[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.35 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 7914696/tftp-deploy-geib6xkn/kernel/zImage tftp 0x10000000 7914696/tftp-deploy-geib6xkn/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '7914696/tftp-deploy-geib6xkn/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# #### 11.8 MiB/s done Bytes transferred = 12456448 (be1200 hex) => tftp 0x14000000 7914696/tftp-deploy-geib6xkn/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7914696/tftp-deploy-geib6xkn/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '7914696/tftp-deploy-geib6xkn/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# 11.9 MiB/s done Bytes transferred = 15265536 (e8ef00 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7914696/tftp-deploy-geib6xkn/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7914696/tftp-deploy-geib6xkn/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.35 Filename '7914696/tftp-deploy-geib6xkn/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 4.5 MiB/s done Bytes transferred = 42449 (a5d1 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7914696/extract-nfsrootfs-_4ohz9af,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7914696/extract-nfsrootfs-_4ohz9af,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbe1200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15265472 Bytes = 14.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 13f00000 Booting using the fdt blob at 0x13f00000 Using Device Tree in place at 13f00000, end 13f0d5d0 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.153-cip19 (KernelCI@build-j479032-arm-gcc-10-multi-v7-defconfig-kselftest-66xcp) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Nov 9 10:16:26 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7914696/extract-nfsrootfs-_4ohz9af,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: 921612K/1048576K available (17408K kernel code, 2654K rwdata, 8124K rodata, 2048K init, 6693K bss, 61428K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56066 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000011] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000044] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004636] Console: colour dummy device 80x30 [ 0.004700] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004730] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004758] ... MAX_LOCK_DEPTH: 48 [ 0.004786] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004812] ... CLASSHASH_SIZE: 4096 [ 0.004839] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004864] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004892] ... CHAINHASH_SIZE: 32768 [ 0.004919] memory used by lock dependency info: 4061 kB [ 0.004946] memory used for stack traces: 2112 kB [ 0.004971] per task-struct memory footprint: 1536 bytes [ 0.005067] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.005119] pid_max: default: 32768 minimum: 301 [ 0.005503] LSM: Security Framework initializing [ 0.005615] LSM support for eBPF active [ 0.005764] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005817] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008356] CPU: Testing write buffer coherency: ok [ 0.008474] CPU0: Spectre v2: using BPIALL workaround [ 0.009586] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013512] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015969] rcu: Hierarchical SRCU implementation. [ 0.025656] EFI services will not be available. [ 0.026979] smp: Bringing up secondary CPUs ... [ 0.030367] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030383] CPU1: Spectre v2: using BPIALL workaround [ 0.034490] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034505] CPU2: Spectre v2: using BPIALL workaround [ 0.038210] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038224] CPU3: Spectre v2: using BPIALL workaround [ 0.039148] smp: Brought up 1 node, 4 CPUs [ 0.039192] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039231] CPU: All CPU(s) started in SVC mode. [ 0.041852] devtmpfs: initialized [ 0.098824] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.101638] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.101709] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.106460] pinctrl core: initialized pinctrl subsystem [ 0.113436] DMI not present or invalid. [ 0.115765] NET: Registered protocol family 16 [ 0.127426] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.136980] thermal_sys: Registered thermal governor 'step_wise' [ 0.137539] cpuidle: using governor menu [ 0.138069] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.895916] vdd1p1: supplied by regulator-dummy [ 0.928284] vdd3p0: supplied by regulator-dummy [ 0.960130] vdd2p5: supplied by regulator-dummy [ 0.992017] vddarm: supplied by regulator-dummy [ 1.024730] vddpu: supplied by regulator-dummy [ 1.055570] vddsoc: supplied by regulator-dummy [ 2.406378] No ATAGs? [ 2.407289] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.407376] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.427439] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.457822] Serial: AMBA PL011 UART driver [ 2.522977] Kprobes globally optimized [ 2.644157] iommu: Default domain type: Translated [ 2.646629] vgaarb: loaded [ 2.651560] SCSI subsystem initialized [ 2.654159] usbcore: registered new interface driver usbfs [ 2.654468] usbcore: registered new interface driver hub [ 2.654703] usbcore: registered new device driver usb [ 2.662529] i2c i2c-0: IMX I2C adapter registered [ 2.669704] i2c i2c-1: IMX I2C adapter registered [ 2.674254] i2c i2c-2: IMX I2C adapter registered [ 2.679248] pps_core: LinuxPPS API ver. 1 registered [ 2.679294] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.679396] PTP clock support registered [ 2.697893] clocksource: Switched to clocksource mxc_timer1 [ 4.441798] NET: Registered protocol family 2 [ 4.442617] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.446043] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.446228] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.446459] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.448000] TCP: Hash tables configured (established 8192 bind 8192) [ 4.449067] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.449412] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.449677] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.450433] NET: Registered protocol family 1 [ 4.453293] RPC: Registered named UNIX socket transport module. [ 4.453386] RPC: Registered udp transport module. [ 4.453428] RPC: Registered tcp transport module. [ 4.453469] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.453525] NET: Registered protocol family 44 [ 4.453592] PCI: CLS 0 bytes, default 64 [ 4.456119] Trying to unpack rootfs image as initramfs... [ 6.358062] Freeing initrd memory: 14908K [ 6.359287] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.360991] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.370381] Initialise system trusted keyrings [ 6.371445] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.422437] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.426158] NFS: Registering the id_resolver key type [ 6.426341] Key type id_resolver registered [ 6.426435] Key type id_legacy registered [ 6.427086] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.427193] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.427407] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.429680] Key type asymmetric registered [ 6.429809] Asymmetric key parser 'x509' registered [ 6.430248] bounce: pool size: 64 pages [ 6.430427] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.430532] io scheduler mq-deadline registered [ 6.430574] io scheduler kyber registered [ 6.431482] test_firmware: interface ready [ 6.618365] mxs-dma 110000.dma-apbh: initialized [ 6.685874] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.686133] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.957576] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.979068] SuperH (H)SCI(F) driver initialized [ 6.982078] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.987330] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.918600] printk: console [ttymxc1] enabled [ 7.929784] msm_serial: driver initialized [ 7.934996] STMicroelectronics ASC driver initialized [ 7.946963] STM32 USART driver initialized [ 7.974804] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.997849] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.006277] panel-simple panel-lcd: Specify missing connector_type [ 8.014229] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.070662] brd: module loaded [ 8.133646] loop: module loaded [ 8.140201] lkdtm: No crash points registered, enable through debugfs [ 8.163114] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.171160] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.179310] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.187533] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.195602] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.203893] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.211766] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.223211] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.230345] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.239244] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.253694] scsi host0: ahci-imx [ 8.259413] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.327331] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.341156] pps pps0: new PPS source ptp0 [ 8.388255] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.399315] e1000e: Intel(R) PRO/1000 Network Driver [ 8.404319] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.410571] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.416008] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.445019] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.452694] usbcore: registered new interface driver pegasus [ 8.458655] usbcore: registered new interface driver asix [ 8.464236] usbcore: registered new interface driver ax88179_178a [ 8.470563] usbcore: registered new interface driver cdc_ether [ 8.476646] usbcore: registered new interface driver smsc75xx [ 8.482712] usbcore: registered new interface driver smsc95xx [ 8.488699] usbcore: registered new interface driver net1080 [ 8.494540] usbcore: registered new interface driver cdc_subset [ 8.500695] usbcore: registered new interface driver zaurus [ 8.506553] usbcore: registered new interface driver cdc_ncm [ 8.525879] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.532583] ehci-pci: EHCI PCI platform driver [ 8.537223] ehci-platform: EHCI generic platform driver [ 8.543608] ehci-orion: EHCI orion driver [ 8.548673] SPEAr-ehci: EHCI SPEAr driver [ 8.553653] ehci-st: EHCI STMicroelectronics driver [ 8.559544] ehci-exynos: EHCI Exynos driver [ 8.564667] ehci-atmel: EHCI Atmel driver [ 8.569671] tegra-ehci: Tegra EHCI driver [ 8.574655] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.581017] ohci-pci: OHCI PCI platform driver [ 8.585658] ohci-platform: OHCI generic platform driver [ 8.591991] SPEAr-ohci: OHCI SPEAr driver [ 8.596945] ohci-st: OHCI STMicroelectronics driver [ 8.600642] ata1: SATA link down (SStatus 0 SControl 300) [ 8.602849] ohci-atmel: OHCI Atmel driver [ 8.607695] ahci-imx 2200000.sata: no device found, disabling link. [ 8.615125] usbcore: registered new interface driver usb-storage [ 8.617672] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.665597] i2c /dev entries driver [ 8.756904] sdhci: Secure Digital Host Controller Interface driver [ 8.763201] sdhci: Copyright(c) Pierre Ossman [ 8.777836] Synopsys Designware Multimedia Card Interface Driver [ 8.791794] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.801383] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.801389] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.801573] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.818489] ledtrig-cpu: registered to indicate activity on CPUs [ 8.828569] usbcore: registered new interface driver usbhid [ 8.834182] usbhid: USB HID core driver [ 8.845958] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.852662] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.864360] netem: version 1.3 [ 8.867765] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.875773] gre: GRE over IPv4 demultiplexor driver [ 8.880793] ip_gre: GRE over IPv4 tunneling driver [ 8.891751] IPv4 over IPsec tunneling driver [ 8.900778] mmc2: new high speed SDHC card at address 0001 [ 8.901395] NET: Registered protocol family 10 [ 8.910465] mmcblk2: mmc2:0001 SD 14.6 GiB [ 8.918689] Segment Routing with IPv6 [ 8.929146] ip6_gre: GRE over IPv6 tunneling driver [ 8.937139] NET: Registered protocol family 17 [ 8.938418] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.942864] 8021q: 802.1Q VLAN Support v1.8 [ 8.949182] GPT:29296874 != 30560255 [ 8.949201] GPT:Alternate GPT header not at the end of the disk. [ 8.949219] GPT:29296874 != 30560255 [ 8.949235] GPT: Use GNU Parted to correct GPT errors. [ 8.949321] mmcblk2: p1 p2 p3 [ 8.954533] Key type dns_resolver registered [ 8.995306] ThumbEE CPU extension supported. [ 8.999775] Registering SWP/SWPB emulation handler [ 9.008542] Loading compiled-in X.509 certificates [ 9.197705] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.206170] panel-simple panel-lcd: Specify missing connector_type [ 9.219791] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.257055] imx_usb 2184200.usb: No over current polarity defined [ 9.270586] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.275821] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.308339] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.329563] hub 1-0:1.0: USB hub found [ 9.333914] hub 1-0:1.0: 1 port detected [ 9.350389] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.384088] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.392479] panel-simple panel-lcd: Specify missing connector_type [ 9.406076] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.438138] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.446408] panel-simple panel-lcd: Specify missing connector_type [ 9.460130] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.480012] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.510348] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.518676] panel-simple panel-lcd: Specify missing connector_type [ 9.532223] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.554537] 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) [ 9.570308] IP-Config: Failed to open gretap0 [ 9.574713] IP-Config: Failed to open erspan0 [ 9.607729] Sending DHCP requests . [ 9.728014] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.947520] hub 1-1:1.0: USB hub found [ 9.952413] hub 1-1:1.0: 3 ports detected [ 9.982839] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.991228] panel-simple panel-lcd: Specify missing connector_type [ 10.005091] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 10.277908] usb 1-1.1: new low-speed USB device number 3 using ci_hdrc [ 10.458342] input: Lite-On Technology Corp. ThinkPad USB Keyboard with TrackPoint as /devices/platform/soc/2100000.bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1/1-1.1:1.0/0003:17EF:6009.0001/input/input1 [ 10.544129] hid-generic 0003:17EF:6009.0001: input: USB HID v1.10 Keyboard [Lite-On Technology Corp. ThinkPad USB Keyboard with TrackPoint] on usb-ci_hdrc.1-1.1/input0 [ 10.602798] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.611262] panel-simple panel-lcd: Specify missing connector_type [ 10.623465] input: Lite-On Technology Corp. ThinkPad USB Keyboard with TrackPoint Mouse as /devices/platform/soc/2100000.bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1/1-1.1:1.1/0003:17EF:6009.0002/input/input2 [ 10.649986] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 10.659362] input: Lite-On Technology Corp. ThinkPad USB Keyboard with TrackPoint System Control as /devices/platform/soc/2100000.bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1/1-1.1:1.1/0003:17EF:6009.0002/input/input3 [ 10.751248] input: Lite-On Technology Corp. ThinkPad USB Keyboard with TrackPoint Consumer Control as /devices/platform/soc/2100000.bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1/1-1.1:1.1/0003:17EF:6009.0002/input/input4 [ 10.771744] hid-generic 0003:17EF:6009.0002: input: USB HID v1.10 Mouse [Lite-On Technology Corp. ThinkPad USB Keyboard with TrackPoint] on usb-ci_hdrc.1-1.1/input1 [ 10.807476] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.815837] panel-simple panel-lcd: Specify missing connector_type [ 10.829405] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.397827] . [ 12.799360] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.809452] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 17.257932] ., OK [ 17.300509] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.35 [ 17.308875] IP-Config: Complete: [ 17.312192] device=eth0, hwaddr=00:19:b8:08:f1:09, ipaddr=192.168.201.35, mask=255.255.255.0, gw=192.168.201.1 [ 17.322909] host=imx6q-sabrelite-lava-cbg-5, domain=lava-rack, nis-domain=(none) [ 17.330948] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 17.330994] nameserver0=192.168.201.1 [ 17.401819] Freeing unused kernel memory: 2048K [ 17.408684] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 21.562462] imx-ipuv3 2400000.ipu: IPUv3H probed [ 21.597137] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.606725] panel-simple panel-lcd: Specify missing connector_type [ 21.618647] imx-ipuv3 2800000.ipu: IPUv3H probed [ 21.633748] CAN device driver interface [ 21.638441] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.671287] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.683712] panel-simple panel-lcd: Specify missing connector_type [ 21.698213] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.739016] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.747404] panel-simple panel-lcd: Specify missing connector_type [ 21.771244] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 21.782544] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 21.793176] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 21.799940] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 21.816350] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 21.825333] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 21.831667] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 21.848629] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 21.866021] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.870504] caam 2100000.crypto: Entropy delay = 3200 [ 21.909180] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.917543] panel-simple panel-lcd: Specify missing connector_type [ 21.939743] caam 2100000.crypto: Instantiated RNG4 SH0 [ 22.000512] caam 2100000.crypto: Instantiated RNG4 SH1 [ 22.005722] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 22.010522] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.012488] caam 2100000.crypto: job rings = 2, qi = 0 [ 22.051921] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 22.066407] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.075391] panel-simple panel-lcd: Specify missing connector_type [ 22.091605] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.103071] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.111946] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.120683] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 22.121116] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.131590] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.137256] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.144988] panel-simple panel-lcd: Specify missing connector_type [ 22.209738] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.248289] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.256209] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 22.256823] panel-simple panel-lcd: Specify missing connector_type [ 22.264697] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 22.279135] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 22.284599] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.287648] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 22.327485] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.336193] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.344771] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.353270] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.401867] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.410335] panel-simple panel-lcd: Specify missing connector_type [ 22.425783] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 23.162485] caam algorithms registered in /proc/crypto [ 23.172833] caam 2100000.crypto: registering rng-caam [ 23.301719] random: crng init done [ 23.318127] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 23.326926] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 23.335509] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 23.343950] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 23.379863] panel-simple panel-lcd: supply power not found, using dummy regulator [ 23.388347] panel-simple panel-lcd: Specify missing connector_type [ 23.402109] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 23.423470] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 23.432063] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 23.440631] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 23.449144] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 hardware address 00:19:b8:08:f1:09 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.35 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-5 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 25.993474] systemd[1]: System time before build time, advancing clock. [ 26.466820] 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) [ 26.494427] systemd[1]: Detected architecture arm. Welcome to Debian GNU/Linux 11 (bullseye)! [ 26.556009] systemd[1]: Set hostname to . [ 28.334903] systemd[1]: Queued start job for default target Graphical Interface. [ 28.349935] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 28.393001] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 28.442823] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 28.492298] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 28.542543] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 28.601530] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 28.649628] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 28.663562] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 28.710340] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 28.749975] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 28.788198] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 28.828943] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 28.872208] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 28.981618] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 28.994856] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 29.045655] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 29.095110] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 29.160315] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 29.201008] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 29.242069] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 29.252556] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 29.271837] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 29.322838] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 29.372864] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 29.443425] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 29.513139] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 29.571588] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 29.617045] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 29.649090] systemd[1]: Starting Journal Service... Starting Journal Service... [ 29.663230] fuse: init (API version 7.32) [ 29.727383] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 29.779711] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 29.829360] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 29.888846] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 29.930518] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 29.977061] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 30.073862] systemd[1]: modprobe@configfs.service: Succeeded. [ 30.084260] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 30.133776] systemd[1]: modprobe@drm.service: Succeeded. [ 30.144112] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 30.193765] systemd[1]: modprobe@fuse.service: Succeeded. [ 30.204274] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 30.243704] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 30.283749] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 30.340372] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 30.389903] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 30.439656] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 30.449990] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 30.471059] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 30.519869] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 30.572192] systemd[1]: Starting Create System Users... Starting Create System Users... [ 30.616703] 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... [ 31.033258] systemd-journald[264]: 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 ] Started Network Service. [ OK ] Finished Create Volatile Files and Directories. Starting Network Name Resolution... Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. [ OK ] Reached target Hardware activated USB gadget. [ OK ] Finished Coldplug All udev Devices. [ OK ] Found device /dev/ttymxc1. [ 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... Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started User Login Management. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttymxc1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.153-cip19 #1 SMP Wed Nov 9 10:16:26 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/7914696/extract-nfsrootfs-_4ohz9af' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7914696/extract-nfsrootfs-_4ohz9af' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-7914696/environment . /lava-7914696/environment / # /lava-7914696/bin/lava-test-runner /lava-7914696/0 /lava-7914696/bin/lava-test-runner /lava-7914696/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7914696/0/tests/0_timesync-off ++ cat uuid + UUID=7914696_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-7914696/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7914696_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.153-cip19/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7914696/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-11-09 10:35:17-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.153-cip19/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: 1408288 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 3%[ ] 47.81K 169KB/s kselftest.tar.xz 7%[> ] 103.89K 182KB/s kselftest.tar.xz 16%[==> ] 228.81K 266KB/s kselftest.tar.xz 24%[===> ] 340.52K 297KB/s kselftest.tar.xz 31%[=====> ] 435.26K 303KB/s kselftest.tar.xz 38%[======> ] 532.35K 285KB/s kselftest.tar.xz 46%[========> ] 644.54K 310KB/s kselftest.tar.xz 49%[========> ] 685.55K 297KB/s kselftest.tar.xz 54%[=========> ] 753.42K 300KB/s kselftest.tar.xz 58%[==========> ] 807.16K 294KB/s kselftest.tar.xz 63%[===========> ] 876.45K 298KB/s kselftest.tar.xz 67%[============> ] 933.01K 294KB/s eta 2s kselftest.tar.xz 72%[=============> ] 1001K 296KB/s eta 2s kselftest.tar.xz 77%[==============> ] 1.04M 294KB/s eta 2s kselftest.tar.xz 83%[===============> ] 1.12M 296KB/s eta 2s kselftest.tar.xz 88%[================> ] 1.19M 297KB/s eta 2s kselftest.tar.xz 90%[=================> ] 1.21M 294KB/s eta 0s kselftest.tar.xz 96%[==================> ] 1.29M 302KB/s eta 0s kselftest.tar.xz 99%[==================> ] 1.34M 285KB/s eta 0s kselftest.tar.xz 100%[===================>] 1.34M 286KB/s in 4.8s 2022-11-09 10:35:23 (285 KB/s) - 'kselftest.tar.xz' saved [1408288/1408288] 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 ======================================== [ 90.028693] 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 [ 91.129232] lkdtm: Performing direct entry BUG [ 91.134008] ------------[ cut here ]------------ [ 91.138636] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 91.143871] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 91.149025] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 91.178313] CPU: 1 PID: 791 Comm: cat Not tainted 5.10.153-cip19 #1 [ 91.184603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.191175] PC is at lkdtm_BUG+0x14/0x18 [ 91.195131] LR is at lkdtm_do_action+0x2c/0x4c [ 91.199603] pc : [] lr : [] psr: a00e0013 [ 91.205893] sp : c6ba7e58 ip : c6ba7e68 fp : c6ba7e64 [ 91.211139] r10: 00000004 r9 : c1ad0c00 r8 : c15e8634 [ 91.216388] r7 : c6ba7f60 r6 : 00000004 r5 : c5d02000 r4 : 00000001 [ 91.222936] r3 : c0c2f584 r2 : c54ccac6 r1 : ef7965e0 r0 : c15e863c [ 91.229489] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 91.236647] Control: 10c5387d Table: 16ba804a DAC: 00000051 [ 91.242417] Process cat (pid: 791, stack limit = 0x43c5edb1) [ 91.248100] Stack: (0xc6ba7e58 to 0xc6ba8000) [ 91.252482] 7e40: c6ba7e74 c6ba7e68 [ 91.260693] 7e60: c0c2f018 c0c2f590 c6ba7e9c c6ba7e78 c0c2f518 c0c2eff8 c0c2f3f8 c5c69540 [ 91.268904] 7e80: b6e6a000 00000004 c534a780 c6ba7f60 c6ba7ec4 c6ba7ea0 c07f6080 c0c2f404 [ 91.277111] 7ea0: 00000000 c5c69540 b6e6a000 c2816000 c6ba7f60 c07f601c c6ba7f5c c6ba7ec8 [ 91.285318] 7ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6ba6000 [ 91.293524] 7ee0: b6e6a000 00020000 00000004 00000004 0001fffc c6ba7ee0 00000001 b6e69000 [ 91.301730] 7f00: c68c5040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 91.309937] 7f20: 00000000 00000000 c13a3de8 c54ccac6 c205cf60 c5c69540 c5c69540 c6ba6000 [ 91.318144] 7f40: b6e6a000 00000000 00000000 00000004 c6ba7f94 c6ba7f60 c0599194 c0598b00 [ 91.326351] 7f60: 00000000 00000000 c6ba7fac c54ccac6 00000004 00000004 b6fb1e00 00000004 [ 91.334558] 7f80: c03002e4 c6ba6000 c6ba7fa4 c6ba7f98 c0599224 c059912c 00000000 c6ba7fa8 [ 91.342764] 7fa0: c03000c0 c0599218 00000004 00000004 00000001 b6e6a000 00000004 00000000 [ 91.350972] 7fc0: 00000004 00000004 b6fb1e00 00000004 00000001 00000000 00020000 be822a54 [ 91.359178] 7fe0: 00000004 be822788 b6f1c4cf b6ea27e6 800e0030 00000001 00000000 00000000 [ 91.367371] Backtrace: [ 91.369874] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.377484] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.385531] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.393483] r9:c6ba7f60 r8:c534a780 r7:00000004 r6:b6e6a000 r5:c5c69540 r4:c0c2f3f8 [ 91.401267] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.409128] r9:c07f601c r8:c6ba7f60 r7:c2816000 r6:b6e6a000 r5:c5c69540 r4:00000000 [ 91.416904] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.424070] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c6ba6000 r5:c5c69540 [ 91.431919] r4:c5c69540 [ 91.434485] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.441650] r9:c6ba6000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000004 r4:00000004 [ 91.449432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.457023] Exception stack(0xc6ba7fa8 to 0xc6ba7ff0) [ 91.462103] 7fa0: 00000004 00000004 00000001 b6e6a000 00000004 00000000 [ 91.470310] 7fc0: 00000004 00000004 b6fb1e00 00000004 00000001 00000000 00020000 be822a54 [ 91.478511] 7fe0: 00000004 be822788 b6f1c4cf b6ea27e6 [ 91.483592] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 91.489718] ---[ end trace 97ebd17fc646c7eb ]--- [ 91.494364] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 91.503260] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 791, name: cat [ 91.510934] INFO: lockdep is turned off. [ 91.514877] irq event stamp: 1630 [ 91.518235] hardirqs last enabled at (1629): [] console_unlock+0x4b0/0x6c0 [ 91.526097] hardirqs last disabled at (1630): [] __und_svc+0x60/0x6c [ 91.533351] softirqs last enabled at (1464): [] __do_softirq+0x378/0x5fc [ 91.541038] softirqs last disabled at (1451): [] __irq_exit_rcu+0x178/0x1d0 [ 91.548896] CPU: 1 PID: 791 Comm: cat Tainted: G D 5.10.153-cip19 #1 [ 91.556570] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 91.563115] Backtrace: [ 91.565626] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 91.573224] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f7f4 [ 91.578925] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 91.586282] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 91.594057] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cd420 r4:c6ba6000 [ 91.601835] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 91.609690] r6:00000000 r5:00000031 r4:c19cd420 [ 91.614352] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 91.622120] r6:00000001 r5:c6ba6000 r4:c6e8b600 [ 91.626785] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 91.634123] r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c6e8b600 [ 91.640860] [] (do_exit) from [] (die+0x374/0x380) [ 91.647408] r7:c1e0fccc [ 91.649971] [] (die) from [] (do_undefinstr+0x170/0x240) [ 91.657050] r10:00000004 r9:c6ba6000 r8:c15e8634 r7:00000000 r6:c6ba7dc8 r5:c0c2f598 [ 91.664898] r4:e7f001f2 [ 91.667464] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 91.675401] Exception stack(0xc6ba7dc8 to 0xc6ba7e10) [ 91.680482] 7dc0: c15e863c ef7965e0 c54ccac6 c0c2f584 00000001 c5d02000 [ 91.688691] 7de0: 00000004 c6ba7f60 c15e8634 c1ad0c00 00000004 c6ba7e64 c6ba7e68 c6ba7e58 [ 91.696892] 7e00: c0c2f018 c0c2f598 a00e0013 ffffffff [ 91.701969] r7:c6ba7dfc r6:ffffffff r5:a00e0013 r4:c0c2f59c [ 91.707675] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 91.715280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 91.723322] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 91.731269] r9:c6ba7f60 r8:c534a780 r7:00000004 r6:b6e6a000 r5:c5c69540 r4:c0c2f3f8 [ 91.739050] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 91.746910] r9:c07f601c r8:c6ba7f60 r7:c2816000 r6:b6e6a000 r5:c5c69540 r4:00000000 [ 91.754685] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 91.761850] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c6ba6000 r5:c5c69540 [ 91.769699] r4:c5c69540 [ 91.772265] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 91.779431] r9:c6ba6000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000004 r4:00000004 [ 91.787206] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 91.794796] Exception stack(0xc6ba7fa8 to 0xc6ba7ff0) [ 91.799876] 7fa0: 00000004 00000004 00000001 b6e6a000 00000004 00000000 [ 91.808084] 7fc0: 00000004 00000004 b6fb1e00 00000004 00000001 00000000 00020000 be822a54 [ 91.816286] 7fe0: 00000004 be822788 b6f1c4cf b6ea27e6 # Segmentation fault # [ 91.129232] lkdtm: Performing direct entry BUG # [ 91.134008] ------------[ cut here ]------------ # [ 91.138636] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 91.143871] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 91.149025] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 91.178313] CPU: 1 PID: 791 Comm: cat Not tainted 5.10.153-cip19 #1 # [ 91.184603] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 91.191175] PC is at lkdtm_BUG+0x14/0x18 # [ 91.195131] LR is at lkdtm_do_action+0x2c/0x4c # [ 91.199603] pc : [] lr : [] psr: a00e0013 # [ 91.205893] sp : c6ba7e58 ip : c6ba7e68 fp : c6ba7e64 # [ 91.211139] r10: 00000004 r9 : c1ad0c00 r8 : c15e8634 # [ 91.216388] r7 : c6ba7f60 r6 : 00000004 r5 : c5d02000 r4 : 00000001 # [ 91.222936] r3 : c0c2f584 r2 : c54ccac6 r1 : ef7965e0 r0 : c15e863c # [ 91.229489] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 91.236647] Control: 10c5387d Table: 16ba804a DAC: 00000051 # [ 91.242417] Process cat (pid: 791, stack limit = 0x43c5edb1) # [ 91.248100] Stack: (0xc6ba7e58 to 0xc6ba8000) # [ 91.252482] 7e40: c6ba7e74 c6ba7e68 # [ 91.260693] 7e60: c0c2f018 c0c2f590 c6ba7e9c c6ba7e78 c0c2f518 c0c2eff8 c0c2f3f8 c5c69540 # [ 91.268904] 7e80: b6e6a000 00000004 c534a780 c6ba7f60 c6ba7ec4 c6ba7ea0 c07f6080 c0c2f404 # [ 91.277111] 7ea0: 00000000 c5c69540 b6e6a000 c2816000 c6ba7f60 c07f601c c6ba7f5c c6ba7ec8 # [ 91.285318] 7ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6ba6000 # [ 91.293524] 7ee0: b6e6a000 00020000 00000004 00000004 0001fffc c6ba7ee0 00000001 b6e69000 # [ 91.301730] 7f00: c68c5040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 91.309937] 7f20: 00000000 00000000 c13a3de8 c54ccac6 c205cf60 c5c69540 c5c69540 c6ba6000 # [ 91.318144] 7f40: b6e6a000 00000000 00000000 00000004 c6ba7f94 c6ba7f60 c0599194 c0598b00 # [ 91.326351] 7f60: 00000000 00000000 c6ba7fac c54ccac6 00000004 00000004 b6fb1e00 00000004 # [ 91.334558] 7f80: c03002e4 c6ba6000 c6ba7fa4 c6ba7f98 c0599224 c059912c 00000000 c6ba7fa8 # [ 91.342764] 7fa0: c03000c0 c0599218 00000004 00000004 00000001 b6e6a000 00000004 00000000 # [ 91.350972] 7fc0: 00000004 00000004 b6fb1e00 00000004 00000001 00000000 00020000 be822a54 # [ 91.359178] 7fe0: 00000004 be822788 b6f1c4cf b6ea27e6 800e0030 00000001 00000000 00000000 # [ 91.367371] Backtrace: # [ 91.369874] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.377484] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.385531] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.393483] r9:c6ba7f60 r8:c534a780 r7:00000004 r6:b6e6a000 r5:c5c69540 r4:c0c2f3f8 # [ 91.401267] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.409128] r9:c07f601c r8:c6ba7f60 r7:c2816000 r6:b6e6a000 r5:c5c69540 r4:00000000 # [ 91.416904] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.424070] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c6ba6000 r5:c5c69540 # [ 91.431919] r4:c5c69540 # [ 91.434485] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.441650] r9:c6ba6000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000004 r4:00000004 # [ 91.449432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.457023] Exception stack(0xc6ba7fa8 to 0xc6ba7ff0) # [ 91.462103] 7fa0: 00000004 00000004 00000001 b6e6a000 00000004 00000000 # [ 91.470310] 7fc0: 00000004 00000004 b6fb1e00 00000004 00000001 00000000 00020000 be822a54 # [ 91.478511] 7fe0: 00000004 be822788 b6f1c4cf b6ea27e6 # [ 91.483592] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 91.489718] ---[ end trace 97ebd17fc646c7eb ]--- # [ 91.494364] BUG: sleeping function[ 92.279340] lkdtm: Performing direct entry WARNING called from invalid context at i[ 92.286044] ------------[ cut here ]------------ nclude/linux/percpu-rwsem.h:49 #[ 92.293576] WARNING: CPU: 2 PID: 862 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c [ 91.503260] in_atomic(): 0, i[ 92.304895] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 rqs_disabled(): 128, non_block: 0[ 92.336521] CPU: 2 PID: 862 Comm: cat Tainted: G D W 5.10.153-cip19 #1 , pid: 791, name: cat # [ 91.5[ 92.346983] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 10934] INFO: lockdep is turned of[ 92.356375] Backtrace: f. # [ 91.514877] irq event st[ 92.361711] [] (dump_backtrace) from [] (show_stack+0x20/0x24) amp: 1630 # [ 91.518235] hardi[ 92.372129] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 rqs last enabled at (1629): [] (show_stack) from [] (dump_stack+0xe0/0x100) 3d5080>] console_unlock+0x4b0/0x6[ 92.390830] [] (dump_stack) from [] (__warn+0xfc/0x16c) c0 # [ 91.526097] hardirqs las[ 92.400649] r9:00000009 r8:c0c2f5e4 r7:00000053 r6:00000009 r5:c0c2f5e4 r4:c1ad12bc t disabled at (1630): [[ 92.411257] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) ] __und_svc+0x60/0x6c # [ 91.5[ 92.421599] r7:00000053 r6:c1ad12bc r5:00000000 r4:c6c1c000 33351] softirqs last enabled at [ 92.430132] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) (1464): [] __do_softirq[ 92.441079] r9:c1ad0c04 r8:c15e8634 r7:c6c1df60 r6:00000008 r5:c6a65000 r4:00000002 +0x378/0x5fc # [ 91.541038] so[ 92.451691] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) ftirqs last disabled at (1451): [[ 92.462469] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ] __irq_exit_rcu+0x178/[ 92.473340] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0x1d0 # [ 91.548896] CPU: 1 PI[ 92.484112] r9:c6c1df60 r8:c534a780 r7:00000008 r6:b6e1e000 r5:c5b092c0 r4:c0c2f3f8 D: 791 Comm: cat Tainted: G [ 92.494726] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) D 5.10.153-cip19 #1 # [ 92.505412] r9:c07f601c r8:c6c1df60 r7:c2816000 r6:b6e1e000 r5:c5b092c0 r4:00000000 [ 91.556570] Hardware name: Fre[ 92.516019] [] (vfs_write) from [] (ksys_write+0x74/0xec) escale i.MX6 Quad/DualLite (Devic[ 92.526017] r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c6c1c000 r5:c5b092c0 e Tree) # [ 91.563115] Backtra[ 92.536705] r4:c5b092c0 ce: # [ 91.565626] [] (ksys_write) from [] (sys_write+0x18/0x1c) >] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ [ 92.562719] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 91.573224] r7:ffffffff r6:600e[ 92.573146] Exception stack(0xc6c1dfa8 to 0xc6c1dff0) 0093 r5:00000000 r4:c1f0f7f4 # [[ 92.581067] dfa0: 00000008 00000008 00000001 b6e1e000 00000008 00000000 91.578925] [] (show_[ 92.592111] dfc0: 00000008 00000008 b6f65e00 00000004 00000001 00000000 00020000 bef89a54 stack) from [] (dump_st[ 92.603146] dfe0: 00000004 bef89788 b6ed04cf b6e567e6 ack+0xe0/0x100) # [ 91.586282][ 92.611108] irq event stamp: 0 [] (dump_stack) from [[ 92.616988] hardirqs last enabled at (0): [<00000000>] 0x0 ] (___might_sleep+0x1b0[ 92.625462] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c /0x2c0) # [ 91.594057] r9:600[ 92.635809] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c e0093 r8:0000000b r7:c035bb84 r6:[ 92.646156] softirqs last disabled at (0): [<00000000>] 0x0 00000031 r5:c19cd420 r4:c6ba6000 [ 92.654590] ---[ end trace 97ebd17fc646c7ec ]--- # [ 91.601835] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 91.609690] r6:00000000 r5:00000031 r4:c19cd420 # [ 91.614352] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 91.622120] r6:00000001 r5:c6ba6000 r4:c6e8b600 # [ 91.626785] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 91.634123] r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c6e8b600 # [ 91.640860] [] (do_exit) from [] (die+0x374/0x380) # [ 91.647408] r7:c1e0fccc # [ 91.649971] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 91.657050] r10:00000004 r9:c6ba6000 r8:c15e8634 r7:00000000 r6:c6ba7dc8 r5:c0c2f598 # [ 91.664898] r4:e7f001f2 # [ 91.667464] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 91.675401] Exception stack(0xc6ba7dc8 to 0xc6ba7e10) # [ 91.680482] 7dc0: c15e863c ef7965e0 c54ccac6 c0c2f584 00000001 c5d02000 # [ 91.688691] 7de0: 00000004 c6ba7f60 c15e8634 c1ad0c00 00000004 c6ba7e64 c6ba7e68 c6ba7e58 # [ 91.696892] 7e00: c0c2f018 c0c2f598 a00e0013 ffffffff # [ 91.701969] r7:c6ba7dfc r6:ffffffff r5:a00e0013 r4:c0c2f59c # [ 91.707675] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 91.715280] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 91.723322] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 91.731269] r9:c6ba7f60 r8:c534a780 r7:00000004 r6:b6e6a000 r5:c5c69540 r4:c0c2f3f8 # [ 91.739050] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 91.746910] r9:c07f601c r8:c6ba7f60 r7:c2816000 r6:b6e6a000 r5:c5c69540 r4:00000000 # [ 91.754685] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 91.761850] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c6ba6000 r5:c5c69540 # [ 91.769699] r4:c5c69540 # [ 91.772265] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 91.779431] r9:c6ba6000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000004 r4:00000004 # [ 91.787206] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 91.794796] Exception stack(0xc6ba7fa8 to 0xc6ba7ff0) # [ 91.799876] 7fa0: 00000004 00000004 00000001 b6e6a000 00000004 00000000 # [ 91.808084] 7fc0: 00000004 00000004 b6fb1e00 00000004 00000001 00000000 00020000 be822a54 # [ 91.816286] 7fe0: 00000004 be822788 b6f1c4cf b6ea27e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 92.279340] lkdtm: Performing direct entry WARNING # [ 92.286044] ------------[ cut here ]------------ # [ 92.293576] WARNING: CPU: 2 PID: 862 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 92.304895] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 92.336521] CPU: 2 PID: 862 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 92.346983] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 92.356375] Backtrace: # [ 92.361711] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 92.372129] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 92.380658] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 92.390830] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 92.400649] r9:00000009 r8:c0c2f5e4 r7:00000053 r6:00000009 r5:c0c2f5e4 r4:c1ad12bc # [ 92.411257] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 92.421599] r7:[ 93.002992] lkdtm: Performing direct entry WARNING_MESSAGE 00000053 r6:c1ad12bc r5:00000000 [ 93.009491] ------------[ cut here ]------------ r4:c6c1c000 # [ 92.430132] [] (warn_slowpath_fmt) fro[ 93.029173] Warning message trigger count: 2 m [] (lkdtm_WARNING+0x4[ 93.036108] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 8/0x4c) # [ 92.441079] r9:c1a[ 93.067842] CPU: 1 PID: 897 Comm: cat Tainted: G D W 5.10.153-cip19 #1 d0c04 r8:c15e8634 r7:c6c1df60 r6:[ 93.078290] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000008 r5:c6a65000 r4:00000002 [ 93.087680] Backtrace: # [ 92.451691] [] (l[ 93.093010] [] (dump_backtrace) from [] (show_stack+0x20/0x24) kdtm_WARNING) from [] ([ 93.103426] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 lkdtm_do_action+0x2c/0x4c) # [ [ 93.111954] [] (show_stack) from [] (dump_stack+0xe0/0x100) 92.462469] [] (lkdtm_d[ 93.122126] [] (dump_stack) from [] (__warn+0xfc/0x16c) o_action) from [] (dire[ 93.131946] r9:00000009 r8:c0c2f634 r7:00000058 r6:00000009 r5:c0c2f634 r4:c1ad12bc ct_entry+0x120/0x18c) # [ 92.4[ 93.142554] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 73340] [] (direct_entry[ 93.152896] r7:00000058 r6:c1ad12bc r5:c1ad12d8 r4:c4730000 ) from [] (full_proxy_w[ 93.161427] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) rite+0x64/0x94) # [ 92.484112][ 93.173066] r9:c1ad0c0c r8:c15e8634 r7:c4731f60 r6:00000010 r5:c5d02000 r4:00000003 r9:c6c1df60 r8:c534a780 r7:0000[ 93.183678] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 0008 r6:b6e1e000 r5:c5b092c0 r4:c[ 93.195150] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 0c2f3f8 # [ 92.494726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 01c>] (full_proxy_write) from [] (vfs_write+0x10c/0x524)[ 93.227402] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 92.505412] r9:c07f601c r[ 93.238089] r9:c07f601c r8:c4731f60 r7:c2816000 r6:b6eb4000 r5:c5aef400 r4:00000000 8:c6c1df60 r7:c2816000 r6:b6e1e00[ 93.248695] [] (vfs_write) from [] (ksys_write+0x74/0xec) 0 r5:c5b092c0 r4:00000000 # [ [ 93.258690] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c4730000 r5:c5aef400 92.516019] [] (vfs_writ[ 93.269378] r4:c5aef400 e) from [] (ksys_write+[ 93.274784] [] (ksys_write) from [] (sys_write+0x18/0x1c) 0x74/0xec) # [ 92.526017] r10[ 93.284778] r9:c4730000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000010 r4:00000010 :00000004 r9:00000000 r8:00000000[ 93.295388] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) r7:b6e1e000 r6:c6c1c000 r5:c5b09[ 93.305812] Exception stack(0xc4731fa8 to 0xc4731ff0) 2c0 # [ 92.536705] r4:c5b092c[ 93.313730] 1fa0: 00000010 00000010 00000001 b6eb4000 00000010 00000000 0 # [ 92.542113] [] [ 93.324772] 1fc0: 00000010 00000010 b6ffbe00 00000004 00000001 00000000 00020000 bed89a54 (ksys_write) from [] (s[ 93.335807] 1fe0: 00000004 bed89788 b6f664cf b6eec7e6 ys_write+0x18/0x1c) # [ 92.552[ 93.343785] irq event stamp: 0 109] r9:c6c1c000 r8:c03002e4 r7:[ 93.349673] hardirqs last enabled at (0): [<00000000>] 0x0 00000004 r6:b6f65e00 r5:00000008 [ 93.358119] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c r4:00000008 # [ 92.562719] [] copy_process+0x5c8/0x194c 059920c>] (sys_write) from [] 0x0 00c0>] (ret_fast_syscall+0x0/0x28[ 93.387301] ---[ end trace 97ebd17fc646c7ed ]--- ) # [ 92.573146] Exception stack(0xc6c1dfa8 to 0xc6c1dff0) # [ 92.581067] dfa0: 00000008 00000008 00000001 b6e1e000 00000008 00000000 # [ 92.592111] dfc0: 00000008 00000008 b6f65e00 00000004 00000001 00000000 00020000 bef89a54 # [ 92.603146] dfe0: 00000004 bef89788 b6ed04cf b6e567e6 # [ 92.611108] irq event stamp: 0 # [ 92.616988] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 92.625462] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 92.635809] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 92.646156] softirqs last disabled at (0): [<00000000>] 0x0 # [ 92.654590] ---[ end trace 97ebd17fc646c7ec ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 93.002992] lkdtm: Performing direct entry WARNING_MESSAGE # [ 93.009491] ------------[ cut here ]------------ # [ 93.016948] WARNING: CPU: 1 PID: 897 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 93.029173] Warning message trigger count: 2 # [ 93.036108] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 93.067842] CPU: 1 PID: 897 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 93.078290] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.087680] Backtrace: # [ 93.093010] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 93.103426] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 93.111954] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 93.122126] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 93.131946] r9:00000009 r8:c0c2f634 r7:00000058 r6:00000009 r5:c0c2f634 r4:c1ad12bc # [ 93.142554] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 93.152896] r7:00000058 r6:c1ad12bc r5:c1ad12d8 r4:c4730000 # [ 93.161427] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 93.173066] r9:c1ad0c0c r8:c15e8634 r7:c4731f60 r6:00000010 r5:c5d02000 r4:00000003 # [ 93.183678] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 93.195150] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 93.206019] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 93.216792] r9:c4731f60 r8:c534a780 r7:00000010 r6:b6eb4000 r5:c5aef400 r4:c0c2f3f8 # [ 93.227402] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 93.238089] r9:c07f601c r8:c4731f60 r7:c2816000 r6:b6eb4000 r5:c5aef400 r4:00000000 # [ 93.248695] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 93.258690] r10:00000004 r9:00000000 r8:00000000 r7:b6eb4000 r6:c4730000 r5:c5aef400 # [ 93.269378] r4:c5aef400 # [ 93.274784] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 93.284778] r9:c4730000 r8:c03002e4 r7:00000004 r6:b6ffbe00 r5:00000010 r4:00000010 # [ 93.295388] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 93.305812] Exception stack(0xc4731fa8 to 0xc4731ff0) # [ 93.313730] 1fa0: 00000010 00000010 00000001 b6eb4000 00000010 00000000 # [ 93.324772] 1fc0: 00000010 00000010 b6ffbe00 00000004 00000001 00000000 00020000 bed89a54 # [ 93.335807] 1fe0: 00000004 bed89788 b6f664cf b6eec7e6 # [ 93.34378[ 93.717719] lkdtm: Performing direct entry EXCEPTION 5] irq event stamp: 0 # [ 93.3 93.725552] 8<--- cut here --- 49673] hardirqs last enabled at [ 93.731594] Unable to handle kernel NULL pointer dereference at virtual address 00000000 (0): [<00000000>] 0x0 # [ 93.3[ 93.742438] pgd = 8277d71f 58119] hardirqs last disabled at [ 93.748096] [00000000] *pgd=00000000 (0): [] copy_process+0x[ 93.754370] Internal error: Oops: 805 [#2] SMP ARM 5c8/0x194c # [ 93.368494] soft[ 93.762009] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 irqs last enabled [a t (903).:93711] CPU: 3 PID: 929 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [9]3 .c8o0p3y5_3p0] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ocess+0x5c8/0x194c # [ 93.378[ 93.811808] PC is at lkdtm_EXCEPTION+0x18/0x20 73] softirqs la[s t d9i3s.a8b1l017] LR is at lkdtm_do_action+0x2c/0x4c ed at (0): [[ < 0 09030.08020504>1] pc : [] lr : [] psr: a00e0013 ] 0x0 # [ [ 9 3 .933.8873330519] sp : c5839e58 ip : c5839e68 fp : c5839e64 ] ---[ end[ t r a9c3e. 89470e5b84] r10: 0000000a r9 : c1ad0c1c r8 : c15e8634 17fc646c7[e d ]9-3-.-8 4 7#6 3W] r7 : c5839f60 r6 : 0000000a r5 : c6bcd000 r4 : 00000004 ARNING_MES[S A G E9:3 .8s5a5w8 9'] r3 : 00000000 r2 : 2fba6026 r1 : ef7c05e0 r0 : c15e8654 message trigg[e r ' :9 3o.k8 6 4o54] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none k 4 selftest[s : l9k3d.t8m7:3 197] Control: 10c5387d Table: 16e0c04a DAC: 00000051 ARNING_MESSAG[ E . s9h3 . 8#8 0s850] Process cat (pid: 929, stack limit = 0x20f4ae94) lftests: lkd[t m : 9E3X.C8E8P8T416] Stack: (0xc5839e58 to 0xc583a000) ON.sh [ 93.894682] 9e40: c5839e74 c5839e68 [ 93.903466] 9e60: c0c2f018 c0c2f648 c5839e9c c5839e78 c0c2f518 c0c2eff8 c0c2f3f8 c5ad37c0 [ 93.911651] 9e80: b6ea8000 0000000a c534a780 c5839f60 c5839ec4 c5839ea0 c07f6080 c0c2f404 [ 93.919836] 9ea0: 00000000 c5ad37c0 b6ea8000 c2816000 c5839f60 c07f601c c5839f5c c5839ec8 [ 93.928023] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c0476834 c0599194 c5838000 [ 93.936207] 9ee0: c030da90 ffffe000 c5839f1c c5839ef8 c0476834 c030f30c ffffe000 00000000 [ 93.944391] 9f00: c5839f34 c5839f10 c030e238 c030f2dc c5838000 00000000 ffffe000 c205cf60 [ 93.952577] 9f20: 00000000 c0301210 c5839f6c 2fba6026 c030f364 c5ad37c0 c5ad37c0 c5838000 [ 93.960761] 9f40: b6ea8000 00000000 00000000 00000004 c5839f94 c5839f60 c0599194 c0598b00 [ 93.968946] 9f60: 00000000 00000000 c04762bc 2fba6026 0000000a 0000000a b6fefe00 00000004 [ 93.977130] 9f80: c03002e4 c5838000 c5839fa4 c5839f98 c0599224 c059912c 00000000 c5839fa8 [ 93.985313] 9fa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6ea8000 0000000a 00000000 [ 93.993499] 9fc0: 0000000a 0000000a b6fefe00 00000004 00000001 00000000 00020000 bee91a54 [ 94.001683] 9fe0: 00000004 bee91788 b6f5a4cf b6ee07e6 800e0030 00000001 00000000 00000000 [ 94.009862] Backtrace: [ 94.012329] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 94.020433] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 94.028454] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 94.036382] r9:c5839f60 r8:c534a780 r7:0000000a r6:b6ea8000 r5:c5ad37c0 r4:c0c2f3f8 [ 94.044141] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 94.051981] r9:c07f601c r8:c5839f60 r7:c2816000 r6:b6ea8000 r5:c5ad37c0 r4:00000000 [ 94.059735] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 94.066879] r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c5838000 r5:c5ad37c0 [ 94.074714] r4:c5ad37c0 [ 94.077260] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 94.084404] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:0000000a r4:0000000a [ 94.092160] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 94.099733] Exception stack(0xc5839fa8 to 0xc5839ff0) [ 94.104793] 9fa0: 0000000a 0000000a 00000001 b6ea8000 0000000a 00000000 [ 94.112980] 9fc0: 0000000a 0000000a b6fefe00 00000004 00000001 00000000 00020000 bee91a54 [ 94.121162] 9fe0: 00000004 bee91788 b6f5a4cf b6ee07e6 [ 94.126224] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 94.132375] ---[ end trace 97ebd17fc646c7ee ]--- # Segmentation fault # [ 93.717719] lkdtm: Performing direct entry EXCEPTION # [ 93.725552] 8<--- cut here --- # [ 93.731594] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 93.742438] pgd = 8277d71f # [ 93.748096] [00000000] *pgd=00000000 # [ 93.754370] Internal error: Oops: 805 [#2] SMP ARM # [ 93.762009] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 93.793711] CPU: 3 PID: 929 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 93.803530] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 93.811808] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 93.819017] LR is at lkdtm_do_action+0x2c/0x4c # [ 93.825451] pc : [] lr : [] psr: a00e0013 # [ 93.833539] sp : c5839e58 ip : c5839e68 fp : c5839e64 # [ 93.840584] r10: 0000000a r9 : c1ad0c1c r8 : c15e8634 # [ 93.847631] r7 : c5839f60 r6 : 0000000a r5 : c6bcd000 r4 : 00000004 # [ 93.855891] r3 : 00000000 r2 : 2fba6026 r1 : ef7c05e0 r0 : c15e8654 # [ 93.864154] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 93.873197] Control: 10c5387d Table: 16e0c04a DAC: 00000051 # [ 93.880850] Process cat (pid: 929, stack limit = 0x20f4ae94) # [ 93.888416] Stack: (0xc5839e58 to 0xc583a000) # [ 93.894682] 9e40: c5839e74 c5839e68 # [ 93.903466] 9e60: c0c2f018 c0c2f648 c5839e9c c5839e78 c0c2f518 c0c2eff8 c0c2f3f8 c5ad37c0 # [ 93.911651] 9e80: b6ea8000 0000000a c534a780 c5839f60 c5839ec4 c5839ea0 c07f6080 c0c2f404 # [ 93.919836] 9ea0: 00000000 c5ad37c0 b6ea8000 c2816000 c5839f60 c07f601c c5839f5c c5839ec8 # [ 93.928023] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c0476834 c0599194 c5838000 # [ 93.936207] 9ee0: c030da90 ffffe000 c5839f1c c5839ef8 c0476834 c030f30c ffffe000 00000000 # [ 93.944391] 9f00: c5839f34 c5839f10 c030e238 c030f2dc c5838000 00000000 ffffe000 c205cf60 # [ 93.952577] 9f20: 00000000 c0301210 c5839f6c 2fba6026 c030f364 c5ad37c0 c5ad37c0 c5838000 # [ 93.960761] 9f40: b6ea8000 00000000 00000000 00000004 c5839f94 c5839f60 c0599194 c0598b00 # [ 93.968946] 9f60: 00000000 00000000 c04762bc 2fba6026 0000000a 0000000a b6fefe00 00000004 # [ 93.977130] 9f80: c03002e4 c5838000 c5839fa4 c5839f98 c0599224 c059912c 00000000 c5839fa8 # [ 93.985313] 9fa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6ea8000 0000000a 00000000 # [ 93.993499] 9fc0: 0000000a 0000000a b6fefe00 00000004 00000001 00000000 00020000 bee91a54 # [ 94.001683] 9fe0: 00000004 bee91788 b6f5a4cf b6ee07e6 800e0030 00000001 00000000 00000000 # [ 94.009862] Backtrace: # [ 94.012329] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 94.020433] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 94.028454] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 94.036382] r9:c5839f60 r8:c534a780 r7:0000000a r6:b6ea8000 r5:c5ad37c0 r4:c0c2f3f8 # [ 94.044141] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 94.051981] r9:c07f601c r8:c5839f60 r7:c2816000 r6:b6ea8000 r5:c5ad37c0 r4:00000000 # [ 94.059735] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 94.066879] r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c5838000 r5:c5ad37c0 # [ 94.074714] r4:c5ad37c0 # [ 94.077260] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 94.084404] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:0000000a r4:0000000a # [ 94.092160] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 94.099733] Exception stack(0xc5839fa8 to 0xc5839ff0) # [ 94.104793] 9fa0: 0000000a 0000000a 00000001 b6ea8000 0000000a 00000000 # [ 94.112980] 9fc0: 0000000a 0000000a b6fefe00 00000004 00000001 00000000 00020000 bee91a54 # [ 94.121162] 9fe0: 00000004 bee91788 b6f5a4cf b6ee07e6 # [ 94.126224] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 94.132375] ---[ end trace 97ebd17fc646c7ee ]--- # 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 [ 95.299833] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 95.305427] lkdtm: attempting good list addition [ 95.310296] lkdtm: attempting corrupted list addition [ 95.315386] lkdtm: list_add() corruption not detected! # [ 95.299833] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 95.305427] lkdtm: attempting good list addition # [ 95.310296] lkdtm: attempting corrupted list addition # [ 95.315386] 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 [ 95.656524] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 95.662225] lkdtm: attempting good list removal [ 95.666767] lkdtm: attempting corrupted list removal [ 95.671854] lkdtm: list_del() corruption not detected! # [ 95.656524] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 95.662225] lkdtm: attempting good list removal # [ 95.666767] lkdtm: attempting corrupted list removal # [ 95.671854] 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 [ 95.991189] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 95.997477] lkdtm: attempting bad read from page below current stack [ 96.003962] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 95.991189] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 95.997477] lkdtm: attempting bad read from page below current stack # [ 96.003962] lkdtm: FAIL: accessed page before stack! (byte: 0) # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL] not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 96.334462] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 96.341071] lkdtm: attempting bad read from page above current stack [ 96.347468] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 96.334462] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 96.341071] lkdtm: attempting bad read from page above current stack # [ 96.347468] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh [ 96.695412] lkdtm: Performing direct entry UNSET_SMEP [ 96.700532] lkdtm: XFAIL: this test is x86_64-only # [ 96.695412] lkdtm: Performing direct entry UNSET_SMEP # [ 96.700532] 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 [ 97.026791] lkdtm: Performing direct entry DOUBLE_FAULT [ 97.032121] lkdtm: XFAIL: this test is ia32-only # [ 97.026791] lkdtm: Performing direct entry DOUBLE_FAULT # [ 97.032121] 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 [ 97.355187] lkdtm: Performing direct entry CORRUPT_PAC [ 97.360434] lkdtm: XFAIL: this test is arm64-only # [ 97.355187] lkdtm: Performing direct entry CORRUPT_PAC # [ 97.360434] 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 [ 97.689800] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 97.696262] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 97.689800] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 97.696262] 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 [ 98.426824] lkdtm: Performing direct entry READ_AFTER_FREE [ 98.432401] lkdtm: Value in memory before free: 12345678 [ 98.437935] lkdtm: Attempting bad read from freed memory [ 98.443288] lkdtm: Memory was not poisoned # [ 98.426824] lkdtm: Performing direct entry READ_AFTER_FREE # [ 98.432401] lkdtm: Value in memory before free: 12345678 # [ 98.437935] lkdtm: Attempting bad read from freed memory # [ 98.443288] 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 [ 98.979065] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 98.985104] lkdtm: Value in memory before free: 12345678 [ 98.990518] lkdtm: Attempting to read from freed memory [ 98.995758] lkdtm: Buddy page was not poisoned # [ 98.979065] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 98.985104] lkdtm: Value in memory before free: 12345678 # [ 98.990518] lkdtm: Attempting to read from freed memory # [ 98.995758] 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 [ 99.325294] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 99.331149] lkdtm: Attempting double slab free ... # [ 99.325294] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 99.331149] 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 [ 99.670771] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 99.676289] lkdtm: Attempting cross-cache slab free ... # [ 99.670771] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 99.676289] 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 [ 100.006613] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 100.012185] lkdtm: Attempting non-Slab slab free ... # [ 100.006613] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 100.012185] 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 [ 101.101906] lkdtm: Performing direct entry EXEC_DATA [ 101.106898] lkdtm: attempting ok execution at c0c2fd88 [ 101.112138] lkdtm: attempting bad execution at c26f7744 [ 101.117387] 8<--- cut here --- [ 101.120461] Unable to handle kernel paging request at virtual address c26f7744 [ 101.127707] pgd = 5b2d706b [ 101.130437] [c26f7744] *pgd=1261141e(bad) [ 101.134505] Internal error: Oops: 8000000d [#3] SMP ARM [ 101.139754] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 101.169040] CPU: 2 PID: 1772 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 101.176809] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 101.183372] PC is at data_area+0x0/0x40 [ 101.187245] LR is at execute_location+0xa4/0xb4 [ 101.191799] pc : [] lr : [] psr: 600e0013 [ 101.198087] sp : c6c1de38 ip : 00000027 fp : c6c1de54 [ 101.203331] r10: 0000000a r9 : c1ad0e00 r8 : c15e8634 [ 101.208579] r7 : c6c1df60 r6 : 00000001 r5 : c26f7744 r4 : c0c2fd88 [ 101.215127] r3 : c0898135 r2 : c0898135 r1 : ef7ab5e4 r0 : 0000002b [ 101.221681] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 101.228838] Control: 10c5387d Table: 16e4c04a DAC: 00000051 [ 101.234608] Process cat (pid: 1772, stack limit = 0x49b6c55b) [ 101.240377] Stack: (0xc6c1de38 to 0xc6c1e000) [ 101.244763] de20: 0000001f c6e62000 [ 101.252973] de40: 0000000a c6c1df60 c6c1de64 c6c1de58 c138e7d0 c138e5cc c6c1de74 c6c1de68 [ 101.261182] de60: c0c2f018 c138e7b8 c6c1de9c c6c1de78 c0c2f518 c0c2eff8 c0c2f3f8 c682ac80 [ 101.269391] de80: b6dd1000 0000000a c534a780 c6c1df60 c6c1dec4 c6c1dea0 c07f6080 c0c2f404 [ 101.277601] dea0: 00000000 c682ac80 b6dd1000 c2816000 c6c1df60 c07f601c c6c1df5c c6c1dec8 [ 101.285809] dec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6c1c000 [ 101.294016] dee0: b6dd1000 00020000 00000004 0000000a 0001fff6 c6c1dee0 00000001 b6dd0000 [ 101.302222] df00: c68c7b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 101.310430] df20: 00000000 00000000 c13a3de8 c0898135 c205cf60 c682ac80 c682ac80 c6c1c000 [ 101.318637] df40: b6dd1000 00000000 00000000 00000004 c6c1df94 c6c1df60 c0599194 c0598b00 [ 101.326844] df60: 00000000 00000000 c6c1dfac c0898135 0000000a 0000000a b6f18e00 00000004 [ 101.335052] df80: c03002e4 c6c1c000 c6c1dfa4 c6c1df98 c0599224 c059912c 00000000 c6c1dfa8 [ 101.343259] dfa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6dd1000 0000000a 00000000 [ 101.351466] dfc0: 0000000a 0000000a b6f18e00 00000004 00000001 00000000 00020000 beeafa54 [ 101.359673] dfe0: 00000004 beeaf788 b6e834cf b6e097e6 800e0030 00000001 00000000 00000000 [ 101.367867] Backtrace: [ 101.370368] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 101.378577] r7:c6c1df60 r6:0000000a r5:c6e62000 r4:0000001f [ 101.384285] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 101.392412] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 101.400459] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 101.408406] r9:c6c1df60 r8:c534a780 r7:0000000a r6:b6dd1000 r5:c682ac80 r4:c0c2f3f8 [ 101.416190] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 101.424052] r9:c07f601c r8:c6c1df60 r7:c2816000 r6:b6dd1000 r5:c682ac80 r4:00000000 [ 101.431828] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 101.438994] r10:00000004 r9:00000000 r8:00000000 r7:b6dd1000 r6:c6c1c000 r5:c682ac80 [ 101.446843] r4:c682ac80 [ 101.449410] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 101.456575] r9:c6c1c000 r8:c03002e4 r7:00000004 r6:b6f18e00 r5:0000000a r4:0000000a [ 101.464354] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 101.471944] Exception stack(0xc6c1dfa8 to 0xc6c1dff0) [ 101.477024] dfa0: 0000000a 0000000a 00000001 b6dd1000 0000000a 00000000 [ 101.485231] dfc0: 0000000a 0000000a b6f18e00 00000004 00000001 00000000 00020000 beeafa54 [ 101.493433] dfe0: 00000004 beeaf788 b6e834cf b6e097e6 [ 101.498516] Code: 00000000 c2e0a840 c2e0a900 c2e0a9c0 (e1a0c00d) [ 101.504643] ---[ end trace 97ebd17fc646c7ef ]--- # Segmentation fault # [ 101.101906] lkdtm: Performing direct entry EXEC_DATA # [ 101.106898] lkdtm: attempting ok execution at c0c2fd88 # [ 101.112138] lkdtm: attempting bad execution at c26f7744 # [ 101.117387] 8<--- cut here --- # [ 101.120461] Unable to handle kernel paging request at virtual address c26f7744 # [ 101.127707] pgd = 5b2d706b # [ 101.130437] [c26f7744] *pgd=1261141e(bad) # [ 101.134505] Internal error: Oops: 8000000d [#3] SMP ARM # [ 101.139754] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 101.169040] CPU: 2 PID: 1772 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 101.176809] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 101.183372] PC is at data_area+0x0/0x40 # [ 101.187245] LR is at execute_location+0xa4/0xb4 # [ 101.191799] pc : [] lr : [] psr: 600e0013 # [ 101.198087] sp : c6c1de38 ip : 00000027 fp : c6c1de54 # [ 101.203331] r10: 0000000a r9 : c1ad0e00 r8 : c15e8634 # [ 101.208579] r7 : c6c1df60 r6 : 00000001 r5 : c26f7744 r4 : c0c2fd88 # [ 101.215127] r3 : c0898135 r2 : c0898135 r1 : ef7ab5e4 r0 : 0000002b # [ 101.221681] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 101.228838] Control: 10c5387d Table: 16e4c04a DAC: 00000051 # [ 101.234608] Process cat (pid: 1772, stack limit = 0x49b6c55b) # [ 101.240377] Stack: (0xc6c1de38 to 0xc6c1e000) # [ 101.244763] de20: 0000001f c6e62000 # [ 101.252973] de40: 0000000a c6c1df60 c6c1de64 c6c1de58 c138e7d0 c138e5cc c6c1de74 c6c1de68 # [ 101.261182] de60: c0c2f018 c138e7b8 c6c1de9c c6c1de78 c0c2f518 c0c2eff8 c0c2f3f8 c682ac80 # [ 101.269391] de80: b6dd1000 0000000a c534a780 c6c1df60 c6c1dec4 c6c1dea0 c07f6080 c0c2f404 # [ 101.277601] dea0: 00000000 c682ac80 b6dd1000 c2816000 c6c1df60 c07f601c c6c1df5c c6c1dec8 # [ 101.285809] dec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6c1c000 # [ 101.294016] dee0: b6dd1000 00020000 00000004 0000000a 0001fff6 c6c1dee0 00000001 b6dd0000 # [ 101.302222] df00: c68c7b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 101.310430] df20: 00000000 00000000 c13a3de8 c0898135 c205cf60 c682ac80 c682ac80 c6c1c000 # [ 101.318637] df40: b6dd1000 00000000 00000000 00000004 c6c1df94 c6c1df60 c0599194 c0598b00 # [ 101.326844] df60: 00000000 00000000 c6c1dfac c0898135 0000000a 0000000a b6f18e00 00000004 # [ 101.335052] df80: c03002e4 c6c1c000 c6c1dfa4 c6c1df98 c0599224 c059912c 00000000 c6c1dfa8 # [ 101.343259] dfa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6dd1000 0000000a 00000000 # [ 101.351466] dfc0: 0000000a 0000000a b6f18e00 00000004 00000001 00000000 00020000 beeafa54 # [ 101.359673] dfe0: 00000004 beeaf788 b6e834cf b6e097e6 800e0030 00000001 00000000 00000000 # [ 101.367867] Backtrace: # [ 101.370368] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 101.378577] r7:c6c1df60 r6:0000000a r5:c6e62000 r4:0000001f # [ 101.384285] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 101.392412] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 101.400459] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 101.408406] r9:c6c1df60 r8:c534a780 r7:0000000a r6:b6dd1000 r5:c682ac80 r4:c0c2f3f8 # [ 101.41[ 101.917059] lkdtm: Performing direct entry EXEC_STACK 6190] [] (full_proxy_wr[ 101.924083] lkdtm: attempting ok execution at c0c2fd88 ite) from [] (vfs_write[ 101.931951] lkdtm: attempting bad execution at c6859e0c +0x10c/0x524) # [ 101.424052] [ 101.940040] 8<--- cut here --- r9:c07f601c r8[: c 61c011d.f96405906] Unable to handle kernel paging request at virtual address c6859e0c r7:c281600[0 r160:1b.69d5d511023] pgd = f194f681 0 r5:c682ac80 r4:00000000 #[ [ 101.959652] [c6859e0c] *pgd=1681141e(bad) 101.431828] [1]0 1(966273] Internal error: Oops: 8000000d [#4] SMP ARM vfs_write) from [] (ksy[ 101.973751] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 s_write+0x74/0xec) # [[ 11001.005457] CPU: 1 PID: 1848 Comm: cat Tainted: G D W 5.10.153-cip19 #1 .438994] [ r 1100:20.00010505030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 4 r9:00000000 r8:0[0 0 0100020.0023804] PC is at 0xc6859e0c r7:b6dd1000 r6:c6c1c000 [r 5 :1c02.029120] LR is at execute_location+0xa4/0xb4 82ac80 # [ [ 1 01012..4043668042] pc : [] lr : [] psr: 600e0013 3] r4:c682[a c 8100 2 .#0 4[4 1 9] sp : c6859de8 ip : c6859cf0 fp : c6859e04 101.4494[1 0 ]1 0[2<.c00551929016] r10: 0000000b r9 : c1ad0e0c r8 : c15e8634 0>] (ksys_w[r i t10e2). 0f5r8o1m69] r7 : c6859f60 r6 : 00000001 r5 : c6859e0c r4 : c0c2fd88 [][ ( s1y0s2_.w0r6i6t518] r3 : 825a1485 r2 : 825a1485 r1 : ef7965e0 r0 : 0000002b +0x18/0x1c) #[ [ 1 0120.10.744955] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 6575] r9:[c 6 c110c20.0008 4r0885] Control: 10c5387d Table: 15d9804a DAC: 00000051 c03002e4 r7:0[0 0 0100020.049 1r655] Process cat (pid: 1848, stack limit = 0x8fa76de5) :b6f18e00 [r 5 :100020.00090903a10] Stack: (0xc6859de8 to 0xc685a000) r4:0000000a # [ 101.[4 6 413052.105496] 9de0: c6858000 c6cfb000 0000000b c6859f60 c6859e64 c6859e08 ] [] (sys_w[r i t1e0)2 116014] 9e00: c138e80c c138e5cc c6859e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 from [] ([r e t1_0f2a.s26447] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033374 e34c31b8 t_syscall+0x0/0x28[) 1#0 2[. 136793] 9e40: e3a02040 e3a01d33 e5930018 825a1485 0000000b 00000020 c6859e74 c6859e68 101.471944] Excepti[o n 1s0t2a.c47139] 9e60: c0c2f018 c138e7e0 c6859e9c c6859e78 c0c2f518 c0c2eff8 c0c2f3f8 c682ba40 k(0xc6c1dfa8 to [0 x c160c21.d1f57485] 9e80: b6e0f000 0000000b c534a780 c6859f60 c6859ec4 c6859ea0 c07f6080 c0c2f404 0) # [ 101.47702[4 ] 1d0f2a.0167743] 9ea0: 00000000 c682ba40 b6e0f000 c2816000 c6859f60 c07f601c c6859f5c c6859ec8 [ 0100020.0108090] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6858000 0a 0000000a 00000[0 0 11 0b26.d1d8349] 9ee0: b6e0f000 00020000 00000004 0000000b 0001fff5 c6859ee0 00000001 b6e0e000 1000 0000000a 000[0 0 010002 . 1#8608] 9f00: c5bcf040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 101.485231] dfc0:[ 0 0100020208870] 9f20: 00000000 00000000 c13a3de8 825a1485 c205cf60 c682ba40 c682ba40 c6858000 00a 0000000a b6f18e[0 0 100020.019302] 9f40: b6e0f000 00000000 00000000 00000004 c6859f94 c6859f60 c0599194 c0598b00 0004 00000001 00000[0 0 01 0020.029648] 9f60: 00000000 00000000 c6859fac 825a1485 0000000b 0000000b b6f56e00 00000004 20000 beeafa54 # [[ 110012..439993] 9f80: c03002e4 c6858000 c6859fa4 c6859f98 c0599224 c059912c 00000000 c6859fa8 93433] dfe0: 0000[0 0 0140 2b.e2e0338] 9fa0: c03000c0 c0599218 0000000b 0000000b 00000001 b6e0f000 0000000b 00000000 af788 b6e834cf b6[e 0 9170e26. 2 0598] 9fc0: 0000000b 0000000b b6f56e00 00000004 00000001 00000000 00020000 be9bba54 # [ 101.498516] C[o d e1:0 20.0270857] 9fe0: 00000004 be9bb788 b6ec14cf b6e477e6 800e0030 00000001 00000000 00000000 00000 c2e0a840 [c 2 e100a29.0208 196] Backtrace: c2e0a9c0 (e1a0c00d) # [ 101.50 102.285658] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) 4643] ---[ end tra[c e 19072e.b296690] r7:c6859f60 r6:0000000b r5:c6cfb000 r4:c6858000 17fc646c7ef ]--- # EXEC_DATA: mi[ 102.304529] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) ssing 'cal[l t1r0a2c.e3:1'5:5 55] r4:00000020 FAIL] not ok 30 selft[e s t1s0:2.319920] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) lkdtm: EXEC_DATA.sh # exit=1[ 102.330269] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) selftests: lkdtm:[ E X1E0C2_.S340783] r9:c6859f60 r8:c534a780 r7:0000000b r6:b6e0f000 r5:c682ba40 r4:c0c2f3f8 ACK.sh [ 102.350701] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 102.359220] r9:c07f601c r8:c6859f60 r7:c2816000 r6:b6e0f000 r5:c682ba40 r4:00000000 [ 102.366977] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 102.374126] r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c6858000 r5:c682ba40 [ 102.381961] r4:c682ba40 [ 102.384509] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 102.391657] r9:c6858000 r8:c03002e4 r7:00000004 r6:b6f56e00 r5:0000000b r4:0000000b [ 102.399417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 102.406994] Exception stack(0xc6859fa8 to 0xc6859ff0) [ 102.412059] 9fa0: 0000000b 0000000b 00000001 b6e0f000 0000000b 00000000 [ 102.420249] 9fc0: 0000000b 0000000b b6f56e00 00000004 00000001 00000000 00020000 be9bba54 [ 102.428436] 9fe0: 00000004 be9bb788 b6ec14cf b6e477e6 [ 102.433500] Code: c6859e08 c138e80c c138e5cc c6859e6c (e1a0c00d) [ 102.439608] ---[ end trace 97ebd17fc646c7f0 ]--- # Segmentation fault # [ 101.917059] lkdtm: Performing direct entry EXEC_STACK # [ 101.924083] lkdtm: attempting ok execution at c0c2fd88 # [ 101.931951] lkdtm: attempting bad execution at c6859e0c # [ 101.940040] 8<--- cut here --- # [ 101.945906] Unable to handle kernel paging request at virtual address c6859e0c # [ 101.955123] pgd = f194f681 # [ 101.959652] [c6859e0c] *pgd=1681141e(bad) # [ 101.966273] Internal error: Oops: 8000000d [#4] SMP ARM # [ 101.973751] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 102.005457] CPU: 1 PID: 1848 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 102.015535] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.023804] PC is at 0xc6859e0c # [ 102.029120] LR is at execute_location+0xa4/0xb4 # [ 102.036072] pc : [] lr : [] psr: 600e0013 # [ 102.044159] sp : c6859de8 ip : c6859cf0 fp : c6859e04 # [ 102.051206] r10: 0000000b r9 : c1ad0e0c r8 : c15e8634 # [ 102.058169] r7 : c6859f60 r6 : 00000001 r5 : c6859e0c r4 : c0c2fd88 # [ 102.066518] r3 : 825a1485 r2 : 825a1485 r1 : ef7965e0 r0 : 0000002b # [ 102.074955] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 102.084085] Control: 10c5387d Table: 15d9804a DAC: 00000051 # [ 102.091655] Process cat (pid: 1848, stack limit = 0x8fa76de5) # [ 102.099310] Stack: (0xc6859de8 to 0xc685a000) # [ 102.105496] 9de0: c6858000 c6cfb000 0000000b c6859f60 c6859e64 c6859e08 # [ 102.116014] 9e00: c138e80c c138e5cc c6859e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 102.126447] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033374 e34c31b8 # [ 102.136793] 9e40: e3a02040 e3a01d33 e5930018 825a1485 0000000b 00000020 c6859e74 c6859e68 # [ 102.147139] 9e60: c0c2f018 c138e7e0 c6859e9c c6859e78 c0c2f518 c0c2eff8 c0c2f3f8 c682ba40 # [ 102.157485] 9e80: b6e0f000 0000000b c534a780 c6859f60 c6859ec4 c6859ea0 c07f6080 c0c2f404 # [ 102.167743] 9ea0: 00000000 c682ba40 b6e0f000 c2816000 c6859f60 c07f601c c6859f5c c6859ec8 # [ 102.178090] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6858000 # [ 102.188349] 9ee0: b6e0f000 00020000 00000004 0000000b 0001fff5 c6859ee0 00000001 b6e0e000 # [ 102.198608] 9f00: c5bcf040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 102.208870] 9f20: 00000000 00000000 c13a3de8 825a1485 c205cf60 c682ba40 c682ba40 c6858000 # [ 102.219302] 9f40: b6e0f000 00000000 00000000 00000004 c6859f94 c6859f60 c0599194 c0598b00 # [ 102.229648] 9f60: 00000000 00000000 c6859fac 825a1485 0000000b 0000000b b6f56e00 00000004 # [ 102.239993] 9f80: c03002e4 c6858000 c6859fa4 c6859f98 c0599224 c059912c 00000000 c6859fa8 # [ 102.250338] 9fa0: c03000c0 c0599218 0000000b 0000000b 00000001 b6e0f000 0000000b 00000000 # [ 102.260598] 9fc0: 0000000b 0000000b b6f56e00 00000004 00000001 00000000 00020000 be9bba54 # [ 102.270857] 9fe0: 00000004 be9bb788 b6ec14cf b6e477e6 800e0030 00000001 00000000 00000000 # [ 102.281196] Backtrace: # [ 102.285658] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 102.296690] r7:c6859f60 r6:0000000b r5:c6cfb000 r4:c6858000 # [ 102.304529] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 102.315555] r4:00000020 # [ 102.319920] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 102.330269] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 102.340783] r9:c6859f60 r8:c534a780 r7:0000000b r6:b6e0f000 r5:c682ba40 r4:c0c2f3f8 # [ 102.350701] [] (full_proxy_wr[ 102.881273] lkdtm: Performing direct entry EXEC_KMALLOC ite) from [] ([v f s1_02.886743] lkdtm: attempting ok execution at c0c2fd88 rite+0x10c/0x524) # [ 102.35922[ 102.894457] lkdtm: attempting bad execution at c68d4e40 0] r9:c07f601c r8:c6859f60 r7:c2[ 102.902491] 8<--- cut here --- 816000 r6:b6e0[f 0 0100 2r.59:0c8320] Unable to handle kernel paging request at virtual address c68d4e40 82ba40 r4:0000[0 0 0100 2 .#91 7[38] pgd = ca411bd1 102.366977] [] ([v f 102.922153] [c68d4e40] *pgd=1681141e(bad) _write) from [.]928773] Internal error: Oops: 8000000d [#5] SMP ARM (ksys_write+0x74/0xec) # [ 102.[ 102.936165] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 374126] r10:00000004 [r 9 :10002.967870] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.153-cip19 #1 00000 r8:0[0 0 0100020.09 7r779:48] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 6e0f000 r6:c6858000 [r 5 :1c0628.986304] PC is at 0xc68d4e40 ba40 # [ 102.381961] [r 4 :1c02.991706] LR is at execute_location+0xa4/0xb4 82ba40 # [ 1[0 2 .130824.590998658] pc : [] lr : [] psr: 600e0013 [ ]1 0(3k.s0y0s6_9w19] sp : c6e4fe30 ip : c6e4fd38 fp : c6e4fe4c ite) from [[ < 1c0035.9091232946>] r10: 0000000d r9 : c1ad0e18 r8 : c15e8634 ] (sys_writ[e + 01x0138./002x019c7] r7 : c6e4ff60 r6 : 00000001 r5 : c68d4e40 r4 : c0c2fd88 ) # [ 10[2 . 3190136.5072]9 2 76] r3 : ac9cf88f r2 : ac9cf88f r1 : ef7965e0 r0 : 0000002b 9:[c 6 8150830.0003 76r289:]c 0F3ags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 002e4 r7:000000[0 4 1r063:.b064f161] Control: 10c5387d Table: 1581c04a DAC: 00000051 56e00 r5:000[0 0 0100b3 .r045:30900] Process cat (pid: 1927, stack limit = 0x2a53c6fe) 00000b # [[ 110023..3096914515] Stack: (0xc6e4fe30 to 0xc6e50000) 7] [] ([s y s1_03w.r0i67739] fe20: c68d4e40 c5ec0000 0000000d c6e4ff60 e) from [ ] 1(0r3e.t078000] fe40: c6e4fe64 c6e4fe50 c0c2fdd8 c138e5cc 00000021 c5ec0000 c6e4fe74 c6e4fe68 fast_syscall+0x0/0[x 2 81)0 3 .#088347] fe60: c0c2f018 c0c2fdac c6e4fe9c c6e4fe78 c0c2f518 c0c2eff8 c0c2f3f8 c68c6f00 [ 102.406994] Exc[e p t1i0o3n. 098692] fe80: b6e8a000 0000000d c534a780 c6e4ff60 c6e4fec4 c6e4fea0 c07f6080 c0c2f404 tack(0xc6859fa8 to 0[x c 6180539.109040] fea0: 00000000 c68c6f00 b6e8a000 c2816000 c6e4ff60 c07f601c c6e4ff5c c6e4fec8 f0) # [ 102.412059][ 9 f1a003:119475] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6e4e000 [ 0 0100030.0129905] fee0: b6e8a000 00020000 00000004 0000000d 0001fff3 c6e4fee0 00000001 b6e89000 b 0000000b 0000000[1 b160e30.f140251] ff00: c5bcf7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00 0000000b 0000000[0 1#0 3[. 50599] ff20: 00000000 00000000 c13a3de8 ac9cf88f c205cf60 c68c6f00 c68c6f00 c6e4e000 102.420249] 9fc0:[ 0 0100030.0160943] ff40: b6e8a000 00000000 00000000 00000004 c6e4ff94 c6e4ff60 c0599194 c0598b00 b 0000000b b6f56e0[0 0100030.0171289] ff60: 00000000 00000000 c6e4ffac ac9cf88f 0000000d 0000000d b6fd1e00 00000004 04 00000001 000000[0 0 100030.2181635] ff80: c03002e4 c6e4e000 c6e4ffa4 c6e4ff98 c0599224 c059912c 00000000 c6e4ffa8 000 be9bba54 # [ [ 1 0120.34.2191983] ffa0: c03000c0 c0599218 0000000d 0000000d 00000001 b6e8a000 0000000d 00000000 436] 9fe0: 0000000[4 b1e093b.b202328] ffc0: 0000000d 0000000d b6fd1e00 00000004 00000001 00000000 00020000 bec90a54 88 b6ec14cf b6e47[7 e 61 0 3#. 2[2674] ffe0: 00000004 bec90788 b6f3c4cf b6ec27e6 800e0030 00000001 00000000 00000000 102.433500] Co[d e :1 0c36.82522925] Backtrace: e08 c138e80c c138e5cc c6859e6c[ 103.227469] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) e1a0c00d) # [ 1[0 2 .140339.6238590] r7:c6e4ff60 r6:0000000d r5:c5ec0000 r4:c68d4e40 8] ---[ end trace 97ebd17fc646c7f 103.246427] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 0 ]--- # EXE[C _ S1T0A3C.K2:5 7m41] r5:c5ec0000 r4:00000021 issing 'call trace:': [F[A I L1]03.263034] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) not ok 31 selftests: lkdtm: EXE[ 103.273472] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) _STACK.sh # exi[t = 11 0 3#. 2s8e157] r9:c6e4ff60 r8:c534a780 r7:0000000d r6:b6e8a000 r5:c68c6f00 r4:c0c2f3f8 lftests: lkdtm: EXEC_KMALLOC.sh [ 103.293907] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 103.304589] r9:c07f601c r8:c6e4ff60 r7:c2816000 r6:b6e8a000 r5:c68c6f00 r4:00000000 [ 103.312347] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 103.319496] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c6e4e000 r5:c68c6f00 [ 103.327332] r4:c68c6f00 [ 103.329879] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 103.337027] r9:c6e4e000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:0000000d r4:0000000d [ 103.344786] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 103.352365] Exception stack(0xc6e4ffa8 to 0xc6e4fff0) [ 103.357429] ffa0: 0000000d 0000000d 00000001 b6e8a000 0000000d 00000000 [ 103.365618] ffc0: 0000000d 0000000d b6fd1e00 00000004 00000001 00000000 00020000 bec90a54 [ 103.373803] ffe0: 00000004 bec90788 b6f3c4cf b6ec27e6 [ 103.378869] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 103.384977] ---[ end trace 97ebd17fc646c7f1 ]--- # Segmentation fault # [ 102.881273] lkdtm: Performing direct entry EXEC_KMALLOC # [ 102.886743] lkdtm: attempting ok execution at c0c2fd88 # [ 102.894457] lkdtm: attempting bad execution at c68d4e40 # [ 102.902491] 8<--- cut here --- # [ 102.908320] Unable to handle kernel paging request at virtual address c68d4e40 # [ 102.917538] pgd = ca411bd1 # [ 102.922153] [c68d4e40] *pgd=1681141e(bad) # [ 102.928773] Internal error: Oops: 8000000d [#5] SMP ARM # [ 102.936165] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 102.967870] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 102.977948] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 102.986304] PC is at 0xc68d4e40 # [ 102.991706] LR is at execute_location+0xa4/0xb4 # [ 102.998658] pc : [] lr : [] psr: 600e0013 # [ 103.006919] sp : c6e4fe30 ip : c6e4fd38 fp : c6e4fe4c # [ 103.013965] r10: 0000000d r9 : c1ad0e18 r8 : c15e8634 # [ 103.020927] r7 : c6e4ff60 r6 : 00000001 r5 : c68d4e40 r4 : c0c2fd88 # [ 103.029276] r3 : ac9cf88f r2 : ac9cf88f r1 : ef7965e0 r0 : 0000002b # [ 103.037629] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 103.046161] Control: 10c5387d Table: 1581c04a DAC: 00000051 # [ 103.053900] Process cat (pid: 1927, stack limit = 0x2a53c6fe) # [ 103.061555] Stack: (0xc6e4fe30 to 0xc6e50000) # [ 103.067739] fe20: c68d4e40 c5ec0000 0000000d c6e4ff60 # [ 103.078000] fe40: c6e4fe64 c6e4fe50 c0c2fdd8 c138e5cc 00000021 c5ec0000 c6e4fe74 c6e4fe68 # [ 103.088347] fe60: c0c2f018 c0c2fdac c6e4fe9c c6e4fe78 c0c2f518 c0c2eff8 c0c2f3f8 c68c6f00 # [ 103.098692] fe80: b6e8a000 0000000d c534a780 c6e4ff60 c6e4fec4 c6e4fea0 c07f6080 c0c2f404 # [ 103.109040] fea0: 00000000 c68c6f00 b6e8a000 c2816000 c6e4ff60 c07f601c c6e4ff5c c6e4fec8 # [ 103.119475] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6e4e000 # [ 103.129905] fee0: b6e8a000 00020000 00000004 0000000d 0001fff3 c6e4fee0 00000001 b6e89000 # [ 103.140251] ff00: c5bcf7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 103.150599] ff20: 00000000 00000000 c13a3de8 ac9cf88f c205cf60 c68c6f00 c68c6f00 c6e4e000 # [ 103.160943] ff40: b6e8a000 00000000 00000000 00000004 c6e4ff94 c6e4ff60 c0599194 c0598b00 # [ 103.171289] ff60: 00000000 00000000 c6e4ffac ac9cf88f 0000000d 0000000d b6fd1e00 00000004 # [ 103.181635] ff80: c03002e4 c6e4e000 c6e4ffa4 c6e4ff98 c0599224 c059912c 00000000 c6e4ffa8 # [ 103.191983] ffa0: c03000c0 c0599218 0000000d 0000000d 00000001 b6e8a000 0000000d 00000000 # [ 103.202328] ffc0: 0000000d 0000000d b6fd1e00 00000004 00000001 00000000 00020000 bec90a54 # [ 103.212674] ffe0: 00000004 bec90788 b6f3c4cf b6ec27e6 800e0030 00000001 00000000 00000000 # [ 103.222925] Backtrace: # [ 103.227469] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 103.238590] r7:c6e4ff60 r6:0000000d r5:c5ec0000 r4:c68d4e40 # [ 103.246427] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 103.257541] r5:c5ec0000 r4:00000021 # [ 103.263034] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 103.273472] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 103.284157] r9:c6e4ff60 r8:c534a780 r7:0000000d r6:b6e8a000 r5:c68c6f00 r4:c0c2f3f8 # [ 103.293907] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 103.304589] r9:c07f601c r8:c6e4ff60 r7:c2816000 r6:b6e8a[ 103.830864] lkdtm: Performing direct entry EXEC_VMALLOC 000 r5:c68c6f00 r4:00000000 # [ [ 103.837362] lkdtm: attempting ok execution at c0c2fd88 103.312347] [] (vfs_wr[ 103.845431] lkdtm: attempting bad execution at f096c000 ite) from [] (ksys_writ[ 103.853490] 8<--- cut here --- e+0x74/0xec) # [ 103.319496] r[ 103.859380] Unable to handle kernel paging request at virtual address f096c000 10:00000004 r9:00000000 r8:000000[ 103.869478] pgd = ca411bd1 00 r7:b6e8a000 r6:c6e4e000 r5:c68[ 103.875009] [f096c000] *pgd=1294b811, *pte=4b81a65f, *ppte=4b81a45f c6f00 # [ 103.327332] r4:c68c6[ 103.884196] Internal error: Oops: 8000000f [#6] SMP ARM f00 # [ 103.329879] [[ 103.892235] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 ] (ksys_write) f[r o m1 0[3<.c9023940] CPU: 2 PID: 2004 Comm: cat Tainted: G D W 5.10.153-cip19 #1 99224>] (s[y s _1w0r3i.t93e3+706x] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 18/0x1c) # [ [1 0 31.0333.79042027] PC is at 0xf096c000 7] r9:c6e4e000 r8:c030[0 2 e140 .947169] LR is at execute_location+0xa4/0xb4 r7:0000000[4 r160:3b.69f5d410e32] pc : [] lr : [] psr: 600e0013 0 r5:00[0 0 010003d. 9r642:10190] sp : c47dfe30 ip : c47dfd38 fp : c47dfe4c 0000d #[ [ 1 0130.39.638494972] r10: 0000000d r9 : c1ad0e28 r8 : c15e8634 6] [ ]1 0(3s.y9s7_5w953] r7 : c47dff60 r6 : 00000001 r5 : f096c000 r4 : c0c2fd88 ite) fr[o m 1[0<3c.09380403086c] r3 : 5266261c r2 : 5266261c r1 : ef7ab5e0 r0 : 0000002b >] (ret_fast[_ s y1s0c3a.l9l9+20564] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0/0x28) [# [1 0 41.0030.136502] Control: 10c5387d Table: 1581c04a DAC: 00000051 365] Except[i o n1 0s4t.a00c9k0(88] Process cat (pid: 2004, stack limit = 0x715c744d) xc6e4ffa8 t[o 01x0c46.e041f6f6f5] Stack: (0xc47dfe30 to 0xc47e0000) 0) # [ 103.3[5 7 412094]. 0f2f2835] fe20: f096c000 c5f30000 0000000d c47dff60 0: [ 1 0 4 .00030007] fe40: c47dfe64 c47dfe50 c0c2fe0c c138e5cc 00000022 c5f30000 c47dfe74 c47dfe68 0000d 0000000d[ 0 0100040.00043180] fe60: c0c2f018 c0c2fdf0 c47dfe9c c47dfe78 c0c2f518 c0c2eff8 c0c2f3f8 c682cf00 b6e8a000 00000[0 0 d1 0040.00050266] fe80: b6e79000 0000000d c534a780 c47dff60 c47dfec4 c47dfea0 c07f6080 c0c2f404 000 # [ 103.[3 6 5160148.]0 6f3437] fea0: 00000000 c682cf00 b6e79000 c2816000 c47dff60 c07f601c c47dff5c c47dfec8 c0: 0000000d 000[0 0 0100d4 .b0673610] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c47de000 d1e00 0000000[4 0100040.000803867] fee0: b6e79000 00020000 00000004 0000000d 0001fff3 c47dfee0 00000001 b6e78000 00000000 00020[0 0 01 0b4e.c0990952] ff00: c5bea500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 a54 # [ 103.37[3 8 0130]4 .f1f04125] ff20: 00000000 00000000 c13a3de8 5266261c c205cf60 c682cf00 c682cf00 c47de000 0: 00000004 be[ c 9100748.81 1b4682] ff40: b6e79000 00000000 00000000 00000004 c47dff94 c47dff60 c0599194 c0598b00 f3c4cf b6ec27e6 [ # 1[0 4 .1120469] ff60: 00000000 00000000 c47dffac 5266261c 0000000d 0000000d b6fc0e00 00000004 3.378869] Code:[ 0 0110640.01137638] ff80: c03002e4 c47de000 c47dffa4 c47dff98 c0599224 c059912c 00000000 c47dffa8 00000000 000[0 0 010004 .010404009] ffa0: c03000c0 c0599218 0000000d 0000000d 00000001 b6e79000 0000000d 00000000 0000 (e1a0c00d) [ 1#0 4[. 1 51895] ffc0: 0000000d 0000000d b6fc0e00 00000004 00000001 00000000 00020000 bed80a54 03.384977] ---[[ e n1d0 4t.r1a6c065] ffe0: 00000004 bed80788 b6f2b4cf b6eb17e6 800e0030 00000001 00000000 00000000 e 97ebd17fc646c[7 f 11 0]4-.-1-7 230] Backtrace: # EXEC_KMALLOC: missing '[c a l104.179685] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) trace:': [FAIL][ n1o0t4 .o1k90633] r7:c47dff60 r6:0000000d r5:c5f30000 r4:f096c000 32 selftests: lkdtm: EXEC_KM[A L 104.198382] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) OC.sh # exit[= 1 1 0#4 .s2e0l9f323] r5:c5f30000 r4:00000022 ests: lkdtm: EXEC_VMALLO[C . s1h04.214814] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 104.225248] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 104.233243] r9:c47dff60 r8:c534a780 r7:0000000d r6:b6e79000 r5:c682cf00 r4:c0c2f3f8 [ 104.240999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.248840] r9:c07f601c r8:c47dff60 r7:c2816000 r6:b6e79000 r5:c682cf00 r4:00000000 [ 104.256593] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 104.263737] r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c47de000 r5:c682cf00 [ 104.271570] r4:c682cf00 [ 104.274118] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 104.281265] r9:c47de000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:0000000d r4:0000000d [ 104.289020] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 104.296594] Exception stack(0xc47dffa8 to 0xc47dfff0) [ 104.301654] ffa0: 0000000d 0000000d 00000001 b6e79000 0000000d 00000000 [ 104.309839] ffc0: 0000000d 0000000d b6fc0e00 00000004 00000001 00000000 00020000 bed80a54 [ 104.318021] ffe0: 00000004 bed80788 b6f2b4cf b6eb17e6 [ 104.323086] Code: bad PC value [ 104.326219] ---[ end trace 97ebd17fc646c7f2 ]--- # Segmentation fault # [ 103.830864] lkdtm: Performing direct entry EXEC_VMALLOC # [ 103.837362] lkdtm: attempting ok execution at c0c2fd88 # [ 103.845431] lkdtm: attempting bad execution at f096c000 # [ 103.853490] 8<--- cut here --- # [ 103.859380] Unable to handle kernel paging request at virtual address f096c000 # [ 103.869478] pgd = ca411bd1 # [ 103.875009] [f096c000] *pgd=1294b811, *pte=4b81a65f, *ppte=4b81a45f # [ 103.884196] Internal error: Oops: 8000000f [#6] SMP ARM # [ 103.892235] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 103.923940] CPU: 2 PID: 2004 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 103.933761] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 103.942027] PC is at 0xf096c000 # [ 103.947169] LR is at execute_location+0xa4/0xb4 # [ 103.954032] pc : [] lr : [] psr: 600e0013 # [ 103.962119] sp : c47dfe30 ip : c47dfd38 fp : c47dfe4c # [ 103.968992] r10: 0000000d r9 : c1ad0e28 r8 : c15e8634 # [ 103.975953] r7 : c47dff60 r6 : 00000001 r5 : f096c000 r4 : c0c2fd88 # [ 103.984386] r3 : 5266261c r2 : 5266261c r1 : ef7ab5e0 r0 : 0000002b # [ 103.992564] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.001606] Control: 10c5387d Table: 1581c04a DAC: 00000051 # [ 104.009088] Process cat (pid: 2004, stack limit = 0x715c744d) # [ 104.016655] Stack: (0xc47dfe30 to 0xc47e0000) # [ 104.022835] fe20: f096c000 c5f30000 0000000d c47dff60 # [ 104.033007] fe40: c47dfe64 c47dfe50 c0c2fe0c c138e5cc 00000022 c5f30000 c47dfe74 c47dfe68 # [ 104.043180] fe60: c0c2f018 c0c2fdf0 c47dfe9c c47dfe78 c0c2f518 c0c2eff8 c0c2f3f8 c682cf00 # [ 104.053266] fe80: b6e79000 0000000d c534a780 c47dff60 c47dfec4 c47dfea0 c07f6080 c0c2f404 # [ 104.063437] fea0: 00000000 c682cf00 b6e79000 c2816000 c47dff60 c07f601c c47dff5c c47dfec8 # [ 104.073610] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c47de000 # [ 104.083867] fee0: b6e79000 00020000 00000004 0000000d 0001fff3 c47dfee0 00000001 b6e78000 # [ 104.093952] ff00: c5bea500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 104.104125] ff20: 00000000 00000000 c13a3de8 5266261c c205cf60 c682cf00 c682cf00 c47de000 # [ 104.114382] ff40: b6e79000 00000000 00000000 00000004 c47dff94 c47dff60 c0599194 c0598b00 # [ 104.124469] ff60: 00000000 00000000 c47dffac 5266261c 0000000d 0000000d b6fc0e00 00000004 # [ 104.134638] ff80: c03002e4 c47de000 c47dffa4 c47dff98 c0599224 c059912c 00000000 c47dffa8 # [ 104.144809] ffa0: c03000c0 c0599218 0000000d 0000000d 00000001 b6e79000 0000000d 00000000 # [ 104.154895] ffc0: 0000000d 0000000d b6fc0e00 00000004 00000001 00000000 00020000 bed80a54 # [ 104.165065] ffe0: 00000004 bed80788 b6f2b4cf b6eb17e6 800e0030 00000001 00000000 00000000 # [ 104.175230] Backtrace: # [ 104.179685] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 104.190633] r7:c47dff60 r6:0000000d r5:c5f30000 r4:f096c000 # [ 104.198382] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 104.209323] r5:c5f30000 r4:00000022 # [ 104.214814] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 104.225248] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 104.233243] r9:c47dff60 r8:c534a780 r7:0000000d r6:b6e79000 r5:c682cf00 r4:c0c[ 104.737522] lkdtm: Performing direct entry EXEC_RODATA 2f3f8 # [ 104.240999] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 104.761657] 8<--- cut here --- # [ 104.248840] [ r 91:0c4.07767518] Unable to handle kernel paging request at virtual address c15e88d0 601c r8:c47d[f f 6100 4r.77:7c62821] pgd = ca411bd1 16000 r6:b6e79000 r5:c682cf[0 0 04.781437] [c15e88d0] *pgd=1141941e(bad) r4:00000000 # [[ 110044..27587968] Internal error: Oops: 8000000d [#7] SMP ARM 593] [] (vfs_write) fro[ 104.795273] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 m [] (ksys[_ w r1i0t4e.826977] CPU: 2 PID: 2081 Comm: cat Tainted: G D W 5.10.153-cip19 #1 0x74/0x[e c )1 0 4#. 8[3 6 916084 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) .263737] r10:00000004 r9[: 0 0104.845155] PC is at lkdtm_rodata_do_nothing+0x0/0x10 00000 r8:00000000 r7[: b 61e0749.852632] LR is at execute_location+0xa4/0xb4 00 r6:c47de00[0 r150:4c.688529c13] pc : [] lr : [] psr: 600e0013 f0[0 1#0 4[. 8 6170548.62]7 1sp : c6e0fe38 ip : c6e0fd40 fp : c6e0fe54 70] r4:[c 6 8120c4f.80704 2 8#8 r10: 0000000c r9 : c1ad0e38 r8 : c15e8634 [ 104.274[1 1 81]0 4[.<8c80151963] r7 : c6e0ff60 r6 : 00000000 r5 : c15e88d0 r4 : c0c2fd88 120>] [( k s1y0s4_.w8r8i9t5e1)1 ] r3 : 8683fce9 r2 : 8683fce9 r1 : ef7ab5e0 r0 : 0000002b rom [1]04 .(8s9y7s6_9] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none write+0x18/0[x 1 c1)0 4 .#9 0[6 644] Control: 10c5387d Table: 1581c04a DAC: 00000051 104.281265[] 1r094:.c94174d2e96] Process cat (pid: 2081, stack limit = 0x9e8acc11) 00 r8:c0[3 0 0120e4.49 2r178:6040 Stack: (0xc6e0fe38 to 0xc6e10000) 000004 r6:b6f[c 0 e10004 .r952:7072] fe20: 00000023 c6e62000 000000d r4:000[0 0 0100d4 . 9#3 7960] fe40: 0000000c c6e0ff60 c6e0fe64 c6e0fe58 c138e84c c138e5cc c6e0fe74 c6e0fe68 104.289020] [[ < c100549.992408130] fe60: c0c2f018 c138e834 c6e0fe9c c6e0fe78 c0c2f518 c0c2eff8 c0c2f3f8 c5b21a40 >] (sys_write)[ f r1o0m4 .[9<5c8301] fe80: b6e22000 0000000c c534a780 c6e0ff60 c6e0fec4 c6e0fea0 c07f6080 c0c2f404 3000c0>] (ret_[f a s1t0_4s.y9s6c8473] fea0: 00000000 c5b21a40 b6e22000 c2816000 c6e0ff60 c07f601c c6e0ff5c c6e0fec8 ll+0x0/0x28) #[ [ 1 0140.49.72645] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6e0e000 96594] Except[i o n1 0s4t.a9c8k8(16] fee0: b6e22000 00020000 00000004 0000000c 0001fff4 c6e0fee0 00000001 b6e21000 0xc47dffa8 to 0[x c 41704d.f9f9f8900] ff00: c5a4d900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ) # [ 104.301[6 5 41]0 5f.f0a00072] ff20: 00000000 00000000 c13a3de8 8683fce9 c205cf60 c5b21a40 c5b21a40 c6e0e000 : [ 1 0 5 . 0 1090242] ff40: b6e22000 00000000 00000000 00000004 c6e0ff94 c6e0ff60 c0599194 c0598b00 0000d 000000[0 d 100050.0002090327] ff60: 00000000 00000000 c6e0ffac 8683fce9 0000000c 0000000c b6f69e00 00000004 b6e79000 0000[0 0 01d0 50.000309412] ff80: c03002e4 c6e0e000 c6e0ffa4 c6e0ff98 c0599224 c059912c 00000000 c6e0ffa8 000 # [ 10[4 . 3100958.3094]9 585] ffa0: c03000c0 c0599218 0000000c 0000000c 00000001 b6e22000 0000000c 00000000 fc0: 0000000d[ 0 0100050.0005d9 72] ffc0: 0000000c 0000000c b6f69e00 00000004 00000001 00000000 00020000 be897a54 b6fc0e00 000[0 0 010045 .0006090756] ffe0: 00000004 be897788 b6ed44cf b6e5a7e6 800e0030 00000001 00000000 00000000 001 00000000 000[2 0 010005 .b0e79836] Backtrace: 80a54 # [ 104.318021] [f f e1005.084374] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) 00000004 bed80[7 8 81 0b56.f029b149] r7:c6e0ff60 r6:0000000c r5:c6e62000 r4:00000023 4cf b6eb17e6 # [ 104.3230[8 6 ]05.102812] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) Code: bad PC value [ # 1[0 5 .113588] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 04.326219] ---[ end trace [9 7 e105.123849] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) d17fc646c7f2 [] - -1-0 5 .#1 3E4X74] r9:c6e0ff60 r8:c534a780 r7:0000000c r6:b6e22000 r5:c5b21a40 r4:c0c2f3f8 EC_VMALLOC: missing 'call[ t r105.143932] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) ce:': [FAIL] no[t o1k0 53.31 54185] r9:c07f601c r8:c6e0ff60 r7:c2816000 r6:b6e22000 r5:c5b21a40 r4:00000000 elftests: lkdtm[: E1X0E5C._1V6M010] [] (vfs_write) from [] (ksys_write+0x74/0xec) ALLOC.sh # exi[t = 11 0 5#. 1s7e3139] r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c6e0e000 r5:c5b21a40 ftests:[ l k1d0t5m.:1 8E2X9E5C8_ r4:c5b21a40 RODATA.sh [ 105.187147] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 105.195233] r9:c6e0e000 r8:c03002e4 r7:00000004 r6:b6f69e00 r5:0000000c r4:0000000c [ 105.202987] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 105.210560] Exception stack(0xc6e0ffa8 to 0xc6e0fff0) [ 105.215618] ffa0: 0000000c 0000000c 00000001 b6e22000 0000000c 00000000 [ 105.223803] ffc0: 0000000c 0000000c b6f69e00 00000004 00000001 00000000 00020000 be897a54 [ 105.231985] ffe0: 00000004 be897788 b6ed44cf b6e5a7e6 [ 105.237044] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 105.243148] ---[ end trace 97ebd17fc646c7f3 ]--- # Segmentation fault # [ 104.737522] lkdtm: Performing direct entry EXEC_RODATA # [ 104.745675] lkdtm: attempting ok execution at c0c2fd88 # [ 104.753652] lkdtm: attempting bad execution at c15e88d0 # [ 104.761657] 8<--- cut here --- # [ 104.767518] Unable to handle kernel paging request at virtual address c15e88d0 # [ 104.776821] pgd = ca411bd1 # [ 104.781437] [c15e88d0] *pgd=1141941e(bad) # [ 104.787968] Internal error: Oops: 8000000d [#7] SMP ARM # [ 104.795273] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 104.826977] CPU: 2 PID: 2081 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 104.836968] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 104.845155] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 104.852632] LR is at execute_location+0xa4/0xb4 # [ 104.859413] pc : [] lr : [] psr: 600e0013 # [ 104.867586] sp : c6e0fe38 ip : c6e0fd40 fp : c6e0fe54 # [ 104.874288] r10: 0000000c r9 : c1ad0e38 r8 : c15e8634 # [ 104.881163] r7 : c6e0ff60 r6 : 00000000 r5 : c15e88d0 r4 : c0c2fd88 # [ 104.889511] r3 : 8683fce9 r2 : 8683fce9 r1 : ef7ab5e0 r0 : 0000002b # [ 104.897689] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 104.906644] Control: 10c5387d Table: 1581c04a DAC: 00000051 # [ 104.914296] Process cat (pid: 2081, stack limit = 0x9e8acc11) # [ 104.921864] Stack: (0xc6e0fe38 to 0xc6e10000) # [ 104.927872] fe20: 00000023 c6e62000 # [ 104.937960] fe40: 0000000c c6e0ff60 c6e0fe64 c6e0fe58 c138e84c c138e5cc c6e0fe74 c6e0fe68 # [ 104.948130] fe60: c0c2f018 c138e834 c6e0fe9c c6e0fe78 c0c2f518 c0c2eff8 c0c2f3f8 c5b21a40 # [ 104.958301] fe80: b6e22000 0000000c c534a780 c6e0ff60 c6e0fec4 c6e0fea0 c07f6080 c0c2f404 # [ 104.968473] fea0: 00000000 c5b21a40 b6e22000 c2816000 c6e0ff60 c07f601c c6e0ff5c c6e0fec8 # [ 104.978645] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6e0e000 # [ 104.988816] fee0: b6e22000 00020000 00000004 0000000c 0001fff4 c6e0fee0 00000001 b6e21000 # [ 104.998900] ff00: c5a4d900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.009072] ff20: 00000000 00000000 c13a3de8 8683fce9 c205cf60 c5b21a40 c5b21a40 c6e0e000 # [ 105.019242] ff40: b6e22000 00000000 00000000 00000004 c6e0ff94 c6e0ff60 c0599194 c0598b00 # [ 105.029327] ff60: 00000000 00000000 c6e0ffac 8683fce9 0000000c 0000000c b6f69e00 00000004 # [ 105.039412] ff80: c03002e4 c6e0e000 c6e0ffa4 c6e0ff98 c0599224 c059912c 00000000 c6e0ffa8 # [ 105.049585] ffa0: c03000c0 c0599218 0000000c 0000000c 00000001 b6e22000 0000000c 00000000 # [ 105.059672] ffc0: 0000000c 0000000c b6f69e00 00000004 00000001 00000000 00020000 be897a54 # [ 105.069756] ffe0: 00000004 be897788 b6ed44cf b6e5a7e6 800e0030 00000001 00000000 00000000 # [ 105.079836] Backtrace: # [ 105.084374] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 105.095149] r7:c6e0ff60 r6:0000000c r5:c6e62000 r4:00000023 # [ 105.102812] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 105.113588] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 105.123849] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 105.134274] r9:c6e0ff60 r8:c534a780 r7:0000000c r6:b6e22000 r5:c5b21a40 r4:c0c2f3f8 # [ 105.143932] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 105.154185] r9:c07f601c r8:c6e0ff60 r7:c2816000 r6:b6e22000 r5:c5b21a40 r4:00000000 # [ 105.164010] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 105.173139] r10:0000000[ 105.697285] lkdtm: Performing direct entry EXEC_USERSPACE 4 r9:00000000 r8:00000000 r7:b6e2[ 105.704993] lkdtm: attempting ok execution at c0c2fd88 2000 r6:c6e0e000 r5:c5b21a40 # [[ 105.713214] lkdtm: attempting bad execution at b6f62000 105.182958] r4:c5b21a40 # [ [ 105.721087] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f62000 105.187147] [ ]1 0(5k730998] Internal error: : b [#8] SMP ARM sys_write) from [] (sys[ 105.737521] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 _write+0x18/0x1c) # [ 105.1952[ 105.769238] CPU: 1 PID: 2157 Comm: cat Tainted: G D W 5.10.153-cip19 #1 3] r9:c6e0e000 r[8 : c100350.0729753] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) e4 r7:00000004 r6:b6f69e00[ r 5105.788379] PC is at 0xb6f62000 0000000c r4:0000000c # [ 105.20 105.794049] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 2987] [[] (1s0y5s._8w1698] pc : [] lr : [] psr: 600e0013 rite) from [0]5 .(810055] sp : c6859e48 ip : c6859d50 fp : c6859e64 et_fast_syscall+0[x 0 /100x52.88)7454] r10: 0000000f r9 : c1ad0e44 r8 : c15e8634 # [ 105.210560] [E x c1e0p5t.i24768] r7 : c6859f60 r6 : 0000000f r5 : c6cfb000 r4 : b6f62000 on stack(0xc6e0f[f a 81 0t5o. 8033471] r3 : 614f51aa r2 : 614f51aa r1 : ef7965e0 r0 : 0000002b c6e0fff0) # [ 105.21[5 6 1180]5.842091] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ffa0: [ 100050851575] Control: 10c5387d Table: 16a8804a DAC: 00000051 0000c 0000000c 000000[0 1 1b065e859584] Process cat (pid: 2157, stack limit = 0x8fa76de5) [ 105.867592] Stack: (0xc6859e48 to 0xc685a000) 22000 0000000c 00000000 # [ 105[ 105.871985] 9e40: 00000001 00000000 0000000f 00000024 c6859e74 c6859e68 .223803] ffc0: 0000000c 0000000c[ 105.883028] 9e60: c0c2f018 c0c2fe24 c6859e9c c6859e78 c0c2f518 c0c2eff8 c0c2f3f8 c5c697c0 b6f69e00 00000004 00000001 000[0 105.893987] 9e80: b6e1c000 0000000f c534a780 c6859f60 c6859ec4 c6859ea0 c07f6080 c0c2f404 000 00020000 be897a54 # [ 10[5 105.904863] 9ea0: 00000000 c5c697c0 b6e1c000 c2816000 c6859f60 c07f601c c6859f5c c6859ec8 231985] ffe0: 00000004 be89778[8 105.915735] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6858000 b6ed44cf b6e5a7e6 # [ 105.23[7 105.926608] 9ee0: b6e1c000 00020000 00000004 0000000f 0001fff1 c6859ee0 00000001 b6e1b000 44] Code: 5f727563 6e756f63[ 0 005.937478] 9f00: c68c4a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 000074 aa55aa55 (e1a0c00d) # [[ 105.948180] 9f20: 00000000 00000000 c13a3de8 614f51aa c205cf60 c5c697c0 c5c697c0 c6858000 105.243148] ---[ end trace 97[e 105.959054] 9f40: b6e1c000 00000000 00000000 00000004 c6859f94 c6859f60 c0599194 c0598b00 bd17fc646c7f3 ]--- # EXEC_RO[D A105.969926] 9f60: 00000000 00000000 c6859fac 614f51aa 0000000f 0000000f b6f63e00 00000004 TA: missing 'call trace:': [FA[I 105.980714] 9f80: c03002e4 c6858000 c6859fa4 c6859f98 c0599224 c059912c 00000000 c6859fa8 ] not ok 34 selftests: lkdtm[: 105.991585] 9fa0: c03000c0 c0599218 0000000f 0000000f 00000001 b6e1c000 0000000f 00000000 EXEC_RODATA.sh # exit=1 # se[l f106.002372] 9fc0: 0000000f 0000000f b6f63e00 00000004 00000001 00000000 00020000 beefca54 tests: lkdtm: EXEC_USERSPACE[. s 106.013159] 9fe0: 00000004 beefc788 b6ece4cf b6e547e6 800e0030 00000001 00000000 00000000 [ 106.023933] Backtrace: [ 106.026592] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.035143] r4:00000024 [ 106.037722] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.045772] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.053726] r9:c6859f60 r8:c534a780 r7:0000000f r6:b6e1c000 r5:c5c697c0 r4:c0c2f3f8 [ 106.061510] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.069373] r9:c07f601c r8:c6859f60 r7:c2816000 r6:b6e1c000 r5:c5c697c0 r4:00000000 [ 106.077151] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.084321] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c6858000 r5:c5c697c0 [ 106.092172] r4:c5c697c0 [ 106.094741] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.101911] r9:c6858000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:0000000f r4:0000000f [ 106.109692] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 106.117283] Exception stack(0xc6859fa8 to 0xc6859ff0) [ 106.122366] 9fa0: 0000000f 0000000f 00000001 b6e1c000 0000000f 00000000 [ 106.130575] 9fc0: 0000000f 0000000f b6f63e00 00000004 00000001 00000000 00020000 beefca54 [ 106.138777] 9fe0: 00000004 beefc788 b6ece4cf b6e547e6 [ 106.143866] Code: bad PC value [ 106.146959] ---[ end trace 97ebd17fc646c7f4 ]--- # Segmentation fault # [ 105.697285] lkdtm: Performing direct entry EXEC_USERSPACE # [ 105.704993] lkdtm: attempting ok execution at c0c2fd88 # [ 105.713214] lkdtm: attempting bad execution at b6f62000 # [ 105.721087] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f62000 # [ 105.730998] Internal error: : b [#8] SMP ARM # [ 105.737521] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 105.769238] CPU: 1 PID: 2157 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 105.779753] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 105.788379] PC is at 0xb6f62000 # [ 105.794049] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 105.801698] pc : [] lr : [] psr: 600e0013 # [ 105.810055] sp : c6859e48 ip : c6859d50 fp : c6859e64 # [ 105.817454] r10: 0000000f r9 : c1ad0e44 r8 : c15e8634 # [ 105.824768] r7 : c6859f60 r6 : 0000000f r5 : c6cfb000 r4 : b6f62000 # [ 105.833471] r3 : 614f51aa r2 : 614f51aa r1 : ef7965e0 r0 : 0000002b # [ 105.842091] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 105.851575] Control: 10c5387d Table: 16a8804a DAC: 00000051 # [ 105.859584] Process cat (pid: 2157, stack limit = 0x8fa76de5) # [ 105.867592] Stack: (0xc6859e48 to 0xc685a000) # [ 105.871985] 9e40: 00000001 00000000 0000000f 00000024 c6859e74 c6859e68 # [ 105.883028] 9e60: c0c2f018 c0c2fe24 c6859e9c c6859e78 c0c2f518 c0c2eff8 c0c2f3f8 c5c697c0 # [ 105.893987] 9e80: b6e1c000 0000000f c534a780 c6859f60 c6859ec4 c6859ea0 c07f6080 c0c2f404 # [ 105.904863] 9ea0: 00000000 c5c697c0 b6e1c000 c2816000 c6859f60 c07f601c c6859f5c c6859ec8 # [ 105.915735] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6858000 # [ 105.926608] 9ee0: b6e1c000 00020000 00000004 0000000f 0001fff1 c6859ee0 00000001 b6e1b000 # [ 105.937478] 9f00: c68c4a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 105.948180] 9f20: 00000000 00000000 c13a3de8 614f51aa c205cf60 c5c697c0 c5c697c0 c6858000 # [ 105.959054] 9f40: b6e1c000 00000000 00000000 00000004 c6859f94 c6859f60 c0599194 c0598b00 # [ 105.969926] 9f60: 00000000 00000000 c6859fac 614f51aa 0000000f 0000000f b6f63e00 00000004 # [ 105.980714] 9f80: c03002e4 c6858000 c6859fa4 c6859f98 c0599224 c059912c 00000000 c6859fa8 # [ 105.991585] 9fa0: c03000c0 c0599218 0000000f 0000000f 00000001 b6e1c000 0000000f 00000000 # [ 106.002372] 9fc0: 0000000f 0000000f b6f63e00 00000004 00000001 00000000 00020000 beefca54 # [ 106.013159] 9fe0: 00000004 beefc788 b6ece4cf b6e547e6 800e0030 00000001 00000000 00000000 # [ 106.023933] Backtrace: # [ 106.026592] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.035143] r4:00000024 # [ 106.037722] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.045772] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.053726] r9:c6859f60 r8:c534a780 r7:0000000f r6:b6e1c000 r5:c5c697c0 r4:c0c2f3f8 # [ 106.061510] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.069373] r9:c07f601c r8:c6859f60 r7:c2816000 r6:b6e1c000 r5:c5c697c0 r4:00000000 # [ 106.077151] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.084321] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c6858000 r5:c5c697c0 # [ 106.092172] r4:c5c697c0 # [ 106.094741] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.101911] r9:c6858000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:0000000[ 106.588439] lkdtm: Performing direct entry EXEC_NULL f r4:0000000f # [ [ 1 0160.61.095592] lkdtm: attempting ok execution at c0c2fd88 9692] [] (sys_write) fr[ 106.603044] lkdtm: attempting bad execution at 00000000 om [] (ret_fast_syscall[ 106.611079] 8<--- cut here --- +0x0/0x28) # [ 106.117283] Exce[ 106.616937] Unable to handle kernel NULL pointer dereference at virtual address 00000000 ption stack(0xc6859fa8 to 0xc6859[ 106.628007] pgd = bc62d599 ff0) # [ 106.122366] 9fa0: [ 106.633503] [00000000] *pgd=00000000 0000000f 0000000f 0[ 106.639999] Internal error: Oops: 80000005 [#9] SMP ARM 0000001 b6e1c000 0000000f 0000000[ 106.648024] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 0 # [ 106.130575] 9fc0[: 01006.679725] CPU: 3 PID: 2228 Comm: cat Tainted: G D W 5.10.153-cip19 #1 0000f 0000000f [b 6 f16036e.0608 890] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000004 00000001 000[0 0 010006 698414] PC is at 0x0 00020000 beefca54 # [ 106.1387[ 106.703205] LR is at execute_location+0xa4/0xb4 7] 9fe0: 00000[0 0 41 06b.e7e1f0c98] pc : [<00000000>] lr : [] psr: 600e0013 788 b6ece4cf b[6 e 514076e.67 1 8670] sp : c6aade38 ip : c6aadd40 fp : c6aade54 [ 106.143866][ C o1d0e6:. 7b2a887] r10: 0000000a r9 : c1ad0e54 r8 : c15e8634 d PC value # [ [ 1 0160.61.47633104] r7 : c6aadf60 r6 : 00000000 r5 : 00000000 r4 : c0c2fd88 59] ---[ end t[r a c1e06 .9774e1b08] r3 : afabc0fd r2 : afabc0fd r1 : ef7c05e0 r0 : 0000002b d17fc646c7f4 ]---[ #1 0E6X.E7C0141] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none _USERSPACE: mis[s i n1g0 6'.c7a5l354] Control: 10c5387d Table: 1581804a DAC: 00000051 l trace:': [FAIL] [ n o1t0 6o.k767093] Process cat (pid: 2228, stack limit = 0xf7b2d730) 35 selftests: l[k d1t0m6:. 7E7X5000] Stack: (0xc6aade38 to 0xc6aae000) C_USERSPACE.sh # exi[t = 11 06 .#81352] de20: 00000025 c6d30000 selftests: lkdtm: EX[E C _1N0U6L791695] de40: 0000000a c6aadf60 c6aade64 c6aade58 c138e870 c138e5cc c6aade74 c6aade68 L.sh [ 106.802123] de60: c0c2f018 c138e85c c6aade9c c6aade78 c0c2f518 c0c2eff8 c0c2f3f8 c5e1b680 [ 106.810816] de80: b6e2e000 0000000a c534a780 c6aadf60 c6aadec4 c6aadea0 c07f6080 c0c2f404 [ 106.819001] dea0: 00000000 c5e1b680 b6e2e000 c2816000 c6aadf60 c07f601c c6aadf5c c6aadec8 [ 106.827187] dec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6aac000 [ 106.835372] dee0: b6e2e000 00020000 00000004 0000000a 0001fff6 c6aadee0 00000001 b6e2d000 [ 106.843556] df00: c68c6640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 106.851743] df20: 00000000 00000000 c13a3de8 afabc0fd c205cf60 c5e1b680 c5e1b680 c6aac000 [ 106.859929] df40: b6e2e000 00000000 00000000 00000004 c6aadf94 c6aadf60 c0599194 c0598b00 [ 106.868114] df60: 00000000 00000000 c6aadfac afabc0fd 0000000a 0000000a b6f75e00 00000004 [ 106.876300] df80: c03002e4 c6aac000 c6aadfa4 c6aadf98 c0599224 c059912c 00000000 c6aadfa8 [ 106.884484] dfa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 [ 106.892669] dfc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 bea60a54 [ 106.900853] dfe0: 00000004 bea60788 b6ee04cf b6e667e6 800e0030 00000001 00000000 00000000 [ 106.909032] Backtrace: [ 106.911497] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 106.919683] r7:c6aadf60 r6:0000000a r5:c6d30000 r4:00000025 [ 106.925358] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 106.933460] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 106.941479] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 106.949405] r9:c6aadf60 r8:c534a780 r7:0000000a r6:b6e2e000 r5:c5e1b680 r4:c0c2f3f8 [ 106.957162] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 106.965001] r9:c07f601c r8:c6aadf60 r7:c2816000 r6:b6e2e000 r5:c5e1b680 r4:00000000 [ 106.972754] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 106.979899] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6aac000 r5:c5e1b680 [ 106.987733] r4:c5e1b680 [ 106.990278] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 106.997422] r9:c6aac000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:0000000a r4:0000000a [ 107.005177] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.012750] Exception stack(0xc6aadfa8 to 0xc6aadff0) [ 107.017809] dfa0: 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 [ 107.025993] dfc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 bea60a54 [ 107.034175] dfe0: 00000004 bea60788 b6ee04cf b6e667e6 [ 107.039239] Code: bad PC value [ 107.042380] ---[ end trace 97ebd17fc646c7f5 ]--- # Segmentation fault # [ 106.588439] lkdtm: Performing direct entry EXEC_NULL # [ 106.595592] lkdtm: attempting ok execution at c0c2fd88 # [ 106.603044] lkdtm: attempting bad execution at 00000000 # [ 106.611079] 8<--- cut here --- # [ 106.616937] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 106.628007] pgd = bc62d599 # [ 106.633503] [00000000] *pgd=00000000 # [ 106.639999] Internal error: Oops: 80000005 [#9] SMP ARM # [ 106.648024] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 106.679725] CPU: 3 PID: 2228 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 106.689890] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 106.698414] PC is at 0x0 # [ 106.703205] LR is at execute_location+0xa4/0xb4 # [ 106.710498] pc : [<00000000>] lr : [] psr: 600e0013 # [ 106.718670] sp : c6aade38 ip : c6aadd40 fp : c6aade54 # [ 106.725887] r10: 0000000a r9 : c1ad0e54 r8 : c15e8634 # [ 106.733104] r7 : c6aadf60 r6 : 00000000 r5 : 00000000 r4 : c0c2fd88 # [ 106.741708] r3 : afabc0fd r2 : afabc0fd r1 : ef7c05e0 r0 : 0000002b # [ 106.750141] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 106.759354] Control: 10c5387d Table: 1581804a DAC: 00000051 # [ 106.767093] Process cat (pid: 2228, stack limit = 0xf7b2d730) # [ 106.775000] Stack: (0xc6aade38 to 0xc6aae000) # [ 106.781352] de20: 00000025 c6d30000 # [ 106.791695] de40: 0000000a c6aadf60 c6aade64 c6aade58 c138e870 c138e5cc c6aade74 c6aade68 # [ 106.802123] de60: c0c2f018 c138e85c c6aade9c c6aade78 c0c2f518 c0c2eff8 c0c2f3f8 c5e1b680 # [ 106.810816] de80: b6e2e000 0000000a c534a780 c6aadf60 c6aadec4 c6aadea0 c07f6080 c0c2f404 # [ 106.819001] dea0: 00000000 c5e1b680 b6e2e000 c2816000 c6aadf60 c07f601c c6aadf5c c6aadec8 # [ 106.827187] dec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6aac000 # [ 106.835372] dee0: b6e2e000 00020000 00000004 0000000a 0001fff6 c6aadee0 00000001 b6e2d000 # [ 106.843556] df00: c68c6640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 106.851743] df20: 00000000 00000000 c13a3de8 afabc0fd c205cf60 c5e1b680 c5e1b680 c6aac000 # [ 106.859929] df40: b6e2e000 00000000 00000000 00000004 c6aadf94 c6aadf60 c0599194 c0598b00 # [ 106.868114] df60: 00000000 00000000 c6aadfac afabc0fd 0000000a 0000000a b6f75e00 00000004 # [ 106.876300] df80: c03002e4 c6aac000 c6aadfa4 c6aadf98 c0599224 c059912c 00000000 c6aadfa8 # [ 106.884484] dfa0: c03000c0 c0599218 0000000a 0000000a 00000001 b6e2e000 0000000a 00000000 # [ 106.892669] dfc0: 0000000a 0000000a b6f75e00 00000004 00000001 00000000 00020000 bea60a54 # [ 106.900853] dfe0: 00000004 bea60788 b6ee04cf b6e667e6 800e0030 00000001 00000000 00000000 # [ 106.909032] Backtrace: # [ 106.911497] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 106.919683] r7:c6aadf60 r6:0000000a r5:c6d30000 r4:00000025 # [ 106.925358] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 106.933460] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 106.941479] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 106.949405] r9:c6aadf60 r8:c534a780 r7:0000000a r6:b6e2e000 r5:c5e1b680 r4:c0c2f3f8 # [ 106.957162] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 106.965001] r9:c07f601c r8:c6aadf60 r7:c2816000 r6:b6e2e000 r5:c5e1b680 r4:00000000 # [ 106.972754] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 106.979899] r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c6aac000 r5:c5e1b680 # [ 106.987733] r4:c5e1b680 # [ 106.990278] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 106.997422] r9:c6aac000 r[ 107.511234] lkdtm: Performing direct entry ACCESS_USERSPACE 8:c03002e4 r7:00000004 r6:b6f75e0[ 107.517291] lkdtm: attempting bad read at b6f1b000 0 r5:0000000a r4:0000000a # [ 1[ 107.525106] 8<--- cut here --- 07.005177] [ ]1 0(7s.530831] Unhandled fault: page domain fault (0x01b) at 0xb6f1b000 s_write) from[ [ <1c0073.050309c40] pgd = 5c5992a3 0>] (ret_fast_syscall+[0 x 01/007.544058] [b6f1b000] *pgd=490ae831 28) # [ 107.012750[] E1x0c7e.549983] Internal error: : 1b [#10] SMP ARM tion stack(0xc6aadfa8 to 0xc6aadf[ 107.556680] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 f0) # [ 107.017809] [d f a100:7.588384] CPU: 2 PID: 2304 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 1 0 7 . 59 804060] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000a 0000000a 00000001 b6[e 2 1e7.606736] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c 000 0000000a 00000000 # [ 10[7 107.614395] LR is at __irq_work_queue_local+0x40/0x74 025993] dfc[0 : 100070.06020201a5] pc : [] lr : [] psr: 600e0013 0000000a[ b160f77.56e30002 104] sp : c5b47e38 ip : c5b47d40 fp : c5b47e64 000004 00000[0 0 11 0070.060370105] r10: 00000011 r9 : c1ad0e60 r8 : c15e8634 00 00020000[ b e1a0670.a65444 2 2] r7 : c5b47f60 r6 : 00000051 r5 : c5b46000 r4 : b6f1b000 # [ 107.[0 3 4110775.]6 5d2f5e70] r3 : d10c9c07 r2 : d10c9c07 r1 : ef7ab5e0 r0 : 00000026 : 00000004 be[a 6 0170878.6 6b06837] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none e04cf b6e667e[6 1#0 7[. 6 619080] Control: 10c5387d Table: 16e8404a DAC: 00000051 7.039239] Code:[ b a1d0 7P.C6 7v536] Process cat (pid: 2304, stack limit = 0x98421eb4) alue # [ 1[0 71.0074.26388502]6] Stack: (0xc5b47e38 to 0xc5b48000) ---[ end trace 9[7 e b1d0177.6f91458] 7e20: 00000022 00000000 646c7f5 ]--- # EX[E C _1N0U7L.L701720] 7e40: 00000000 d10c9c07 c5b47e6c 00000026 c5b9f000 00000011 c5b47e74 c5b47e68 missing 'call tr[a c e1:0'7:. 7[2066] 7e60: c0c2f018 c0c2fef8 c5b47e9c c5b47e78 c0c2f518 c0c2eff8 c0c2f3f8 c682c000 FAIL] not ok 36[ s e1l0f7t.e7s22325] 7e80: b6dd5000 00000011 c534a780 c5b47f60 c5b47ec4 c5b47ea0 c07f6080 c0c2f404 s: lkdtm: EXEC_NUL[L . s1h0 7#. 732586] 7ea0: 00000000 c682c000 b6dd5000 c2816000 c5b47f60 c07f601c c5b47f5c c5b47ec8 xit=1 # selftes[t s :1 0l7k.d7t42932] 7ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c5b46000 : ACCESS_USERSPACE[. s h1 0 7.753193] 7ee0: b6dd5000 00020000 00000004 00000011 0001ffef c5b47ee0 00000001 b6dd4000 [ 107.763365] 7f00: c5c69040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 107.771554] 7f20: 00000000 00000000 c13a3de8 d10c9c07 c205cf60 c682c000 c682c000 c5b46000 [ 107.779744] 7f40: b6dd5000 00000000 00000000 00000004 c5b47f94 c5b47f60 c0599194 c0598b00 [ 107.787933] 7f60: 00000000 00000000 c5b47fac d10c9c07 00000011 00000011 b6f1ce00 00000004 [ 107.796121] 7f80: c03002e4 c5b46000 c5b47fa4 c5b47f98 c0599224 c059912c 00000000 c5b47fa8 [ 107.804310] 7fa0: c03000c0 c0599218 00000011 00000011 00000001 b6dd5000 00000011 00000000 [ 107.812501] 7fc0: 00000011 00000011 b6f1ce00 00000004 00000001 00000000 00020000 bec25a54 [ 107.820691] 7fe0: 00000004 bec25788 b6e874cf b6e0d7e6 800e0030 00000001 00000000 00000000 [ 107.828874] Backtrace: [ 107.831348] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 107.840059] r6:00000011 r5:c5b9f000 r4:00000026 [ 107.844694] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 107.852718] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 107.860646] r9:c5b47f60 r8:c534a780 r7:00000011 r6:b6dd5000 r5:c682c000 r4:c0c2f3f8 [ 107.868408] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 107.876252] r9:c07f601c r8:c5b47f60 r7:c2816000 r6:b6dd5000 r5:c682c000 r4:00000000 [ 107.884011] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 107.891160] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c5b46000 r5:c682c000 [ 107.898995] r4:c682c000 [ 107.901542] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 107.908689] r9:c5b46000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:00000011 r4:00000011 [ 107.916449] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 107.924025] Exception stack(0xc5b47fa8 to 0xc5b47ff0) [ 107.929089] 7fa0: 00000011 00000011 00000001 b6dd5000 00000011 00000000 [ 107.937278] 7fc0: 00000011 00000011 b6f1ce00 00000004 00000001 00000000 00020000 bec25a54 [ 107.945463] 7fe0: 00000004 bec25788 b6e874cf b6e0d7e6 [ 107.950526] Code: e1a01004 e3010d84 e34c01ad eb1d4e5f (e5943000) [ 107.956635] ---[ end trace 97ebd17fc646c7f6 ]--- # Segmentation fault # [ 107.511234] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 107.517291] lkdtm: attempting bad read at b6f1b000 # [ 107.525106] 8<--- cut here --- # [ 107.530831] Unhandled fault: page domain fault (0x01b) at 0xb6f1b000 # [ 107.539440] pgd = 5c5992a3 # [ 107.544058] [b6f1b000] *pgd=490ae831 # [ 107.549983] Internal error: : 1b [#10] SMP ARM # [ 107.556680] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 107.588384] CPU: 2 PID: 2304 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 107.598464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.606736] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 107.614395] LR is at __irq_work_queue_local+0x40/0x74 # [ 107.622125] pc : [] lr : [] psr: 600e0013 # [ 107.630214] sp : c5b47e38 ip : c5b47d40 fp : c5b47e64 # [ 107.637175] r10: 00000011 r9 : c1ad0e60 r8 : c15e8634 # [ 107.644222] r7 : c5b47f60 r6 : 00000051 r5 : c5b46000 r4 : b6f1b000 # [ 107.652571] r3 : d10c9c07 r2 : d10c9c07 r1 : ef7ab5e0 r0 : 00000026 # [ 107.660837] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.669880] Control: 10c5387d Table: 16e8404a DAC: 00000051 # [ 107.677536] Process cat (pid: 2304, stack limit = 0x98421eb4) # [ 107.685276] Stack: (0xc5b47e38 to 0xc5b48000) # [ 107.691458] 7e20: 00000022 00000000 # [ 107.701720] 7e40: 00000000 d10c9c07 c5b47e6c 00000026 c5b9f000 00000011 c5b47e74 c5b47e68 # [ 107.712066] 7e60: c0c2f018 c0c2fef8 c5b47e9c c5b47e78 c0c2f518 c0c2eff8 c0c2f3f8 c682c000 # [ 107.722325] 7e80: b6dd5000 00000011 c534a780 c5b47f60 c5b47ec4 c5b47ea0 c07f6080 c0c2f404 # [ 107.732586] 7ea0: 00000000 c682c000 b6dd5000 c2816000 c5b47f60 c07f601c c5b47f5c c5b47ec8 # [ 107.742932] 7ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c5b46000 # [ 107.753193] 7ee0: b6dd5000 00020000 00000004 00000011 0001ffef c5b47ee0 00000001 b6dd4000 # [ 107.763365] 7f00: c5c69040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.771554] 7f20: 00000000 00000000 c13a3de8 d10c9c07 c205cf60 c682c000 c682c000 c5b46000 # [ 107.779744] 7f40: b6dd5000 00000000 00000000 00000004 c5b47f94 c5b47f60 c0599194 c0598b00 # [ 107.787933] 7f60: 00000000 00000000 c5b47fac d10c9c07 00000011 00000011 b6f1ce00 00000004 # [ 107.796121] 7f80: c03002e4 c5b46000 c5b47fa4 c5b47f98 c0599224 c059912c 00000000 c5b47fa8 # [ 107.804310] 7fa0: c03000c0 c0599218 00000011 00000011 00000001 b6dd5000 00000011 00000000 # [ 107.812501] 7fc0: 00000011 00000011 b6f1ce00 00000004 00000001 00000000 00020000 bec25a54 # [ 107.820691] 7fe0: 00000004 bec25788 b6e874cf b6e0d7e6 800e0030 00000001 00000000 00000000 # [ 107.828874] Backtrace: # [ 107.831348] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.840059] r6:00000011 r5:c5b9f000 r4:00000026 # [ 107.844694] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 107.852718] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.860646] r9:c5b47f60 r8:c534a780 r7:00000011 r6:b6dd5000 r5:c682c000 r4:c0c2f3f8 # [ 107.868408] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 107.876252] r9:c07f601c r8:c5b47f60 r7:c2816000 r6:b6dd5000 r5:c682c000 r4:00000000 # [ 107.884011] [] (vfs_write) from [] (ksys_write+0x74/0x[ 108.399451] lkdtm: Performing direct entry ACCESS_NULL ec) # [ 107.891160] r10:000000[ 108.405663] lkdtm: attempting bad read at 00000000 04 r9:00000000 r8:00000000 r7:b6d[ 108.413405] 8<--- cut here --- d5000 r6:c5b46000 r5:c682c000 # [ 108.419338] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 107.898995] r4:c682c000 # [ 107.901542] [] (ksys[ 108.433090] pgd = 8474db99 _write) from [] (sys_wr[ 108.438633] [00000000] *pgd=00000000 ite+0x18/0x1c) # [ 107.908689] [ 108.445069] Internal error: Oops: 5 [#11] SMP ARM [ 108.452599] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 108.481633] CPU: 0 PID: 2379 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 108.489380] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 108.495923] PC is at lkdtm_ACCESS_NULL+0x28/0x68 [ 108.500557] LR is at __irq_work_queue_local+0x40/0x74 [ 108.505614] pc : [] lr : [] psr: 600e0013 [ 108.511885] sp : c6b49e50 ip : c6b49d58 fp : c6b49e64 [ 108.517115] r10: 0000000c r9 : c1ad0e74 r8 : c15e8634 [ 108.522345] r7 : c6b49f60 r6 : 0000000c r5 : c6d2f000 r4 : 00000000 [ 108.528877] r3 : cb1b8d75 r2 : cb1b8d75 r1 : ef7815e0 r0 : 00000026 [ 108.535411] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 108.542550] Control: 10c5387d Table: 16d1c04a DAC: 00000051 [ 108.548301] Process cat (pid: 2379, stack limit = 0x9e9a0cf0) [ 108.554053] Stack: (0xc6b49e50 to 0xc6b4a000) [ 108.558419] 9e40: 00000027 c6d2f000 c6b49e74 c6b49e68 [ 108.566607] 9e60: c0c2f018 c138e880 c6b49e9c c6b49e78 c0c2f518 c0c2eff8 c0c2f3f8 c5bcf400 [ 108.574794] 9e80: b6e33000 0000000c c534a780 c6b49f60 c6b49ec4 c6b49ea0 c07f6080 c0c2f404 [ 108.582979] 9ea0: 00000000 c5bcf400 b6e33000 c2816000 c6b49f60 c07f601c c6b49f5c c6b49ec8 [ 108.591165] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6b48000 [ 108.599351] 9ee0: b6e33000 00020000 00000004 0000000c 0001fff4 c6b49ee0 00000001 b6e32000 [ 108.607535] 9f00: c682b2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 108.615723] 9f20: 00000000 00000000 c13a3de8 cb1b8d75 c205cf60 c5bcf400 c5bcf400 c6b48000 [ 108.623906] 9f40: b6e33000 00000000 00000000 00000004 c6b49f94 c6b49f60 c0599194 c0598b00 [ 108.632093] 9f60: 00000000 00000000 c6b49fac cb1b8d75 0000000c 0000000c b6f7ae00 00000004 [ 108.640277] 9f80: c03002e4 c6b48000 c6b49fa4 c6b49f98 c0599224 c059912c 00000000 c6b49fa8 [ 108.648461] 9fa0: c03000c0 c0599218 0000000c 0000000c 00000001 b6e33000 0000000c 00000000 [ 108.656647] 9fc0: 0000000c 0000000c b6f7ae00 00000004 00000001 00000000 00020000 bef8ba54 [ 108.664832] 9fe0: 00000004 bef8b788 b6ee54cf b6e6b7e6 800e0030 00000001 00000000 00000000 [ 108.673012] Backtrace: [ 108.675483] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.683754] r5:c6d2f000 r4:00000027 [ 108.687340] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.695358] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.703283] r9:c6b49f60 r8:c534a780 r7:0000000c r6:b6e33000 r5:c5bcf400 r4:c0c2f3f8 [ 108.711040] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.718877] r9:c07f601c r8:c6b49f60 r7:c2816000 r6:b6e33000 r5:c5bcf400 r4:00000000 [ 108.726628] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.733771] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c6b48000 r5:c5bcf400 [ 108.741604] r4:c5bcf400 [ 108.744149] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.751292] r9:c6b48000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:0000000c r4:0000000c [ 108.759048] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.766622] Exception stack(0xc6b49fa8 to 0xc6b49ff0) [ 108.771680] 9fa0: 0000000c 0000000c 00000001 b6e33000 0000000c 00000000 [ 108.779866] 9fc0: 0000000c 0000000c b6f7ae00 00000004 00000001 00000000 00020000 bef8ba54 [ 108.788047] 9fe0: 00000004 bef8b788 b6ee54cf b6e6b7e6 [ 108.793107] Code: e3010d84 e34c01ad e1a01004 ebffd438 (e5945000) r9:c5b46000 r8:c03002e4 r7:00000[ 108.799274] ---[ end trace 97ebd17fc646c7f7 ]--- 004 r6:b6f1ce00 r5:00000011 r4:00000011 # [ 107.916449] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 107.924025] Exception stack(0xc5b47fa8 to 0xc5b47ff0) # [ 107.929089] 7fa0: 00000011 00000011 00000001 b6dd5000 00000011 00000000 # [ 107.937278] 7fc0: 00000011 00000011 b6f1ce00 00000004 00000001 00000000 00020000 bec25a54 # [ 107.945463] 7fe0: 00000004 bec25788 b6e874cf b6e0d7e6 # [ 107.950526] Code: e1a01004 e3010d84 e34c01ad eb1d4e5f (e5943000) # [ 107.956635] ---[ end trace 97ebd17fc646c7f6 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh # Segmentation fault # [ 108.399451] lkdtm: Performing direct entry ACCESS_NULL # [ 108.405663] lkdtm: attempting bad read at 00000000 # [ 108.413405] 8<--- cut here --- # [ 108.419338] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 108.433090] pgd = 8474db99 # [ 108.438633] [00000000] *pgd=00000000 # [ 108.445069] Internal error: Oops: 5 [#11] SMP ARM # [ 108.452599] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 108.481633] CPU: 0 PID: 2379 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 108.489380] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.495923] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 108.500557] LR is at __irq_work_queue_local+0x40/0x74 # [ 108.505614] pc : [] lr : [] psr: 600e0013 # [ 108.511885] sp : c6b49e50 ip : c6b49d58 fp : c6b49e64 # [ 108.517115] r10: 0000000c r9 : c1ad0e74 r8 : c15e8634 # [ 108.522345] r7 : c6b49f60 r6 : 0000000c r5 : c6d2f000 r4 : 00000000 # [ 108.528877] r3 : cb1b8d75 r2 : cb1b8d75 r1 : ef7815e0 r0 : 00000026 # [ 108.535411] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.542550] Control: 10c5387d Table: 16d1c04a DAC: 00000051 # [ 108.548301] Process cat (pid: 2379, stack limit = 0x9e9a0cf0) # [ 108.554053] Stack: (0xc6b49e50 to 0xc6b4a000) # [ 108.558419] 9e40: 00000027 c6d2f000 c6b49e74 c6b49e68 # [ 108.566607] 9e60: c0c2f018 c138e880 c6b49e9c c6b49e78 c0c2f518 c0c2eff8 c0c2f3f8 c5bcf400 # [ 108.574794] 9e80: b6e33000 0000000c c534a780 c6b49f60 c6b49ec4 c6b49ea0 c07f6080 c0c2f404 # [ 108.582979] 9ea0: 00000000 c5bcf400 b6e33000 c2816000 c6b49f60 c07f601c c6b49f5c c6b49ec8 # [ 108.591165] 9ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c6b48000 # [ 108.599351] 9ee0: b6e33000 00020000 00000004 0000000c 0001fff4 c6b49ee0 00000001 b6e32000 # [ 108.607535] 9f00: c682b2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.615723] 9f20: 00000000 00000000 c13a3de8 cb1b8d75 c205cf60 c5bcf400 c5bcf400 c6b48000 # [ 108.623906] 9f40: b6e33000 00000000 00000000 00000004 c6b49f94 c6b49f60 c0599194 c0598b00 # [ 108.632093] 9f60: 00000000 00000000 c6b49fac cb1b8d75 0000000c 0000000c b6f7ae00 00000004 # [ 108.640277] 9f80: c03002e4 c6b48000 c6b49fa4 c6b49f98 c0599224 c059912c 00000000 c6b49fa8 # [ 108.648461] 9fa0: c03000c0 c0599218 0000000c 0000000c 00000001 b6e33000 0000000c 00000000 # [ 108.656647] 9fc0: 0000000c 0000000c b6f7ae00 00000004 00000001 00000000 00020000 bef8ba54 # [ 108.664832] 9fe0: 00000004 bef8b788 b6ee54cf b6e6b7e6 800e0030 00000001 00000000 00000000 # [ 108.673012] Backtrace: # [ 108.675483] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.683754] r5:c6d2f000 r4:00000027 # [ 108.687340] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.695358] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.703283] r9:c6b49f60 r8:c534a780 r7:0000000c r6:b6e33000 r5:c5bcf400 r4:c0c2f3f8 # [ 108.711040] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 108.718877] r9:c07f601c r8:c6b49f60 r7:c2816000 r6:b6e33000 r5:c5bcf400 r4:00000000 # [ 108.726628] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 108.733771] r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c6b48000 r5:c5bcf400 # [ 108.741604] r4:c5bcf400 # [ 108.744149] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.751292] r9:c6b48000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:0000000c r4:0000000c # [ 108.759048] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.766622] Exception sta[ 109.272755] lkdtm: Performing direct entry WRITE_RO ck(0xc6b49fa8 to 0xc6b49ff0) # [[ 109.278826] lkdtm: attempting bad rodata write at c15e88cc 108.771680] 9fa0: [ 109.287147] 8<--- cut here --- [ 109.293028] Unable to handle kernel paging request at virtual address c15e88cc [ 109.300256] pgd = d2796a04 [ 109.302970] [c15e88cc] *pgd=1141941e(bad) [ 109.307001] Internal error: Oops: 80d [#12] SMP ARM [ 109.311886] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 109.340918] CPU: 0 PID: 2453 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 109.348665] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 109.355209] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 109.359573] LR is at 0x0 [ 109.362112] pc : [] lr : [<00000000>] psr: 600e0013 [ 109.368384] sp : c59efe50 ip : 00000027 fp : c59efe64 [ 109.373613] r10: 00000009 r9 : c1ad0e80 r8 : c15e8634 [ 109.378841] r7 : c59eff60 r6 : 00000009 r5 : c4696000 r4 : c15e88cc [ 109.385372] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e4 r0 : c1ad1c84 [ 109.391905] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 109.399046] Control: 10c5387d Table: 16f9004a DAC: 00000051 [ 109.404797] Process cat (pid: 2453, stack limit = 0xf7634073) [ 109.410549] Stack: (0xc59efe50 to 0xc59f0000) [ 109.414914] fe40: 00000028 c4696000 c59efe74 c59efe68 [ 109.423099] fe60: c0c2f018 c138e680 c59efe9c c59efe78 c0c2f518 c0c2eff8 c0c2f3f8 c5a4d7c0 [ 109.431285] fe80: b6e43000 00000009 c534a780 c59eff60 c59efec4 c59efea0 c07f6080 c0c2f404 [ 109.439469] fea0: 00000000 c5a4d7c0 b6e43000 c2816000 c59eff60 c07f601c c59eff5c c59efec8 [ 109.447654] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c59ee000 [ 109.455838] fee0: b6e43000 00020000 00000004 00000009 0001fff7 c59efee0 00000001 b6e42000 [ 109.464022] ff00: c5c69680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 109.472208] ff20: 00000000 00000000 c13a3de8 d73a7263 c205cf60 c5a4d7c0 c5a4d7c0 c59ee000 [ 109.480393] ff40: b6e43000 00000000 00000000 00000004 c59eff94 c59eff60 c0599194 c0598b00 [ 109.488578] ff60: 00000000 00000000 c59effac d73a7263 00000009 00000009 b6f8ae00 00000004 [ 109.496763] ff80: c03002e4 c59ee000 c59effa4 c59eff98 c0599224 c059912c 00000000 c59effa8 [ 109.504947] ffa0: c03000c0 c0599218 00000009 00000009 00000001 b6e43000 00000009 00000000 [ 109.513131] ffc0: 00000009 00000009 b6f8ae00 00000004 00000001 00000000 00020000 be821a54 [ 109.521314] ffe0: 00000004 be821788 b6ef54cf b6e7b7e6 800e0030 00000001 00000000 00000000 [ 109.529493] Backtrace: [ 109.531964] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 109.539974] r5:c4696000 r4:00000028 [ 109.543564] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 109.551582] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 109.559509] r9:c59eff60 r8:c534a780 r7:00000009 r6:b6e43000 r5:c5a4d7c0 r4:c0c2f3f8 [ 109.567264] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 109.575101] r9:c07f601c r8:c59eff60 r7:c2816000 r6:b6e43000 r5:c5a4d7c0 r4:00000000 [ 109.582853] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 109.589995] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c59ee000 r5:c5a4d7c0 [ 109.597828] r4:c5a4d7c0 [ 109.600371] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.607514] r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000009 r4:00000009 [ 109.615269] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.622841] Exception stack(0xc59effa8 to 0xc59efff0) [ 109.627900] ffa0: 00000009 00000009 00000001 b6e43000 00000009 00000000 [ 109.636085] ffc0: 00000009 00000009 b6f8ae00 00000004 00000001 00000000 00020000 be821a54 [ 109.644267] ffe0: 00000004 be821788 b6ef54cf b6e7b7e6 [ 109.649326] Code: e34a3bcd e3010c84 e34c01ad e0233002 (e5843000) [ 109.655430] ---[ end trace 97ebd17fc646c7f8 ]--- 0000000c 0000000c 00000001 b6e33000 0000000c 00000000 # [ 108.779866] 9fc0: 0000000c 0000000c b6f7ae00 00000004 00000001 00000000 00020000 bef8ba54 # [ 108.788047] 9fe0: 00000004 bef8b788 b6ee54cf b6e6b7e6 # [ 108.793107] Code: e3010d84 e34c01ad e1a01004 ebffd438 (e5945000) # [ 108.799274] ---[ end trace 97ebd17fc646c7f7 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh # Segmentation fault # [ 109.272755] lkdtm: Performing direct entry WRITE_RO # [ 109.278826] lkdtm: attempting bad rodata write at c15e88cc # [ 109.287147] 8<--- cut here --- # [ 109.293028] Unable to handle kernel paging request at virtual address c15e88cc # [ 109.300256] pgd = d2796a04 # [ 109.302970] [c15e88cc] *pgd=1141941e(bad) # [ 109.307001] Internal error: Oops: 80d [#12] SMP ARM # [ 109.311886] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 109.340918] CPU: 0 PID: 2453 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 109.348665] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.355209] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 109.359573] LR is at 0x0 # [ 109.362112] pc : [] lr : [<00000000>] psr: 600e0013 # [ 109.368384] sp : c59efe50 ip : 00000027 fp : c59efe64 # [ 109.373613] r10: 00000009 r9 : c1ad0e80 r8 : c15e8634 # [ 109.378841] r7 : c59eff60 r6 : 00000009 r5 : c4696000 r4 : c15e88cc # [ 109.385372] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e4 r0 : c1ad1c84 # [ 109.391905] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.399046] Control: 10c5387d Table: 16f9004a DAC: 00000051 # [ 109.404797] Process cat (pid: 2453, stack limit = 0xf7634073) # [ 109.410549] Stack: (0xc59efe50 to 0xc59f0000) # [ 109.414914] fe40: 00000028 c4696000 c59efe74 c59efe68 # [ 109.423099] fe60: c0c2f018 c138e680 c59efe9c c59efe78 c0c2f518 c0c2eff8 c0c2f3f8 c5a4d7c0 # [ 109.431285] fe80: b6e43000 00000009 c534a780 c59eff60 c59efec4 c59efea0 c07f6080 c0c2f404 # [ 109.439469] fea0: 00000000 c5a4d7c0 b6e43000 c2816000 c59eff60 c07f601c c59eff5c c59efec8 # [ 109.447654] fec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c59ee000 # [ 109.455838] fee0: b6e43000 00020000 00000004 00000009 0001fff7 c59efee0 00000001 b6e42000 # [ 109.464022] ff00: c5c69680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.472208] ff20: 00000000 00000000 c13a3de8 d73a7263 c205cf60 c5a4d7c0 c5a4d7c0 c59ee000 # [ 109.480393] ff40: b6e43000 00000000 00000000 00000004 c59eff94 c59eff60 c0599194 c0598b00 # [ 109.488578] ff60: 00000000 00000000 c59effac d73a7263 00000009 00000009 b6f8ae00 00000004 # [ 109.496763] ff80: c03002e4 c59ee000 c59effa4 c59eff98 c0599224 c059912c 00000000 c59effa8 # [ 109.504947] ffa0: c03000c0 c0599218 00000009 00000009 00000001 b6e43000 00000009 00000000 # [ 109.513131] ffc0: 00000009 00000009 b6f8ae00 00000004 00000001 00000000 00020000 be821a54 # [ 109.521314] ffe0: 00000004 be821788 b6ef54cf b6e7b7e6 800e0030 00000001 00000000 00000000 # [ 109.529493] Backtrace: # [ 109.531964] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.539974] r5:c4696000 r4:00000028 # [ 109.543564] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.551582] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.559509] r9:c59eff60 r8:c534a780 r7:00000009 r6:b6e43000 r5:c5a4d7c0 r4:c0c2f3f8 # [ 109.567264] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 109.575101] r9:c07f601c r8:c59eff60 r7:c2816000 r6:b6e43000 r5:c5a4d7c0 r4:00000000 # [ 109.582853] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 109.589995] r10:00000004 r9:00000000 r8:00000000 r7:b6e43000 r6:c59ee000 r5:c5a4d7c0 # [ 109.597828] r4:c5a4d7c0 # [ 109.600371] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.607514] r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f8ae00 r5:00000009 r4:00000009 # [ 109.615269] [] (sys_writ[ 110.098419] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT e) from [] (ret_fast_sy[ 110.105285] lkdtm: attempting bad ro_after_init write at c1b84c60 scall+0x0/0x28) # [ 109.622841][ 110.114373] 8<--- cut here --- Exception stack(0xc59effa8 to [ 110.120170] Unable to handle kernel paging request at virtual address c1b84c60 xc59efff0) # [ 109.62[7 9 0101].130097] pgd = 9117245e ffa0: 00000009[ 110.135153] [c1b84c60] *pgd=11a1941e(bad) 00000009 00000001 b6e43000 000[0 110.142047] Internal error: Oops: 80d [#13] SMP ARM 0009 00000000 # [ 109.636085] f[ 110.149614] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 fc0: 00000009 00000009 b6f8ae[0 0110.181331] CPU: 1 PID: 2527 Comm: cat Tainted: G D W 5.10.153-cip19 #1 00000004 0000000[1 0101000.0101674] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00 00020000 be821a54 # [ 109.64[ 110.200312] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 4267] ffe0: 00000004 be821788 b6e[ 110.208495] LR is at __irq_work_queue_local+0x40/0x74 f54cf b6e7b7e6 # [ [1 0 91.1604216401] pc : [] lr : [] psr: 600e0013 9326] Code: e34a3bcd[ e 3101100.224929] sp : c2fade50 ip : c2fadd58 fp : c2fade64 84 e34c01ad e023[3 010120 .(2e35415] r10: 00000014 r9 : c1ad0e8c r8 : c15e8634 843000) # [ 109.6[5 5 413100.]39644] r7 : c2fadf60 r6 : 00000014 r5 : c5892000 r4 : c1b84c60 ---[ end trace 97[e b d11170f.c248346] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad1c84 46c7f8 ]--- # WRITE_RO: mi[s s i10.257054] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ng 'call trace:':[ [ F1A1I0L.]2 6705] Control: 10c5387d Table: 16fa004a DAC: 00000051 not ok 39 selftests[: l1k1d0t.274543] Process cat (pid: 2527, stack limit = 0x489ccc65) : WRITE_RO.sh # exit=1[ #1 1s0.282553] Stack: (0xc2fade50 to 0xc2fae000) lftests: lkdtm: WRITE_RO_AFTE[R _110.289265] de40: 00000029 c5892000 c2fade74 c2fade68 INIT.sh [ 110.300054] de60: c0c2f018 c138e6d0 c2fade9c c2fade78 c0c2f518 c0c2eff8 c0c2f3f8 c682b180 [ 110.309017] de80: b6e37000 00000014 c534a780 c2fadf60 c2fadec4 c2fadea0 c07f6080 c0c2f404 [ 110.317226] dea0: 00000000 c682b180 b6e37000 c2816000 c2fadf60 c07f601c c2fadf5c c2fadec8 [ 110.325436] dec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c2fac000 [ 110.333644] dee0: b6e37000 00020000 00000004 00000014 0001ffec c2fadee0 00000001 b6e36000 [ 110.341850] df00: c5c69040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 110.350058] df20: 00000000 00000000 c13a3de8 db935bd4 c205cf60 c682b180 c682b180 c2fac000 [ 110.358266] df40: b6e37000 00000000 00000000 00000004 c2fadf94 c2fadf60 c0599194 c0598b00 [ 110.366473] df60: 00000000 00000000 c2fadfac db935bd4 00000014 00000014 b6f7ee00 00000004 [ 110.374680] df80: c03002e4 c2fac000 c2fadfa4 c2fadf98 c0599224 c059912c 00000000 c2fadfa8 [ 110.382888] dfa0: c03000c0 c0599218 00000014 00000014 00000001 b6e37000 00000014 00000000 [ 110.391095] dfc0: 00000014 00000014 b6f7ee00 00000004 00000001 00000000 00020000 beb28a54 [ 110.399302] dfe0: 00000004 beb28788 b6ee94cf b6e6f7e6 800e0030 00000001 00000000 00000000 [ 110.407495] Backtrace: [ 110.410010] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 110.418994] r5:c5892000 r4:00000029 [ 110.422609] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.430656] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 110.438606] r9:c2fadf60 r8:c534a780 r7:00000014 r6:b6e37000 r5:c682b180 r4:c0c2f3f8 [ 110.446392] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.454254] r9:c07f601c r8:c2fadf60 r7:c2816000 r6:b6e37000 r5:c682b180 r4:00000000 [ 110.462030] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 110.469197] r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c2fac000 r5:c682b180 [ 110.477047] r4:c682b180 [ 110.479615] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.486782] r9:c2fac000 r8:c03002e4 r7:00000004 r6:b6f7ee00 r5:00000014 r4:00000014 [ 110.494562] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.502151] Exception stack(0xc2fadfa8 to 0xc2fadff0) [ 110.507232] dfa0: 00000014 00000014 00000001 b6e37000 00000014 00000000 [ 110.515440] dfc0: 00000014 00000014 b6f7ee00 00000004 00000001 00000000 00020000 beb28a54 [ 110.523642] dfe0: 00000004 beb28788 b6ee94cf b6e6f7e6 [ 110.528726] Code: e34a3bcd e3010c84 e34c01ad e0233002 (e5843000) [ 110.534852] ---[ end trace 97ebd17fc646c7f9 ]--- # Segmentation fault # [ 110.098419] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 110.105285] lkdtm: attempting bad ro_after_init write at c1b84c60 # [ 110.114373] 8<--- cut here --- # [ 110.120170] Unable to handle kernel paging request at virtual address c1b84c60 # [ 110.130097] pgd = 9117245e # [ 110.135153] [c1b84c60] *pgd=11a1941e(bad) # [ 110.142047] Internal error: Oops: 80d [#13] SMP ARM # [ 110.149614] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 110.181331] CPU: 1 PID: 2527 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 110.191674] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.200312] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 110.208495] LR is at __irq_work_queue_local+0x40/0x74 # [ 110.216401] pc : [] lr : [] psr: 600e0013 # [ 110.224929] sp : c2fade50 ip : c2fadd58 fp : c2fade64 # [ 110.232415] r10: 00000014 r9 : c1ad0e8c r8 : c15e8634 # [ 110.239644] r7 : c2fadf60 r6 : 00000014 r5 : c5892000 r4 : c1b84c60 # [ 110.248346] r3 : fe67479e r2 : 55aa55aa r1 : ef7965e0 r0 : c1ad1c84 # [ 110.257054] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.266705] Control: 10c5387d Table: 16fa004a DAC: 00000051 # [ 110.274543] Process cat (pid: 2527, stack limit = 0x489ccc65) # [ 110.282553] Stack: (0xc2fade50 to 0xc2fae000) # [ 110.289265] de40: 00000029 c5892000 c2fade74 c2fade68 # [ 110.300054] de60: c0c2f018 c138e6d0 c2fade9c c2fade78 c0c2f518 c0c2eff8 c0c2f3f8 c682b180 # [ 110.309017] de80: b6e37000 00000014 c534a780 c2fadf60 c2fadec4 c2fadea0 c07f6080 c0c2f404 # [ 110.317226] dea0: 00000000 c682b180 b6e37000 c2816000 c2fadf60 c07f601c c2fadf5c c2fadec8 # [ 110.325436] dec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c2fac000 # [ 110.333644] dee0: b6e37000 00020000 00000004 00000014 0001ffec c2fadee0 00000001 b6e36000 # [ 110.341850] df00: c5c69040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.350058] df20: 00000000 00000000 c13a3de8 db935bd4 c205cf60 c682b180 c682b180 c2fac000 # [ 110.358266] df40: b6e37000 00000000 00000000 00000004 c2fadf94 c2fadf60 c0599194 c0598b00 # [ 110.366473] df60: 00000000 00000000 c2fadfac db935bd4 00000014 00000014 b6f7ee00 00000004 # [ 110.374680] df80: c03002e4 c2fac000 c2fadfa4 c2fadf98 c0599224 c059912c 00000000 c2fadfa8 # [ 110.382888] dfa0: c03000c0 c0599218 00000014 00000014 00000001 b6e37000 00000014 00000000 # [ 110.391095] dfc0: 00000014 00000014 b6f7ee00 00000004 00000001 00000000 00020000 beb28a54 # [ 110.399302] dfe0: 00000004 beb28788 b6ee94cf b6e6f7e6 800e0030 00000001 00000000 00000000 # [ 110.407495] Backtrace: # [ 110.410010] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.418994] r5:c5892000 r4:00000029 # [ 110.422609] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.430656] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.438606] r9:c2fadf60 r8:c534a780 r7:00000014 r6:b6e37000 r5:c682b180 r4:c0c2f3f8 # [ 110.446392] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 110.454254] r9:c07f601c r8:c2fadf60 r7:c2816000 r6:b6e37000 r5:c682b180 r4:00000000 # [ 110.462030] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 110.469197] r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c2fac000 r5:c682b180 # [ 110.477047] r4:c682b180 # [ 110.479615] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.486782] r9:c2fac000 r8:c03002e4 r7:[ 111.000093] lkdtm: Performing direct entry WRITE_KERN 00000004 r6:b6f7ee00 r5[: 0 01010.007528] lkdtm: attempting bad 7727124 byte write at c138e59c 0014 r4:00000014 # [ 110.494562[ 111.015958] 8<--- cut here --- ] [] (sys_write) [f r o11.021804] Unable to handle kernel paging request at virtual address c138e59c m [] (ret[_ f a1s1t1_.s31548] pgd = b2e7d223 yscall+0x0/0x28) # [ 110.502151[ 111.036432] [c138e59c] *pgd=1121940e(bad) ] Exception stack(0xc2fadfa8[ t 111.043319] Internal error: Oops: 80d [#14] SMP ARM 0xc2fadff0) # [ 110.507232] df[ 111.050804] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 a0: 00000014 00 111.082523] CPU: 2 PID: 2601 Comm: cat Tainted: G D W 5.10.153-cip19 #1 000014 00000001[ b161e13.700903039] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000014 00000000 # [ 110.5154[ 111.101586] PC is at memcpy+0x50/0x330 40] dfc0: 00000014 0000[0 0 1141 .108199] LR is at 0xe92dd830 b6f7ee00 00000004 000[0 0 010111 113691] pc : [] lr : [] psr: 200e0013 00000000 00020[0 0 101 1b.e1b222818] sp : c59f3e2c ip : e1a0c00d fp : c59f3e64 a54 # [ 110.52[3 6 4121]1 .d1f29362] r10: 0000000b r9 : c1ad0ea0 r8 : e89da800 0: 00000004 beb28788[ b 61e1e19.136678] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 cf b6e6f7e6 #[ [ 1 1111.01.455466] r3 : e1a0c00d r2 : 0075e774 r1 : c0c2fda8 r0 : c138e59c 8726] Code: e34a3bcd e[3 0 1101c1.154002] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 4 e34c01ad e023300[2 (1e1518.4163486] Control: 10c5387d Table: 16e0804a DAC: 00000051 000) # [ 110.534852[] -1-1-1.171410] Process cat (pid: 2601, stack limit = 0xb29ff572) end trace 97ebd17fc[6 4 61c171f.179507] Stack: (0xc59f3e2c to 0xc59f4000) ]--- # WRITE_RO_AFTER_INIT: mis[ 111.186138] 3e20: c0c2fd88 0075e814 c59f3f60 c15e8634 c138e59c sing 'call trace:': [FAIL] [n o 111.197183] 3e40: c138e59c c138e780 0000002a c5f33000 0000000b c59f3f60 c59f3e74 c59f3e68 ok 40 selftests: lkdtm: W[R I T111.207971] 3e60: c0c2f018 c138e740 c59f3e9c c59f3e78 c0c2f518 c0c2eff8 c0c2f3f8 c5ff43c0 _RO_AFTER_INIT.sh # exit=1 # [s 111.218674] 3e80: b6dbf000 0000000b c534a780 c59f3f60 c59f3ec4 c59f3ea0 c07f6080 c0c2f404 lftests: lkdtm: WRITE_KERN[. s h111.229547] 3ea0: 00000000 c5ff43c0 b6dbf000 c2816000 c59f3f60 c07f601c c59f3f5c c59f3ec8 [ 111.240247] 3ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c59f2000 [ 111.248517] 3ee0: b6dbf000 00020000 00000004 0000000b 0001fff5 c59f3ee0 00000001 b6dbe000 [ 111.256723] 3f00: c5ad3e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 111.264929] 3f20: 00000000 00000000 c13a3de8 a0f1f91e c205cf60 c5ff43c0 c5ff43c0 c59f2000 [ 111.273135] 3f40: b6dbf000 00000000 00000000 00000004 c59f3f94 c59f3f60 c0599194 c0598b00 [ 111.281343] 3f60: 00000000 00000000 c59f3fac a0f1f91e 0000000b 0000000b b6f06e00 00000004 [ 111.289551] 3f80: c03002e4 c59f2000 c59f3fa4 c59f3f98 c0599224 c059912c 00000000 c59f3fa8 [ 111.297757] 3fa0: c03000c0 c0599218 0000000b 0000000b 00000001 b6dbf000 0000000b 00000000 [ 111.305964] 3fc0: 0000000b 0000000b b6f06e00 00000004 00000001 00000000 00020000 bec6ea54 [ 111.314170] 3fe0: 00000004 bec6e788 b6e714cf b6df77e6 800e0030 00000001 00000000 00000000 [ 111.322363] Backtrace: [ 111.324881] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 111.333093] r7:c59f3f60 r6:0000000b r5:c5f33000 r4:0000002a [ 111.338795] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 111.346843] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 111.354792] r9:c59f3f60 r8:c534a780 r7:0000000b r6:b6dbf000 r5:c5ff43c0 r4:c0c2f3f8 [ 111.362577] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 111.370443] r9:c07f601c r8:c59f3f60 r7:c2816000 r6:b6dbf000 r5:c5ff43c0 r4:00000000 [ 111.378220] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 111.385387] r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c59f2000 r5:c5ff43c0 [ 111.393237] r4:c5ff43c0 [ 111.395806] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 111.402974] r9:c59f2000 r8:c03002e4 r7:00000004 r6:b6f06e00 r5:0000000b r4:0000000b [ 111.410754] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 111.418343] Exception stack(0xc59f3fa8 to 0xc59f3ff0) [ 111.423423] 3fa0: 0000000b 0000000b 00000001 b6dbf000 0000000b 00000000 [ 111.431630] 3fc0: 0000000b 0000000b b6f06e00 00000004 00000001 00000000 00020000 bec6ea54 [ 111.439832] 3fe0: 00000004 bec6e788 b6e714cf b6df77e6 [ 111.444913] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 111.451041] ---[ end trace 97ebd17fc646c7fa ]--- # Segmentation fault # [ 111.000093] lkdtm: Performing direct entry WRITE_KERN # [ 111.007528] lkdtm: attempting bad 7727124 byte write at c138e59c # [ 111.015958] 8<--- cut here --- # [ 111.021804] Unable to handle kernel paging request at virtual address c138e59c # [ 111.031548] pgd = b2e7d223 # [ 111.036432] [c138e59c] *pgd=1121940e(bad) # [ 111.043319] Internal error: Oops: 80d [#14] SMP ARM # [ 111.050804] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.082523] CPU: 2 PID: 2601 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 111.093039] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.101586] PC is at memcpy+0x50/0x330 # [ 111.108199] LR is at 0xe92dd830 # [ 111.113691] pc : [] lr : [] psr: 200e0013 # [ 111.122218] sp : c59f3e2c ip : e1a0c00d fp : c59f3e64 # [ 111.129362] r10: 0000000b r9 : c1ad0ea0 r8 : e89da800 # [ 111.136678] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 111.145466] r3 : e1a0c00d r2 : 0075e774 r1 : c0c2fda8 r0 : c138e59c # [ 111.154002] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.163486] Control: 10c5387d Table: 16e0804a DAC: 00000051 # [ 111.171410] Process cat (pid: 2601, stack limit = 0xb29ff572) # [ 111.179507] Stack: (0xc59f3e2c to 0xc59f4000) # [ 111.186138] 3e20: c0c2fd88 0075e814 c59f3f60 c15e8634 c138e59c # [ 111.197183] 3e40: c138e59c c138e780 0000002a c5f33000 0000000b c59f3f60 c59f3e74 c59f3e68 # [ 111.207971] 3e60: c0c2f018 c138e740 c59f3e9c c59f3e78 c0c2f518 c0c2eff8 c0c2f3f8 c5ff43c0 # [ 111.218674] 3e80: b6dbf000 0000000b c534a780 c59f3f60 c59f3ec4 c59f3ea0 c07f6080 c0c2f404 # [ 111.229547] 3ea0: 00000000 c5ff43c0 b6dbf000 c2816000 c59f3f60 c07f601c c59f3f5c c59f3ec8 # [ 111.240247] 3ec0: c0598c00 c07f6028 00000001 00000000 c0599194 c13a3de8 c0599194 c59f2000 # [ 111.248517] 3ee0: b6dbf000 00020000 00000004 0000000b 0001fff5 c59f3ee0 00000001 b6dbe000 # [ 111.256723] 3f00: c5ad3e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.264929] 3f20: 00000000 00000000 c13a3de8 a0f1f91e c205cf60 c5ff43c0 c5ff43c0 c59f2000 # [ 111.273135] 3f40: b6dbf000 00000000 00000000 00000004 c59f3f94 c59f3f60 c0599194 c0598b00 # [ 111.281343] 3f60: 00000000 00000000 c59f3fac a0f1f91e 0000000b 0000000b b6f06e00 00000004 # [ 111.289551] 3f80: c03002e4 c59f2000 c59f3fa4 c59f3f98 c0599224 c059912c 00000000 c59f3fa8 # [ 111.297757] 3fa0: c03000c0 c0599218 0000000b 0000000b 00000001 b6dbf000 0000000b 00000000 # [ 111.305964] 3fc0: 0000000b 0000000b b6f06e00 00000004 00000001 00000000 00020000 bec6ea54 # [ 111.314170] 3fe0: 00000004 bec6e788 b6e714cf b6df77e6 800e0030 00000001 00000000 00000000 # [ 111.322363] Backtrace: # [ 111.324881] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.333093] r7:c59f3f60 r6:0000000b r5:c5f33000 r4:0000002a # [ 111.338795] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.346843] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.354792] r9:c59f3f60 r8:c534a780 r7:0000000b r6:b6dbf000 r5:c5ff43c0 r4:c0c2f3f8 # [ 111.362577] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 111.370443] r9:c07f601c r8:c59f3f60 r7:c2816000 r6:b6dbf000 r5:c5ff43c0 r4:00000000 # [ 111.378220] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 111.385387] r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c59f2000 r5:c5ff43c0 # [ 111.393237] r4:c5ff43c0 # [ 111.395806] [] (ksys_write) from [] (sys_write+0x18[ 111.894340] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW /0x1c) # [ 111.402974] r9:c59f[ 111.902261] lkdtm: attempting good refcount_inc() without overflow 2000 r8:c03002e4 r7:00000004 r6:b[ 111.911355] lkdtm: attempting bad refcount_inc() overflow 6f06e00 r5:0000000b r4:0000000b [ 111.919599] ------------[ cut here ]------------ # [ 111.410754] [] (sy[ 111.927024] WARNING: CPU: 2 PID: 2676 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 s_write) from [] (ret_f[ 111.938337] refcount_t: saturated; leaking memory. ast_syscall+0x0/0x28) # [ 111.4[ 111.945958] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 18343] Exception stack(0xc59f3fa8[ 111.977707] CPU: 2 PID: 2676 Comm: cat Tainted: G D W 5.10.153-cip19 #1 to 0xc59f3f[f 0 )1 1 1#. 9[8 8 263] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 11.423423] 3fa0: [ 1 1 1 . 996698] Backtrace: 0000000b 0000000b 000000[ 112.001330] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 01 b6dbf000 00000[0 0 b1 1020.0001750] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 0000 # [ 111.431630] 3f[c 0 :1 2.019498] [] (show_stack) from [] (dump_stack+0xe0/0x100) 0000000b 0000000b b6f06e[0 0 1012.029235] [] (dump_stack) from [] (__warn+0xfc/0x16c) 000004 00000001[ 0 0101020.00038618] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24f4c 00020000 bec6ea54 [# [1 1 21.048359] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 1.439832] 3f[e 0 :1 1020.0005080091] r7:00000016 r6:c1a24f4c r5:c1a24f24 r4:c5af6000 4 bec6e788 b6e714cf b6df7[7 e 61 2.065665] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 111.444913[ ] 1C1o2d.e0:7 046] r9:c1ad0eac r8:c15e8634 r7:c5af7f60 r6:00000016 r5:c5b9f000 r4:c5af6000 f5d1f05c f5d1f07c e8b1[5 1 1f182 086789] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) e2522020 (e8a051f8) [ # 1[1 2 098695] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) 111.451041] ---[ end trac[e 9172.111039] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) ebd17fc[6 4 61c172f.a1 2]2-5-8-7 r4:0000002b # WRITE_KERN: missi[n g 1'1c2a.126776] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) l trace:': [FAIL] not [o k 1411.137035] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) selftests: lkd[t m :1 1W2R.I1T4E288] r9:c5af7f60 r8:c534a780 r7:00000016 r6:b6e41000 r5:c6828c80 r4:c0c2f3f8 _KERN.sh # exit=1 # sel[f t e1s12.157032] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) s: lkdtm: RE[F C O1U1N2T._1I6N7C282] r9:c07f601c r8:c5af7f60 r7:c2816000 r6:b6e41000 r5:c6828c80 r4:00000000 OVERFLOW.sh [ 112.176934] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.185196] r10:00000004 r9:00000000 r8:00000000 r7:b6e41000 r6:c5af6000 r5:c6828c80 [ 112.193028] r4:c6828c80 [ 112.195572] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.202715] r9:c5af6000 r8:c03002e4 r7:00000004 r6:b6f88e00 r5:00000016 r4:00000016 [ 112.210470] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.218044] Exception stack(0xc5af7fa8 to 0xc5af7ff0) [ 112.223105] 7fa0: 00000016 00000016 00000001 b6e41000 00000016 00000000 [ 112.231292] 7fc0: 00000016 00000016 b6f88e00 00000004 00000001 00000000 00020000 beef1a54 [ 112.239476] 7fe0: 00000004 beef1788 b6ef34cf b6e797e6 [ 112.244603] irq event stamp: 0 [ 112.247697] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.253290] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 112.260828] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 112.268371] softirqs last disabled at (0): [<00000000>] 0x0 [ 112.273960] ---[ end trace 97ebd17fc646c7fb ]--- [ 112.278618] lkdtm: Overflow detected: saturated # [ 111.894340] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 111.902261] lkdtm: attempting good refcount_inc() without overflow # [ 111.911355] lkdtm: attempting bad refcount_inc() overflow # [ 111.919599] ------------[ cut here ]------------ # [ 111.927024] WARNING: CPU: 2 PID: 2676 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 111.938337] refcount_t: saturated; leaking memory. # [ 111.945958] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 111.977707] CPU: 2 PID: 2676 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 111.988263] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.996698] Backtrace: # [ 112.001330] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.011750] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 112.019498] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.029235] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.038618] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24f4c # [ 112.048359] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.058091] r7:00000016 r6:c1a24f4c r5:c1a24f24 r4:c5af6000 # [ 112.065665] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 112.077046] r9:c1ad0eac r8:c15e8634 r7:c5af7f60 r6:00000016 r5:c5b9f000 r4:c5af6000 # [ 112.086789] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 112.098695] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 112.111039] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.122587] r4:0000002b # [ 112.126776] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.137035] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.147288] r9:c5af7f60 r8:c534a780 r7:00000016 r6:b6e41000 r5:c6828c80 r4:c0c2f3f8 # [ 112.157032] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.167282] r9:c07f601c r8:c5af7f60 r7:c2816000 r6:b6e41000 r5:c6828c80 r4:00000000 # [ 112.176934] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.185196] r10:00000004 r9:00000000 r8:00000000 r7:b6e41000 r6:c5af6000 r5:c6828c80 # [ 112.193028] r4:c6828c80 # [ 112.195572] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.202715] r9:c5af6000 r8:c03002e4 r7:00000004 r6:b6f88e00 r5:00000016 r4:00000016 # [ 112.210470] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.218044] Exception stack(0xc5af7fa8 to 0xc5af7ff0) # [ 112.223105] 7fa0: 00000016 00000016 00000001 b6e41000 00000016 00000000 # [ 112.231292] 7fc0: 00000016 00000016 b6f88e00 00000004 00000001 00000000 00020000 beef1a54 # [ 112.239476] 7fe0: 00000004 beef1788 b6ef34cf b6e797e6 # [ 112.244603] irq event stamp: 0 # [ 112.247697] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.253290] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 112.260828] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 112.268371] softirqs last disabled at (0): [<00000000>] 0x0 # [ 112.273960] ---[ end trace 97ebd17fc646c7fb ]--- # [ 112.278618] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not [ 112.694795] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW ok 42 selftests: lkdtm: REFCOUNT_[ 112.701889] lkdtm: attempting good refcount_add() without overflow INC_OVERFLOW.sh # exit=1 # selft[ 112.710934] lkdtm: attempting bad refcount_add() overflow ests: lkdtm: REFCOUNT_ADD_OVERFLO[ 112.719155] ------------[ cut here ]------------ W.sh [ 112.726642] WARNING: CPU: 1 PID: 2710 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 112.735624] refcount_t: saturated; leaking memory. [ 112.740475] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 112.769706] CPU: 1 PID: 2710 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 112.777460] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 112.783993] Backtrace: [ 112.786479] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 112.794061] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 112.799740] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 112.807069] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 112.814043] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24f4c [ 112.821801] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 112.829294] r7:00000016 r6:c1a24f4c r5:c1a24f24 r4:c59ee000 [ 112.834973] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 112.843945] r9:c1ad0ec4 r8:c15e8634 r7:c59eff60 r6:00000016 r5:c5891000 r4:c59ee000 [ 112.851706] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 112.861379] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 112.871487] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 112.880626] r4:0000002c [ 112.883176] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 112.891196] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 112.899124] r9:c59eff60 r8:c534a780 r7:00000016 r6:b6dd0000 r5:c682ba40 r4:c0c2f3f8 [ 112.906886] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 112.914727] r9:c07f601c r8:c59eff60 r7:c2816000 r6:b6dd0000 r5:c682ba40 r4:00000000 [ 112.922482] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 112.929628] r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c59ee000 r5:c682ba40 [ 112.937463] r4:c682ba40 [ 112.940012] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 112.947158] r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:00000016 r4:00000016 [ 112.954917] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.962495] Exception stack(0xc59effa8 to 0xc59efff0) [ 112.967558] ffa0: 00000016 00000016 00000001 b6dd0000 00000016 00000000 [ 112.975748] ffc0: 00000016 00000016 b6f17e00 00000004 00000001 00000000 00020000 bec39a54 [ 112.983935] ffe0: 00000004 bec39788 b6e824cf b6e087e6 [ 112.989071] irq event stamp: 0 [ 112.992150] hardirqs last enabled at (0): [<00000000>] 0x0 [ 112.997776] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.005279] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.012821] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.018451] ---[ end trace 97ebd17fc646c7fc ]--- [ 113.023091] lkdtm: Overflow detected: saturated # [ 112.694795] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 112.701889] lkdtm: attempting good refcount_add() without overflow # [ 112.710934] lkdtm: attempting bad refcount_add() overflow # [ 112.719155] ------------[ cut here ]------------ # [ 112.726642] WARNING: CPU: 1 PID: 2710 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 112.735624] refcount_t: saturated; leaking memory. # [ 112.740475] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 112.769706] CPU: 1 PID: 2710 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 112.777460] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.783993] Backtrace: # [ 112.786479] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.794061] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 112.799740] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.807069] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 112.814043] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24f4c # [ 112.821801] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 112.829294] r7:00000016 r6:c1a24f4c r5:c1a24f24 r4:c59ee000 # [ 112.834973] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 112.843945] r9:c1ad0ec4 r8:c15e8634 r7:c59eff60 r6:00000016 r5:c5891000 r4:c59ee000 # [ 112.851706] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 112.861379] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 112.871487] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.880626] r4:0000002c # [ 112.883176] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.891196] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.899124] r9:c59eff60 r8:c534a780 r7:00000016 r6:b6dd0000 r5:c682ba40 r4:c0c2f3f8 # [ 112.906886] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.914727] r9:c07f601c r8:c59eff60 r7:c2816000 r6:b6dd0000 r5:c682ba40 r4:00000000 # [ 112.922482] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.929628] r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c59ee000 r5:c682ba40 # [ 112.937463] r4:c682ba40 # [ 112.940012] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.947158] r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:00000016 r4:00000016 # [ 112.954917] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.962495] Exception stack(0xc59effa8 to 0xc59efff0) # [ 112.967558] ffa0: 00000016 00000016 00000001 b6dd0000 00000016 00000000 # [ 112.975748] ffc0: 00000016 00000016 b6f17e00 00000004 00000001 00000000 00020000 bec39a54 # [ 112.983935] ffe0: 00000004 bec39788 b6e824cf b6e087e6 # [ 112.989071] irq event stamp: 0 # [ 112.992150] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 112.997776] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.005279] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.012821] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.018451] ---[ end trace 97ebd17fc646c7fc ]--- # [ 113.023091] lkdtm:[ 113.441884] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW Overflow detected: saturated # [ 113.450772] lkdtm: attempting bad refcount_inc_not_zero() overflow REFCOUNT_ADD_OVERFLOW: missing 'c[ 113.459772] ------------[ cut here ]------------ all trace:': [FAIL] not ok 43 se[ 113.467221] WARNING: CPU: 2 PID: 2744 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 lftests: lkdtm: REFCOUNT_ADD_OVER[ 113.478609] refcount_t: saturated; leaking memory. FLOW.sh # exit=1 # selftests: lk[ 113.486159] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 dtm: REFCOUNT_INC_NOT_ZERO_OVERFL[ 113.517924] CPU: 2 PID: 2744 Comm: cat Tainted: G D W 5.10.153-cip19 #1 OW.sh [ 113.528456] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 113.535589] Backtrace: [ 113.538066] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 113.545646] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 113.551319] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 113.558643] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 113.565615] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24f4c [ 113.573367] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 113.580856] r7:00000013 r6:c1a24f4c r5:c1a24f24 r4:c6b48000 [ 113.586530] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 113.595496] r9:c1ad0edc r8:c15e8634 r7:c6b49f60 r6:0000001f r5:c5b9f000 r4:7fffffff [ 113.603256] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 113.613704] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 113.625358] r5:c5b9f000 r4:c6b48000 [ 113.628951] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.638868] r4:0000002d [ 113.641414] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.649431] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.657355] r9:c6b49f60 r8:c534a780 r7:0000001f r6:b6e5e000 r5:c6829900 r4:c0c2f3f8 [ 113.665112] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.672951] r9:c07f601c r8:c6b49f60 r7:c2816000 r6:b6e5e000 r5:c6829900 r4:00000000 [ 113.680702] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.687846] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c6b48000 r5:c6829900 [ 113.695679] r4:c6829900 [ 113.698222] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.705367] r9:c6b48000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:0000001f r4:0000001f [ 113.713123] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.720696] Exception stack(0xc6b49fa8 to 0xc6b49ff0) [ 113.725757] 9fa0: 0000001f 0000001f 00000001 b6e5e000 0000001f 00000000 [ 113.733943] 9fc0: 0000001f 0000001f b6fa5e00 00000004 00000001 00000000 00020000 bee89a54 [ 113.742127] 9fe0: 00000004 bee89788 b6f104cf b6e967e6 [ 113.747229] irq event stamp: 0 [ 113.750325] hardirqs last enabled at (0): [<00000000>] 0x0 [ 113.755915] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 113.763456] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 113.771013] softirqs last disabled at (0): [<00000000>] 0x0 [ 113.776605] ---[ end trace 97ebd17fc646c7fd ]--- [ 113.781262] lkdtm: Overflow detected: saturated # [ 113.441884] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 113.450772] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 113.459772] ------------[ cut here ]------------ # [ 113.467221] WARNING: CPU: 2 PID: 2744 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 113.478609] refcount_t: saturated; leaking memory. # [ 113.486159] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 113.517924] CPU: 2 PID: 2744 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 113.528456] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.535589] Backtrace: # [ 113.538066] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 113.545646] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 113.551319] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 113.558643] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 113.565615] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24f4c # [ 113.573367] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 113.580856] r7:00000013 r6:c1a24f4c r5:c1a24f24 r4:c6b48000 # [ 113.586530] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 113.595496] r9:c1ad0edc r8:c15e8634 r7:c6b49f60 r6:0000001f r5:c5b9f000 r4:7fffffff # [ 113.603256] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 113.613704] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 113.625358] r5:c5b9f000 r4:c6b48000 # [ 113.628951] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.638868] r4:0000002d # [ 113.641414] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.649431] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.657355] r9:c6b49f60 r8:c534a780 r7:0000001f r6:b6e5e000 r5:c6829900 r4:c0c2f3f8 # [ 113.665112] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.672951] r9:c07f601c r8:c6b49f60 r7:c2816000 r6:b6e5e000 r5:c6829900 r4:00000000 # [ 113.680702] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.687846] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c6b48000 r5:c6829900 # [ 113.695679] r4:c6829900 # [ 113.698222] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.705367] r9:c6b48000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:0000001f r4:0000001f # [ 113.713123] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.720696] Exception stack(0xc6b49fa8 to 0xc6b49ff0) # [ 113.725757] 9fa0: 0000001f 0000001f 00000001 b6e5e000 0000001f 00000000 # [ 113.733943] 9fc0: 0000001f 0000001f b6fa5e00 00000004 00000001 00000000 00020000 bee89a54 # [ 113.742127] 9fe0: 00000004 bee89788 b6f104cf b6e967e6 # [ 113.747229] irq event stamp: 0 # [ 113.750325] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 113.755915] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 113.763456] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 113.771013] softirqs last disabled at (0): [<00000000>] 0x0 # [ 113.776605] ---[ end trace 97ebd17fc646c7fd ]--- # [ 113.781262] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FA[ 114.203332] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW IL] not ok 44 selftests: lkdtm: [ 114.211735] lkdtm: attempting bad refcount_add_not_zero() overflow REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh[ 114.220710] ------------[ cut here ]------------ # exit=1 # selftests: lkdtm: RE[ 114.228240] WARNING: CPU: 2 PID: 2778 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 FCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 114.239493] refcount_t: saturated; leaking memory. [ 114.247167] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 114.276327] CPU: 2 PID: 2778 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 114.284076] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 114.290610] Backtrace: [ 114.293085] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 114.300664] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 114.306338] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 114.313662] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 114.320633] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24f4c [ 114.328387] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 114.335876] r7:00000013 r6:c1a24f4c r5:c1a24f24 r4:c59f2000 [ 114.341552] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 114.350518] r9:c1ad0efc r8:c15e8634 r7:c59f3f60 r6:0000001f r5:c5f33000 r4:7fffffff [ 114.358275] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 114.368721] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 114.380375] r5:c5f33000 r4:c59f2000 [ 114.383967] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.393884] r4:0000002e [ 114.396430] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.404448] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.412376] r9:c59f3f60 r8:c534a780 r7:0000001f r6:b6dc0000 r5:c6828b40 r4:c0c2f3f8 [ 114.420132] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.427971] r9:c07f601c r8:c59f3f60 r7:c2816000 r6:b6dc0000 r5:c6828b40 r4:00000000 [ 114.435723] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.442866] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c59f2000 r5:c6828b40 [ 114.450699] r4:c6828b40 [ 114.453242] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.460385] r9:c59f2000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000001f r4:0000001f [ 114.468139] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.475712] Exception stack(0xc59f3fa8 to 0xc59f3ff0) [ 114.480773] 3fa0: 0000001f 0000001f 00000001 b6dc0000 0000001f 00000000 [ 114.488958] 3fc0: 0000001f 0000001f b6f07e00 00000004 00000001 00000000 00020000 bea40a54 [ 114.497140] 3fe0: 00000004 bea40788 b6e724cf b6df87e6 [ 114.502243] irq event stamp: 0 [ 114.505315] hardirqs last enabled at (0): [<00000000>] 0x0 [ 114.510930] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 114.518473] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 114.525973] softirqs last disabled at (0): [<00000000>] 0x0 [ 114.531586] ---[ end trace 97ebd17fc646c7fe ]--- [ 114.536224] lkdtm: Overflow detected: saturated # [ 114.203332] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 114.211735] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 114.220710] ------------[ cut here ]------------ # [ 114.228240] WARNING: CPU: 2 PID: 2778 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 114.239493] refcount_t: saturated; leaking memory. # [ 114.247167] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 114.276327] CPU: 2 PID: 2778 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 114.284076] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.290610] Backtrace: # [ 114.293085] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.300664] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 114.306338] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.313662] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 114.320633] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24f4c # [ 114.328387] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.335876] r7:00000013 r6:c1a24f4c r5:c1a24f24 r4:c59f2000 # [ 114.341552] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 114.350518] r9:c1ad0efc r8:c15e8634 r7:c59f3f60 r6:0000001f r5:c5f33000 r4:7fffffff # [ 114.358275] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 114.368721] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 114.380375] r5:c5f33000 r4:c59f2000 # [ 114.383967] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.393884] r4:0000002e # [ 114.396430] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.404448] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.412376] r9:c59f3f60 r8:c534a780 r7:0000001f r6:b6dc0000 r5:c6828b40 r4:c0c2f3f8 # [ 114.420132] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.427971] r9:c07f601c r8:c59f3f60 r7:c2816000 r6:b6dc0000 r5:c6828b40 r4:00000000 # [ 114.435723] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.442866] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c59f2000 r5:c6828b40 # [ 114.450699] r4:c6828b40 # [ 114.453242] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.460385] r9:c59f2000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000001f r4:0000001f # [ 114.468139] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.475712] Exception stack(0xc59f3fa8 to 0xc59f3ff0) # [ 114.480773] 3fa0: 0000001f 0000001f 00000001 b6dc0000 0000001f 00000000 # [ 114.488958] 3fc0: 0000001f 0000001f b6f07e00 00000004 00000001 00000000 00020000 bea40a54 # [ 114.497140] 3fe0: 00000004 bea40788 b6e724cf b6df87e6 # [ 114.502243] irq event stamp: 0 # [ 114.505315] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.510930] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 114.518473] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 114.525973] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.531586] ---[ end trace 97ebd17fc646c7fe ]--- # [ 114.536224] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call t[ 114.969078] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO race:': [FAIL[] 1n1o4t. 9o7k5 14] lkdtm: attempting good refcount_dec() 45 selftests: lkdtm: REFCOUNT_ADD[ 114.982165] lkdtm: attempting bad refcount_dec() to zero _NOT_ZERO_OVERFLOW.sh # exit=1 #[ 114.990294] ------------[ cut here ]------------ selftests: lkdtm: REFCOUNT_DEC_Z[ 114.997803] WARNING: CPU: 3 PID: 2812 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 ERO.sh [ 115.009033] refcount_t: decrement hit 0; leaking memory. [ 115.015030] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 115.044559] CPU: 3 PID: 2812 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 115.052310] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.058841] Backtrace: [ 115.061317] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.068897] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 115.074572] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.081896] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.088867] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24f4c [ 115.096620] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.104110] r7:0000001f r6:c1a24f4c r5:c1a24fb0 r4:c6ece000 [ 115.109785] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 115.118752] r9:c1ad0f1c r8:c15e8634 r7:c6ecff60 r6:00000012 r5:c5a62000 r4:c6ece000 [ 115.126512] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 115.136177] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 115.145933] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.154722] r4:0000002f [ 115.157266] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.165284] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.173209] r9:c6ecff60 r8:c534a780 r7:00000012 r6:b6e69000 r5:c5a4d680 r4:c0c2f3f8 [ 115.180965] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.188804] r9:c07f601c r8:c6ecff60 r7:c2816000 r6:b6e69000 r5:c5a4d680 r4:00000000 [ 115.196557] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.203700] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c6ece000 r5:c5a4d680 [ 115.211534] r4:c5a4d680 [ 115.214077] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.221219] r9:c6ece000 r8:c03002e4 r7:00000004 r6:b6fb0e00 r5:00000012 r4:00000012 [ 115.228974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.236548] Exception stack(0xc6ecffa8 to 0xc6ecfff0) [ 115.241610] ffa0: 00000012 00000012 00000001 b6e69000 00000012 00000000 [ 115.249796] ffc0: 00000012 00000012 b6fb0e00 00000004 00000001 00000000 00020000 be84fa54 [ 115.257979] ffe0: 00000004 be84f788 b6f1b4cf b6ea17e6 [ 115.263083] irq event stamp: 0 [ 115.266157] hardirqs last enabled at (0): [<00000000>] 0x0 [ 115.271775] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 115.279322] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 115.286850] softirqs last disabled at (0): [<00000000>] 0x0 [ 115.292466] ---[ end trace 97ebd17fc646c7ff ]--- [ 115.297100] lkdtm: Zero detected: saturated # [ 114.969078] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 114.975414] lkdtm: attempting good refcount_dec() # [ 114.982165] lkdtm: attempting bad refcount_dec() to zero # [ 114.990294] ------------[ cut here ]------------ # [ 114.997803] WARNING: CPU: 3 PID: 2812 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 115.009033] refcount_t: decrement hit 0; leaking memory. # [ 115.015030] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.044559] CPU: 3 PID: 2812 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 115.052310] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.058841] Backtrace: # [ 115.061317] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.068897] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 115.074572] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.081896] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.088867] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24f4c # [ 115.096620] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.104110] r7:0000001f r6:c1a24f4c r5:c1a24fb0 r4:c6ece000 # [ 115.109785] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 115.118752] r9:c1ad0f1c r8:c15e8634 r7:c6ecff60 r6:00000012 r5:c5a62000 r4:c6ece000 # [ 115.126512] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 115.136177] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 115.145933] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.154722] r4:0000002f # [ 115.157266] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.165284] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.173209] r9:c6ecff60 r8:c534a780 r7:00000012 r6:b6e69000 r5:c5a4d680 r4:c0c2f3f8 # [ 115.180965] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.188804] r9:c07f601c r8:c6ecff60 r7:c2816000 r6:b6e69000 r5:c5a4d680 r4:00000000 # [ 115.196557] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.203700] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c6ece000 r5:c5a4d680 # [ 115.211534] r4:c5a4d680 # [ 115.214077] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.221219] r9:c6ece000 r8:c03002e4 r7:00000004 r6:b6fb0e00 r5:00000012 r4:00000012 # [ 115.228974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.236548] Exception stack(0xc6ecffa8 to 0xc6ecfff0) # [ 115.241610] ffa0: 00000012 00000012 00000001 b6e69000 00000012 00000000 # [ 115.249796] ffc0: 00000012 00000012 b6fb0e00 00000004 00000001 00000000 00020000 be84fa54 # [ 115.257979] ffe0: 00000004 be84f788 b6f1b4cf b6ea17e6 # [ 115.263083] irq event stamp: 0 # [ 115.266157] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.271775] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 115.279322] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 115.286850] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.292466] ---[ end trace 97ebd17fc646c7ff ]--- # [ 115.297100] 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 [ 115.735636] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 115.741793] lkdtm: attempting bad refcount_dec() below zero [ 115.747407] ------------[ cut here ]------------ [ 115.752147] WARNING: CPU: 1 PID: 2849 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 115.760747] refcount_t: decrement hit 0; leaking memory. [ 115.766111] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 115.795262] CPU: 1 PID: 2849 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 115.803012] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 115.809544] Backtrace: [ 115.812021] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 115.819602] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 115.825277] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 115.832599] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 115.839572] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24f4c [ 115.847326] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 115.854816] r7:0000001f r6:c1a24f4c r5:c1a24fb0 r4:c59ee000 [ 115.860490] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 115.869456] r9:c1ad0f30 r8:c15e8634 r7:c59eff60 r6:00000016 r5:00000000 r4:c59ee000 [ 115.877213] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 115.886877] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 115.896980] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 115.906117] r5:c6d59000 r4:00000030 [ 115.909705] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.917722] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.925648] r9:c59eff60 r8:c534a780 r7:00000016 r6:b6e9d000 r5:c44ddcc0 r4:c0c2f3f8 [ 115.933405] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.941243] r9:c07f601c r8:c59eff60 r7:c2816000 r6:b6e9d000 r5:c44ddcc0 r4:00000000 [ 115.948995] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.956139] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c59ee000 r5:c44ddcc0 [ 115.963971] r4:c44ddcc0 [ 115.966514] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.973657] r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:00000016 r4:00000016 [ 115.981412] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.988986] Exception stack(0xc59effa8 to 0xc59efff0) [ 115.994046] ffa0: 00000016 00000016 00000001 b6e9d000 00000016 00000000 [ 116.002233] ffc0: 00000016 00000016 b6fe4e00 00000004 00000001 00000000 00020000 bececa54 [ 116.010416] ffe0: 00000004 becec788 b6f4f4cf b6ed57e6 [ 116.015533] irq event stamp: 0 [ 116.018628] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.024218] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.031753] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.039288] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.044881] ---[ end trace 97ebd17fc646c800 ]--- [ 116.049549] lkdtm: Negative detected: saturated # [ 115.735636] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 115.741793] lkdtm: attempting bad refcount_dec() below zero # [ 115.747407] ------------[ cut here ]------------ # [ 115.752147] WARNING: CPU: 1 PID: 2849 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 115.760747] refcount_t: decrement hit 0; leaking memory. # [ 115.766111] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 115.795262] CPU: 1 PID: 2849 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 115.803012] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.809544] Backtrace: # [ 115.812021] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 115.819602] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 115.825277] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.832599] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 115.839572] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24f4c # [ 115.847326] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.854816] r7:0000001f r6:c1a24f4c r5:c1a24fb0 r4:c59ee000 # [ 115.860490] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 115.869456] r9:c1ad0f30 r8:c15e8634 r7:c59eff60 r6:00000016 r5:00000000 r4:c59ee000 # [ 115.877213] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 115.886877] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 115.896980] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.906117] r5:c6d59000 r4:00000030 # [ 115.909705] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.917722] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.925648] r9:c59eff60 r8:c534a780 r7:00000016 r6:b6e9d000 r5:c44ddcc0 r4:c0c2f3f8 # [ 115.933405] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.941243] r9:c07f601c r8:c59eff60 r7:c2816000 r6:b6e9d000 r5:c44ddcc0 r4:00000000 # [ 115.948995] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.956139] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c59ee000 r5:c44ddcc0 # [ 115.963971] r4:c44ddcc0 # [ 115.966514] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.973657] r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:00000016 r4:00000016 # [ 115.981412] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.988986] Exception stack(0xc59effa8 to 0xc59efff0) # [ 115.994046] ffa0: 00000016 00000016 00000001 b6e9d000 00000016 00000000 # [ 116.002233] ffc0: 00000016 00000016 b6fe4e00 00000004 00000001 00000000 00020000 bececa54 # [ 116.010416] ffe0: 00000004 becec788 b6f4f4cf b6ed57e6 # [ 116.015533] irq event stamp: 0 # [ 116.018628] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.024218] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.031753] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.039288] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.044881] ---[ end trace 97ebd17fc646c800 ]--- # [ 116.049549] 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 [ 116.493543] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 116.500410] lkdtm: attempting bad refcount_dec_and_test() below zero [ 116.506776] ------------[ cut here ]------------ [ 116.511466] WARNING: CPU: 3 PID: 2884 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 116.520059] refcount_t: underflow; use-after-free. [ 116.524861] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 116.554030] CPU: 3 PID: 2884 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 116.561783] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.568316] Backtrace: [ 116.570796] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 116.578375] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 116.584049] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 116.591371] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 116.598343] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24f4c [ 116.606096] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 116.613586] r7:0000001c r6:c1a24f4c r5:c1a24f88 r4:c6e0c000 [ 116.619262] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 116.628314] r9:c1ad0f48 r8:c15e8634 r7:c6e0df60 r6:0000001f r5:00000000 r4:c6e0c000 [ 116.636072] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 116.646523] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 116.658189] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.668107] r5:c5a5e000 r4:00000031 [ 116.671695] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.679714] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.687641] r9:c6e0df60 r8:c534a780 r7:0000001f r6:b6e3a000 r5:c6acaf00 r4:c0c2f3f8 [ 116.695397] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.703238] r9:c07f601c r8:c6e0df60 r7:c2816000 r6:b6e3a000 r5:c6acaf00 r4:00000000 [ 116.710991] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.718134] r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c6e0c000 r5:c6acaf00 [ 116.725967] r4:c6acaf00 [ 116.728511] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.735653] r9:c6e0c000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:0000001f r4:0000001f [ 116.743408] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.750982] Exception stack(0xc6e0dfa8 to 0xc6e0dff0) [ 116.756044] dfa0: 0000001f 0000001f 00000001 b6e3a000 0000001f 00000000 [ 116.764233] dfc0: 0000001f 0000001f b6f81e00 00000004 00000001 00000000 00020000 be85aa54 [ 116.772416] dfe0: 00000004 be85a788 b6eec4cf b6e727e6 [ 116.777528] irq event stamp: 0 [ 116.780630] hardirqs last enabled at (0): [<00000000>] 0x0 [ 116.786221] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 116.793750] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 116.801274] softirqs last disabled at (0): [<00000000>] 0x0 [ 116.806856] ---[ end trace 97ebd17fc646c801 ]--- [ 116.811510] lkdtm: Negative detected: saturated # [ 116.493543] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 116.500410] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 116.506776] ------------[ cut here ]------------ # [ 116.511466] WARNING: CPU: 3 PID: 2884 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 116.520059] refcount_t: underflow; use-after-free. # [ 116.524861] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 116.554030] CPU: 3 PID: 2884 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 116.561783] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.568316] Backtrace: # [ 116.570796] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 116.578375] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 116.584049] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 116.591371] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 116.598343] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24f4c # [ 116.606096] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 116.613586] r7:0000001c r6:c1a24f4c r5:c1a24f88 r4:c6e0c000 # [ 116.619262] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 116.628314] r9:c1ad0f48 r8:c15e8634 r7:c6e0df60 r6:0000001f r5:00000000 r4:c6e0c000 # [ 116.636072] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 116.646523] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 116.658189] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.668107] r5:c5a5e000 r4:00000031 # [ 116.671695] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.679714] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.687641] r9:c6e0df60 r8:c534a780 r7:0000001f r6:b6e3a000 r5:c6acaf00 r4:c0c2f3f8 # [ 116.695397] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.703238] r9:c07f601c r8:c6e0df60 r7:c2816000 r6:b6e3a000 r5:c6acaf00 r4:00000000 # [ 116.710991] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.718134] r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c6e0c000 r5:c6acaf00 # [ 116.725967] r4:c6acaf00 # [ 116.728511] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.735653] r9:c6e0c000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:0000001f r4:0000001f # [ 116.743408] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.750982] Exception stack(0xc6e0dfa8 to 0xc6e0dff0) # [ 116.756044] dfa0: 0000001f 0000001f 00000001 b6e3a000 0000001f 00000000 # [ 116.764233] dfc0: 0000001f 0000001f b6f81e00 00000004 00000001 00000000 00020000 be85aa54 # [ 116.772416] dfe0: 00000004 be85a788 b6eec4cf b6e727e6 # [ 116.777528] irq event stamp: 0 # [ 116.780630] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 116.786221] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 116.793750] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 116.801274] softirqs last disabled at (0): [<00000000>] 0x0 # [ 116.806856] ---[ end trace 97ebd17fc646c801 ]--- # [ 116.811510] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 117.273672] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 117.280545] lkdtm: attempting bad refcount_sub_and_test() below zero [ 117.286915] ------------[ cut here ]------------ [ 117.291710] WARNING: CPU: 0 PID: 2919 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 117.300318] refcount_t: underflow; use-after-free. [ 117.305121] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 117.334369] CPU: 0 PID: 2919 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 117.342120] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 117.348652] Backtrace: [ 117.351129] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 117.358709] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 117.364383] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 117.371706] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 117.378676] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24f4c [ 117.386429] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 117.393918] r7:0000001c r6:c1a24f4c r5:c1a24f88 r4:c5af6000 [ 117.399593] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 117.408646] r9:c1ad0f68 r8:c15e8634 r7:c5af7f60 r6:0000001f r5:c5ece000 r4:c5af6000 [ 117.416406] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 117.426854] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 117.438519] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.448436] r4:00000032 [ 117.450981] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.458997] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.466921] r9:c5af7f60 r8:c534a780 r7:0000001f r6:b6dc0000 r5:c5ad37c0 r4:c0c2f3f8 [ 117.474678] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.482515] r9:c07f601c r8:c5af7f60 r7:c2816000 r6:b6dc0000 r5:c5ad37c0 r4:00000000 [ 117.490266] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.497408] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c5af6000 r5:c5ad37c0 [ 117.505240] r4:c5ad37c0 [ 117.507783] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.514926] r9:c5af6000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000001f r4:0000001f [ 117.522681] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.530255] Exception stack(0xc5af7fa8 to 0xc5af7ff0) [ 117.535315] 7fa0: 0000001f 0000001f 00000001 b6dc0000 0000001f 00000000 [ 117.543501] 7fc0: 0000001f 0000001f b6f07e00 00000004 00000001 00000000 00020000 bebaca54 [ 117.551685] 7fe0: 00000004 bebac788 b6e724cf b6df87e6 [ 117.556781] irq event stamp: 0 [ 117.559878] hardirqs last enabled at (0): [<00000000>] 0x0 [ 117.565468] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 117.573023] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 117.580563] softirqs last disabled at (0): [<00000000>] 0x0 [ 117.586148] ---[ end trace 97ebd17fc646c802 ]--- [ 117.590803] lkdtm: Negative detected: saturated # [ 117.273672] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 117.280545] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 117.286915] ------------[ cut here ]------------ # [ 117.291710] WARNING: CPU: 0 PID: 2919 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 117.300318] refcount_t: underflow; use-after-free. # [ 117.305121] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 117.334369] CPU: 0 PID: 2919 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 117.342120] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.348652] Backtrace: # [ 117.351129] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 117.358709] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 117.364383] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 117.371706] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 117.378676] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24f4c # [ 117.386429] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 117.393918] r7:0000001c r6:c1a24f4c r5:c1a24f88 r4:c5af6000 # [ 117.399593] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 117.408646] r9:c1ad0f68 r8:c15e8634 r7:c5af7f60 r6:0000001f r5:c5ece000 r4:c5af6000 # [ 117.416406] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 117.426854] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 117.438519] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.448436] r4:00000032 # [ 117.450981] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.458997] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.466921] r9:c5af7f60 r8:c534a780 r7:0000001f r6:b6dc0000 r5:c5ad37c0 r4:c0c2f3f8 # [ 117.474678] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.482515] r9:c07f601c r8:c5af7f60 r7:c2816000 r6:b6dc0000 r5:c5ad37c0 r4:00000000 # [ 117.490266] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.497408] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c5af6000 r5:c5ad37c0 # [ 117.505240] r4:c5ad37c0 # [ 117.507783] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.514926] r9:c5af6000 r8:c03002e4 r7:00000004 r6:b6f07e00 r5:0000001f r4:0000001f # [ 117.522681] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 117.530255] Exception stack(0xc5af7fa8 to 0xc5af7ff0) # [ 117.535315] 7fa0: 0000001f 0000001f 00000001 b6dc0000 0000001f 00000000 # [ 117.543501] 7fc0: 0000001f 0000001f b6f07e00 00000004 00000001 00000000 00020000 bebaca54 # [ 117.551685] 7fe0: 00000004 bebac788 b6e724cf b6df87e6 # [ 117.556781] irq event stamp: 0 # [ 117.559878] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 117.565468] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 117.573023] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 117.580563] softirqs last disabled at (0): [<00000000>] 0x0 # [ 117.586148] ---[ end trace 97ebd17fc646c802 ]--- # [ 117.590803] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 118.036654] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 118.042484] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 118.048943] lkdtm: Good: zero detected [ 118.052708] lkdtm: Correctly stayed at zero [ 118.056905] lkdtm: attempting bad refcount_inc() from zero [ 118.062499] ------------[ cut here ]------------ [ 118.067172] WARNING: CPU: 1 PID: 2951 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 118.075733] refcount_t: addition on 0; use-after-free. [ 118.080928] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 118.110094] CPU: 1 PID: 2951 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 118.117844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.124377] Backtrace: [ 118.126853] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.134433] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 118.140107] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.147430] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.154402] r9:00000009 r8:c086e540 r7:00000019 r6:00000009 r5:c086e540 r4:c1a24f4c [ 118.162156] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.169647] r7:00000019 r6:c1a24f4c r5:c1a24f5c r4:c6e0a000 [ 118.175320] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 118.184373] r9:c1ad0f88 r8:c15e8634 r7:c6e0bf60 r6:00000012 r5:00000000 r4:c6e0a000 [ 118.192129] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 118.201795] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 118.211549] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.220339] r5:c6d59000 r4:00000033 [ 118.223925] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.231944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.239867] r9:c6e0bf60 r8:c534a780 r7:00000012 r6:b6e98000 r5:c682d540 r4:c0c2f3f8 [ 118.247623] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.255460] r9:c07f601c r8:c6e0bf60 r7:c2816000 r6:b6e98000 r5:c682d540 r4:00000000 [ 118.263211] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.270354] r10:00000004 r9:00000000 r8:00000000 r7:b6e98000 r6:c6e0a000 r5:c682d540 [ 118.278188] r4:c682d540 [ 118.280730] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.287875] r9:c6e0a000 r8:c03002e4 r7:00000004 r6:b6fdfe00 r5:00000012 r4:00000012 [ 118.295630] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.303204] Exception stack(0xc6e0bfa8 to 0xc6e0bff0) [ 118.308265] bfa0: 00000012 00000012 00000001 b6e98000 00000012 00000000 [ 118.316451] bfc0: 00000012 00000012 b6fdfe00 00000004 00000001 00000000 00020000 bebe9a54 [ 118.324635] bfe0: 00000004 bebe9788 b6f4a4cf b6ed07e6 [ 118.329752] irq event stamp: 0 [ 118.332823] hardirqs last enabled at (0): [<00000000>] 0x0 [ 118.338435] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 118.345959] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 118.353528] softirqs last disabled at (0): [<00000000>] 0x0 [ 118.359167] ---[ end trace 97ebd17fc646c803 ]--- [ 118.363804] lkdtm: Zero detected: saturated # [ 118.036654] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 118.042484] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 118.048943] lkdtm: Good: zero detected # [ 118.052708] lkdtm: Correctly stayed at zero # [ 118.056905] lkdtm: attempting bad refcount_inc() from zero # [ 118.062499] ------------[ cut here ]------------ # [ 118.067172] WARNING: CPU: 1 PID: 2951 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 118.075733] refcount_t: addition on 0; use-after-free. # [ 118.080928] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 118.110094] CPU: 1 PID: 2951 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 118.117844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.124377] Backtrace: # [ 118.126853] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.134433] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 118.140107] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.147430] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.154402] r9:00000009 r8:c086e540 r7:00000019 r6:00000009 r5:c086e540 r4:c1a24f4c # [ 118.162156] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.169647] r7:00000019 r6:c1a24f4c r5:c1a24f5c r4:c6e0a000 # [ 118.175320] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 118.184373] r9:c1ad0f88 r8:c15e8634 r7:c6e0bf60 r6:00000012 r5:00000000 r4:c6e0a000 # [ 118.192129] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 118.201795] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 118.211549] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.220339] r5:c6d59000 r4:00000033 # [ 118.223925] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.231944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.239867] r9:c6e0bf60 r8:c534a780 r7:00000012 r6:b6e98000 r5:c682d540 r4:c0c2f3f8 # [ 118.247623] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.255460] r9:c07f601c r8:c6e0bf60 r7:c2816000 r6:b6e98000 r5:c682d540 r4:00000000 # [ 118.263211] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.270354] r10:00000004 r9:00000000 r8:00000000 r7:b6e98000 r6:c6e0a000 r5:c682d540 # [ 118.278188] r4:c682d540 # [ 118.280730] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.287875] r9:c6e0a000 r8:c03002e4 r7:00000004 r6:b6fdfe00 r5:00000012 r4:00000012 # [ 118.295630] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 118.303204] Exception stack(0xc6e0bfa8 to 0xc6e0bff0) # [ 118.308265] bfa0: 00000012 00000012 00000001 b6e98000 00000012 00000000 # [ 118.316451] bfc0: 00000012 00000012 b6fdfe00 00000004 00000001 00000000 00020000 bebe9a54 # [ 118.324635] bfe0: 00000004 bebe9788 b6f4a4cf b6ed07e6 # [ 118.329752] irq event stamp: 0 # [ 118.332823] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 118.338435] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 118.345959] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 118.353528] softirqs last disabled at (0): [<00000000>] 0x0 # [ 118.359167] ---[ end trace 97ebd17fc646c803 ]--- # [ 118.363804] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO[ 118.816780] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO .sh [ 118.823543] lkdtm: attempting safe refcount_add_not_zero() from zero [ 118.830274] lkdtm: Good: zero detected [ 118.834040] lkdtm: Correctly stayed at zero [ 118.838328] lkdtm: attempting bad refcount_add() from zero [ 118.843847] ------------[ cut here ]------------ [ 118.848521] WARNING: CPU: 2 PID: 2985 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 118.857054] refcount_t: addition on 0; use-after-free. [ 118.862229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 118.891364] CPU: 2 PID: 2985 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 118.899113] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 118.905644] Backtrace: [ 118.908120] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 118.915699] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 118.921373] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 118.928697] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 118.935667] r9:00000009 r8:c086e540 r7:00000019 r6:00000009 r5:c086e540 r4:c1a24f4c [ 118.943421] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 118.950910] r7:00000019 r6:c1a24f4c r5:c1a24f5c r4:c6858000 [ 118.956582] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 118.965634] r9:c1ad0f9c r8:c15e8634 r7:c6859f60 r6:00000012 r5:00000000 r4:c6858000 [ 118.973390] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 118.983058] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 118.992812] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.001601] r5:c5b43000 r4:00000034 [ 119.005187] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.013205] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.021131] r9:c6859f60 r8:c534a780 r7:00000012 r6:b6e4a000 r5:c5ad3a40 r4:c0c2f3f8 [ 119.028887] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.036726] r9:c07f601c r8:c6859f60 r7:c2816000 r6:b6e4a000 r5:c5ad3a40 r4:00000000 [ 119.044477] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.051619] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c6858000 r5:c5ad3a40 [ 119.059451] r4:c5ad3a40 [ 119.061996] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.069138] r9:c6858000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:00000012 r4:00000012 [ 119.076893] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.084467] Exception stack(0xc6859fa8 to 0xc6859ff0) [ 119.089527] 9fa0: 00000012 00000012 00000001 b6e4a000 00000012 00000000 [ 119.097714] 9fc0: 00000012 00000012 b6f91e00 00000004 00000001 00000000 00020000 bee58a54 [ 119.105896] 9fe0: 00000004 bee58788 b6efc4cf b6e827e6 [ 119.111038] irq event stamp: 0 [ 119.114112] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.119727] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.127240] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.134801] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.140454] ---[ end trace 97ebd17fc646c804 ]--- [ 119.145095] lkdtm: Zero detected: saturated # [ 118.816780] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 118.823543] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 118.830274] lkdtm: Good: zero detected # [ 118.834040] lkdtm: Correctly stayed at zero # [ 118.838328] lkdtm: attempting bad refcount_add() from zero # [ 118.843847] ------------[ cut here ]------------ # [ 118.848521] WARNING: CPU: 2 PID: 2985 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 118.857054] refcount_t: addition on 0; use-after-free. # [ 118.862229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 118.891364] CPU: 2 PID: 2985 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 118.899113] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.905644] Backtrace: # [ 118.908120] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.915699] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 118.921373] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.928697] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.935667] r9:00000009 r8:c086e540 r7:00000019 r6:00000009 r5:c086e540 r4:c1a24f4c # [ 118.943421] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.950910] r7:00000019 r6:c1a24f4c r5:c1a24f5c r4:c6858000 # [ 118.956582] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 118.965634] r9:c1ad0f9c r8:c15e8634 r7:c6859f60 r6:00000012 r5:00000000 r4:c6858000 # [ 118.973390] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 118.983058] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 118.992812] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.001601] r5:c5b43000 r4:00000034 # [ 119.005187] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.013205] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.021131] r9:c6859f60 r8:c534a780 r7:00000012 r6:b6e4a000 r5:c5ad3a40 r4:c0c2f3f8 # [ 119.028887] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.036726] r9:c07f601c r8:c6859f60 r7:c2816000 r6:b6e4a000 r5:c5ad3a40 r4:00000000 # [ 119.044477] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.051619] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c6858000 r5:c5ad3a40 # [ 119.059451] r4:c5ad3a40 # [ 119.061996] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.069138] r9:c6858000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:00000012 r4:00000012 # [ 119.076893] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.084467] Exception stack(0xc6859fa8 to 0xc6859ff0) # [ 119.089527] 9fa0: 00000012 00000012 00000001 b6e4a000 00000012 00000000 # [ 119.097714] 9fc0: 00000012 00000012 b6f91e00 00000004 00000001 00000000 00020000 bee58a54 # [ 119.105896] 9fe0: 00000004 bee58788 b6efc4cf b6e827e6 # [ 119.111038] irq event stamp: 0 # [ 119.114112] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.119727] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.127240] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.134801] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.140454] ---[ end trace 97ebd17fc646c804 ]--- # [ 119.145095] 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 [ 119.628290] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 119.634405] lkdtm: attempting bad refcount_inc() from saturated [ 119.640394] ------------[ cut here ]------------ [ 119.645043] WARNING: CPU: 1 PID: 3022 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 119.653539] refcount_t: saturated; leaking memory. [ 119.658369] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 119.687536] CPU: 1 PID: 3022 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 119.695285] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.701816] Backtrace: [ 119.704292] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.711871] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 119.717547] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.724872] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.731842] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24f4c [ 119.739595] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.747084] r7:00000016 r6:c1a24f4c r5:c1a24f24 r4:c59ee000 [ 119.752758] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 119.761725] r9:c1ad0fb0 r8:c15e8634 r7:c59eff60 r6:00000017 r5:c5891000 r4:c59ee000 [ 119.769483] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 119.779150] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 119.789341] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.798563] r4:00000035 [ 119.801107] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.809124] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.817049] r9:c59eff60 r8:c534a780 r7:00000017 r6:b6e13000 r5:c682c140 r4:c0c2f3f8 [ 119.824806] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.832646] r9:c07f601c r8:c59eff60 r7:c2816000 r6:b6e13000 r5:c682c140 r4:00000000 [ 119.840398] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.847541] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c59ee000 r5:c682c140 [ 119.855374] r4:c682c140 [ 119.857917] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.865060] r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f5ae00 r5:00000017 r4:00000017 [ 119.872813] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.880387] Exception stack(0xc59effa8 to 0xc59efff0) [ 119.885448] ffa0: 00000017 00000017 00000001 b6e13000 00000017 00000000 [ 119.893632] ffc0: 00000017 00000017 b6f5ae00 00000004 00000001 00000000 00020000 be9d6a54 [ 119.901815] ffe0: 00000004 be9d6788 b6ec54cf b6e4b7e6 [ 119.906933] irq event stamp: 0 [ 119.910028] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.915619] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.923154] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.930697] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.936284] ---[ end trace 97ebd17fc646c805 ]--- [ 119.940957] lkdtm: Saturation detected: still saturated # [ 119.628290] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 119.634405] lkdtm: attempting bad refcount_inc() from saturated # [ 119.640394] ------------[ cut here ]------------ # [ 119.645043] WARNING: CPU: 1 PID: 3022 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 119.653539] refcount_t: saturated; leaking memory. # [ 119.658369] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 119.687536] CPU: 1 PID: 3022 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 119.695285] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.701816] Backtrace: # [ 119.704292] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.711871] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 119.717547] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.724872] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.731842] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24f4c # [ 119.739595] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.747084] r7:00000016 r6:c1a24f4c r5:c1a24f24 r4:c59ee000 # [ 119.752758] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 119.761725] r9:c1ad0fb0 r8:c15e8634 r7:c59eff60 r6:00000017 r5:c5891000 r4:c59ee000 # [ 119.769483] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 119.779150] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 119.789341] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.798563] r4:00000035 # [ 119.801107] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.809124] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.817049] r9:c59eff60 r8:c534a780 r7:00000017 r6:b6e13000 r5:c682c140 r4:c0c2f3f8 # [ 119.824806] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.832646] r9:c07f601c r8:c59eff60 r7:c2816000 r6:b6e13000 r5:c682c140 r4:00000000 # [ 119.840398] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.847541] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c59ee000 r5:c682c140 # [ 119.855374] r4:c682c140 # [ 119.857917] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.865060] r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f5ae00 r5:00000017 r4:00000017 # [ 119.872813] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.880387] Exception stack(0xc59effa8 to 0xc59efff0) # [ 119.885448] ffa0: 00000017 00000017 00000001 b6e13000 00000017 00000000 # [ 119.893632] ffc0: 00000017 00000017 b6f5ae00 00000004 00000001 00000000 00020000 be9d6a54 # [ 119.901815] ffe0: 00000004 be9d6788 b6ec54cf b6e4b7e6 # [ 119.906933] irq event stamp: 0 # [ 119.910028] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.915619] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.923154] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.930697] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.936284] ---[ end trace 97ebd17fc646c805 ]--- # [ 119.940957] 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 [ 120.415508] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 120.421691] lkdtm: attempting bad refcount_dec() from saturated [ 120.427703] ------------[ cut here ]------------ [ 120.432359] WARNING: CPU: 1 PID: 3057 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 120.440858] refcount_t: decrement hit 0; leaking memory. [ 120.446186] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 120.475426] CPU: 1 PID: 3057 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 120.483179] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.489716] Backtrace: [ 120.492199] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.499781] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 120.505459] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.512788] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.519762] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24f4c [ 120.527518] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.535009] r7:0000001f r6:c1a24f4c r5:c1a24fb0 r4:c6c1c000 [ 120.540686] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 120.549656] r9:c1ad0fc8 r8:c15e8634 r7:c6c1df60 r6:00000017 r5:c5ec1000 r4:c6c1c000 [ 120.557419] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 120.567088] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 120.577283] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.586507] r4:00000036 [ 120.589056] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.597077] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.605006] r9:c6c1df60 r8:c534a780 r7:00000017 r6:b6e0e000 r5:c68297c0 r4:c0c2f3f8 [ 120.612766] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.620608] r9:c07f601c r8:c6c1df60 r7:c2816000 r6:b6e0e000 r5:c68297c0 r4:00000000 [ 120.628363] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.635509] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6c1c000 r5:c68297c0 [ 120.643345] r4:c68297c0 [ 120.645893] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.653040] r9:c6c1c000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000017 r4:00000017 [ 120.660802] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.668380] Exception stack(0xc6c1dfa8 to 0xc6c1dff0) [ 120.673445] dfa0: 00000017 00000017 00000001 b6e0e000 00000017 00000000 [ 120.681636] dfc0: 00000017 00000017 b6f55e00 00000004 00000001 00000000 00020000 bef37a54 [ 120.689821] dfe0: 00000004 bef37788 b6ec04cf b6e467e6 [ 120.694970] irq event stamp: 0 [ 120.698076] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.703670] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.711235] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.718785] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.724376] ---[ end trace 97ebd17fc646c806 ]--- [ 120.729043] lkdtm: Saturation detected: still saturated # [ 120.415508] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 120.421691] lkdtm: attempting bad refcount_dec() from saturated # [ 120.427703] ------------[ cut here ]------------ # [ 120.432359] WARNING: CPU: 1 PID: 3057 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 120.440858] refcount_t: decrement hit 0; leaking memory. # [ 120.446186] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 120.475426] CPU: 1 PID: 3057 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 120.483179] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.489716] Backtrace: # [ 120.492199] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.499781] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 120.505459] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.512788] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.519762] r9:00000009 r8:c086e4a4 r7:0000001f r6:00000009 r5:c086e4a4 r4:c1a24f4c # [ 120.527518] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.535009] r7:0000001f r6:c1a24f4c r5:c1a24fb0 r4:c6c1c000 # [ 120.540686] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 120.549656] r9:c1ad0fc8 r8:c15e8634 r7:c6c1df60 r6:00000017 r5:c5ec1000 r4:c6c1c000 # [ 120.557419] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 120.567088] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 120.577283] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.586507] r4:00000036 # [ 120.589056] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.597077] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.605006] r9:c6c1df60 r8:c534a780 r7:00000017 r6:b6e0e000 r5:c68297c0 r4:c0c2f3f8 # [ 120.612766] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.620608] r9:c07f601c r8:c6c1df60 r7:c2816000 r6:b6e0e000 r5:c68297c0 r4:00000000 # [ 120.628363] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.635509] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6c1c000 r5:c68297c0 # [ 120.643345] r4:c68297c0 # [ 120.645893] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.653040] r9:c6c1c000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000017 r4:00000017 # [ 120.660802] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.668380] Exception stack(0xc6c1dfa8 to 0xc6c1dff0) # [ 120.673445] dfa0: 00000017 00000017 00000001 b6e0e000 00000017 00000000 # [ 120.681636] dfc0: 00000017 00000017 b6f55e00 00000004 00000001 00000000 00020000 bef37a54 # [ 120.689821] dfe0: 00000004 bef37788 b6ec04cf b6e467e6 # [ 120.694970] irq event stamp: 0 # [ 120.698076] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.703670] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.711235] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.718785] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.724376] ---[ end trace 97ebd17fc646c806 ]--- # [ 120.729043] 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 [ 121.208529] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 121.214648] lkdtm: attempting bad refcount_dec() from saturated [ 121.220742] ------------[ cut here ]------------ [ 121.225421] WARNING: CPU: 2 PID: 3092 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 121.233910] refcount_t: saturated; leaking memory. [ 121.238742] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 121.267898] CPU: 2 PID: 3092 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 121.275646] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.282178] Backtrace: [ 121.284654] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.292233] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 121.297909] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.305233] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.312204] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24f4c [ 121.319959] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.327448] r7:00000016 r6:c1a24f4c r5:c1a24f24 r4:c6858000 [ 121.333121] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 121.342087] r9:c1ad0fe0 r8:c15e8634 r7:c6859f60 r6:00000017 r5:c5b43000 r4:c6858000 [ 121.349846] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 121.359512] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 121.369702] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.378926] r4:00000037 [ 121.381471] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.389488] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.397413] r9:c6859f60 r8:c534a780 r7:00000017 r6:b6e87000 r5:c5ea97c0 r4:c0c2f3f8 [ 121.405169] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.413007] r9:c07f601c r8:c6859f60 r7:c2816000 r6:b6e87000 r5:c5ea97c0 r4:00000000 [ 121.420759] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.427904] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6858000 r5:c5ea97c0 [ 121.435737] r4:c5ea97c0 [ 121.438280] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.445424] r9:c6858000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000017 r4:00000017 [ 121.453179] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.460753] Exception stack(0xc6859fa8 to 0xc6859ff0) [ 121.465813] 9fa0: 00000017 00000017 00000001 b6e87000 00000017 00000000 [ 121.473998] 9fc0: 00000017 00000017 b6fcee00 00000004 00000001 00000000 00020000 beabea54 [ 121.482182] 9fe0: 00000004 beabe788 b6f394cf b6ebf7e6 [ 121.487295] irq event stamp: 0 [ 121.490394] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.495987] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.503553] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.511112] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.516728] ---[ end trace 97ebd17fc646c807 ]--- [ 121.521397] lkdtm: Saturation detected: still saturated # [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off # [ 0.000000] Memory: 921612K/1048576K available (17408K kernel code, 2654K rwdata, 8124K rodata, 2048K init, 6693K bss, 61428K reserved, 65536K cma-reserved, 196608K highmem) # [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 # [ 0.000000] ftrace: allocating 56066 entries in 165 pages # [ 0.000000] ftrace: allocated 165 pages with 4 groups # [ 0.000000] Running RCU self tests # [ 121.208529] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 121.214648] lkdtm: attempting bad refcount_dec() from saturated # [ 121.220742] ------------[ cut here ]------------ # [ 121.225421] WARNING: CPU: 2 PID: 3092 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 121.233910] refcount_t: saturated; leaking memory. # [ 121.238742] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 121.267898] CPU: 2 PID: 3092 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 121.275646] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.282178] Backtrace: # [ 121.284654] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.292233] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 121.297909] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.305233] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.312204] r9:00000009 r8:c086e50c r7:00000016 r6:00000009 r5:c086e50c r4:c1a24f4c # [ 121.319959] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.327448] r7:00000016 r6:c1a24f4c r5:c1a24f24 r4:c6858000 # [ 121.333121] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 121.342087] r9:c1ad0fe0 r8:c15e8634 r7:c6859f60 r6:00000017 r5:c5b43000 r4:c6858000 # [ 121.349846] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 121.359512] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 121.369702] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.378926] r4:00000037 # [ 121.381471] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.389488] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.397413] r9:c6859f60 r8:c534a780 r7:00000017 r6:b6e87000 r5:c5ea97c0 r4:c0c2f3f8 # [ 121.405169] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.413007] r9:c07f601c r8:c6859f60 r7:c2816000 r6:b6e87000 r5:c5ea97c0 r4:00000000 # [ 121.420759] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.427904] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c6858000 r5:c5ea97c0 # [ 121.435737] r4:c5ea97c0 # [ 121.438280] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.445424] r9:c6858000 r8:c03002e4 r7:00000004 r6:b6fcee00 r5:00000017 r4:00000017 # [ 121.453179] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.460753] Exception stack(0xc6859fa8 to 0xc6859ff0) # [ 121.465813] 9fa0: 00000017 00000017 00000001 b6e87000 00000017 00000000 # [ 121.473998] 9fc0: 00000017 00000017 b6fcee00 00000004 00000001 00000000 00020000 beabea54 # [ 121.482182] 9fe0: 00000004 beabe788 b6f394cf b6ebf7e6 # [ 121.487295] irq event stamp: 0 # [ 121.490394] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.495987] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.503553] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.511112] softirqs last disabled at (0): [<000[ 121.987303] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED 00000>] 0x0 # [ 121.516728] ---[ 121.995474] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ end trace 97ebd17fc646c807 ]---[ 122.005104] ------------[ cut here ]------------ # [ 121.521397] lkdtm: Saturat[ 122.012491] WARNING: CPU: 3 PID: 3124 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 ion detected: still saturated # [ 122.023779] refcount_t: saturated; leaking memory. REFCOUNT_ADD_SATURATED: saw 'Satu[ 122.031431] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 ration detected: still saturated'[ 122.063135] CPU: 3 PID: 3124 Comm: cat Tainted: G D W 5.10.153-cip19 #1 : ok ok 5[4 1s2e2l.f0t7e3s7t0s] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) : lkdtm: REFCOUN[T _ A1D2D2_.0S8A965] Backtrace: TURATED.sh # selftests: lkdtm: R[ 122.086427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) EFCOUNT_INC_NOT_[Z E R1O2_2S.A0T96843] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 RATED.sh [ 122.104590] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.112765] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.119738] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24f4c [ 122.127493] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.134982] r7:00000013 r6:c1a24f4c r5:c1a24f24 r4:c6fa6000 [ 122.140658] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 122.149625] r9:c1ad0ff8 r8:c15e8634 r7:c6fa7f60 r6:00000020 r5:c5a5e000 r4:c0000000 [ 122.157383] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 122.167830] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 122.179571] r5:c5a5e000 r4:c6fa6000 [ 122.183164] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.193168] r4:00000038 [ 122.195713] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.203733] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.211659] r9:c6fa7f60 r8:c534a780 r7:00000020 r6:b6df7000 r5:c68c68c0 r4:c0c2f3f8 [ 122.219417] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.227257] r9:c07f601c r8:c6fa7f60 r7:c2816000 r6:b6df7000 r5:c68c68c0 r4:00000000 [ 122.235009] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.242155] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c6fa6000 r5:c68c68c0 [ 122.249989] r4:c68c68c0 [ 122.252532] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.259677] r9:c6fa6000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:00000020 r4:00000020 [ 122.267432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.275006] Exception stack(0xc6fa7fa8 to 0xc6fa7ff0) [ 122.280067] 7fa0: 00000020 00000020 00000001 b6df7000 00000020 00000000 [ 122.288254] 7fc0: 00000020 00000020 b6f3ee00 00000004 00000001 00000000 00020000 bebeaa54 [ 122.296437] 7fe0: 00000004 bebea788 b6ea94cf b6e2f7e6 [ 122.301554] irq event stamp: 0 [ 122.304627] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.310242] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.317795] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.325323] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.330952] ---[ end trace 97ebd17fc646c808 ]--- [ 122.335584] lkdtm: Saturation detected: still saturated # [ 121.987303] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 121.995474] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 122.005104] ------------[ cut here ]------------ # [ 122.012491] WARNING: CPU: 3 PID: 3124 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 122.023779] refcount_t: saturated; leaking memory. # [ 122.031431] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.063135] CPU: 3 PID: 3124 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 122.073702] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.081965] Backtrace: # [ 122.086427] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.096843] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 122.104590] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.112765] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.119738] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24f4c # [ 122.127493] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.134982] r7:00000013 r6:c1a24f4c r5:c1a24f24 r4:c6fa6000 # [ 122.140658] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 122.149625] r9:c1ad0ff8 r8:c15e8634 r7:c6fa7f60 r6:00000020 r5:c5a5e000 r4:c0000000 # [ 122.157383] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 122.167830] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 122.179571] r5:c5a5e000 r4:c6fa6000 # [ 122.183164] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.193168] r4:00000038 # [ 122.195713] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.203733] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.211659] r9:c6fa7f60 r8:c534a780 r7:00000020 r6:b6df7000 r5:c68c68c0 r4:c0c2f3f8 # [ 122.219417] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.227257] r9:c07f601c r8:c6fa7f60 r7:c2816000 r6:b6df7000 r5:c68c68c0 r4:00000000 # [ 122.235009] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.242155] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c6fa6000 r5:c68c68c0 # [ 122.249989] r4:c68c68c0 # [ 122.252532] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.259677] r9:c6fa6000 r8:c03002e4 r7:00000004 r6:b6f3ee00 r5:00000020 r4:00000020 # [ 122.267432] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.275006] Exception stack(0xc6fa7fa8 to 0xc6fa7ff0) # [ 122.280067] 7fa0: 00000020 00000020 00000001 b6df7000 00000020 00000000 # [ 122.288254] 7fc0: 00000020 00000020 b6f3ee00 00000004 00000001 00000000 00020000 bebeaa54 # [ 122.296437] 7fe0: 00000004 bebea788 b6ea94cf b6e2f7e6 # [ 122.301554] irq event stamp: 0 # [ 122.304627] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.310242] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.317795] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.325323] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.330952] ---[ end trace 97ebd17fc646c808 ]--- # [ 122.335584] 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 [ 122.800812] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 122.807761] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 122.814479] ------------[ cut here ]------------ [ 122.819257] WARNING: CPU: 1 PID: 3158 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 122.827782] refcount_t: saturated; leaking memory. [ 122.832584] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 122.861749] CPU: 1 PID: 3158 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 122.869500] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.876033] Backtrace: [ 122.878510] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.886089] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 122.891765] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.899088] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.906060] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24f4c [ 122.913816] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.921306] r7:00000013 r6:c1a24f4c r5:c1a24f24 r4:c5866000 [ 122.926981] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 122.935948] r9:c1ad1018 r8:c15e8634 r7:c5867f60 r6:00000020 r5:c5ec1000 r4:c0000000 [ 122.943706] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 122.954155] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 122.965895] r5:c5ec1000 r4:c5866000 [ 122.969489] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.979494] r4:00000039 [ 122.982039] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.990059] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.997984] r9:c5867f60 r8:c534a780 r7:00000020 r6:b6e69000 r5:c6829680 r4:c0c2f3f8 [ 123.005742] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.013582] r9:c07f601c r8:c5867f60 r7:c2816000 r6:b6e69000 r5:c6829680 r4:00000000 [ 123.021333] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.028477] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c5866000 r5:c6829680 [ 123.036309] r4:c6829680 [ 123.038852] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.045995] r9:c5866000 r8:c03002e4 r7:00000004 r6:b6fb0e00 r5:00000020 r4:00000020 [ 123.053748] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.061322] Exception stack(0xc5867fa8 to 0xc5867ff0) [ 123.066383] 7fa0: 00000020 00000020 00000001 b6e69000 00000020 00000000 [ 123.074570] 7fc0: 00000020 00000020 b6fb0e00 00000004 00000001 00000000 00020000 be91ea54 [ 123.082752] 7fe0: 00000004 be91e788 b6f1b4cf b6ea17e6 [ 123.087878] irq event stamp: 0 [ 123.090953] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.096545] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.104104] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.111655] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.117270] ---[ end trace 97ebd17fc646c809 ]--- [ 123.121968] lkdtm: Saturation detected: still saturated # [ 122.800812] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 122.807761] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 122.814479] ------------[ cut here ]------------ # [ 122.819257] WARNING: CPU: 1 PID: 3158 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 122.827782] refcount_t: saturated; leaking memory. # [ 122.832584] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 122.861749] CPU: 1 PID: 3158 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 122.869500] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.876033] Backtrace: # [ 122.878510] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.886089] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 122.891765] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.899088] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.906060] r9:00000009 r8:c086e4d8 r7:00000013 r6:00000009 r5:c086e4d8 r4:c1a24f4c # [ 122.913816] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.921306] r7:00000013 r6:c1a24f4c r5:c1a24f24 r4:c5866000 # [ 122.926981] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 122.935948] r9:c1ad1018 r8:c15e8634 r7:c5867f60 r6:00000020 r5:c5ec1000 r4:c0000000 # [ 122.943706] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 122.954155] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 122.965895] r5:c5ec1000 r4:c5866000 # [ 122.969489] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.979494] r4:00000039 # [ 122.982039] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.990059] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.997984] r9:c5867f60 r8:c534a780 r7:00000020 r6:b6e69000 r5:c6829680 r4:c0c2f3f8 # [ 123.005742] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.013582] r9:c07f601c r8:c5867f60 r7:c2816000 r6:b6e69000 r5:c6829680 r4:00000000 # [ 123.021333] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.028477] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c5866000 r5:c6829680 # [ 123.036309] r4:c6829680 # [ 123.038852] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.045995] r9:c5866000 r8:c03002e4 r7:00000004 r6:b6fb0e00 r5:00000020 r4:00000020 # [ 123.053748] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.061322] Exception stack(0xc5867fa8 to 0xc5867ff0) # [ 123.066383] 7fa0: 00000020 00000020 00000001 b6e69000 00000020 00000000 # [ 123.074570] 7fc0: 00000020 00000020 b6fb0e00 00000004 00000001 00000000 00020000 be91ea54 # [ 123.082752] 7fe0: 00000004 be91e788 b6f1b4cf b6ea17e6 # [ 123.087878] irq event stamp: 0 # [ 123.090953] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.096545] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.104104] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.111655] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.117270] ---[ end trace 97ebd17fc646c809 ]--- # [ 123.121968] 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 [ 123.592731] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 123.599703] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 123.606417] ------------[ cut here ]------------ [ 123.611112] WARNING: CPU: 3 PID: 3195 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 123.619680] refcount_t: underflow; use-after-free. [ 123.624483] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 123.653637] CPU: 3 PID: 3195 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 123.661387] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.667919] Backtrace: [ 123.670396] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.677976] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 123.683650] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.690973] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.697944] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24f4c [ 123.705700] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.713191] r7:0000001c r6:c1a24f4c r5:c1a24f88 r4:c2fac000 [ 123.718865] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 123.727919] r9:c1ad1038 r8:c15e8634 r7:c2fadf60 r6:00000020 r5:c5a62000 r4:c2fac000 [ 123.735676] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 123.746126] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 123.757876] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.767880] r4:0000003a [ 123.770426] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.778444] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.786370] r9:c2fadf60 r8:c534a780 r7:00000020 r6:b6e42000 r5:c5a2d7c0 r4:c0c2f3f8 [ 123.794126] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.801965] r9:c07f601c r8:c2fadf60 r7:c2816000 r6:b6e42000 r5:c5a2d7c0 r4:00000000 [ 123.809717] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.816860] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c2fac000 r5:c5a2d7c0 [ 123.824693] r4:c5a2d7c0 [ 123.827237] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.834380] r9:c2fac000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:00000020 r4:00000020 [ 123.842136] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.849709] Exception stack(0xc2fadfa8 to 0xc2fadff0) [ 123.854771] dfa0: 00000020 00000020 00000001 b6e42000 00000020 00000000 [ 123.862956] dfc0: 00000020 00000020 b6f89e00 00000004 00000001 00000000 00020000 bef7fa54 [ 123.871138] dfe0: 00000004 bef7f788 b6ef44cf b6e7a7e6 [ 123.876249] irq event stamp: 0 [ 123.879343] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.884932] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.892474] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.900015] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.905602] ---[ end trace 97ebd17fc646c80a ]--- [ 123.910268] lkdtm: Saturation detected: still saturated # [ 123.592731] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 123.599703] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 123.606417] ------------[ cut here ]------------ # [ 123.611112] WARNING: CPU: 3 PID: 3195 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 123.619680] refcount_t: underflow; use-after-free. # [ 123.624483] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 123.653637] CPU: 3 PID: 3195 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 123.661387] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.667919] Backtrace: # [ 123.670396] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.677976] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 123.683650] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.690973] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.697944] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24f4c # [ 123.705700] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.713191] r7:0000001c r6:c1a24f4c r5:c1a24f88 r4:c2fac000 # [ 123.718865] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 123.727919] r9:c1ad1038 r8:c15e8634 r7:c2fadf60 r6:00000020 r5:c5a62000 r4:c2fac000 # [ 123.735676] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 123.746126] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 123.757876] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.767880] r4:0000003a # [ 123.770426] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.778444] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.786370] r9:c2fadf60 r8:c534a780 r7:00000020 r6:b6e42000 r5:c5a2d7c0 r4:c0c2f3f8 # [ 123.794126] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.801965] r9:c07f601c r8:c2fadf60 r7:c2816000 r6:b6e42000 r5:c5a2d7c0 r4:00000000 # [ 123.809717] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.816860] r10:00000004 r9:00000000 r8:00000000 r7:b6e42000 r6:c2fac000 r5:c5a2d7c0 # [ 123.824693] r4:c5a2d7c0 # [ 123.827237] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.834380] r9:c2fac000 r8:c03002e4 r7:00000004 r6:b6f89e00 r5:00000020 r4:00000020 # [ 123.842136] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.849709] Exception stack(0xc2fadfa8 to 0xc2fadff0) # [ 123.854771] dfa0: 00000020 00000020 00000001 b6e42000 00000020 00000000 # [ 123.862956] dfc0: 00000020 00000020 b6f89e00 00000004 00000001 00000000 00020000 bef7fa54 # [ 123.871138] dfe0: 00000004 bef7f788 b6ef44cf b6e7a7e6 # [ 123.876249] irq event stamp: 0 # [ 123.879343] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.884932] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.892474] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.900015] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.905602] ---[ end trace 97ebd17fc646c80a ]--- # [ 123.910268] 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 [ 124.383540] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 124.390490] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 124.397207] ------------[ cut here ]------------ [ 124.401989] WARNING: CPU: 3 PID: 3230 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 124.410597] refcount_t: underflow; use-after-free. [ 124.415398] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 [ 124.444553] CPU: 3 PID: 3230 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 124.452305] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.458838] Backtrace: [ 124.461313] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.468893] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 124.474568] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.481893] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.488864] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24f4c [ 124.496617] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.504106] r7:0000001c r6:c1a24f4c r5:c1a24f88 r4:c5838000 [ 124.509783] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 124.518837] r9:c1ad1058 r8:c15e8634 r7:c5839f60 r6:00000020 r5:c5a62000 r4:c5838000 [ 124.526595] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 124.537044] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 124.548797] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.558802] r4:0000003b [ 124.561347] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.569364] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.577290] r9:c5839f60 r8:c534a780 r7:00000020 r6:b6df3000 r5:c5ea9680 r4:c0c2f3f8 [ 124.585047] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.592886] r9:c07f601c r8:c5839f60 r7:c2816000 r6:b6df3000 r5:c5ea9680 r4:00000000 [ 124.600637] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.607781] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c5838000 r5:c5ea9680 [ 124.615615] r4:c5ea9680 [ 124.618160] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.625303] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:00000020 r4:00000020 [ 124.633056] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.640631] Exception stack(0xc5839fa8 to 0xc5839ff0) [ 124.645693] 9fa0: 00000020 00000020 00000001 b6df3000 00000020 00000000 [ 124.653878] 9fc0: 00000020 00000020 b6f3ae00 00000004 00000001 00000000 00020000 bea17a54 [ 124.662061] 9fe0: 00000004 bea17788 b6ea54cf b6e2b7e6 [ 124.667176] irq event stamp: 0 [ 124.670272] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.675863] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.683405] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.690960] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.696550] ---[ end trace 97ebd17fc646c80b ]--- [ 124.701220] lkdtm: Saturation detected: still saturated # [ 124.383540] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 124.390490] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 124.397207] ------------[ cut here ]------------ # [ 124.401989] WARNING: CPU: 3 PID: 3230 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 124.410597] refcount_t: underflow; use-after-free. # [ 124.415398] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic imx_ldb parallel_display dw_hdmi_imx dw_hdmi snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev imxdrm etnaviv gpu_sched imx_ipu_v3 # [ 124.444553] CPU: 3 PID: 3230 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 124.452305] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.458838] Backtrace: # [ 124.461313] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.468893] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 124.474568] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.481893] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.488864] r9:00000009 r8:c086e574 r7:0000001c r6:00000009 r5:c086e574 r4:c1a24f4c # [ 124.496617] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.504106] r7:0000001c r6:c1a24f4c r5:c1a24f88 r4:c5838000 # [ 124.509783] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 124.518837] r9:c1ad1058 r8:c15e8634 r7:c5839f60 r6:00000020 r5:c5a62000 r4:c5838000 # [ 124.526595] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 124.537044] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 124.548797] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.558802] r4:0000003b # [ 124.561347] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.569364] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.577290] r9:c5839f60 r8:c534a780 r7:00000020 r6:b6df3000 r5:c5ea9680 r4:c0c2f3f8 # [ 124.585047] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.592886] r9:c07f601c r8:c5839f60 r7:c2816000 r6:b6df3000 r5:c5ea9680 r4:00000000 # [ 124.600637] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.607781] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c5838000 r5:c5ea9680 # [ 124.615615] r4:c5ea9680 # [ 124.618160] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.625303] r9:c5838000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:00000020 r4:00000020 # [ 124.633056] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.640631] Exception stack(0xc5839fa8 to 0xc5839ff0) # [ 124.645693] 9fa0: 00000020 00000020 00000001 b6df3000 00000020 00000000 # [ 124.653878] 9fc0: 00000020 00000020 b6f3ae00 00000004 00000001 00000000 00020000 bea17a54 # [ 124.662061] 9fe0: 00000004 bea17788 b6ea54cf b6e2b7e6 # [ 124.667176] irq event stamp: 0 # [ 124.670272] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.675863] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.683405] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.690960] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.696550] ---[ end trace 97ebd17fc646c80b ]--- # [ 124.701220] 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 [ 125.550533] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 125.556574] lkdtm: attempting good copy_to_user of correct size [ 125.562632] lkdtm: attempting bad copy_to_user of too large size # [ 125.550533] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 125.556574] lkdtm: attempting good copy_to_user of correct size # [ 125.562632] 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 [ 126.002985] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 126.009278] lkdtm: attempting good copy_from_user of correct size [ 126.015411] lkdtm: attempting bad copy_from_user of too large size # [ 126.002985] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 126.009278] lkdtm: attempting good copy_from_user of correct size # [ 126.015411] 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 [ 126.454728] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 126.461286] lkdtm: attempting good copy_to_user inside whitelist [ 126.467344] lkdtm: attempting bad copy_to_user outside whitelist # [ 126.454728] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 126.461286] lkdtm: attempting good copy_to_user inside whitelist # [ 126.467344] 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 [ 126.919874] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 126.926529] lkdtm: attempting good copy_from_user inside whitelist [ 126.932819] lkdtm: attempting bad copy_from_user outside whitelist # [ 126.919874] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 126.926529] lkdtm: attempting good copy_from_user inside whitelist # [ 126.932819] 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 [ 127.375167] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 127.381437] lkdtm: good_stack: c59efe0c-c59efe2c [ 127.386070] lkdtm: bad_stack : c59efd84-c59efda4 [ 127.390845] lkdtm: attempting good copy_to_user of local stack [ 127.396756] lkdtm: attempting bad copy_to_user of distant stack # [ 127.375167] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 127.381437] lkdtm: good_stack: c59efe0c-c59efe2c # [ 127.386070] lkdtm: bad_stack : c59efd84-c59efda4 # [ 127.390845] lkdtm: attempting good copy_to_user of local stack # [ 127.396756] 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 [ 127.842429] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 127.848873] lkdtm: good_stack: c6c1de0c-c6c1de2c [ 127.853503] lkdtm: bad_stack : c6c1dd84-c6c1dda4 [ 127.858195] lkdtm: attempting good copy_from_user of local stack [ 127.864228] lkdtm: attempting bad copy_from_user of distant stack # [ 127.842429] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 127.848873] lkdtm: good_stack: c6c1de0c-c6c1de2c # [ 127.853503] lkdtm: bad_stack : c6c1dd84-c6c1dda4 # [ 127.858195] lkdtm: attempting good copy_from_user of local stack # [ 127.864228] 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 [ 128.303968] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 128.310101] lkdtm: good_stack: c6fa7e0c-c6fa7e2c [ 128.314734] lkdtm: bad_stack : c6fa7ffc-c6fa801c [ 128.319450] lkdtm: attempting good copy_to_user of local stack [ 128.325340] lkdtm: attempting bad copy_to_user of distant stack # [ 128.303968] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 128.310101] lkdtm: good_stack: c6fa7e0c-c6fa7e2c # [ 128.314734] lkdtm: bad_stack : c6fa7ffc-c6fa801c # [ 128.319450] lkdtm: attempting good copy_to_user of local stack # [ 128.325340] 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 [ 128.764958] lkdtm: Performing direct entry USERCOPY_KERNEL [ 128.770659] lkdtm: attempting good copy_to_user from kernel rodata: c15e88e0 [ 128.777890] lkdtm: attempting bad copy_to_user from kernel text: c053a434 [ 128.784738] lkdtm: FAIL: survived bad copy_to_user() # [ 128.764958] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 128.770659] lkdtm: attempting good copy_to_user from kernel rodata: c15e88e0 # [ 128.777890] lkdtm: attempting bad copy_to_user from kernel text: c053a434 # [ 128.784738] 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 [ 129.245960] lkdtm: Performing direct entry STACKLEAK_ERASING [ 129.251791] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 129.258884] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 129.265781] lkdtm: FAIL: the thread stack is NOT properly erased [ 129.271939] CPU: 3 PID: 3595 Comm: cat Tainted: G D W 5.10.153-cip19 #1 [ 129.279704] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.286238] Backtrace: [ 129.288718] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.296297] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 [ 129.301971] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.309297] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 129.317829] r9:c1ad1160 r8:c15e8634 r7:c5863f60 r6:c5863e34 r5:c5862000 r4:0000078d [ 129.325590] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.334383] r8:c15e8634 r7:c5863f60 r6:00000012 r5:c6a77000 r4:00000046 [ 129.341095] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.349115] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.357042] r9:c5863f60 r8:c534a780 r7:00000012 r6:b6e29000 r5:c6828000 r4:c0c2f3f8 [ 129.364800] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.372639] r9:c07f601c r8:c5863f60 r7:c2816000 r6:b6e29000 r5:c6828000 r4:00000000 [ 129.380391] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.387534] r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c5862000 r5:c6828000 [ 129.395368] r4:c6828000 [ 129.397912] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.405055] r9:c5862000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:00000012 r4:00000012 [ 129.412811] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.420385] Exception stack(0xc5863fa8 to 0xc5863ff0) [ 129.425446] 3fa0: 00000012 00000012 00000001 b6e29000 00000012 00000000 [ 129.433635] 3fc0: 00000012 00000012 b6f70e00 00000004 00000001 00000000 00020000 be9d3a54 [ 129.441818] 3fe0: 00000004 be9d3788 b6edb4cf b6e617e6 # [ 129.245960] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 129.251791] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 129.258884] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 129.265781] lkdtm: FAIL: the thread stack is NOT properly erased # [ 129.271939] CPU: 3 PID: 3595 Comm: cat Tainted: G D W 5.10.153-cip19 #1 # [ 129.279704] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.286238] Backtrace: # [ 129.288718] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.296297] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4 # [ 129.301971] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.309297] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 129.317829] r9:c1ad1160 r8:c15e8634 r7:c5863f60 r6:c5863e34 r5:c5862000 r4:0000078d # [ 129.325590] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.334383] r8:c15e8634 r7:c5863f60 r6:00000012 r5:c6a77000 r4:00000046 # [ 129.341095] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.349115] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.357042] r9:c5863f60 r8:c534a780 r7:00000012 r6:b6e29000 r5:c6828000 r4:c0c2f3f8 # [ 129.364800] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.372639] r9:c07f601c r8:c5863f60 r7:c2816000 r6:b6e29000 r5:c6828000 r4:00000000 # [ 129.380391] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.387534] r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c5862000 r5:c6828000 # [ 129.395368] r4:c6828000 # [ 129.397912] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.405055] r9:c5862000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:00000012 r4:00000012 # [ 129.412811] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.420385] Exception stack(0xc5863fa8 to 0xc5863ff0) # [ 129.425446] 3fa0: 00000012 00000012 00000001 b6e29000 00000012 00000000 # [ 129.433635] 3fc0: 00000012 00000012 b6f70e00 00000004 00000001 00000000 00020000 be9d3a54 # [ 129.441818] 3fe0: 00000004 be9d3788 b6edb4cf b6e617e6 # 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 [ 129.903818] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 129.909564] lkdtm: Calling matched prototype ... [ 129.914192] lkdtm: Calling mismatched prototype ... [ 129.919122] lkdtm: Fail: survived mismatched prototype function call! # [ 129.903818] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 129.909564] lkdtm: Calling matched prototype ... # [ 129.914192] lkdtm: Calling mismatched prototype ... # [ 129.919122] 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 / #