[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 192.168.101.99 (2 ms) => setenv serverip 192.168.101.1 setenv serverip 192.168.101.1 => tftp 0x10000000 8315115/tftp-deploy-dxh5ahzr/kernel/zImage tftp 0x10000000 8315115/tftp-deploy-dxh5ahzr/kernel/zImage Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.99 Filename '8315115/tftp-deploy-dxh5ahzr/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################################################## 2.7 MiB/s done Bytes transferred = 12349952 (bc7200 hex) => tftp 0x14000000 8315115/tftp-deploy-dxh5ahzr/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 8315115/tftp-deploy-dxh5ahzr/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.99 Filename '8315115/tftp-deploy-dxh5ahzr/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########### 2.6 MiB/s done Bytes transferred = 15418758 (eb4586 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 8315115/tftp-deploy-dxh5ahzr/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 8315115/tftp-deploy-dxh5ahzr/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.101.1; our IP address is 192.168.101.99 Filename '8315115/tftp-deploy-dxh5ahzr/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 2.7 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/8315115/extract-nfsrootfs-ggjihrna,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/8315115/extract-nfsrootfs-ggjihrna,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbc7200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15418694 Bytes = 14.7 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.158-cip22 (KernelCI@build-j677659-arm-gcc-10-multi-v7-defconfig-kselftest-zzvzs) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sat Dec 10 01:01:35 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/8315115/extract-nfsrootfs-ggjihrna,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921464K/1048576K available (17408K kernel code, 2651K rwdata, 8100K rodata, 2048K init, 6692K bss, 61576K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 55473 entries in 163 pages [ 0.000000] ftrace: allocated 163 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004875] Console: colour dummy device 80x30 [ 0.004943] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004973] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.005000] ... MAX_LOCK_DEPTH: 48 [ 0.005028] ... MAX_LOCKDEP_KEYS: 8192 [ 0.005055] ... CLASSHASH_SIZE: 4096 [ 0.005081] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.005108] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.005134] ... CHAINHASH_SIZE: 32768 [ 0.005161] memory used by lock dependency info: 4061 kB [ 0.005188] memory used for stack traces: 2112 kB [ 0.005217] per task-struct memory footprint: 1536 bytes [ 0.005318] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005370] pid_max: default: 32768 minimum: 301 [ 0.005754] LSM: Security Framework initializing [ 0.005869] LSM support for eBPF active [ 0.006017] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.006068] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008631] CPU: Testing write buffer coherency: ok [ 0.008856] CPU0: Spectre v2: using BPIALL workaround [ 0.009846] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013805] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.016303] rcu: Hierarchical SRCU implementation. [ 0.026161] EFI services will not be available. [ 0.027493] smp: Bringing up secondary CPUs ... [ 0.030887] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030903] CPU1: Spectre v2: using BPIALL workaround [ 0.034986] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.035001] CPU2: Spectre v2: using BPIALL workaround [ 0.038744] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038759] CPU3: Spectre v2: using BPIALL workaround [ 0.039787] smp: Brought up 1 node, 4 CPUs [ 0.039833] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039871] CPU: All CPU(s) started in SVC mode. [ 0.042530] devtmpfs: initialized [ 0.099640] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102342] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102422] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.107173] pinctrl core: initialized pinctrl subsystem [ 0.114246] DMI not present or invalid. [ 0.116605] NET: Registered protocol family 16 [ 0.128459] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.138061] thermal_sys: Registered thermal governor 'step_wise' [ 0.138627] cpuidle: using governor menu [ 0.139212] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.903376] vdd1p1: supplied by regulator-dummy [ 0.935952] vdd3p0: supplied by regulator-dummy [ 0.968092] vdd2p5: supplied by regulator-dummy [ 1.000298] vddarm: supplied by regulator-dummy [ 1.033380] vddpu: supplied by regulator-dummy [ 1.064622] vddsoc: supplied by regulator-dummy [ 2.428966] No ATAGs? [ 2.430008] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.430095] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.450056] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.479815] Serial: AMBA PL011 UART driver [ 2.544468] Kprobes globally optimized [ 2.664773] iommu: Default domain type: Translated [ 2.666908] vgaarb: loaded [ 2.671906] SCSI subsystem initialized [ 2.674066] usbcore: registered new interface driver usbfs [ 2.674379] usbcore: registered new interface driver hub [ 2.674625] usbcore: registered new device driver usb [ 2.682482] i2c i2c-0: IMX I2C adapter registered [ 2.689672] i2c i2c-1: IMX I2C adapter registered [ 2.694243] i2c i2c-2: IMX I2C adapter registered [ 2.699144] pps_core: LinuxPPS API ver. 1 registered [ 2.699189] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.699290] PTP clock support registered [ 2.717271] clocksource: Switched to clocksource mxc_timer1 [ 4.465420] NET: Registered protocol family 2 [ 4.466234] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.469714] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.469900] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.470131] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.471576] TCP: Hash tables configured (established 8192 bind 8192) [ 4.472621] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.472966] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.473228] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.473975] NET: Registered protocol family 1 [ 4.477471] RPC: Registered named UNIX socket transport module. [ 4.477561] RPC: Registered udp transport module. [ 4.477605] RPC: Registered tcp transport module. [ 4.477645] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.477700] NET: Registered protocol family 44 [ 4.477771] PCI: CLS 0 bytes, default 64 [ 4.480402] Trying to unpack rootfs image as initramfs... [ 6.386933] Freeing initrd memory: 15060K [ 6.388051] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.389284] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.398408] Initialise system trusted keyrings [ 6.399483] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.450442] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.454355] NFS: Registering the id_resolver key type [ 6.454591] Key type id_resolver registered [ 6.454685] Key type id_legacy registered [ 6.455346] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.455455] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.455654] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.457931] Key type asymmetric registered [ 6.458058] Asymmetric key parser 'x509' registered [ 6.458506] bounce: pool size: 64 pages [ 6.458674] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.458780] io scheduler mq-deadline registered [ 6.458824] io scheduler kyber registered [ 6.459811] test_firmware: interface ready [ 6.643365] mxs-dma 110000.dma-apbh: initialized [ 6.709993] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.710251] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.968265] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.989599] SuperH (H)SCI(F) driver initialized [ 6.992600] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.998010] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.930226] printk: console [ttymxc1] enabled [ 7.941345] msm_serial: driver initialized [ 7.946552] STMicroelectronics ASC driver initialized [ 7.958535] STM32 USART driver initialized [ 7.985691] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.008549] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.017058] panel-simple panel-lcd: Specify missing connector_type [ 8.024899] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.080162] brd: module loaded [ 8.143349] loop: module loaded [ 8.149997] lkdtm: No crash points registered, enable through debugfs [ 8.172668] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.180719] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.188842] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.197132] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.205144] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.213422] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.221264] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.232714] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.239848] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.248751] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.263269] scsi host0: ahci-imx [ 8.269009] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.336145] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.349969] pps pps0: new PPS source ptp0 [ 8.396580] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.407537] e1000e: Intel(R) PRO/1000 Network Driver [ 8.412541] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.418797] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.424234] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.452805] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.460484] usbcore: registered new interface driver pegasus [ 8.466411] usbcore: registered new interface driver asix [ 8.472055] usbcore: registered new interface driver ax88179_178a [ 8.478381] usbcore: registered new interface driver cdc_ether [ 8.484458] usbcore: registered new interface driver smsc75xx [ 8.490509] usbcore: registered new interface driver smsc95xx [ 8.496451] usbcore: registered new interface driver net1080 [ 8.502349] usbcore: registered new interface driver cdc_subset [ 8.508501] usbcore: registered new interface driver zaurus [ 8.514361] usbcore: registered new interface driver cdc_ncm [ 8.533381] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.540076] ehci-pci: EHCI PCI platform driver [ 8.544715] ehci-platform: EHCI generic platform driver [ 8.551093] ehci-orion: EHCI orion driver [ 8.556072] SPEAr-ehci: EHCI SPEAr driver [ 8.561086] ehci-st: EHCI STMicroelectronics driver [ 8.566891] ehci-exynos: EHCI Exynos driver [ 8.572070] ehci-atmel: EHCI Atmel driver [ 8.577097] tegra-ehci: Tegra EHCI driver [ 8.582073] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.588416] ohci-pci: OHCI PCI platform driver [ 8.593057] ohci-platform: OHCI generic platform driver [ 8.599363] SPEAr-ohci: OHCI SPEAr driver [ 8.604307] ohci-st: OHCI STMicroelectronics driver [ 8.610178] ohci-atmel: OHCI Atmel driver [ 8.617879] usbcore: registered new interface driver usb-storage [ 8.658041] i2c /dev entries driver [ 8.748138] sdhci: Secure Digital Host Controller Interface driver [ 8.754362] sdhci: Copyright(c) Pierre Ossman [ 8.768816] Synopsys Designware Multimedia Card Interface Driver [ 8.782624] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.792279] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.792286] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.792481] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.805137] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 8.814503] ata1.00: ATA-8: INTEL SSDSA2CW080G3, 4PC10362, max UDMA/133 [ 8.821255] ata1.00: 156301488 sectors, multi 1: LBA48 NCQ (depth 32) [ 8.828088] ledtrig-cpu: registered to indicate activity on CPUs [ 8.836543] ata1.00: configured for UDMA/133 [ 8.838292] usbcore: registered new interface driver usbhid [ 8.841511] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.843231] scsi 0:0:0:0: Direct-Access ATA INTEL SSDSA2CW08 0362 PQ: 0 ANSI: 5 [ 8.846434] usbhid: USB HID core driver [ 8.850599] ata1.00: Enabling discard_zeroes_data [ 8.852215] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.874614] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.878782] sd 0:0:0:0: [sda] 156301488 512-byte logical blocks: (80.0 GB/74.5 GiB) [ 8.885289] gre: GRE over IPv4 demultiplexor driver [ 8.890515] sd 0:0:0:0: [sda] Write Protect is off [ 8.895167] ip_gre: GRE over IPv4 tunneling driver [ 8.905245] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 8.911122] IPv4 over IPsec tunneling driver [ 8.924002] NET: Registered protocol family 10 [ 8.933912] ata1.00: Enabling discard_zeroes_data [ 8.935814] Segment Routing with IPv6 [ 8.943621] sda: sda1 sda2 sda3 [ 8.950947] ip6_gre: GRE over IPv6 tunneling driver [ 8.957085] ata1.00: Enabling discard_zeroes_data [ 8.959771] NET: Registered protocol family 17 [ 8.964353] sd 0:0:0:0: [sda] Attached SCSI disk [ 8.968047] Key type dns_resolver registered [ 8.991880] ThumbEE CPU extension supported. [ 8.996225] Registering SWP/SWPB emulation handler [ 9.005539] Loading compiled-in X.509 certificates [ 9.013932] mmc2: new high speed SDHC card at address 0001 [ 9.023276] mmcblk2: mmc2:0001 SD 14.6 GiB [ 9.196824] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.205327] panel-simple panel-lcd: Specify missing connector_type [ 9.219150] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.248447] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 9.255955] GPT:7812499 != 30560255 [ 9.257914] imx_usb 2184200.usb: No over current polarity defined [ 9.259559] GPT:Alternate GPT header not at the end of the disk. [ 9.271655] GPT:7812499 != 30560255 [ 9.272737] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.275170] GPT: Use GNU Parted to correct GPT errors. [ 9.275241] mmcblk2: p1 p2 p3 [ 9.280463] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.317169] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.330238] hub 1-0:1.0: USB hub found [ 9.334593] hub 1-0:1.0: 1 port detected [ 9.355228] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.390171] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.398523] panel-simple panel-lcd: Specify missing connector_type [ 9.411954] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.443661] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.451999] panel-simple panel-lcd: Specify missing connector_type [ 9.465427] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.484116] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.516230] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.524633] panel-simple panel-lcd: Specify missing connector_type [ 9.538539] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.560237] 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) [ 9.575688] IP-Config: Failed to open gretap0 [ 9.580153] IP-Config: Failed to open erspan0 [ 9.607254] Sending DHCP requests . [ 9.727414] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.946925] hub 1-1:1.0: USB hub found [ 9.951788] hub 1-1:1.0: 3 ports detected [ 9.982021] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.990400] panel-simple panel-lcd: Specify missing connector_type [ 10.004074] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 11.687227] . [ 11.688762] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 11.700286] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 15.337282] ., OK [ 15.379884] IP-Config: Got DHCP answer from 192.168.101.1, my address is 192.168.101.99 [ 15.388231] IP-Config: Complete: [ 15.391550] device=eth0, hwaddr=00:19:b8:07:40:03, ipaddr=192.168.101.99, mask=255.255.255.0, gw=192.168.101.1 [ 15.402255] host=imx6q-sabrelite-cbg-0, domain=lava.cbg.collabora.co.uk, nis-domain=(none) [ 15.411161] bootserver=192.168.101.1, rootserver=192.168.101.1, rootpath= [ 15.411207] nameserver0=192.168.101.1 [ 15.483786] Freeing unused kernel memory: 2048K [ 15.497782] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 19.589315] imx-ipuv3 2400000.ipu: IPUv3H probed [ 19.640164] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.651084] panel-simple panel-lcd: Specify missing connector_type [ 19.661255] imx-ipuv3 2800000.ipu: IPUv3H probed [ 19.674610] CAN device driver interface [ 19.699507] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.747384] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.755757] panel-simple panel-lcd: Specify missing connector_type [ 19.797872] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 19.810455] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 19.819448] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 19.826064] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 19.835367] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 19.842789] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 19.849031] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 19.862383] caam 2100000.crypto: Entropy delay = 3200 [ 19.876436] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 19.888303] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.928469] caam 2100000.crypto: Instantiated RNG4 SH0 [ 19.950176] panel-simple panel-lcd: supply power not found, using dummy regulator [ 19.958677] panel-simple panel-lcd: Specify missing connector_type [ 19.981409] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 19.989239] caam 2100000.crypto: Instantiated RNG4 SH1 [ 19.989292] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 20.001158] caam 2100000.crypto: job rings = 2, qi = 0 [ 20.053016] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.061548] panel-simple panel-lcd: Specify missing connector_type [ 20.069866] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 20.095150] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.121716] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 20.140471] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.149324] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.158454] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.167321] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.186488] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 20.195261] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.228245] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 20.237410] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 20.246050] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 20.256494] panel-simple panel-lcd: Specify missing connector_type [ 20.285366] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.400687] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 20.409418] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 20.417940] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 20.426345] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 20.452951] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.461518] panel-simple panel-lcd: Specify missing connector_type [ 21.023493] caam algorithms registered in /proc/crypto [ 21.044447] caam 2100000.crypto: registering rng-caam [ 21.057484] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.098684] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.107294] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.115809] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.124302] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.140547] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.149434] panel-simple panel-lcd: Specify missing connector_type [ 21.163281] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.201361] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.209965] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.218564] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.227195] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.233143] random: crng init done Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:07:40:03 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.101.1): address: 192.168.101.99 broadcast: 192.168.101.255 netmask: 255.255.255.0 gateway: 192.168.101.1 dns0 : 192.168.101.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-cbg-0 domain : lava.cbg.collabora.co.uk rootserver: 192.168.101.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 24.683144] systemd[1]: System time before build time, advancing clock. [ 24.932101] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 24.959018] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 25.037719] systemd[1]: Set hostname to . [ 26.809857] systemd[1]: Queued start job for default target Graphical Interface. [ 26.825007] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 26.872830] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 26.922714] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 26.973259] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 27.022949] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 27.070989] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 27.118805] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.132743] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 27.179802] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 27.219235] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 27.257540] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 27.298279] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 27.341408] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 27.451033] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.464447] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 27.514412] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 27.564652] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 27.619435] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 27.672619] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 27.721601] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 27.731999] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 27.751192] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 27.799692] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 27.852606] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 27.913594] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 27.982515] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 28.039714] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 28.110240] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.119165] fuse: init (API version 7.32) [ 28.144911] systemd[1]: Starting Journal Service... Starting Journal Service... [ 28.195933] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 28.247864] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 28.297103] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 28.371373] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 28.419769] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 28.476195] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 28.570345] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.580733] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 28.633077] systemd[1]: modprobe@drm.service: Succeeded. [ 28.643211] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 28.693044] systemd[1]: modprobe@fuse.service: Succeeded. [ 28.703474] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 28.743005] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 28.792911] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 28.849308] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 28.907519] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 28.965916] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 28.975571] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 28.994685] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 29.037069] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 29.098297] systemd[1]: Starting Create System Users... Starting Create System Users... [ 29.154484] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Flush Journal to Persistent Storage... Starting Create Static Device Nodes in /dev... [ 29.606691] systemd-journald[279]: Received client request to flush runtime journal. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Finished Coldplug All udev Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... [ OK ] Started Network Name Resolution. [ OK ] Found device /dev/ttymxc1. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.158-cip22 #1 SMP Sat Dec 10 01:01:35 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/8315115/extract-nfsrootfs-ggjihrna' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8315115/extract-nfsrootfs-ggjihrna' / # export NFS_SERVER_IP='192.168.101.1' export NFS_SERVER_IP='192.168.101.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-8315115/environment . /lava-8315115/environment / # /lava-8315115/bin/lava-test-runner /lava-8315115/0 /lava-8315115/bin/lava-test-runner /lava-8315115/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-8315115/0/tests/0_timesync-off ++ cat uuid + UUID=8315115_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-8315115/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=8315115_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.158-cip22/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-8315115/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-12-10 01:19:41-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.158-cip22/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: 1407844 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 44.98K 159KB/s kselftest.tar.xz 15%[==> ] 219.84K 384KB/s kselftest.tar.xz 29%[====> ] 412.15K 476KB/s kselftest.tar.xz 57%[==========> ] 790.19K 687KB/s kselftest.tar.xz 95%[==================> ] 1.29M 913KB/s kselftest.tar.xz 100%[===================>] 1.34M 941KB/s in 1.5s 2022-12-10 01:19:43 (941 KB/s) - 'kselftest.tar.xz' saved [1407844/1407844] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 102.104235] 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 [ 102.932805] lkdtm: Performing direct entry BUG [ 102.937759] ------------[ cut here ]------------ [ 102.942389] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 102.947625] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 102.952773] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 102.981851] CPU: 0 PID: 812 Comm: cat Not tainted 5.10.158-cip22 #1 [ 102.988128] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 102.994678] PC is at lkdtm_BUG+0x14/0x18 [ 102.998616] LR is at lkdtm_do_action+0x2c/0x4c [ 103.003067] pc : [] lr : [] psr: a00e0013 [ 103.009342] sp : c5bc1e58 ip : c5bc1e68 fp : c5bc1e64 [ 103.014574] r10: 00000004 r9 : c1acd05c r8 : c15e8784 [ 103.019806] r7 : c5bc1f60 r6 : 00000004 r5 : c6c23000 r4 : 00000001 [ 103.026340] r3 : c0c2faec r2 : 2a473a7c r1 : ef7815e0 r0 : c15e878c [ 103.032877] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 103.040021] Control: 10c5387d Table: 1700c04a DAC: 00000051 [ 103.045776] Process cat (pid: 812, stack limit = 0x93c29dec) [ 103.051443] Stack: (0xc5bc1e58 to 0xc5bc2000) [ 103.055811] 1e40: c5bc1e74 c5bc1e68 [ 103.064001] 1e60: c0c2f580 c0c2faf8 c5bc1e9c c5bc1e78 c0c2fa80 c0c2f560 c0c2f960 c5bb6f00 [ 103.072192] 1e80: b6dc1000 00000004 c5303000 c5bc1f60 c5bc1ec4 c5bc1ea0 c07f6400 c0c2f96c [ 103.080381] 1ea0: 00000000 c5bb6f00 b6dc1000 c2816000 c5bc1f60 c07f639c c5bc1f5c c5bc1ec8 [ 103.088573] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5bc0000 [ 103.096763] 1ee0: b6dc1000 00020000 00000004 00000004 0001fffc c5bc1ee0 00000001 b6dc0000 [ 103.104952] 1f00: c5ac2280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 103.113141] 1f20: 00000000 00000000 c1373e40 2a473a7c c205c540 c5bb6f00 c5bb6f00 c5bc0000 [ 103.121330] 1f40: b6dc1000 00000000 00000000 00000004 c5bc1f94 c5bc1f60 c05992c0 c0598c2c [ 103.129519] 1f60: 00000000 00000000 c5bc1fac 2a473a7c 00000004 00000004 b6f08e00 00000004 [ 103.137707] 1f80: c03002e4 c5bc0000 c5bc1fa4 c5bc1f98 c0599350 c0599258 00000000 c5bc1fa8 [ 103.145896] 1fa0: c03000c0 c0599344 00000004 00000004 00000001 b6dc1000 00000004 00000000 [ 103.154086] 1fc0: 00000004 00000004 b6f08e00 00000004 00000001 00000000 00020000 bedefa54 [ 103.162275] 1fe0: 00000004 bedef788 b6e734cf b6df97e6 800e0030 00000001 00000000 00000000 [ 103.170456] Backtrace: [ 103.172928] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.180515] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.188538] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.196468] r9:c5bc1f60 r8:c5303000 r7:00000004 r6:b6dc1000 r5:c5bb6f00 r4:c0c2f960 [ 103.204229] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.212072] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6dc1000 r5:c5bb6f00 r4:00000000 [ 103.219830] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.226977] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c5bc0000 r5:c5bb6f00 [ 103.234813] r4:c5bb6f00 [ 103.237361] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.244508] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:00000004 r4:00000004 [ 103.252266] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.259842] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) [ 103.264904] 1fa0: 00000004 00000004 00000001 b6dc1000 00000004 00000000 [ 103.273092] 1fc0: 00000004 00000004 b6f08e00 00000004 00000001 00000000 00020000 bedefa54 [ 103.281277] 1fe0: 00000004 bedef788 b6e734cf b6df97e6 [ 103.286341] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 103.292449] ---[ end trace 94f255cd54398d14 ]--- [ 103.297078] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 103.305958] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 812, name: cat [ 103.313619] INFO: lockdep is turned off. [ 103.317548] irq event stamp: 1608 [ 103.320882] hardirqs last enabled at (1607): [] console_unlock+0x4b0/0x6c0 [ 103.328724] hardirqs last disabled at (1608): [] __und_svc+0x60/0x6c [ 103.335959] softirqs last enabled at (1604): [] __do_softirq+0x378/0x5fc [ 103.343630] softirqs last disabled at (1595): [] __irq_exit_rcu+0x178/0x1d0 [ 103.351471] CPU: 0 PID: 812 Comm: cat Tainted: G D 5.10.158-cip22 #1 [ 103.359133] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 103.365666] Backtrace: [ 103.368141] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 103.375723] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f5f4 [ 103.381397] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 103.388727] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 103.396482] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c97f0 r4:c5bc0000 [ 103.404238] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 103.412077] r6:00000000 r5:00000031 r4:c19c97f0 [ 103.416715] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 103.424467] r6:00000001 r5:c5bc0000 r4:c6825e80 [ 103.429105] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 103.436426] r8:0000000b r7:c1e0facc r6:ffffe000 r5:00000000 r4:c6825e80 [ 103.443145] [] (do_exit) from [] (die+0x374/0x380) [ 103.449679] r7:c1e0facc [ 103.452224] [] (die) from [] (do_undefinstr+0x170/0x240) [ 103.459285] r10:00000004 r9:c5bc0000 r8:c15e8784 r7:00000000 r6:c5bc1dc8 r5:c0c2fb00 [ 103.467121] r4:e7f001f2 [ 103.469667] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 103.477590] Exception stack(0xc5bc1dc8 to 0xc5bc1e10) [ 103.482652] 1dc0: c15e878c ef7815e0 2a473a7c c0c2faec 00000001 c6c23000 [ 103.490841] 1de0: 00000004 c5bc1f60 c15e8784 c1acd05c 00000004 c5bc1e64 c5bc1e68 c5bc1e58 [ 103.499027] 1e00: c0c2f580 c0c2fb00 a00e0013 ffffffff [ 103.504088] r7:c5bc1dfc r6:ffffffff r5:a00e0013 r4:c0c2fb04 [ 103.509767] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 103.517350] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 103.525369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 103.533297] r9:c5bc1f60 r8:c5303000 r7:00000004 r6:b6dc1000 r5:c5bb6f00 r4:c0c2f960 [ 103.541054] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.548895] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6dc1000 r5:c5bb6f00 r4:00000000 [ 103.556651] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.563797] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c5bc0000 r5:c5bb6f00 [ 103.571632] r4:c5bb6f00 [ 103.574179] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.581325] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:00000004 r4:00000004 [ 103.589081] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.596656] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) [ 103.601718] 1fa0: 00000004 00000004 00000001 b6dc1000 00000004 00000000 [ 103.609906] 1fc0: 00000004 00000004 b6f08e00 00000004 00000001 00000000 00020000 bedefa54 [ 103.618091] 1fe0: 00000004 bedef788 b6e734cf b6df97e6 # Segmentation fault # [ 102.932805] lkdtm: Performing direct entry BUG # [ 102.937759] ------------[ cut here ]------------ # [ 102.942389] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 102.947625] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 102.952773] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 102.981851] CPU: 0 PID: 812 Comm: cat Not tainted 5.10.158-cip22 #1 # [ 102.988128] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.994678] PC is at lkdtm_BUG+0x14/0x18 # [ 102.998616] LR is at lkdtm_do_action+0x2c/0x4c # [ 103.003067] pc : [] lr : [] psr: a00e0013 # [ 103.009342] sp : c5bc1e58 ip : c5bc1e68 fp : c5bc1e64 # [ 103.014574] r10: 00000004 r9 : c1acd05c r8 : c15e8784 # [ 103.019806] r7 : c5bc1f60 r6 : 00000004 r5 : c6c23000 r4 : 00000001 # [ 103.026340] r3 : c0c2faec r2 : 2a473a7c r1 : ef7815e0 r0 : c15e878c # [ 103.032877] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.040021] Control: 10c5387d Table: 1700c04a DAC: 00000051 # [ 103.045776] Process cat (pid: 812, stack limit = 0x93c29dec) # [ 103.051443] Stack: (0xc5bc1e58 to 0xc5bc2000) # [ 103.055811] 1e40: c5bc1e74 c5bc1e68 # [ 103.064001] 1e60: c0c2f580 c0c2faf8 c5bc1e9c c5bc1e78 c0c2fa80 c0c2f560 c0c2f960 c5bb6f00 # [ 103.072192] 1e80: b6dc1000 00000004 c5303000 c5bc1f60 c5bc1ec4 c5bc1ea0 c07f6400 c0c2f96c # [ 103.080381] 1ea0: 00000000 c5bb6f00 b6dc1000 c2816000 c5bc1f60 c07f639c c5bc1f5c c5bc1ec8 # [ 103.088573] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5bc0000 # [ 103.096763] 1ee0: b6dc1000 00020000 00000004 00000004 0001fffc c5bc1ee0 00000001 b6dc0000 # [ 103.104952] 1f00: c5ac2280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.113141] 1f20: 00000000 00000000 c1373e40 2a473a7c c205c540 c5bb6f00 c5bb6f00 c5bc0000 # [ 103.121330] 1f40: b6dc1000 00000000 00000000 00000004 c5bc1f94 c5bc1f60 c05992c0 c0598c2c # [ 103.129519] 1f60: 00000000 00000000 c5bc1fac 2a473a7c 00000004 00000004 b6f08e00 00000004 # [ 103.137707] 1f80: c03002e4 c5bc0000 c5bc1fa4 c5bc1f98 c0599350 c0599258 00000000 c5bc1fa8 # [ 103.145896] 1fa0: c03000c0 c0599344 00000004 00000004 00000001 b6dc1000 00000004 00000000 # [ 103.154086] 1fc0: 00000004 00000004 b6f08e00 00000004 00000001 00000000 00020000 bedefa54 # [ 103.162275] 1fe0: 00000004 bedef788 b6e734cf b6df97e6 800e0030 00000001 00000000 00000000 # [ 103.170456] Backtrace: # [ 103.172928] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.180515] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.188538] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.196468] r9:c5bc1f60 r8:c5303000 r7:00000004 r6:b6dc1000 r5:c5bb6f00 r4:c0c2f960 # [ 103.204229] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.212072] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6dc1000 r5:c5bb6f00 r4:00000000 # [ 103.219830] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.226977] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c5bc0000 r5:c5bb6f00 # [ 103.234813] r4:c5bb6f00 # [ 103.237361] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.244508] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:00000004 r4:00000004 # [ 103.252266] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.259842] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) # [ 103.264904] 1fa0: 00000004 00000004 00000001 b6dc1000 00000004 00000000 # [ 103.273092] 1fc0: 00000004 00000004 b6f08e00 00000004 00000001 00000000 00020000 bedefa54 # [ 103.281277] 1fe0: 00000004 bedef788 b6e734cf b6df97e6 # [ 103.286341] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 103.292449] ---[ end trace 94f255cd54398d14 ]--- # [ 103.297078] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 103.305958] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 812, name: cat # [ 103.313619] INFO: lockdep is turned off. # [ 103.317548] irq event stamp: 1608 # [ 103.320882] hardirqs last enabled at (1607): [] console_unlock+0x4b0/0x6c0 # [ 103.328724] hardirqs last disabled at (1608): [] __und_svc+0x60/0x6c # [ 103.335959] softirqs last enabled at (1604): [] __do_softirq+0x378/0x5fc # [ 103.343630] softirqs last disabled at (1595): [] __irq_exit_rcu+0x178/0x1d0 # [ 103.351471] CPU:[ 104.124595] lkdtm: Performing direct entry WARNING 0 PID: 812 Comm: cat Tainted: G [ 104.130643] ------------[ cut here ]------------ D 5.10.158-cip22 #[ 104.138007] WARNING: CPU: 0 PID: 883 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 1 # [ 103.359133] Hardware name[ 104.149387] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 : Freescale i.MX6 Quad/DualLite ([ 104.181098] CPU: 0 PID: 883 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 104.191574] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 104.198106] Backtrace: [ 104.200582] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 104.208161] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 104.213832] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 104.221155] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 104.228125] r9:00000009 r8:c0c2fb4c r7:00000053 r6:00000009 r5:c0c2fb4c r4:c1acd718 [ 104.235881] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 104.243371] r7:00000053 r6:c1acd718 r5:00000000 r4:c5ad0000 [ 104.249046] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) [ 104.257145] r9:c1acd060 r8:c15e8784 r7:c5ad1f60 r6:00000008 r5:c6c20000 r4:00000002 [ 104.264899] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) [ 104.272830] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.280847] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.288773] r9:c5ad1f60 r8:c5303000 r7:00000008 r6:b6ea1000 r5:c5d38c80 r4:c0c2f960 [ 104.296529] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.304369] r9:c07f639c r8:c5ad1f60 r7:c2816000 r6:b6ea1000 r5:c5d38c80 r4:00000000 [ 104.312121] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.319263] r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c5ad0000 r5:c5d38c80 [ 104.327096] r4:c5d38c80 [ 104.329638] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.336781] r9:c5ad0000 r8:c03002e4 r7:00000004 r6:b6fe8e00 r5:00000008 r4:00000008 [ 104.344536] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.352110] Exception stack(0xc5ad1fa8 to 0xc5ad1ff0) [ 104.357171] 1fa0: 00000008 00000008 00000001 b6ea1000 00000008 00000000 [ 104.365358] 1fc0: 00000008 00000008 b6fe8e00 00000004 00000001 00000000 00020000 befc0a54 [ 104.373542] 1fe0: 00000004 befc0788 b6f534cf b6ed97e6 Device Tree) # [ 103.365666] Ba[ 104.378668] irq event stamp: 0 cktrace: # [ 103.368141] [] 0x0 50be4>] (dump_backtrace) from [] copy_process+0x5c8/0x194c 1350fa4>] (show_stack+0x20/0x24) [ 104.403444] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 103.375723] r7:ffffffff r6[ 104.413801] softirqs last disabled at (0): [<00000000>] 0x0 :600e0093 r5:00000000 r4:c1f0f5f4[ 104.422248] ---[ end trace 94f255cd54398d15 ]--- # [ 103.381397] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 103.388727] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) # [ 103.396482] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c97f0 r4:c5bc0000 # [ 103.404238] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 103.412077] r6:00000000 r5:00000031 r4:c19c97f0 # [ 103.416715] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 103.424467] r6:00000001 r5:c5bc0000 r4:c6825e80 # [ 103.429105] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 103.436426] r8:0000000b r7:c1e0facc r6:ffffe000 r5:00000000 r4:c6825e80 # [ 103.443145] [] (do_exit) from [] (die+0x374/0x380) # [ 103.449679] r7:c1e0facc # [ 103.452224] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 103.459285] r10:00000004 r9:c5bc0000 r8:c15e8784 r7:00000000 r6:c5bc1dc8 r5:c0c2fb00 # [ 103.467121] r4:e7f001f2 # [ 103.469667] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 103.477590] Exception stack(0xc5bc1dc8 to 0xc5bc1e10) # [ 103.482652] 1dc0: c15e878c ef7815e0 2a473a7c c0c2faec 00000001 c6c23000 # [ 103.490841] 1de0: 00000004 c5bc1f60 c15e8784 c1acd05c 00000004 c5bc1e64 c5bc1e68 c5bc1e58 # [ 103.499027] 1e00: c0c2f580 c0c2fb00 a00e0013 ffffffff # [ 103.504088] r7:c5bc1dfc r6:ffffffff r5:a00e0013 r4:c0c2fb04 # [ 103.509767] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.517350] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.525369] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.533297] r9:c5bc1f60 r8:c5303000 r7:00000004 r6:b6dc1000 r5:c5bb6f00 r4:c0c2f960 # [ 103.541054] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.548895] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6dc1000 r5:c5bb6f00 r4:00000000 # [ 103.556651] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 103.563797] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c5bc0000 r5:c5bb6f00 # [ 103.571632] r4:c5bb6f00 # [ 103.574179] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 103.581325] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:00000004 r4:00000004 # [ 103.589081] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 103.596656] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) # [ 103.601718] 1fa0: 00000004 00000004 00000001 b6dc1000 00000004 00000000 # [ 103.609906] 1fc0: 00000004 00000004 b6f08e00 00000004 00000001 00000000 00020000 bedefa54 # [ 103.618091] 1fe0: 00000004 bedef788 b6e734cf b6df97e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 104.124595] lkdtm: Performing direct entry WARNING # [ 104.130643] ------------[ cut here ]------------ # [ 104.138007] WARNING: CPU: 0 PID: 883 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 104.149387] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 104.181098] CPU: 0 PID: 883 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 104.191574] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.198106] Backtrace: # [ 104.200582] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 104.208161] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 104.213832] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 104.221155] [] (dump_stack) f[ 104.773061] lkdtm: Performing direct entry WARNING_MESSAGE rom [] (__warn+0xfc/0x1[ 104.780049] ------------[ cut here ]------------ 6c) # [ 104.228125] r9:0000000[ 104.787387] WARNING: CPU: 1 PID: 918 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 9 r8:c0c2fb4c r7:00000053 r6:0000[ 104.799358] Warning message trigger count: 2 0009 r5:c0c2fb4c r4:c1acd718 # [[ 104.806441] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 104.235881] [] (__war[ 104.838201] CPU: 1 PID: 918 Comm: cat Tainted: G D W 5.10.158-cip22 #1 n) from [] (warn_slowpa[ 104.848665] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) th_fmt+0x8c/0xa8) # [ 104.24337[ 104.858056] Backtrace: 1] r7:00000053 r6:c1acd718 r5:00[ 104.863387] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 000000 r4:c5ad0000 # [ 104.2490[ 104.873805] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 46] [] (warn_slowpath_f[ 104.882331] [] (show_stack) from [] (dump_stack+0xe0/0x100) mt) from [] (lkdtm_WARN[ 104.892509] [] (dump_stack) from [] (__warn+0xfc/0x16c) ING+0x48/0x4c) # [ 104.257145] [ 104.902332] r9:00000009 r8:c0c2fb9c r7:00000058 r6:00000009 r5:c0c2fb9c r4:c1acd718 r9:c1acd060 r8:c15e8784 r7:c5ad1[ 104.912944] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) f60 r6:00000008 r5:c6c20000 r4:00[ 104.923282] r7:00000058 r6:c1acd718 r5:c1acd734 r4:c5b8e000 000002 # [ 104.264899] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) 04>] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c)[ 104.954070] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.272830] [] ([ 104.965543] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) lkdtm_do_action) from [[ 104.976414] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ] (direct_entry+0x120/0x18c) # [[ 104.987188] r9:c5b8ff60 r8:c5303000 r7:00000010 r6:b6e85000 r5:c5b1fcc0 r4:c0c2f960 104.280847] [] (direc[ 104.997803] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) t_entry) from [] (full_[ 105.008490] r9:c07f639c r8:c5b8ff60 r7:c2816000 r6:b6e85000 r5:c5b1fcc0 r4:00000000 proxy_write+0x64/0x94) # [ 104.[ 105.019096] [] (vfs_write) from [] (ksys_write+0x74/0xec) 288773] r9:c5ad1f60 r8:c5303000 [ 105.029096] r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c5b8e000 r5:c5b1fcc0 r7:00000008 r6:b6ea1000 r5:c5d38c[ 105.039786] r4:c5b1fcc0 80 r4:c0c2f960 # [ 104.296529] [ 105.045190] [] (ksys_write) from [] (sys_write+0x18/0x1c) [] (full_proxy_write) f[ 105.055187] r9:c5b8e000 r8:c03002e4 r7:00000004 r6:b6fcce00 r5:00000010 r4:00000010 rom [] (vfs_write+0x10c[ 105.065799] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) /0x524) # [ 104.304369] r9:c07[ 105.076223] Exception stack(0xc5b8ffa8 to 0xc5b8fff0) f639c r8:c5ad1f60 r7:c2816000 r6:[ 105.084143] ffa0: 00000010 00000010 00000001 b6e85000 00000010 00000000 b6ea1000 r5:c5d38c80 r4:00000000 [ 105.095186] ffc0: 00000010 00000010 b6fcce00 00000004 00000001 00000000 00020000 bebcfa54 # [ 104.312121] [] (v[ 105.106221] ffe0: 00000004 bebcf788 b6f374cf b6ebd7e6 fs_write) from [] (ksys[ 105.114181] irq event stamp: 0 _write+0x74/0xec) # [ 104.31926[ 105.120095] hardirqs last enabled at (0): [<00000000>] 0x0 3] r10:00000004 r9:00000000 r8:0[ 105.128564] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 0000000 r7:b6ea1000 r6:c5ad0000 r[ 105.138906] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c 5:c5d38c80 # [ 104.327096] r4:[ 105.149233] softirqs last disabled at (0): [<00000000>] 0x0 c5d38c80 # [ 104.329638] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 104.336781] r9:c5ad0000 r8:c03002e4 r7:00000004 r6:b6fe8e00 r5:00000008 r4:00000008 # [ 104.344536] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 104.352110] Exception stack(0xc5ad1fa8 to 0xc5ad1ff0) # [ 104.357171] 1fa0: 00000008 00000008 00000001 b6ea1000 00000008 00000000 # [ 104.365358] 1fc0: 00000008 00000008 b6fe8e00 00000004 00000001 00000000 00020000 befc0a54 # [ 104.373542] 1fe0: 00000004 befc0788 b6f534cf b6ed97e6 # [ 104.378668] irq event stamp: 0 # [ 104.384589] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 104.393080] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 104.403444] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 104.413801] softirqs last disabled at (0): [<00000000>] 0x0 # [ 104.422248] ---[ end trace 94f255cd54398d15 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 104.773061] lkdtm: Performing direct entry WARNING_MESSAGE # [ 104.780049] ------------[ cut here ]------------ # [ 104.787387] WARNING: CPU: 1 PID: 918 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 104.799358] Warning message trigger count: 2 # [ 104.806441] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 104.838201] CPU: 1 PID: 918 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 104.848665] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.858056] Backtrace: # [ 104.863387] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 104.873805] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 104.882331] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 104.892509] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 104.902332] r9:00000009 r8:c0c2fb9c r7:00000058 r6:00000009 r5:c0c2fb9c r4:c1acd718 # [ 104.912944] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 104.923282] r7:00000058 r6:c1acd718 r5:c1acd734 r4:c5b8e000 # [ 104.931817] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 104.943457] r9:c1acd068 r8:c15e8784 r7:c5b8ff60 r6:00000010 r5:c59e9000 r4:00000003 # [ 104.954070] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.965543] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.976414] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.987188] r9:c5b8ff60 r8:c5303000 r7:00000010 r6:b6e85000 r5:c5b1fcc0 r4:c0c2f960 # [ 104.997803] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.008490] r9:c07f639c r8:c5b8ff60 r7:c2816000 r6:b6e85000 r5:c5b1fcc0 r4:00000000 # [ 105.019096] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.029096] r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c5b8e000 r5:c5b1fcc0 # [ 105.039786] r4:c5b1fcc0 # [ 105.045190] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.055187] r9:c5b8e000 r8:c03002e4 r7:00000004 r6:b6fcce00 r5:00000010 r4:00000010 # [ 105.065799] [] (sys_write) from [] (ret_fast_syscall+0x0/[0 x105.485100] 8<--- cut here --- 28) # [ 105.076223] Exception s[ 105.490837] Unable to handle kernel NULL pointer dereference at virtual address 00000000 tack(0xc5b8ffa8 to 0xc5b8fff0) #[ 105.501744] pgd = bdac7664 [ 105.084143] ffa0: [ 105.507314] [00000000] *pgd=00000000 00000010 00000010 00000001[ 105.513739] Internal error: Oops: 805 [#2] SMP ARM b6e85000 00000010 00000000 # [ [ 105.521376] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 105.095186] ffc0[: 100050.05053080] CPU: 3 PID: 950 Comm: cat Tainted: G D W 5.10.158-cip22 #1 10 00000010[ b 61f0c5c.e50602 804] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000004 00000001 00000000 000[2 0105.571178] PC is at lkdtm_EXCEPTION+0x18/0x20 000 bebcfa54 [# [1 0 51.0557.8214] LR is at lkdtm_do_action+0x2c/0x4c 06221] ffe0[: 100050.05080406450] pc : [] lr : [] psr: a00e0013 bebcf788 b[6 f 317045c.f5 9b267e36] sp : c6d4be58 ip : c6d4be68 fp : c6d4be64 d7e6 # [[ 110055..51919471883] r10: 0000000a r9 : c1acd078 r8 : c15e8784 ] irq even[t 1s0t5a.m6p0:6 704 ] r7 : c6d4bf60 r6 : 0000000a r5 : c6e41000 r4 : 00000004 # [ 105.[1 2 0100955.]6 1h5a0r05] r3 : 00000000 r2 : ca6f2473 r1 : ef7c05e0 r0 : c15e87a4 irqs last[ e1n0a5b.l6e2d3 3a5t] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none (0): [<000[ 0 0100050.>6]3 202x25] Control: 10c5387d Table: 1700804a DAC: 00000051 # [ 105.1[2 8 516045]. 6h3a97r2] Process cat (pid: 950, stack limit = 0xcc70fb8b) dirqs last [d i s1a0b5l.e6d4 7a2t3] Stack: (0xc6d4be58 to 0xc6d4c000) (0): [0]5 .c6o5p3y52] be40: c6d4be74 c6d4be68 _process+0x5c8/0x[1 9140c5 . 6#63540] be60: c0c2f580 c0c2fbb0 c6d4be9c c6d4be78 c0c2fa80 c0c2f560 c0c2f960 c5ac23c0 [ 105.138906] [s o f1t0i5r.q6s7 797] be80: b6e12000 0000000a c5303000 c6d4bf60 c6d4bec4 c6d4bea0 c07f6400 c0c2f96c last enabled [a t 1(005).:6 8[3968] bea0: 00000000 c5ac23c0 b6e12000 c2816000 c6d4bf60 c07f639c c6d4bf5c c6d4bec8 c0353ce0>] c[o p y1_0p5r.o6c9e4s139] bec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6d4a000 +0x5c8/0x194c #[ [ 1 0150.57.04225] bee0: b6e12000 00020000 00000004 0000000a 0001fff6 c6d4bee0 00000001 b6e11000 49233] softirqs[ l a1s0t5 .d7i1s482] bf00: c5bd1180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 abled at (0): [<[0 0 0100050.07024655] bf20: 00000000 00000000 c1373e40 ca6f2473 c205c540 c5ac23c0 c5ac23c0 c6d4a000 ] 0x0 # [ 10[5 . 1150756.7703]4911] bf40: b6e12000 00000000 00000000 00000004 c6d4bf94 c6d4bf60 c05992c0 c0598c2c ---[ end trace[ 9 41f0255.57c4d5083] bf60: 00000000 00000000 c6d4bfac ca6f2473 0000000a 0000000a b6f59e00 00000004 4398d16 ]--- [# W1A0R5N.I7N5G5254] bf80: c03002e4 c6d4a000 c6d4bfa4 c6d4bf98 c0599350 c0599258 00000000 c6d4bfa8 MESSAGE: saw '[m e s1s0a5g.e7 6t5426] bfa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e12000 0000000a 00000000 igger': ok ok 4 [s e l1f0t5e.s7t5600] bfc0: 0000000a 0000000a b6f59e00 00000004 00000001 00000000 00020000 beafaa54 s: lkdtm: WARNI[N G _1M0E5S.S7A8G857] bfe0: 00000004 beafa788 b6ec44cf b6e4a7e6 800e0030 00000001 00000000 00000000 E.sh # selfte[s t s1:0 5l.k7d9t6022] Backtrace: : EXCEPTION.sh [ 105.800475] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 105.809952] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 105.817971] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 105.825897] r9:c6d4bf60 r8:c5303000 r7:0000000a r6:b6e12000 r5:c5ac23c0 r4:c0c2f960 [ 105.833656] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 105.841496] r9:c07f639c r8:c6d4bf60 r7:c2816000 r6:b6e12000 r5:c5ac23c0 r4:00000000 [ 105.849249] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 105.856391] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c6d4a000 r5:c5ac23c0 [ 105.864225] r4:c5ac23c0 [ 105.866768] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.873911] r9:c6d4a000 r8:c03002e4 r7:00000004 r6:b6f59e00 r5:0000000a r4:0000000a [ 105.881668] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.889241] Exception stack(0xc6d4bfa8 to 0xc6d4bff0) [ 105.894302] bfa0: 0000000a 0000000a 00000001 b6e12000 0000000a 00000000 [ 105.902486] bfc0: 0000000a 0000000a b6f59e00 00000004 00000001 00000000 00020000 beafaa54 [ 105.910669] bfe0: 00000004 beafa788 b6ec44cf b6e4a7e6 [ 105.915731] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 105.921896] ---[ end trace 94f255cd54398d17 ]--- # Segmentation fault # [ 105.478055] lkdtm: Performing direct entry EXCEPTION # [ 105.485100] 8<--- cut here --- # [ 105.490837] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 105.501744] pgd = bdac7664 # [ 105.507314] [00000000] *pgd=00000000 # [ 105.513739] Internal error: Oops: 805 [#2] SMP ARM # [ 105.521376] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 105.553080] CPU: 3 PID: 950 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 105.562814] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.571178] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 105.578214] LR is at lkdtm_do_action+0x2c/0x4c # [ 105.584650] pc : [] lr : [] psr: a00e0013 # [ 105.592736] sp : c6d4be58 ip : c6d4be68 fp : c6d4be64 # [ 105.599783] r10: 0000000a r9 : c1acd078 r8 : c15e8784 # [ 105.606744] r7 : c6d4bf60 r6 : 0000000a r5 : c6e41000 r4 : 00000004 # [ 105.615005] r3 : 00000000 r2 : ca6f2473 r1 : ef7c05e0 r0 : c15e87a4 # [ 105.623354] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.632225] Control: 10c5387d Table: 1700804a DAC: 00000051 # [ 105.639792] Process cat (pid: 950, stack limit = 0xcc70fb8b) # [ 105.647273] Stack: (0xc6d4be58 to 0xc6d4c000) # [ 105.653452] be40: c6d4be74 c6d4be68 # [ 105.663540] be60: c0c2f580 c0c2fbb0 c6d4be9c c6d4be78 c0c2fa80 c0c2f560 c0c2f960 c5ac23c0 # [ 105.673797] be80: b6e12000 0000000a c5303000 c6d4bf60 c6d4bec4 c6d4bea0 c07f6400 c0c2f96c # [ 105.683968] bea0: 00000000 c5ac23c0 b6e12000 c2816000 c6d4bf60 c07f639c c6d4bf5c c6d4bec8 # [ 105.694139] bec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6d4a000 # [ 105.704225] bee0: b6e12000 00020000 00000004 0000000a 0001fff6 c6d4bee0 00000001 b6e11000 # [ 105.714482] bf00: c5bd1180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.724655] bf20: 00000000 00000000 c1373e40 ca6f2473 c205c540 c5ac23c0 c5ac23c0 c6d4a000 # [ 105.734911] bf40: b6e12000 00000000 00000000 00000004 c6d4bf94 c6d4bf60 c05992c0 c0598c2c # [ 105.745083] bf60: 00000000 00000000 c6d4bfac ca6f2473 0000000a 0000000a b6f59e00 00000004 # [ 105.755254] bf80: c03002e4 c6d4a000 c6d4bfa4 c6d4bf98 c0599350 c0599258 00000000 c6d4bfa8 # [ 105.765426] bfa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e12000 0000000a 00000000 # [ 105.775600] bfc0: 0000000a 0000000a b6f59e00 00000004 00000001 00000000 00020000 beafaa54 # [ 105.785857] bfe0: 00000004 beafa788 b6ec44cf b6e4a7e6 800e0030 00000001 00000000 00000000 # [ 105.796022] Backtrace: # [ 105.800475] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.809952] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.817971] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.825897] r9:c6d4bf60 r8:c5303000 r7:0000000a r6:b6e12000 r5:c5ac23c0 r4:c0c2f960 # [ 105.833656] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.841496] r9:c07f639c r8:c6d4bf60 r7:c2816000 r6:b6e12000 r5:c5ac23c0 r4:00000000 # [ 105.849249] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.856391] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c6d4a000 r5:c5ac23c0 # [ 105.864225] r4:c5ac23c0 # [ 105.866768] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 105.873911] r9:c6d4a000 r8:c03002e4 r7:00000004 r6:b6f59e00 r5:0000000a r4:0000000a # [ 105.881668] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 105.889241] Exception stack(0xc6d4bfa8 to 0xc6d4bff0) # [ 105.894302] bfa0: 0000000a 0000000a 00000001 b6e12000 0000000a 00000000 # [ 105.902486] bfc0: 0000000a 0000000a b6f59e00 00000004 00000001 00000000 00020000 beafaa54 # [ 105.910669] bfe0: 00000004 beafa788 b6ec44cf b6e4a7e6 # [ 105.915731] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 105.921896] ---[ end trace 94f255cd54398d17 ]--- # 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 [ 107.075200] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 107.080989] lkdtm: attempting good list addition [ 107.085648] lkdtm: attempting corrupted list addition [ 107.090780] lkdtm: list_add() corruption not detected! # [ 107.075200] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 107.080989] lkdtm: attempting good list addition # [ 107.085648] lkdtm: attempting corrupted list addition # [ 107.090780] 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 [ 107.430363] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 107.435960] lkdtm: attempting good list removal [ 107.440579] lkdtm: attempting corrupted list removal [ 107.445578] lkdtm: list_del() corruption not detected! # [ 107.430363] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 107.435960] lkdtm: attempting good list removal # [ 107.440579] lkdtm: attempting corrupted list removal # [ 107.445578] 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 [ 107.783552] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 107.789980] lkdtm: attempting bad read from page below current stack [ 107.796376] lkdtm: FAIL: accessed page before stack! (byte: 76) # [ 107.783552] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 107.789980] lkdtm: attempting bad read from page below current stack # [ 107.796376] lkdtm: FAIL: accessed page before stack! (byte: 76) # 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 [ 108.128293] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 108.134672] lkdtm: attempting bad read from page above current stack [ 108.141127] lkdtm: FAIL: accessed page after stack! (byte: 6c) # [ 108.128293] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 108.134672] lkdtm: attempting bad read from page above current stack # [ 108.141127] lkdtm: FAIL: accessed page after stack! (byte: 6c) # 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 [ 108.486657] lkdtm: Performing direct entry UNSET_SMEP [ 108.491831] lkdtm: XFAIL: this test is x86_64-only # [ 108.486657] lkdtm: Performing direct entry UNSET_SMEP # [ 108.491831] lkdtm: XFAIL: this test is x86_64-only # UNSET_SMEP: saw 'XFAIL': [SKIP] ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP # selftests: lkdtm: DOUBLE_FAULT.sh [ 108.834078] lkdtm: Performing direct entry DOUBLE_FAULT [ 108.839403] lkdtm: XFAIL: this test is ia32-only # [ 108.834078] lkdtm: Performing direct entry DOUBLE_FAULT # [ 108.839403] 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 [ 109.185323] lkdtm: Performing direct entry CORRUPT_PAC [ 109.190718] lkdtm: XFAIL: this test is arm64-only # [ 109.185323] lkdtm: Performing direct entry CORRUPT_PAC # [ 109.190718] 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 [ 109.535813] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 109.542425] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 109.535813] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 109.542425] 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 [ 110.275449] lkdtm: Performing direct entry READ_AFTER_FREE [ 110.281063] lkdtm: Value in memory before free: 12345678 [ 110.286393] lkdtm: Attempting bad read from freed memory [ 110.291857] lkdtm: Memory was not poisoned # [ 110.275449] lkdtm: Performing direct entry READ_AFTER_FREE # [ 110.281063] lkdtm: Value in memory before free: 12345678 # [ 110.286393] lkdtm: Attempting bad read from freed memory # [ 110.291857] lkdtm: Memory was not poisoned # READ_AFTER_FREE: missing 'call trace:': [FAIL] not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1 # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh [ 110.839616] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 110.845649] lkdtm: Value in memory before free: 12345678 [ 110.851196] lkdtm: Attempting to read from freed memory [ 110.856464] lkdtm: Buddy page was not poisoned # [ 110.839616] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 110.845649] lkdtm: Value in memory before free: 12345678 # [ 110.851196] lkdtm: Attempting to read from freed memory # [ 110.856464] 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 [ 111.186547] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 111.192403] lkdtm: Attempting double slab free ... # [ 111.186547] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 111.192403] lkdtm: Attempting double slab free ... # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL] not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_CROSS.sh [ 111.523460] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 111.529045] lkdtm: Attempting cross-cache slab free ... # [ 111.523460] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 111.529045] lkdtm: Attempting cross-cache slab free ... # SLAB_FREE_CROSS: missing 'call trace:': [FAIL] not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1 # selftests: lkdtm: SLAB_FREE_PAGE.sh [ 111.826820] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 111.832501] lkdtm: Attempting non-Slab slab free ... # [ 111.826820] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 111.832501] lkdtm: Attempting non-Slab slab free ... # SLAB_FREE_PAGE: missing 'call trace:': [FAIL] not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1 # selftests: lkdtm: SOFTLOCKUP.sh # Skipping SOFTLOCKUP: Hangs the system ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP # selftests: lkdtm: HARDLOCKUP.sh # Skipping HARDLOCKUP: Hangs the system ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP # selftests: lkdtm: SPINLOCKUP.sh # Skipping SPINLOCKUP: Hangs the system ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP # selftests: lkdtm: HUNG_TASK.sh # Skipping HUNG_TASK: Hangs the system ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP # selftests: lkdtm: EXEC_DATA.sh [ 112.861375] lkdtm: Performing direct entry EXEC_DATA [ 112.866367] lkdtm: attempting ok execution at c0c302f0 [ 112.871605] lkdtm: attempting bad execution at c26f694c [ 112.876853] 8<--- cut here --- [ 112.879927] Unable to handle kernel paging request at virtual address c26f694c [ 112.887176] pgd = 3bf0e3c4 [ 112.889908] [c26f694c] *pgd=1261141e(bad) [ 112.893974] Internal error: Oops: 8000000d [#3] SMP ARM [ 112.899227] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 112.928517] CPU: 1 PID: 1793 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 112.936283] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.942849] PC is at data_area+0x0/0x40 [ 112.946730] LR is at execute_location+0xa4/0xb4 [ 112.951285] pc : [] lr : [] psr: 600e0013 [ 112.957574] sp : c6871e38 ip : 00000027 fp : c6871e54 [ 112.962820] r10: 0000000a r9 : c1acd25c r8 : c15e8784 [ 112.968065] r7 : c6871f60 r6 : 00000001 r5 : c26f694c r4 : c0c302f0 [ 112.974614] r3 : a196ca4e r2 : a196ca4e r1 : ef7965e4 r0 : 0000002b [ 112.981166] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 112.988325] Control: 10c5387d Table: 16ba804a DAC: 00000051 [ 112.994096] Process cat (pid: 1793, stack limit = 0x18ce5544) [ 112.999865] Stack: (0xc6871e38 to 0xc6872000) [ 113.004250] 1e20: 0000001f c5e3b000 [ 113.012463] 1e40: 0000000a c6871f60 c6871e64 c6871e58 c135e860 c135e65c c6871e74 c6871e68 [ 113.020672] 1e60: c0c2f580 c135e848 c6871e9c c6871e78 c0c2fa80 c0c2f560 c0c2f960 c5d38780 [ 113.028881] 1e80: b6e4f000 0000000a c5303000 c6871f60 c6871ec4 c6871ea0 c07f6400 c0c2f96c [ 113.037088] 1ea0: 00000000 c5d38780 b6e4f000 c2816000 c6871f60 c07f639c c6871f5c c6871ec8 [ 113.045295] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6870000 [ 113.053505] 1ee0: b6e4f000 00020000 00000004 0000000a 0001fff6 c6871ee0 00000001 b6e4e000 [ 113.061711] 1f00: c69f6f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 113.069921] 1f20: 00000000 00000000 c1373e40 a196ca4e c205c540 c5d38780 c5d38780 c6870000 [ 113.078127] 1f40: b6e4f000 00000000 00000000 00000004 c6871f94 c6871f60 c05992c0 c0598c2c [ 113.086334] 1f60: 00000000 00000000 c6871fac a196ca4e 0000000a 0000000a b6f96e00 00000004 [ 113.094541] 1f80: c03002e4 c6870000 c6871fa4 c6871f98 c0599350 c0599258 00000000 c6871fa8 [ 113.102749] 1fa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e4f000 0000000a 00000000 [ 113.110958] 1fc0: 0000000a 0000000a b6f96e00 00000004 00000001 00000000 00020000 beef9a54 [ 113.119166] 1fe0: 00000004 beef9788 b6f014cf b6e877e6 800e0030 00000001 00000000 00000000 [ 113.127360] Backtrace: [ 113.129865] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 113.138073] r7:c6871f60 r6:0000000a r5:c5e3b000 r4:0000001f [ 113.143786] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.151915] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.159961] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.167910] r9:c6871f60 r8:c5303000 r7:0000000a r6:b6e4f000 r5:c5d38780 r4:c0c2f960 [ 113.175696] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.183556] r9:c07f639c r8:c6871f60 r7:c2816000 r6:b6e4f000 r5:c5d38780 r4:00000000 [ 113.191331] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.198497] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c6870000 r5:c5d38780 [ 113.206346] r4:c5d38780 [ 113.208913] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.216079] r9:c6870000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:0000000a r4:0000000a [ 113.223860] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.231451] Exception stack(0xc6871fa8 to 0xc6871ff0) [ 113.236530] 1fa0: 0000000a 0000000a 00000001 b6e4f000 0000000a 00000000 [ 113.244740] 1fc0: 0000000a 0000000a b6f96e00 00000004 00000001 00000000 00020000 beef9a54 [ 113.252942] 1fe0: 00000004 beef9788 b6f014cf b6e877e6 [ 113.258026] Code: 00000000 c2af9900 c2af99c0 c2af9a80 (e1a0c00d) [ 113.264154] ---[ end trace 94f255cd54398d18 ]--- # Segmentation fault # [ 112.861375] lkdtm: Performing direct entry EXEC_DATA # [ 112.866367] lkdtm: attempting ok execution at c0c302f0 # [ 112.871605] lkdtm: attempting bad execution at c26f694c # [ 112.876853] 8<--- cut here --- # [ 112.879927] Unable to handle kernel paging request at virtual address c26f694c # [ 112.887176] pgd = 3bf0e3c4 # [ 112.889908] [c26f694c] *pgd=1261141e(bad) # [ 112.893974] Internal error: Oops: 8000000d [#3] SMP ARM # [ 112.899227] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 112.928517] CPU: 1 PID: 1793 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 112.936283] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.942849] PC is at data_area+0x0/0x40 # [ 112.946730] LR is at execute_location+0xa4/0xb4 # [ 112.951285] pc : [] lr : [] psr: 600e0013 # [ 112.957574] sp : c6871e38 ip : 00000027 fp : c6871e54 # [ 112.962820] r10: 0000000a r9 : c1acd25c r8 : c15e8784 # [ 112.968065] r7 : c6871f60 r6 : 00000001 r5 : c26f694c r4 : c0c302f0 # [ 112.974614] r3 : a196ca4e r2 : a196ca4e r1 : ef7965e4 r0 : 0000002b # [ 112.981166] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.988325] Control: 10c5387d Table: 16ba804a DAC: 00000051 # [ 112.994096] Process cat (pid: 1793, stack limit = 0x18ce5544) # [ 112.999865] Stack: (0xc6871e38 to 0xc6872000) # [ 113.004250] 1e20: 0000001f c5e3b000 # [ 113.012463] 1e40: 0000000a c6871f60 c6871e64 c6871e58 c135e860 c135e65c c6871e74 c6871e68 # [ 113.020672] 1e60: c0c2f580 c135e848 c6871e9c c6871e78 c0c2fa80 c0c2f560 c0c2f960 c5d38780 # [ 113.028881] 1e80: b6e4f000 0000000a c5303000 c6871f60 c6871ec4 c6871ea0 c07f6400 c0c2f96c # [ 113.037088] 1ea0: 00000000 c5d38780 b6e4f000 c2816000 c6871f60 c07f639c c6871f5c c6871ec8 # [ 113.045295] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6870000 # [ 113.053505] 1ee0: b6e4f000 00020000 00000004 0000000a 0001fff6 c6871ee0 00000001 b6e4e000 # [ 113.061711] 1f00: c69f6f00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.069921] 1f20: 00000000 00000000 c1373e40 a196ca4e c205c540 c5d38780 c5d38780 c6870000 # [ 113.078127] 1f40: b6e4f000 00000000 00000000 00000004 c6871f94 c6871f60 c05992c0 c0598c2c # [ 113.086334] 1f60: 00000000 00000000 c6871fac a196ca4e 0000000a 0000000a b6f96e00 00000004 # [ 113.094541] 1f80: c03002e4 c6870000 c6871fa4 c6871f98 c0599350 c0599258 00000000 c6871fa8 # [ 113.102749] 1fa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e4f000 0000000a 00000000 # [ 113.110958] 1fc0: 0000000a 0000000a b6f96e00 00000004 00000001 00000000 00020000 beef9a54 # [ 113.119166] 1fe0: 00000004 beef9788 b6f014cf b6e877e6 800e0030 00000001 00000000 00000000 # [ 113.127360] Backtrace: # [ 113.129865] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 113.138073] r7:c6871f60 r6:0000000a r5:c5e3b000 r4:0000001f # [ 113.143786] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.151915] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.159961] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.167910] r9:c6871f60 r8:c5303000 r7:0000000a r6:b6e4f000 r5:c5d38780 r4:c0c2f960 # [ 113.175696] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.183556] r9:c07f639c r8:c6871f60 r7:c2816000 r6:b6e4f000 r5:c5d38780 r4:00000000 # [ 113.191331] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.198497] r10:00000004 r9:00000000 r8:00000000 r7:b6e4f000 r6:c6870000 r5:c5d38780 # [ 113.206346] r4:c5d38780 # [ 113.208913] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.216079] r9:c6870000 r8:c03002e4 r7:00000004 r6:b6f96e00 r5:0000000a r4:0000000a # [ 113.223860] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.231451] Exception stack(0xc6871fa8 to 0xc6871ff0) [ 113.738245] lkdtm: Performing direct entry EXEC_STACK # [ 113.236530] [1 f a101:3 . 745494] lkdtm: attempting ok execution at c0c302f0 0000000a 0000000a[ 113.752912] lkdtm: attempting bad execution at c6b33e0c 00000001 b6e4f000 0000000a 00000[ 113.760937] 8<--- cut here --- 000 # [ [ 1 1131.32.4746764800]] Unable to handle kernel paging request at virtual address c6b33e0c 1fc0: 000000[0 a 101030.070705070] pgd = bdac7664 a b6f96e00 00000004 000[0 0 01011.780383] [c6b33e0c] *pgd=16a1141e(bad) 00000000 0002000[0 b1e1e3.f7986740] Internal error: Oops: 8000000d [#4] SMP ARM 54 # [ 113.252942] 1fe0: 000000[ 113.794044] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 04 beef9788 b6f014[c f 1b163e.8825745] CPU: 2 PID: 1869 Comm: cat Tainted: G D W 5.10.158-cip22 #1 7e6 # [ 1[1 3 .121538.082365]6 2] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Code: 00000000 [c 2 a1f1939.0804 004] PC is at 0xc6b33e0c c2af99c0 c2af9a80 (e1a0c00d)[ 113.849149] LR is at execute_location+0xa4/0xb4 # [ 113.26[4 1 5141]3 .-8-5-6[269] pc : [] lr : [] psr: 600e0013 end trace [9 4 f121535.c8d65443356] sp : c6b33de8 ip : c6b33cf0 fp : c6b33e04 8d18 ]---[ #1 1E3X.E8C7_1D4A0T] r10: 0000000b r9 : c1acd268 r8 : c15e8784 A: missing[ ' c1a1l3l. 8t7r8a36c] r7 : c6b33f60 r6 : 00000001 r5 : c6b33e0c r4 : c0c302f0 e:': [FAIL[] 1n1o3t. 8o8k6 6321] r3 : 910d19e4 r2 : 910d19e4 r1 : ef7ab5e0 r0 : 0000002b selftests:[ l k1d1t3m.:8 9E4X9E1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none C_DATA.sh # [e x i1t1=31. 9 0#3 925] Control: 10c5387d Table: 1700804a DAC: 00000051 elftests: lk[d t m1:1 3E.X9E1C1_578] Process cat (pid: 1869, stack limit = 0x006cb0b8) TACK.sh [ 113.919232] Stack: (0xc6b33de8 to 0xc6b34000) [ 113.924374] 3de0: c6b32000 c6b29000 0000000b c6b33f60 c6b33e64 c6b33e08 [ 113.932561] 3e00: c135e89c c135e65c c6b33e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 [ 113.940746] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 [ 113.948932] 3e40: e3a02040 e3a01d33 e5930018 910d19e4 0000000b 00000020 c6b33e74 c6b33e68 [ 113.957118] 3e60: c0c2f580 c135e870 c6b33e9c c6b33e78 c0c2fa80 c0c2f560 c0c2f960 c59ff900 [ 113.965303] 3e80: b6e54000 0000000b c5303000 c6b33f60 c6b33ec4 c6b33ea0 c07f6400 c0c2f96c [ 113.973488] 3ea0: 00000000 c59ff900 b6e54000 c2816000 c6b33f60 c07f639c c6b33f5c c6b33ec8 [ 113.981675] 3ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6b32000 [ 113.989860] 3ee0: b6e54000 00020000 00000004 0000000b 0001fff5 c6b33ee0 00000001 b6e53000 [ 113.998045] 3f00: c5b33180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 114.006230] 3f20: 00000000 00000000 c1373e40 910d19e4 c205c540 c59ff900 c59ff900 c6b32000 [ 114.014415] 3f40: b6e54000 00000000 00000000 00000004 c6b33f94 c6b33f60 c05992c0 c0598c2c [ 114.022602] 3f60: 00000000 00000000 c6b33fac 910d19e4 0000000b 0000000b b6f9be00 00000004 [ 114.030787] 3f80: c03002e4 c6b32000 c6b33fa4 c6b33f98 c0599350 c0599258 00000000 c6b33fa8 [ 114.038972] 3fa0: c03000c0 c0599344 0000000b 0000000b 00000001 b6e54000 0000000b 00000000 [ 114.047157] 3fc0: 0000000b 0000000b b6f9be00 00000004 00000001 00000000 00020000 bec64a54 [ 114.055340] 3fe0: 00000004 bec64788 b6f064cf b6e8c7e6 800e0030 00000001 00000000 00000000 [ 114.063520] Backtrace: [ 114.065989] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 114.074263] r7:c6b33f60 r6:0000000b r5:c6b29000 r4:c6b32000 [ 114.079940] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.088122] r4:00000020 [ 114.090669] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.098687] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.106613] r9:c6b33f60 r8:c5303000 r7:0000000b r6:b6e54000 r5:c59ff900 r4:c0c2f960 [ 114.114369] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.122207] r9:c07f639c r8:c6b33f60 r7:c2816000 r6:b6e54000 r5:c59ff900 r4:00000000 [ 114.129958] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.137101] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6b32000 r5:c59ff900 [ 114.144934] r4:c59ff900 [ 114.147477] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.154620] r9:c6b32000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:0000000b r4:0000000b [ 114.162374] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.169949] Exception stack(0xc6b33fa8 to 0xc6b33ff0) [ 114.175009] 3fa0: 0000000b 0000000b 00000001 b6e54000 0000000b 00000000 [ 114.183195] 3fc0: 0000000b 0000000b b6f9be00 00000004 00000001 00000000 00020000 bec64a54 [ 114.191378] 3fe0: 00000004 bec64788 b6f064cf b6e8c7e6 [ 114.196439] Code: c6b33e08 c135e89c c135e65c c6b33e6c (e1a0c00d) [ 114.202543] ---[ end trace 94f255cd54398d19 ]--- # Segmentation fault # [ 113.738245] lkdtm: Performing direct entry EXEC_STACK # [ 113.745494] lkdtm: attempting ok execution at c0c302f0 # [ 113.752912] lkdtm: attempting bad execution at c6b33e0c # [ 113.760937] 8<--- cut here --- # [ 113.766809] Unable to handle kernel paging request at virtual address c6b33e0c # [ 113.775770] pgd = bdac7664 # [ 113.780383] [c6b33e0c] *pgd=16a1141e(bad) # [ 113.786740] Internal error: Oops: 8000000d [#4] SMP ARM # [ 113.794044] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 113.825745] CPU: 2 PID: 1869 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 113.835652] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.844004] PC is at 0xc6b33e0c # [ 113.849149] LR is at execute_location+0xa4/0xb4 # [ 113.856269] pc : [] lr : [] psr: 600e0013 # [ 113.864356] sp : c6b33de8 ip : c6b33cf0 fp : c6b33e04 # [ 113.871402] r10: 0000000b r9 : c1acd268 r8 : c15e8784 # [ 113.878361] r7 : c6b33f60 r6 : 00000001 r5 : c6b33e0c r4 : c0c302f0 # [ 113.886621] r3 : 910d19e4 r2 : 910d19e4 r1 : ef7ab5e0 r0 : 0000002b # [ 113.894971] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.903925] Control: 10c5387d Table: 1700804a DAC: 00000051 # [ 113.911578] Process cat (pid: 1869, stack limit = 0x006cb0b8) # [ 113.919232] Stack: (0xc6b33de8 to 0xc6b34000) # [ 113.924374] 3de0: c6b32000 c6b29000 0000000b c6b33f60 c6b33e64 c6b33e08 # [ 113.932561] 3e00: c135e89c c135e65c c6b33e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 113.940746] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7 # [ 113.948932] 3e40: e3a02040 e3a01d33 e5930018 910d19e4 0000000b 00000020 c6b33e74 c6b33e68 # [ 113.957118] 3e60: c0c2f580 c135e870 c6b33e9c c6b33e78 c0c2fa80 c0c2f560 c0c2f960 c59ff900 # [ 113.965303] 3e80: b6e54000 0000000b c5303000 c6b33f60 c6b33ec4 c6b33ea0 c07f6400 c0c2f96c # [ 113.973488] 3ea0: 00000000 c59ff900 b6e54000 c2816000 c6b33f60 c07f639c c6b33f5c c6b33ec8 # [ 113.981675] 3ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6b32000 # [ 113.989860] 3ee0: b6e54000 00020000 00000004 0000000b 0001fff5 c6b33ee0 00000001 b6e53000 # [ 113.998045] 3f00: c5b33180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.006230] 3f20: 00000000 00000000 c1373e40 910d19e4 c205c540 c59ff900 c59ff900 c6b32000 # [ 114.014415] 3f40: b6e54000 00000000 00000000 00000004 c6b33f94 c6b33f60 c05992c0 c0598c2c # [ 114.022602] 3f60: 00000000 00000000 c6b33fac 910d19e4 0000000b 0000000b b6f9be00 00000004 # [ 114.030787] 3f80: c03002e4 c6b32000 c6b33fa4 c6b33f98 c0599350 c0599258 00000000 c6b33fa8 # [ 114.038972] 3fa0: c03000c0 c0599344 0000000b 0000000b 00000001 b6e54000 0000000b 00000000 # [ 114.047157] 3fc0: 0000000b 0000000b b6f9be00 00000004 00000001 00000000 00020000 bec64a54 # [ 114.055340] 3fe0: 00000004 bec64788 b6f064cf b6e8c7e6 800e0030 00000001 00000000 00000000 # [ 114.063520] Backtrace: # [ 114.065989] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 114.074263] r7:c6b33f60 r6:0000000b r5:c6b29000 r4:c6b32000 # [ 114.079940] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.088122] r4:00000020 # [ 114.090669] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.098687] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.106613] r9:c6b33f60 r8:c5303000 r7:0000000b r6:b6e54000 r5:c59ff900 r4:c0c2f960 # [ 114.114369] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.122207] r9:c07f639c r8:c6b33f60 r7:c2816000 r6:b6e54000 r5:c59ff900 r4:00000000 # [ 114.129958] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.137101] r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6b32000 r5:c59ff900 # [ 114.144934] r4:c59ff900 # [ 114.147477] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.154620] r9:c6b32000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:0000000b r4:0000000b # [ 114.162374] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.169949] Exception stack(0xc6b33fa8 to 0xc6b33ff0) # [ 114.175009] 3fa0: 0000000b 0000000b 00000001 b6e54000 0000000b 00000000 # [ 114.183195] 3fc0: 0000000b 0000000b b6f9be00 00000004 00000001 00000000 00020000[ 114.704524] lkdtm: Performing direct entry EXEC_KMALLOC bec64a54 # [ 114.191378] 3fe0:[ 114.712447] lkdtm: attempting ok execution at c0c302f0 00000004 bec64788 b6f064cf b6e8c[ 114.720475] lkdtm: attempting bad execution at c5c4e080 7e6 # [ 114.196439] Code: c6b33[ 114.728503] 8<--- cut here --- e08 c135e89c c135[e 6 51c1 4c.67b4379] Unable to handle kernel paging request at virtual address c5c4e080 33e6c (e1a0[c 0 01d1)4 . 74 3#6 82] pgd = 7608e1a8 114.202543] ---[ end tra[c e 1 4.748212] [c5c4e080] *pgd=15c1141e(bad) 94f255cd54398d19 ]--- [ # 1E1X4.754656] Internal error: Oops: 8000000d [#5] SMP ARM C_STACK: missing 'call trace:': [[ 114.762217] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 FAIL] not ok 31 [s e l1f1t4e.s7t3921] CPU: 1 PID: 1948 Comm: cat Tainted: G D W 5.10.158-cip22 #1 s: lkdtm: [E X E1C1_4S.T8A0C3K7.41] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) h # exit=1 # self[t e1s1t4s.:8 2094] PC is at 0xc5c4e080 lkdtm: EXEC_KMALLOC.sh [ 114.817327] LR is at execute_location+0xa4/0xb4 [ 114.823926] pc : [] lr : [] psr: 600e0013 [ 114.830198] sp : c6a8fe30 ip : c6a8fd38 fp : c6a8fe4c [ 114.835428] r10: 0000000d r9 : c1acd274 r8 : c15e8784 [ 114.840658] r7 : c6a8ff60 r6 : 00000001 r5 : c5c4e080 r4 : c0c302f0 [ 114.847189] r3 : f285d498 r2 : f285d498 r1 : ef7965e0 r0 : 0000002b [ 114.853722] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 114.860863] Control: 10c5387d Table: 1706804a DAC: 00000051 [ 114.866614] Process cat (pid: 1948, stack limit = 0x43e5d270) [ 114.872366] Stack: (0xc6a8fe30 to 0xc6a90000) [ 114.876733] fe20: c5c4e080 c5cba000 0000000d c6a8ff60 [ 114.884919] fe40: c6a8fe64 c6a8fe50 c0c30340 c135e65c 00000021 c5cba000 c6a8fe74 c6a8fe68 [ 114.893104] fe60: c0c2f580 c0c30314 c6a8fe9c c6a8fe78 c0c2fa80 c0c2f560 c0c2f960 c5831040 [ 114.901288] fe80: b6e80000 0000000d c5303000 c6a8ff60 c6a8fec4 c6a8fea0 c07f6400 c0c2f96c [ 114.909473] fea0: 00000000 c5831040 b6e80000 c2816000 c6a8ff60 c07f639c c6a8ff5c c6a8fec8 [ 114.917660] fec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6a8e000 [ 114.925845] fee0: b6e80000 00020000 00000004 0000000d 0001fff3 c6a8fee0 00000001 b6e7f000 [ 114.934031] ff00: c69f6c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 114.942216] ff20: 00000000 00000000 c1373e40 f285d498 c205c540 c5831040 c5831040 c6a8e000 [ 114.950401] ff40: b6e80000 00000000 00000000 00000004 c6a8ff94 c6a8ff60 c05992c0 c0598c2c [ 114.958586] ff60: 00000000 00000000 c6a8ffac f285d498 0000000d 0000000d b6fc7e00 00000004 [ 114.966771] ff80: c03002e4 c6a8e000 c6a8ffa4 c6a8ff98 c0599350 c0599258 00000000 c6a8ffa8 [ 114.974958] ffa0: c03000c0 c0599344 0000000d 0000000d 00000001 b6e80000 0000000d 00000000 [ 114.983141] ffc0: 0000000d 0000000d b6fc7e00 00000004 00000001 00000000 00020000 be8ffa54 [ 114.991326] ffe0: 00000004 be8ff788 b6f324cf b6eb87e6 800e0030 00000001 00000000 00000000 [ 114.999506] Backtrace: [ 115.001976] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) [ 115.010424] r7:c6a8ff60 r6:0000000d r5:c5cba000 r4:c5c4e080 [ 115.016098] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.024454] r5:c5cba000 r4:00000021 [ 115.028044] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.036063] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.043988] r9:c6a8ff60 r8:c5303000 r7:0000000d r6:b6e80000 r5:c5831040 r4:c0c2f960 [ 115.051747] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.059585] r9:c07f639c r8:c6a8ff60 r7:c2816000 r6:b6e80000 r5:c5831040 r4:00000000 [ 115.067337] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.074480] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c6a8e000 r5:c5831040 [ 115.082313] r4:c5831040 [ 115.084857] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.092000] r9:c6a8e000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000000d r4:0000000d [ 115.099754] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.107328] Exception stack(0xc6a8ffa8 to 0xc6a8fff0) [ 115.112387] ffa0: 0000000d 0000000d 00000001 b6e80000 0000000d 00000000 [ 115.120575] ffc0: 0000000d 0000000d b6fc7e00 00000004 00000001 00000000 00020000 be8ffa54 [ 115.128758] ffe0: 00000004 be8ff788 b6f324cf b6eb87e6 [ 115.133821] Code: eff0cbc0 eff0cbe0 eff0fbc0 eff0fbe0 (e1a0c00d) [ 115.139925] ---[ end trace 94f255cd54398d1a ]--- # Segmentation fault # [ 114.704524] lkdtm: Performing direct entry EXEC_KMALLOC # [ 114.712447] lkdtm: attempting ok execution at c0c302f0 # [ 114.720475] lkdtm: attempting bad execution at c5c4e080 # [ 114.728503] 8<--- cut here --- # [ 114.734379] Unable to handle kernel paging request at virtual address c5c4e080 # [ 114.743682] pgd = 7608e1a8 # [ 114.748212] [c5c4e080] *pgd=15c1141e(bad) # [ 114.754656] Internal error: Oops: 8000000d [#5] SMP ARM # [ 114.762217] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 114.793921] CPU: 1 PID: 1948 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 114.803741] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.812094] PC is at 0xc5c4e080 # [ 114.817327] LR is at execute_location+0xa4/0xb4 # [ 114.823926] pc : [] lr : [] psr: 600e0013 # [ 114.830198] sp : c6a8fe30 ip : c6a8fd38 fp : c6a8fe4c # [ 114.835428] r10: 0000000d r9 : c1acd274 r8 : c15e8784 # [ 114.840658] r7 : c6a8ff60 r6 : 00000001 r5 : c5c4e080 r4 : c0c302f0 # [ 114.847189] r3 : f285d498 r2 : f285d498 r1 : ef7965e0 r0 : 0000002b # [ 114.853722] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.860863] Control: 10c5387d Table: 1706804a DAC: 00000051 # [ 114.866614] Process cat (pid: 1948, stack limit = 0x43e5d270) # [ 114.872366] Stack: (0xc6a8fe30 to 0xc6a90000) # [ 114.876733] fe20: c5c4e080 c5cba000 0000000d c6a8ff60 # [ 114.884919] fe40: c6a8fe64 c6a8fe50 c0c30340 c135e65c 00000021 c5cba000 c6a8fe74 c6a8fe68 # [ 114.893104] fe60: c0c2f580 c0c30314 c6a8fe9c c6a8fe78 c0c2fa80 c0c2f560 c0c2f960 c5831040 # [ 114.901288] fe80: b6e80000 0000000d c5303000 c6a8ff60 c6a8fec4 c6a8fea0 c07f6400 c0c2f96c # [ 114.909473] fea0: 00000000 c5831040 b6e80000 c2816000 c6a8ff60 c07f639c c6a8ff5c c6a8fec8 # [ 114.917660] fec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6a8e000 # [ 114.925845] fee0: b6e80000 00020000 00000004 0000000d 0001fff3 c6a8fee0 00000001 b6e7f000 # [ 114.934031] ff00: c69f6c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.942216] ff20: 00000000 00000000 c1373e40 f285d498 c205c540 c5831040 c5831040 c6a8e000 # [ 114.950401] ff40: b6e80000 00000000 00000000 00000004 c6a8ff94 c6a8ff60 c05992c0 c0598c2c # [ 114.958586] ff60: 00000000 00000000 c6a8ffac f285d498 0000000d 0000000d b6fc7e00 00000004 # [ 114.966771] ff80: c03002e4 c6a8e000 c6a8ffa4 c6a8ff98 c0599350 c0599258 00000000 c6a8ffa8 # [ 114.974958] ffa0: c03000c0 c0599344 0000000d 0000000d 00000001 b6e80000 0000000d 00000000 # [ 114.983141] ffc0: 0000000d 0000000d b6fc7e00 00000004 00000001 00000000 00020000 be8ffa54 # [ 114.991326] ffe0: 00000004 be8ff788 b6f324cf b6eb87e6 800e0030 00000001 00000000 00000000 # [ 114.999506] Backtrace: # [ 115.001976] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 115.010424] r7:c6a8ff60 r6:0000000d r5:c5cba000 r4:c5c4e080 # [ 115.016098] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.024454] r5:c5cba000 r4:00000021 # [ 115.028044] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.036063] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.043988] r9:c6a8ff60 r8:c5303000 r7:0000000d r6:b6e80000 r5:c5831040 r4:c0c2f960 # [ 115.051747] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.059585] r9:c07f639c r8:c6a8ff60 r7:c2816000 r6:b6e80000 r5:c5831040 r4:00000000 # [ 115.067337] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.074480] r10:00000004 r9:00000000 r8:00000000 r7:b6e80000 r6:c6a8e000 r5:c5831040 # [ 115.082313] r4:c5831040 # [ 115.084857] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.092000] r9:c6a8e000 r8:c03002e4 r7:00000004 r6:b6fc7e00 r5:0000000d r4:0000000d # [ 115.099754] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.107328] Exception stack(0xc6a8ffa8 to 0xc6a8fff0) # [ 115.112387] ffa0: 0000000d 0000000d 00000001 b6e80000 0000000d 00000000 # [ 115.120575] ffc0: 0000000d 0000000d b6fc7e00 00000004 00000001 00000000 00020000 be8ffa54 # [ 115.128758] ffe0: 00000004 be8ff788 b6f324cf b6eb87e6 # [ 115.133821] Code: eff0cbc0 eff0cbe0 eff0[ 115.659819] lkdtm: Performing direct entry EXEC_VMALLOC fbc0 eff0fbe0 (e1a0c00d) # [ 1[ 115.665329] lkdtm: attempting ok execution at c0c302f0 15.139925] ---[ end trace 94f255c[ 115.673390] lkdtm: attempting bad execution at f0972000 d54398d1a ]--- # EXEC_KMALLOC: m[ 115.681447] 8<--- cut here --- issing 'call trace:': [FAIL] not[ 115.687376] Unable to handle kernel paging request at virtual address f0972000 ok 32 selftests: lkdtm: EXEC_KMA[ 115.697447] pgd = a8cfbb62 LLOC.sh # exit=1 # selftests: lk[ 115.702982] [f0972000] *pgd=12949811, *pte=4be6565f, *ppte=4be6545f dtm: EXEC_VMALLOC.sh [ 115.712151] Internal error: Oops: 8000000f [#6] SMP ARM [ 115.719244] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 115.748258] CPU: 3 PID: 2025 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 115.756007] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.762547] PC is at 0xf0972000 [ 115.765707] LR is at execute_location+0xa4/0xb4 [ 115.770243] pc : [] lr : [] psr: 600e0013 [ 115.776514] sp : c6b75e30 ip : c6b75d38 fp : c6b75e4c [ 115.781745] r10: 0000000d r9 : c1acd284 r8 : c15e8784 [ 115.786974] r7 : c6b75f60 r6 : 00000001 r5 : f0972000 r4 : c0c302f0 [ 115.793506] r3 : 991f3f22 r2 : 991f3f22 r1 : ef7c05e0 r0 : 0000002b [ 115.800040] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 115.807182] Control: 10c5387d Table: 16fb004a DAC: 00000051 [ 115.812936] Process cat (pid: 2025, stack limit = 0x18c48ef1) [ 115.818687] Stack: (0xc6b75e30 to 0xc6b76000) [ 115.823054] 5e20: f0972000 c6a8a000 0000000d c6b75f60 [ 115.831240] 5e40: c6b75e64 c6b75e50 c0c30374 c135e65c 00000022 c6a8a000 c6b75e74 c6b75e68 [ 115.839425] 5e60: c0c2f580 c0c30358 c6b75e9c c6b75e78 c0c2fa80 c0c2f560 c0c2f960 c5b32f00 [ 115.847609] 5e80: b6e00000 0000000d c5303000 c6b75f60 c6b75ec4 c6b75ea0 c07f6400 c0c2f96c [ 115.855796] 5ea0: 00000000 c5b32f00 b6e00000 c2816000 c6b75f60 c07f639c c6b75f5c c6b75ec8 [ 115.863983] 5ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c59c5664 c05992c0 c6b74000 [ 115.872168] 5ee0: b6e00000 00020000 00000004 0000000d 0001fff3 c6b75ee0 00000001 00000805 [ 115.880354] 5f00: c6d8b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 115.888540] 5f20: 00000000 00000000 c6b74000 991f3f22 b6dff000 c5b32f00 c5b32f00 c6b74000 [ 115.896724] 5f40: b6e00000 00000000 00000000 00000004 c6b75f94 c6b75f60 c05992c0 c0598c2c [ 115.904911] 5f60: 00000000 00000000 c6b75fac 991f3f22 0000000d 0000000d b6f47e00 00000004 [ 115.913095] 5f80: c03002e4 c6b74000 c6b75fa4 c6b75f98 c0599350 c0599258 00000000 c6b75fa8 [ 115.921280] 5fa0: c03000c0 c0599344 0000000d 0000000d 00000001 b6e00000 0000000d 00000000 [ 115.929465] 5fc0: 0000000d 0000000d b6f47e00 00000004 00000001 00000000 00020000 be806a54 [ 115.937651] 5fe0: 00000004 be806788 b6eb24cf b6e387e6 800e0030 00000001 00000000 00000000 [ 115.945829] Backtrace: [ 115.948299] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 115.956749] r7:c6b75f60 r6:0000000d r5:c6a8a000 r4:f0972000 [ 115.962427] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.970785] r5:c6a8a000 r4:00000022 [ 115.974375] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.982394] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.990320] r9:c6b75f60 r8:c5303000 r7:0000000d r6:b6e00000 r5:c5b32f00 r4:c0c2f960 [ 115.998080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.005923] r9:c07f639c r8:c6b75f60 r7:c2816000 r6:b6e00000 r5:c5b32f00 r4:00000000 [ 116.013676] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.020820] r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c6b74000 r5:c5b32f00 [ 116.028653] r4:c5b32f00 [ 116.031197] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.038341] r9:c6b74000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:0000000d r4:0000000d [ 116.046095] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.053669] Exception stack(0xc6b75fa8 to 0xc6b75ff0) [ 116.058730] 5fa0: 0000000d 0000000d 00000001 b6e00000 0000000d 00000000 [ 116.066918] 5fc0: 0000000d 0000000d b6f47e00 00000004 00000001 00000000 00020000 be806a54 [ 116.075102] 5fe0: 00000004 be806788 b6eb24cf b6e387e6 [ 116.080169] Code: bad PC value [ 116.083307] ---[ end trace 94f255cd54398d1b ]--- # Segmentation fault # [ 115.659819] lkdtm: Performing direct entry EXEC_VMALLOC # [ 115.665329] lkdtm: attempting ok execution at c0c302f0 # [ 115.673390] lkdtm: attempting bad execution at f0972000 # [ 115.681447] 8<--- cut here --- # [ 115.687376] Unable to handle kernel paging request at virtual address f0972000 # [ 115.697447] pgd = a8cfbb62 # [ 115.702982] [f0972000] *pgd=12949811, *pte=4be6565f, *ppte=4be6545f # [ 115.712151] Internal error: Oops: 8000000f [#6] SMP ARM # [ 115.719244] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 115.748258] CPU: 3 PID: 2025 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 115.756007] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.762547] PC is at 0xf0972000 # [ 115.765707] LR is at execute_location+0xa4/0xb4 # [ 115.770243] pc : [] lr : [] psr: 600e0013 # [ 115.776514] sp : c6b75e30 ip : c6b75d38 fp : c6b75e4c # [ 115.781745] r10: 0000000d r9 : c1acd284 r8 : c15e8784 # [ 115.786974] r7 : c6b75f60 r6 : 00000001 r5 : f0972000 r4 : c0c302f0 # [ 115.793506] r3 : 991f3f22 r2 : 991f3f22 r1 : ef7c05e0 r0 : 0000002b # [ 115.800040] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.807182] Control: 10c5387d Table: 16fb004a DAC: 00000051 # [ 115.812936] Process cat (pid: 2025, stack limit = 0x18c48ef1) # [ 115.818687] Stack: (0xc6b75e30 to 0xc6b76000) # [ 115.823054] 5e20: f0972000 c6a8a000 0000000d c6b75f60 # [ 115.831240] 5e40: c6b75e64 c6b75e50 c0c30374 c135e65c 00000022 c6a8a000 c6b75e74 c6b75e68 # [ 115.839425] 5e60: c0c2f580 c0c30358 c6b75e9c c6b75e78 c0c2fa80 c0c2f560 c0c2f960 c5b32f00 # [ 115.847609] 5e80: b6e00000 0000000d c5303000 c6b75f60 c6b75ec4 c6b75ea0 c07f6400 c0c2f96c # [ 115.855796] 5ea0: 00000000 c5b32f00 b6e00000 c2816000 c6b75f60 c07f639c c6b75f5c c6b75ec8 # [ 115.863983] 5ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c59c5664 c05992c0 c6b74000 # [ 115.872168] 5ee0: b6e00000 00020000 00000004 0000000d 0001fff3 c6b75ee0 00000001 00000805 # [ 115.880354] 5f00: c6d8b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.888540] 5f20: 00000000 00000000 c6b74000 991f3f22 b6dff000 c5b32f00 c5b32f00 c6b74000 # [ 115.896724] 5f40: b6e00000 00000000 00000000 00000004 c6b75f94 c6b75f60 c05992c0 c0598c2c # [ 115.904911] 5f60: 00000000 00000000 c6b75fac 991f3f22 0000000d 0000000d b6f47e00 00000004 # [ 115.913095] 5f80: c03002e4 c6b74000 c6b75fa4 c6b75f98 c0599350 c0599258 00000000 c6b75fa8 # [ 115.921280] 5fa0: c03000c0 c0599344 0000000d 0000000d 00000001 b6e00000 0000000d 00000000 # [ 115.929465] 5fc0: 0000000d 0000000d b6f47e00 00000004 00000001 00000000 00020000 be806a54 # [ 115.937651] 5fe0: 00000004 be806788 b6eb24cf b6e387e6 800e0030 00000001 00000000 00000000 # [ 115.945829] Backtrace: # [ 115.948299] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 115.956749] r7:c6b75f60 r6:0000000d r5:c6a8a000 r4:f0972000 # [ 115.962427] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.970785] r5:c6a8a000 r4:00000022 # [ 115.974375] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.982394] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.990320] r9:c6b75f60 r8:c5303000 r7:0000000d r6:b6e00000 r5:c5b32f00 r4:c0c2f960 # [ 115.998080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.005923] r9:c07f639c r8:c6b75f60 r7:c2816000 r6:b6e00000 r5:c5b32f00 r4:00000000 # [ 116.013676] [] (vfs_[ 116.545799] lkdtm: Performing direct entry EXEC_RODATA write) from [] (ksys_wr[ 116.552350] lkdtm: attempting ok execution at c0c302f0 ite+0x74/0xec) # [ 116.020820] [ 116.560393] lkdtm: attempting bad execution at c15e8a20 r10:00000004 r9:00000000 r8:0000[ 116.568391] 8<--- cut here --- 0000 r7:b6e00000 r6[: c 61b1764.074267] Unable to handle kernel paging request at virtual address c15e8a20 00 r5:c5b32f0[0 1#1 6[. 5 813155] pgd = 848c3d7d 6.028653] r4:c5b32f00 # [[ 116.588270] [c15e8a20] *pgd=1141941e(bad) 16.031197] [1]1 6(.k94800] Internal error: Oops: 8000000d [#7] SMP ARM sys_write) from [] (sys[ 116.602190] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 _write+0x18/0x1c) [ # 1[1 6 .1633892] CPU: 3 PID: 2102 Comm: cat Tainted: G D W 5.10.158-cip22 #1 6.03834[1 ] 1 1r69.:6c463b779460 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00 r8:c03002e4 r7:00000004 r6:[b 116.651986] PC is at lkdtm_rodata_do_nothing+0x0/0x10 f47e00 r5:0000000d r4:000[0 0 0106.659725] LR is at execute_location+0xa4/0xb4 d # [ 1[1 6 .101466.069656]6 7[] pc : [] lr : [] psr: 600e0013 ]1 1(6s.y6s74_6w7r2i sp : c5ad1e38 ip : c5ad1d40 fp : c5ad1e54 te) from [8]1 547] r10: 0000000c r9 : c1acd294 r8 : c15e8784 ret_fast[_ s y1s1c6a.l6l8+806x708] r7 : c5ad1f60 r6 : 00000000 r5 : c15e8a20 r4 : c0c302f0 0x28) # [ 1[16 . 101563.666996]41] r3 : 9a9ec109 r2 : 9a9ec109 r1 : ef7c05e0 r0 : 0000002b Exception s[t a c1k1(60.x7c065b375] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 5fa8 to 0xc[6 b 7151f6f.07)1 4 4#7] Control: 10c5387d Table: 169b004a DAC: 00000051 [ 116.0[5 8 711360.]7 251f9a803] Process cat (pid: 2102, stack limit = 0x6758f3cf) [ 1 1 6 .070209065] Stack: (0xc5ad1e38 to 0xc5ad2000) 000d 0000000d [0 0 0101060.0713 5731] 1e20: 00000023 c6a8b000 6e00000 0000000d [0 0 0101060.0705905] 1e40: 0000000c c5ad1f60 c5ad1e64 c5ad1e58 c135e8dc c135e65c c5ad1e74 c5ad1e68 # [ 116.06691[8 ] 151f6c.07:56163] 1e60: c0c2f580 c135e8c4 c5ad1e9c c5ad1e78 c0c2fa80 c0c2f560 c0c2f960 c5830f00 0000000d 0000000d [b 6 f14176e.0766421] 1e80: b6e82000 0000000c c5303000 c5ad1f60 c5ad1ec4 c5ad1ea0 c07f6400 c0c2f96c 00000004 000000[0 1 101060.07076764] 1ea0: 00000000 c5830f00 b6e82000 c2816000 c5ad1f60 c07f639c c5ad1f5c c5ad1ec8 00 00020000 be806[a 5 41 1 6#. 7[7023] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5ad0000 116.075102][ 5 f1e106:. 70907080] 1ee0: b6e82000 00020000 00000004 0000000c 0001fff4 c5ad1ee0 00000001 b6e81000 00004 be806788[ b 61e1b6.2840c7f64] 1f00: c6d8b2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 b6e387e6 # [[ 111166..088107450] 1f20: 00000000 00000000 c1373e40 9a9ec109 c205c540 c5830f00 c5830f00 c5ad0000 69] Code: bad P[C v1a1l6u.e8 2 621] 1f40: b6e82000 00000000 00000000 00000004 c5ad1f94 c5ad1f60 c05992c0 c0598c2c # [ 116.08330[7 ] 1-1-6-.[8 3e7792] 1f60: 00000000 00000000 c5ad1fac 9a9ec109 0000000c 0000000c b6fc9e00 00000004 d trace 94f255c[d 5 413196.88d417965] 1f80: c03002e4 c5ad0000 c5ad1fa4 c5ad1f98 c0599350 c0599258 00000000 c5ad1fa8 ]--- # EXEC[_ V M1A1L6L.O8C5:8 35] 1fa0: c03000c0 c0599344 0000000c 0000000c 00000001 b6e82000 0000000c 00000000 missing 'call t[r a c1e1:6'.:8 6[222] 1fc0: 0000000c 0000000c b6fc9e00 00000004 00000001 00000000 00020000 bed63a54 FAIL] not ok 3[3 s1e1l6f.t8e7s393] 1fe0: 00000004 bed63788 b6f344cf b6eba7e6 800e0030 00000001 00000000 00000000 ts: lkdtm: EX[E C _1V1M6A.L8L88O558] Backtrace: .sh # exit=1 # selftests: l[k d 116.892927] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) m: EXEC_RODATA.s[h 116.903873] r7:c5ad1f60 r6:0000000c r5:c6a8b000 r4:00000023 [ 116.911188] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.919464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.927483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.935410] r9:c5ad1f60 r8:c5303000 r7:0000000c r6:b6e82000 r5:c5830f00 r4:c0c2f960 [ 116.943166] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.951006] r9:c07f639c r8:c5ad1f60 r7:c2816000 r6:b6e82000 r5:c5830f00 r4:00000000 [ 116.958758] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.965902] r10:00000004 r9:00000000 r8:00000000 r7:b6e82000 r6:c5ad0000 r5:c5830f00 [ 116.973735] r4:c5830f00 [ 116.976279] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.983421] r9:c5ad0000 r8:c03002e4 r7:00000004 r6:b6fc9e00 r5:0000000c r4:0000000c [ 116.991175] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.998748] Exception stack(0xc5ad1fa8 to 0xc5ad1ff0) [ 117.003807] 1fa0: 0000000c 0000000c 00000001 b6e82000 0000000c 00000000 [ 117.011992] 1fc0: 0000000c 0000000c b6fc9e00 00000004 00000001 00000000 00020000 bed63a54 [ 117.020175] 1fe0: 00000004 bed63788 b6f344cf b6eba7e6 [ 117.025238] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 117.031343] ---[ end trace 94f255cd54398d1c ]--- # Segmentation fault # [ 116.545799] lkdtm: Performing direct entry EXEC_RODATA # [ 116.552350] lkdtm: attempting ok execution at c0c302f0 # [ 116.560393] lkdtm: attempting bad execution at c15e8a20 # [ 116.568391] 8<--- cut here --- # [ 116.574267] Unable to handle kernel paging request at virtual address c15e8a20 # [ 116.583655] pgd = 848c3d7d # [ 116.588270] [c15e8a20] *pgd=1141941e(bad) # [ 116.594800] Internal error: Oops: 8000000d [#7] SMP ARM # [ 116.602190] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 116.633892] CPU: 3 PID: 2102 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 116.643796] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.651986] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 116.659725] LR is at execute_location+0xa4/0xb4 # [ 116.666673] pc : [] lr : [] psr: 600e0013 # [ 116.674672] sp : c5ad1e38 ip : c5ad1d40 fp : c5ad1e54 # [ 116.681547] r10: 0000000c r9 : c1acd294 r8 : c15e8784 # [ 116.688678] r7 : c5ad1f60 r6 : 00000000 r5 : c15e8a20 r4 : c0c302f0 # [ 116.696941] r3 : 9a9ec109 r2 : 9a9ec109 r1 : ef7c05e0 r0 : 0000002b # [ 116.705375] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.714417] Control: 10c5387d Table: 169b004a DAC: 00000051 # [ 116.721983] Process cat (pid: 2102, stack limit = 0x6758f3cf) # [ 116.729465] Stack: (0xc5ad1e38 to 0xc5ad2000) # [ 116.735731] 1e20: 00000023 c6a8b000 # [ 116.745905] 1e40: 0000000c c5ad1f60 c5ad1e64 c5ad1e58 c135e8dc c135e65c c5ad1e74 c5ad1e68 # [ 116.756163] 1e60: c0c2f580 c135e8c4 c5ad1e9c c5ad1e78 c0c2fa80 c0c2f560 c0c2f960 c5830f00 # [ 116.766421] 1e80: b6e82000 0000000c c5303000 c5ad1f60 c5ad1ec4 c5ad1ea0 c07f6400 c0c2f96c # [ 116.776764] 1ea0: 00000000 c5830f00 b6e82000 c2816000 c5ad1f60 c07f639c c5ad1f5c c5ad1ec8 # [ 116.787023] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5ad0000 # [ 116.797280] 1ee0: b6e82000 00020000 00000004 0000000c 0001fff4 c5ad1ee0 00000001 b6e81000 # [ 116.807364] 1f00: c6d8b2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.817450] 1f20: 00000000 00000000 c1373e40 9a9ec109 c205c540 c5830f00 c5830f00 c5ad0000 # [ 116.827621] 1f40: b6e82000 00000000 00000000 00000004 c5ad1f94 c5ad1f60 c05992c0 c0598c2c # [ 116.837792] 1f60: 00000000 00000000 c5ad1fac 9a9ec109 0000000c 0000000c b6fc9e00 00000004 # [ 116.847965] 1f80: c03002e4 c5ad0000 c5ad1fa4 c5ad1f98 c0599350 c0599258 00000000 c5ad1fa8 # [ 116.858135] 1fa0: c03000c0 c0599344 0000000c 0000000c 00000001 b6e82000 0000000c 00000000 # [ 116.868222] 1fc0: 0000000c 0000000c b6fc9e00 00000004 00000001 00000000 00020000 bed63a54 # [ 116.878393] 1fe0: 00000004 bed63788 b6f344cf b6eba7e6 800e0030 00000001 00000000 00000000 # [ 116.888558] Backtrace: # [ 116.892927] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 116.903873] r7:c5ad1f60 r6:0000000c r5:c6a8b000 r4:00000023 # [ 116.911188] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.919464] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.927483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.935410] r9:c5ad1f60 r8:c5303000 r7:0000000c r6:b6e82000 r5:c5830f00 r4:c0c2f960 # [ 116.943166] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.951006] r9:c07f639c r8:c5ad1f60 r7:c2816000 r6:b6e82000 r5:c5830f00 r4:00000000 # [ 116.958758] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.965902] r10:00000004 r9:00000000 r8:00000000 r7:b6e82000 r6:c5ad0000 r5:c5830f00 # [ 116.973735] r4:c5830f00 # [ 116.976279] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.983421] r9:c5ad0000 r8:c03002e4 r7:00000004 r6:b6fc9e00 r5:0000000c r4:0000000c # [ 116.991175] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.998748] Exception stack(0xc5ad1fa8 to 0xc5ad1ff0) # [ 117.003807] 1fa0: 0000000c 0000000c 00000001 b6e82000 0000000c 00000000 # [ 117.011992] 1fc0: 0000000c 0000000c b6fc9e00 00000004 00000001 00000000 00020000 bed63a54 # [ 117.020175] 1fe0:[ 117.531332] lkdtm: Performing direct entry EXEC_USERSPACE 00000004 bed63788 b6f344cf b6eba[ 117.539134] lkdtm: attempting ok execution at c0c302f0 7e6 # [ 117.025238] Code: 5f727[ 117.547536] lkdtm: attempting bad execution at b6fc2000 563 6e756f63 00000074 aa55aa55 (e[ 117.555205] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc2000 1a0c00d) # [ 117.031343] --[- 117.565160] Internal error: : b [#8] SMP ARM end trace 94f255cd54398d1c ]--- [ 117.572122] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # EXEC_RODATA: missing 'call tra 117.603840] CPU: 1 PID: 2178 Comm: cat Tainted: G D W 5.10.158-cip22 #1 ce:': [FAIL] not ok[ 3 41 1s7e.614356] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ftests: lkdtm: EXEC_RODATA.sh[ #117.623157] PC is at 0xb6fc2000 exit=1 # selftests: lkdtm: EX[E 117.628913] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 C_USERSPACE.sh [ 117.636478] pc : [] lr : [] psr: 600e0013 [ 117.644136] sp : c5d81e48 ip : 00000027 fp : c5d81e64 [ 117.649382] r10: 0000000f r9 : c1acd2a0 r8 : c15e8784 [ 117.654630] r7 : c5d81f60 r6 : 0000000f r5 : c5e3b000 r4 : b6fc2000 [ 117.661178] r3 : 2e5e3810 r2 : 2e5e3810 r1 : ef7965e4 r0 : 0000002b [ 117.667731] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 117.674890] Control: 10c5387d Table: 16fa804a DAC: 00000051 [ 117.680661] Process cat (pid: 2178, stack limit = 0x64a15a8d) [ 117.686429] Stack: (0xc5d81e48 to 0xc5d82000) [ 117.690820] 1e40: 00000001 00000000 0000000f 00000024 c5d81e74 c5d81e68 [ 117.699031] 1e60: c0c2f580 c0c3038c c5d81e9c c5d81e78 c0c2fa80 c0c2f560 c0c2f960 c6869680 [ 117.707241] 1e80: b6e7c000 0000000f c5303000 c5d81f60 c5d81ec4 c5d81ea0 c07f6400 c0c2f96c [ 117.715450] 1ea0: 00000000 c6869680 b6e7c000 c2816000 c5d81f60 c07f639c c5d81f5c c5d81ec8 [ 117.723660] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5d80000 [ 117.731867] 1ee0: b6e7c000 00020000 00000004 0000000f 0001fff1 c5d81ee0 00000001 b6e7b000 [ 117.740075] 1f00: c5b10b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 117.748283] 1f20: 00000000 00000000 c1373e40 2e5e3810 c205c540 c6869680 c6869680 c5d80000 [ 117.756490] 1f40: b6e7c000 00000000 00000000 00000004 c5d81f94 c5d81f60 c05992c0 c0598c2c [ 117.764697] 1f60: 00000000 00000000 c5d81fac 2e5e3810 0000000f 0000000f b6fc3e00 00000004 [ 117.772905] 1f80: c03002e4 c5d80000 c5d81fa4 c5d81f98 c0599350 c0599258 00000000 c5d81fa8 [ 117.781112] 1fa0: c03000c0 c0599344 0000000f 0000000f 00000001 b6e7c000 0000000f 00000000 [ 117.789320] 1fc0: 0000000f 0000000f b6fc3e00 00000004 00000001 00000000 00020000 bec71a54 [ 117.797529] 1fe0: 00000004 bec71788 b6f2e4cf b6eb47e6 800e0030 00000001 00000000 00000000 [ 117.805722] Backtrace: [ 117.808230] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.816780] r4:00000024 [ 117.819352] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.827401] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.835350] r9:c5d81f60 r8:c5303000 r7:0000000f r6:b6e7c000 r5:c6869680 r4:c0c2f960 [ 117.843132] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.850996] r9:c07f639c r8:c5d81f60 r7:c2816000 r6:b6e7c000 r5:c6869680 r4:00000000 [ 117.858771] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.865937] r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c5d80000 r5:c6869680 [ 117.873787] r4:c6869680 [ 117.876354] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.883520] r9:c5d80000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:0000000f r4:0000000f [ 117.891300] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.898890] Exception stack(0xc5d81fa8 to 0xc5d81ff0) [ 117.903971] 1fa0: 0000000f 0000000f 00000001 b6e7c000 0000000f 00000000 [ 117.912179] 1fc0: 0000000f 0000000f b6fc3e00 00000004 00000001 00000000 00020000 bec71a54 [ 117.920381] 1fe0: 00000004 bec71788 b6f2e4cf b6eb47e6 [ 117.925468] Code: bad PC value [ 117.928560] ---[ end trace 94f255cd54398d1d ]--- # Segmentation fault # [ 117.531332] lkdtm: Performing direct entry EXEC_USERSPACE # [ 117.539134] lkdtm: attempting ok execution at c0c302f0 # [ 117.547536] lkdtm: attempting bad execution at b6fc2000 # [ 117.555205] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc2000 # [ 117.565160] Internal error: : b [#8] SMP ARM # [ 117.572122] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 117.603840] CPU: 1 PID: 2178 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 117.614356] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.623157] PC is at 0xb6fc2000 # [ 117.628913] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 117.636478] pc : [] lr : [] psr: 600e0013 # [ 117.644136] sp : c5d81e48 ip : 00000027 fp : c5d81e64 # [ 117.649382] r10: 0000000f r9 : c1acd2a0 r8 : c15e8784 # [ 117.654630] r7 : c5d81f60 r6 : 0000000f r5 : c5e3b000 r4 : b6fc2000 # [ 117.661178] r3 : 2e5e3810 r2 : 2e5e3810 r1 : ef7965e4 r0 : 0000002b # [ 117.667731] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.674890] Control: 10c5387d Table: 16fa804a DAC: 00000051 # [ 117.680661] Process cat (pid: 2178, stack limit = 0x64a15a8d) # [ 117.686429] Stack: (0xc5d81e48 to 0xc5d82000) # [ 117.690820] 1e40: 00000001 00000000 0000000f 00000024 c5d81e74 c5d81e68 # [ 117.699031] 1e60: c0c2f580 c0c3038c c5d81e9c c5d81e78 c0c2fa80 c0c2f560 c0c2f960 c6869680 # [ 117.707241] 1e80: b6e7c000 0000000f c5303000 c5d81f60 c5d81ec4 c5d81ea0 c07f6400 c0c2f96c # [ 117.715450] 1ea0: 00000000 c6869680 b6e7c000 c2816000 c5d81f60 c07f639c c5d81f5c c5d81ec8 # [ 117.723660] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5d80000 # [ 117.731867] 1ee0: b6e7c000 00020000 00000004 0000000f 0001fff1 c5d81ee0 00000001 b6e7b000 # [ 117.740075] 1f00: c5b10b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.748283] 1f20: 00000000 00000000 c1373e40 2e5e3810 c205c540 c6869680 c6869680 c5d80000 # [ 117.756490] 1f40: b6e7c000 00000000 00000000 00000004 c5d81f94 c5d81f60 c05992c0 c0598c2c # [ 117.764697] 1f60: 00000000 00000000 c5d81fac 2e5e3810 0000000f 0000000f b6fc3e00 00000004 # [ 117.772905] 1f80: c03002e4 c5d80000 c5d81fa4 c5d81f98 c0599350 c0599258 00000000 c5d81fa8 # [ 117.781112] 1fa0: c03000c0 c0599344 0000000f 0000000f 00000001 b6e7c000 0000000f 00000000 # [ 117.789320] 1fc0: 0000000f 0000000f b6fc3e00 00000004 00000001 00000000 00020000 bec71a54 # [ 117.797529] 1fe0: 00000004 bec71788 b6f2e4cf b6eb47e6 800e0030 00000001 00000000 00000000 # [ 117.805722] Backtrace: # [ 117.808230] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.816780] r4:00000024 # [ 117.819352] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.827401] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.835350] r9:c5d81f60 r8:c5303000 r7:0000000f r6:b6e7c000 r5:c6869680 r4:c0c2f960 # [ 117.843132] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.850996] r9:c07f639c r8:c5d81f60 r7:c2816000 r6:b6e7c000 r5:c6869680 r4:00000000 # [ 117.858771] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.865937] r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c5d80000 r5:c6869680 # [ 117.873787] r4:c6869680 # [ 117.876354] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.883520] r9:c5d80000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:0000000f r4:0000000f # [ 117.891300] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.898890] Exception stack(0xc5d81fa8 to 0xc5d81ff0) # [ 117.903971] 1fa0: 0000000f 0000000f 00000001 b6e7c000 0000000f 00000000 # [ 117.912179] 1fc0: 0000000f 0000000f b6fc3e00 00000004 00000001 00000000 00020000 bec71a54 # [ 117.920381] 1fe0: 00000004 bec71788 b6f2e4cf b6eb47e6 # [ 117.925468] Code: bad PC value # [ 117.928560] ---[ end trace 94f255cd54398d1d ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPAC[ 118.437697] lkdtm: Performing direct entry EXEC_NULL E.sh # exit=1 # selftes[t s :1 18.445061] lkdtm: attempting ok execution at c0c302f0 kdtm: EXEC_NULL.sh [ 118.452698] lkdtm: attempting bad execution at 00000000 [ 118.459674] 8<--- cut here --- [ 118.462747] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 118.470956] pgd = a80b3d41 [ 118.473737] [00000000] *pgd=00000000 [ 118.477387] Internal error: Oops: 80000005 [#9] SMP ARM [ 118.482625] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 118.511641] CPU: 1 PID: 2249 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 118.519391] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.525929] PC is at 0x0 [ 118.528482] LR is at execute_location+0xa4/0xb4 [ 118.533019] pc : [<00000000>] lr : [] psr: 600e0013 [ 118.539290] sp : c5bc1e38 ip : c5bc1d40 fp : c5bc1e54 [ 118.544520] r10: 0000000a r9 : c1acd2b0 r8 : c15e8784 [ 118.549750] r7 : c5bc1f60 r6 : 00000000 r5 : 00000000 r4 : c0c302f0 [ 118.556283] r3 : b267f301 r2 : b267f301 r1 : ef7965e0 r0 : 0000002b [ 118.562817] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 118.569957] Control: 10c5387d Table: 1685404a DAC: 00000051 [ 118.575709] Process cat (pid: 2249, stack limit = 0x93c29dec) [ 118.581460] Stack: (0xc5bc1e38 to 0xc5bc2000) [ 118.585825] 1e20: 00000025 c5cba000 [ 118.594012] 1e40: 0000000a c5bc1f60 c5bc1e64 c5bc1e58 c135e900 c135e65c c5bc1e74 c5bc1e68 [ 118.602200] 1e60: c0c2f580 c135e8ec c5bc1e9c c5bc1e78 c0c2fa80 c0c2f560 c0c2f960 c6935540 [ 118.610386] 1e80: b6e14000 0000000a c5303000 c5bc1f60 c5bc1ec4 c5bc1ea0 c07f6400 c0c2f96c [ 118.618572] 1ea0: 00000000 c6935540 b6e14000 c2816000 c5bc1f60 c07f639c c5bc1f5c c5bc1ec8 [ 118.626758] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5bc0000 [ 118.634942] 1ee0: b6e14000 00020000 00000004 0000000a 0001fff6 c5bc1ee0 00000001 b6e13000 [ 118.643127] 1f00: c59be500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 118.651312] 1f20: 00000000 00000000 c1373e40 b267f301 c205c540 c6935540 c6935540 c5bc0000 [ 118.659497] 1f40: b6e14000 00000000 00000000 00000004 c5bc1f94 c5bc1f60 c05992c0 c0598c2c [ 118.667683] 1f60: 00000000 00000000 c5bc1fac b267f301 0000000a 0000000a b6f5be00 00000004 [ 118.675868] 1f80: c03002e4 c5bc0000 c5bc1fa4 c5bc1f98 c0599350 c0599258 00000000 c5bc1fa8 [ 118.684053] 1fa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e14000 0000000a 00000000 [ 118.692238] 1fc0: 0000000a 0000000a b6f5be00 00000004 00000001 00000000 00020000 be9a3a54 [ 118.700423] 1fe0: 00000004 be9a3788 b6ec64cf b6e4c7e6 800e0030 00000001 00000000 00000000 [ 118.708602] Backtrace: [ 118.711071] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 118.719260] r7:c5bc1f60 r6:0000000a r5:c5cba000 r4:00000025 [ 118.724937] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.733039] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.741058] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.748984] r9:c5bc1f60 r8:c5303000 r7:0000000a r6:b6e14000 r5:c6935540 r4:c0c2f960 [ 118.756741] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.764581] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6e14000 r5:c6935540 r4:00000000 [ 118.772333] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.779477] r10:00000004 r9:00000000 r8:00000000 r7:b6e14000 r6:c5bc0000 r5:c6935540 [ 118.787312] r4:c6935540 [ 118.789856] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.796999] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6f5be00 r5:0000000a r4:0000000a [ 118.804754] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.812328] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) [ 118.817389] 1fa0: 0000000a 0000000a 00000001 b6e14000 0000000a 00000000 [ 118.825577] 1fc0: 0000000a 0000000a b6f5be00 00000004 00000001 00000000 00020000 be9a3a54 [ 118.833763] 1fe0: 00000004 be9a3788 b6ec64cf b6e4c7e6 [ 118.838830] Code: bad PC value [ 118.842011] ---[ end trace 94f255cd54398d1e ]--- # Segmentation fault # [ 118.437697] lkdtm: Performing direct entry EXEC_NULL # [ 118.445061] lkdtm: attempting ok execution at c0c302f0 # [ 118.452698] lkdtm: attempting bad execution at 00000000 # [ 118.459674] 8<--- cut here --- # [ 118.462747] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 118.470956] pgd = a80b3d41 # [ 118.473737] [00000000] *pgd=00000000 # [ 118.477387] Internal error: Oops: 80000005 [#9] SMP ARM # [ 118.482625] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 118.511641] CPU: 1 PID: 2249 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 118.519391] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.525929] PC is at 0x0 # [ 118.528482] LR is at execute_location+0xa4/0xb4 # [ 118.533019] pc : [<00000000>] lr : [] psr: 600e0013 # [ 118.539290] sp : c5bc1e38 ip : c5bc1d40 fp : c5bc1e54 # [ 118.544520] r10: 0000000a r9 : c1acd2b0 r8 : c15e8784 # [ 118.549750] r7 : c5bc1f60 r6 : 00000000 r5 : 00000000 r4 : c0c302f0 # [ 118.556283] r3 : b267f301 r2 : b267f301 r1 : ef7965e0 r0 : 0000002b # [ 118.562817] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 118.569957] Control: 10c5387d Table: 1685404a DAC: 00000051 # [ 118.575709] Process cat (pid: 2249, stack limit = 0x93c29dec) # [ 118.581460] Stack: (0xc5bc1e38 to 0xc5bc2000) # [ 118.585825] 1e20: 00000025 c5cba000 # [ 118.594012] 1e40: 0000000a c5bc1f60 c5bc1e64 c5bc1e58 c135e900 c135e65c c5bc1e74 c5bc1e68 # [ 118.602200] 1e60: c0c2f580 c135e8ec c5bc1e9c c5bc1e78 c0c2fa80 c0c2f560 c0c2f960 c6935540 # [ 118.610386] 1e80: b6e14000 0000000a c5303000 c5bc1f60 c5bc1ec4 c5bc1ea0 c07f6400 c0c2f96c # [ 118.618572] 1ea0: 00000000 c6935540 b6e14000 c2816000 c5bc1f60 c07f639c c5bc1f5c c5bc1ec8 # [ 118.626758] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5bc0000 # [ 118.634942] 1ee0: b6e14000 00020000 00000004 0000000a 0001fff6 c5bc1ee0 00000001 b6e13000 # [ 118.643127] 1f00: c59be500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 118.651312] 1f20: 00000000 00000000 c1373e40 b267f301 c205c540 c6935540 c6935540 c5bc0000 # [ 118.659497] 1f40: b6e14000 00000000 00000000 00000004 c5bc1f94 c5bc1f60 c05992c0 c0598c2c # [ 118.667683] 1f60: 00000000 00000000 c5bc1fac b267f301 0000000a 0000000a b6f5be00 00000004 # [ 118.675868] 1f80: c03002e4 c5bc0000 c5bc1fa4 c5bc1f98 c0599350 c0599258 00000000 c5bc1fa8 # [ 118.684053] 1fa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e14000 0000000a 00000000 # [ 118.692238] 1fc0: 0000000a 0000000a b6f5be00 00000004 00000001 00000000 00020000 be9a3a54 # [ 118.700423] 1fe0: 00000004 be9a3788 b6ec64cf b6e4c7e6 800e0030 00000001 00000000 00000000 # [ 118.708602] Backtrace: # [ 118.711071] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 118.719260] r7:c5bc1f60 r6:0000000a r5:c5cba000 r4:00000025 # [ 118.724937] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.733039] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.741058] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.748984] r9:c5bc1f60 r8:c5303000 r7:0000000a r6:b6e14000 r5:c6935540 r4:c0c2f960 # [ 118.756741] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.764581] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6e14000 r5:c6935540 r4:00000000 # [ 118.772333] [] (vfs_write) from [] (ksys_write+0x74/0x[ 119.329616] lkdtm: Performing direct entry ACCESS_USERSPACE ec) # [ 118.779477] r10:000000[ 119.337712] lkdtm: attempting bad read at b6f85000 04 r9:00000000 r8:00000000 r7:b6e[ 119.345288] 8<--- cut here --- [ 119.351175] Unhandled fault: page domain fault (0x01b) at 0xb6f85000 [ 119.357548] pgd = 9cc4f622 [ 119.360278] [b6f85000] *pgd=49513831 [ 119.363900] Internal error: : 1b [#10] SMP ARM [ 119.368367] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 119.397658] CPU: 0 PID: 2325 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 119.405424] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.411989] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [ 119.417240] LR is at 0x0 [ 119.419797] pc : [] lr : [<00000000>] psr: 600e0013 [ 119.426086] sp : c5e51e38 ip : 00000027 fp : c5e51e64 [ 119.431333] r10: 00000011 r9 : c1acd2bc r8 : c15e8784 [ 119.436579] r7 : c5e51f60 r6 : 00000051 r5 : c5e50000 r4 : b6f85000 [ 119.443127] r3 : 495d6613 r2 : 495d6613 r1 : ef7815e4 r0 : 00000026 [ 119.449680] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 119.456837] Control: 10c5387d Table: 16f8404a DAC: 00000051 [ 119.462606] Process cat (pid: 2325, stack limit = 0xbb37ba38) [ 119.468374] Stack: (0xc5e51e38 to 0xc5e52000) [ 119.472758] 1e20: 00000022 00000000 [ 119.480968] 1e40: 00000000 495d6613 c5e51e6c 00000026 c5c68000 00000011 c5e51e74 c5e51e68 [ 119.489176] 1e60: c0c2f580 c0c30460 c5e51e9c c5e51e78 c0c2fa80 c0c2f560 c0c2f960 c69f6a00 [ 119.497384] 1e80: b6e3f000 00000011 c5303000 c5e51f60 c5e51ec4 c5e51ea0 c07f6400 c0c2f96c [ 119.505592] 1ea0: 00000000 c69f6a00 b6e3f000 c2816000 c5e51f60 c07f639c c5e51f5c c5e51ec8 [ 119.513801] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5e50000 [ 119.522009] 1ee0: b6e3f000 00020000 00000004 00000011 0001ffef c5e51ee0 00000001 b6e3e000 [ 119.530216] 1f00: c6869e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 119.538424] 1f20: 00000000 00000000 c1373e40 495d6613 c205c540 c69f6a00 c69f6a00 c5e50000 [ 119.546633] 1f40: b6e3f000 00000000 00000000 00000004 c5e51f94 c5e51f60 c05992c0 c0598c2c [ 119.554840] 1f60: 00000000 00000000 c5e51fac 495d6613 00000011 00000011 b6f86e00 00000004 [ 119.563047] 1f80: c03002e4 c5e50000 c5e51fa4 c5e51f98 c0599350 c0599258 00000000 c5e51fa8 [ 119.571255] 1fa0: c03000c0 c0599344 00000011 00000011 00000001 b6e3f000 00000011 00000000 [ 119.579461] 1fc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 becb1a54 [ 119.587668] 1fe0: 00000004 becb1788 b6ef14cf b6e777e6 800e0030 00000001 00000000 00000000 [ 119.595861] Backtrace: [ 119.598368] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.607097] r6:00000011 r5:c5c68000 r4:00000026 [ 119.611755] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.619800] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.627749] r9:c5e51f60 r8:c5303000 r7:00000011 r6:b6e3f000 r5:c69f6a00 r4:c0c2f960 [ 119.635534] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.643396] r9:c07f639c r8:c5e51f60 r7:c2816000 r6:b6e3f000 r5:c69f6a00 r4:00000000 [ 119.651172] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.658339] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c5e50000 r5:c69f6a00 [ 119.666189] r4:c69f6a00 [ 119.668756] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.675924] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000011 r4:00000011 [ 119.683703] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.691294] Exception stack(0xc5e51fa8 to 0xc5e51ff0) [ 119.696376] 1fa0: 00000011 00000011 00000001 b6e3f000 00000011 00000000 [ 119.704586] 1fc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 becb1a54 [ 119.712789] 1fe0: 00000004 becb1788 b6ef14cf b6e777e6 [ 119.717873] Code: e1a01004 e30e01e0 e34c01ac eb1c8d29 (e5943000) [ 119.724000] ---[ end trace 94f255cd54398d1f ]--- 14000 r6:c5bc0000 r5:c6935540 # [ 118.787312] r4:c6935540 # [ 118.789856] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.796999] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6f5be00 r5:0000000a r4:0000000a # [ 118.804754] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.812328] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) # [ 118.817389] 1fa0: 0000000a 0000000a 00000001 b6e14000 0000000a 00000000 # [ 118.825577] 1fc0: 0000000a 0000000a b6f5be00 00000004 00000001 00000000 00020000 be9a3a54 # [ 118.833763] 1fe0: 00000004 be9a3788 b6ec64cf b6e4c7e6 # [ 118.838830] Code: bad PC value # [ 118.842011] ---[ end trace 94f255cd54398d1e ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh # Segmentation fault # [ 119.329616] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 119.337712] lkdtm: attempting bad read at b6f85000 # [ 119.345288] 8<--- cut here --- # [ 119.351175] Unhandled fault: page domain fault (0x01b) at 0xb6f85000 # [ 119.357548] pgd = 9cc4f622 # [ 119.360278] [b6f85000] *pgd=49513831 # [ 119.363900] Internal error: : 1b [#10] SMP ARM # [ 119.368367] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 119.397658] CPU: 0 PID: 2325 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 119.405424] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.411989] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 119.417240] LR is at 0x0 # [ 119.419797] pc : [] lr : [<00000000>] psr: 600e0013 # [ 119.426086] sp : c5e51e38 ip : 00000027 fp : c5e51e64 # [ 119.431333] r10: 00000011 r9 : c1acd2bc r8 : c15e8784 # [ 119.436579] r7 : c5e51f60 r6 : 00000051 r5 : c5e50000 r4 : b6f85000 # [ 119.443127] r3 : 495d6613 r2 : 495d6613 r1 : ef7815e4 r0 : 00000026 # [ 119.449680] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 119.456837] Control: 10c5387d Table: 16f8404a DAC: 00000051 # [ 119.462606] Process cat (pid: 2325, stack limit = 0xbb37ba38) # [ 119.468374] Stack: (0xc5e51e38 to 0xc5e52000) # [ 119.472758] 1e20: 00000022 00000000 # [ 119.480968] 1e40: 00000000 495d6613 c5e51e6c 00000026 c5c68000 00000011 c5e51e74 c5e51e68 # [ 119.489176] 1e60: c0c2f580 c0c30460 c5e51e9c c5e51e78 c0c2fa80 c0c2f560 c0c2f960 c69f6a00 # [ 119.497384] 1e80: b6e3f000 00000011 c5303000 c5e51f60 c5e51ec4 c5e51ea0 c07f6400 c0c2f96c # [ 119.505592] 1ea0: 00000000 c69f6a00 b6e3f000 c2816000 c5e51f60 c07f639c c5e51f5c c5e51ec8 # [ 119.513801] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5e50000 # [ 119.522009] 1ee0: b6e3f000 00020000 00000004 00000011 0001ffef c5e51ee0 00000001 b6e3e000 # [ 119.530216] 1f00: c6869e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 119.538424] 1f20: 00000000 00000000 c1373e40 495d6613 c205c540 c69f6a00 c69f6a00 c5e50000 # [ 119.546633] 1f40: b6e3f000 00000000 00000000 00000004 c5e51f94 c5e51f60 c05992c0 c0598c2c # [ 119.554840] 1f60: 00000000 00000000 c5e51fac 495d6613 00000011 00000011 b6f86e00 00000004 # [ 119.563047] 1f80: c03002e4 c5e50000 c5e51fa4 c5e51f98 c0599350 c0599258 00000000 c5e51fa8 # [ 119.571255] 1fa0: c03000c0 c0599344 00000011 00000011 00000001 b6e3f000 00000011 00000000 # [ 119.579461] 1fc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 becb1a54 # [ 119.587668] 1fe0: 00000004 becb1788 b6ef14cf b6e777e6 800e0030 00000001 00000000 00000000 # [ 119.595861] Backtrace: # [ 119.598368] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.607097] r6:00000011 r5:c5c68000 r4:00000026 # [ 119.611755] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.619800] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.627749] r9:c5e51f60 r8:c5303000 r7:00000011 r6:b6e3f000 r5:c69f6a00 r4:c0c2f960 # [ 119.635534] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.643396] r9:c07f639c r8:c5e51f60 r7:c2816000 r6:b6e3f000 r5:c69f6a00 r4:00000000 # [ 119.651172] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.658339] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c5e50000 r5:c69f6a00 # [ 119.666189] r4:c69f6a00 # [ 119.668756] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.675924] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:00000011 r4:00000011 # [ 119.683703] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.691294] Exception stack(0xc5e51fa8 to 0xc5e51ff0) # [ 119.696376] 1fa0: 00000011 00000011 00000001 b6e3f000 00000011 00000000 # [ 119.704586] 1fc0: 00000011 00000011 b6f86e00 00000004 00000001 00000000 00020000 becb1a54 # [ 119.712789] 1fe0: 00000004 becb1788 b6ef14cf b6e777e6 # [ 119.717873] Code: e1a01004 e30e01e0 e34c01ac eb1c8d29 (e5943000) # [ 119.724000] ---[ end trace 94f255cd54398d1f ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh [ 120.275924] lkdtm: Performing direct entry ACCESS_NULL [ 120.281170] lkdtm: attempting bad read at 00000000 [ 120.285987] 8<--- cut here --- [ 120.289141] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 120.297340] pgd = 409e9451 [ 120.300065] [00000000] *pgd=00000000 [ 120.303673] Internal error: Oops: 5 [#11] SMP ARM [ 120.308388] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 120.337458] CPU: 2 PID: 2400 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 120.345211] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.351765] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 120.356394] LR is at 0x0 [ 120.358940] pc : [] lr : [<00000000>] psr: 600e0013 [ 120.365217] sp : c5e51e50 ip : 00000027 fp : c5e51e64 [ 120.370452] r10: 0000000c r9 : c1acd2d0 r8 : c15e8784 [ 120.375684] r7 : c5e51f60 r6 : 0000000c r5 : c6f1e000 r4 : 00000000 [ 120.382218] r3 : e8453806 r2 : e8453806 r1 : ef7ab5e4 r0 : 00000026 [ 120.388754] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 120.395898] Control: 10c5387d Table: 16e1804a DAC: 00000051 [ 120.401654] Process cat (pid: 2400, stack limit = 0xbb37ba38) [ 120.407410] Stack: (0xc5e51e50 to 0xc5e52000) [ 120.411780] 1e40: 00000027 c6f1e000 c5e51e74 c5e51e68 [ 120.419971] 1e60: c0c2f580 c135e910 c5e51e9c c5e51e78 c0c2fa80 c0c2f560 c0c2f960 c59e1a40 [ 120.428160] 1e80: b6db6000 0000000c c5303000 c5e51f60 c5e51ec4 c5e51ea0 c07f6400 c0c2f96c [ 120.436351] 1ea0: 00000000 c59e1a40 b6db6000 c2816000 c5e51f60 c07f639c c5e51f5c c5e51ec8 [ 120.444540] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5e50000 [ 120.452729] 1ee0: b6db6000 00020000 00000004 0000000c 0001fff4 c5e51ee0 00000001 b6db5000 [ 120.460917] 1f00: c6868a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 120.469107] 1f20: 00000000 00000000 c1373e40 e8453806 c205c540 c59e1a40 c59e1a40 c5e50000 [ 120.477297] 1f40: b6db6000 00000000 00000000 00000004 c5e51f94 c5e51f60 c05992c0 c0598c2c [ 120.485486] 1f60: 00000000 00000000 c5e51fac e8453806 0000000c 0000000c b6efde00 00000004 [ 120.493675] 1f80: c03002e4 c5e50000 c5e51fa4 c5e51f98 c0599350 c0599258 00000000 c5e51fa8 [ 120.501864] 1fa0: c03000c0 c0599344 0000000c 0000000c 00000001 b6db6000 0000000c 00000000 [ 120.510054] 1fc0: 0000000c 0000000c b6efde00 00000004 00000001 00000000 00020000 bed48a54 [ 120.518243] 1fe0: 00000004 bed48788 b6e684cf b6dee7e6 800e0030 00000001 00000000 00000000 [ 120.526424] Backtrace: [ 120.528904] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.537178] r5:c6f1e000 r4:00000027 [ 120.540775] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.548799] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.556729] r9:c5e51f60 r8:c5303000 r7:0000000c r6:b6db6000 r5:c59e1a40 r4:c0c2f960 [ 120.564490] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.572336] r9:c07f639c r8:c5e51f60 r7:c2816000 r6:b6db6000 r5:c59e1a40 r4:00000000 [ 120.580092] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.587239] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c5e50000 r5:c59e1a40 [ 120.595077] r4:c59e1a40 [ 120.597624] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.604771] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000000c r4:0000000c [ 120.612530] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.620106] Exception stack(0xc5e51fa8 to 0xc5e51ff0) [ 120.625168] 1fa0: 0000000c 0000000c 00000001 b6db6000 0000000c 00000000 [ 120.633358] 1fc0: 0000000c 0000000c b6efde00 00000004 00000001 00000000 00020000 bed48a54 [ 120.641543] 1fe0: 00000004 bed48788 b6e684cf b6dee7e6 [ 120.646608] Code: e30e01e0 e34c01ac e1a01004 ebffd438 (e5945000) [ 120.652816] ---[ end trace 94f255cd54398d20 ]--- # Segmentation fault # [ 120.275924] lkdtm: Performing direct entry ACCESS_NULL # [ 120.281170] lkdtm: attempting bad read at 00000000 # [ 120.285987] 8<--- cut here --- # [ 120.289141] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 120.297340] pgd = 409e9451 # [ 120.300065] [00000000] *pgd=00000000 # [ 120.303673] Internal error: Oops: 5 [#11] SMP ARM # [ 120.308388] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 120.337458] CPU: 2 PID: 2400 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 120.345211] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.351765] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 120.356394] LR is at 0x0 # [ 120.358940] pc : [] lr : [<00000000>] psr: 600e0013 # [ 120.365217] sp : c5e51e50 ip : 00000027 fp : c5e51e64 # [ 120.370452] r10: 0000000c r9 : c1acd2d0 r8 : c15e8784 # [ 120.375684] r7 : c5e51f60 r6 : 0000000c r5 : c6f1e000 r4 : 00000000 # [ 120.382218] r3 : e8453806 r2 : e8453806 r1 : ef7ab5e4 r0 : 00000026 # [ 120.388754] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 120.395898] Control: 10c5387d Table: 16e1804a DAC: 00000051 # [ 120.401654] Process cat (pid: 2400, stack limit = 0xbb37ba38) # [ 120.407410] Stack: (0xc5e51e50 to 0xc5e52000) # [ 120.411780] 1e40: 00000027 c6f1e000 c5e51e74 c5e51e68 # [ 120.419971] 1e60: c0c2f580 c135e910 c5e51e9c c5e51e78 c0c2fa80 c0c2f560 c0c2f960 c59e1a40 # [ 120.428160] 1e80: b6db6000 0000000c c5303000 c5e51f60 c5e51ec4 c5e51ea0 c07f6400 c0c2f96c # [ 120.436351] 1ea0: 00000000 c59e1a40 b6db6000 c2816000 c5e51f60 c07f639c c5e51f5c c5e51ec8 # [ 120.444540] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5e50000 # [ 120.452729] 1ee0: b6db6000 00020000 00000004 0000000c 0001fff4 c5e51ee0 00000001 b6db5000 # [ 120.460917] 1f00: c6868a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 120.469107] 1f20: 00000000 00000000 c1373e40 e8453806 c205c540 c59e1a40 c59e1a40 c5e50000 # [ 120.477297] 1f40: b6db6000 00000000 00000000 00000004 c5e51f94 c5e51f60 c05992c0 c0598c2c # [ 120.485486] 1f60: 00000000 00000000 c5e51fac e8453806 0000000c 0000000c b6efde00 00000004 # [ 120.493675] 1f80: c03002e4 c5e50000 c5e51fa4 c5e51f98 c0599350 c0599258 00000000 c5e51fa8 # [ 120.501864] 1fa0: c03000c0 c0599344 0000000c 0000000c 00000001 b6db6000 0000000c 00000000 # [ 120.510054] 1fc0: 0000000c 0000000c b6efde00 00000004 00000001 00000000 00020000 bed48a54 # [ 120.518243] 1fe0: 00000004 bed48788 b6e684cf b6dee7e6 800e0030 00000001 00000000 00000000 # [ 120.526424] Backtrace: # [ 120.528904] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.537178] r5:c6f1e000 r4:00000027 # [ 120.540775] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.548799] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.556729] r9:c5e51f60 r8:c5303000 r7:0000000c r6:b6db6000 r5:c59e1a40 r4:c0c2f960 # [ 120.564490] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.572336] r9:c07f639c r8:c5e51f60 r7:c2816000 r6:b6db6000 r5:c59e1a40 r4:00000000 # [ 120.580092] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.587239] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c5e50000 r5:c59e1a40 # [ 120.595077] r4:c59e1a40 # [ 120.597624] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.604771] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000000c r4:0000000c # [ 120.612530] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.620106] Exception stack(0xc5e51fa8 to 0xc5e51ff0) # [ 120.625168] 1fa0: [ 121.122375] lkdtm: Performing direct entry WRITE_RO 0000000c 0000000c 000[ 121.128627] lkdtm: attempting bad rodata write at c15e8a1c 00001 b6db6000 0000000c[ 0 10201.136879] 8<--- cut here --- 0000 # [ [ 1 2102.16.31343252870] Unable to handle kernel paging request at virtual address c15e8a1c 1fc0: 0000000c 0000000c[ b 61e21.151326] pgd = f9721f70 de00 00000004 00000001 00000000 0[ 121.156467] [c15e8a1c] *pgd=1141941e(bad) 0020000 bed48a54 # [ 120.64[1 5121.163356] Internal error: Oops: 80d [#12] SMP ARM 43] 1fe0: 00000004 bed48788 b6e68[ 121.170838] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 4cf b6dee7e6 # [ 120.646608[] 121.202559] CPU: 1 PID: 2474 Comm: cat Tainted: G D W 5.10.158-cip22 #1 Code: e30e01e0 e3[4 c 0112a1c. 2e2902] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 1a01004 ebffd438 (e5945000) # [[ 121.221546] PC is at lkdtm_WRITE_RO+0x44/0x50 120.652816] ---[ end [t r a1c2e.228755] LR is at 0x0 94f255cd54398d20 ]-[- - 1 2#1 .233637] pc : [] lr : [<00000000>] psr: 600e0013 CCESS_NULL: missin[g '1c2a1l.l242165] sp : c6b75e50 ip : 00000027 fp : c6b75e64 trace:': [FAIL] no[t o1k2 13.849566] r10: 00000009 r9 : c1acd2dc r8 : c15e8784 selftests: lkdtm: ACCESS[_ N U1L1.256969] r7 : c6b75f60 r6 : 00000009 r5 : c5cba000 r4 : c15e8a1c L.sh # exit=1 #[ s e1l2f1t.e2s65928] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e4 r0 : c1ace0e0 s: lkdtm: WRITE_RO.sh [ 121.274549] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 121.283684] Control: 10c5387d Table: 16fd804a DAC: 00000051 [ 121.289455] Process cat (pid: 2474, stack limit = 0x18c48ef1) [ 121.295223] Stack: (0xc6b75e50 to 0xc6b76000) [ 121.299611] 5e40: 00000028 c5cba000 c6b75e74 c6b75e68 [ 121.307821] 5e60: c0c2f580 c135e710 c6b75e9c c6b75e78 c0c2fa80 c0c2f560 c0c2f960 c68688c0 [ 121.316032] 5e80: b6dcb000 00000009 c5303000 c6b75f60 c6b75ec4 c6b75ea0 c07f6400 c0c2f96c [ 121.324240] 5ea0: 00000000 c68688c0 b6dcb000 c2816000 c6b75f60 c07f639c c6b75f5c c6b75ec8 [ 121.332449] 5ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6b74000 [ 121.340656] 5ee0: b6dcb000 00020000 00000004 00000009 0001fff7 c6b75ee0 00000001 b6dca000 [ 121.348863] 5f00: c59ff400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 121.357071] 5f20: 00000000 00000000 c1373e40 98b30286 c205c540 c68688c0 c68688c0 c6b74000 [ 121.365278] 5f40: b6dcb000 00000000 00000000 00000004 c6b75f94 c6b75f60 c05992c0 c0598c2c [ 121.373486] 5f60: 00000000 00000000 c6b75fac 98b30286 00000009 00000009 b6f12e00 00000004 [ 121.381696] 5f80: c03002e4 c6b74000 c6b75fa4 c6b75f98 c0599350 c0599258 00000000 c6b75fa8 [ 121.389904] 5fa0: c03000c0 c0599344 00000009 00000009 00000001 b6dcb000 00000009 00000000 [ 121.398112] 5fc0: 00000009 00000009 b6f12e00 00000004 00000001 00000000 00020000 bea05a54 [ 121.406320] 5fe0: 00000004 bea05788 b6e7d4cf b6e037e6 800e0030 00000001 00000000 00000000 [ 121.414514] Backtrace: [ 121.417034] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.425066] r5:c5cba000 r4:00000028 [ 121.428681] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.436727] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.444676] r9:c6b75f60 r8:c5303000 r7:00000009 r6:b6dcb000 r5:c68688c0 r4:c0c2f960 [ 121.452461] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.460323] r9:c07f639c r8:c6b75f60 r7:c2816000 r6:b6dcb000 r5:c68688c0 r4:00000000 [ 121.468097] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.475262] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c6b74000 r5:c68688c0 [ 121.483113] r4:c68688c0 [ 121.485678] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.492843] r9:c6b74000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:00000009 r4:00000009 [ 121.500624] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.508213] Exception stack(0xc6b75fa8 to 0xc6b75ff0) [ 121.513293] 5fa0: 00000009 00000009 00000001 b6dcb000 00000009 00000000 [ 121.521501] 5fc0: 00000009 00000009 b6f12e00 00000004 00000001 00000000 00020000 bea05a54 [ 121.529702] 5fe0: 00000004 bea05788 b6e7d4cf b6e037e6 [ 121.534786] Code: e34a3bcd e30e00e0 e34c01ac e0233002 (e5843000) [ 121.540914] ---[ end trace 94f255cd54398d21 ]--- # Segmentation fault # [ 121.122375] lkdtm: Performing direct entry WRITE_RO # [ 121.128627] lkdtm: attempting bad rodata write at c15e8a1c # [ 121.136879] 8<--- cut here --- # [ 121.142270] Unable to handle kernel paging request at virtual address c15e8a1c # [ 121.151326] pgd = f9721f70 # [ 121.156467] [c15e8a1c] *pgd=1141941e(bad) # [ 121.163356] Internal error: Oops: 80d [#12] SMP ARM # [ 121.170838] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 121.202559] CPU: 1 PID: 2474 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 121.212902] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.221546] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 121.228755] LR is at 0x0 # [ 121.233637] pc : [] lr : [<00000000>] psr: 600e0013 # [ 121.242165] sp : c6b75e50 ip : 00000027 fp : c6b75e64 # [ 121.249566] r10: 00000009 r9 : c1acd2dc r8 : c15e8784 # [ 121.256969] r7 : c6b75f60 r6 : 00000009 r5 : c5cba000 r4 : c15e8a1c # [ 121.265928] r3 : 0198b861 r2 : aa55aa55 r1 : ef7965e4 r0 : c1ace0e0 # [ 121.274549] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 121.283684] Control: 10c5387d Table: 16fd804a DAC: 00000051 # [ 121.289455] Process cat (pid: 2474, stack limit = 0x18c48ef1) # [ 121.295223] Stack: (0xc6b75e50 to 0xc6b76000) # [ 121.299611] 5e40: 00000028 c5cba000 c6b75e74 c6b75e68 # [ 121.307821] 5e60: c0c2f580 c135e710 c6b75e9c c6b75e78 c0c2fa80 c0c2f560 c0c2f960 c68688c0 # [ 121.316032] 5e80: b6dcb000 00000009 c5303000 c6b75f60 c6b75ec4 c6b75ea0 c07f6400 c0c2f96c # [ 121.324240] 5ea0: 00000000 c68688c0 b6dcb000 c2816000 c6b75f60 c07f639c c6b75f5c c6b75ec8 # [ 121.332449] 5ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6b74000 # [ 121.340656] 5ee0: b6dcb000 00020000 00000004 00000009 0001fff7 c6b75ee0 00000001 b6dca000 # [ 121.348863] 5f00: c59ff400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 121.357071] 5f20: 00000000 00000000 c1373e40 98b30286 c205c540 c68688c0 c68688c0 c6b74000 # [ 121.365278] 5f40: b6dcb000 00000000 00000000 00000004 c6b75f94 c6b75f60 c05992c0 c0598c2c # [ 121.373486] 5f60: 00000000 00000000 c6b75fac 98b30286 00000009 00000009 b6f12e00 00000004 # [ 121.381696] 5f80: c03002e4 c6b74000 c6b75fa4 c6b75f98 c0599350 c0599258 00000000 c6b75fa8 # [ 121.389904] 5fa0: c03000c0 c0599344 00000009 00000009 00000001 b6dcb000 00000009 00000000 # [ 121.398112] 5fc0: 00000009 00000009 b6f12e00 00000004 00000001 00000000 00020000 bea05a54 # [ 121.406320] 5fe0: 00000004 bea05788 b6e7d4cf b6e037e6 800e0030 00000001 00000000 00000000 # [ 121.414514] Backtrace: # [ 121.417034] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.425066] r5:c5cba000 r4:00000028 # [ 121.428681] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.436727] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.444676] r9:c6b75f60 r8:c5303000 r7:00000009 r6:b6dcb000 r5:c68688c0 r4:c0c2f960 # [ 121.452461] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.460323] r9:c07f639c r8:c6b75f60 r7:c2816000 r6:b6dcb000 r5:c68688c0 r4:00000000 # [ 121.468097] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.475262] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c6b74000 r5:c68688c0 # [ 121.483113] r4:c68688c0 # [ 121.485678] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.492843] r9:c6b74000 r8:c03002e4 r7:00000004 r6:b6f12e00 r5:00000009 r4:00000009 # [ 121.500624] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.508213] Exception stack(0xc6b75fa8 to 0xc6b75ff0) # [ 121.513293] 5fa0: 00000009 00000009 00000001 b6dcb000 00000009 00000000 # [ 121.521501] 5fc0: 00000009 00000009 b6f12e00 00000004 00000001 00000000 00020000 bea05a54 # [ 121.529702] 5fe0: 00000004 bea05788 b6e7d4cf b6e037e6 # [ 121.534786] Code: e34a3bcd e30e00e0 e34c01ac e0233002 (e5843000) # [ 121.540914] ---[ end trace 94f255cd54398d[ 122.043121] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 21 ]--- # WRITE_RO: missing 'cal[ 122.049515] lkdtm: attempting bad ro_after_init write at c1b7ec60 l trace:': [FAIL] not ok 39 self[ 122.058454] 8<--- cut here --- tests: lkdtm[: 1W2R2I.T0E6_4R3O4] Unable to handle kernel paging request at virtual address c1b7ec60 .sh # exit=1 #[ s e1l2f2t.e0s7t353] pgd = e9d620f8 s: lkdtm: WRITE_RO_AFTER_INI[T . 122.078055] [c1b7ec60] *pgd=11a1941e(bad) h [ 122.084675] Internal error: Oops: 80d [#13] SMP ARM [ 122.089809] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 122.118886] CPU: 2 PID: 2548 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 122.126637] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.133190] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 [ 122.138522] LR is at __irq_work_queue_local+0x40/0x74 [ 122.143581] pc : [] lr : [] psr: 600e0013 [ 122.149854] sp : c6875e50 ip : c6875d58 fp : c6875e64 [ 122.155087] r10: 00000014 r9 : c1acd2e8 r8 : c15e8784 [ 122.160321] r7 : c6875f60 r6 : 00000014 r5 : c6a8b000 r4 : c1b7ec60 [ 122.166856] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ace0e0 [ 122.173392] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 122.180537] Control: 10c5387d Table: 16dc404a DAC: 00000051 [ 122.186291] Process cat (pid: 2548, stack limit = 0x0905c1d3) [ 122.192045] Stack: (0xc6875e50 to 0xc6876000) [ 122.196417] 5e40: 00000029 c6a8b000 c6875e74 c6875e68 [ 122.204608] 5e60: c0c2f580 c135e760 c6875e9c c6875e78 c0c2fa80 c0c2f560 c0c2f960 c5bd0280 [ 122.212797] 5e80: b6e5c000 00000014 c5303000 c6875f60 c6875ec4 c6875ea0 c07f6400 c0c2f96c [ 122.220989] 5ea0: 00000000 c5bd0280 b6e5c000 c2816000 c6875f60 c07f639c c6875f5c c6875ec8 [ 122.229180] 5ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6874000 [ 122.237369] 5ee0: b6e5c000 00020000 00000004 00000014 0001ffec c6875ee0 00000001 b6e5b000 [ 122.245559] 5f00: c6869540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 122.253750] 5f20: 00000000 00000000 c1373e40 cf5fd2e3 c205c540 c5bd0280 c5bd0280 c6874000 [ 122.261940] 5f40: b6e5c000 00000000 00000000 00000004 c6875f94 c6875f60 c05992c0 c0598c2c [ 122.270129] 5f60: 00000000 00000000 c6875fac cf5fd2e3 00000014 00000014 b6fa3e00 00000004 [ 122.278317] 5f80: c03002e4 c6874000 c6875fa4 c6875f98 c0599350 c0599258 00000000 c6875fa8 [ 122.286507] 5fa0: c03000c0 c0599344 00000014 00000014 00000001 b6e5c000 00000014 00000000 [ 122.294696] 5fc0: 00000014 00000014 b6fa3e00 00000004 00000001 00000000 00020000 be95ea54 [ 122.302886] 5fe0: 00000004 be95e788 b6f0e4cf b6e947e6 800e0030 00000001 00000000 00000000 [ 122.311068] Backtrace: [ 122.313548] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.322517] r5:c6a8b000 r4:00000029 [ 122.326110] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.334134] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.342063] r9:c6875f60 r8:c5303000 r7:00000014 r6:b6e5c000 r5:c5bd0280 r4:c0c2f960 [ 122.349826] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.357670] r9:c07f639c r8:c6875f60 r7:c2816000 r6:b6e5c000 r5:c5bd0280 r4:00000000 [ 122.365427] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.372574] r10:00000004 r9:00000000 r8:00000000 r7:b6e5c000 r6:c6874000 r5:c5bd0280 [ 122.380410] r4:c5bd0280 [ 122.382958] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.390104] r9:c6874000 r8:c03002e4 r7:00000004 r6:b6fa3e00 r5:00000014 r4:00000014 [ 122.397862] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.405439] Exception stack(0xc6875fa8 to 0xc6875ff0) [ 122.410501] 5fa0: 00000014 00000014 00000001 b6e5c000 00000014 00000000 [ 122.418690] 5fc0: 00000014 00000014 b6fa3e00 00000004 00000001 00000000 00020000 be95ea54 [ 122.426876] 5fe0: 00000004 be95e788 b6f0e4cf b6e947e6 [ 122.431941] Code: e34a3bcd e30e00e0 e34c01ac e0233002 (e5843000) [ 122.438048] ---[ end trace 94f255cd54398d22 ]--- # Segmentation fault # [ 122.043121] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 122.049515] lkdtm: attempting bad ro_after_init write at c1b7ec60 # [ 122.058454] 8<--- cut here --- # [ 122.064304] Unable to handle kernel paging request at virtual address c1b7ec60 # [ 122.073353] pgd = e9d620f8 # [ 122.078055] [c1b7ec60] *pgd=11a1941e(bad) # [ 122.084675] Internal error: Oops: 80d [#13] SMP ARM # [ 122.089809] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 122.118886] CPU: 2 PID: 2548 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 122.126637] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.133190] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 122.138522] LR is at __irq_work_queue_local+0x40/0x74 # [ 122.143581] pc : [] lr : [] psr: 600e0013 # [ 122.149854] sp : c6875e50 ip : c6875d58 fp : c6875e64 # [ 122.155087] r10: 00000014 r9 : c1acd2e8 r8 : c15e8784 # [ 122.160321] r7 : c6875f60 r6 : 00000014 r5 : c6a8b000 r4 : c1b7ec60 # [ 122.166856] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ace0e0 # [ 122.173392] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 122.180537] Control: 10c5387d Table: 16dc404a DAC: 00000051 # [ 122.186291] Process cat (pid: 2548, stack limit = 0x0905c1d3) # [ 122.192045] Stack: (0xc6875e50 to 0xc6876000) # [ 122.196417] 5e40: 00000029 c6a8b000 c6875e74 c6875e68 # [ 122.204608] 5e60: c0c2f580 c135e760 c6875e9c c6875e78 c0c2fa80 c0c2f560 c0c2f960 c5bd0280 # [ 122.212797] 5e80: b6e5c000 00000014 c5303000 c6875f60 c6875ec4 c6875ea0 c07f6400 c0c2f96c # [ 122.220989] 5ea0: 00000000 c5bd0280 b6e5c000 c2816000 c6875f60 c07f639c c6875f5c c6875ec8 # [ 122.229180] 5ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c6874000 # [ 122.237369] 5ee0: b6e5c000 00020000 00000004 00000014 0001ffec c6875ee0 00000001 b6e5b000 # [ 122.245559] 5f00: c6869540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 122.253750] 5f20: 00000000 00000000 c1373e40 cf5fd2e3 c205c540 c5bd0280 c5bd0280 c6874000 # [ 122.261940] 5f40: b6e5c000 00000000 00000000 00000004 c6875f94 c6875f60 c05992c0 c0598c2c # [ 122.270129] 5f60: 00000000 00000000 c6875fac cf5fd2e3 00000014 00000014 b6fa3e00 00000004 # [ 122.278317] 5f80: c03002e4 c6874000 c6875fa4 c6875f98 c0599350 c0599258 00000000 c6875fa8 # [ 122.286507] 5fa0: c03000c0 c0599344 00000014 00000014 00000001 b6e5c000 00000014 00000000 # [ 122.294696] 5fc0: 00000014 00000014 b6fa3e00 00000004 00000001 00000000 00020000 be95ea54 # [ 122.302886] 5fe0: 00000004 be95e788 b6f0e4cf b6e947e6 800e0030 00000001 00000000 00000000 # [ 122.311068] Backtrace: # [ 122.313548] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.322517] r5:c6a8b000 r4:00000029 # [ 122.326110] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.334134] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.342063] r9:c6875f60 r8:c5303000 r7:00000014 r6:b6e5c000 r5:c5bd0280 r4:c0c2f960 # [ 122.349826] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.357670] r9:c07f639c r8:c6875f60 r7:c2816000 r6:b6e5c000 r5:c5bd0280 r4:00000000 # [ 122.365427] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.372574] r10:00000004 r9:00000000 r8:00000000 r7:b6e5c000 r6:c6874000 r5:c5bd0280 # [ 122.380410] r4:c5bd0280 # [ 122.382958] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.390104] r9:c6874000 r8:c03002e4 r7:00000004 r6:b6fa3e00 r5:00000014 r4:00000014 # [ 122.397862] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.405439] Exception stack(0xc6875fa8 to 0xc6875ff0) # [ 122.410501] 5fa0: 00000014 00000014 00000001 b6e5c000 00000014 00000000 # [ 122.418690] 5fc0: 00000014 00000014 b6fa3e00 00000004 00000001 00000000 00020000 be95ea54 # [ 122.426876] 5fe0: 00000004 be95e788 b6f0e4cf b6e947e6 # [ 122.431941] Code: e34a3bcd e30e00e0 [ 122.955118] lkdtm: Performing direct entry WRITE_KERN e34c01ac e0233002 (e5843000) # [ 122.961448] lkdtm: attempting bad 7529276 byte write at c135e62c [ 122.438048] ---[ end trace 94f[ 122.970263] 8<--- cut here --- 255cd54398d22 ]--[- 1#2 2W.R9I6109] Unable to handle kernel paging request at virtual address c135e62c TE_RO_AFTE[R _ I1N2I2T.:9 8m5i4s13] pgd = 0b7ca0a4 ing 'call trace:': [FAIL] [ n o122.989944] [c135e62c] *pgd=1121940e(bad) ok 40 selftests:[ l k1d2t2m.:9 6473] Internal error: Oops: 80d [#14] SMP ARM WRITE_RO_AFTER_INIT.sh # exit=1 [ 123.003430] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # selftests: lkdtm[: W12R3I.T0E5134] CPU: 3 PID: 2622 Comm: cat Tainted: G D W 5.10.158-cip22 #1 _KERN.sh [ 123.044954] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.052358] PC is at memcpy+0x50/0x330 [ 123.056115] LR is at 0xe92dd830 [ 123.059262] pc : [] lr : [] psr: 200e0013 [ 123.065533] sp : c5a5de2c ip : e1a0c00d fp : c5a5de64 [ 123.070761] r10: 0000000b r9 : c1acd2fc r8 : e89da800 [ 123.075991] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 [ 123.082524] r3 : e1a0c00d r2 : 0072e29c r1 : c0c30310 r0 : c135e62c [ 123.089057] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 123.096197] Control: 10c5387d Table: 15ebc04a DAC: 00000051 [ 123.101948] Process cat (pid: 2622, stack limit = 0x6648bb9a) [ 123.107698] Stack: (0xc5a5de2c to 0xc5a5e000) [ 123.112065] de20: c0c302f0 0072e33c c5a5df60 c15e8784 c135e62c [ 123.120252] de40: c135e62c c135e810 0000002a c6a8a000 0000000b c5a5df60 c5a5de74 c5a5de68 [ 123.128438] de60: c0c2f580 c135e7d0 c5a5de9c c5a5de78 c0c2fa80 c0c2f560 c0c2f960 c69f6b40 [ 123.136623] de80: b6e11000 0000000b c5303000 c5a5df60 c5a5dec4 c5a5dea0 c07f6400 c0c2f96c [ 123.144809] dea0: 00000000 c69f6b40 b6e11000 c2816000 c5a5df60 c07f639c c5a5df5c c5a5dec8 [ 123.152996] dec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5a5c000 [ 123.161183] dee0: b6e11000 00020000 00000004 0000000b 0001fff5 c5a5dee0 00000001 b6e10000 [ 123.169367] df00: c5dd2dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 123.177555] df20: 00000000 00000000 c1373e40 3382a3b2 c205c540 c69f6b40 c69f6b40 c5a5c000 [ 123.185740] df40: b6e11000 00000000 00000000 00000004 c5a5df94 c5a5df60 c05992c0 c0598c2c [ 123.193924] df60: 00000000 00000000 c5a5dfac 3382a3b2 0000000b 0000000b b6f58e00 00000004 [ 123.202109] df80: c03002e4 c5a5c000 c5a5dfa4 c5a5df98 c0599350 c0599258 00000000 c5a5dfa8 [ 123.210294] dfa0: c03000c0 c0599344 0000000b 0000000b 00000001 b6e11000 0000000b 00000000 [ 123.218479] dfc0: 0000000b 0000000b b6f58e00 00000004 00000001 00000000 00020000 be8b7a54 [ 123.226664] dfe0: 00000004 be8b7788 b6ec34cf b6e497e6 800e0030 00000001 00000000 00000000 [ 123.234842] Backtrace: [ 123.237323] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.245510] r7:c5a5df60 r6:0000000b r5:c6a8a000 r4:0000002a [ 123.251182] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.259200] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.267127] r9:c5a5df60 r8:c5303000 r7:0000000b r6:b6e11000 r5:c69f6b40 r4:c0c2f960 [ 123.274884] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.282723] r9:c07f639c r8:c5a5df60 r7:c2816000 r6:b6e11000 r5:c69f6b40 r4:00000000 [ 123.290475] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.297617] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c5a5c000 r5:c69f6b40 [ 123.305451] r4:c69f6b40 [ 123.307994] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.315137] r9:c5a5c000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:0000000b r4:0000000b [ 123.322891] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.330464] Exception stack(0xc5a5dfa8 to 0xc5a5dff0) [ 123.335522] dfa0: 0000000b 0000000b 00000001 b6e11000 0000000b 00000000 [ 123.343706] dfc0: 0000000b 0000000b b6f58e00 00000004 00000001 00000000 00020000 be8b7a54 [ 123.351890] dfe0: 00000004 be8b7788 b6ec34cf b6e497e6 [ 123.356951] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 123.363055] ---[ end trace 94f255cd54398d23 ]--- # Segmentation fault # [ 122.955118] lkdtm: Performing direct entry WRITE_KERN # [ 122.961448] lkdtm: attempting bad 7529276 byte write at c135e62c # [ 122.970263] 8<--- cut here --- # [ 122.976109] Unable to handle kernel paging request at virtual address c135e62c # [ 122.985413] pgd = 0b7ca0a4 # [ 122.989944] [c135e62c] *pgd=1121940e(bad) # [ 122.996473] Internal error: Oops: 80d [#14] SMP ARM # [ 123.003430] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 123.035134] CPU: 3 PID: 2622 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 123.044954] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.052358] PC is at memcpy+0x50/0x330 # [ 123.056115] LR is at 0xe92dd830 # [ 123.059262] pc : [] lr : [] psr: 200e0013 # [ 123.065533] sp : c5a5de2c ip : e1a0c00d fp : c5a5de64 # [ 123.070761] r10: 0000000b r9 : c1acd2fc r8 : e89da800 # [ 123.075991] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 123.082524] r3 : e1a0c00d r2 : 0072e29c r1 : c0c30310 r0 : c135e62c # [ 123.089057] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 123.096197] Control: 10c5387d Table: 15ebc04a DAC: 00000051 # [ 123.101948] Process cat (pid: 2622, stack limit = 0x6648bb9a) # [ 123.107698] Stack: (0xc5a5de2c to 0xc5a5e000) # [ 123.112065] de20: c0c302f0 0072e33c c5a5df60 c15e8784 c135e62c # [ 123.120252] de40: c135e62c c135e810 0000002a c6a8a000 0000000b c5a5df60 c5a5de74 c5a5de68 # [ 123.128438] de60: c0c2f580 c135e7d0 c5a5de9c c5a5de78 c0c2fa80 c0c2f560 c0c2f960 c69f6b40 # [ 123.136623] de80: b6e11000 0000000b c5303000 c5a5df60 c5a5dec4 c5a5dea0 c07f6400 c0c2f96c # [ 123.144809] dea0: 00000000 c69f6b40 b6e11000 c2816000 c5a5df60 c07f639c c5a5df5c c5a5dec8 # [ 123.152996] dec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c1373e40 c05992c0 c5a5c000 # [ 123.161183] dee0: b6e11000 00020000 00000004 0000000b 0001fff5 c5a5dee0 00000001 b6e10000 # [ 123.169367] df00: c5dd2dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 123.177555] df20: 00000000 00000000 c1373e40 3382a3b2 c205c540 c69f6b40 c69f6b40 c5a5c000 # [ 123.185740] df40: b6e11000 00000000 00000000 00000004 c5a5df94 c5a5df60 c05992c0 c0598c2c # [ 123.193924] df60: 00000000 00000000 c5a5dfac 3382a3b2 0000000b 0000000b b6f58e00 00000004 # [ 123.202109] df80: c03002e4 c5a5c000 c5a5dfa4 c5a5df98 c0599350 c0599258 00000000 c5a5dfa8 # [ 123.210294] dfa0: c03000c0 c0599344 0000000b 0000000b 00000001 b6e11000 0000000b 00000000 # [ 123.218479] dfc0: 0000000b 0000000b b6f58e00 00000004 00000001 00000000 00020000 be8b7a54 # [ 123.226664] dfe0: 00000004 be8b7788 b6ec34cf b6e497e6 800e0030 00000001 00000000 00000000 # [ 123.234842] Backtrace: # [ 123.237323] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.245510] r7:c5a5df60 r6:0000000b r5:c6a8a000 r4:0000002a # [ 123.251182] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.259200] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.267127] r9:c5a5df60 r8:c5303000 r7:0000000b r6:b6e11000 r5:c69f6b40 r4:c0c2f960 # [ 123.274884] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.282723] r9:c07f639c r8:c5a5df60 r7:c2816000 r6:b6e11000 r5:c69f6b40 r4:00000000 # [ 123.290475] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.297617] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c5a5c000 r5:c69f6b40 # [ 123.305451] r4:c69f6b40 # [ 123.307994] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.315137] r9:c5a5c000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:0000000b r4:0000000b # [ 123.322891] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.330464] Exception stack(0xc5a5dfa8 to 0xc5a5dff0) # [ 123.335522] dfa0: 0000000b 0000[ 123.859041] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 000b 00000001 b6e11000 0000000b 0[ 123.867345] lkdtm: attempting good refcount_inc() without overflow 0000000 # [ 123.34[3 7 0162]3 .876358] lkdtm: attempting bad refcount_inc() overflow fc0: 0000000b 0000000b b6f58e00 0[ 123.884062] ------------[ cut here ]------------ 0000004 00000001 00000000 0002000[ 123.891674] WARNING: CPU: 3 PID: 2697 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 0 be8b7a54 # [ 123.351890] dfe0[ 123.902902] refcount_t: saturated; leaking memory. : 00000004 be8b7788 b6ec34cf b6e4[ 123.910497] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 97e6 # [ 123.356951] Code: f5d1[ 123.942202] CPU: 3 PID: 2697 Comm: cat Tainted: G D W 5.10.158-cip22 #1 f05c f5d[1 f 0172c3 .e985b2175616] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 8 e2522020 (e8a051f[8 ) 1 2 3#. 61029] Backtrace: [ 123.363055] ---[ end trace 94[ 123.965659] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 255cd54398d23[ ] -1-2-3 .9 7#5 993] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 RITE_KERN: missin[g '1c2a3l.l9 3563] [] (show_stack) from [] (dump_stack+0xe0/0x100) trace:': [FAIL] not o[k 4112 3.992955] [] (dump_stack) from [] (__warn+0xfc/0x16c) elftests: lkdtm:[ W R1I2T4E._0K02255] r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a2138c RN.sh # exit=1 # self[t e s1t2s4.012084] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) lkdtm: REFCOUN[T _ I12N4C._0O2V1904] r7:00000016 r6:c1a2138c r5:c1a21364 r4:c6b32000 RFLOW.sh [ 124.029564] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 124.039383] r9:c1acd308 r8:c15e8784 r7:c6b33f60 r6:00000016 r5:c5845000 r4:c6b32000 [ 124.047141] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 124.056805] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 124.066906] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.076042] r4:0000002b [ 124.078589] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.086607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.094532] r9:c6b33f60 r8:c5303000 r7:00000016 r6:b6dc4000 r5:c59e1e00 r4:c0c2f960 [ 124.102287] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.110127] r9:c07f639c r8:c6b33f60 r7:c2816000 r6:b6dc4000 r5:c59e1e00 r4:00000000 [ 124.117877] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.125020] r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c6b32000 r5:c59e1e00 [ 124.132853] r4:c59e1e00 [ 124.135395] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.142538] r9:c6b32000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000016 r4:00000016 [ 124.150293] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.157869] Exception stack(0xc6b33fa8 to 0xc6b33ff0) [ 124.162931] 3fa0: 00000016 00000016 00000001 b6dc4000 00000016 00000000 [ 124.171116] 3fc0: 00000016 00000016 b6f0be00 00000004 00000001 00000000 00020000 bea71a54 [ 124.179298] 3fe0: 00000004 bea71788 b6e764cf b6dfc7e6 [ 124.184408] irq event stamp: 0 [ 124.187502] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.193091] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.200632] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.208174] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.213762] ---[ end trace 94f255cd54398d24 ]--- [ 124.218421] lkdtm: Overflow detected: saturated # [ 123.859041] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 123.867345] lkdtm: attempting good refcount_inc() without overflow # [ 123.876358] lkdtm: attempting bad refcount_inc() overflow # [ 123.884062] ------------[ cut here ]------------ # [ 123.891674] WARNING: CPU: 3 PID: 2697 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 123.902902] refcount_t: saturated; leaking memory. # [ 123.910497] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 123.942202] CPU: 3 PID: 2697 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 123.952766] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.961029] Backtrace: # [ 123.965659] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.975993] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 123.983563] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.992955] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.002255] r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a2138c # [ 124.012084] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.021904] r7:00000016 r6:c1a2138c r5:c1a21364 r4:c6b32000 # [ 124.029564] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 124.039383] r9:c1acd308 r8:c15e8784 r7:c6b33f60 r6:00000016 r5:c5845000 r4:c6b32000 # [ 124.047141] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 124.056805] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 124.066906] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.076042] r4:0000002b # [ 124.078589] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.086607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.094532] r9:c6b33f60 r8:c5303000 r7:00000016 r6:b6dc4000 r5:c59e1e00 r4:c0c2f960 # [ 124.102287] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.110127] r9:c07f639c r8:c6b33f60 r7:c2816000 r6:b6dc4000 r5:c59e1e00 r4:00000000 # [ 124.117877] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.125020] r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c6b32000 r5:c59e1e00 # [ 124.132853] r4:c59e1e00 # [ 124.135395] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.142538] r9:c6b32000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000016 r4:00000016 # [ 124.150293] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.157869] Exception stack(0xc6b33fa8 to 0xc6b33ff0) # [ 124.162931] 3fa0: 00000016 00000016 00000001 b6dc4000 00000016 00000000 # [ 124.171116] 3fc0: 00000016 00000016 b6f0be00 00000004 00000001 00000000 00020000 bea71a54 # [ 124.179298] 3fe0: 00000004 bea71788 b6e764cf b6dfc7e6 # [ 124.184408] irq event stamp: 0 # [ 124.187502] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.193091] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.200632] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.208174] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.213762] ---[ end trac[ 124.634433] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW e 94f255cd54398d24 ]--- # [ 124[ 124.641943] lkdtm: attempting good refcount_add() without overflow .218421] lkdtm: Overflow detected[ 124.650959] lkdtm: attempting bad refcount_add() overflow : saturated # REFCOUNT_INC_OVERF[ 124.659243] ------------[ cut here ]------------ LOW: missing 'call trace:': [FAIL[ 124.666695] WARNING: CPU: 2 PID: 2731 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 ] not ok 42 selftests: lkdtm: RE[ 124.678023] refcount_t: saturated; leaking memory. FCOUNT_INC_OVERFLOW.sh # exit=1 [ 124.685605] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # selftests: lkdtm: REFCOUNT_ADD_[ 124.717359] CPU: 2 PID: 2731 Comm: cat Tainted: G D W 5.10.158-cip22 #1 OVERFLOW.sh [ 124.727911] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.735566] Backtrace: [ 124.738048] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.745631] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 124.751308] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.758635] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.765611] r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a2138c [ 124.773372] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.780867] r7:00000016 r6:c1a2138c r5:c1a21364 r4:c5ebc000 [ 124.786547] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 124.795518] r9:c1acd320 r8:c15e8784 r7:c5ebdf60 r6:00000016 r5:c5ff3000 r4:c5ebc000 [ 124.803278] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 124.812950] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 124.823058] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.832197] r4:0000002c [ 124.834747] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.842769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.850699] r9:c5ebdf60 r8:c5303000 r7:00000016 r6:b6dfe000 r5:c5830a00 r4:c0c2f960 [ 124.858460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.866303] r9:c07f639c r8:c5ebdf60 r7:c2816000 r6:b6dfe000 r5:c5830a00 r4:00000000 [ 124.874058] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.881205] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c5ebc000 r5:c5830a00 [ 124.889041] r4:c5830a00 [ 124.891589] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.898735] r9:c5ebc000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:00000016 r4:00000016 [ 124.906494] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.914071] Exception stack(0xc5ebdfa8 to 0xc5ebdff0) [ 124.919136] dfa0: 00000016 00000016 00000001 b6dfe000 00000016 00000000 [ 124.927328] dfc0: 00000016 00000016 b6f45e00 00000004 00000001 00000000 00020000 bedbfa54 [ 124.935513] dfe0: 00000004 bedbf788 b6eb04cf b6e367e6 [ 124.940641] irq event stamp: 0 [ 124.943720] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.949363] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.956868] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.964433] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.970078] ---[ end trace 94f255cd54398d25 ]--- [ 124.974733] lkdtm: Overflow detected: saturated # [ 124.634433] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 124.641943] lkdtm: attempting good refcount_add() without overflow # [ 124.650959] lkdtm: attempting bad refcount_add() overflow # [ 124.659243] ------------[ cut here ]------------ # [ 124.666695] WARNING: CPU: 2 PID: 2731 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 124.678023] refcount_t: saturated; leaking memory. # [ 124.685605] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 124.717359] CPU: 2 PID: 2731 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 124.727911] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.735566] Backtrace: # [ 124.738048] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.745631] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 124.751308] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.758635] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.765611] r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a2138c # [ 124.773372] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.780867] r7:00000016 r6:c1a2138c r5:c1a21364 r4:c5ebc000 # [ 124.786547] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 124.795518] r9:c1acd320 r8:c15e8784 r7:c5ebdf60 r6:00000016 r5:c5ff3000 r4:c5ebc000 # [ 124.803278] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 124.812950] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 124.823058] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.832197] r4:0000002c # [ 124.834747] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.842769] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.850699] r9:c5ebdf60 r8:c5303000 r7:00000016 r6:b6dfe000 r5:c5830a00 r4:c0c2f960 # [ 124.858460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.866303] r9:c07f639c r8:c5ebdf60 r7:c2816000 r6:b6dfe000 r5:c5830a00 r4:00000000 # [ 124.874058] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.881205] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c5ebc000 r5:c5830a00 # [ 124.889041] r4:c5830a00 # [ 124.891589] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.898735] r9:c5ebc000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:00000016 r4:00000016 # [ 124.906494] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.914071] Exception stack(0xc5ebdfa8 to 0xc5ebdff0) # [ 124.919136] dfa0: 00000016 00000016 00000001 b6dfe000 00000016 00000000 # [ 124.927328] dfc0: 00000016 00000016 b6f45e00 00000004 00000001 00000000 00020000 bedbfa54 # [ 124.935513] dfe0: 00000004 bedbf788 b6eb04cf b6e367e6 # [ 124.940641] irq event stamp: 0 # [ 124.943720] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.949363] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.956868] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.964433] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.970078] ---[ end trace 94f255cd54398d25 ]--[ 125.391347] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW - # [ 124.974733] lkdtm: Overfl[ 125.400806] lkdtm: attempting bad refcount_inc_not_zero() overflow ow detected: saturated # REFCOUN[ 125.409830] ------------[ cut here ]------------ T_ADD_OVERFLOW: missing 'call tra[ 125.417301] WARNING: CPU: 3 PID: 2765 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 ce:': [FAIL] not ok 43 selftests[ 125.428578] refcount_t: saturated; leaking memory. : lkdtm: REFCOUNT_ADD_OVERFLOW.sh[ 125.436217] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # exit=1 # selftests: lkdtm: RE[ 125.467955] CPU: 3 PID: 2765 Comm: cat Tainted: G D W 5.10.158-cip22 #1 FCOUNT_INC_N[O T 1_2Z5E.R4O7_8O5V9] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ERFLOW.sh [ 125.486858] Backtrace: [ 125.490274] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.497853] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 125.503526] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.510849] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.517821] r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a2138c [ 125.525577] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.533067] r7:00000013 r6:c1a2138c r5:c1a21364 r4:c5b8e000 [ 125.538741] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 125.547708] r9:c1acd338 r8:c15e8784 r7:c5b8ff60 r6:0000001f r5:c6a8a000 r4:7fffffff [ 125.555463] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 125.565908] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 125.577563] r5:c6a8a000 r4:c5b8e000 [ 125.581155] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.591075] r4:0000002d [ 125.593620] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.601638] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.609563] r9:c5b8ff60 r8:c5303000 r7:0000001f r6:b6de1000 r5:c6935900 r4:c0c2f960 [ 125.617321] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.625159] r9:c07f639c r8:c5b8ff60 r7:c2816000 r6:b6de1000 r5:c6935900 r4:00000000 [ 125.632910] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.640054] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c5b8e000 r5:c6935900 [ 125.647887] r4:c6935900 [ 125.650432] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.657576] r9:c5b8e000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:0000001f r4:0000001f [ 125.665331] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.672907] Exception stack(0xc5b8ffa8 to 0xc5b8fff0) [ 125.677969] ffa0: 0000001f 0000001f 00000001 b6de1000 0000001f 00000000 [ 125.686157] ffc0: 0000001f 0000001f b6f28e00 00000004 00000001 00000000 00020000 bec8ba54 [ 125.694339] ffe0: 00000004 bec8b788 b6e934cf b6e197e6 [ 125.699462] irq event stamp: 0 [ 125.702536] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.708155] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.715657] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.723189] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.728807] ---[ end trace 94f255cd54398d26 ]--- [ 125.733441] lkdtm: Overflow detected: saturated # [ 125.391347] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 125.400806] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 125.409830] ------------[ cut here ]------------ # [ 125.417301] WARNING: CPU: 3 PID: 2765 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 125.428578] refcount_t: saturated; leaking memory. # [ 125.436217] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 125.467955] CPU: 3 PID: 2765 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 125.478509] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.486858] Backtrace: # [ 125.490274] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.497853] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 125.503526] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.510849] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.517821] r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a2138c # [ 125.525577] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.533067] r7:00000013 r6:c1a2138c r5:c1a21364 r4:c5b8e000 # [ 125.538741] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 125.547708] r9:c1acd338 r8:c15e8784 r7:c5b8ff60 r6:0000001f r5:c6a8a000 r4:7fffffff # [ 125.555463] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 125.565908] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 125.577563] r5:c6a8a000 r4:c5b8e000 # [ 125.581155] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.591075] r4:0000002d # [ 125.593620] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.601638] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.609563] r9:c5b8ff60 r8:c5303000 r7:0000001f r6:b6de1000 r5:c6935900 r4:c0c2f960 # [ 125.617321] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.625159] r9:c07f639c r8:c5b8ff60 r7:c2816000 r6:b6de1000 r5:c6935900 r4:00000000 # [ 125.632910] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.640054] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c5b8e000 r5:c6935900 # [ 125.647887] r4:c6935900 # [ 125.650432] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.657576] r9:c5b8e000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:0000001f r4:0000001f # [ 125.665331] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.672907] Exception stack(0xc5b8ffa8 to 0xc5b8fff0) # [ 125.677969] ffa0: 0000001f 0000001f 00000001 b6de1000 0000001f 00000000 # [ 125.686157] ffc0: 0000001f 0000001f b6f28e00 00000004 00000001 00000000 00020000 bec8ba54 # [ 125.694339] ffe0: 00000004 bec8b788 b6e934cf b6e197e6 # [ 125.699462] irq event stamp: 0 # [ 125.702536] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.708155] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.715657] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.723189] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.728807] ---[ end trace 94f255cd54398d26 ]--- # [ 125.733441] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: m[ 126.165691] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW issing 'call trace:': [FAIL] not[ 126.173092] lkdtm: attempting bad refcount_add_not_zero() overflow ok 44 selftests: lkdtm: REFCOUNT[ 126.182031] ------------[ cut here ]------------ _INC_NOT_ZERO_OVERFLOW.sh # exit=[ 126.189536] WARNING: CPU: 2 PID: 2799 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 1 # selftests: lkdtm: REFCOUNT_A[ 126.200806] refcount_t: saturated; leaking memory. DD_NOT_ZERO_OVERFLOW.sh [ 126.208454] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 126.239480] CPU: 2 PID: 2799 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 126.247230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.253764] Backtrace: [ 126.256237] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.263817] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 126.269488] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.276812] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.283784] r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a2138c [ 126.291540] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.299029] r7:00000013 r6:c1a2138c r5:c1a21364 r4:c6a8e000 [ 126.304704] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 126.313669] r9:c1acd358 r8:c15e8784 r7:c6a8ff60 r6:0000001f r5:c5b92000 r4:7fffffff [ 126.321427] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 126.331872] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 126.343527] r5:c5b92000 r4:c6a8e000 [ 126.347119] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.357037] r4:0000002e [ 126.359584] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.367600] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.375525] r9:c6a8ff60 r8:c5303000 r7:0000001f r6:b6df6000 r5:c6868140 r4:c0c2f960 [ 126.383282] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.391120] r9:c07f639c r8:c6a8ff60 r7:c2816000 r6:b6df6000 r5:c6868140 r4:00000000 [ 126.398873] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.406016] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c6a8e000 r5:c6868140 [ 126.413849] r4:c6868140 [ 126.416390] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.423534] r9:c6a8e000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000001f r4:0000001f [ 126.431287] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.438861] Exception stack(0xc6a8ffa8 to 0xc6a8fff0) [ 126.443922] ffa0: 0000001f 0000001f 00000001 b6df6000 0000001f 00000000 [ 126.452110] ffc0: 0000001f 0000001f b6f3de00 00000004 00000001 00000000 00020000 be823a54 [ 126.460292] ffe0: 00000004 be823788 b6ea84cf b6e2e7e6 [ 126.465434] irq event stamp: 0 [ 126.468544] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.474136] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.481671] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.489200] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.494784] ---[ end trace 94f255cd54398d27 ]--- [ 126.499442] lkdtm: Overflow detected: saturated # [ 126.165691] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 126.173092] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 126.182031] ------------[ cut here ]------------ # [ 126.189536] WARNING: CPU: 2 PID: 2799 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 126.200806] refcount_t: saturated; leaking memory. # [ 126.208454] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 126.239480] CPU: 2 PID: 2799 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 126.247230] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.253764] Backtrace: # [ 126.256237] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.263817] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 126.269488] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.276812] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.283784] r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a2138c # [ 126.291540] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.299029] r7:00000013 r6:c1a2138c r5:c1a21364 r4:c6a8e000 # [ 126.304704] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 126.313669] r9:c1acd358 r8:c15e8784 r7:c6a8ff60 r6:0000001f r5:c5b92000 r4:7fffffff # [ 126.321427] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 126.331872] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 126.343527] r5:c5b92000 r4:c6a8e000 # [ 126.347119] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.357037] r4:0000002e # [ 126.359584] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.367600] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.375525] r9:c6a8ff60 r8:c5303000 r7:0000001f r6:b6df6000 r5:c6868140 r4:c0c2f960 # [ 126.383282] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.391120] r9:c07f639c r8:c6a8ff60 r7:c2816000 r6:b6df6000 r5:c6868140 r4:00000000 # [ 126.398873] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.406016] r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c6a8e000 r5:c6868140 # [ 126.413849] r4:c6868140 # [ 126.416390] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.423534] r9:c6a8e000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000001f r4:0000001f # [ 126.431287] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.438861] Exception stack(0xc6a8ffa8 to 0xc6a8fff0) # [ 126.443922] ffa0: 0000001f 0000001f 00000001 b6df6000 0000001f 00000000 # [ 126.452110] ffc0: 0000001f 0000001f b6f3de00 00000004 00000001 00000000 00020000 be823a54 # [ 126.460292] ffe0: 00000004 be823788 b6ea84cf b6e2e7e6 # [ 126.465434] irq event stamp: 0 # [ 126.468544] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.474136] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.481671] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.489200] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.494784] ---[ end trace 94f255cd54398d27 ]--- # [ 126.499442] lkdtm: Ov[ 126.912444] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO erflow detected: saturated # REF[ 126.920749] lkdtm: attempting good refcount_dec() COUNT_ADD_NOT_ZERO_OVERFLOW: miss[ 126.928283] lkdtm: attempting bad refcount_dec() to zero ing 'call trace:': [FAIL] not ok[ 126.936411] ------------[ cut here ]------------ 45 selftests: lkdtm: REFCOUNT_AD[ 126.943960] WARNING: CPU: 3 PID: 2833 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 D_NOT_ZERO_OVERFLOW.sh # exit=1 [ 126.955215] refcount_t: decrement hit 0; leaking memory. # selftests: lkdtm: REFCOUNT_DEC_[ 126.963381] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 ZERO.sh [ 126.995112] CPU: 3 PID: 2833 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 127.003575] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.010108] Backtrace: [ 127.012584] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.020163] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 127.025833] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.033157] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.040129] r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a2138c [ 127.047884] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.055372] r7:0000001f r6:c1a2138c r5:c1a213f0 r4:c6a8e000 [ 127.061048] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 127.070016] r9:c1acd378 r8:c15e8784 r7:c6a8ff60 r6:00000012 r5:c6a8a000 r4:c6a8e000 [ 127.077776] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 127.087443] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 127.097199] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.105989] r4:0000002f [ 127.108535] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.116552] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.124476] r9:c6a8ff60 r8:c5303000 r7:00000012 r6:b6de1000 r5:c5d38f00 r4:c0c2f960 [ 127.132232] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.140071] r9:c07f639c r8:c6a8ff60 r7:c2816000 r6:b6de1000 r5:c5d38f00 r4:00000000 [ 127.147822] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.154967] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6a8e000 r5:c5d38f00 [ 127.162799] r4:c5d38f00 [ 127.165343] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.172487] r9:c6a8e000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000012 r4:00000012 [ 127.180241] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.187815] Exception stack(0xc6a8ffa8 to 0xc6a8fff0) [ 127.192875] ffa0: 00000012 00000012 00000001 b6de1000 00000012 00000000 [ 127.201061] ffc0: 00000012 00000012 b6f28e00 00000004 00000001 00000000 00020000 bee12a54 [ 127.209244] ffe0: 00000004 bee12788 b6e934cf b6e197e6 [ 127.214357] irq event stamp: 0 [ 127.217450] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.223042] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.230582] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.238119] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.243708] ---[ end trace 94f255cd54398d28 ]--- [ 127.248368] lkdtm: Zero detected: saturated # [ 126.912444] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 126.920749] lkdtm: attempting good refcount_dec() # [ 126.928283] lkdtm: attempting bad refcount_dec() to zero # [ 126.936411] ------------[ cut here ]------------ # [ 126.943960] WARNING: CPU: 3 PID: 2833 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 126.955215] refcount_t: decrement hit 0; leaking memory. # [ 126.963381] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 126.995112] CPU: 3 PID: 2833 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 127.003575] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.010108] Backtrace: # [ 127.012584] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.020163] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 127.025833] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.033157] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.040129] r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a2138c # [ 127.047884] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.055372] r7:0000001f r6:c1a2138c r5:c1a213f0 r4:c6a8e000 # [ 127.061048] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 127.070016] r9:c1acd378 r8:c15e8784 r7:c6a8ff60 r6:00000012 r5:c6a8a000 r4:c6a8e000 # [ 127.077776] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 127.087443] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 127.097199] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.105989] r4:0000002f # [ 127.108535] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.116552] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.124476] r9:c6a8ff60 r8:c5303000 r7:00000012 r6:b6de1000 r5:c5d38f00 r4:c0c2f960 # [ 127.132232] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.140071] r9:c07f639c r8:c6a8ff60 r7:c2816000 r6:b6de1000 r5:c5d38f00 r4:00000000 # [ 127.147822] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.154967] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6a8e000 r5:c5d38f00 # [ 127.162799] r4:c5d38f00 # [ 127.165343] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.172487] r9:c6a8e000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000012 r4:00000012 # [ 127.180241] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.187815] Exception stack(0xc6a8ffa8 to 0xc6a8fff0) # [ 127.192875] ffa0: 00000012 00000012 00000001 b6de1000 00000012 00000000 # [ 127.201061] ffc0: 00000012 00000012 b6f28e00 00000004 00000001 00000000 00020000 bee12a54 # [ 127.209244] ffe0: 00000004 bee12788 b6e934cf b6e197e6 # [ 127.214357] irq event stamp: 0 # [ 127.217450] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.223042] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.230582] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.238119] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.243708] ---[ end trace 94f255cd54398d28 ]--- # [ 127.248368] 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 [ 127.694006] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 127.700173] lkdtm: attempting bad refcount_dec() below zero [ 127.705784] ------------[ cut here ]------------ [ 127.710533] WARNING: CPU: 2 PID: 2870 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 127.719062] refcount_t: decrement hit 0; leaking memory. [ 127.724386] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 127.753543] CPU: 2 PID: 2870 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 127.761292] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.767827] Backtrace: [ 127.770303] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.777882] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 127.783551] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.790874] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.797846] r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a2138c [ 127.805601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.813091] r7:0000001f r6:c1a2138c r5:c1a213f0 r4:c5eaa000 [ 127.818766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 127.827733] r9:c1acd38c r8:c15e8784 r7:c5eabf60 r6:00000016 r5:00000000 r4:c5eaa000 [ 127.835494] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 127.845160] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 127.855263] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.864400] r5:c47a3000 r4:00000030 [ 127.867987] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.876006] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.883931] r9:c5eabf60 r8:c5303000 r7:00000016 r6:b6e1a000 r5:c68697c0 r4:c0c2f960 [ 127.891688] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.899528] r9:c07f639c r8:c5eabf60 r7:c2816000 r6:b6e1a000 r5:c68697c0 r4:00000000 [ 127.907280] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.914423] r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c5eaa000 r5:c68697c0 [ 127.922256] r4:c68697c0 [ 127.924799] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.931944] r9:c5eaa000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:00000016 r4:00000016 [ 127.939700] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.947275] Exception stack(0xc5eabfa8 to 0xc5eabff0) [ 127.952337] bfa0: 00000016 00000016 00000001 b6e1a000 00000016 00000000 [ 127.960521] bfc0: 00000016 00000016 b6f61e00 00000004 00000001 00000000 00020000 bea4ca54 [ 127.968703] bfe0: 00000004 bea4c788 b6ecc4cf b6e527e6 [ 127.973814] irq event stamp: 0 [ 127.976893] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.982533] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.990075] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.997602] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.003190] ---[ end trace 94f255cd54398d29 ]--- [ 128.007878] lkdtm: Negative detected: saturated # [ 127.694006] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 127.700173] lkdtm: attempting bad refcount_dec() below zero # [ 127.705784] ------------[ cut here ]------------ # [ 127.710533] WARNING: CPU: 2 PID: 2870 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 127.719062] refcount_t: decrement hit 0; leaking memory. # [ 127.724386] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 127.753543] CPU: 2 PID: 2870 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 127.761292] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.767827] Backtrace: # [ 127.770303] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.777882] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 127.783551] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.790874] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.797846] r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a2138c # [ 127.805601] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.813091] r7:0000001f r6:c1a2138c r5:c1a213f0 r4:c5eaa000 # [ 127.818766] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 127.827733] r9:c1acd38c r8:c15e8784 r7:c5eabf60 r6:00000016 r5:00000000 r4:c5eaa000 # [ 127.835494] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 127.845160] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 127.855263] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.864400] r5:c47a3000 r4:00000030 # [ 127.867987] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.876006] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.883931] r9:c5eabf60 r8:c5303000 r7:00000016 r6:b6e1a000 r5:c68697c0 r4:c0c2f960 # [ 127.891688] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.899528] r9:c07f639c r8:c5eabf60 r7:c2816000 r6:b6e1a000 r5:c68697c0 r4:00000000 # [ 127.907280] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.914423] r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c5eaa000 r5:c68697c0 # [ 127.922256] r4:c68697c0 # [ 127.924799] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.931944] r9:c5eaa000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:00000016 r4:00000016 # [ 127.939700] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.947275] Exception stack(0xc5eabfa8 to 0xc5eabff0) # [ 127.952337] bfa0: 00000016 00000016 00000001 b6e1a000 00000016 00000000 # [ 127.960521] bfc0: 00000016 00000016 b6f61e00 00000004 00000001 00000000 00020000 bea4ca54 # [ 127.968703] bfe0: 00000004 bea4c788 b6ecc4cf b6e527e6 # [ 127.973814] irq event stamp: 0 # [ 127.976893] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.982533] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.990075] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.997602] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.003190] ---[ end trace 94f255cd54398d29 ]--- # [ 128.007878] 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 [ 128.457574] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 128.464978] lkdtm: attempting bad refcount_dec_and_test() below zero [ 128.471425] ------------[ cut here ]------------ [ 128.476081] WARNING: CPU: 3 PID: 2905 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 128.484744] refcount_t: underflow; use-after-free. [ 128.489596] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 128.518756] CPU: 3 PID: 2905 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 128.526506] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.533038] Backtrace: [ 128.535511] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.543091] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 128.548761] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.556086] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.563057] r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a2138c [ 128.570814] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.578305] r7:0000001c r6:c1a2138c r5:c1a213c8 r4:c5bc0000 [ 128.583980] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 128.593034] r9:c1acd3a4 r8:c15e8784 r7:c5bc1f60 r6:0000001f r5:00000000 r4:c5bc0000 [ 128.600791] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 128.611238] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 128.622903] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.632820] r5:c5845000 r4:00000031 [ 128.636407] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.644425] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.652349] r9:c5bc1f60 r8:c5303000 r7:0000001f r6:b6e76000 r5:c40988c0 r4:c0c2f960 [ 128.660105] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.667944] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6e76000 r5:c40988c0 r4:00000000 [ 128.675695] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.682838] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c5bc0000 r5:c40988c0 [ 128.690671] r4:c40988c0 [ 128.693215] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.700359] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:0000001f r4:0000001f [ 128.708113] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.715688] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) [ 128.720749] 1fa0: 0000001f 0000001f 00000001 b6e76000 0000001f 00000000 [ 128.728935] 1fc0: 0000001f 0000001f b6fbde00 00000004 00000001 00000000 00020000 bebc2a54 [ 128.737119] 1fe0: 00000004 bebc2788 b6f284cf b6eae7e6 [ 128.742228] irq event stamp: 0 [ 128.745306] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.750921] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 128.758495] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 128.766005] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.771623] ---[ end trace 94f255cd54398d2a ]--- [ 128.776257] lkdtm: Negative detected: saturated # [ 128.457574] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 128.464978] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 128.471425] ------------[ cut here ]------------ # [ 128.476081] WARNING: CPU: 3 PID: 2905 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 128.484744] refcount_t: underflow; use-after-free. # [ 128.489596] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 128.518756] CPU: 3 PID: 2905 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 128.526506] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.533038] Backtrace: # [ 128.535511] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.543091] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 128.548761] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.556086] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.563057] r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a2138c # [ 128.570814] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.578305] r7:0000001c r6:c1a2138c r5:c1a213c8 r4:c5bc0000 # [ 128.583980] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 128.593034] r9:c1acd3a4 r8:c15e8784 r7:c5bc1f60 r6:0000001f r5:00000000 r4:c5bc0000 # [ 128.600791] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 128.611238] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 128.622903] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.632820] r5:c5845000 r4:00000031 # [ 128.636407] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.644425] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.652349] r9:c5bc1f60 r8:c5303000 r7:0000001f r6:b6e76000 r5:c40988c0 r4:c0c2f960 # [ 128.660105] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.667944] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6e76000 r5:c40988c0 r4:00000000 # [ 128.675695] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.682838] r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c5bc0000 r5:c40988c0 # [ 128.690671] r4:c40988c0 # [ 128.693215] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.700359] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6fbde00 r5:0000001f r4:0000001f # [ 128.708113] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.715688] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) # [ 128.720749] 1fa0: 0000001f 0000001f 00000001 b6e76000 0000001f 00000000 # [ 128.728935] 1fc0: 0000001f 0000001f b6fbde00 00000004 00000001 00000000 00020000 bebc2a54 # [ 128.737119] 1fe0: 00000004 bebc2788 b6f284cf b6eae7e6 # [ 128.742228] irq event stamp: 0 # [ 128.745306] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.750921] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 128.758495] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 128.766005] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.771623] ---[ end trace 94f255cd54398d2a ]--- # [ 128.776257] 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_TE[ 129.225174] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE ST_NEGATIVE.sh [ 129.232770] lkdtm: attempting bad refcount_sub_and_test() below zero [ 129.240568] ------------[ cut here ]------------ [ 129.245241] WARNING: CPU: 2 PID: 2940 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 129.253832] refcount_t: underflow; use-after-free. [ 129.258667] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 129.287823] CPU: 2 PID: 2940 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 129.295572] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.302106] Backtrace: [ 129.304579] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.312158] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 129.317828] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.325152] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.332124] r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a2138c [ 129.339879] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.347368] r7:0000001c r6:c1a2138c r5:c1a213c8 r4:c5e50000 [ 129.353041] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 129.362096] r9:c1acd3c4 r8:c15e8784 r7:c5e51f60 r6:0000001f r5:c5e7d000 r4:c5e50000 [ 129.369855] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 129.380301] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 129.391966] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.401884] r4:00000032 [ 129.404430] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.412449] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.420375] r9:c5e51f60 r8:c5303000 r7:0000001f r6:b6e53000 r5:c5ab4a00 r4:c0c2f960 [ 129.428132] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.435970] r9:c07f639c r8:c5e51f60 r7:c2816000 r6:b6e53000 r5:c5ab4a00 r4:00000000 [ 129.443722] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.450864] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c5e50000 r5:c5ab4a00 [ 129.458698] r4:c5ab4a00 [ 129.461240] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.468384] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:0000001f r4:0000001f [ 129.476138] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.483712] Exception stack(0xc5e51fa8 to 0xc5e51ff0) [ 129.488773] 1fa0: 0000001f 0000001f 00000001 b6e53000 0000001f 00000000 [ 129.496960] 1fc0: 0000001f 0000001f b6f9ae00 00000004 00000001 00000000 00020000 bec12a54 [ 129.505143] 1fe0: 00000004 bec12788 b6f054cf b6e8b7e6 [ 129.510259] irq event stamp: 0 [ 129.513339] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.518973] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 129.526501] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 129.534064] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.539700] ---[ end trace 94f255cd54398d2b ]--- [ 129.544339] lkdtm: Negative detected: saturated # [ 129.225174] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 129.232770] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 129.240568] ------------[ cut here ]------------ # [ 129.245241] WARNING: CPU: 2 PID: 2940 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 129.253832] refcount_t: underflow; use-after-free. # [ 129.258667] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 129.287823] CPU: 2 PID: 2940 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 129.295572] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.302106] Backtrace: # [ 129.304579] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.312158] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 129.317828] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.325152] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.332124] r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a2138c # [ 129.339879] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.347368] r7:0000001c r6:c1a2138c r5:c1a213c8 r4:c5e50000 # [ 129.353041] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 129.362096] r9:c1acd3c4 r8:c15e8784 r7:c5e51f60 r6:0000001f r5:c5e7d000 r4:c5e50000 # [ 129.369855] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 129.380301] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 129.391966] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.401884] r4:00000032 # [ 129.404430] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.412449] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.420375] r9:c5e51f60 r8:c5303000 r7:0000001f r6:b6e53000 r5:c5ab4a00 r4:c0c2f960 # [ 129.428132] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.435970] r9:c07f639c r8:c5e51f60 r7:c2816000 r6:b6e53000 r5:c5ab4a00 r4:00000000 # [ 129.443722] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.450864] r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c5e50000 r5:c5ab4a00 # [ 129.458698] r4:c5ab4a00 # [ 129.461240] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.468384] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:0000001f r4:0000001f # [ 129.476138] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.483712] Exception stack(0xc5e51fa8 to 0xc5e51ff0) # [ 129.488773] 1fa0: 0000001f 0000001f 00000001 b6e53000 0000001f 00000000 # [ 129.496960] 1fc0: 0000001f 0000001f b6f9ae00 00000004 00000001 00000000 00020000 bec12a54 # [ 129.505143] 1fe0: 00000004 bec12788 b6f054cf b6e8b7e6 # [ 129.510259] irq event stamp: 0 # [ 129.513339] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.518973] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 129.526501] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 129.534064] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.539700] ---[ end trace 94f255cd54398d2b ]--- # [ 129.544339] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 129.989207] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # selftests: lkdtm: REFCOUNT_INC[ 129.995279] lkdtm: attempting safe refcount_inc_not_zero() from zero _ZERO.sh [ 130.004569] lkdtm: Good: zero detected [ 130.009166] lkdtm: Correctly stayed at zero [ 130.013394] lkdtm: attempting bad refcount_inc() from zero [ 130.018948] ------------[ cut here ]------------ [ 130.023594] WARNING: CPU: 0 PID: 2972 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 130.032246] refcount_t: addition on 0; use-after-free. [ 130.037427] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 130.066576] CPU: 0 PID: 2972 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 130.074325] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.080857] Backtrace: [ 130.083331] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.090909] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 130.096580] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.103902] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.110873] r9:00000009 r8:c086e968 r7:00000019 r6:00000009 r5:c086e968 r4:c1a2138c [ 130.118629] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.126117] r7:00000019 r6:c1a2138c r5:c1a2139c r4:c6870000 [ 130.131792] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 130.140847] r9:c1acd3e4 r8:c15e8784 r7:c6871f60 r6:00000012 r5:00000000 r4:c6870000 [ 130.148605] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 130.158270] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 130.168025] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.176816] r5:c6a8b000 r4:00000033 [ 130.180403] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.188420] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.196344] r9:c6871f60 r8:c5303000 r7:00000012 r6:b6e92000 r5:c4099400 r4:c0c2f960 [ 130.204101] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.211941] r9:c07f639c r8:c6871f60 r7:c2816000 r6:b6e92000 r5:c4099400 r4:00000000 [ 130.219692] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.226835] r10:00000004 r9:00000000 r8:00000000 r7:b6e92000 r6:c6870000 r5:c4099400 [ 130.234668] r4:c4099400 [ 130.237212] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.244354] r9:c6870000 r8:c03002e4 r7:00000004 r6:b6fd9e00 r5:00000012 r4:00000012 [ 130.252109] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.259684] Exception stack(0xc6871fa8 to 0xc6871ff0) [ 130.264745] 1fa0: 00000012 00000012 00000001 b6e92000 00000012 00000000 [ 130.272931] 1fc0: 00000012 00000012 b6fd9e00 00000004 00000001 00000000 00020000 be99ca54 [ 130.281113] 1fe0: 00000004 be99c788 b6f444cf b6eca7e6 [ 130.286249] irq event stamp: 0 [ 130.289354] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.294946] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.303435] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.311000] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.316585] ---[ end trace 94f255cd54398d2c ]--- [ 130.321238] lkdtm: Zero detected: saturated # [ 129.989207] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 129.995279] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 130.004569] lkdtm: Good: zero detected # [ 130.009166] lkdtm: Correctly stayed at zero # [ 130.013394] lkdtm: attempting bad refcount_inc() from zero # [ 130.018948] ------------[ cut here ]------------ # [ 130.023594] WARNING: CPU: 0 PID: 2972 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 130.032246] refcount_t: addition on 0; use-after-free. # [ 130.037427] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 130.066576] CPU: 0 PID: 2972 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 130.074325] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.080857] Backtrace: # [ 130.083331] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.090909] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 130.096580] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.103902] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.110873] r9:00000009 r8:c086e968 r7:00000019 r6:00000009 r5:c086e968 r4:c1a2138c # [ 130.118629] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.126117] r7:00000019 r6:c1a2138c r5:c1a2139c r4:c6870000 # [ 130.131792] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 130.140847] r9:c1acd3e4 r8:c15e8784 r7:c6871f60 r6:00000012 r5:00000000 r4:c6870000 # [ 130.148605] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 130.158270] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 130.168025] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.176816] r5:c6a8b000 r4:00000033 # [ 130.180403] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.188420] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.196344] r9:c6871f60 r8:c5303000 r7:00000012 r6:b6e92000 r5:c4099400 r4:c0c2f960 # [ 130.204101] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.211941] r9:c07f639c r8:c6871f60 r7:c2816000 r6:b6e92000 r5:c4099400 r4:00000000 # [ 130.219692] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.226835] r10:00000004 r9:00000000 r8:00000000 r7:b6e92000 r6:c6870000 r5:c4099400 # [ 130.234668] r4:c4099400 # [ 130.237212] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.244354] r9:c6870000 r8:c03002e4 r7:00000004 r6:b6fd9e00 r5:00000012 r4:00000012 # [ 130.252109] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.259684] Exception stack(0xc6871fa8 to 0xc6871ff0) # [ 130.264745] 1fa0: 00000012 00000012 00000001 b6e92000 00000012 00000000 # [ 130.272931] 1fc0: 00000012 00000012 b6fd9e00 00000004 00000001 00000000 00020000 be99ca54 # [ 130.281113] 1fe0: 00000004 be99c788 b6f444cf b6eca7e6 # [ 130.286249] irq event stamp: 0 # [ 130.289354] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.294946] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.303435] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.311000] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.316585] ---[ end trace 94f255cd54398d2c ]--- # [ 130.321238] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUN[ 130.798923] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO T_INC_ZERO.sh # e[x i t1=310 . 8#5420] lkdtm: attempting safe refcount_add_not_zero() from zero selftests: lkdtm: REFCOUNT_ADD_Z[ 130.813985] lkdtm: Good: zero detected ERO.sh [ 130.820517] lkdtm: Correctly stayed at zero [ 130.825354] lkdtm: attempting bad refcount_add() from zero [ 130.830950] ------------[ cut here ]------------ [ 130.835624] WARNING: CPU: 3 PID: 3006 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 130.844189] refcount_t: addition on 0; use-after-free. [ 130.849369] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 130.878512] CPU: 3 PID: 3006 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 130.886260] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.892793] Backtrace: [ 130.895266] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.902845] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 130.908515] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.915838] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.922809] r9:00000009 r8:c086e968 r7:00000019 r6:00000009 r5:c086e968 r4:c1a2138c [ 130.930566] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.938056] r7:00000019 r6:c1a2138c r5:c1a2139c r4:c5eac000 [ 130.943731] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 130.952786] r9:c1acd3f8 r8:c15e8784 r7:c5eadf60 r6:00000012 r5:00000000 r4:c5eac000 [ 130.960542] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 130.970206] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 130.979962] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.988752] r5:c6a8a000 r4:00000034 [ 130.992339] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.000357] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.008283] r9:c5eadf60 r8:c5303000 r7:00000012 r6:b6e17000 r5:c69f6f00 r4:c0c2f960 [ 131.016041] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.023881] r9:c07f639c r8:c5eadf60 r7:c2816000 r6:b6e17000 r5:c69f6f00 r4:00000000 [ 131.031633] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.038777] r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c5eac000 r5:c69f6f00 [ 131.046609] r4:c69f6f00 [ 131.049154] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.056297] r9:c5eac000 r8:c03002e4 r7:00000004 r6:b6f5ee00 r5:00000012 r4:00000012 [ 131.064051] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.071626] Exception stack(0xc5eadfa8 to 0xc5eadff0) [ 131.076687] dfa0: 00000012 00000012 00000001 b6e17000 00000012 00000000 [ 131.084873] dfc0: 00000012 00000012 b6f5ee00 00000004 00000001 00000000 00020000 beae1a54 [ 131.093057] dfe0: 00000004 beae1788 b6ec94cf b6e4f7e6 [ 131.098148] irq event stamp: 0 [ 131.101222] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.106810] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 131.114351] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 131.121916] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.127535] ---[ end trace 94f255cd54398d2d ]--- [ 131.132170] lkdtm: Zero detected: saturated # [ 130.798923] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 130.805420] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 130.813985] lkdtm: Good: zero detected # [ 130.820517] lkdtm: Correctly stayed at zero # [ 130.825354] lkdtm: attempting bad refcount_add() from zero # [ 130.830950] ------------[ cut here ]------------ # [ 130.835624] WARNING: CPU: 3 PID: 3006 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 130.844189] refcount_t: addition on 0; use-after-free. # [ 130.849369] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 130.878512] CPU: 3 PID: 3006 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 130.886260] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.892793] Backtrace: # [ 130.895266] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.902845] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 130.908515] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.915838] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.922809] r9:00000009 r8:c086e968 r7:00000019 r6:00000009 r5:c086e968 r4:c1a2138c # [ 130.930566] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.938056] r7:00000019 r6:c1a2138c r5:c1a2139c r4:c5eac000 # [ 130.943731] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 130.952786] r9:c1acd3f8 r8:c15e8784 r7:c5eadf60 r6:00000012 r5:00000000 r4:c5eac000 # [ 130.960542] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 130.970206] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 130.979962] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.988752] r5:c6a8a000 r4:00000034 # [ 130.992339] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.000357] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.008283] r9:c5eadf60 r8:c5303000 r7:00000012 r6:b6e17000 r5:c69f6f00 r4:c0c2f960 # [ 131.016041] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.023881] r9:c07f639c r8:c5eadf60 r7:c2816000 r6:b6e17000 r5:c69f6f00 r4:00000000 # [ 131.031633] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.038777] r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c5eac000 r5:c69f6f00 # [ 131.046609] r4:c69f6f00 # [ 131.049154] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.056297] r9:c5eac000 r8:c03002e4 r7:00000004 r6:b6f5ee00 r5:00000012 r4:00000012 # [ 131.064051] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.071626] Exception stack(0xc5eadfa8 to 0xc5eadff0) # [ 131.076687] dfa0: 00000012 00000012 00000001 b6e17000 00000012 00000000 # [ 131.084873] dfc0: 00000012 00000012 b6f5ee00 00000004 00000001 00000000 00020000 beae1a54 # [ 131.093057] dfe0: 00000004 beae1788 b6ec94cf b6e4f7e6 # [ 131.098148] irq event stamp: 0 # [ 131.101222] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.106810] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 131.114351] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 131.121916] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.127535] ---[ end trace 94f255cd54398d2d ]--- # [ 131.132170] 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 [ 131.629708] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 131.635827] lkdtm: attempting bad refcount_inc() from saturated [ 131.641827] ------------[ cut here ]------------ [ 131.646483] WARNING: CPU: 2 PID: 3043 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 131.654972] refcount_t: saturated; leaking memory. [ 131.659850] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 131.689079] CPU: 2 PID: 3043 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 131.696833] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.703371] Backtrace: [ 131.705851] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.713435] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 131.719111] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.726437] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.733412] r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a2138c [ 131.741173] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.748666] r7:00000016 r6:c1a2138c r5:c1a21364 r4:c5ed0000 [ 131.754344] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 131.763314] r9:c1acd40c r8:c15e8784 r7:c5ed1f60 r6:00000017 r5:c6e62000 r4:c5ed0000 [ 131.771077] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 131.780749] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 131.790941] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.800167] r4:00000035 [ 131.802719] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.810741] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.818670] r9:c5ed1f60 r8:c5303000 r7:00000017 r6:b6e2d000 r5:c5ab4500 r4:c0c2f960 [ 131.826432] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.834273] r9:c07f639c r8:c5ed1f60 r7:c2816000 r6:b6e2d000 r5:c5ab4500 r4:00000000 [ 131.842028] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.849175] r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c5ed0000 r5:c5ab4500 [ 131.857010] r4:c5ab4500 [ 131.859559] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.866706] r9:c5ed0000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000017 r4:00000017 [ 131.874466] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.882043] Exception stack(0xc5ed1fa8 to 0xc5ed1ff0) [ 131.887108] 1fa0: 00000017 00000017 00000001 b6e2d000 00000017 00000000 [ 131.895299] 1fc0: 00000017 00000017 b6f74e00 00000004 00000001 00000000 00020000 be8eca54 [ 131.903485] 1fe0: 00000004 be8ec788 b6edf4cf b6e657e6 [ 131.908621] irq event stamp: 0 [ 131.911698] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.917327] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 131.924829] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 131.932403] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.938038] ---[ end trace 94f255cd54398d2e ]--- [ 131.942691] lkdtm: Saturation detected: still saturated # [ 131.629708] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 131.635827] lkdtm: attempting bad refcount_inc() from saturated # [ 131.641827] ------------[ cut here ]------------ # [ 131.646483] WARNING: CPU: 2 PID: 3043 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 131.654972] refcount_t: saturated; leaking memory. # [ 131.659850] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 131.689079] CPU: 2 PID: 3043 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 131.696833] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.703371] Backtrace: # [ 131.705851] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.713435] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 131.719111] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.726437] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.733412] r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a2138c # [ 131.741173] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.748666] r7:00000016 r6:c1a2138c r5:c1a21364 r4:c5ed0000 # [ 131.754344] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 131.763314] r9:c1acd40c r8:c15e8784 r7:c5ed1f60 r6:00000017 r5:c6e62000 r4:c5ed0000 # [ 131.771077] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 131.780749] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 131.790941] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.800167] r4:00000035 # [ 131.802719] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.810741] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.818670] r9:c5ed1f60 r8:c5303000 r7:00000017 r6:b6e2d000 r5:c5ab4500 r4:c0c2f960 # [ 131.826432] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.834273] r9:c07f639c r8:c5ed1f60 r7:c2816000 r6:b6e2d000 r5:c5ab4500 r4:00000000 # [ 131.842028] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.849175] r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c5ed0000 r5:c5ab4500 # [ 131.857010] r4:c5ab4500 # [ 131.859559] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.866706] r9:c5ed0000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000017 r4:00000017 # [ 131.874466] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.882043] Exception stack(0xc5ed1fa8 to 0xc5ed1ff0) # [ 131.887108] 1fa0: 00000017 00000017 00000001 b6e2d000 00000017 00000000 # [ 131.895299] 1fc0: 00000017 00000017 b6f74e00 00000004 00000001 00000000 00020000 be8eca54 # [ 131.903485] 1fe0: 00000004 be8ec788 b6edf4cf b6e657e6 # [ 131.908621] irq event stamp: 0 # [ 131.911698] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.917327] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 131.924829] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 131.932403] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.938038] ---[ end trace 94f255cd54398d2e ]--- # [ 131.942691] 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 [ 132.440530] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 132.446676] lkdtm: attempting bad refcount_dec() from saturated [ 132.452665] ------------[ cut here ]------------ [ 132.457355] WARNING: CPU: 3 PID: 3078 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 132.465821] refcount_t: decrement hit 0; leaking memory. [ 132.471201] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 132.500350] CPU: 3 PID: 3078 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 132.508100] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 132.514633] Backtrace: [ 132.517107] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 132.524687] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 132.530358] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 132.537680] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 132.544650] r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a2138c [ 132.552405] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 132.559893] r7:0000001f r6:c1a2138c r5:c1a213f0 r4:c5bc0000 [ 132.565569] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 132.574537] r9:c1acd424 r8:c15e8784 r7:c5bc1f60 r6:00000017 r5:c5800000 r4:c5bc0000 [ 132.582298] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 132.591965] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 132.602157] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 132.611381] r4:00000036 [ 132.613928] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 132.621945] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 132.629870] r9:c5bc1f60 r8:c5303000 r7:00000017 r6:b6e47000 r5:c6868140 r4:c0c2f960 [ 132.637628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 132.645468] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6e47000 r5:c6868140 r4:00000000 [ 132.653219] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 132.660364] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c5bc0000 r5:c6868140 [ 132.668197] r4:c6868140 [ 132.670739] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 132.677883] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6f8ee00 r5:00000017 r4:00000017 [ 132.685638] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 132.693213] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) [ 132.698275] 1fa0: 00000017 00000017 00000001 b6e47000 00000017 00000000 [ 132.706463] 1fc0: 00000017 00000017 b6f8ee00 00000004 00000001 00000000 00020000 beb2da54 [ 132.714646] 1fe0: 00000004 beb2d788 b6ef94cf b6e7f7e6 [ 132.719768] irq event stamp: 0 [ 132.722842] hardirqs last enabled at (0): [<00000000>] 0x0 [ 132.728459] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 132.735961] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 132.743500] softirqs last disabled at (0): [<00000000>] 0x0 [ 132.749118] ---[ end trace 94f255cd54398d2f ]--- [ 132.753750] lkdtm: Saturation detected: still saturated # [ 132.440530] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 132.446676] lkdtm: attempting bad refcount_dec() from saturated # [ 132.452665] ------------[ cut here ]------------ # [ 132.457355] WARNING: CPU: 3 PID: 3078 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 132.465821] refcount_t: decrement hit 0; leaking memory. # [ 132.471201] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 132.500350] CPU: 3 PID: 3078 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 132.508100] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 132.514633] Backtrace: # [ 132.517107] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 132.524687] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 132.530358] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 132.537680] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 132.544650] r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a2138c # [ 132.552405] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 132.559893] r7:0000001f r6:c1a2138c r5:c1a213f0 r4:c5bc0000 # [ 132.565569] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 132.574537] r9:c1acd424 r8:c15e8784 r7:c5bc1f60 r6:00000017 r5:c5800000 r4:c5bc0000 # [ 132.582298] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 132.591965] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 132.602157] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.611381] r4:00000036 # [ 132.613928] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.621945] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.629870] r9:c5bc1f60 r8:c5303000 r7:00000017 r6:b6e47000 r5:c6868140 r4:c0c2f960 # [ 132.637628] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 132.645468] r9:c07f639c r8:c5bc1f60 r7:c2816000 r6:b6e47000 r5:c6868140 r4:00000000 # [ 132.653219] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.660364] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c5bc0000 r5:c6868140 # [ 132.668197] r4:c6868140 # [ 132.670739] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.677883] r9:c5bc0000 r8:c03002e4 r7:00000004 r6:b6f8ee00 r5:00000017 r4:00000017 # [ 132.685638] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.693213] Exception stack(0xc5bc1fa8 to 0xc5bc1ff0) # [ 132.698275] 1fa0: 00000017 00000017 00000001 b6e47000 00000017 00000000 # [ 132.706463] 1fc0: 00000017 00000017 b6f8ee00 00000004 00000001 00000000 00020000 beb2da54 # [ 132.714646] 1fe0: 00000004 beb2d788 b6ef94cf b6e7f7e6 # [ 132.719768] irq event stamp: 0 # [ 132.722842] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 132.728459] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 132.735961] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 132.743500] softirqs last disabled at (0): [<00000000>] 0x0 # [ 132.749118] ---[ end trace 94f255cd54398d2f ]--- # [ 132.753750] 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 [ 133.232828] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 133.239021] lkdtm: attempting bad refcount_dec() from saturated [ 133.244958] ------------[ cut here ]------------ [ 133.249663] WARNING: CPU: 3 PID: 3113 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 133.258151] refcount_t: saturated; leaking memory. [ 133.262985] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 133.292490] CPU: 3 PID: 3113 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 133.300240] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 133.306773] Backtrace: [ 133.309247] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 133.316825] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 133.322496] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 133.329818] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 133.336788] r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a2138c [ 133.344546] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 133.352035] r7:00000016 r6:c1a2138c r5:c1a21364 r4:c580a000 [ 133.357710] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 133.366678] r9:c1acd43c r8:c15e8784 r7:c580bf60 r6:00000017 r5:c5800000 r4:c580a000 [ 133.374432] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 133.384096] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 133.394285] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 133.403507] r4:00000037 [ 133.406053] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 133.414070] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 133.421998] r9:c580bf60 r8:c5303000 r7:00000017 r6:b6e35000 r5:c4098280 r4:c0c2f960 [ 133.429755] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 133.437592] r9:c07f639c r8:c580bf60 r7:c2816000 r6:b6e35000 r5:c4098280 r4:00000000 [ 133.445343] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 133.452486] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c580a000 r5:c4098280 [ 133.460320] r4:c4098280 [ 133.462865] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 133.470009] r9:c580a000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:00000017 r4:00000017 [ 133.477764] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 133.485339] Exception stack(0xc580bfa8 to 0xc580bff0) [ 133.490400] bfa0: 00000017 00000017 00000001 b6e35000 00000017 00000000 [ 133.498587] bfc0: 00000017 00000017 b6f7ce00 00000004 00000001 00000000 00020000 bed9fa54 [ 133.506770] bfe0: 00000004 bed9f788 b6ee74cf b6e6d7e6 [ 133.511886] irq event stamp: 0 [ 133.514959] hardirqs last enabled at (0): [<00000000>] 0x0 [ 133.520574] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 133.528106] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 133.535601] softirqs last disabled at (0): [<00000000>] 0x0 [ 133.541242] ---[ end trace 94f255cd54398d30 ]--- [ 133.545881] lkdtm: Saturation detected: still saturated # [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d # [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache # [ 133.232828] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 133.239021] lkdtm: attempting bad refcount_dec() from saturated # [ 133.244958] ------------[ cut here ]------------ # [ 133.249663] WARNING: CPU: 3 PID: 3113 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 133.258151] refcount_t: saturated; leaking memory. # [ 133.262985] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 133.292490] CPU: 3 PID: 3113 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 133.300240] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 133.306773] Backtrace: # [ 133.309247] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 133.316825] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 133.322496] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 133.329818] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 133.336788] r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a2138c # [ 133.344546] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 133.352035] r7:00000016 r6:c1a2138c r5:c1a21364 r4:c580a000 # [ 133.357710] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 133.366678] r9:c1acd43c r8:c15e8784 r7:c580bf60 r6:00000017 r5:c5800000 r4:c580a000 # [ 133.374432] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 133.384096] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 133.394285] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.403507] r4:00000037 # [ 133.406053] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.414070] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.421998] r9:c580bf60 r8:c5303000 r7:00000017 r6:b6e35000 r5:c4098280 r4:c0c2f960 # [ 133.429755] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 133.437592] r9:c07f639c r8:c580bf60 r7:c2816000 r6:b6e35000 r5:c4098280 r4:00000000 # [ 133.445343] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.452486] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c580a000 r5:c4098280 # [ 133.460320] r4:c4098280 # [ 133.462865] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.470009] r9:c580a000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:00000017 r4:00000017 # [ 133.477764] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.485339] Exception stack(0xc580bfa8 to 0xc580bff0) # [ 133.490400] bfa0: 00000017 00000017 00000001 b6e35000 00000017 00000000 # [ 133.498587] bfc0: 00000017 00000017 b6f7ce00 00000004 00000001 00000000 00020000 bed9fa54 # [ 133.506770] bfe0: 00000004 bed9f788 b6ee74cf b6e6d7e6 # [ 133.511886] irq event stamp: 0 # [ 133.514959] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 133.520574] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 133.528106] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 133.535601] softirqs last disabled at (0): [<00000000>] 0x0 # [ 133.541242] ---[ end trace 94f255cd54398d30 ]--- # [ 133.545881] 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 [ 134.031509] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 134.040269] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 134.047113] ------------[ cut here ]------------ [ 134.051785] WARNING: CPU: 1 PID: 3145 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 134.060281] refcount_t: saturated; leaking memory. [ 134.065085] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 134.094240] CPU: 1 PID: 3145 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 134.101991] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 134.108525] Backtrace: [ 134.110998] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 134.118581] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 134.124253] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 134.131577] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 134.138550] r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a2138c [ 134.146304] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 134.153794] r7:00000013 r6:c1a2138c r5:c1a21364 r4:c5eaa000 [ 134.159466] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 134.168433] r9:c1acd454 r8:c15e8784 r7:c5eabf60 r6:00000020 r5:c6d08000 r4:c0000000 [ 134.176189] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 134.186635] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 134.198379] r5:c6d08000 r4:c5eaa000 [ 134.201971] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 134.211976] r4:00000038 [ 134.214522] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 134.222540] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 134.230466] r9:c5eabf60 r8:c5303000 r7:00000020 r6:b6e50000 r5:c5b08140 r4:c0c2f960 [ 134.238223] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 134.246063] r9:c07f639c r8:c5eabf60 r7:c2816000 r6:b6e50000 r5:c5b08140 r4:00000000 [ 134.253815] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 134.260960] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c5eaa000 r5:c5b08140 [ 134.268794] r4:c5b08140 [ 134.271339] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 134.278483] r9:c5eaa000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000020 r4:00000020 [ 134.286239] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 134.293814] Exception stack(0xc5eabfa8 to 0xc5eabff0) [ 134.298876] bfa0: 00000020 00000020 00000001 b6e50000 00000020 00000000 [ 134.307063] bfc0: 00000020 00000020 b6f97e00 00000004 00000001 00000000 00020000 be9c4a54 [ 134.315244] bfe0: 00000004 be9c4788 b6f024cf b6e887e6 [ 134.320378] irq event stamp: 0 [ 134.323451] hardirqs last enabled at (0): [<00000000>] 0x0 [ 134.329071] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 134.336586] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 134.344133] softirqs last disabled at (0): [<00000000>] 0x0 [ 134.349767] ---[ end trace 94f255cd54398d31 ]--- [ 134.354401] lkdtm: Saturation detected: still saturated # [ 134.031509] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 134.040269] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 134.047113] ------------[ cut here ]------------ # [ 134.051785] WARNING: CPU: 1 PID: 3145 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 134.060281] refcount_t: saturated; leaking memory. # [ 134.065085] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 134.094240] CPU: 1 PID: 3145 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 134.101991] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 134.108525] Backtrace: # [ 134.110998] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 134.118581] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 134.124253] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 134.131577] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 134.138550] r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a2138c # [ 134.146304] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 134.153794] r7:00000013 r6:c1a2138c r5:c1a21364 r4:c5eaa000 # [ 134.159466] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 134.168433] r9:c1acd454 r8:c15e8784 r7:c5eabf60 r6:00000020 r5:c6d08000 r4:c0000000 # [ 134.176189] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 134.186635] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 134.198379] r5:c6d08000 r4:c5eaa000 # [ 134.201971] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.211976] r4:00000038 # [ 134.214522] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 134.222540] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.230466] r9:c5eabf60 r8:c5303000 r7:00000020 r6:b6e50000 r5:c5b08140 r4:c0c2f960 # [ 134.238223] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 134.246063] r9:c07f639c r8:c5eabf60 r7:c2816000 r6:b6e50000 r5:c5b08140 r4:00000000 # [ 134.253815] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.260960] r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c5eaa000 r5:c5b08140 # [ 134.268794] r4:c5b08140 # [ 134.271339] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.278483] r9:c5eaa000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:00000020 r4:00000020 # [ 134.286239] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.293814] Exception stack(0xc5eabfa8 to 0xc5eabff0) # [ 134.298876] bfa0: 00000020 00000020 00000001 b6e50000 00000020 00000000 # [ 134.307063] bfc0: 00000020 00000020 b6f97e00 00000004 00000001 00000000 00020000 be9c4a54 # [ 134.315244] bfe0: 00000004 be9c4788 b6f024cf b6e887e6 # [ 134.320378] irq event stamp: 0 # [ 134.323451] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 134.329071] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 134.336586] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 134.344133] softirqs last disabled at (0): [<00000000>] 0x0 # [ 134.349767] ---[ end trace 94f255cd54398d31 ]--- # [ 134.354401] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh [ 134.842447] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 134.849399] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 134.856117] ------------[ cut here ]------------ [ 134.860849] WARNING: CPU: 2 PID: 3179 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 134.869372] refcount_t: saturated; leaking memory. [ 134.874178] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 134.903410] CPU: 2 PID: 3179 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 134.911163] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 134.917700] Backtrace: [ 134.920180] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 134.927765] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 134.933440] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 134.940767] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 134.947745] r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a2138c [ 134.955506] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 134.962999] r7:00000013 r6:c1a2138c r5:c1a21364 r4:c5e50000 [ 134.968680] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 134.977652] r9:c1acd474 r8:c15e8784 r7:c5e51f60 r6:00000020 r5:c6c16000 r4:c0000000 [ 134.985412] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 134.995864] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 135.007608] r5:c6c16000 r4:c5e50000 [ 135.011208] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 135.021214] r4:00000039 [ 135.023765] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 135.031788] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 135.039717] r9:c5e51f60 r8:c5303000 r7:00000020 r6:b6e7d000 r5:c29c8b40 r4:c0c2f960 [ 135.047480] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 135.055323] r9:c07f639c r8:c5e51f60 r7:c2816000 r6:b6e7d000 r5:c29c8b40 r4:00000000 [ 135.063078] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 135.070227] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5e50000 r5:c29c8b40 [ 135.078066] r4:c29c8b40 [ 135.080614] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.087762] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000020 r4:00000020 [ 135.095522] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.103100] Exception stack(0xc5e51fa8 to 0xc5e51ff0) [ 135.108166] 1fa0: 00000020 00000020 00000001 b6e7d000 00000020 00000000 [ 135.116357] 1fc0: 00000020 00000020 b6fc4e00 00000004 00000001 00000000 00020000 bef31a54 [ 135.124546] 1fe0: 00000004 bef31788 b6f2f4cf b6eb57e6 [ 135.129685] irq event stamp: 0 [ 135.132763] hardirqs last enabled at (0): [<00000000>] 0x0 [ 135.138397] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 135.145918] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 135.153475] softirqs last disabled at (0): [<00000000>] 0x0 [ 135.159109] ---[ end trace 94f255cd54398d32 ]--- [ 135.163753] lkdtm: Saturation detected: still saturated # [ 134.842447] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 134.849399] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 134.856117] ------------[ cut here ]------------ # [ 134.860849] WARNING: CPU: 2 PID: 3179 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 134.869372] refcount_t: saturated; leaking memory. # [ 134.874178] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 134.903410] CPU: 2 PID: 3179 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 134.911163] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 134.917700] Backtrace: # [ 134.920180] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 134.927765] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 134.933440] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 134.940767] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 134.947745] r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a2138c # [ 134.955506] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 134.962999] r7:00000013 r6:c1a2138c r5:c1a21364 r4:c5e50000 # [ 134.968680] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 134.977652] r9:c1acd474 r8:c15e8784 r7:c5e51f60 r6:00000020 r5:c6c16000 r4:c0000000 # [ 134.985412] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 134.995864] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 135.007608] r5:c6c16000 r4:c5e50000 # [ 135.011208] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.021214] r4:00000039 # [ 135.023765] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.031788] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.039717] r9:c5e51f60 r8:c5303000 r7:00000020 r6:b6e7d000 r5:c29c8b40 r4:c0c2f960 # [ 135.047480] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 135.055323] r9:c07f639c r8:c5e51f60 r7:c2816000 r6:b6e7d000 r5:c29c8b40 r4:00000000 # [ 135.063078] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.070227] r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5e50000 r5:c29c8b40 # [ 135.078066] r4:c29c8b40 # [ 135.080614] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.087762] r9:c5e50000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000020 r4:00000020 # [ 135.095522] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.103100] Exception stack(0xc5e51fa8 to 0xc5e51ff0) # [ 135.108166] 1fa0: 00000020 00000020 00000001 b6e7d000 00000020 00000000 # [ 135.116357] 1fc0: 00000020 00000020 b6fc4e00 00000004 00000001 00000000 00020000 bef31a54 # [ 135.124546] 1fe0: 00000004 bef31788 b6f2f4cf b6eb57e6 # [ 135.129685] irq event stamp: 0 # [ 135.132763] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 135.138397] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 135.145918] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 135.153475] softirqs last disabled at (0): [<00000000>] 0x0 # [ 135.159109] ---[ end trace 94f255cd54398d32 ]--- # [ 135.163753] 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 [ 135.678672] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 135.685572] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 135.692364] ------------[ cut here ]------------ [ 135.697082] WARNING: CPU: 0 PID: 3216 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 135.705652] refcount_t: underflow; use-after-free. [ 135.710510] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 135.739734] CPU: 0 PID: 3216 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 135.747485] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 135.754019] Backtrace: [ 135.756491] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 135.764072] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 135.769743] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 135.777068] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 135.784038] r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a2138c [ 135.791793] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 135.799283] r7:0000001c r6:c1a2138c r5:c1a213c8 r4:c5a5c000 [ 135.804958] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 135.814013] r9:c1acd494 r8:c15e8784 r7:c5a5df60 r6:00000020 r5:c5c8d000 r4:c5a5c000 [ 135.821771] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 135.832220] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 135.843973] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 135.853976] r4:0000003a [ 135.856523] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 135.864540] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 135.872466] r9:c5a5df60 r8:c5303000 r7:00000020 r6:b6e4c000 r5:c5830b40 r4:c0c2f960 [ 135.880223] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 135.888062] r9:c07f639c r8:c5a5df60 r7:c2816000 r6:b6e4c000 r5:c5830b40 r4:00000000 [ 135.895814] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 135.902957] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c5a5c000 r5:c5830b40 [ 135.910791] r4:c5830b40 [ 135.913335] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 135.920478] r9:c5a5c000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000020 r4:00000020 [ 135.928235] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 135.935810] Exception stack(0xc5a5dfa8 to 0xc5a5dff0) [ 135.940872] dfa0: 00000020 00000020 00000001 b6e4c000 00000020 00000000 [ 135.949059] dfc0: 00000020 00000020 b6f93e00 00000004 00000001 00000000 00020000 bec4ba54 [ 135.957242] dfe0: 00000004 bec4b788 b6efe4cf b6e847e6 [ 135.962360] irq event stamp: 0 [ 135.965433] hardirqs last enabled at (0): [<00000000>] 0x0 [ 135.971891] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 135.979447] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 135.986972] softirqs last disabled at (0): [<00000000>] 0x0 [ 135.992555] ---[ end trace 94f255cd54398d33 ]--- [ 135.997206] lkdtm: Saturation detected: still saturated # [ 135.678672] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 135.685572] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 135.692364] ------------[ cut here ]------------ # [ 135.697082] WARNING: CPU: 0 PID: 3216 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 135.705652] refcount_t: underflow; use-after-free. # [ 135.710510] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 135.739734] CPU: 0 PID: 3216 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 135.747485] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 135.754019] Backtrace: # [ 135.756491] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 135.764072] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 135.769743] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 135.777068] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 135.784038] r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a2138c # [ 135.791793] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 135.799283] r7:0000001c r6:c1a2138c r5:c1a213c8 r4:c5a5c000 # [ 135.804958] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 135.814013] r9:c1acd494 r8:c15e8784 r7:c5a5df60 r6:00000020 r5:c5c8d000 r4:c5a5c000 # [ 135.821771] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 135.832220] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 135.843973] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.853976] r4:0000003a # [ 135.856523] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.864540] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.872466] r9:c5a5df60 r8:c5303000 r7:00000020 r6:b6e4c000 r5:c5830b40 r4:c0c2f960 # [ 135.880223] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 135.888062] r9:c07f639c r8:c5a5df60 r7:c2816000 r6:b6e4c000 r5:c5830b40 r4:00000000 # [ 135.895814] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.902957] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c5a5c000 r5:c5830b40 # [ 135.910791] r4:c5830b40 # [ 135.913335] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.920478] r9:c5a5c000 r8:c03002e4 r7:00000004 r6:b6f93e00 r5:00000020 r4:00000020 # [ 135.928235] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.935810] Exception stack(0xc5a5dfa8 to 0xc5a5dff0) # [ 135.940872] dfa0: 00000020 00000020 00000001 b6e4c000 00000020 00000000 # [ 135.949059] dfc0: 00000020 00000020 b6f93e00 00000004 00000001 00000000 00020000 bec4ba54 # [ 135.957242] dfe0: 00000004 bec4b788 b6efe4cf b6e847e6 # [ 135.962360] irq event stamp: 0 # [ 135.965433] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 135.971891] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 135.979447] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 135.986972] softirqs last disabled at (0): [<00000000>] 0x0 # [ 135.992555] ---[ end trace 94f255cd54398d33 ]--- # [ 135.997206] 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 [ 136.507708] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 136.514610] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 136.521392] ------------[ cut here ]------------ [ 136.526047] WARNING: CPU: 0 PID: 3251 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 136.534685] refcount_t: underflow; use-after-free. [ 136.539535] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 [ 136.568785] CPU: 0 PID: 3251 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 136.576535] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 136.583067] Backtrace: [ 136.585541] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 136.593120] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 136.598791] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 136.606115] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 136.613086] r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a2138c [ 136.620843] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 136.628333] r7:0000001c r6:c1a2138c r5:c1a213c8 r4:c6870000 [ 136.634007] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 136.643059] r9:c1acd4b4 r8:c15e8784 r7:c6871f60 r6:00000020 r5:c69a6000 r4:c6870000 [ 136.650819] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 136.661267] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 136.673018] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.683024] r4:0000003b [ 136.685570] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.693588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 136.701513] r9:c6871f60 r8:c5303000 r7:00000020 r6:b6dc1000 r5:c6934b40 r4:c0c2f960 [ 136.709269] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 136.717110] r9:c07f639c r8:c6871f60 r7:c2816000 r6:b6dc1000 r5:c6934b40 r4:00000000 [ 136.724861] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 136.732006] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c6870000 r5:c6934b40 [ 136.739840] r4:c6934b40 [ 136.742383] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 136.749529] r9:c6870000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:00000020 r4:00000020 [ 136.757284] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 136.764858] Exception stack(0xc6871fa8 to 0xc6871ff0) [ 136.769922] 1fa0: 00000020 00000020 00000001 b6dc1000 00000020 00000000 [ 136.778109] 1fc0: 00000020 00000020 b6f08e00 00000004 00000001 00000000 00020000 bef0da54 [ 136.786293] 1fe0: 00000004 bef0d788 b6e734cf b6df97e6 [ 136.791384] irq event stamp: 0 [ 136.794457] hardirqs last enabled at (0): [<00000000>] 0x0 [ 136.800071] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 136.807603] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 136.815107] softirqs last disabled at (0): [<00000000>] 0x0 [ 136.820721] ---[ end trace 94f255cd54398d34 ]--- [ 136.825352] lkdtm: Saturation detected: still saturated # [ 136.507708] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 136.514610] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 136.521392] ------------[ cut here ]------------ # [ 136.526047] WARNING: CPU: 0 PID: 3251 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 136.534685] refcount_t: underflow; use-after-free. # [ 136.539535] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic dw_hdmi_imx imx_ldb dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore parallel_display caam error flexcan imxdrm can_dev etnaviv gpu_sched imx_ipu_v3 # [ 136.568785] CPU: 0 PID: 3251 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 136.576535] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.583067] Backtrace: # [ 136.585541] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 136.593120] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 136.598791] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 136.606115] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 136.613086] r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a2138c # [ 136.620843] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 136.628333] r7:0000001c r6:c1a2138c r5:c1a213c8 r4:c6870000 # [ 136.634007] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 136.643059] r9:c1acd4b4 r8:c15e8784 r7:c6871f60 r6:00000020 r5:c69a6000 r4:c6870000 # [ 136.650819] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 136.661267] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 136.673018] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.683024] r4:0000003b # [ 136.685570] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.693588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.701513] r9:c6871f60 r8:c5303000 r7:00000020 r6:b6dc1000 r5:c6934b40 r4:c0c2f960 # [ 136.709269] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 136.717110] r9:c07f639c r8:c6871f60 r7:c2816000 r6:b6dc1000 r5:c6934b40 r4:00000000 # [ 136.724861] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 136.732006] r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c6870000 r5:c6934b40 # [ 136.739840] r4:c6934b40 # [ 136.742383] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.749529] r9:c6870000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:00000020 r4:00000020 # [ 136.757284] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.764858] Exception stack(0xc6871fa8 to 0xc6871ff0) # [ 136.769922] 1fa0: 00000020 00000020 00000001 b6dc1000 00000020 00000000 # [ 136.778109] 1fc0: 00000020 00000020 b6f08e00 00000004 00000001 00000000 00020000 bef0da54 # [ 136.786293] 1fe0: 00000004 bef0d788 b6e734cf b6df97e6 # [ 136.791384] irq event stamp: 0 # [ 136.794457] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 136.800071] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 136.807603] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 136.815107] softirqs last disabled at (0): [<00000000>] 0x0 # [ 136.820721] ---[ end trace 94f255cd54398d34 ]--- # [ 136.825352] 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 [ 137.706540] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 137.712671] lkdtm: attempting good copy_to_user of correct size [ 137.718705] lkdtm: attempting bad copy_to_user of too large size # [ 137.706540] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 137.712671] lkdtm: attempting good copy_to_user of correct size # [ 137.718705] 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 [ 138.163861] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 138.170150] lkdtm: attempting good copy_from_user of correct size [ 138.176283] lkdtm: attempting bad copy_from_user of too large size # [ 138.163861] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 138.170150] lkdtm: attempting good copy_from_user of correct size # [ 138.176283] 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 [ 138.637854] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 138.644396] lkdtm: attempting good copy_to_user inside whitelist [ 138.650619] lkdtm: attempting bad copy_to_user outside whitelist # [ 138.637854] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 138.644396] lkdtm: attempting good copy_to_user inside whitelist # [ 138.650619] 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 [ 139.099897] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 139.106591] lkdtm: attempting good copy_from_user inside whitelist [ 139.112875] lkdtm: attempting bad copy_from_user outside whitelist # [ 139.099897] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 139.106591] lkdtm: attempting good copy_from_user inside whitelist # [ 139.112875] 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 [ 139.568566] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 139.574774] lkdtm: good_stack: c6d4be0c-c6d4be2c [ 139.579471] lkdtm: bad_stack : c6d4bd84-c6d4bda4 [ 139.584122] lkdtm: attempting good copy_to_user of local stack [ 139.590193] lkdtm: attempting bad copy_to_user of distant stack # [ 139.568566] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 139.574774] lkdtm: good_stack: c6d4be0c-c6d4be2c # [ 139.579471] lkdtm: bad_stack : c6d4bd84-c6d4bda4 # [ 139.584122] lkdtm: attempting good copy_to_user of local stack # [ 139.590193] 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 [ 140.030299] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 140.036713] lkdtm: good_stack: c5eabe0c-c5eabe2c [ 140.041464] lkdtm: bad_stack : c5eabd84-c5eabda4 [ 140.046143] lkdtm: attempting good copy_from_user of local stack [ 140.052261] lkdtm: attempting bad copy_from_user of distant stack # [ 140.030299] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 140.036713] lkdtm: good_stack: c5eabe0c-c5eabe2c # [ 140.041464] lkdtm: bad_stack : c5eabd84-c5eabda4 # [ 140.046143] lkdtm: attempting good copy_from_user of local stack # [ 140.052261] 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 [ 140.490146] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 140.496181] lkdtm: good_stack: c5b83e0c-c5b83e2c [ 140.500917] lkdtm: bad_stack : c5b83ffc-c5b8401c [ 140.505567] lkdtm: attempting good copy_to_user of local stack [ 140.511561] lkdtm: attempting bad copy_to_user of distant stack # [ 140.490146] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 140.496181] lkdtm: good_stack: c5b83e0c-c5b83e2c # [ 140.500917] lkdtm: bad_stack : c5b83ffc-c5b8401c # [ 140.505567] lkdtm: attempting good copy_to_user of local stack # [ 140.511561] 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 [ 140.957554] lkdtm: Performing direct entry USERCOPY_KERNEL [ 140.964286] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a30 [ 140.971487] lkdtm: attempting bad copy_to_user from kernel text: c053a61c [ 140.978394] lkdtm: FAIL: survived bad copy_to_user() # [ 140.957554] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 140.964286] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a30 # [ 140.971487] lkdtm: attempting bad copy_to_user from kernel text: c053a61c # [ 140.978394] 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 [ 141.433711] lkdtm: Performing direct entry STACKLEAK_ERASING [ 141.439461] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 141.446474] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 141.453438] lkdtm: FAIL: the thread stack is NOT properly erased [ 141.459535] CPU: 1 PID: 3616 Comm: cat Tainted: G D W 5.10.158-cip22 #1 [ 141.467297] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 141.473847] Backtrace: [ 141.476363] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 141.483966] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 [ 141.489669] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 141.497018] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 141.505576] r9:c1acd5bc r8:c15e8784 r7:c5b83f60 r6:c5b83e34 r5:c5b82000 r4:0000078d [ 141.513368] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 141.522184] r8:c15e8784 r7:c5b83f60 r6:00000012 r5:c59ea000 r4:00000046 [ 141.528927] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 141.536976] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 141.544926] r9:c5b83f60 r8:c5303000 r7:00000012 r6:b6dc0000 r5:c6935400 r4:c0c2f960 [ 141.552710] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 141.560574] r9:c07f639c r8:c5b83f60 r7:c2816000 r6:b6dc0000 r5:c6935400 r4:00000000 [ 141.568351] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 141.575517] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c5b82000 r5:c6935400 [ 141.583367] r4:c6935400 [ 141.585933] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 141.593100] r9:c5b82000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:00000012 r4:00000012 [ 141.600881] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 141.608474] Exception stack(0xc5b83fa8 to 0xc5b83ff0) [ 141.613561] 3fa0: 00000012 00000012 00000001 b6dc0000 00000012 00000000 [ 141.621775] 3fc0: 00000012 00000012 b6f07e00 00000004 00000001 00000000 00020000 be97ea54 [ 141.629978] 3fe0: 00000004 be97e788 b6e724cf b6df87e6 # [ 141.433711] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 141.439461] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 141.446474] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 141.453438] lkdtm: FAIL: the thread stack is NOT properly erased # [ 141.459535] CPU: 1 PID: 3616 Comm: cat Tainted: G D W 5.10.158-cip22 #1 # [ 141.467297] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 141.473847] Backtrace: # [ 141.476363] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 141.483966] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4 # [ 141.489669] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 141.497018] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 141.505576] r9:c1acd5bc r8:c15e8784 r7:c5b83f60 r6:c5b83e34 r5:c5b82000 r4:0000078d # [ 141.513368] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 141.522184] r8:c15e8784 r7:c5b83f60 r6:00000012 r5:c59ea000 r4:00000046 # [ 141.528927] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 141.536976] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 141.544926] r9:c5b83f60 r8:c5303000 r7:00000012 r6:b6dc0000 r5:c6935400 r4:c0c2f960 # [ 141.552710] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 141.560574] r9:c07f639c r8:c5b83f60 r7:c2816000 r6:b6dc0000 r5:c6935400 r4:00000000 # [ 141.568351] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 141.575517] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c5b82000 r5:c6935400 # [ 141.583367] r4:c6935400 # [ 141.585933] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 141.593100] r9:c5b82000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:00000012 r4:00000012 # [ 141.600881] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 141.608474] Exception stack(0xc5b83fa8 to 0xc5b83ff0) # [ 141.613561] 3fa0: 00000012 00000012 00000001 b6dc0000 00000012 00000000 # [ 141.621775] 3fc0: 00000012 00000012 b6f07e00 00000004 00000001 00000000 00020000 be97ea54 # [ 141.629978] 3fe0: 00000004 be97e788 b6e724cf b6df87e6 # 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 [ 142.103139] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 142.108894] lkdtm: Calling matched prototype ... [ 142.113528] lkdtm: Calling mismatched prototype ... [ 142.118457] lkdtm: Fail: survived mismatched prototype function call! # [ 142.103139] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 142.108894] lkdtm: Calling matched prototype ... # [ 142.113528] lkdtm: Calling mismatched prototype ... # [ 142.118457] 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 / #