[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 Couldn't find partition mmc 0:1 Error selecting device File System is consistent file found, deleting File System is consistent Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.34 (3 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 7510594/tftp-deploy-m94us_5b/kernel/zImage tftp 0x10000000 7510594/tftp-deploy-m94us_5b/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7510594/tftp-deploy-m94us_5b/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ### 5.4 MiB/s done Bytes transferred = 12448256 (bdf200 hex) => tftp 0x14000000 7510594/tftp-deploy-m94us_5b/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7510594/tftp-deploy-m94us_5b/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7510594/tftp-deploy-m94us_5b/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# # 10.9 MiB/s done Bytes transferred = 15270240 (e90160 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7510594/tftp-deploy-m94us_5b/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7510594/tftp-deploy-m94us_5b/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.34 Filename '7510594/tftp-deploy-m94us_5b/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 3.7 MiB/s done Bytes transferred = 42393 (a599 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7510594/extract-nfsrootfs-lq6zqoim,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7510594/extract-nfsrootfs-lq6zqoim,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbdf200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15270176 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 13f0d598 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.147-cip17 (KernelCI@build-j264706-arm-gcc-10-multi-v7-defconfig-kselftest-pxnxf) (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 Oct 5 11:55:04 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/7510594/extract-nfsrootfs-lq6zqoim,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: 921604K/1048576K available (17408K kernel code, 2653K rwdata, 8120K rodata, 2048K init, 6694K bss, 61436K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56043 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000040] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004475] Console: colour dummy device 80x30 [ 0.004542] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004574] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004600] ... MAX_LOCK_DEPTH: 48 [ 0.004627] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004653] ... CLASSHASH_SIZE: 4096 [ 0.004678] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004703] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004731] ... CHAINHASH_SIZE: 32768 [ 0.004757] memory used by lock dependency info: 4061 kB [ 0.004783] memory used for stack traces: 2112 kB [ 0.004809] per task-struct memory footprint: 1536 bytes [ 0.004909] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004963] pid_max: default: 32768 minimum: 301 [ 0.005348] LSM: Security Framework initializing [ 0.005464] LSM support for eBPF active [ 0.005616] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005669] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008283] CPU: Testing write buffer coherency: ok [ 0.008402] CPU0: Spectre v2: using BPIALL workaround [ 0.009490] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013413] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015819] rcu: Hierarchical SRCU implementation. [ 0.025452] EFI services will not be available. [ 0.026779] smp: Bringing up secondary CPUs ... [ 0.030146] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030162] CPU1: Spectre v2: using BPIALL workaround [ 0.034216] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034232] CPU2: Spectre v2: using BPIALL workaround [ 0.037924] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.037939] CPU3: Spectre v2: using BPIALL workaround [ 0.038814] smp: Brought up 1 node, 4 CPUs [ 0.038857] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039044] CPU: All CPU(s) started in SVC mode. [ 0.041784] devtmpfs: initialized [ 0.098558] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.101550] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.101623] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.106357] pinctrl core: initialized pinctrl subsystem [ 0.113368] DMI not present or invalid. [ 0.115699] NET: Registered protocol family 16 [ 0.127390] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.136960] thermal_sys: Registered thermal governor 'step_wise' [ 0.137536] cpuidle: using governor menu [ 0.138050] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.906078] vdd1p1: supplied by regulator-dummy [ 0.938811] vdd3p0: supplied by regulator-dummy [ 0.971154] vdd2p5: supplied by regulator-dummy [ 1.003518] vddarm: supplied by regulator-dummy [ 1.036732] vddpu: supplied by regulator-dummy [ 1.068099] vddsoc: supplied by regulator-dummy [ 2.438403] No ATAGs? [ 2.439448] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.439534] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.459566] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.489576] Serial: AMBA PL011 UART driver [ 2.554430] Kprobes globally optimized [ 2.649987] mxs-dma 110000.dma-apbh: initialized [ 2.683009] iommu: Default domain type: Translated [ 2.685153] vgaarb: loaded [ 2.690100] SCSI subsystem initialized [ 2.692272] usbcore: registered new interface driver usbfs [ 2.692590] usbcore: registered new interface driver hub [ 2.692827] usbcore: registered new device driver usb [ 2.700718] i2c i2c-0: IMX I2C adapter registered [ 2.707744] i2c i2c-1: IMX I2C adapter registered [ 2.712435] i2c i2c-2: IMX I2C adapter registered [ 2.717073] pps_core: LinuxPPS API ver. 1 registered [ 2.717114] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.717217] PTP clock support registered [ 2.735592] clocksource: Switched to clocksource mxc_timer1 [ 4.438529] NET: Registered protocol family 2 [ 4.439336] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.442742] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.442923] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.443149] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.444591] TCP: Hash tables configured (established 8192 bind 8192) [ 4.445796] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.446145] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.446404] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.447156] NET: Registered protocol family 1 [ 4.450022] RPC: Registered named UNIX socket transport module. [ 4.450114] RPC: Registered udp transport module. [ 4.450154] RPC: Registered tcp transport module. [ 4.450193] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.450249] NET: Registered protocol family 44 [ 4.450317] PCI: CLS 0 bytes, default 64 [ 4.452819] Trying to unpack rootfs image as initramfs... [ 6.330509] Freeing initrd memory: 14916K [ 6.331797] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.333088] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.342442] Initialise system trusted keyrings [ 6.343478] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.394979] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.398824] NFS: Registering the id_resolver key type [ 6.399009] Key type id_resolver registered [ 6.399101] Key type id_legacy registered [ 6.399750] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.399855] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.400066] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.402266] Key type asymmetric registered [ 6.402392] Asymmetric key parser 'x509' registered [ 6.402832] bounce: pool size: 64 pages [ 6.403001] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.403105] io scheduler mq-deadline registered [ 6.403149] io scheduler kyber registered [ 6.404141] test_firmware: interface ready [ 6.648912] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.649170] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.906371] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.927628] SuperH (H)SCI(F) driver initialized [ 6.930755] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 6.936157] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.869190] printk: console [ttymxc1] enabled [ 7.880327] msm_serial: driver initialized [ 7.885662] STMicroelectronics ASC driver initialized [ 7.897570] STM32 USART driver initialized [ 7.924896] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.947816] panel-simple panel-lcd: supply power not found, using dummy regulator [ 7.956341] panel-simple panel-lcd: Specify missing connector_type [ 7.964207] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.019719] brd: module loaded [ 8.082823] loop: module loaded [ 8.089470] lkdtm: No crash points registered, enable through debugfs [ 8.112274] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.120326] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.128439] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.136722] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.144733] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.153025] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.160875] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.172302] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.179434] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.188348] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.202842] scsi host0: ahci-imx [ 8.208594] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.276302] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.290174] pps pps0: new PPS source ptp0 [ 8.337234] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.348184] e1000e: Intel(R) PRO/1000 Network Driver [ 8.353190] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.359444] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.364882] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.393684] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.401370] usbcore: registered new interface driver pegasus [ 8.407361] usbcore: registered new interface driver asix [ 8.412941] usbcore: registered new interface driver ax88179_178a [ 8.419291] usbcore: registered new interface driver cdc_ether [ 8.425443] usbcore: registered new interface driver smsc75xx [ 8.431440] usbcore: registered new interface driver smsc95xx [ 8.437418] usbcore: registered new interface driver net1080 [ 8.443273] usbcore: registered new interface driver cdc_subset [ 8.449444] usbcore: registered new interface driver zaurus [ 8.455365] usbcore: registered new interface driver cdc_ncm [ 8.474390] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.481094] ehci-pci: EHCI PCI platform driver [ 8.485777] ehci-platform: EHCI generic platform driver [ 8.492077] ehci-orion: EHCI orion driver [ 8.497127] SPEAr-ehci: EHCI SPEAr driver [ 8.502070] ehci-st: EHCI STMicroelectronics driver [ 8.507936] ehci-exynos: EHCI Exynos driver [ 8.513044] ehci-atmel: EHCI Atmel driver [ 8.518086] tegra-ehci: Tegra EHCI driver [ 8.523067] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.529427] ohci-pci: OHCI PCI platform driver [ 8.534081] ohci-platform: OHCI generic platform driver [ 8.540382] SPEAr-ohci: OHCI SPEAr driver [ 8.545395] ohci-st: OHCI STMicroelectronics driver [ 8.551207] ohci-atmel: OHCI Atmel driver [ 8.558965] usbcore: registered new interface driver usb-storage [ 8.567988] ata1: SATA link down (SStatus 0 SControl 300) [ 8.573790] ahci-imx 2200000.sata: no device found, disabling link. [ 8.580185] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.599519] i2c /dev entries driver [ 8.689799] sdhci: Secure Digital Host Controller Interface driver [ 8.696088] sdhci: Copyright(c) Pierre Ossman [ 8.710554] Synopsys Designware Multimedia Card Interface Driver [ 8.724430] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.734013] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.734020] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.734210] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.751191] ledtrig-cpu: registered to indicate activity on CPUs [ 8.761343] usbcore: registered new interface driver usbhid [ 8.767039] usbhid: USB HID core driver [ 8.788406] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.796443] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.797122] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.811742] gre: GRE over IPv4 demultiplexor driver [ 8.816737] ip_gre: GRE over IPv4 tunneling driver [ 8.827790] IPv4 over IPsec tunneling driver [ 8.837401] NET: Registered protocol family 10 [ 8.848945] Segment Routing with IPv6 [ 8.859288] ip6_gre: GRE over IPv6 tunneling driver [ 8.867380] NET: Registered protocol family 17 [ 8.873161] 8021q: 802.1Q VLAN Support v1.8 [ 8.878534] Key type dns_resolver registered [ 8.898687] ThumbEE CPU extension supported. [ 8.903030] Registering SWP/SWPB emulation handler [ 8.911267] mmc2: new high speed SDHC card at address 59b4 [ 8.911319] Loading compiled-in X.509 certificates [ 8.920381] mmcblk2: mmc2:59b4 SD 14.7 GiB [ 9.107318] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.115805] panel-simple panel-lcd: Specify missing connector_type [ 9.129626] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.155085] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 9.162668] GPT:7812499 != 30863359 [ 9.166285] GPT:Alternate GPT header not at the end of the disk. [ 9.172325] GPT:7812499 != 30863359 [ 9.175902] GPT: Use GNU Parted to correct GPT errors. [ 9.181126] mmcblk2: p1 p2 p3 [ 9.197869] imx_usb 2184200.usb: No over current polarity defined [ 9.211417] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.216763] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.246121] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.267556] hub 1-0:1.0: USB hub found [ 9.273945] hub 1-0:1.0: 1 port detected [ 9.290928] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.324618] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.333003] panel-simple panel-lcd: Specify missing connector_type [ 9.346683] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.378648] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.386999] panel-simple panel-lcd: Specify missing connector_type [ 9.400522] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.420276] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.458928] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.467520] panel-simple panel-lcd: Specify missing connector_type [ 9.483312] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.508772] 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) [ 9.524362] IP-Config: Failed to open gretap0 [ 9.528890] IP-Config: Failed to open erspan0 [ 9.555377] Sending DHCP requests . [ 9.675879] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.895064] hub 1-1:1.0: USB hub found [ 9.899539] hub 1-1:1.0: 3 ports detected [ 9.935766] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.944284] panel-simple panel-lcd: Specify missing connector_type [ 9.960506] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.035599] . [ 12.637128] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.648356] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 16.355545] ., OK [ 16.397974] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.34 [ 16.406272] IP-Config: Complete: [ 16.409579] device=eth0, hwaddr=00:19:b8:08:f1:10, ipaddr=192.168.201.34, mask=255.255.255.0, gw=192.168.201.1 [ 16.420130] host=imx6q-sabrelite-lava-cbg-4, domain=lava-rack, nis-domain=(none) [ 16.428101] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 16.428123] nameserver0=192.168.201.1 [ 16.491885] Freeing unused kernel memory: 2048K [ 16.516182] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 20.508571] imx-ipuv3 2400000.ipu: IPUv3H probed [ 20.536049] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.544579] panel-simple panel-lcd: Specify missing connector_type [ 20.563324] imx-ipuv3 2800000.ipu: IPUv3H probed [ 20.576247] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.624103] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.663959] CAN device driver interface [ 20.670702] panel-simple panel-lcd: Specify missing connector_type [ 20.685031] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.735798] panel-simple panel-lcd: supply power not found, using dummy regulator [ 20.744181] panel-simple panel-lcd: Specify missing connector_type [ 20.761186] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 20.824080] caam 2100000.crypto: Entropy delay = 3200 [ 20.890120] caam 2100000.crypto: Instantiated RNG4 SH0 [ 20.907904] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 20.935943] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 20.950872] caam 2100000.crypto: Instantiated RNG4 SH1 [ 20.956157] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 20.959159] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 20.962826] caam 2100000.crypto: job rings = 2, qi = 0 [ 20.969644] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 20.994498] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 21.010056] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.011607] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 21.018604] panel-simple panel-lcd: Specify missing connector_type [ 21.023788] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 21.033565] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 21.037950] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.044892] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 21.059128] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 21.061606] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 21.075905] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 21.078020] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.090338] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.093337] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 21.093353] panel-simple panel-lcd: Specify missing connector_type [ 21.100699] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.103584] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.116531] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 21.120248] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.134592] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.135380] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.144458] panel-simple panel-lcd: Specify missing connector_type [ 21.178962] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.225540] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.234170] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.242925] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.251471] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 21.271961] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.280501] panel-simple panel-lcd: Specify missing connector_type [ 21.323177] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.390211] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 21.398932] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 21.407550] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 21.416116] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.101102] caam algorithms registered in /proc/crypto [ 22.111302] caam 2100000.crypto: registering rng-caam [ 22.240445] random: crng init done [ 22.254971] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.263738] panel-simple panel-lcd: Specify missing connector_type [ 22.277771] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.318146] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.326671] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.335149] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.343590] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.358765] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.367582] panel-simple panel-lcd: Specify missing connector_type [ 22.382927] panel-simple panel-lvds0: supply power not found, using dummy regulator Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-[ 22.426848] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) premount ... done. [ 22.437254] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.447292] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.455779] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) IP-Config: eth0 hardware address 00:19:b8:08:f1:10 mtu 1500 DHCP 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 complete (dhcp from 192.168.201.1): address: 192.168.201.34 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-4 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 25.035092] systemd[1]: System time before build time, advancing clock. [ 25.314104] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 25.344086] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 25.413689] systemd[1]: Set hostname to . [ 27.219993] systemd[1]: Queued start job for default target Graphical Interface. [ 27.236130] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 27.254355] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 27.310948] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 27.360309] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 27.410137] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 27.459322] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 27.507089] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.521031] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 27.568056] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 27.605912] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 27.646495] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 27.686578] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 27.730023] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 27.839613] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 27.855436] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 27.902499] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 27.952930] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 28.009618] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 28.051088] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 28.101136] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 28.111403] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 28.132893] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 28.177847] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 28.227051] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 28.276233] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 28.336672] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 28.386439] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 28.437024] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.474553] fuse: init (API version 7.32) [ 28.474888] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 28.537744] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 28.592430] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 28.646026] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 28.695602] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 28.753103] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 28.806511] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 28.902123] systemd[1]: modprobe@configfs.service: Succeeded. [ 28.912680] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 28.971615] systemd[1]: modprobe@drm.service: Succeeded. [ 28.982332] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 29.002191] systemd[1]: modprobe@fuse.service: Succeeded. [ 29.013500] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 29.071376] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 29.121240] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 29.178856] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 29.226970] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 29.287466] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 29.297097] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 29.315994] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 29.377366] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 29.428842] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 29.472471] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [ 29.894280] systemd-journald[281]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mNetwork Name Resolution[0m... Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttymxc1[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1 debian-bullseye-armhf login: root (automatic login) Linux debian-bullseye-armhf 5.10.147-cip17 #1 SMP Wed Oct 5 11:55:04 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/7510594/extract-nfsrootfs-lq6zqoim' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7510594/extract-nfsrootfs-lq6zqoim' / # 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-7510594/environment . /lava-7510594/environment / # /lava-7510594/bin/lava-test-runner /lava-7510594/0 /lava-7510594/bin/lava-test-runner /lava-7510594/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7510594/0/tests/0_timesync-off ++ cat uuid + UUID=7510594_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-7510594/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7510594_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.145-cip17-192-gbe875d9d93504/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7510594/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... E: Release file for http://deb.debian.org/debian/dists/bullseye/InRelease is not valid yet (invalid for another 33d 20h 52min 9s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-08-07 13:25:58-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.145-cip17-192-gbe875d9d93504/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: 1408088 (1.3M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 2%[ ] 31.77K 111KB/s kselftest.tar.xz 6%[> ] 93.99K 164KB/s kselftest.tar.xz 8%[> ] 118.03K 152KB/s kselftest.tar.xz 11%[=> ] 163.76K 162KB/s kselftest.tar.xz 14%[=> ] 203.35K 157KB/s kselftest.tar.xz 17%[==> ] 244.36K 163KB/s kselftest.tar.xz 20%[===> ] 275.47K 159KB/s kselftest.tar.xz 20%[===> ] 283.47K 140KB/s kselftest.tar.xz 24%[===> ] 332.03K 149KB/s kselftest.tar.xz 25%[====> ] 349.00K 142KB/s kselftest.tar.xz 27%[====> ] 374.46K 136KB/s kselftest.tar.xz 28%[====> ] 389.53K 128KB/s eta 8s kselftest.tar.xz 30%[=====> ] 416.88K 125KB/s eta 8s kselftest.tar.xz 32%[=====> ] 446.09K 118KB/s eta 8s kselftest.tar.xz 34%[=====> ] 470.61K 119KB/s eta 8s kselftest.tar.xz 35%[======> ] 489.92K 111KB/s eta 8s kselftest.tar.xz 37%[======> ] 514.45K 110KB/s eta 8s kselftest.tar.xz 38%[======> ] 534.25K 107KB/s eta 8s 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./ftrace/test.d/ftrace/func-filter-pid.tc: time stamp 2022-09-23 17:36:56 is 4075839.476428326 s in the future tar: ./ftrace/test.d/ftrace/func_set_ftrace_file.tc: time stamp 2022-09-23 17:36:56 is 4075839.469358326 s in the future tar: ./ftrace/test.d/ftrace/func-filter-stacktrace.tc: time stamp 2022-09-23 17:36:56 is 4075839.463328992 s in the future tar: ./ftrace/test.d/ftrace/func_event_triggers.tc: time stamp 2022-09-23 17:36:56 is 4075839.457062659 s in the future tar: ./ftrace/test.d/ftrace/func_traceonoff_triggers.tc: time stamp 2022-09-23 17:36:56 is 4075839.448936992 s in the future tar: ./ftrace/test.d/ftrace/tracing-error-log.tc: time stamp 2022-09-23 17:36:56 is 4075839.443837992 s in the future tar: ./ftrace/test.d/ftrace/fgraph-filter.tc: time stamp 2022-09-23 17:36:56 is 4075839.438670659 s in the future tar: ./ftrace/test.d/ftrace/fgraph-filter-stack.tc: time stamp 2022-09-23 17:36:56 is 4075839.095071326 s in the future tar: ./ftrace/test.d/ftrace/func-filter-notrace-pid.tc: time stamp 2022-09-23 17:36:56 is 4075839.084346659 s in the future tar: ./ftrace/test.d/ftrace/func_stack_tracer.tc: time stamp 2022-09-23 17:36:56 is 4075839.078976326 s in the future tar: ./ftrace/test.d/ftrace/func_mod_trace.tc: time stamp 2022-09-23 17:36:56 is 4075839.073956659 s in the future tar: ./ftrace/test.d/ftrace/func-filter-glob.tc: time stamp 2022-09-23 17:36:56 is 4075839.068826992 s in the future tar: ./ftrace/test.d/ftrace: time stamp 2022-09-23 17:36:56 is 4075839.066286659 s in the future tar: ./ftrace/test.d/direct/kprobe-direct.tc: time stamp 2022-09-23 17:36:56 is 4075839.058938992 s in the future tar: ./ftrace/test.d/direct/ftrace-direct.tc: time stamp 2022-09-23 17:36:56 is 4075839.053761992 s in the future tar: ./ftrace/test.d/direct: time stamp 2022-09-23 17:36:56 is 4075839.051210992 s in the future tar: ./ftrace/test.d/template: time stamp 2022-09-23 17:36:56 is 4075839.045671659 s in the future tar: 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time stamp 2022-10-05 12:04:08 is 5092670.249391326 s in the future tar: .: time stamp 2022-10-05 12:04:09 is 5092671.245848992 s in the future skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== [ 97.149659] 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 [ 98.004221] lkdtm: Performing direct entry BUG [ 98.009428] ------------[ cut here ]------------ [ 98.014072] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 98.019305] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 98.024454] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 98.053533] CPU: 2 PID: 802 Comm: cat Not tainted 5.10.147-cip17 #1 [ 98.059807] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.066358] PC is at lkdtm_BUG+0x14/0x18 [ 98.070294] LR is at lkdtm_do_action+0x2c/0x4c [ 98.074745] pc : [] lr : [] psr: a00e0013 [ 98.081019] sp : c5b51e58 ip : c5b51e68 fp : c5b51e64 [ 98.086251] r10: 00000004 r9 : c1ad021c r8 : c15e8544 [ 98.091484] r7 : c5b51f60 r6 : 00000004 r5 : c6c3b000 r4 : 00000001 [ 98.098017] r3 : c0c2ea54 r2 : 60cf3260 r1 : ef7ab5e0 r0 : c15e854c [ 98.104554] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 98.111698] Control: 10c5387d Table: 16f6004a DAC: 00000051 [ 98.117455] Process cat (pid: 802, stack limit = 0x942f43c5) [ 98.123123] Stack: (0xc5b51e58 to 0xc5b52000) [ 98.127491] 1e40: c5b51e74 c5b51e68 [ 98.135681] 1e60: c0c2e4e8 c0c2ea60 c5b51e9c c5b51e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c69cec80 [ 98.143871] 1e80: b6e9b000 00000004 c5323780 c5b51f60 c5b51ec4 c5b51ea0 c07f5bc8 c0c2e8d4 [ 98.152061] 1ea0: 00000000 c69cec80 b6e9b000 c2816000 c5b51f60 c07f5b64 c5b51f5c c5b51ec8 [ 98.160252] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5b50000 [ 98.168440] 1ee0: b6e9b000 00020000 00000004 00000004 0001fffc c5b51ee0 00000001 b6e9a000 [ 98.176629] 1f00: c6c19b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 98.184818] 1f20: 00000000 00000000 c13a07c8 60cf3260 c205cb60 c69cec80 c69cec80 c5b50000 [ 98.193007] 1f40: b6e9b000 00000000 00000000 00000004 c5b51f94 c5b51f60 c0598d6c c05986d8 [ 98.201196] 1f60: 00000000 00000000 c5b51fac 60cf3260 00000004 00000004 b6fe2e00 00000004 [ 98.209384] 1f80: c03002e4 c5b50000 c5b51fa4 c5b51f98 c0598dfc c0598d04 00000000 c5b51fa8 [ 98.217572] 1fa0: c03000c0 c0598df0 00000004 00000004 00000001 b6e9b000 00000004 00000000 [ 98.225763] 1fc0: 00000004 00000004 b6fe2e00 00000004 00000001 00000000 00020000 be8d2a54 [ 98.233951] 1fe0: 00000004 be8d2788 b6f4d4cf b6ed37e6 800e0030 00000001 00000000 00000000 [ 98.242133] Backtrace: [ 98.244603] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.252191] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.260212] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.268143] r9:c5b51f60 r8:c5323780 r7:00000004 r6:b6e9b000 r5:c69cec80 r4:c0c2e8c8 [ 98.275904] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.283746] r9:c07f5b64 r8:c5b51f60 r7:c2816000 r6:b6e9b000 r5:c69cec80 r4:00000000 [ 98.291502] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.298649] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c5b50000 r5:c69cec80 [ 98.306484] r4:c69cec80 [ 98.309031] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.316177] r9:c5b50000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000004 r4:00000004 [ 98.323935] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.331511] Exception stack(0xc5b51fa8 to 0xc5b51ff0) [ 98.336573] 1fa0: 00000004 00000004 00000001 b6e9b000 00000004 00000000 [ 98.344760] 1fc0: 00000004 00000004 b6fe2e00 00000004 00000001 00000000 00020000 be8d2a54 [ 98.352945] 1fe0: 00000004 be8d2788 b6f4d4cf b6ed37e6 [ 98.358010] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 98.364118] ---[ end trace 70172511598b0277 ]--- [ 98.368746] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 98.377627] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 802, name: cat [ 98.385289] INFO: lockdep is turned off. [ 98.389217] irq event stamp: 1570 [ 98.392551] hardirqs last enabled at (1569): [] console_unlock+0x4b0/0x6c0 [ 98.400396] hardirqs last disabled at (1570): [] __und_svc+0x60/0x6c [ 98.407631] softirqs last enabled at (1566): [] __do_softirq+0x378/0x5fc [ 98.415298] softirqs last disabled at (1557): [] __irq_exit_rcu+0x178/0x1d0 [ 98.423138] CPU: 2 PID: 802 Comm: cat Tainted: G D 5.10.147-cip17 #1 [ 98.430800] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 98.437333] Backtrace: [ 98.439811] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 98.447392] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f768 [ 98.453068] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 98.460398] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 98.468152] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cce2c r4:c5b50000 [ 98.475909] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 98.483748] r6:00000000 r5:00000031 r4:c19cce2c [ 98.488384] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 98.496136] r6:00000001 r5:c5b50000 r4:c2d8b600 [ 98.500773] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 98.508092] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c2d8b600 [ 98.514808] [] (do_exit) from [] (die+0x374/0x380) [ 98.521342] r7:c1e0fc8c [ 98.523888] [] (die) from [] (do_undefinstr+0x170/0x240) [ 98.530947] r10:00000004 r9:c5b50000 r8:c15e8544 r7:00000000 r6:c5b51dc8 r5:c0c2ea68 [ 98.538782] r4:e7f001f2 [ 98.541329] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 98.549251] Exception stack(0xc5b51dc8 to 0xc5b51e10) [ 98.554314] 1dc0: c15e854c ef7ab5e0 60cf3260 c0c2ea54 00000001 c6c3b000 [ 98.562502] 1de0: 00000004 c5b51f60 c15e8544 c1ad021c 00000004 c5b51e64 c5b51e68 c5b51e58 [ 98.570687] 1e00: c0c2e4e8 c0c2ea68 a00e0013 ffffffff [ 98.575748] r7:c5b51dfc r6:ffffffff r5:a00e0013 r4:c0c2ea6c [ 98.581427] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 98.589009] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 98.597027] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 98.604954] r9:c5b51f60 r8:c5323780 r7:00000004 r6:b6e9b000 r5:c69cec80 r4:c0c2e8c8 [ 98.612709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 98.620550] r9:c07f5b64 r8:c5b51f60 r7:c2816000 r6:b6e9b000 r5:c69cec80 r4:00000000 [ 98.628305] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 98.635450] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c5b50000 r5:c69cec80 [ 98.643285] r4:c69cec80 [ 98.645831] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 98.652976] r9:c5b50000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000004 r4:00000004 [ 98.660730] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 98.668306] Exception stack(0xc5b51fa8 to 0xc5b51ff0) [ 98.673368] 1fa0: 00000004 00000004 00000001 b6e9b000 00000004 00000000 [ 98.681556] 1fc0: 00000004 00000004 b6fe2e00 00000004 00000001 00000000 00020000 be8d2a54 [ 98.689740] 1fe0: 00000004 be8d2788 b6f4d4cf b6ed37e6 # Segmentation fault # [ 98.004221] lkdtm: Performing direct entry BUG # [ 98.009428] ------------[ cut here ]------------ # [ 98.014072] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 98.019305] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 98.024454] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 98.053533] CPU: 2 PID: 802 Comm: cat Not tainted 5.10.147-cip17 #1 # [ 98.059807] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.066358] PC is at lkdtm_BUG+0x14/0x18 # [ 98.070294] LR is at lkdtm_do_action+0x2c/0x4c # [ 98.074745] pc : [] lr : [] psr: a00e0013 # [ 98.081019] sp : c5b51e58 ip : c5b51e68 fp : c5b51e64 # [ 98.086251] r10: 00000004 r9 : c1ad021c r8 : c15e8544 # [ 98.091484] r7 : c5b51f60 r6 : 00000004 r5 : c6c3b000 r4 : 00000001 # [ 98.098017] r3 : c0c2ea54 r2 : 60cf3260 r1 : ef7ab5e0 r0 : c15e854c # [ 98.104554] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 98.111698] Control: 10c5387d Table: 16f6004a DAC: 00000051 # [ 98.117455] Process cat (pid: 802, stack limit = 0x942f43c5) # [ 98.123123] Stack: (0xc5b51e58 to 0xc5b52000) # [ 98.127491] 1e40: c5b51e74 c5b51e68 # [ 98.135681] 1e60: c0c2e4e8 c0c2ea60 c5b51e9c c5b51e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c69cec80 # [ 98.143871] 1e80: b6e9b000 00000004 c5323780 c5b51f60 c5b51ec4 c5b51ea0 c07f5bc8 c0c2e8d4 # [ 98.152061] 1ea0: 00000000 c69cec80 b6e9b000 c2816000 c5b51f60 c07f5b64 c5b51f5c c5b51ec8 # [ 98.160252] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5b50000 # [ 98.168440] 1ee0: b6e9b000 00020000 00000004 00000004 0001fffc c5b51ee0 00000001 b6e9a000 # [ 98.176629] 1f00: c6c19b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 98.184818] 1f20: 00000000 00000000 c13a07c8 60cf3260 c205cb60 c69cec80 c69cec80 c5b50000 # [ 98.193007] 1f40: b6e9b000 00000000 00000000 00000004 c5b51f94 c5b51f60 c0598d6c c05986d8 # [ 98.201196] 1f60: 00000000 00000000 c5b51fac 60cf3260 00000004 00000004 b6fe2e00 00000004 # [ 98.209384] 1f80: c03002e4 c5b50000 c5b51fa4 c5b51f98 c0598dfc c0598d04 00000000 c5b51fa8 # [ 98.217572] 1fa0: c03000c0 c0598df0 00000004 00000004 00000001 b6e9b000 00000004 00000000 # [ 98.225763] 1fc0: 00000004 00000004 b6fe2e00 00000004 00000001 00000000 00020000 be8d2a54 # [ 98.233951] 1fe0: 00000004 be8d2788 b6f4d4cf b6ed37e6 800e0030 00000001 00000000 00000000 # [ 98.242133] Backtrace: # [ 98.244603] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.252191] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.260212] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.268143] r9:c5b51f60 r8:c5323780 r7:00000004 r6:b6e9b000 r5:c69cec80 r4:c0c2e8c8 # [ 98.275904] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.283746] r9:c07f5b64 r8:c5b51f60 r7:c2816000 r6:b6e9b000 r5:c69cec80 r4:00000000 # [ 98.291502] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.298649] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c5b50000 r5:c69cec80 # [ 98.306484] r4:c69cec80 # [ 98.309031] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.316177] r9:c5b50000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000004 r4:00000004 # [ 98.323935] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.331511] Exception stack(0xc5b51fa8 to 0xc5b51ff0) # [ 98.336573] 1fa0: 00000004 00000004 00000001 b6e9b000 00000004 00000000 # [ 98.344760] 1fc0: 00000004 00000004 b6fe2e00 00000004 00000001 00000000 00020000 be8d2a54 # [ 98.352945] 1fe0: 00000004 be8d2788 b6f4d4cf b6ed37e6 # [ 98.358010] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 98.364118] ---[ end trace 70172511598b0277 ]--- # [ 9[ 99.128566] lkdtm: Performing direct entry WARNING 8.368746] BUG: sleeping function [ 99.133768] ------------[ cut here ]------------ called from invalid context at in[ 99.141503] WARNING: CPU: 0 PID: 873 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c clude/linux/percpu-rwsem.h:49 # [ 99.152709] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 98.377627] in_atomic(): 0, ir[ 99.184581] CPU: 0 PID: 873 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 99.194966] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 99.201497] Backtrace: [ 99.203977] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 99.211557] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 99.217228] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 99.224553] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 99.231524] r9:00000009 r8:c0c2eab4 r7:00000053 r6:00000009 r5:c0c2eab4 r4:c1ad08d8 [ 99.239278] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 99.246767] r7:00000053 r6:c1ad08d8 r5:00000000 r4:c5d76000 [ 99.252441] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) [ 99.260539] r9:c1ad0220 r8:c15e8544 r7:c5d77f60 r6:00000008 r5:c6c76000 r4:00000002 [ 99.268293] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) [ 99.276221] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 99.284238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 99.292161] r9:c5d77f60 r8:c5323780 r7:00000008 r6:b6e03000 r5:c6adc140 r4:c0c2e8c8 [ 99.299917] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 99.307755] r9:c07f5b64 r8:c5d77f60 r7:c2816000 r6:b6e03000 r5:c6adc140 r4:00000000 [ 99.315507] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 99.322650] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c5d76000 r5:c6adc140 [ 99.330482] r4:c6adc140 [ 99.333025] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 99.340169] r9:c5d76000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000008 r4:00000008 [ 99.347923] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 99.355498] Exception stack(0xc5d77fa8 to 0xc5d77ff0) [ 99.360559] 7fa0: 00000008 00000008 00000001 b6e03000 00000008 00000000 [ 99.368744] 7fc0: 00000008 00000008 b6f4ae00 00000004 00000001 00000000 00020000 bee57a54 [ 99.376927] 7fe0: 00000004 bee57788 b6eb54cf b6e3b7e6 qs_disabled(): 128, non_block: 0,[ 99.382063] irq event stamp: 0 pid: 802, name: cat # [ 98.38[ 99.388004] hardirqs last enabled at (0): [<00000000>] 0x0 5289] INFO: lockdep is turned off[ 99.396459] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c . # [ 98.389217] irq event sta[ 99.406819] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c mp: 1570 # [ 98.392551] hardir[ 99.417179] softirqs last disabled at (0): [<00000000>] 0x0 qs last enabled at (1569): [] console_unlock+0x4b0/0x6c0 # [ 98.400396] hardirqs last disabled at (1570): [] __und_svc+0x60/0x6c # [ 98.407631] softirqs last enabled at (1566): [] __do_softirq+0x378/0x5fc # [ 98.415298] softirqs last disabled at (1557): [] __irq_exit_rcu+0x178/0x1d0 # [ 98.423138] CPU: 2 PID: 802 Comm: cat Tainted: G D 5.10.147-cip17 #1 # [ 98.430800] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 98.437333] Backtrace: # [ 98.439811] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 98.447392] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f768 # [ 98.453068] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 98.460398] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) # [ 98.468152] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cce2c r4:c5b50000 # [ 98.475909] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 98.483748] r6:00000000 r5:00000031 r4:c19cce2c # [ 98.488384] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 98.496136] r6:00000001 r5:c5b50000 r4:c2d8b600 # [ 98.500773] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 98.508092] r8:0000000b r7:c1e0fc8c r6:ffffe000 r5:00000000 r4:c2d8b600 # [ 98.514808] [] (do_exit) from [] (die+0x374/0x380) # [ 98.521342] r7:c1e0fc8c # [ 98.523888] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 98.530947] r10:00000004 r9:c5b50000 r8:c15e8544 r7:00000000 r6:c5b51dc8 r5:c0c2ea68 # [ 98.538782] r4:e7f001f2 # [ 98.541329] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 98.549251] Exception stack(0xc5b51dc8 to 0xc5b51e10) # [ 98.554314] 1dc0: c15e854c ef7ab5e0 60cf3260 c0c2ea54 00000001 c6c3b000 # [ 98.562502] 1de0: 00000004 c5b51f60 c15e8544 c1ad021c 00000004 c5b51e64 c5b51e68 c5b51e58 # [ 98.570687] 1e00: c0c2e4e8 c0c2ea68 a00e0013 ffffffff # [ 98.575748] r7:c5b51dfc r6:ffffffff r5:a00e0013 r4:c0c2ea6c # [ 98.581427] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 98.589009] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 98.597027] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 98.604954] r9:c5b51f60 r8:c5323780 r7:00000004 r6:b6e9b000 r5:c69cec80 r4:c0c2e8c8 # [ 98.612709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 98.620550] r9:c07f5b64 r8:c5b51f60 r7:c2816000 r6:b6e9b000 r5:c69cec80 r4:00000000 # [ 98.628305] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 98.635450] r10:00000004 r9:00000000 r8:00000000 r7:b6e9b000 r6:c5b50000 r5:c69cec80 # [ 98.643285] r4:c69cec80 # [ 98.645831] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 98.652976] r9:c5b50000 r8:c03002e4 r7:00000004 r6:b6fe2e00 r5:00000004 r4:00000004 # [ 98.660730] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 98.668306] Exception stack(0xc5b51fa8 to 0xc5b51ff0) # [ 98.673368] 1fa0: 00000004 00000004 00000001 b6e9b000 00000004 00000000 # [ 98.681556] 1fc0: 00000004 00000004 b6fe2e00 00000004 00000001 00000000 00020000 be8d2a54 # [ 98.689740] 1fe0: 00000004 be8d2788 b6f4d4cf b6ed37e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 99.128566] lkdtm: Performing direct entry WARNING # [ 99.133768] ------------[ cut here ]------------ # [ 99.141503] WARNING: CPU: 0 PID: 873 at [ 99.756358] lkdtm: Performing direct entry WARNING_MESSAGE drivers/misc/lkdtm/bugs.c:83 lkdt[ 99.764345] ------------[ cut here ]------------ m_WARNING+0x48/0x4c # [ 99.152[ 99.772024] WARNING: CPU: 3 PID: 908 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 709] Modules linked in: fuse ip_t[ 99.784100] Warning message trigger count: 2 ables x_tables caam_jr caamhash_d[ 99.791057] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 esc caamalg_desc crypto_engine li[ 99.822798] CPU: 3 PID: 908 Comm: cat Tainted: G D W 5.10.147-cip17 #1 bdes authenc snd_soc_sgtl5000 phy[ 99.833190] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) _generic snd_soc_core ac97_bus sn[ 99.842577] Backtrace: d_pcm_dmaengine snd_pcm snd_timer[ 99.847905] [] (dump_backtrace) from [] (show_stack+0x20/0x24) snd soundcore caam error flexcan[ 99.858318] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 dw_hdmi_imx dw_hdmi imx_ldb can_[ 99.866841] [] (show_stack) from [] (dump_stack+0xe0/0x100) dev etnaviv gpu_sched parallel_di[ 99.877011] [] (dump_stack) from [] (__warn+0xfc/0x16c) splay imxdrm imx_ipu_v3 # [ 99[ 99.886827] r9:00000009 r8:c0c2eb04 r7:00000058 r6:00000009 r5:c0c2eb04 r4:c1ad08d8 .184581] CPU: 0 PID: 873 Comm: ca[ 99.897430] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) t Tainted: G D W 5.1[ 99.907769] r7:00000058 r6:c1ad08d8 r5:c1ad08f4 r4:c4796000 0.147-cip17 #1 # [ 99.194966] [ 99.916296] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) Hardware name: Freescale i.MX6 Qu[ 99.927932] r9:c1ad0228 r8:c15e8544 r7:c4797f60 r6:00000010 r5:c5ff7000 r4:00000003 ad/DualLite (Device Tree) # [ [ 99.938540] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) 99.201497] Backtrace: # [ 99.[ 99.950009] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 203977] [] (dump_backtr[ 99.960877] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ace) from [] (show_stac[ 99.971647] r9:c4797f60 r8:c5323780 r7:00000010 r6:b6e0e000 r5:c5b3e3c0 r4:c0c2e8c8 k+0x20/0x24) # [ 99.211557] r[ 99.982253] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 7:ffffffff r6:600e0013 r5:0000000[ 99.992935] r9:c07f5b64 r8:c4797f60 r7:c2816000 r6:b6e0e000 r5:c5b3e3c0 r4:00000000 0 r4:c1f0f768 # [ 99.217228] [[ 100.003537] [] (vfs_write) from [] (ksys_write+0x74/0xec) ] (show_stack) from [] (dump_stack+0xe0/0x100)[ 100.024214] r4:c5b3e3c0 # [ 99.224553] [] ([ 100.029615] [] (ksys_write) from [] (sys_write+0x18/0x1c) dump_stack) from [] (__[ 100.039607] r9:c4796000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:00000010 r4:00000010 warn+0xfc/0x16c) # [ 99.231524[ 100.050212] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) ] r9:00000009 r8:c0c2eab4 r7:000[ 100.060635] Exception stack(0xc4797fa8 to 0xc4797ff0) 00053 r6:00000009 r5:c0c2eab4 r4:[ 100.068549] 7fa0: 00000010 00000010 00000001 b6e0e000 00000010 00000000 c1ad08d8 # [ 99.239278] [] (__warn) from [][ 100.090618] 7fe0: 00000004 beb4d788 b6ec04cf b6e467e6 (warn_slowpath_fmt+0x8c/0xa8) #[ 100.098574] irq event stamp: 0 [ 99.246767] r7:00000053 r6:c[ 100.104452] hardirqs last enabled at (0): [<00000000>] 0x0 1ad08d8 r5:00000000 r4:c5d76000 [ 100.112951] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 99.252441] [] (wa[ 100.123283] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c rn_slowpath_fmt) from [[ 100.133619] softirqs last disabled at (0): [<00000000>] 0x0 ] (lkdtm_WARNING+0x48/0x4c) # [ [ 100.142041] ---[ end trace 70172511598b0279 ]--- 99.260539] r9:c1ad0220 r8:c15e8544 r7:c5d77f60 r6:00000008 r5:c6c76000 r4:00000002 # [ 99.268293] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.276221] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.284238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 99.292161] r9:c5d77f60 r8:c5323780 r7:00000008 r6:b6e03000 r5:c6adc140 r4:c0c2e8c8 # [ 99.299917] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 99.307755] r9:c07f5b64 r8:c5d77f60 r7:c2816000 r6:b6e03000 r5:c6adc140 r4:00000000 # [ 99.315507] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 99.322650] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c5d76000 r5:c6adc140 # [ 99.330482] r4:c6adc140 # [ 99.333025] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 99.340169] r9:c5d76000 r8:c03002e4 r7:00000004 r6:b6f4ae00 r5:00000008 r4:00000008 # [ 99.347923] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 99.355498] Exception stack(0xc5d77fa8 to 0xc5d77ff0) # [ 99.360559] 7fa0: 00000008 00000008 00000001 b6e03000 00000008 00000000 # [ 99.368744] 7fc0: 00000008 00000008 b6f4ae00 00000004 00000001 00000000 00020000 bee57a54 # [ 99.376927] 7fe0: 00000004 bee57788 b6eb54cf b6e3b7e6 # [ 99.382063] irq event stamp: 0 # [ 99.388004] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 99.396459] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 99.406819] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 99.417179] softirqs last disabled at (0): [<00000000>] 0x0 # [ 99.425630] ---[ end trace 70172511598b0278 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 99.756358] lkdtm: Performing direct entry WARNING_MESSAGE # [ 99.764345] ------------[ cut here ]------------ # [ 99.772024] WARNING: CPU: 3 PID: 908 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 99.784100] Warning message trigger count: 2 # [ 99.791057] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 99.822798] CPU: 3 PID: 908 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 99.833190] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 99.842577] Backtrace: # [ 99.847905] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 99.858318] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 99.866841] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 99.877011] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 99.886827] r9:00000009 r8:c0c2eb04 r7:00000058 r6:00000009 r5:c0c2eb04 r4:c1ad08d8 # [ 99.897430] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 99.907769] r7:00000058 r6:c1ad08d8 r5:c1ad08f4 r4:c4796000 # [ 99.916296] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 99.927932] r9:c1ad0228 r8:c15e8544 r7:c4797f60 r6:00000010 r5:c5ff7000 r4:00000003 # [ 99.938540] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 99.950009] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 99.960877] [] (direct_entry) from [] (full_proxy_write+0x64/0x94[ 100.483498] Unable to handle kernel NULL pointer dereference at virtual address 00000000 ) # [ 99.971647] r9:c4797f60 [ 100.494550] pgd = 05f49b33 r8:c5323780 r7:00000010 r6:b6e0e0[ 100.500140] [00000000] *pgd=00000000 00 r5:c5b3e3c0 r4:c0c2e8c8 # [ [ 100.506540] Internal error: Oops: 805 [#2] SMP ARM 99.982253] [] (full_pr[ 100.514131] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 oxy_write) from [[< c 100509.85745832] CPU: 3 PID: 940 Comm: cat Tainted: G D W 5.10.147-cip17 #1 8>] (vfs_[w r i1t0e0+.05x51505c6/] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0x524) # [ 99.992935] r9:c07f 100.563843] PC is at lkdtm_EXCEPTION+0x18/0x20 5b64 r8:c4797f6[0 r170:0c.25871053] LR is at lkdtm_do_action+0x2c/0x4c 6000 r6:b6e[0 e100000. 5r757:4c87] pc : [] lr : [] psr: a00e0013 b3e3c0 r[4 : 0100000.050805057 5] sp : c5cfbe58 ip : c5cfbe68 fp : c5cfbe64 [ 100.00[3 5 3170]0 .[5<9c205534] r10: 0000000a r9 : c1ad0238 r8 : c15e8544 86cc>] ([v f s10_0w.r5i9t9e5)7 9f r7 : c5cfbf60 r6 : 0000000a r5 : c5ff7000 r4 : 00000004 rom [6]0 7(7k5s4] r3 : 00000000 r2 : 9ec66036 r1 : ef7c05e0 r0 : c15e8564 s_write+0x74[/ 0 x1e0c0).6 1#6 019] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 100.013530][ r11000:.060205061] Control: 10c5387d Table: 16cf804a DAC: 00000051 0004 r9:000000[0 0 1r080:.60302015] Process cat (pid: 940, stack limit = 0x42c50e6f) 00000 r7:[b 6 e100e00.0604 0r268:] Stack: (0xc5cfbe58 to 0xc5cfc000) c4796000 r[5 : c150b03.e634c60373] be40: c5cfbe74 c5cfbe68 # [ 100.024214] [ r 41:0c05.b636376] be60: c0c2e4e8 c0c2eb18 c5cfbe9c c5cfbe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6bfc780 e3c0 # [ 100[. 0 2190601.56]6 6631] be80: b6e12000 0000000a c5323780 c5cfbf60 c5cfbec4 c5cfbea0 c07f5bc8 c0c2e8d4 ] ([k s y1s0_0w.r6i7t6e02] bea0: 00000000 c6bfc780 b6e12000 c2816000 c5cfbf60 c07f5b64 c5cfbf5c c5cfbec8 ) from [0]0 .(6s8y6887] bec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5cfa000 _write+0x18/0[x 1 c1)00. 6#9 7[057] bee0: b6e12000 00020000 00000004 0000000a 0001fff6 c5cfbee0 00000001 b6e11000 100.039607] [r 9 :1c0407.976007142] bf00: c5b31180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0 r8:c03002e4 [r 7 :100000.070107314] bf20: 00000000 00000000 c13a07c8 9ec66036 c205cb60 c6bfc780 c6bfc780 c5cfa000 4 r6:b6f55e00 r[5 : 0100000.07021486] bf40: b6e12000 00000000 00000000 00000004 c5cfbf94 c5cfbf60 c0598d6c c05986d8 0 r4:00000010 # [[ 110000..707658] bf60: 00000000 00000000 c5cfbfac 9ec66036 0000000a 0000000a b6f59e00 00000004 50212] [1]0 0(.s7y4s915] bf80: c03002e4 c5cfa000 c5cfbfa4 c5cfbf98 c0598dfc c0598d04 00000000 c5cfbfa8 _write) from [[ < c100300.0705c8085] bfa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6e12000 0000000a 00000000 >] (ret_fast_sy[s c a1l0l0+.07x60170] bfc0: 0000000a 0000000a b6f59e00 00000004 00000001 00000000 00020000 bef71a54 /0x28) # [ 10[0 . 0160006.3757]341] bfe0: 00000004 bef71788 b6ec44cf b6e4a7e6 800e0030 00000001 00000000 00000000 Exception sta[c k (100x0c.477898505] Backtrace: fa8 to 0xc4797ff0) # [ 1[0 0 .100.792960] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) 68549] 7fa0: [ 1 0 0 .803562] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 00000010 00000010 00[0 0 01000.813823] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 1 b6e0e000 0000[0 0 1100 00.08020164] r9:c5cfbf60 r8:c5323780 r7:0000000a r6:b6e12000 r5:c6bfc780 r4:c0c2e8c8 0000 # [ 100.079586] [7 f c100:.833906] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 00000010 000000[1 0 1b060f.58544073] r9:c07f5b64 r8:c5cfbf60 r7:c2816000 r6:b6e12000 r5:c6bfc780 r4:00000000 00 00000004 0000[0 0 0110 00.08053897] [] (vfs_write) from [] (ksys_write+0x74/0xec) 0000 00020000[ b e1b040d.a8564314] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c5cfa000 r5:c6bfc780 # [ 1[0 0 .100900.681782]8 477f r4:c6bfc780 e0: 00000004 b[e b 41d0708.88 7b7034] [] (ksys_write) from [] (sys_write+0x18/0x1c) ec04cf b6e467e[6 1#0 0[. 8 816165] r9:c5cfa000 r8:c03002e4 r7:00000004 r6:b6f59e00 r5:0000000a r4:0000000a 0.098574] irq event[ s t1a0m0p.:95905] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) 0 # [[ 110000..190045465325] Exception stack(0xc5cfbfa8 to 0xc5cfbff0) hardirqs las[t 1e0n0a.b9l1e2d37] bfa0: 0000000a 0000000a 00000001 b6e12000 0000000a 00000000 at (0): [<00[0 0 0100000.>9]2 2023] bfc0: 0000000a 0000000a b6f59e00 00000004 00000001 00000000 00020000 bef71a54 x0 # [ [ 1 0100.01.1923925510]4] bfe0: 00000004 bef71788 b6ec44cf b6e4a7e6 hardirqs last dis[a b l1e0d0 .a9t9297] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) (0): [] copy_process+0[ 100.947520] ---[ end trace 70172511598b027a ]--- x5c8/0x194c # [ 100.123283] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 100.133619] softirqs last disabled at (0): [<00000000>] 0x0 # [ 100.142041] ---[ end trace 70172511598b0279 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh # Segmentation fault # [ 100.470015] lkdtm: Performing direct entry EXCEPTION # [ 100.477700] 8<--- cut here --- # [ 100.483498] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 100.494550] pgd = 05f49b33 # [ 100.500140] [00000000] *pgd=00000000 # [ 100.506540] Internal error: Oops: 805 [#2] SMP ARM # [ 100.514131] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 100.545832] CPU: 3 PID: 940 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 100.555566] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 100.563843] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 100.571053] LR is at lkdtm_do_action+0x2c/0x4c # [ 100.577487] pc : [] lr : [] psr: a00e0013 # [ 100.585575] sp : c5cfbe58 ip : c5cfbe68 fp : c5cfbe64 # [ 100.592534] r10: 0000000a r9 : c1ad0238 r8 : c15e8544 # [ 100.599579] r7 : c5cfbf60 r6 : 0000000a r5 : c5ff7000 r4 : 00000004 # [ 100.607754] r3 : 00000000 r2 : 9ec66036 r1 : ef7c05e0 r0 : c15e8564 # [ 100.616019] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 100.625061] Control: 10c5387d Table: 16cf804a DAC: 00000051 # [ 100.632715] Process cat (pid: 940, stack limit = 0x42c50e6f) # [ 100.640280] Stack: (0xc5cfbe58 to 0xc5cfc000) # [ 100.646373] be40: c5cfbe74 c5cfbe68 # [ 100.656376] be60: c0c2e4e8 c0c2eb18 c5cfbe9c c5cfbe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6bfc780 # [ 100.666631] be80: b6e12000 0000000a c5323780 c5cfbf60 c5cfbec4 c5cfbea0 c07f5bc8 c0c2e8d4 # [ 100.676802] bea0: 00000000 c6bfc780 b6e12000 c2816000 c5cfbf60 c07f5b64 c5cfbf5c c5cfbec8 # [ 100.686887] bec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5cfa000 # [ 100.697057] bee0: b6e12000 00020000 00000004 0000000a 0001fff6 c5cfbee0 00000001 b6e11000 # [ 100.707142] bf00: c5b31180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 100.717314] bf20: 00000000 00000000 c13a07c8 9ec66036 c205cb60 c6bfc780 c6bfc780 c5cfa000 # [ 100.727486] bf40: b6e12000 00000000 00000000 00000004 c5cfbf94 c5cfbf60 c0598d6c c05986d8 # [ 100.737658] bf60: 00000000 00000000 c5cfbfac 9ec66036 0000000a 0000000a b6f59e00 00000004 # [ 100.747915] bf80: c03002e4 c5cfa000 c5cfbfa4 c5cfbf98 c0598dfc c0598d04 00000000 c5cfbfa8 # [ 100.758085] bfa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6e12000 0000000a 00000000 # [ 100.768170] bfc0: 0000000a 0000000a b6f59e00 00000004 00000001 00000000 00020000 bef71a54 # [ 100.778341] bfe0: 00000004 bef71788 b6ec44cf b6e4a7e6 800e0030 00000001 00000000 00000000 # [ 100.788505] Backtrace: # [ 100.792960] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 100.803562] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 100.813823] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 100.824164] r9:c5cfbf60 r8:c5323780 r7:0000000a r6:b6e12000 r5:c6bfc780 r4:c0c2e8c8 # [ 100.833906] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 100.844073] r9:c07f5b64 r8:c5cfbf60 r7:c2816000 r6:b6e12000 r5:c6bfc780 r4:00000000 # [ 100.853897] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 100.863114] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c5cfa000 r5:c6bfc780 # [ 100.872847] r4:c6bfc780 # [ 100.877034] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 100.886165] r9:c5cfa000 r8:c03002e4 r7:00000004 r6:b6f59e00 r5:0000000a r4:0000000a # [ 100.895905] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 100.905635] Exception stack(0xc5cfbfa8 to 0xc5cfbff0) # [ 100.912337] bfa0: 0000000a 0000000a 00000001 b6e12000 0000000a 00000000 # [ 100.922423] bfc0: 0000000a 0000000a b6f59e00 00000004 00000001 00000000 00020000 bef71a54 # [ 100.932504] bfe0: 00000004 bef71788 b6ec44cf b6e4a7e6 # [ 100.939297] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 100.947520] ---[ end trace 70172511598b027a ]--- # 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 [ 102.129901] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 102.135726] lkdtm: attempting good list addition [ 102.140380] lkdtm: attempting corrupted list addition [ 102.145499] lkdtm: list_add() corruption not detected! # [ 102.129901] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 102.135726] lkdtm: attempting good list addition # [ 102.140380] lkdtm: attempting corrupted list addition # [ 102.145499] 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 [ 102.479376] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 102.484968] lkdtm: attempting good list removal [ 102.489587] lkdtm: attempting corrupted list removal [ 102.494564] lkdtm: list_del() corruption not detected! # [ 102.479376] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 102.484968] lkdtm: attempting good list removal # [ 102.489587] lkdtm: attempting corrupted list removal # [ 102.494564] 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 [ 102.816502] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 102.822790] lkdtm: attempting bad read from page below current stack [ 102.829383] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 102.816502] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 102.822790] lkdtm: attempting bad read from page below current stack # [ 102.829383] 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 [ 103.150128] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 103.156573] lkdtm: attempting bad read from page above current stack [ 103.162943] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 103.150128] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 103.156573] lkdtm: attempting bad read from page above current stack # [ 103.162943] 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 [ 103.491751] lkdtm: Performing direct entry UNSET_SMEP [ 103.497030] lkdtm: XFAIL: this test is x86_64-only # [ 103.491751] lkdtm: Performing direct entry UNSET_SMEP # [ 103.497030] 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 [ 103.824363] lkdtm: Performing direct entry DOUBLE_FAULT [ 103.829852] lkdtm: XFAIL: this test is ia32-only # [ 103.824363] lkdtm: Performing direct entry DOUBLE_FAULT # [ 103.829852] 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 [ 104.154513] lkdtm: Performing direct entry CORRUPT_PAC [ 104.159942] lkdtm: XFAIL: this test is arm64-only # [ 104.154513] lkdtm: Performing direct entry CORRUPT_PAC # [ 104.159942] 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 [ 104.485032] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 104.491621] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 104.485032] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 104.491621] 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 [ 105.192739] lkdtm: Performing direct entry READ_AFTER_FREE [ 105.198313] lkdtm: Value in memory before free: 12345678 [ 105.203636] lkdtm: Attempting bad read from freed memory [ 105.209007] lkdtm: Memory was not poisoned # [ 105.192739] lkdtm: Performing direct entry READ_AFTER_FREE # [ 105.198313] lkdtm: Value in memory before free: 12345678 # [ 105.203636] lkdtm: Attempting bad read from freed memory # [ 105.209007] 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 [ 105.713559] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 105.719685] lkdtm: Value in memory before free: 12345678 [ 105.725011] lkdtm: Attempting to read from freed memory [ 105.730295] lkdtm: Buddy page was not poisoned # [ 105.713559] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 105.719685] lkdtm: Value in memory before free: 12345678 # [ 105.725011] lkdtm: Attempting to read from freed memory # [ 105.730295] 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 [ 106.065786] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 106.071392] lkdtm: Attempting double slab free ... # [ 106.065786] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 106.071392] 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 [ 106.397714] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 106.403232] lkdtm: Attempting cross-cache slab free ... # [ 106.397714] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 106.403232] 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 [ 106.721700] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 106.727291] lkdtm: Attempting non-Slab slab free ... # [ 106.721700] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 106.727291] 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 [ 107.736390] lkdtm: Performing direct entry EXEC_DATA [ 107.741377] lkdtm: attempting ok execution at c0c2f258 [ 107.746644] lkdtm: attempting bad execution at c26f774c [ 107.751920] 8<--- cut here --- [ 107.754986] Unable to handle kernel paging request at virtual address c26f774c [ 107.762217] pgd = e02b32d8 [ 107.764933] [c26f774c] *pgd=1261141e(bad) [ 107.768980] Internal error: Oops: 8000000d [#3] SMP ARM [ 107.774229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 107.803514] CPU: 0 PID: 1783 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 107.811279] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 107.817839] PC is at data_area+0x0/0x40 [ 107.821707] LR is at execute_location+0xa4/0xb4 [ 107.826258] pc : [] lr : [] psr: 600e0013 [ 107.832547] sp : c5aafe38 ip : 00000027 fp : c5aafe54 [ 107.837792] r10: 0000000a r9 : c1ad041c r8 : c15e8544 [ 107.843039] r7 : c5aaff60 r6 : 00000001 r5 : c26f774c r4 : c0c2f258 [ 107.849586] r3 : a1cf4488 r2 : a1cf4488 r1 : ef7815e4 r0 : 0000002b [ 107.856138] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 107.863297] Control: 10c5387d Table: 16df004a DAC: 00000051 [ 107.869067] Process cat (pid: 1783, stack limit = 0xc00e9a79) [ 107.874835] Stack: (0xc5aafe38 to 0xc5ab0000) [ 107.879219] fe20: 0000001f c5969000 [ 107.887428] fe40: 0000000a c5aaff60 c5aafe64 c5aafe58 c138b1b0 c138afac c5aafe74 c5aafe68 [ 107.895637] fe60: c0c2e4e8 c138b198 c5aafe9c c5aafe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5b30f00 [ 107.903844] fe80: b6e3c000 0000000a c5323780 c5aaff60 c5aafec4 c5aafea0 c07f5bc8 c0c2e8d4 [ 107.912051] fea0: 00000000 c5b30f00 b6e3c000 c2816000 c5aaff60 c07f5b64 c5aaff5c c5aafec8 [ 107.920259] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5aae000 [ 107.928466] fee0: b6e3c000 00020000 00000004 0000000a 0001fff6 c5aafee0 00000001 b6e3b000 [ 107.936671] ff00: c69cf180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 107.944879] ff20: 00000000 00000000 c13a07c8 a1cf4488 c205cb60 c5b30f00 c5b30f00 c5aae000 [ 107.953086] ff40: b6e3c000 00000000 00000000 00000004 c5aaff94 c5aaff60 c0598d6c c05986d8 [ 107.961296] ff60: 00000000 00000000 c5aaffac a1cf4488 0000000a 0000000a b6f83e00 00000004 [ 107.969503] ff80: c03002e4 c5aae000 c5aaffa4 c5aaff98 c0598dfc c0598d04 00000000 c5aaffa8 [ 107.977710] ffa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6e3c000 0000000a 00000000 [ 107.985917] ffc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be950a54 [ 107.994123] ffe0: 00000004 be950788 b6eee4cf b6e747e6 800e0030 00000001 00000000 00000000 [ 108.002317] Backtrace: [ 108.004815] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 108.013023] r7:c5aaff60 r6:0000000a r5:c5969000 r4:0000001f [ 108.018727] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 108.026857] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 108.034901] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 108.042848] r9:c5aaff60 r8:c5323780 r7:0000000a r6:b6e3c000 r5:c5b30f00 r4:c0c2e8c8 [ 108.050630] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 108.058491] r9:c07f5b64 r8:c5aaff60 r7:c2816000 r6:b6e3c000 r5:c5b30f00 r4:00000000 [ 108.066265] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 108.073431] r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c5aae000 r5:c5b30f00 [ 108.081280] r4:c5b30f00 [ 108.083846] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 108.091011] r9:c5aae000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:0000000a r4:0000000a [ 108.098788] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 108.106377] Exception stack(0xc5aaffa8 to 0xc5aafff0) [ 108.111458] ffa0: 0000000a 0000000a 00000001 b6e3c000 0000000a 00000000 [ 108.119665] ffc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be950a54 [ 108.127866] ffe0: 00000004 be950788 b6eee4cf b6e747e6 [ 108.132948] Code: 00000000 c2e23840 c2e23900 c2e239c0 (e1a0c00d) [ 108.139074] ---[ end trace 70172511598b027b ]--- # Segmentation fault # [ 107.736390] lkdtm: Performing direct entry EXEC_DATA # [ 107.741377] lkdtm: attempting ok execution at c0c2f258 # [ 107.746644] lkdtm: attempting bad execution at c26f774c # [ 107.751920] 8<--- cut here --- # [ 107.754986] Unable to handle kernel paging request at virtual address c26f774c # [ 107.762217] pgd = e02b32d8 # [ 107.764933] [c26f774c] *pgd=1261141e(bad) # [ 107.768980] Internal error: Oops: 8000000d [#3] SMP ARM # [ 107.774229] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 107.803514] CPU: 0 PID: 1783 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 107.811279] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 107.817839] PC is at data_area+0x0/0x40 # [ 107.821707] LR is at execute_location+0xa4/0xb4 # [ 107.826258] pc : [] lr : [] psr: 600e0013 # [ 107.832547] sp : c5aafe38 ip : 00000027 fp : c5aafe54 # [ 107.837792] r10: 0000000a r9 : c1ad041c r8 : c15e8544 # [ 107.843039] r7 : c5aaff60 r6 : 00000001 r5 : c26f774c r4 : c0c2f258 # [ 107.849586] r3 : a1cf4488 r2 : a1cf4488 r1 : ef7815e4 r0 : 0000002b # [ 107.856138] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.863297] Control: 10c5387d Table: 16df004a DAC: 00000051 # [ 107.869067] Process cat (pid: 1783, stack limit = 0xc00e9a79) # [ 107.874835] Stack: (0xc5aafe38 to 0xc5ab0000) # [ 107.879219] fe20: 0000001f c5969000 # [ 107.887428] fe40: 0000000a c5aaff60 c5aafe64 c5aafe58 c138b1b0 c138afac c5aafe74 c5aafe68 # [ 107.895637] fe60: c0c2e4e8 c138b198 c5aafe9c c5aafe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5b30f00 # [ 107.903844] fe80: b6e3c000 0000000a c5323780 c5aaff60 c5aafec4 c5aafea0 c07f5bc8 c0c2e8d4 # [ 107.912051] fea0: 00000000 c5b30f00 b6e3c000 c2816000 c5aaff60 c07f5b64 c5aaff5c c5aafec8 # [ 107.920259] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5aae000 # [ 107.928466] fee0: b6e3c000 00020000 00000004 0000000a 0001fff6 c5aafee0 00000001 b6e3b000 # [ 107.936671] ff00: c69cf180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.944879] ff20: 00000000 00000000 c13a07c8 a1cf4488 c205cb60 c5b30f00 c5b30f00 c5aae000 # [ 107.953086] ff40: b6e3c000 00000000 00000000 00000004 c5aaff94 c5aaff60 c0598d6c c05986d8 # [ 107.961296] ff60: 00000000 00000000 c5aaffac a1cf4488 0000000a 0000000a b6f83e00 00000004 # [ 107.969503] ff80: c03002e4 c5aae000 c5aaffa4 c5aaff98 c0598dfc c0598d04 00000000 c5aaffa8 # [ 107.977710] ffa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6e3c000 0000000a 00000000 # [ 107.985917] ffc0: 0000000a 0000000a b6f83e00 00000004 00000001 00000000 00020000 be950a54 # [ 107.994123] ffe0: 00000004 be950788 b6eee4cf b6e747e6 800e0030 00000001 00000000 00000000 # [ 108.002317] Backtrace: # [ 108.004815] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 108.013023] r7:c5aaff60 r6:0000000a r5:c5969000 r4:0000001f # [ 108.018727] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.026857] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 108.034901] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.042848] r9:c5aaff60 r8:c5323780 r7:0000000a r6:b6e3c000 r5:c5b30f00 r4:c0c2e8c8 [ 108.567142] lkdtm: Performing direct entry EXEC_STACK # [ 108.050630] [[ < c10078f.55b4508] lkdtm: attempting ok execution at c0c2f258 64>] (full_proxy_write) from [] (vfs_write+0x10c/0x524)[ 108.589894] 8<--- cut here --- # [ 108.05[8 4 9110]8 . 5r995:735] Unable to handle kernel paging request at virtual address c6a97e0c 07f5b64 r8:c[5 a a1f0f86.06 0r47867] pgd = e988441a c2816000 r6:b6e3c000 r5[: c 51b03.609480] [c6a97e0c] *pgd=16a1141e(bad) 0f00 r4:00000000[ #1 0[8 . 6115837] Internal error: Oops: 8000000d [#4] SMP ARM 8.066265] [] (vfs_write[ 108.623142] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 ) from [ ]1 0(8k.s6y54843] CPU: 1 PID: 1859 Comm: cat Tainted: G D W 5.10.147-cip17 #1 _write+0x7[4 / 01x0e8c.)66 4#6 64] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 108.073431] [ r 11008:.060703014] PC is at 0xc6a97e0c 0004 r9:00000000 r8:0[0 0 010080.678068] LR is at execute_location+0xa4/0xb4 0 r7:b6e3c0[0 0 1r068:.c658a4a8e6] pc : [] lr : [] psr: 600e0013 000 r5:c5[b 3 01f0080.6 9#2 9[3 ] sp : c6a97de8 ip : c6a97cf0 fp : c6a97e04 108.0812[8 0 ]1 0 8r.46:9c9589b1] r10: 0000000b r9 : c1ad0428 r8 : c15e8544 0f00 # [[ 110088..07803688456] r7 : c6a97f60 r6 : 00000001 r5 : c6a97e0c r4 : c0c2f258 ] [8]. 7(1k5s1y1s1] r3 : ad0caf4f r2 : ad0caf4f r1 : ef7965e0 r0 : 0000002b write) from [<[c 0 519088d.7f2c3>75] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ] (sys_writ[e + 01x0188./703x214c5] Control: 10c5387d Table: 16e1404a DAC: 00000051 ) # [ 10[8 . 0190180.1713]9 9 82] Process cat (pid: 1859, stack limit = 0x87c5f5fc) 9:c5aae000[ r 81:0c80.37040725e48] Stack: (0xc6a97de8 to 0xc6a98000) r7:00000004 r6:b[6 f 8130e80.07 3731] 7de0: c6a96000 c6e53000 0000000b c6a97f60 c6a97e64 c6a97e08 r5:0000000a r4:[0 0 0100080.07a6987] 7e00: c138b1ec c138afac c6a97e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 108.098[7 8 81]0 8[.<7c704558] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 98de4>] (sys_w[r i t1e0)8. 7f8r4o44] 7e40: e3a02040 e3a01d33 e5930018 ad0caf4f 0000000b 00000020 c6a97e74 c6a97e68 m [][ ( r1e0t8_.f7a9s4328] 7e60: c0c2e4e8 c138b1c0 c6a97e9c c6a97e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6c192c0 _syscall+0x0[/ 0 x12088).8 0#4 499] 7e80: b6dcf000 0000000b c5323780 c6a97f60 c6a97ec4 c6a97ea0 c07f5bc8 c0c2e8d4 108.106377] [E x c1e0p8t.i8o1n4582] 7ea0: 00000000 c6c192c0 b6dcf000 c2816000 c6a97f60 c07f5b64 c6a97f5c c6a97ec8 stack(0xc5aaff[a 8 1t0o8 .082x4c54] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6a96000 5aafff0) # [ [1 0 81.0181.18435838] 7ee0: b6dcf000 00020000 00000004 0000000b 0001fff5 c6a97ee0 00000001 b6dce000 8] ffa0: [ 1 0 8 . 8 45009] 7f00: c69ce3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000000a 0000[0 0 01a0 80.08050266] 7f20: 00000000 00000000 c13a07c8 ad0caf4f c205cb60 c6c192c0 c6c192c0 c6a96000 0001 b6e3c000 0[0 0 0100080.a8 60437] 7f40: b6dcf000 00000000 00000000 00000004 c6a97f94 c6a97f60 c0598d6c c05986d8 0000000 # [ 108[. 1 1190686.58]5609] 7f60: 00000000 00000000 c6a97fac ad0caf4f 0000000b 0000000b b6f16e00 00000004 ffc0: 0000000[a 0100080.080805865] 7f80: c03002e4 c6a96000 c6a97fa4 c6a97f98 c0598dfc c0598d04 00000000 c6a97fa8 b6f83e00 0000[0 0 0140 80.080906035] 7fa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6dcf000 0000000b 00000000 001 00000000[ 0 0100280.0900602 6] 7fc0: 0000000b 0000000b b6f16e00 00000004 00000001 00000000 00020000 bea5fa54 be950a54 # [ [ 1 0180.81.297186207] 7fe0: 00000004 bea5f788 b6e814cf b6e077e6 800e0030 00000001 00000000 00000000 6] ffe0: 000000[0 4 1b0e89.59027372] Backtrace: 88 b6eee4cf b6e747e6 # [[ 1108.930825] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) 8.132948] Code: 00[0 0 0100080. 941512] r7:c6a97f60 r6:0000000b r5:c6e53000 r4:c6a96000 2e23840 c2e23900 c2e239c0 (e1a[0 108.949348] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) 00d) # [[ 110088..9163091097] r4:00000020 4] ---[ end trace 701[7 2 5110185964475] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 98b027b ]--- # EXEC_D[A T A1:0 8.974734] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) issing 'call [t r a1c0e8:.'9:8 4[87] r9:c6a97f60 r8:c5323780 r7:0000000b r6:b6dcf000 r5:c6c192c0 r4:c0c2e8c8 FAIL] not ok 30 selftest[s : 1l8.994641] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) kdtm: EXEC_D[A T A1.0s9h. 0#0 4e893] r9:c07f5b64 r8:c6a97f60 r7:c2816000 r6:b6dcf000 r5:c6c192c0 r4:00000000 it=1 # selftests:[ l k1d0t9m.:014548] [] (vfs_write) from [] (ksys_write+0x74/0xec) EXEC_STACK.sh [ 109.023848] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c6a96000 r5:c6c192c0 [ 109.032973] r4:c6c192c0 [ 109.035520] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.042665] r9:c6a96000 r8:c03002e4 r7:00000004 r6:b6f16e00 r5:0000000b r4:0000000b [ 109.050420] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.057993] Exception stack(0xc6a97fa8 to 0xc6a97ff0) [ 109.063051] 7fa0: 0000000b 0000000b 00000001 b6dcf000 0000000b 00000000 [ 109.071237] 7fc0: 0000000b 0000000b b6f16e00 00000004 00000001 00000000 00020000 bea5fa54 [ 109.079419] 7fe0: 00000004 bea5f788 b6e814cf b6e077e6 [ 109.084482] Code: c6a97e08 c138b1ec c138afac c6a97e6c (e1a0c00d) [ 109.090588] ---[ end trace 70172511598b027c ]--- # Segmentation fault # [ 108.567142] lkdtm: Performing direct entry EXEC_STACK # [ 108.574508] lkdtm: attempting ok execution at c0c2f258 # [ 108.581832] lkdtm: attempting bad execution at c6a97e0c # [ 108.589894] 8<--- cut here --- # [ 108.595735] Unable to handle kernel paging request at virtual address c6a97e0c # [ 108.604867] pgd = e988441a # [ 108.609480] [c6a97e0c] *pgd=16a1141e(bad) # [ 108.615837] Internal error: Oops: 8000000d [#4] SMP ARM # [ 108.623142] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 108.654843] CPU: 1 PID: 1859 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 108.664664] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 108.673014] PC is at 0xc6a97e0c # [ 108.678068] LR is at execute_location+0xa4/0xb4 # [ 108.684846] pc : [] lr : [] psr: 600e0013 # [ 108.692933] sp : c6a97de8 ip : c6a97cf0 fp : c6a97e04 # [ 108.699891] r10: 0000000b r9 : c1ad0428 r8 : c15e8544 # [ 108.706850] r7 : c6a97f60 r6 : 00000001 r5 : c6a97e0c r4 : c0c2f258 # [ 108.715111] r3 : ad0caf4f r2 : ad0caf4f r1 : ef7965e0 r0 : 0000002b # [ 108.723375] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 108.732415] Control: 10c5387d Table: 16e1404a DAC: 00000051 # [ 108.739982] Process cat (pid: 1859, stack limit = 0x87c5f5fc) # [ 108.747548] Stack: (0xc6a97de8 to 0xc6a98000) # [ 108.753731] 7de0: c6a96000 c6e53000 0000000b c6a97f60 c6a97e64 c6a97e08 # [ 108.763987] 7e00: c138b1ec c138afac c6a97e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 108.774158] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 # [ 108.784244] 7e40: e3a02040 e3a01d33 e5930018 ad0caf4f 0000000b 00000020 c6a97e74 c6a97e68 # [ 108.794328] 7e60: c0c2e4e8 c138b1c0 c6a97e9c c6a97e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c6c192c0 # [ 108.804499] 7e80: b6dcf000 0000000b c5323780 c6a97f60 c6a97ec4 c6a97ea0 c07f5bc8 c0c2e8d4 # [ 108.814582] 7ea0: 00000000 c6c192c0 b6dcf000 c2816000 c6a97f60 c07f5b64 c6a97f5c c6a97ec8 # [ 108.824754] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6a96000 # [ 108.834838] 7ee0: b6dcf000 00020000 00000004 0000000b 0001fff5 c6a97ee0 00000001 b6dce000 # [ 108.845009] 7f00: c69ce3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 108.855266] 7f20: 00000000 00000000 c13a07c8 ad0caf4f c205cb60 c6c192c0 c6c192c0 c6a96000 # [ 108.865437] 7f40: b6dcf000 00000000 00000000 00000004 c6a97f94 c6a97f60 c0598d6c c05986d8 # [ 108.875609] 7f60: 00000000 00000000 c6a97fac ad0caf4f 0000000b 0000000b b6f16e00 00000004 # [ 108.885865] 7f80: c03002e4 c6a96000 c6a97fa4 c6a97f98 c0598dfc c0598d04 00000000 c6a97fa8 # [ 108.896035] 7fa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6dcf000 0000000b 00000000 # [ 108.906206] 7fc0: 0000000b 0000000b b6f16e00 00000004 00000001 00000000 00020000 bea5fa54 # [ 108.916207] 7fe0: 00000004 bea5f788 b6e814cf b6e077e6 800e0030 00000001 00000000 00000000 # [ 108.926372] Backtrace: # [ 108.930825] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 108.941512] r7:c6a97f60 r6:0000000b r5:c6e53000 r4:c6a96000 # [ 108.949348] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.960199] r4:00000020 # [ 108.964475] [] (lkdtm_do_action) f[ 109.497219] lkdtm: Performing direct entry EXEC_KMALLOC rom [] (dire[c t _1e0n9.503762] lkdtm: attempting ok execution at c0c2f258 ry+0x120/0x18c) # [ 108.974734][ 109.511471] lkdtm: attempting bad execution at c6ee4140 [] (direct_entry) from[ 109.519415] 8<--- cut here --- [ 109.525251] Unable to handle kernel paging request at virtual address c6ee4140 [] (full_pr[o x y1_0w9.532491] pgd = a37e6672 ite+0x64/0x94) # [ 108.984987] [ 109.537545] [c6ee4140] *pgd=16e1141e(bad) r9:c6a97f60 r8:c5323780 r7:0[0 0109.544435] Internal error: Oops: 8000000d [#5] SMP ARM 0000b r6:b6dcf000 r5:c6c192c0 r4:[ 109.552260] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 c0c2e8c8 # [ 108.994641] [] (full_proxy[_ w r1i0t9e.)594577] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) from [] (vfs_wr[i t e1+9.603287] PC is at 0xc6ee4140 0x10c/0x524) # [ 109.004893] r[ 109.608873] LR is at execute_location+0xa4/0xb4 9:c07f5b64 r8:c6a97[f 6 01 0r97.616260] pc : [] lr : [] psr: 600e0013 c2816000 r6:b6dcf000[ r 51:0c96.624702] sp : c6b73e30 ip : c6b73d38 fp : c6b73e4c 192c0 r4:00000000[ # 1[0 9 .1632186] r10: 0000000d r9 : c1ad0434 r8 : c15e8544 9.014548] [9]. 6(39588] r7 : c6b73f60 r6 : 00000001 r5 : c6ee4140 r4 : c0c2f258 fs_write) from [] (ksys_write) from [] (sys_write+0x18/0x1c) #[ [109.721652] 3e80: b6e9e000 0000000d c5323780 c6b73f60 c6b73ec4 c6b73ea0 c07f5bc8 c0c2e8d4 109.042665] r9:c6a96000 r8:c[0 109.732439] 3ea0: 00000000 c5b0a640 b6e9e000 c2816000 c6b73f60 c07f5b64 c6b73f5c c6b73ec8 3002e4 r7:00000004 r6:b6f16e00 [r 109.743311] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6b72000 5:0000000b r4:0000000b # [ 1[0 109.754183] 3ee0: b6e9e000 00020000 00000004 0000000d 0001fff3 c6b73ee0 00000001 b6e9d000 .050420] [] (sys_wr[i t109.765055] 3f00: c69ce000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 e) from [] (ret_fast[_ 109.775841] 3f20: 00000000 00000000 c13a07c8 6ce90bdf c205cb60 c5b0a640 c5b0a640 c6b72000 yscall+0x0/0x28) # [ 109.057[9 109.786714] 3f40: b6e9e000 00000000 00000000 00000004 c6b73f94 c6b73f60 c0598d6c c05986d8 3] Exception stack(0xc6a97fa8[ t109.797587] 3f60: 00000000 00000000 c6b73fac 6ce90bdf 0000000d 0000000d b6fe5e00 00000004 o 0xc6a97ff0) # [ 109.063051[] 109.808372] 3f80: c03002e4 c6b72000 c6b73fa4 c6b73f98 c0598dfc c0598d04 00000000 c6b73fa8 7fa0: 00000[0 0109.819243] 3fa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6e9e000 0000000d 00000000 b 0000000b 00000001 b6dcf000 0[0 109.830029] 3fc0: 0000000d 0000000d b6fe5e00 00000004 00000001 00000000 00020000 bed4aa54 0000b 00000000 # [ 109.07123[7 109.840901] 3fe0: 00000004 bed4a788 b6f504cf b6ed67e6 800e0030 00000001 00000000 00000000 7fc0: 0000000b 0000000b b6f16e0[ 109.851760] Backtrace: 00000004 00000001 00000000 00020[ 109.857027] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) 000 bea5fa54 # [ 109.079419] [7 109.868311] r7:c6b73f60 r6:0000000d r5:c6e53000 r4:c6ee4140 fe0: 00000004 bea5f788 b6e814cf b[ 109.876678] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 6e077e6 # [ 109.0[8 4 418029]. 87878] r5:c6e53000 r4:00000021 Code: c6a97e08 c138b1ec c138afac [ 109.893643] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) c6a97e6c (e1a0c00d) # [ 109.09[ 109.904518] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 0588] ---[ end trace 70172511598b[ 109.915296] r9:c6b73f60 r8:c5323780 r7:0000000d r6:b6e9e000 r5:c5b0a640 r4:c0c2e8c8 027c ]--- # EXEC_STACK: missing [ 109.925917] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) 'call trace:': [FAIL] not ok 31 109.936605] r9:c07f5b64 r8:c6b73f60 r7:c2816000 r6:b6e9e000 r5:c5b0a640 r4:00000000 selftests: lkdtm: EXEC_STACK.sh #[ 109.947133] [] (vfs_write) from [] (ksys_write+0x74/0xec) exit=1 # selftests: lkdtm: EXE[ 109.957134] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c6b72000 r5:c5b0a640 _KMALLOC.sh [ 109.967735] r4:c5b0a640 [ 109.971417] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 109.978585] r9:c6b72000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:0000000d r4:0000000d [ 109.986364] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 109.993957] Exception stack(0xc6b73fa8 to 0xc6b73ff0) [ 109.999038] 3fa0: 0000000d 0000000d 00000001 b6e9e000 0000000d 00000000 [ 110.007247] 3fc0: 0000000d 0000000d b6fe5e00 00000004 00000001 00000000 00020000 bed4aa54 [ 110.015449] 3fe0: 00000004 bed4a788 b6f504cf b6ed67e6 [ 110.020533] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 110.026659] ---[ end trace 70172511598b027d ]--- # Segmentation fault # [ 109.497219] lkdtm: Performing direct entry EXEC_KMALLOC # [ 109.503762] lkdtm: attempting ok execution at c0c2f258 # [ 109.511471] lkdtm: attempting bad execution at c6ee4140 # [ 109.519415] 8<--- cut here --- # [ 109.525251] Unable to handle kernel paging request at virtual address c6ee4140 # [ 109.532491] pgd = a37e6672 # [ 109.537545] [c6ee4140] *pgd=16e1141e(bad) # [ 109.544435] Internal error: Oops: 8000000d [#5] SMP ARM # [ 109.552260] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 109.583979] CPU: 1 PID: 1938 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 109.594577] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 109.603287] PC is at 0xc6ee4140 # [ 109.608873] LR is at execute_location+0xa4/0xb4 # [ 109.616260] pc : [] lr : [] psr: 600e0013 # [ 109.624702] sp : c6b73e30 ip : c6b73d38 fp : c6b73e4c # [ 109.632186] r10: 0000000d r9 : c1ad0434 r8 : c15e8544 # [ 109.639588] r7 : c6b73f60 r6 : 00000001 r5 : c6ee4140 r4 : c0c2f258 # [ 109.648204] r3 : 6ce90bdf r2 : 6ce90bdf r1 : ef7965e0 r0 : 0000002b # [ 109.656912] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 109.666480] Control: 10c5387d Table: 16e3404a DAC: 00000051 # [ 109.674487] Process cat (pid: 1938, stack limit = 0x7c178f36) # [ 109.682579] Stack: (0xc6b73e30 to 0xc6b74000) # [ 109.689118] 3e20: c6ee4140 c6e53000 0000000d c6b73f60 # [ 109.699908] 3e40: c6b73e64 c6b73e50 c0c2f2a8 c138afac 00000021 c6e53000 c6b73e74 c6b73e68 # [ 109.710865] 3e60: c0c2e4e8 c0c2f27c c6b73e9c c6b73e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5b0a640 # [ 109.721652] 3e80: b6e9e000 0000000d c5323780 c6b73f60 c6b73ec4 c6b73ea0 c07f5bc8 c0c2e8d4 # [ 109.732439] 3ea0: 00000000 c5b0a640 b6e9e000 c2816000 c6b73f60 c07f5b64 c6b73f5c c6b73ec8 # [ 109.743311] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6b72000 # [ 109.754183] 3ee0: b6e9e000 00020000 00000004 0000000d 0001fff3 c6b73ee0 00000001 b6e9d000 # [ 109.765055] 3f00: c69ce000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.775841] 3f20: 00000000 00000000 c13a07c8 6ce90bdf c205cb60 c5b0a640 c5b0a640 c6b72000 # [ 109.786714] 3f40: b6e9e000 00000000 00000000 00000004 c6b73f94 c6b73f60 c0598d6c c05986d8 # [ 109.797587] 3f60: 00000000 00000000 c6b73fac 6ce90bdf 0000000d 0000000d b6fe5e00 00000004 # [ 109.808372] 3f80: c03002e4 c6b72000 c6b73fa4 c6b73f98 c0598dfc c0598d04 00000000 c6b73fa8 # [ 109.819243] 3fa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6e9e000 0000000d 00000000 # [ 109.830029] 3fc0: 0000000d 0000000d b6fe5e00 00000004 00000001 00000000 00020000 bed4aa54 # [ 109.840901] 3fe0: 00000004 bed4a788 b6f504cf b6ed67e6 800e0030 00000001 00000000 00000000 # [ 109.851760] Backtrace: # [ 109.857027] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 109.868311] r7:c6b73f60 r6:0000000d r5:c6e53000 r4:c6ee4140 # [ 109.876678] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.887878] r5:c6e53000 r4:00000021 # [ 109.893643] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 109.904518] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.915296] r9:c6b73f60 r8:c5323780 r7:0000000d r6:b6[ 110.463101] lkdtm: Performing direct entry EXEC_VMALLOC e9e000 r5:c5b0a640 r4:c0c2e8c8 #[ 110.471391] lkdtm: attempting ok execution at c0c2f258 [ 109.925917] [] (ful[ 110.479217] lkdtm: attempting bad execution at f096c000 l_proxy_write) from [] [ 110.487238] 8<--- cut here --- (vfs_write+0x10c/0x524) # [ 109[ 110.493131] Unable to handle kernel paging request at virtual address f096c000 .936605] r9:c07f5b64 r8:c6b73f60[ 110.503235] pgd = 5129ebd0 r7:c2816000 r6:b6e9e000 r5:c5b0a[ 110.508815] [f096c000] *pgd=1294b811, *pte=493fe65f, *ppte=493fe45f 640 r4:00000000 # [ 109.947133][ 110.517954] Internal error: Oops: 8000000f [#6] SMP ARM [] (vfs_write) from [<[ 110.525991] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 c0598d6c>] (ksys_wri[t e +101x07.557696] CPU: 2 PID: 2015 Comm: cat Tainted: G D W 5.10.147-cip17 #1 /0xec) [# [1 1 01.0596.7965877] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 34] r10:0000000[4 r191:00.05075955] PC is at 0xf096c000 0000 r8:00000000 r7:b6e[9 e 01010.581182] LR is at execute_location+0xa4/0xb4 r6:c6b[7 2 010100 .r5588:0c455b] pc : [] lr : [] psr: 600e0013 a640 #[ [ 1 1100.95.9956976703 sp : c5aafe30 ip : c5aafd38 fp : c5aafe4c 5] r4:c[5 b 01a1604.060 2#8 3[3] r10: 0000000d r9 : c1ad0444 r8 : c15e8544 109.971[4 1 71]1 0[.<6c009579938 r7 : c5aaff60 r6 : 00000001 r5 : f096c000 r4 : c0c2f258 cf8>] (k[s y s1_1w0r.i6t1e7)9 6f8] r3 : 03c7a330 r2 : 03c7a330 r1 : ef7ab5e0 r0 : 0000002b om [ ]1 1(0s.y6s2_6w232] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none ite+0x18/0x1c)[ #1 10[. 6 315073] Control: 10c5387d Table: 12cac04a DAC: 00000051 9.978585] r9[: c 61b1702.060402 26] Process cat (pid: 2015, stack limit = 0xc00e9a79) r8:c030[0 2 e141 0r.76:5000507080 Stack: (0xc5aafe30 to 0xc5ab0000) 004 r6:b6fe5e0[0 1r150:.060506088] fe20: f096c000 c6c8e000 0000000d c5aaff60 000d r4:0000000d[ # 1[1 0 .1606674] fe40: c5aafe64 c5aafe50 c0c2f2dc c138afac 00000022 c6c8e000 c5aafe74 c5aafe68 9.986364] [7]6 31] fe60: c0c2e4e8 c0c2f2c0 c5aafe9c c5aafe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5ea3400 (sys_write) [f r o1m1 0[.<6c8073017] fe80: b6dc7000 0000000d c5323780 c5aaff60 c5aafec4 c5aafea0 c07f5bc8 c0c2e8d4 00c0>] (ret_fas[t _ s11y0s.c6a9l7103] fea0: 00000000 c5ea3400 b6dc7000 c2816000 c5aaff60 c07f5b64 c5aaff5c c5aafec8 +0x0/0x28) # [ [ 1 0191.09.97307274] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5aae000 57] Exceptio[n s1t1a0c.k7(107x531] fee0: b6dc7000 00020000 00000004 0000000d 0001fff3 c5aafee0 00000001 b6dc6000 6b73fa8 to 0x[c 6 b17130f.f702)716] ff00: c6bfc280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 109.99903[8 ] 131f0a.07:3 702] ff20: 00000000 00000000 c13a07c8 03c7a330 c205cb60 c5ea3400 c5ea3400 c5aae000 [ 0101000.07047873] ff40: b6dc7000 00000000 00000000 00000004 c5aaff94 c5aaff60 c0598d6c c05986d8 d 0000000d 000000[0 1 1b160e.97e8131] ff60: 00000000 00000000 c5aaffac 03c7a330 0000000d 0000000d b6f0ee00 00000004 000 0000000[d 0101000.070608036] ff80: c03002e4 c5aae000 c5aaffa4 c5aaff98 c0598dfc c0598d04 00000000 c5aaffa8 # [ 110.00724[7 ] 131f0c.07:7 386] ffa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6dc7000 0000000d 00000000 0000000d 00000[0 0 d1 1b06.f7e858557] ffc0: 0000000d 0000000d b6f0ee00 00000004 00000001 00000000 00020000 be982a54 00 00000004 00[0 0 0101001. 70908728] ffe0: 00000004 be982788 b6e794cf b6dff7e6 800e0030 00000001 00000000 00000000 00000 00020000[ b e1d140a.a85048893] Backtrace: # [ 110.015449] 3fe0: 00000004 110.813353] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) bed4a788 b6f504c[f b161e0d.68724555] r7:c5aaff60 r6:0000000d r5:c6c8e000 r4:f096c000 6 # [ 110.020533] Cod[e : 1010.832300] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) 160017 000[0 0 010100 .08040209084] r5:c6c8e000 r4:00000022 00 00000000 (e1a0c[0 0 d1)1 0. 848388] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 110.026659] ---[ end [t r a1c0.858564] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) e 70172511598b[0 2 71d1 0].-8-6-8901] r9:c5aaff60 r8:c5323780 r7:0000000d r6:b6dc7000 r5:c5ea3400 r4:c0c2e8c8 # EXEC_KMALLOC: missing [' c a1l0.878646] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) l trace:': [FA[I L ]11 0n.o8t8 8897] r9:c07f5b64 r8:c5aaff60 r7:c2816000 r6:b6dc7000 r5:c5ea3400 r4:00000000 k 32 selftests: l[k d t1m1:0 .E8X8636] [] (vfs_write) from [] (ksys_write+0x74/0xec) EC_KMALLOC.sh [# e1x1i0t.=9107850] r10:00000004 r9:00000000 r8:00000000 r7:b6dc7000 r6:c5aae000 r5:c5ea3400 # self[t e s1t1s0:. 9l1k7d6t7m0:] r4:c5ea3400 EXEC_VMALLOC.sh [ 110.921861] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 110.930466] r9:c5aae000 r8:c03002e4 r7:00000004 r6:b6f0ee00 r5:0000000d r4:0000000d [ 110.938221] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 110.945795] Exception stack(0xc5aaffa8 to 0xc5aafff0) [ 110.950855] ffa0: 0000000d 0000000d 00000001 b6dc7000 0000000d 00000000 [ 110.959040] ffc0: 0000000d 0000000d b6f0ee00 00000004 00000001 00000000 00020000 be982a54 [ 110.967223] ffe0: 00000004 be982788 b6e794cf b6dff7e6 [ 110.972287] Code: bad PC value [ 110.975405] ---[ end trace 70172511598b027e ]--- # Segmentation fault # [ 110.463101] lkdtm: Performing direct entry EXEC_VMALLOC # [ 110.471391] lkdtm: attempting ok execution at c0c2f258 # [ 110.479217] lkdtm: attempting bad execution at f096c000 # [ 110.487238] 8<--- cut here --- # [ 110.493131] Unable to handle kernel paging request at virtual address f096c000 # [ 110.503235] pgd = 5129ebd0 # [ 110.508815] [f096c000] *pgd=1294b811, *pte=493fe65f, *ppte=493fe45f # [ 110.517954] Internal error: Oops: 8000000f [#6] SMP ARM # [ 110.525991] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 110.557696] CPU: 2 PID: 2015 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 110.567687] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.575955] PC is at 0xf096c000 # [ 110.581182] LR is at execute_location+0xa4/0xb4 # [ 110.588045] pc : [] lr : [] psr: 600e0013 # [ 110.595960] sp : c5aafe30 ip : c5aafd38 fp : c5aafe4c # [ 110.602833] r10: 0000000d r9 : c1ad0444 r8 : c15e8544 # [ 110.609793] r7 : c5aaff60 r6 : 00000001 r5 : f096c000 r4 : c0c2f258 # [ 110.617968] r3 : 03c7a330 r2 : 03c7a330 r1 : ef7ab5e0 r0 : 0000002b # [ 110.626232] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 110.635273] Control: 10c5387d Table: 12cac04a DAC: 00000051 # [ 110.642926] Process cat (pid: 2015, stack limit = 0xc00e9a79) # [ 110.650578] Stack: (0xc5aafe30 to 0xc5ab0000) # [ 110.656588] fe20: f096c000 c6c8e000 0000000d c5aaff60 # [ 110.666674] fe40: c5aafe64 c5aafe50 c0c2f2dc c138afac 00000022 c6c8e000 c5aafe74 c5aafe68 # [ 110.676931] fe60: c0c2e4e8 c0c2f2c0 c5aafe9c c5aafe78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5ea3400 # [ 110.687017] fe80: b6dc7000 0000000d c5323780 c5aaff60 c5aafec4 c5aafea0 c07f5bc8 c0c2e8d4 # [ 110.697103] fea0: 00000000 c5ea3400 b6dc7000 c2816000 c5aaff60 c07f5b64 c5aaff5c c5aafec8 # [ 110.707274] fec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5aae000 # [ 110.717531] fee0: b6dc7000 00020000 00000004 0000000d 0001fff3 c5aafee0 00000001 b6dc6000 # [ 110.727616] ff00: c6bfc280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 110.737702] ff20: 00000000 00000000 c13a07c8 03c7a330 c205cb60 c5ea3400 c5ea3400 c5aae000 # [ 110.747873] ff40: b6dc7000 00000000 00000000 00000004 c5aaff94 c5aaff60 c0598d6c c05986d8 # [ 110.758131] ff60: 00000000 00000000 c5aaffac 03c7a330 0000000d 0000000d b6f0ee00 00000004 # [ 110.768386] ff80: c03002e4 c5aae000 c5aaffa4 c5aaff98 c0598dfc c0598d04 00000000 c5aaffa8 # [ 110.778386] ffa0: c03000c0 c0598df0 0000000d 0000000d 00000001 b6dc7000 0000000d 00000000 # [ 110.788557] ffc0: 0000000d 0000000d b6f0ee00 00000004 00000001 00000000 00020000 be982a54 # [ 110.798728] ffe0: 00000004 be982788 b6e794cf b6dff7e6 800e0030 00000001 00000000 00000000 # [ 110.808893] Backtrace: # [ 110.813353] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 110.824555] r7:c5aaff60 r6:0000000d r5:c6c8e000 r4:f096c000 # [ 110.832300] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.842984] r5:c6c8e000 r4:00000022 # [ 110.848388] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 110.858564] [] (direct_entry) from [] (full_proxy_write+0x64/0[ 111.421808] lkdtm: Performing direct entry EXEC_RODATA x94) # [ 110.868901] r9:c5aaff[ 111.427659] lkdtm: attempting ok execution at c0c2f258 60 r8:c5323780 r7:0000000d r6:b6d[ 111.435601] lkdtm: attempting bad execution at c15e87e0 c7000 r5:c5ea3400 r4:c0c2e8c8 # [ 111.443681] 8<--- cut here --- [ 110.8786[4 6 ]1 1[1.<4c40975f65] Unable to handle kernel paging request at virtual address c15e87e0 b64>] (full_p[r o x1y1_1w.r4i5t8e09] pgd = a182f37b ) from [] (vfs_[w r i1t1.463223] [c15e87e0] *pgd=1141941e(bad) e+0x10c/0x524) #[ [ 1 1111.04.9665] Internal error: Oops: 8000000d [#7] SMP ARM 888897] r9:c07f5b64 r8:c5aaff60 [ 111.476968] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 r7:c2816000 r6:b6[d c 7101010. 5r8670] CPU: 1 PID: 2092 Comm: cat Tainted: G D W 5.10.147-cip17 #1 5:c5ea3400 r[4 : 0101010.051080400] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 110.898636] [] (vfs_write) f[r o m1 1[1<.c504236] LR is at execute_location+0xa4/0xb4 598d6c>] ([k s y1s1_1w.r5i4t0e8+42] pc : [] lr : [] psr: 600e0013 x74/0xe[c ) 1 1#1 .[5 4 8191290] sp : c6e4be38 ip : 00000027 fp : c6e4be54 907850] r[1 0 :101010.05050508403] r10: 0000000c r9 : c1ad0454 r8 : c15e8544 r9:0000000[0 r181:10.05060208049] r7 : c6e4bf60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f258 0 r7:b6d[c 7 010101 .r567:1c1955a r3 : c9f44618 r2 : c9f44618 r1 : ef7965e4 r0 : 0000002b ae000 r5:c5ea[3 4 01011 .#5 7[9 72] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 110.91767[0 ] 1 1r14.:5c858e4a15] Control: 10c5387d Table: 16f8c04a DAC: 00000051 400 # [ 110[. 9 2111816.15]9 5[82] Process cat (pid: 2092, stack limit = 0xcaa17b3b) [] (1k1s1y.s6_0w3r6i33] Stack: (0xc6e4be38 to 0xc6e4c000) e) from [.]6 0(9s13] be20: 00000023 c6e53000 ys_write+0x18/0x1[c ) 1 1#1 .[6 9901] be40: 0000000c c6e4bf60 c6e4be64 c6e4be58 c138b22c c138afac c6e4be74 c6e4be68 110.930466] [ r 91:1c15.a63a0e157] be60: c0c2e4e8 c138b214 c6e4be9c c6e4be78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5b0be00 00 r8:c03002e4 r[7 : 0101010.06040243] be80: b6e41000 0000000c c5323780 c6e4bf60 c6e4bec4 c6e4bea0 c07f5bc8 c0c2e8d4 4 r6:b6f0ee00 [r 5 :101010.060500500] bea0: 00000000 c5b0be00 b6e41000 c2816000 c6e4bf60 c07f5b64 c6e4bf5c c6e4bec8 d r4:0000000d [# [1 1 11.1606.672] bec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6e4a000 938221] [1]11 .(6s7y844] bee0: b6e41000 00020000 00000004 0000000c 0001fff4 c6e4bee0 00000001 b6e40000 s_write) from [[< c 0131010.06c80013] bf00: c29cb680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 >] (ret_fast_sys[c a l1l1+10.x6091185] bf20: 00000000 00000000 c13a07c8 c9f44618 c205cb60 c5b0be00 c5b0be00 c6e4a000 0x28) # [ 1[1 0 .191415.779051]42] bf40: b6e41000 00000000 00000000 00000004 c6e4bf94 c6e4bf60 c0598d6c c05986d8 Exception stac[k ( 01x1c1.57a1a1527] bf60: 00000000 00000000 c6e4bfac c9f44618 0000000c 0000000c b6f88e00 00000004 fa8 to 0xc5aaff[f 0 )11 1#. 7[2 698] bf80: c03002e4 c6e4a000 c6e4bfa4 c6e4bf98 c0598dfc c0598d04 00000000 c6e4bfa8 110.950855] [f f a101:1 . 7 3 1 68] bfa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6e41000 0000000c 00000000 0[0 0 0101010.d7 40954] bfc0: 0000000c 0000000c b6f88e00 00000004 00000001 00000000 00020000 befa2a54 000000d 0000000[1 b161d1c.77502124] bfe0: 00000004 befa2788 b6ef34cf b6e797e6 800e0030 00000001 00000000 00000000 0 0000000d 0000[0 0 01011 .#7 6[289] Backtrace: 110.959040] ffc0: 0[0 0 0101010766740] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) d 0000000d b6f0ee0[0 0101010.0777343] r7:c6e4bf60 r6:0000000c r5:c6e53000 r4:00000023 04 00000001 00000000 00020000[ b111.785177] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) e982a54 # [ 110.9[6 7 212131]. 96035] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) ffe0: 00000004 be982788 [b 6 e1711.806210] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 4cf b6dff7e6 [# [1 1 11.1801.6549] r9:c6e4bf60 r8:c5323780 r7:0000000c r6:b6e41000 r5:c5b0be00 r4:c0c2e8c8 72287] Code: bad PC value[ #1 1.826293] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 110.975405] [- - -1[1 1e.n8d3 544] r9:c07f5b64 r8:c6e4bf60 r7:c2816000 r6:b6e41000 r5:c5b0be00 r4:00000000 trace 70172511598[b 0 2171e1 .]8-6282] [] (vfs_write) from [] (ksys_write+0x74/0xec) -- # EXEC_VMALLO[C : 1m1i1s.s8i5498] r10:00000004 r9:00000000 r8:00000000 r7:b6e41000 r6:c6e4a000 r5:c5b0be00 ng 'call[ t r1a1c1e.:8'6:5 4[0F2] r4:c5b0be00 IL] not ok 33 se[l f t1e1s1t.s8:9676] [] (ksys_write) from [] (sys_write+0x18/0x1c) lkdtm: EXEC_VM[A L L1O1C1..s8h7 890] r9:c6e4a000 r8:c03002e4 r7:00000004 r6:b6f88e00 r5:0000000c r4:0000000c # exit=1 # selftest[s :1 1l1k.d88631] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) tm: EXEC_[R O D1A1T1A..8s9h83 59] Exception stack(0xc6e4bfa8 to 0xc6e4bff0) [ 111.905149] bfa0: 0000000c 0000000c 00000001 b6e41000 0000000c 00000000 [ 111.913334] bfc0: 0000000c 0000000c b6f88e00 00000004 00000001 00000000 00020000 befa2a54 [ 111.921518] bfe0: 00000004 befa2788 b6ef34cf b6e797e6 [ 111.926581] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 111.932685] ---[ end trace 70172511598b027f ]--- # Segmentation fault # [ 111.421808] lkdtm: Performing direct entry EXEC_RODATA # [ 111.427659] lkdtm: attempting ok execution at c0c2f258 # [ 111.435601] lkdtm: attempting bad execution at c15e87e0 # [ 111.443681] 8<--- cut here --- # [ 111.449565] Unable to handle kernel paging request at virtual address c15e87e0 # [ 111.458609] pgd = a182f37b # [ 111.463223] [c15e87e0] *pgd=1141941e(bad) # [ 111.469665] Internal error: Oops: 8000000d [#7] SMP ARM # [ 111.476968] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 111.508670] CPU: 1 PID: 2092 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 111.518490] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 111.526846] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 111.534236] LR is at execute_location+0xa4/0xb4 # [ 111.540842] pc : [] lr : [] psr: 600e0013 # [ 111.548929] sp : c6e4be38 ip : 00000027 fp : c6e4be54 # [ 111.555803] r10: 0000000c r9 : c1ad0454 r8 : c15e8544 # [ 111.562849] r7 : c6e4bf60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f258 # [ 111.571195] r3 : c9f44618 r2 : c9f44618 r1 : ef7965e4 r0 : 0000002b # [ 111.579372] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.588415] Control: 10c5387d Table: 16f8c04a DAC: 00000051 # [ 111.595982] Process cat (pid: 2092, stack limit = 0xcaa17b3b) # [ 111.603633] Stack: (0xc6e4be38 to 0xc6e4c000) # [ 111.609813] be20: 00000023 c6e53000 # [ 111.619901] be40: 0000000c c6e4bf60 c6e4be64 c6e4be58 c138b22c c138afac c6e4be74 c6e4be68 # [ 111.630157] be60: c0c2e4e8 c138b214 c6e4be9c c6e4be78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5b0be00 # [ 111.640243] be80: b6e41000 0000000c c5323780 c6e4bf60 c6e4bec4 c6e4bea0 c07f5bc8 c0c2e8d4 # [ 111.650500] bea0: 00000000 c5b0be00 b6e41000 c2816000 c6e4bf60 c07f5b64 c6e4bf5c c6e4bec8 # [ 111.660672] bec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6e4a000 # [ 111.670844] bee0: b6e41000 00020000 00000004 0000000c 0001fff4 c6e4bee0 00000001 b6e40000 # [ 111.681013] bf00: c29cb680 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.691185] bf20: 00000000 00000000 c13a07c8 c9f44618 c205cb60 c5b0be00 c5b0be00 c6e4a000 # [ 111.701442] bf40: b6e41000 00000000 00000000 00000004 c6e4bf94 c6e4bf60 c0598d6c c05986d8 # [ 111.711527] bf60: 00000000 00000000 c6e4bfac c9f44618 0000000c 0000000c b6f88e00 00000004 # [ 111.721698] bf80: c03002e4 c6e4a000 c6e4bfa4 c6e4bf98 c0598dfc c0598d04 00000000 c6e4bfa8 # [ 111.731868] bfa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6e41000 0000000c 00000000 # [ 111.741954] bfc0: 0000000c 0000000c b6f88e00 00000004 00000001 00000000 00020000 befa2a54 # [ 111.752124] bfe0: 00000004 befa2788 b6ef34cf b6e797e6 800e0030 00000001 00000000 00000000 # [ 111.762289] Backtrace: # [ 111.766740] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 111.777343] r7:c6e4bf60 r6:0000000c r5:c6e53000 r4:00000023 # [ 111.785177] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.796035] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 111.806210] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.8165[ 112.325737] lkdtm: Performing direct entry EXEC_USERSPACE 49] r9:c6e4bf60 r8:c5323780 r[7 112.331789] lkdtm: attempting ok execution at c0c2f258 0000000c r6:b6e41000 r5:c5b0be00 [ 112.340018] lkdtm: attempting bad execution at b6f1e000 r4:c0c2e8c8 # [ 111.826293] [] (full_proxy_write) from[ 112.357722] Internal error: : b [#8] SMP ARM [] (vfs_write+0x10c/0x[ 112.364852] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 524) # [ 111.836544] r9:c07f[5 112.396574] CPU: 3 PID: 2168 Comm: cat Tainted: G D W 5.10.147-cip17 #1 b64 r8:c6e4bf6[0 r171:2c.248017003] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000 r6:b6e41000 r5[: c 51b102b.e415544] PC is at 0xb6f1e000 0 r4:00000000 # [ 111.846282] [[ 112.420888] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 ] (vfs_w[r i t11e2). 4f8615] pc : [] lr : [] psr: 600e0013 rom [ ]1 1(2k.s4y3s6_71] sp : c6887e48 ip : c6887d50 fp : c6887e64 write+0x74/0xe[c ) 1 1#2 .[4 4 4115] r10: 0000000f r9 : c1ad0460 r8 : c15e8544 11.855498] r10:[0 0 0101020.04451344] r7 : c6887f60 r6 : 0000000f r5 : c6b49000 r4 : b6f1e000 r9:00000000 r8[: 0 0101020.40509060] r3 : ad855a4a r2 : ad855a4a r1 : ef7c05e0 r0 : 0000002b r7:b6e41000 r6:c6e[4 a 010102 .r68409] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 5:c5b0be00 # [ 11[1 . 8161524.077724] Control: 10c5387d Table: 16f5004a DAC: 00000051 2] r4:c5b0be00 # [ [1 1 11.182.485650] Process cat (pid: 2168, stack limit = 0xf88dd92e) 9676] [] ([k s y1s1_2w.493744] Stack: (0xc6887e48 to 0xc6888000) ite) from [] (sy[s _ w112.500373] 7e40: 00000001 00000000 0000000f 00000024 c6887e74 c6887e68 ite+0x18/0x1c) # [ 111.8788[9 0112.511075] 7e60: c0c2e4e8 c0c2f2f4 c6887e9c c6887e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c580f680 ] r9:c6e4a000 r8:c03002e4 [r 7 :12.521861] 7e80: b6dd8000 0000000f c5323780 c6887f60 c6887ec4 c6887ea0 c07f5bc8 c0c2e8d4 00000004 r6:b6f88e00 r5:0000[0 0 112.532562] 7ea0: 00000000 c580f680 b6dd8000 c2816000 c6887f60 c07f5b64 c6887f5c c6887ec8 c r4:0000000c # [ 111.88[8 6 3112.543350] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6886000 ] [] (sys_write) fr[o m112.554052] 7ee0: b6dd8000 00020000 00000004 0000000f 0001fff1 c6887ee0 00000001 b6dd7000 [] (ret_fast_s[y s c1a2.564838] 7f00: c6bfcdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ll+0x0/[0 x 2181)2. 5#7 5[4 5 41 7f20: 00000000 00000000 c13a07c8 ad855a4a c205cb60 c580f680 c580f680 c6886000 11.898359] Exception stac[k ( 01x2.585304] 7f40: b6dd8000 00000000 00000000 00000004 c6887f94 c6887f60 c0598d6c c05986d8 c6e4bfa8 to 0xc6e4bff0) # [[ 12.595922] 7f60: 00000000 00000000 c6887fac ad855a4a 0000000f 0000000f b6f1fe00 00000004 111.905149] bfa0: [ 112.606624] 7f80: c03002e4 c6886000 c6887fa4 c6887f98 c0598dfc c0598d04 00000000 c6887fa8 0000000c 0000000c 0[0 0 01012.617409] 7fa0: c03000c0 c0598df0 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 01 b6e41000 0000000c 00000[0 0 0112.628026] 7fc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 bee09a54 # [ 111.913334] bfc0: [0 0 01012.638726] 7fe0: 00000004 bee09788 b6e8a4cf b6e107e6 800e0030 00000001 00000000 00000000 00c 0000000c b6f88e00 0000[0 0 0112.649328] Backtrace: 00000001 00000000 00020000 befa2[ 112.654329] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) a54 # [ 111.92151[8 ] 1b1f2e.065707] r4:00000024 : 00000004 befa2788 b6ef34cf b6e7[ 112.670435] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 97e6 # [ 111.926581] Code: 5f72[ 112.681313] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 7563 6e756f63 00000074 aa55aa55[ 112.692089] r9:c6887f60 r8:c5323780 r7:0000000f r6:b6dd8000 r5:c580f680 r4:c0c2e8c8 (e1a0c00d) # [ 111.932685] ---[ 112.702539] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ end trace 70172511598b027f [] -112.713230] r9:c07f5b64 r8:c6887f60 r7:c2816000 r6:b6dd8000 r5:c580f680 r4:00000000 -- # EXEC_RODATA: missing 'call[ 112.723588] [] (vfs_write) from [] (ksys_write+0x74/0xec) trace:': [FAIL] not ok 34 s[ e l12.733504] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c6886000 r5:c580f680 ftests: lkdtm[: E1X1E2C._7R4O3D47] r4:c580f680 ATA.sh # exit=1 # selftests: lkd[ 112.748315] [] (ksys_write) from [] (sys_write+0x18/0x1c) tm: EXEC_USERSPACE.sh [ 112.758316] r9:c6886000 r8:c03002e4 r7:00000004 r6:b6f1fe00 r5:0000000f r4:0000000f [ 112.768068] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 112.775659] Exception stack(0xc6887fa8 to 0xc6887ff0) [ 112.780740] 7fa0: 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 [ 112.788948] 7fc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 bee09a54 [ 112.797149] 7fe0: 00000004 bee09788 b6e8a4cf b6e107e6 [ 112.802234] Code: bad PC value [ 112.805323] ---[ end trace 70172511598b0280 ]--- # Segmentation fault # [ 112.325737] lkdtm: Performing direct entry EXEC_USERSPACE # [ 112.331789] lkdtm: attempting ok execution at c0c2f258 # [ 112.340018] lkdtm: attempting bad execution at b6f1e000 # [ 112.347794] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f1e000 # [ 112.357722] Internal error: : b [#8] SMP ARM # [ 112.364852] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 112.396574] CPU: 3 PID: 2168 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 112.407003] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 112.415544] PC is at 0xb6f1e000 # [ 112.420888] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 112.428615] pc : [] lr : [] psr: 600e0013 # [ 112.436971] sp : c6887e48 ip : c6887d50 fp : c6887e64 # [ 112.444115] r10: 0000000f r9 : c1ad0460 r8 : c15e8544 # [ 112.451344] r7 : c6887f60 r6 : 0000000f r5 : c6b49000 r4 : b6f1e000 # [ 112.459960] r3 : ad855a4a r2 : ad855a4a r1 : ef7c05e0 r0 : 0000002b # [ 112.468409] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.477724] Control: 10c5387d Table: 16f5004a DAC: 00000051 # [ 112.485650] Process cat (pid: 2168, stack limit = 0xf88dd92e) # [ 112.493744] Stack: (0xc6887e48 to 0xc6888000) # [ 112.500373] 7e40: 00000001 00000000 0000000f 00000024 c6887e74 c6887e68 # [ 112.511075] 7e60: c0c2e4e8 c0c2f2f4 c6887e9c c6887e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c580f680 # [ 112.521861] 7e80: b6dd8000 0000000f c5323780 c6887f60 c6887ec4 c6887ea0 c07f5bc8 c0c2e8d4 # [ 112.532562] 7ea0: 00000000 c580f680 b6dd8000 c2816000 c6887f60 c07f5b64 c6887f5c c6887ec8 # [ 112.543350] 7ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6886000 # [ 112.554052] 7ee0: b6dd8000 00020000 00000004 0000000f 0001fff1 c6887ee0 00000001 b6dd7000 # [ 112.564838] 7f00: c6bfcdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.575454] 7f20: 00000000 00000000 c13a07c8 ad855a4a c205cb60 c580f680 c580f680 c6886000 # [ 112.585304] 7f40: b6dd8000 00000000 00000000 00000004 c6887f94 c6887f60 c0598d6c c05986d8 # [ 112.595922] 7f60: 00000000 00000000 c6887fac ad855a4a 0000000f 0000000f b6f1fe00 00000004 # [ 112.606624] 7f80: c03002e4 c6886000 c6887fa4 c6887f98 c0598dfc c0598d04 00000000 c6887fa8 # [ 112.617409] 7fa0: c03000c0 c0598df0 0000000f 0000000f 00000001 b6dd8000 0000000f 00000000 # [ 112.628026] 7fc0: 0000000f 0000000f b6f1fe00 00000004 00000001 00000000 00020000 bee09a54 # [ 112.638726] 7fe0: 00000004 bee09788 b6e8a4cf b6e107e6 800e0030 00000001 00000000 00000000 # [ 112.649328] Backtrace: # [ 112.654329] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.665707] r4:00000024 # [ 112.670435] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.681313] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.692089] r9:c6887f60 r8:c5323780 r7:0000000f r6:b6dd8000 r5:c580f680 r4:c0c2e8c8 # [ 112.702539] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 112.713230] r9:c07f5b64 r8:c6887f60 r7:c2816000 r6:b6dd8000 r5:c580f680 r4:00000000 # [ 112.723588] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.733504] r10:00000004 r9:00000000 r8:00000000 r7:b6dd8000 r6:c6886000 r5:c580f680 # [ 112.743847] r4:c580f680 # [ 112.748315] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112[ 113.223105] lkdtm: Performing direct entry EXEC_NULL .758316] r9:c6886000 r8:c03002e4[ 113.228607] lkdtm: attempting ok execution at c0c2f258 r7:00000004 r6:b6f1fe00 r5:00000[ 113.236564] lkdtm: attempting bad execution at 00000000 00f r4:0000000f # [ 112.7[6 8 013.244585] 8<--- cut here --- 68] [] (sys_write) from[ 113.250260] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [] (ret_fast_syscall+0[ 113.261155] pgd = 7a474c2c x0/0x28) # [ 112.775659] Except[ 113.266747] [00000000] *pgd=00000000 ion stack(0xc6887fa8 to 0xc6887ff[ 113.273154] Internal error: Oops: 80000005 [#9] SMP ARM 0) # [ 112.780740] 7fa0: [ 113.281218] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 0000000[f 0101030.012921] CPU: 2 PID: 2239 Comm: cat Tainted: G D W 5.10.147-cip17 #1 00f 0000[0 0 0111 3b.63d2d2880207] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000f 0000000[0 1#1 3[. 3 1095] PC is at 0x0 112.788948] 7fc0: 0000[0 0 01f1 3.335714] LR is at execute_location+0xa4/0xb4 000000f b6f[1 f e10130. 3040205078] pc : [<00000000>] lr : [] psr: 600e0013 004 00000[0 0 11 1030.03050006060] sp : c5d01e38 ip : 00000027 fp : c5d01e54 00020[0 0 01 1b3e.e30597a65245] r10: 0000000a r9 : c1ad0470 r8 : c15e8544 # [ 112.797[1 4 91]13 .73f6e404:9] r7 : c5d01f60 r6 : 00000000 r5 : 00000000 r4 : c0c2f258 00000[0 0 41 1b3e.e30792788485 ] r3 : 82710813 r2 : 82710813 r1 : ef7ab5e4 r0 : 0000002b 6e8a4cf b6e1[0 7 e1613 .#3 8[1 022] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 112.80223[4 ] 1C1o3d.3e9:0 0b6a4] Control: 10c5387d Table: 16af004a DAC: 00000051 PC value # [ [ 1 1121.38.03593547] Process cat (pid: 2239, stack limit = 0x79afc9c3) 23] ---[ end tr[a c e1 1730.14702286] Stack: (0xc5d01e38 to 0xc5d02000) 511598b0280[ ] -1-1-3. 4#1 1E6X7] 1e20: 00000025 c6ec2000 EC_USERSPACE: missi[n g1 1'3c.a421640] 1e40: 0000000a c5d01f60 c5d01e64 c5d01e58 c138b250 c138afac c5d01e74 c5d01e68 l trace:': [FAIL][ n1o1t3 .o4k1985] 1e60: c0c2e4e8 c138b23c c5d01e9c c5d01e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c2fe08c0 35 selftests[: l1k1d3t.m4:4 2E42] 1e80: b6dea000 0000000a c5323780 c5d01f60 c5d01ec4 c5d01ea0 c07f5bc8 c0c2e8d4 XEC_USERSPACE.[s h 1#1 3e.x4i5t2327] 1ea0: 00000000 c2fe08c0 b6dea000 c2816000 c5d01f60 c07f5b64 c5d01f5c c5d01ec8 1 # selftests: [l k 1d1t3m.:4 6E499] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c447dbe4 c0598d6c c5d00000 XEC_NULL.sh [ 113.472669] 1ee0: b6dea000 00020000 00000004 0000000a 0001fff6 c5d01ee0 00000001 00000805 [ 113.481971] 1f00: c5acf400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 113.490157] 1f20: 00000000 00000000 c5d00000 82710813 b6de9000 c2fe08c0 c2fe08c0 c5d00000 [ 113.498341] 1f40: b6dea000 00000000 00000000 00000004 c5d01f94 c5d01f60 c0598d6c c05986d8 [ 113.506528] 1f60: 00000000 00000000 c5d01fac 82710813 0000000a 0000000a b6f31e00 00000004 [ 113.514713] 1f80: c03002e4 c5d00000 c5d01fa4 c5d01f98 c0598dfc c0598d04 00000000 c5d01fa8 [ 113.522897] 1fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6dea000 0000000a 00000000 [ 113.531082] 1fc0: 0000000a 0000000a b6f31e00 00000004 00000001 00000000 00020000 bebfea54 [ 113.539266] 1fe0: 00000004 bebfe788 b6e9c4cf b6e227e6 800e0030 00000001 00000000 00000000 [ 113.547445] Backtrace: [ 113.549912] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 113.558099] r7:c5d01f60 r6:0000000a r5:c6ec2000 r4:00000025 [ 113.563776] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 113.571878] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 113.579895] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 113.587820] r9:c5d01f60 r8:c5323780 r7:0000000a r6:b6dea000 r5:c2fe08c0 r4:c0c2e8c8 [ 113.595579] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 113.603419] r9:c07f5b64 r8:c5d01f60 r7:c2816000 r6:b6dea000 r5:c2fe08c0 r4:00000000 [ 113.611171] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 113.618315] r10:00000004 r9:00000000 r8:00000000 r7:b6dea000 r6:c5d00000 r5:c2fe08c0 [ 113.626148] r4:c2fe08c0 [ 113.628692] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 113.635836] r9:c5d00000 r8:c03002e4 r7:00000004 r6:b6f31e00 r5:0000000a r4:0000000a [ 113.643590] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 113.651164] Exception stack(0xc5d01fa8 to 0xc5d01ff0) [ 113.656223] 1fa0: 0000000a 0000000a 00000001 b6dea000 0000000a 00000000 [ 113.664408] 1fc0: 0000000a 0000000a b6f31e00 00000004 00000001 00000000 00020000 bebfea54 [ 113.672592] 1fe0: 00000004 bebfe788 b6e9c4cf b6e227e6 [ 113.677658] Code: bad PC value [ 113.680794] ---[ end trace 70172511598b0281 ]--- # Segmentation fault # [ 113.223105] lkdtm: Performing direct entry EXEC_NULL # [ 113.228607] lkdtm: attempting ok execution at c0c2f258 # [ 113.236564] lkdtm: attempting bad execution at 00000000 # [ 113.244585] 8<--- cut here --- # [ 113.250260] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 113.261155] pgd = 7a474c2c # [ 113.266747] [00000000] *pgd=00000000 # [ 113.273154] Internal error: Oops: 80000005 [#9] SMP ARM # [ 113.281218] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 113.312921] CPU: 2 PID: 2239 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 113.322827] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 113.331095] PC is at 0x0 # [ 113.335714] LR is at execute_location+0xa4/0xb4 # [ 113.342578] pc : [<00000000>] lr : [] psr: 600e0013 # [ 113.350666] sp : c5d01e38 ip : 00000027 fp : c5d01e54 # [ 113.357625] r10: 0000000a r9 : c1ad0470 r8 : c15e8544 # [ 113.364499] r7 : c5d01f60 r6 : 00000000 r5 : 00000000 r4 : c0c2f258 # [ 113.372845] r3 : 82710813 r2 : 82710813 r1 : ef7ab5e4 r0 : 0000002b # [ 113.381022] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 113.390064] Control: 10c5387d Table: 16af004a DAC: 00000051 # [ 113.397547] Process cat (pid: 2239, stack limit = 0x79afc9c3) # [ 113.405286] Stack: (0xc5d01e38 to 0xc5d02000) # [ 113.411637] 1e20: 00000025 c6ec2000 # [ 113.421640] 1e40: 0000000a c5d01f60 c5d01e64 c5d01e58 c138b250 c138afac c5d01e74 c5d01e68 # [ 113.431985] 1e60: c0c2e4e8 c138b23c c5d01e9c c5d01e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c2fe08c0 # [ 113.442242] 1e80: b6dea000 0000000a c5323780 c5d01f60 c5d01ec4 c5d01ea0 c07f5bc8 c0c2e8d4 # [ 113.452327] 1ea0: 00000000 c2fe08c0 b6dea000 c2816000 c5d01f60 c07f5b64 c5d01f5c c5d01ec8 # [ 113.462499] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c447dbe4 c0598d6c c5d00000 # [ 113.472669] 1ee0: b6dea000 00020000 00000004 0000000a 0001fff6 c5d01ee0 00000001 00000805 # [ 113.481971] 1f00: c5acf400 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 113.490157] 1f20: 00000000 00000000 c5d00000 82710813 b6de9000 c2fe08c0 c2fe08c0 c5d00000 # [ 113.498341] 1f40: b6dea000 00000000 00000000 00000004 c5d01f94 c5d01f60 c0598d6c c05986d8 # [ 113.506528] 1f60: 00000000 00000000 c5d01fac 82710813 0000000a 0000000a b6f31e00 00000004 # [ 113.514713] 1f80: c03002e4 c5d00000 c5d01fa4 c5d01f98 c0598dfc c0598d04 00000000 c5d01fa8 # [ 113.522897] 1fa0: c03000c0 c0598df0 0000000a 0000000a 00000001 b6dea000 0000000a 00000000 # [ 113.531082] 1fc0: 0000000a 0000000a b6f31e00 00000004 00000001 00000000 00020000 bebfea54 # [ 113.539266] 1fe0: 00000004 bebfe788 b6e9c4cf b6e227e6 800e0030 00000001 00000000 00000000 # [ 113.547445] Backtrace: # [ 113.549912] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 113.558099] r7:c5d01f60 r6:0000000a r5:c6ec2000 r4:00000025 # [ 113.563776] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.571878] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.579895] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.587820] r9:c5d01f60 r8:c5323780 r7:0000000a r6:b6dea000 r5:c2fe08c0 r4:c0c2e8c8 # [ 113.595579] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 113.603419] r9:c07f5b64 r8:c5d01f60 r7:c2816000 r6:b6dea000 r5:c2fe08c0 r4:00000000 # [ 113.611171] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.618315] r10:00000004 r9:00000000 r[ 114.144740] lkdtm: Performing direct entry ACCESS_USERSPACE 8:00000000 r7:b6dea000 r6:c5d0000[ 114.151166] lkdtm: attempting bad read at b6fa6000 0 r5:c2fe08c0 # [ 113.626148] [ 114.158606] 8<--- cut here --- r4:c2fe08c0 # [ 1[1 3 .161248.664454] Unhandled fault: page domain fault (0x01b) at 0xb6fa6000 92] [] (ks[y s _1w1r4i.172974] pgd = 418a87f7 e) from [] (sys_w[r i t14.177933] [b6fa6000] *pgd=49495831 e+0x18/0x1c) # [ 113.6358[3 6 ]14.184028] Internal error: : 1b [#10] SMP ARM r9:c5d00000 r8:c03002e4 r7:0000[ 114.190979] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 0004 r6:b6f31e00 r5:000000[0 a 114.222680] CPU: 2 PID: 2315 Comm: cat Tainted: G D W 5.10.147-cip17 #1 4:0000000a # [ [1 1 31.1644.3252928] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 90] [] (sys_write) from[ 114.241551] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c [] (ret_fast_syscall+0[ 114.249633] LR is at __irq_work_queue_local+0x40/0x74 x0/0x28) # [ 11[3 . 6151141.6247532] pc : [] lr : [] psr: 600e0013 ] Exception st[a c k1(104x.c256d5877] sp : c6d5de38 ip : c6d5dd40 fp : c6d5de64 1fa8 to 0xc5d01[f f 01)14 .#2 7[096] r10: 00000011 r9 : c1ad047c r8 : c15e8544 113.656223] 1[f a 01:1 4 .2 8 0310] r7 : c6d5df60 r6 : 00000051 r5 : c6d5c000 r4 : b6fa6000 0[0 0 0101040.a2 80830] r3 : 1a7c2240 r2 : 1a7c2240 r1 : ef7ab5e0 r0 : 00000026 000000a 00000001 b6[d e a101040. 97352] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000000a 0000000[0 1#1 4[. 3 06652] Control: 10c5387d Table: 16f2804a DAC: 00000051 13.664408] 1fc0: 000[0 0 0101a4 .314478] Process cat (pid: 2315, stack limit = 0x2471787b) 000000a b6f31e00 [0 0 0101040.3022474] Stack: (0xc6d5de38 to 0xc6d5e000) 00000001 00000000 0[0 0 2101040.328912] de20: 00000022 00000000 bebfea54 # [ 113.672592[] 1114.339347] de40: 00000000 1a7c2240 c6d5de6c 00000026 c6ec2000 00000011 c6d5de74 c6d5de68 e0: 00000004 bebfe788 b[6 e 91c14.350034] de60: c0c2e4e8 c0c2f3c8 c6d5de9c c6d5de78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c2fbd900 cf b6e227e6 # [ 113[. 6 7171645360548] de80: b6e60000 00000011 c5323780 c6d5df60 c6d5dec4 c6d5dea0 c07f5bc8 c0c2e8d4 8] Code: bad PC value #[ [ 1 14.370978] dea0: 00000000 c2fbd900 b6e60000 c2816000 c6d5df60 c07f5b64 c6d5df5c c6d5dec8 13.680794] ---[ end trace[ 7 0114.381582] dec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6d5c000 72511598b0281 ]--- # [E X E1C1_4.392183] dee0: b6e60000 00020000 00000004 00000011 0001ffef c6d5dee0 00000001 b6e5f000 ULL: missing 'call trac[e : '1:1 .402697] df00: c5b3ec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [FAIL] not ok 36 selfte[s t s1:14.413215] df20: 00000000 00000000 c13a07c8 1a7c2240 c205cb60 c2fbd900 c2fbd900 c6d5c000 lkdtm: EXEC_NULL.sh # exit[= 1 114.423818] df40: b6e60000 00000000 00000000 00000004 c6d5df94 c6d5df60 c0598d6c c05986d8 # selftests: lkdtm: A[C C E1S1S4_434504] df60: 00000000 00000000 c6d5dfac 1a7c2240 00000011 00000011 b6fa7e00 00000004 USERSPACE.sh [ 114.444933] df80: c03002e4 c6d5c000 c6d5dfa4 c6d5df98 c0598dfc c0598d04 00000000 c6d5dfa8 [ 114.454320] dfa0: c03000c0 c0598df0 00000011 00000011 00000001 b6e60000 00000011 00000000 [ 114.462509] dfc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 beaa5a54 [ 114.470697] dfe0: 00000004 beaa5788 b6f124cf b6e987e6 800e0030 00000001 00000000 00000000 [ 114.478879] Backtrace: [ 114.481353] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 114.490062] r6:00000011 r5:c6ec2000 r4:00000026 [ 114.494696] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 114.502718] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 114.510647] r9:c6d5df60 r8:c5323780 r7:00000011 r6:b6e60000 r5:c2fbd900 r4:c0c2e8c8 [ 114.518410] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 114.526253] r9:c07f5b64 r8:c6d5df60 r7:c2816000 r6:b6e60000 r5:c2fbd900 r4:00000000 [ 114.534009] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 114.541157] r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6d5c000 r5:c2fbd900 [ 114.548993] r4:c2fbd900 [ 114.551540] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 114.558688] r9:c6d5c000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000011 r4:00000011 [ 114.566447] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 114.574022] Exception stack(0xc6d5dfa8 to 0xc6d5dff0) [ 114.579085] dfa0: 00000011 00000011 00000001 b6e60000 00000011 00000000 [ 114.587273] dfc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 beaa5a54 [ 114.595458] dfe0: 00000004 beaa5788 b6f124cf b6e987e6 [ 114.600522] Code: e1a01004 e30103a0 e34c01ad eb1d43a3 (e5943000) [ 114.606630] ---[ end trace 70172511598b0282 ]--- # Segmentation fault # [ 114.144740] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 114.151166] lkdtm: attempting bad read at b6fa6000 # [ 114.158606] 8<--- cut here --- # [ 114.164454] Unhandled fault: page domain fault (0x01b) at 0xb6fa6000 # [ 114.172974] pgd = 418a87f7 # [ 114.177933] [b6fa6000] *pgd=49495831 # [ 114.184028] Internal error: : 1b [#10] SMP ARM # [ 114.190979] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 114.222680] CPU: 2 PID: 2315 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 114.232928] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 114.241551] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 114.249633] LR is at __irq_work_queue_local+0x40/0x74 # [ 114.257532] pc : [] lr : [] psr: 600e0013 # [ 114.265877] sp : c6d5de38 ip : c6d5dd40 fp : c6d5de64 # [ 114.273096] r10: 00000011 r9 : c1ad047c r8 : c15e8544 # [ 114.280310] r7 : c6d5df60 r6 : 00000051 r5 : c6d5c000 r4 : b6fa6000 # [ 114.288830] r3 : 1a7c2240 r2 : 1a7c2240 r1 : ef7ab5e0 r0 : 00000026 # [ 114.297352] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 114.306652] Control: 10c5387d Table: 16f2804a DAC: 00000051 # [ 114.314478] Process cat (pid: 2315, stack limit = 0x2471787b) # [ 114.322474] Stack: (0xc6d5de38 to 0xc6d5e000) # [ 114.328912] de20: 00000022 00000000 # [ 114.339347] de40: 00000000 1a7c2240 c6d5de6c 00000026 c6ec2000 00000011 c6d5de74 c6d5de68 # [ 114.350034] de60: c0c2e4e8 c0c2f3c8 c6d5de9c c6d5de78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c2fbd900 # [ 114.360548] de80: b6e60000 00000011 c5323780 c6d5df60 c6d5dec4 c6d5dea0 c07f5bc8 c0c2e8d4 # [ 114.370978] dea0: 00000000 c2fbd900 b6e60000 c2816000 c6d5df60 c07f5b64 c6d5df5c c6d5dec8 # [ 114.381582] dec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6d5c000 # [ 114.392183] dee0: b6e60000 00020000 00000004 00000011 0001ffef c6d5dee0 00000001 b6e5f000 # [ 114.402697] df00: c5b3ec80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 114.413215] df20: 00000000 00000000 c13a07c8 1a7c2240 c205cb60 c2fbd900 c2fbd900 c6d5c000 # [ 114.423818] df40: b6e60000 00000000 00000000 00000004 c6d5df94 c6d5df60 c0598d6c c05986d8 # [ 114.434504] df60: 00000000 00000000 c6d5dfac 1a7c2240 00000011 00000011 b6fa7e00 00000004 # [ 114.444933] df80: c03002e4 c6d5c000 c6d5dfa4 c6d5df98 c0598dfc c0598d04 00000000 c6d5dfa8 # [ 114.454320] dfa0: c03000c0 c0598df0 00000011 00000011 00000001 b6e60000 00000011 00000000 # [ 114.462509] dfc0: 00000011 00000011 b6fa7e00 00000004 00000001 00000000 00020000 beaa5a54 # [ 114.470697] dfe0: 00000004 beaa5788 b6f124cf b6e987e6 800e0030 00000001 00000000 00000000 # [ 114.478879] Backtrace: # [ 114.481353] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.490062] r6:00000011 r5:c6ec2000 r4:00000026 # [ 114.494696] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.502718] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.510647] r9:c6d5df60 r8:c5323780 r7:00000011 r6:b6e60000 r5:c2fbd900 r4:c0c2e8c8 # [ 114.518410] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 114.526253] r9:c07f5b64 r8:c6d5df60 r7:c2816000 r6:b6e60000 r5:c2fbd900 r4:00000000 # [ 114.534009] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.541157] r10:00000004 r9:00000000 r8:000[ 115.088412] lkdtm: Performing direct entry ACCESS_NULL 00000 r7:b6e6000[0 r161:5c.60d94333] lkdtm: attempting bad read at 00000000 c000 r5:c2fbd900 # [ 114.548993[ 115.101301] 8<--- cut here --- ] r4:c2fbd900 # [ 114.551540] [ 115.107274] Unable to handle kernel NULL pointer dereference at virtual address 00000000 [] (ksys_write) from [<[ 115.118185] pgd = e03fded0 c0598dfc>] (sys_write+0x18/0x1c)[ 115.123662] [00000000] *pgd=00000000 # [ 114.558688] r9:c6d5c000 r8[ 115.130055] Internal error: Oops: 5 [#11] SMP ARM :c03002e4 r7:00000004 r6:b6fa7e00[ 115.137588] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 r5:00000011 r4:00[0 0 0101151.169288] CPU: 2 PID: 2390 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 114.[5 6 6141457.]17 9[1<9c3] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 598de4>] (sys_write) from [[ < c115.187468] PC is at lkdtm_ACCESS_NULL+0x28/0x68 3000c0>] (ret_fast_syscal[l + 01x5.194600] LR is at __irq_work_queue_local+0x40/0x74 0/0x28)[ # 1[1 5 .121042.05770] pc : [] lr : [] psr: 600e0013 022] Exce[p t 1i1o5n. 2s1t0a0c7k3] sp : c5b51e50 ip : c5b51d58 fp : c5b51e64 0xc6d5dfa8[ t o1 105x.c261d750d32] r10: 0000000c r9 : c1ad0490 r8 : c15e8544 f0) # [[ 111145..527294008757] r7 : c5b51f60 r6 : 0000000c r5 : c6ec2000 r4 : 00000000 dfa0: [ 1 1 5 . 2 3 2 3 3 9] r3 : d3f51e02 r2 : d3f51e02 r1 : ef7ab5e0 r0 : 00000026 000000[1 1 101050.02040016102] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 0000000[1 b161e56.02040905 5070 Control: 10c5387d Table: 16e4404a DAC: 00000051 000011 000000[0 0 1 1#5 .[2 5 6154] Process cat (pid: 2390, stack limit = 0x942f43c5) 14.587273] [d f c101:5 .0206040607] Stack: (0xc5b51e50 to 0xc5b52000) 011 00000011 b6fa[7 e 0101 50.0200789] 1e40: 00000027 c6ec2000 c5b51e74 c5b51e68 00004 00000001 0000[0 0 0101 50.081049] 1e60: c0c2e4e8 c138b260 c5b51e9c c5b51e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c2fbca00 020000 beaa5a5[4 1#1 5[. 2 911394] 1e80: b6e95000 0000000c c5323780 c5b51f60 c5b51ec4 c5b51ea0 c07f5bc8 c0c2e8d4 4.595458] dfe0: [0 0 0101050.03401565] 1ea0: 00000000 c2fbca00 b6e95000 c2816000 c5b51f60 c07f5b64 c5b51f5c c5b51ec8 beaa5788 b6f124c[f b161e59.83711824] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5b50000 6 # [ 114.6[0 0 512125]. 3C2o2d81] 1ee0: b6e95000 00020000 00000004 0000000c 0001fff4 c5b51ee0 00000001 b6e94000 e: e1a01004 e[3 0 110135a.03 3e2365] 1f00: c29cac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 4c01ad eb1d43a3[ ( e151954.33040250] 1f20: 00000000 00000000 c13a07c8 d3f51e02 c205cb60 c2fbca00 c2fbca00 c5b50000 0) # [ 114.606[6 3 01]1 5-.-3-2422] 1f40: b6e95000 00000000 00000000 00000004 c5b51f94 c5b51f60 c0598d6c c05986d8 [ end trace 7017[2 5 1111559.83b62681] 1f60: 00000000 00000000 c5b51fac d3f51e02 0000000c 0000000c b6fdce00 00000004 282 ]--- # A[C C E1S1S5_.U3S7E2R38] 1f80: c03002e4 c5b50000 c5b51fa4 c5b51f98 c0598dfc c0598d04 00000000 c5b51fa8 SPACE: missi[n g 1'1c5a.l3l8 3t022] 1fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6e95000 0000000c 00000000 ace:': [FAIL] n[o t 1o1k5 .33793109] 1fc0: 0000000c 0000000c b6fdce00 00000004 00000001 00000000 00020000 bed2ba54 selftests: l[k d t1m1:5 .A4C0C3E364] 1fe0: 00000004 bed2b788 b6f474cf b6ecd7e6 800e0030 00000001 00000000 00000000 S_USERSPACE.sh[ # 1e1x5i.t4=113445] Backtrace: # selftests: lkdtm: ACCESS_NU[L 115.417903] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) .sh [ 115.428846] r5:c6ec2000 r4:00000027 [ 115.432862] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 115.440879] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 115.448805] r9:c5b51f60 r8:c5323780 r7:0000000c r6:b6e95000 r5:c2fbca00 r4:c0c2e8c8 [ 115.456564] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 115.464403] r9:c07f5b64 r8:c5b51f60 r7:c2816000 r6:b6e95000 r5:c2fbca00 r4:00000000 [ 115.472156] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 115.479302] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c5b50000 r5:c2fbca00 [ 115.487134] r4:c2fbca00 [ 115.489680] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 115.496823] r9:c5b50000 r8:c03002e4 r7:00000004 r6:b6fdce00 r5:0000000c r4:0000000c [ 115.504578] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 115.512150] Exception stack(0xc5b51fa8 to 0xc5b51ff0) [ 115.517209] 1fa0: 0000000c 0000000c 00000001 b6e95000 0000000c 00000000 [ 115.525393] 1fc0: 0000000c 0000000c b6fdce00 00000004 00000001 00000000 00020000 bed2ba54 [ 115.533576] 1fe0: 00000004 bed2b788 b6f474cf b6ecd7e6 [ 115.538639] Code: e30103a0 e34c01ad e1a01004 ebffd438 (e5945000) [ 115.544803] ---[ end trace 70172511598b0283 ]--- # Segmentation fault # [ 115.088412] lkdtm: Performing direct entry ACCESS_NULL # [ 115.094333] lkdtm: attempting bad read at 00000000 # [ 115.101301] 8<--- cut here --- # [ 115.107274] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 115.118185] pgd = e03fded0 # [ 115.123662] [00000000] *pgd=00000000 # [ 115.130055] Internal error: Oops: 5 [#11] SMP ARM # [ 115.137588] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 115.169288] CPU: 2 PID: 2390 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 115.179193] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 115.187468] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 115.194600] LR is at __irq_work_queue_local+0x40/0x74 # [ 115.202070] pc : [] lr : [] psr: 600e0013 # [ 115.210073] sp : c5b51e50 ip : c5b51d58 fp : c5b51e64 # [ 115.217032] r10: 0000000c r9 : c1ad0490 r8 : c15e8544 # [ 115.224077] r7 : c5b51f60 r6 : 0000000c r5 : c6ec2000 r4 : 00000000 # [ 115.232339] r3 : d3f51e02 r2 : d3f51e02 r1 : ef7ab5e0 r0 : 00000026 # [ 115.240602] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.249557] Control: 10c5387d Table: 16e4404a DAC: 00000051 # [ 115.256954] Process cat (pid: 2390, stack limit = 0x942f43c5) # [ 115.264607] Stack: (0xc5b51e50 to 0xc5b52000) # [ 115.270789] 1e40: 00000027 c6ec2000 c5b51e74 c5b51e68 # [ 115.281049] 1e60: c0c2e4e8 c138b260 c5b51e9c c5b51e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c2fbca00 # [ 115.291394] 1e80: b6e95000 0000000c c5323780 c5b51f60 c5b51ec4 c5b51ea0 c07f5bc8 c0c2e8d4 # [ 115.301565] 1ea0: 00000000 c2fbca00 b6e95000 c2816000 c5b51f60 c07f5b64 c5b51f5c c5b51ec8 # [ 115.311824] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5b50000 # [ 115.322081] 1ee0: b6e95000 00020000 00000004 0000000c 0001fff4 c5b51ee0 00000001 b6e94000 # [ 115.332165] 1f00: c29cac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 115.342250] 1f20: 00000000 00000000 c13a07c8 d3f51e02 c205cb60 c2fbca00 c2fbca00 c5b50000 # [ 115.352422] 1f40: b6e95000 00000000 00000000 00000004 c5b51f94 c5b51f60 c0598d6c c05986d8 # [ 115.362681] 1f60: 00000000 00000000 c5b51fac d3f51e02 0000000c 0000000c b6fdce00 00000004 # [ 115.372938] 1f80: c03002e4 c5b50000 c5b51fa4 c5b51f98 c0598dfc c0598d04 00000000 c5b51fa8 # [ 115.383022] 1fa0: c03000c0 c0598df0 0000000c 0000000c 00000001 b6e95000 0000000c 00000000 # [ 115.393109] 1fc0: 0000000c 0000000c b6fdce00 00000004 00000001 00000000 00020000 bed2ba54 # [ 115.403364] 1fe0: 00000004 bed2b788 b6f474cf b6ecd7e6 800e0030 00000001 00000000 00000000 # [ 115.413445] Backtrace: # [ 115.417903] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.428846] r5:c6ec2000 r4:00000027 # [ 115.432862] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.440879] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.448805] r9:c5b51f60 r8:c5323780 r7:0000000c r6:b6e95000 r5:c2fbca00 r4:c0c2e8c8 # [ 115.456564] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 115.464403] r9:c07f5b64 r8:c5b51f60 r7:c2816000 r6:b6e[ 115.957516] lkdtm: Performing direct entry WRITE_RO 95000 r5:c2fbca00 r4:00000000 # [ 115.963470] lkdtm: attempting bad rodata write at c15e87dc [ 115.472156] [] (vfs_[ 115.971890] 8<--- cut here --- [ 115.977755] Unable to handle kernel paging request at virtual address c15e87dc [ 115.985003] pgd = 381fef8b [ 115.987734] [c15e87dc] *pgd=1141941e(bad) [ 115.991800] Internal error: Oops: 80d [#12] SMP ARM [ 115.996704] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 116.025990] CPU: 0 PID: 2464 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 116.033756] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 116.040319] PC is at lkdtm_WRITE_RO+0x44/0x50 [ 116.044716] LR is at __irq_work_queue_local+0x40/0x74 [ 116.049790] pc : [] lr : [] psr: 600e0013 [ 116.056077] sp : c6e83e50 ip : c6e83d58 fp : c6e83e64 [ 116.061323] r10: 00000009 r9 : c1ad049c r8 : c15e8544 [ 116.066571] r7 : c6e83f60 r6 : 00000009 r5 : c6847000 r4 : c15e87dc [ 116.073121] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e0 r0 : c1ad12a0 [ 116.079674] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 116.086832] Control: 10c5387d Table: 12ca804a DAC: 00000051 [ 116.092601] Process cat (pid: 2464, stack limit = 0x3777633b) [ 116.098373] Stack: (0xc6e83e50 to 0xc6e84000) [ 116.102762] 3e40: 00000028 c6847000 c6e83e74 c6e83e68 [ 116.110972] 3e60: c0c2e4e8 c138b060 c6e83e9c c6e83e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5a70640 [ 116.119181] 3e80: b6e2c000 00000009 c5323780 c6e83f60 c6e83ec4 c6e83ea0 c07f5bc8 c0c2e8d4 [ 116.127389] 3ea0: 00000000 c5a70640 b6e2c000 c2816000 c6e83f60 c07f5b64 c6e83f5c c6e83ec8 [ 116.135598] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6e82000 [ 116.143805] 3ee0: b6e2c000 00020000 00000004 00000009 0001fff7 c6e83ee0 00000001 b6e2b000 [ 116.152011] 3f00: c29ca780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 116.160219] 3f20: 00000000 00000000 c13a07c8 835b597c c205cb60 c5a70640 c5a70640 c6e82000 [ 116.168427] 3f40: b6e2c000 00000000 00000000 00000004 c6e83f94 c6e83f60 c0598d6c c05986d8 [ 116.176635] 3f60: 00000000 00000000 c6e83fac 835b597c 00000009 00000009 b6f73e00 00000004 [ 116.184842] 3f80: c03002e4 c6e82000 c6e83fa4 c6e83f98 c0598dfc c0598d04 00000000 c6e83fa8 [ 116.193048] 3fa0: c03000c0 c0598df0 00000009 00000009 00000001 b6e2c000 00000009 00000000 [ 116.201257] 3fc0: 00000009 00000009 b6f73e00 00000004 00000001 00000000 00020000 bed25a54 [ 116.209464] 3fe0: 00000004 bed25788 b6ede4cf b6e647e6 800e0030 00000001 00000000 00000000 [ 116.217657] Backtrace: [ 116.220170] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 116.228200] r5:c6847000 r4:00000028 [ 116.231818] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 116.239864] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 116.247812] r9:c6e83f60 r8:c5323780 r7:00000009 r6:b6e2c000 r5:c5a70640 r4:c0c2e8c8 [ 116.255597] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 116.263459] r9:c07f5b64 r8:c6e83f60 r7:c2816000 r6:b6e2c000 r5:c5a70640 r4:00000000 [ 116.271235] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 116.278401] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c6e82000 r5:c5a70640 [ 116.286250] r4:c5a70640 [ 116.288818] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 116.295984] r9:c6e82000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:00000009 r4:00000009 [ 116.303764] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 116.311354] Exception stack(0xc6e83fa8 to 0xc6e83ff0) [ 116.316434] 3fa0: 00000009 00000009 00000001 b6e2c000 00000009 00000000 [ 116.324641] 3fc0: 00000009 00000009 b6f73e00 00000004 00000001 00000000 00020000 bed25a54 [ 116.332842] 3fe0: 00000004 bed25788 b6ede4cf b6e647e6 [ 116.337925] Code: e34a3bcd e30102a0 e34c01ad e0233002 (e5843000) [ 116.344050] ---[ end trace 70172511598b0284 ]--- write) from [] (ksys_write+0x74/0xec) # [ 115.479302] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c5b50000 r5:c2fbca00 # [ 115.487134] r4:c2fbca00 # [ 115.489680] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.496823] r9:c5b50000 r8:c03002e4 r7:00000004 r6:b6fdce00 r5:0000000c r4:0000000c # [ 115.504578] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.512150] Exception stack(0xc5b51fa8 to 0xc5b51ff0) # [ 115.517209] 1fa0: 0000000c 0000000c 00000001 b6e95000 0000000c 00000000 # [ 115.525393] 1fc0: 0000000c 0000000c b6fdce00 00000004 00000001 00000000 00020000 bed2ba54 # [ 115.533576] 1fe0: 00000004 bed2b788 b6f474cf b6ecd7e6 # [ 115.538639] Code: e30103a0 e34c01ad e1a01004 ebffd438 (e5945000) # [ 115.544803] ---[ end trace 70172511598b0283 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh # Segmentation fault # [ 115.957516] lkdtm: Performing direct entry WRITE_RO # [ 115.963470] lkdtm: attempting bad rodata write at c15e87dc # [ 115.971890] 8<--- cut here --- # [ 115.977755] Unable to handle kernel paging request at virtual address c15e87dc # [ 115.985003] pgd = 381fef8b # [ 115.987734] [c15e87dc] *pgd=1141941e(bad) # [ 115.991800] Internal error: Oops: 80d [#12] SMP ARM # [ 115.996704] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 116.025990] CPU: 0 PID: 2464 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 116.033756] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.040319] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 116.044716] LR is at __irq_work_queue_local+0x40/0x74 # [ 116.049790] pc : [] lr : [] psr: 600e0013 # [ 116.056077] sp : c6e83e50 ip : c6e83d58 fp : c6e83e64 # [ 116.061323] r10: 00000009 r9 : c1ad049c r8 : c15e8544 # [ 116.066571] r7 : c6e83f60 r6 : 00000009 r5 : c6847000 r4 : c15e87dc # [ 116.073121] r3 : 0198b861 r2 : aa55aa55 r1 : ef7815e0 r0 : c1ad12a0 # [ 116.079674] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 116.086832] Control: 10c5387d Table: 12ca804a DAC: 00000051 # [ 116.092601] Process cat (pid: 2464, stack limit = 0x3777633b) # [ 116.098373] Stack: (0xc6e83e50 to 0xc6e84000) # [ 116.102762] 3e40: 00000028 c6847000 c6e83e74 c6e83e68 # [ 116.110972] 3e60: c0c2e4e8 c138b060 c6e83e9c c6e83e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c5a70640 # [ 116.119181] 3e80: b6e2c000 00000009 c5323780 c6e83f60 c6e83ec4 c6e83ea0 c07f5bc8 c0c2e8d4 # [ 116.127389] 3ea0: 00000000 c5a70640 b6e2c000 c2816000 c6e83f60 c07f5b64 c6e83f5c c6e83ec8 # [ 116.135598] 3ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6e82000 # [ 116.143805] 3ee0: b6e2c000 00020000 00000004 00000009 0001fff7 c6e83ee0 00000001 b6e2b000 # [ 116.152011] 3f00: c29ca780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.160219] 3f20: 00000000 00000000 c13a07c8 835b597c c205cb60 c5a70640 c5a70640 c6e82000 # [ 116.168427] 3f40: b6e2c000 00000000 00000000 00000004 c6e83f94 c6e83f60 c0598d6c c05986d8 # [ 116.176635] 3f60: 00000000 00000000 c6e83fac 835b597c 00000009 00000009 b6f73e00 00000004 # [ 116.184842] 3f80: c03002e4 c6e82000 c6e83fa4 c6e83f98 c0598dfc c0598d04 00000000 c6e83fa8 # [ 116.193048] 3fa0: c03000c0 c0598df0 00000009 00000009 00000001 b6e2c000 00000009 00000000 # [ 116.201257] 3fc0: 00000009 00000009 b6f73e00 00000004 00000001 00000000 00020000 bed25a54 # [ 116.209464] 3fe0: 00000004 bed25788 b6ede4cf b6e647e6 800e0030 00000001 00000000 00000000 # [ 116.217657] Backtrace: # [ 116.220170] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.228200] r5:c6847000 r4:00000028 # [ 116.231818] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.239864] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.247812] r9:c6e83f60 r8:c5323780 r7:00000009 r6:b6e2c000 r5:c5a70640 r4:c0c2e8c8 # [ 116.255597] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 116.263459] r9:c07f5b64 r8:c6e83f60 r7:c2816000 r6:b6e2c000 r5:c5a70640 r4:00000000 # [ 116.271235] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.278401] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c6e82000 r5:c5a70640 # [ 116.286250] r4:c5a70640 # [ 116.288818] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.295984] r9:c6e82000 r8:c03002e4 r7:00000004 r6:b6f73e00 r5:00000009 r4:00000009 # [ 116.303764] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.311354] Exception stack(0xc6e83fa8 to 0xc6e83ff0) # [ 116.316434] 3fa0: 00000009 00000009 00000001 b6e2c000 000[ 116.860009] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 00009 00000000 # [ 116.324641] [ 116.867424] lkdtm: attempting bad ro_after_init write at c1b83c60 3fc0: 00000009 00000009 b6f73e00 [ 116.876280] 8<--- cut here --- 00000004 00000001 00[0 0 0101060.882143] Unable to handle kernel paging request at virtual address c1b83c60 00020000 bed25a54[ #1 1[6 . 811627] pgd = a7752dc6 16.332842] 3fe0: 00000004 bed2578[ 116.896426] [c1b83c60] *pgd=11a1941e(bad) 8 b6ede4cf b6e647e6 # [ 116.3[ 116.903318] Internal error: Oops: 80d [#13] SMP ARM 7925] Code: e34a3bcd e30102a0 e34[ 116.910886] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 c01ad e0233002 (e5843000) # [ 116.942604] CPU: 3 PID: 2538 Comm: cat Tainted: G D W 5.10.147-cip17 #1 116.344050] -[- - [1 1e6n.d9 5t3r16] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ace 70172511598b0284 ]--- # WRIT[ 116.961581] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 E_RO: missing 'call trace:': [FAI[ 116.969767] LR is at __irq_work_queue_local+0x40/0x74 L] not ok 39 selft[e s t1s1:6 .l77669] pc : [] lr : [] psr: 600e0013 kdtm: WRITE_RO.[s h 1#1 6e.x9i8t111] sp : c6b1de50 ip : c6b1dd58 fp : c6b1de64 =1 # selftests: [l k1d1t6m.:9 93339] r10: 00000014 r9 : c1ad04a8 r8 : c15e8544 RITE_RO_AFTER_INI[T . s1h17 .000655] r7 : c6b1df60 r6 : 00000014 r5 : c6b49000 r4 : c1b83c60 [ 117.009186] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1ad12a0 [ 117.015738] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 117.022896] Control: 10c5387d Table: 16b7004a DAC: 00000051 [ 117.028666] Process cat (pid: 2538, stack limit = 0xa540592e) [ 117.034436] Stack: (0xc6b1de50 to 0xc6b1e000) [ 117.038825] de40: 00000029 c6b49000 c6b1de74 c6b1de68 [ 117.047036] de60: c0c2e4e8 c138b0b0 c6b1de9c c6b1de78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c4716280 [ 117.055244] de80: b6e48000 00000014 c5323780 c6b1df60 c6b1dec4 c6b1dea0 c07f5bc8 c0c2e8d4 [ 117.063453] dea0: 00000000 c4716280 b6e48000 c2816000 c6b1df60 c07f5b64 c6b1df5c c6b1dec8 [ 117.071660] dec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6b1c000 [ 117.079868] dee0: b6e48000 00020000 00000004 00000014 0001ffec c6b1dee0 00000001 b6e47000 [ 117.088074] df00: c5a71b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 117.096281] df20: 00000000 00000000 c13a07c8 37819007 c205cb60 c4716280 c4716280 c6b1c000 [ 117.104489] df40: b6e48000 00000000 00000000 00000004 c6b1df94 c6b1df60 c0598d6c c05986d8 [ 117.112696] df60: 00000000 00000000 c6b1dfac 37819007 00000014 00000014 b6f8fe00 00000004 [ 117.120903] df80: c03002e4 c6b1c000 c6b1dfa4 c6b1df98 c0598dfc c0598d04 00000000 c6b1dfa8 [ 117.129110] dfa0: c03000c0 c0598df0 00000014 00000014 00000001 b6e48000 00000014 00000000 [ 117.137317] dfc0: 00000014 00000014 b6f8fe00 00000004 00000001 00000000 00020000 bee7fa54 [ 117.145524] dfe0: 00000004 bee7f788 b6efa4cf b6e807e6 800e0030 00000001 00000000 00000000 [ 117.153716] Backtrace: [ 117.156226] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 117.165213] r5:c6b49000 r4:00000029 [ 117.168832] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 117.176878] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 117.184827] r9:c6b1df60 r8:c5323780 r7:00000014 r6:b6e48000 r5:c4716280 r4:c0c2e8c8 [ 117.192613] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 117.200475] r9:c07f5b64 r8:c6b1df60 r7:c2816000 r6:b6e48000 r5:c4716280 r4:00000000 [ 117.208255] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 117.215420] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c6b1c000 r5:c4716280 [ 117.223269] r4:c4716280 [ 117.225836] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 117.233000] r9:c6b1c000 r8:c03002e4 r7:00000004 r6:b6f8fe00 r5:00000014 r4:00000014 [ 117.240780] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 117.248371] Exception stack(0xc6b1dfa8 to 0xc6b1dff0) [ 117.253452] dfa0: 00000014 00000014 00000001 b6e48000 00000014 00000000 [ 117.261659] dfc0: 00000014 00000014 b6f8fe00 00000004 00000001 00000000 00020000 bee7fa54 [ 117.269859] dfe0: 00000004 bee7f788 b6efa4cf b6e807e6 [ 117.274943] Code: e34a3bcd e30102a0 e34c01ad e0233002 (e5843000) [ 117.281071] ---[ end trace 70172511598b0285 ]--- # Segmentation fault # [ 116.860009] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 116.867424] lkdtm: attempting bad ro_after_init write at c1b83c60 # [ 116.876280] 8<--- cut here --- # [ 116.882143] Unable to handle kernel paging request at virtual address c1b83c60 # [ 116.891627] pgd = a7752dc6 # [ 116.896426] [c1b83c60] *pgd=11a1941e(bad) # [ 116.903318] Internal error: Oops: 80d [#13] SMP ARM # [ 116.910886] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 116.942604] CPU: 3 PID: 2538 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 116.953116] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 116.961581] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 116.969767] LR is at __irq_work_queue_local+0x40/0x74 # [ 116.977669] pc : [] lr : [] psr: 600e0013 # [ 116.986111] sp : c6b1de50 ip : c6b1dd58 fp : c6b1de64 # [ 116.993339] r10: 00000014 r9 : c1ad04a8 r8 : c15e8544 # [ 117.000655] r7 : c6b1df60 r6 : 00000014 r5 : c6b49000 r4 : c1b83c60 # [ 117.009186] r3 : fe67479e r2 : 55aa55aa r1 : ef7c05e0 r0 : c1ad12a0 # [ 117.015738] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.022896] Control: 10c5387d Table: 16b7004a DAC: 00000051 # [ 117.028666] Process cat (pid: 2538, stack limit = 0xa540592e) # [ 117.034436] Stack: (0xc6b1de50 to 0xc6b1e000) # [ 117.038825] de40: 00000029 c6b49000 c6b1de74 c6b1de68 # [ 117.047036] de60: c0c2e4e8 c138b0b0 c6b1de9c c6b1de78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c4716280 # [ 117.055244] de80: b6e48000 00000014 c5323780 c6b1df60 c6b1dec4 c6b1dea0 c07f5bc8 c0c2e8d4 # [ 117.063453] dea0: 00000000 c4716280 b6e48000 c2816000 c6b1df60 c07f5b64 c6b1df5c c6b1dec8 # [ 117.071660] dec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c6b1c000 # [ 117.079868] dee0: b6e48000 00020000 00000004 00000014 0001ffec c6b1dee0 00000001 b6e47000 # [ 117.088074] df00: c5a71b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.096281] df20: 00000000 00000000 c13a07c8 37819007 c205cb60 c4716280 c4716280 c6b1c000 # [ 117.104489] df40: b6e48000 00000000 00000000 00000004 c6b1df94 c6b1df60 c0598d6c c05986d8 # [ 117.112696] df60: 00000000 00000000 c6b1dfac 37819007 00000014 00000014 b6f8fe00 00000004 # [ 117.120903] df80: c03002e4 c6b1c000 c6b1dfa4 c6b1df98 c0598dfc c0598d04 00000000 c6b1dfa8 # [ 117.129110] dfa0: c03000c0 c0598df0 00000014 00000014 00000001 b6e48000 00000014 00000000 # [ 117.137317] dfc0: 00000014 00000014 b6f8fe00 00000004 00000001 00000000 00020000 bee7fa54 # [ 117.145524] dfe0: 00000004 bee7f788 b6efa4cf b6e807e6 800e0030 00000001 00000000 00000000 # [ 117.153716] Backtrace: # [ 117.156226] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 117.165213] r5:c6b49000 r4:00000029 # [ 117.168832] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 117.176878] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 117.184827] r9:c6b1df60 r8:c5323780 r7:00000014 r6:b6e48000 r5:c4716280 r4:c0c2e8c8 # [ 117.192613] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 117.200475] r9:c07f5b64 r8:c6b1df60 r7:c2816000 r6:b6e48000 r5:c4716280 r4:00000000 # [ 117.208255] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 117.215420] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c6b1c000 r5:c4716280 # [ 117.223269] r4:c4716280 # [ 117.225836] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 117.233000] r9:c6b1c00[ 117.736789] lkdtm: Performing direct entry WRITE_KERN 0 r8:c03002e4 r7:00[0 0 0101074. 43310] lkdtm: attempting bad 7716132 byte write at c138af7c r6:b6f8fe00 r5:00000014 r4:000000[ 117.751627] 8<--- cut here --- 14 # [ 117.2407[8 0 ]1 1[7<.c707412] Unable to handle kernel paging request at virtual address c138af7c 598de4>] (sys_[w r i1t1e7). 7f6r6717] pgd = 2282d8c2 m [] (ret_fast[_ s y1s17.771419] [c138af7c] *pgd=1121940e(bad) all+0x0/0x28) # [[ 111177..2777867] Internal error: Oops: 80d [#14] SMP ARM 8371] Exception stack(0xc6b1dfa8 [ 117.784913] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 to 0xc6b1dff0) # [ 1[1 71.1275816618] CPU: 3 PID: 2612 Comm: cat Tainted: G D W 5.10.147-cip17 #1 3452] df[a 0 :1 1 7 . 8 2 6 6 1 0] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000014 0000001[4 0107.834884] PC is at memcpy+0x50/0x330 000001 b6e4800[0 0101070.080411055] LR is at 0xe92dd830 00000000 # [[ 111177..82466194] pc : [] lr : [] psr: 200e0013 659] dfc0: 00[0 0 0101174. 80504069] sp : c5d01e2c ip : e1a0c00d fp : c5d01e64 00014 b6[f 8 f1e1070. 80601050001] r10: 0000000b r9 : c1ad04bc r8 : e89da800 04 000000[0 1 101070.80608040602] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 00020000 b[e e 71f1a75.487 6#7 25] r3 : e1a0c00d r2 : 0075bc84 r1 : c0c2f278 r0 : c138af7c 117.269859] dfe[0 : 101070.0805078] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 004 bee7f788[ b 61e1f7a.48c9f4 293] Control: 10c5387d Table: 168d404a DAC: 00000051 6e807e6 # [ [1 1 71.1277.94091448] Process cat (pid: 2612, stack limit = 0x79afc9c3) 3] Code: e34[a 3 b1c1d7 .e930091603] Stack: (0xc5d01e2c to 0xc5d02000) 2a0 e34c01ad e0233[0 0 21 1(7e.5915875] 1e20: c0c2f258 0075bd24 c5d01f60 c15e8544 c138af7c 43000) # [ 117.[2 8 1101771.]926220] 1e40: c138af7c c138b160 0000002a c6b49000 0000000b c5d01f60 c5d01e74 c5d01e68 ---[ end trace 701[7 2 5111175.9936566] 1e60: c0c2e4e8 c138b120 c5d01e9c c5d01e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c4482780 b0285 ]--- # WR[I T E1_1R7O._9A46911] 1e80: b6dd5000 0000000b c5323780 c5d01f60 c5d01ec4 c5d01ea0 c07f5bc8 c0c2e8d4 TER_INIT: missing '[c a l1l1 7t.r57172] 1ea0: 00000000 c4482780 b6dd5000 c2816000 c5d01f60 c07f5b64 c5d01f5c c5d01ec8 ace:': [FAIL] n[o t 1o1k7 .49067517] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5d00000 selftests: lkdtm:[ W R1I1T7E._9R7777] 1ee0: b6dd5000 00020000 00000004 0000000b 0001fff5 c5d01ee0 00000001 b6dd4000 O_AFTER_INIT.sh #[ e x1i1t7=.198035] 1f00: c29cbcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # selftests: lkdtm[: W1R1I7T.E98297] 1f20: 00000000 00000000 c13a07c8 ee402962 c205cb60 c4482780 c4482780 c5d00000 _KERN.sh [ 118.008643] 1f40: b6dd5000 00000000 00000000 00000004 c5d01f94 c5d01f60 c0598d6c c05986d8 [ 118.017688] 1f60: 00000000 00000000 c5d01fac ee402962 0000000b 0000000b b6f1ce00 00000004 [ 118.025876] 1f80: c03002e4 c5d00000 c5d01fa4 c5d01f98 c0598dfc c0598d04 00000000 c5d01fa8 [ 118.034065] 1fa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6dd5000 0000000b 00000000 [ 118.042254] 1fc0: 0000000b 0000000b b6f1ce00 00000004 00000001 00000000 00020000 bef4ea54 [ 118.050442] 1fe0: 00000004 bef4e788 b6e874cf b6e0d7e6 800e0030 00000001 00000000 00000000 [ 118.058622] Backtrace: [ 118.061103] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 118.069293] r7:c5d01f60 r6:0000000b r5:c6b49000 r4:0000002a [ 118.074970] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 118.082991] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 118.090922] r9:c5d01f60 r8:c5323780 r7:0000000b r6:b6dd5000 r5:c4482780 r4:c0c2e8c8 [ 118.098686] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 118.106528] r9:c07f5b64 r8:c5d01f60 r7:c2816000 r6:b6dd5000 r5:c4482780 r4:00000000 [ 118.114285] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 118.121432] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c5d00000 r5:c4482780 [ 118.129267] r4:c4482780 [ 118.131815] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 118.138961] r9:c5d00000 r8:c03002e4 r7:00000004 r6:b6f1ce00 r5:0000000b r4:0000000b [ 118.146718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 118.154295] Exception stack(0xc5d01fa8 to 0xc5d01ff0) [ 118.159357] 1fa0: 0000000b 0000000b 00000001 b6dd5000 0000000b 00000000 [ 118.167546] 1fc0: 0000000b 0000000b b6f1ce00 00000004 00000001 00000000 00020000 bef4ea54 [ 118.175732] 1fe0: 00000004 bef4e788 b6e874cf b6e0d7e6 [ 118.180797] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 118.186906] ---[ end trace 70172511598b0286 ]--- # Segmentation fault # [ 117.736789] lkdtm: Performing direct entry WRITE_KERN # [ 117.743310] lkdtm: attempting bad 7716132 byte write at c138af7c # [ 117.751627] 8<--- cut here --- # [ 117.757412] Unable to handle kernel paging request at virtual address c138af7c # [ 117.766717] pgd = 2282d8c2 # [ 117.771419] [c138af7c] *pgd=1121940e(bad) # [ 117.777867] Internal error: Oops: 80d [#14] SMP ARM # [ 117.784913] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 117.816618] CPU: 3 PID: 2612 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 117.826610] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 117.834884] PC is at memcpy+0x50/0x330 # [ 117.841055] LR is at 0xe92dd830 # [ 117.846194] pc : [] lr : [] psr: 200e0013 # [ 117.854369] sp : c5d01e2c ip : e1a0c00d fp : c5d01e64 # [ 117.861501] r10: 0000000b r9 : c1ad04bc r8 : e89da800 # [ 117.868462] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 117.876725] r3 : e1a0c00d r2 : 0075bc84 r1 : c0c2f278 r0 : c138af7c # [ 117.885078] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 117.894293] Control: 10c5387d Table: 168d404a DAC: 00000051 # [ 117.901948] Process cat (pid: 2612, stack limit = 0x79afc9c3) # [ 117.909603] Stack: (0xc5d01e2c to 0xc5d02000) # [ 117.915875] 1e20: c0c2f258 0075bd24 c5d01f60 c15e8544 c138af7c # [ 117.926220] 1e40: c138af7c c138b160 0000002a c6b49000 0000000b c5d01f60 c5d01e74 c5d01e68 # [ 117.936566] 1e60: c0c2e4e8 c138b120 c5d01e9c c5d01e78 c0c2e9e8 c0c2e4c8 c0c2e8c8 c4482780 # [ 117.946911] 1e80: b6dd5000 0000000b c5323780 c5d01f60 c5d01ec4 c5d01ea0 c07f5bc8 c0c2e8d4 # [ 117.957172] 1ea0: 00000000 c4482780 b6dd5000 c2816000 c5d01f60 c07f5b64 c5d01f5c c5d01ec8 # [ 117.967517] 1ec0: c05987d8 c07f5b70 00000001 00000000 c0598d6c c13a07c8 c0598d6c c5d00000 # [ 117.977777] 1ee0: b6dd5000 00020000 00000004 0000000b 0001fff5 c5d01ee0 00000001 b6dd4000 # [ 117.988035] 1f00: c29cbcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 117.998297] 1f20: 00000000 00000000 c13a07c8 ee402962 c205cb60 c4482780 c4482780 c5d00000 # [ 118.008643] 1f40: b6dd5000 00000000 00000000 00000004 c5d01f94 c5d01f60 c0598d6c c05986d8 # [ 118.017688] 1f60: 00000000 00000000 c5d01fac ee402962 0000000b 0000000b b6f1ce00 00000004 # [ 118.025876] 1f80: c03002e4 c5d00000 c5d01fa4 c5d01f98 c0598dfc c0598d04 00000000 c5d01fa8 # [ 118.034065] 1fa0: c03000c0 c0598df0 0000000b 0000000b 00000001 b6dd5000 0000000b 00000000 # [ 118.042254] 1fc0: 0000000b 0000000b b6f1ce00 00000004 00000001 00000000 00020000 bef4ea54 # [ 118.050442] 1fe0: 00000004 bef4e788 b6e874cf b6e0d7e6 800e0030 00000001 00000000 00000000 # [ 118.058622] Backtrace: # [ 118.061103] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.069293] r7:c5d01f60 r6:0000000b r5:c6b49000 r4:0000002a # [ 118.074970] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.082991] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.090922] r9:c5d01f60 r8:c5323780 r7:0000000b r6:b6dd5000 r5:c4482780 r4:c0c2e8c8 # [ 118.098686] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.106528] r9:c07f5b64 r8:c5d01f60 r7:c2816000 r6:b6dd5000 r5:c4482780 r4:00000000 # [ 118.114285] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.121432] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c5d00000 r5:c4482780 # [ 118.129267] r4:c44[ 118.675880] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 82780 # [ 118[. 1 3111881.56]8 527] lkdtm: attempting good refcount_inc() without overflow [] (ksys_write) from [<[ 118.690908] lkdtm: attempting bad refcount_inc() overflow c0598dfc>] (sys_write+0x18/0x1c)[ 118.699058] ------------[ cut here ]------------ # [ 118.138961] r9:c5d00000 r8[ 118.706735] WARNING: CPU: 1 PID: 2687 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 :c03002e4 r7:00000004 r6:b6f1ce00[ 118.717810] refcount_t: saturated; leaking memory. r5:0000000b r4:0000000b # [ 11[ 118.725456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 8.146718] [] (sys_write[ 118.757175] CPU: 1 PID: 2687 Comm: cat Tainted: G D W 5.10.147-cip17 #1 ) from [<[c 0 131080.07c607>7]2 5] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) ret_fast_syscall+0x[0 / 011x82.8775987] Backtrace: # [ 118.154295] Exception stac[ 118.780619] [] (dump_backtrace) from [] (show_stack+0x20/0x24) k(0xc5d01fa8 to 0xc5[d 0 11f1f80.791039] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 118.159357] 1f[a 0 :1 1 8 798954] [] (show_stack) from [] (dump_stack+0xe0/0x100) 0000000b[ 0 01018.808519] [] (dump_stack) from [] (__warn+0xfc/0x16c) 000b 00000001 b[6 d d151080.08 10903] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a24934 000000b 00000000[ # 1[1 8 .1817642] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) 8.167546] 1f[c 0 :1 1080.0803070201] r7:00000016 r6:c1a24934 r5:c1a2490c r4:c6b1c000 b 0000000b b6f1ce00 00000[0 0 41 8.844776] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) 00000001 00000[0 0 01 1080.082506154] r9:c1ad04c8 r8:c15e8544 r7:c6b1df60 r6:00000016 r5:c6a6a000 r4:c6b1c000 00 bef4ea54 # [ 118.175732] [1 118.865904] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) e0: 00000004 bef4e788 b6e[8 7 41c8.878240] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) f b6e0d7e6 # [ [ 1 1181.81.88090750] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) 97] Code[: f151d81.f90051c9 5f6] r4:0000002b d1f07c e8b151f8 e[2 5 2121082.09 6230] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) (e8a051f8) # [ 118[. 1 8161980916318] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) 6] ---[ end tra[c e 171081.79225484] r9:c6b1df60 r8:c5323780 r7:00000016 r6:b6e9d000 r5:c5b21040 r4:c0c2e8c8 11598b0286 ]--- # WRITE_[K E R1N8.936227] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) : missing 'call [t r a1c1e8:.'9:46479] r9:c07f5b64 r8:c6b1df60 r7:c2816000 r6:b6e9d000 r5:c5b21040 r4:00000000 [FAIL] not ok 4[1 s1e1l8f.t9e56303] [] (vfs_write) from [] (ksys_write+0x74/0xec) ts: lkdtm: WRIT[E _ K1E1R8N..9s6h518] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c6b1c000 r5:c5b21040 # exit=[1 1#1 8s.e9l7f5t3e3s6] r4:c5b21040 s: lkdtm: REFCOU[N T _1I1N8C._9O79609] [] (ksys_write) from [] (sys_write+0x18/0x1c) ERFLOW.sh [ 118.988824] r9:c6b1c000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:00000016 r4:00000016 [ 118.997522] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.005096] Exception stack(0xc6b1dfa8 to 0xc6b1dff0) [ 119.010158] dfa0: 00000016 00000016 00000001 b6e9d000 00000016 00000000 [ 119.018343] dfc0: 00000016 00000016 b6fe4e00 00000004 00000001 00000000 00020000 be846a54 [ 119.026524] dfe0: 00000004 be846788 b6f4f4cf b6ed57e6 [ 119.031622] irq event stamp: 0 [ 119.034693] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.040315] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.047854] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.055384] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.060989] ---[ end trace 70172511598b0287 ]--- [ 119.065700] lkdtm: Overflow detected: saturated # [ 118.675880] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 118.682527] lkdtm: attempting good refcount_inc() without overflow # [ 118.690908] lkdtm: attempting bad refcount_inc() overflow # [ 118.699058] ------------[ cut here ]------------ # [ 118.706735] WARNING: CPU: 1 PID: 2687 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 118.717810] refcount_t: saturated; leaking memory. # [ 118.725456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 118.757175] CPU: 1 PID: 2687 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 118.767725] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 118.775987] Backtrace: # [ 118.780619] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 118.791039] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 118.798954] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 118.808519] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 118.817903] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a24934 # [ 118.827642] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 118.837201] r7:00000016 r6:c1a24934 r5:c1a2490c r4:c6b1c000 # [ 118.844776] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 118.856154] r9:c1ad04c8 r8:c15e8544 r7:c6b1df60 r6:00000016 r5:c6a6a000 r4:c6b1c000 # [ 118.865904] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 118.878240] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 118.890750] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 118.901956] r4:0000002b # [ 118.906230] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 118.916318] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 118.926484] r9:c6b1df60 r8:c5323780 r7:00000016 r6:b6e9d000 r5:c5b21040 r4:c0c2e8c8 # [ 118.936227] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 118.946479] r9:c07f5b64 r8:c6b1df60 r7:c2816000 r6:b6e9d000 r5:c5b21040 r4:00000000 # [ 118.956303] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 118.965518] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c6b1c000 r5:c5b21040 # [ 118.975336] r4:c5b21040 # [ 118.979609] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 118.988824] r9:c6b1c000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:00000016 r4:00000016 # [ 118.997522] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.005096] Exception stack(0xc6b1dfa8 to 0xc6b1dff0) # [ 119.010158] dfa0: 00000016 00000016 00000001 b6e9d000 00000016 00000000 # [ 119.018343] dfc0: 00000016 00000016 b6fe4e00 00000004 00000001 00000000 00020000 be846a54 # [ 119.026524] dfe0: 00000004 be846788 b6f4f4cf b6ed57e6 # [ 119.031622] irq event stamp: 0 # [ 119.034693] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.040315] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.047854] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.055384] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.060989] ---[ end trace 70172511598b0287 ]--- # [ 119.065700] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 119.499760] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 119.506905] lkdtm: attempting good refcount_add() without overflow [ 119.513126] lkdtm: attempting bad refcount_add() overflow [ 119.518578] ------------[ cut here ]------------ [ 119.523233] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 119.531804] refcount_t: saturated; leaking memory. [ 119.536654] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 119.565791] CPU: 3 PID: 2721 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 119.573540] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 119.580071] Backtrace: [ 119.582547] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 119.590126] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 119.595798] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 119.603119] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 119.610090] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a24934 [ 119.617843] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 119.625331] r7:00000016 r6:c1a24934 r5:c1a2490c r4:c5aae000 [ 119.631003] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 119.639968] r9:c1ad04e0 r8:c15e8544 r7:c5aaff60 r6:00000016 r5:c5b0e000 r4:c5aae000 [ 119.647729] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 119.657397] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 119.667494] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 119.676630] r4:0000002c [ 119.679175] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 119.687193] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 119.695116] r9:c5aaff60 r8:c5323780 r7:00000016 r6:b6e78000 r5:c5b31540 r4:c0c2e8c8 [ 119.702873] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 119.710710] r9:c07f5b64 r8:c5aaff60 r7:c2816000 r6:b6e78000 r5:c5b31540 r4:00000000 [ 119.718462] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 119.725605] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c5aae000 r5:c5b31540 [ 119.733438] r4:c5b31540 [ 119.735980] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 119.743124] r9:c5aae000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:00000016 r4:00000016 [ 119.750878] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 119.758451] Exception stack(0xc5aaffa8 to 0xc5aafff0) [ 119.763512] ffa0: 00000016 00000016 00000001 b6e78000 00000016 00000000 [ 119.771698] ffc0: 00000016 00000016 b6fbfe00 00000004 00000001 00000000 00020000 beb64a54 [ 119.779882] ffe0: 00000004 beb64788 b6f2a4cf b6eb07e6 [ 119.785009] irq event stamp: 0 [ 119.788105] hardirqs last enabled at (0): [<00000000>] 0x0 [ 119.793694] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 119.801257] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 119.808805] softirqs last disabled at (0): [<00000000>] 0x0 [ 119.814393] ---[ end trace 70172511598b0288 ]--- [ 119.819090] lkdtm: Overflow detected: saturated # [ 119.499760] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 119.506905] lkdtm: attempting good refcount_add() without overflow # [ 119.513126] lkdtm: attempting bad refcount_add() overflow # [ 119.518578] ------------[ cut here ]------------ # [ 119.523233] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 119.531804] refcount_t: saturated; leaking memory. # [ 119.536654] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 119.565791] CPU: 3 PID: 2721 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 119.573540] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 119.580071] Backtrace: # [ 119.582547] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 119.590126] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 119.595798] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 119.603119] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 119.610090] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a24934 # [ 119.617843] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 119.625331] r7:00000016 r6:c1a24934 r5:c1a2490c r4:c5aae000 # [ 119.631003] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 119.639968] r9:c1ad04e0 r8:c15e8544 r7:c5aaff60 r6:00000016 r5:c5b0e000 r4:c5aae000 # [ 119.647729] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 119.657397] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 119.667494] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 119.676630] r4:0000002c # [ 119.679175] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 119.687193] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 119.695116] r9:c5aaff60 r8:c5323780 r7:00000016 r6:b6e78000 r5:c5b31540 r4:c0c2e8c8 # [ 119.702873] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 119.710710] r9:c07f5b64 r8:c5aaff60 r7:c2816000 r6:b6e78000 r5:c5b31540 r4:00000000 # [ 119.718462] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 119.725605] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c5aae000 r5:c5b31540 # [ 119.733438] r4:c5b31540 # [ 119.735980] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 119.743124] r9:c5aae000 r8:c03002e4 r7:00000004 r6:b6fbfe00 r5:00000016 r4:00000016 # [ 119.750878] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 119.758451] Exception stack(0xc5aaffa8 to 0xc5aafff0) # [ 119.763512] ffa0: 00000016 00000016 00000001 b6e78000 00000016 00000000 # [ 119.771698] ffc0: 00000016 00000016 b6fbfe00 00000004 00000001 00000000 00020000 beb64a54 # [ 119.779882] ffe0: 00000004 beb64788 b6f2a4cf b6eb07e6 # [ 119.785009] irq event stamp: 0 # [ 119.788105] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 119.793694] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 119.801257] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 119.808805] softirqs last disabled at (0): [<00000000>] 0x0 # [ 119.814393] ---[ end trace 70172511598b0288 ]--- # [ 119.819090] lkdtm: Overflow[ 120.229232] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW detected: saturated # REFCOUNT_[ 120.237669] lkdtm: attempting bad refcount_inc_not_zero() overflow ADD_OVERFLOW: missing 'call trace[ 120.246543] ------------[ cut here ]------------ :': [FAIL] not ok 43 selftests: [ 120.254000] WARNING: CPU: 3 PID: 2755 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 lkdtm: REFCOUNT_ADD_OVERFLOW.sh #[ 120.265380] refcount_t: saturated; leaking memory. exit=1 # selftests: lkdtm: REFC[ 120.272956] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 OUNT_INC_NOT_ZERO_OVERFLOW.sh [ 120.304708] CPU: 3 PID: 2755 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 120.315084] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 120.321617] Backtrace: [ 120.324092] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 120.331672] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 120.337344] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 120.344667] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 120.351636] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a24934 [ 120.359388] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 120.366878] r7:00000013 r6:c1a24934 r5:c1a2490c r4:c6ea8000 [ 120.372550] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 120.381517] r9:c1ad04f8 r8:c15e8544 r7:c6ea9f60 r6:0000001f r5:c5b0e000 r4:7fffffff [ 120.389274] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 120.399719] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 120.411372] r5:c5b0e000 r4:c6ea8000 [ 120.414964] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 120.424881] r4:0000002d [ 120.427426] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 120.435443] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 120.443367] r9:c6ea9f60 r8:c5323780 r7:0000001f r6:b6dcd000 r5:c44823c0 r4:c0c2e8c8 [ 120.451125] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 120.458963] r9:c07f5b64 r8:c6ea9f60 r7:c2816000 r6:b6dcd000 r5:c44823c0 r4:00000000 [ 120.466715] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 120.473858] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6ea8000 r5:c44823c0 [ 120.481690] r4:c44823c0 [ 120.484234] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 120.491377] r9:c6ea8000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:0000001f r4:0000001f [ 120.499131] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 120.506705] Exception stack(0xc6ea9fa8 to 0xc6ea9ff0) [ 120.511765] 9fa0: 0000001f 0000001f 00000001 b6dcd000 0000001f 00000000 [ 120.519950] 9fc0: 0000001f 0000001f b6f14e00 00000004 00000001 00000000 00020000 be848a54 [ 120.528134] 9fe0: 00000004 be848788 b6e7f4cf b6e057e6 [ 120.533251] irq event stamp: 0 [ 120.536350] hardirqs last enabled at (0): [<00000000>] 0x0 [ 120.541938] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 120.549497] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 120.557046] softirqs last disabled at (0): [<00000000>] 0x0 [ 120.562639] ---[ end trace 70172511598b0289 ]--- [ 120.567304] lkdtm: Overflow detected: saturated # [ 120.229232] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 120.237669] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 120.246543] ------------[ cut here ]------------ # [ 120.254000] WARNING: CPU: 3 PID: 2755 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 120.265380] refcount_t: saturated; leaking memory. # [ 120.272956] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 120.304708] CPU: 3 PID: 2755 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 120.315084] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 120.321617] Backtrace: # [ 120.324092] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 120.331672] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 120.337344] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 120.344667] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 120.351636] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a24934 # [ 120.359388] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 120.366878] r7:00000013 r6:c1a24934 r5:c1a2490c r4:c6ea8000 # [ 120.372550] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 120.381517] r9:c1ad04f8 r8:c15e8544 r7:c6ea9f60 r6:0000001f r5:c5b0e000 r4:7fffffff # [ 120.389274] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 120.399719] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 120.411372] r5:c5b0e000 r4:c6ea8000 # [ 120.414964] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 120.424881] r4:0000002d # [ 120.427426] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 120.435443] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 120.443367] r9:c6ea9f60 r8:c5323780 r7:0000001f r6:b6dcd000 r5:c44823c0 r4:c0c2e8c8 # [ 120.451125] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 120.458963] r9:c07f5b64 r8:c6ea9f60 r7:c2816000 r6:b6dcd000 r5:c44823c0 r4:00000000 # [ 120.466715] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 120.473858] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6ea8000 r5:c44823c0 # [ 120.481690] r4:c44823c0 # [ 120.484234] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 120.491377] r9:c6ea8000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:0000001f r4:0000001f # [ 120.499131] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 120.506705] Exception stack(0xc6ea9fa8 to 0xc6ea9ff0) # [ 120.511765] 9fa0: 0000001f 0000001f 00000001 b6dcd000 0000001f 00000000 # [ 120.519950] 9fc0: 0000001f 0000001f b6f14e00 00000004 00000001 00000000 00020000 be848a54 # [ 120.528134] 9fe0: 00000004 be848788 b6e7f4cf b6e057e6 # [ 120.533251] irq event stamp: 0 # [ 120.536350] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 120.541938] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 120.549497] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 120.557046] softirqs last disabled at (0): [<00000000>] 0x0 # [ 120.562639] ---[ end trace 70172511598b0289 ]--- # [ 120.567304] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_N[ 120.992996] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW OT_ZERO_OVERFLOW.sh # exit=1 # s[ 121.000078] lkdtm: attempting bad refcount_add_not_zero() overflow elftests: lkdtm: REFCOUNT_ADD_NOT[ 121.009195] ------------[ cut here ]------------ _ZERO_OVERFLOW.sh [ 121.016708] WARNING: CPU: 0 PID: 2789 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 121.026760] refcount_t: saturated; leaking memory. [ 121.031560] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 121.060798] CPU: 0 PID: 2789 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 121.068548] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.075080] Backtrace: [ 121.077556] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.085136] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 121.090808] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.098131] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.105101] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a24934 [ 121.112852] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.120341] r7:00000013 r6:c1a24934 r5:c1a2490c r4:c5aae000 [ 121.126013] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 121.134979] r9:c1ad0518 r8:c15e8544 r7:c5aaff60 r6:0000001f r5:c5c4e000 r4:7fffffff [ 121.142737] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 121.153181] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 121.164835] r5:c5c4e000 r4:c5aae000 [ 121.168427] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.178343] r4:0000002e [ 121.180888] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.188905] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.196829] r9:c5aaff60 r8:c5323780 r7:0000001f r6:b6e45000 r5:c5b38c80 r4:c0c2e8c8 [ 121.204587] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.212424] r9:c07f5b64 r8:c5aaff60 r7:c2816000 r6:b6e45000 r5:c5b38c80 r4:00000000 [ 121.220175] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.227316] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c5aae000 r5:c5b38c80 [ 121.235149] r4:c5b38c80 [ 121.237692] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 121.244834] r9:c5aae000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:0000001f r4:0000001f [ 121.252589] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 121.260164] Exception stack(0xc5aaffa8 to 0xc5aafff0) [ 121.265224] ffa0: 0000001f 0000001f 00000001 b6e45000 0000001f 00000000 [ 121.273410] ffc0: 0000001f 0000001f b6f8ce00 00000004 00000001 00000000 00020000 bec54a54 [ 121.281592] ffe0: 00000004 bec54788 b6ef74cf b6e7d7e6 [ 121.286684] irq event stamp: 0 [ 121.289755] hardirqs last enabled at (0): [<00000000>] 0x0 [ 121.295369] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 121.302867] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 121.310412] softirqs last disabled at (0): [<00000000>] 0x0 [ 121.316024] ---[ end trace 70172511598b028a ]--- [ 121.320654] lkdtm: Overflow detected: saturated # [ 120.992996] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 121.000078] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 121.009195] ------------[ cut here ]------------ # [ 121.016708] WARNING: CPU: 0 PID: 2789 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 121.026760] refcount_t: saturated; leaking memory. # [ 121.031560] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 121.060798] CPU: 0 PID: 2789 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 121.068548] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.075080] Backtrace: # [ 121.077556] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.085136] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 121.090808] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.098131] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.105101] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a24934 # [ 121.112852] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.120341] r7:00000013 r6:c1a24934 r5:c1a2490c r4:c5aae000 # [ 121.126013] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 121.134979] r9:c1ad0518 r8:c15e8544 r7:c5aaff60 r6:0000001f r5:c5c4e000 r4:7fffffff # [ 121.142737] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 121.153181] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 121.164835] r5:c5c4e000 r4:c5aae000 # [ 121.168427] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.178343] r4:0000002e # [ 121.180888] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.188905] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.196829] r9:c5aaff60 r8:c5323780 r7:0000001f r6:b6e45000 r5:c5b38c80 r4:c0c2e8c8 # [ 121.204587] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.212424] r9:c07f5b64 r8:c5aaff60 r7:c2816000 r6:b6e45000 r5:c5b38c80 r4:00000000 # [ 121.220175] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.227316] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c5aae000 r5:c5b38c80 # [ 121.235149] r4:c5b38c80 # [ 121.237692] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 121.244834] r9:c5aae000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:0000001f r4:0000001f # [ 121.252589] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 121.260164] Exception stack(0xc5aaffa8 to 0xc5aafff0) # [ 121.265224] ffa0: 0000001f 0000001f 00000001 b6e45000 0000001f 00000000 # [ 121.273410] ffc0: 0000001f 0000001f b6f8ce00 00000004 00000001 00000000 00020000 bec54a54 # [ 121.281592] ffe0: 00000004 bec54788 b6ef74cf b6e7d7e6 # [ 121.286684] irq event stamp: 0 # [ 121.289755] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 121.295369] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 121.302867] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 121.310412] softirqs last disabled at (0): [<00000000>] 0x0 # [ 121.316024] ---[ end trace 70172511598b028a ]--- # [ 121.320654] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.s[ 121.757513] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO h # exit=1 # selftests: lkdtm: R[ 121.765371] lkdtm: attempting good refcount_dec() EFCOUNT_DEC_ZERO.sh [ 121.772927] lkdtm: attempting bad refcount_dec() to zero [ 121.780110] ------------[ cut here ]------------ [ 121.784765] WARNING: CPU: 2 PID: 2823 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 121.793313] refcount_t: decrement hit 0; leaking memory. [ 121.798680] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 121.827831] CPU: 2 PID: 2823 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 121.835581] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 121.842113] Backtrace: [ 121.844588] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 121.852167] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 121.857840] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 121.865165] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 121.872135] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a24934 [ 121.879888] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 121.887377] r7:0000001f r6:c1a24934 r5:c1a24998 r4:c478e000 [ 121.893051] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 121.902018] r9:c1ad0538 r8:c15e8544 r7:c478ff60 r6:00000012 r5:c6bc4000 r4:c478e000 [ 121.909773] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 121.919437] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 121.929194] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 121.937982] r4:0000002f [ 121.940527] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 121.948545] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 121.956469] r9:c478ff60 r8:c5323780 r7:00000012 r6:b6e6a000 r5:c6c18280 r4:c0c2e8c8 [ 121.964226] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 121.972064] r9:c07f5b64 r8:c478ff60 r7:c2816000 r6:b6e6a000 r5:c6c18280 r4:00000000 [ 121.979816] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 121.986959] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c478e000 r5:c6c18280 [ 121.994792] r4:c6c18280 [ 121.997336] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.004477] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000012 r4:00000012 [ 122.012230] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.019804] Exception stack(0xc478ffa8 to 0xc478fff0) [ 122.024863] ffa0: 00000012 00000012 00000001 b6e6a000 00000012 00000000 [ 122.033048] ffc0: 00000012 00000012 b6fb1e00 00000004 00000001 00000000 00020000 beafca54 [ 122.041230] ffe0: 00000004 beafc788 b6f1c4cf b6ea27e6 [ 122.046348] irq event stamp: 0 [ 122.049421] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.055010] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.062551] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.070105] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.075731] ---[ end trace 70172511598b028b ]--- [ 122.080378] lkdtm: Zero detected: saturated # [ 121.757513] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 121.765371] lkdtm: attempting good refcount_dec() # [ 121.772927] lkdtm: attempting bad refcount_dec() to zero # [ 121.780110] ------------[ cut here ]------------ # [ 121.784765] WARNING: CPU: 2 PID: 2823 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 121.793313] refcount_t: decrement hit 0; leaking memory. # [ 121.798680] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 121.827831] CPU: 2 PID: 2823 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 121.835581] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 121.842113] Backtrace: # [ 121.844588] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 121.852167] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 121.857840] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 121.865165] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 121.872135] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a24934 # [ 121.879888] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 121.887377] r7:0000001f r6:c1a24934 r5:c1a24998 r4:c478e000 # [ 121.893051] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 121.902018] r9:c1ad0538 r8:c15e8544 r7:c478ff60 r6:00000012 r5:c6bc4000 r4:c478e000 # [ 121.909773] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 121.919437] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 121.929194] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 121.937982] r4:0000002f # [ 121.940527] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 121.948545] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 121.956469] r9:c478ff60 r8:c5323780 r7:00000012 r6:b6e6a000 r5:c6c18280 r4:c0c2e8c8 # [ 121.964226] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 121.972064] r9:c07f5b64 r8:c478ff60 r7:c2816000 r6:b6e6a000 r5:c6c18280 r4:00000000 # [ 121.979816] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 121.986959] r10:00000004 r9:00000000 r8:00000000 r7:b6e6a000 r6:c478e000 r5:c6c18280 # [ 121.994792] r4:c6c18280 # [ 121.997336] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.004477] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6fb1e00 r5:00000012 r4:00000012 # [ 122.012230] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.019804] Exception stack(0xc478ffa8 to 0xc478fff0) # [ 122.024863] ffa0: 00000012 00000012 00000001 b6e6a000 00000012 00000000 # [ 122.033048] ffc0: 00000012 00000012 b6fb1e00 00000004 00000001 00000000 00020000 beafca54 # [ 122.041230] ffe0: 00000004 beafc788 b6f1c4cf b6ea27e6 # [ 122.046348] irq event stamp: 0 # [ 122.049421] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.055010] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.062551] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.070105] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.075731] ---[ end trace 70172511598b028b ]--- # [ 122.080378] 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 [ 122.525805] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 122.531832] lkdtm: attempting bad refcount_dec() below zero [ 122.537570] ------------[ cut here ]------------ [ 122.542251] WARNING: CPU: 0 PID: 2860 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 122.550761] refcount_t: decrement hit 0; leaking memory. [ 122.556183] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 122.585734] CPU: 0 PID: 2860 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 122.593483] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 122.600013] Backtrace: [ 122.602487] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 122.610066] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 122.615738] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 122.623061] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 122.630030] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a24934 [ 122.637782] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 122.645271] r7:0000001f r6:c1a24934 r5:c1a24998 r4:c6ea2000 [ 122.650945] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 122.659910] r9:c1ad054c r8:c15e8544 r7:c6ea3f60 r6:00000016 r5:00000000 r4:c6ea2000 [ 122.667668] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 122.677332] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 122.687435] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 122.696572] r5:c5d6e000 r4:00000030 [ 122.700157] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 122.708174] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 122.716099] r9:c6ea3f60 r8:c5323780 r7:00000016 r6:b6e1a000 r5:c6a72c80 r4:c0c2e8c8 [ 122.723855] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 122.731696] r9:c07f5b64 r8:c6ea3f60 r7:c2816000 r6:b6e1a000 r5:c6a72c80 r4:00000000 [ 122.739446] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 122.746588] r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c6ea2000 r5:c6a72c80 [ 122.754422] r4:c6a72c80 [ 122.756965] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 122.764108] r9:c6ea2000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:00000016 r4:00000016 [ 122.771862] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 122.779436] Exception stack(0xc6ea3fa8 to 0xc6ea3ff0) [ 122.784497] 3fa0: 00000016 00000016 00000001 b6e1a000 00000016 00000000 [ 122.792681] 3fc0: 00000016 00000016 b6f61e00 00000004 00000001 00000000 00020000 beca2a54 [ 122.800863] 3fe0: 00000004 beca2788 b6ecc4cf b6e527e6 [ 122.805955] irq event stamp: 0 [ 122.809028] hardirqs last enabled at (0): [<00000000>] 0x0 [ 122.814615] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 122.822187] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 122.829731] softirqs last disabled at (0): [<00000000>] 0x0 [ 122.835343] ---[ end trace 70172511598b028c ]--- [ 122.839970] lkdtm: Negative detected: saturated # [ 122.525805] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 122.531832] lkdtm: attempting bad refcount_dec() below zero # [ 122.537570] ------------[ cut here ]------------ # [ 122.542251] WARNING: CPU: 0 PID: 2860 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 122.550761] refcount_t: decrement hit 0; leaking memory. # [ 122.556183] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 122.585734] CPU: 0 PID: 2860 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 122.593483] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 122.600013] Backtrace: # [ 122.602487] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.610066] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 122.615738] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.623061] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 122.630030] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a24934 # [ 122.637782] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 122.645271] r7:0000001f r6:c1a24934 r5:c1a24998 r4:c6ea2000 # [ 122.650945] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 122.659910] r9:c1ad054c r8:c15e8544 r7:c6ea3f60 r6:00000016 r5:00000000 r4:c6ea2000 # [ 122.667668] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 122.677332] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 122.687435] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.696572] r5:c5d6e000 r4:00000030 # [ 122.700157] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.708174] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.716099] r9:c6ea3f60 r8:c5323780 r7:00000016 r6:b6e1a000 r5:c6a72c80 r4:c0c2e8c8 # [ 122.723855] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 122.731696] r9:c07f5b64 r8:c6ea3f60 r7:c2816000 r6:b6e1a000 r5:c6a72c80 r4:00000000 # [ 122.739446] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.746588] r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c6ea2000 r5:c6a72c80 # [ 122.754422] r4:c6a72c80 # [ 122.756965] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.764108] r9:c6ea2000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:00000016 r4:00000016 # [ 122.771862] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.779436] Exception stack(0xc6ea3fa8 to 0xc6ea3ff0) # [ 122.784497] 3fa0: 00000016 00000016 00000001 b6e1a000 00000016 00000000 # [ 122.792681] 3fc0: 00000016 00000016 b6f61e00 00000004 00000001 00000000 00020000 beca2a54 # [ 122.800863] 3fe0: 00000004 beca2788 b6ecc4cf b6e527e6 # [ 122.805955] irq event stamp: 0 # [ 122.809028] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 122.814615] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 122.822187] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 122.829731] softirqs last disabled at (0): [<00000000>] 0x0 # [ 122.835343] ---[ end trace 70172511598b028c ]--- # [ 122.839970] 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 [ 123.299261] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 123.306138] lkdtm: attempting bad refcount_dec_and_test() below zero [ 123.312507] ------------[ cut here ]------------ [ 123.317313] WARNING: CPU: 0 PID: 2895 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 123.325935] refcount_t: underflow; use-after-free. [ 123.330736] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 123.359882] CPU: 0 PID: 2895 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 123.367632] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 123.374163] Backtrace: [ 123.376640] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 123.384218] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 123.389890] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 123.397214] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 123.404184] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a24934 [ 123.411939] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 123.419429] r7:0000001c r6:c1a24934 r5:c1a24970 r4:c5d00000 [ 123.425102] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 123.434154] r9:c1ad0564 r8:c15e8544 r7:c5d01f60 r6:0000001f r5:00000000 r4:c5d00000 [ 123.441914] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 123.452364] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 123.464028] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 123.473944] r5:c5c62000 r4:00000031 [ 123.477530] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 123.485548] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 123.493472] r9:c5d01f60 r8:c5323780 r7:0000001f r6:b6dd4000 r5:c59e28c0 r4:c0c2e8c8 [ 123.501229] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 123.509068] r9:c07f5b64 r8:c5d01f60 r7:c2816000 r6:b6dd4000 r5:c59e28c0 r4:00000000 [ 123.516819] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 123.523962] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5d00000 r5:c59e28c0 [ 123.531795] r4:c59e28c0 [ 123.534337] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 123.541479] r9:c5d00000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:0000001f r4:0000001f [ 123.549233] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 123.556807] Exception stack(0xc5d01fa8 to 0xc5d01ff0) [ 123.561867] 1fa0: 0000001f 0000001f 00000001 b6dd4000 0000001f 00000000 [ 123.570052] 1fc0: 0000001f 0000001f b6f1be00 00000004 00000001 00000000 00020000 bec5da54 [ 123.578235] 1fe0: 00000004 bec5d788 b6e864cf b6e0c7e6 [ 123.583330] irq event stamp: 0 [ 123.586426] hardirqs last enabled at (0): [<00000000>] 0x0 [ 123.592015] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 123.599548] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 123.607083] softirqs last disabled at (0): [<00000000>] 0x0 [ 123.612671] ---[ end trace 70172511598b028d ]--- [ 123.617328] lkdtm: Negative detected: saturated # [ 123.299261] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 123.306138] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 123.312507] ------------[ cut here ]------------ # [ 123.317313] WARNING: CPU: 0 PID: 2895 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 123.325935] refcount_t: underflow; use-after-free. # [ 123.330736] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 123.359882] CPU: 0 PID: 2895 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 123.367632] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 123.374163] Backtrace: # [ 123.376640] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 123.384218] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 123.389890] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 123.397214] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 123.404184] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a24934 # [ 123.411939] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 123.419429] r7:0000001c r6:c1a24934 r5:c1a24970 r4:c5d00000 # [ 123.425102] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 123.434154] r9:c1ad0564 r8:c15e8544 r7:c5d01f60 r6:0000001f r5:00000000 r4:c5d00000 # [ 123.441914] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 123.452364] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 123.464028] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.473944] r5:c5c62000 r4:00000031 # [ 123.477530] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.485548] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.493472] r9:c5d01f60 r8:c5323780 r7:0000001f r6:b6dd4000 r5:c59e28c0 r4:c0c2e8c8 # [ 123.501229] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 123.509068] r9:c07f5b64 r8:c5d01f60 r7:c2816000 r6:b6dd4000 r5:c59e28c0 r4:00000000 # [ 123.516819] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.523962] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5d00000 r5:c59e28c0 # [ 123.531795] r4:c59e28c0 # [ 123.534337] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.541479] r9:c5d00000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:0000001f r4:0000001f # [ 123.549233] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.556807] Exception stack(0xc5d01fa8 to 0xc5d01ff0) # [ 123.561867] 1fa0: 0000001f 0000001f 00000001 b6dd4000 0000001f 00000000 # [ 123.570052] 1fc0: 0000001f 0000001f b6f1be00 00000004 00000001 00000000 00020000 bec5da54 # [ 123.578235] 1fe0: 00000004 bec5d788 b6e864cf b6e0c7e6 # [ 123.583330] irq event stamp: 0 # [ 123.586426] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 123.592015] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 123.599548] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 123.607083] softirqs last disabled at (0): [<00000000>] 0x0 # [ 123.612671] ---[ end trace 70172511598b028d ]--- # [ 123.617328] 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 [ 124.072302] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 124.079177] lkdtm: attempting bad refcount_sub_and_test() below zero [ 124.085593] ------------[ cut here ]------------ [ 124.090308] WARNING: CPU: 3 PID: 2930 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 124.098925] refcount_t: underflow; use-after-free. [ 124.103726] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 124.132872] CPU: 3 PID: 2930 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 124.140621] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.147154] Backtrace: [ 124.149628] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.157208] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 124.162879] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.170202] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.177172] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a24934 [ 124.184926] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.192414] r7:0000001c r6:c1a24934 r5:c1a24970 r4:c5c38000 [ 124.198088] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 124.207142] r9:c1ad0584 r8:c15e8544 r7:c5c39f60 r6:0000001f r5:c6a6a000 r4:c5c38000 [ 124.214904] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 124.225355] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 124.237017] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 124.246934] r4:00000032 [ 124.249478] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 124.257495] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 124.265421] r9:c5c39f60 r8:c5323780 r7:0000001f r6:b6df3000 r5:c59e28c0 r4:c0c2e8c8 [ 124.273178] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 124.281016] r9:c07f5b64 r8:c5c39f60 r7:c2816000 r6:b6df3000 r5:c59e28c0 r4:00000000 [ 124.288768] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 124.295910] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c5c38000 r5:c59e28c0 [ 124.303743] r4:c59e28c0 [ 124.306286] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 124.313429] r9:c5c38000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000001f r4:0000001f [ 124.321184] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 124.328758] Exception stack(0xc5c39fa8 to 0xc5c39ff0) [ 124.333818] 9fa0: 0000001f 0000001f 00000001 b6df3000 0000001f 00000000 [ 124.342004] 9fc0: 0000001f 0000001f b6f3ae00 00000004 00000001 00000000 00020000 bea34a54 [ 124.350186] 9fe0: 00000004 bea34788 b6ea54cf b6e2b7e6 [ 124.355309] irq event stamp: 0 [ 124.358382] hardirqs last enabled at (0): [<00000000>] 0x0 [ 124.363972] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 124.371548] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 124.379105] softirqs last disabled at (0): [<00000000>] 0x0 [ 124.384698] ---[ end trace 70172511598b028e ]--- [ 124.389368] lkdtm: Negative detected: saturated # [ 124.072302] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 124.079177] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 124.085593] ------------[ cut here ]------------ # [ 124.090308] WARNING: CPU: 3 PID: 2930 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 124.098925] refcount_t: underflow; use-after-free. # [ 124.103726] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 124.132872] CPU: 3 PID: 2930 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 124.140621] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.147154] Backtrace: # [ 124.149628] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.157208] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 124.162879] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.170202] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.177172] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a24934 # [ 124.184926] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.192414] r7:0000001c r6:c1a24934 r5:c1a24970 r4:c5c38000 # [ 124.198088] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 124.207142] r9:c1ad0584 r8:c15e8544 r7:c5c39f60 r6:0000001f r5:c6a6a000 r4:c5c38000 # [ 124.214904] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 124.225355] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 124.237017] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.246934] r4:00000032 # [ 124.249478] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.257495] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.265421] r9:c5c39f60 r8:c5323780 r7:0000001f r6:b6df3000 r5:c59e28c0 r4:c0c2e8c8 # [ 124.273178] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 124.281016] r9:c07f5b64 r8:c5c39f60 r7:c2816000 r6:b6df3000 r5:c59e28c0 r4:00000000 # [ 124.288768] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.295910] r10:00000004 r9:00000000 r8:00000000 r7:b6df3000 r6:c5c38000 r5:c59e28c0 # [ 124.303743] r4:c59e28c0 # [ 124.306286] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.313429] r9:c5c38000 r8:c03002e4 r7:00000004 r6:b6f3ae00 r5:0000001f r4:0000001f # [ 124.321184] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.328758] Exception stack(0xc5c39fa8 to 0xc5c39ff0) # [ 124.333818] 9fa0: 0000001f 0000001f 00000001 b6df3000 0000001f 00000000 # [ 124.342004] 9fc0: 0000001f 0000001f b6f3ae00 00000004 00000001 00000000 00020000 bea34a54 # [ 124.350186] 9fe0: 00000004 bea34788 b6ea54cf b6e2b7e6 # [ 124.355309] irq event stamp: 0 # [ 124.358382] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.363972] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 124.371548] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 124.379105] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.384698] ---[ end trace 70172511598b028e ]--- # [ 124.389368] 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 [ 124.835755] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 124.841435] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 124.847914] lkdtm: Good: zero detected [ 124.851704] lkdtm: Correctly stayed at zero [ 124.855971] lkdtm: attempting bad refcount_inc() from zero [ 124.861473] ------------[ cut here ]------------ [ 124.866279] WARNING: CPU: 2 PID: 2962 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 124.874836] refcount_t: addition on 0; use-after-free. [ 124.880012] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 124.909154] CPU: 2 PID: 2962 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 124.916903] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 124.923434] Backtrace: [ 124.925910] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 124.933491] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 124.939164] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 124.946488] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 124.953461] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a24934 [ 124.961212] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 124.968701] r7:00000019 r6:c1a24934 r5:c1a24944 r4:c478e000 [ 124.974374] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 124.983428] r9:c1ad05a4 r8:c15e8544 r7:c478ff60 r6:00000012 r5:00000000 r4:c478e000 [ 124.991188] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 125.000855] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 125.010606] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.019396] r5:c6a61000 r4:00000033 [ 125.022982] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.030998] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.038921] r9:c478ff60 r8:c5323780 r7:00000012 r6:b6e6e000 r5:c69a1680 r4:c0c2e8c8 [ 125.046679] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.054516] r9:c07f5b64 r8:c478ff60 r7:c2816000 r6:b6e6e000 r5:c69a1680 r4:00000000 [ 125.062270] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.069412] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c478e000 r5:c69a1680 [ 125.077245] r4:c69a1680 [ 125.079788] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.086931] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:00000012 r4:00000012 [ 125.094683] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.102257] Exception stack(0xc478ffa8 to 0xc478fff0) [ 125.107317] ffa0: 00000012 00000012 00000001 b6e6e000 00000012 00000000 [ 125.115504] ffc0: 00000012 00000012 b6fb5e00 00000004 00000001 00000000 00020000 beab7a54 [ 125.123685] ffe0: 00000004 beab7788 b6f204cf b6ea67e6 [ 125.128814] irq event stamp: 0 [ 125.131886] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.137502] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.145024] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.152624] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.158261] ---[ end trace 70172511598b028f ]--- [ 125.162895] lkdtm: Zero detected: saturated # [ 124.835755] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 124.841435] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 124.847914] lkdtm: Good: zero detected # [ 124.851704] lkdtm: Correctly stayed at zero # [ 124.855971] lkdtm: attempting bad refcount_inc() from zero # [ 124.861473] ------------[ cut here ]------------ # [ 124.866279] WARNING: CPU: 2 PID: 2962 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 124.874836] refcount_t: addition on 0; use-after-free. # [ 124.880012] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 124.909154] CPU: 2 PID: 2962 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 124.916903] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 124.923434] Backtrace: # [ 124.925910] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.933491] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 124.939164] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.946488] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 124.953461] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a24934 # [ 124.961212] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.968701] r7:00000019 r6:c1a24934 r5:c1a24944 r4:c478e000 # [ 124.974374] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 124.983428] r9:c1ad05a4 r8:c15e8544 r7:c478ff60 r6:00000012 r5:00000000 r4:c478e000 # [ 124.991188] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 125.000855] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 125.010606] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.019396] r5:c6a61000 r4:00000033 # [ 125.022982] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.030998] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.038921] r9:c478ff60 r8:c5323780 r7:00000012 r6:b6e6e000 r5:c69a1680 r4:c0c2e8c8 # [ 125.046679] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.054516] r9:c07f5b64 r8:c478ff60 r7:c2816000 r6:b6e6e000 r5:c69a1680 r4:00000000 # [ 125.062270] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.069412] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c478e000 r5:c69a1680 # [ 125.077245] r4:c69a1680 # [ 125.079788] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.086931] r9:c478e000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:00000012 r4:00000012 # [ 125.094683] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.102257] Exception stack(0xc478ffa8 to 0xc478fff0) # [ 125.107317] ffa0: 00000012 00000012 00000001 b6e6e000 00000012 00000000 # [ 125.115504] ffc0: 00000012 00000012 b6fb5e00 00000004 00000001 00000000 00020000 beab7a54 # [ 125.123685] ffe0: 00000004 beab7788 b6f204cf b6ea67e6 # [ 125.128814] irq event stamp: 0 # [ 125.131886] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.137502] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.145024] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.152624] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.158261] ---[ end trace 70172511598b028f ]--- # [ 125.162895] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUN[ 125.607757] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO T_ADD_ZERO.sh [ 125.616303] lkdtm: attempting safe refcount_add_not_zero() from zero [ 125.623813] lkdtm: Good: zero detected [ 125.627642] lkdtm: Correctly stayed at zero [ 125.631857] lkdtm: attempting bad refcount_add() from zero [ 125.637491] ------------[ cut here ]------------ [ 125.642188] WARNING: CPU: 1 PID: 2996 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 125.650773] refcount_t: addition on 0; use-after-free. [ 125.655962] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 125.685118] CPU: 1 PID: 2996 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 125.692867] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 125.699399] Backtrace: [ 125.701875] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 125.709456] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 125.715127] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 125.722451] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 125.729421] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a24934 [ 125.737175] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 125.744664] r7:00000019 r6:c1a24934 r5:c1a24944 r4:c68ea000 [ 125.750338] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 125.759392] r9:c1ad05b8 r8:c15e8544 r7:c68ebf60 r6:00000012 r5:00000000 r4:c68ea000 [ 125.767153] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 125.776818] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 125.786570] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 125.795358] r5:c6d71000 r4:00000034 [ 125.798946] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 125.806963] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 125.814887] r9:c68ebf60 r8:c5323780 r7:00000012 r6:b6eb5000 r5:c59e3cc0 r4:c0c2e8c8 [ 125.822644] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 125.830484] r9:c07f5b64 r8:c68ebf60 r7:c2816000 r6:b6eb5000 r5:c59e3cc0 r4:00000000 [ 125.838234] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 125.845377] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c68ea000 r5:c59e3cc0 [ 125.853210] r4:c59e3cc0 [ 125.855752] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 125.862896] r9:c68ea000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:00000012 r4:00000012 [ 125.870652] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 125.878225] Exception stack(0xc68ebfa8 to 0xc68ebff0) [ 125.883286] bfa0: 00000012 00000012 00000001 b6eb5000 00000012 00000000 [ 125.891473] bfc0: 00000012 00000012 b6ffce00 00000004 00000001 00000000 00020000 bee5ba54 [ 125.899657] bfe0: 00000004 bee5b788 b6f674cf b6eed7e6 [ 125.904805] irq event stamp: 0 [ 125.907950] hardirqs last enabled at (0): [<00000000>] 0x0 [ 125.913544] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 125.921075] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 125.928607] softirqs last disabled at (0): [<00000000>] 0x0 [ 125.934192] ---[ end trace 70172511598b0290 ]--- [ 125.938851] lkdtm: Zero detected: saturated # [ 125.607757] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 125.616303] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 125.623813] lkdtm: Good: zero detected # [ 125.627642] lkdtm: Correctly stayed at zero # [ 125.631857] lkdtm: attempting bad refcount_add() from zero # [ 125.637491] ------------[ cut here ]------------ # [ 125.642188] WARNING: CPU: 1 PID: 2996 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 125.650773] refcount_t: addition on 0; use-after-free. # [ 125.655962] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 125.685118] CPU: 1 PID: 2996 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 125.692867] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 125.699399] Backtrace: # [ 125.701875] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.709456] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 125.715127] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.722451] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 125.729421] r9:00000009 r8:c086dfa8 r7:00000019 r6:00000009 r5:c086dfa8 r4:c1a24934 # [ 125.737175] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.744664] r7:00000019 r6:c1a24934 r5:c1a24944 r4:c68ea000 # [ 125.750338] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 125.759392] r9:c1ad05b8 r8:c15e8544 r7:c68ebf60 r6:00000012 r5:00000000 r4:c68ea000 # [ 125.767153] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 125.776818] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 125.786570] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.795358] r5:c6d71000 r4:00000034 # [ 125.798946] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.806963] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.814887] r9:c68ebf60 r8:c5323780 r7:00000012 r6:b6eb5000 r5:c59e3cc0 r4:c0c2e8c8 # [ 125.822644] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 125.830484] r9:c07f5b64 r8:c68ebf60 r7:c2816000 r6:b6eb5000 r5:c59e3cc0 r4:00000000 # [ 125.838234] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.845377] r10:00000004 r9:00000000 r8:00000000 r7:b6eb5000 r6:c68ea000 r5:c59e3cc0 # [ 125.853210] r4:c59e3cc0 # [ 125.855752] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.862896] r9:c68ea000 r8:c03002e4 r7:00000004 r6:b6ffce00 r5:00000012 r4:00000012 # [ 125.870652] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.878225] Exception stack(0xc68ebfa8 to 0xc68ebff0) # [ 125.883286] bfa0: 00000012 00000012 00000001 b6eb5000 00000012 00000000 # [ 125.891473] bfc0: 00000012 00000012 b6ffce00 00000004 00000001 00000000 00020000 bee5ba54 # [ 125.899657] bfe0: 00000004 bee5b788 b6f674cf b6eed7e6 # [ 125.904805] irq event stamp: 0 # [ 125.907950] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.913544] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 125.921075] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 125.928607] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.934192] ---[ end trace 70172511598b0290 ]--- # [ 125.938851] 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 [ 126.409897] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 126.416109] lkdtm: attempting bad refcount_inc() from saturated [ 126.422047] ------------[ cut here ]------------ [ 126.426739] WARNING: CPU: 3 PID: 3033 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 126.435194] refcount_t: saturated; leaking memory. [ 126.440071] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 126.469289] CPU: 3 PID: 3033 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 126.477041] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 126.483576] Backtrace: [ 126.486060] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 126.493643] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 126.499318] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 126.506647] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 126.513622] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a24934 [ 126.521380] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 126.528874] r7:00000016 r6:c1a24934 r5:c1a2490c r4:c6ad2000 [ 126.534555] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 126.543526] r9:c1ad05cc r8:c15e8544 r7:c6ad3f60 r6:00000017 r5:c6a6a000 r4:c6ad2000 [ 126.551292] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 126.560966] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 126.571156] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 126.580379] r4:00000035 [ 126.582929] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 126.590950] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 126.598878] r9:c6ad3f60 r8:c5323780 r7:00000017 r6:b6e5a000 r5:c47d4f00 r4:c0c2e8c8 [ 126.606640] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 126.614480] r9:c07f5b64 r8:c6ad3f60 r7:c2816000 r6:b6e5a000 r5:c47d4f00 r4:00000000 [ 126.622235] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 126.629381] r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c6ad2000 r5:c47d4f00 [ 126.637217] r4:c47d4f00 [ 126.639765] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 126.646911] r9:c6ad2000 r8:c03002e4 r7:00000004 r6:b6fa1e00 r5:00000017 r4:00000017 [ 126.654669] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 126.662246] Exception stack(0xc6ad3fa8 to 0xc6ad3ff0) [ 126.667309] 3fa0: 00000017 00000017 00000001 b6e5a000 00000017 00000000 [ 126.675500] 3fc0: 00000017 00000017 b6fa1e00 00000004 00000001 00000000 00020000 beb2fa54 [ 126.683686] 3fe0: 00000004 beb2f788 b6f0c4cf b6e927e6 [ 126.688830] irq event stamp: 0 [ 126.691908] hardirqs last enabled at (0): [<00000000>] 0x0 [ 126.697534] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 126.705036] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 126.712592] softirqs last disabled at (0): [<00000000>] 0x0 [ 126.718218] ---[ end trace 70172511598b0291 ]--- [ 126.722853] lkdtm: Saturation detected: still saturated # [ 126.409897] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 126.416109] lkdtm: attempting bad refcount_inc() from saturated # [ 126.422047] ------------[ cut here ]------------ # [ 126.426739] WARNING: CPU: 3 PID: 3033 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 126.435194] refcount_t: saturated; leaking memory. # [ 126.440071] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 126.469289] CPU: 3 PID: 3033 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 126.477041] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 126.483576] Backtrace: # [ 126.486060] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.493643] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 126.499318] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.506647] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 126.513622] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a24934 # [ 126.521380] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 126.528874] r7:00000016 r6:c1a24934 r5:c1a2490c r4:c6ad2000 # [ 126.534555] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 126.543526] r9:c1ad05cc r8:c15e8544 r7:c6ad3f60 r6:00000017 r5:c6a6a000 r4:c6ad2000 # [ 126.551292] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 126.560966] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 126.571156] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.580379] r4:00000035 # [ 126.582929] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.590950] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.598878] r9:c6ad3f60 r8:c5323780 r7:00000017 r6:b6e5a000 r5:c47d4f00 r4:c0c2e8c8 # [ 126.606640] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 126.614480] r9:c07f5b64 r8:c6ad3f60 r7:c2816000 r6:b6e5a000 r5:c47d4f00 r4:00000000 # [ 126.622235] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.629381] r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c6ad2000 r5:c47d4f00 # [ 126.637217] r4:c47d4f00 # [ 126.639765] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.646911] r9:c6ad2000 r8:c03002e4 r7:00000004 r6:b6fa1e00 r5:00000017 r4:00000017 # [ 126.654669] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.662246] Exception stack(0xc6ad3fa8 to 0xc6ad3ff0) # [ 126.667309] 3fa0: 00000017 00000017 00000001 b6e5a000 00000017 00000000 # [ 126.675500] 3fc0: 00000017 00000017 b6fa1e00 00000004 00000001 00000000 00020000 beb2fa54 # [ 126.683686] 3fe0: 00000004 beb2f788 b6f0c4cf b6e927e6 # [ 126.688830] irq event stamp: 0 # [ 126.691908] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.697534] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 126.705036] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 126.712592] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.718218] ---[ end trace 70172511598b0291 ]--- # [ 126.722853] 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 [ 127.186308] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 127.192428] lkdtm: attempting bad refcount_dec() from saturated [ 127.198451] ------------[ cut here ]------------ [ 127.203108] WARNING: CPU: 1 PID: 3068 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 127.211625] refcount_t: decrement hit 0; leaking memory. [ 127.217173] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 127.246602] CPU: 1 PID: 3068 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 127.254352] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 127.260883] Backtrace: [ 127.263356] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 127.270935] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 127.276609] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 127.283933] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 127.290903] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a24934 [ 127.298655] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 127.306143] r7:0000001f r6:c1a24934 r5:c1a24998 r4:c5d00000 [ 127.311816] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 127.320782] r9:c1ad05e4 r8:c15e8544 r7:c5d01f60 r6:00000017 r5:c6a6e000 r4:c5d00000 [ 127.328539] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 127.338203] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 127.348392] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 127.357615] r4:00000036 [ 127.360159] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 127.368177] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 127.376101] r9:c5d01f60 r8:c5323780 r7:00000017 r6:b6e7a000 r5:c47d4c80 r4:c0c2e8c8 [ 127.383858] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 127.391696] r9:c07f5b64 r8:c5d01f60 r7:c2816000 r6:b6e7a000 r5:c47d4c80 r4:00000000 [ 127.399447] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 127.406590] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5d00000 r5:c47d4c80 [ 127.414423] r4:c47d4c80 [ 127.416964] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 127.424107] r9:c5d00000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000017 r4:00000017 [ 127.431861] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 127.439436] Exception stack(0xc5d01fa8 to 0xc5d01ff0) [ 127.444496] 1fa0: 00000017 00000017 00000001 b6e7a000 00000017 00000000 [ 127.452681] 1fc0: 00000017 00000017 b6fc1e00 00000004 00000001 00000000 00020000 beadda54 [ 127.460864] 1fe0: 00000004 beadd788 b6f2c4cf b6eb27e6 [ 127.465994] irq event stamp: 0 [ 127.469067] hardirqs last enabled at (0): [<00000000>] 0x0 [ 127.474653] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 127.482201] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 127.489772] softirqs last disabled at (0): [<00000000>] 0x0 [ 127.495435] ---[ end trace 70172511598b0292 ]--- [ 127.500073] lkdtm: Saturation detected: still saturated # [ 127.186308] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 127.192428] lkdtm: attempting bad refcount_dec() from saturated # [ 127.198451] ------------[ cut here ]------------ # [ 127.203108] WARNING: CPU: 1 PID: 3068 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 127.211625] refcount_t: decrement hit 0; leaking memory. # [ 127.217173] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 127.246602] CPU: 1 PID: 3068 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 127.254352] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 127.260883] Backtrace: # [ 127.263356] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 127.270935] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 127.276609] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 127.283933] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 127.290903] r9:00000009 r8:c086df0c r7:0000001f r6:00000009 r5:c086df0c r4:c1a24934 # [ 127.298655] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 127.306143] r7:0000001f r6:c1a24934 r5:c1a24998 r4:c5d00000 # [ 127.311816] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 127.320782] r9:c1ad05e4 r8:c15e8544 r7:c5d01f60 r6:00000017 r5:c6a6e000 r4:c5d00000 # [ 127.328539] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 127.338203] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 127.348392] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.357615] r4:00000036 # [ 127.360159] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.368177] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.376101] r9:c5d01f60 r8:c5323780 r7:00000017 r6:b6e7a000 r5:c47d4c80 r4:c0c2e8c8 # [ 127.383858] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 127.391696] r9:c07f5b64 r8:c5d01f60 r7:c2816000 r6:b6e7a000 r5:c47d4c80 r4:00000000 # [ 127.399447] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.406590] r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5d00000 r5:c47d4c80 # [ 127.414423] r4:c47d4c80 # [ 127.416964] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.424107] r9:c5d00000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000017 r4:00000017 # [ 127.431861] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.439436] Exception stack(0xc5d01fa8 to 0xc5d01ff0) # [ 127.444496] 1fa0: 00000017 00000017 00000001 b6e7a000 00000017 00000000 # [ 127.452681] 1fc0: 00000017 00000017 b6fc1e00 00000004 00000001 00000000 00020000 beadda54 # [ 127.460864] 1fe0: 00000004 beadd788 b6f2c4cf b6eb27e6 # [ 127.465994] irq event stamp: 0 # [ 127.469067] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 127.474653] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 127.482201] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 127.489772] softirqs last disabled at (0): [<00000000>] 0x0 # [ 127.495435] ---[ end trace 70172511598b0292 ]--- # [ 127.500073] 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 [ 127.963264] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 127.969506] lkdtm: attempting bad refcount_dec() from saturated [ 127.975576] ------------[ cut here ]------------ [ 127.980232] WARNING: CPU: 2 PID: 3103 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 127.988787] refcount_t: saturated; leaking memory. [ 127.993614] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 128.022765] CPU: 2 PID: 3103 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 128.030516] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.037047] Backtrace: [ 128.039522] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.047100] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 128.052773] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.060094] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.067063] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a24934 [ 128.074816] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.082306] r7:00000016 r6:c1a24934 r5:c1a2490c r4:c6a5e000 [ 128.087979] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 128.096945] r9:c1ad05fc r8:c15e8544 r7:c6a5ff60 r6:00000017 r5:c6bc4000 r4:c6a5e000 [ 128.104707] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 128.114376] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 128.124561] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.133784] r4:00000037 [ 128.136329] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.144346] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.152273] r9:c6a5ff60 r8:c5323780 r7:00000017 r6:b6dcd000 r5:c59e3cc0 r4:c0c2e8c8 [ 128.160031] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.167869] r9:c07f5b64 r8:c6a5ff60 r7:c2816000 r6:b6dcd000 r5:c59e3cc0 r4:00000000 [ 128.175620] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.182764] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6a5e000 r5:c59e3cc0 [ 128.190597] r4:c59e3cc0 [ 128.193142] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.200284] r9:c6a5e000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000017 r4:00000017 [ 128.208037] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.215611] Exception stack(0xc6a5ffa8 to 0xc6a5fff0) [ 128.220671] ffa0: 00000017 00000017 00000001 b6dcd000 00000017 00000000 [ 128.228859] ffc0: 00000017 00000017 b6f14e00 00000004 00000001 00000000 00020000 bec98a54 [ 128.237041] ffe0: 00000004 bec98788 b6e7f4cf b6e057e6 [ 128.242131] irq event stamp: 0 [ 128.245203] hardirqs last enabled at (0): [<00000000>] 0x0 [ 128.250817] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 128.258353] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 128.265904] softirqs last disabled at (0): [<00000000>] 0x0 [ 128.271523] ---[ end trace 70172511598b0293 ]--- [ 128.276222] lkdtm: Saturation detected: still saturated # [ 127.963264] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 127.969506] lkdtm: attempting bad refcount_dec() from saturated # [ 127.975576] ------------[ cut here ]------------ # [ 127.980232] WARNING: CPU: 2 PID: 3103 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 127.988787] refcount_t: saturated; leaking memory. # [ 127.993614] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 128.022765] CPU: 2 PID: 3103 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 128.030516] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.037047] Backtrace: # [ 128.039522] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.047100] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 128.052773] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.060094] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.067063] r9:00000009 r8:c086df74 r7:00000016 r6:00000009 r5:c086df74 r4:c1a24934 # [ 128.074816] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.082306] r7:00000016 r6:c1a24934 r5:c1a2490c r4:c6a5e000 # [ 128.087979] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 128.096945] r9:c1ad05fc r8:c15e8544 r7:c6a5ff60 r6:00000017 r5:c6bc4000 r4:c6a5e000 # [ 128.104707] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 128.114376] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 128.124561] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.133784] r4:00000037 # [ 128.136329] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.144346] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.152273] r9:c6a5ff60 r8:c5323780 r7:00000017 r6:b6dcd000 r5:c59e3cc0 r4:c0c2e8c8 # [ 128.160031] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.167869] r9:c07f5b64 r8:c6a5ff60 r7:c2816000 r6:b6dcd000 r5:c59e3cc0 r4:00000000 # [ 128.175620] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.182764] r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6a5e000 r5:c59e3cc0 # [ 128.190597] r4:c59e3cc0 # [ 128.193142] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.200284] r9:c6a5e000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000017 r4:00000017 # [ 128.208037] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.215611] Exception stack(0xc6a5ffa8 to 0xc6a5fff0) # [ 128.220671] ffa0: 00000017 00000017 00000001 b6dcd000 00000017 00000000 # [ 128.228859] ffc0: 00000017 00000017 b6f14e00 00000004 00000001 00000000 00020000 bec98a54 # [ 128.237041] ffe0: 00000004 bec98788 b6e7f4cf b6e057e6 # [ 128.242131] irq event stamp: 0 # [ 128.245203] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.250817] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 128.258353] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 128.265904] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.271523] ---[ end trace 70172511598b0293 ]--- # [ 128.276222] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 128.728130] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 128.735031] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 128.741825] ------------[ cut here ]------------ [ 128.746554] WARNING: CPU: 0 PID: 3135 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 128.755005] refcount_t: saturated; leaking memory. [ 128.759862] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 128.789162] CPU: 0 PID: 3135 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 128.796917] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 128.803453] Backtrace: [ 128.805935] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 128.813520] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 128.819198] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 128.826524] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 128.833499] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a24934 [ 128.841257] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 128.848749] r7:00000013 r6:c1a24934 r5:c1a2490c r4:c6b70000 [ 128.854426] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 128.863396] r9:c1ad0614 r8:c15e8544 r7:c6b71f60 r6:00000020 r5:c5ec0000 r4:c0000000 [ 128.871161] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 128.881611] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 128.893355] r5:c5ec0000 r4:c6b70000 [ 128.896954] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 128.906961] r4:00000038 [ 128.909511] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 128.917535] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 128.925463] r9:c6b71f60 r8:c5323780 r7:00000020 r6:b6ea7000 r5:c6ad1040 r4:c0c2e8c8 [ 128.933226] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 128.941069] r9:c07f5b64 r8:c6b71f60 r7:c2816000 r6:b6ea7000 r5:c6ad1040 r4:00000000 [ 128.948825] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 128.955971] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c6b70000 r5:c6ad1040 [ 128.963806] r4:c6ad1040 [ 128.966352] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 128.973498] r9:c6b70000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:00000020 r4:00000020 [ 128.981257] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 128.988835] Exception stack(0xc6b71fa8 to 0xc6b71ff0) [ 128.993899] 1fa0: 00000020 00000020 00000001 b6ea7000 00000020 00000000 [ 129.002088] 1fc0: 00000020 00000020 b6feee00 00000004 00000001 00000000 00020000 beb77a54 [ 129.010273] 1fe0: 00000004 beb77788 b6f594cf b6edf7e6 [ 129.015386] irq event stamp: 0 [ 129.018475] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.024071] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 129.031621] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 129.039186] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.044779] ---[ end trace 70172511598b0294 ]--- [ 129.049456] lkdtm: Saturation detected: still saturated # [ 128.728130] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 128.735031] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 128.741825] ------------[ cut here ]------------ # [ 128.746554] WARNING: CPU: 0 PID: 3135 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 128.755005] refcount_t: saturated; leaking memory. # [ 128.759862] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 128.789162] CPU: 0 PID: 3135 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 128.796917] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 128.803453] Backtrace: # [ 128.805935] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.813520] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 128.819198] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.826524] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 128.833499] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a24934 # [ 128.841257] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.848749] r7:00000013 r6:c1a24934 r5:c1a2490c r4:c6b70000 # [ 128.854426] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 128.863396] r9:c1ad0614 r8:c15e8544 r7:c6b71f60 r6:00000020 r5:c5ec0000 r4:c0000000 # [ 128.871161] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 128.881611] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 128.893355] r5:c5ec0000 r4:c6b70000 # [ 128.896954] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.906961] r4:00000038 # [ 128.909511] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.917535] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.925463] r9:c6b71f60 r8:c5323780 r7:00000020 r6:b6ea7000 r5:c6ad1040 r4:c0c2e8c8 # [ 128.933226] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 128.941069] r9:c07f5b64 r8:c6b71f60 r7:c2816000 r6:b6ea7000 r5:c6ad1040 r4:00000000 # [ 128.948825] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.955971] r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c6b70000 r5:c6ad1040 # [ 128.963806] r4:c6ad1040 # [ 128.966352] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.973498] r9:c6b70000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:00000020 r4:00000020 # [ 128.981257] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.988835] Exception stack(0xc6b71fa8 to 0xc6b71ff0) # [ 128.993899] 1fa0: 00000020 00000020 00000001 b6ea7000 00000020 00000000 # [ 129.002088] 1fc0: 00000020 00000020 b6feee00 00000004 00000001 00000000 00020000 beb77a54 # [ 129.010273] 1fe0: 00000004 beb77788 b6f594cf b6edf7e6 # [ 129.015386] irq event stamp: 0 # [ 129.018475] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.024071] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 129.031621] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 129.039186] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.044779] ---[ end trace 70172511598b0294 ]--- # [ 129.049456] 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 [ 129.535195] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 129.542147] lkdtm: attempting bad refcount_add_not_zero() from saturated [ 129.549015] ------------[ cut here ]------------ [ 129.553689] WARNING: CPU: 3 PID: 3169 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 129.562170] refcount_t: saturated; leaking memory. [ 129.567006] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 129.596157] CPU: 3 PID: 3169 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 129.603907] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 129.610439] Backtrace: [ 129.612914] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 129.620493] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 129.626166] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 129.633489] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 129.640461] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a24934 [ 129.648214] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 129.655703] r7:00000013 r6:c1a24934 r5:c1a2490c r4:c5cdc000 [ 129.661378] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 129.670344] r9:c1ad0634 r8:c15e8544 r7:c5cddf60 r6:00000020 r5:c6a6a000 r4:c0000000 [ 129.678103] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 129.688549] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 129.700291] r5:c6a6a000 r4:c5cdc000 [ 129.703884] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 129.713888] r4:00000039 [ 129.716434] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 129.724451] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 129.732377] r9:c5cddf60 r8:c5323780 r7:00000020 r6:b6eae000 r5:c6ad12c0 r4:c0c2e8c8 [ 129.740134] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 129.747974] r9:c07f5b64 r8:c5cddf60 r7:c2816000 r6:b6eae000 r5:c6ad12c0 r4:00000000 [ 129.755725] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 129.762870] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c5cdc000 r5:c6ad12c0 [ 129.770702] r4:c6ad12c0 [ 129.773245] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 129.780388] r9:c5cdc000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000020 r4:00000020 [ 129.788142] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 129.795717] Exception stack(0xc5cddfa8 to 0xc5cddff0) [ 129.800777] dfa0: 00000020 00000020 00000001 b6eae000 00000020 00000000 [ 129.808965] dfc0: 00000020 00000020 b6ff5e00 00000004 00000001 00000000 00020000 bed74a54 [ 129.817148] dfe0: 00000004 bed74788 b6f604cf b6ee67e6 [ 129.822261] irq event stamp: 0 [ 129.825359] hardirqs last enabled at (0): [<00000000>] 0x0 [ 129.830948] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 129.838520] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 129.846068] softirqs last disabled at (0): [<00000000>] 0x0 [ 129.851671] ---[ end trace 70172511598b0295 ]--- [ 129.856335] lkdtm: Saturation detected: still saturated # [ 129.535195] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 129.542147] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 129.549015] ------------[ cut here ]------------ # [ 129.553689] WARNING: CPU: 3 PID: 3169 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 129.562170] refcount_t: saturated; leaking memory. # [ 129.567006] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 129.596157] CPU: 3 PID: 3169 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 129.603907] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 129.610439] Backtrace: # [ 129.612914] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.620493] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 129.626166] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.633489] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 129.640461] r9:00000009 r8:c086df40 r7:00000013 r6:00000009 r5:c086df40 r4:c1a24934 # [ 129.648214] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.655703] r7:00000013 r6:c1a24934 r5:c1a2490c r4:c5cdc000 # [ 129.661378] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 129.670344] r9:c1ad0634 r8:c15e8544 r7:c5cddf60 r6:00000020 r5:c6a6a000 r4:c0000000 # [ 129.678103] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 129.688549] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 129.700291] r5:c6a6a000 r4:c5cdc000 # [ 129.703884] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.713888] r4:00000039 # [ 129.716434] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.724451] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.732377] r9:c5cddf60 r8:c5323780 r7:00000020 r6:b6eae000 r5:c6ad12c0 r4:c0c2e8c8 # [ 129.740134] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 129.747974] r9:c07f5b64 r8:c5cddf60 r7:c2816000 r6:b6eae000 r5:c6ad12c0 r4:00000000 # [ 129.755725] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.762870] r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c5cdc000 r5:c6ad12c0 # [ 129.770702] r4:c6ad12c0 # [ 129.773245] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.780388] r9:c5cdc000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000020 r4:00000020 # [ 129.788142] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.795717] Exception stack(0xc5cddfa8 to 0xc5cddff0) # [ 129.800777] dfa0: 00000020 00000020 00000001 b6eae000 00000020 00000000 # [ 129.808965] dfc0: 00000020 00000020 b6ff5e00 00000004 00000001 00000000 00020000 bed74a54 # [ 129.817148] dfe0: 00000004 bed74788 b6f604cf b6ee67e6 # [ 129.822261] irq event stamp: 0 # [ 129.825359] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.830948] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 129.838520] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 129.846068] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.851671] ---[ end trace 70172511598b0295 ]--- # [ 129.856335] 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 [ 130.364202] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 130.371242] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 130.378068] ------------[ cut here ]------------ [ 130.382723] WARNING: CPU: 3 PID: 3206 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 130.391381] refcount_t: underflow; use-after-free. [ 130.396230] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 130.425378] CPU: 3 PID: 3206 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 130.433130] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 130.439661] Backtrace: [ 130.442138] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 130.449718] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 130.455391] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 130.462716] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 130.469688] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a24934 [ 130.477442] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 130.484932] r7:0000001c r6:c1a24934 r5:c1a24970 r4:c5aec000 [ 130.490607] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 130.499660] r9:c1ad0654 r8:c15e8544 r7:c5aedf60 r6:00000020 r5:c6a6a000 r4:c5aec000 [ 130.507422] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 130.517874] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 130.529623] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 130.539626] r4:0000003a [ 130.542172] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 130.550189] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 130.558115] r9:c5aedf60 r8:c5323780 r7:00000020 r6:b6e6e000 r5:c69ce640 r4:c0c2e8c8 [ 130.565872] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 130.573711] r9:c07f5b64 r8:c5aedf60 r7:c2816000 r6:b6e6e000 r5:c69ce640 r4:00000000 [ 130.581463] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 130.588607] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5aec000 r5:c69ce640 [ 130.596440] r4:c69ce640 [ 130.598982] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 130.606126] r9:c5aec000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:00000020 r4:00000020 [ 130.613881] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 130.621455] Exception stack(0xc5aedfa8 to 0xc5aedff0) [ 130.626515] dfa0: 00000020 00000020 00000001 b6e6e000 00000020 00000000 [ 130.634702] dfc0: 00000020 00000020 b6fb5e00 00000004 00000001 00000000 00020000 beedaa54 [ 130.642886] dfe0: 00000004 beeda788 b6f204cf b6ea67e6 [ 130.647997] irq event stamp: 0 [ 130.651070] hardirqs last enabled at (0): [<00000000>] 0x0 [ 130.656684] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 130.664207] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 130.671773] softirqs last disabled at (0): [<00000000>] 0x0 [ 130.677401] ---[ end trace 70172511598b0296 ]--- [ 130.682052] lkdtm: Saturation detected: still saturated # [ 130.364202] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 130.371242] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 130.378068] ------------[ cut here ]------------ # [ 130.382723] WARNING: CPU: 3 PID: 3206 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 130.391381] refcount_t: underflow; use-after-free. # [ 130.396230] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 130.425378] CPU: 3 PID: 3206 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 130.433130] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 130.439661] Backtrace: # [ 130.442138] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 130.449718] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 130.455391] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 130.462716] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 130.469688] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a24934 # [ 130.477442] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 130.484932] r7:0000001c r6:c1a24934 r5:c1a24970 r4:c5aec000 # [ 130.490607] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 130.499660] r9:c1ad0654 r8:c15e8544 r7:c5aedf60 r6:00000020 r5:c6a6a000 r4:c5aec000 # [ 130.507422] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 130.517874] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 130.529623] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.539626] r4:0000003a # [ 130.542172] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.550189] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.558115] r9:c5aedf60 r8:c5323780 r7:00000020 r6:b6e6e000 r5:c69ce640 r4:c0c2e8c8 # [ 130.565872] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 130.573711] r9:c07f5b64 r8:c5aedf60 r7:c2816000 r6:b6e6e000 r5:c69ce640 r4:00000000 # [ 130.581463] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.588607] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5aec000 r5:c69ce640 # [ 130.596440] r4:c69ce640 # [ 130.598982] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.606126] r9:c5aec000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:00000020 r4:00000020 # [ 130.613881] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.621455] Exception stack(0xc5aedfa8 to 0xc5aedff0) # [ 130.626515] dfa0: 00000020 00000020 00000001 b6e6e000 00000020 00000000 # [ 130.634702] dfc0: 00000020 00000020 b6fb5e00 00000004 00000001 00000000 00020000 beedaa54 # [ 130.642886] dfe0: 00000004 beeda788 b6f204cf b6ea67e6 # [ 130.647997] irq event stamp: 0 # [ 130.651070] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 130.656684] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 130.664207] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 130.671773] softirqs last disabled at (0): [<00000000>] 0x0 # [ 130.677401] ---[ end trace 70172511598b0296 ]--- # [ 130.682052] 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 [ 131.161289] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 131.168256] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 131.174970] ------------[ cut here ]------------ [ 131.179657] WARNING: CPU: 3 PID: 3241 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 131.188225] refcount_t: underflow; use-after-free. [ 131.193026] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 [ 131.222193] CPU: 3 PID: 3241 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 131.229943] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 131.236474] Backtrace: [ 131.238949] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 131.246528] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 131.252201] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 131.259524] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 131.266496] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a24934 [ 131.274248] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 131.281738] r7:0000001c r6:c1a24934 r5:c1a24970 r4:c6a5e000 [ 131.287411] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 131.296464] r9:c1ad0674 r8:c15e8544 r7:c6a5ff60 r6:00000020 r5:c6a6a000 r4:c6a5e000 [ 131.304226] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 131.314677] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 131.326426] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 131.336432] r4:0000003b [ 131.338978] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 131.346996] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 131.354921] r9:c6a5ff60 r8:c5323780 r7:00000020 r6:b6e9d000 r5:c69cedc0 r4:c0c2e8c8 [ 131.362679] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 131.370518] r9:c07f5b64 r8:c6a5ff60 r7:c2816000 r6:b6e9d000 r5:c69cedc0 r4:00000000 [ 131.378271] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 131.385415] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c6a5e000 r5:c69cedc0 [ 131.393249] r4:c69cedc0 [ 131.395793] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 131.402937] r9:c6a5e000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:00000020 r4:00000020 [ 131.410691] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 131.418265] Exception stack(0xc6a5ffa8 to 0xc6a5fff0) [ 131.423326] ffa0: 00000020 00000020 00000001 b6e9d000 00000020 00000000 [ 131.431510] ffc0: 00000020 00000020 b6fe4e00 00000004 00000001 00000000 00020000 beb4ea54 [ 131.439693] ffe0: 00000004 beb4e788 b6f4f4cf b6ed57e6 [ 131.444798] irq event stamp: 0 [ 131.447891] hardirqs last enabled at (0): [<00000000>] 0x0 [ 131.453480] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 131.461020] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 131.468565] softirqs last disabled at (0): [<00000000>] 0x0 [ 131.474155] ---[ end trace 70172511598b0297 ]--- [ 131.478822] lkdtm: Saturation detected: still saturated # [ 131.161289] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 131.168256] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 131.174970] ------------[ cut here ]------------ # [ 131.179657] WARNING: CPU: 3 PID: 3241 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 131.188225] refcount_t: underflow; use-after-free. # [ 131.193026] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan dw_hdmi_imx dw_hdmi imx_ldb can_dev etnaviv gpu_sched parallel_display imxdrm imx_ipu_v3 # [ 131.222193] CPU: 3 PID: 3241 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 131.229943] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 131.236474] Backtrace: # [ 131.238949] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 131.246528] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 131.252201] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 131.259524] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 131.266496] r9:00000009 r8:c086dfdc r7:0000001c r6:00000009 r5:c086dfdc r4:c1a24934 # [ 131.274248] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 131.281738] r7:0000001c r6:c1a24934 r5:c1a24970 r4:c6a5e000 # [ 131.287411] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 131.296464] r9:c1ad0674 r8:c15e8544 r7:c6a5ff60 r6:00000020 r5:c6a6a000 r4:c6a5e000 # [ 131.304226] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 131.314677] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 131.326426] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.336432] r4:0000003b # [ 131.338978] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 131.346996] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.354921] r9:c6a5ff60 r8:c5323780 r7:00000020 r6:b6e9d000 r5:c69cedc0 r4:c0c2e8c8 # [ 131.362679] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 131.370518] r9:c07f5b64 r8:c6a5ff60 r7:c2816000 r6:b6e9d000 r5:c69cedc0 r4:00000000 # [ 131.378271] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 131.385415] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c6a5e000 r5:c69cedc0 # [ 131.393249] r4:c69cedc0 # [ 131.395793] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.402937] r9:c6a5e000 r8:c03002e4 r7:00000004 r6:b6fe4e00 r5:00000020 r4:00000020 # [ 131.410691] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.418265] Exception stack(0xc6a5ffa8 to 0xc6a5fff0) # [ 131.423326] ffa0: 00000020 00000020 00000001 b6e9d000 00000020 00000000 # [ 131.431510] ffc0: 00000020 00000020 b6fe4e00 00000004 00000001 00000000 00020000 beb4ea54 # [ 131.439693] ffe0: 00000004 beb4e788 b6f4f4cf b6ed57e6 # [ 131.444798] irq event stamp: 0 # [ 131.447891] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 131.453480] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 131.461020] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 131.468565] softirqs last disabled at (0): [<00000000>] 0x0 # [ 131.474155] ---[ end trace 70172511598b0297 ]--- # [ 131.478822] 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 [ 132.311572] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 132.317682] lkdtm: attempting good copy_to_user of correct size [ 132.323655] lkdtm: attempting bad copy_to_user of too large size # [ 132.311572] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 132.317682] lkdtm: attempting good copy_to_user of correct size # [ 132.323655] 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 [ 132.776732] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 132.782948] lkdtm: attempting good copy_from_user of correct size [ 132.789269] lkdtm: attempting bad copy_from_user of too large size # [ 132.776732] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 132.782948] lkdtm: attempting good copy_from_user of correct size # [ 132.789269] 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 [ 133.237697] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 133.244190] lkdtm: attempting good copy_to_user inside whitelist [ 133.250308] lkdtm: attempting bad copy_to_user outside whitelist # [ 133.237697] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 133.244190] lkdtm: attempting good copy_to_user inside whitelist # [ 133.250308] 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 [ 133.702556] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 133.709287] lkdtm: attempting good copy_from_user inside whitelist [ 133.715543] lkdtm: attempting bad copy_from_user outside whitelist # [ 133.702556] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 133.709287] lkdtm: attempting good copy_from_user inside whitelist # [ 133.715543] 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 [ 134.165389] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 134.171601] lkdtm: good_stack: c5d77e0c-c5d77e2c [ 134.176391] lkdtm: bad_stack : c5d77d84-c5d77da4 [ 134.181063] lkdtm: attempting good copy_to_user of local stack [ 134.186991] lkdtm: attempting bad copy_to_user of distant stack # [ 134.165389] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 134.171601] lkdtm: good_stack: c5d77e0c-c5d77e2c # [ 134.176391] lkdtm: bad_stack : c5d77d84-c5d77da4 # [ 134.181063] lkdtm: attempting good copy_to_user of local stack # [ 134.186991] 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 [ 134.624471] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 134.630919] lkdtm: good_stack: c47e7e0c-c47e7e2c [ 134.635613] lkdtm: bad_stack : c47e7d84-c47e7da4 [ 134.640259] lkdtm: attempting good copy_from_user of local stack [ 134.646407] lkdtm: attempting bad copy_from_user of distant stack # [ 134.624471] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 134.630919] lkdtm: good_stack: c47e7e0c-c47e7e2c # [ 134.635613] lkdtm: bad_stack : c47e7d84-c47e7da4 # [ 134.640259] lkdtm: attempting good copy_from_user of local stack # [ 134.646407] 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 [ 135.089507] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 135.095601] lkdtm: good_stack: c6b25e0c-c6b25e2c [ 135.100235] lkdtm: bad_stack : c6b25ffc-c6b2601c [ 135.104875] lkdtm: attempting good copy_to_user of local stack [ 135.110838] lkdtm: attempting bad copy_to_user of distant stack # [ 135.089507] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 135.095601] lkdtm: good_stack: c6b25e0c-c6b25e2c # [ 135.100235] lkdtm: bad_stack : c6b25ffc-c6b2601c # [ 135.104875] lkdtm: attempting good copy_to_user of local stack # [ 135.110838] 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 [ 135.554522] lkdtm: Performing direct entry USERCOPY_KERNEL [ 135.560126] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 [ 135.567419] lkdtm: attempting bad copy_to_user from kernel text: c053a02c [ 135.574254] lkdtm: FAIL: survived bad copy_to_user() # [ 135.554522] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 135.560126] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 # [ 135.567419] lkdtm: attempting bad copy_to_user from kernel text: c053a02c # [ 135.574254] 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 [ 136.025905] lkdtm: Performing direct entry STACKLEAK_ERASING [ 136.031591] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 136.038717] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 136.045673] lkdtm: FAIL: the thread stack is NOT properly erased [ 136.051702] CPU: 0 PID: 3606 Comm: cat Tainted: G D W 5.10.147-cip17 #1 [ 136.059455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 136.065990] Backtrace: [ 136.068476] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 136.076061] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 136.081739] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 136.089066] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 136.097603] r9:c1ad077c r8:c15e8544 r7:c6f63f60 r6:c6f63e34 r5:c6f62000 r4:0000078d [ 136.105367] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 136.114163] r8:c15e8544 r7:c6f63f60 r6:00000012 r5:c478c000 r4:00000046 [ 136.120880] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 136.128901] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 136.136830] r9:c6f63f60 r8:c5323780 r7:00000012 r6:b6e82000 r5:c6ad1400 r4:c0c2e8c8 [ 136.144593] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 136.152435] r9:c07f5b64 r8:c6f63f60 r7:c2816000 r6:b6e82000 r5:c6ad1400 r4:00000000 [ 136.160190] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 136.167337] r10:00000004 r9:00000000 r8:00000000 r7:b6e82000 r6:c6f62000 r5:c6ad1400 [ 136.175172] r4:c6ad1400 [ 136.177720] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 136.184868] r9:c6f62000 r8:c03002e4 r7:00000004 r6:b6fc9e00 r5:00000012 r4:00000012 [ 136.192625] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 136.200204] Exception stack(0xc6f63fa8 to 0xc6f63ff0) [ 136.205268] 3fa0: 00000012 00000012 00000001 b6e82000 00000012 00000000 [ 136.213458] 3fc0: 00000012 00000012 b6fc9e00 00000004 00000001 00000000 00020000 bef7da54 [ 136.221643] 3fe0: 00000004 bef7d788 b6f344cf b6eba7e6 # [ 136.025905] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 136.031591] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 136.038717] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 136.045673] lkdtm: FAIL: the thread stack is NOT properly erased # [ 136.051702] CPU: 0 PID: 3606 Comm: cat Tainted: G D W 5.10.147-cip17 #1 # [ 136.059455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 136.065990] Backtrace: # [ 136.068476] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 136.076061] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 136.081739] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 136.089066] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 136.097603] r9:c1ad077c r8:c15e8544 r7:c6f63f60 r6:c6f63e34 r5:c6f62000 r4:0000078d # [ 136.105367] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.114163] r8:c15e8544 r7:c6f63f60 r6:00000012 r5:c478c000 r4:00000046 # [ 136.120880] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 136.128901] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.136830] r9:c6f63f60 r8:c5323780 r7:00000012 r6:b6e82000 r5:c6ad1400 r4:c0c2e8c8 # [ 136.144593] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 136.152435] r9:c07f5b64 r8:c6f63f60 r7:c2816000 r6:b6e82000 r5:c6ad1400 r4:00000000 # [ 136.160190] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 136.167337] r10:00000004 r9:00000000 r8:00000000 r7:b6e82000 r6:c6f62000 r5:c6ad1400 # [ 136.175172] r4:c6ad1400 # [ 136.177720] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.184868] r9:c6f62000 r8:c03002e4 r7:00000004 r6:b6fc9e00 r5:00000012 r4:00000012 # [ 136.192625] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.200204] Exception stack(0xc6f63fa8 to 0xc6f63ff0) # [ 136.205268] 3fa0: 00000012 00000012 00000001 b6e82000 00000012 00000000 # [ 136.213458] 3fc0: 00000012 00000012 b6fc9e00 00000004 00000001 00000000 00020000 bef7da54 # [ 136.221643] 3fe0: 00000004 bef7d788 b6f344cf b6eba7e6 # 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 [ 136.680300] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 136.686060] lkdtm: Calling matched prototype ... [ 136.690689] lkdtm: Calling mismatched prototype ... [ 136.695614] lkdtm: Fail: survived mismatched prototype function call! # [ 136.680300] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 136.686060] lkdtm: Calling matched prototype ... # [ 136.690689] lkdtm: Calling mismatched prototype ... # [ 136.695614] 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 / #