[Enter `^Ec?' for help] U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Model: Freescale i.MX6 Quad SABRE Lite Board Board: SABRE Lite I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: using phy at 7 FEC [PRIME], usb_ether Error: usb_ether address not set. starting USB... Bus usb@2184000: usb dr_mode not found Bus usb@2184200: USB EHCI 1.00 scanning bus usb@2184000 for devices... 1 USB Device(s) found scanning bus usb@2184200 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... 0 Ethernet Device(s) found Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.201.38 (2 ms) => setenv serverip 192.168.201.1 setenv serverip 192.168.201.1 => tftp 0x10000000 7362673/tftp-deploy-bbn6q358/kernel/zImage tftp 0x10000000 7362673/tftp-deploy-bbn6q358/kernel/zImage Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '7362673/tftp-deploy-bbn6q358/kernel/zImage'. Load address: 0x10000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# #### 10.9 MiB/s done Bytes transferred = 12452352 (be0200 hex) => tftp 0x14000000 7362673/tftp-deploy-bbn6q358/ramdisk/ramdisk.cpio.gz.uboot tftp 0x14000000 7362673/tftp-deploy-bbn6q358/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '7362673/tftp-deploy-bbn6q358/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x14000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# 11.6 MiB/s done Bytes transferred = 15262428 (e8e2dc hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x13f00000 7362673/tftp-deploy-bbn6q358/dtb/imx6q-sabrelite.dtb tftp 0x13f00000 7362673/tftp-deploy-bbn6q358/dtb/imx6q-sabrelite.dtb Using FEC device TFTP from server 192.168.201.1; our IP address is 192.168.201.38 Filename '7362673/tftp-deploy-bbn6q358/dtb/imx6q-sabrelite.dtb'. Load address: 0x13f00000 Loading: *### 3.4 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/7362673/extract-nfsrootfs-748k4g1m,tcp,hard ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7362673/extract-nfsrootfs-748k4g1m,tcp,hard ip=dhcp' => bootz 0x10000000 0x14000000 0x13f00000 bootz 0x10000000 0x14000000 0x13f00000 Kernel image @ 0x10000000 [ 0x000000 - 0xbe0200 ] ## Loading init Ramdisk from Legacy Image at 14000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 15262364 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 5.10.145-cip16 (KernelCI@build-j194632-arm-gcc-10-multi-v7-defconfig-kselftest-pjgvs) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Sep 23 17:50:23 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/7362673/extract-nfsrootfs-748k4g1m,tcp,hard ip=dhcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 921612K/1048576K available (17408K kernel code, 2653K rwdata, 8120K rodata, 2048K init, 6694K bss, 61428K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 56058 entries in 165 pages [ 0.000000] ftrace: allocated 165 pages with 4 groups [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 errata 752271 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000040] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.004485] Console: colour dummy device 80x30 [ 0.004550] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.004579] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.004606] ... MAX_LOCK_DEPTH: 48 [ 0.004632] ... MAX_LOCKDEP_KEYS: 8192 [ 0.004658] ... CLASSHASH_SIZE: 4096 [ 0.004684] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.004708] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.004735] ... CHAINHASH_SIZE: 32768 [ 0.004762] memory used by lock dependency info: 4061 kB [ 0.004788] memory used for stack traces: 2112 kB [ 0.004813] per task-struct memory footprint: 1536 bytes [ 0.004910] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.004962] pid_max: default: 32768 minimum: 301 [ 0.005338] LSM: Security Framework initializing [ 0.005450] LSM support for eBPF active [ 0.005594] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.005643] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.008215] CPU: Testing write buffer coherency: ok [ 0.008337] CPU0: Spectre v2: using BPIALL workaround [ 0.009447] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.013388] Setting up static identity map for 0x10300000 - 0x103000ac [ 0.015821] rcu: Hierarchical SRCU implementation. [ 0.025632] EFI services will not be available. [ 0.026953] smp: Bringing up secondary CPUs ... [ 0.030332] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.030348] CPU1: Spectre v2: using BPIALL workaround [ 0.034423] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.034439] CPU2: Spectre v2: using BPIALL workaround [ 0.038152] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.038168] CPU3: Spectre v2: using BPIALL workaround [ 0.039153] smp: Brought up 1 node, 4 CPUs [ 0.039201] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.039241] CPU: All CPU(s) started in SVC mode. [ 0.041890] devtmpfs: initialized [ 0.099718] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.102429] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.102508] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.107239] pinctrl core: initialized pinctrl subsystem [ 0.114369] DMI not present or invalid. [ 0.116695] NET: Registered protocol family 16 [ 0.128627] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.138360] thermal_sys: Registered thermal governor 'step_wise' [ 0.138998] cpuidle: using governor menu [ 0.139544] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.905230] vdd1p1: supplied by regulator-dummy [ 0.937869] vdd3p0: supplied by regulator-dummy [ 0.970200] vdd2p5: supplied by regulator-dummy [ 1.002424] vddarm: supplied by regulator-dummy [ 1.035581] vddpu: supplied by regulator-dummy [ 1.066821] vddsoc: supplied by regulator-dummy [ 2.435038] No ATAGs? [ 2.436093] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 2.436178] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 2.456385] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 2.486841] Serial: AMBA PL011 UART driver [ 2.552937] Kprobes globally optimized [ 2.649767] mxs-dma 110000.dma-apbh: initialized [ 2.683069] iommu: Default domain type: Translated [ 2.685216] vgaarb: loaded [ 2.690159] SCSI subsystem initialized [ 2.692415] usbcore: registered new interface driver usbfs [ 2.692734] usbcore: registered new interface driver hub [ 2.692979] usbcore: registered new device driver usb [ 2.700924] i2c i2c-0: IMX I2C adapter registered [ 2.708013] i2c i2c-1: IMX I2C adapter registered [ 2.712737] i2c i2c-2: IMX I2C adapter registered [ 2.717410] pps_core: LinuxPPS API ver. 1 registered [ 2.717455] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.717556] PTP clock support registered [ 2.736054] clocksource: Switched to clocksource mxc_timer1 [ 4.493267] NET: Registered protocol family 2 [ 4.494115] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 4.497758] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 4.497940] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 4.498176] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 4.499616] TCP: Hash tables configured (established 8192 bind 8192) [ 4.500677] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) [ 4.501027] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.501286] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 4.502042] NET: Registered protocol family 1 [ 4.504981] RPC: Registered named UNIX socket transport module. [ 4.505071] RPC: Registered udp transport module. [ 4.505113] RPC: Registered tcp transport module. [ 4.505151] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.505206] NET: Registered protocol family 44 [ 4.505277] PCI: CLS 0 bytes, default 64 [ 4.508102] Trying to unpack rootfs image as initramfs... [ 6.389843] Freeing initrd memory: 14908K [ 6.391140] hw perfevents: no interrupt-affinity property for /pmu, guessing. [ 6.392338] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 6.401817] Initialise system trusted keyrings [ 6.402904] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 6.455436] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.459353] NFS: Registering the id_resolver key type [ 6.459537] Key type id_resolver registered [ 6.459627] Key type id_legacy registered [ 6.460292] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.460398] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.460613] ntfs: driver 2.1.32 [Flags: R/O]. [ 6.462832] Key type asymmetric registered [ 6.462958] Asymmetric key parser 'x509' registered [ 6.463414] bounce: pool size: 64 pages [ 6.463584] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 6.463688] io scheduler mq-deadline registered [ 6.463733] io scheduler kyber registered [ 6.464748] test_firmware: interface ready [ 6.711825] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 6.712088] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 6.976557] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled [ 6.998074] SuperH (H)SCI(F) driver initialized [ 7.001149] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX [ 7.006584] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX [ 7.938808] printk: console [ttymxc1] enabled [ 7.949944] msm_serial: driver initialized [ 7.955159] STMicroelectronics ASC driver initialized [ 7.967222] STM32 USART driver initialized [ 7.994791] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.017756] panel-simple panel-lcd: supply power not found, using dummy regulator [ 8.026301] panel-simple panel-lcd: Specify missing connector_type [ 8.034188] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 8.090908] brd: module loaded [ 8.155183] loop: module loaded [ 8.161872] lkdtm: No crash points registered, enable through debugfs [ 8.184859] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 [ 8.192908] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 [ 8.201030] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 [ 8.209318] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 [ 8.217391] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator [ 8.225622] ahci-imx 2200000.sata: supply phy not found, using dummy regulator [ 8.233474] ahci-imx 2200000.sata: supply target not found, using dummy regulator [ 8.244900] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled [ 8.252036] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode [ 8.260934] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst [ 8.275581] scsi host0: ahci-imx [ 8.281365] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84 [ 8.349743] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded [ 8.363568] pps pps0: new PPS source ptp0 [ 8.410734] fec 2188000.ethernet eth0: registered PHC device 0 [ 8.421715] e1000e: Intel(R) PRO/1000 Network Driver [ 8.426798] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.433011] igb: Intel(R) Gigabit Ethernet Network Driver [ 8.438502] igb: Copyright (c) 2007-2014 Intel Corporation. [ 8.467539] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 8.475158] usbcore: registered new interface driver pegasus [ 8.481132] usbcore: registered new interface driver asix [ 8.486771] usbcore: registered new interface driver ax88179_178a [ 8.493045] usbcore: registered new interface driver cdc_ether [ 8.499189] usbcore: registered new interface driver smsc75xx [ 8.505217] usbcore: registered new interface driver smsc95xx [ 8.511212] usbcore: registered new interface driver net1080 [ 8.517145] usbcore: registered new interface driver cdc_subset [ 8.523245] usbcore: registered new interface driver zaurus [ 8.529164] usbcore: registered new interface driver cdc_ncm [ 8.548427] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.555071] ehci-pci: EHCI PCI platform driver [ 8.559768] ehci-platform: EHCI generic platform driver [ 8.566149] ehci-orion: EHCI orion driver [ 8.571156] SPEAr-ehci: EHCI SPEAr driver [ 8.576196] ehci-st: EHCI STMicroelectronics driver [ 8.582024] ehci-exynos: EHCI Exynos driver [ 8.587203] ehci-atmel: EHCI Atmel driver [ 8.592149] tegra-ehci: Tegra EHCI driver [ 8.597200] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.603551] ohci-pci: OHCI PCI platform driver [ 8.608258] ohci-platform: OHCI generic platform driver [ 8.614550] SPEAr-ohci: OHCI SPEAr driver [ 8.618949] ata1: SATA link down (SStatus 0 SControl 300) [ 8.619594] ohci-st: OHCI STMicroelectronics driver [ 8.624748] ahci-imx 2200000.sata: no device found, disabling link. [ 8.630374] ohci-atmel: OHCI Atmel driver [ 8.635699] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug [ 8.643505] usbcore: registered new interface driver usb-storage [ 8.687769] i2c /dev entries driver [ 8.779067] sdhci: Secure Digital Host Controller Interface driver [ 8.785291] sdhci: Copyright(c) Pierre Ossman [ 8.799897] Synopsys Designware Multimedia Card Interface Driver [ 8.813832] sdhci-pltfm: SDHCI platform and OF driver helper [ 8.823514] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO [ 8.823520] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO [ 8.833874] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO [ 8.841453] ledtrig-cpu: registered to indicate activity on CPUs [ 8.851615] usbcore: registered new interface driver usbhid [ 8.857299] usbhid: USB HID core driver [ 8.873481] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 8.882324] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 8.889289] netem: version 1.3 [ 8.889544] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.900689] gre: GRE over IPv4 demultiplexor driver [ 8.905610] ip_gre: GRE over IPv4 tunneling driver [ 8.916942] IPv4 over IPsec tunneling driver [ 8.926752] NET: Registered protocol family 10 [ 8.935632] mmc2: new high speed SDHC card at address aaaa [ 8.938190] Segment Routing with IPv6 [ 8.945390] mmcblk2: mmc2:aaaa SL16G 14.8 GiB [ 8.951837] ip6_gre: GRE over IPv6 tunneling driver [ 8.960118] NET: Registered protocol family 17 [ 8.966382] 8021q: 802.1Q VLAN Support v1.8 [ 8.968337] GPT:Primary header thinks Alt. header is not at the end of the disk. [ 8.971587] Key type dns_resolver registered [ 8.978164] GPT:29296874 != 31116287 [ 8.986161] GPT:Alternate GPT header not at the end of the disk. [ 8.992212] GPT:29296874 != 31116287 [ 8.995927] GPT: Use GNU Parted to correct GPT errors. [ 9.001178] mmcblk2: p1 p2 p3 [ 9.002057] ThumbEE CPU extension supported. [ 9.008872] Registering SWP/SWPB emulation handler [ 9.014971] Loading compiled-in X.509 certificates [ 9.206676] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.215056] panel-simple panel-lcd: Specify missing connector_type [ 9.228755] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.272426] imx_usb 2184200.usb: No over current polarity defined [ 9.289223] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 9.294463] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 9.326862] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 9.348143] hub 1-0:1.0: USB hub found [ 9.352348] hub 1-0:1.0: 1 port detected [ 9.368912] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C [ 9.402505] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.410858] panel-simple panel-lcd: Specify missing connector_type [ 9.424601] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.456746] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.465123] panel-simple panel-lcd: Specify missing connector_type [ 9.478818] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.496869] input: gpio-keys as /devices/platform/gpio-keys/input/input0 [ 9.528108] panel-simple panel-lcd: supply power not found, using dummy regulator [ 9.536449] panel-simple panel-lcd: Specify missing connector_type [ 9.550061] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 9.572148] 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) [ 9.587556] IP-Config: Failed to open gretap0 [ 9.591961] IP-Config: Failed to open erspan0 [ 9.636002] Sending DHCP requests . [ 9.766392] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 9.986030] hub 1-1:1.0: USB hub found [ 9.990590] hub 1-1:1.0: 3 ports detected [ 10.021294] panel-simple panel-lcd: supply power not found, using dummy regulator [ 10.029649] panel-simple panel-lcd: Specify missing connector_type [ 10.043523] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 12.436065] . [ 12.717585] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 12.728758] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 17.316007] ., OK [ 17.358433] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.38 [ 17.366693] IP-Config: Complete: [ 17.370000] device=eth0, hwaddr=00:19:b8:08:f0:fe, ipaddr=192.168.201.38, mask=255.255.255.0, gw=192.168.201.1 [ 17.380536] host=imx6q-sabrelite-lava-cbg-8, domain=lava-rack, nis-domain=(none) [ 17.388489] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 17.388512] nameserver0=192.168.201.1 [ 17.452525] Freeing unused kernel memory: 2048K [ 17.458322] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1 [ 21.636641] imx-ipuv3 2400000.ipu: IPUv3H probed [ 21.673407] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.688282] panel-simple panel-lcd: Specify missing connector_type [ 21.704416] imx-ipuv3 2800000.ipu: IPUv3H probed [ 21.718169] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.763070] CAN device driver interface [ 21.772046] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.780522] panel-simple panel-lcd: Specify missing connector_type [ 21.802979] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.856147] panel-simple panel-lcd: supply power not found, using dummy regulator [ 21.864535] panel-simple panel-lcd: Specify missing connector_type [ 21.879808] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 21.913896] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv]) [ 21.923267] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv]) [ 21.931495] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv]) [ 21.938277] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108 [ 21.947228] caam 2100000.crypto: Entropy delay = 3200 [ 22.013147] caam 2100000.crypto: Instantiated RNG4 SH0 [ 22.073914] caam 2100000.crypto: Instantiated RNG4 SH1 [ 22.079261] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4) [ 22.086045] caam 2100000.crypto: job rings = 2, qi = 0 [ 22.104765] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 22.115945] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215 [ 22.122095] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0 [ 22.152051] sgtl5000 0-000a: sgtl5000 revision 0x11 [ 22.152135] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.183782] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum [ 22.186325] panel-simple panel-lcd: Specify missing connector_type [ 22.192168] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1 [ 22.218079] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.230364] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.239254] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.248201] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.257019] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 22.312441] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 22.321805] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests [ 22.331487] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 22.340605] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests [ 22.368110] panel-simple panel-lcd: supply power not found, using dummy regulator [ 22.377445] panel-simple panel-lcd: Specify missing connector_type [ 22.394074] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 22.437316] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 22.446099] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 22.454805] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 22.463365] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) [ 23.163254] caam algorithms registered in /proc/crypto [ 23.175224] caam 2100000.crypto: registering rng-caam [ 23.303957] random: crng init done [ 23.311900] panel-simple panel-lcd: supply power not found, using dummy regulator [ 23.320624] panel-simple panel-lcd: Specify missing connector_type [ 23.335185] panel-simple panel-lvds0: supply power not found, using dummy regulator [ 23.365504] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm]) [ 23.374026] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm]) [ 23.382665] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm]) [ 23.391161] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm]) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... done. IP-Config: eth0 hardware address 00:19:b8:08:f0:fe 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: 192.168.201.38 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : imx6q-sabrelite-lava-cbg-8 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. [ 25.540411] systemd[1]: System time before build time, advancing clock. [ 25.806110] 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) [ 25.833597] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 25.894066] systemd[1]: Set hostname to . [ 27.577509] systemd[1]: Queued start job for default target Graphical Interface. [ 27.592205] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 27.611208] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 27.661321] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 27.710423] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 27.760627] 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. [ 27.809700] 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. [ 27.857839] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped. [ 27.871796] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 27.917621] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 27.958002] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 27.997130] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 28.036404] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 28.080345] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 28.204948] systemd[1]: Condition check resulted in Journal Audit Socket being skipped. [ 28.220710] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 28.263015] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 28.313206] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 28.368640] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 28.421931] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 28.470056] systemd[1]: Condition check resulted in Huge Pages File System being skipped. [ 28.480464] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped. [ 28.499910] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 28.549272] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 28.600244] 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... [ 28.671219] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 28.736746] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 28.796384] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 28.857719] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 28.892418] systemd[1]: Starting Journal Service... [ 28.900318] fuse: init (API version 7.32) Starting [0;1;39mJournal Service[0m... [ 28.976805] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 29.038848] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 29.088634] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 29.158230] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 29.209562] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 29.264314] 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. [ 29.361805] systemd[1]: modprobe@configfs.service: Succeeded. [ 29.372384] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 29.432039] systemd[1]: modprobe@drm.service: Succeeded. [ 29.442056] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 29.492910] systemd[1]: modprobe@fuse.service: Succeeded. [ 29.502903] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 29.561617] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 29.611520] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 29.668764] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. Mounting [0;1;39mFUSE Control File System[0m... Mounting [0;1;39mKernel Configuration File System[0m... Starting [0;1;39mFlush Journal to Persistent Storage[0m... Starting [0;1;39mLoad/Save Random Seed[0m... Starting [0;1;39mApply Kernel Variables[0m... Starting [0;1;39mCreate System Users[0m... [ 29.978386] systemd-journald[270]: Received client request to flush runtime journal. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Reached target [0;1;39mHardware activated USB gadget[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Found device [0;1;39m/dev/ttymxc1[0m. [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] 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 5.10.145-cip16 #1 SMP Fri Sep 23 17:50:23 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/7362673/extract-nfsrootfs-748k4g1m' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7362673/extract-nfsrootfs-748k4g1m' / # 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-7362673/environment . /lava-7362673/environment / # /lava-7362673/bin/lava-test-runner /lava-7362673/0 /lava-7362673/bin/lava-test-runner /lava-7362673/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7362673/0/tests/0_timesync-off ++ cat uuid + UUID=7362673_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-7362673/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7362673_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/v5.10.140-cip16-261-g8fa62effa305f/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-7362673/0/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 8s). Updates for this repository will not be applied. Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-08-07 13:25:59-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.140-cip16-261-g8fa62effa305f/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. 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17:36:56 is 4075756.681821649 s in the future tar: ./net/ip_defrag.sh: time stamp 2022-09-23 17:36:56 is 4075756.674219316 s in the future tar: ./net/fib_tests.sh: time stamp 2022-09-23 17:36:56 is 4075756.662447649 s in the future tar: ./net/altnames.sh: time stamp 2022-09-23 17:36:56 is 4075756.654185316 s in the future tar: ./net/psock_tpacket: time stamp 2022-09-23 18:04:15 is 4077395.643531649 s in the future tar: ./net/vrf_route_leaking.sh: time stamp 2022-09-23 17:36:56 is 4075756.632647983 s in the future tar: ./net/test_vxlan_fdb_changelink.sh: time stamp 2022-09-23 17:36:56 is 4075756.624972649 s in the future tar: ./net/reuseaddr_ports_exhausted: time stamp 2022-09-23 18:04:19 is 4077399.614114983 s in the future tar: ./net/in_netns.sh: time stamp 2022-09-23 17:36:56 is 4075756.607240316 s in the future tar: ./net/rxtimestamp.sh: time stamp 2022-09-23 17:36:56 is 4075756.600235649 s in the future tar: ./net/tcp_fastopen_backup_key.sh: time stamp 2022-09-23 17:36:56 is 4075756.592427983 s in the future tar: ./net: time stamp 2022-09-23 18:04:36 is 4077416.588298983 s in the future tar: .: time stamp 2022-09-23 18:04:39 is 4077419.583973316 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 ======================================== [ 179.372048] 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 [ 180.274742] lkdtm: Performing direct entry BUG [ 180.279876] ------------[ cut here ]------------ [ 180.284518] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 180.289752] Internal error: Oops - BUG: 0 [#1] SMP ARM [ 180.294899] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 180.323981] CPU: 1 PID: 791 Comm: cat Not tainted 5.10.145-cip16 #1 [ 180.330255] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 180.336805] PC is at lkdtm_BUG+0x14/0x18 [ 180.340741] LR is at lkdtm_do_action+0x2c/0x4c [ 180.345193] pc : [] lr : [] psr: a00e0013 [ 180.351467] sp : c476de58 ip : c476de68 fp : c476de64 [ 180.356699] r10: 00000004 r9 : c1ad039c r8 : c15e8544 [ 180.361931] r7 : c476df60 r6 : 00000004 r5 : c5dbf000 r4 : 00000001 [ 180.368466] r3 : c0c2e98c r2 : 04ac2eb7 r1 : ef7965e0 r0 : c15e854c [ 180.375002] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 180.382146] Control: 10c5387d Table: 1639004a DAC: 00000051 [ 180.387901] Process cat (pid: 791, stack limit = 0x8a62fa34) [ 180.393569] Stack: (0xc476de58 to 0xc476e000) [ 180.397935] de40: c476de74 c476de68 [ 180.406125] de60: c0c2e420 c0c2e998 c476de9c c476de78 c0c2e920 c0c2e400 c0c2e800 c5b0c640 [ 180.414314] de80: b6e0b000 00000004 c309a600 c476df60 c476dec4 c476dea0 c07f5a58 c0c2e80c [ 180.422503] dea0: 00000000 c5b0c640 b6e0b000 c2816000 c476df60 c07f59f4 c476df5c c476dec8 [ 180.430691] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c476c000 [ 180.438880] dee0: b6e0b000 00020000 00000004 00000004 0001fffc c476dee0 00000001 b6e0a000 [ 180.447069] df00: c5baf900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 180.455257] df20: 00000000 00000000 c13a2c10 04ac2eb7 c205cb60 c5b0c640 c5b0c640 c476c000 [ 180.463446] df40: b6e0b000 00000000 00000000 00000004 c476df94 c476df60 c0598c84 c05985f0 [ 180.471634] df60: 00000000 00000000 c476dfac 04ac2eb7 00000004 00000004 b6f52e00 00000004 [ 180.479823] df80: c03002e4 c476c000 c476dfa4 c476df98 c0598d14 c0598c1c 00000000 c476dfa8 [ 180.488011] dfa0: c03000c0 c0598d08 00000004 00000004 00000001 b6e0b000 00000004 00000000 [ 180.496199] dfc0: 00000004 00000004 b6f52e00 00000004 00000001 00000000 00020000 bee98a54 [ 180.504387] dfe0: 00000004 bee98788 b6ebd4cf b6e437e6 800e0030 00000001 00000000 00000000 [ 180.512568] Backtrace: [ 180.515042] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 180.522629] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 180.530653] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 180.538582] r9:c476df60 r8:c309a600 r7:00000004 r6:b6e0b000 r5:c5b0c640 r4:c0c2e800 [ 180.546345] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 180.554187] r9:c07f59f4 r8:c476df60 r7:c2816000 r6:b6e0b000 r5:c5b0c640 r4:00000000 [ 180.561945] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 180.569093] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c476c000 r5:c5b0c640 [ 180.576929] r4:c5b0c640 [ 180.579478] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 180.586626] r9:c476c000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000004 r4:00000004 [ 180.594385] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 180.601962] Exception stack(0xc476dfa8 to 0xc476dff0) [ 180.607024] dfa0: 00000004 00000004 00000001 b6e0b000 00000004 00000000 [ 180.615213] dfc0: 00000004 00000004 b6f52e00 00000004 00000001 00000000 00020000 bee98a54 [ 180.623398] dfe0: 00000004 bee98788 b6ebd4cf b6e437e6 [ 180.628462] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) [ 180.634569] ---[ end trace 5d3a3d65aeb35e0a ]--- [ 180.639197] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 180.648078] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 791, name: cat [ 180.655739] INFO: lockdep is turned off. [ 180.659668] irq event stamp: 1552 [ 180.663002] hardirqs last enabled at (1551): [] console_unlock+0x4b0/0x6c0 [ 180.670844] hardirqs last disabled at (1552): [] __und_svc+0x60/0x6c [ 180.678078] softirqs last enabled at (1548): [] __do_softirq+0x378/0x5fc [ 180.685746] softirqs last disabled at (1537): [] __irq_exit_rcu+0x178/0x1d0 [ 180.693587] CPU: 1 PID: 791 Comm: cat Tainted: G D 5.10.145-cip16 #1 [ 180.701249] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 180.707783] Backtrace: [ 180.710262] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 180.717842] r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f768 [ 180.723518] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 180.730847] [] (dump_stack) from [] (___might_sleep+0x1b0/0x2c0) [ 180.738602] r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cd004 r4:c476c000 [ 180.746359] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) [ 180.754197] r6:00000000 r5:00000031 r4:c19cd004 [ 180.758834] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) [ 180.766584] r6:00000001 r5:c476c000 r4:c6602880 [ 180.771222] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) [ 180.778541] r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c6602880 [ 180.785257] [] (do_exit) from [] (die+0x374/0x380) [ 180.791790] r7:c1e0fccc [ 180.794334] [] (die) from [] (do_undefinstr+0x170/0x240) [ 180.801393] r10:00000004 r9:c476c000 r8:c15e8544 r7:00000000 r6:c476ddc8 r5:c0c2e9a0 [ 180.809228] r4:e7f001f2 [ 180.811776] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) [ 180.819698] Exception stack(0xc476ddc8 to 0xc476de10) [ 180.824761] ddc0: c15e854c ef7965e0 04ac2eb7 c0c2e98c 00000001 c5dbf000 [ 180.832949] dde0: 00000004 c476df60 c15e8544 c1ad039c 00000004 c476de64 c476de68 c476de58 [ 180.841133] de00: c0c2e420 c0c2e9a0 a00e0013 ffffffff [ 180.846194] r7:c476ddfc r6:ffffffff r5:a00e0013 r4:c0c2e9a4 [ 180.851871] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) [ 180.859456] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 180.867474] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 180.875403] r9:c476df60 r8:c309a600 r7:00000004 r6:b6e0b000 r5:c5b0c640 r4:c0c2e800 [ 180.883160] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 180.891003] r9:c07f59f4 r8:c476df60 r7:c2816000 r6:b6e0b000 r5:c5b0c640 r4:00000000 [ 180.898758] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 180.905905] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c476c000 r5:c5b0c640 [ 180.913740] r4:c5b0c640 [ 180.916286] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 180.923431] r9:c476c000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000004 r4:00000004 [ 180.931186] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 180.938761] Exception stack(0xc476dfa8 to 0xc476dff0) [ 180.943823] dfa0: 00000004 00000004 00000001 b6e0b000 00000004 00000000 [ 180.952012] dfc0: 00000004 00000004 b6f52e00 00000004 00000001 00000000 00020000 bee98a54 [ 180.960196] dfe0: 00000004 bee98788 b6ebd4cf b6e437e6 # Segmentation fault # [ 180.274742] lkdtm: Performing direct entry BUG # [ 180.279876] ------------[ cut here ]------------ # [ 180.284518] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 180.289752] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 180.294899] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 180.323981] CPU: 1 PID: 791 Comm: cat Not tainted 5.10.145-cip16 #1 # [ 180.330255] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 180.336805] PC is at lkdtm_BUG+0x14/0x18 # [ 180.340741] LR is at lkdtm_do_action+0x2c/0x4c # [ 180.345193] pc : [] lr : [] psr: a00e0013 # [ 180.351467] sp : c476de58 ip : c476de68 fp : c476de64 # [ 180.356699] r10: 00000004 r9 : c1ad039c r8 : c15e8544 # [ 180.361931] r7 : c476df60 r6 : 00000004 r5 : c5dbf000 r4 : 00000001 # [ 180.368466] r3 : c0c2e98c r2 : 04ac2eb7 r1 : ef7965e0 r0 : c15e854c # [ 180.375002] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 180.382146] Control: 10c5387d Table: 1639004a DAC: 00000051 # [ 180.387901] Process cat (pid: 791, stack limit = 0x8a62fa34) # [ 180.393569] Stack: (0xc476de58 to 0xc476e000) # [ 180.397935] de40: c476de74 c476de68 # [ 180.406125] de60: c0c2e420 c0c2e998 c476de9c c476de78 c0c2e920 c0c2e400 c0c2e800 c5b0c640 # [ 180.414314] de80: b6e0b000 00000004 c309a600 c476df60 c476dec4 c476dea0 c07f5a58 c0c2e80c # [ 180.422503] dea0: 00000000 c5b0c640 b6e0b000 c2816000 c476df60 c07f59f4 c476df5c c476dec8 # [ 180.430691] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c476c000 # [ 180.438880] dee0: b6e0b000 00020000 00000004 00000004 0001fffc c476dee0 00000001 b6e0a000 # [ 180.447069] df00: c5baf900 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 180.455257] df20: 00000000 00000000 c13a2c10 04ac2eb7 c205cb60 c5b0c640 c5b0c640 c476c000 # [ 180.463446] df40: b6e0b000 00000000 00000000 00000004 c476df94 c476df60 c0598c84 c05985f0 # [ 180.471634] df60: 00000000 00000000 c476dfac 04ac2eb7 00000004 00000004 b6f52e00 00000004 # [ 180.479823] df80: c03002e4 c476c000 c476dfa4 c476df98 c0598d14 c0598c1c 00000000 c476dfa8 # [ 180.488011] dfa0: c03000c0 c0598d08 00000004 00000004 00000001 b6e0b000 00000004 00000000 # [ 180.496199] dfc0: 00000004 00000004 b6f52e00 00000004 00000001 00000000 00020000 bee98a54 # [ 180.504387] dfe0: 00000004 bee98788 b6ebd4cf b6e437e6 800e0030 00000001 00000000 00000000 # [ 180.512568] Backtrace: # [ 180.515042] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 180.522629] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 180.530653] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 180.538582] r9:c476df60 r8:c309a600 r7:00000004 r6:b6e0b000 r5:c5b0c640 r4:c0c2e800 # [ 180.546345] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 180.554187] r9:c07f59f4 r8:c476df60 r7:c2816000 r6:b6e0b000 r5:c5b0c640 r4:00000000 # [ 180.561945] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 180.569093] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c476c000 r5:c5b0c640 # [ 180.576929] r4:c5b0c640 # [ 180.579478] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 180.586626] r9:c476c000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000004 r4:00000004 # [ 180.594385] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 180.601962] Exception stack(0xc476dfa8 to 0xc476dff0) # [ 180.607024] dfa0: 00000004 00000004 00000001 b6e0b000 00000004 00000000 # [ 180.615213] dfc0: 00000004 00000004 b6f52e00 00000004 00000001 00000000 00020000 bee98a54 # [ 180.623398] dfe0: 00000004 bee98788 b6ebd4cf b6e437e6 # [ 180.628462] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 180.634569] ---[ end trace 5d3a3d65aeb35e0a ]--- # [ 180.639197] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 180.648078] in_atomic(): 0, irqs_disabled(): 128, non_block:[ 181.412914] lkdtm: Performing direct entry WARNING 0, pid: 791, name: cat # [ 180[ 181.419819] ------------[ cut here ]------------ .655739] INFO: lockdep is turned [ 181.427365] WARNING: CPU: 3 PID: 862 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c off. # [ 180.659668] irq event [ 181.438596] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 stamp: 1552 # [ 180.663002] har[ 181.470310] CPU: 3 PID: 862 Comm: cat Tainted: G D W 5.10.145-cip16 #1 dirqs last enabled at (1551): [<[ 181.480753] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c03d5088>] console_unlock+0x4b0/0[ 181.490143] Backtrace: x6c0 # [ 180.670844] hardirqs l[ 181.495474] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ast disabled at (1552): [] __und_svc+0x60/0x6c # [ 180[ 181.514416] [] (show_stack) from [] (dump_stack+0xe0/0x100) .678078] softirqs last enabled a[ 181.524587] [] (dump_stack) from [] (__warn+0xfc/0x16c) t (1548): [] __do_softi[ 181.534407] r9:00000009 r8:c0c2e9ec r7:00000053 r6:00000009 r5:c0c2e9ec r4:c1ad0a58 rq+0x378/0x5fc # [ 180.685746] [ 181.545012] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) softirqs last disabled at (1537):[ 181.555355] r7:00000053 r6:c1ad0a58 r5:00000000 r4:c47de000 [] __irq_exit_rcu+0x17[ 181.563886] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) 8/0x1d0 # [ 180.693587] CPU: 1 [ 181.574831] r9:c1ad03a0 r8:c15e8544 r7:c47dff60 r6:00000008 r5:c60cb000 r4:00000002 PID: 791 Comm: cat Tainted: G [ 181.585440] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) D 5.10.145-cip16 #1 [ 181.596218] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 180.701249] Hardware name: F[ 181.607087] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) reescale i.MX6 Quad/DualLite (Dev[ 181.617859] r9:c47dff60 r8:c309a600 r7:00000008 r6:b6dbd000 r5:c6318b40 r4:c0c2e800 ice Tree) # [ 180.707783] Backt[ 181.628470] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) race: # [ 180.710262] [] (dump_backtrace) from [] (vfs_write) from [] (ksys_write+0x74/0xec) fcfc>] (show_stack+0x20/0x24) # [ 181.659758] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c47de000 r5:c6318b40 [ 181.670446] r4:c6318b40 [ 180.717842] r7:ffffffff r6:60[ 181.672988] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 181.682985] r9:c47de000 r8:c03002e4 r7:00000004 r6:b6f04e00 r5:00000008 r4:00000008 [ 181.690738] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 181.698311] Exception stack(0xc47dffa8 to 0xc47dfff0) 0e0093 r5:00000000 r4:c1f0f768 #[ 181.703372] ffa0: 00000008 00000008 00000001 b6dbd000 00000008 00000000 [ 181.714411] ffc0: 00000008 00000008 b6f04e00 00000004 00000001 00000000 00020000 bef4da54 [ 180.723518] [] (sho[ 181.722594] ffe0: 00000004 bef4d788 b6e6f4cf b6df57e6 w_stack) from [] (dump_[ 181.730568] irq event stamp: 0 stack+0xe0/0x100) # [ 180.73084[ 181.736463] hardirqs last enabled at (0): [<00000000>] 0x0 7] [] (dump_stack) from[ 181.744890] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [] (___might_sleep+0x1[ 181.755254] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c b0/0x2c0) # [ 180.738602] r9:6[ 181.765607] softirqs last disabled at (0): [<00000000>] 0x0 00e0093 r8:0000000b r7:c035bb84 r[ 181.774055] ---[ end trace 5d3a3d65aeb35e0b ]--- 6:00000031 r5:c19cd004 r4:c476c000 # [ 180.746359] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 180.754197] r6:00000000 r5:00000031 r4:c19cd004 # [ 180.758834] [] (__might_sleep) from [] (exit_signals+0x4c/0x3fc) # [ 180.766584] r6:00000001 r5:c476c000 r4:c6602880 # [ 180.771222] [] (exit_signals) from [] (do_exit+0x10c/0xb4c) # [ 180.778541] r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c6602880 # [ 180.785257] [] (do_exit) from [] (die+0x374/0x380) # [ 180.791790] r7:c1e0fccc # [ 180.794334] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 180.801393] r10:00000004 r9:c476c000 r8:c15e8544 r7:00000000 r6:c476ddc8 r5:c0c2e9a0 # [ 180.809228] r4:e7f001f2 # [ 180.811776] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 180.819698] Exception stack(0xc476ddc8 to 0xc476de10) # [ 180.824761] ddc0: c15e854c ef7965e0 04ac2eb7 c0c2e98c 00000001 c5dbf000 # [ 180.832949] dde0: 00000004 c476df60 c15e8544 c1ad039c 00000004 c476de64 c476de68 c476de58 # [ 180.841133] de00: c0c2e420 c0c2e9a0 a00e0013 ffffffff # [ 180.846194] r7:c476ddfc r6:ffffffff r5:a00e0013 r4:c0c2e9a4 # [ 180.851871] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 180.859456] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 180.867474] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 180.875403] r9:c476df60 r8:c309a600 r7:00000004 r6:b6e0b000 r5:c5b0c640 r4:c0c2e800 # [ 180.883160] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 180.891003] r9:c07f59f4 r8:c476df60 r7:c2816000 r6:b6e0b000 r5:c5b0c640 r4:00000000 # [ 180.898758] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 180.905905] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c476c000 r5:c5b0c640 # [ 180.913740] r4:c5b0c640 # [ 180.916286] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 180.923431] r9:c476c000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:00000004 r4:00000004 # [ 180.931186] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 180.938761] Exception stack(0xc476dfa8 to 0xc476dff0) # [ 180.943823] dfa0: 00000004 00000004 00000001 b6e0b000 00000004 00000000 # [ 180.952012] dfc0: 00000004 00000004 b6f52e00 00000004 00000001 00000000 00020000 bee98a54 # [ 180.960196] dfe0: 00000004 bee98788 b6ebd4cf b6e437e6 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 181.412914] lkdtm: Performing direct entry WARNING # [ 181.419819] ------------[ cut here ]------------ # [ 181.427365] WARNING: CPU: 3 PID: 862 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 181.438596] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 181.470310] CPU: 3 PID: 862 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 181.480753] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 181.490143] Backtrace: # [ 181.495474] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 181.505888] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 181.514416] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 181.524587] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 181.534407] r9:00000009 r8:c0c2e9ec r7:00000053 r6:00000009 r5:c0c2e9ec r4:c1ad0a58 # [ 181.545012] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 181.555355] r7:00000053 r6:c1ad0a58 r5:00000000 r4:c47de000 # [ 181.563[ 182.130669] lkdtm: Performing direct entry WARNING_MESSAGE 886] [] (warn_slowpath_[ 182.137178] ------------[ cut here ]------------ fmt) from [] (lkdtm_WAR[ 182.144564] WARNING: CPU: 3 PID: 897 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 NING+0x48/0x4c) # [ 181.574831][ 182.156691] Warning message trigger count: 2 r9:c1ad03a0 r8:c15e8544 r7:c47d[ 182.163670] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 ff60 r6:00000008 r5:c60cb000 r4:0[ 182.195411] CPU: 3 PID: 897 Comm: cat Tainted: G D W 5.10.145-cip16 #1 0000002 # [ 181.585440] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c[ 182.220595] [] (dump_backtrace) from [] (show_stack+0x20/0x24) ) # [ 181.596218] [] [ 182.231013] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 (lkdtm_do_action) from [] (show_stack) from [] (dump_stack+0xe0/0x100) >] (direct_entry+0x120/0x18c) # [ 182.249716] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 181.607087] [] (dire[ 182.259531] r9:00000009 r8:c0c2ea3c r7:00000058 r6:00000009 r5:c0c2ea3c r4:c1ad0a58 ct_entry) from [] (full[ 182.270139] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) _proxy_write+0x64/0x94) # [ 181[ 182.280480] r7:00000058 r6:c1ad0a58 r5:c1ad0a74 r4:c6278000 .617859] r9:c47dff60 r8:c309a600[ 182.289010] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) r7:00000008 r6:b6dbd000 r5:c6318[ 182.300651] r9:c1ad03a8 r8:c15e8544 r7:c6279f60 r6:00000010 r5:c66ab000 r4:00000003 b40 r4:c0c2e800 # [ 181.628470][ 182.311258] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) [] (full_proxy_write) [ 182.322732] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) from [] (vfs_write+0x10[ 182.333600] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) c/0x524) # [ 181.639156] r9:c0[ 182.344374] r9:c6279f60 r8:c309a600 r7:00000010 r6:b6e86000 r5:c6318280 r4:c0c2e800 7f59f4 r8:c47dff60 r7:c2816000 r6[ 182.354983] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) :b6dbd000 r5:c6318b40 r4:00000000[ 182.365670] r9:c07f59f4 r8:c6279f60 r7:c2816000 r6:b6e86000 r5:c6318280 r4:00000000 # [ 181.649761] [] ([ 182.376277] [] (vfs_write) from [] (ksys_write+0x74/0xec) vfs_write) from [] (ksy[ 182.386273] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c6278000 r5:c6318280 s_write+0x74/0xec) # [ 181.6597[ 182.396960] r4:c6318280 58] r10:00000004 r9:00000000 r8:[ 182.402361] [] (ksys_write) from [] (sys_write+0x18/0x1c) 00000000 r7:b6dbd000 r6:c47de000 [ 182.412360] r9:c6278000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000010 r4:00000010 r5:c6318b40 # [ 181.670446] r4[ 182.422967] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) :c6318b40 # [ 181.672988] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ [ 182.452352] 9fc0: 00000010 00000010 b6fcde00 00000004 00000001 00000000 00020000 bef40a54 [ 182.463387] 9fe0: 00000004 bef40788 b6f384cf b6ebe7e6 181.682985] r9:c47de000 r8:c030[ 182.468511] irq event stamp: 0 02e4 r7:00000004 r6:b6f04e00 r5:0[ 182.474399] hardirqs last enabled at (0): [<00000000>] 0x0 0000008 r4:00000008 # [ 181.690[ 182.482872] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c 738] [] (sys_write) fro[ 182.493255] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c m [] (ret_fast_syscall+[ 182.503604] softirqs last disabled at (0): [<00000000>] 0x0 0x0/0x28) # [ 181.698311] Excep[ 182.512051] ---[ end trace 5d3a3d65aeb35e0c ]--- tion stack(0xc47dffa8 to 0xc47dfff0) # [ 181.703372] ffa0: 00000008 00000008 00000001 b6dbd000 00000008 00000000 # [ 181.714411] ffc0: 00000008 00000008 b6f04e00 00000004 00000001 00000000 00020000 bef4da54 # [ 181.722594] ffe0: 00000004 bef4d788 b6e6f4cf b6df57e6 # [ 181.730568] irq event stamp: 0 # [ 181.736463] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 181.744890] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 181.755254] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 181.765607] softirqs last disabled at (0): [<00000000>] 0x0 # [ 181.774055] ---[ end trace 5d3a3d65aeb35e0b ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 182.130669] lkdtm: Performing direct entry WARNING_MESSAGE # [ 182.137178] ------------[ cut here ]------------ # [ 182.144564] WARNING: CPU: 3 PID: 897 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 182.156691] Warning message trigger count: 2 # [ 182.163670] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 182.195411] CPU: 3 PID: 897 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 182.205876] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 182.215266] Backtrace: # [ 182.220595] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 182.231013] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 182.239542] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 182.249716] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 182.259531] r9:00000009 r8:c0c2ea3c r7:00000058 r6:00000009 r5:c0c2ea3c r4:c1ad0a58 # [ 182.270139] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 182.280480] r7:00000058 r6:c1ad0a58 r5:c1ad0a74 r4:c6278000 # [ 182.289010] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 182.300651] r9:c1ad03a8 r8:c15e8544 r7:c6279f60 r6:00000010 r5:c66ab000 r4:00000003 # [ 182.311258] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 182.322732] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 182.333600] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 182.344374] r9:c6279f60 r8:c309a600 r7:00000010 r6:b6e86000 r5:c6318280 r4:c0c2e800 # [ 182.354983] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 182.365670] r9:c07f59f4 r8:c6279f60 r7:c2816000 r6:b6e86000 r5:c6318280 r4:00000000 # [ 182.376277] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 182.386273] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c6278000 r5:c6318280 # [ 182.396960] r4:c6318280 # [ 182.402361] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 182.412360] r9:c6278000 r8:c03002e4 r7:00000004 r6:b6fcde00 r5:00000010 r4:00000010 # [ 182.422967] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 182.433392] Exception stack(0xc6279fa8 to 0xc6279ff0) # [ 182.441312] 9fa0: 00000010 00000010 00000001 b6e86000 00000010 00000000 # [ 182.452352] 9fc0: 00000010 00000010 b6fcde00 00000004 00000001 00000000 00020000 bef40a54 # [ 182.463387] 9fe0: 00000004 bef40788 b6f384cf b6ebe7e6 # [ 182.468511] irq event stamp: 0 # [ 182.474399] hardirqs last enabled at (0): [<00000000>] 0x0[ 182.848022] lkdtm: Performing direct entry EXCEPTION # [ 182.482872] hardirqs l[a s182.855676] 8<--- cut here --- t disabled at (0): [] c[ 182.861574] Unable to handle kernel NULL pointer dereference at virtual address 00000000 opy_process+0x5c8/0x194c # [ 18[ 182.872420] pgd = 5bf677c1 2.493255] softirqs last enabled [ 182.877972] [00000000] *pgd=00000000 at (0): [] copy_process[ 182.884329] Internal error: Oops: 805 [#2] SMP ARM +0x5c8/0x194c # [ 182.503604] s[ 182.891962] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 oftirqs last disa[b l e1d8 2a.t923664] CPU: 1 PID: 929 Comm: cat Tainted: G D W 5.10.145-cip16 #1 (0): [<00[0 0 0108020.>9]3 303x90] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 182.512051] ---[ end tr[a 182.941674] PC is at lkdtm_EXCEPTION+0x18/0x20 e 5d3a3d65aeb[3 5 e108c2 .]9-4-8-96] LR is at lkdtm_do_action+0x2c/0x4c # WARNING_[M E S1S8A2G.E95:5 1s6] pc : [] lr : [] psr: a00e0013 aw 'messa[g e 1t8r2i.g9g6e3r2'3:] sp : c64a5e58 ip : c64a5e68 fp : c64a5e64 ok ok [ 4 1s8e2l.f9t7e0s1t9s1: r10: 0000000a r9 : c1ad03b8 r8 : c15e8544 lkdtm: WA[R N I1N8G2_.M9E7S7S06A] r7 : c64a5f60 r6 : 0000000a r5 : c65fd000 r4 : 00000004 GE.sh # s[e l f1t8e2s.t9s8:5 3l26] r3 : 00000000 r2 : e68819a5 r1 : ef7965e0 r0 : c15e8564 dtm: EXCEPTIO[N . s1h82 .993676] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 183.002458] Control: 10c5387d Table: 147bc04a DAC: 00000051 [ 183.008209] Process cat (pid: 929, stack limit = 0x99a05f2f) [ 183.013875] Stack: (0xc64a5e58 to 0xc64a6000) [ 183.018238] 5e40: c64a5e74 c64a5e68 [ 183.026425] 5e60: c0c2e420 c0c2ea50 c64a5e9c c64a5e78 c0c2e920 c0c2e400 c0c2e800 c637d900 [ 183.034612] 5e80: b6e20000 0000000a c309a600 c64a5f60 c64a5ec4 c64a5ea0 c07f5a58 c0c2e80c [ 183.042795] 5ea0: 00000000 c637d900 b6e20000 c2816000 c64a5f60 c07f59f4 c64a5f5c c64a5ec8 [ 183.050980] 5ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c64a4000 [ 183.059164] 5ee0: b6e20000 00020000 00000004 0000000a 0001fff6 c64a5ee0 00000001 b6e1f000 [ 183.067350] 5f00: c5bae140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 183.075534] 5f20: 00000000 00000000 c13a2c10 e68819a5 c205cb60 c637d900 c637d900 c64a4000 [ 183.083721] 5f40: b6e20000 00000000 00000000 00000004 c64a5f94 c64a5f60 c0598c84 c05985f0 [ 183.091907] 5f60: 00000000 00000000 c64a5fac e68819a5 0000000a 0000000a b6f67e00 00000004 [ 183.100092] 5f80: c03002e4 c64a4000 c64a5fa4 c64a5f98 c0598d14 c0598c1c 00000000 c64a5fa8 [ 183.108276] 5fa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6e20000 0000000a 00000000 [ 183.116462] 5fc0: 0000000a 0000000a b6f67e00 00000004 00000001 00000000 00020000 be9e8a54 [ 183.124646] 5fe0: 00000004 be9e8788 b6ed24cf b6e587e6 800e0030 00000001 00000000 00000000 [ 183.132825] Backtrace: [ 183.135292] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) [ 183.143395] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 183.151412] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 183.159339] r9:c64a5f60 r8:c309a600 r7:0000000a r6:b6e20000 r5:c637d900 r4:c0c2e800 [ 183.167097] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 183.174935] r9:c07f59f4 r8:c64a5f60 r7:c2816000 r6:b6e20000 r5:c637d900 r4:00000000 [ 183.182688] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 183.189830] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c64a4000 r5:c637d900 [ 183.197664] r4:c637d900 [ 183.200208] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 183.207350] r9:c64a4000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:0000000a r4:0000000a [ 183.215106] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 183.222679] Exception stack(0xc64a5fa8 to 0xc64a5ff0) [ 183.227739] 5fa0: 0000000a 0000000a 00000001 b6e20000 0000000a 00000000 [ 183.235924] 5fc0: 0000000a 0000000a b6f67e00 00000004 00000001 00000000 00020000 be9e8a54 [ 183.244107] 5fe0: 00000004 be9e8788 b6ed24cf b6e587e6 [ 183.249168] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) [ 183.255320] ---[ end trace 5d3a3d65aeb35e0d ]--- # Segmentation fault # [ 182.848022] lkdtm: Performing direct entry EXCEPTION # [ 182.855676] 8<--- cut here --- # [ 182.861574] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 182.872420] pgd = 5bf677c1 # [ 182.877972] [00000000] *pgd=00000000 # [ 182.884329] Internal error: Oops: 805 [#2] SMP ARM # [ 182.891962] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 182.923664] CPU: 1 PID: 929 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 182.933398] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 182.941674] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 182.948796] LR is at lkdtm_do_action+0x2c/0x4c # [ 182.955146] pc : [] lr : [] psr: a00e0013 # [ 182.963232] sp : c64a5e58 ip : c64a5e68 fp : c64a5e64 # [ 182.970191] r10: 0000000a r9 : c1ad03b8 r8 : c15e8544 # [ 182.977065] r7 : c64a5f60 r6 : 0000000a r5 : c65fd000 r4 : 00000004 # [ 182.985326] r3 : 00000000 r2 : e68819a5 r1 : ef7965e0 r0 : c15e8564 # [ 182.993676] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 183.002458] Control: 10c5387d Table: 147bc04a DAC: 00000051 # [ 183.008209] Process cat (pid: 929, stack limit = 0x99a05f2f) # [ 183.013875] Stack: (0xc64a5e58 to 0xc64a6000) # [ 183.018238] 5e40: c64a5e74 c64a5e68 # [ 183.026425] 5e60: c0c2e420 c0c2ea50 c64a5e9c c64a5e78 c0c2e920 c0c2e400 c0c2e800 c637d900 # [ 183.034612] 5e80: b6e20000 0000000a c309a600 c64a5f60 c64a5ec4 c64a5ea0 c07f5a58 c0c2e80c # [ 183.042795] 5ea0: 00000000 c637d900 b6e20000 c2816000 c64a5f60 c07f59f4 c64a5f5c c64a5ec8 # [ 183.050980] 5ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c64a4000 # [ 183.059164] 5ee0: b6e20000 00020000 00000004 0000000a 0001fff6 c64a5ee0 00000001 b6e1f000 # [ 183.067350] 5f00: c5bae140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 183.075534] 5f20: 00000000 00000000 c13a2c10 e68819a5 c205cb60 c637d900 c637d900 c64a4000 # [ 183.083721] 5f40: b6e20000 00000000 00000000 00000004 c64a5f94 c64a5f60 c0598c84 c05985f0 # [ 183.091907] 5f60: 00000000 00000000 c64a5fac e68819a5 0000000a 0000000a b6f67e00 00000004 # [ 183.100092] 5f80: c03002e4 c64a4000 c64a5fa4 c64a5f98 c0598d14 c0598c1c 00000000 c64a5fa8 # [ 183.108276] 5fa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6e20000 0000000a 00000000 # [ 183.116462] 5fc0: 0000000a 0000000a b6f67e00 00000004 00000001 00000000 00020000 be9e8a54 # [ 183.124646] 5fe0: 00000004 be9e8788 b6ed24cf b6e587e6 800e0030 00000001 00000000 00000000 # [ 183.132825] Backtrace: # [ 183.135292] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 183.143395] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 183.151412] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 183.159339] r9:c64a5f60 r8:c309a600 r7:0000000a r6:b6e20000 r5:c637d900 r4:c0c2e800 # [ 183.167097] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 183.174935] r9:c07f59f4 r8:c64a5f60 r7:c2816000 r6:b6e20000 r5:c637d900 r4:00000000 # [ 183.182688] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 183.189830] r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c64a4000 r5:c637d900 # [ 183.197664] r4:c637d900 # [ 183.200208] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 183.207350] r9:c64a4000 r8:c03002e4 r7:00000004 r6:b6f67e00 r5:0000000a r4:0000000a # [ 183.215106] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 183.222679] Exception stack(0xc64a5fa8 to 0xc64a5ff0) # [ 183.227739] 5fa0: 0000000a 0000000a 00000001 b6e20000 0000000a 00000000 # [ 183.235924] 5fc0: 0000000a 0000000a b6f67e00 00000004 00000001 00000000 00020000 be9e8a54 # [ 183.244107] 5fe0: 00000004 be9e8788 b6ed24cf b6e587e6 # [ 183.249168] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 183.255320] ---[ end trace 5d3a3d65aeb35e0d ]--- # 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 [ 184.434979] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 184.440630] lkdtm: attempting good list addition [ 184.445257] lkdtm: attempting corrupted list addition [ 184.450375] lkdtm: list_add() corruption not detected! # [ 184.434979] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 184.440630] lkdtm: attempting good list addition # [ 184.445257] lkdtm: attempting corrupted list addition # [ 184.450375] 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 [ 184.790145] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 184.795819] lkdtm: attempting good list removal [ 184.800363] lkdtm: attempting corrupted list removal [ 184.805337] lkdtm: list_del() corruption not detected! # [ 184.790145] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 184.795819] lkdtm: attempting good list removal # [ 184.800363] lkdtm: attempting corrupted list removal # [ 184.805337] 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 [ 185.138168] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 185.144462] lkdtm: attempting bad read from page below current stack [ 185.150889] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 185.138168] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 185.144462] lkdtm: attempting bad read from page below current stack # [ 185.150889] 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 [ 185.484054] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 185.490506] lkdtm: attempting bad read from page above current stack [ 185.497038] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 185.484054] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 185.490506] lkdtm: attempting bad read from page above current stack # [ 185.497038] 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 [ 185.841411] lkdtm: Performing direct entry UNSET_SMEP [ 185.846608] lkdtm: XFAIL: this test is x86_64-only # [ 185.841411] lkdtm: Performing direct entry UNSET_SMEP # [ 185.846608] 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 [ 186.182071] lkdtm: Performing direct entry DOUBLE_FAULT [ 186.187422] lkdtm: XFAIL: this test is ia32-only # [ 186.182071] lkdtm: Performing direct entry DOUBLE_FAULT # [ 186.187422] 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 [ 186.516767] lkdtm: Performing direct entry CORRUPT_PAC [ 186.521927] lkdtm: XFAIL: this test is arm64-only # [ 186.516767] lkdtm: Performing direct entry CORRUPT_PAC # [ 186.521927] 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 [ 186.854840] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 186.861548] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 186.854840] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 186.861548] 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 [ 187.587932] lkdtm: Performing direct entry READ_AFTER_FREE [ 187.593442] lkdtm: Value in memory before free: 12345678 [ 187.598855] lkdtm: Attempting bad read from freed memory [ 187.604179] lkdtm: Memory was not poisoned # [ 187.587932] lkdtm: Performing direct entry READ_AFTER_FREE # [ 187.593442] lkdtm: Value in memory before free: 12345678 # [ 187.598855] lkdtm: Attempting bad read from freed memory # [ 187.604179] 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 [ 188.134804] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 188.141072] lkdtm: Value in memory before free: 12345678 [ 188.146472] lkdtm: Attempting to read from freed memory [ 188.151714] lkdtm: Buddy page was not poisoned # [ 188.134804] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 188.141072] lkdtm: Value in memory before free: 12345678 # [ 188.146472] lkdtm: Attempting to read from freed memory # [ 188.151714] 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 [ 188.481581] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 188.487303] lkdtm: Attempting double slab free ... # [ 188.481581] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 188.487303] 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 [ 188.821031] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 188.826737] lkdtm: Attempting cross-cache slab free ... # [ 188.821031] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 188.826737] 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 [ 189.169192] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 189.174615] lkdtm: Attempting non-Slab slab free ... # [ 189.169192] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 189.174615] 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 [ 190.260868] lkdtm: Performing direct entry EXEC_DATA [ 190.265923] lkdtm: attempting ok execution at c0c2f190 [ 190.271079] lkdtm: attempting bad execution at c26f774c [ 190.276480] 8<--- cut here --- [ 190.279555] Unable to handle kernel paging request at virtual address c26f774c [ 190.286784] pgd = 29393a8c [ 190.289497] [c26f774c] *pgd=1261141e(bad) [ 190.293529] Internal error: Oops: 8000000d [#3] SMP ARM [ 190.298761] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 190.327791] CPU: 0 PID: 1772 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 190.335540] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 190.342081] PC is at data_area+0x0/0x40 [ 190.345928] LR is at execute_location+0xa4/0xb4 [ 190.350465] pc : [] lr : [] psr: 600e0013 [ 190.356736] sp : c4791e38 ip : c4791d40 fp : c4791e54 [ 190.361965] r10: 0000000a r9 : c1ad059c r8 : c15e8544 [ 190.367194] r7 : c4791f60 r6 : 00000001 r5 : c26f774c r4 : c0c2f190 [ 190.373725] r3 : 9f0b4055 r2 : 9f0b4055 r1 : ef7815e0 r0 : 0000002b [ 190.380259] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 190.387401] Control: 10c5387d Table: 15f8804a DAC: 00000051 [ 190.393152] Process cat (pid: 1772, stack limit = 0xb5a82aee) [ 190.398904] Stack: (0xc4791e38 to 0xc4792000) [ 190.403268] 1e20: 0000001f c6680000 [ 190.411452] 1e40: 0000000a c4791f60 c4791e64 c4791e58 c138d5b8 c138d3b4 c4791e74 c4791e68 [ 190.419638] 1e60: c0c2e420 c138d5a0 c4791e9c c4791e78 c0c2e920 c0c2e400 c0c2e800 c6321180 [ 190.427822] 1e80: b6e35000 0000000a c309a600 c4791f60 c4791ec4 c4791ea0 c07f5a58 c0c2e80c [ 190.436007] 1ea0: 00000000 c6321180 b6e35000 c2816000 c4791f60 c07f59f4 c4791f5c c4791ec8 [ 190.444193] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c4790000 [ 190.452377] 1ee0: b6e35000 00020000 00000004 0000000a 0001fff6 c4791ee0 00000001 b6e34000 [ 190.460561] 1f00: c637c640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 190.468746] 1f20: 00000000 00000000 c13a2c10 9f0b4055 c205cb60 c6321180 c6321180 c4790000 [ 190.476930] 1f40: b6e35000 00000000 00000000 00000004 c4791f94 c4791f60 c0598c84 c05985f0 [ 190.485115] 1f60: 00000000 00000000 c4791fac 9f0b4055 0000000a 0000000a b6f7ce00 00000004 [ 190.493300] 1f80: c03002e4 c4790000 c4791fa4 c4791f98 c0598d14 c0598c1c 00000000 c4791fa8 [ 190.501483] 1fa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6e35000 0000000a 00000000 [ 190.509669] 1fc0: 0000000a 0000000a b6f7ce00 00000004 00000001 00000000 00020000 bec80a54 [ 190.517853] 1fe0: 00000004 bec80788 b6ee74cf b6e6d7e6 800e0030 00000001 00000000 00000000 [ 190.526032] Backtrace: [ 190.528496] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) [ 190.536681] r7:c4791f60 r6:0000000a r5:c6680000 r4:0000001f [ 190.542355] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) [ 190.550458] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 190.558475] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 190.566400] r9:c4791f60 r8:c309a600 r7:0000000a r6:b6e35000 r5:c6321180 r4:c0c2e800 [ 190.574156] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 190.581994] r9:c07f59f4 r8:c4791f60 r7:c2816000 r6:b6e35000 r5:c6321180 r4:00000000 [ 190.589745] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 190.596886] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c4790000 r5:c6321180 [ 190.604719] r4:c6321180 [ 190.607261] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 190.614404] r9:c4790000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:0000000a r4:0000000a [ 190.622157] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 190.629730] Exception stack(0xc4791fa8 to 0xc4791ff0) [ 190.634789] 1fa0: 0000000a 0000000a 00000001 b6e35000 0000000a 00000000 [ 190.642975] 1fc0: 0000000a 0000000a b6f7ce00 00000004 00000001 00000000 00020000 bec80a54 [ 190.651158] 1fe0: 00000004 bec80788 b6ee74cf b6e6d7e6 [ 190.656218] Code: 00000000 c439c0c0 c439c180 c439c240 (e1a0c00d) [ 190.662321] ---[ end trace 5d3a3d65aeb35e0e ]--- # Segmentation fault # [ 190.260868] lkdtm: Performing direct entry EXEC_DATA # [ 190.265923] lkdtm: attempting ok execution at c0c2f190 # [ 190.271079] lkdtm: attempting bad execution at c26f774c # [ 190.276480] 8<--- cut here --- # [ 190.279555] Unable to handle kernel paging request at virtual address c26f774c # [ 190.286784] pgd = 29393a8c # [ 190.289497] [c26f774c] *pgd=1261141e(bad) # [ 190.293529] Internal error: Oops: 8000000d [#3] SMP ARM # [ 190.298761] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 190.327791] CPU: 0 PID: 1772 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 190.335540] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 190.342081] PC is at data_area+0x0/0x40 # [ 190.345928] LR is at execute_location+0xa4/0xb4 # [ 190.350465] pc : [] lr : [] psr: 600e0013 # [ 190.356736] sp : c4791e38 ip : c4791d40 fp : c4791e54 # [ 190.361965] r10: 0000000a r9 : c1ad059c r8 : c15e8544 # [ 190.367194] r7 : c4791f60 r6 : 00000001 r5 : c26f774c r4 : c0c2f190 # [ 190.373725] r3 : 9f0b4055 r2 : 9f0b4055 r1 : ef7815e0 r0 : 0000002b # [ 190.380259] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 190.387401] Control: 10c5387d Table: 15f8804a DAC: 00000051 # [ 190.393152] Process cat (pid: 1772, stack limit = 0xb5a82aee) # [ 190.398904] Stack: (0xc4791e38 to 0xc4792000) # [ 190.403268] 1e20: 0000001f c6680000 # [ 190.411452] 1e40: 0000000a c4791f60 c4791e64 c4791e58 c138d5b8 c138d3b4 c4791e74 c4791e68 # [ 190.419638] 1e60: c0c2e420 c138d5a0 c4791e9c c4791e78 c0c2e920 c0c2e400 c0c2e800 c6321180 # [ 190.427822] 1e80: b6e35000 0000000a c309a600 c4791f60 c4791ec4 c4791ea0 c07f5a58 c0c2e80c # [ 190.436007] 1ea0: 00000000 c6321180 b6e35000 c2816000 c4791f60 c07f59f4 c4791f5c c4791ec8 # [ 190.444193] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c4790000 # [ 190.452377] 1ee0: b6e35000 00020000 00000004 0000000a 0001fff6 c4791ee0 00000001 b6e34000 # [ 190.460561] 1f00: c637c640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 190.468746] 1f20: 00000000 00000000 c13a2c10 9f0b4055 c205cb60 c6321180 c6321180 c4790000 # [ 190.476930] 1f40: b6e35000 00000000 00000000 00000004 c4791f94 c4791f60 c0598c84 c05985f0 # [ 190.485115] 1f60: 00000000 00000000 c4791fac 9f0b4055 0000000a 0000000a b6f7ce00 00000004 # [ 190.493300] 1f80: c03002e4 c4790000 c4791fa4 c4791f98 c0598d14 c0598c1c 00000000 c4791fa8 # [ 190.501483] 1fa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6e35000 0000000a 00000000 # [ 190.509669] 1fc0: 0000000a 0000000a b6f7ce00 00000004 00000001 00000000 00020000 bec80a54 # [ 190.517853] 1fe0: 00000004 bec80788 b6ee74cf b6e6d7e6 800e0030 00000001 00000000 00000000 # [ 190.526032] Backtrace: # [ 190.528496] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 190.536681] r7:c4791f60 r6:0000000a r5:c6680000 r4:0000001f # [ 190.542355] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 190.550458] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 190.558475] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 190.566400] r9:c4791f60 r8:c309a600 r7:0000000a r6:b6e35000 r5:c6321180 r4:c0c2e800 # [ 190.574156] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 190.581994] r9:c07f59f4 r8:c4791f60 r7:c2816000 r6:b6e35000 r5:c6321180 r4:00000000 [ 191.070785] lkdtm: Performing direct entry EXEC_STACK # [ 190.589745] [] (vf[ 191.078205] lkdtm: attempting ok execution at c0c2f190 s_write) from [] (ksys_[ 191.086020] lkdtm: attempting bad execution at c6731e0c write+0x74/0xec) # [ 1[9 0 .1591.094041] 8<--- cut here --- 6886] r10:00000004 r[9 :109010.099527] Unable to handle kernel paging request at virtual address c6731e0c 0000 r8:00000000 r7:b[6 e 3159010109011] pgd = 7cbd8dcd 0 r6:c4790000 r5:c6321180 # [ 1[ 191.113978] [c6731e0c] *pgd=1661141e(bad) 90.604719] r4:c6321180 #[ [ 191.120866] Internal error: Oops: 8000000d [#4] SMP ARM 190.607261] [] (ksys_wr[ 191.128607] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 ite) from [] (sys_wri[t 191.160328] CPU: 1 PID: 1848 Comm: cat Tainted: G D W 5.10.145-cip16 #1 e+0x18/0x1c) #[ [ 1 9119.01.76756] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 14404] r9:c4790000 r8:c[0 3 01091.179295] PC is at 0xc6731e0c e4 r7:00000004 r6:b6f7ce00 r5:000[ 191.184884] LR is at execute_location+0xa4/0xb4 0000a r4:0000000a #[ [ 1 9119.192271] pc : [] lr : [] psr: 600e0013 .622157] [9]1 .(2s00799] sp : c6731de8 ip : 00000027 fp : c6731e04 s_write) from [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) [ 191.451823] r7:c6731f60 r6:0000000b r5:c65f8000 r4:c6730000 [ 191.457528] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) [ 191.465728] r4:00000020 [ 191.468302] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 191.476347] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 191.484296] r9:c6731f60 r8:c309a600 r7:0000000b r6:b6e0e000 r5:c29cb2c0 r4:c0c2e800 [ 191.492082] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 191.499945] r9:c07f59f4 r8:c6731f60 r7:c2816000 r6:b6e0e000 r5:c29cb2c0 r4:00000000 [ 191.507722] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 191.514888] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c6730000 r5:c29cb2c0 [ 191.522737] r4:c29cb2c0 [ 191.525304] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 191.532468] r9:c6730000 r8:c03002e4 r7:00000004 r6:b6f55e00 r5:0000000b r4:0000000b [ 191.540248] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 191.547839] Exception stack(0xc6731fa8 to 0xc6731ff0) [ 191.552918] 1fa0: 0000000b 0000000b 00000001 b6e0e000 0000000b 00000000 [ 191.561130] 1fc0: 0000000b 0000000b b6f55e00 00000004 00000001 00000000 00020000 bed7da54 [ 191.569331] 1fe0: 00000004 bed7d788 b6ec04cf b6e467e6 [ 191.574414] Code: c6731e08 c138d5f4 c138d3b4 c6731e6c (e1a0c00d) [ 191.580541] ---[ end trace 5d3a3d65aeb35e0f ]--- # Segmentation fault # [ 191.070785] lkdtm: Performing direct entry EXEC_STACK # [ 191.078205] lkdtm: attempting ok execution at c0c2f190 # [ 191.086020] lkdtm: attempting bad execution at c6731e0c # [ 191.094041] 8<--- cut here --- # [ 191.099527] Unable to handle kernel paging request at virtual address c6731e0c # [ 191.109011] pgd = 7cbd8dcd # [ 191.113978] [c6731e0c] *pgd=1661141e(bad) # [ 191.120866] Internal error: Oops: 8000000d [#4] SMP ARM # [ 191.128607] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 191.160328] CPU: 1 PID: 1848 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 191.170756] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 191.179295] PC is at 0xc6731e0c # [ 191.184884] LR is at execute_location+0xa4/0xb4 # [ 191.192271] pc : [] lr : [] psr: 600e0013 # [ 191.200799] sp : c6731de8 ip : 00000027 fp : c6731e04 # [ 191.208115] r10: 0000000b r9 : c1ad05a8 r8 : c15e8544 # [ 191.215431] r7 : c6731f60 r6 : 00000001 r5 : c6731e0c r4 : c0c2f190 # [ 191.224133] r3 : 2c53277e r2 : 2c53277e r1 : ef7965e4 r0 : 0000002b # [ 191.232754] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 191.242150] Control: 10c5387d Table: 1474004a DAC: 00000051 # [ 191.249987] Process cat (pid: 1848, stack limit = 0xa9777c49) # [ 191.257995] Stack: (0xc6731de8 to 0xc6732000) # [ 191.264453] 1de0: c6730000 c65f8000 0000000b c6731f60 c6731e64 c6731e08 # [ 191.275411] 1e00: c138d5f4 c138d3b4 c6731e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 191.286198] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8 # [ 191.296900] 1e40: e3a02040 e3a01d33 e5930018 2c53277e 0000000b 00000020 c6731e74 c6731e68 # [ 191.307687] 1e60: c0c2e420 c138d5c8 c6731e9c c6731e78 c0c2e920 c0c2e400 c0c2e800 c29cb2c0 # [ 191.318473] 1e80: b6e0e000 0000000b c309a600 c6731f60 c6731ec4 c6731ea0 c07f5a58 c0c2e80c # [ 191.329174] 1ea0: 00000000 c29cb2c0 b6e0e000 c2816000 c6731f60 c07f59f4 c6731f5c c6731ec8 # [ 191.339960] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6730000 # [ 191.350663] 1ee0: b6e0e000 00020000 00000004 0000000b 0001fff5 c6731ee0 00000001 b6e0d000 # [ 191.361447] 1f00: c6036b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 191.372152] 1f20: 00000000 00000000 c13a2c10 2c53277e c205cb60 c29cb2c0 c29cb2c0 c6730000 # [ 191.383111] 1f40: b6e0e000 00000000 00000000 00000004 c6731f94 c6731f60 c0598c84 c05985f0 # [ 191.393898] 1f60: 00000000 00000000 c6731fac 2c53277e 0000000b 0000000b b6f55e00 00000004 # [ 191.404685] 1f80: c03002e4 c6730000 c6731fa4 c6731f98 c0598d14 c0598c1c 00000000 c6731fa8 # [ 191.415385] 1fa0: c03000c0 c0598d08 0000000b 0000000b 00000001 b6e0e000 0000000b 00000000 # [ 191.424610] 1fc0: 0000000b 0000000b b6f55e00 00000004 00000001 00000000 00020000 bed7da54 # [ 191.432826] 1fe0: 00000004 bed7d788 b6ec04cf b6e467e6 800e0030 00000001 00000000 00000000 # [ 191.441023] Backtrace: # [ 191.443525] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 191.451823] r7:c6731f60 r6:0000000b r5:c65f8000 r4:c6730000 # [ 191.457528] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 191.465728] r4:00000020 # [ 191.468302] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 191.476347] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 191.484296] r9:c6731f60 r8:c309a600 r7:0000000b r6:b6e0e000 r5:c29cb2c0 r4:c0c2e800 # [ 191.492082] [] (full_prox[ 191.996491] lkdtm: Performing direct entry EXEC_KMALLOC y_write) from [2].003310] lkdtm: attempting ok execution at c0c2f190 (vfs_write+0x10c/0x524) # [ 191[ 192.010772] lkdtm: attempting bad execution at c636ff80 .499945] r9:c07f59f4 r8:c6731f60[ 192.018845] 8<--- cut here --- r7:c2816000 [r 6 :1b926.e002e40710] Unable to handle kernel paging request at virtual address c636ff80 0 r5:c29cb2c[0 r149:20.0003030842] pgd = 4d9f841a 00 # [ 191.507722] [[< c 015992.038454] [c636ff80] *pgd=1621141e(bad) 5e4>] (vfs_write)[ f r1o9m2 .[0<4812] Internal error: Oops: 8000000d [#5] SMP ARM c0598c84>] (ksys_write+0x74/0xec)[ 192.052114] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 191.514888[] 1r9120.:003818] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.145-cip16 #1 0000004 [r 9 :109020.0009030603 8] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 8:00000000 r7:b6[e 0 e109020. 1r01905] PC is at 0xc636ff80 :c6730000 r5:c29cb2c0 [# [1 9 .107132] LR is at execute_location+0xa4/0xb4 191.522737[ ] 1 9r24.:1c12399c9b] pc : [] lr : [] psr: 600e0013 2c0 # [[ 119912..512251390946] sp : c6731e30 ip : c6731d38 fp : c6731e4c [2]. 1(2k8s9y5s5_ r10: 0000000d r9 : c1ad05b4 r8 : c15e8544 write) fr[o m 1[9<2c.01539588d21] r7 : c6731f60 r6 : 00000001 r5 : c636ff80 r4 : c0c2f190 4>] (sys_w[r i t1e9+20.x11484/0090] r3 : 13540004 r2 : 13540004 r1 : ef7965e0 r0 : 0000002b 1c) # [ 191[. 5 3129426.81]5 2 39] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none r9:c6730000[ r 81:9c20.31060124e0] Control: 10c5387d Table: 167b804a DAC: 00000051 4 r7:00000[0 0 41 9r26.:1b669f045] Process cat (pid: 1927, stack limit = 0xa9777c49) 5e00 r5:0[0 0 0109020.b1 7r645:20] Stack: (0xc6731e30 to 0xc6732000) 000000b # [ 1[9 1 .159420.21488621] 1e20: c636ff80 c65f8000 0000000d c6731f60 ] [] [( s y19s2_.w1r9i2793] 1e40: c6731e64 c6731e50 c0c2f1e0 c138d3b4 00000021 c65f8000 c6731e74 c6731e68 e) from [2]. 2(0r2964] 1e60: c0c2e420 c0c2f1b4 c6731e9c c6731e78 c0c2e920 c0c2e400 c0c2e800 c5b0c140 t_fast_syscall+[0 x 01/902x.2281)136] 1e80: b6e61000 0000000d c309a600 c6731f60 c6731ec4 c6731ea0 c07f5a58 c0c2e80c # [ 191.54783[9 ] 1E9x2c.e2p23307] 1ea0: 00000000 c5b0c140 b6e61000 c2816000 c6731f60 c07f59f4 c6731f5c c6731ec8 ion stack(0xc673[1 f a189 2t.o2 33565] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6730000 xc6731ff0) # [ [1 9 11.9525.2243822] 1ee0: b6e61000 00020000 00000004 0000000d 0001fff3 c6731ee0 00000001 b6e60000 18] 1fa0: [ 1 9 2 . 2 5 079] 1f00: c5c39e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000000b 000[0 0 0109b2 .02064251] 1f20: 00000000 00000000 c13a2c10 13540004 c205cb60 c5b0c140 c5b0c140 c6730000 00001 b6e0e000 0[0 0 0109020.b2 74508] 1f40: b6e61000 00000000 00000000 00000004 c6731f94 c6731f60 c0598c84 c05985f0 0000000 # [ 1[9 1 .159621.12380766] 1f60: 00000000 00000000 c6731fac 13540004 0000000d 0000000d b6fa8e00 00000004 ] 1fc0: 000000[0 b 109020.020904936] 1f80: c03002e4 c6730000 c6731fa4 c6731f98 c0598d14 c0598c1c 00000000 c6731fa8 b b6f55e00 000[0 0 010942 .030005107] 1fa0: c03000c0 c0598d08 0000000d 0000000d 00000001 b6e61000 0000000d 00000000 0001 00000000 [0 0 0129020.0301 5279] 1fc0: 0000000d 0000000d b6fa8e00 00000004 00000001 00000000 00020000 beec3a54 ed7da54 # [ 19[1 . 5169923.33125450] 1fe0: 00000004 beec3788 b6f134cf b6e997e6 800e0030 00000001 00000000 00000000 1fe0: 000000[0 4 1b9e2d.73d375800] Backtrace: 8 b6ec04cf b6e467e6 # [ 191.5[7 192.340072] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) 4414] Code: c[6 7 3119e20.83 5c1187] r7:c6731f60 r6:0000000d r5:c65f8000 r4:c636ff80 38d5f4 c138d3b4 c6[7 3 11e962c. 358758] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) e1a0c00d)[ 1#9 2[. 3 6199217.] r5:c65f8000 r4:00000021 580541] ---[ end tra[c e 159d23.374587] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) 3d65aeb35e0f ]--- # EXE[C _ S1T92.384848] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) CK: missing '[c a l1l9 2t.r3a9c5e86] r9:c6731f60 r8:c309a600 r7:0000000d r6:b6e61000 r5:c5b0c140 r4:c0c2e800 :': [FAIL] not ok 31 [s e l1f9t2.404841] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) sts: lkdtm: EXE[C _ S1T9A2C.K4.1s009] r9:c07f59f4 r8:c6731f60 r7:c2816000 r6:b6e61000 r5:c5b0c140 r4:00000000 h # exit=1 # [s e l1f9t2e.s4t2s4745] [] (vfs_write) from [] (ksys_write+0x74/0xec) lkdtm: EXEC_K[M A L1L9O2C..4s3h3875] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c6730000 r5:c5b0c140 [ 192.443695] r4:c5b0c140 [ 192.446321] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 192.453466] r9:c6730000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000d r4:0000000d [ 192.461220] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 192.468793] Exception stack(0xc6731fa8 to 0xc6731ff0) [ 192.473853] 1fa0: 0000000d 0000000d 00000001 b6e61000 0000000d 00000000 [ 192.482037] 1fc0: 0000000d 0000000d b6fa8e00 00000004 00000001 00000000 00020000 beec3a54 [ 192.490218] 1fe0: 00000004 beec3788 b6f134cf b6e997e6 [ 192.495279] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) [ 192.501382] ---[ end trace 5d3a3d65aeb35e10 ]--- # Segmentation fault # [ 191.996491] lkdtm: Performing direct entry EXEC_KMALLOC # [ 192.003310] lkdtm: attempting ok execution at c0c2f190 # [ 192.010772] lkdtm: attempting bad execution at c636ff80 # [ 192.018845] 8<--- cut here --- # [ 192.024710] Unable to handle kernel paging request at virtual address c636ff80 # [ 192.033842] pgd = 4d9f841a # [ 192.038454] [c636ff80] *pgd=1621141e(bad) # [ 192.044812] Internal error: Oops: 8000000d [#5] SMP ARM # [ 192.052114] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 192.083818] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 192.093638] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 192.101905] PC is at 0xc636ff80 # [ 192.107132] LR is at execute_location+0xa4/0xb4 # [ 192.113996] pc : [] lr : [] psr: 600e0013 # [ 192.121996] sp : c6731e30 ip : c6731d38 fp : c6731e4c # [ 192.128955] r10: 0000000d r9 : c1ad05b4 r8 : c15e8544 # [ 192.135828] r7 : c6731f60 r6 : 00000001 r5 : c636ff80 r4 : c0c2f190 # [ 192.144090] r3 : 13540004 r2 : 13540004 r1 : ef7965e0 r0 : 0000002b # [ 192.152439] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 192.161480] Control: 10c5387d Table: 167b804a DAC: 00000051 # [ 192.169047] Process cat (pid: 1927, stack limit = 0xa9777c49) # [ 192.176526] Stack: (0xc6731e30 to 0xc6732000) # [ 192.182621] 1e20: c636ff80 c65f8000 0000000d c6731f60 # [ 192.192793] 1e40: c6731e64 c6731e50 c0c2f1e0 c138d3b4 00000021 c65f8000 c6731e74 c6731e68 # [ 192.202964] 1e60: c0c2e420 c0c2f1b4 c6731e9c c6731e78 c0c2e920 c0c2e400 c0c2e800 c5b0c140 # [ 192.213136] 1e80: b6e61000 0000000d c309a600 c6731f60 c6731ec4 c6731ea0 c07f5a58 c0c2e80c # [ 192.223307] 1ea0: 00000000 c5b0c140 b6e61000 c2816000 c6731f60 c07f59f4 c6731f5c c6731ec8 # [ 192.233565] 1ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6730000 # [ 192.243822] 1ee0: b6e61000 00020000 00000004 0000000d 0001fff3 c6731ee0 00000001 b6e60000 # [ 192.254079] 1f00: c5c39e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 192.264251] 1f20: 00000000 00000000 c13a2c10 13540004 c205cb60 c5b0c140 c5b0c140 c6730000 # [ 192.274508] 1f40: b6e61000 00000000 00000000 00000004 c6731f94 c6731f60 c0598c84 c05985f0 # [ 192.284766] 1f60: 00000000 00000000 c6731fac 13540004 0000000d 0000000d b6fa8e00 00000004 # [ 192.294936] 1f80: c03002e4 c6730000 c6731fa4 c6731f98 c0598d14 c0598c1c 00000000 c6731fa8 # [ 192.305107] 1fa0: c03000c0 c0598d08 0000000d 0000000d 00000001 b6e61000 0000000d 00000000 # [ 192.315279] 1fc0: 0000000d 0000000d b6fa8e00 00000004 00000001 00000000 00020000 beec3a54 # [ 192.325450] 1fe0: 00000004 beec3788 b6f134cf b6e997e6 800e0030 00000001 00000000 00000000 # [ 192.335700] Backtrace: # [ 192.340072] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 192.351187] r7:c6731f60 r6:0000000d r5:c65f8000 r4:c636ff80 # [ 192.358758] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 192.369270] r5:c65f8000 r4:00000021 # [ 192.374587] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 192.384848] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 192.395186] r9:c6731f60 r8:c309a600 r7:0000000d r6:b6e61000 r5:c5b0c140 r4:c0c2e800 # [ 192.40484[ 192.950603] lkdtm: Performing direct entry EXEC_VMALLOC 1] [] (full_proxy_write[ 192.956914] lkdtm: attempting ok execution at c0c2f190 ) from [] (vfs_write+0x[ 192.964791] lkdtm: attempting bad execution at f096c000 10c/0x524) # [ 192.415009] r9:[ 192.973051] 8<--- cut here --- c07f59f4 r8:c6731f60 r7:c2816000 [ 192.978978] Unable to handle kernel paging request at virtual address f096c000 r6:b6e61000 r5:c5b0c140 r4:000000[ 192.990022] pgd = 4d9f841a 00 # [ 192.424745] [][ 192.994647] [f096c000] *pgd=1294b811, *pte=4b82c65f, *ppte=4b82c45f (vfs_write) from [] (k[ 193.003788] Internal error: Oops: 8000000f [#6] SMP ARM [ 193.011839] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 193.040871] CPU: 0 PID: 2004 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 193.048618] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 193.055156] PC is at 0xf096c000 [ 193.058310] LR is at execute_location+0xa4/0xb4 [ 193.062846] pc : [] lr : [] psr: 600e0013 [ 193.069117] sp : c67a7e30 ip : c67a7d38 fp : c67a7e4c [ 193.074347] r10: 0000000d r9 : c1ad05c4 r8 : c15e8544 [ 193.079575] r7 : c67a7f60 r6 : 00000001 r5 : f096c000 r4 : c0c2f190 [ 193.086108] r3 : 11f46c08 r2 : 11f46c08 r1 : ef7815e0 r0 : 0000002b [ 193.092641] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 193.099782] Control: 10c5387d Table: 167b804a DAC: 00000051 [ 193.105534] Process cat (pid: 2004, stack limit = 0x962a249f) [ 193.111285] Stack: (0xc67a7e30 to 0xc67a8000) [ 193.115652] 7e20: f096c000 c6681000 0000000d c67a7f60 [ 193.123836] 7e40: c67a7e64 c67a7e50 c0c2f214 c138d3b4 00000022 c6681000 c67a7e74 c67a7e68 [ 193.132022] 7e60: c0c2e420 c0c2f1f8 c67a7e9c c67a7e78 c0c2e920 c0c2e400 c0c2e800 c5c39e00 [ 193.140208] 7e80: b6e44000 0000000d c309a600 c67a7f60 c67a7ec4 c67a7ea0 c07f5a58 c0c2e80c [ 193.148393] 7ea0: 00000000 c5c39e00 b6e44000 c2816000 c67a7f60 c07f59f4 c67a7f5c c67a7ec8 [ 193.156578] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c67a6000 [ 193.164763] 7ee0: b6e44000 00020000 00000004 0000000d 0001fff3 c67a7ee0 00000001 b6e43000 [ 193.172947] 7f00: c59b0b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 193.181132] 7f20: 00000000 00000000 c13a2c10 11f46c08 c205cb60 c5c39e00 c5c39e00 c67a6000 [ 193.189316] 7f40: b6e44000 00000000 00000000 00000004 c67a7f94 c67a7f60 c0598c84 c05985f0 [ 193.197501] 7f60: 00000000 00000000 c67a7fac 11f46c08 0000000d 0000000d b6f8be00 00000004 [ 193.205686] 7f80: c03002e4 c67a6000 c67a7fa4 c67a7f98 c0598d14 c0598c1c 00000000 c67a7fa8 [ 193.213870] 7fa0: c03000c0 c0598d08 0000000d 0000000d 00000001 b6e44000 0000000d 00000000 [ 193.222056] 7fc0: 0000000d 0000000d b6f8be00 00000004 00000001 00000000 00020000 be8b5a54 [ 193.230239] 7fe0: 00000004 be8b5788 b6ef64cf b6e7c7e6 800e0030 00000001 00000000 00000000 [ 193.238418] Backtrace: [ 193.240889] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) [ 193.249335] r7:c67a7f60 r6:0000000d r5:c6681000 r4:f096c000 [ 193.255008] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) [ 193.263363] r5:c6681000 r4:00000022 [ 193.266950] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 193.274967] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 193.282892] r9:c67a7f60 r8:c309a600 r7:0000000d r6:b6e44000 r5:c5c39e00 r4:c0c2e800 [ 193.290650] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 193.298486] r9:c07f59f4 r8:c67a7f60 r7:c2816000 r6:b6e44000 r5:c5c39e00 r4:00000000 [ 193.306238] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 193.313381] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c67a6000 r5:c5c39e00 [ 193.321214] r4:c5c39e00 [ 193.323757] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 193.330900] r9:c67a6000 r8:c03002e4 r7:00000004 r6:b6f8be00 r5:0000000d r4:0000000d [ 193.338654] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 193.346227] Exception stack(0xc67a7fa8 to 0xc67a7ff0) [ 193.351285] 7fa0: 0000000d 0000000d 00000001 b6e44000 0000000d 00000000 [ 193.359468] 7fc0: 0000000d 0000000d b6f8be00 00000004 00000001 00000000 00020000 be8b5a54 [ 193.367650] 7fe0: 00000004 be8b5788 b6ef64cf b6e7c7e6 [ 193.372713] Code: bad PC value sys_write+0x74/0xec) # [ 192.43[ 193.375843] ---[ end trace 5d3a3d65aeb35e11 ]--- 3875] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c6730000 r5:c5b0c140 # [ 192.443695] r4:c5b0c140 # [ 192.446321] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 192.453466] r9:c6730000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:0000000d r4:0000000d # [ 192.461220] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 192.468793] Exception stack(0xc6731fa8 to 0xc6731ff0) # [ 192.473853] 1fa0: 0000000d 0000000d 00000001 b6e61000 0000000d 00000000 # [ 192.482037] 1fc0: 0000000d 0000000d b6fa8e00 00000004 00000001 00000000 00020000 beec3a54 # [ 192.490218] 1fe0: 00000004 beec3788 b6f134cf b6e997e6 # [ 192.495279] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) # [ 192.501382] ---[ end trace 5d3a3d65aeb35e10 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh # Segmentation fault # [ 192.950603] lkdtm: Performing direct entry EXEC_VMALLOC # [ 192.956914] lkdtm: attempting ok execution at c0c2f190 # [ 192.964791] lkdtm: attempting bad execution at f096c000 # [ 192.973051] 8<--- cut here --- # [ 192.978978] Unable to handle kernel paging request at virtual address f096c000 # [ 192.990022] pgd = 4d9f841a # [ 192.994647] [f096c000] *pgd=1294b811, *pte=4b82c65f, *ppte=4b82c45f # [ 193.003788] Internal error: Oops: 8000000f [#6] SMP ARM # [ 193.011839] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 193.040871] CPU: 0 PID: 2004 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 193.048618] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 193.055156] PC is at 0xf096c000 # [ 193.058310] LR is at execute_location+0xa4/0xb4 # [ 193.062846] pc : [] lr : [] psr: 600e0013 # [ 193.069117] sp : c67a7e30 ip : c67a7d38 fp : c67a7e4c # [ 193.074347] r10: 0000000d r9 : c1ad05c4 r8 : c15e8544 # [ 193.079575] r7 : c67a7f60 r6 : 00000001 r5 : f096c000 r4 : c0c2f190 # [ 193.086108] r3 : 11f46c08 r2 : 11f46c08 r1 : ef7815e0 r0 : 0000002b # [ 193.092641] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 193.099782] Control: 10c5387d Table: 167b804a DAC: 00000051 # [ 193.105534] Process cat (pid: 2004, stack limit = 0x962a249f) # [ 193.111285] Stack: (0xc67a7e30 to 0xc67a8000) # [ 193.115652] 7e20: f096c000 c6681000 0000000d c67a7f60 # [ 193.123836] 7e40: c67a7e64 c67a7e50 c0c2f214 c138d3b4 00000022 c6681000 c67a7e74 c67a7e68 # [ 193.132022] 7e60: c0c2e420 c0c2f1f8 c67a7e9c c67a7e78 c0c2e920 c0c2e400 c0c2e800 c5c39e00 # [ 193.140208] 7e80: b6e44000 0000000d c309a600 c67a7f60 c67a7ec4 c67a7ea0 c07f5a58 c0c2e80c # [ 193.148393] 7ea0: 00000000 c5c39e00 b6e44000 c2816000 c67a7f60 c07f59f4 c67a7f5c c67a7ec8 # [ 193.156578] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c67a6000 # [ 193.164763] 7ee0: b6e44000 00020000 00000004 0000000d 0001fff3 c67a7ee0 00000001 b6e43000 # [ 193.172947] 7f00: c59b0b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 193.181132] 7f20: 00000000 00000000 c13a2c10 11f46c08 c205cb60 c5c39e00 c5c39e00 c67a6000 # [ 193.189316] 7f40: b6e44000 00000000 00000000 00000004 c67a7f94 c67a7f60 c0598c84 c05985f0 # [ 193.197501] 7f60: 00000000 00000000 c67a7fac 11f46c08 0000000d 0000000d b6f8be00 00000004 # [ 193.205686] 7f80: c03002e4 c67a6000 c67a7fa4 c67a7f98 c0598d14 c0598c1c 00000000 c67a7fa8 # [ 193.213870] 7fa0: c03000c0 c0598d08 0000000d 0000000d 00000001 b6e44000 0000000d 00000000 # [ 193.222056] 7fc0: 0000000d 0000000d b6f8be00 00000004 00000001 00000000 00020000 be8b5a54 # [ 193.230239] 7fe0: 00000004 be8b5788 b6ef64cf b6e7c7e6 800e0030 00000001 00000000 00000000 # [ 193.238418] Backtrace: # [ 193.240889] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 193.249335] r7:c67a7f60 r6:0000000d r5:c6681000 r4:f096c000 # [ 193.255008] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 193.263363] r5:c6681000 r4:00000022 # [ 193.266950] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 193.274967] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 193.282892] r9:c67a7f60 r8:c309a600 r7:0000000d r6:b6e44000 r5:c5c39e00 r4:c0c2e800 # [ 193.290650] [] (full_proxy_write) from [] (vfs_[ 193.832598] lkdtm: Performing direct entry EXEC_RODATA write+0x10c/0x524) # [ 193.2984[ 193.838945] lkdtm: attempting ok execution at c0c2f190 86] r9:c07f59f4 r8:c67a7f60 r7:c[ 193.846914] lkdtm: attempting bad execution at c15e87e0 2816000 r6:b6e44[0 0 01 9r35.8:5c946] 8<--- cut here --- 5c39e00 r4[: 0 0109030.0805099 96] Unable to handle kernel paging request at virtual address c15e87e0 [ 193.306238][ [ <1c9035.98865045] pgd = e702c630 e4>] (vfs_write) from [] (ksys_write+0x74[/ 0 x1e9c3).880365] Internal error: Oops: 8000000d [#7] SMP ARM # [ 193.313381] r10:00000004 r[ 193.887842] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 9:00000000 r8:00000000[ r 71:9b3.919548] CPU: 2 PID: 2081 Comm: cat Tainted: G D W 5.10.145-cip16 #1 e44000 r6:c67a[6 0 0109 3r.59:2c9626] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) c39e00 # [ 193.321214] r[4 : c93.938159] PC is at lkdtm_rodata_do_nothing+0x0/0x10 5c39e00 # [[ 119933..934253773] LR is at execute_location+0xa4/0xb4 57] [1]9 3(.k9s5y2s077] pc : [] lr : [] psr: 600e0013 write) from [[< c 0159938.d91640253] sp : c67a7e38 ip : 00000027 fp : c67a7e54 ] (sys_writ[e + 01x9138./906x713c5] r10: 0000000c r9 : c1ad05d4 r8 : c15e8544 ) # [ 193.3[3 0 910903]. 9 7r4933] r7 : c67a7f60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f190 :c67a6000 r[8 : c109330.0928e248 7] r3 : 6f0e1202 r2 : 6f0e1202 r1 : ef7ab5e4 r0 : 0000002b r7:00000004 r6:b[6 f 81b9e30.09 91219] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 5:0000000d r4:[0 0 0109040.00d00435] Control: 10c5387d Table: 1476804a DAC: 00000051 # [ 193.3386[5 4 ]1 9[4<.c00058975] Process cat (pid: 2081, stack limit = 0x962a249f) 8cfc>] (sys_[w r i1t9e4). 0f1r5o830] Stack: (0xc67a7e38 to 0xc67a8000) [] (ret[_ f a1s9t4_.s022100] 7e20: 00000023 c633b000 scall+0x0/0x28) # [[ 119934..032446] 7e40: 0000000c c67a7f60 c67a7e64 c67a7e58 c138d634 c138d3b4 c67a7e74 c67a7e68 46227] Exception[ s t1a9c4k.(0042879] 7e60: c0c2e420 c138d61c c67a7e9c c67a7e78 c0c2e920 c0c2e400 c0c2e800 c59b0500 c67a7fa8 to 0xc67[a 7 f1f904).0 3139] 7e80: b6e3f000 0000000c c309a600 c67a7f60 c67a7ec4 c67a7ea0 c07f5a58 c0c2e80c # [ 193.351285] 7[f a 01:9 4 . 063396] 7ea0: 00000000 c59b0500 b6e3f000 c2816000 c67a7f60 c07f59f4 c67a7f5c c67a7ec8 0000[0 0 01d9 40.073743] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c67a6000 00000d 00000001 b6[e 4 4109040. 084089] 7ee0: b6e3f000 00020000 00000004 0000000c 0001fff4 c67a7ee0 00000001 b6e3e000 000000d 00000000 [# [1 9 41.9094434] 7f00: c5c38000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 .359468] 7fc0: 0000[0 0 01d9 40.004781] 7f20: 00000000 00000000 c13a2c10 6f0e1202 c205cb60 c59b0500 c59b0500 c67a6000 00000d b6f8be00 [0 0 010940.01014125] 7f40: b6e3f000 00000000 00000000 00000004 c67a7f94 c67a7f60 c0598c84 c05985f0 00000001 00000000 [0 0 0129040.025300] 7f60: 00000000 00000000 c67a7fac 6f0e1202 0000000c 0000000c b6f86e00 00000004 0 be8b5a54 # [ 1[9 3 .139647.6135643] 7f80: c03002e4 c67a6000 c67a7fa4 c67a7f98 c0598d14 c0598c1c 00000000 c67a7fa8 0] 7fe0: 00000004 [b e 81b9547.8145988] 7fa0: c03000c0 c0598d08 0000000c 0000000c 00000001 b6e3f000 0000000c 00000000 b6ef64cf b6e7c7e[6 1#9 4[. 1 6335] 7fc0: 0000000c 0000000c b6f86e00 00000004 00000001 00000000 00020000 bea5ca54 193.372713] Code: [b a d19 4P.C1 6593] 7fe0: 00000004 bea5c788 b6ef14cf b6e777e6 800e0030 00000001 00000000 00000000 value # [ [ 1 9139.43.7157864835] Backtrace: ] ---[ end trace 5d3a3d65a[e b 3194.181131] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) e11 ]--- # EXEC_[V M A1L9L4O.C1:1993] r7:c67a7f60 r6:0000000c r5:c633b000 r4:00000023 missing 'call trace:': [FAIL] [ 194.199744] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) ot ok 33 selftests: lkd[t m :1 9E.210781] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) XEC_VMALLOC.sh # exit=1 # sel[f 194.221130] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) ests: lkdtm: EXEC_R[O D A1T9A4..s31728] r9:c67a7f60 r8:c309a600 r7:0000000c r6:b6e3f000 r5:c59b0500 r4:c0c2e800 h [ 194.241645] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 194.249725] r9:c07f59f4 r8:c67a7f60 r7:c2816000 r6:b6e3f000 r5:c59b0500 r4:00000000 [ 194.257481] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 194.264629] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c67a6000 r5:c59b0500 [ 194.272465] r4:c59b0500 [ 194.275012] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 194.282159] r9:c67a6000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:0000000c r4:0000000c [ 194.289918] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 194.297494] Exception stack(0xc67a7fa8 to 0xc67a7ff0) [ 194.302559] 7fa0: 0000000c 0000000c 00000001 b6e3f000 0000000c 00000000 [ 194.310748] 7fc0: 0000000c 0000000c b6f86e00 00000004 00000001 00000000 00020000 bea5ca54 [ 194.318934] 7fe0: 00000004 bea5c788 b6ef14cf b6e777e6 [ 194.324000] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) [ 194.330107] ---[ end trace 5d3a3d65aeb35e12 ]--- # Segmentation fault # [ 193.832598] lkdtm: Performing direct entry EXEC_RODATA # [ 193.838945] lkdtm: attempting ok execution at c0c2f190 # [ 193.846914] lkdtm: attempting bad execution at c15e87e0 # [ 193.854946] 8<--- cut here --- # [ 193.859996] Unable to handle kernel paging request at virtual address c15e87e0 # [ 193.869045] pgd = e702c630 # [ 193.873746] [c15e87e0] *pgd=1141941e(bad) # [ 193.880365] Internal error: Oops: 8000000d [#7] SMP ARM # [ 193.887842] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 193.919548] CPU: 2 PID: 2081 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 193.929626] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 193.938159] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 193.945723] LR is at execute_location+0xa4/0xb4 # [ 193.952077] pc : [] lr : [] psr: 600e0013 # [ 193.960253] sp : c67a7e38 ip : 00000027 fp : c67a7e54 # [ 193.967385] r10: 0000000c r9 : c1ad05d4 r8 : c15e8544 # [ 193.974433] r7 : c67a7f60 r6 : 00000000 r5 : c15e87e0 r4 : c0c2f190 # [ 193.982867] r3 : 6f0e1202 r2 : 6f0e1202 r1 : ef7ab5e4 r0 : 0000002b # [ 193.991219] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 194.000435] Control: 10c5387d Table: 1476804a DAC: 00000051 # [ 194.008175] Process cat (pid: 2081, stack limit = 0x962a249f) # [ 194.015830] Stack: (0xc67a7e38 to 0xc67a8000) # [ 194.022100] 7e20: 00000023 c633b000 # [ 194.032446] 7e40: 0000000c c67a7f60 c67a7e64 c67a7e58 c138d634 c138d3b4 c67a7e74 c67a7e68 # [ 194.042879] 7e60: c0c2e420 c138d61c c67a7e9c c67a7e78 c0c2e920 c0c2e400 c0c2e800 c59b0500 # [ 194.053139] 7e80: b6e3f000 0000000c c309a600 c67a7f60 c67a7ec4 c67a7ea0 c07f5a58 c0c2e80c # [ 194.063396] 7ea0: 00000000 c59b0500 b6e3f000 c2816000 c67a7f60 c07f59f4 c67a7f5c c67a7ec8 # [ 194.073743] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c67a6000 # [ 194.084089] 7ee0: b6e3f000 00020000 00000004 0000000c 0001fff4 c67a7ee0 00000001 b6e3e000 # [ 194.094434] 7f00: c5c38000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 194.104781] 7f20: 00000000 00000000 c13a2c10 6f0e1202 c205cb60 c59b0500 c59b0500 c67a6000 # [ 194.115125] 7f40: b6e3f000 00000000 00000000 00000004 c67a7f94 c67a7f60 c0598c84 c05985f0 # [ 194.125300] 7f60: 00000000 00000000 c67a7fac 6f0e1202 0000000c 0000000c b6f86e00 00000004 # [ 194.135643] 7f80: c03002e4 c67a6000 c67a7fa4 c67a7f98 c0598d14 c0598c1c 00000000 c67a7fa8 # [ 194.145988] 7fa0: c03000c0 c0598d08 0000000c 0000000c 00000001 b6e3f000 0000000c 00000000 # [ 194.156335] 7fc0: 0000000c 0000000c b6f86e00 00000004 00000001 00000000 00020000 bea5ca54 # [ 194.166593] 7fe0: 00000004 bea5c788 b6ef14cf b6e777e6 800e0030 00000001 00000000 00000000 # [ 194.176845] Backtrace: # [ 194.181131] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 194.191993] r7:c67a7f60 r6:0000000c r5:c633b000 r4:00000023 # [ 194.199744] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 194.210781] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 194.221130] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 194.231728] r9:c67a7f60 r8:c309a600 r7:0000000c r6:b6e3f000 r5:c59b0500 r4:c0c2e800 # [ 194.241645] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 194.249725] r9:c07f59f4 r8:c67a7f60 r7:c2816000 r6:b6e3f000 r5:c59b0500 r4:00000000 # [ 194.257481] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 194.264629] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c67a6000 r5:c59b0500 # [ 194.272465] r4:c59b0500 # [ 194.275012] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 194.282159] r9:c67a6000 r8:c03002e4 r7:00000004 r6:b6f86e00 r5:0000000c r4:0000000c # [ 194.289918] [] (sys_write) from [] (ret_fast_sys[ 194.795317] lkdtm: Performing direct entry EXEC_USERSPACE call+0x0/0x28) # [ 194.297494] [ 194.802122] lkdtm: attempting ok execution at c0c2f190 Exception stack(0xc67a7fa8 to 0xc[ 194.810604] lkdtm: attempting bad execution at b6fc9000 67a7ff0) # [ 194.302559] 7fa0: [ 194.818296] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc9000 0000000c 0000[0 194.828135] Internal error: : b [#8] SMP ARM 00c 00000001 b6e3f000 0000000c 00[ 194.835094] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 000000 # [ 194.310748] 7fc0: 00 194.866811] CPU: 2 PID: 2157 Comm: cat Tainted: G D W 5.10.145-cip16 #1 00000c 0000000c b[6 f 8169e40.08 7324] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 00000004 00000001 0000000[0 0104.885946] PC is at 0xb6fc9000 020000 bea5ca54 # [ 194.318934][ 194.891541] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 7fe0: 00000004 bea5[c 7 8189 4b.899266] pc : [] lr : [] psr: 600e0013 ef14cf b6e777e6 [# [1 9 41.9907792] sp : c4729e48 ip : c4729d50 fp : c4729e64 .324000] Code: 5f7275[6 3 169e47915108] r10: 0000000f r9 : c1ad05e0 r8 : c15e8544 56f63 00000074 aa5[5 a a15954 .(922594] r7 : c4729f60 r6 : 0000000f r5 : c63dc000 r4 : b6fc9000 1a0c00d) # [ 1[9 4 .139340.1901296] r3 : 63746946 r2 : 63746946 r1 : ef7ab5e0 r0 : 0000002b 7] ---[ end trace 5d3a3d[6 5 a1e94.939917] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 35e12 ]--- # EXEC_RO[D A T1A9:4 949483] Control: 10c5387d Table: 164a804a DAC: 00000051 missing 'call trace:': [F[A I L1]4.957494] Process cat (pid: 2157, stack limit = 0xf565c448) not ok 34 selftests[: l1k9d4t965673] Stack: (0xc4729e48 to 0xc472a000) m: EXEC_RODATA.sh # exit=1 # [s 194.972301] 9e40: 00000001 00000000 0000000f 00000024 c4729e74 c4729e68 lftests: lkdtm: EXEC_USERSPACE.sh 194.983176] 9e60: c0c2e420 c0c2f22c c4729e9c c4729e78 c0c2e920 c0c2e400 c0c2e800 c59b0000 [ 194.994133] 9e80: b6e83000 0000000f c309a600 c4729f60 c4729ec4 c4729ea0 c07f5a58 c0c2e80c [ 195.002489] 9ea0: 00000000 c59b0000 b6e83000 c2816000 c4729f60 c07f59f4 c4729f5c c4729ec8 [ 195.010696] 9ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c4728000 [ 195.018902] 9ee0: b6e83000 00020000 00000004 0000000f 0001fff1 c4729ee0 00000001 b6e82000 [ 195.027108] 9f00: c5b0db80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 195.035316] 9f20: 00000000 00000000 c13a2c10 63746946 c205cb60 c59b0000 c59b0000 c4728000 [ 195.043522] 9f40: b6e83000 00000000 00000000 00000004 c4729f94 c4729f60 c0598c84 c05985f0 [ 195.051731] 9f60: 00000000 00000000 c4729fac 63746946 0000000f 0000000f b6fcae00 00000004 [ 195.059936] 9f80: c03002e4 c4728000 c4729fa4 c4729f98 c0598d14 c0598c1c 00000000 c4729fa8 [ 195.068142] 9fa0: c03000c0 c0598d08 0000000f 0000000f 00000001 b6e83000 0000000f 00000000 [ 195.076350] 9fc0: 0000000f 0000000f b6fcae00 00000004 00000001 00000000 00020000 bead4a54 [ 195.084556] 9fe0: 00000004 bead4788 b6f354cf b6ebb7e6 800e0030 00000001 00000000 00000000 [ 195.092749] Backtrace: [ 195.095257] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 195.103803] r4:00000024 [ 195.106379] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 195.114425] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 195.122374] r9:c4729f60 r8:c309a600 r7:0000000f r6:b6e83000 r5:c59b0000 r4:c0c2e800 [ 195.130156] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 195.138020] r9:c07f59f4 r8:c4729f60 r7:c2816000 r6:b6e83000 r5:c59b0000 r4:00000000 [ 195.145795] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 195.152962] r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c4728000 r5:c59b0000 [ 195.160810] r4:c59b0000 [ 195.163377] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 195.170541] r9:c4728000 r8:c03002e4 r7:00000004 r6:b6fcae00 r5:0000000f r4:0000000f [ 195.178322] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 195.185914] Exception stack(0xc4729fa8 to 0xc4729ff0) [ 195.190998] 9fa0: 0000000f 0000000f 00000001 b6e83000 0000000f 00000000 [ 195.199209] 9fc0: 0000000f 0000000f b6fcae00 00000004 00000001 00000000 00020000 bead4a54 [ 195.207413] 9fe0: 00000004 bead4788 b6f354cf b6ebb7e6 [ 195.212501] Code: bad PC value [ 195.215595] ---[ end trace 5d3a3d65aeb35e13 ]--- # Segmentation fault # [ 194.795317] lkdtm: Performing direct entry EXEC_USERSPACE # [ 194.802122] lkdtm: attempting ok execution at c0c2f190 # [ 194.810604] lkdtm: attempting bad execution at b6fc9000 # [ 194.818296] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc9000 # [ 194.828135] Internal error: : b [#8] SMP ARM # [ 194.835094] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 194.866811] CPU: 2 PID: 2157 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 194.877324] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 194.885946] PC is at 0xb6fc9000 # [ 194.891541] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 194.899266] pc : [] lr : [] psr: 600e0013 # [ 194.907792] sp : c4729e48 ip : c4729d50 fp : c4729e64 # [ 194.915108] r10: 0000000f r9 : c1ad05e0 r8 : c15e8544 # [ 194.922594] r7 : c4729f60 r6 : 0000000f r5 : c63dc000 r4 : b6fc9000 # [ 194.931296] r3 : 63746946 r2 : 63746946 r1 : ef7ab5e0 r0 : 0000002b # [ 194.939917] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 194.949483] Control: 10c5387d Table: 164a804a DAC: 00000051 # [ 194.957494] Process cat (pid: 2157, stack limit = 0xf565c448) # [ 194.965673] Stack: (0xc4729e48 to 0xc472a000) # [ 194.972301] 9e40: 00000001 00000000 0000000f 00000024 c4729e74 c4729e68 # [ 194.983176] 9e60: c0c2e420 c0c2f22c c4729e9c c4729e78 c0c2e920 c0c2e400 c0c2e800 c59b0000 # [ 194.994133] 9e80: b6e83000 0000000f c309a600 c4729f60 c4729ec4 c4729ea0 c07f5a58 c0c2e80c # [ 195.002489] 9ea0: 00000000 c59b0000 b6e83000 c2816000 c4729f60 c07f59f4 c4729f5c c4729ec8 # [ 195.010696] 9ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c4728000 # [ 195.018902] 9ee0: b6e83000 00020000 00000004 0000000f 0001fff1 c4729ee0 00000001 b6e82000 # [ 195.027108] 9f00: c5b0db80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 195.035316] 9f20: 00000000 00000000 c13a2c10 63746946 c205cb60 c59b0000 c59b0000 c4728000 # [ 195.043522] 9f40: b6e83000 00000000 00000000 00000004 c4729f94 c4729f60 c0598c84 c05985f0 # [ 195.051731] 9f60: 00000000 00000000 c4729fac 63746946 0000000f 0000000f b6fcae00 00000004 # [ 195.059936] 9f80: c03002e4 c4728000 c4729fa4 c4729f98 c0598d14 c0598c1c 00000000 c4729fa8 # [ 195.068142] 9fa0: c03000c0 c0598d08 0000000f 0000000f 00000001 b6e83000 0000000f 00000000 # [ 195.076350] 9fc0: 0000000f 0000000f b6fcae00 00000004 00000001 00000000 00020000 bead4a54 # [ 195.084556] 9fe0: 00000004 bead4788 b6f354cf b6ebb7e6 800e0030 00000001 00000000 00000000 # [ 195.092749] Backtrace: # [ 195.095257] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 195.103803] r4:00000024 # [ 195.106379] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 195.114425] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 195.122374] r9:c4729f60 r8:c309a600 r7:0000000f r6:b6e83000 r5:c59b0000 r4:c0c2e800 # [ 195.130156] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 195.138020] r9:c07f59f4 r8:c4729f60 r7:c2816000 r6:b6e83000 r5:c59b0000 r4:00000000 # [ 195.145795] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 195.152962] r10:00000[ 195.654061] lkdtm: Performing direct entry EXEC_NULL 004 r9:00000000 r8:00000000 r7:b6[ 195.660346] lkdtm: attempting ok execution at c0c2f190 e83000 r6:c4728000 r5:c59b0000 #[ 195.668308] lkdtm: attempting bad execution at 00000000 [ 195.160810] r4:c59b0000 # [[ 195.676409] 8<--- cut here --- 195.163377] [] (ksys_[ 195.682235] Unable to handle kernel NULL pointer dereference at virtual address 00000000 write) from [] (sys_wri[ 195.693232] pgd = c0ac5870 te+0x18/0x1c) # [ 195.170541] [ 195.698785] [00000000] *pgd=00000000 r9:c4728000 r8:c03002e4 r7:0000[0 195.705197] Internal error: Oops: 80000005 [#9] SMP ARM 004 r6:b6fcae00 r5:0000000f r4:00[ 195.713101] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 00000f # [ 195.17[8 3 2129]5 .[44806] CPU: 3 PID: 2228 Comm: cat Tainted: G D W 5.10.145-cip16 #1 1]9 5(.s7y5s4_7w1r0i Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) te) from [1]9 5(.r7e2891] PC is at 0x0 t_fast_syscall+0x0/0x2[8 ) 1 9#5.767511] LR is at execute_location+0xa4/0xb4 [ 195.1859[1 4 ]1 9E5x.c7e7p4t3i5] pc : [<00000000>] lr : [] psr: 600e0013 on stack([0 x c149752.97f8a284 6t] sp : c6789e38 ip : c6789d40 fp : c6789e54 o 0xc4729[f f 01)95. 7#8 9[4 2 2] r10: 0000000a r9 : c1ad05f0 r8 : c15e8544 95.190998[] 91f9a50.:7 9 6 3 8 ] r7 : c6789f60 r6 : 00000000 r5 : 00000000 r4 : c0c2f190 [ 1 9050.08000406042] r3 : a69d43fc r2 : a69d43fc r1 : ef7c05e0 r0 : 0000002b 0000000f 000[ 0 0109051. 8b162e991] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 3000 000000[0 f 109050.0802020002] Control: 10c5387d Table: 167a404a DAC: 00000051 # [ 195.199[2 0 91]9 59.f8c209601] Process cat (pid: 2228, stack limit = 0xd44ad5d1) 0000000f [0 0 0109050.08f3 7b3640] Stack: (0xc6789e38 to 0xc678a000) cae00 00000004 [0 0 019050.080413522] 9e20: 00000025 c6098000 00000000 00020[0 0 01 9b5e.a8d543694] 9e40: 0000000a c6789f60 c6789e64 c6789e58 c138d658 c138d3b4 c6789e74 c6789e68 54 # [ 19[5 . 2109754.1836]3 894] 9e60: c0c2e420 c138d644 c6789e9c c6789e78 c0c2e920 c0c2e400 c0c2e800 c637de00 fe0: 00000004 b[e a d149758.88 7b864] 9e80: b6dd9000 0000000a c309a600 c6789f60 c6789ec4 c6789ea0 c07f5a58 c0c2e80c 6f354cf b6eb[b 7 e1695 .#8 84[0 3] 9ea0: 00000000 c637de00 b6dd9000 c2816000 c6789f60 c07f59f4 c6789f5c c6789ec8 195.212501] C[o d e1:9 5b.a8d9 4033] 9ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6788000 C value # [ 1[9 5 .129155.59905204] 9ee0: b6dd9000 00020000 00000004 0000000a 0001fff6 c6789ee0 00000001 b6dd8000 ] ---[ end tra[c e 159d53.a931d4374] 9f00: c5b17cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5aeb35e13 ]--- # [E X E1C9_5U.S924547] 9f20: 00000000 00000000 c13a2c10 a69d43fc c205cb60 c637de00 c637de00 c6788000 RSPACE: missing [' c a1l9l5 .t9r34892] 9f40: b6dd9000 00000000 00000000 00000004 c6789f94 c6789f60 c0598c84 c05985f0 ce:': [FAIL] n[o t 1o9k5 .3954 150] 9f60: 00000000 00000000 c6789fac a69d43fc 0000000a 0000000a b6f20e00 00000004 selftests: lkdtm:[ E X1E9C5_.U9S5321] 9f80: c03002e4 c6788000 c6789fa4 c6789f98 c0598d14 c0598c1c 00000000 c6789fa8 ERSPACE.sh # ex[i t =1195 .#9 6s577] 9fa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6dd9000 0000000a 00000000 elftes[t s :1 9l5k.d9t7m5:7 4E9X] 9fc0: 0000000a 0000000a b6f20e00 00000004 00000001 00000000 00020000 beb7ba54 C_NULL.sh [ 195.985582] 9fe0: 00000004 beb7b788 b6e8b4cf b6e117e6 800e0030 00000001 00000000 00000000 [ 195.994703] Backtrace: [ 195.997169] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) [ 196.005356] r7:c6789f60 r6:0000000a r5:c6098000 r4:00000025 [ 196.011033] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 196.019135] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 196.027154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 196.035078] r9:c6789f60 r8:c309a600 r7:0000000a r6:b6dd9000 r5:c637de00 r4:c0c2e800 [ 196.042836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 196.050673] r9:c07f59f4 r8:c6789f60 r7:c2816000 r6:b6dd9000 r5:c637de00 r4:00000000 [ 196.058425] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 196.065568] r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c6788000 r5:c637de00 [ 196.073402] r4:c637de00 [ 196.075944] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 196.083088] r9:c6788000 r8:c03002e4 r7:00000004 r6:b6f20e00 r5:0000000a r4:0000000a [ 196.090842] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 196.098414] Exception stack(0xc6789fa8 to 0xc6789ff0) [ 196.103472] 9fa0: 0000000a 0000000a 00000001 b6dd9000 0000000a 00000000 [ 196.111656] 9fc0: 0000000a 0000000a b6f20e00 00000004 00000001 00000000 00020000 beb7ba54 [ 196.119838] 9fe0: 00000004 beb7b788 b6e8b4cf b6e117e6 [ 196.124899] Code: bad PC value [ 196.128048] ---[ end trace 5d3a3d65aeb35e14 ]--- # Segmentation fault # [ 195.654061] lkdtm: Performing direct entry EXEC_NULL # [ 195.660346] lkdtm: attempting ok execution at c0c2f190 # [ 195.668308] lkdtm: attempting bad execution at 00000000 # [ 195.676409] 8<--- cut here --- # [ 195.682235] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 195.693232] pgd = c0ac5870 # [ 195.698785] [00000000] *pgd=00000000 # [ 195.705197] Internal error: Oops: 80000005 [#9] SMP ARM # [ 195.713101] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 195.744806] CPU: 3 PID: 2228 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 195.754710] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 195.762891] PC is at 0x0 # [ 195.767511] LR is at execute_location+0xa4/0xb4 # [ 195.774375] pc : [<00000000>] lr : [] psr: 600e0013 # [ 195.782463] sp : c6789e38 ip : c6789d40 fp : c6789e54 # [ 195.789422] r10: 0000000a r9 : c1ad05f0 r8 : c15e8544 # [ 195.796381] r7 : c6789f60 r6 : 00000000 r5 : 00000000 r4 : c0c2f190 # [ 195.804642] r3 : a69d43fc r2 : a69d43fc r1 : ef7c05e0 r0 : 0000002b # [ 195.812991] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 195.822032] Control: 10c5387d Table: 167a404a DAC: 00000051 # [ 195.829601] Process cat (pid: 2228, stack limit = 0xd44ad5d1) # [ 195.837340] Stack: (0xc6789e38 to 0xc678a000) # [ 195.843522] 9e20: 00000025 c6098000 # [ 195.853694] 9e40: 0000000a c6789f60 c6789e64 c6789e58 c138d658 c138d3b4 c6789e74 c6789e68 # [ 195.863864] 9e60: c0c2e420 c138d644 c6789e9c c6789e78 c0c2e920 c0c2e400 c0c2e800 c637de00 # [ 195.873864] 9e80: b6dd9000 0000000a c309a600 c6789f60 c6789ec4 c6789ea0 c07f5a58 c0c2e80c # [ 195.884033] 9ea0: 00000000 c637de00 b6dd9000 c2816000 c6789f60 c07f59f4 c6789f5c c6789ec8 # [ 195.894033] 9ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6788000 # [ 195.904204] 9ee0: b6dd9000 00020000 00000004 0000000a 0001fff6 c6789ee0 00000001 b6dd8000 # [ 195.914374] 9f00: c5b17cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 195.924547] 9f20: 00000000 00000000 c13a2c10 a69d43fc c205cb60 c637de00 c637de00 c6788000 # [ 195.934892] 9f40: b6dd9000 00000000 00000000 00000004 c6789f94 c6789f60 c0598c84 c05985f0 # [ 195.945150] 9f60: 00000000 00000000 c6789fac a69d43fc 0000000a 0000000a b6f20e00 00000004 # [ 195.955321] 9f80: c03002e4 c6788000 c6789fa4 c6789f98 c0598d14 c0598c1c 00000000 c6789fa8 # [ 195.965577] 9fa0: c03000c0 c0598d08 0000000a 0000000a 00000001 b6dd9000 0000000a 00000000 # [ 195.975749] 9fc0: 0000000a 0000000a b6f20e00 00000004 00000001 00000000 00020000 beb7ba54 # [ 195.985582] 9fe0: 00000004 beb7b788 b6e8b4cf b6e117e6 800e0030 00000001 00000000 00000000 # [ 195.994703] Backtrace: # [ 195.997169] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 196.005356] r7:c6789f60 r6:0000000a r5:c6098000 r4:00000025 # [ 196.011033] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 196.019135] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 196.027154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 196.035078] r9:c6789f60 r8:c309a600 r7:0000000a r6:b6dd9000 r5:c637de00 r4:c0c2e800 # [ 196.042836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 196.050673] r9:c07f59f4 r8:c6789f60 r7:c2816000 r6:b6dd9000 r5:c637de00 r4:00000000 # [ 196.058425] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 196.065568] r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c6788000 r5:c637de00 # [ 196.073402] r4:c637de00 # [ 196.075944] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ [ 196.581330] lkdtm: attempting bad read at b6fdc000 196.083088] r9:c6788000 r8:c0300[ 196.589061] 8<--- cut here --- 2e4 r7:00000004 [r 6 :1b966f.25094798] Unhandled fault: page domain fault (0x01b) at 0xb6fdc000 00 r5:00000[0 0 a1 9r64.:600030202] pgd = 31f20bdf 000a # [ 196.0908[4 2 ]1 9[6<.c07760] [b6fdc000] *pgd=493d1831 0598cfc>] (sys_wr[i t e1)9 6f.r6o3508] Internal error: : 1b [#10] SMP ARM m [] (ret_fast_syscall+[ 196.620030] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 0x0/0x28) # [ 196.[0 9 8149164.651735] CPU: 2 PID: 2304 Comm: cat Tainted: G D W 5.10.145-cip16 #1 Except[i o n1 9s6t.a6c6k1(702x5c Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 6789fa8 to 0xc6789ff0) # [ 1[9 196.669915] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c .103472] 9fa0: [ 1 9 .677823] LR is at __irq_work_queue_local+0x40/0x74 000000[0 a 109060.06080502a9] pc : [] lr : [] psr: 600e0013 00000001 b6[ d d199060.06 9030207] sp : c64a3e38 ip : c64a3d40 fp : c64a3e64 0000a 0000[0 0 01096 .#7 0[0 3 41] r10: 00000011 r9 : c1ad05fc r8 : c15e8544 96.111656] [9 f c109:6 .0700070308] r7 : c64a3f60 r6 : 00000051 r5 : c64a2000 r4 : b6fdc000 00a 00000[0 01a9 6b.67f12507e304] r3 : 9f510ef7 r2 : 9f510ef7 r1 : ef7ab5e0 r0 : 00000026 00000004 0000[0 0 0119 60.070203997] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 000 00020000 [b e b179b6a.57433 26] Control: 10c5387d Table: 1685404a DAC: 00000051 # [ 196.1[1 9 813986]. 794f0e7078] Process cat (pid: 2304, stack limit = 0x4977e1d8) 00000004 [b e b179b67.78488 3b46] Stack: (0xc64a3e38 to 0xc64a4000) e8b4cf b6e117e[6 1#9 6[. 7 514436] 3e20: 00000022 00000000 6.124899] Code:[ b a1d9 6P.C7 6v609] 3e40: 00000000 9f510ef7 c64a3e6c 00000026 c66d8000 00000011 c64a3e74 c64a3e68 alue # [ 196[. 1 2189064.87]7 4780] 3e60: c0c2e420 c0c2f300 c64a3e9c c64a3e78 c0c2e920 c0c2e400 c0c2e800 c6330f00 --[ end trace [5 d 31a936d.6758a4952] 3e80: b6e96000 00000011 c309a600 c64a3f60 c64a3ec4 c64a3ea0 c07f5a58 c0c2e80c b35e14 ]--- #[ E X1E9C6_.N7U9L5124] 3ea0: 00000000 c6330f00 b6e96000 c2816000 c64a3f60 c07f59f4 c64a3f5c c64a3ec8 : missing 'cal[l t1r9a6c.e8:0'5294] 3ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c64a2000 [FAIL] not ok[ 3 61 9s6e.l8f1t465] 3ee0: b6e96000 00020000 00000004 00000011 0001ffef c64a3ee0 00000001 b6e95000 ests: lkdtm: E[X E C1_9N6U.L8L2.5635] 3f00: c631a780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 h # exit=1 # sel[f t e1s9t6s.:8 5808] 3f20: 00000000 00000000 c13a2c10 9f510ef7 c205cb60 c6330f00 c6330f00 c64a2000 lkdtm: ACCESS_[U S E1R9S6P.A8C4E6063] 3f40: b6e96000 00000000 00000000 00000004 c64a3f94 c64a3f60 c0598c84 c05985f0 sh [ 196.856235] 3f60: 00000000 00000000 c64a3fac 9f510ef7 00000011 00000011 b6fdde00 00000004 [ 196.864757] 3f80: c03002e4 c64a2000 c64a3fa4 c64a3f98 c0598d14 c0598c1c 00000000 c64a3fa8 [ 196.872941] 3fa0: c03000c0 c0598d08 00000011 00000011 00000001 b6e96000 00000011 00000000 [ 196.881126] 3fc0: 00000011 00000011 b6fdde00 00000004 00000001 00000000 00020000 be876a54 [ 196.889311] 3fe0: 00000004 be876788 b6f484cf b6ece7e6 800e0030 00000001 00000000 00000000 [ 196.897490] Backtrace: [ 196.899959] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) [ 196.908665] r6:00000011 r5:c66d8000 r4:00000026 [ 196.913293] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 196.921311] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 196.929235] r9:c64a3f60 r8:c309a600 r7:00000011 r6:b6e96000 r5:c6330f00 r4:c0c2e800 [ 196.936991] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 196.944829] r9:c07f59f4 r8:c64a3f60 r7:c2816000 r6:b6e96000 r5:c6330f00 r4:00000000 [ 196.952581] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 196.959724] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c64a2000 r5:c6330f00 [ 196.967556] r4:c6330f00 [ 196.970099] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 196.977241] r9:c64a2000 r8:c03002e4 r7:00000004 r6:b6fdde00 r5:00000011 r4:00000011 [ 196.984995] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 196.992568] Exception stack(0xc64a3fa8 to 0xc64a3ff0) [ 196.997628] 3fa0: 00000011 00000011 00000001 b6e96000 00000011 00000000 [ 197.005812] 3fc0: 00000011 00000011 b6fdde00 00000004 00000001 00000000 00020000 be876a54 [ 197.013995] 3fe0: 00000004 be876788 b6f484cf b6ece7e6 [ 197.019057] Code: e1a01004 e3010520 e34c01ad eb1d4cd7 (e5943000) [ 197.025160] ---[ end trace 5d3a3d65aeb35e15 ]--- # Segmentation fault # [ 196.573764] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 196.581330] lkdtm: attempting bad read at b6fdc000 # [ 196.589061] 8<--- cut here --- # [ 196.594798] Unhandled fault: page domain fault (0x01b) at 0xb6fdc000 # [ 196.603232] pgd = 31f20bdf # [ 196.607760] [b6fdc000] *pgd=493d1831 # [ 196.613508] Internal error: : 1b [#10] SMP ARM # [ 196.620030] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 196.651735] CPU: 2 PID: 2304 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 196.661725] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 196.669915] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 196.677823] LR is at __irq_work_queue_local+0x40/0x74 # [ 196.685209] pc : [] lr : [] psr: 600e0013 # [ 196.693297] sp : c64a3e38 ip : c64a3d40 fp : c64a3e64 # [ 196.700341] r10: 00000011 r9 : c1ad05fc r8 : c15e8544 # [ 196.707388] r7 : c64a3f60 r6 : 00000051 r5 : c64a2000 r4 : b6fdc000 # [ 196.715734] r3 : 9f510ef7 r2 : 9f510ef7 r1 : ef7ab5e0 r0 : 00000026 # [ 196.723997] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 196.733126] Control: 10c5387d Table: 1685404a DAC: 00000051 # [ 196.740778] Process cat (pid: 2304, stack limit = 0x4977e1d8) # [ 196.748343] Stack: (0xc64a3e38 to 0xc64a4000) # [ 196.754436] 3e20: 00000022 00000000 # [ 196.764609] 3e40: 00000000 9f510ef7 c64a3e6c 00000026 c66d8000 00000011 c64a3e74 c64a3e68 # [ 196.774780] 3e60: c0c2e420 c0c2f300 c64a3e9c c64a3e78 c0c2e920 c0c2e400 c0c2e800 c6330f00 # [ 196.784952] 3e80: b6e96000 00000011 c309a600 c64a3f60 c64a3ec4 c64a3ea0 c07f5a58 c0c2e80c # [ 196.795124] 3ea0: 00000000 c6330f00 b6e96000 c2816000 c64a3f60 c07f59f4 c64a3f5c c64a3ec8 # [ 196.805294] 3ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c64a2000 # [ 196.815465] 3ee0: b6e96000 00020000 00000004 00000011 0001ffef c64a3ee0 00000001 b6e95000 # [ 196.825635] 3f00: c631a780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 196.835808] 3f20: 00000000 00000000 c13a2c10 9f510ef7 c205cb60 c6330f00 c6330f00 c64a2000 # [ 196.846063] 3f40: b6e96000 00000000 00000000 00000004 c64a3f94 c64a3f60 c0598c84 c05985f0 # [ 196.856235] 3f60: 00000000 00000000 c64a3fac 9f510ef7 00000011 00000011 b6fdde00 00000004 # [ 196.864757] 3f80: c03002e4 c64a2000 c64a3fa4 c64a3f98 c0598d14 c0598c1c 00000000 c64a3fa8 # [ 196.872941] 3fa0: c03000c0 c0598d08 00000011 00000011 00000001 b6e96000 00000011 00000000 # [ 196.881126] 3fc0: 00000011 00000011 b6fdde00 00000004 00000001 00000000 00020000 be876a54 # [ 196.889311] 3fe0: 00000004 be876788 b6f484cf b6ece7e6 800e0030 00000001 00000000 00000000 # [ 196.897490] Backtrace: # [ 196.899959] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 196.908665] r6:00000011 r5:c66d8000 r4:00000026 # [ 196.913293] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 196.921311] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 196.929235] r9:c64a3f60 r8:c309a600 r7:00000011 r6:b6e96000 r5:c6330f00 r4:c0c2e800 # [ 196.936991] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 196.944829] r9:c07f59f4 r8:c64a3f60 r7:c2816000 r6:b6e96000 r5:c6330f00 r4:00000000 # [ 196.952581] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 196.959724] r10:00000004 r9:00000000 r8:00000000 r7:b6e96000 r6:c64a2000 r5:c6330f00 # [ 196.967556] r4:c6330f00 # [ 196.970099] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 196.977241] r9:c64a2000 r8:c03002e4[ 197.504704] lkdtm: Performing direct entry ACCESS_NULL r7:00000004 r6:b6fdde00 r5:00000[ 197.510442] lkdtm: attempting bad read at 00000000 011 r4:00000011 # [ 196.984995][ 197.517978] 8<--- cut here --- [] (sys_write) from [<[ 197.523849] Unable to handle kernel NULL pointer dereference at virtual address 00000000 c03000c0>] (ret_fast_syscall+0x0/[ 197.534959] pgd = 5bcd5a66 0x28) # [ 196.992568] Exception[ 197.540436] [00000000] *pgd=00000000 stack(0xc64a3fa8 to 0xc64a3ff0)[ 197.546861] Internal error: Oops: 5 [#11] SMP ARM # [ 196.997628] 3fa0: [ 197.554370] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 00000011 0[0 0 0109071.186072] CPU: 3 PID: 2379 Comm: cat Tainted: G D W 5.10.145-cip16 #1 00000001[ b 61e9976.5090509 707] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 000011 00000000 # [ 197.005[8 1197.604250] PC is at lkdtm_ACCESS_NULL+0x28/0x68 2] 3fc0: 00000011 0000001[1 b167.611468] LR is at __irq_work_queue_local+0x40/0x74 fdde00 000[0 0 010947 .06010809037] pc : [] lr : [] psr: 600e0013 01 0000000[0 0109072.06020700 25] sp : c6427e50 ip : c6427d58 fp : c6427e64 e876a54 #[ [ 1 9179.76.3400173] r10: 0000000c r9 : c1ad0610 r8 : c15e8544 995] 3fe0:[ 0 0109070.060441 0b28] r7 : c6427f60 r6 : 0000000c r5 : c6098000 r4 : 00000000 876788 b6f[4 8 41c9f7 .b664e9c3e76] r3 : 384059ca r2 : 384059ca r1 : ef7c05e0 r0 : 00000026 e6 # [ 197.0[1 9 019577.]6 5C7o26] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none de: e1a010[0 4 1e9370.16065627066] Control: 10c5387d Table: 1688404a DAC: 00000051 e34c01ad eb1d4[c d 71 9(7e.569744335] Process cat (pid: 2379, stack limit = 0x510aef0c) 000) # [[ 119977..6082250176] Stack: (0xc6427e50 to 0xc6428000) 0] ---[ end trac[e 51d937a.368d167] 7e40: 00000027 c6098000 c6427e74 c6427e68 65aeb35e15 ]---[ #1 9A7C.C6E9S338] 7e60: c0c2e420 c138d668 c6427e9c c6427e78 c0c2e920 c0c2e400 c0c2e800 c637da40 S_USERSPACE: mi[s s i1n9g7 .'7c0a509] 7e80: b6e95000 0000000c c309a600 c6427f60 c6427ec4 c6427ea0 c07f5a58 c0c2e80c ll trace:': [FA[ I L1]97 .n7o1t8678] 7ea0: 00000000 c637da40 b6e95000 c2816000 c6427f60 c07f59f4 c6427f5c c6427ec8 ok 37 selftests[: l1k9d7t.m7:28850] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6426000 ACCESS_USERSPAC[E . s1h9 7#. 7e3x021] 7ee0: b6e95000 00020000 00000004 0000000c 0001fff4 c6427ee0 00000001 b6e94000 it=1 # selftes[t s :1 9l7k.d7t4m191] 7f00: c5b0cc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 : ACCESS_NULL.sh[ 197.759362] 7f20: 00000000 00000000 c13a2c10 384059ca c205cb60 c637da40 c637da40 c6426000 [ 197.769098] 7f40: b6e95000 00000000 00000000 00000004 c6427f94 c6427f60 c0598c84 c05985f0 [ 197.777285] 7f60: 00000000 00000000 c6427fac 384059ca 0000000c 0000000c b6fdce00 00000004 [ 197.785470] 7f80: c03002e4 c6426000 c6427fa4 c6427f98 c0598d14 c0598c1c 00000000 c6427fa8 [ 197.793654] 7fa0: c03000c0 c0598d08 0000000c 0000000c 00000001 b6e95000 0000000c 00000000 [ 197.801839] 7fc0: 0000000c 0000000c b6fdce00 00000004 00000001 00000000 00020000 be8aba54 [ 197.810025] 7fe0: 00000004 be8ab788 b6f474cf b6ecd7e6 800e0030 00000001 00000000 00000000 [ 197.818203] Backtrace: [ 197.820673] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) [ 197.828944] r5:c6098000 r4:00000027 [ 197.832532] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 197.840552] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 197.848478] r9:c6427f60 r8:c309a600 r7:0000000c r6:b6e95000 r5:c637da40 r4:c0c2e800 [ 197.856236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 197.864073] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6e95000 r5:c637da40 r4:00000000 [ 197.871823] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 197.878966] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c6426000 r5:c637da40 [ 197.886801] r4:c637da40 [ 197.889344] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 197.896488] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6fdce00 r5:0000000c r4:0000000c [ 197.904243] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 197.911816] Exception stack(0xc6427fa8 to 0xc6427ff0) [ 197.916873] 7fa0: 0000000c 0000000c 00000001 b6e95000 0000000c 00000000 [ 197.925059] 7fc0: 0000000c 0000000c b6fdce00 00000004 00000001 00000000 00020000 be8aba54 [ 197.933243] 7fe0: 00000004 be8ab788 b6f474cf b6ecd7e6 [ 197.938304] Code: e3010520 e34c01ad e1a01004 ebffd438 (e5945000) [ 197.944490] ---[ end trace 5d3a3d65aeb35e16 ]--- # Segmentation fault # [ 197.504704] lkdtm: Performing direct entry ACCESS_NULL # [ 197.510442] lkdtm: attempting bad read at 00000000 # [ 197.517978] 8<--- cut here --- # [ 197.523849] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 197.534959] pgd = 5bcd5a66 # [ 197.540436] [00000000] *pgd=00000000 # [ 197.546861] Internal error: Oops: 5 [#11] SMP ARM # [ 197.554370] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 197.586072] CPU: 3 PID: 2379 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 197.595977] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 197.604250] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 197.611468] LR is at __irq_work_queue_local+0x40/0x74 # [ 197.618937] pc : [] lr : [] psr: 600e0013 # [ 197.627025] sp : c6427e50 ip : c6427d58 fp : c6427e64 # [ 197.634070] r10: 0000000c r9 : c1ad0610 r8 : c15e8544 # [ 197.641028] r7 : c6427f60 r6 : 0000000c r5 : c6098000 r4 : 00000000 # [ 197.649376] r3 : 384059ca r2 : 384059ca r1 : ef7c05e0 r0 : 00000026 # [ 197.657726] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 197.666766] Control: 10c5387d Table: 1688404a DAC: 00000051 # [ 197.674335] Process cat (pid: 2379, stack limit = 0x510aef0c) # [ 197.682072] Stack: (0xc6427e50 to 0xc6428000) # [ 197.688167] 7e40: 00000027 c6098000 c6427e74 c6427e68 # [ 197.698338] 7e60: c0c2e420 c138d668 c6427e9c c6427e78 c0c2e920 c0c2e400 c0c2e800 c637da40 # [ 197.708509] 7e80: b6e95000 0000000c c309a600 c6427f60 c6427ec4 c6427ea0 c07f5a58 c0c2e80c # [ 197.718678] 7ea0: 00000000 c637da40 b6e95000 c2816000 c6427f60 c07f59f4 c6427f5c c6427ec8 # [ 197.728850] 7ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c6426000 # [ 197.739021] 7ee0: b6e95000 00020000 00000004 0000000c 0001fff4 c6427ee0 00000001 b6e94000 # [ 197.749191] 7f00: c5b0cc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 197.759362] 7f20: 00000000 00000000 c13a2c10 384059ca c205cb60 c637da40 c637da40 c6426000 # [ 197.769098] 7f40: b6e95000 00000000 00000000 00000004 c6427f94 c6427f60 c0598c84 c05985f0 # [ 197.777285] 7f60: 00000000 00000000 c6427fac 384059ca 0000000c 0000000c b6fdce00 00000004 # [ 197.785470] 7f80: c03002e4 c6426000 c6427fa4 c6427f98 c0598d14 c0598c1c 00000000 c6427fa8 # [ 197.793654] 7fa0: c03000c0 c0598d08 0000000c 0000000c 00000001 b6e95000 0000000c 00000000 # [ 197.801839] 7fc0: 0000000c 0000000c b6fdce00 00000004 00000001 00000000 00020000 be8aba54 # [ 197.810025] 7fe0: 00000004 be8ab788 b6f474cf b6ecd7e6 800e0030 00000001 00000000 00000000 # [ 197.818203] Backtrace: # [ 197.820673] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 197.828944] r5:c6098000 r4:00000027 # [ 197.832532] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 197.840552] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 197.848478] r9:c6427f60 r8:c309a600 r7:0000000c r6:b6e95000 r5:c637da40 r4:c0c2e800 # [ 197.856236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 197.864073] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6e95000 r5:c637da40 r4:00000000 # [ 197.871823] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 197.878966] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c6426000 r5:c637da40 # [ 197.886801] r4:c637da40 # [ 197.889344] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 197.896488] r[ 198.395159] lkdtm: Performing direct entry WRITE_RO 9:c6426000 r8:c03002e4 r7:0000000[ 198.402565] lkdtm: attempting bad rodata write at c15e87dc 4 r6:b6fdce00 r5:0000000c r4:0000[ 198.410935] 8<--- cut here --- 000c # [ [ 1 9179.89.04412647370] Unable to handle kernel paging request at virtual address c15e87dc [ ] 1(9s8y.s4_2w5r8i6] pgd = 9d02f966 te) from [] (ret[_ f a198.430345] [c15e87dc] *pgd=1141941e(bad) t_syscall+0x0/0x28[) 1#9 8.[4 6877] Internal error: Oops: 80d [#12] SMP ARM 197.911816] Exception stack(0xc6[ 198.443832] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 427fa8 to 0xc6427f[f 0 )19 8#. 475535] CPU: 3 PID: 2453 Comm: cat Tainted: G D W 5.10.145-cip16 #1 197.916[8 7 31]9 87.f4a805:4 3 ] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 0000000c [0 0 0198.493713] PC is at lkdtm_WRITE_RO+0x44/0x50 000c 00000001 b6e95000 00[0 0 0108.500584] LR is at __irq_work_queue_local+0x40/0x74 0c 0000000[0 1#9 8[. 5 0180957] pc : [] lr : [] psr: 600e0013 .925059] [7 f c109:8 .05010600050] sp : c629fe50 ip : c629fd58 fp : c629fe64 0c 0000000c[ b 61f9d8c.e50203 004] r10: 00000009 r9 : c1ad061c r8 : c15e8544 0000004 000[0 0 010918 .0503000058] r7 : c629ff60 r6 : 00000009 r5 : c6098000 r4 : c15e87dc 000 000200[0 0 1b9e88.a5b3a854405] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad1420 # [ 197.93[3 2 4139]8 .75f4e60755] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 00000004 be8[a b 718988 .b565f5497] Control: 10c5387d Table: 15ee404a DAC: 00000051 74cf b6ecd7[e 6 1 9#8 .[5 6 31490] Process cat (pid: 2453, stack limit = 0x4068b6c8) 7.938304] Co[d e :1 9e83.0517015016] Stack: (0xc629fe50 to 0xc62a0000) 0 e34c01ad e1a01[0 0 41 9e8b.f5f77284] fe40: 00000028 c6098000 c629fe74 c629fe68 438 (e5945000) #[ [1 9 81.9577543] fe60: c0c2e420 c138d468 c629fe9c c629fe78 c0c2e920 c0c2e400 c0c2e800 c637ca00 .944490] ---[ en[d t1r9a8c.e5 97799] fe80: b6e7e000 00000009 c309a600 c629ff60 c629fec4 c629fea0 c07f5a58 c0c2e80c d3a3d65aeb35e16[ ] -1-9-8. 6#0 057] fea0: 00000000 c637ca00 b6e7e000 c2816000 c629ff60 c07f59f4 c629ff5c c629fec8 ACCESS_NULL: mis[s i n1g9 8'.c6a18228] fec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c629e000 l trace:': [FAI[L ] 1 9n8o.t6 2o484] fee0: b6e7e000 00020000 00000004 00000009 0001fff7 c629fee0 00000001 b6e7d000 k 38 selftests: [l k d1t9m8:. 6A38656] ff00: c5b0d540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 CESS_NULL.sh # ex[i t =1198 .#6 8914] ff20: 00000000 00000000 c13a2c10 f377ca92 c205cb60 c637ca00 c637ca00 c629e000 selftests: lkd[t m :1 9W8R.I6T5E9170] ff40: b6e7e000 00000000 00000000 00000004 c629ff94 c629ff60 c0598c84 c05985f0 RO.sh [ 198.669342] ff60: 00000000 00000000 c629ffac f377ca92 00000009 00000009 b6fc5e00 00000004 [ 198.678123] ff80: c03002e4 c629e000 c629ffa4 c629ff98 c0598d14 c0598c1c 00000000 c629ffa8 [ 198.686307] ffa0: c03000c0 c0598d08 00000009 00000009 00000001 b6e7e000 00000009 00000000 [ 198.694493] ffc0: 00000009 00000009 b6fc5e00 00000004 00000001 00000000 00020000 beb9da54 [ 198.702676] ffe0: 00000004 beb9d788 b6f304cf b6eb67e6 800e0030 00000001 00000000 00000000 [ 198.710856] Backtrace: [ 198.713327] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) [ 198.721337] r5:c6098000 r4:00000028 [ 198.724925] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 198.732944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 198.740870] r9:c629ff60 r8:c309a600 r7:00000009 r6:b6e7e000 r5:c637ca00 r4:c0c2e800 [ 198.748626] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 198.756464] r9:c07f59f4 r8:c629ff60 r7:c2816000 r6:b6e7e000 r5:c637ca00 r4:00000000 [ 198.764215] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 198.771357] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c629e000 r5:c637ca00 [ 198.779190] r4:c637ca00 [ 198.781733] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 198.788876] r9:c629e000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:00000009 r4:00000009 [ 198.796630] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 198.804204] Exception stack(0xc629ffa8 to 0xc629fff0) [ 198.809263] ffa0: 00000009 00000009 00000001 b6e7e000 00000009 00000000 [ 198.817449] ffc0: 00000009 00000009 b6fc5e00 00000004 00000001 00000000 00020000 beb9da54 [ 198.825631] ffe0: 00000004 beb9d788 b6f304cf b6eb67e6 [ 198.830690] Code: e34a3bcd e3010420 e34c01ad e0233002 (e5843000) [ 198.836793] ---[ end trace 5d3a3d65aeb35e17 ]--- # Segmentation fault # [ 198.395159] lkdtm: Performing direct entry WRITE_RO # [ 198.402565] lkdtm: attempting bad rodata write at c15e87dc # [ 198.410935] 8<--- cut here --- # [ 198.416770] Unable to handle kernel paging request at virtual address c15e87dc # [ 198.425816] pgd = 9d02f966 # [ 198.430345] [c15e87dc] *pgd=1141941e(bad) # [ 198.436877] Internal error: Oops: 80d [#12] SMP ARM # [ 198.443832] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 198.475535] CPU: 3 PID: 2453 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 198.485439] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 198.493713] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 198.500584] LR is at __irq_work_queue_local+0x40/0x74 # [ 198.508053] pc : [] lr : [] psr: 600e0013 # [ 198.516053] sp : c629fe50 ip : c629fd58 fp : c629fe64 # [ 198.523014] r10: 00000009 r9 : c1ad061c r8 : c15e8544 # [ 198.530058] r7 : c629ff60 r6 : 00000009 r5 : c6098000 r4 : c15e87dc # [ 198.538405] r3 : 0198b861 r2 : aa55aa55 r1 : ef7c05e0 r0 : c1ad1420 # [ 198.546755] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 198.555797] Control: 10c5387d Table: 15ee404a DAC: 00000051 # [ 198.563450] Process cat (pid: 2453, stack limit = 0x4068b6c8) # [ 198.571016] Stack: (0xc629fe50 to 0xc62a0000) # [ 198.577284] fe40: 00000028 c6098000 c629fe74 c629fe68 # [ 198.587543] fe60: c0c2e420 c138d468 c629fe9c c629fe78 c0c2e920 c0c2e400 c0c2e800 c637ca00 # [ 198.597799] fe80: b6e7e000 00000009 c309a600 c629ff60 c629fec4 c629fea0 c07f5a58 c0c2e80c # [ 198.608057] fea0: 00000000 c637ca00 b6e7e000 c2816000 c629ff60 c07f59f4 c629ff5c c629fec8 # [ 198.618228] fec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c629e000 # [ 198.628484] fee0: b6e7e000 00020000 00000004 00000009 0001fff7 c629fee0 00000001 b6e7d000 # [ 198.638656] ff00: c5b0d540 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 198.648914] ff20: 00000000 00000000 c13a2c10 f377ca92 c205cb60 c637ca00 c637ca00 c629e000 # [ 198.659170] ff40: b6e7e000 00000000 00000000 00000004 c629ff94 c629ff60 c0598c84 c05985f0 # [ 198.669342] ff60: 00000000 00000000 c629ffac f377ca92 00000009 00000009 b6fc5e00 00000004 # [ 198.678123] ff80: c03002e4 c629e000 c629ffa4 c629ff98 c0598d14 c0598c1c 00000000 c629ffa8 # [ 198.686307] ffa0: c03000c0 c0598d08 00000009 00000009 00000001 b6e7e000 00000009 00000000 # [ 198.694493] ffc0: 00000009 00000009 b6fc5e00 00000004 00000001 00000000 00020000 beb9da54 # [ 198.702676] ffe0: 00000004 beb9d788 b6f304cf b6eb67e6 800e0030 00000001 00000000 00000000 # [ 198.710856] Backtrace: # [ 198.713327] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 198.721337] r5:c6098000 r4:00000028 # [ 198.724925] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 198.732944] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 198.740870] r9:c629ff60 r8:c309a600 r7:00000009 r6:b6e7e000 r5:c637ca00 r4:c0c2e800 # [ 198.748626] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 198.756464] r9:c07f59f4 r8:c629ff60 r7:c2816000 r6:b6e7e000 r5:c637ca00 r4:00000000 # [ 198.764215] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 198.771357] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c629e000 r5:c637ca00 # [ 198.779190] r4:c637ca00 # [ 198.781733] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 198.788876] r9:c629e000 r8:c03002e4 r7:00000004 r6:b6fc5e00 r5:00000009 r4:00000009 # [ 198.796630] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 198.804204] Exception stack(0xc629ffa8 to 0xc629fff0) # [ 198.809263] ffa0: 00000009 000000[ 199.347978] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 09 00000001 b6e7e000[ 0 0109090.354613] lkdtm: attempting bad ro_after_init write at c1b83c60 09 00000000 # [ 198.817449] ffc[ 199.363049] 8<--- cut here --- 0: 00000009 00000009 b6fc[5 e 0109.368892] Unable to handle kernel paging request at virtual address c1b83c60 00000004 0000000[1 0109090.0308549] pgd = 7ff8028d 00 00020000 beb9da54 # [ 198.82[ 199.383348] [c1b83c60] *pgd=11a1941e(bad) 5631] ffe0: 00000004 beb9d7[8 8 99.390237] Internal error: Oops: 80d [#13] SMP ARM b6f304cf b6eb67e6 # [ 198.83069[ 199.397632] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 0] Code: e34a3bcd e3010420 e34c[0 199.429352] CPU: 2 PID: 2527 Comm: cat Tainted: G D W 5.10.145-cip16 #1 1ad e0233002[ ( e159894.3403090780] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 198.836793] ---[ end trac[ 199.448245] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 e 5d3a3d65aeb35e17 ]--- # WRITE_[ 199.456431] LR is at __irq_work_queue_local+0x40/0x74 RO: missing 'call tr[a c e1:9'9:.464335] pc : [] lr : [] psr: 600e0013 [FAIL] not ok[ 3 91 9s9e.l4f72t61] sp : c629de50 ip : c629dd58 fp : c629de64 ests: lkdtm: WRI[T E _1R9O9..s4h80003] r10: 00000014 r9 : c1ad0628 r8 : c15e8544 # exit=1 # selfte[s t s1:9 9l.k487322] r7 : c629df60 r6 : 00000014 r5 : c677e000 r4 : c1b83c60 tm: WRITE_RO_AFTE[R _ I1N9I9T..4s6024] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad1420 h [ 199.504644] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 199.512044] Control: 10c5387d Table: 168c804a DAC: 00000051 [ 199.517813] Process cat (pid: 2527, stack limit = 0x17c17f1f) [ 199.523584] Stack: (0xc629de50 to 0xc629e000) [ 199.527970] de40: 00000029 c677e000 c629de74 c629de68 [ 199.536179] de60: c0c2e420 c138d4b8 c629de9c c629de78 c0c2e920 c0c2e400 c0c2e800 c5a0f540 [ 199.544388] de80: b6e61000 00000014 c309a600 c629df60 c629dec4 c629dea0 c07f5a58 c0c2e80c [ 199.552597] dea0: 00000000 c5a0f540 b6e61000 c2816000 c629df60 c07f59f4 c629df5c c629dec8 [ 199.560806] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c629c000 [ 199.569014] dee0: b6e61000 00020000 00000004 00000014 0001ffec c629dee0 00000001 b6e60000 [ 199.577220] df00: c5b0d040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 199.585428] df20: 00000000 00000000 c13a2c10 d4fabbb3 c205cb60 c5a0f540 c5a0f540 c629c000 [ 199.593635] df40: b6e61000 00000000 00000000 00000004 c629df94 c629df60 c0598c84 c05985f0 [ 199.601842] df60: 00000000 00000000 c629dfac d4fabbb3 00000014 00000014 b6fa8e00 00000004 [ 199.610050] df80: c03002e4 c629c000 c629dfa4 c629df98 c0598d14 c0598c1c 00000000 c629dfa8 [ 199.618255] dfa0: c03000c0 c0598d08 00000014 00000014 00000001 b6e61000 00000014 00000000 [ 199.626464] dfc0: 00000014 00000014 b6fa8e00 00000004 00000001 00000000 00020000 bef57a54 [ 199.634669] dfe0: 00000004 bef57788 b6f134cf b6e997e6 800e0030 00000001 00000000 00000000 [ 199.642863] Backtrace: [ 199.645374] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) [ 199.654361] r5:c677e000 r4:00000029 [ 199.657974] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 199.666020] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 199.673968] r9:c629df60 r8:c309a600 r7:00000014 r6:b6e61000 r5:c5a0f540 r4:c0c2e800 [ 199.681752] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 199.689617] r9:c07f59f4 r8:c629df60 r7:c2816000 r6:b6e61000 r5:c5a0f540 r4:00000000 [ 199.697392] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 199.704559] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c629c000 r5:c5a0f540 [ 199.712409] r4:c5a0f540 [ 199.714976] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 199.722142] r9:c629c000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000014 r4:00000014 [ 199.729924] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 199.737514] Exception stack(0xc629dfa8 to 0xc629dff0) [ 199.742594] dfa0: 00000014 00000014 00000001 b6e61000 00000014 00000000 [ 199.750801] dfc0: 00000014 00000014 b6fa8e00 00000004 00000001 00000000 00020000 bef57a54 [ 199.759002] dfe0: 00000004 bef57788 b6f134cf b6e997e6 [ 199.764084] Code: e34a3bcd e3010420 e34c01ad e0233002 (e5843000) [ 199.770213] ---[ end trace 5d3a3d65aeb35e18 ]--- # Segmentation fault # [ 199.347978] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 199.354613] lkdtm: attempting bad ro_after_init write at c1b83c60 # [ 199.363049] 8<--- cut here --- # [ 199.368892] Unable to handle kernel paging request at virtual address c1b83c60 # [ 199.378549] pgd = 7ff8028d # [ 199.383348] [c1b83c60] *pgd=11a1941e(bad) # [ 199.390237] Internal error: Oops: 80d [#13] SMP ARM # [ 199.397632] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 199.429352] CPU: 2 PID: 2527 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 199.439780] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 199.448245] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 199.456431] LR is at __irq_work_queue_local+0x40/0x74 # [ 199.464335] pc : [] lr : [] psr: 600e0013 # [ 199.472861] sp : c629de50 ip : c629dd58 fp : c629de64 # [ 199.480003] r10: 00000014 r9 : c1ad0628 r8 : c15e8544 # [ 199.487322] r7 : c629df60 r6 : 00000014 r5 : c677e000 r4 : c1b83c60 # [ 199.496024] r3 : fe67479e r2 : 55aa55aa r1 : ef7ab5e0 r0 : c1ad1420 # [ 199.504644] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 199.512044] Control: 10c5387d Table: 168c804a DAC: 00000051 # [ 199.517813] Process cat (pid: 2527, stack limit = 0x17c17f1f) # [ 199.523584] Stack: (0xc629de50 to 0xc629e000) # [ 199.527970] de40: 00000029 c677e000 c629de74 c629de68 # [ 199.536179] de60: c0c2e420 c138d4b8 c629de9c c629de78 c0c2e920 c0c2e400 c0c2e800 c5a0f540 # [ 199.544388] de80: b6e61000 00000014 c309a600 c629df60 c629dec4 c629dea0 c07f5a58 c0c2e80c # [ 199.552597] dea0: 00000000 c5a0f540 b6e61000 c2816000 c629df60 c07f59f4 c629df5c c629dec8 # [ 199.560806] dec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c629c000 # [ 199.569014] dee0: b6e61000 00020000 00000004 00000014 0001ffec c629dee0 00000001 b6e60000 # [ 199.577220] df00: c5b0d040 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 199.585428] df20: 00000000 00000000 c13a2c10 d4fabbb3 c205cb60 c5a0f540 c5a0f540 c629c000 # [ 199.593635] df40: b6e61000 00000000 00000000 00000004 c629df94 c629df60 c0598c84 c05985f0 # [ 199.601842] df60: 00000000 00000000 c629dfac d4fabbb3 00000014 00000014 b6fa8e00 00000004 # [ 199.610050] df80: c03002e4 c629c000 c629dfa4 c629df98 c0598d14 c0598c1c 00000000 c629dfa8 # [ 199.618255] dfa0: c03000c0 c0598d08 00000014 00000014 00000001 b6e61000 00000014 00000000 # [ 199.626464] dfc0: 00000014 00000014 b6fa8e00 00000004 00000001 00000000 00020000 bef57a54 # [ 199.634669] dfe0: 00000004 bef57788 b6f134cf b6e997e6 800e0030 00000001 00000000 00000000 # [ 199.642863] Backtrace: # [ 199.645374] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 199.654361] r5:c677e000 r4:00000029 # [ 199.657974] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 199.666020] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 199.673968] r9:c629df60 r8:c309a600 r7:00000014 r6:b6e61000 r5:c5a0f540 r4:c0c2e800 # [ 199.681752] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 199.689617] r9:c07f59f4 r8:c629df60 r7:c2816000 r6:b6e61000 r5:c5a0f540 r4:00000000 # [ 199.697392] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 199.704559] r10:00000004 r9:00000000 r8:00000000 r7:b6e61000 r6:c629c000 r5:c5a0f540 # [ 199.712409] r4:c5a0f540 # [ 199.714976] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 199.722142] r9:c629c000 r8:c03002e4 r7:00000004 r6:b6fa8e00 r5:00000014 r4:00000014 # [ 199.729924] [] (sys_w[ 200.274995] lkdtm: Performing direct entry WRITE_KERN rite) from [] (ret_fast[ 200.281014] lkdtm: attempting bad 7725556 byte write at c138d384 _syscall+0x0/0x28) # [ 199.7375[ 200.289889] 8<--- cut here --- 14] [E x c2e0p0t.i2o9n5 7s3t2a]c Unable to handle kernel paging request at virtual address c138d384 (0xc629dfa8 [t o 200x0.c3602495d7] pgd = 5bf677c1 ff0) # [ 199.742594] dfa0: [ 200.309058] [c138d384] *pgd=1121940e(bad) 00000[0 1 42 0000315679] Internal error: Oops: 80d [#14] SMP ARM 000014 00000001 b6e61000 00000014[ 200.322807] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 00000000 # [ 199.750801[] d200.354515] CPU: 3 PID: 2601 Comm: cat Tainted: G D W 5.10.145-cip16 #1 c0: 000000[1 4 200000.03060417465] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) b6fa8e00 00000004 000000[0 1 2000.373124] PC is at memcpy+0x50/0x330 000000 00020000 b[e f 5270a05.439298] LR is at 0xe92dd830 # [ 199.75[9 0 0220]0 .d3f8e40518] pc : [] lr : [] psr: 200e0013 00000004 bef[5 7 728080 .b369f2194] sp : c64a3e2c ip : e1a0c00d fp : c64a3e64 34cf b6e99[7 e 620 0#. 3[9 9 8126] r10: 0000000b r9 : c1ad063c r8 : e89da800 9.764084] Co[d e :2 0e03.440a638b4] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 cd e3010420 e3[4 c 0210a0d. 4e105223] r3 : e1a0c00d r2 : 0075e154 r1 : c0c2f1b0 r0 : c138d384 33002 (e5843000[) 2 0#0 .[4 2 747] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none 199.770213] --[- [ 2e0n0d. 4t3r2878] Control: 10c5387d Table: 147bc04a DAC: 00000051 ce 5d3a3d65ae[b 3 52e0108. 44]0-617] Process cat (pid: 2601, stack limit = 0x4977e1d8) - # WRITE_RO[_ A F2T0E0R._4I4N8I71] Stack: (0xc64a3e2c to 0xc64a4000) T: missing 'call tra[c e :2'0:0 .454542] 3e20: c0c2f190 0075e1f4 c64a3f60 c15e8544 c138d384 FAIL] not ok 40 se[l f t2e0s0t.s64974] 3e40: c138d384 c138d568 0000002a c65e0000 0000000b c64a3f60 c64a3e74 c64a3e68 : lkdtm: WRITE_RO_[A F T2E0R0_.I475319] 3e60: c0c2e420 c138d528 c64a3e9c c64a3e78 c0c2e920 c0c2e400 c0c2e800 c5b0ca00 IT.sh # exit=1 # sel[f t e2s0t0s485666] 3e80: b6e57000 0000000b c309a600 c64a3f60 c64a3ec4 c64a3ea0 c07f5a58 c0c2e80c : lkdtm: WRITE_KER[N . s2h00 .496096] 3ea0: 00000000 c5b0ca00 b6e57000 c2816000 c64a3f60 c07f59f4 c64a3f5c c64a3ec8 [ 200.506355] 3ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c64a2000 [ 200.514544] 3ee0: b6e57000 00020000 00000004 0000000b 0001fff5 c64a3ee0 00000001 b6e56000 [ 200.522731] 3f00: c59b03c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 200.530920] 3f20: 00000000 00000000 c13a2c10 8b8de742 c205cb60 c5b0ca00 c5b0ca00 c64a2000 [ 200.539111] 3f40: b6e57000 00000000 00000000 00000004 c64a3f94 c64a3f60 c0598c84 c05985f0 [ 200.547300] 3f60: 00000000 00000000 c64a3fac 8b8de742 0000000b 0000000b b6f9ee00 00000004 [ 200.555489] 3f80: c03002e4 c64a2000 c64a3fa4 c64a3f98 c0598d14 c0598c1c 00000000 c64a3fa8 [ 200.563680] 3fa0: c03000c0 c0598d08 0000000b 0000000b 00000001 b6e57000 0000000b 00000000 [ 200.571869] 3fc0: 0000000b 0000000b b6f9ee00 00000004 00000001 00000000 00020000 bee6da54 [ 200.580058] 3fe0: 00000004 bee6d788 b6f094cf b6e8f7e6 800e0030 00000001 00000000 00000000 [ 200.588239] Backtrace: [ 200.590721] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) [ 200.598911] r7:c64a3f60 r6:0000000b r5:c65e0000 r4:0000002a [ 200.604587] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 200.612612] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 200.620541] r9:c64a3f60 r8:c309a600 r7:0000000b r6:b6e57000 r5:c5b0ca00 r4:c0c2e800 [ 200.628304] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 200.636145] r9:c07f59f4 r8:c64a3f60 r7:c2816000 r6:b6e57000 r5:c5b0ca00 r4:00000000 [ 200.643902] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 200.651051] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c64a2000 r5:c5b0ca00 [ 200.658887] r4:c5b0ca00 [ 200.661435] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 200.668580] r9:c64a2000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:0000000b r4:0000000b [ 200.676340] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 200.683916] Exception stack(0xc64a3fa8 to 0xc64a3ff0) [ 200.688979] 3fa0: 0000000b 0000000b 00000001 b6e57000 0000000b 00000000 [ 200.697169] 3fc0: 0000000b 0000000b b6f9ee00 00000004 00000001 00000000 00020000 bee6da54 [ 200.705355] 3fe0: 00000004 bee6d788 b6f094cf b6e8f7e6 [ 200.710418] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) [ 200.716526] ---[ end trace 5d3a3d65aeb35e19 ]--- # Segmentation fault # [ 200.274995] lkdtm: Performing direct entry WRITE_KERN # [ 200.281014] lkdtm: attempting bad 7725556 byte write at c138d384 # [ 200.289889] 8<--- cut here --- # [ 200.295732] Unable to handle kernel paging request at virtual address c138d384 # [ 200.304527] pgd = 5bf677c1 # [ 200.309058] [c138d384] *pgd=1121940e(bad) # [ 200.315679] Internal error: Oops: 80d [#14] SMP ARM # [ 200.322807] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 200.354515] CPU: 3 PID: 2601 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 200.364765] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 200.373124] PC is at memcpy+0x50/0x330 # [ 200.379298] LR is at 0xe92dd830 # [ 200.384518] pc : [] lr : [] psr: 200e0013 # [ 200.392694] sp : c64a3e2c ip : e1a0c00d fp : c64a3e64 # [ 200.399826] r10: 0000000b r9 : c1ad063c r8 : e89da800 # [ 200.406874] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 200.415223] r3 : e1a0c00d r2 : 0075e154 r1 : c0c2f1b0 r0 : c138d384 # [ 200.423747] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 200.432878] Control: 10c5387d Table: 147bc04a DAC: 00000051 # [ 200.440617] Process cat (pid: 2601, stack limit = 0x4977e1d8) # [ 200.448271] Stack: (0xc64a3e2c to 0xc64a4000) # [ 200.454542] 3e20: c0c2f190 0075e1f4 c64a3f60 c15e8544 c138d384 # [ 200.464974] 3e40: c138d384 c138d568 0000002a c65e0000 0000000b c64a3f60 c64a3e74 c64a3e68 # [ 200.475319] 3e60: c0c2e420 c138d528 c64a3e9c c64a3e78 c0c2e920 c0c2e400 c0c2e800 c5b0ca00 # [ 200.485666] 3e80: b6e57000 0000000b c309a600 c64a3f60 c64a3ec4 c64a3ea0 c07f5a58 c0c2e80c # [ 200.496096] 3ea0: 00000000 c5b0ca00 b6e57000 c2816000 c64a3f60 c07f59f4 c64a3f5c c64a3ec8 # [ 200.506355] 3ec0: c05986f0 c07f5a00 00000001 00000000 c0598c84 c13a2c10 c0598c84 c64a2000 # [ 200.514544] 3ee0: b6e57000 00020000 00000004 0000000b 0001fff5 c64a3ee0 00000001 b6e56000 # [ 200.522731] 3f00: c59b03c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 200.530920] 3f20: 00000000 00000000 c13a2c10 8b8de742 c205cb60 c5b0ca00 c5b0ca00 c64a2000 # [ 200.539111] 3f40: b6e57000 00000000 00000000 00000004 c64a3f94 c64a3f60 c0598c84 c05985f0 # [ 200.547300] 3f60: 00000000 00000000 c64a3fac 8b8de742 0000000b 0000000b b6f9ee00 00000004 # [ 200.555489] 3f80: c03002e4 c64a2000 c64a3fa4 c64a3f98 c0598d14 c0598c1c 00000000 c64a3fa8 # [ 200.563680] 3fa0: c03000c0 c0598d08 0000000b 0000000b 00000001 b6e57000 0000000b 00000000 # [ 200.571869] 3fc0: 0000000b 0000000b b6f9ee00 00000004 00000001 00000000 00020000 bee6da54 # [ 200.580058] 3fe0: 00000004 bee6d788 b6f094cf b6e8f7e6 800e0030 00000001 00000000 00000000 # [ 200.588239] Backtrace: # [ 200.590721] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 200.598911] r7:c64a3f60 r6:0000000b r5:c65e0000 r4:0000002a # [ 200.604587] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 200.612612] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 200.620541] r9:c64a3f60 r8:c309a600 r7:0000000b r6:b6e57000 r5:c5b0ca00 r4:c0c2e800 # [ 200.628304] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 200.636145] r9:c07f59f4 r8:c64a3f60 r7:c2816000 r6:b6e57000 r5:c5b0ca00 r4:00000000 # [ 200.643902] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 200.651051] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c64a2000 r5:c5b0ca00 # [ 200.658887] r4:c5b0ca00 # [ 200.661435] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 200.668580] r9:c64a2000 r8:c03002e4 r7:00000004 r6:b6f9ee00 r5:0000000b r4:0000000b # [ 200.676340] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 200.683916] Exception stack(0xc64a3fa8 to 0xc64a3ff0) # [ 200.688979] 3fa0: 0[ 201.201510] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 000000b 0000000b 00000001 b6e5700[ 201.209385] lkdtm: attempting good refcount_inc() without overflow 0 0000000b 00000000 # [ 200.697[ 201.218470] lkdtm: attempting bad refcount_inc() overflow 169] 3fc0: 0000000b 0000000b b6f9[ 201.226692] ------------[ cut here ]------------ ee00 00000004 00000001 00000000 0[ 201.234140] WARNING: CPU: 1 PID: 2676 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 0020000 bee6da54 # [ 200.705355[ 201.245454] refcount_t: saturated; leaking memory. ] 3fe0: 00000004 bee6d788 b6f094c[ 201.253102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 f b6e8f7e6 # [ 200.710418] Code[ 201.284815] CPU: 1 PID: 2676 Comm: cat Tainted: G D W 5.10.145-cip16 #1 : f5d1f05c f[5 d 12f0017.c2 9e58379] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) 151f8 e2522020 ([e 8 a200511.f3803812] Backtrace: # [ 200.716526] ---[ end trac[ 201.308359] [] (dump_backtrace) from [] (show_stack+0x20/0x24) e 5d3a3d65aeb[3 5 e21091 .]3-1-8-76] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # WRITE_KERN: missi[n g 2'0c1a326347] [] (show_stack) from [] (dump_stack+0xe0/0x100) ll trace:': [FAIL] not[ o k2 04.335913] [] (dump_stack) from [] (__warn+0xfc/0x16c) 1 selftests: lk[d t m2:0 1W.R3I4T209] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 E_KERN.sh # exi[t = 120 1#. 3s5e947] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) lftests: lkdtm[: R2E0F1C.O3U6N4423] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c6426000 _INC_OVERFLOW.sh [ 201.372083] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 201.382595] r9:c1ad0648 r8:c15e8544 r7:c6427f60 r6:00000016 r5:c66ae000 r4:c6426000 [ 201.390358] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 201.400025] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) [ 201.410121] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 201.419256] r4:0000002b [ 201.421801] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 201.429820] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 201.437744] r9:c6427f60 r8:c309a600 r7:00000016 r6:b6e28000 r5:c6319180 r4:c0c2e800 [ 201.445500] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 201.453338] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6e28000 r5:c6319180 r4:00000000 [ 201.461089] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 201.468231] r10:00000004 r9:00000000 r8:00000000 r7:b6e28000 r6:c6426000 r5:c6319180 [ 201.476063] r4:c6319180 [ 201.478605] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 201.485749] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6f6fe00 r5:00000016 r4:00000016 [ 201.493503] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 201.501077] Exception stack(0xc6427fa8 to 0xc6427ff0) [ 201.506137] 7fa0: 00000016 00000016 00000001 b6e28000 00000016 00000000 [ 201.514323] 7fc0: 00000016 00000016 b6f6fe00 00000004 00000001 00000000 00020000 befa0a54 [ 201.522505] 7fe0: 00000004 befa0788 b6eda4cf b6e607e6 [ 201.527613] irq event stamp: 0 [ 201.530685] hardirqs last enabled at (0): [<00000000>] 0x0 [ 201.536298] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 201.543806] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 201.551357] softirqs last disabled at (0): [<00000000>] 0x0 [ 201.556987] ---[ end trace 5d3a3d65aeb35e1a ]--- [ 201.561620] lkdtm: Overflow detected: saturated # [ 201.201510] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 201.209385] lkdtm: attempting good refcount_inc() without overflow # [ 201.218470] lkdtm: attempting bad refcount_inc() overflow # [ 201.226692] ------------[ cut here ]------------ # [ 201.234140] WARNING: CPU: 1 PID: 2676 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 201.245454] refcount_t: saturated; leaking memory. # [ 201.253102] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 201.284815] CPU: 1 PID: 2676 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 201.295379] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 201.303812] Backtrace: # [ 201.308359] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 201.318776] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 201.326347] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 201.335913] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 201.345209] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 # [ 201.354947] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 201.364423] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c6426000 # [ 201.372083] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 201.382595] r9:c1ad0648 r8:c15e8544 r7:c6427f60 r6:00000016 r5:c66ae000 r4:c6426000 # [ 201.390358] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 201.400025] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 201.410121] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 201.419256] r4:0000002b # [ 201.421801] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 201.429820] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 201.437744] r9:c6427f60 r8:c309a600 r7:00000016 r6:b6e28000 r5:c6319180 r4:c0c2e800 # [ 201.445500] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 201.453338] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6e28000 r5:c6319180 r4:00000000 # [ 201.461089] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 201.468231] r10:00000004 r9:00000000 r8:00000000 r7:b6e28000 r6:c6426000 r5:c6319180 # [ 201.476063] r4:c6319180 # [ 201.478605] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 201.485749] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6f6fe00 r5:00000016 r4:00000016 # [ 201.493503] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 201.501077] Exception stack(0xc6427fa8 to 0xc6427ff0) # [ 201.506137] 7fa0: 00000016 00000016 00000001 b6e28000 00000016 00000000 # [ 201.514323] 7fc0: 00000016 00000016 b6f6fe00 00000004 00000001 00000000 00020000 befa0a54 # [ 201.522505] 7fe0: 00000004 befa0788 b6eda4cf b6e607e6 # [ 201.527613] irq event stamp: 0 # [ 201.530685] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 201.536298] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 201.543806] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 201.551357] softirqs last disabled at (0): [<00000000>] 0x0 # [ 201.556987] ---[ end trace 5d3a3d65aeb35e1a ]--- # [ 201.561620] lkdtm: Overflow detected: saturated # REFCOUNT_INC[ 201.973467] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW _OVERFLOW: missing 'call trace:':[ 201.981060] lkdtm: attempting good refcount_add() without overflow [FAIL] not ok 42 selftests: lkd[ 201.990092] lkdtm: attempting bad refcount_add() overflow tm: REFCOUNT_INC_OVERFLOW.sh # ex[ 201.998392] ------------[ cut here ]------------ it=1 # selftests: lkdtm: REFCOUN[ 202.005889] WARNING: CPU: 0 PID: 2710 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 T_ADD_OVERFLOW.sh [ 202.017262] refcount_t: saturated; leaking memory. [ 202.023601] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 202.052750] CPU: 0 PID: 2710 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 202.060501] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 202.067033] Backtrace: [ 202.069509] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 202.077088] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 202.082759] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 202.090083] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 202.097052] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 [ 202.104804] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 202.112291] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c64a4000 [ 202.117965] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 202.126930] r9:c1ad0660 r8:c15e8544 r7:c64a5f60 r6:00000016 r5:c582c000 r4:c64a4000 [ 202.134691] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 202.144357] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) [ 202.154455] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 202.163590] r4:0000002c [ 202.166136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 202.174154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 202.182080] r9:c64a5f60 r8:c309a600 r7:00000016 r6:b6e2a000 r5:c5b0c780 r4:c0c2e800 [ 202.189837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 202.197676] r9:c07f59f4 r8:c64a5f60 r7:c2816000 r6:b6e2a000 r5:c5b0c780 r4:00000000 [ 202.205427] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 202.212570] r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c64a4000 r5:c5b0c780 [ 202.220403] r4:c5b0c780 [ 202.222945] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 202.230087] r9:c64a4000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:00000016 r4:00000016 [ 202.237841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 202.245415] Exception stack(0xc64a5fa8 to 0xc64a5ff0) [ 202.250475] 5fa0: 00000016 00000016 00000001 b6e2a000 00000016 00000000 [ 202.258660] 5fc0: 00000016 00000016 b6f71e00 00000004 00000001 00000000 00020000 beb4ca54 [ 202.266843] 5fe0: 00000004 beb4c788 b6edc4cf b6e627e6 [ 202.271933] irq event stamp: 0 [ 202.275006] hardirqs last enabled at (0): [<00000000>] 0x0 [ 202.280620] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 202.288176] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 202.295680] softirqs last disabled at (0): [<00000000>] 0x0 [ 202.301290] ---[ end trace 5d3a3d65aeb35e1b ]--- [ 202.305943] lkdtm: Overflow detected: saturated # [ 201.973467] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 201.981060] lkdtm: attempting good refcount_add() without overflow # [ 201.990092] lkdtm: attempting bad refcount_add() overflow # [ 201.998392] ------------[ cut here ]------------ # [ 202.005889] WARNING: CPU: 0 PID: 2710 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 202.017262] refcount_t: saturated; leaking memory. # [ 202.023601] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 202.052750] CPU: 0 PID: 2710 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 202.060501] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 202.067033] Backtrace: # [ 202.069509] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 202.077088] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 202.082759] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 202.090083] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 202.097052] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 # [ 202.104804] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 202.112291] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c64a4000 # [ 202.117965] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 202.126930] r9:c1ad0660 r8:c15e8544 r7:c64a5f60 r6:00000016 r5:c582c000 r4:c64a4000 # [ 202.134691] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 202.144357] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 202.154455] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 202.163590] r4:0000002c # [ 202.166136] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 202.174154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 202.182080] r9:c64a5f60 r8:c309a600 r7:00000016 r6:b6e2a000 r5:c5b0c780 r4:c0c2e800 # [ 202.189837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 202.197676] r9:c07f59f4 r8:c64a5f60 r7:c2816000 r6:b6e2a000 r5:c5b0c780 r4:00000000 # [ 202.205427] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 202.212570] r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c64a4000 r5:c5b0c780 # [ 202.220403] r4:c5b0c780 # [ 202.222945] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 202.230087] r9:c64a4000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:00000016 r4:00000016 # [ 202.237841] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 202.245415] Exception stack(0xc64a5fa8 to 0xc64a5ff0) # [ 202.250475] 5fa0: 00000016 00000016 00000001 b6e2a000 00000016 00000000 # [ 202.258660] 5fc0: 00000016 00000016 b6f71e00 00000004 00000001 00000000 00020000 beb4ca54 # [ 202.266843] 5fe0: 00000004 beb4c788 b6edc4cf b6e627e6 # [ 202.271933] irq event stamp: 0 # [ 202.275006] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 202.280620] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 202.288176] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 202.295680] softirqs last disabled at (0): [<00000000>] 0x0 # [ 202.301290] ---[ end trace 5d3a3d65aeb35e1[ 202.720741] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW b ]--- # [ 202.305943] lkdtm: O[ 202.728902] lkdtm: attempting bad refcount_inc_not_zero() overflow verflow detected: saturated # RE[ 202.738009] ------------[ cut here ]------------ FCOUNT_ADD_OVERFLOW: missing 'cal[ 202.745488] WARNING: CPU: 0 PID: 2744 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 l trace:': [FAIL] not ok 43 self[ 202.756814] refcount_t: saturated; leaking memory. tests: lkdtm: REFCOUNT_ADD_OVERFL[ 202.764458] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 OW.sh # exit=1 # selftests: lkdt[ 202.796297] CPU: 0 PID: 2744 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 202.806770] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 202.813305] Backtrace: [ 202.815788] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 202.823369] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 202.829048] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 202.836378] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 202.843353] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 [ 202.851110] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 202.858603] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c669e000 [ 202.864281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 202.873252] r9:c1ad0678 r8:c15e8544 r7:c669ff60 r6:0000001f r5:c582e000 r4:7fffffff [ 202.881014] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 202.891464] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) [ 202.903121] r5:c582e000 r4:c669e000 [ 202.906719] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 202.916639] r4:0000002d [ 202.919186] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 202.927209] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 202.935137] r9:c669ff60 r8:c309a600 r7:0000001f r6:b6dfe000 r5:c601db80 r4:c0c2e800 [ 202.942899] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 202.950742] r9:c07f59f4 r8:c669ff60 r7:c2816000 r6:b6dfe000 r5:c601db80 r4:00000000 [ 202.958498] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 202.965644] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c669e000 r5:c601db80 [ 202.973481] r4:c601db80 [ 202.976027] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 202.983173] r9:c669e000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000001f r4:0000001f [ 202.990932] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 202.998508] Exception stack(0xc669ffa8 to 0xc669fff0) [ 203.003573] ffa0: 0000001f 0000001f 00000001 b6dfe000 0000001f 00000000 [ 203.011762] ffc0: 0000001f 0000001f b6f45e00 00000004 00000001 00000000 00020000 beb3ca54 [ 203.019947] ffe0: 00000004 beb3c788 b6eb04cf b6e367e6 m: REFCOUNT_INC_NOT_ZERO_OVERFLOW[ 203.025097] irq event stamp: 0 .sh [ 203.031019] hardirqs last enabled at (0): [<00000000>] 0x0 [ 203.037035] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 203.044537] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 203.052087] softirqs last disabled at (0): [<00000000>] 0x0 [ 203.057710] ---[ end trace 5d3a3d65aeb35e1c ]--- [ 203.062346] lkdtm: Overflow detected: saturated # [ 202.720741] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 202.728902] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 202.738009] ------------[ cut here ]------------ # [ 202.745488] WARNING: CPU: 0 PID: 2744 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 202.756814] refcount_t: saturated; leaking memory. # [ 202.764458] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 202.796297] CPU: 0 PID: 2744 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 202.806770] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 202.813305] Backtrace: # [ 202.815788] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 202.823369] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 202.829048] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 202.836378] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 202.843353] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 # [ 202.851110] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 202.858603] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c669e000 # [ 202.864281] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 202.873252] r9:c1ad0678 r8:c15e8544 r7:c669ff60 r6:0000001f r5:c582e000 r4:7fffffff # [ 202.881014] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 202.891464] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 202.903121] r5:c582e000 r4:c669e000 # [ 202.906719] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 202.916639] r4:0000002d # [ 202.919186] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 202.927209] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 202.935137] r9:c669ff60 r8:c309a600 r7:0000001f r6:b6dfe000 r5:c601db80 r4:c0c2e800 # [ 202.942899] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 202.950742] r9:c07f59f4 r8:c669ff60 r7:c2816000 r6:b6dfe000 r5:c601db80 r4:00000000 # [ 202.958498] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 202.965644] r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c669e000 r5:c601db80 # [ 202.973481] r4:c601db80 # [ 202.976027] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 202.983173] r9:c669e000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000001f r4:0000001f # [ 202.990932] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 202.998508] Exception stack(0xc669ffa8 to 0xc669fff0) # [ 203.003573] ffa0: 0000001f 0000001f 00000001 b6dfe000 0000001f 00000000 # [ 203.011762] ffc0: 0000001f 0000001f b6f45e00 00000004 00000001 00000000 00020000 beb3ca54 # [ 203.019947] ffe0: 00000004 beb3c788 b6eb04cf b6e367e6 # [ 203.025097] irq event stamp: 0 # [ 203.031019] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 203.037035] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 203.044537] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 203.052087] softirqs last disabled at (0): [<00000000>] 0x0 # [ 203.057710] ---[ end trace 5d3a3d65aeb35e1c ]--- # [ 203.062346] lkdt[ 203.489091] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW m: Overflow detected: saturated [ 203.496408] lkdtm: attempting bad refcount_add_not_zero() overflow # REFCOUNT_INC_NOT_Z[E R O2_0O3V.505403] ------------[ cut here ]------------ RFLOW: missing 'call trace:': [FA[ 203.512378] WARNING: CPU: 2 PID: 2778 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 IL] not ok 44 selftests: lkdtm: [ 203.523617] refcount_t: saturated; leaking memory. REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh[ 203.531266] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # exit=1 # selftests: lkdtm: RE[ 203.563071] CPU: 2 PID: 2778 Comm: cat Tainted: G D W 5.10.145-cip16 #1 FCOUNT_ADD_N[O T _2Z0E3R.O5_7O3V540] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) RFLOW.sh [ 203.581976] Backtrace: [ 203.585316] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 203.592898] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 203.598576] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 203.605904] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 203.612877] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 [ 203.620632] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 203.628124] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c6814000 [ 203.633803] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 203.642774] r9:c1ad0698 r8:c15e8544 r7:c6815f60 r6:0000001f r5:c64c8000 r4:7fffffff [ 203.650537] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 203.660987] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) [ 203.672644] r5:c64c8000 r4:c6814000 [ 203.676239] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) [ 203.686159] r4:0000002e [ 203.688709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 203.696731] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 203.704661] r9:c6815f60 r8:c309a600 r7:0000001f r6:b6e0c000 r5:c5a0fb80 r4:c0c2e800 [ 203.712422] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 203.720263] r9:c07f59f4 r8:c6815f60 r7:c2816000 r6:b6e0c000 r5:c5a0fb80 r4:00000000 [ 203.728019] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 203.735166] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c6814000 r5:c5a0fb80 [ 203.743002] r4:c5a0fb80 [ 203.745548] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 203.752695] r9:c6814000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:0000001f r4:0000001f [ 203.760453] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 203.768029] Exception stack(0xc6815fa8 to 0xc6815ff0) [ 203.773094] 5fa0: 0000001f 0000001f 00000001 b6e0c000 0000001f 00000000 [ 203.781284] 5fc0: 0000001f 0000001f b6f53e00 00000004 00000001 00000000 00020000 bea5ca54 [ 203.789469] 5fe0: 00000004 bea5c788 b6ebe4cf b6e447e6 [ 203.794585] irq event stamp: 0 [ 203.797689] hardirqs last enabled at (0): [<00000000>] 0x0 [ 203.803284] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 203.810830] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 203.818390] softirqs last disabled at (0): [<00000000>] 0x0 [ 203.823988] ---[ end trace 5d3a3d65aeb35e1d ]--- [ 203.828670] lkdtm: Overflow detected: saturated # [ 203.489091] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 203.496408] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 203.505403] ------------[ cut here ]------------ # [ 203.512378] WARNING: CPU: 2 PID: 2778 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 203.523617] refcount_t: saturated; leaking memory. # [ 203.531266] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 203.563071] CPU: 2 PID: 2778 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 203.573540] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 203.581976] Backtrace: # [ 203.585316] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 203.592898] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 203.598576] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 203.605904] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 203.612877] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 # [ 203.620632] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 203.628124] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c6814000 # [ 203.633803] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 203.642774] r9:c1ad0698 r8:c15e8544 r7:c6815f60 r6:0000001f r5:c64c8000 r4:7fffffff # [ 203.650537] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 203.660987] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 203.672644] r5:c64c8000 r4:c6814000 # [ 203.676239] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 203.686159] r4:0000002e # [ 203.688709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 203.696731] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 203.704661] r9:c6815f60 r8:c309a600 r7:0000001f r6:b6e0c000 r5:c5a0fb80 r4:c0c2e800 # [ 203.712422] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 203.720263] r9:c07f59f4 r8:c6815f60 r7:c2816000 r6:b6e0c000 r5:c5a0fb80 r4:00000000 # [ 203.728019] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 203.735166] r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c6814000 r5:c5a0fb80 # [ 203.743002] r4:c5a0fb80 # [ 203.745548] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 203.752695] r9:c6814000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:0000001f r4:0000001f # [ 203.760453] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 203.768029] Exception stack(0xc6815fa8 to 0xc6815ff0) # [ 203.773094] 5fa0: 0000001f 0000001f 00000001 b6e0c000 0000001f 00000000 # [ 203.781284] 5fc0: 0000001f 0000001f b6f53e00 00000004 00000001 00000000 00020000 bea5ca54 # [ 203.789469] 5fe0: 00000004 bea5c788 b6ebe4cf b6e447e6 # [ 203.794585] irq event stamp: 0 # [ 203.797689] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 203.803284] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 203.810830] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 203.818390] softirqs last disabled at (0): [<00000000>] 0x0 # [ 203.823988] ---[ end trace 5d3a3d65aeb35e1d ]--- # [ 203.828670] lkdtm: Overflow detected: saturated # REFCO[ 204.266222] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO UNT_ADD_NOT_ZERO_O[V E R2F0L4O.2W2659] lkdtm: attempting good refcount_dec() : missing 'call trace:': [FAIL] [ 204.279624] lkdtm: attempting bad refcount_dec() to zero not ok 45 selftests: lkdtm: REFCO[ 204.287673] ------------[ cut here ]------------ UNT_ADD_NOT_ZERO_OVERFLOW.sh # ex[ 204.295132] WARNING: CPU: 2 PID: 2812 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 it=1 # selftests: lkdtm: REFCOUN[ 204.306444] refcount_t: decrement hit 0; leaking memory. T_DEC_ZERO.sh [ 204.314588] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 204.344779] CPU: 2 PID: 2812 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 204.352528] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 204.359060] Backtrace: [ 204.361536] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 204.369115] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 204.374788] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 204.382111] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 204.389080] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 [ 204.396832] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 204.404320] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c629a000 [ 204.409993] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 204.418959] r9:c1ad06b8 r8:c15e8544 r7:c629bf60 r6:00000012 r5:c677e000 r4:c629a000 [ 204.426716] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 204.436382] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) [ 204.446137] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 204.454927] r4:0000002f [ 204.457470] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 204.465487] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 204.473412] r9:c629bf60 r8:c309a600 r7:00000012 r6:b6db7000 r5:c5ae0780 r4:c0c2e800 [ 204.481169] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 204.489006] r9:c07f59f4 r8:c629bf60 r7:c2816000 r6:b6db7000 r5:c5ae0780 r4:00000000 [ 204.496757] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 204.503901] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c629a000 r5:c5ae0780 [ 204.511735] r4:c5ae0780 [ 204.514277] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 204.521421] r9:c629a000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:00000012 r4:00000012 [ 204.529175] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 204.536749] Exception stack(0xc629bfa8 to 0xc629bff0) [ 204.541808] bfa0: 00000012 00000012 00000001 b6db7000 00000012 00000000 [ 204.549994] bfc0: 00000012 00000012 b6efee00 00000004 00000001 00000000 00020000 be996a54 [ 204.558176] bfe0: 00000004 be996788 b6e694cf b6def7e6 [ 204.563297] irq event stamp: 0 [ 204.566412] hardirqs last enabled at (0): [<00000000>] 0x0 [ 204.572005] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 204.579617] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 204.587173] softirqs last disabled at (0): [<00000000>] 0x0 [ 204.592763] ---[ end trace 5d3a3d65aeb35e1e ]--- [ 204.597434] lkdtm: Zero detected: saturated # [ 204.266222] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 204.272659] lkdtm: attempting good refcount_dec() # [ 204.279624] lkdtm: attempting bad refcount_dec() to zero # [ 204.287673] ------------[ cut here ]------------ # [ 204.295132] WARNING: CPU: 2 PID: 2812 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 204.306444] refcount_t: decrement hit 0; leaking memory. # [ 204.314588] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 204.344779] CPU: 2 PID: 2812 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 204.352528] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 204.359060] Backtrace: # [ 204.361536] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 204.369115] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 204.374788] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 204.382111] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 204.389080] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 # [ 204.396832] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 204.404320] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c629a000 # [ 204.409993] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 204.418959] r9:c1ad06b8 r8:c15e8544 r7:c629bf60 r6:00000012 r5:c677e000 r4:c629a000 # [ 204.426716] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 204.436382] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 204.446137] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 204.454927] r4:0000002f # [ 204.457470] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 204.465487] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 204.473412] r9:c629bf60 r8:c309a600 r7:00000012 r6:b6db7000 r5:c5ae0780 r4:c0c2e800 # [ 204.481169] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 204.489006] r9:c07f59f4 r8:c629bf60 r7:c2816000 r6:b6db7000 r5:c5ae0780 r4:00000000 # [ 204.496757] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 204.503901] r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c629a000 r5:c5ae0780 # [ 204.511735] r4:c5ae0780 # [ 204.514277] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 204.521421] r9:c629a000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:00000012 r4:00000012 # [ 204.529175] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 204.536749] Exception stack(0xc629bfa8 to 0xc629bff0) # [ 204.541808] bfa0: 00000012 00000012 00000001 b6db7000 00000012 00000000 # [ 204.549994] bfc0: 00000012 00000012 b6efee00 00000004 00000001 00000000 00020000 be996a54 # [ 204.558176] bfe0: 00000004 be996788 b6e694cf b6def7e6 # [ 204.563297] irq event stamp: 0 # [ 204.566412] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 204.572005] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 204.579617] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 204.587173] softirqs last disabled at (0): [<00000000>] 0x0 # [ 204.592763] ---[ end trace 5d3a3d65aeb35e1e ]--- # [ 204.597434] 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 [ 205.048404] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE [ 205.054431] lkdtm: attempting bad refcount_dec() below zero [ 205.060206] ------------[ cut here ]------------ [ 205.064886] WARNING: CPU: 0 PID: 2849 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 205.073377] refcount_t: decrement hit 0; leaking memory. [ 205.078820] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 205.108367] CPU: 0 PID: 2849 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 205.116119] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 205.122652] Backtrace: [ 205.125127] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 205.132706] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 205.138378] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 205.145701] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 205.152671] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 [ 205.160423] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 205.167913] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c6814000 [ 205.173585] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 205.182551] r9:c1ad06cc r8:c15e8544 r7:c6815f60 r6:00000016 r5:00000000 r4:c6814000 [ 205.190308] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 205.199970] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) [ 205.210072] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 205.219210] r5:c5f43000 r4:00000030 [ 205.222794] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 205.230812] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 205.238736] r9:c6815f60 r8:c309a600 r7:00000016 r6:b6ded000 r5:c601d680 r4:c0c2e800 [ 205.246493] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 205.254331] r9:c07f59f4 r8:c6815f60 r7:c2816000 r6:b6ded000 r5:c601d680 r4:00000000 [ 205.262082] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 205.269226] r10:00000004 r9:00000000 r8:00000000 r7:b6ded000 r6:c6814000 r5:c601d680 [ 205.277059] r4:c601d680 [ 205.279602] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 205.286746] r9:c6814000 r8:c03002e4 r7:00000004 r6:b6f34e00 r5:00000016 r4:00000016 [ 205.294500] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 205.302074] Exception stack(0xc6815fa8 to 0xc6815ff0) [ 205.307133] 5fa0: 00000016 00000016 00000001 b6ded000 00000016 00000000 [ 205.315319] 5fc0: 00000016 00000016 b6f34e00 00000004 00000001 00000000 00020000 bedd0a54 [ 205.323501] 5fe0: 00000004 bedd0788 b6e9f4cf b6e257e6 [ 205.328599] irq event stamp: 0 [ 205.331695] hardirqs last enabled at (0): [<00000000>] 0x0 [ 205.337314] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 205.344809] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 205.352326] softirqs last disabled at (0): [<00000000>] 0x0 [ 205.357933] ---[ end trace 5d3a3d65aeb35e1f ]--- [ 205.362562] lkdtm: Negative detected: saturated # [ 205.048404] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 205.054431] lkdtm: attempting bad refcount_dec() below zero # [ 205.060206] ------------[ cut here ]------------ # [ 205.064886] WARNING: CPU: 0 PID: 2849 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 205.073377] refcount_t: decrement hit 0; leaking memory. # [ 205.078820] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 205.108367] CPU: 0 PID: 2849 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 205.116119] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 205.122652] Backtrace: # [ 205.125127] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 205.132706] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 205.138378] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 205.145701] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 205.152671] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 # [ 205.160423] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 205.167913] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c6814000 # [ 205.173585] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 205.182551] r9:c1ad06cc r8:c15e8544 r7:c6815f60 r6:00000016 r5:00000000 r4:c6814000 # [ 205.190308] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 205.199970] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 205.210072] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 205.219210] r5:c5f43000 r4:00000030 # [ 205.222794] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 205.230812] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 205.238736] r9:c6815f60 r8:c309a600 r7:00000016 r6:b6ded000 r5:c601d680 r4:c0c2e800 # [ 205.246493] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 205.254331] r9:c07f59f4 r8:c6815f60 r7:c2816000 r6:b6ded000 r5:c601d680 r4:00000000 # [ 205.262082] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 205.269226] r10:00000004 r9:00000000 r8:00000000 r7:b6ded000 r6:c6814000 r5:c601d680 # [ 205.277059] r4:c601d680 # [ 205.279602] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 205.286746] r9:c6814000 r8:c03002e4 r7:00000004 r6:b6f34e00 r5:00000016 r4:00000016 # [ 205.294500] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 205.302074] Exception stack(0xc6815fa8 to 0xc6815ff0) # [ 205.307133] 5fa0: 00000016 00000016 00000001 b6ded000 00000016 00000000 # [ 205.315319] 5fc0: 00000016 00000016 b6f34e00 00000004 00000001 00000000 00020000 bedd0a54 # [ 205.323501] 5fe0: 00000004 bedd0788 b6e9f4cf b6e257e6 # [ 205.328599] irq event stamp: 0 # [ 205.331695] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 205.337314] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 205.344809] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 205.352326] softirqs last disabled at (0): [<00000000>] 0x0 # [ 205.357933] ---[ end trace 5d3a3d65aeb35e1f ]--- # [ 205.362562] 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 [ 205.808731] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE [ 205.815541] lkdtm: attempting bad refcount_dec_and_test() below zero [ 205.822085] ------------[ cut here ]------------ [ 205.826800] WARNING: CPU: 0 PID: 2884 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 205.835339] refcount_t: underflow; use-after-free. [ 205.840276] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 205.869802] CPU: 0 PID: 2884 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 205.877552] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 205.884084] Backtrace: [ 205.886560] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 205.894139] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 205.899813] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 205.907136] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 205.914105] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 [ 205.921858] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 205.929346] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c629a000 [ 205.935019] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 205.944072] r9:c1ad06e4 r8:c15e8544 r7:c629bf60 r6:0000001f r5:00000000 r4:c629a000 [ 205.951834] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 205.962284] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) [ 205.973944] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 205.983864] r5:c5f44000 r4:00000031 [ 205.987449] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 205.995466] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 206.003391] r9:c629bf60 r8:c309a600 r7:0000001f r6:b6df2000 r5:c5b0d400 r4:c0c2e800 [ 206.011146] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 206.018982] r9:c07f59f4 r8:c629bf60 r7:c2816000 r6:b6df2000 r5:c5b0d400 r4:00000000 [ 206.026734] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 206.033876] r10:00000004 r9:00000000 r8:00000000 r7:b6df2000 r6:c629a000 r5:c5b0d400 [ 206.041710] r4:c5b0d400 [ 206.044252] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 206.051396] r9:c629a000 r8:c03002e4 r7:00000004 r6:b6f39e00 r5:0000001f r4:0000001f [ 206.059150] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 206.066725] Exception stack(0xc629bfa8 to 0xc629bff0) [ 206.071786] bfa0: 0000001f 0000001f 00000001 b6df2000 0000001f 00000000 [ 206.079973] bfc0: 0000001f 0000001f b6f39e00 00000004 00000001 00000000 00020000 bee88a54 [ 206.088156] bfe0: 00000004 bee88788 b6ea44cf b6e2a7e6 [ 206.093251] irq event stamp: 0 [ 206.096345] hardirqs last enabled at (0): [<00000000>] 0x0 [ 206.101936] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 206.109481] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 206.117012] softirqs last disabled at (0): [<00000000>] 0x0 [ 206.122598] ---[ end trace 5d3a3d65aeb35e20 ]--- [ 206.127250] lkdtm: Negative detected: saturated # [ 205.808731] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 205.815541] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 205.822085] ------------[ cut here ]------------ # [ 205.826800] WARNING: CPU: 0 PID: 2884 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 205.835339] refcount_t: underflow; use-after-free. # [ 205.840276] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 205.869802] CPU: 0 PID: 2884 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 205.877552] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 205.884084] Backtrace: # [ 205.886560] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 205.894139] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 205.899813] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 205.907136] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 205.914105] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 # [ 205.921858] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 205.929346] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c629a000 # [ 205.935019] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 205.944072] r9:c1ad06e4 r8:c15e8544 r7:c629bf60 r6:0000001f r5:00000000 r4:c629a000 # [ 205.951834] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 205.962284] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 205.973944] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 205.983864] r5:c5f44000 r4:00000031 # [ 205.987449] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 205.995466] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 206.003391] r9:c629bf60 r8:c309a600 r7:0000001f r6:b6df2000 r5:c5b0d400 r4:c0c2e800 # [ 206.011146] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 206.018982] r9:c07f59f4 r8:c629bf60 r7:c2816000 r6:b6df2000 r5:c5b0d400 r4:00000000 # [ 206.026734] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 206.033876] r10:00000004 r9:00000000 r8:00000000 r7:b6df2000 r6:c629a000 r5:c5b0d400 # [ 206.041710] r4:c5b0d400 # [ 206.044252] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 206.051396] r9:c629a000 r8:c03002e4 r7:00000004 r6:b6f39e00 r5:0000001f r4:0000001f # [ 206.059150] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 206.066725] Exception stack(0xc629bfa8 to 0xc629bff0) # [ 206.071786] bfa0: 0000001f 0000001f 00000001 b6df2000 0000001f 00000000 # [ 206.079973] bfc0: 0000001f 0000001f b6f39e00 00000004 00000001 00000000 00020000 bee88a54 # [ 206.088156] bfe0: 00000004 bee88788 b6ea44cf b6e2a7e6 # [ 206.093251] irq event stamp: 0 # [ 206.096345] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 206.101936] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 206.109481] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 206.117012] softirqs last disabled at (0): [<00000000>] 0x0 # [ 206.122598] ---[ end trace 5d3a3d65aeb35e20 ]--- # [ 206.127250] 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 [ 206.585044] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE [ 206.591967] lkdtm: attempting bad refcount_sub_and_test() below zero [ 206.598412] ------------[ cut here ]------------ [ 206.603069] WARNING: CPU: 2 PID: 2919 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 206.611744] refcount_t: underflow; use-after-free. [ 206.616595] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 206.645740] CPU: 2 PID: 2919 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 206.653490] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 206.660021] Backtrace: [ 206.662498] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 206.670077] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 206.675752] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 206.683073] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 206.690043] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 [ 206.697795] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 206.705283] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c6426000 [ 206.710955] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 206.720010] r9:c1ad0704 r8:c15e8544 r7:c6427f60 r6:0000001f r5:c66d9000 r4:c6426000 [ 206.727771] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 206.738220] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) [ 206.749883] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) [ 206.759799] r4:00000032 [ 206.762343] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 206.770360] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 206.778284] r9:c6427f60 r8:c309a600 r7:0000001f r6:b6db6000 r5:c6320280 r4:c0c2e800 [ 206.786039] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 206.793876] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6db6000 r5:c6320280 r4:00000000 [ 206.801627] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 206.808770] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c6426000 r5:c6320280 [ 206.816604] r4:c6320280 [ 206.819145] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 206.826288] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000001f r4:0000001f [ 206.834042] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 206.841616] Exception stack(0xc6427fa8 to 0xc6427ff0) [ 206.846677] 7fa0: 0000001f 0000001f 00000001 b6db6000 0000001f 00000000 [ 206.854864] 7fc0: 0000001f 0000001f b6efde00 00000004 00000001 00000000 00020000 bec9ca54 [ 206.863048] 7fe0: 00000004 bec9c788 b6e684cf b6dee7e6 [ 206.868165] irq event stamp: 0 [ 206.871238] hardirqs last enabled at (0): [<00000000>] 0x0 [ 206.876852] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 206.884352] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 206.891921] softirqs last disabled at (0): [<00000000>] 0x0 [ 206.897571] ---[ end trace 5d3a3d65aeb35e21 ]--- [ 206.902208] lkdtm: Negative detected: saturated # [ 206.585044] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 206.591967] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 206.598412] ------------[ cut here ]------------ # [ 206.603069] WARNING: CPU: 2 PID: 2919 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 206.611744] refcount_t: underflow; use-after-free. # [ 206.616595] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 206.645740] CPU: 2 PID: 2919 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 206.653490] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 206.660021] Backtrace: # [ 206.662498] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 206.670077] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 206.675752] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 206.683073] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 206.690043] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 # [ 206.697795] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 206.705283] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c6426000 # [ 206.710955] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 206.720010] r9:c1ad0704 r8:c15e8544 r7:c6427f60 r6:0000001f r5:c66d9000 r4:c6426000 # [ 206.727771] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 206.738220] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 206.749883] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 206.759799] r4:00000032 # [ 206.762343] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 206.770360] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 206.778284] r9:c6427f60 r8:c309a600 r7:0000001f r6:b6db6000 r5:c6320280 r4:c0c2e800 # [ 206.786039] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 206.793876] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6db6000 r5:c6320280 r4:00000000 # [ 206.801627] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 206.808770] r10:00000004 r9:00000000 r8:00000000 r7:b6db6000 r6:c6426000 r5:c6320280 # [ 206.816604] r4:c6320280 # [ 206.819145] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 206.826288] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6efde00 r5:0000001f r4:0000001f # [ 206.834042] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 206.841616] Exception stack(0xc6427fa8 to 0xc6427ff0) # [ 206.846677] 7fa0: 0000001f 0000001f 00000001 b6db6000 0000001f 00000000 # [ 206.854864] 7fc0: 0000001f 0000001f b6efde00 00000004 00000001 00000000 00020000 bec9ca54 # [ 206.863048] 7fe0: 00000004 bec9c788 b6e684cf b6dee7e6 # [ 206.868165] irq event stamp: 0 # [ 206.871238] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 206.876852] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 206.884352] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 206.891921] softirqs last disabled at (0): [<00000000>] 0x0 # [ 206.897571] ---[ end trace 5d3a3d65aeb35e21 ]--- # [ 206.902208] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_S[ 207.340983] lkdtm: Performing direct entry REFCOUNT_INC_ZERO UB_AND_TEST_NEGATIVE.sh # selfte[ 207.348251] lkdtm: attempting safe refcount_inc_not_zero() from zero sts: lkdtm: REFCOUNT_INC_ZERO.sh[ 207.357346] lkdtm: Good: zero detected [ 207.363901] lkdtm: Correctly stayed at zero [ 207.368302] lkdtm: attempting bad refcount_inc() from zero [ 207.373823] ------------[ cut here ]------------ [ 207.378504] WARNING: CPU: 1 PID: 2951 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 207.387079] refcount_t: addition on 0; use-after-free. [ 207.392227] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 207.421389] CPU: 1 PID: 2951 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 207.429140] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 207.435673] Backtrace: [ 207.438148] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 207.445726] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 207.451400] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 207.458724] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 207.465693] r9:00000009 r8:c086de38 r7:00000019 r6:00000009 r5:c086de38 r4:c1a24ab4 [ 207.473445] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 207.480934] r7:00000019 r6:c1a24ab4 r5:c1a24ac4 r4:c5b62000 [ 207.486607] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 207.495661] r9:c1ad0724 r8:c15e8544 r7:c5b63f60 r6:00000012 r5:00000000 r4:c5b62000 [ 207.503420] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 207.513088] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) [ 207.522840] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 207.531628] r5:c63de000 r4:00000033 [ 207.535215] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 207.543232] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 207.551157] r9:c5b63f60 r8:c309a600 r7:00000012 r6:b6e1c000 r5:c631ca00 r4:c0c2e800 [ 207.558913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 207.566752] r9:c07f59f4 r8:c5b63f60 r7:c2816000 r6:b6e1c000 r5:c631ca00 r4:00000000 [ 207.574503] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 207.581644] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c5b62000 r5:c631ca00 [ 207.589478] r4:c631ca00 [ 207.592020] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 207.599164] r9:c5b62000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000012 r4:00000012 [ 207.606919] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 207.614493] Exception stack(0xc5b63fa8 to 0xc5b63ff0) [ 207.619555] 3fa0: 00000012 00000012 00000001 b6e1c000 00000012 00000000 [ 207.627739] 3fc0: 00000012 00000012 b6f63e00 00000004 00000001 00000000 00020000 bece1a54 [ 207.635922] 3fe0: 00000004 bece1788 b6ece4cf b6e547e6 [ 207.641047] irq event stamp: 0 [ 207.644118] hardirqs last enabled at (0): [<00000000>] 0x0 [ 207.649740] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 207.657292] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 207.664806] softirqs last disabled at (0): [<00000000>] 0x0 [ 207.670467] ---[ end trace 5d3a3d65aeb35e22 ]--- [ 207.675105] lkdtm: Zero detected: saturated # [ 207.340983] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 207.348251] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 207.357346] lkdtm: Good: zero detected # [ 207.363901] lkdtm: Correctly stayed at zero # [ 207.368302] lkdtm: attempting bad refcount_inc() from zero # [ 207.373823] ------------[ cut here ]------------ # [ 207.378504] WARNING: CPU: 1 PID: 2951 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 207.387079] refcount_t: addition on 0; use-after-free. # [ 207.392227] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 207.421389] CPU: 1 PID: 2951 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 207.429140] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 207.435673] Backtrace: # [ 207.438148] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 207.445726] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 207.451400] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 207.458724] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 207.465693] r9:00000009 r8:c086de38 r7:00000019 r6:00000009 r5:c086de38 r4:c1a24ab4 # [ 207.473445] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 207.480934] r7:00000019 r6:c1a24ab4 r5:c1a24ac4 r4:c5b62000 # [ 207.486607] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 207.495661] r9:c1ad0724 r8:c15e8544 r7:c5b63f60 r6:00000012 r5:00000000 r4:c5b62000 # [ 207.503420] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 207.513088] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 207.522840] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 207.531628] r5:c63de000 r4:00000033 # [ 207.535215] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 207.543232] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 207.551157] r9:c5b63f60 r8:c309a600 r7:00000012 r6:b6e1c000 r5:c631ca00 r4:c0c2e800 # [ 207.558913] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 207.566752] r9:c07f59f4 r8:c5b63f60 r7:c2816000 r6:b6e1c000 r5:c631ca00 r4:00000000 # [ 207.574503] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 207.581644] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c5b62000 r5:c631ca00 # [ 207.589478] r4:c631ca00 # [ 207.592020] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 207.599164] r9:c5b62000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000012 r4:00000012 # [ 207.606919] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 207.614493] Exception stack(0xc5b63fa8 to 0xc5b63ff0) # [ 207.619555] 3fa0: 00000012 00000012 00000001 b6e1c000 00000012 00000000 # [ 207.627739] 3fc0: 00000012 00000012 b6f63e00 00000004 00000001 00000000 00020000 bece1a54 # [ 207.635922] 3fe0: 00000004 bece1788 b6ece4cf b6e547e6 # [ 207.641047] irq event stamp: 0 # [ 207.644118] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 207.649740] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 207.657292] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 207.664806] softirqs last disabled at (0): [<00000000>] 0x0 # [ 207.670467] ---[ end trace 5d3a3d65aeb35e22 ]--- # [ 207.675105] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL] not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 208.127634] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 208.133318] lkdtm: attempting safe refcount_add_not_zero() from zero [ 208.139738] lkdtm: Good: zero detected [ 208.143533] lkdtm: Correctly stayed at zero [ 208.147896] lkdtm: attempting bad refcount_add() from zero [ 208.153431] ------------[ cut here ]------------ [ 208.158128] WARNING: CPU: 3 PID: 2985 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 [ 208.166699] refcount_t: addition on 0; use-after-free. [ 208.171846] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 208.201022] CPU: 3 PID: 2985 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 208.208773] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 208.215305] Backtrace: [ 208.217780] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 208.225359] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 208.231032] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 208.238354] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 208.245325] r9:00000009 r8:c086de38 r7:00000019 r6:00000009 r5:c086de38 r4:c1a24ab4 [ 208.253076] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 208.260567] r7:00000019 r6:c1a24ab4 r5:c1a24ac4 r4:c6814000 [ 208.266238] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) [ 208.275291] r9:c1ad0738 r8:c15e8544 r7:c6815f60 r6:00000012 r5:00000000 r4:c6814000 [ 208.283052] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) [ 208.292720] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) [ 208.302470] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) [ 208.311258] r5:c617f000 r4:00000034 [ 208.314842] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 208.322860] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 208.330784] r9:c6815f60 r8:c309a600 r7:00000012 r6:b6e3a000 r5:c5b097c0 r4:c0c2e800 [ 208.338540] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 208.346378] r9:c07f59f4 r8:c6815f60 r7:c2816000 r6:b6e3a000 r5:c5b097c0 r4:00000000 [ 208.354129] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 208.361272] r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c6814000 r5:c5b097c0 [ 208.369104] r4:c5b097c0 [ 208.371646] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 208.378789] r9:c6814000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:00000012 r4:00000012 [ 208.386543] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 208.394117] Exception stack(0xc6815fa8 to 0xc6815ff0) [ 208.399177] 5fa0: 00000012 00000012 00000001 b6e3a000 00000012 00000000 [ 208.407364] 5fc0: 00000012 00000012 b6f81e00 00000004 00000001 00000000 00020000 bee14a54 [ 208.415546] 5fe0: 00000004 bee14788 b6eec4cf b6e727e6 [ 208.420660] irq event stamp: 0 [ 208.423733] hardirqs last enabled at (0): [<00000000>] 0x0 [ 208.429347] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 208.436874] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 208.444376] softirqs last disabled at (0): [<00000000>] 0x0 [ 208.449986] ---[ end trace 5d3a3d65aeb35e23 ]--- [ 208.454618] lkdtm: Zero detected: saturated # [ 208.127634] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 208.133318] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 208.139738] lkdtm: Good: zero detected # [ 208.143533] lkdtm: Correctly stayed at zero # [ 208.147896] lkdtm: attempting bad refcount_add() from zero # [ 208.153431] ------------[ cut here ]------------ # [ 208.158128] WARNING: CPU: 3 PID: 2985 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 208.166699] refcount_t: addition on 0; use-after-free. # [ 208.171846] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 208.201022] CPU: 3 PID: 2985 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 208.208773] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 208.215305] Backtrace: # [ 208.217780] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 208.225359] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 208.231032] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 208.238354] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 208.245325] r9:00000009 r8:c086de38 r7:00000019 r6:00000009 r5:c086de38 r4:c1a24ab4 # [ 208.253076] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 208.260567] r7:00000019 r6:c1a24ab4 r5:c1a24ac4 r4:c6814000 # [ 208.266238] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 208.275291] r9:c1ad0738 r8:c15e8544 r7:c6815f60 r6:00000012 r5:00000000 r4:c6814000 # [ 208.283052] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 208.292720] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 208.302470] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 208.311258] r5:c617f000 r4:00000034 # [ 208.314842] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 208.322860] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 208.330784] r9:c6815f60 r8:c309a600 r7:00000012 r6:b6e3a000 r5:c5b097c0 r4:c0c2e800 # [ 208.338540] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 208.346378] r9:c07f59f4 r8:c6815f60 r7:c2816000 r6:b6e3a000 r5:c5b097c0 r4:00000000 # [ 208.354129] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 208.361272] r10:00000004 r9:00000000 r8:00000000 r7:b6e3a000 r6:c6814000 r5:c5b097c0 # [ 208.369104] r4:c5b097c0 # [ 208.371646] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 208.378789] r9:c6814000 r8:c03002e4 r7:00000004 r6:b6f81e00 r5:00000012 r4:00000012 # [ 208.386543] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 208.394117] Exception stack(0xc6815fa8 to 0xc6815ff0) # [ 208.399177] 5fa0: 00000012 00000012 00000001 b6e3a000 00000012 00000000 # [ 208.407364] 5fc0: 00000012 00000012 b6f81e00 00000004 00000001 00000000 00020000 bee14a54 # [ 208.415546] 5fe0: 00000004 bee14788 b6eec4cf b6e727e6 # [ 208.420660] irq event stamp: 0 # [ 208.423733] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 208.429347] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 208.436874] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 208.444376] softirqs last disabled at (0): [<00000000>] 0x0 # [ 208.449986] ---[ end trace 5d3a3d65aeb35e23 ]--- # [ 208.454618] 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 [ 208.919305] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED [ 208.925435] lkdtm: attempting bad refcount_inc() from saturated [ 208.931446] ------------[ cut here ]------------ [ 208.936224] WARNING: CPU: 2 PID: 3022 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 208.944697] refcount_t: saturated; leaking memory. [ 208.949545] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 208.978709] CPU: 2 PID: 3022 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 208.986459] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 208.992992] Backtrace: [ 208.995466] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 209.003044] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 209.008717] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 209.016039] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 209.023009] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 [ 209.030762] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 209.038251] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c47ae000 [ 209.043922] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 209.052888] r9:c1ad074c r8:c15e8544 r7:c47aff60 r6:00000017 r5:c633a000 r4:c47ae000 [ 209.060649] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 209.070316] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) [ 209.080501] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 209.089723] r4:00000035 [ 209.092267] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 209.100285] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 209.108208] r9:c47aff60 r8:c309a600 r7:00000017 r6:b6e1f000 r5:c5abb180 r4:c0c2e800 [ 209.115966] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 209.123802] r9:c07f59f4 r8:c47aff60 r7:c2816000 r6:b6e1f000 r5:c5abb180 r4:00000000 [ 209.131553] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 209.138695] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c47ae000 r5:c5abb180 [ 209.146529] r4:c5abb180 [ 209.149071] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 209.156214] r9:c47ae000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:00000017 r4:00000017 [ 209.163967] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 209.171542] Exception stack(0xc47affa8 to 0xc47afff0) [ 209.176605] ffa0: 00000017 00000017 00000001 b6e1f000 00000017 00000000 [ 209.184790] ffc0: 00000017 00000017 b6f66e00 00000004 00000001 00000000 00020000 bea18a54 [ 209.192973] ffe0: 00000004 bea18788 b6ed14cf b6e577e6 [ 209.198100] irq event stamp: 0 [ 209.201173] hardirqs last enabled at (0): [<00000000>] 0x0 [ 209.206791] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 209.214290] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 209.221837] softirqs last disabled at (0): [<00000000>] 0x0 [ 209.227455] ---[ end trace 5d3a3d65aeb35e24 ]--- [ 209.232087] lkdtm: Saturation detected: still saturated # [ 208.919305] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 208.925435] lkdtm: attempting bad refcount_inc() from saturated # [ 208.931446] ------------[ cut here ]------------ # [ 208.936224] WARNING: CPU: 2 PID: 3022 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 208.944697] refcount_t: saturated; leaking memory. # [ 208.949545] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 208.978709] CPU: 2 PID: 3022 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 208.986459] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 208.992992] Backtrace: # [ 208.995466] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 209.003044] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 209.008717] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 209.016039] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 209.023009] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 # [ 209.030762] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 209.038251] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c47ae000 # [ 209.043922] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 209.052888] r9:c1ad074c r8:c15e8544 r7:c47aff60 r6:00000017 r5:c633a000 r4:c47ae000 # [ 209.060649] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 209.070316] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 209.080501] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 209.089723] r4:00000035 # [ 209.092267] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 209.100285] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 209.108208] r9:c47aff60 r8:c309a600 r7:00000017 r6:b6e1f000 r5:c5abb180 r4:c0c2e800 # [ 209.115966] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 209.123802] r9:c07f59f4 r8:c47aff60 r7:c2816000 r6:b6e1f000 r5:c5abb180 r4:00000000 # [ 209.131553] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 209.138695] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c47ae000 r5:c5abb180 # [ 209.146529] r4:c5abb180 # [ 209.149071] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 209.156214] r9:c47ae000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:00000017 r4:00000017 # [ 209.163967] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 209.171542] Exception stack(0xc47affa8 to 0xc47afff0) # [ 209.176605] ffa0: 00000017 00000017 00000001 b6e1f000 00000017 00000000 # [ 209.184790] ffc0: 00000017 00000017 b6f66e00 00000004 00000001 00000000 00020000 bea18a54 # [ 209.192973] ffe0: 00000004 bea18788 b6ed14cf b6e577e6 # [ 209.198100] irq event stamp: 0 # [ 209.201173] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 209.206791] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 209.214290] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 209.221837] softirqs last disabled at (0): [<00000000>] 0x0 # [ 209.227455] ---[ end trace 5d3a3d65aeb35e24 ]--- # [ 209.232087] 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 [ 209.689052] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 209.695169] lkdtm: attempting bad refcount_dec() from saturated [ 209.701270] ------------[ cut here ]------------ [ 209.706005] WARNING: CPU: 3 PID: 3057 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 [ 209.714457] refcount_t: decrement hit 0; leaking memory. [ 209.719922] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 209.749454] CPU: 3 PID: 3057 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 209.757205] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 209.763738] Backtrace: [ 209.766213] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 209.773792] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 209.779463] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 209.786786] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 209.793755] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 [ 209.801508] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 209.808997] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c64a2000 [ 209.814670] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) [ 209.823637] r9:c1ad0764 r8:c15e8544 r7:c64a3f60 r6:00000017 r5:c5fde000 r4:c64a2000 [ 209.831394] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) [ 209.841058] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) [ 209.851248] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 209.860470] r4:00000036 [ 209.863015] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 209.871033] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 209.878957] r9:c64a3f60 r8:c309a600 r7:00000017 r6:b6e90000 r5:c5a0f2c0 r4:c0c2e800 [ 209.886714] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 209.894551] r9:c07f59f4 r8:c64a3f60 r7:c2816000 r6:b6e90000 r5:c5a0f2c0 r4:00000000 [ 209.902303] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 209.909445] r10:00000004 r9:00000000 r8:00000000 r7:b6e90000 r6:c64a2000 r5:c5a0f2c0 [ 209.917277] r4:c5a0f2c0 [ 209.919821] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 209.926963] r9:c64a2000 r8:c03002e4 r7:00000004 r6:b6fd7e00 r5:00000017 r4:00000017 [ 209.934718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 209.942292] Exception stack(0xc64a3fa8 to 0xc64a3ff0) [ 209.947352] 3fa0: 00000017 00000017 00000001 b6e90000 00000017 00000000 [ 209.955538] 3fc0: 00000017 00000017 b6fd7e00 00000004 00000001 00000000 00020000 be8eea54 [ 209.963719] 3fe0: 00000004 be8ee788 b6f424cf b6ec87e6 [ 209.968850] irq event stamp: 0 [ 209.971922] hardirqs last enabled at (0): [<00000000>] 0x0 [ 209.977537] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 209.985050] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 209.992614] softirqs last disabled at (0): [<00000000>] 0x0 [ 209.998304] ---[ end trace 5d3a3d65aeb35e25 ]--- [ 210.002946] lkdtm: Saturation detected: still saturated # [ 209.689052] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 209.695169] lkdtm: attempting bad refcount_dec() from saturated # [ 209.701270] ------------[ cut here ]------------ # [ 209.706005] WARNING: CPU: 3 PID: 3057 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 209.714457] refcount_t: decrement hit 0; leaking memory. # [ 209.719922] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 209.749454] CPU: 3 PID: 3057 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 209.757205] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 209.763738] Backtrace: # [ 209.766213] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 209.773792] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 209.779463] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 209.786786] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 209.793755] r9:00000009 r8:c086dd9c r7:0000001f r6:00000009 r5:c086dd9c r4:c1a24ab4 # [ 209.801508] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 209.808997] r7:0000001f r6:c1a24ab4 r5:c1a24b18 r4:c64a2000 # [ 209.814670] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 209.823637] r9:c1ad0764 r8:c15e8544 r7:c64a3f60 r6:00000017 r5:c5fde000 r4:c64a2000 # [ 209.831394] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 209.841058] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 209.851248] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 209.860470] r4:00000036 # [ 209.863015] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 209.871033] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 209.878957] r9:c64a3f60 r8:c309a600 r7:00000017 r6:b6e90000 r5:c5a0f2c0 r4:c0c2e800 # [ 209.886714] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 209.894551] r9:c07f59f4 r8:c64a3f60 r7:c2816000 r6:b6e90000 r5:c5a0f2c0 r4:00000000 # [ 209.902303] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 209.909445] r10:00000004 r9:00000000 r8:00000000 r7:b6e90000 r6:c64a2000 r5:c5a0f2c0 # [ 209.917277] r4:c5a0f2c0 # [ 209.919821] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 209.926963] r9:c64a2000 r8:c03002e4 r7:00000004 r6:b6fd7e00 r5:00000017 r4:00000017 # [ 209.934718] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 209.942292] Exception stack(0xc64a3fa8 to 0xc64a3ff0) # [ 209.947352] 3fa0: 00000017 00000017 00000001 b6e90000 00000017 00000000 # [ 209.955538] 3fc0: 00000017 00000017 b6fd7e00 00000004 00000001 00000000 00020000 be8eea54 # [ 209.963719] 3fe0: 00000004 be8ee788 b6f424cf b6ec87e6 # [ 209.968850] irq event stamp: 0 # [ 209.971922] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 209.977537] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 209.985050] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 209.992614] softirqs last disabled at (0): [<00000000>] 0x0 # [ 209.998304] ---[ end trace 5d3a3d65aeb35e25 ]--- # [ 210.002946] 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 [ 210.465320] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED [ 210.471592] lkdtm: attempting bad refcount_dec() from saturated [ 210.477613] ------------[ cut here ]------------ [ 210.482268] WARNING: CPU: 1 PID: 3092 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 [ 210.490817] refcount_t: saturated; leaking memory. [ 210.495623] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 210.524901] CPU: 1 PID: 3092 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 210.532655] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 210.539191] Backtrace: [ 210.541677] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 210.549262] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 210.554939] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 210.562268] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 210.569243] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 [ 210.577000] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 210.584492] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c64a2000 [ 210.590169] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) [ 210.599138] r9:c1ad077c r8:c15e8544 r7:c64a3f60 r6:00000017 r5:c63de000 r4:c64a2000 [ 210.606904] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) [ 210.616578] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) [ 210.626767] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 210.635992] r4:00000037 [ 210.638540] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 210.646563] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 210.654490] r9:c64a3f60 r8:c309a600 r7:00000017 r6:b6dea000 r5:c601f2c0 r4:c0c2e800 [ 210.662249] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 210.670092] r9:c07f59f4 r8:c64a3f60 r7:c2816000 r6:b6dea000 r5:c601f2c0 r4:00000000 [ 210.677846] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 210.684992] r10:00000004 r9:00000000 r8:00000000 r7:b6dea000 r6:c64a2000 r5:c601f2c0 [ 210.692829] r4:c601f2c0 [ 210.695377] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 210.702523] r9:c64a2000 r8:c03002e4 r7:00000004 r6:b6f31e00 r5:00000017 r4:00000017 [ 210.710280] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 210.717856] Exception stack(0xc64a3fa8 to 0xc64a3ff0) [ 210.722919] 3fa0: 00000017 00000017 00000001 b6dea000 00000017 00000000 [ 210.731110] 3fc0: 00000017 00000017 b6f31e00 00000004 00000001 00000000 00020000 bec32a54 [ 210.739294] 3fe0: 00000004 bec32788 b6e9c4cf b6e227e6 [ 210.744435] irq event stamp: 0 [ 210.747544] hardirqs last enabled at (0): [<00000000>] 0x0 [ 210.753138] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 210.760696] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 210.768257] softirqs last disabled at (0): [<00000000>] 0x0 [ 210.773864] ---[ end trace 5d3a3d65aeb35e26 ]--- [ 210.778555] lkdtm: Saturation detected: still saturated # [ 210.465320] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 210.471592] lkdtm: attempting bad refcount_dec() from saturated # [ 210.477613] ------------[ cut here ]------------ # [ 210.482268] WARNING: CPU: 1 PID: 3092 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 210.490817] refcount_t: saturated; leaking memory. # [ 210.495623] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 210.524901] CPU: 1 PID: 3092 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 210.532655] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 210.539191] Backtrace: # [ 210.541677] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 210.549262] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 210.554939] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 210.562268] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 210.569243] r9:00000009 r8:c086de04 r7:00000016 r6:00000009 r5:c086de04 r4:c1a24ab4 # [ 210.577000] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 210.584492] r7:00000016 r6:c1a24ab4 r5:c1a24a8c r4:c64a2000 # [ 210.590169] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 210.599138] r9:c1ad077c r8:c15e8544 r7:c64a3f60 r6:00000017 r5:c63de000 r4:c64a2000 # [ 210.606904] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 210.616578] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 210.626767] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 210.635992] r4:00000037 # [ 210.638540] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 210.646563] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 210.654490] r9:c64a3f60 r8:c309a600 r7:00000017 r6:b6dea000 r5:c601f2c0 r4:c0c2e800 # [ 210.662249] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 210.670092] r9:c07f59f4 r8:c64a3f60 r7:c2816000 r6:b6dea000 r5:c601f2c0 r4:00000000 # [ 210.677846] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 210.684992] r10:00000004 r9:00000000 r8:00000000 r7:b6dea000 r6:c64a2000 r5:c601f2c0 # [ 210.692829] r4:c601f2c0 # [ 210.695377] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 210.702523] r9:c64a2000 r8:c03002e4 r7:00000004 r6:b6f31e00 r5:00000017 r4:00000017 # [ 210.710280] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 210.717856] Exception stack(0xc64a3fa8 to 0xc64a3ff0) # [ 210.722919] 3fa0: 00000017 00000017 00000001 b6dea000 00000017 00000000 # [ 210.731110] 3fc0: 00000017 00000017 b6f31e00 00000004 00000001 00000000 00020000 bec32a54 # [ 210.739294] 3fe0: 00000004 bec32788 b6e9c4cf b6e227e6 # [ 210.744435] irq event stamp: 0 # [ 210.747544] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 210.753138] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 210.760696] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 210.768257] softirqs last disabled at (0): [<00000000>] 0x0 # [ 210.773864] ---[ end trace 5d3a3d65aeb35e26 ]--- # [ 210.778555] 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 [ 211.232244] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 211.239209] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 211.245991] ------------[ cut here ]------------ [ 211.250693] WARNING: CPU: 2 PID: 3124 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 [ 211.259208] refcount_t: saturated; leaking memory. [ 211.264009] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 211.293164] CPU: 2 PID: 3124 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 211.300914] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 211.307447] Backtrace: [ 211.309923] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 211.317503] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 211.323176] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 211.330500] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 211.337469] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 [ 211.345221] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 211.352709] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c2fa0000 [ 211.358382] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 211.367350] r9:c1ad0794 r8:c15e8544 r7:c2fa1f60 r6:00000020 r5:c633a000 r4:c0000000 [ 211.375108] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 211.385553] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) [ 211.397295] r5:c633a000 r4:c2fa0000 [ 211.400885] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 211.410891] r4:00000038 [ 211.413436] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 211.421454] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 211.429379] r9:c2fa1f60 r8:c309a600 r7:00000020 r6:b6e6f000 r5:c5abb180 r4:c0c2e800 [ 211.437137] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 211.444974] r9:c07f59f4 r8:c2fa1f60 r7:c2816000 r6:b6e6f000 r5:c5abb180 r4:00000000 [ 211.452726] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 211.459870] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c2fa0000 r5:c5abb180 [ 211.467702] r4:c5abb180 [ 211.470246] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 211.477390] r9:c2fa0000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:00000020 r4:00000020 [ 211.485145] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 211.492720] Exception stack(0xc2fa1fa8 to 0xc2fa1ff0) [ 211.497781] 1fa0: 00000020 00000020 00000001 b6e6f000 00000020 00000000 [ 211.505967] 1fc0: 00000020 00000020 b6fb6e00 00000004 00000001 00000000 00020000 beb8ba54 [ 211.514149] 1fe0: 00000004 beb8b788 b6f214cf b6ea77e6 [ 211.519269] irq event stamp: 0 [ 211.522342] hardirqs last enabled at (0): [<00000000>] 0x0 [ 211.527959] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 211.535461] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 211.542993] softirqs last disabled at (0): [<00000000>] 0x0 [ 211.548611] ---[ end trace 5d3a3d65aeb35e27 ]--- [ 211.553241] lkdtm: Saturation detected: still saturated # [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 # [ 0.000000] ftrace: allocating 56058 entries in 165 pages # [ 0.000000] ftrace: allocated 165 pages with 4 groups # [ 0.000000] Running RCU self tests # [ 211.232244] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 211.239209] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 211.245991] ------------[ cut here ]------------ # [ 211.250693] WARNING: CPU: 2 PID: 3124 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 211.259208] refcount_t: saturated; leaking memory. # [ 211.264009] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 211.293164] CPU: 2 PID: 3124 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 211.300914] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 211.307447] Backtrace: # [ 211.309923] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 211.317503] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 211.323176] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 211.330500] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 211.337469] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 # [ 211.345221] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 211.352709] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c2fa0000 # [ 211.358382] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 211.367350] r9:c1ad0794 r8:c15e8544 r7:c2fa1f60 r6:00000020 r5:c633a000 r4:c0000000 # [ 211.375108] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 211.385553] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 211.397295] r5:c633a000 r4:c2fa0000 # [ 211.400885] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 211.410891] r4:00000038 # [ 211.413436] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 211.421454] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 211.429379] r9:c2fa1f60 r8:c309a600 r7:00000020 r6:b6e6f000 r5:c5abb180 r4:c0c2e800 # [ 211.437137] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 211.444974] r9:c07f59f4 r8:c2fa1f60 r7:c2816000 r6:b6e6f000 r5:c5abb180 r4:00000000 # [ 211.452726] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 211.459870] r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c2fa0000 r5:c5abb180 # [ 211.467702] r4:c5abb180 # [ 211.470246] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 211.477390] r9:c2fa0000 r8:c03002e4 r7:00000004 r6:b6fb6e00 r5:00000020 r4:00000020 # [ 211.485145] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 211.492720] Exception stack(0xc2fa1fa8 to 0xc2fa1ff0) # [ 211.497781] 1fa0: 00000020 00000020 00000001 b6e6f000 00000020 00000000 # [ 211.505967] 1fc0: 00000020 00000020 b6fb6e00 00000004 00000001 00000000 00020000 beb8ba54 # [ 211.514149] 1fe0: 00000004 beb8b788 b6f214cf b6ea77e6 # [ 211.519269] irq event stamp: 0 # [ 211.522342] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 211.527959] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 211.535461] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 211.542993] softirqs last disabled at (0): [<00000000>] 0x0 # [ 211.548611] ---[ end trace 5d3a3d65aeb35e27 ]--- # [ 211.553241] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: mis[ 212.017242] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED sing 'call trace:': [FAIL] not o[ 212.026682] lkdtm: attempting bad refcount_add_not_zero() from saturated k 55 selftests: lkdtm: REFCOUNT_I[ 212.036231] ------------[ cut here ]------------ NC_NOT_ZERO_SATURATED.sh # exit=1[ 212.043697] WARNING: CPU: 2 PID: 3158 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # selftests: lkdtm: REFCOUNT_AD[ 212.055125] refcount_t: saturated; leaking memory. D_NOT_ZERO_SATURATED.sh [ 212.062680] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 212.093698] CPU: 2 PID: 3158 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 212.101448] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 212.107980] Backtrace: [ 212.110456] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 212.118035] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 212.123708] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 212.131031] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 212.138003] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 [ 212.145756] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 212.153244] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c6426000 [ 212.158917] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) [ 212.167885] r9:c1ad07b4 r8:c15e8544 r7:c6427f60 r6:00000020 r5:c633a000 r4:c0000000 [ 212.175642] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) [ 212.186089] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) [ 212.197832] r5:c633a000 r4:c6426000 [ 212.201423] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 212.211428] r4:00000039 [ 212.213971] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 212.221989] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 212.229913] r9:c6427f60 r8:c309a600 r7:00000020 r6:b6dd2000 r5:c6009e00 r4:c0c2e800 [ 212.237669] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 212.245509] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6dd2000 r5:c6009e00 r4:00000000 [ 212.253261] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 212.260404] r10:00000004 r9:00000000 r8:00000000 r7:b6dd2000 r6:c6426000 r5:c6009e00 [ 212.268236] r4:c6009e00 [ 212.270779] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 212.277921] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6f19e00 r5:00000020 r4:00000020 [ 212.285676] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 212.293251] Exception stack(0xc6427fa8 to 0xc6427ff0) [ 212.298312] 7fa0: 00000020 00000020 00000001 b6dd2000 00000020 00000000 [ 212.306500] 7fc0: 00000020 00000020 b6f19e00 00000004 00000001 00000000 00020000 bef7ba54 [ 212.314681] 7fe0: 00000004 bef7b788 b6e844cf b6e0a7e6 [ 212.319799] irq event stamp: 0 [ 212.322870] hardirqs last enabled at (0): [<00000000>] 0x0 [ 212.328483] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 212.336024] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 212.343541] softirqs last disabled at (0): [<00000000>] 0x0 [ 212.349166] ---[ end trace 5d3a3d65aeb35e28 ]--- [ 212.353798] lkdtm: Saturation detected: still saturated # [ 212.017242] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 212.026682] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 212.036231] ------------[ cut here ]------------ # [ 212.043697] WARNING: CPU: 2 PID: 3158 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 212.055125] refcount_t: saturated; leaking memory. # [ 212.062680] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 212.093698] CPU: 2 PID: 3158 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 212.101448] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 212.107980] Backtrace: # [ 212.110456] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 212.118035] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 212.123708] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 212.131031] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 212.138003] r9:00000009 r8:c086ddd0 r7:00000013 r6:00000009 r5:c086ddd0 r4:c1a24ab4 # [ 212.145756] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 212.153244] r7:00000013 r6:c1a24ab4 r5:c1a24a8c r4:c6426000 # [ 212.158917] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 212.167885] r9:c1ad07b4 r8:c15e8544 r7:c6427f60 r6:00000020 r5:c633a000 r4:c0000000 # [ 212.175642] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 212.186089] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 212.197832] r5:c633a000 r4:c6426000 # [ 212.201423] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 212.211428] r4:00000039 # [ 212.213971] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 212.221989] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 212.229913] r9:c6427f60 r8:c309a600 r7:00000020 r6:b6dd2000 r5:c6009e00 r4:c0c2e800 # [ 212.237669] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 212.245509] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6dd2000 r5:c6009e00 r4:00000000 # [ 212.253261] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 212.260404] r10:00000004 r9:00000000 r8:00000000 r7:b6dd2000 r6:c6426000 r5:c6009e00 # [ 212.268236] r4:c6009e00 # [ 212.270779] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 212.277921] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6f19e00 r5:00000020 r4:00000020 # [ 212.285676] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 212.293251] Exception stack(0xc6427fa8 to 0xc6427ff0) # [ 212.298312] 7fa0: 00000020 00000020 00000001 b6dd2000 00000020 00000000 # [ 212.306500] 7fc0: 00000020 00000020 b6f19e00 00000004 00000001 00000000 00020000 bef7ba54 # [ 212.314681] 7fe0: 00000004 bef7b788 b6e844cf b6e0a7e6 # [ 212.319799] irq event stamp: 0 # [ 212.322870] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 212.328483] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 212.336024] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 212.343541] softirqs last disabled at (0): [<00000000>] 0x0 # [ 212.349166] ---[ end trace 5d3a3d65aeb35e28 ]--- # [ 212.353798] 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 [ 212.827462] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 212.834358] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 212.841203] ------------[ cut here ]------------ [ 212.845915] WARNING: CPU: 0 PID: 3195 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 212.854455] refcount_t: underflow; use-after-free. [ 212.859387] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 212.888974] CPU: 0 PID: 3195 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 212.896725] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 212.903258] Backtrace: [ 212.905737] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 212.913317] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 212.918990] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 212.926312] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 212.933282] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 [ 212.941036] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 212.948526] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c6426000 [ 212.954200] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 212.963255] r9:c1ad07d4 r8:c15e8544 r7:c6427f60 r6:00000020 r5:c5f45000 r4:c6426000 [ 212.971016] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 212.981467] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) [ 212.993215] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 213.003218] r4:0000003a [ 213.005764] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 213.013782] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 213.021705] r9:c6427f60 r8:c309a600 r7:00000020 r6:b6de1000 r5:c601de00 r4:c0c2e800 [ 213.029462] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 213.037299] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6de1000 r5:c601de00 r4:00000000 [ 213.045051] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 213.052195] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6426000 r5:c601de00 [ 213.060028] r4:c601de00 [ 213.062572] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 213.069717] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000020 r4:00000020 [ 213.077471] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 213.085046] Exception stack(0xc6427fa8 to 0xc6427ff0) [ 213.090106] 7fa0: 00000020 00000020 00000001 b6de1000 00000020 00000000 [ 213.098292] 7fc0: 00000020 00000020 b6f28e00 00000004 00000001 00000000 00020000 bef39a54 [ 213.106474] 7fe0: 00000004 bef39788 b6e934cf b6e197e6 [ 213.111570] irq event stamp: 0 [ 213.114643] hardirqs last enabled at (0): [<00000000>] 0x0 [ 213.120259] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 213.127794] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 213.135298] softirqs last disabled at (0): [<00000000>] 0x0 [ 213.140909] ---[ end trace 5d3a3d65aeb35e29 ]--- [ 213.145540] lkdtm: Saturation detected: still saturated # [ 212.827462] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 212.834358] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 212.841203] ------------[ cut here ]------------ # [ 212.845915] WARNING: CPU: 0 PID: 3195 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 212.854455] refcount_t: underflow; use-after-free. # [ 212.859387] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 212.888974] CPU: 0 PID: 3195 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 212.896725] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 212.903258] Backtrace: # [ 212.905737] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 212.913317] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 212.918990] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 212.926312] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 212.933282] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 # [ 212.941036] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 212.948526] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c6426000 # [ 212.954200] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 212.963255] r9:c1ad07d4 r8:c15e8544 r7:c6427f60 r6:00000020 r5:c5f45000 r4:c6426000 # [ 212.971016] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 212.981467] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 212.993215] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 213.003218] r4:0000003a # [ 213.005764] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 213.013782] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 213.021705] r9:c6427f60 r8:c309a600 r7:00000020 r6:b6de1000 r5:c601de00 r4:c0c2e800 # [ 213.029462] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 213.037299] r9:c07f59f4 r8:c6427f60 r7:c2816000 r6:b6de1000 r5:c601de00 r4:00000000 # [ 213.045051] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 213.052195] r10:00000004 r9:00000000 r8:00000000 r7:b6de1000 r6:c6426000 r5:c601de00 # [ 213.060028] r4:c601de00 # [ 213.062572] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 213.069717] r9:c6426000 r8:c03002e4 r7:00000004 r6:b6f28e00 r5:00000020 r4:00000020 # [ 213.077471] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 213.085046] Exception stack(0xc6427fa8 to 0xc6427ff0) # [ 213.090106] 7fa0: 00000020 00000020 00000001 b6de1000 00000020 00000000 # [ 213.098292] 7fc0: 00000020 00000020 b6f28e00 00000004 00000001 00000000 00020000 bef39a54 # [ 213.106474] 7fe0: 00000004 bef39788 b6e934cf b6e197e6 # [ 213.111570] irq event stamp: 0 # [ 213.114643] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 213.120259] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 213.127794] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 213.135298] softirqs last disabled at (0): [<00000000>] 0x0 # [ 213.140909] ---[ end trace 5d3a3d65aeb35e29 ]--- # [ 213.145540] 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 [ 213.622963] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 213.629998] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 213.636820] ------------[ cut here ]------------ [ 213.641477] WARNING: CPU: 1 PID: 3230 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 [ 213.650184] refcount_t: underflow; use-after-free. [ 213.655009] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 [ 213.684162] CPU: 1 PID: 3230 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 213.691913] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 213.698445] Backtrace: [ 213.700922] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 213.708501] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 213.714174] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 213.721497] [] (dump_stack) from [] (__warn+0xfc/0x16c) [ 213.728468] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 [ 213.736219] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) [ 213.743708] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c2fa0000 [ 213.749381] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) [ 213.758435] r9:c1ad07f4 r8:c15e8544 r7:c2fa1f60 r6:00000020 r5:c63de000 r4:c2fa0000 [ 213.766199] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) [ 213.776649] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) [ 213.788397] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) [ 213.798402] r4:0000003b [ 213.800946] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 213.808965] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 213.816889] r9:c2fa1f60 r8:c309a600 r7:00000020 r6:b6dd6000 r5:c29cbe00 r4:c0c2e800 [ 213.824645] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 213.832483] r9:c07f59f4 r8:c2fa1f60 r7:c2816000 r6:b6dd6000 r5:c29cbe00 r4:00000000 [ 213.840235] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 213.847378] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c2fa0000 r5:c29cbe00 [ 213.855211] r4:c29cbe00 [ 213.857754] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 213.864896] r9:c2fa0000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000020 r4:00000020 [ 213.872651] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 213.880224] Exception stack(0xc2fa1fa8 to 0xc2fa1ff0) [ 213.885284] 1fa0: 00000020 00000020 00000001 b6dd6000 00000020 00000000 [ 213.893471] 1fc0: 00000020 00000020 b6f1de00 00000004 00000001 00000000 00020000 bea6fa54 [ 213.901652] 1fe0: 00000004 bea6f788 b6e884cf b6e0e7e6 [ 213.906788] irq event stamp: 0 [ 213.909862] hardirqs last enabled at (0): [<00000000>] 0x0 [ 213.915451] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c [ 213.923026] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c [ 213.930609] softirqs last disabled at (0): [<00000000>] 0x0 [ 213.936244] ---[ end trace 5d3a3d65aeb35e2a ]--- [ 213.940876] lkdtm: Saturation detected: still saturated # [ 213.622963] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 213.629998] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 213.636820] ------------[ cut here ]------------ # [ 213.641477] WARNING: CPU: 1 PID: 3230 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 213.650184] refcount_t: underflow; use-after-free. # [ 213.655009] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error parallel_display flexcan imx_ldb can_dev dw_hdmi_imx dw_hdmi etnaviv imxdrm gpu_sched imx_ipu_v3 # [ 213.684162] CPU: 1 PID: 3230 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 213.691913] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 213.698445] Backtrace: # [ 213.700922] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 213.708501] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 213.714174] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 213.721497] [] (dump_stack) from [] (__warn+0xfc/0x16c) # [ 213.728468] r9:00000009 r8:c086de6c r7:0000001c r6:00000009 r5:c086de6c r4:c1a24ab4 # [ 213.736219] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 213.743708] r7:0000001c r6:c1a24ab4 r5:c1a24af0 r4:c2fa0000 # [ 213.749381] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 213.758435] r9:c1ad07f4 r8:c15e8544 r7:c2fa1f60 r6:00000020 r5:c63de000 r4:c2fa0000 # [ 213.766199] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 213.776649] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 213.788397] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 213.798402] r4:0000003b # [ 213.800946] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 213.808965] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 213.816889] r9:c2fa1f60 r8:c309a600 r7:00000020 r6:b6dd6000 r5:c29cbe00 r4:c0c2e800 # [ 213.824645] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 213.832483] r9:c07f59f4 r8:c2fa1f60 r7:c2816000 r6:b6dd6000 r5:c29cbe00 r4:00000000 # [ 213.840235] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 213.847378] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c2fa0000 r5:c29cbe00 # [ 213.855211] r4:c29cbe00 # [ 213.857754] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 213.864896] r9:c2fa0000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000020 r4:00000020 # [ 213.872651] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 213.880224] Exception stack(0xc2fa1fa8 to 0xc2fa1ff0) # [ 213.885284] 1fa0: 00000020 00000020 00000001 b6dd6000 00000020 00000000 # [ 213.893471] 1fc0: 00000020 00000020 b6f1de00 00000004 00000001 00000000 00020000 bea6fa54 # [ 213.901652] 1fe0: 00000004 bea6f788 b6e884cf b6e0e7e6 # [ 213.906788] irq event stamp: 0 # [ 213.909862] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 213.915451] hardirqs last disabled at (0): [] copy_process+0x5c8/0x194c # [ 213.923026] softirqs last enabled at (0): [] copy_process+0x5c8/0x194c # [ 213.930609] softirqs last disabled at (0): [<00000000>] 0x0 # [ 213.936244] ---[ end trace 5d3a3d65aeb35e2a ]--- # [ 213.940876] 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 [ 214.779456] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 214.785507] lkdtm: attempting good copy_to_user of correct size [ 214.791565] lkdtm: attempting bad copy_to_user of too large size # [ 214.779456] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 214.785507] lkdtm: attempting good copy_to_user of correct size # [ 214.791565] 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 [ 215.252680] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 215.259163] lkdtm: attempting good copy_from_user of correct size [ 215.265324] lkdtm: attempting bad copy_from_user of too large size # [ 215.252680] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 215.259163] lkdtm: attempting good copy_from_user of correct size # [ 215.265324] 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 [ 215.713484] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 215.720045] lkdtm: attempting good copy_to_user inside whitelist [ 215.726177] lkdtm: attempting bad copy_to_user outside whitelist # [ 215.713484] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 215.720045] lkdtm: attempting good copy_to_user inside whitelist # [ 215.726177] 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 [ 216.172530] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 216.179276] lkdtm: attempting good copy_from_user inside whitelist [ 216.185495] lkdtm: attempting bad copy_from_user outside whitelist # [ 216.172530] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 216.179276] lkdtm: attempting good copy_from_user inside whitelist # [ 216.185495] 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 [ 216.634414] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 216.640674] lkdtm: good_stack: c6013e0c-c6013e2c [ 216.645307] lkdtm: bad_stack : c6013d84-c6013da4 [ 216.650070] lkdtm: attempting good copy_to_user of local stack [ 216.656051] lkdtm: attempting bad copy_to_user of distant stack # [ 216.634414] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 216.640674] lkdtm: good_stack: c6013e0c-c6013e2c # [ 216.645307] lkdtm: bad_stack : c6013d84-c6013da4 # [ 216.650070] lkdtm: attempting good copy_to_user of local stack # [ 216.656051] 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 [ 217.106015] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 217.112393] lkdtm: good_stack: c2fa1e0c-c2fa1e2c [ 217.117100] lkdtm: bad_stack : c2fa1d84-c2fa1da4 [ 217.121744] lkdtm: attempting good copy_from_user of local stack [ 217.127832] lkdtm: attempting bad copy_from_user of distant stack # [ 217.106015] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 217.112393] lkdtm: good_stack: c2fa1e0c-c2fa1e2c # [ 217.117100] lkdtm: bad_stack : c2fa1d84-c2fa1da4 # [ 217.121744] lkdtm: attempting good copy_from_user of local stack # [ 217.127832] 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 [ 217.577165] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 217.583201] lkdtm: good_stack: c6427e0c-c6427e2c [ 217.587889] lkdtm: bad_stack : c6427ffc-c642801c [ 217.592539] lkdtm: attempting good copy_to_user of local stack [ 217.598622] lkdtm: attempting bad copy_to_user of distant stack # [ 217.577165] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 217.583201] lkdtm: good_stack: c6427e0c-c6427e2c # [ 217.587889] lkdtm: bad_stack : c6427ffc-c642801c # [ 217.592539] lkdtm: attempting good copy_to_user of local stack # [ 217.598622] 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 [ 218.048147] lkdtm: Performing direct entry USERCOPY_KERNEL [ 218.053671] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 [ 218.060837] lkdtm: attempting bad copy_to_user from kernel text: c053a034 [ 218.067765] lkdtm: FAIL: survived bad copy_to_user() # [ 218.048147] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 218.053671] lkdtm: attempting good copy_to_user from kernel rodata: c15e87f0 # [ 218.060837] lkdtm: attempting bad copy_to_user from kernel text: c053a034 # [ 218.067765] 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 [ 218.536705] lkdtm: Performing direct entry STACKLEAK_ERASING [ 218.542392] lkdtm: checking unused part of the thread stack (7732 bytes)... [ 218.549522] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) [ 218.556462] lkdtm: FAIL: the thread stack is NOT properly erased [ 218.562493] CPU: 3 PID: 3595 Comm: cat Tainted: G D W 5.10.145-cip16 #1 [ 218.570244] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 218.576778] Backtrace: [ 218.579264] [] (dump_backtrace) from [] (show_stack+0x20/0x24) [ 218.586849] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 [ 218.592526] [] (show_stack) from [] (dump_stack+0xe0/0x100) [ 218.599855] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) [ 218.608391] r9:c1ad08fc r8:c15e8544 r7:c6383f60 r6:c6383e34 r5:c6382000 r4:0000078d [ 218.616157] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) [ 218.624952] r8:c15e8544 r7:c6383f60 r6:00000012 r5:c6299000 r4:00000046 [ 218.631669] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) [ 218.639693] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) [ 218.647623] r9:c6383f60 r8:c309a600 r7:00000012 r6:b6dd6000 r5:c631d7c0 r4:c0c2e800 [ 218.655384] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) [ 218.663226] r9:c07f59f4 r8:c6383f60 r7:c2816000 r6:b6dd6000 r5:c631d7c0 r4:00000000 [ 218.670981] [] (vfs_write) from [] (ksys_write+0x74/0xec) [ 218.678128] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c6382000 r5:c631d7c0 [ 218.685964] r4:c631d7c0 [ 218.688510] [] (ksys_write) from [] (sys_write+0x18/0x1c) [ 218.695658] r9:c6382000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000012 r4:00000012 [ 218.703417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) [ 218.710994] Exception stack(0xc6383fa8 to 0xc6383ff0) [ 218.716059] 3fa0: 00000012 00000012 00000001 b6dd6000 00000012 00000000 [ 218.724250] 3fc0: 00000012 00000012 b6f1de00 00000004 00000001 00000000 00020000 be9a5a54 [ 218.732434] 3fe0: 00000004 be9a5788 b6e884cf b6e0e7e6 # [ 218.536705] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 218.542392] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 218.549522] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 218.556462] lkdtm: FAIL: the thread stack is NOT properly erased # [ 218.562493] CPU: 3 PID: 3595 Comm: cat Tainted: G D W 5.10.145-cip16 #1 # [ 218.570244] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) # [ 218.576778] Backtrace: # [ 218.579264] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 218.586849] r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f768 # [ 218.592526] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 218.599855] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 218.608391] r9:c1ad08fc r8:c15e8544 r7:c6383f60 r6:c6383e34 r5:c6382000 r4:0000078d # [ 218.616157] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 218.624952] r8:c15e8544 r7:c6383f60 r6:00000012 r5:c6299000 r4:00000046 # [ 218.631669] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 218.639693] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 218.647623] r9:c6383f60 r8:c309a600 r7:00000012 r6:b6dd6000 r5:c631d7c0 r4:c0c2e800 # [ 218.655384] [] (full_proxy_write) from [] (vfs_write+0x10c/0x524) # [ 218.663226] r9:c07f59f4 r8:c6383f60 r7:c2816000 r6:b6dd6000 r5:c631d7c0 r4:00000000 # [ 218.670981] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 218.678128] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c6382000 r5:c631d7c0 # [ 218.685964] r4:c631d7c0 # [ 218.688510] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 218.695658] r9:c6382000 r8:c03002e4 r7:00000004 r6:b6f1de00 r5:00000012 r4:00000012 # [ 218.703417] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 218.710994] Exception stack(0xc6383fa8 to 0xc6383ff0) # [ 218.716059] 3fa0: 00000012 00000012 00000001 b6dd6000 00000012 00000000 # [ 218.724250] 3fc0: 00000012 00000012 b6f1de00 00000004 00000001 00000000 00020000 be9a5a54 # [ 218.732434] 3fe0: 00000004 be9a5788 b6e884cf b6e0e7e6 # 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 [ 219.205195] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 219.210951] lkdtm: Calling matched prototype ... [ 219.215582] lkdtm: Calling mismatched prototype ... [ 219.220576] lkdtm: Fail: survived mismatched prototype function call! # [ 219.205195] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 219.210951] lkdtm: Calling matched prototype ... # [ 219.215582] lkdtm: Calling mismatched prototype ... # [ 219.220576] 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 / #