[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.37 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 6968599/tftp-deploy-n6bky8am/kernel/zImage tftp 0x10000000 6968599/tftp-deploy-n6bky8am/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '6968599/tftp-deploy-n6bky8am/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 5.6 MiB/s done Bytes transferred = 12444160 (bde200 hex) => tftp 0x14000000 6968599/tftp-deploy-n6bky8am/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 6968599/tftp-deploy-n6bky8am/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '6968599/tftp-deploy-n6bky8am/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# # 10.5 MiB/s done Bytes transferred = 15268857 (e8fbf9 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 6968599/tftp-deploy-n6bky8am/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 6968599/tftp-deploy-n6bky8am/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.37 Filename '6968599/tftp-deploy-n6bky8am/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/6968599/extract-nfsrootfs-hv8udl4j,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6968599/extract-nfsrootfs-hv8udl4j,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbde200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15268793 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d59c Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.131-cip13 (KernelCI@build-j453048-arm-gcc-10-multi-v7-defconfig-kselftest-ftkxb) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Aug 4 03:56:16 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/6968599/extract-nfsrootfs-hv8udl4j,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921608K/1048576K available (17408K kernel code, 2652K rwdata, 8116K rodata, 2048K init, 6694K bss, 61432K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56033 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000041] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004596] Console: colour dummy device 80x30 [ 0.004663] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004694] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004722] ... MAX_LOCK_DEPTH: 48 [ 0.004750] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004777] ... CLASSHASH_SIZE: 4096 [ 0.004803] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004829] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004856] ... CHAINHASH_SIZE: 32768 [ 0.004883] memory used by lock dependency info: 4061 kB [ 0.004909] memory used for stack traces: 2112 kB [ 0.004936] per task-struct memory footprint: 1536 bytes [ 0.005037] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005089] pid_max: default: 32768 minimum: 301 [ 0.005479] LSM: Security Framework initializing [ 0.005593] LSM support for eBPF active [ 0.005745] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005797] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008389] CPU: Testing write buffer coherency: ok [ 0.008511] CPU0: Spectre v2: using BPIALL workaround [ 0.009623] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013602] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015978] rcu: Hierarchical SRCU implementation. [ 0.025492] EFI services will not be available. [ 0.026828] smp: Bringing up secondary CPUs ... [ 0.030222] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030238] CPU1: Spectre v2: using BPIALL workaround [ 0.034320] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034334] CPU2: Spectre v2: using BPIALL workaround [ 0.038082] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038097] CPU3: Spectre v2: using BPIALL workaround [ 0.039155] smp: Brought up 1 node, 4 CPUs [ 0.039203] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039240] CPU: All CPU(s) started in SVC mode. [ 0.041904] devtmpfs: initialized [ 0.101284] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.104019] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.104095] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.108859] pinctrl core: initialized pinctrl subsystem [ 0.115990] DMI not present or invalid. [ 0.118370] NET: Registered protocol family 16 [ 0.130113] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.139879] thermal_sys: Registered thermal governor 'step_wise' [ 0.140446] cpuidle: using governor menu [ 0.140998] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.899416] vdd1p1: supplied by regulator-dummy [ 0.931726] vdd3p0: supplied by regulator-dummy [ 0.963630] vdd2p5: supplied by regulator-dummy [ 0.995529] vddarm: supplied by regulator-dummy [ 1.028405] vddpu: supplied by regulator-dummy [ 1.059499] vddsoc: supplied by regulator-dummy [ 2.413496] No ATAGs? [ 2.414265] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.414349] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.434461] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.464286] Serial: AMBA PL011 UART driver [ 2.531031] Kprobes globally optimized [ 2.627883] mxs-dma 110000.dma-apbh: initialized [ 2.660924] iommu: Default domain type: Translated [ 2.663117] vgaarb: loaded [ 2.667978] SCSI subsystem initialized [ 2.670279] usbcore: registered new interface driver usbfs [ 2.670623] usbcore: registered new interface driver hub [ 2.670868] usbcore: registered new device driver usb [ 2.678724] i2c i2c-0: IMX I2C adapter registered [ 2.685858] i2c i2c-1: IMX I2C adapter registered [ 2.690596] i2c i2c-2: IMX I2C adapter registered [ 2.695268] pps_core: LinuxPPS API ver. 1 registered [ 2.695315] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.695418] PTP clock support registered [ 2.713889] clocksource: Switched to clocksource mxc_timer1 [ 4.425248] NET: Registered protocol family 2 [ 4.425996] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.429445] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.429632] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.429863] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.431308] TCP: Hash tables configured (established 8192 bind 8192) [ 4.432374] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.432727] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.432988] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.433924] NET: Registered protocol family 1 [ 4.436840] RPC: Registered named UNIX socket transport module. [ 4.436931] RPC: Registered udp transport module. [ 4.436973] RPC: Registered tcp transport module. [ 4.437012] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.437067] NET: Registered protocol family 44 [ 4.437137] PCI: CLS 0 bytes, default 64 [ 4.439683] Trying to unpack rootfs image as initramfs... [ 6.339853] Freeing initrd memory: 14912K [ 6.341178] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.342525] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.352010] Initialise system trusted keyrings [ 6.353297] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.406756] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.411288] NFS: Registering the id_resolver key type [ 6.411476] Key type id_resolver registered [ 6.411572] Key type id_legacy registered [ 6.412240] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.412347] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.412560] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.414901] Key type asymmetric registered [ 6.415032] Asymmetric key parser 'x509' registered [ 6.415472] bounce: pool size: 64 pages [ 6.415640] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.415747] io scheduler mq-deadline registered [ 6.415789] io scheduler kyber registered [ 6.416744] test_firmware: interface ready [ 6.659998] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.660258] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.925956] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.947527] SuperH (H)SCI(F) driver initialized [ 6.950574] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.956071] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.888179] printk: console [ttymxc1] enabled [ 7.899298] msm_serial: driver initialized [ 7.904605] STMicroelectronics ASC driver initialized [ 7.916532] STM32 USART driver initialized [ 7.944009] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.966783] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.975365] panel-simple panel-lcd: Specify missing connector_type [ 7.983299] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.040232] brd: module loaded [ 8.104620] loop: module loaded [ 8.111221] lkdtm: No crash points registered, enable through debugfs [ 8.134095] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.142066] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.150190] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.158482] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.166592] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.174971] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.182707] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.194230] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.201263] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.210199] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.224904] scsi host0: ahci-imx [ 8.230602] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.298229] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.312057] pps pps0: new PPS source ptp0 [ 8.359037] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.369996] e1000e: Intel(R) PRO/1000 Network Driver [ 8.375079] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.381291] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.386810] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.415530] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.423131] usbcore: registered new interface driver pegasus [ 8.429102] usbcore: registered new interface driver asix [ 8.434746] usbcore: registered new interface driver ax88179_178a [ 8.441039] usbcore: registered new interface driver cdc_ether [ 8.447188] usbcore: registered new interface driver smsc75xx [ 8.453184] usbcore: registered new interface driver smsc95xx [ 8.459182] usbcore: registered new interface driver net1080 [ 8.465088] usbcore: registered new interface driver cdc_subset [ 8.471209] usbcore: registered new interface driver zaurus [ 8.477138] usbcore: registered new interface driver cdc_ncm [ 8.496252] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.502899] ehci-pci: EHCI PCI platform driver [ 8.507601] ehci-platform: EHCI generic platform driver [ 8.513962] ehci-orion: EHCI orion driver [ 8.518959] SPEAr-ehci: EHCI SPEAr driver [ 8.523959] ehci-st: EHCI STMicroelectronics driver [ 8.529769] ehci-exynos: EHCI Exynos driver [ 8.534955] ehci-atmel: EHCI Atmel driver [ 8.539882] tegra-ehci: Tegra EHCI driver [ 8.544920] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.551209] ohci-pci: OHCI PCI platform driver [ 8.555920] ohci-platform: OHCI generic platform driver [ 8.562180] SPEAr-ohci: OHCI SPEAr driver [ 8.566489] ata1: SATA link down (SStatus 0 SControl 300) [ 8.567199] ohci-st: OHCI STMicroelectronics driver [ 8.572291] ahci-imx 2200000.sata: no device found, disabling link. [ 8.577906] ohci-atmel: OHCI Atmel driver [ 8.583245] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.590957] usbcore: registered new interface driver usb-storage [ 8.634925] i2c /dev entries driver [ 8.725366] sdhci: Secure Digital Host Controller Interface driver [ 8.731594] sdhci: Copyright(c) Pierre Ossman [ 8.746109] Synopsys Designware Multimedia Card Interface Driver [ 8.759914] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.769533] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.769540] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.769728] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.786962] ledtrig-cpu: registered to indicate activity on CPUs [ 8.797023] usbcore: registered new interface driver usbhid [ 8.802639] usbhid: USB HID core driver [ 8.824087] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.824114] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.832225] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.846150] gre: GRE over IPv4 demultiplexor driver [ 8.851072] ip_gre: GRE over IPv4 tunneling driver [ 8.862304] IPv4 over IPsec tunneling driver [ 8.872053] NET: Registered protocol family 10 [ 8.875330] mmc2: new high speed SDHC card at address e624 [ 8.884216] Segment Routing with IPv6 [ 8.886242] mmcblk2: mmc2:e624 SL16G 14.8 GiB [ 8.894989] ip6_gre: GRE over IPv6 tunneling driver [ 8.903164] NET: Registered protocol family 17 [ 8.909001] 8021q: 802.1Q VLAN Support v1.8 [ 8.911168] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.914369] Key type dns_resolver registered [ 8.920801] GPT:29296874 != 31116287 [ 8.928659] GPT:Alternate GPT header not at the end of the disk. [ 8.934807] GPT:29296874 != 31116287 [ 8.938427] GPT: Use GNU Parted to correct GPT errors. [ 8.943737] mmcblk2: p1 p2 p3 [ 8.944534] ThumbEE CPU extension supported. [ 8.951149] Registering SWP/SWPB emulation handler [ 8.960196] Loading compiled-in X.509 certificates [ 9.152535] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.160968] panel-simple panel-lcd: Specify missing connector_type [ 9.174585] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.211322] imx_usb 2184200.usb: No over current polarity defined [ 9.224819] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.230049] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.264252] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.285792] hub 1-0:1.0: USB hub found [ 9.290015] hub 1-0:1.0: 1 port detected [ 9.306514] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.339642] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.348016] panel-simple panel-lcd: Specify missing connector_type [ 9.361755] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.393748] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.402035] panel-simple panel-lcd: Specify missing connector_type [ 9.415612] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.435175] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.465381] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.473757] panel-simple panel-lcd: Specify missing connector_type [ 9.487323] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.510077] 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) [ 9.525655] IP-Config: Failed to open gretap0 [ 9.530059] IP-Config: Failed to open erspan0 [ 9.563770] Sending DHCP requests . [ 9.694100] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.913887] hub 1-1:1.0: USB hub found [ 9.918543] hub 1-1:1.0: 3 ports detected [ 9.950056] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.958447] panel-simple panel-lcd: Specify missing connector_type [ 9.972137] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.983842] . [ 12.635183] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.645517] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 16.203850] ., OK [ 16.246323] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.37 [ 16.254603] IP-Config: Complete: [ 16.257923] device=eth0, hwaddr=00:19:b8:08:f0:fd, ipaddr=192.168.201.37, mask=255.255.255.0, gw=192.168.201.1 [ 16.268599] host=imx6q-sabrelite-lava-cbg-7, domain=lava-rack, nis-domain=(none) [ 16.276638] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 16.276685] nameserver0=192.168.201.1 [ 16.347725] Freeing unused kernel memory: 2048K [ 16.354386] Run /init as init process Loading, please wait... Starting version 247.3-7 [ 20.489888] imx-ipuv3 2400000.ipu: IPUv3H probed [ 20.524651] imx-ipuv3 2800000.ipu: IPUv3H probed [ 20.524793] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.551205] panel-simple panel-lcd: Specify missing connector_type [ 20.578108] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.633486] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.635306] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.642413] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.650309] panel-simple panel-lcd: Specify missing connector_type [ 20.658329] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.682326] CAN device driver interface [ 20.696441] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.697963] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.783881] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.803641] panel-simple panel-lcd: Specify missing connector_type [ 20.825410] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.852702] caam 2100000.crypto: Entropy delay = 3200 [ 20.918775] caam 2100000.crypto: Instantiated RNG4 SH0 [ 20.955446] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 20.969621] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 20.979547] caam 2100000.crypto: Instantiated RNG4 SH1 [ 20.983939] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 20.984810] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 20.991306] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 20.997983] caam 2100000.crypto: job rings = 2, qi = 0 [ 21.034145] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 21.040873] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 21.047168] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 21.056607] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 21.086287] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 21.090698] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.094888] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 21.095059] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 21.102569] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.111315] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 21.115962] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.125035] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 21.131810] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.144315] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 21.171926] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.181441] panel-simple panel-lcd: Specify missing connector_type [ 21.196680] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.219151] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.227784] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.236742] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.245247] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.283133] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.292503] panel-simple panel-lcd: Specify missing connector_type [ 21.309924] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.344773] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.353409] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.362117] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.370720] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.981440] caam algorithms registered in /proc/crypto [ 21.993022] caam 2100000.crypto: registering rng-caam [ 22.121839] random: crng init done [ 22.151916] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.160390] panel-simple panel-lcd: Specify missing connector_type [ 22.174176] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.196684] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.205633] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers [ 22.214261] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) ... done. [ 22.225378] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: 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:fd mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.37 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-7 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 24.712984] systemd[1]: System time before build time, advancing clock. [ 25.011988] 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) [ 25.041382] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 25.113263] systemd[1]: Set hostname to . [ 26.876757] systemd[1]: Queued start job for default target Graphical Interface. [ 26.892638] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 26.940417] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 26.989315] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 27.038734] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 27.088519] 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. [ 27.137617] 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. [ 27.185366] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.199581] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 27.246193] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 27.285578] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 27.324093] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 27.365942] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 27.406009] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 27.513762] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.527603] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 27.572172] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 27.621202] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 27.675952] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 27.719800] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 27.768245] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 27.777610] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 27.800847] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 27.845937] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 27.895611] 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... [ 27.948206] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 27.995474] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 28.045127] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 28.093046] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.124087] systemd[1]: Starting Journal Service... [ 28.129846] fuse: init (API version 7.32) Starting [0;1;39mJournal Service[0m... [ 28.199337] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 28.266567] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 28.313663] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 28.383996] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 28.436603] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 28.492026] 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. [ 28.592166] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.603099] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 28.659695] systemd[1]: modprobe@drm.service: Succeeded. [ 28.669860] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 28.719741] systemd[1]: modprobe@fuse.service: Succeeded. [ 28.729953] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 28.779751] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 28.829927] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 28.885549] 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... [ 29.213474] systemd-journald[275]: 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;39mFlush Journal to Persistent Storage[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;39mCreate Volatile Files and Directories[0m... Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. 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] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.131-cip13 #1 SMP Thu Aug 4 03:56:16 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/6968599/extract-nfsrootfs-hv8udl4j' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6968599/extract-nfsrootfs-hv8udl4j' / # 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-6968599/environment . /lava-6968599/environment / # /lava-6968599/bin/lava-test-runner /lava-6968599/0 /lava-6968599/bin/lava-test-runner /lava-6968599/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6968599/0/tests/0_timesync-off ++ cat uuid + UUID=6968599_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-6968599/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6968599_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-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.131-cip13-37-ge3a52725ce96e/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-6968599/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 110d 13h 47min 15s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-03-20 19:56:15-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.131-cip13-37-ge3a52725ce96e/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: 1407692 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 16.21K 56.6KB/s kselftest.tar.xz 3%[ ] 54.88K 103KB/s kselftest.tar.xz 6%[> ] 85.99K 111KB/s kselftest.tar.xz 8%[> ] 115.20K 113KB/s kselftest.tar.xz 10%[=> ] 146.79K 116KB/s kselftest.tar.xz 13%[=> ] 184.97K 123KB/s kselftest.tar.xz 15%[==> ] 213.25K 122KB/s kselftest.tar.xz 18%[==> ] 248.60K 125KB/s kselftest.tar.xz 20%[===> ] 279.71K 127KB/s kselftest.tar.xz 22%[===> ] 313.65K 129KB/s kselftest.tar.xz 25%[====> ] 349.00K 133KB/s kselftest.tar.xz 28%[====> ] 385.77K 134KB/s kselftest.tar.xz 30%[=====> ] 422.53K 137KB/s eta 7s kselftest.tar.xz 33%[=====> ] 463.54K 140KB/s eta 7s kselftest.tar.xz 36%[======> ] 505.96K 144KB/s eta 7s kselftest.tar.xz 39%[======> ] 549.80K 147KB/s eta 7s kselftest.tar.xz 43%[=======> ] 593.64K 150KB/s eta 7s kselftest.tar.xz 46%[========> ] 641.71K 158KB/s eta 5s 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netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 93.428336] 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 [ 94.292956] lkdtm: Performing direct entry BUG [ 94.297859] ------------[ cut here ]------------ [ 94.302493] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 94.307737] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 94.312901] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 94.342185] CPU: 1 PID: 793 Comm: cat Not tainted 5.10.131-cip13 #1 [ 94.348476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 94.355049] PC is at lkdtm_BUG+0x14/0x18 [ 94.359002] LR is at lkdtm_do_action+0x2c/0x4c [ 94.363468] pc : [] lr : [] psr: a00e0013 [ 94.369756] sp : c6f01e58 ip : c6f01e68 fp : c6f01e64 [ 94.375002] r10: 00000004 r9 : c1acf5ec r8 : c15e7d40 [ 94.380250] r7 : c6f01f60 r6 : 00000004 r5 : c6c21000 r4 : 00000001 [ 94.386798] r3 : c0c2d674 r2 : bd87e8ad r1 : ef7965e0 r0 : c15e7d48 [ 94.393352] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 94.400512] Control: 10c5387d Table: 16f5804a DAC: 00000051 [ 94.406284] Process cat (pid: 793, stack limit = 0x5998c3f8) [ 94.411966] Stack: (0xc6f01e58 to 0xc6f02000) [ 94.416350] 1e40: c6f01e74 c6f01e68 [ 94.424562] 1e60: c0c2d108 c0c2d680 c6f01e9c c6f01e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5ac7e00 [ 94.432774] 1e80: b6dd1000 00000004 c53959c0 c6f01f60 c6f01ec4 c6f01ea0 c07f4ad0 c0c2d4f4 [ 94.440983] 1ea0: 00000000 c5ac7e00 b6dd1000 c2816000 c6f01f60 c07f4a6c c6f01f5c c6f01ec8 [ 94.449193] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6f00000 [ 94.457401] 1ee0: b6dd1000 00020000 00000004 00000004 0001fffc c6f01ee0 00000001 b6dd0000 [ 94.465608] 1f00: c2fb8780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 94.473814] 1f20: 00000000 00000000 c139e998 bd87e8ad c205ca20 c5ac7e00 c5ac7e00 c6f00000 [ 94.482021] 1f40: b6dd1000 00000000 00000000 00000004 c6f01f94 c6f01f60 c059872c c0598098 [ 94.490229] 1f60: 00000000 00000000 c6f01fac bd87e8ad 00000004 00000004 b6f18e00 00000004 [ 94.498437] 1f80: c03002e4 c6f00000 c6f01fa4 c6f01f98 c05987bc c05986c4 00000000 c6f01fa8 [ 94.506645] 1fa0: c03000c0 c05987b0 00000004 00000004 00000001 b6dd1000 00000004 00000000 [ 94.514854] 1fc0: 00000004 00000004 b6f18e00 00000004 00000001 00000000 00020000 bea5aa54 [ 94.523061] 1fe0: 00000004 bea5a788 b6e8694f b6e0cc66 800e0030 00000001 00000000 00000000 [ 94.531257] Backtrace: [ 94.533757] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.541365] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.549412] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.557365] r9:c6f01f60 r8:c53959c0 r7:00000004 r6:b6dd1000 r5:c5ac7e00 r4:c0c2d4e8 [ 94.565149] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.573012] r9:c07f4a6c r8:c6f01f60 r7:c2816000 r6:b6dd1000 r5:c5ac7e00 r4:00000000 [ 94.580788] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.587955] r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c6f00000 r5:c5ac7e00 [ 94.595804] r4:c5ac7e00 [ 94.598370] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.605536] r9:c6f00000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:00000004 r4:00000004 [ 94.613316] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.620907] Exception stack(0xc6f01fa8 to 0xc6f01ff0) [ 94.625987] 1fa0: 00000004 00000004 00000001 b6dd1000 00000004 00000000 [ 94.634194] 1fc0: 00000004 00000004 b6f18e00 00000004 00000001 00000000 00020000 bea5aa54 [ 94.642396] 1fe0: 00000004 bea5a788 b6e8694f b6e0cc66 [ 94.647478] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 94.653605] ---[ end trace 94da7525c7ae0adb ]--- [ 94.658250] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 94.667147] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 793, name: cat [ 94.674822] INFO: lockdep is turned off. [ 94.678763] irq event stamp: 1570 [ 94.682122] hardirqs last enabled at (1569): [] console_unlock+0x4b0/0x6c0 [ 94.689983] hardirqs last disabled at (1570): [] __und_svc+0x60/0x6c [ 94.697235] softirqs last enabled at (1566): [] __do_softirq+0x378/0x5fc [ 94.704920] softirqs last disabled at (1555): [] __irq_exit_rcu+0x178/0x1d0 [ 94.712780] CPU: 1 PID: 793 Comm: cat Tainted: G D 5.10.131-cip13 #1 [ 94.720455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 94.726999] Backtrace: [ 94.729509] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 94.737110] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f728 [ 94.742810] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 94.750163] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 94.757939] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc00c r4:c6f00000 [ 94.765715] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 94.773570] r6:00000000 r5:00000031 r4:c19cc00c [ 94.778232] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 94.785999] r6:00000001 r5:c6f00000 r4:c6876c00 [ 94.790663] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 94.798001] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c6876c00 [ 94.804739] [] (do_exit) from [] (die+0x374/0x380) [ 94.811289] r7:c1e0fc8c [ 94.813854] [] (die) from [] (do_undefinstr+0x170/0x240) [ 94.820935] r10:00000004 r9:c6f00000 r8:c15e7d40 r7:00000000 r6:c6f01dc8 r5:c0c2d688 [ 94.828783] r4:e7f001f2 [ 94.831352] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 94.839290] Exception stack(0xc6f01dc8 to 0xc6f01e10) [ 94.844372] 1dc0: c15e7d48 ef7965e0 bd87e8ad c0c2d674 00000001 c6c21000 [ 94.852581] 1de0: 00000004 c6f01f60 c15e7d40 c1acf5ec 00000004 c6f01e64 c6f01e68 c6f01e58 [ 94.860783] 1e00: c0c2d108 c0c2d688 a00e0013 ffffffff [ 94.865863] r7:c6f01dfc r6:ffffffff r5:a00e0013 r4:c0c2d68c [ 94.871568] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.879172] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.887213] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.895161] r9:c6f01f60 r8:c53959c0 r7:00000004 r6:b6dd1000 r5:c5ac7e00 r4:c0c2d4e8 [ 94.902939] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.910800] r9:c07f4a6c r8:c6f01f60 r7:c2816000 r6:b6dd1000 r5:c5ac7e00 r4:00000000 [ 94.918575] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.925740] r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c6f00000 r5:c5ac7e00 [ 94.933589] r4:c5ac7e00 [ 94.936155] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.943320] r9:c6f00000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:00000004 r4:00000004 [ 94.951093] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.958682] Exception stack(0xc6f01fa8 to 0xc6f01ff0) [ 94.963762] 1fa0: 00000004 00000004 00000001 b6dd1000 00000004 00000000 [ 94.971969] 1fc0: 00000004 00000004 b6f18e00 00000004 00000001 00000000 00020000 bea5aa54 [ 94.980172] 1fe0: 00000004 bea5a788 b6e8694f b6e0cc66 # Segmentation fault # [ 94.292956] lkdtm: Performing direct entry BUG # [ 94.297859] ------------[ cut here ]------------ # [ 94.302493] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 94.307737] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 94.312901] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 94.342185] CPU: 1 PID: 793 Comm: cat Not tainted 5.10.131-cip13 #1 # [ 94.348476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 94.355049] PC is at lkdtm_BUG+0x14/0x18 # [ 94.359002] LR is at lkdtm_do_action+0x2c/0x4c # [ 94.363468] pc : [] lr : [] psr: a00e0013 # [ 94.369756] sp : c6f01e58 ip : c6f01e68 fp : c6f01e64 # [ 94.375002] r10: 00000004 r9 : c1acf5ec r8 : c15e7d40 # [ 94.380250] r7 : c6f01f60 r6 : 00000004 r5 : c6c21000 r4 : 00000001 # [ 94.386798] r3 : c0c2d674 r2 : bd87e8ad r1 : ef7965e0 r0 : c15e7d48 # [ 94.393352] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 94.400512] Control: 10c5387d Table: 16f5804a DAC: 00000051 # [ 94.406284] Process cat (pid: 793, stack limit = 0x5998c3f8) # [ 94.411966] Stack: (0xc6f01e58 to 0xc6f02000) # [ 94.416350] 1e40: c6f01e74 c6f01e68 # [ 94.424562] 1e60: c0c2d108 c0c2d680 c6f01e9c c6f01e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5ac7e00 # [ 94.432774] 1e80: b6dd1000 00000004 c53959c0 c6f01f60 c6f01ec4 c6f01ea0 c07f4ad0 c0c2d4f4 # [ 94.440983] 1ea0: 00000000 c5ac7e00 b6dd1000 c2816000 c6f01f60 c07f4a6c c6f01f5c c6f01ec8 # [ 94.449193] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6f00000 # [ 94.457401] 1ee0: b6dd1000 00020000 00000004 00000004 0001fffc c6f01ee0 00000001 b6dd0000 # [ 94.465608] 1f00: c2fb8780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 94.473814] 1f20: 00000000 00000000 c139e998 bd87e8ad c205ca20 c5ac7e00 c5ac7e00 c6f00000 # [ 94.482021] 1f40: b6dd1000 00000000 00000000 00000004 c6f01f94 c6f01f60 c059872c c0598098 # [ 94.490229] 1f60: 00000000 00000000 c6f01fac bd87e8ad 00000004 00000004 b6f18e00 00000004 # [ 94.498437] 1f80: c03002e4 c6f00000 c6f01fa4 c6f01f98 c05987bc c05986c4 00000000 c6f01fa8 # [ 94.506645] 1fa0: c03000c0 c05987b0 00000004 00000004 00000001 b6dd1000 00000004 00000000 # [ 94.514854] 1fc0: 00000004 00000004 b6f18e00 00000004 00000001 00000000 00020000 bea5aa54 # [ 94.523061] 1fe0: 00000004 bea5a788 b6e8694f b6e0cc66 800e0030 00000001 00000000 00000000 # [ 94.531257] Backtrace: # [ 94.533757] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.541365] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.549412] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.557365] r9:c6f01f60 r8:c53959c0 r7:00000004 r6:b6dd1000 r5:c5ac7e00 r4:c0c2d4e8 # [ 94.565149] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.573012] r9:c07f4a6c r8:c6f01f60 r7:c2816000 r6:b6dd1000 r5:c5ac7e00 r4:00000000 # [ 94.580788] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.587955] r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c6f00000 r5:c5ac7e00 # [ 94.595804] r4:c5ac7e00 # [ 94.598370] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.605536] r9:c6f00000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:00000004 r4:00000004 # [ 94.613316] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.620907] Exception stack(0xc6f01fa8 to 0xc6f01ff0) # [ 94.625987] 1fa0: 00000004 00000004 00000001 b6dd1000 00000004 00000000 # [ 94.634194] 1fc0: 00000004 00000004 b6f18e00 00000004 00000001 00000000 00020000 bea5aa54 # [ 94.642396] 1fe0: 00000004 bea5a788 b6e8694f b6e0cc66 # [ 94.647478] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 94.653605] ---[ end trace 94da7525c7ae0adb ]--- # [ 94.658250] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 94.667147] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 793, name: cat[ 95.466550] lkdtm: Performing direct entry WARNING # [ 94.674822] INFO: lockdep i[ 95.472794] ------------[ cut here ]------------ s turned off. # [ 94.678763] i[ 95.480504] WARNING: CPU: 1 PID: 864 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c rq event stamp: 1570 # [ 94.68[ 95.491632] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 2122] hardirqs last enabled at ([ 95.523389] CPU: 1 PID: 864 Comm: cat Tainted: G D W 5.10.131-cip13 #1 1569): [] console_unloc[ 95.533807] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) k+0x4b0/0x6c0 # [ 94.689983] h[ 95.543196] Backtrace: ardirqs last disabled at (1570): [ 95.548524] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [] __und_svc+0x60/0x6c[ 95.558943] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 94.697235] softirqs last [ 95.567469] [] (show_stack) from [] (dump_stack+0xe0/0x100) enabled at (1566): [] _[ 95.577644] [] (dump_stack) from [] (__warn+0xfc/0x16c) _do_softirq+0x378/0x5fc # [ 94[ 95.587460] r9:00000009 r8:c0c2d6d4 r7:00000053 r6:00000009 r5:c0c2d6d4 r4:c1acfca8 .704920] softirqs last disabled a[ 95.598069] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) t (1555): [] __irq_exit[ 95.608409] r7:00000053 r6:c1acfca8 r5:00000000 r4:c477e000 _rcu+0x178/0x1d0 # [ 94.712780[ 95.616935] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) ] CPU: 1 PID: 793 Comm: cat Taint[ 95.627884] r9:c1acf5f0 r8:c15e7d40 r7:c477ff60 r6:00000008 r5:c6c22000 r4:00000002 ed: G D 5.10.131-c[ 95.638491] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ip13 #1 # [ 94.720455] Hardwar[ 95.649270] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) e name: Freescale i.MX6 Quad/Dual[ 95.660140] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 95.670912] r9:c477ff60 r8:c53959c0 r7:00000008 r6:b6e01000 r5:c6abf2c0 r4:c0c2d4e8 [ 95.678667] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) Lite (Device Tree) # [ 94.7269[ 95.686505] r9:c07f4a6c r8:c477ff60 r7:c2816000 r6:b6e01000 r5:c6abf2c0 r4:00000000 [ 95.697105] [] (vfs_write) from [] (ksys_write+0x74/0xec) 99] Backtrace: # [ 94.729509][ 95.704249] r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c477e000 r5:c6abf2c0 [ 95.714932] r4:c6abf2c0 [] (dump_backtrace) fr[ 95.717475] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 95.727473] r9:c477e000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:00000008 r4:00000008 om [] (show_stack+0x20/[ 95.735227] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 95.745664] Exception stack(0xc477ffa8 to 0xc477fff0) 0x24) # [ 94.737110] r7:fffff[ 95.750724] ffa0: 00000008 00000008 00000001 b6e01000 00000008 00000000 fff r6:600e0093 r5:00000000 r4:c1[ 95.761763] ffc0: 00000008 00000008 b6f48e00 00000004 00000001 00000000 00020000 bea09a54 [ 95.772810] ffe0: 00000004 bea09788 b6eb694f b6e3cc66 f0f728 # [ 94.742810] [] (show_stack) from [] 0x0 >] (dump_stack+0xe0/0x100) # [ [ 95.792256] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 94.750163] [] (dump_st[ 95.802621] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c ack) from [] (___might_[ 95.812988] softirqs last disabled at (0): [<00000000>] 0x0 sleep+0x1b0/0x2c0) # [ 94.7579[ 95.821434] ---[ end trace 94da7525c7ae0adc ]--- 39] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cc00c r4:c6f00000 # [ 94.765715] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 94.773570] r6:00000000 r5:00000031 r4:c19cc00c # [ 94.778232] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 94.785999] r6:00000001 r5:c6f00000 r4:c6876c00 # [ 94.790663] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 94.798001] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c6876c00 # [ 94.804739] [] (do_exit) from [] (die+0x374/0x380) # [ 94.811289] r7:c1e0fc8c # [ 94.813854] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 94.820935] r10:00000004 r9:c6f00000 r8:c15e7d40 r7:00000000 r6:c6f01dc8 r5:c0c2d688 # [ 94.828783] r4:e7f001f2 # [ 94.831352] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 94.839290] Exception stack(0xc6f01dc8 to 0xc6f01e10) # [ 94.844372] 1dc0: c15e7d48 ef7965e0 bd87e8ad c0c2d674 00000001 c6c21000 # [ 94.852581] 1de0: 00000004 c6f01f60 c15e7d40 c1acf5ec 00000004 c6f01e64 c6f01e68 c6f01e58 # [ 94.860783] 1e00: c0c2d108 c0c2d688 a00e0013 ffffffff # [ 94.865863] r7:c6f01dfc r6:ffffffff r5:a00e0013 r4:c0c2d68c # [ 94.871568] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.879172] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.887213] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.895161] r9:c6f01f60 r8:c53959c0 r7:00000004 r6:b6dd1000 r5:c5ac7e00 r4:c0c2d4e8 # [ 94.902939] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.910800] r9:c07f4a6c r8:c6f01f60 r7:c2816000 r6:b6dd1000 r5:c5ac7e00 r4:00000000 # [ 94.918575] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.925740] r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c6f00000 r5:c5ac7e00 # [ 94.933589] r4:c5ac7e00 # [ 94.936155] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.943320] r9:c6f00000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:00000004 r4:00000004 # [ 94.951093] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.958682] Exception stack(0xc6f01fa8 to 0xc6f01ff0) # [ 94.963762] 1fa0: 00000004 00000004 00000001 b6dd1000 00000004 00000000 # [ 94.971969] 1fc0: 00000004 00000004 b6f18e00 00000004 00000001 00000000 00020000 bea5aa54 # [ 94.980172] 1fe0: 00000004 bea5a788 b6e8694f b6e0cc66 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 95.466550] lkdtm: Performing direct entry WARNING # [ 95.472794] ------------[ cut here ]------------ # [ 95.480504] WARNING: CPU: 1 PID: 864 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 95.491632] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 95.523389] CPU: 1 PID: 864 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 95.533807] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 95.543196] Backtrace: # [ 95.548524] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 95.558943] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 95.567469] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 95.577644] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 95.587460] r9:00000009 r8:c0c2d6d4 r7:00000053 r6:00000009 r5:c0c2d6d4 r4:c1acfca8 # [ 95.598069] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 95.608409] r7:00000053 r6:c1ac[ 96.177574] lkdtm: Performing direct entry WARNING_MESSAGE fca8 r5:00000000 r4:c477e000 # [[ 96.184591] ------------[ cut here ]------------ 95.616935] [] (warn_[ 96.191939] WARNING: CPU: 1 PID: 899 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 slowpath_fmt) from [] ([ 96.203970] Warning message trigger count: 2 lkdtm_WARNING+0x48/0x4c) # [ 9[ 96.211031] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 5.627884] r9:c1acf5f0 r8:c15e7d4[ 96.242798] CPU: 1 PID: 899 Comm: cat Tainted: G D W 5.10.131-cip13 #1 0 r7:c477ff60 r6:00000008 r5:c6c2[ 96.253253] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 2000 r4:00000002 # [ 95.638491[ 96.262644] Backtrace: ] [] (lkdtm_WARNING) fr[ 96.267979] [] (dump_backtrace) from [] (show_stack+0x20/0x24) om [] (lkdtm_do_action+[ 96.278396] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 0x2c/0x4c) # [ 95.649270] [] (show_stack) from [] (dump_stack+0xe0/0x100) c2d0dc>] (lkdtm_do_action) from [[ 96.297102] [] (dump_stack) from [] (__warn+0xfc/0x16c) ] (direct_entry+0x120/0[ 96.306920] r9:00000009 r8:c0c2d724 r7:00000058 r6:00000009 r5:c0c2d724 r4:c1acfca8 x18c) # [ 95.660140] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 8>] (direct_entry) from [] (full_proxy_write+0x64/0x94)[ 96.336406] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 95.670912] r9:c477ff60 r8[ 96.348046] r9:c1acf5f8 r8:c15e7d40 r7:c580bf60 r6:00000010 r5:c6c21000 r4:00000003 :c53959c0 r7:00000008 r6:b6e01000[ 96.358656] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) r5:c6abf2c0 r4:c0c2d4e8 # [ 9[ 96.370130] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 5.678667] [] (full_prox[ 96.381000] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) y_write) from [] (vfs_w[ 96.391776] r9:c580bf60 r8:c53959c0 r7:00000010 r6:b6e4c000 r5:c5ac7a40 r4:c0c2d4e8 rite+0x10c/0x524) # [ 95.68650[ 96.402387] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 5] r9:c07f4a6c r8:c477ff60 r7:c2[ 96.413075] r9:c07f4a6c r8:c580bf60 r7:c2816000 r6:b6e4c000 r5:c5ac7a40 r4:00000000 816000 r6:b6e01000 r5:c6abf2c0 r4[ 96.423685] [] (vfs_write) from [] (ksys_write+0x74/0xec) :00000000 # [ 95.697105] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ [ 96.449774] [] (ksys_write) from [] (sys_write+0x18/0x1c) 95.704249] r10:00000004 r9:000[ 96.459770] r9:c580a000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000010 r4:00000010 00000 r8:00000000 r7:b6e01000 r6:[ 96.470380] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) c477e000 r5:c6abf2c0 # [ 95.71[ 96.480806] Exception stack(0xc580bfa8 to 0xc580bff0) 4932] r4:c6abf2c0 # [ 95.7174[ 96.488729] bfa0: 00000010 00000010 00000001 b6e4c000 00000010 00000000 75] [] (ksys_write) fro[ 96.499769] bfc0: 00000010 00000010 b6f93e00 00000004 00000001 00000000 00020000 beed2a54 m [] (sys_write+0x18/0x[ 96.510809] bfe0: 00000004 beed2788 b6f0194f b6e87c66 1c) # [ 95.727473] r9:c477e00[ 96.518801] irq event stamp: 0 0 r8:c03002e4 r7:00000004 r6:b6f4[ 96.524684] hardirqs last enabled at (0): [<00000000>] 0x0 8e00 r5:00000008 r4:00000008 # [[ 96.533093] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 95.735227] [] (sys_w[ 96.543476] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c rite) from [] (ret_fast[ 96.553841] softirqs last disabled at (0): [<00000000>] 0x0 _syscall+0x0/0x28) # [ 95.7456[ 96.562269] ---[ end trace 94da7525c7ae0add ]--- 64] Exception stack(0xc477ffa8 to 0xc477fff0) # [ 95.750724] ffa0: 00000008 00000008 00000001 b6e01000 00000008 00000000 # [ 95.761763] ffc0: 00000008 00000008 b6f48e00 00000004 00000001 00000000 00020000 bea09a54 # [ 95.772810] ffe0: 00000004 bea09788 b6eb694f b6e3cc66 # [ 95.777936] irq event stamp: 0 # [ 95.783826] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 95.792256] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 95.802621] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 95.812988] softirqs last disabled at (0): [<00000000>] 0x0 # [ 95.821434] ---[ end trace 94da7525c7ae0adc ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 96.177574] lkdtm: Performing direct entry WARNING_MESSAGE # [ 96.184591] ------------[ cut here ]------------ # [ 96.191939] WARNING: CPU: 1 PID: 899 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 96.203970] Warning message trigger count: 2 # [ 96.211031] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 96.242798] CPU: 1 PID: 899 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 96.253253] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.262644] Backtrace: # [ 96.267979] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 96.278396] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 96.286925] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 96.297102] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 96.306920] r9:00000009 r8:c0c2d724 r7:00000058 r6:00000009 r5:c0c2d724 r4:c1acfca8 # [ 96.317533] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 96.327871] r7:00000058 r6:c1acfca8 r5:c1acfcc4 r4:c580a000 # [ 96.336406] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 96.348046] r9:c1acf5f8 r8:c15e7d40 r7:c580bf60 r6:00000010 r5:c6c21000 r4:00000003 # [ 96.358656] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 96.370130] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 96.381000] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 96.391776] r9:c580bf60 r8:c53959c0 r7:00000010 r6:b6e4c000 r5:c5ac7a40 r4:c0c2d4e8 # [ 96.402387] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 96.413075] r9:c07f4a6c r8:c580bf60 r7:c2816000 r6:b6e4c000 r5:c5ac7a40 r4:00000000 # [ 96.423685] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 96.433680] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c580a000 r5:c5ac7a40 # [ 96.444368] r4:c5ac7a40 # [ 96.449774] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 96.459770] r9:c580a000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000010 r4:00000010 # [ 96.470380] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 96.480806] Exception stack(0xc580bfa8 to 0xc580bff0) # [ 96.488729] bfa0: 00000010 00000010 00000001 b6e4c000 00000010 00000000 # [ 96.499769] bfc0: 00000010 00000010 b6f93e00 00000004 00000001 00000000 00020000 beed2a54 # [ 96.510809] bfe0: 00000004 beed2788 b6f0194f b6e87c66 # [ 96.518801] irq event stamp: 0 # [ 96.524684] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 96.533093] hardirqs last disabled at (0): [] copy_process+0[x 5 c 896.911292] 8<--- cut here --- 0x194c # [ 96.543476] softirqs[ 96.916979] Unable to handle kernel NULL pointer dereference at virtual address 00000000 last enabled at (0): [] copy_process+0x5c8/0x194c # [[ 96.933349] [00000000] *pgd=00000000 96.553841] softirqs last disab[ 96.939864] Internal error: Oops: 805 [#2] SMP ARM led at (0): [<00000000>] 0x0 # [[ 96.947413] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 96.562269] ---[ [e n d 9t6r.a79124] CPU: 3 PID: 931 Comm: cat Tainted: G D W 5.10.131-cip13 #1 ce 94da75[2 5 c 79a6e.09a8d8d9 4]] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) --- # WARNING_MESSAGE: saw 'mess 96.997222] PC is at lkdtm_EXCEPTION+0x18/0x20 age trigger': o[k o9k7 .40 0s430] LR is at lkdtm_do_action+0x2c/0x4c elftests: lk[d t m :9 7W.A0R1N08I6] pc : [] lr : [] psr: a00e0013 NG_MESSAGE[. s h 9 7#. 0s1e8l9f52] sp : c5873e58 ip : c5873e68 fp : c5873e64 ests: lkd[t m : 9E7X.C0E2P5T9I9O] r10: 0000000a r9 : c1acf608 r8 : c15e7d40 N.sh [ 97.032957] r7 : c5873f60 r6 : 0000000a r5 : c4771000 r4 : 00000004 [ 97.040003] r3 : 00000000 r2 : 331810df r1 : ef7c05e0 r0 : c15e7d60 [ 97.046537] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 97.053678] Control: 10c5387d Table: 1479404a DAC: 00000051 [ 97.059430] Process cat (pid: 931, stack limit = 0x9ea7d354) [ 97.065095] Stack: (0xc5873e58 to 0xc5874000) [ 97.069458] 3e40: c5873e74 c5873e68 [ 97.077645] 3e60: c0c2d108 c0c2d738 c5873e9c c5873e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a12c80 [ 97.085831] 3e80: b6e29000 0000000a c53959c0 c5873f60 c5873ec4 c5873ea0 c07f4ad0 c0c2d4f4 [ 97.094018] 3ea0: 00000000 c5a12c80 b6e29000 c2816000 c5873f60 c07f4a6c c5873f5c c5873ec8 [ 97.102204] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c5872000 [ 97.110388] 3ee0: b6e29000 00020000 00000004 0000000a 0001fff6 c5873ee0 00000001 b6e28000 [ 97.118573] 3f00: c5e9a780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 97.126758] 3f20: 00000000 00000000 c139e998 331810df c205ca20 c5a12c80 c5a12c80 c5872000 [ 97.134942] 3f40: b6e29000 00000000 00000000 00000004 c5873f94 c5873f60 c059872c c0598098 [ 97.143128] 3f60: 00000000 00000000 c5873fac 331810df 0000000a 0000000a b6f70e00 00000004 [ 97.151314] 3f80: c03002e4 c5872000 c5873fa4 c5873f98 c05987bc c05986c4 00000000 c5873fa8 [ 97.159500] 3fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e29000 0000000a 00000000 [ 97.167685] 3fc0: 0000000a 0000000a b6f70e00 00000004 00000001 00000000 00020000 beb38a54 [ 97.175870] 3fe0: 00000004 beb38788 b6ede94f b6e64c66 800e0030 00000001 00000000 00000000 [ 97.184051] Backtrace: [ 97.186518] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 97.194621] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 97.202638] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 97.210567] r9:c5873f60 r8:c53959c0 r7:0000000a r6:b6e29000 r5:c5a12c80 r4:c0c2d4e8 [ 97.218322] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 97.226163] r9:c07f4a6c r8:c5873f60 r7:c2816000 r6:b6e29000 r5:c5a12c80 r4:00000000 [ 97.233916] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 97.241060] r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c5872000 r5:c5a12c80 [ 97.248894] r4:c5a12c80 [ 97.251440] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 97.258585] r9:c5872000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:0000000a r4:0000000a [ 97.266340] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 97.273913] Exception stack(0xc5873fa8 to 0xc5873ff0) [ 97.278972] 3fa0: 0000000a 0000000a 00000001 b6e29000 0000000a 00000000 [ 97.287156] 3fc0: 0000000a 0000000a b6f70e00 00000004 00000001 00000000 00020000 beb38a54 [ 97.295338] 3fe0: 00000004 beb38788 b6ede94f b6e64c66 [ 97.300400] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 97.306606] ---[ end trace 94da7525c7ae0ade ]--- # Segmentation fault # [ 96.905074] lkdtm: Performing direct entry EXCEPTION # [ 96.911292] 8<--- cut here --- # [ 96.916979] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 96.927805] pgd = 13741eb0 # [ 96.933349] [00000000] *pgd=00000000 # [ 96.939864] Internal error: Oops: 805 [#2] SMP ARM # [ 96.947413] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 96.979124] CPU: 3 PID: 931 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 96.988944] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 96.997222] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 97.004430] LR is at lkdtm_do_action+0x2c/0x4c # [ 97.010866] pc : [] lr : [] psr: a00e0013 # [ 97.018952] sp : c5873e58 ip : c5873e68 fp : c5873e64 # [ 97.025999] r10: 0000000a r9 : c1acf608 r8 : c15e7d40 # [ 97.032957] r7 : c5873f60 r6 : 0000000a r5 : c4771000 r4 : 00000004 # [ 97.040003] r3 : 00000000 r2 : 331810df r1 : ef7c05e0 r0 : c15e7d60 # [ 97.046537] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 97.053678] Control: 10c5387d Table: 1479404a DAC: 00000051 # [ 97.059430] Process cat (pid: 931, stack limit = 0x9ea7d354) # [ 97.065095] Stack: (0xc5873e58 to 0xc5874000) # [ 97.069458] 3e40: c5873e74 c5873e68 # [ 97.077645] 3e60: c0c2d108 c0c2d738 c5873e9c c5873e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a12c80 # [ 97.085831] 3e80: b6e29000 0000000a c53959c0 c5873f60 c5873ec4 c5873ea0 c07f4ad0 c0c2d4f4 # [ 97.094018] 3ea0: 00000000 c5a12c80 b6e29000 c2816000 c5873f60 c07f4a6c c5873f5c c5873ec8 # [ 97.102204] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c5872000 # [ 97.110388] 3ee0: b6e29000 00020000 00000004 0000000a 0001fff6 c5873ee0 00000001 b6e28000 # [ 97.118573] 3f00: c5e9a780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 97.126758] 3f20: 00000000 00000000 c139e998 331810df c205ca20 c5a12c80 c5a12c80 c5872000 # [ 97.134942] 3f40: b6e29000 00000000 00000000 00000004 c5873f94 c5873f60 c059872c c0598098 # [ 97.143128] 3f60: 00000000 00000000 c5873fac 331810df 0000000a 0000000a b6f70e00 00000004 # [ 97.151314] 3f80: c03002e4 c5872000 c5873fa4 c5873f98 c05987bc c05986c4 00000000 c5873fa8 # [ 97.159500] 3fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e29000 0000000a 00000000 # [ 97.167685] 3fc0: 0000000a 0000000a b6f70e00 00000004 00000001 00000000 00020000 beb38a54 # [ 97.175870] 3fe0: 00000004 beb38788 b6ede94f b6e64c66 800e0030 00000001 00000000 00000000 # [ 97.184051] Backtrace: # [ 97.186518] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 97.194621] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 97.202638] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 97.210567] r9:c5873f60 r8:c53959c0 r7:0000000a r6:b6e29000 r5:c5a12c80 r4:c0c2d4e8 # [ 97.218322] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 97.226163] r9:c07f4a6c r8:c5873f60 r7:c2816000 r6:b6e29000 r5:c5a12c80 r4:00000000 # [ 97.233916] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 97.241060] r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c5872000 r5:c5a12c80 # [ 97.248894] r4:c5a12c80 # [ 97.251440] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 97.258585] r9:c5872000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:0000000a r4:0000000a # [ 97.266340] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 97.273913] Exception stack(0xc5873fa8 to 0xc5873ff0) # [ 97.278972] 3fa0: 0000000a 0000000a 00000001 b6e29000 0000000a 00000000 # [ 97.287156] 3fc0: 0000000a 0000000a b6f70e00 00000004 00000001 00000000 00020000 beb38a54 # [ 97.295338] 3fe0: 00000004 beb38788 b6ede94f b6e64c66 # [ 97.300400] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 97.306606] ---[ end trace 94da7525c7ae0ade ]--- # 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 [ 98.467380] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 98.472976] lkdtm: attempting good list addition [ 98.477815] lkdtm: attempting corrupted list addition [ 98.482910] lkdtm: list_add() corruption not detected! # [ 98.467380] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 98.472976] lkdtm: attempting good list addition # [ 98.477815] lkdtm: attempting corrupted list addition # [ 98.482910] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkdtm: CORRUPT_LIST_DEL.sh [ 98.833268] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 98.838942] lkdtm: attempting good list removal [ 98.843531] lkdtm: attempting corrupted list removal [ 98.848510] lkdtm: list_del() corruption not detected! # [ 98.833268] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 98.838942] lkdtm: attempting good list removal # [ 98.843531] lkdtm: attempting corrupted list removal # [ 98.848510] 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 [ 99.198366] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 99.204713] lkdtm: attempting bad read from page below current stack [ 99.211083] lkdtm: FAIL: accessed page before stack! (byte: 3f) # [ 99.198366] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 99.204713] lkdtm: attempting bad read from page below current stack # [ 99.211083] lkdtm: FAIL: accessed page before stack! (byte: 3f) # 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 [ 99.562635] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 99.569121] lkdtm: attempting bad read from page above current stack [ 99.575521] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 99.562635] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 99.569121] lkdtm: attempting bad read from page above current stack # [ 99.575521] 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 [ 99.918836] lkdtm: Performing direct entry UNSET_SMEP [ 99.924134] lkdtm: XFAIL: this test is x86_64-only # [ 99.918836] lkdtm: Performing direct entry UNSET_SMEP # [ 99.924134] 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 [ 100.270036] lkdtm: Performing direct entry DOUBLE_FAULT [ 100.275369] lkdtm: XFAIL: this test is ia32-only # [ 100.270036] lkdtm: Performing direct entry DOUBLE_FAULT # [ 100.275369] 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 [ 100.609297] lkdtm: Performing direct entry CORRUPT_PAC [ 100.614620] lkdtm: XFAIL: this test is arm64-only # [ 100.609297] lkdtm: Performing direct entry CORRUPT_PAC # [ 100.614620] 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 [ 100.944798] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 100.951264] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 100.944798] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 100.951264] 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 [ 101.681494] lkdtm: Performing direct entry READ_AFTER_FREE [ 101.687203] lkdtm: Value in memory before free: 12345678 [ 101.692559] lkdtm: Attempting bad read from freed memory [ 101.697938] lkdtm: Memory was not poisoned # [ 101.681494] lkdtm: Performing direct entry READ_AFTER_FREE # [ 101.687203] lkdtm: Value in memory before free: 12345678 # [ 101.692559] lkdtm: Attempting bad read from freed memory # [ 101.697938] 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 [ 102.214059] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 102.220093] lkdtm: Value in memory before free: 12345678 [ 102.225492] lkdtm: Attempting to read from freed memory [ 102.230728] lkdtm: Buddy page was not poisoned # [ 102.214059] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 102.220093] lkdtm: Value in memory before free: 12345678 # [ 102.225492] lkdtm: Attempting to read from freed memory # [ 102.230728] 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 [ 102.560656] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 102.566402] lkdtm: Attempting double slab free ... # [ 102.560656] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 102.566402] 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 [ 102.899458] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 102.905155] lkdtm: Attempting cross-cache slab free ... # [ 102.899458] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 102.905155] 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 [ 103.246884] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 103.252307] lkdtm: Attempting non-Slab slab free ... # [ 103.246884] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 103.252307] 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 [ 104.330480] lkdtm: Performing direct entry EXEC_DATA [ 104.335682] lkdtm: attempting ok execution at c0c2de78 [ 104.340868] lkdtm: attempting bad execution at c26f774c [ 104.346156] 8<--- cut here --- [ 104.349226] Unable to handle kernel paging request at virtual address c26f774c [ 104.356469] pgd = 41b83001 [ 104.359200] [c26f774c] *pgd=1261141e(bad) [ 104.363265] Internal error: Oops: 8000000d [#3] SMP ARM [ 104.368516] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 104.397798] CPU: 0 PID: 1774 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 104.405564] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.412136] PC is at data_area+0x0/0x40 [ 104.416004] LR is at execute_location+0xa4/0xb4 [ 104.420560] pc : [] lr : [] psr: 600e0013 [ 104.426850] sp : c6dbbe38 ip : c6dbbd40 fp : c6dbbe54 [ 104.432094] r10: 0000000a r9 : c1acf7ec r8 : c15e7d40 [ 104.437341] r7 : c6dbbf60 r6 : 00000001 r5 : c26f774c r4 : c0c2de78 [ 104.443890] r3 : 400fde18 r2 : 400fde18 r1 : ef7815e0 r0 : 0000002b [ 104.450444] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 104.457604] Control: 10c5387d Table: 16dbc04a DAC: 00000051 [ 104.463375] Process cat (pid: 1774, stack limit = 0xbaa9d04b) [ 104.469146] Stack: (0xc6dbbe38 to 0xc6dbc000) [ 104.473530] be20: 0000001f c5aac000 [ 104.481743] be40: 0000000a c6dbbf60 c6dbbe64 c6dbbe58 c138937c c1389178 c6dbbe74 c6dbbe68 [ 104.489952] be60: c0c2d108 c1389364 c6dbbe9c c6dbbe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b59180 [ 104.498161] be80: b6e2e000 0000000a c53959c0 c6dbbf60 c6dbbec4 c6dbbea0 c07f4ad0 c0c2d4f4 [ 104.506368] bea0: 00000000 c5b59180 b6e2e000 c2816000 c6dbbf60 c07f4a6c c6dbbf5c c6dbbec8 [ 104.514576] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6dba000 [ 104.522784] bee0: b6e2e000 00020000 00000004 0000000a 0001fff6 c6dbbee0 00000001 b6e2d000 [ 104.530989] bf00: c5e9b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 104.539199] bf20: 00000000 00000000 c139e998 400fde18 c205ca20 c5b59180 c5b59180 c6dba000 [ 104.547406] bf40: b6e2e000 00000000 00000000 00000004 c6dbbf94 c6dbbf60 c059872c c0598098 [ 104.555612] bf60: 00000000 00000000 c6dbbfac 400fde18 0000000a 0000000a b6f75e00 00000004 [ 104.563820] bf80: c03002e4 c6dba000 c6dbbfa4 c6dbbf98 c05987bc c05986c4 00000000 c6dbbfa8 [ 104.572027] bfa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 [ 104.580234] bfc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 be89ba54 [ 104.588442] bfe0: 00000004 be89b788 b6ee394f b6e69c66 800e0030 00000001 00000000 00000000 [ 104.596636] Backtrace: [ 104.599135] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 104.607342] r7:c6dbbf60 r6:0000000a r5:c5aac000 r4:0000001f [ 104.613049] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.621179] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.629224] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.637172] r9:c6dbbf60 r8:c53959c0 r7:0000000a r6:b6e2e000 r5:c5b59180 r4:c0c2d4e8 [ 104.644956] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.652817] r9:c07f4a6c r8:c6dbbf60 r7:c2816000 r6:b6e2e000 r5:c5b59180 r4:00000000 [ 104.660595] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.667761] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6dba000 r5:c5b59180 [ 104.675611] r4:c5b59180 [ 104.678179] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.685347] r9:c6dba000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:0000000a r4:0000000a [ 104.693125] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.700715] Exception stack(0xc6dbbfa8 to 0xc6dbbff0) [ 104.705794] bfa0: 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 [ 104.714003] bfc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 be89ba54 [ 104.722206] bfe0: 00000004 be89b788 b6ee394f b6e69c66 [ 104.727290] Code: 00000000 c2fe99c0 c2fe9a80 c2fe9b40 (e1a0c00d) [ 104.733417] ---[ end trace 94da7525c7ae0adf ]--- # Segmentation fault # [ 104.330480] lkdtm: Performing direct entry EXEC_DATA # [ 104.335682] lkdtm: attempting ok execution at c0c2de78 # [ 104.340868] lkdtm: attempting bad execution at c26f774c # [ 104.346156] 8<--- cut here --- # [ 104.349226] Unable to handle kernel paging request at virtual address c26f774c # [ 104.356469] pgd = 41b83001 # [ 104.359200] [c26f774c] *pgd=1261141e(bad) # [ 104.363265] Internal error: Oops: 8000000d [#3] SMP ARM # [ 104.368516] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 104.397798] CPU: 0 PID: 1774 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 104.405564] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.412136] PC is at data_area+0x0/0x40 # [ 104.416004] LR is at execute_location+0xa4/0xb4 # [ 104.420560] pc : [] lr : [] psr: 600e0013 # [ 104.426850] sp : c6dbbe38 ip : c6dbbd40 fp : c6dbbe54 # [ 104.432094] r10: 0000000a r9 : c1acf7ec r8 : c15e7d40 # [ 104.437341] r7 : c6dbbf60 r6 : 00000001 r5 : c26f774c r4 : c0c2de78 # [ 104.443890] r3 : 400fde18 r2 : 400fde18 r1 : ef7815e0 r0 : 0000002b # [ 104.450444] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.457604] Control: 10c5387d Table: 16dbc04a DAC: 00000051 # [ 104.463375] Process cat (pid: 1774, stack limit = 0xbaa9d04b) # [ 104.469146] Stack: (0xc6dbbe38 to 0xc6dbc000) # [ 104.473530] be20: 0000001f c5aac000 # [ 104.481743] be40: 0000000a c6dbbf60 c6dbbe64 c6dbbe58 c138937c c1389178 c6dbbe74 c6dbbe68 # [ 104.489952] be60: c0c2d108 c1389364 c6dbbe9c c6dbbe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b59180 # [ 104.498161] be80: b6e2e000 0000000a c53959c0 c6dbbf60 c6dbbec4 c6dbbea0 c07f4ad0 c0c2d4f4 # [ 104.506368] bea0: 00000000 c5b59180 b6e2e000 c2816000 c6dbbf60 c07f4a6c c6dbbf5c c6dbbec8 # [ 104.514576] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6dba000 # [ 104.522784] bee0: b6e2e000 00020000 00000004 0000000a 0001fff6 c6dbbee0 00000001 b6e2d000 # [ 104.530989] bf00: c5e9b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.539199] bf20: 00000000 00000000 c139e998 400fde18 c205ca20 c5b59180 c5b59180 c6dba000 # [ 104.547406] bf40: b6e2e000 00000000 00000000 00000004 c6dbbf94 c6dbbf60 c059872c c0598098 # [ 104.555612] bf60: 00000000 00000000 c6dbbfac 400fde18 0000000a 0000000a b6f75e00 00000004 # [ 104.563820] bf80: c03002e4 c6dba000 c6dbbfa4 c6dbbf98 c05987bc c05986c4 00000000 c6dbbfa8 # [ 104.572027] bfa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 # [ 104.580234] bfc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 be89ba54 # [ 104.588442] bfe0: 00000004 be89b788 b6ee394f b6e69c66 800e0030 00000001 00000000 00000000 # [ 104.596636] Backtrace: # [ 104.599135] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 104.607342] r7:c6dbbf60 r6:0000000a r5:c5aac000 r4:0000001f # [ 104.613049] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.621179] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.629224] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.637172] r9:c6dbbf60 r8:c53959c0 r7:0000000a r6:b6e2e000 r5:c5b59180 r4:c0c2d4e8 # [ 104.644956] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 104.652817] r9:c07f4a6c r8:c6dbbf60 r7:c2816000 r6:b6e2e000 r5:c5b59180 r4:00000000 # [ 104.660595] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.175187] lkdtm: attempting ok execution at c0c2de78 [ 104.667761] r10:00000004[ r 105.183138] lkdtm: attempting bad execution at c689be0c :00000000 r8:00000000 r7:b6e2e000[ 105.191031] 8<--- cut here --- r6:c6dba000 r5:c5b[5 9 118005. 96882] Unable to handle kernel paging request at virtual address c689be0c # [ 104.67561[1 ] 1 0r54.:2c056274] pgd = b7edbb5c 59180 # [ 104.678179] [] (ksys_write) [f r o1m0 5[.<217683] Internal error: Oops: 8000000d [#4] SMP ARM 05987bc>] (sys_write+0x18/0x1c) [ 105.225075] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 104.685347] r9:c6[d b a1000.256782] CPU: 1 PID: 1850 Comm: cat Tainted: G D W 5.10.131-cip13 #1 0 r8:c03002e4[ r170:50.0206060861] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 04 r6:b6f75e00 r5[: 0 010005.02075302] PC is at 0xc689be0c a r4:0000000a # [ 104.6[9 3 1125.280533] LR is at execute_location+0xa4/0xb4 5] [1]0 5(.s2y8s7_4w4] pc : [] lr : [] psr: 600e0013 rite) from [[< c 0130050.02c905>573] sp : c689bde8 ip : c689bcf0 fp : c689be04 (ret_fast_s[y s c1a0l5l.+3002x707] r10: 0000000b r9 : c1acf7f8 r8 : c15e7d40 /0x28) # [ [ 1 0140.57.0300791753] r7 : c689bf60 r6 : 00000001 r5 : c689be0c r4 : c0c2de78 ] Excepti[o n 1s0t5a.c3k1(801x8c] r3 : 2c646e83 r2 : 2c646e83 r1 : ef7965e0 r0 : 0000002b 6dbbfa8 to 0xc6d[b b1f0f50.)32 455] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.70[5 7 9140]5 .b3f3a505:3] Control: 10c5387d Table: 1580804a DAC: 00000051 [ 1 0 5 .030403052] Process cat (pid: 1850, stack limit = 0x945c7851) 000a 0000000[a 0100050.0305001807] Stack: (0xc689bde8 to 0xc689c000) b6e2e000 0000000a 000[ 0 0100050.357079] bde0: c689a000 c5828000 0000000b c689bf60 c689be64 c689be08 # [ 104.714003] bf[c 0 :1 0050.367511] be00: c13893b8 c1389178 c689be6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 0000a 0000000a b6f[7 5 e10005 .0377944] be20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013360 e34c31b8 000004 00000001 0[0 0 0100050.03 8289] be40: e3a02040 e3a01d33 e5930018 2c646e83 0000000b 00000020 c689be74 c689be68 00020000 be89ba54 # [[ 110045.398550] be60: c0c2d108 c138938c c689be9c c689be78 c0c2d608 c0c2d0e8 c0c2d4e8 c5e9a500 722206] bfe0: 00000[0 0 41 0b5e.809069] be80: b6e12000 0000000b c53959c0 c689bf60 c689bec4 c689bea0 c07f4ad0 c0c2d4f4 9b788 b6ee394f b6e6[9 c 61605 .#19414] bea0: 00000000 c5e9a500 b6e12000 c2816000 c689bf60 c07f4a6c c689bf5c c689bec8 [ 104.727290] Co[d e :1 0050.0429760] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c689a000 0000 c2fe99c0 c2fe[9 a 8100 5c.2440106] bee0: b6e12000 00020000 00000004 0000000b 0001fff5 c689bee0 00000001 b6e11000 e9b40 (e1a0c00d) [ #1 0[5 . 410451] bf00: c473e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 04.733417] ---[ end[ t r1a0c5e. 60712] bf20: 00000000 00000000 c139e998 2c646e83 c205ca20 c5e9a500 c5e9a500 c689a000 94da7525c7ae0a[d f 1]0-5-.-47 1057] bf40: b6e12000 00000000 00000000 00000004 c689bf94 c689bf60 c059872c c0598098 EXEC_DATA: missin[g '1c0a5l.l481231] bf60: 00000000 00000000 c689bfac 2c646e83 0000000b 0000000b b6f59e00 00000004 trace:': [FAIL][ n1o0t5 .o4k9 578] bf80: c03002e4 c689a000 c689bfa4 c689bf98 c05987bc c05986c4 00000000 c689bfa8 30 selftests: lkd[t m :1 0E5X.E5C1754] bfa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e12000 0000000b 00000000 _DATA.sh # exit=1 [# s1e0l5f.t12014] bfc0: 0000000b 0000000b b6f59e00 00000004 00000001 00000000 00020000 bec5da54 ests: lkdtm: EXEC_S[T A C1K0.5s.h22358] bfe0: 00000004 bec5d788 b6ec794f b6e4dc66 800e0030 00000001 00000000 00000000 [ 105.532697] Backtrace: [ 105.535329] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 105.543605] r7:c689bf60 r6:0000000b r5:c5828000 r4:c689a000 [ 105.549284] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.557469] r4:00000020 [ 105.560021] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.568044] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.575971] r9:c689bf60 r8:c53959c0 r7:0000000b r6:b6e12000 r5:c5e9a500 r4:c0c2d4e8 [ 105.583733] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.591575] r9:c07f4a6c r8:c689bf60 r7:c2816000 r6:b6e12000 r5:c5e9a500 r4:00000000 [ 105.599331] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.606477] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c689a000 r5:c5e9a500 [ 105.614313] r4:c5e9a500 [ 105.616859] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.624007] r9:c689a000 r8:c03002e4 r7:00000004 r6:b6f59e00 r5:0000000b r4:0000000b [ 105.631765] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.639341] Exception stack(0xc689bfa8 to 0xc689bff0) [ 105.644404] bfa0: 0000000b 0000000b 00000001 b6e12000 0000000b 00000000 [ 105.652592] bfc0: 0000000b 0000000b b6f59e00 00000004 00000001 00000000 00020000 bec5da54 [ 105.660779] bfe0: 00000004 bec5d788 b6ec794f b6e4dc66 [ 105.665843] Code: c689be08 c13893b8 c1389178 c689be6c (e1a0c00d) [ 105.671952] ---[ end trace 94da7525c7ae0ae0 ]--- # Segmentation fault # [ 105.167312] lkdtm: Performing direct entry EXEC_STACK # [ 105.175187] lkdtm: attempting ok execution at c0c2de78 # [ 105.183138] lkdtm: attempting bad execution at c689be0c # [ 105.191031] 8<--- cut here --- # [ 105.196882] Unable to handle kernel paging request at virtual address c689be0c # [ 105.206274] pgd = b7edbb5c # [ 105.210976] [c689be0c] *pgd=1681141e(bad) # [ 105.217683] Internal error: Oops: 8000000d [#4] SMP ARM # [ 105.225075] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 105.256782] CPU: 1 PID: 1850 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 105.266861] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.275302] PC is at 0xc689be0c # [ 105.280533] LR is at execute_location+0xa4/0xb4 # [ 105.287484] pc : [] lr : [] psr: 600e0013 # [ 105.295573] sp : c689bde8 ip : c689bcf0 fp : c689be04 # [ 105.302707] r10: 0000000b r9 : c1acf7f8 r8 : c15e7d40 # [ 105.309753] r7 : c689bf60 r6 : 00000001 r5 : c689be0c r4 : c0c2de78 # [ 105.318189] r3 : 2c646e83 r2 : 2c646e83 r1 : ef7965e0 r0 : 0000002b # [ 105.326455] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.335583] Control: 10c5387d Table: 1580804a DAC: 00000051 # [ 105.343152] Process cat (pid: 1850, stack limit = 0x945c7851) # [ 105.350807] Stack: (0xc689bde8 to 0xc689c000) # [ 105.357079] bde0: c689a000 c5828000 0000000b c689bf60 c689be64 c689be08 # [ 105.367511] be00: c13893b8 c1389178 c689be6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 105.377944] be20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3013360 e34c31b8 # [ 105.388289] be40: e3a02040 e3a01d33 e5930018 2c646e83 0000000b 00000020 c689be74 c689be68 # [ 105.398550] be60: c0c2d108 c138938c c689be9c c689be78 c0c2d608 c0c2d0e8 c0c2d4e8 c5e9a500 # [ 105.409069] be80: b6e12000 0000000b c53959c0 c689bf60 c689bec4 c689bea0 c07f4ad0 c0c2d4f4 # [ 105.419414] bea0: 00000000 c5e9a500 b6e12000 c2816000 c689bf60 c07f4a6c c689bf5c c689bec8 # [ 105.429760] bec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c689a000 # [ 105.440106] bee0: b6e12000 00020000 00000004 0000000b 0001fff5 c689bee0 00000001 b6e11000 # [ 105.450451] bf00: c473e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.460712] bf20: 00000000 00000000 c139e998 2c646e83 c205ca20 c5e9a500 c5e9a500 c689a000 # [ 105.471057] bf40: b6e12000 00000000 00000000 00000004 c689bf94 c689bf60 c059872c c0598098 # [ 105.481231] bf60: 00000000 00000000 c689bfac 2c646e83 0000000b 0000000b b6f59e00 00000004 # [ 105.491578] bf80: c03002e4 c689a000 c689bfa4 c689bf98 c05987bc c05986c4 00000000 c689bfa8 # [ 105.501754] bfa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e12000 0000000b 00000000 # [ 105.512014] bfc0: 0000000b 0000000b b6f59e00 00000004 00000001 00000000 00020000 bec5da54 # [ 105.522358] bfe0: 00000004 bec5d788 b6ec794f b6e4dc66 800e0030 00000001 00000000 00000000 # [ 105.532697] Backtrace: # [ 105.535329] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 105.543605] r7:c689bf60 r6:0000000b r5:c5828000 r4:c689a000 # [ 105.549284] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.557469] r4:00000020 # [ 105.560021] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.568044] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.575971] r9:c689bf60 r8:c53959c0 r7:0000000b r6:b6e12000 r5:c5e9a500 r4:c0c2d4e8 # [ 105.583733] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.591575] r9:c07f4a6c r8:c689bf60 r7:c2816000 r6:b6e12000 [ 106.118988] lkdtm: Performing direct entry EXEC_KMALLOC r5:c5e9a500 r4:00000000 # [ 105[ 106.126198] lkdtm: attempting ok execution at c0c2de78 .599331] [] (vfs_write)[ 106.134311] lkdtm: attempting bad execution at c5ceddc0 from [] (ksys_write+0x[ 106.142270] 8<--- cut here --- 74/0xec) # [[ 110056..610468462] Unable to handle kernel paging request at virtual address c5ceddc0 77] r10:00000004 r9:0000[0 0 0106.157302] pgd = b66db057 r8:00000000 r7:b6e12000 r6:c689a[ 106.162440] [c5ceddc0] *pgd=15c1141e(bad) 000 r5:c5e9a500 # [ 105.614313][ 106.169322] Internal error: Oops: 8000000d [#5] SMP ARM r4:c5e9a500 # [ 105.616859] [[ 106.177400] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 ] (ksys_write) from [] (sys_write+0x18[/ 0 x116.219707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c) # [ 105.624007] r9:c689a000[ 106.228671] PC is at 0xc5ceddc0 r8:c03002e4 r7:00000004 r6:b6f59[ 106.234681] LR is at execute_location+0xa4/0xb4 e00 r5:0000000b r4:0000000b [# 106.242067] pc : [] lr : [] psr: 600e0013 [ 105.631765] [] ([s y106.250934] sp : c68f1e30 ip : 00000027 fp : c68f1e4c s_write) from [][ ( r106.258760] r10: 0000000d r9 : c1acf804 r8 : c15e7d40 t_fast_syscall+0x0/0x28) # [[ 106.266500] r7 : c68f1f60 r6 : 00000001 r5 : c5ceddc0 r4 : c0c2de78 105.639341] Exception stack[( 0 x06.275630] r3 : 7193c513 r2 : 7193c513 r1 : ef7965e4 r0 : 0000002b c689bfa8 to 0xc689bff0) # [ 105[ 106.284678] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none .644404] bfa0: [ 106.294671] Control: 10c5387d Table: 16e9804a DAC: 00000051 0000000b 0000000b 00000001 b[6 106.303021] Process cat (pid: 1929, stack limit = 0xe0426efa) 12000 0000000b 00000000 # [ [1 106.311456] Stack: (0xc68f1e30 to 0xc68f2000) 5.652592] bfc0: 0000000b 0000000b[ 106.318509] 1e20: c5ceddc0 c5828000 0000000d c68f1f60 b6f59e00 00000004 00000001 00000[ 106.329551] 1e40: c68f1e64 c68f1e50 c0c2dec8 c1389178 00000021 c5828000 c68f1e74 c68f1e68 000 00020000 bec5da54 # [ 105.6[ 106.340588] 1e60: c0c2d108 c0c2de9c c68f1e9c c68f1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a132c0 60779] bfe0: 00000004 bec5d788 b6[ 106.351628] 1e80: b6e3b000 0000000d c53959c0 c68f1f60 c68f1ec4 c68f1ea0 c07f4ad0 c0c2d4f4 ec794f b6e4dc66 # [ 105.665843][ 106.362666] 1ea0: 00000000 c5a132c0 b6e3b000 c2816000 c68f1f60 c07f4a6c c68f1f5c c68f1ec8 Code: c689be08 c13893b8 c1389178[ 106.373706] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c68f0000 c689be6c (e1a0c00d) # [ 105.6[ 106.384745] 1ee0: b6e3b000 00020000 00000004 0000000d 0001fff3 c68f1ee0 00000001 b6e3a000 71952] ---[ end trace 94da7525c7a[ 106.395783] 1f00: c5e9bb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 e0ae0 ]--- # EXEC_STACK: missing[ 106.406825] 1f20: 00000000 00000000 c139e998 7193c513 c205ca20 c5a132c0 c5a132c0 c68f0000 'call trace:': [FAIL] not ok 31[ 106.417864] 1f40: b6e3b000 00000000 00000000 00000004 c68f1f94 c68f1f60 c059872c c0598098 selftests: lkdtm: EXEC_STACK.sh [ 106.428903] 1f60: 00000000 00000000 c68f1fac 7193c513 0000000d 0000000d b6f82e00 00000004 # exit=1 # selftests: lkdtm: EXE[ 106.439943] 1f80: c03002e4 c68f0000 c68f1fa4 c68f1f98 c05987bc c05986c4 00000000 c68f1fa8 C_KMALLOC.sh [ 106.450980] 1fa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e3b000 0000000d 00000000 [ 106.460371] 1fc0: 0000000d 0000000d b6f82e00 00000004 00000001 00000000 00020000 bef10a54 [ 106.468580] 1fe0: 00000004 bef10788 b6ef094f b6e76c66 800e0030 00000001 00000000 00000000 [ 106.476774] Backtrace: [ 106.479286] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 106.487757] r7:c68f1f60 r6:0000000d r5:c5828000 r4:c5ceddc0 [ 106.493466] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.501847] r5:c5828000 r4:00000021 [ 106.505462] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.513513] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.521461] r9:c68f1f60 r8:c53959c0 r7:0000000d r6:b6e3b000 r5:c5a132c0 r4:c0c2d4e8 [ 106.529244] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.537108] r9:c07f4a6c r8:c68f1f60 r7:c2816000 r6:b6e3b000 r5:c5a132c0 r4:00000000 [ 106.544887] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.552053] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c68f0000 r5:c5a132c0 [ 106.559902] r4:c5a132c0 [ 106.562469] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.569634] r9:c68f0000 r8:c03002e4 r7:00000004 r6:b6f82e00 r5:0000000d r4:0000000d [ 106.577414] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.585006] Exception stack(0xc68f1fa8 to 0xc68f1ff0) [ 106.590086] 1fa0: 0000000d 0000000d 00000001 b6e3b000 0000000d 00000000 [ 106.598294] 1fc0: 0000000d 0000000d b6f82e00 00000004 00000001 00000000 00020000 bef10a54 [ 106.606497] 1fe0: 00000004 bef10788 b6ef094f b6e76c66 [ 106.611582] Code: efff72c0 efff72e0 effb3100 effb3120 (e1a0c00d) [ 106.617709] ---[ end trace 94da7525c7ae0ae1 ]--- # Segmentation fault # [ 106.118988] lkdtm: Performing direct entry EXEC_KMALLOC # [ 106.126198] lkdtm: attempting ok execution at c0c2de78 # [ 106.134311] lkdtm: attempting bad execution at c5ceddc0 # [ 106.142270] 8<--- cut here --- # [ 106.148162] Unable to handle kernel paging request at virtual address c5ceddc0 # [ 106.157302] pgd = b66db057 # [ 106.162440] [c5ceddc0] *pgd=15c1141e(bad) # [ 106.169322] Internal error: Oops: 8000000d [#5] SMP ARM # [ 106.177400] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 106.209113] CPU: 1 PID: 1929 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 106.219707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.228671] PC is at 0xc5ceddc0 # [ 106.234681] LR is at execute_location+0xa4/0xb4 # [ 106.242067] pc : [] lr : [] psr: 600e0013 # [ 106.250934] sp : c68f1e30 ip : 00000027 fp : c68f1e4c # [ 106.258760] r10: 0000000d r9 : c1acf804 r8 : c15e7d40 # [ 106.266500] r7 : c68f1f60 r6 : 00000001 r5 : c5ceddc0 r4 : c0c2de78 # [ 106.275630] r3 : 7193c513 r2 : 7193c513 r1 : ef7965e4 r0 : 0000002b # [ 106.284678] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.294671] Control: 10c5387d Table: 16e9804a DAC: 00000051 # [ 106.303021] Process cat (pid: 1929, stack limit = 0xe0426efa) # [ 106.311456] Stack: (0xc68f1e30 to 0xc68f2000) # [ 106.318509] 1e20: c5ceddc0 c5828000 0000000d c68f1f60 # [ 106.329551] 1e40: c68f1e64 c68f1e50 c0c2dec8 c1389178 00000021 c5828000 c68f1e74 c68f1e68 # [ 106.340588] 1e60: c0c2d108 c0c2de9c c68f1e9c c68f1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5a132c0 # [ 106.351628] 1e80: b6e3b000 0000000d c53959c0 c68f1f60 c68f1ec4 c68f1ea0 c07f4ad0 c0c2d4f4 # [ 106.362666] 1ea0: 00000000 c5a132c0 b6e3b000 c2816000 c68f1f60 c07f4a6c c68f1f5c c68f1ec8 # [ 106.373706] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c68f0000 # [ 106.384745] 1ee0: b6e3b000 00020000 00000004 0000000d 0001fff3 c68f1ee0 00000001 b6e3a000 # [ 106.395783] 1f00: c5e9bb80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.406825] 1f20: 00000000 00000000 c139e998 7193c513 c205ca20 c5a132c0 c5a132c0 c68f0000 # [ 106.417864] 1f40: b6e3b000 00000000 00000000 00000004 c68f1f94 c68f1f60 c059872c c0598098 # [ 106.428903] 1f60: 00000000 00000000 c68f1fac 7193c513 0000000d 0000000d b6f82e00 00000004 # [ 106.439943] 1f80: c03002e4 c68f0000 c68f1fa4 c68f1f98 c05987bc c05986c4 00000000 c68f1fa8 # [ 106.450980] 1fa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6e3b000 0000000d 00000000 # [ 106.460371] 1fc0: 0000000d 0000000d b6f82e00 00000004 00000001 00000000 00020000 bef10a54 # [ 106.468580] 1fe0: 00000004 bef10788 b6ef094f b6e76c66 800e0030 00000001 00000000 00000000 # [ 106.476774] Backtrace: # [ 106.479286] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 106.487757] r7:c68f1f60 r6:0000000d r5:c5828000 r4:c5ceddc0 # [ 106.493466] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.501847] r5:c5828000 r4:00000021 # [ 106.505462] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.513513] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.521461] r9:c68f1f60 r8:c53959c0 r7:0000000d r6:b6e3b000 r5:c5a132c0 r4:c0c2d4e8 # [ 106.529244] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.537108] r9:c07f4a6c r8:c68f1f60 r7:c2816000 r6:b6e3b000 r5:c5a132c0 r4:00000000 # [ 106.544887] [] (vfs_write) from [] (ksys_write+0x74/0[ 107.067110] lkdtm: Performing direct entry EXEC_VMALLOC xec) # [ 106.552053] r10:00000[ 107.073662] lkdtm: attempting ok execution at c0c2de78 004 r9:00000000 r8:00000000 r7[: 107.081584] lkdtm: attempting bad execution at f096c000 6e3b000 r6:c68f0000 r5:c5a132c0 [ 107.089627] 8<--- cut here --- # [ 106.559902] r4:c5a132c0 # [ 107.095515] Unable to handle kernel paging request at virtual address f096c000 [ 106.562469] [] (ksys[ 107.105560] pgd = 23047f06 _write) from [] (sys_wr[ 107.111098] [f096c000] *pgd=1294b811, *pte=4b81f65f, *ppte=4b81f45f ite+0x18/0x1c) # [ 106.569634] [ 107.120298] Internal error: Oops: 8000000f [#6] SMP ARM r9:c68f0000 r8:c03002e4 r7:00000[ 107.128305] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 004 r6:b6f82e00 r5:0[0 0 0100070.160010] CPU: 2 PID: 2006 Comm: cat Tainted: G D W 5.10.131-cip13 #1 r4:000000[0 d 1 0#7 .[1 7 010001] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) .577414] [[] (1s0y7s.178357] PC is at 0xf096c000 write) from [][ ( r1e07.183755] LR is at execute_location+0xa4/0xb4 _fast_sysca[l l1+007x.01/900x7207] pc : [] lr : [] psr: 600e0013 ) # [ 1[0 6 .150875.010968]7 9E] sp : c68f1e30 ip : c68f1d38 fp : c68f1e4c xception [s t a1c0k7(.02x0c56785f] r10: 0000000d r9 : c1acf814 r8 : c15e7d40 1fa8 to 0xc[6 81f017f.f201)27 11] r7 : c68f1f60 r6 : 00000001 r5 : f096c000 r4 : c0c2de78 [ 106.59[0 0 8160]7 .12f2a100:58] r3 : 1e459608 r2 : 1e459608 r1 : ef7ab5e0 r0 : 0000002b [ 100070.02020408] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0d 0000000[d 0100070.02030815 36] Control: 10c5387d Table: 147bc04a DAC: 00000051 6e3b000 000000[0 d 10070.020406004] Process cat (pid: 2006, stack limit = 0xe0426efa) 00 # [ 10[6 . 5190872.9245]3 716] Stack: (0xc68f1e30 to 0xc68f2000) fc0: 0000000d 0000[0 0 01d0 7b.6259937] 1e20: f096c000 c6e24000 0000000d c68f1f60 82e00 00000004 0000[0 0 0110 70.070282] 1e40: c68f1e64 c68f1e50 c0c2defc c1389178 00000022 c6e24000 c68f1e74 c68f1e68 000000 00020000[ b 1e0f71.02a850625] 1e60: c0c2d108 c0c2dee0 c68f1e9c c68f1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c2f9c780 # [ 106.606497[] 11f0e70.:2 0796] 1e80: b6dbc000 0000000d c53959c0 c68f1f60 c68f1ec4 c68f1ea0 c07f4ad0 c0c2d4f4 00000004 bef10788 [b 6 e1f0079.4301054] 1ea0: 00000000 c2f9c780 b6dbc000 c2816000 c68f1f60 c07f4a6c c68f1f5c c68f1ec8 b6e76c66 # [ [1 0 61.0671.13511396] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c68f0000 2] Code: efff72[c 0 1e0f7f.f3722654] 1ee0: b6dbc000 00020000 00000004 0000000d 0001fff3 c68f1ee0 00000001 b6dbb000 e0 effb3100 eff[b 3 112007 .(3e31823] 1f00: c5a137c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 a0c00d) # [ [ 1 0160.76.137471995] 1f20: 00000000 00000000 c139e998 1e459608 c205ca20 c2f9c780 c2f9c780 c68f0000 9] ---[ end tra[c e 19047d.a3755166] 1f40: b6dbc000 00000000 00000000 00000004 c68f1f94 c68f1f60 c059872c c0598098 25c7ae0ae1 ]--- [# E1X0E7C._3K2338] 1f60: 00000000 00000000 c68f1fac 1e459608 0000000d 0000000d b6f03e00 00000004 MALLOC: missing '[c a l1l0 7t.r3a2595] 1f80: c03002e4 c68f0000 c68f1fa4 c68f1f98 c05987bc c05986c4 00000000 c68f1fa8 ce:': [FAIL] not[ o k1 0372. 3s2852] 1fa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6dbc000 0000000d 00000000 elftests: lkdtm:[ E X1E0C7_.K3M93108] 1fc0: 0000000d 0000000d b6f03e00 00000004 00000001 00000000 00020000 bea21a54 LLOC.sh # exit=[1 1#0 7s.e4l0f366] 1fe0: 00000004 bea21788 b6e7194f b6df7c66 800e0030 00000001 00000000 00000000 tests: lkdtm: EXE[C _ V1M0A7L.L4O3532] Backtrace: C.sh [ 107.418076] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 107.427022] r7:c68f1f60 r6:0000000d r5:c6e24000 r4:f096c000 [ 107.432694] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.441050] r5:c6e24000 r4:00000022 [ 107.444635] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.452653] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.460580] r9:c68f1f60 r8:c53959c0 r7:0000000d r6:b6dbc000 r5:c2f9c780 r4:c0c2d4e8 [ 107.468337] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.476176] r9:c07f4a6c r8:c68f1f60 r7:c2816000 r6:b6dbc000 r5:c2f9c780 r4:00000000 [ 107.483930] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.491073] r10:00000004 r9:00000000 r8:00000000 r7:b6dbc000 r6:c68f0000 r5:c2f9c780 [ 107.498908] r4:c2f9c780 [ 107.501453] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.508597] r9:c68f0000 r8:c03002e4 r7:00000004 r6:b6f03e00 r5:0000000d r4:0000000d [ 107.516353] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.523928] Exception stack(0xc68f1fa8 to 0xc68f1ff0) [ 107.528989] 1fa0: 0000000d 0000000d 00000001 b6dbc000 0000000d 00000000 [ 107.537176] 1fc0: 0000000d 0000000d b6f03e00 00000004 00000001 00000000 00020000 bea21a54 [ 107.545360] 1fe0: 00000004 bea21788 b6e7194f b6df7c66 [ 107.550426] Code: bad PC value [ 107.553589] ---[ end trace 94da7525c7ae0ae2 ]--- # Segmentation fault # [ 107.067110] lkdtm: Performing direct entry EXEC_VMALLOC # [ 107.073662] lkdtm: attempting ok execution at c0c2de78 # [ 107.081584] lkdtm: attempting bad execution at f096c000 # [ 107.089627] 8<--- cut here --- # [ 107.095515] Unable to handle kernel paging request at virtual address f096c000 # [ 107.105560] pgd = 23047f06 # [ 107.111098] [f096c000] *pgd=1294b811, *pte=4b81f65f, *ppte=4b81f45f # [ 107.120298] Internal error: Oops: 8000000f [#6] SMP ARM # [ 107.128305] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 107.160010] CPU: 2 PID: 2006 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 107.170001] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.178357] PC is at 0xf096c000 # [ 107.183755] LR is at execute_location+0xa4/0xb4 # [ 107.190707] pc : [] lr : [] psr: 600e0013 # [ 107.198793] sp : c68f1e30 ip : c68f1d38 fp : c68f1e4c # [ 107.205752] r10: 0000000d r9 : c1acf814 r8 : c15e7d40 # [ 107.212711] r7 : c68f1f60 r6 : 00000001 r5 : f096c000 r4 : c0c2de78 # [ 107.221058] r3 : 1e459608 r2 : 1e459608 r1 : ef7ab5e0 r0 : 0000002b # [ 107.229408] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.238536] Control: 10c5387d Table: 147bc04a DAC: 00000051 # [ 107.246104] Process cat (pid: 2006, stack limit = 0xe0426efa) # [ 107.253756] Stack: (0xc68f1e30 to 0xc68f2000) # [ 107.259937] 1e20: f096c000 c6e24000 0000000d c68f1f60 # [ 107.270282] 1e40: c68f1e64 c68f1e50 c0c2defc c1389178 00000022 c6e24000 c68f1e74 c68f1e68 # [ 107.280625] 1e60: c0c2d108 c0c2dee0 c68f1e9c c68f1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c2f9c780 # [ 107.290796] 1e80: b6dbc000 0000000d c53959c0 c68f1f60 c68f1ec4 c68f1ea0 c07f4ad0 c0c2d4f4 # [ 107.301054] 1ea0: 00000000 c2f9c780 b6dbc000 c2816000 c68f1f60 c07f4a6c c68f1f5c c68f1ec8 # [ 107.311396] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c68f0000 # [ 107.321654] 1ee0: b6dbc000 00020000 00000004 0000000d 0001fff3 c68f1ee0 00000001 b6dbb000 # [ 107.331823] 1f00: c5a137c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.341995] 1f20: 00000000 00000000 c139e998 1e459608 c205ca20 c2f9c780 c2f9c780 c68f0000 # [ 107.352166] 1f40: b6dbc000 00000000 00000000 00000004 c68f1f94 c68f1f60 c059872c c0598098 # [ 107.362338] 1f60: 00000000 00000000 c68f1fac 1e459608 0000000d 0000000d b6f03e00 00000004 # [ 107.372595] 1f80: c03002e4 c68f0000 c68f1fa4 c68f1f98 c05987bc c05986c4 00000000 c68f1fa8 # [ 107.382852] 1fa0: c03000c0 c05987b0 0000000d 0000000d 00000001 b6dbc000 0000000d 00000000 # [ 107.393108] 1fc0: 0000000d 0000000d b6f03e00 00000004 00000001 00000000 00020000 bea21a54 # [ 107.403366] 1fe0: 00000004 bea21788 b6e7194f b6df7c66 800e0030 00000001 00000000 00000000 # [ 107.413532] Backtrace: # [ 107.418076] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 107.427022] r7:c68f1f60 r6:0000000d r5:c6e24000 r4:f096c000 # [ 107.432694] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.441050] r5:c6e24000 r4:00000022 # [ 107.444635] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.452653] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.460580] r9:c68f1f60 r8:c53959c0 r7:0000000d r6:b6dbc000 r5:c2f9c780 r4:c0c2d4e8 # [ [ 107.978137] lkdtm: Performing direct entry EXEC_RODATA 107.468337] [] (full_p[ 107.984838] lkdtm: attempting ok execution at c0c2de78 roxy_write) from [] (vf[ 107.993682] lkdtm: attempting bad execution at c15e7fdc s_write+0x10c/0x524) # [ 107.47[ 108.001371] 8<--- cut here --- [ 108.006791] Unable to handle kernel paging request at virtual address c15e7fdc [ 108.014020] pgd = 5398b531 [ 108.016732] [c15e7fdc] *pgd=1141941e(bad) [ 108.020764] Internal error: Oops: 8000000d [#7] SMP ARM [ 108.025995] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 108.055025] CPU: 0 PID: 2083 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 108.062771] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.069316] PC is at lkdtm_rodata_do_nothing+0x0/0x10 [ 108.074379] LR is at execute_location+0xa4/0xb4 [ 108.078917] pc : [] lr : [] psr: 600e0013 [ 108.085189] sp : c6dbde38 ip : 00000027 fp : c6dbde54 [ 108.090420] r10: 0000000c r9 : c1acf824 r8 : c15e7d40 [ 108.095649] r7 : c6dbdf60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2de78 [ 108.102180] r3 : 4275fd73 r2 : 4275fd73 r1 : ef7815e4 r0 : 0000002b [ 108.108714] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.115854] Control: 10c5387d Table: 16a3004a DAC: 00000051 [ 108.121605] Process cat (pid: 2083, stack limit = 0x0becc9e4) [ 108.127356] Stack: (0xc6dbde38 to 0xc6dbe000) [ 108.131721] de20: 00000023 c5aaf000 [ 108.139909] de40: 0000000c c6dbdf60 c6dbde64 c6dbde58 c13893f8 c1389178 c6dbde74 c6dbde68 [ 108.148095] de60: c0c2d108 c13893e0 c6dbde9c c6dbde78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b59900 [ 108.156281] de80: b6e97000 0000000c c53959c0 c6dbdf60 c6dbdec4 c6dbdea0 c07f4ad0 c0c2d4f4 [ 108.164466] dea0: 00000000 c5b59900 b6e97000 c2816000 c6dbdf60 c07f4a6c c6dbdf5c c6dbdec8 [ 108.172652] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6dbc000 [ 108.180837] dee0: b6e97000 00020000 00000004 0000000c 0001fff4 c6dbdee0 00000001 b6e96000 [ 108.189020] df00: c2f9c3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.197205] df20: 00000000 00000000 c139e998 4275fd73 c205ca20 c5b59900 c5b59900 c6dbc000 [ 108.205391] df40: b6e97000 00000000 00000000 00000004 c6dbdf94 c6dbdf60 c059872c c0598098 [ 108.213576] df60: 00000000 00000000 c6dbdfac 4275fd73 0000000c 0000000c b6fdee00 00000004 [ 108.221762] df80: c03002e4 c6dbc000 c6dbdfa4 c6dbdf98 c05987bc c05986c4 00000000 c6dbdfa8 [ 108.229948] dfa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e97000 0000000c 00000000 [ 108.238134] dfc0: 0000000c 0000000c b6fdee00 00000004 00000001 00000000 00020000 bec13a54 [ 108.246320] dfe0: 00000004 bec13788 b6f4c94f b6ed2c66 800e0030 00000001 00000000 00000000 [ 108.254499] Backtrace: [ 108.256962] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) [ 108.265321] r7:c6dbdf60 r6:0000000c r5:c5aaf000 r4:00000023 [ 108.270996] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.279272] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.287291] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.295217] r9:c6dbdf60 r8:c53959c0 r7:0000000c r6:b6e97000 r5:c5b59900 r4:c0c2d4e8 [ 108.302974] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.310813] r9:c07f4a6c r8:c6dbdf60 r7:c2816000 r6:b6e97000 r5:c5b59900 r4:00000000 [ 108.318563] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.325708] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c6dbc000 r5:c5b59900 [ 108.333541] r4:c5b59900 [ 108.336086] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.343229] r9:c6dbc000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:0000000c r4:0000000c [ 108.350982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.358557] Exception stack(0xc6dbdfa8 to 0xc6dbdff0) [ 108.363615] dfa0: 0000000c 0000000c 00000001 b6e97000 0000000c 00000000 [ 108.371800] dfc0: 0000000c 0000000c b6fdee00 00000004 00000001 00000000 00020000 bec13a54 [ 108.379983] dfe0: 00000004 bec13788 b6f4c94f b6ed2c66 [ 108.385043] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 108.391145] ---[ end trace 94da7525c7ae0ae3 ]--- 6176] r9:c07f4a6c r8:c68f1f60 r7:c2816000 r6:b6dbc000 r5:c2f9c780 r4:00000000 # [ 107.483930] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 107.491073] r10:00000004 r9:00000000 r8:00000000 r7:b6dbc000 r6:c68f0000 r5:c2f9c780 # [ 107.498908] r4:c2f9c780 # [ 107.501453] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.508597] r9:c68f0000 r8:c03002e4 r7:00000004 r6:b6f03e00 r5:0000000d r4:0000000d # [ 107.516353] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.523928] Exception stack(0xc68f1fa8 to 0xc68f1ff0) # [ 107.528989] 1fa0: 0000000d 0000000d 00000001 b6dbc000 0000000d 00000000 # [ 107.537176] 1fc0: 0000000d 0000000d b6f03e00 00000004 00000001 00000000 00020000 bea21a54 # [ 107.545360] 1fe0: 00000004 bea21788 b6e7194f b6df7c66 # [ 107.550426] Code: bad PC value # [ 107.553589] ---[ end trace 94da7525c7ae0ae2 ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh # Segmentation fault # [ 107.978137] lkdtm: Performing direct entry EXEC_RODATA # [ 107.984838] lkdtm: attempting ok execution at c0c2de78 # [ 107.993682] lkdtm: attempting bad execution at c15e7fdc # [ 108.001371] 8<--- cut here --- # [ 108.006791] Unable to handle kernel paging request at virtual address c15e7fdc # [ 108.014020] pgd = 5398b531 # [ 108.016732] [c15e7fdc] *pgd=1141941e(bad) # [ 108.020764] Internal error: Oops: 8000000d [#7] SMP ARM # [ 108.025995] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 108.055025] CPU: 0 PID: 2083 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 108.062771] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.069316] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 108.074379] LR is at execute_location+0xa4/0xb4 # [ 108.078917] pc : [] lr : [] psr: 600e0013 # [ 108.085189] sp : c6dbde38 ip : 00000027 fp : c6dbde54 # [ 108.090420] r10: 0000000c r9 : c1acf824 r8 : c15e7d40 # [ 108.095649] r7 : c6dbdf60 r6 : 00000000 r5 : c15e7fdc r4 : c0c2de78 # [ 108.102180] r3 : 4275fd73 r2 : 4275fd73 r1 : ef7815e4 r0 : 0000002b # [ 108.108714] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.115854] Control: 10c5387d Table: 16a3004a DAC: 00000051 # [ 108.121605] Process cat (pid: 2083, stack limit = 0x0becc9e4) # [ 108.127356] Stack: (0xc6dbde38 to 0xc6dbe000) # [ 108.131721] de20: 00000023 c5aaf000 # [ 108.139909] de40: 0000000c c6dbdf60 c6dbde64 c6dbde58 c13893f8 c1389178 c6dbde74 c6dbde68 # [ 108.148095] de60: c0c2d108 c13893e0 c6dbde9c c6dbde78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b59900 # [ 108.156281] de80: b6e97000 0000000c c53959c0 c6dbdf60 c6dbdec4 c6dbdea0 c07f4ad0 c0c2d4f4 # [ 108.164466] dea0: 00000000 c5b59900 b6e97000 c2816000 c6dbdf60 c07f4a6c c6dbdf5c c6dbdec8 # [ 108.172652] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6dbc000 # [ 108.180837] dee0: b6e97000 00020000 00000004 0000000c 0001fff4 c6dbdee0 00000001 b6e96000 # [ 108.189020] df00: c2f9c3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.197205] df20: 00000000 00000000 c139e998 4275fd73 c205ca20 c5b59900 c5b59900 c6dbc000 # [ 108.205391] df40: b6e97000 00000000 00000000 00000004 c6dbdf94 c6dbdf60 c059872c c0598098 # [ 108.213576] df60: 00000000 00000000 c6dbdfac 4275fd73 0000000c 0000000c b6fdee00 00000004 # [ 108.221762] df80: c03002e4 c6dbc000 c6dbdfa4 c6dbdf98 c05987bc c05986c4 00000000 c6dbdfa8 # [ 108.229948] dfa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e97000 0000000c 00000000 # [ 108.238134] dfc0: 0000000c 0000000c b6fdee00 00000004 00000001 00000000 00020000 bec13a54 # [ 108.246320] dfe0: 00000004 bec13788 b6f4c94f b6ed2c66 800e0030 00000001 00000000 00000000 # [ 108.254499] Backtrace: # [ 108.256962] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 108.265321] r7:c6dbdf60 r6:0000000c r5:c5aaf000 r4:00000023 # [ 108.270996] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.279272] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.287291] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.295217] r9:c6dbdf60 r8:c53959c0 r7:0000000c r6:b6e97000 r5:c5b59900 r4:c0c2d4e8 # [ 108.302974] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.310813] r9:c07f4a6c r8:c6dbdf60 r7:c2816000 r6:b6e97000 r5:c5b59900 r4:00000000 # [ 108.318563] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.325708] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c6dbc000 r5:c5b59900 # [ 108.333541] r4:c5b59900 # [ 108.336086] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.343229] r9:c6dbc000 r8:c03002e4 r7:00000004 r6:b6fdee00 r5:0000000c r4:0000000c # [ 108.35098[ 108.862220] lkdtm: Performing direct entry EXEC_USERSPACE 2] [] (sys_write) from [ 108.869423] lkdtm: attempting ok execution at c0c2de78 [] (ret_fast_syscall+0x[ 108.877690] lkdtm: attempting bad execution at b6f31000 0/0x28) # [ 108.358557] Excepti[ 108.885602] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f31000 [ 108.895538] Internal error: : b [#8] SMP ARM [ 108.899816] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 108.928845] CPU: 0 PID: 2159 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 108.936594] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.943130] PC is at 0xb6f31000 [ 108.946287] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 [ 108.951170] pc : [] lr : [] psr: 600e0013 [ 108.957440] sp : c6d9fe48 ip : c6d9fd50 fp : c6d9fe64 [ 108.962670] r10: 0000000f r9 : c1acf830 r8 : c15e7d40 [ 108.967899] r7 : c6d9ff60 r6 : 0000000f r5 : c47a2000 r4 : b6f31000 [ 108.974431] r3 : a5138722 r2 : a5138722 r1 : ef7815e0 r0 : 0000002b [ 108.980965] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.988103] Control: 10c5387d Table: 16bfc04a DAC: 00000051 [ 108.993856] Process cat (pid: 2159, stack limit = 0x1b77f701) [ 108.999608] Stack: (0xc6d9fe48 to 0xc6da0000) [ 109.003976] fe40: 00000001 00000000 0000000f 00000024 c6d9fe74 c6d9fe68 [ 109.012161] fe60: c0c2d108 c0c2df14 c6d9fe9c c6d9fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b58780 [ 109.020347] fe80: b6deb000 0000000f c53959c0 c6d9ff60 c6d9fec4 c6d9fea0 c07f4ad0 c0c2d4f4 [ 109.028533] fea0: 00000000 c5b58780 b6deb000 c2816000 c6d9ff60 c07f4a6c c6d9ff5c c6d9fec8 [ 109.036721] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c44d5ea4 c059872c c6d9e000 [ 109.044905] fee0: b6deb000 00020000 00000004 0000000f 0001fff1 c6d9fee0 00000001 00000805 [ 109.053089] ff00: c5a12c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.061274] ff20: 00000000 00000000 c6d9e000 a5138722 b6dea000 c5b58780 c5b58780 c6d9e000 [ 109.069458] ff40: b6deb000 00000000 00000000 00000004 c6d9ff94 c6d9ff60 c059872c c0598098 [ 109.077642] ff60: 00000000 00000000 c6d9ffac a5138722 0000000f 0000000f b6f32e00 00000004 [ 109.085827] ff80: c03002e4 c6d9e000 c6d9ffa4 c6d9ff98 c05987bc c05986c4 00000000 c6d9ffa8 [ 109.094012] ffa0: c03000c0 c05987b0 0000000f 0000000f 00000001 b6deb000 0000000f 00000000 [ 109.102200] ffc0: 0000000f 0000000f b6f32e00 00000004 00000001 00000000 00020000 bee76a54 [ 109.110385] ffe0: 00000004 bee76788 b6ea094f b6e26c66 800e0030 00000001 00000000 00000000 [ 109.118564] Backtrace: [ 109.121031] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.129560] r4:00000024 [ 109.132104] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.140123] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.148049] r9:c6d9ff60 r8:c53959c0 r7:0000000f r6:b6deb000 r5:c5b58780 r4:c0c2d4e8 [ 109.155805] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.163644] r9:c07f4a6c r8:c6d9ff60 r7:c2816000 r6:b6deb000 r5:c5b58780 r4:00000000 [ 109.171396] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.178541] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c6d9e000 r5:c5b58780 [ 109.186375] r4:c5b58780 [ 109.188919] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.196063] r9:c6d9e000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:0000000f r4:0000000f [ 109.203818] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.211391] Exception stack(0xc6d9ffa8 to 0xc6d9fff0) [ 109.216449] ffa0: 0000000f 0000000f 00000001 b6deb000 0000000f 00000000 [ 109.224634] ffc0: 0000000f 0000000f b6f32e00 00000004 00000001 00000000 00020000 bee76a54 [ 109.232816] ffe0: 00000004 bee76788 b6ea094f b6e26c66 [ 109.237880] Code: bad PC value [ 109.240944] ---[ end trace 94da7525c7ae0ae4 ]--- on stack(0xc6dbdfa8 to 0xc6dbdff0) # [ 108.363615] dfa0: 0000000c 0000000c 00000001 b6e97000 0000000c 00000000 # [ 108.371800] dfc0: 0000000c 0000000c b6fdee00 00000004 00000001 00000000 00020000 bec13a54 # [ 108.379983] dfe0: 00000004 bec13788 b6f4c94f b6ed2c66 # [ 108.385043] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 108.391145] ---[ end trace 94da7525c7ae0ae3 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh # Segmentation fault # [ 108.862220] lkdtm: Performing direct entry EXEC_USERSPACE # [ 108.869423] lkdtm: attempting ok execution at c0c2de78 # [ 108.877690] lkdtm: attempting bad execution at b6f31000 # [ 108.885602] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f31000 # [ 108.895538] Internal error: : b [#8] SMP ARM # [ 108.899816] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 108.928845] CPU: 0 PID: 2159 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 108.936594] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.943130] PC is at 0xb6f31000 # [ 108.946287] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 108.951170] pc : [] lr : [] psr: 600e0013 # [ 108.957440] sp : c6d9fe48 ip : c6d9fd50 fp : c6d9fe64 # [ 108.962670] r10: 0000000f r9 : c1acf830 r8 : c15e7d40 # [ 108.967899] r7 : c6d9ff60 r6 : 0000000f r5 : c47a2000 r4 : b6f31000 # [ 108.974431] r3 : a5138722 r2 : a5138722 r1 : ef7815e0 r0 : 0000002b # [ 108.980965] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.988103] Control: 10c5387d Table: 16bfc04a DAC: 00000051 # [ 108.993856] Process cat (pid: 2159, stack limit = 0x1b77f701) # [ 108.999608] Stack: (0xc6d9fe48 to 0xc6da0000) # [ 109.003976] fe40: 00000001 00000000 0000000f 00000024 c6d9fe74 c6d9fe68 # [ 109.012161] fe60: c0c2d108 c0c2df14 c6d9fe9c c6d9fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b58780 # [ 109.020347] fe80: b6deb000 0000000f c53959c0 c6d9ff60 c6d9fec4 c6d9fea0 c07f4ad0 c0c2d4f4 # [ 109.028533] fea0: 00000000 c5b58780 b6deb000 c2816000 c6d9ff60 c07f4a6c c6d9ff5c c6d9fec8 # [ 109.036721] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c44d5ea4 c059872c c6d9e000 # [ 109.044905] fee0: b6deb000 00020000 00000004 0000000f 0001fff1 c6d9fee0 00000001 00000805 # [ 109.053089] ff00: c5a12c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.061274] ff20: 00000000 00000000 c6d9e000 a5138722 b6dea000 c5b58780 c5b58780 c6d9e000 # [ 109.069458] ff40: b6deb000 00000000 00000000 00000004 c6d9ff94 c6d9ff60 c059872c c0598098 # [ 109.077642] ff60: 00000000 00000000 c6d9ffac a5138722 0000000f 0000000f b6f32e00 00000004 # [ 109.085827] ff80: c03002e4 c6d9e000 c6d9ffa4 c6d9ff98 c05987bc c05986c4 00000000 c6d9ffa8 # [ 109.094012] ffa0: c03000c0 c05987b0 0000000f 0000000f 00000001 b6deb000 0000000f 00000000 # [ 109.102200] ffc0: 0000000f 0000000f b6f32e00 00000004 00000001 00000000 00020000 bee76a54 # [ 109.110385] ffe0: 00000004 bee76788 b6ea094f b6e26c66 800e0030 00000001 00000000 00000000 # [ 109.118564] Backtrace: # [ 109.121031] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.129560] r4:00000024 # [ 109.132104] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.140123] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.148049] r9:c6d9ff60 r8:c53959c0 r7:0000000f r6:b6deb000 r5:c5b58780 r4:c0c2d4e8 # [ 109.155805] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.163644] r9:c07f4a6c r8:c6d9ff60 r7:c2816000 r6:b6deb000 r5:c5b58780 r4:00000000 # [ 109.171396] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.178541] r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c6d9e000 r5:c5b58780 # [ 109.186375] r4:c5b58780 # [ 109.188919] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.196063] r9:c6d9e000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:0000000f r4:0000000f # [ 109.203818] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.211391] Exc[ 109.698479] lkdtm: Performing direct entry EXEC_NULL eption stack(0xc6d9ffa8 to 0xc6d9[ 109.706143] lkdtm: attempting ok execution at c0c2de78 fff0) # [ 109.216449] ffa0: [ 109.714034] lkdtm: attempting bad execution at 00000000 0000000f 0000000f [ 109.722104] 8<--- cut here --- 00000001 b6deb000 0000000f 000000[ 109.728121] Unable to handle kernel NULL pointer dereference at virtual address 00000000 00 # [ 109.224634] ffc0: 000000[ 109.739008] pgd = 9fb797f7 0f 0000000f b6f32e00 00000004 000[ 109.744557] [00000000] *pgd=00000000 00001 00000000 00020000 bee76a54[ 109.750968] Internal error: Oops: 80000005 [#9] SMP ARM # [ 109.232816] ffe0: 00000004 [ 109.759043] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 bee76788 b6ea094f b6[e 2 61c0696.790747] CPU: 1 PID: 2230 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 10[9 . 2130798.8800]0 7C3o9] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) e: bad PC value # [[ 110099..09007] PC is at 0x0 240944] ---[ end tra[c e 19049d.813712] LR is at execute_location+0xa4/0xb4 7525c7ae0ae4 [] - -10-9. 8#2 0E492] pc : [<00000000>] lr : [] psr: 600e0013 EC_USERSPA[C E :1 0m9i.s8s2i8n6g65] sp : c6eb3e38 ip : 00000027 fp : c6eb3e54 'call [t r a1c0e9:.'8:3 5[7F0A9I] r10: 0000000a r9 : c1acf840 r8 : c15e7d40 ] not ok[ 3 51 0s9e.8l4f2t5e8s3] r7 : c6eb3f60 r6 : 00000000 r5 : 00000000 r4 : c0c2de78 s: lkdtm: [E X E1C0_9U.S8E5R0S8P45] r3 : f45fef91 r2 : f45fef91 r1 : ef7965e4 r0 : 0000002b CE.sh # exit=[1 1#0 9s.e8l5f9t94] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ests: lkdtm: E[X E C1_0N9U.L8L6.8237] Control: 10c5387d Table: 16bf804a DAC: 00000051 h [ 109.875977] Process cat (pid: 2230, stack limit = 0x5c37a666) [ 109.881981] Stack: (0xc6eb3e38 to 0xc6eb4000) [ 109.886346] 3e20: 00000025 c5f9b000 [ 109.894534] 3e40: 0000000a c6eb3f60 c6eb3e64 c6eb3e58 c138941c c1389178 c6eb3e74 c6eb3e68 [ 109.902720] 3e60: c0c2d108 c1389408 c6eb3e9c c6eb3e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5e9ab40 [ 109.910906] 3e80: b6e56000 0000000a c53959c0 c6eb3f60 c6eb3ec4 c6eb3ea0 c07f4ad0 c0c2d4f4 [ 109.919093] 3ea0: 00000000 c5e9ab40 b6e56000 c2816000 c6eb3f60 c07f4a6c c6eb3f5c c6eb3ec8 [ 109.927280] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6eb2000 [ 109.935467] 3ee0: b6e56000 00020000 00000004 0000000a 0001fff6 c6eb3ee0 00000001 b6e55000 [ 109.943653] 3f00: c473fcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.951838] 3f20: 00000000 00000000 c139e998 f45fef91 c205ca20 c5e9ab40 c5e9ab40 c6eb2000 [ 109.960023] 3f40: b6e56000 00000000 00000000 00000004 c6eb3f94 c6eb3f60 c059872c c0598098 [ 109.968210] 3f60: 00000000 00000000 c6eb3fac f45fef91 0000000a 0000000a b6f9de00 00000004 [ 109.976394] 3f80: c03002e4 c6eb2000 c6eb3fa4 c6eb3f98 c05987bc c05986c4 00000000 c6eb3fa8 [ 109.984581] 3fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e56000 0000000a 00000000 [ 109.992768] 3fc0: 0000000a 0000000a b6f9de00 00000004 00000001 00000000 00020000 beddda54 [ 110.000954] 3fe0: 00000004 beddd788 b6f0b94f b6e91c66 800e0030 00000001 00000000 00000000 [ 110.009134] Backtrace: [ 110.011602] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 110.019788] r7:c6eb3f60 r6:0000000a r5:c5f9b000 r4:00000025 [ 110.025462] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.033564] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.041581] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.049506] r9:c6eb3f60 r8:c53959c0 r7:0000000a r6:b6e56000 r5:c5e9ab40 r4:c0c2d4e8 [ 110.057264] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.065101] r9:c07f4a6c r8:c6eb3f60 r7:c2816000 r6:b6e56000 r5:c5e9ab40 r4:00000000 [ 110.072854] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.079998] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c6eb2000 r5:c5e9ab40 [ 110.087832] r4:c5e9ab40 [ 110.090376] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.097519] r9:c6eb2000 r8:c03002e4 r7:00000004 r6:b6f9de00 r5:0000000a r4:0000000a [ 110.105272] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.112844] Exception stack(0xc6eb3fa8 to 0xc6eb3ff0) [ 110.117903] 3fa0: 0000000a 0000000a 00000001 b6e56000 0000000a 00000000 [ 110.126088] 3fc0: 0000000a 0000000a b6f9de00 00000004 00000001 00000000 00020000 beddda54 [ 110.134271] 3fe0: 00000004 beddd788 b6f0b94f b6e91c66 [ 110.139335] Code: bad PC value [ 110.142491] ---[ end trace 94da7525c7ae0ae5 ]--- # Segmentation fault # [ 109.698479] lkdtm: Performing direct entry EXEC_NULL # [ 109.706143] lkdtm: attempting ok execution at c0c2de78 # [ 109.714034] lkdtm: attempting bad execution at 00000000 # [ 109.722104] 8<--- cut here --- # [ 109.728121] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 109.739008] pgd = 9fb797f7 # [ 109.744557] [00000000] *pgd=00000000 # [ 109.750968] Internal error: Oops: 80000005 [#9] SMP ARM # [ 109.759043] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 109.790747] CPU: 1 PID: 2230 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 109.800739] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.809007] PC is at 0x0 # [ 109.813712] LR is at execute_location+0xa4/0xb4 # [ 109.820492] pc : [<00000000>] lr : [] psr: 600e0013 # [ 109.828665] sp : c6eb3e38 ip : 00000027 fp : c6eb3e54 # [ 109.835709] r10: 0000000a r9 : c1acf840 r8 : c15e7d40 # [ 109.842583] r7 : c6eb3f60 r6 : 00000000 r5 : 00000000 r4 : c0c2de78 # [ 109.850845] r3 : f45fef91 r2 : f45fef91 r1 : ef7965e4 r0 : 0000002b # [ 109.859194] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.868237] Control: 10c5387d Table: 16bf804a DAC: 00000051 # [ 109.875977] Process cat (pid: 2230, stack limit = 0x5c37a666) # [ 109.881981] Stack: (0xc6eb3e38 to 0xc6eb4000) # [ 109.886346] 3e20: 00000025 c5f9b000 # [ 109.894534] 3e40: 0000000a c6eb3f60 c6eb3e64 c6eb3e58 c138941c c1389178 c6eb3e74 c6eb3e68 # [ 109.902720] 3e60: c0c2d108 c1389408 c6eb3e9c c6eb3e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5e9ab40 # [ 109.910906] 3e80: b6e56000 0000000a c53959c0 c6eb3f60 c6eb3ec4 c6eb3ea0 c07f4ad0 c0c2d4f4 # [ 109.919093] 3ea0: 00000000 c5e9ab40 b6e56000 c2816000 c6eb3f60 c07f4a6c c6eb3f5c c6eb3ec8 # [ 109.927280] 3ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6eb2000 # [ 109.935467] 3ee0: b6e56000 00020000 00000004 0000000a 0001fff6 c6eb3ee0 00000001 b6e55000 # [ 109.943653] 3f00: c473fcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.951838] 3f20: 00000000 00000000 c139e998 f45fef91 c205ca20 c5e9ab40 c5e9ab40 c6eb2000 # [ 109.960023] 3f40: b6e56000 00000000 00000000 00000004 c6eb3f94 c6eb3f60 c059872c c0598098 # [ 109.968210] 3f60: 00000000 00000000 c6eb3fac f45fef91 0000000a 0000000a b6f9de00 00000004 # [ 109.976394] 3f80: c03002e4 c6eb2000 c6eb3fa4 c6eb3f98 c05987bc c05986c4 00000000 c6eb3fa8 # [ 109.984581] 3fa0: c03000c0 c05987b0 0000000a 0000000a 00000001 b6e56000 0000000a 00000000 # [ 109.992768] 3fc0: 0000000a 0000000a b6f9de00 00000004 00000001 00000000 00020000 beddda54 # [ 110.000954] 3fe0: 00000004 beddd788 b6f0b94f b6e91c66 800e0030 00000001 00000000 00000000 # [ 110.009134] Backtrace: # [ 110.011602] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 110.019788] r7:c6eb3f60 r6:0000000a r5:c5f9b000 r4:00000025 # [ 110.025462] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.033564] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.041581] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.049506] r9:c6eb3f60 r8:c53959c0 r7:0000000a r6:b6e56000 r5:c5e9ab40 r4:c0c2d4e8 # [ 110.057264] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.065101] r9:c07f4a6c r8:c6eb3f60 r7:c2816000 r6:b6e56000 r5:c5e9ab40 r4:00000000 # [ 110.072854] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.079998] r10:00000004 r9:00000000 r8:00000000 r7:b6e56000 r6:c6eb2000 r5:c5e9ab40 # [ 110.087832] r4:c5e9ab40 # [ 110.090376] [] (ksys_write[ 110.584413] lkdtm: Performing direct entry ACCESS_USERSPACE ) from [] (sys_write+0x[ 110.591364] lkdtm: attempting bad read at b6f7b000 18/0x1c) # [ 110.097519] r9:c6[ 110.599063] 8<--- cut here --- eb2000 r8:c03002e4 r[7 : 0101000.604902] Unhandled fault: page domain fault (0x01b) at 0xb6f7b000 004 r6:b6f9[d e 0101 0r.56:1030509] pgd = 86c80f86 0000a r4:0000000a # [[ 111100618038] [b6f7b000] *pgd=4b817831 .105272] [[] (1s1y0s.623874] Internal error: : 1b [#10] SMP ARM write) from [] (ret_fas[ 110.630568] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 t_syscall+0x0/0x28)[ # 1[1 0 .662272] CPU: 2 PID: 2306 Comm: cat Tainted: G D W 5.10.131-cip13 #1 10.112844] E[x c e1p1t0i.o67n2 2s4] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) tack(0xc6eb3fa8 to 0xc6eb3ff0)[ 110.680626] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 110.117903] 3fa0: [ 110.688536] LR is at __irq_work_queue_local+0x40/0x74 [ 0 0101000.0609a6 0094] pc : [] lr : [] psr: 600e0013 00000a 00[ 0 0101000.17 0b461e851] sp : c6f8de38 ip : c6f8dd40 fp : c6f8de64 000 0000000[a 0101000.0701011040] r10: 00000011 r9 : c1acf84c r8 : c15e7d40 # [ 110[. 1 2161008.87]1 831f8c] r7 : c6f8df60 r6 : 00000051 r5 : c6f8c000 r4 : b6f7b000 0: 0000000a[ 0 0101000.0702a6 4b8] r3 : 60e67de6 r2 : 60e67de6 r1 : ef7ab5e0 r0 : 00000026 6f9de00 00000[0 0 41 1000.703040797] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 01 00000000[ 0 0101200.070403 8b8] Control: 10c5387d Table: 16a0404a DAC: 00000051 eddda54 #[ [ 1 1101.07.51134404] Process cat (pid: 2306, stack limit = 0x027be6ae) 71] 3fe0: [0 0 0101000.70548 9b7e] Stack: (0xc6f8de38 to 0xc6f8e000) ddd788 b6f0b94[f b161e09.17c665064] de20: 00000022 00000000 # [ 110.139335] C[o d e1:1 0b.775238] de40: 00000000 60e67de6 c6f8de6c 00000026 c6adc000 00000011 c6f8de74 c6f8de68 d PC value # [ [1 1 01.1104.2745669] de60: c0c2d108 c0c2dfe8 c6f8de9c c6f8de78 c0c2d608 c0c2d0e8 c0c2d4e8 c5beeb40 91] ---[ end trac[e 9141d0a.7755925] de80: b6e35000 00000011 c53959c0 c6f8df60 c6f8dec4 c6f8dea0 c07f4ad0 c0c2d4f4 25c7ae0ae5 ]--- #[ E X1E10C._8N6183] dea0: 00000000 c5beeb40 b6e35000 c2816000 c6f8df60 c07f4a6c c6f8df5c c6f8dec8 ULL: missing 'ca[l l 1t1r0a.c8e16442] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6f8c000 ': [FAIL] not [o k 13160 .s8e2l697] dee0: b6e35000 00020000 00000004 00000011 0001ffef c6f8dee0 00000001 b6e34000 ftests: lkdtm: [E X E1C1_0N.U8L3L869] df00: c6acc780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 .sh # exit=1 # se[l f t1e1s0t.s847040] df20: 00000000 00000000 c139e998 60e67de6 c205ca20 c5beeb40 c5beeb40 c6f8c000 lkdtm: ACCESS_USE[R S P1A1C0E..857384] df40: b6e35000 00000000 00000000 00000004 c6f8df94 c6f8df60 c059872c c0598098 h [ 110.867727] df60: 00000000 00000000 c6f8dfac 60e67de6 00000011 00000011 b6f7ce00 00000004 [ 110.876163] df80: c03002e4 c6f8c000 c6f8dfa4 c6f8df98 c05987bc c05986c4 00000000 c6f8dfa8 [ 110.884347] dfa0: c03000c0 c05987b0 00000011 00000011 00000001 b6e35000 00000011 00000000 [ 110.892533] dfc0: 00000011 00000011 b6f7ce00 00000004 00000001 00000000 00020000 bece8a54 [ 110.900716] dfe0: 00000004 bece8788 b6eea94f b6e70c66 800e0030 00000001 00000000 00000000 [ 110.908896] Backtrace: [ 110.911364] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.920069] r6:00000011 r5:c6adc000 r4:00000026 [ 110.924699] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.932718] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.940644] r9:c6f8df60 r8:c53959c0 r7:00000011 r6:b6e35000 r5:c5beeb40 r4:c0c2d4e8 [ 110.948399] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.956237] r9:c07f4a6c r8:c6f8df60 r7:c2816000 r6:b6e35000 r5:c5beeb40 r4:00000000 [ 110.963990] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.971133] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c6f8c000 r5:c5beeb40 [ 110.978968] r4:c5beeb40 [ 110.981511] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.988655] r9:c6f8c000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:00000011 r4:00000011 [ 110.996410] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.003984] Exception stack(0xc6f8dfa8 to 0xc6f8dff0) [ 111.009046] dfa0: 00000011 00000011 00000001 b6e35000 00000011 00000000 [ 111.017232] dfc0: 00000011 00000011 b6f7ce00 00000004 00000001 00000000 00020000 bece8a54 [ 111.025415] dfe0: 00000004 bece8788 b6eea94f b6e70c66 [ 111.030476] Code: e1a01004 e3000770 e34c01ad eb1d4123 (e5943000) [ 111.036579] ---[ end trace 94da7525c7ae0ae6 ]--- # Segmentation fault # [ 110.584413] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 110.591364] lkdtm: attempting bad read at b6f7b000 # [ 110.599063] 8<--- cut here --- # [ 110.604902] Unhandled fault: page domain fault (0x01b) at 0xb6f7b000 # [ 110.613509] pgd = 86c80f86 # [ 110.618038] [b6f7b000] *pgd=4b817831 # [ 110.623874] Internal error: : 1b [#10] SMP ARM # [ 110.630568] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 110.662272] CPU: 2 PID: 2306 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 110.672264] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.680626] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 110.688536] LR is at __irq_work_queue_local+0x40/0x74 # [ 110.696094] pc : [] lr : [] psr: 600e0013 # [ 110.704181] sp : c6f8de38 ip : c6f8dd40 fp : c6f8de64 # [ 110.711140] r10: 00000011 r9 : c1acf84c r8 : c15e7d40 # [ 110.718186] r7 : c6f8df60 r6 : 00000051 r5 : c6f8c000 r4 : b6f7b000 # [ 110.726448] r3 : 60e67de6 r2 : 60e67de6 r1 : ef7ab5e0 r0 : 00000026 # [ 110.734797] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.743838] Control: 10c5387d Table: 16a0404a DAC: 00000051 # [ 110.751404] Process cat (pid: 2306, stack limit = 0x027be6ae) # [ 110.758971] Stack: (0xc6f8de38 to 0xc6f8e000) # [ 110.765064] de20: 00000022 00000000 # [ 110.775238] de40: 00000000 60e67de6 c6f8de6c 00000026 c6adc000 00000011 c6f8de74 c6f8de68 # [ 110.785669] de60: c0c2d108 c0c2dfe8 c6f8de9c c6f8de78 c0c2d608 c0c2d0e8 c0c2d4e8 c5beeb40 # [ 110.795925] de80: b6e35000 00000011 c53959c0 c6f8df60 c6f8dec4 c6f8dea0 c07f4ad0 c0c2d4f4 # [ 110.806183] dea0: 00000000 c5beeb40 b6e35000 c2816000 c6f8df60 c07f4a6c c6f8df5c c6f8dec8 # [ 110.816442] dec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6f8c000 # [ 110.826697] dee0: b6e35000 00020000 00000004 00000011 0001ffef c6f8dee0 00000001 b6e34000 # [ 110.836869] df00: c6acc780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.847040] df20: 00000000 00000000 c139e998 60e67de6 c205ca20 c5beeb40 c5beeb40 c6f8c000 # [ 110.857384] df40: b6e35000 00000000 00000000 00000004 c6f8df94 c6f8df60 c059872c c0598098 # [ 110.867727] df60: 00000000 00000000 c6f8dfac 60e67de6 00000011 00000011 b6f7ce00 00000004 # [ 110.876163] df80: c03002e4 c6f8c000 c6f8dfa4 c6f8df98 c05987bc c05986c4 00000000 c6f8dfa8 # [ 110.884347] dfa0: c03000c0 c05987b0 00000011 00000011 00000001 b6e35000 00000011 00000000 # [ 110.892533] dfc0: 00000011 00000011 b6f7ce00 00000004 00000001 00000000 00020000 bece8a54 # [ 110.900716] dfe0: 00000004 bece8788 b6eea94f b6e70c66 800e0030 00000001 00000000 00000000 # [ 110.908896] Backtrace: # [ 110.911364] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.920069] r6:00000011 r5:c6adc000 r4:00000026 # [ 110.924699] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.932718] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.940644] r9:c6f8df60 r8:c53959c0 r7:00000011 r6:b6e35000 r5:c5beeb40 r4:c0c2d4e8 # [ 110.948399] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.956237] r9:c07f4a6c r8:c6f8df60 r7:c2816000 r6:b6e35000 r5:c5beeb40 r4:00000000 # [ 110.963990] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.971133] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c6f8c000 r5:c5beeb40 # [ 110.978968] r4:c5beeb40 # [ 110.981511] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.988655] r9:c6f8c000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:00000011 r4:00000011 # [ 110.996410] [<[ 111.485281] lkdtm: Performing direct entry ACCESS_NULL c05987a4>] (sys_write) from [] (ret_fast_syscall+0x0/0x2[ 111.500845] 8<--- cut here --- 8) # [ 111.003984] Exception st[ 111.506628] Unable to handle kernel NULL pointer dereference at virtual address 00000000 ack(0xc6f8dfa8 to 0xc6f8dff0) # [ 111.517696] pgd = 86c80f86 [ 111.009046] dfa0: [ 111.523101] [00000000] *pgd=00000000 00000011 00000011 00000001 [ 111.529580] Internal error: Oops: 5 [#11] SMP ARM b6e35000 00000011 00000000 # [ [ 111.537102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 111.017232] dfc0: 00000[0 1 11 11.568818] CPU: 2 PID: 2381 Comm: cat Tainted: G D W 5.10.131-cip13 #1 0000011 b6f[7 c e10101 .0507080806] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 004 00000001 00000000 000200[0 0 111.587256] PC is at lkdtm_ACCESS_NULL+0x28/0x68 bece8a54 # [ 111.025415] d[f e 111.594477] LR is at __irq_work_queue_local+0x40/0x74 : 00000004 be[c e 8171818. 6b062e19] pc : [] lr : [] psr: 600e0013 ea94f b6e[7 0 c16161. 6#1 0[2 90] sp : c6edfe50 ip : c6edfd58 fp : c6edfe64 111.030476[] C1o1d1e.:6 1e712a51] r10: 0000000c r9 : c1acf860 r8 : c15e7d40 1004 e30007[7 0 1e1314.c60214a2d6] r7 : c6edff60 r6 : 0000000c r5 : c6d4e000 r4 : 00000000 eb1d4123 ([e 5 9141310.06032)6 44] r3 : aae399e2 r2 : aae399e2 r1 : ef7ab5e0 r0 : 00000026 # [ 111.03657[9 ] 1-1-1-.[6 4e993] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none nd trace [9 4 d1a1715.2655c071a2e] Control: 10c5387d Table: 16a0404a DAC: 00000051 0ae6 ]--- # AC[C E S1S1_1U.S6E5R601] Process cat (pid: 2381, stack limit = 0x681641ad) SPACE: missin[g '1c1a1l.l6 6t5r40] Stack: (0xc6edfe50 to 0xc6ee0000) ace:': [FAIL] [n o t1 1o1k. 6377607] fe40: 00000027 c6d4e000 c6edfe74 c6edfe68 selftests: lkdtm: [A C C1E1S1S._81779] fe60: c0c2d108 c138942c c6edfe9c c6edfe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5bb3680 USERSPACE.sh # exit[= 1 1 1#1 .s92125] fe80: b6e8f000 0000000c c53959c0 c6edff60 c6edfec4 c6edfea0 c07f4ad0 c0c2d4f4 elftests: lkdtm: ACC[E S1S1_1N.U02469] fea0: 00000000 c5bb3680 b6e8f000 c2816000 c6edff60 c07f4a6c c6edff5c c6edfec8 LL.sh [ 111.712813] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6ede000 [ 111.721592] fee0: b6e8f000 00020000 00000004 0000000c 0001fff4 c6edfee0 00000001 b6e8e000 [ 111.729777] ff00: c5b58f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 111.737963] ff20: 00000000 00000000 c139e998 aae399e2 c205ca20 c5bb3680 c5bb3680 c6ede000 [ 111.746148] ff40: b6e8f000 00000000 00000000 00000004 c6edff94 c6edff60 c059872c c0598098 [ 111.754333] ff60: 00000000 00000000 c6edffac aae399e2 0000000c 0000000c b6fd6e00 00000004 [ 111.762517] ff80: c03002e4 c6ede000 c6edffa4 c6edff98 c05987bc c05986c4 00000000 c6edffa8 [ 111.770704] ffa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e8f000 0000000c 00000000 [ 111.778890] ffc0: 0000000c 0000000c b6fd6e00 00000004 00000001 00000000 00020000 be971a54 [ 111.787075] ffe0: 00000004 be971788 b6f4494f b6ecac66 800e0030 00000001 00000000 00000000 [ 111.795254] Backtrace: [ 111.797725] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.805995] r5:c6d4e000 r4:00000027 [ 111.809584] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.817603] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.825530] r9:c6edff60 r8:c53959c0 r7:0000000c r6:b6e8f000 r5:c5bb3680 r4:c0c2d4e8 [ 111.833286] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.841125] r9:c07f4a6c r8:c6edff60 r7:c2816000 r6:b6e8f000 r5:c5bb3680 r4:00000000 [ 111.848877] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.856020] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c6ede000 r5:c5bb3680 [ 111.863853] r4:c5bb3680 [ 111.866397] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.873540] r9:c6ede000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:0000000c r4:0000000c [ 111.881295] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.888868] Exception stack(0xc6edffa8 to 0xc6edfff0) [ 111.893927] ffa0: 0000000c 0000000c 00000001 b6e8f000 0000000c 00000000 [ 111.902112] ffc0: 0000000c 0000000c b6fd6e00 00000004 00000001 00000000 00020000 be971a54 [ 111.910295] ffe0: 00000004 be971788 b6f4494f b6ecac66 [ 111.915357] Code: e3000770 e34c01ad e1a01004 ebffd44d (e5945000) [ 111.921551] ---[ end trace 94da7525c7ae0ae7 ]--- # Segmentation fault # [ 111.485281] lkdtm: Performing direct entry ACCESS_NULL # [ 111.492998] lkdtm: attempting bad read at 00000000 # [ 111.500845] 8<--- cut here --- # [ 111.506628] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 111.517696] pgd = 86c80f86 # [ 111.523101] [00000000] *pgd=00000000 # [ 111.529580] Internal error: Oops: 5 [#11] SMP ARM # [ 111.537102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 111.568818] CPU: 2 PID: 2381 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 111.578896] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.587256] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 111.594477] LR is at __irq_work_queue_local+0x40/0x74 # [ 111.602119] pc : [] lr : [] psr: 600e0013 # [ 111.610290] sp : c6edfe50 ip : c6edfd58 fp : c6edfe64 # [ 111.617251] r10: 0000000c r9 : c1acf860 r8 : c15e7d40 # [ 111.624296] r7 : c6edff60 r6 : 0000000c r5 : c6d4e000 r4 : 00000000 # [ 111.632644] r3 : aae399e2 r2 : aae399e2 r1 : ef7ab5e0 r0 : 00000026 # [ 111.640993] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.650121] Control: 10c5387d Table: 16a0404a DAC: 00000051 # [ 111.657601] Process cat (pid: 2381, stack limit = 0x681641ad) # [ 111.665340] Stack: (0xc6edfe50 to 0xc6ee0000) # [ 111.671607] fe40: 00000027 c6d4e000 c6edfe74 c6edfe68 # [ 111.681779] fe60: c0c2d108 c138942c c6edfe9c c6edfe78 c0c2d608 c0c2d0e8 c0c2d4e8 c5bb3680 # [ 111.692125] fe80: b6e8f000 0000000c c53959c0 c6edff60 c6edfec4 c6edfea0 c07f4ad0 c0c2d4f4 # [ 111.702469] fea0: 00000000 c5bb3680 b6e8f000 c2816000 c6edff60 c07f4a6c c6edff5c c6edfec8 # [ 111.712813] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6ede000 # [ 111.721592] fee0: b6e8f000 00020000 00000004 0000000c 0001fff4 c6edfee0 00000001 b6e8e000 # [ 111.729777] ff00: c5b58f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.737963] ff20: 00000000 00000000 c139e998 aae399e2 c205ca20 c5bb3680 c5bb3680 c6ede000 # [ 111.746148] ff40: b6e8f000 00000000 00000000 00000004 c6edff94 c6edff60 c059872c c0598098 # [ 111.754333] ff60: 00000000 00000000 c6edffac aae399e2 0000000c 0000000c b6fd6e00 00000004 # [ 111.762517] ff80: c03002e4 c6ede000 c6edffa4 c6edff98 c05987bc c05986c4 00000000 c6edffa8 # [ 111.770704] ffa0: c03000c0 c05987b0 0000000c 0000000c 00000001 b6e8f000 0000000c 00000000 # [ 111.778890] ffc0: 0000000c 0000000c b6fd6e00 00000004 00000001 00000000 00020000 be971a54 # [ 111.787075] ffe0: 00000004 be971788 b6f4494f b6ecac66 800e0030 00000001 00000000 00000000 # [ 111.795254] Backtrace: # [ 111.797725] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.805995] r5:c6d4e000 r4:00000027 # [ 111.809584] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.817603] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.825530] r9:c6edff60 r8:c53959c0 r7:0000000c r6:b6e8f000 r5:c5bb3680 r4:c0c2d4e8 # [ 111.833286] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.841125] r9:c07f4a6c r8:c6edff60 r7:c2816000 r6:b6e8f000 r5:c5bb3680 r4:00000000 # [ 111.848877] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.856020] r10:00000004 r9:00000000 r8:00000000 r7:b6e8f000 r6:c6ede000 r5:c5bb3680 # [ 111.863853] r4:c5bb3680 # [ 111.866397] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.873540] r9:c6ede000 r8:c03002e4 r7:00000004 r6:b6fd6e00 r5:00000[ 112.391880] lkdtm: Performing direct entry WRITE_RO 00c r4:0000000c # [ 111.881295][ 112.399533] lkdtm: attempting bad rodata write at c15e7fd8 [] (sys_write) from [<[ 112.408034] 8<--- cut here --- [ 112.413826] Unable to handle kernel paging request at virtual address c15e7fd8 [ 112.421057] pgd = 1e8de4b1 [ 112.423770] [c15e7fd8] *pgd=1141941e(bad) [ 112.427802] Internal error: Oops: 80d [#12] SMP ARM [ 112.432688] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 112.461716] CPU: 0 PID: 2455 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 112.469464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.476010] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 112.480383] LR is at __irq_work_queue_local+0x40/0x74 [ 112.485441] pc : [] lr : [] psr: 600e0013 [ 112.491711] sp : c689fe50 ip : c689fd58 fp : c689fe64 [ 112.496939] r10: 00000009 r9 : c1acf86c r8 : c15e7d40 [ 112.502169] r7 : c689ff60 r6 : 00000009 r5 : c6dcf000 r4 : c15e7fd8 [ 112.508700] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e0 r0 : c1ad0670 [ 112.515234] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 112.522374] Control: 10c5387d Table: 16d9804a DAC: 00000051 [ 112.528125] Process cat (pid: 2455, stack limit = 0x4f22ced1) [ 112.533876] Stack: (0xc689fe50 to 0xc68a0000) [ 112.538242] fe40: 00000028 c6dcf000 c689fe74 c689fe68 [ 112.546430] fe60: c0c2d108 c138922c c689fe9c c689fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b27b80 [ 112.554617] fe80: b6e35000 00000009 c53959c0 c689ff60 c689fec4 c689fea0 c07f4ad0 c0c2d4f4 [ 112.562802] fea0: 00000000 c6b27b80 b6e35000 c2816000 c689ff60 c07f4a6c c689ff5c c689fec8 [ 112.570988] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c689e000 [ 112.579173] fee0: b6e35000 00020000 00000004 00000009 0001fff7 c689fee0 00000001 b6e34000 [ 112.587357] ff00: c5b59cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 112.595542] ff20: 00000000 00000000 c139e998 245e099a c205ca20 c6b27b80 c6b27b80 c689e000 [ 112.603726] ff40: b6e35000 00000000 00000000 00000004 c689ff94 c689ff60 c059872c c0598098 [ 112.611911] ff60: 00000000 00000000 c689ffac 245e099a 00000009 00000009 b6f7ce00 00000004 [ 112.620096] ff80: c03002e4 c689e000 c689ffa4 c689ff98 c05987bc c05986c4 00000000 c689ffa8 [ 112.628281] ffa0: c03000c0 c05987b0 00000009 00000009 00000001 b6e35000 00000009 00000000 [ 112.636468] ffc0: 00000009 00000009 b6f7ce00 00000004 00000001 00000000 00020000 beec5a54 [ 112.644651] ffe0: 00000004 beec5788 b6eea94f b6e70c66 800e0030 00000001 00000000 00000000 [ 112.652832] Backtrace: [ 112.655302] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.663313] r5:c6dcf000 r4:00000028 [ 112.666901] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.674922] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.682846] r9:c689ff60 r8:c53959c0 r7:00000009 r6:b6e35000 r5:c6b27b80 r4:c0c2d4e8 [ 112.690603] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.698442] r9:c07f4a6c r8:c689ff60 r7:c2816000 r6:b6e35000 r5:c6b27b80 r4:00000000 [ 112.706195] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.713340] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c689e000 r5:c6b27b80 [ 112.721174] r4:c6b27b80 [ 112.723718] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.730861] r9:c689e000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:00000009 r4:00000009 [ 112.738614] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.746189] Exception stack(0xc689ffa8 to 0xc689fff0) [ 112.751251] ffa0: 00000009 00000009 00000001 b6e35000 00000009 00000000 [ 112.759436] ffc0: 00000009 00000009 b6f7ce00 00000004 00000001 00000000 00020000 beec5a54 [ 112.767618] ffe0: 00000004 beec5788 b6eea94f b6e70c66 [ 112.772681] Code: e34a3bcd e3000670 e34c01ad e0233002 (e5843000) [ 112.778786] ---[ end trace 94da7525c7ae0ae8 ]--- c03000c0>] (ret_fast_syscall+0x0/0x28) # [ 111.888868] Exception stack(0xc6edffa8 to 0xc6edfff0) # [ 111.893927] ffa0: 0000000c 0000000c 00000001 b6e8f000 0000000c 00000000 # [ 111.902112] ffc0: 0000000c 0000000c b6fd6e00 00000004 00000001 00000000 00020000 be971a54 # [ 111.910295] ffe0: 00000004 be971788 b6f4494f b6ecac66 # [ 111.915357] Code: e3000770 e34c01ad e1a01004 ebffd44d (e5945000) # [ 111.921551] ---[ end trace 94da7525c7ae0ae7 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh # Segmentation fault # [ 112.391880] lkdtm: Performing direct entry WRITE_RO # [ 112.399533] lkdtm: attempting bad rodata write at c15e7fd8 # [ 112.408034] 8<--- cut here --- # [ 112.413826] Unable to handle kernel paging request at virtual address c15e7fd8 # [ 112.421057] pgd = 1e8de4b1 # [ 112.423770] [c15e7fd8] *pgd=1141941e(bad) # [ 112.427802] Internal error: Oops: 80d [#12] SMP ARM # [ 112.432688] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 112.461716] CPU: 0 PID: 2455 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 112.469464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.476010] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 112.480383] LR is at __irq_work_queue_local+0x40/0x74 # [ 112.485441] pc : [] lr : [] psr: 600e0013 # [ 112.491711] sp : c689fe50 ip : c689fd58 fp : c689fe64 # [ 112.496939] r10: 00000009 r9 : c1acf86c r8 : c15e7d40 # [ 112.502169] r7 : c689ff60 r6 : 00000009 r5 : c6dcf000 r4 : c15e7fd8 # [ 112.508700] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e0 r0 : c1ad0670 # [ 112.515234] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.522374] Control: 10c5387d Table: 16d9804a DAC: 00000051 # [ 112.528125] Process cat (pid: 2455, stack limit = 0x4f22ced1) # [ 112.533876] Stack: (0xc689fe50 to 0xc68a0000) # [ 112.538242] fe40: 00000028 c6dcf000 c689fe74 c689fe68 # [ 112.546430] fe60: c0c2d108 c138922c c689fe9c c689fe78 c0c2d608 c0c2d0e8 c0c2d4e8 c6b27b80 # [ 112.554617] fe80: b6e35000 00000009 c53959c0 c689ff60 c689fec4 c689fea0 c07f4ad0 c0c2d4f4 # [ 112.562802] fea0: 00000000 c6b27b80 b6e35000 c2816000 c689ff60 c07f4a6c c689ff5c c689fec8 # [ 112.570988] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c689e000 # [ 112.579173] fee0: b6e35000 00020000 00000004 00000009 0001fff7 c689fee0 00000001 b6e34000 # [ 112.587357] ff00: c5b59cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.595542] ff20: 00000000 00000000 c139e998 245e099a c205ca20 c6b27b80 c6b27b80 c689e000 # [ 112.603726] ff40: b6e35000 00000000 00000000 00000004 c689ff94 c689ff60 c059872c c0598098 # [ 112.611911] ff60: 00000000 00000000 c689ffac 245e099a 00000009 00000009 b6f7ce00 00000004 # [ 112.620096] ff80: c03002e4 c689e000 c689ffa4 c689ff98 c05987bc c05986c4 00000000 c689ffa8 # [ 112.628281] ffa0: c03000c0 c05987b0 00000009 00000009 00000001 b6e35000 00000009 00000000 # [ 112.636468] ffc0: 00000009 00000009 b6f7ce00 00000004 00000001 00000000 00020000 beec5a54 # [ 112.644651] ffe0: 00000004 beec5788 b6eea94f b6e70c66 800e0030 00000001 00000000 00000000 # [ 112.652832] Backtrace: # [ 112.655302] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.663313] r5:c6dcf000 r4:00000028 # [ 112.666901] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.674922] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.682846] r9:c689ff60 r8:c53959c0 r7:00000009 r6:b6e35000 r5:c6b27b80 r4:c0c2d4e8 # [ 112.690603] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.698442] r9:c07f4a6c r8:c689ff60 r7:c2816000 r6:b6e35000 r5:c6b27b80 r4:00000000 # [ 112.706195] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.713340] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c689e000 r5:c6b27b80 # [ 112.721174] r4:c6b27b80 # [ 112.723718] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.730861] r9:c689e000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:00000009 r4:00000009 # [ 112.738614] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.746189] Exception stack(0xc689ffa8 to 0xc689fff0) # [ 112.751251] ffa0: 00000009 00000009 00000001 b6e35000 00000009 [ 113.253368] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 00000000 # [ 112.759436] ffc0: [ 113.261821] lkdtm: attempting bad ro_after_init write at c1b82c48 00000009 00000009 b6f7ce00 000000[ 113.270786] 8<--- cut here --- 04 00000001 00[0 0 010103.02 706052] Unable to handle kernel paging request at virtual address c1b82c48 020000 bee[c 5 a15143. 2#8 5[7 82] pgd = 0e07bcb1 112.767618] ffe0: 00000004[ b e113.290310] [c1b82c48] *pgd=11a1941e(bad) c5788 b6eea94f [b 6 e17103c.6269840] Internal error: Oops: 80d [#13] SMP ARM # [ 112.772681] Code: e34a3bcd [ 113.303710] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 e3000670 e34c01a[d e101233.33035414] CPU: 1 PID: 2529 Comm: cat Tainted: G D W 5.10.131-cip13 #1 2 (e5843[0 0 01)1 3. 3#4 5[2 3 2] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 12.778786] ---[ end tr[a c e1 193.353506] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 4da7525c7ae0ae8 ]--- # WRIT[E _ 113.361163] LR is at __irq_work_queue_local+0x40/0x74 O: missi[n g 1'1c3a.l3l6 8t8r0a6] pc : [] lr : [] psr: 600e0013 e:': [FA[I L ]11 3n.o3t7 6o80k7 sp : c5fa1e50 ip : c5fa1d58 fp : c5fa1e64 39 self[t e s1t1s3:. 3l8k3d6t7m9: r10: 00000014 r9 : c1acf878 r8 : c15e7d40 WRITE_RO.[ s h1 1#3 .e3x9i0t5=51] r7 : c5fa1f60 r6 : 00000014 r5 : c5828000 r4 : c1b82c48 # selfte[s t s1:1 3l.k3d9t8m8:14] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad0670 WRITE_RO_AFTER[_ I N1I1T3..s4h07163] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 113.416291] Control: 10c5387d Table: 16ff804a DAC: 00000051 [ 113.422042] Process cat (pid: 2529, stack limit = 0xcbd01614) [ 113.427793] Stack: (0xc5fa1e50 to 0xc5fa2000) [ 113.432158] 1e40: 00000029 c5828000 c5fa1e74 c5fa1e68 [ 113.440345] 1e60: c0c2d108 c138927c c5fa1e9c c5fa1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b58f00 [ 113.448529] 1e80: b6dc5000 00000014 c53959c0 c5fa1f60 c5fa1ec4 c5fa1ea0 c07f4ad0 c0c2d4f4 [ 113.456715] 1ea0: 00000000 c5b58f00 b6dc5000 c2816000 c5fa1f60 c07f4a6c c5fa1f5c c5fa1ec8 [ 113.464901] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c5fa0000 [ 113.473086] 1ee0: b6dc5000 00020000 00000004 00000014 0001ffec c5fa1ee0 00000001 b6dc4000 [ 113.481271] 1f00: c6acca00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 113.489455] 1f20: 00000000 00000000 c139e998 10a1af24 c205ca20 c5b58f00 c5b58f00 c5fa0000 [ 113.497642] 1f40: b6dc5000 00000000 00000000 00000004 c5fa1f94 c5fa1f60 c059872c c0598098 [ 113.505826] 1f60: 00000000 00000000 c5fa1fac 10a1af24 00000014 00000014 b6f0ce00 00000004 [ 113.514011] 1f80: c03002e4 c5fa0000 c5fa1fa4 c5fa1f98 c05987bc c05986c4 00000000 c5fa1fa8 [ 113.522197] 1fa0: c03000c0 c05987b0 00000014 00000014 00000001 b6dc5000 00000014 00000000 [ 113.530383] 1fc0: 00000014 00000014 b6f0ce00 00000004 00000001 00000000 00020000 bee32a54 [ 113.538568] 1fe0: 00000004 bee32788 b6e7a94f b6e00c66 800e0030 00000001 00000000 00000000 [ 113.546747] Backtrace: [ 113.549219] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.558185] r5:c5828000 r4:00000029 [ 113.561771] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.569788] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.577713] r9:c5fa1f60 r8:c53959c0 r7:00000014 r6:b6dc5000 r5:c5b58f00 r4:c0c2d4e8 [ 113.585467] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.593307] r9:c07f4a6c r8:c5fa1f60 r7:c2816000 r6:b6dc5000 r5:c5b58f00 r4:00000000 [ 113.601059] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.608204] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5fa0000 r5:c5b58f00 [ 113.616037] r4:c5b58f00 [ 113.618580] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.625723] r9:c5fa0000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:00000014 r4:00000014 [ 113.633478] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.641051] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0) [ 113.646111] 1fa0: 00000014 00000014 00000001 b6dc5000 00000014 00000000 [ 113.654297] 1fc0: 00000014 00000014 b6f0ce00 00000004 00000001 00000000 00020000 bee32a54 [ 113.662478] 1fe0: 00000004 bee32788 b6e7a94f b6e00c66 [ 113.667538] Code: e34a3bcd e3000670 e34c01ad e0233002 (e5843000) [ 113.673642] ---[ end trace 94da7525c7ae0ae9 ]--- # Segmentation fault # [ 113.253368] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 113.261821] lkdtm: attempting bad ro_after_init write at c1b82c48 # [ 113.270786] 8<--- cut here --- # [ 113.276652] Unable to handle kernel paging request at virtual address c1b82c48 # [ 113.285782] pgd = 0e07bcb1 # [ 113.290310] [c1b82c48] *pgd=11a1941e(bad) # [ 113.296840] Internal error: Oops: 80d [#13] SMP ARM # [ 113.303710] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 113.335414] CPU: 1 PID: 2529 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 113.345232] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.353506] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 113.361163] LR is at __irq_work_queue_local+0x40/0x74 # [ 113.368806] pc : [] lr : [] psr: 600e0013 # [ 113.376807] sp : c5fa1e50 ip : c5fa1d58 fp : c5fa1e64 # [ 113.383679] r10: 00000014 r9 : c1acf878 r8 : c15e7d40 # [ 113.390553] r7 : c5fa1f60 r6 : 00000014 r5 : c5828000 r4 : c1b82c48 # [ 113.398814] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad0670 # [ 113.407163] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.416291] Control: 10c5387d Table: 16ff804a DAC: 00000051 # [ 113.422042] Process cat (pid: 2529, stack limit = 0xcbd01614) # [ 113.427793] Stack: (0xc5fa1e50 to 0xc5fa2000) # [ 113.432158] 1e40: 00000029 c5828000 c5fa1e74 c5fa1e68 # [ 113.440345] 1e60: c0c2d108 c138927c c5fa1e9c c5fa1e78 c0c2d608 c0c2d0e8 c0c2d4e8 c5b58f00 # [ 113.448529] 1e80: b6dc5000 00000014 c53959c0 c5fa1f60 c5fa1ec4 c5fa1ea0 c07f4ad0 c0c2d4f4 # [ 113.456715] 1ea0: 00000000 c5b58f00 b6dc5000 c2816000 c5fa1f60 c07f4a6c c5fa1f5c c5fa1ec8 # [ 113.464901] 1ec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c5fa0000 # [ 113.473086] 1ee0: b6dc5000 00020000 00000004 00000014 0001ffec c5fa1ee0 00000001 b6dc4000 # [ 113.481271] 1f00: c6acca00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.489455] 1f20: 00000000 00000000 c139e998 10a1af24 c205ca20 c5b58f00 c5b58f00 c5fa0000 # [ 113.497642] 1f40: b6dc5000 00000000 00000000 00000004 c5fa1f94 c5fa1f60 c059872c c0598098 # [ 113.505826] 1f60: 00000000 00000000 c5fa1fac 10a1af24 00000014 00000014 b6f0ce00 00000004 # [ 113.514011] 1f80: c03002e4 c5fa0000 c5fa1fa4 c5fa1f98 c05987bc c05986c4 00000000 c5fa1fa8 # [ 113.522197] 1fa0: c03000c0 c05987b0 00000014 00000014 00000001 b6dc5000 00000014 00000000 # [ 113.530383] 1fc0: 00000014 00000014 b6f0ce00 00000004 00000001 00000000 00020000 bee32a54 # [ 113.538568] 1fe0: 00000004 bee32788 b6e7a94f b6e00c66 800e0030 00000001 00000000 00000000 # [ 113.546747] Backtrace: # [ 113.549219] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.558185] r5:c5828000 r4:00000029 # [ 113.561771] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.569788] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.577713] r9:c5fa1f60 r8:c53959c0 r7:00000014 r6:b6dc5000 r5:c5b58f00 r4:c0c2d4e8 # [ 113.585467] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.593307] r9:c07f4a6c r8:c5fa1f60 r7:c2816000 r6:b6dc5000 r5:c5b58f00 r4:00000000 # [ 113.601059] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.608204] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5fa0000 r5:c5b58f00 # [ 113.616037] r4:c5b58f00 # [ 113.618580] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.625723] r9:c5fa0000 r8:c03002e4 r7:00000004 r6:b6f0ce00 r5:00000014 r4:00000014 # [ 113.633478] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.641051] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0) # [ 113.646111] 1fa0: 00000014 00000014 00000001 b6dc5000 00000014 00000000 # [ 113.654297] 1fc0: 00000014 00000014 b6f0ce00 00000004 00000001 00000000 00020000 bee32a54 # [ 113.662478] 1fe0: 00000004 bee32[ 114.156491] lkdtm: Performing direct entry WRITE_KERN 788 b6e7a94f b6e00c66[ # 1[1 4.162505] lkdtm: attempting bad 7713488 byte write at c1389148 113.667538] Code: e34a3bcd e30006[ 114.170948] 8<--- cut here --- 70 e34c01ad e0233002 (e5843000[) 114.176785] Unable to handle kernel paging request at virtual address c1389148 # [ 113.673642] ---[ end[ t r14.186702] pgd = 325c3e7e ace 94da7525c7ae0ae9 ]--- # WRIT[ 114.191928] [c1389148] *pgd=1121940e(bad) E_RO_AFTER_INIT: missing 'cal[l 114.198822] Internal error: Oops: 80d [#14] SMP ARM trace:': [FAIL] not ok 40 selfte[ 114.206302] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 sts: lkdtm: WRITE_RO_AFTER_INIT.s[ 114.238024] CPU: 3 PID: 2603 Comm: cat Tainted: G D W 5.10.131-cip13 #1 h # exit=1 # sel[f t e1s1t4s.:2 8628] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) lkdtm: WRITE_KERN.sh [ 114.257258] PC is at memcpy+0x50/0x330 [ 114.262915] LR is at 0xe92dd830 [ 114.266083] pc : [] lr : [] psr: 200e0013 [ 114.272374] sp : c6edfe2c ip : e1a0c00d fp : c6edfe64 [ 114.277619] r10: 0000000b r9 : c1acf88c r8 : e89da800 [ 114.282866] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 114.289415] r3 : e1a0c00d r2 : 0075b230 r1 : c0c2de98 r0 : c1389148 [ 114.295970] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 114.303129] Control: 10c5387d Table: 16f3c04a DAC: 00000051 [ 114.308899] Process cat (pid: 2603, stack limit = 0x681641ad) [ 114.314670] Stack: (0xc6edfe2c to 0xc6ee0000) [ 114.319060] fe20: c0c2de78 0075b2d0 c6edff60 c15e7d40 c1389148 [ 114.327272] fe40: c1389148 c138932c 0000002a c6a64000 0000000b c6edff60 c6edfe74 c6edfe68 [ 114.335479] fe60: c0c2d108 c13892ec c6edfe9c c6edfe78 c0c2d608 c0c2d0e8 c0c2d4e8 c6accf00 [ 114.343690] fe80: b6e90000 0000000b c53959c0 c6edff60 c6edfec4 c6edfea0 c07f4ad0 c0c2d4f4 [ 114.351899] fea0: 00000000 c6accf00 b6e90000 c2816000 c6edff60 c07f4a6c c6edff5c c6edfec8 [ 114.360109] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6ede000 [ 114.368321] fee0: b6e90000 00020000 00000004 0000000b 0001fff5 c6edfee0 00000001 b6e8f000 [ 114.376527] ff00: c5b58b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 114.384735] ff20: 00000000 00000000 c139e998 043a1a05 c205ca20 c6accf00 c6accf00 c6ede000 [ 114.392942] ff40: b6e90000 00000000 00000000 00000004 c6edff94 c6edff60 c059872c c0598098 [ 114.401150] ff60: 00000000 00000000 c6edffac 043a1a05 0000000b 0000000b b6fd7e00 00000004 [ 114.409357] ff80: c03002e4 c6ede000 c6edffa4 c6edff98 c05987bc c05986c4 00000000 c6edffa8 [ 114.417565] ffa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e90000 0000000b 00000000 [ 114.425772] ffc0: 0000000b 0000000b b6fd7e00 00000004 00000001 00000000 00020000 bebada54 [ 114.433981] ffe0: 00000004 bebad788 b6f4594f b6ecbc66 800e0030 00000001 00000000 00000000 [ 114.442174] Backtrace: [ 114.444690] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.452898] r7:c6edff60 r6:0000000b r5:c6a64000 r4:0000002a [ 114.458595] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.466642] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.474591] r9:c6edff60 r8:c53959c0 r7:0000000b r6:b6e90000 r5:c6accf00 r4:c0c2d4e8 [ 114.482374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.490237] r9:c07f4a6c r8:c6edff60 r7:c2816000 r6:b6e90000 r5:c6accf00 r4:00000000 [ 114.498017] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.505188] r10:00000004 r9:00000000 r8:00000000 r7:b6e90000 r6:c6ede000 r5:c6accf00 [ 114.513037] r4:c6accf00 [ 114.515604] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.522775] r9:c6ede000 r8:c03002e4 r7:00000004 r6:b6fd7e00 r5:0000000b r4:0000000b [ 114.530556] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.538146] Exception stack(0xc6edffa8 to 0xc6edfff0) [ 114.543228] ffa0: 0000000b 0000000b 00000001 b6e90000 0000000b 00000000 [ 114.551437] ffc0: 0000000b 0000000b b6fd7e00 00000004 00000001 00000000 00020000 bebada54 [ 114.559639] ffe0: 00000004 bebad788 b6f4594f b6ecbc66 [ 114.564723] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 114.570850] ---[ end trace 94da7525c7ae0aea ]--- # Segmentation fault # [ 114.156491] lkdtm: Performing direct entry WRITE_KERN # [ 114.162505] lkdtm: attempting bad 7713488 byte write at c1389148 # [ 114.170948] 8<--- cut here --- # [ 114.176785] Unable to handle kernel paging request at virtual address c1389148 # [ 114.186702] pgd = 325c3e7e # [ 114.191928] [c1389148] *pgd=1121940e(bad) # [ 114.198822] Internal error: Oops: 80d [#14] SMP ARM # [ 114.206302] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 114.238024] CPU: 3 PID: 2603 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 114.248628] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.257258] PC is at memcpy+0x50/0x330 # [ 114.262915] LR is at 0xe92dd830 # [ 114.266083] pc : [] lr : [] psr: 200e0013 # [ 114.272374] sp : c6edfe2c ip : e1a0c00d fp : c6edfe64 # [ 114.277619] r10: 0000000b r9 : c1acf88c r8 : e89da800 # [ 114.282866] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 114.289415] r3 : e1a0c00d r2 : 0075b230 r1 : c0c2de98 r0 : c1389148 # [ 114.295970] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.303129] Control: 10c5387d Table: 16f3c04a DAC: 00000051 # [ 114.308899] Process cat (pid: 2603, stack limit = 0x681641ad) # [ 114.314670] Stack: (0xc6edfe2c to 0xc6ee0000) # [ 114.319060] fe20: c0c2de78 0075b2d0 c6edff60 c15e7d40 c1389148 # [ 114.327272] fe40: c1389148 c138932c 0000002a c6a64000 0000000b c6edff60 c6edfe74 c6edfe68 # [ 114.335479] fe60: c0c2d108 c13892ec c6edfe9c c6edfe78 c0c2d608 c0c2d0e8 c0c2d4e8 c6accf00 # [ 114.343690] fe80: b6e90000 0000000b c53959c0 c6edff60 c6edfec4 c6edfea0 c07f4ad0 c0c2d4f4 # [ 114.351899] fea0: 00000000 c6accf00 b6e90000 c2816000 c6edff60 c07f4a6c c6edff5c c6edfec8 # [ 114.360109] fec0: c0598198 c07f4a78 00000001 00000000 c059872c c139e998 c059872c c6ede000 # [ 114.368321] fee0: b6e90000 00020000 00000004 0000000b 0001fff5 c6edfee0 00000001 b6e8f000 # [ 114.376527] ff00: c5b58b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.384735] ff20: 00000000 00000000 c139e998 043a1a05 c205ca20 c6accf00 c6accf00 c6ede000 # [ 114.392942] ff40: b6e90000 00000000 00000000 00000004 c6edff94 c6edff60 c059872c c0598098 # [ 114.401150] ff60: 00000000 00000000 c6edffac 043a1a05 0000000b 0000000b b6fd7e00 00000004 # [ 114.409357] ff80: c03002e4 c6ede000 c6edffa4 c6edff98 c05987bc c05986c4 00000000 c6edffa8 # [ 114.417565] ffa0: c03000c0 c05987b0 0000000b 0000000b 00000001 b6e90000 0000000b 00000000 # [ 114.425772] ffc0: 0000000b 0000000b b6fd7e00 00000004 00000001 00000000 00020000 bebada54 # [ 114.433981] ffe0: 00000004 bebad788 b6f4594f b6ecbc66 800e0030 00000001 00000000 00000000 # [ 114.442174] Backtrace: # [ 114.444690] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.452898] r7:c6edff60 r6:0000000b r5:c6a64000 r4:0000002a # [ 114.458595] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.466642] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.474591] r9:c6edff60 r8:c53959c0 r7:0000000b r6:b6e90000 r5:c6accf00 r4:c0c2d4e8 # [ 114.482374] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.490237] r9:c07f4a6c r8:c6edff60 r7:c2816000 r6:b6e90000 r5:c6accf00 r4:00000000 # [ 114.498017] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.505188] r10:00000004 r9:00000000 r8:00000000 r7:b6e90000 r6:c6ede000 r5:c6accf00 # [ 114.513037] r4:c6accf00 # [ 114.515604] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.522775] r9:c6ede000 r8:c03002e4 r7:00000004 r6:b6fd7e00 r5:0000000b r4:0000000b # [ 114.530556] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.538146] Exce[ 115.079423] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW ption stack(0xc6edffa8 to 0xc6edf[ 115.086480] lkdtm: attempting good refcount_inc() without overflow ff0) # [ 114.543228] ffa0: [ 115.095611] lkdtm: attempting bad refcount_inc() overflow 0000000b 0000000b 0[ 115.103771] ------------[ cut here ]------------ 0000001 b6e90000 0000000b 0000000[ 115.111235] WARNING: CPU: 1 PID: 2678 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 0 # [ 114.551437] ffc0: 0000000[ 115.122550] refcount_t: saturated; leaking memory. b 0000000b b6fd7e00 00000004 0000[ 115.130196] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 0001 00000000 00020000 bebada54 [ 115.161909] CPU: 1 PID: 2678 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 114.5596[3 9 ]1 1f5f.e107:2 73] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000004 bebad788 b[6 f 4151954.f80907] Backtrace: b6ecbc66 # [ 114.564723] Code:[ 115.185538] [] (dump_backtrace) from [] (show_stack+0x20/0x24) f5d1f05c f5d[1 f 0171c5 .e189b5157] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 51f8 e2522020 (e8a051f8)[ 1 1#.203530] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.570850] ---[ end[ t r1a15.213180] [] (dump_stack) from [] (__warn+0xfc/0x16c) e 94da7525c7ae0[a e a1 1]5-.-2-2564] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # WRITE_KERN: mis[s i n1g1 5'.c232304] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) ll trace:': [[F A 1I1L5].2 4n1o951] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6ff8000 ok 41 selftests: lkdtm: [W R I1T5.249527] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) E_KERN.sh # exit[= 1 1 1#5 .s2e60906] r9:c1acf898 r8:c15e7d40 r7:c6ff9f60 r6:00000016 r5:c5f9b000 r4:c6ff8000 ftests: lkdtm: REFCOUNT_INC_O[V E115.270740] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) RFLOW.sh [ 115.282990] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 115.293941] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.303077] r4:0000002b [ 115.305621] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.313638] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.321563] r9:c6ff9f60 r8:c53959c0 r7:00000016 r6:b6dc9000 r5:c5b59680 r4:c0c2d4e8 [ 115.329319] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.337158] r9:c07f4a6c r8:c6ff9f60 r7:c2816000 r6:b6dc9000 r5:c5b59680 r4:00000000 [ 115.344910] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.352053] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c6ff8000 r5:c5b59680 [ 115.359886] r4:c5b59680 [ 115.362428] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.369570] r9:c6ff8000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:00000016 r4:00000016 [ 115.377324] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.384898] Exception stack(0xc6ff9fa8 to 0xc6ff9ff0) [ 115.389960] 9fa0: 00000016 00000016 00000001 b6dc9000 00000016 00000000 [ 115.398146] 9fc0: 00000016 00000016 b6f10e00 00000004 00000001 00000000 00020000 bedaba54 [ 115.406329] 9fe0: 00000004 bedab788 b6e7e94f b6e04c66 [ 115.411447] irq event stamp: 0 [ 115.414545] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.420133] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.427691] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.435245] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.440836] ---[ end trace 94da7525c7ae0aeb ]--- [ 115.445511] lkdtm: Overflow detected: saturated # [ 115.079423] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 115.086480] lkdtm: attempting good refcount_inc() without overflow # [ 115.095611] lkdtm: attempting bad refcount_inc() overflow # [ 115.103771] ------------[ cut here ]------------ # [ 115.111235] WARNING: CPU: 1 PID: 2678 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 115.122550] refcount_t: saturated; leaking memory. # [ 115.130196] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 115.161909] CPU: 1 PID: 2678 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 115.172473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.180907] Backtrace: # [ 115.185538] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.195957] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 115.203530] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.213180] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.222564] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 115.232304] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.241951] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c6ff8000 # [ 115.249527] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 115.260906] r9:c1acf898 r8:c15e7d40 r7:c6ff9f60 r6:00000016 r5:c5f9b000 r4:c6ff8000 # [ 115.270740] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 115.282990] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 115.293941] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.303077] r4:0000002b # [ 115.305621] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.313638] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.321563] r9:c6ff9f60 r8:c53959c0 r7:00000016 r6:b6dc9000 r5:c5b59680 r4:c0c2d4e8 # [ 115.329319] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.337158] r9:c07f4a6c r8:c6ff9f60 r7:c2816000 r6:b6dc9000 r5:c5b59680 r4:00000000 # [ 115.344910] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.352053] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c6ff8000 r5:c5b59680 # [ 115.359886] r4:c5b59680 # [ 115.362428] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.369570] r9:c6ff8000 r8:c03002e4 r7:00000004 r6:b6f10e00 r5:00000016 r4:00000016 # [ 115.377324] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.384898] Exception stack(0xc6ff9fa8 to 0xc6ff9ff0) # [ 115.389960] 9fa0: 00000016 00000016 00000001 b6dc9000 00000016 00000000 # [ 115.398146] 9fc0: 00000016 00000016 b6f10e00 00000004 00000001 00000000 00020000 bedaba54 # [ 115.406329] 9fe0: 00000004 bedab788 b6e7e94f b6e04c66 # [ 115.411447] irq event stamp: 0 # [ 115.414545] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.420133] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.427691] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.435245] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.440836] ---[ end trace 94da7525c7ae0aeb ]--- # [ 115.445511] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: [ 115.871858] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW REFCOUNT_INC_OVERFLOW.sh # exit=1[ 115.880049] lkdtm: attempting good refcount_add() without overflow # selftests: lkdtm: REFCOUNT_AD[ 115.889111] lkdtm: attempting bad refcount_add() overflow D_OVERFLOW.sh [ 115.897347] ------------[ cut here ]------------ [ 115.903245] WARNING: CPU: 1 PID: 2712 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 115.911729] refcount_t: saturated; leaking memory. [ 115.916560] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 115.945726] CPU: 1 PID: 2712 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 115.953476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.960008] Backtrace: [ 115.962483] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.970063] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 115.975736] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.983058] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.990029] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 115.997783] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.005272] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c5fa0000 [ 116.010944] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 116.019911] r9:c1acf8b0 r8:c15e7d40 r7:c5fa1f60 r6:00000016 r5:c5828000 r4:c5fa0000 [ 116.027673] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 116.037343] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 116.047442] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.056578] r4:0000002c [ 116.059123] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.067141] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.075065] r9:c5fa1f60 r8:c53959c0 r7:00000016 r6:b6e70000 r5:c6acc8c0 r4:c0c2d4e8 [ 116.082821] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.090658] r9:c07f4a6c r8:c5fa1f60 r7:c2816000 r6:b6e70000 r5:c6acc8c0 r4:00000000 [ 116.098411] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.105554] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c5fa0000 r5:c6acc8c0 [ 116.113387] r4:c6acc8c0 [ 116.115930] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.123072] r9:c5fa0000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000016 r4:00000016 [ 116.130827] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.138400] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0) [ 116.143461] 1fa0: 00000016 00000016 00000001 b6e70000 00000016 00000000 [ 116.151648] 1fc0: 00000016 00000016 b6fb7e00 00000004 00000001 00000000 00020000 bec8ea54 [ 116.159831] 1fe0: 00000004 bec8e788 b6f2594f b6eabc66 [ 116.164963] irq event stamp: 0 [ 116.168037] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.173653] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.181168] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.188772] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.194425] ---[ end trace 94da7525c7ae0aec ]--- [ 116.199063] lkdtm: Overflow detected: saturated # [ 115.871858] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 115.880049] lkdtm: attempting good refcount_add() without overflow # [ 115.889111] lkdtm: attempting bad refcount_add() overflow # [ 115.897347] ------------[ cut here ]------------ # [ 115.903245] WARNING: CPU: 1 PID: 2712 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 115.911729] refcount_t: saturated; leaking memory. # [ 115.916560] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 115.945726] CPU: 1 PID: 2712 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 115.953476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.960008] Backtrace: # [ 115.962483] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.970063] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 115.975736] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.983058] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.990029] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 115.997783] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.005272] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c5fa0000 # [ 116.010944] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 116.019911] r9:c1acf8b0 r8:c15e7d40 r7:c5fa1f60 r6:00000016 r5:c5828000 r4:c5fa0000 # [ 116.027673] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 116.037343] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 116.047442] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.056578] r4:0000002c # [ 116.059123] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.067141] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.075065] r9:c5fa1f60 r8:c53959c0 r7:00000016 r6:b6e70000 r5:c6acc8c0 r4:c0c2d4e8 # [ 116.082821] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.090658] r9:c07f4a6c r8:c5fa1f60 r7:c2816000 r6:b6e70000 r5:c6acc8c0 r4:00000000 # [ 116.098411] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.105554] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c5fa0000 r5:c6acc8c0 # [ 116.113387] r4:c6acc8c0 # [ 116.115930] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.123072] r9:c5fa0000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000016 r4:00000016 # [ 116.130827] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.138400] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0) # [ 116.143461] 1fa0: 00000016 00000016 00000001 b6e70000 00000016 00000000 # [ 116.151648] 1fc0: 00000016 00000016 b6fb7e00 00000004 00000001 00000000 00020000 bec8ea54 # [ 116.159831] 1fe0: 00000004 bec8e788 b6f2594f b6eabc66 # [ 116.164963] irq event stamp: 0 # [ 116.168037] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.173653] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.181168] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.188772] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.194425] ---[ end trace 94da7525c7ae0aec ]--- # [ 11[ 116.608974] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 6.199063] lkdtm: Overflow detecte[ 116.616703] lkdtm: attempting bad refcount_inc_not_zero() overflow d: saturated # REFCOUNT_ADD_OVER[ 116.625752] ------------[ cut here ]------------ FLOW: missing 'call trace:': [FAI[ 116.633188] WARNING: CPU: 3 PID: 2746 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 L] not ok 43 selftests: lkdtm: R[ 116.644522] refcount_t: saturated; leaking memory. EFCOUNT_ADD_OVERFLOW.sh # exit=1[ 116.652124] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # selftests: lkdtm: REFCOUNT_INC[ 116.683912] CPU: 3 PID: 2746 Comm: cat Tainted: G D W 5.10.131-cip13 #1 _NOT_ZERO_OVER[F L O1W1.6s.h69 4431] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.702954] Backtrace: [ 116.705436] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.713019] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 116.718695] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.726022] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.732997] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 116.740757] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.748252] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c69ac000 [ 116.753931] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 116.762904] r9:c1acf8c8 r8:c15e7d40 r7:c69adf60 r6:0000001f r5:c6a64000 r4:7fffffff [ 116.770667] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 116.781118] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 116.792776] r5:c6a64000 r4:c69ac000 [ 116.796373] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.806292] r4:0000002d [ 116.808844] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.816865] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.824794] r9:c69adf60 r8:c53959c0 r7:0000001f r6:b6e45000 r5:c2f9d7c0 r4:c0c2d4e8 [ 116.832555] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.840397] r9:c07f4a6c r8:c69adf60 r7:c2816000 r6:b6e45000 r5:c2f9d7c0 r4:00000000 [ 116.848154] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.855301] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c69ac000 r5:c2f9d7c0 [ 116.863136] r4:c2f9d7c0 [ 116.865683] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.872831] r9:c69ac000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:0000001f r4:0000001f [ 116.880588] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.888165] Exception stack(0xc69adfa8 to 0xc69adff0) [ 116.893229] dfa0: 0000001f 0000001f 00000001 b6e45000 0000001f 00000000 [ 116.901418] dfc0: 0000001f 0000001f b6f8ce00 00000004 00000001 00000000 00020000 bedbda54 [ 116.909605] dfe0: 00000004 bedbd788 b6efa94f b6e80c66 [ 116.914720] irq event stamp: 0 [ 116.917798] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.923391] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.930933] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.938493] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.944115] ---[ end trace 94da7525c7ae0aed ]--- [ 116.948786] lkdtm: Overflow detected: saturated # [ 116.608974] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 116.616703] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 116.625752] ------------[ cut here ]------------ # [ 116.633188] WARNING: CPU: 3 PID: 2746 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 116.644522] refcount_t: saturated; leaking memory. # [ 116.652124] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 116.683912] CPU: 3 PID: 2746 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 116.694431] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.702954] Backtrace: # [ 116.705436] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.713019] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 116.718695] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.726022] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.732997] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 116.740757] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.748252] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c69ac000 # [ 116.753931] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 116.762904] r9:c1acf8c8 r8:c15e7d40 r7:c69adf60 r6:0000001f r5:c6a64000 r4:7fffffff # [ 116.770667] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 116.781118] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 116.792776] r5:c6a64000 r4:c69ac000 # [ 116.796373] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.806292] r4:0000002d # [ 116.808844] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.816865] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.824794] r9:c69adf60 r8:c53959c0 r7:0000001f r6:b6e45000 r5:c2f9d7c0 r4:c0c2d4e8 # [ 116.832555] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.840397] r9:c07f4a6c r8:c69adf60 r7:c2816000 r6:b6e45000 r5:c2f9d7c0 r4:00000000 # [ 116.848154] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.855301] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c69ac000 r5:c2f9d7c0 # [ 116.863136] r4:c2f9d7c0 # [ 116.865683] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.872831] r9:c69ac000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:0000001f r4:0000001f # [ 116.880588] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.888165] Exception stack(0xc69adfa8 to 0xc69adff0) # [ 116.893229] dfa0: 0000001f 0000001f 00000001 b6e45000 0000001f 00000000 # [ 116.901418] dfc0: 0000001f 0000001f b6f8ce00 00000004 00000001 00000000 00020000 bedbda54 # [ 116.909605] dfe0: 00000004 bedbd788 b6efa94f b6e80c66 # [ 116.914720] irq event stamp: 0 # [ 116.917798] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.923391] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.930933] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.938493] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.944115] ---[ end trace 94da7525c7ae0aed ]--- # [ 116.948786] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NO[ 117.382675] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW T_ZERO_OVERFLOW.sh # exit=1 # se[ 117.392087] lkdtm: attempting bad refcount_add_not_zero() overflow lftests: lkdtm: REFCOUNT_ADD_NOT_[ 117.401252] ------------[ cut here ]------------ ZERO_OVERFLOW.sh [ 117.408705] WARNING: CPU: 0 PID: 2780 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 117.418715] refcount_t: saturated; leaking memory. [ 117.423560] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 117.452712] CPU: 0 PID: 2780 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 117.460461] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.466993] Backtrace: [ 117.469467] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.477046] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 117.482720] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.490046] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.497015] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 117.504772] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.512262] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c702a000 [ 117.517937] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 117.526906] r9:c1acf8e8 r8:c15e7d40 r7:c702bf60 r6:0000001f r5:c6874000 r4:7fffffff [ 117.534666] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 117.545113] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 117.556767] r5:c6874000 r4:c702a000 [ 117.560359] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.570276] r4:0000002e [ 117.572822] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.580840] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.588765] r9:c702bf60 r8:c53959c0 r7:0000001f r6:b6ea7000 r5:c2f9cf00 r4:c0c2d4e8 [ 117.596522] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.604359] r9:c07f4a6c r8:c702bf60 r7:c2816000 r6:b6ea7000 r5:c2f9cf00 r4:00000000 [ 117.612109] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.619253] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c702a000 r5:c2f9cf00 [ 117.627086] r4:c2f9cf00 [ 117.629628] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.636771] r9:c702a000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:0000001f r4:0000001f [ 117.644524] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.652099] Exception stack(0xc702bfa8 to 0xc702bff0) [ 117.657159] bfa0: 0000001f 0000001f 00000001 b6ea7000 0000001f 00000000 [ 117.665345] bfc0: 0000001f 0000001f b6feee00 00000004 00000001 00000000 00020000 bebd6a54 [ 117.673529] bfe0: 00000004 bebd6788 b6f5c94f b6ee2c66 [ 117.678640] irq event stamp: 0 [ 117.681712] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.687329] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.695206] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.702761] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.708382] ---[ end trace 94da7525c7ae0aee ]--- [ 117.713011] lkdtm: Overflow detected: saturated # [ 117.382675] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 117.392087] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 117.401252] ------------[ cut here ]------------ # [ 117.408705] WARNING: CPU: 0 PID: 2780 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 117.418715] refcount_t: saturated; leaking memory. # [ 117.423560] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 117.452712] CPU: 0 PID: 2780 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 117.460461] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.466993] Backtrace: # [ 117.469467] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.477046] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 117.482720] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.490046] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.497015] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 117.504772] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.512262] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c702a000 # [ 117.517937] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 117.526906] r9:c1acf8e8 r8:c15e7d40 r7:c702bf60 r6:0000001f r5:c6874000 r4:7fffffff # [ 117.534666] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 117.545113] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 117.556767] r5:c6874000 r4:c702a000 # [ 117.560359] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.570276] r4:0000002e # [ 117.572822] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.580840] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.588765] r9:c702bf60 r8:c53959c0 r7:0000001f r6:b6ea7000 r5:c2f9cf00 r4:c0c2d4e8 # [ 117.596522] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.604359] r9:c07f4a6c r8:c702bf60 r7:c2816000 r6:b6ea7000 r5:c2f9cf00 r4:00000000 # [ 117.612109] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.619253] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c702a000 r5:c2f9cf00 # [ 117.627086] r4:c2f9cf00 # [ 117.629628] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.636771] r9:c702a000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:0000001f r4:0000001f # [ 117.644524] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.652099] Exception stack(0xc702bfa8 to 0xc702bff0) # [ 117.657159] bfa0: 0000001f 0000001f 00000001 b6ea7000 0000001f 00000000 # [ 117.665345] bfc0: 0000001f 0000001f b6feee00 00000004 00000001 00000000 00020000 bebd6a54 # [ 117.673529] bfe0: 00000004 bebd6788 b6f5c94f b6ee2c66 # [ 117.678640] irq event stamp: 0 # [ 117.681712] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.687329] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.695206] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.702761] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.708382] ---[ end trace 94da7525c7ae0aee ]--- # [ 117.713011] 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 [ 118.160353] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 118.166074] lkdtm: attempting good refcount_dec() [ 118.170791] lkdtm: attempting bad refcount_dec() to zero [ 118.176215] ------------[ cut here ]------------ [ 118.180899] WARNING: CPU: 1 PID: 2814 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 118.189433] refcount_t: decrement hit 0; leaking memory. [ 118.194853] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 118.224322] CPU: 1 PID: 2814 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 118.232071] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.238603] Backtrace: [ 118.241079] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.248659] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 118.254331] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.261656] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.268629] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 118.276384] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.283874] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c6a6a000 [ 118.289548] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 118.298515] r9:c1acf908 r8:c15e7d40 r7:c6a6bf60 r6:00000012 r5:c5f9b000 r4:c6a6a000 [ 118.306272] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 118.315936] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 118.325693] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.334482] r4:0000002f [ 118.337026] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.345041] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.352967] r9:c6a6bf60 r8:c53959c0 r7:00000012 r6:b6e54000 r5:c6acc640 r4:c0c2d4e8 [ 118.360723] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.368562] r9:c07f4a6c r8:c6a6bf60 r7:c2816000 r6:b6e54000 r5:c6acc640 r4:00000000 [ 118.376315] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.383460] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6a6a000 r5:c6acc640 [ 118.391294] r4:c6acc640 [ 118.393837] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.400980] r9:c6a6a000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000012 r4:00000012 [ 118.408733] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.416307] Exception stack(0xc6a6bfa8 to 0xc6a6bff0) [ 118.421369] bfa0: 00000012 00000012 00000001 b6e54000 00000012 00000000 [ 118.429555] bfc0: 00000012 00000012 b6f9be00 00000004 00000001 00000000 00020000 beec3a54 [ 118.437738] bfe0: 00000004 beec3788 b6f0994f b6e8fc66 [ 118.442849] irq event stamp: 0 [ 118.445946] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.451536] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.459078] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.466642] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.472237] ---[ end trace 94da7525c7ae0aef ]--- [ 118.476908] lkdtm: Zero detected: saturated # [ 118.160353] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 118.166074] lkdtm: attempting good refcount_dec() # [ 118.170791] lkdtm: attempting bad refcount_dec() to zero # [ 118.176215] ------------[ cut here ]------------ # [ 118.180899] WARNING: CPU: 1 PID: 2814 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 118.189433] refcount_t: decrement hit 0; leaking memory. # [ 118.194853] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 118.224322] CPU: 1 PID: 2814 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 118.232071] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.238603] Backtrace: # [ 118.241079] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.248659] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 118.254331] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.261656] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.268629] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 118.276384] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.283874] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c6a6a000 # [ 118.289548] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 118.298515] r9:c1acf908 r8:c15e7d40 r7:c6a6bf60 r6:00000012 r5:c5f9b000 r4:c6a6a000 # [ 118.306272] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 118.315936] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 118.325693] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.334482] r4:0000002f # [ 118.337026] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.345041] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.352967] r9:c6a6bf60 r8:c53959c0 r7:00000012 r6:b6e54000 r5:c6acc640 r4:c0c2d4e8 # [ 118.360723] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.368562] r9:c07f4a6c r8:c6a6bf60 r7:c2816000 r6:b6e54000 r5:c6acc640 r4:00000000 # [ 118.376315] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.383460] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6a6a000 r5:c6acc640 # [ 118.391294] r4:c6acc640 # [ 118.393837] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.400980] r9:c6a6a000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:00000012 r4:00000012 # [ 118.408733] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.416307] Exception stack(0xc6a6bfa8 to 0xc6a6bff0) # [ 118.421369] bfa0: 00000012 00000012 00000001 b6e54000 00000012 00000000 # [ 118.429555] bfc0: 00000012 00000012 b6f9be00 00000004 00000001 00000000 00020000 beec3a54 # [ 118.437738] bfe0: 00000004 beec3788 b6f0994f b6e8fc66 # [ 118.442849] irq event stamp: 0 # [ 118.445946] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.451536] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.459078] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.466642] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.472237] ---[ end trace 94da7525c7ae0aef ]--- # [ 118.476908] 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 [ 118.930832] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 118.936917] lkdtm: attempting bad refcount_dec() below zero [ 118.942502] ------------[ cut here ]------------ [ 118.947367] WARNING: CPU: 2 PID: 2851 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 118.955901] refcount_t: decrement hit 0; leaking memory. [ 118.961228] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 118.990533] CPU: 2 PID: 2851 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 118.998296] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.004828] Backtrace: [ 119.007302] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.014881] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 119.020552] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.027875] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.034846] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 119.042601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.050090] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c5f9e000 [ 119.055766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 119.064731] r9:c1acf91c r8:c15e7d40 r7:c5f9ff60 r6:00000016 r5:00000000 r4:c5f9e000 [ 119.072489] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 119.082153] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 119.092254] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.101390] r5:c478f000 r4:00000030 [ 119.104977] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.112993] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.120919] r9:c5f9ff60 r8:c53959c0 r7:00000016 r6:b6ea5000 r5:c5b16dc0 r4:c0c2d4e8 [ 119.128677] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.136516] r9:c07f4a6c r8:c5f9ff60 r7:c2816000 r6:b6ea5000 r5:c5b16dc0 r4:00000000 [ 119.144269] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.151411] r10:00000004 r9:00000000 r8:00000000 r7:b6ea5000 r6:c5f9e000 r5:c5b16dc0 [ 119.159244] r4:c5b16dc0 [ 119.161786] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.168929] r9:c5f9e000 r8:c03002e4 r7:00000004 r6:b6fece00 r5:00000016 r4:00000016 [ 119.176684] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.184258] Exception stack(0xc5f9ffa8 to 0xc5f9fff0) [ 119.189319] ffa0: 00000016 00000016 00000001 b6ea5000 00000016 00000000 [ 119.197505] ffc0: 00000016 00000016 b6fece00 00000004 00000001 00000000 00020000 bedf5a54 [ 119.205689] ffe0: 00000004 bedf5788 b6f5a94f b6ee0c66 [ 119.210827] irq event stamp: 0 [ 119.213929] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.219519] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.227081] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.234653] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.240245] ---[ end trace 94da7525c7ae0af0 ]--- [ 119.244952] lkdtm: Negative detected: saturated # [ 118.930832] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 118.936917] lkdtm: attempting bad refcount_dec() below zero # [ 118.942502] ------------[ cut here ]------------ # [ 118.947367] WARNING: CPU: 2 PID: 2851 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 118.955901] refcount_t: decrement hit 0; leaking memory. # [ 118.961228] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 118.990533] CPU: 2 PID: 2851 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 118.998296] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.004828] Backtrace: # [ 119.007302] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.014881] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 119.020552] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.027875] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.034846] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 119.042601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.050090] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c5f9e000 # [ 119.055766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 119.064731] r9:c1acf91c r8:c15e7d40 r7:c5f9ff60 r6:00000016 r5:00000000 r4:c5f9e000 # [ 119.072489] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 119.082153] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 119.092254] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.101390] r5:c478f000 r4:00000030 # [ 119.104977] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.112993] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.120919] r9:c5f9ff60 r8:c53959c0 r7:00000016 r6:b6ea5000 r5:c5b16dc0 r4:c0c2d4e8 # [ 119.128677] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.136516] r9:c07f4a6c r8:c5f9ff60 r7:c2816000 r6:b6ea5000 r5:c5b16dc0 r4:00000000 # [ 119.144269] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.151411] r10:00000004 r9:00000000 r8:00000000 r7:b6ea5000 r6:c5f9e000 r5:c5b16dc0 # [ 119.159244] r4:c5b16dc0 # [ 119.161786] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.168929] r9:c5f9e000 r8:c03002e4 r7:00000004 r6:b6fece00 r5:00000016 r4:00000016 # [ 119.176684] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.184258] Exception stack(0xc5f9ffa8 to 0xc5f9fff0) # [ 119.189319] ffa0: 00000016 00000016 00000001 b6ea5000 00000016 00000000 # [ 119.197505] ffc0: 00000016 00000016 b6fece00 00000004 00000001 00000000 00020000 bedf5a54 # [ 119.205689] ffe0: 00000004 bedf5788 b6f5a94f b6ee0c66 # [ 119.210827] irq event stamp: 0 # [ 119.213929] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.219519] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.227081] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.234653] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.240245] ---[ end trace 94da7525c7ae0af0 ]--- # [ 119.244952] 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 [ 119.689732] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 119.696595] lkdtm: attempting bad refcount_dec_and_test() below zero [ 119.702964] ------------[ cut here ]------------ [ 119.707775] WARNING: CPU: 0 PID: 2886 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 119.716371] refcount_t: underflow; use-after-free. [ 119.722042] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 119.751272] CPU: 0 PID: 2886 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 119.759023] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.765555] Backtrace: [ 119.768032] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.775612] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 119.781285] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.788609] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.795579] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 119.803334] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.810824] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6af2000 [ 119.816500] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 119.825554] r9:c1acf934 r8:c15e7d40 r7:c6af3f60 r6:0000001f r5:00000000 r4:c6af2000 [ 119.833314] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 119.843764] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 119.855429] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.865348] r5:c6fd1000 r4:00000031 [ 119.868934] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.876951] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.884875] r9:c6af3f60 r8:c53959c0 r7:0000001f r6:b6ea8000 r5:c2f9da40 r4:c0c2d4e8 [ 119.892631] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.900469] r9:c07f4a6c r8:c6af3f60 r7:c2816000 r6:b6ea8000 r5:c2f9da40 r4:00000000 [ 119.908221] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.915366] r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c6af2000 r5:c2f9da40 [ 119.923199] r4:c2f9da40 [ 119.925744] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.932888] r9:c6af2000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:0000001f r4:0000001f [ 119.940641] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.948216] Exception stack(0xc6af3fa8 to 0xc6af3ff0) [ 119.953277] 3fa0: 0000001f 0000001f 00000001 b6ea8000 0000001f 00000000 [ 119.961464] 3fc0: 0000001f 0000001f b6fefe00 00000004 00000001 00000000 00020000 be800a54 [ 119.969647] 3fe0: 00000004 be800788 b6f5d94f b6ee3c66 [ 119.974735] irq event stamp: 0 [ 119.977807] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.983394] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.990912] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.998430] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.004034] ---[ end trace 94da7525c7ae0af1 ]--- [ 120.008663] lkdtm: Negative detected: saturated # [ 119.689732] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 119.696595] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 119.702964] ------------[ cut here ]------------ # [ 119.707775] WARNING: CPU: 0 PID: 2886 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 119.716371] refcount_t: underflow; use-after-free. # [ 119.722042] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 119.751272] CPU: 0 PID: 2886 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 119.759023] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.765555] Backtrace: # [ 119.768032] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.775612] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 119.781285] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.788609] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.795579] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 119.803334] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.810824] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6af2000 # [ 119.816500] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 119.825554] r9:c1acf934 r8:c15e7d40 r7:c6af3f60 r6:0000001f r5:00000000 r4:c6af2000 # [ 119.833314] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 119.843764] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 119.855429] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.865348] r5:c6fd1000 r4:00000031 # [ 119.868934] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.876951] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.884875] r9:c6af3f60 r8:c53959c0 r7:0000001f r6:b6ea8000 r5:c2f9da40 r4:c0c2d4e8 # [ 119.892631] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.900469] r9:c07f4a6c r8:c6af3f60 r7:c2816000 r6:b6ea8000 r5:c2f9da40 r4:00000000 # [ 119.908221] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.915366] r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c6af2000 r5:c2f9da40 # [ 119.923199] r4:c2f9da40 # [ 119.925744] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.932888] r9:c6af2000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:0000001f r4:0000001f # [ 119.940641] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.948216] Exception stack(0xc6af3fa8 to 0xc6af3ff0) # [ 119.953277] 3fa0: 0000001f 0000001f 00000001 b6ea8000 0000001f 00000000 # [ 119.961464] 3fc0: 0000001f 0000001f b6fefe00 00000004 00000001 00000000 00020000 be800a54 # [ 119.969647] 3fe0: 00000004 be800788 b6f5d94f b6ee3c66 # [ 119.974735] irq event stamp: 0 # [ 119.977807] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.983394] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.990912] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.998430] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.004034] ---[ end trace 94da7525c7ae0af1 ]--- # [ 120.008663] 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 [ 120.475925] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 120.482739] lkdtm: attempting bad refcount_sub_and_test() below zero [ 120.489184] ------------[ cut here ]------------ [ 120.493905] WARNING: CPU: 2 PID: 2921 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 120.502444] refcount_t: underflow; use-after-free. [ 120.507302] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 120.536533] CPU: 2 PID: 2921 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 120.544285] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.550821] Backtrace: [ 120.553303] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.560886] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 120.566562] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.573891] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.580866] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 120.588627] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.596120] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c702a000 [ 120.601800] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 120.610858] r9:c1acf954 r8:c15e7d40 r7:c702bf60 r6:0000001f r5:c478f000 r4:c702a000 [ 120.618626] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 120.629082] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 120.640749] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.650668] r4:00000032 [ 120.653218] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.661239] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.669169] r9:c702bf60 r8:c53959c0 r7:0000001f r6:b6dfc000 r5:c6accb40 r4:c0c2d4e8 [ 120.676930] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.684773] r9:c07f4a6c r8:c702bf60 r7:c2816000 r6:b6dfc000 r5:c6accb40 r4:00000000 [ 120.692530] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.699679] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c702a000 r5:c6accb40 [ 120.707516] r4:c6accb40 [ 120.710062] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.717211] r9:c702a000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:0000001f r4:0000001f [ 120.724969] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.732545] Exception stack(0xc702bfa8 to 0xc702bff0) [ 120.737611] bfa0: 0000001f 0000001f 00000001 b6dfc000 0000001f 00000000 [ 120.745805] bfc0: 0000001f 0000001f b6f43e00 00000004 00000001 00000000 00020000 beb35a54 [ 120.753994] bfe0: 00000004 beb35788 b6eb194f b6e37c66 [ 120.759149] irq event stamp: 0 [ 120.762231] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.767878] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.775418] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.782919] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.788547] ---[ end trace 94da7525c7ae0af2 ]--- [ 120.793182] lkdtm: Negative detected: saturated # [ 120.475925] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 120.482739] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 120.489184] ------------[ cut here ]------------ # [ 120.493905] WARNING: CPU: 2 PID: 2921 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 120.502444] refcount_t: underflow; use-after-free. # [ 120.507302] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 120.536533] CPU: 2 PID: 2921 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 120.544285] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.550821] Backtrace: # [ 120.553303] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.560886] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 120.566562] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.573891] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.580866] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 120.588627] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.596120] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c702a000 # [ 120.601800] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 120.610858] r9:c1acf954 r8:c15e7d40 r7:c702bf60 r6:0000001f r5:c478f000 r4:c702a000 # [ 120.618626] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 120.629082] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 120.640749] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.650668] r4:00000032 # [ 120.653218] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.661239] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.669169] r9:c702bf60 r8:c53959c0 r7:0000001f r6:b6dfc000 r5:c6accb40 r4:c0c2d4e8 # [ 120.676930] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.684773] r9:c07f4a6c r8:c702bf60 r7:c2816000 r6:b6dfc000 r5:c6accb40 r4:00000000 # [ 120.692530] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.699679] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c702a000 r5:c6accb40 # [ 120.707516] r4:c6accb40 # [ 120.710062] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.717211] r9:c702a000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:0000001f r4:0000001f # [ 120.724969] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.732545] Exception stack(0xc702bfa8 to 0xc702bff0) # [ 120.737611] bfa0: 0000001f 0000001f 00000001 b6dfc000 0000001f 00000000 # [ 120.745805] bfc0: 0000001f 0000001f b6f43e00 00000004 00000001 00000000 00020000 beb35a54 # [ 120.753994] bfe0: 00000004 beb35788 b6eb194f b6e37c66 # [ 120.759149] irq event stamp: 0 # [ 120.762231] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.767878] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.775418] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.782919] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.788547] ---[ end trace 94da7525c7ae0af2 ]--- # [ 120.793182] 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 [ 121.235883] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 121.241784] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 121.248409] lkdtm: Good: zero detected [ 121.252211] lkdtm: Correctly stayed at zero [ 121.256442] lkdtm: attempting bad refcount_inc() from zero [ 121.261944] ------------[ cut here ]------------ [ 121.266632] WARNING: CPU: 0 PID: 2953 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 121.275200] refcount_t: addition on 0; use-after-free. [ 121.280352] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 121.309570] CPU: 0 PID: 2953 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 121.317323] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.323859] Backtrace: [ 121.326340] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.333924] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 121.339602] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.346931] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.353904] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 [ 121.361663] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.369156] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c6abc000 [ 121.374834] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 121.383893] r9:c1acf974 r8:c15e7d40 r7:c6abdf60 r6:00000012 r5:00000000 r4:c6abc000 [ 121.391659] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 121.401331] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 121.411086] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.419878] r5:c6fd3000 r4:00000033 [ 121.423472] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.431493] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.439422] r9:c6abdf60 r8:c53959c0 r7:00000012 r6:b6e72000 r5:c2f9d180 r4:c0c2d4e8 [ 121.447186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.455029] r9:c07f4a6c r8:c6abdf60 r7:c2816000 r6:b6e72000 r5:c2f9d180 r4:00000000 [ 121.462786] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.469934] r10:00000004 r9:00000000 r8:00000000 r7:b6e72000 r6:c6abc000 r5:c2f9d180 [ 121.477769] r4:c2f9d180 [ 121.480318] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.487467] r9:c6abc000 r8:c03002e4 r7:00000004 r6:b6fb9e00 r5:00000012 r4:00000012 [ 121.495226] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.502804] Exception stack(0xc6abdfa8 to 0xc6abdff0) [ 121.507868] dfa0: 00000012 00000012 00000001 b6e72000 00000012 00000000 [ 121.516060] dfc0: 00000012 00000012 b6fb9e00 00000004 00000001 00000000 00020000 bee45a54 [ 121.524245] dfe0: 00000004 bee45788 b6f2794f b6eadc66 [ 121.529339] irq event stamp: 0 [ 121.532416] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.538038] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.545568] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.553070] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.558681] ---[ end trace 94da7525c7ae0af3 ]--- [ 121.563314] lkdtm: Zero detected: saturated # [ 121.235883] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 121.241784] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 121.248409] lkdtm: Good: zero detected # [ 121.252211] lkdtm: Correctly stayed at zero # [ 121.256442] lkdtm: attempting bad refcount_inc() from zero # [ 121.261944] ------------[ cut here ]------------ # [ 121.266632] WARNING: CPU: 0 PID: 2953 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 121.275200] refcount_t: addition on 0; use-after-free. # [ 121.280352] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 121.309570] CPU: 0 PID: 2953 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 121.317323] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.323859] Backtrace: # [ 121.326340] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.333924] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 121.339602] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.346931] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.353904] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 # [ 121.361663] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.369156] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c6abc000 # [ 121.374834] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 121.383893] r9:c1acf974 r8:c15e7d40 r7:c6abdf60 r6:00000012 r5:00000000 r4:c6abc000 # [ 121.391659] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 121.401331] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 121.411086] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.419878] r5:c6fd3000 r4:00000033 # [ 121.423472] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.431493] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.439422] r9:c6abdf60 r8:c53959c0 r7:00000012 r6:b6e72000 r5:c2f9d180 r4:c0c2d4e8 # [ 121.447186] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.455029] r9:c07f4a6c r8:c6abdf60 r7:c2816000 r6:b6e72000 r5:c2f9d180 r4:00000000 # [ 121.462786] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.469934] r10:00000004 r9:00000000 r8:00000000 r7:b6e72000 r6:c6abc000 r5:c2f9d180 # [ 121.477769] r4:c2f9d180 # [ 121.480318] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.487467] r9:c6abc000 r8:c03002e4 r7:00000004 r6:b6fb9e00 r5:00000012 r4:00000012 # [ 121.495226] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.502804] Exception stack(0xc6abdfa8 to 0xc6abdff0) # [ 121.507868] dfa0: 00000012 00000012 00000001 b6e72000 00000012 00000000 # [ 121.516060] dfc0: 00000012 00000012 b6fb9e00 00000004 00000001 00000000 00020000 bee45a54 # [ 121.524245] dfe0: 00000004 bee45788 b6f2794f b6eadc66 # [ 121.529339] irq event stamp: 0 # [ 121.532416] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.538038] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.545568] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.553070] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.558681] ---[ end trace 94da7525c7ae0af3 ]--- # [ 121.563314] 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 [ 122.034503] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 122.040189] lkdtm: attempting safe refcount_add_not_zero() from zero [ 122.046613] lkdtm: Good: zero detected [ 122.050376] lkdtm: Correctly stayed at zero [ 122.054753] lkdtm: attempting bad refcount_add() from zero [ 122.060277] ------------[ cut here ]------------ [ 122.064955] WARNING: CPU: 3 PID: 2987 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 122.073520] refcount_t: addition on 0; use-after-free. [ 122.078669] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 122.107820] CPU: 3 PID: 2987 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 122.115571] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.122103] Backtrace: [ 122.124578] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.132158] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 122.137831] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.145153] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.152123] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 [ 122.159877] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.167368] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c6abc000 [ 122.173041] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 122.182096] r9:c1acf988 r8:c15e7d40 r7:c6abdf60 r6:00000012 r5:00000000 r4:c6abc000 [ 122.189858] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 122.199526] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 122.209278] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.218067] r5:c6a64000 r4:00000034 [ 122.221654] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.229670] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.237595] r9:c6abdf60 r8:c53959c0 r7:00000012 r6:b6df9000 r5:c5befa40 r4:c0c2d4e8 [ 122.245352] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.253193] r9:c07f4a6c r8:c6abdf60 r7:c2816000 r6:b6df9000 r5:c5befa40 r4:00000000 [ 122.260944] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.268089] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c6abc000 r5:c5befa40 [ 122.275923] r4:c5befa40 [ 122.278466] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.285610] r9:c6abc000 r8:c03002e4 r7:00000004 r6:b6f40e00 r5:00000012 r4:00000012 [ 122.293364] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.300938] Exception stack(0xc6abdfa8 to 0xc6abdff0) [ 122.306000] dfa0: 00000012 00000012 00000001 b6df9000 00000012 00000000 [ 122.314186] dfc0: 00000012 00000012 b6f40e00 00000004 00000001 00000000 00020000 be88ba54 [ 122.322368] dfe0: 00000004 be88b788 b6eae94f b6e34c66 [ 122.327481] irq event stamp: 0 [ 122.330554] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.336171] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.343735] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.351238] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.356868] ---[ end trace 94da7525c7ae0af4 ]--- [ 122.361499] lkdtm: Zero detected: saturated # [ 122.034503] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 122.040189] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 122.046613] lkdtm: Good: zero detected # [ 122.050376] lkdtm: Correctly stayed at zero # [ 122.054753] lkdtm: attempting bad refcount_add() from zero # [ 122.060277] ------------[ cut here ]------------ # [ 122.064955] WARNING: CPU: 3 PID: 2987 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 122.073520] refcount_t: addition on 0; use-after-free. # [ 122.078669] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 122.107820] CPU: 3 PID: 2987 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 122.115571] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.122103] Backtrace: # [ 122.124578] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.132158] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 122.137831] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.145153] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.152123] r9:00000009 r8:c086ce38 r7:00000019 r6:00000009 r5:c086ce38 r4:c1a239d8 # [ 122.159877] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.167368] r7:00000019 r6:c1a239d8 r5:c1a239e8 r4:c6abc000 # [ 122.173041] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 122.182096] r9:c1acf988 r8:c15e7d40 r7:c6abdf60 r6:00000012 r5:00000000 r4:c6abc000 # [ 122.189858] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 122.199526] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 122.209278] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.218067] r5:c6a64000 r4:00000034 # [ 122.221654] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.229670] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.237595] r9:c6abdf60 r8:c53959c0 r7:00000012 r6:b6df9000 r5:c5befa40 r4:c0c2d4e8 # [ 122.245352] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.253193] r9:c07f4a6c r8:c6abdf60 r7:c2816000 r6:b6df9000 r5:c5befa40 r4:00000000 # [ 122.260944] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.268089] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c6abc000 r5:c5befa40 # [ 122.275923] r4:c5befa40 # [ 122.278466] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.285610] r9:c6abc000 r8:c03002e4 r7:00000004 r6:b6f40e00 r5:00000012 r4:00000012 # [ 122.293364] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.300938] Exception stack(0xc6abdfa8 to 0xc6abdff0) # [ 122.306000] dfa0: 00000012 00000012 00000001 b6df9000 00000012 00000000 # [ 122.314186] dfc0: 00000012 00000012 b6f40e00 00000004 00000001 00000000 00020000 be88ba54 # [ 122.322368] dfe0: 00000004 be88b788 b6eae94f b6e34c66 # [ 122.327481] irq event stamp: 0 # [ 122.330554] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.336171] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.343735] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.351238] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.356868] ---[ end trace 94da7525c7ae0af4 ]--- # [ 122.361499] 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 [ 122.835012] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 122.841126] lkdtm: attempting bad refcount_inc() from saturated [ 122.847242] ------------[ cut here ]------------ [ 122.851928] WARNING: CPU: 3 PID: 3024 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 122.860419] refcount_t: saturated; leaking memory. [ 122.865280] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 122.894508] CPU: 3 PID: 3024 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 122.902262] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.908798] Backtrace: [ 122.911279] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.918862] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 122.924540] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.931870] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.938845] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 122.946603] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.954096] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c5fa0000 [ 122.959777] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 122.968747] r9:c1acf99c r8:c15e7d40 r7:c5fa1f60 r6:00000017 r5:c6a64000 r4:c5fa0000 [ 122.976512] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 122.986187] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 122.996376] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.005601] r4:00000035 [ 123.008151] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.016173] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.024103] r9:c5fa1f60 r8:c53959c0 r7:00000017 r6:b6e6d000 r5:c473ea00 r4:c0c2d4e8 [ 123.031864] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.039707] r9:c07f4a6c r8:c5fa1f60 r7:c2816000 r6:b6e6d000 r5:c473ea00 r4:00000000 [ 123.047463] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.054610] r10:00000004 r9:00000000 r8:00000000 r7:b6e6d000 r6:c5fa0000 r5:c473ea00 [ 123.062446] r4:c473ea00 [ 123.064994] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.072142] r9:c5fa0000 r8:c03002e4 r7:00000004 r6:b6fb4e00 r5:00000017 r4:00000017 [ 123.079900] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.087477] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0) [ 123.092543] 1fa0: 00000017 00000017 00000001 b6e6d000 00000017 00000000 [ 123.100732] 1fc0: 00000017 00000017 b6fb4e00 00000004 00000001 00000000 00020000 bee06a54 [ 123.108918] 1fe0: 00000004 bee06788 b6f2294f b6ea8c66 [ 123.114055] irq event stamp: 0 [ 123.117135] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.122731] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.130272] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.137862] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.143457] ---[ end trace 94da7525c7ae0af5 ]--- [ 123.148135] lkdtm: Saturation detected: still saturated # [ 122.835012] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 122.841126] lkdtm: attempting bad refcount_inc() from saturated # [ 122.847242] ------------[ cut here ]------------ # [ 122.851928] WARNING: CPU: 3 PID: 3024 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 122.860419] refcount_t: saturated; leaking memory. # [ 122.865280] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 122.894508] CPU: 3 PID: 3024 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 122.902262] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.908798] Backtrace: # [ 122.911279] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.918862] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 122.924540] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.931870] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.938845] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 122.946603] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.954096] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c5fa0000 # [ 122.959777] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 122.968747] r9:c1acf99c r8:c15e7d40 r7:c5fa1f60 r6:00000017 r5:c6a64000 r4:c5fa0000 # [ 122.976512] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 122.986187] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 122.996376] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.005601] r4:00000035 # [ 123.008151] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.016173] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.024103] r9:c5fa1f60 r8:c53959c0 r7:00000017 r6:b6e6d000 r5:c473ea00 r4:c0c2d4e8 # [ 123.031864] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.039707] r9:c07f4a6c r8:c5fa1f60 r7:c2816000 r6:b6e6d000 r5:c473ea00 r4:00000000 # [ 123.047463] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.054610] r10:00000004 r9:00000000 r8:00000000 r7:b6e6d000 r6:c5fa0000 r5:c473ea00 # [ 123.062446] r4:c473ea00 # [ 123.064994] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.072142] r9:c5fa0000 r8:c03002e4 r7:00000004 r6:b6fb4e00 r5:00000017 r4:00000017 # [ 123.079900] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.087477] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0) # [ 123.092543] 1fa0: 00000017 00000017 00000001 b6e6d000 00000017 00000000 # [ 123.100732] 1fc0: 00000017 00000017 b6fb4e00 00000004 00000001 00000000 00020000 bee06a54 # [ 123.108918] 1fe0: 00000004 bee06788 b6f2294f b6ea8c66 # [ 123.114055] irq event stamp: 0 # [ 123.117135] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.122731] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.130272] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.137862] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.143457] ---[ end trace 94da7525c7ae0af5 ]--- # [ 123.148135] 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 [ 123.622177] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 123.628348] lkdtm: attempting bad refcount_dec() from saturated [ 123.634333] ------------[ cut here ]------------ [ 123.638981] WARNING: CPU: 3 PID: 3059 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 123.647462] refcount_t: decrement hit 0; leaking memory. [ 123.652785] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 123.681947] CPU: 3 PID: 3059 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 123.689698] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.696232] Backtrace: [ 123.698705] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.706283] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 123.711956] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.719281] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.726251] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 [ 123.734008] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.741496] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c6a6a000 [ 123.747170] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 123.756139] r9:c1acf9b4 r8:c15e7d40 r7:c6a6bf60 r6:00000017 r5:c6a64000 r4:c6a6a000 [ 123.763895] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 123.773559] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 123.783748] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.792970] r4:00000036 [ 123.795514] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.803531] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.811457] r9:c6a6bf60 r8:c53959c0 r7:00000017 r6:b6e03000 r5:c5b21a40 r4:c0c2d4e8 [ 123.819213] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.827053] r9:c07f4a6c r8:c6a6bf60 r7:c2816000 r6:b6e03000 r5:c5b21a40 r4:00000000 [ 123.834804] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.841948] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c6a6a000 r5:c5b21a40 [ 123.849780] r4:c5b21a40 [ 123.852323] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.859466] r9:c6a6a000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000017 r4:00000017 [ 123.867220] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.874794] Exception stack(0xc6a6bfa8 to 0xc6a6bff0) [ 123.879855] bfa0: 00000017 00000017 00000001 b6e03000 00000017 00000000 [ 123.888043] bfc0: 00000017 00000017 b6f4ae00 00000004 00000001 00000000 00020000 beb65a54 [ 123.896226] bfe0: 00000004 beb65788 b6eb894f b6e3ec66 [ 123.901350] irq event stamp: 0 [ 123.904443] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.910034] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.917569] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.925098] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.930685] ---[ end trace 94da7525c7ae0af6 ]--- [ 123.935346] lkdtm: Saturation detected: still saturated # [ 123.622177] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 123.628348] lkdtm: attempting bad refcount_dec() from saturated # [ 123.634333] ------------[ cut here ]------------ # [ 123.638981] WARNING: CPU: 3 PID: 3059 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 123.647462] refcount_t: decrement hit 0; leaking memory. # [ 123.652785] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 123.681947] CPU: 3 PID: 3059 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 123.689698] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.696232] Backtrace: # [ 123.698705] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.706283] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 123.711956] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.719281] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.726251] r9:00000009 r8:c086cd9c r7:0000001f r6:00000009 r5:c086cd9c r4:c1a239d8 # [ 123.734008] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.741496] r7:0000001f r6:c1a239d8 r5:c1a23a3c r4:c6a6a000 # [ 123.747170] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 123.756139] r9:c1acf9b4 r8:c15e7d40 r7:c6a6bf60 r6:00000017 r5:c6a64000 r4:c6a6a000 # [ 123.763895] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 123.773559] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 123.783748] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.792970] r4:00000036 # [ 123.795514] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.803531] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.811457] r9:c6a6bf60 r8:c53959c0 r7:00000017 r6:b6e03000 r5:c5b21a40 r4:c0c2d4e8 # [ 123.819213] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.827053] r9:c07f4a6c r8:c6a6bf60 r7:c2816000 r6:b6e03000 r5:c5b21a40 r4:00000000 # [ 123.834804] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.841948] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c6a6a000 r5:c5b21a40 # [ 123.849780] r4:c5b21a40 # [ 123.852323] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.859466] r9:c6a6a000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000017 r4:00000017 # [ 123.867220] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.874794] Exception stack(0xc6a6bfa8 to 0xc6a6bff0) # [ 123.879855] bfa0: 00000017 00000017 00000001 b6e03000 00000017 00000000 # [ 123.888043] bfc0: 00000017 00000017 b6f4ae00 00000004 00000001 00000000 00020000 beb65a54 # [ 123.896226] bfe0: 00000004 beb65788 b6eb894f b6e3ec66 # [ 123.901350] irq event stamp: 0 # [ 123.904443] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.910034] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.917569] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.925098] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.930685] ---[ end trace 94da7525c7ae0af6 ]--- # [ 123.935346] 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 [ 124.410584] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 124.416769] lkdtm: attempting bad refcount_dec() from saturated [ 124.422705] ------------[ cut here ]------------ [ 124.427561] WARNING: CPU: 3 PID: 3094 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 124.436063] refcount_t: saturated; leaking memory. [ 124.440866] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 124.470021] CPU: 3 PID: 3094 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 124.477770] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.484303] Backtrace: [ 124.486777] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.494358] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 124.500031] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.507355] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.514325] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 [ 124.522082] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.529570] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c5fa0000 [ 124.535245] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 124.544212] r9:c1acf9cc r8:c15e7d40 r7:c5fa1f60 r6:00000017 r5:c6a64000 r4:c5fa0000 [ 124.551974] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 124.561642] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 124.571829] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.581051] r4:00000037 [ 124.583595] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.591611] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.599536] r9:c5fa1f60 r8:c53959c0 r7:00000017 r6:b6e79000 r5:c6ac8f00 r4:c0c2d4e8 [ 124.607293] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.615131] r9:c07f4a6c r8:c5fa1f60 r7:c2816000 r6:b6e79000 r5:c6ac8f00 r4:00000000 [ 124.622884] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.630027] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c5fa0000 r5:c6ac8f00 [ 124.637860] r4:c6ac8f00 [ 124.640404] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.647546] r9:c5fa0000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:00000017 r4:00000017 [ 124.655301] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.662875] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0) [ 124.667936] 1fa0: 00000017 00000017 00000001 b6e79000 00000017 00000000 [ 124.676123] 1fc0: 00000017 00000017 b6fc0e00 00000004 00000001 00000000 00020000 be88aa54 [ 124.684306] 1fe0: 00000004 be88a788 b6f2e94f b6eb4c66 [ 124.689416] irq event stamp: 0 [ 124.692488] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.698102] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.705648] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.713153] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.718799] ---[ end trace 94da7525c7ae0af7 ]--- [ 124.723434] lkdtm: Saturation detected: still saturated # [ 124.410584] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 124.416769] lkdtm: attempting bad refcount_dec() from saturated # [ 124.422705] ------------[ cut here ]------------ # [ 124.427561] WARNING: CPU: 3 PID: 3094 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 124.436063] refcount_t: saturated; leaking memory. # [ 124.440866] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 124.470021] CPU: 3 PID: 3094 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 124.477770] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.484303] Backtrace: # [ 124.486777] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.494358] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 124.500031] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.507355] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.514325] r9:00000009 r8:c086ce04 r7:00000016 r6:00000009 r5:c086ce04 r4:c1a239d8 # [ 124.522082] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.529570] r7:00000016 r6:c1a239d8 r5:c1a239b0 r4:c5fa0000 # [ 124.535245] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 124.544212] r9:c1acf9cc r8:c15e7d40 r7:c5fa1f60 r6:00000017 r5:c6a64000 r4:c5fa0000 # [ 124.551974] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 124.561642] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 124.571829] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.581051] r4:00000037 # [ 124.583595] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.591611] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.599536] r9:c5fa1f60 r8:c53959c0 r7:00000017 r6:b6e79000 r5:c6ac8f00 r4:c0c2d4e8 # [ 124.607293] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.615131] r9:c07f4a6c r8:c5fa1f60 r7:c2816000 r6:b6e79000 r5:c6ac8f00 r4:00000000 # [ 124.622884] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.630027] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c5fa0000 r5:c6ac8f00 # [ 124.637860] r4:c6ac8f00 # [ 124.640404] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.647546] r9:c5fa0000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:00000017 r4:00000017 # [ 124.655301] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.662875] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0) # [ 124.667936] 1fa0: 00000017 00000017 00000001 b6e79000 00000017 00000000 # [ 124.676123] 1fc0: 00000017 00000017 b6fc0e00 00000004 00000001 00000000 00020000 be88aa54 # [ 124.684306] 1fe0: 00000004 be88a788 b6f2e94f b6eb4c66 # [ 124.689416] irq event stamp: 0 # [ 124.692488] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.698102] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.705648] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.713153] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.718799] ---[ end trace 94da7525c7ae0af7 ]--- # [ 124.723434] 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 [ 125.193176] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 125.200152] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 125.207028] ------------[ cut here ]------------ [ 125.211701] WARNING: CPU: 3 PID: 3126 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 125.220183] refcount_t: saturated; leaking memory. [ 125.225014] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 125.254178] CPU: 3 PID: 3126 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 125.261927] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.268461] Backtrace: [ 125.270934] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.278514] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 125.284188] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.291510] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.298482] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 125.306238] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.313728] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c69ac000 [ 125.319402] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 125.328370] r9:c1acf9e4 r8:c15e7d40 r7:c69adf60 r6:00000020 r5:c6a64000 r4:c0000000 [ 125.336131] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 125.346581] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 125.358322] r5:c6a64000 r4:c69ac000 [ 125.361914] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.371919] r4:00000038 [ 125.374464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.382482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.390407] r9:c69adf60 r8:c53959c0 r7:00000020 r6:b6e32000 r5:c6abe640 r4:c0c2d4e8 [ 125.398164] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.406003] r9:c07f4a6c r8:c69adf60 r7:c2816000 r6:b6e32000 r5:c6abe640 r4:00000000 [ 125.413754] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.420898] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c69ac000 r5:c6abe640 [ 125.428732] r4:c6abe640 [ 125.431277] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.438422] r9:c69ac000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000020 r4:00000020 [ 125.446175] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.453751] Exception stack(0xc69adfa8 to 0xc69adff0) [ 125.458811] dfa0: 00000020 00000020 00000001 b6e32000 00000020 00000000 [ 125.466999] dfc0: 00000020 00000020 b6f79e00 00000004 00000001 00000000 00020000 bec3ba54 [ 125.475183] dfe0: 00000004 bec3b788 b6ee794f b6e6dc66 [ 125.480299] irq event stamp: 0 [ 125.483375] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.488994] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.496529] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.504082] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.509680] ---[ end trace 94da7525c7ae0af8 ]--- [ 125.514344] lkdtm: Saturation detected: still saturated # [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 # [ 0.000000] L2C-310 errata 752271 769419 enabled # [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 # [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 # [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines # [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled # [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB # [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 # [ 0.000000] Switching to timer-based delay loop, resolution 333ns # [ 125.193176] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 125.200152] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 125.207028] ------------[ cut here ]------------ # [ 125.211701] WARNING: CPU: 3 PID: 3126 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 125.220183] refcount_t: saturated; leaking memory. # [ 125.225014] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 125.254178] CPU: 3 PID: 3126 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 125.261927] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.268461] Backtrace: # [ 125.270934] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.278514] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 125.284188] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.291510] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.298482] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 125.306238] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.313728] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c69ac000 # [ 125.319402] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 125.328370] r9:c1acf9e4 r8:c15e7d40 r7:c69adf60 r6:00000020 r5:c6a64000 r4:c0000000 # [ 125.336131] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 125.346581] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 125.358322] r5:c6a64000 r4:c69ac000 # [ 125.361914] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.371919] r4:00000038 # [ 125.374464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.382482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.390407] r9:c69adf60 r8:c53959c0 r7:00000020 r6:b6e32000 r5:c6abe640 r4:c0c2d4e8 # [ 125.398164] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.406003] r9:c07f4a6c r8:c69adf60 r7:c2816000 r6:b6e32000 r5:c6abe640 r4:00000000 # [ 125.413754] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.420898] r10:00000004 r9:00000000 r8:00000000 r7:b6e32000 r6:c69ac000 r5:c6abe640 # [ 125.428732] r4:c6abe640 # [ 125.431277] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.438422] r9:c69ac000 r8:c03002e4 r7:00000004 r6:b6f79e00 r5:00000020 r4:00000020 # [ 125.446175] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.453751] Exception stack(0xc69adfa8 to 0xc69adff0) # [ 125.458811] dfa0: 00000020 00000020 00000001 b6e32000 00000020 00000000 # [ 125.466999] dfc0: 00000020 00000020 b6f79e00 00000004 00000001 00000000 00020000 bec3ba54 # [ 125.475183] dfe0: 00000004 bec3b788 b6ee794f b6e6dc66 # [ 125.480299] irq event stamp: 0 # [ 125.483375] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.488994] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.496529] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.504082] softirqs last disabled at (0):[ 126.000571] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [<00000000>] 0x0 # [ 125.50968[ 126.010085] lkdtm: attempting bad refcount_add_not_zero() from saturated 0] ---[ end trace 94da7525c7ae0af[ 126.019607] ------------[ cut here ]------------ 8 ]--- # [ 125.514344] lkdtm: S[ 126.027099] WARNING: CPU: 3 PID: 3160 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 aturation detected: still saturat[ 126.038376] refcount_t: saturated; leaking memory. ed # REFCOUNT_INC_NOT_ZERO_SATUR[ 126.046038] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 ATED: missing 'call trace:': [FAI[ 126.077743] CPU: 3 PID: 3160 Comm: cat Tainted: G D W 5.10.131-cip13 #1 L] not ok 55[ s e1l2f6t.e0s8t8s04] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) : lkdtm: REFCOUNT_[I N C1_2N6O.T096741] Backtrace: ZERO_SATURATED.sh # exit=1 # sel[ 126.101379] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ftests: lkdtm: REFCOUNT[_ A D1D2_.111799] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 NOT_ZERO_SATURATED.sh [ 126.119805] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.129111] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.136089] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 [ 126.143848] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.151343] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6af2000 [ 126.157022] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 126.165994] r9:c1acfa04 r8:c15e7d40 r7:c6af3f60 r6:00000020 r5:c6a64000 r4:c0000000 [ 126.173757] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 126.184210] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 126.195954] r5:c6a64000 r4:c6af2000 [ 126.199554] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.209562] r4:00000039 [ 126.212113] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.220134] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.228064] r9:c6af3f60 r8:c53959c0 r7:00000020 r6:b6de0000 r5:c5a39900 r4:c0c2d4e8 [ 126.235825] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.243669] r9:c07f4a6c r8:c6af3f60 r7:c2816000 r6:b6de0000 r5:c5a39900 r4:00000000 [ 126.251427] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.258576] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c6af2000 r5:c5a39900 [ 126.266411] r4:c5a39900 [ 126.268958] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.276105] r9:c6af2000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000020 r4:00000020 [ 126.283862] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.291441] Exception stack(0xc6af3fa8 to 0xc6af3ff0) [ 126.296505] 3fa0: 00000020 00000020 00000001 b6de0000 00000020 00000000 [ 126.304696] 3fc0: 00000020 00000020 b6f27e00 00000004 00000001 00000000 00020000 bef79a54 [ 126.312882] 3fe0: 00000004 bef79788 b6e9594f b6e1bc66 [ 126.317982] irq event stamp: 0 [ 126.321061] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.326686] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.334226] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.341750] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.347399] ---[ end trace 94da7525c7ae0af9 ]--- [ 126.352039] lkdtm: Saturation detected: still saturated # [ 126.000571] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 126.010085] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 126.019607] ------------[ cut here ]------------ # [ 126.027099] WARNING: CPU: 3 PID: 3160 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 126.038376] refcount_t: saturated; leaking memory. # [ 126.046038] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 126.077743] CPU: 3 PID: 3160 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 126.088304] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.096741] Backtrace: # [ 126.101379] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.111799] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 126.119805] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.129111] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.136089] r9:00000009 r8:c086cdd0 r7:00000013 r6:00000009 r5:c086cdd0 r4:c1a239d8 # [ 126.143848] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.151343] r7:00000013 r6:c1a239d8 r5:c1a239b0 r4:c6af2000 # [ 126.157022] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 126.165994] r9:c1acfa04 r8:c15e7d40 r7:c6af3f60 r6:00000020 r5:c6a64000 r4:c0000000 # [ 126.173757] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 126.184210] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 126.195954] r5:c6a64000 r4:c6af2000 # [ 126.199554] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.209562] r4:00000039 # [ 126.212113] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.220134] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.228064] r9:c6af3f60 r8:c53959c0 r7:00000020 r6:b6de0000 r5:c5a39900 r4:c0c2d4e8 # [ 126.235825] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.243669] r9:c07f4a6c r8:c6af3f60 r7:c2816000 r6:b6de0000 r5:c5a39900 r4:00000000 # [ 126.251427] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.258576] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c6af2000 r5:c5a39900 # [ 126.266411] r4:c5a39900 # [ 126.268958] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.276105] r9:c6af2000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:00000020 r4:00000020 # [ 126.283862] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.291441] Exception stack(0xc6af3fa8 to 0xc6af3ff0) # [ 126.296505] 3fa0: 00000020 00000020 00000001 b6de0000 00000020 00000000 # [ 126.304696] 3fc0: 00000020 00000020 b6f27e00 00000004 00000001 00000000 00020000 bef79a54 # [ 126.312882] 3fe0: 00000004 bef79788 b6e9594f b6e1bc66 # [ 126.317982] irq event stamp: 0 # [ 126.321061] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.326686] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.334226] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.341750] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.347399] ---[ end trace 94da7525c7ae0af9 ]--- # [ 126.352039] 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 [ 126.852508] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 126.859454] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 126.866233] ------------[ cut here ]------------ [ 126.870883] WARNING: CPU: 3 PID: 3197 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 126.879463] refcount_t: underflow; use-after-free. [ 126.884295] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 126.913448] CPU: 3 PID: 3197 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 126.921198] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.927731] Backtrace: [ 126.930205] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.937784] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 126.943459] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.950782] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.957752] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 126.965507] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.972996] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c5abc000 [ 126.978674] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 126.987726] r9:c1acfa24 r8:c15e7d40 r7:c5abdf60 r6:00000020 r5:c6a64000 r4:c5abc000 [ 126.995487] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 127.005939] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 127.017688] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.027691] r4:0000003a [ 127.030238] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.038255] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.046182] r9:c5abdf60 r8:c53959c0 r7:00000020 r6:b6e05000 r5:c473fcc0 r4:c0c2d4e8 [ 127.053938] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.061779] r9:c07f4a6c r8:c5abdf60 r7:c2816000 r6:b6e05000 r5:c473fcc0 r4:00000000 [ 127.069531] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.076675] r10:00000004 r9:00000000 r8:00000000 r7:b6e05000 r6:c5abc000 r5:c473fcc0 [ 127.084507] r4:c473fcc0 [ 127.087050] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.094193] r9:c5abc000 r8:c03002e4 r7:00000004 r6:b6f4ce00 r5:00000020 r4:00000020 [ 127.101948] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.109522] Exception stack(0xc5abdfa8 to 0xc5abdff0) [ 127.114584] dfa0: 00000020 00000020 00000001 b6e05000 00000020 00000000 [ 127.122770] dfc0: 00000020 00000020 b6f4ce00 00000004 00000001 00000000 00020000 bec5ea54 [ 127.130952] dfe0: 00000004 bec5e788 b6eba94f b6e40c66 [ 127.136072] irq event stamp: 0 [ 127.139144] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.144760] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.152282] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.159852] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.165469] ---[ end trace 94da7525c7ae0afa ]--- [ 127.170101] lkdtm: Saturation detected: still saturated # [ 126.852508] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 126.859454] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 126.866233] ------------[ cut here ]------------ # [ 126.870883] WARNING: CPU: 3 PID: 3197 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 126.879463] refcount_t: underflow; use-after-free. # [ 126.884295] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 126.913448] CPU: 3 PID: 3197 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 126.921198] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.927731] Backtrace: # [ 126.930205] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.937784] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 126.943459] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.950782] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.957752] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 126.965507] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.972996] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c5abc000 # [ 126.978674] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 126.987726] r9:c1acfa24 r8:c15e7d40 r7:c5abdf60 r6:00000020 r5:c6a64000 r4:c5abc000 # [ 126.995487] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 127.005939] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 127.017688] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.027691] r4:0000003a # [ 127.030238] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.038255] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.046182] r9:c5abdf60 r8:c53959c0 r7:00000020 r6:b6e05000 r5:c473fcc0 r4:c0c2d4e8 # [ 127.053938] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.061779] r9:c07f4a6c r8:c5abdf60 r7:c2816000 r6:b6e05000 r5:c473fcc0 r4:00000000 # [ 127.069531] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.076675] r10:00000004 r9:00000000 r8:00000000 r7:b6e05000 r6:c5abc000 r5:c473fcc0 # [ 127.084507] r4:c473fcc0 # [ 127.087050] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.094193] r9:c5abc000 r8:c03002e4 r7:00000004 r6:b6f4ce00 r5:00000020 r4:00000020 # [ 127.101948] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.109522] Exception stack(0xc5abdfa8 to 0xc5abdff0) # [ 127.114584] dfa0: 00000020 00000020 00000001 b6e05000 00000020 00000000 # [ 127.122770] dfc0: 00000020 00000020 b6f4ce00 00000004 00000001 00000000 00020000 bec5ea54 # [ 127.130952] dfe0: 00000004 bec5e788 b6eba94f b6e40c66 # [ 127.136072] irq event stamp: 0 # [ 127.139144] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.144760] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.152282] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.159852] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.165469] ---[ end trace 94da7525c7ae0afa ]--- # [ 127.170101] 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 [ 127.651620] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 127.658584] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 127.665418] ------------[ cut here ]------------ [ 127.670096] WARNING: CPU: 1 PID: 3232 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 127.678686] refcount_t: underflow; use-after-free. [ 127.683527] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 [ 127.712680] CPU: 1 PID: 3232 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 127.720430] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.726962] Backtrace: [ 127.729436] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.737015] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 127.742688] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.750013] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.756984] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 [ 127.764740] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.772230] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6b62000 [ 127.777902] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 127.786956] r9:c1acfa44 r8:c15e7d40 r7:c6b63f60 r6:00000020 r5:c5f9b000 r4:c6b62000 [ 127.794720] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 127.805173] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 127.816922] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.826927] r4:0000003b [ 127.829472] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.837489] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.845414] r9:c6b63f60 r8:c53959c0 r7:00000020 r6:b6e78000 r5:c6abf540 r4:c0c2d4e8 [ 127.853171] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.861008] r9:c07f4a6c r8:c6b63f60 r7:c2816000 r6:b6e78000 r5:c6abf540 r4:00000000 [ 127.868760] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.875904] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c6b62000 r5:c6abf540 [ 127.883737] r4:c6abf540 [ 127.886281] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.893425] r9:c6b62000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:00000020 r4:00000020 [ 127.901177] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.908752] Exception stack(0xc6b63fa8 to 0xc6b63ff0) [ 127.913812] 3fa0: 00000020 00000020 00000001 b6e78000 00000020 00000000 [ 127.921997] 3fc0: 00000020 00000020 b6fbfe00 00000004 00000001 00000000 00020000 be995a54 [ 127.930180] 3fe0: 00000004 be995788 b6f2d94f b6eb3c66 [ 127.935300] irq event stamp: 0 [ 127.938373] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.943999] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.951519] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.959079] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.964727] ---[ end trace 94da7525c7ae0afb ]--- [ 127.969384] lkdtm: Saturation detected: still saturated # [ 127.651620] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 127.658584] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 127.665418] ------------[ cut here ]------------ # [ 127.670096] WARNING: CPU: 1 PID: 3232 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 127.678686] refcount_t: underflow; use-after-free. # [ 127.683527] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev etnaviv imx_ldb dw_hdmi_imx gpu_sched dw_hdmi parallel_display imxdrm imx_ipu_v3 # [ 127.712680] CPU: 1 PID: 3232 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 127.720430] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.726962] Backtrace: # [ 127.729436] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.737015] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 127.742688] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.750013] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.756984] r9:00000009 r8:c086ce6c r7:0000001c r6:00000009 r5:c086ce6c r4:c1a239d8 # [ 127.764740] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.772230] r7:0000001c r6:c1a239d8 r5:c1a23a14 r4:c6b62000 # [ 127.777902] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 127.786956] r9:c1acfa44 r8:c15e7d40 r7:c6b63f60 r6:00000020 r5:c5f9b000 r4:c6b62000 # [ 127.794720] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 127.805173] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 127.816922] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.826927] r4:0000003b # [ 127.829472] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.837489] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.845414] r9:c6b63f60 r8:c53959c0 r7:00000020 r6:b6e78000 r5:c6abf540 r4:c0c2d4e8 # [ 127.853171] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.861008] r9:c07f4a6c r8:c6b63f60 r7:c2816000 r6:b6e78000 r5:c6abf540 r4:00000000 # [ 127.868760] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.875904] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c6b62000 r5:c6abf540 # [ 127.883737] r4:c6abf540 # [ 127.886281] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.893425] r9:c6b62000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:00000020 r4:00000020 # [ 127.901177] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.908752] Exception stack(0xc6b63fa8 to 0xc6b63ff0) # [ 127.913812] 3fa0: 00000020 00000020 00000001 b6e78000 00000020 00000000 # [ 127.921997] 3fc0: 00000020 00000020 b6fbfe00 00000004 00000001 00000000 00020000 be995a54 # [ 127.930180] 3fe0: 00000004 be995788 b6f2d94f b6eb3c66 # [ 127.935300] irq event stamp: 0 # [ 127.938373] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.943999] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.951519] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.959079] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.964727] ---[ end trace 94da7525c7ae0afb ]--- # [ 127.969384] 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 [ 128.799880] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 128.806074] lkdtm: attempting good copy_to_user of correct size [ 128.812079] lkdtm: attempting bad copy_to_user of too large size # [ 128.799880] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 128.806074] lkdtm: attempting good copy_to_user of correct size # [ 128.812079] 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 [ 129.258116] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 129.264388] lkdtm: attempting good copy_from_user of correct size [ 129.270521] lkdtm: attempting bad copy_from_user of too large size # [ 129.258116] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 129.264388] lkdtm: attempting good copy_from_user of correct size # [ 129.270521] 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 [ 129.724901] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 129.731386] lkdtm: attempting good copy_to_user inside whitelist [ 129.737671] lkdtm: attempting bad copy_to_user outside whitelist # [ 129.724901] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 129.731386] lkdtm: attempting good copy_to_user inside whitelist # [ 129.737671] 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 [ 130.185695] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 130.192354] lkdtm: attempting good copy_from_user inside whitelist [ 130.198725] lkdtm: attempting bad copy_from_user outside whitelist # [ 130.185695] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 130.192354] lkdtm: attempting good copy_from_user inside whitelist # [ 130.198725] 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 [ 130.649357] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 130.655690] lkdtm: good_stack: c5c13e0c-c5c13e2c [ 130.660348] lkdtm: bad_stack : c5c13d84-c5c13da4 [ 130.665041] lkdtm: attempting good copy_to_user of local stack [ 130.670932] lkdtm: attempting bad copy_to_user of distant stack # [ 130.649357] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 130.655690] lkdtm: good_stack: c5c13e0c-c5c13e2c # [ 130.660348] lkdtm: bad_stack : c5c13d84-c5c13da4 # [ 130.665041] lkdtm: attempting good copy_to_user of local stack # [ 130.670932] 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 [ 131.126129] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 131.132513] lkdtm: good_stack: c5ba5e0c-c5ba5e2c [ 131.137210] lkdtm: bad_stack : c5ba5d84-c5ba5da4 [ 131.141860] lkdtm: attempting good copy_from_user of local stack [ 131.148042] lkdtm: attempting bad copy_from_user of distant stack # [ 131.126129] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 131.132513] lkdtm: good_stack: c5ba5e0c-c5ba5e2c # [ 131.137210] lkdtm: bad_stack : c5ba5d84-c5ba5da4 # [ 131.141860] lkdtm: attempting good copy_from_user of local stack # [ 131.148042] 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 [ 131.604131] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 131.610241] lkdtm: good_stack: c5abde0c-c5abde2c [ 131.615027] lkdtm: bad_stack : c5abdffc-c5abe01c [ 131.619710] lkdtm: attempting good copy_to_user of local stack [ 131.625789] lkdtm: attempting bad copy_to_user of distant stack # [ 131.604131] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 131.610241] lkdtm: good_stack: c5abde0c-c5abde2c # [ 131.615027] lkdtm: bad_stack : c5abdffc-c5abe01c # [ 131.619710] lkdtm: attempting good copy_to_user of local stack # [ 131.625789] 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 [ 132.087040] lkdtm: Performing direct entry USERCOPY_KERNEL [ 132.092562] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec [ 132.099858] lkdtm: attempting bad copy_to_user from kernel text: c0539b08 [ 132.106766] lkdtm: FAIL: survived bad copy_to_user() # [ 132.087040] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 132.092562] lkdtm: attempting good copy_to_user from kernel rodata: c15e7fec # [ 132.099858] lkdtm: attempting bad copy_to_user from kernel text: c0539b08 # [ 132.106766] 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 [ 132.567781] lkdtm: Performing direct entry STACKLEAK_ERASING [ 132.573468] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 132.580565] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 132.587618] lkdtm: FAIL: the thread stack is NOT properly erased [ 132.593712] CPU: 0 PID: 3597 Comm: cat Tainted: G D W 5.10.131-cip13 #1 [ 132.601462] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.607994] Backtrace: [ 132.610473] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 132.618052] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 [ 132.623726] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 132.631051] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 132.639585] r9:c1acfb4c r8:c15e7d40 r7:c5ba5f60 r6:c5ba5e34 r5:c5ba4000 r4:0000078d [ 132.647343] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.656138] r8:c15e7d40 r7:c5ba5f60 r6:00000012 r5:c6fe3000 r4:00000046 [ 132.662851] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.670868] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.678793] r9:c5ba5f60 r8:c53959c0 r7:00000012 r6:b6e2d000 r5:c6ac8280 r4:c0c2d4e8 [ 132.686551] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.694390] r9:c07f4a6c r8:c5ba5f60 r7:c2816000 r6:b6e2d000 r5:c6ac8280 r4:00000000 [ 132.702143] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.709286] r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c5ba4000 r5:c6ac8280 [ 132.717119] r4:c6ac8280 [ 132.719662] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.726806] r9:c5ba4000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000012 r4:00000012 [ 132.734560] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.742136] Exception stack(0xc5ba5fa8 to 0xc5ba5ff0) [ 132.747197] 5fa0: 00000012 00000012 00000001 b6e2d000 00000012 00000000 [ 132.755386] 5fc0: 00000012 00000012 b6f74e00 00000004 00000001 00000000 00020000 be9aea54 [ 132.763568] 5fe0: 00000004 be9ae788 b6ee294f b6e68c66 # [ 132.567781] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 132.573468] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 132.580565] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 132.587618] lkdtm: FAIL: the thread stack is NOT properly erased # [ 132.593712] CPU: 0 PID: 3597 Comm: cat Tainted: G D W 5.10.131-cip13 #1 # [ 132.601462] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.607994] Backtrace: # [ 132.610473] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 132.618052] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f728 # [ 132.623726] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 132.631051] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 132.639585] r9:c1acfb4c r8:c15e7d40 r7:c5ba5f60 r6:c5ba5e34 r5:c5ba4000 r4:0000078d # [ 132.647343] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.656138] r8:c15e7d40 r7:c5ba5f60 r6:00000012 r5:c6fe3000 r4:00000046 # [ 132.662851] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.670868] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.678793] r9:c5ba5f60 r8:c53959c0 r7:00000012 r6:b6e2d000 r5:c6ac8280 r4:c0c2d4e8 # [ 132.686551] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.694390] r9:c07f4a6c r8:c5ba5f60 r7:c2816000 r6:b6e2d000 r5:c6ac8280 r4:00000000 # [ 132.702143] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.709286] r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c5ba4000 r5:c6ac8280 # [ 132.717119] r4:c6ac8280 # [ 132.719662] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.726806] r9:c5ba4000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000012 r4:00000012 # [ 132.734560] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.742136] Exception stack(0xc5ba5fa8 to 0xc5ba5ff0) # [ 132.747197] 5fa0: 00000012 00000012 00000001 b6e2d000 00000012 00000000 # [ 132.755386] 5fc0: 00000012 00000012 b6f74e00 00000004 00000001 00000000 00020000 be9aea54 # [ 132.763568] 5fe0: 00000004 be9ae788 b6ee294f b6e68c66 # 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 [ 133.229813] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 133.235617] lkdtm: Calling matched prototype ... [ 133.240279] lkdtm: Calling mismatched prototype ... [ 133.245211] lkdtm: Fail: survived mismatched prototype function call! # [ 133.229813] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 133.235617] lkdtm: Calling matched prototype ... # [ 133.240279] lkdtm: Calling mismatched prototype ... # [ 133.245211] 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 / #