Trying 192.168.7.70... Connected to moya.mayfield.sirena.org.uk. Escape character is '^]'. ser2net port telnet,3000 device serialdev, /dev/serial/by-path/pci-0000:00:14.0-usb-0:3.4:1.0-port0, 115200n81, local=false [,115200N81] (Debian GNU/Linux) U-Boot SPL 2023.07.02-dh-stm32mp1-dhcor-avenger96-20230727.02 (Jul 11 2023 - 15:20:44 +0000) Model: Arrow Electronics STM32MP15xx Avenger96 board Code: SoM:rev=0,ddr3=3 Board:rev=1 RAM: DDR3L 32bits 2x4Gb 533MHz WDT: Started watchdog@5a002000 with servicing every 1000ms (32s timeout) Trying to boot from MMC1 image entry point: 0xc0100000 U-Boot 2023.07.02-dh-stm32mp1-dhcor-avenger96-20230727.02 (Jul 11 2023 - 15:20:44 +0000) CPU: STM32MP157AAC Rev.B Model: Arrow Electronics STM32MP15xx Avenger96 board Board: stm32mp1 in basic mode (arrow,stm32mp15xx-avenger96) DRAM: 1 GiB Clocks: - MPU : 650 MHz - MCU : 208.878 MHz - AXI : 266.500 MHz - PER : 24 MHz - DDR : 533 MHz Core: 285 devices, 34 uclasses, devicetree: separate WDT: Started watchdog@5a002000 with servicing every 1000ms (32s timeout) MMC: STM32 SD/MMC: 2, STM32 SD/MMC: 0, STM32 SD/MMC: 1 Loading Environment from SPIFlash... SF: Detected w25q16dw with page size 256 Bytes, erase size 4 KiB, total 2 MiB OK In: serial Out: serial Err: serial Net: eth0: ethernet@5800a000 Hit any key to stop autoboot: 3  0 STM32MP> setenv autoload no setenv autoload no STM32MP> setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff STM32MP> setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff STM32MP> dhcp dhcp ethernet@5800a000 Waiting for PHY auto negotiation to complete.......... done BOOTP broadcast 1 BOOTP broadcast 2 BOOTP broadcast 3 BOOTP broadcast 4 BOOTP broadcast 5 BOOTP broadcast 6 DHCP client bound to address 192.168.6.30 (5835 ms) STM32MP> setenv serverip 192.168.6.3 setenv serverip 192.168.6.3 STM32MP> tftp 0xc2000000 881873/tftp-deploy-qftyhaaq/kernel/uImage tftp 0xc2000000 881873/tftp-deploy-qftyhaaq/kernel/uImage Using ethernet@5800a000 device TFTP from server 192.168.6.3; our IP address is 192.168.6.30 Filename '881873/tftp-deploy-qftyhaaq/kernel/uImage'. Load address: 0xc2000000 Loading: *################################################## 11.9 MiB 16.4 MiB/s done Bytes transferred = 12497472 (beb240 hex) STM32MP> tftp 0xc4400000 881873/tftp-deploy-qftyhaaq/ramdisk/ramdisk.cpio.gz.uboot tftp 0xc4400000 881873/tftp-deploy-qftyhaaq/ramdisk/ramdisk.cpio.gz.uboot Using ethernet@5800a000 device TFTP from server 192.168.6.3; our IP address is 192.168.6.30 Filename '881873/tftp-deploy-qftyhaaq/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0xc4400000 Loading: *################################################## 15.5 MiB 16.2 MiB/s done Bytes transferred = 16260634 (f81e1a hex) STM32MP> setenv initrd_size ${filesize} setenv initrd_size ${filesize} STM32MP> tftp 0xc4000000 881873/tftp-deploy-qftyhaaq/dtb/stm32mp157a-dhcor-avenger96.dtb tftp 0xc4000000 881873/tftp-deploy-qftyhaaq/dtb/stm32mp157a-dhcor-avenger96.dtb Using ethernet@5800a000 device TFTP from server 192.168.6.3; our IP address is 192.168.6.30 Filename '881873/tftp-deploy-qftyhaaq/dtb/stm32mp157a-dhcor-avenger96.dtb'. Load address: 0xc4000000 Loading: *################################################## 56.3 KiB 9.2 MiB/s done Bytes transferred = 57690 (e15a hex) STM32MP> setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.6.3:/var/lib/lava/dispatcher/tmp/881873/extract-nfsrootfs-eo31frho,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.6.3:/var/lib/lava/dispatcher/tmp/881873/extract-nfsrootfs-eo31frho,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' STM32MP> bootm 0xc2000000 0xc4400000 0xc4000000 bootm 0xc2000000 0xc4400000 0xc4000000 ## Booting kernel from Legacy Image at c2000000 ... Image Name: Created: 2024-10-22 16:32:10 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 12497408 Bytes = 11.9 MiB Load Address: c2000000 Entry Point: c2000000 Verifying Checksum ... OK ## Loading init Ramdisk from Legacy Image at c4400000 ... Image Name: Created: 2024-10-22 16:32:17 UTC Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 16260570 Bytes = 15.5 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at c4000000 Booting using the fdt blob at 0xc4000000 Working FDT set to c4000000 Loading Kernel Image Using Device Tree in place at c4000000, end c4011159 Working FDT set to c4000000 Starting kernel ... <6>[ 0.000000] Booting Linux on physical CPU 0x0 <5>[ 0.000000] Linux version 5.10.228-cip53 (KernelCI@build-j351243-arm-gcc-12-multi-v7-defconfig-kselftest-vb6d9) (arm-linux-gnueabihf-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40) #1 SMP Tue Oct 22 14:44:50 UTC 2024 <6>[ 0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d <6>[ 0.000000] CPU: div instructions available: patching division code <6>[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache <6>[ 0.000000] OF: fdt: Machine model: Arrow Electronics STM32MP157A Avenger96 board <4>[ 0.000000] Malformed early option 'earlycon' <6>[ 0.000000] Memory policy: Data cache writealloc <6>[ 0.000000] efi: UEFI not found. <6>[ 0.000000] cma: Reserved 64 MiB at 0xfb800000 <6>[ 0.000000] Zone ranges: <6>[ 0.000000] DMA [mem 0x00000000c0000000-0x00000000efffffff] <6>[ 0.000000] Normal empty <6>[ 0.000000] HighMem [mem 0x00000000f0000000-0x00000000ffffefff] <6>[ 0.000000] Movable zone start for each node <6>[ 0.000000] Early memory node ranges <6>[ 0.000000] node 0: [mem 0x00000000c0000000-0x00000000ffffefff] <6>[ 0.000000] Initmem setup node 0 [mem 0x00000000c0000000-0x00000000ffffefff] <6>[ 0.000000] psci: probing for conduit method from DT. <6>[ 0.000000] psci: PSCIv1.0 detected in firmware. <6>[ 0.000000] psci: Using standard PSCI v0.2 function IDs <6>[ 0.000000] psci: Trusted OS migration not required <6>[ 0.000000] psci: SMC Calling Convention v1.0 <6>[ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 <6>[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260607 <5>[ 0.000000] Kernel command line: console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.6.3:/var/lib/lava/dispatcher/tmp/881873/extract-nfsrootfs-eo31frho,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off <6>[ 0.000000] Memory: 920640K/1048572K available (17408K kernel code, 2712K rwdata, 8132K rodata, 2048K init, 6695K bss, 62396K reserved, 65536K cma-reserved, 196604K highmem) <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 <6>[ 0.000000] ftrace: allocating 55510 entries in 163 pages <6>[ 0.000000] ftrace: allocated 163 pages with 4 groups <6>[ 0.000000] Running RCU self tests <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU lockdep checking is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=2. <6>[ 0.000000] Rude variant of Tasks RCU enabled. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (virt). <6>[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns <6>[ 0.000015] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns <6>[ 0.000061] Switching to timer-based delay loop, resolution 41ns <6>[ 0.014709] Console: colour dummy device 80x30 <4>[ 0.014818] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.014864] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.014906] ... MAX_LOCK_DEPTH: 48 <4>[ 0.014948] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.014988] ... CLASSHASH_SIZE: 4096 <4>[ 0.015030] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.015071] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.015112] ... CHAINHASH_SIZE: 32768 <4>[ 0.015154] memory used by lock dependency info: 4061 kB <4>[ 0.015196] memory used for stack traces: 2112 kB <4>[ 0.015237] per task-struct memory footprint: 1536 bytes <6>[ 0.015375] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) <6>[ 0.015455] CPU: Testing write buffer coherency: ok <6>[ 0.015684] pid_max: default: 32768 minimum: 301 <6>[ 0.016187] LSM: Security Framework initializing <6>[ 0.016357] LSM support for eBPF active <6>[ 0.016558] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.016629] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.021582] CPU0: update cpu_capacity 1024 <6>[ 0.021654] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.026780] Setting up static identity map for 0xc0300000 - 0xc03000ac <6>[ 0.031693] rcu: Hierarchical SRCU implementation. <6>[ 0.048210] EFI services will not be available. <6>[ 0.049603] smp: Bringing up secondary CPUs ... <6>[ 0.053502] CPU1: update cpu_capacity 1024 <6>[ 0.053524] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.055032] smp: Brought up 1 node, 2 CPUs <6>[ 0.055134] SMP: Total of 2 processors activated (96.00 BogoMIPS). <6>[ 0.055178] CPU: All CPU(s) started in SVC mode. <6>[ 0.058661] devtmpfs: initialized <6>[ 0.181330] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 <6>[ 0.184946] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.185062] futex hash table entries: 512 (order: 3, 32768 bytes, linear) <6>[ 0.190783] pinctrl core: initialized pinctrl subsystem <6>[ 0.201412] DMI not present or invalid. <6>[ 0.204871] NET: Registered protocol family 16 <6>[ 0.218541] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.233307] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.235109] cpuidle: using governor menu <6>[ 0.235939] No ATAGs? <6>[ 0.236416] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. <6>[ 0.236528] hw-breakpoint: maximum watchpoint size is 8 bytes. <6>[ 0.249626] Serial: AMBA PL011 UART driver <6>[ 0.468972] /soc/interrupt-controller@5000d000: bank0 <6>[ 0.469095] /soc/interrupt-controller@5000d000: bank1 <6>[ 0.469164] /soc/interrupt-controller@5000d000: bank2 <6>[ 0.500341] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added <6>[ 0.507480] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added <6>[ 0.514782] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added <6>[ 0.521968] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added <6>[ 0.529123] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added <6>[ 0.536172] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added <6>[ 0.543338] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added <6>[ 0.550497] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added <6>[ 0.557494] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added <6>[ 0.559149] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized <6>[ 0.571884] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added <6>[ 0.572014] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized <6>[ 0.656664] Kprobes globally optimized <3>[ 0.700392] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517 <6>[ 0.713166] iommu: Default domain type: Translated <6>[ 0.715224] vgaarb: loaded <5>[ 0.720844] SCSI subsystem initialized <6>[ 0.724022] usbcore: registered new interface driver usbfs <6>[ 0.724432] usbcore: registered new interface driver hub <6>[ 0.724787] usbcore: registered new device driver usb <6>[ 0.730682] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.730746] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.730889] PTP clock support registered <6>[ 0.749080] clocksource: Switched to clocksource arch_sys_counter <6>[ 3.036547] NET: Registered protocol family 2 <6>[ 3.037483] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 3.042211] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 3.042472] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 3.042782] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 3.044697] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 3.046134] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 3.046646] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.047010] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.048091] NET: Registered protocol family 1 <6>[ 3.052133] RPC: Registered named UNIX socket transport module. <6>[ 3.052269] RPC: Registered udp transport module. <6>[ 3.052317] RPC: Registered tcp transport module. <6>[ 3.052364] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 3.052447] NET: Registered protocol family 44 <6>[ 3.052540] PCI: CLS 0 bytes, default 64 <6>[ 3.055028] Trying to unpack rootfs image as initramfs... <6>[ 5.561816] Freeing initrd memory: 15880K <6>[ 5.564621] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available <5>[ 5.574022] Initialise system trusted keyrings <6>[ 5.575470] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 5.643869] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 5.649151] NFS: Registering the id_resolver key type <5>[ 5.649490] Key type id_resolver registered <5>[ 5.649623] Key type id_legacy registered <6>[ 5.650534] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 5.650688] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 5.651004] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 5.653953] Key type asymmetric registered <5>[ 5.654173] Asymmetric key parser 'x509' registered <6>[ 5.654777] bounce: pool size: 64 pages <6>[ 5.655016] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 5.655168] io scheduler mq-deadline registered <6>[ 5.655228] io scheduler kyber registered <4>[ 5.656493] test_firmware: interface ready <6>[ 6.165585] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.187916] SuperH (H)SCI(F) driver initialized <6>[ 6.192150] msm_serial: driver initialized <6>[ 6.192988] STMicroelectronics ASC driver initialized <6>[ 6.198812] STM32 USART driver initialized <6>[ 6.202062] stm32-usart 4000e000.serial: rx dma alloc failed <6>[ 6.202136] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma) <6>[ 6.202198] stm32-usart 4000e000.serial: tx dma alloc failed <6>[ 6.202247] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma) <6>[ 6.202509] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart <6>[ 6.204217] serial serial0: tty port ttySTM2 registered <6>[ 6.207708] stm32-usart 40010000.serial: rx dma alloc failed <6>[ 6.207774] stm32-usart 40010000.serial: interrupt mode used for rx (no dma) <6>[ 6.207834] stm32-usart 40010000.serial: tx dma alloc failed <6>[ 6.207883] stm32-usart 40010000.serial: interrupt mode used for tx (no dma) <6>[ 6.208021] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart <6>[ 7.254344] printk: console [ttySTM0] enabled <6>[ 7.264271] stm32-usart 40018000.serial: rx dma alloc failed <6>[ 7.268831] stm32-usart 40018000.serial: interrupt mode used for rx (no dma) <6>[ 7.276357] stm32-usart 40018000.serial: tx dma alloc failed <6>[ 7.282175] stm32-usart 40018000.serial: interrupt mode used for tx (no dma) <6>[ 7.289571] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart <5>[ 7.330114] random: crng init done <6>[ 7.331460] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <6>[ 7.410662] brd: module loaded <6>[ 7.469377] loop: module loaded <6>[ 7.475420] lkdtm: No crash points registered, enable through debugfs <6>[ 7.550491] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.559416] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.563234] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.569851] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.575107] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.596138] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found <6>[ 7.601655] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found <6>[ 7.608586] stm32-dwmac 5800a000.ethernet: PTP uses main clock <6>[ 7.613992] stm32-dwmac 5800a000.ethernet: no reset control found <6>[ 7.622726] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42 <6>[ 7.628585] stm32-dwmac 5800a000.ethernet: DWMAC4/5 <6>[ 7.633978] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported <6>[ 7.641483] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported <6>[ 7.649062] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported <6>[ 7.656153] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported <6>[ 7.663182] stm32-dwmac 5800a000.ethernet: TSO supported <6>[ 7.668291] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer <6>[ 7.676555] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2) <6>[ 7.683297] stm32-dwmac 5800a000.ethernet: TSO feature enabled <6>[ 7.689406] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width <6>[ 7.773860] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.780602] usbcore: registered new interface driver pegasus <6>[ 7.786368] usbcore: registered new interface driver asix <6>[ 7.792055] usbcore: registered new interface driver ax88179_178a <6>[ 7.798353] usbcore: registered new interface driver cdc_ether <6>[ 7.804629] usbcore: registered new interface driver smsc75xx <6>[ 7.810647] usbcore: registered new interface driver smsc95xx <6>[ 7.816487] usbcore: registered new interface driver net1080 <6>[ 7.822558] usbcore: registered new interface driver cdc_subset <6>[ 7.828644] usbcore: registered new interface driver zaurus <6>[ 7.834653] usbcore: registered new interface driver cdc_ncm <6>[ 7.852303] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.857840] ehci-pci: EHCI PCI platform driver <6>[ 7.862875] ehci-platform: EHCI generic platform driver <6>[ 7.870187] ehci-orion: EHCI orion driver <6>[ 7.873877] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.878015] ehci-st: EHCI STMicroelectronics driver <6>[ 7.883348] ehci-exynos: EHCI Exynos driver <6>[ 7.887609] ehci-atmel: EHCI Atmel driver <6>[ 7.891979] tegra-ehci: Tegra EHCI driver <6>[ 7.896174] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.902149] ohci-pci: OHCI PCI platform driver <6>[ 7.906974] ohci-platform: OHCI generic platform driver <6>[ 7.913043] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.917133] ohci-st: OHCI STMicroelectronics driver <6>[ 7.922380] ohci-atmel: OHCI Atmel driver <6>[ 7.929595] usbcore: registered new interface driver usb-storage <3>[ 7.958323] stm32_rtc 5c004000.rtc: IRQ index 1 not found <4>[ 7.962706] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6 <6>[ 7.974601] stm32_rtc 5c004000.rtc: registered as rtc0 <6>[ 7.978761] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:25 UTC (946684825) <4>[ 7.989306] stm32_rtc 5c004000.rtc: Date/Time must be initialized <6>[ 7.994280] stm32_rtc 5c004000.rtc: registered rev:1.2 <6>[ 8.005591] i2c /dev entries driver <6>[ 8.043982] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter <6>[ 8.076213] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter <6>[ 8.118915] stpmic1 2-0033: PMIC Chip Version: 0x10 <6>[ 8.149443] vddcore: supplied by regulator-dummy <6>[ 8.159899] vdd_ddr: supplied by regulator-dummy <6>[ 8.169453] vdd: supplied by regulator-dummy <6>[ 8.178475] v3v3: supplied by regulator-dummy <6>[ 8.187106] vdda: Bringing 1800000uV into 2900000-2900000uV <6>[ 8.194330] vdda: supplied by v3v3 <6>[ 8.202594] v2v8: Bringing 1800000uV into 2800000-2800000uV <6>[ 8.209817] v2v8: supplied by v3v3 <6>[ 8.216068] vtt_ddr: supplied by vdd_ddr <6>[ 8.226103] vdd_usb: supplied by regulator-dummy <6>[ 8.232795] vdd_sd: supplied by v3v3 <6>[ 8.242274] v1v8: Bringing 1000000uV into 1800000-1800000uV <6>[ 8.249429] v1v8: supplied by v3v3 <6>[ 8.254435] vref_ddr: supplied by regulator-dummy <6>[ 8.265657] bst_out: supplied by regulator-dummy <6>[ 8.273792] vbus_otg: supplied by bst_out <6>[ 8.281086] vbus_sw: supplied by bst_out <6>[ 8.301094] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0 <4>[ 8.320849] at24 2-0053: supply vcc not found, using dummy regulator <6>[ 8.330448] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write <6>[ 8.336560] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter <6>[ 8.379942] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully <6>[ 8.421467] sdhci: Secure Digital Host Controller Interface driver <6>[ 8.426526] sdhci: Copyright(c) Pierre Ossman <6>[ 8.438365] mmci-pl18x 58005000.sdmmc: Got CD GPIO <6>[ 8.439837] Synopsys Designware Multimedia Card Interface Driver <6>[ 8.447711] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio) <6>[ 8.454876] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 8.474304] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio) <6>[ 8.485107] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 8.494173] usbcore: registered new interface driver usbhid <6>[ 8.498617] usbhid: USB HID core driver <4>[ 8.524052] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) <6>[ 8.527093] ipip: IPv4 and MPLS over IPv4 tunneling driver <4>[ 8.530716] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.537655] IPv4 over IPsec tunneling driver <4>[ 8.547516] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.551090] NET: Registered protocol family 10 <4>[ 8.557007] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) <6>[ 8.568027] Segment Routing with IPv6 <4>[ 8.568995] mmc1: queuing unknown CIS tuple 0x80 (6 bytes) <6>[ 8.579262] NET: Registered protocol family 17 <5>[ 8.584917] Key type dns_resolver registered <6>[ 8.588322] ThumbEE CPU extension supported. <5>[ 8.592804] Registering SWP/SWPB emulation handler <5>[ 8.599728] Loading compiled-in X.509 certificates <6>[ 8.609421] mmc0: new high speed SDXC card at address e624 <6>[ 8.676171] mmc1: new high speed SDIO card at address 0001 <6>[ 8.686537] mmcblk0: mmc0:e624 SD64G 59.5 GiB <4>[ 8.718083] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 8.724741] GPT:3204245 != 124735487 <4>[ 8.728339] GPT:Alternate GPT header not at the end of the disk. <4>[ 8.734815] GPT:3204245 != 124735487 <4>[ 8.738467] GPT: Use GNU Parted to correct GPT errors. <6>[ 8.744076] mmcblk0: p1 p2 p3 p4 <6>[ 8.844366] stm32-dma 48000000.dma-controller: STM32 DMA driver registered <6>[ 8.860986] stm32-dma 48001000.dma-controller: STM32 DMA driver registered <6>[ 8.886313] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered <6>[ 8.896086] buck-io: supplied by vdd <6>[ 8.901541] usb33: supplied by vdd_usb <6>[ 8.912399] reg11: supplied by buck-io <6>[ 8.917037] reg18: supplied by buck-io <6>[ 8.925130] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0 <6>[ 8.963827] spi-nor spi0.0: w25q16dw (2048 Kbytes) <4>[ 8.996451] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator <4>[ 9.004297] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator <6>[ 9.148142] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM <6>[ 9.158492] dwc2 49000000.usb-otg: DWC OTG Controller <6>[ 9.163186] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1 <6>[ 9.170460] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000 <6>[ 9.185506] hub 1-0:1.0: USB hub found <6>[ 9.188811] hub 1-0:1.0: 1 port detected <6>[ 9.218450] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller <6>[ 9.223804] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2 <6>[ 9.233585] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000 <6>[ 9.269250] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00 <6>[ 9.281400] hub 2-0:1.0: USB hub found <6>[ 9.284349] hub 2-0:1.0: 2 ports detected <6>[ 9.305721] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio) <6>[ 9.447226] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL) <6>[ 9.462859] mmc2: new DDR MMC card at address 0001 <6>[ 9.462870] dwmac4: Master AXI performs any burst length <6>[ 9.469882] mmcblk2: mmc2:0001 DG4008 7.28 GiB <6>[ 9.472208] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found <6>[ 9.477885] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB <6>[ 9.491931] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB <6>[ 9.499950] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0) <4>[ 9.520293] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 9.526585] GPT:3145727 != 15273599 <4>[ 9.530457] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.536622] GPT:3145727 != 15273599 <4>[ 9.540426] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.545891] mmcblk2: p1 p2 p3 p4 <6>[ 9.684738] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported <6>[ 9.694392] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock <6>[ 9.706580] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode <6>[ 9.759256] usb 2-1: new high-speed USB device number 2 using ehci-platform <6>[ 9.965953] hub 2-1:1.0: USB hub found <6>[ 9.969207] hub 2-1:1.0: 3 ports detected <6>[ 19.143156] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 19.159396] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 19.190821] Sending DHCP requests ., OK <6>[ 19.312053] IP-Config: Got DHCP answer from 192.168.6.1, my address is 192.168.6.30 <6>[ 19.319922] IP-Config: Complete: <6>[ 19.323242] device=eth0, hwaddr=80:1f:12:cc:2a:a4, ipaddr=192.168.6.30, mask=255.255.255.0, gw=192.168.6.1 <6>[ 19.333710] host=192.168.6.30, domain=, nis-domain=(none) <6>[ 19.339818] bootserver=192.168.6.1, rootserver=192.168.6.3, rootpath= <6>[ 19.339848] nameserver0=10.255.253.1 <6>[ 19.352394] clk: Disabling unused clocks <6>[ 19.446262] Freeing unused kernel memory: 2048K <6>[ 19.480160] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 30.308816] Bluetooth: Core ver 2.22 <6>[ 30.311767] NET: Registered protocol family 31 <6>[ 30.315976] Bluetooth: HCI device and connection manager initialized <6>[ 30.323210] Bluetooth: HCI socket layer initialized <6>[ 30.327812] Bluetooth: L2CAP socket layer initialized <6>[ 30.333647] Bluetooth: SCO socket layer initialized <5>[ 30.362705] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 30.506448] Bluetooth: HCI UART driver ver 2.3 <6>[ 30.510061] Bluetooth: HCI UART protocol H4 registered <6>[ 30.516642] Bluetooth: HCI UART protocol Broadcom registered <4>[ 30.517765] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator <4>[ 30.531325] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator <6>[ 30.911685] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv]) <6>[ 30.917754] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652 <6>[ 30.962717] Bluetooth: hci0: BCM: chip id 107 <6>[ 30.967482] Bluetooth: hci0: BCM: features 0x2f <6>[ 30.973813] Bluetooth: hci0: BCM4345C0 <6>[ 30.976450] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000 <3>[ 30.986826] Bluetooth: hci0: BCM: firmware Patch file not found, tried: <3>[ 30.992435] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd' <3>[ 30.997736] Bluetooth: hci0: BCM: 'brcm/BCM.hcd' <6>[ 31.052313] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS <6>[ 31.123183] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 2 <6>[ 31.727590] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 1 <5>[ 31.747451] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 31.763507] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 31.774628] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 31.782669] cfg80211: failed to load regulatory.db <6>[ 31.819905] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 31.869806] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 32.219652] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 <4>[ 32.232763] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2 <3>[ 33.269811] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000): clkctl 0x50 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 ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/eth0 found done. Begin: Waiting up to 180 secs for any network device to become available ... done. IP-Config: eth0 hardware address 80:1f:12:cc:2a:a4 mtu 1500 DHCP IP-Config: eth0 guessed broadcast address 192.168.6.255 IP-Config: eth0 complete (dhcp from 192.168.6.1): address: 192.168.6.30 broadcast: 192.168.6.255 netmask: 255.255.255.0 gateway: 192.168.6.1 dns0 : 10.255.253.1 dns1 : 0.0.0.0 rootserver: 192.168.6.1 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. <30>[ 36.907945] systemd[1]: System time before build time, advancing clock. <30>[ 37.238249] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified) <30>[ 37.274767] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m! <30>[ 37.340574] systemd[1]: Hostname set to . <30>[ 40.892920] systemd[1]: Queued start job for default target graphical.target. <30>[ 40.921021] systemd[1]: Created slice system-getty.slice - Slice /system/getty. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m - Slice /system/getty. <30>[ 40.975520] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe. [[0;32m OK [0m] Created slice [0;1;39msystem-modpr…lice[0m - Slice /system/modprobe. <30>[ 41.025722] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty. [[0;32m OK [0m] Created slice [0;1;39msystem-seria…[0m - Slice /system/serial-getty. <30>[ 41.074052] systemd[1]: Created slice user.slice - User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39muser.slice[0m - User and Session Slice. <30>[ 41.122912] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39msystemd-ask-passwo…quests to Console Directory Watch. <30>[ 41.172240] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39msystemd-ask-passwo… Requests to Wall Directory Watch. <30>[ 41.220607] systemd[1]: proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/binfmt_misc). <30>[ 41.239758] systemd[1]: Expecting device dev-ttySTM0.device - /dev/ttySTM0... Expecting device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0... <30>[ 41.279882] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes. <30>[ 41.320140] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes. <30>[ 41.370247] systemd[1]: Reached target paths.target - Path Units. [[0;32m OK [0m] Reached target [0;1;39mpaths.target[0m - Path Units. <30>[ 41.409984] systemd[1]: Reached target remote-fs.target - Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mremote-fs.target[0m - Remote File Systems. <30>[ 41.449858] systemd[1]: Reached target slices.target - Slice Units. [[0;32m OK [0m] Reached target [0;1;39mslices.target[0m - Slice Units. <30>[ 41.490171] systemd[1]: Reached target swap.target - Swaps. [[0;32m OK [0m] Reached target [0;1;39mswap.target[0m - Swaps. <30>[ 41.530255] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes. <30>[ 41.572433] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39msystemd-initc… initctl Compatibility Named Pipe. <30>[ 41.695445] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 41.716325] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39msystemd-journ…t[0m - Journal Socket (/dev/log). <30>[ 41.764959] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket. <30>[ 41.815358] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-netwo… - Network Service Netlink Socket. <30>[ 41.869628] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-udevd….socket[0m - udev Control Socket. <30>[ 41.913570] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-udevd…l.socket[0m - udev Kernel Socket. <30>[ 41.962727] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages). <30>[ 41.978398] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue). <30>[ 42.009930] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System... <30>[ 42.067577] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System... <30>[ 42.132522] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes... Starting [0;1;39mkmod-static-nodes…ate List of Static Device Nodes... <30>[ 42.230599] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs... <30>[ 42.322126] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod... Starting [0;1;39mmodprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... <30>[ 42.391557] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm... <30>[ 42.460672] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 42.529714] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse... <30>[ 42.569664] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... <30>[ 42.651739] systemd[1]: Starting systemd-journald.service - Journal Service... Starting [0;1;39msystemd-journald.service[0m - Journal Service... <6>[ 42.722867] fuse: init (API version 7.32) <30>[ 42.761575] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules... <30>[ 42.818475] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line... Starting [0;1;39msystemd-network-g… units from Kernel command line... <30>[ 42.920015] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems... Starting [0;1;39msystemd-remount-f…nt Root and Kernel File Systems... <30>[ 43.029655] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 43.266773] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39msys-kernel-debug.m…nt[0m - Kernel Debug File System. <30>[ 43.384382] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39msys-kernel-tracing…nt[0m - Kernel Trace File System. <30>[ 43.480592] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes. [[0;32m OK [0m] Finished [0;1;39mkmod-static-nodes…reate List of Static Device Nodes. <30>[ 43.694109] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 43.714866] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mmodprobe@configfs…[0m - Load Kernel Module configfs. <30>[ 43.801192] systemd[1]: modprobe@dm_mod.service: Deactivated successfully. <30>[ 43.823011] systemd[1]: Finished modprobe@dm_mod.service - Load Kernel Module dm_mod. [[0;32m OK [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod. <30>[ 43.884469] systemd[1]: modprobe@drm.service: Deactivated successfully. <30>[ 43.905188] systemd[1]: Finished modprobe@drm.service - Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm. <30>[ 43.950630] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. <30>[ 43.963962] systemd[1]: Finished modprobe@efi_pstore.service - Load Kernel Module efi_pstore. [[0;32m OK [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore. <30>[ 44.030887] systemd[1]: modprobe@fuse.service: Deactivated successfully. <30>[ 44.053074] systemd[1]: Finished modprobe@fuse.service - Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mmodprobe@fuse.service[0m - Load Kernel Module fuse. <30>[ 44.103232] systemd[1]: modprobe@loop.service: Deactivated successfully. <30>[ 44.125124] systemd[1]: Finished modprobe@loop.service - Load Kernel Module loop. [[0;32m OK [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop. <30>[ 44.196937] systemd[1]: Finished systemd-modules-load.service - Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39msystemd-modules-l…service[0m - Load Kernel Modules. <30>[ 44.262955] systemd[1]: Started systemd-journald.service - Journal Service. [[0;32m OK [0m] Started [0;1;39msystemd-journald.service[0m - Journal Service. [[0;32m OK [0m] Finished [0;1;39msystemd-network-g…rk units from Kernel command line. [[0;32m OK [0m] Finished [0;1;39msystemd-remount-f…ount Root and Kernel File Systems. [[0;32m OK [0m] Reached target [0;1;39mnetwork-pre…get[0m - Preparation for Network. Mounting [0;1;39msys-fs-fuse-conne…[0m - FUSE Control File System... Mounting [0;1;39msys-kernel-config…ernel Configuration File System... Starting [0;1;39msystemd-journal-f…h Journal to Persistent Storage... Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed... Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables... Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users... <46>[ 45.133906] systemd-journald[215]: Received client request to flush runtime journal. [[0;32m OK [0m] Mounted [0;1;39msys-fs-fuse-connec…nt[0m - FUSE Control File System. [[0;32m OK [0m] Mounted [0;1;39msys-kernel-config.… Kernel Configuration File System. [[0;32m OK [0m] Finished [0;1;39msystemd-random-se…rvice[0m - Load/Save Random Seed. [[0;32m OK [0m] Finished [0;1;39msystemd-sysusers.service[0m - Create System Users. Starting [0;1;39msystemd-tmpfiles-…ate Static Device Nodes in /dev... [[0;32m OK [0m] Finished [0;1;39msystemd-sysctl.service[0m - Apply Kernel Variables. [[0;32m OK [0m] Finished [0;1;39msystemd-tmpfiles-…reate Static Device Nodes in /dev. [[0;32m OK [0m] Reached target [0;1;39mlocal-fs-pr…reparation for Local File Systems. [[0;32m OK [0m] Reached target [0;1;39mlocal-fs.target[0m - Local File Systems. Starting [0;1;39msystemd-udevd.ser…ger for Device Events and Files... [[0;32m OK [0m] Finished [0;1;39msystemd-journal-f…ush Journal to Persistent Storage. Starting [0;1;39msystemd-tmpfiles-… Volatile Files and Directories... [[0;32m OK [0m] Started [0;1;39msystemd-udevd.serv…nager for Device Events and Files. Starting [0;1;39msystemd-networkd.…ice[0m - Network Configuration... [[0;32m OK [0m] Finished [0;1;39msystemd-tmpfiles-…te Volatile Files and Directories. Starting [0;1;39msystemd-timesyncd… - Network Time Synchronization... Starting [0;1;39msystemd-update-ut…rd System Boot/Shutdown in UTMP... [[0;32m OK [0m] Finished [0;1;39msystemd-update-ut…cord System Boot/Shutdown in UTMP. [[0;32m OK [0m] Started [0;1;39msystemd-networkd.service[0m - Network Configuration. [[0;32m OK [0m] Reached target [0;1;39mnetwork.target[0m - Network. [[0;32m OK [0m] Started [0;1;39msystemd-timesyncd.…0m - Network Time Synchronization. [[0;32m OK [0m] Reached target [0;1;39mtime-set.target[0m - System Time Set. <46>[ 51.676552] systemd-journald[215]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation. <46>[ 51.696272] systemd-journald[215]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating. [[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (12s / 1min 30s) M [K[[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (13s / 1min 30s) M [K[[0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (13s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (14s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (14s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (15s / no limit) M [K[ [0;31m*[0;1;31m*[0m] (1 of 2) Job dev-ttySTM0.device/start running (15s / 1min 30s) M [K[ [0;31m*[0m] (1 of 2) Job dev-ttySTM0.device/start running (16s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m] (1 of 2) Job dev-ttySTM0.device/start running (17s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (17s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (18s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (18s / no limit) M [K[[0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (19s / 1min 30s) M [K[[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (20s / 1min 30s) M [K[[0;32m OK [0m] Finished [0;1;39msystemd-udev-trig…e[0m - Coldplug All udev Devices. [K[[0;32m OK [0m] Found device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0. [[0;32m OK [0m] Reached target [0;1;39mbluetooth.target[0m - Bluetooth Support. [[0;32m OK [0m] Reached target [0;1;39musb-gadget.…m - Hardware activated USB gadget. [[0;32m OK [0m] Listening on [0;1;39msystemd-rfkil…l Switch Status /dev/rfkill Watch. Starting [0;1;39mmodprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... [[0;32m OK [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod. [[0;32m OK [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore. [[0;32m OK [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop. [[0;32m OK [0m] Reached target [0;1;39msysinit.target[0m - System Initialization. [[0;32m OK [0m] Started [0;1;39mapt-daily.timer[0m - Daily apt download activities. [[0;32m OK [0m] Started [0;1;39mapt-daily-upgrade.… apt upgrade and clean activities. [[0;32m OK [0m] Started [0;1;39mdpkg-db-backup.tim… Daily dpkg database backup timer. [[0;32m OK [0m] Started [0;1;39me2scrub_all.timer…etadata Check for All Filesystems. [[0;32m OK [0m] Started [0;1;39mfstrim.timer[0m - Discard unused blocks once a week. [[0;32m OK [0m] Started [0;1;39msystemd-tmpfiles-c… Cleanup of Temporary Directories. [[0;32m OK [0m] Reached target [0;1;39mtimers.target[0m - Timer Units. [[0;32m OK [0m] Listening on [0;1;39mdbus.socket[…- D-Bus System Message Bus Socket. [[0;32m OK [0m] Reached target [0;1;39msockets.target[0m - Socket Units. [[0;32m OK [0m] Reached target [0;1;39mbasic.target[0m - Basic System. Starting [0;1;39malsa-restore.serv…- Save/Restore Sound Card State... Starting [0;1;39mdbus.service[0m - D-Bus System Message Bus... Starting [0;1;39me2scrub_reap.serv…e ext4 Metadata Check Snapshots... Starting [0;1;39msystemd-logind.se…ice[0m - User Login Management... Starting [0;1;39msystemd-rfkill.se…Load/Save RF Kill Switch Status... Starting [0;1;39msystemd-user-sess…vice[0m - Permit User Sessions... [[0;32m OK [0m] Finished [0;1;39malsa-restore.serv…m - Save/Restore Sound Card State. [[0;32m OK [0m] Reached target [0;1;39msound.target[0m - Sound Card. [[0;32m OK [0m] Started [0;1;39msystemd-rfkill.ser…- Load/Save RF Kill Switch Status. [[0;32m OK [0m] Finished [0;1;39msystemd-user-sess…ervice[0m - Permit User Sessions. [[0;32m OK [0m] Started [0;1;39mgetty@tty1.service[0m - Getty on tty1. [[0;32m OK [0m] Started [0;1;39mserial-getty@ttyST…ice[0m - Serial Getty on ttySTM0. [[0;32m OK [0m] Reached target [0;1;39mgetty.target[0m - Login Prompts. [[0;32m OK [0m] Started [0;1;39mdbus.service[0m - D-Bus System Message Bus. [[0;32m OK [0m] Finished [0;1;39me2scrub_reap.serv…ine ext4 Metadata Check Snapshots. [[0;32m OK [0m] Started [0;1;39msystemd-logind.service[0m - User Login Management. [[0;32m OK [0m] Reached target [0;1;39mmulti-user.target[0m - Multi-User System. [[0;32m OK [0m] Reached target [0;1;39mgraphical.target[0m - Graphical Interface. Starting [0;1;39msystemd-update-ut… Record Runlevel Change in UTMP... [[0;32m OK [0m] Finished [0;1;39msystemd-update-ut… - Record Runlevel Change in UTMP. Debian GNU/Linux 12 debian-bookworm-armhf ttySTM0 debian-bookworm-armhf login: root (automatic login) Linux debian-bookworm-armhf 5.10.228-cip53 #1 SMP Tue Oct 22 14:44:50 UTC 2024 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/881873/extract-nfsrootfs-eo31frho' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/881873/extract-nfsrootfs-eo31frho' / # export NFS_SERVER_IP='192.168.6.3' export NFS_SERVER_IP='192.168.6.3' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-881873/environment . /lava-881873/environment / # /lava-881873/bin/lava-test-runner /lava-881873/0 /lava-881873/bin/lava-test-runner /lava-881873/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-881873/0/tests/0_timesync-off ++ cat uuid + UUID=881873_1.6.2.4.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-881873/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=881873_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.226-cip53-574-g3d1f69eceab0/arm/multi_v7_defconfig+kselftest/gcc-12/kselftest.tar.xz -L '' -S /dev/null -b stm32mp157a-dhcor-avenger96 -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 -E '' INFO: install_deps skipped --2024-10-22 16:34:14-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.226-cip53-574-g3d1f69eceab0/arm/multi_v7_defconfig+kselftest/gcc-12/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82 Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1616764 (1.5M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 3%[ ] 47.54K 168KB/s kselftest_armhf.tar 13%[=> ] 218.67K 385KB/s kselftest_armhf.tar 56%[==========> ] 893.67K 1.02MB/s kselftest_armhf.tar 100%[===================>] 1.54M 1.71MB/s in 0.9s 2024-10-22 16:34:15 (1.71 MB/s) - 'kselftest_armhf.tar.gz' saved [1616764/1616764] skiplist: ======================================== ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== shardfile-lkdtm pass <12>[ 106.175080] 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 <6>[ 107.654612] lkdtm: Performing direct entry BUG <4>[ 107.658351] ------------[ cut here ]------------ <2>[ 107.663096] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 107.668600] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 107.674021] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 107.713089] CPU: 0 PID: 663 Comm: cat Not tainted 5.10.228-cip53 #1 <4>[ 107.719630] Hardware name: STM32 (Device Tree Support) <4>[ 107.725068] PC is at lkdtm_BUG+0x14/0x18 <4>[ 107.729250] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 107.733963] pc : [] lr : [] psr: a0080013 <4>[ 107.740516] sp : c691de58 ip : c691de68 fp : c691de64 <4>[ 107.746020] r10: 00000004 r9 : 00000001 r8 : c691df60 <4>[ 107.751526] r7 : 00000004 r6 : c15ec380 r5 : c1ad3608 r4 : c5b2e000 <4>[ 107.758342] r3 : c0c684d8 r2 : 3c3af9e9 r1 : ef7955e0 r0 : c15ec388 <4>[ 107.765159] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 107.772586] Control: 10c5387d Table: c5f5006a DAC: 00000051 <0>[ 107.778621] Process cat (pid: 663, stack limit = 0x56fbbe21) <0>[ 107.784558] Stack: (0xc691de58 to 0xc691e000) <0>[ 107.789193] de40: c691de74 c691de68 <0>[ 107.797673] de60: c0c67f94 c0c684e4 c691de9c c691de78 c0c6846c c0c67f74 c0c68358 c5e48dc0 <0>[ 107.806150] de80: b6dcf000 00000004 c3b0a180 c691df60 c691dec4 c691dea0 c07f03f4 c0c68364 <0>[ 107.814627] dea0: c5e48dc0 c07f0390 b6dcf000 c2905000 c691df60 c691c000 c691df5c c691dec8 <0>[ 107.823103] dec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c691c000 <0>[ 107.831579] dee0: b6dcf000 00020000 00000004 00000004 0001fffc c691dee0 00000001 00000000 <0>[ 107.840055] df00: c5f8e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 107.848532] df20: 00000000 00000000 c13c7864 3c3af9e9 c206ba80 c5e48dc0 c5e48dc0 c691c000 <0>[ 107.857008] df40: 00000004 00000000 00000000 00000004 c691df94 c691df60 c05a4180 c05a3a98 <0>[ 107.865486] df60: 00000000 00000000 c691dfac 3c3af9e9 00000004 00000004 7ff00000 00000004 <0>[ 107.873963] df80: c03002e4 c691c000 c691dfa4 c691df98 c05a4210 c05a4108 00000000 c691dfa8 <0>[ 107.882440] dfa0: c03000c0 c05a4204 00000004 00000004 00000001 b6dcf000 00000004 00000001 <0>[ 107.890916] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 0045fe38 <0>[ 107.899392] dfe0: 00000004 bee567e8 b6e9533b b6e0e616 60080030 00000001 00000000 00000000 <0>[ 107.907860] Backtrace: <0>[ 107.910587] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 107.918450] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 107.926752] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 107.934959] r9:c691df60 r8:c3b0a180 r7:00000004 r6:b6dcf000 r5:c5e48dc0 r4:c0c68358 <0>[ 107.943003] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 107.951126] r9:c691c000 r8:c691df60 r7:c2905000 r6:b6dcf000 r5:c07f0390 r4:c5e48dc0 <0>[ 107.959169] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 107.966593] r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c691c000 r5:c5e48dc0 <0>[ 107.974711] r4:c5e48dc0 <0>[ 107.977518] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 107.984944] r9:c691c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <0>[ 107.992986] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 108.000840] Exception stack(0xc691dfa8 to 0xc691dff0) <0>[ 108.006175] dfa0: 00000004 00000004 00000001 b6dcf000 00000004 00000001 <0>[ 108.014654] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 0045fe38 <0>[ 108.023125] dfe0: 00000004 bee567e8 b6e9533b b6e0e616 <0>[ 108.028460] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 108.034841] ---[ end trace fd86d84e67c1db21 ]--- <3>[ 108.039731] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 108.048904] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 663, name: cat <4>[ 108.056852] INFO: lockdep is turned off. <4>[ 108.061048] irq event stamp: 1612 <4>[ 108.064641] hardirqs last enabled at (1611): [] console_unlock+0x684/0x700 <4>[ 108.072765] hardirqs last disabled at (1612): [] __und_svc+0x60/0x6c <4>[ 108.080282] softirqs last enabled at (1050): [] __do_softirq+0x340/0x5d8 <4>[ 108.088235] softirqs last disabled at (1039): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 108.096361] CPU: 0 PID: 663 Comm: cat Tainted: G D 5.10.228-cip53 #1 <4>[ 108.104306] Hardware name: STM32 (Device Tree Support) <4>[ 108.109724] Backtrace: <4>[ 108.112446] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 108.120306] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d198 <4>[ 108.126252] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 108.133858] [] (dump_stack) from [] (___might_sleep+0x18c/0x2e4) <4>[ 108.141892] r9:00000001 r8:c691dce0 r7:c035d62c r6:00000031 r5:c19cf40c r4:c691c000 <4>[ 108.149935] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 108.158052] r6:00000000 r5:00000031 r4:c19cf40c <4>[ 108.162957] [] (__might_sleep) from [] (exit_signals+0x5c/0x424) <4>[ 108.170987] r6:00000000 r5:c691c000 r4:c5ca6c00 <4>[ 108.175891] [] (exit_signals) from [] (do_exit+0x104/0xb24) <4>[ 108.183488] r9:0000000b r8:bf000000 r7:ffffe000 r6:c691dd28 r5:00000000 r4:c5ca6c00 <4>[ 108.191531] [] (do_exit) from [] (make_task_dead+0x58/0x64) <4>[ 108.199121] r7:c1e1c88c <4>[ 108.201929] [] (make_task_dead) from [] (die+0x36c/0x378) <4>[ 108.209355] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 108.216696] r10:00000004 r9:c691c000 r8:c691df60 r7:00000000 r6:c691ddc8 r5:c0c684ec <4>[ 108.224815] r4:e7f001f2 <4>[ 108.227621] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 108.235826] Exception stack(0xc691ddc8 to 0xc691de10) <4>[ 108.241162] ddc0: c15ec388 ef7955e0 3c3af9e9 c0c684d8 c5b2e000 c1ad3608 <4>[ 108.249640] dde0: c15ec380 00000004 c691df60 00000001 00000004 c691de64 c691de68 c691de58 <4>[ 108.258112] de00: c0c67f94 c0c684ec a0080013 ffffffff <4>[ 108.263445] r7:c691ddfc r6:ffffffff r5:a0080013 r4:c0c684f0 <4>[ 108.269396] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 108.277263] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 108.285565] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 108.293776] r9:c691df60 r8:c3b0a180 r7:00000004 r6:b6dcf000 r5:c5e48dc0 r4:c0c68358 <4>[ 108.301819] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 108.309943] r9:c691c000 r8:c691df60 r7:c2905000 r6:b6dcf000 r5:c07f0390 r4:c5e48dc0 <4>[ 108.317984] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 108.325411] r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c691c000 r5:c5e48dc0 <4>[ 108.333528] r4:c5e48dc0 <4>[ 108.336336] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 108.343762] r9:c691c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <4>[ 108.351804] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 108.359659] Exception stack(0xc691dfa8 to 0xc691dff0) <4>[ 108.364995] dfa0: 00000004 00000004 00000001 b6dcf000 00000004 00000001 <4>[ 108.373474] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 0045fe38 <4>[ 108.381946] dfe0: 00000004 bee567e8 b6e9533b b6e0e616 # Segmentation fault # [ 107.654612] lkdtm: Performing direct entry BUG # [ 107.658351] ------------[ cut here ]------------ # [ 107.663096] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 107.668600] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 107.674021] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 107.713089] CPU: 0 PID: 663 Comm: cat Not tainted 5.10.228-cip53 #1 # [ 107.719630] Hardware name: STM32 (Device Tree Support) # [ 107.725068] PC is at lkdtm_BUG+0x14/0x18 # [ 107.729250] LR is at lkdtm_do_action+0x2c/0x4c # [ 107.733963] pc : [] lr : [] psr: a0080013 # [ 107.740516] sp : c691de58 ip : c691de68 fp : c691de64 # [ 107.746020] r10: 00000004 r9 : 00000001 r8 : c691df60 # [ 107.751526] r7 : 00000004 r6 : c15ec380 r5 : c1ad3608 r4 : c5b2e000 # [ 107.758342] r3 : c0c684d8 r2 : 3c3af9e9 r1 : ef7955e0 r0 : c15ec388 # [ 107.765159] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 107.772586] Control: 10c5387d Table: c5f5006a DAC: 00000051 # [ 107.778621] Process cat (pid: 663, stack limit = 0x56fbbe21) # [ 107.784558] Stack: (0xc691de58 to 0xc691e000) # [ 107.789193] de40: c691de74 c691de68 # [ 107.797673] de60: c0c67f94 c0c684e4 c691de9c c691de78 c0c6846c c0c67f74 c0c68358 c5e48dc0 # [ 107.806150] de80: b6dcf000 00000004 c3b0a180 c691df60 c691dec4 c691dea0 c07f03f4 c0c68364 # [ 107.814627] dea0: c5e48dc0 c07f0390 b6dcf000 c2905000 c691df60 c691c000 c691df5c c691dec8 # [ 107.823103] dec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c691c000 # [ 107.831579] dee0: b6dcf000 00020000 00000004 00000004 0001fffc c691dee0 00000001 00000000 # [ 107.840055] df00: c5f8e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 107.848532] df20: 00000000 00000000 c13c7864 3c3af9e9 c206ba80 c5e48dc0 c5e48dc0 c691c000 # [ 107.857008] df40: 00000004 00000000 00000000 00000004 c691df94 c691df60 c05a4180 c05a3a98 # [ 107.865486] df60: 00000000 00000000 c691dfac 3c3af9e9 00000004 00000004 7ff00000 00000004 # [ 107.873963] df80: c03002e4 c691c000 c691dfa4 c691df98 c05a4210 c05a4108 00000000 c691dfa8 # [ 107.882440] dfa0: c03000c0 c05a4204 00000004 00000004 00000001 b6dcf000 00000004 00000001 # [ 107.890916] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 0045fe38 # [ 107.899392] dfe0: 00000004 bee567e8 b6e9533b b6e0e616 60080030 00000001 00000000 00000000 # [ 107.907860] Backtrace: # [ 107.910587] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 107.918450] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 107.926752] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 107.934959] r9:c691df60 r8:c3b0a180 r7:00000004 r6:b6dcf000 r5:c5e48dc0 r4:c0c68358 # [ 107.943003] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 107.951126] r9:c691c000 r8:c691df60 r7:c2905000 r6:b6dcf000 r5:c07f0390 r4:c5e48dc0 # [ 107.959169] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 107.966593] r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c691c000 r5:c5e48dc0 # [ 107.974711] r4:c5e48dc0 # [ 107.977518] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 107.984944] r9:c691c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 107.992986] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.000840] Exception stack(0xc691dfa8 to 0xc691dff0) # [ 108.006175] dfa0: 00000004 00000004 00000001 b6dcf000 00000004 00000001 # [ 108.014654] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 0045fe38 # [ 108.023125] dfe0: 00000004 bee567e8 b6e9533b b6e0e616 # [ 108.028460] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 108.034841] ---[ end trace fd86d84e67c1db21 ]--- # [ 108.039731] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 108.048904] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 663, name: cat # [ 108.056852] INFO: lockdep is turned off. # [ 108.061048] irq event stamp: 1612 # [ 108.064641] hardirqs last enabled at (1611): [] console_unlock+0x684/0x700 # [ 108.072765] hardirqs last disabled at (1612): [] __und_svc+0x60/0x6c # [ 108.080282] softirqs last enabled at (1050): [] __do_softirq+0x340/0x5d8 # [ 108.088235] softirqs last disabled at (1039): [] __irq_exit_rcu+0x178/0x1d0 # [ 108.096361] CPU: 0 PID: 663 Comm: cat Tainted: G D 5.10.228-cip53 #1 # [ 108.104306] Hardware name: STM32 (Device Tree Support) # [ 108.109724] Backtrace: # [ 108.112446] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 108.120306] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d198 # [ 108.126252] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 108.133858] [] (dump_stack) from [] (___might_sleep+0x18c/0x2e4) # [ 108.141892] r9:00000001 r8:c691dce0 r7:c035d62c r6:00000031 r5:c19cf40c r4:c691c000 # [ 108.149935] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 108.158052] r6:00000000 r5:00000031 r4:c19cf40c # [ 108.162957] [] (__might_sleep) from [] (exit_signals+0x5c/0x424) # [ 108.170987] r6:00000000 r5:c691c000 r4:c5ca6c00 # [ 108.175891] [] (exit_signals) from [] (do_exit+0x104/0xb24) # [ 108.183488] r9:0000000b r8:bf000000 r7:ffffe000 r6:c691dd28 r5:00000000 r4:c5ca6c00 # [ 108.191531] [] (do_exit) from [] (make_task_dead+0x58/0x64) # [ 108.199121] r7:c1e1c88c # [ 108.201929] [] (make_task_dead) from [] (die+0x36c/0x378) # [ 108.209355] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 108.216696] r10:00000004 r9:c691c000 r8:c691df60 r7:00000000 r6:c691ddc8 r5:c0c684ec # [ 108.224815] r4:e7f001f2 # [ 108.227621] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 108.235826] Exception stack(0xc691ddc8 to 0xc691de10) # [ 108.241162] ddc0: c15ec388 ef7955e0 3c3af9e9 c0c684d8 c5b2e000 c1ad3608 # [ 108.249640] dde0: c15ec380 00000004 c691df60 00000001 00000004 c691de64 c691de68 c691de58 # [ 108.258112] de00: c0c67f94 c0c684ec a0080013 ffffffff # [ 108.263445] r7:c691ddfc r6:ffffffff r5:a0080013 r4:c0c684f0 # [ 108.269396] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 108.277263] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 108.285565] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 108.293776] r9:c691df60 r8:c3b0a180 r7:00000004 r6:b6dcf000 r5:c5e48dc0 r4:c0c68358 # [ 108.301819] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 108.309943] r9:c691c000 r8:c691df60 r7:c2905000 r6:b6dcf000 r5:c07f0390 r4:c5e48dc0 # [ 108.317984] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 108.325411] r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c691c000 r5:c5e48dc0 # [ 108.333528] r4:c5e48dc0 # [ 108.336336] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 108.343762] r9:c691c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 108.351804] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 108.359659] Exception stack(0xc691dfa8 to 0xc691dff0) # [ 108.364995] dfa0: 00000004 00000004 00000001 b6dcf000 00000004 00000001 # [ 1<6>[ 109.256985] lkdtm: Performing direct entry WARNING <4>[ 109.262180] ------------[ cut here ]------------ <4>[ 109.266971] WARNING: CPU: 1 PID: 735 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c 08.37347<4>[ 109.275862] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 109.315545] CPU: 1 PID: 735 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 109.323396] Hardware name: STM32 (Device Tree Support) <4>[ 109.328812] Backtrace: <4>[ 109.331544] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 109.339395] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 109.345339] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 109.352945] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 109.360193] r9:00000000 r8:00000009 r7:00000053 r6:00000009 r5:c0c68538 r4:c1ad3cc4 <4>[ 109.368235] [] (__warn) from [] (warn_slowpath_fmt+0x84/0xcc) <4>[ 109.376008] r7:c0c68538 r6:00000053 r5:c1ad3cc4 r4:c6930000 <4>[ 109.381961] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) <4>[ 109.390345] r10:00000008 r9:00000002 r8:c6931f60 r7:00000008 r6:c15ec380 r5:c1ad360c <4>[ 109.398462] r4:c5eff000 <4>[ 109.401272] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 109.409487] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 109.417791] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 109.425999] r9:c6931f60 r8:c3b0a180 r7:00000008 r6:b6da6000 r5:c297b780 r4:c0c68358 <4>[ 109.434044] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 109.442166] r9:c6930000 r8:c6931f60 r7:c2905000 r6:b6da6000 r5:c07f0390 r4:c297b780 <4>[ 109.450208] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 109.457633] r10:00000004 r9:00000000 r8:00000000 r7:00000008 r6:c6930000 r5:c297b780 <4>[ 109.465751] r4:c297b780 <4>[ 109.468559] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 109.475985] r9:c6930000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 <4>[ 109.484028] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 109.491882] Exception stack(0xc6931fa8 to 0xc6931ff0) <4>[ 109.497218] 1fa0: 00000008 00000008 00000001 b6da6000 00000008 00000001 <4>[ 109.505695] 1fc0: 00000008 00000008 7ff00000 00000004 00000001 b6da6000 00020000 0047fe38 <4>[ 109.514168] 1fe0: 00000004 be9e17e8 b6e6c33b b6de5616 <4>[ 109.519574] irq event stamp: 0 <4>[ 109.522840] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 109.528690] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 109.536561] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 109.544375] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 109.550171] ---[ end trace fd86d84e67c1db22 ]--- 4] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 0045fe38 # [ 108.381946] dfe0: 00000004 bee567e8 b6e9533b b6e0e616 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 109.256985] lkdtm: Performing direct entry WARNING # [ 109.262180] ------------[ cut here ]------------ # [ 109.266971] WARNING: CPU: 1 PID: 735 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 109.275862] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 109.315545] CPU: 1 PID: 735 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 109.323396] Hardware name: STM32 (Device Tree Support) # [ 109.328812] Backtrace: # [ 109.331544] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 109.339395] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 109.345339] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 109.352945] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 109.360193] r9:00000000 r8:00000009 r7:00000053 r6:00000009 r5:c0c68538 r4:c1ad3cc4 # [ 109.368235] [] (__warn) from [] (warn_slowpath_fmt+0x84/0xcc) # [ 109.376008] r7:c0c68538 r6:00000053 r5:c1ad3cc4 r4:c6930000 # [ 109.381961] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 109.390345] r10:00000008 r9:00000002 r8:c6931f60 r7:00000008 r6:c15ec380 r5:c1ad360c # [ 109.398462] r4:c5eff000 # [ 109.401272] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 109.409487] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 109.417791] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 109.425999] r9:c6931f60 r8:c3b0a180 r7:00000008 r6:b6da6000 r5:c297b780 r4:c0c68358 # [ 109.434044] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 109.442166] r9:c6930000 r8:c6931f60 r7:c2905000 r6:b6da6000 r5:c07f0390 r4:c297b780 # [ 109.450208] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 109.457633] r10:00000004 r9:00000000 r8:00000000 r7:00000008 r6:c6930000 r5:c297b780 # [ 109.465751] r4:c297b780 # [ 109.468559] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 109.475985] r9:c6930000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 # [ 109.484028] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 109.491882] Exception stack(0xc6931fa8 to 0xc6931ff0) # [ 109.497218] 1fa0: 00000008 00000008 00000001 b6da6000 00000008 00000001 # [ 109.505695] 1fc0: 00000008 00000008 7ff00000 00000004 00000001 b6da6000 00020000 0047fe38 # [ 109.514168] 1fe0: 00000004 be9e17e8 b6e6c33b b6de5616 # [ 109.519574] irq event stamp: 0 # [ 109.522840] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 109.528690] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 109.536561] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 109.544375] softirqs last disabled at (0): [<00000000>] 0x0 # [ 109.550171] ---[ end trace fd86d84e67c1db22 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh <6>[ 110.208227] lkdtm: Performing direct entry WARNING_MESSAGE <4>[ 110.212719] ------------[ cut here ]------------ <4>[ 110.217484] WARNING: CPU: 1 PID: 771 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 <4>[ 110.227060] Warning message trigger count: 2 <4>[ 110.231531] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 110.270594] CPU: 1 PID: 771 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 110.278458] Hardware name: STM32 (Device Tree Support) <4>[ 110.283875] Backtrace: <4>[ 110.286604] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 110.294459] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 110.300406] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 110.308012] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 110.315261] r9:c1ad3ce0 r8:00000009 r7:00000058 r6:00000009 r5:c0c68588 r4:c1ad3cc4 <4>[ 110.323304] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 110.331077] r7:c0c68588 r6:00000058 r5:c1ad3cc4 r4:c5ae8000 <4>[ 110.337030] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) <4>[ 110.346112] r10:00000010 r9:00000003 r8:c5ae9f60 r7:00000010 r6:c15ec380 r5:c1ad3614 <4>[ 110.354230] r4:c5eff000 <4>[ 110.357041] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 110.365955] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 110.374261] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 110.382471] r9:c5ae9f60 r8:c3b0a180 r7:00000010 r6:b6ea0000 r5:c5dd7dc0 r4:c0c68358 <4>[ 110.390516] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 110.398639] r9:c5ae8000 r8:c5ae9f60 r7:c2905000 r6:b6ea0000 r5:c07f0390 r4:c5dd7dc0 <4>[ 110.406682] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 110.414107] r10:00000004 r9:00000000 r8:00000000 r7:00000010 r6:c5ae8000 r5:c5dd7dc0 <4>[ 110.422225] r4:c5dd7dc0 <4>[ 110.425033] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 110.432458] r9:c5ae8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 <4>[ 110.440501] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 110.448356] Exception stack(0xc5ae9fa8 to 0xc5ae9ff0) <4>[ 110.453693] 9fa0: 00000010 00000010 00000001 b6ea0000 00000010 00000001 <4>[ 110.462171] 9fc0: 00000010 00000010 7ff00000 00000004 00000001 b6ea0000 00020000 0046fe38 <4>[ 110.470643] 9fe0: 00000004 be8f77e8 b6f6633b b6edf616 <4>[ 110.476036] irq event stamp: 0 <4>[ 110.479364] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 110.485168] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 110.493033] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 110.500848] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 110.506576] ---[ end trace fd86d84e67c1db23 ]--- # [ 110.208227] lkdtm: Performing direct entry WARNING_MESSAGE # [ 110.212719] ------------[ cut here ]------------ # [ 110.217484] WARNING: CPU: 1 PID: 771 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 110.227060] Warning message trigger count: 2 # [ 110.231531] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 110.270594] CPU: 1 PID: 771 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 110.278458] Hardware name: STM32 (Device Tree Support) # [ 110.283875] Backtrace: # [ 110.286604] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 110.294459] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 110.300406] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 110.308012] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 110.315261] r9:c1ad3ce0 r8:00000009 r7:00000058 r6:00000009 r5:c0c68588 r4:c1ad3cc4 # [ 110.323304] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 110.331077] r7:c0c68588 r6:00000058 r5:c1ad3cc4 r4:c5ae8000 # [ 110.337030] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 110.346112] r10:00000010 r9:00000003 r8:c5ae9f60 r7:00000010 r6:c15ec380 r5:c1ad3614 # [ 110.354230] r4:c5eff000 # [ 110.357041] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 110.365955] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 110.374261] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 110.382471] r9:c5ae9f60 r8:c3b0a180 r7:00000010 r6:b6ea0000 r5:c5dd7dc0 r4:c0c68358 # [ 110.390516] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 110.398639] r9:c5ae8000 r8:c5ae9f60 r7:c2905000 r6:b6ea0000 r5:c07f0390 r4:c5dd7dc0 # [ 110.406682] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 110.414107] r10:00000004 r9:00000000 r8:00000000 r7:00000010 r6:c5ae8000 r5:c5dd7dc0 # [ 110.422225] r4:c5dd7dc0 # [ 110.425033] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 110.432458] r9:c5ae8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 # [ 110.440501] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 110.448356] Exception stack(0xc5ae9fa8 to 0xc5ae9ff0) # [ 110.453693] 9fa0: 00000010 00000010 00000001 b6ea0000 00000010 00000001 # [ 110.462171] 9fc0: 00000010 00000010 7ff00000 00000004 00000001 b6ea0000 00020000 0046fe38 # [ 110.470643] 9fe0: 00000004 be8f77e8 b6f6633b b6edf616 # [ 110.476036] irq event stamp: 0 # [ 110.479364] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 110.485168] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 110.493033] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 110.500848] softirqs last disabled at (0): [<00000000>] 0x0 # [ 110.506576] ---[ end trace fd86d84e67c1db23 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <6>[ 111.137659] lkdtm: Performing direct entry EXCEPTION <1>[ 111.141655] 8<--- cut here --- <1>[ 111.144795] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 111.153337] pgd = c7c83cbb <1>[ 111.156161] [00000000] *pgd=00000000 <0>[ 111.160119] Internal error: Oops: 805 [#2] SMP ARM <4>[ 111.165073] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 111.204137] CPU: 0 PID: 804 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 111.212078] Hardware name: STM32 (Device Tree Support) <4>[ 111.217517] PC is at lkdtm_EXCEPTION+0x18/0x20 <4>[ 111.222227] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 111.226939] pc : [] lr : [] psr: a0080013 <4>[ 111.233493] sp : c5f51e58 ip : c5f51e68 fp : c5f51e64 <4>[ 111.238999] r10: 0000000a r9 : 00000004 r8 : c5f51f60 <4>[ 111.244507] r7 : 0000000a r6 : c15ec380 r5 : c1ad3624 r4 : c5b2d000 <4>[ 111.251324] r3 : 00000000 r2 : 1e50ab09 r1 : ef7955e0 r0 : c15ec3a0 <4>[ 111.258144] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 111.265571] Control: 10c5387d Table: c692406a DAC: 00000051 <0>[ 111.271606] Process cat (pid: 804, stack limit = 0xb62ca53f) <0>[ 111.277544] Stack: (0xc5f51e58 to 0xc5f52000) <0>[ 111.282180] 1e40: c5f51e74 c5f51e68 <0>[ 111.290662] 1e60: c0c67f94 c0c6859c c5f51e9c c5f51e78 c0c6846c c0c67f74 c0c68358 c5e4cb40 <0>[ 111.299138] 1e80: b6de4000 0000000a c3b0a180 c5f51f60 c5f51ec4 c5f51ea0 c07f03f4 c0c68364 <0>[ 111.307615] 1ea0: c5e4cb40 c07f0390 b6de4000 c2905000 c5f51f60 c5f50000 c5f51f5c c5f51ec8 <0>[ 111.316092] 1ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c2c48e24 c05a4180 c5f50000 <0>[ 111.324568] 1ee0: b6de4000 00020000 00000004 0000000a 0001fff6 c5f51ee0 00000001 00000000 <0>[ 111.333044] 1f00: c5f8e500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 111.341522] 1f20: 00000000 00000000 c5f50000 1e50ab09 b6de3000 c5e4cb40 c5e4cb40 c5f50000 <0>[ 111.350000] 1f40: 0000000a 00000000 00000000 00000004 c5f51f94 c5f51f60 c05a4180 c05a3a98 <0>[ 111.358478] 1f60: 00000000 00000000 c5f51fac 1e50ab09 0000000a 0000000a 7ff00000 00000004 <0>[ 111.366957] 1f80: c03002e4 c5f50000 c5f51fa4 c5f51f98 c05a4210 c05a4108 00000000 c5f51fa8 <0>[ 111.375435] 1fa0: c03000c0 c05a4204 0000000a 0000000a 00000001 b6de4000 0000000a 00000001 <0>[ 111.383913] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de4000 00020000 004afe38 <0>[ 111.392391] 1fe0: 00000004 becb07e8 b6eaa33b b6e23616 60080030 00000001 00000000 00000000 <0>[ 111.400859] Backtrace: <0>[ 111.403589] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 111.411978] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 111.420282] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 111.428491] r9:c5f51f60 r8:c3b0a180 r7:0000000a r6:b6de4000 r5:c5e4cb40 r4:c0c68358 <0>[ 111.436537] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 111.444661] r9:c5f50000 r8:c5f51f60 r7:c2905000 r6:b6de4000 r5:c07f0390 r4:c5e4cb40 <0>[ 111.452705] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 111.460132] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c5f50000 r5:c5e4cb40 <0>[ 111.468252] r4:c5e4cb40 <0>[ 111.471062] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 111.478488] r9:c5f50000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 111.486533] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 111.494387] Exception stack(0xc5f51fa8 to 0xc5f51ff0) <0>[ 111.499724] 1fa0: 0000000a 0000000a 00000001 b6de4000 0000000a 00000001 <0>[ 111.508204] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de4000 00020000 004afe38 <0>[ 111.516677] 1fe0: 00000004 becb07e8 b6eaa33b b6e23616 <0>[ 111.522014] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 111.528501] ---[ end trace fd86d84e67c1db24 ]--- # Segmentation fault # [ 111.137659] lkdtm: Performing direct entry EXCEPTION # [ 111.141655] 8<--- cut here --- # [ 111.144795] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 111.153337] pgd = c7c83cbb # [ 111.156161] [00000000] *pgd=00000000 # [ 111.160119] Internal error: Oops: 805 [#2] SMP ARM # [ 111.165073] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 111.204137] CPU: 0 PID: 804 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 111.212078] Hardware name: STM32 (Device Tree Support) # [ 111.217517] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 111.222227] LR is at lkdtm_do_action+0x2c/0x4c # [ 111.226939] pc : [] lr : [] psr: a0080013 # [ 111.233493] sp : c5f51e58 ip : c5f51e68 fp : c5f51e64 # [ 111.238999] r10: 0000000a r9 : 00000004 r8 : c5f51f60 # [ 111.244507] r7 : 0000000a r6 : c15ec380 r5 : c1ad3624 r4 : c5b2d000 # [ 111.251324] r3 : 00000000 r2 : 1e50ab09 r1 : ef7955e0 r0 : c15ec3a0 # [ 111.258144] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 111.265571] Control: 10c5387d Table: c692406a DAC: 00000051 # [ 111.271606] Process cat (pid: 804, stack limit = 0xb62ca53f) # [ 111.277544] Stack: (0xc5f51e58 to 0xc5f52000) # [ 111.282180] 1e40: c5f51e74 c5f51e68 # [ 111.290662] 1e60: c0c67f94 c0c6859c c5f51e9c c5f51e78 c0c6846c c0c67f74 c0c68358 c5e4cb40 # [ 111.299138] 1e80: b6de4000 0000000a c3b0a180 c5f51f60 c5f51ec4 c5f51ea0 c07f03f4 c0c68364 # [ 111.307615] 1ea0: c5e4cb40 c07f0390 b6de4000 c2905000 c5f51f60 c5f50000 c5f51f5c c5f51ec8 # [ 111.316092] 1ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c2c48e24 c05a4180 c5f50000 # [ 111.324568] 1ee0: b6de4000 00020000 00000004 0000000a 0001fff6 c5f51ee0 00000001 00000000 # [ 111.333044] 1f00: c5f8e500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 111.341522] 1f20: 00000000 00000000 c5f50000 1e50ab09 b6de3000 c5e4cb40 c5e4cb40 c5f50000 # [ 111.350000] 1f40: 0000000a 00000000 00000000 00000004 c5f51f94 c5f51f60 c05a4180 c05a3a98 # [ 111.358478] 1f60: 00000000 00000000 c5f51fac 1e50ab09 0000000a 0000000a 7ff00000 00000004 # [ 111.366957] 1f80: c03002e4 c5f50000 c5f51fa4 c5f51f98 c05a4210 c05a4108 00000000 c5f51fa8 # [ 111.375435] 1fa0: c03000c0 c05a4204 0000000a 0000000a 00000001 b6de4000 0000000a 00000001 # [ 111.383913] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de4000 00020000 004afe38 # [ 111.392391] 1fe0: 00000004 becb07e8 b6eaa33b b6e23616 60080030 00000001 00000000 00000000 # [ 111.400859] Backtrace: # [ 111.403589] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 111.411978] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 111.420282] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 111.428491] r9:c5f51f60 r8:c3b0a180 r7:0000000a r6:b6de4000 r5:c5e4cb40 r4:c0c68358 # [ 111.436537] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 111.444661] r9:c5f50000 r8:c5f51f60 r7:c2905000 r6:b6de4000 r5:c07f0390 r4:c5e4cb40 # [ 111.452705] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 111.460132] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c5f50000 r5:c5e4cb40 # [ 111.468252] r4:c5e4cb40 # [ 111.471062] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 111.478488] r9:c5f50000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 111.486533] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 111.494387] Exception stack(0xc5f51fa8 to 0xc5f51ff0) # [ 111.499724] 1fa0: 0000000a 0000000a 00000001 b6de4000 0000000a 00000001 # [ 111.508204] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de4000 00020000 004afe38 # [ 111.516677] 1fe0: 00000004 becb07e8 b6eaa33b b6e23616 # [ 111.522014] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 111.528501] ---[ end trace fd86d84e67c1db24 ]--- # 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 <6>[ 113.630342] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 113.634774] lkdtm: attempting good list addition <6>[ 113.639835] lkdtm: attempting corrupted list addition <3>[ 113.644995] lkdtm: list_add() corruption not detected! # [ 113.630342] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 113.634774] lkdtm: attempting good list addition # [ 113.639835] lkdtm: attempting corrupted list addition # [ 113.644995] 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 <6>[ 114.244225] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 114.248657] lkdtm: attempting good list removal <6>[ 114.253642] lkdtm: attempting corrupted list removal <3>[ 114.258702] lkdtm: list_del() corruption not detected! # [ 114.244225] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 114.248657] lkdtm: attempting good list removal # [ 114.253642] lkdtm: attempting corrupted list removal # [ 114.258702] 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 <6>[ 114.836699] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 114.841991] lkdtm: attempting bad read from page below current stack <3>[ 114.848469] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 114.836699] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 114.841991] lkdtm: attempting bad read from page below current stack # [ 114.848469] 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 <6>[ 115.423154] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 115.428375] lkdtm: attempting bad read from page above current stack <3>[ 115.435230] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 115.423154] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 115.428375] lkdtm: attempting bad read from page above current stack # [ 115.435230] 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 <6>[ 116.046508] lkdtm: Performing direct entry UNSET_SMEP <3>[ 116.050548] lkdtm: XFAIL: this test is x86_64-only # [ 116.046508] lkdtm: Performing direct entry UNSET_SMEP # [ 116.050548] 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 <6>[ 116.628511] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 116.632712] lkdtm: XFAIL: this test is ia32-only # [ 116.628511] lkdtm: Performing direct entry DOUBLE_FAULT # [ 116.632712] 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 <6>[ 117.208715] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 117.212846] lkdtm: XFAIL: this test is arm64-only # [ 117.208715] lkdtm: Performing direct entry CORRUPT_PAC # [ 117.212846] 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 <6>[ 117.775940] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 117.781390] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 117.775940] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 117.781390] 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 <6>[ 118.995323] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 118.999811] lkdtm: Value in memory before free: 12345678 <6>[ 119.005259] lkdtm: Attempting bad read from freed memory <6>[ 119.011031] lkdtm: Memory was not poisoned # [ 118.995323] lkdtm: Performing direct entry READ_AFTER_FREE # [ 118.999811] lkdtm: Value in memory before free: 12345678 # [ 119.005259] lkdtm: Attempting bad read from freed memory # [ 119.011031] 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 <6>[ 119.934826] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 119.939910] lkdtm: Value in memory before free: 12345678 <6>[ 119.945284] lkdtm: Attempting to read from freed memory <6>[ 119.950960] lkdtm: Buddy page was not poisoned # [ 119.934826] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 119.939910] lkdtm: Value in memory before free: 12345678 # [ 119.945284] lkdtm: Attempting to read from freed memory # [ 119.950960] 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 <6>[ 120.525779] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 120.530432] lkdtm: Attempting double slab free ... # [ 120.525779] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 120.530432] 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 <6>[ 121.109409] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 121.113778] lkdtm: Attempting cross-cache slab free ... # [ 121.109409] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 121.113778] 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 <6>[ 121.689281] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 121.693541] lkdtm: Attempting non-Slab slab free ... # [ 121.689281] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 121.693541] 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 <6>[ 123.575492] lkdtm: Performing direct entry EXEC_DATA <6>[ 123.579507] lkdtm: attempting ok execution at c0c68ce4 <6>[ 123.584724] lkdtm: attempting bad execution at c27069a0 <1>[ 123.590388] 8<--- cut here --- <1>[ 123.593553] Unable to handle kernel paging request at virtual address c27069a0 <1>[ 123.601068] pgd = 5fce1cab <1>[ 123.604033] [c27069a0] *pgd=c261141e(bad) <0>[ 123.608320] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 123.613820] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 123.652885] CPU: 1 PID: 1672 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 123.660914] Hardware name: STM32 (Device Tree Support) <4>[ 123.666350] PC is at data_area+0x0/0x40 <4>[ 123.670449] LR is at execute_location+0xa4/0xb4 <4>[ 123.675247] pc : [] lr : [] psr: 60080013 <4>[ 123.681801] sp : c6831e38 ip : c6831d40 fp : c6831e54 <4>[ 123.687306] r10: 0000000a r9 : 0000001f r8 : c6831f60 <4>[ 123.692813] r7 : 0000000a r6 : 00000001 r5 : c27069a0 r4 : c0c68ce4 <4>[ 123.699628] r3 : ca1d1d35 r2 : ca1d1d35 r1 : ef7aa5e0 r0 : 0000002b <4>[ 123.706445] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 123.713870] Control: 10c5387d Table: c5d3006a DAC: 00000051 <0>[ 123.719902] Process cat (pid: 1672, stack limit = 0xfa064167) <0>[ 123.725928] Stack: (0xc6831e38 to 0xc6832000) <0>[ 123.730562] 1e20: c58cf000 c1ad3808 <0>[ 123.739041] 1e40: c15ec380 0000000a c6831e64 c6831e58 c13b24c8 c13b22c4 c6831e74 c6831e68 <0>[ 123.747517] 1e60: c0c67f94 c13b24b0 c6831e9c c6831e78 c0c6846c c0c67f74 c0c68358 c5876780 <0>[ 123.755994] 1e80: b6e97000 0000000a c3b0a180 c6831f60 c6831ec4 c6831ea0 c07f03f4 c0c68364 <0>[ 123.764471] 1ea0: c5876780 c07f0390 b6e97000 c2905000 c6831f60 c6830000 c6831f5c c6831ec8 <0>[ 123.772948] 1ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6830000 <0>[ 123.781426] 1ee0: b6e97000 00020000 00000004 0000000a 0001fff6 c6831ee0 00000001 00000000 <0>[ 123.789901] 1f00: c4f693c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 123.798380] 1f20: 00000000 00000000 c13c7864 ca1d1d35 c206ba80 c5876780 c5876780 c6830000 <0>[ 123.806856] 1f40: 0000000a 00000000 00000000 00000004 c6831f94 c6831f60 c05a4180 c05a3a98 <0>[ 123.815332] 1f60: 00000000 00000000 c6831fac ca1d1d35 0000000a 0000000a 7ff00000 00000004 <0>[ 123.823808] 1f80: c03002e4 c6830000 c6831fa4 c6831f98 c05a4210 c05a4108 00000000 c6831fa8 <0>[ 123.832283] 1fa0: c03000c0 c05a4204 0000000a 0000000a 00000001 b6e97000 0000000a 00000001 <0>[ 123.840760] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e97000 00020000 004bfe38 <0>[ 123.849236] 1fe0: 00000004 bed8d7e8 b6f5d33b b6ed6616 60080030 00000001 00000000 00000000 <0>[ 123.857702] Backtrace: <0>[ 123.860429] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 123.868898] r7:0000000a r6:c15ec380 r5:c1ad3808 r4:c58cf000 <0>[ 123.874850] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 123.883238] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 123.891540] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 123.899749] r9:c6831f60 r8:c3b0a180 r7:0000000a r6:b6e97000 r5:c5876780 r4:c0c68358 <0>[ 123.907793] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 123.915916] r9:c6830000 r8:c6831f60 r7:c2905000 r6:b6e97000 r5:c07f0390 r4:c5876780 <0>[ 123.923958] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 123.931384] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c6830000 r5:c5876780 <0>[ 123.939502] r4:c5876780 <0>[ 123.942310] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 123.949737] r9:c6830000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 123.957782] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 123.965635] Exception stack(0xc6831fa8 to 0xc6831ff0) <0>[ 123.970971] 1fa0: 0000000a 0000000a 00000001 b6e97000 0000000a 00000001 <0>[ 123.979451] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e97000 00020000 004bfe38 <0>[ 123.987927] 1fe0: 00000004 bed8d7e8 b6f5d33b b6ed6616 <0>[ 123.993264] Code: 00000000 c2e7fb40 c2e7fc00 c2e7fcc0 (e1a0c00d) <4>[ 123.999648] ---[ end trace fd86d84e67c1db25 ]--- # Segmentation fault # [ 123.575492] lkdtm: Performing direct entry EXEC_DATA # [ 123.579507] lkdtm: attempting ok execution at c0c68ce4 # [ 123.584724] lkdtm: attempting bad execution at c27069a0 # [ 123.590388] 8<--- cut here --- # [ 123.593553] Unable to handle kernel paging request at virtual address c27069a0 # [ 123.601068] pgd = 5fce1cab # [ 123.604033] [c27069a0] *pgd=c261141e(bad) # [ 123.608320] Internal error: Oops: 8000000d [#3] SMP ARM # [ 123.613820] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 123.652885] CPU: 1 PID: 1672 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 123.660914] Hardware name: STM32 (Device Tree Support) # [ 123.666350] PC is at data_area+0x0/0x40 # [ 123.670449] LR is at execute_location+0xa4/0xb4 # [ 123.675247] pc : [] lr : [] psr: 60080013 # [ 123.681801] sp : c6831e38 ip : c6831d40 fp : c6831e54 # [ 123.687306] r10: 0000000a r9 : 0000001f r8 : c6831f60 # [ 123.692813] r7 : 0000000a r6 : 00000001 r5 : c27069a0 r4 : c0c68ce4 # [ 123.699628] r3 : ca1d1d35 r2 : ca1d1d35 r1 : ef7aa5e0 r0 : 0000002b # [ 123.706445] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 123.713870] Control: 10c5387d Table: c5d3006a DAC: 00000051 # [ 123.719902] Process cat (pid: 1672, stack limit = 0xfa064167) # [ 123.725928] Stack: (0xc6831e38 to 0xc6832000) # [ 123.730562] 1e20: c58cf000 c1ad3808 # [ 123.739041] 1e40: c15ec380 0000000a c6831e64 c6831e58 c13b24c8 c13b22c4 c6831e74 c6831e68 # [ 123.747517] 1e60: c0c67f94 c13b24b0 c6831e9c c6831e78 c0c6846c c0c67f74 c0c68358 c5876780 # [ 123.755994] 1e80: b6e97000 0000000a c3b0a180 c6831f60 c6831ec4 c6831ea0 c07f03f4 c0c68364 # [ 123.764471] 1ea0: c5876780 c07f0390 b6e97000 c2905000 c6831f60 c6830000 c6831f5c c6831ec8 # [ 123.772948] 1ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6830000 # [ 123.781426] 1ee0: b6e97000 00020000 00000004 0000000a 0001fff6 c6831ee0 00000001 00000000 # [ 123.789901] 1f00: c4f693c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 123.798380] 1f20: 00000000 00000000 c13c7864 ca1d1d35 c206ba80 c5876780 c5876780 c6830000 # [ 123.806856] 1f40: 0000000a 00000000 00000000 00000004 c6831f94 c6831f60 c05a4180 c05a3a98 # [ 123.815332] 1f60: 00000000 00000000 c6831fac ca1d1d35 0000000a 0000000a 7ff00000 00000004 # [ 123.823808] 1f80: c03002e4 c6830000 c6831fa4 c6831f98 c05a4210 c05a4108 00000000 c6831fa8 # [ 123.832283] 1fa0: c03000c0 c05a4204 0000000a 0000000a 00000001 b6e97000 0000000a 00000001 # [ 123.840760] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e97000 00020000 004bfe38 # [ 123.849236] 1fe0: 00000004 bed8d7e8 b6f5d33b b6ed6616 60080030 00000001 00000000 00000000 # [ 123.857702] Backtrace: # [ 123.860429] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 123.868898] r7:0000000a r6:c15ec380 r5:c1ad3808 r4:c58cf000 # [ 123.874850] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.883238] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 123.891540] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.899749] r9:c6831f60 r8:c3b0a180 r7:0000000a r6:b6e97000 r5:c5876780 r4:c0c68358 # [ 123.907793] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 123.915916] r9:c6830000 r8:c6831f60 r7:c2905000 r6:b6e97000 r5:c07f0390 r4:c5876780 # [ 123.923958] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 123.931384] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c6830000 r5:c5876780 # [ 123.939502] r4:c5876780 # [ 123.942310] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.949737] r9:c6830000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 123.957782] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.965635] Exception stack(0xc6831fa8 to 0xc6831ff0) # [ 123.970971] 1fa0: 0000000a 0000000a 00000001 b6e97000 0000000a 00000001 # [ 123.979451] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e97000 00020000 004bfe38 # [ 123.987927] 1fe0: 00000004 bed8d7e8 b6f5d33b b6ed6616 # [ 123.993264] Code: 00000000 c2e7fb40 c2e7fc00 c2e7fcc0 (e1a0c00d) # [ 123.999648] ---[ end trace fd86d84e67c1db25 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh <6>[ 124.777966] lkdtm: Performing direct entry EXEC_STACK <6>[ 124.782005] lkdtm: attempting ok execution at c0c68ce4 <6>[ 124.787287] lkdtm: attempting bad execution at c6935e0c <1>[ 124.792938] 8<--- cut here --- <1>[ 124.796111] Unable to handle kernel paging request at virtual address c6935e0c <1>[ 124.803636] pgd = 12052ba2 <1>[ 124.806600] [c6935e0c] *pgd=c681141e(bad) <0>[ 124.810888] Internal error: Oops: 8000000d [#4] SMP ARM <4>[ 124.816387] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 124.855459] CPU: 1 PID: 1749 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 124.863487] Hardware name: STM32 (Device Tree Support) <4>[ 124.868918] PC is at 0xc6935e0c <4>[ 124.872329] LR is at execute_location+0xa4/0xb4 <4>[ 124.877125] pc : [] lr : [] psr: 60080013 <4>[ 124.883679] sp : c6935de8 ip : c6935cf0 fp : c6935e04 <4>[ 124.889184] r10: 0000000b r9 : 00000020 r8 : c6935f60 <4>[ 124.894691] r7 : 0000000b r6 : 00000001 r5 : c6935e0c r4 : c0c68ce4 <4>[ 124.901508] r3 : 93ec40f4 r2 : 93ec40f4 r1 : ef7aa5e0 r0 : 0000002b <4>[ 124.908327] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 124.915753] Control: 10c5387d Table: c692806a DAC: 00000051 <0>[ 124.921785] Process cat (pid: 1749, stack limit = 0xc167176a) <0>[ 124.927813] Stack: (0xc6935de8 to 0xc6936000) <0>[ 124.932452] 5de0: c6934000 c1ad3814 c15ec380 0000000b c6935e64 c6935e08 <0>[ 124.940930] 5e00: c13b2514 c13b22c4 c6935e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 124.949408] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3043370 e34c31b8 <0>[ 124.957885] 5e40: e3a02040 e3a01d33 e5930018 93ec40f4 c15ec380 c5c2d000 c6935e74 c6935e68 <0>[ 124.966362] 5e60: c0c67f94 c13b24d8 c6935e9c c6935e78 c0c6846c c0c67f74 c0c68358 c5c9edc0 <0>[ 124.974838] 5e80: b6db4000 0000000b c3b0a180 c6935f60 c6935ec4 c6935ea0 c07f03f4 c0c68364 <0>[ 124.983317] 5ea0: c5c9edc0 c07f0390 b6db4000 c2905000 c6935f60 c6934000 c6935f5c c6935ec8 <0>[ 124.991794] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6934000 <0>[ 125.000271] 5ee0: b6db4000 00020000 00000004 0000000b 0001fff5 c6935ee0 00000001 00000000 <0>[ 125.008748] 5f00: c5980000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 125.017227] 5f20: 00000000 00000000 c13c7864 93ec40f4 c206ba80 c5c9edc0 c5c9edc0 c6934000 <0>[ 125.025704] 5f40: 0000000b 00000000 00000000 00000004 c6935f94 c6935f60 c05a4180 c05a3a98 <0>[ 125.034180] 5f60: 00000000 00000000 c6935fac 93ec40f4 0000000b 0000000b 7ff00000 00000004 <0>[ 125.042658] 5f80: c03002e4 c6934000 c6935fa4 c6935f98 c05a4210 c05a4108 00000000 c6935fa8 <0>[ 125.051134] 5fa0: c03000c0 c05a4204 0000000b 0000000b 00000001 b6db4000 0000000b 00000001 <0>[ 125.059610] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6db4000 00020000 0042fe38 <0>[ 125.068086] 5fe0: 00000004 beaa87e8 b6e7a33b b6df3616 60080030 00000001 00000000 00000000 <0>[ 125.076552] Backtrace: <0>[ 125.079280] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x48/0x64) <0>[ 125.087836] r7:0000000b r6:c15ec380 r5:c1ad3814 r4:c6934000 <0>[ 125.093787] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 125.102249] r4:c5c2d000 <0>[ 125.105058] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 125.113362] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 125.121570] r9:c6935f60 r8:c3b0a180 r7:0000000b r6:b6db4000 r5:c5c9edc0 r4:c0c68358 <0>[ 125.129615] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 125.137738] r9:c6934000 r8:c6935f60 r7:c2905000 r6:b6db4000 r5:c07f0390 r4:c5c9edc0 <0>[ 125.145779] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 125.153205] r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c6934000 r5:c5c9edc0 <0>[ 125.161324] r4:c5c9edc0 <0>[ 125.164133] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 125.171560] r9:c6934000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 125.179604] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 125.187458] Exception stack(0xc6935fa8 to 0xc6935ff0) <0>[ 125.192795] 5fa0: 0000000b 0000000b 00000001 b6db4000 0000000b 00000001 <0>[ 125.201273] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6db4000 00020000 0042fe38 <0>[ 125.209746] 5fe0: 00000004 beaa87e8 b6e7a33b b6df3616 <0>[ 125.215082] Code: c6935e08 c13b2514 c13b22c4 c6935e6c (e1a0c00d) <4>[ 125.221464] ---[ end trace fd86d84e67c1db26 ]--- # Segmentation fault # [ 124.777966] lkdtm: Performing direct entry EXEC_STACK # [ 124.782005] lkdtm: attempting ok execution at c0c68ce4 # [ 124.787287] lkdtm: attempting bad execution at c6935e0c # [ 124.792938] 8<--- cut here --- # [ 124.796111] Unable to handle kernel paging request at virtual address c6935e0c # [ 124.803636] pgd = 12052ba2 # [ 124.806600] [c6935e0c] *pgd=c681141e(bad) # [ 124.810888] Internal error: Oops: 8000000d [#4] SMP ARM # [ 124.816387] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 124.855459] CPU: 1 PID: 1749 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 124.863487] Hardware name: STM32 (Device Tree Support) # [ 124.868918] PC is at 0xc6935e0c # [ 124.872329] LR is at execute_location+0xa4/0xb4 # [ 124.877125] pc : [] lr : [] psr: 60080013 # [ 124.883679] sp : c6935de8 ip : c6935cf0 fp : c6935e04 # [ 124.889184] r10: 0000000b r9 : 00000020 r8 : c6935f60 # [ 124.894691] r7 : 0000000b r6 : 00000001 r5 : c6935e0c r4 : c0c68ce4 # [ 124.901508] r3 : 93ec40f4 r2 : 93ec40f4 r1 : ef7aa5e0 r0 : 0000002b # [ 124.908327] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 124.915753] Control: 10c5387d Table: c692806a DAC: 00000051 # [ 124.921785] Process cat (pid: 1749, stack limit = 0xc167176a) # [ 124.927813] Stack: (0xc6935de8 to 0xc6936000) # [ 124.932452] 5de0: c6934000 c1ad3814 c15ec380 0000000b c6935e64 c6935e08 # [ 124.940930] 5e00: c13b2514 c13b22c4 c6935e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 124.949408] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3043370 e34c31b8 # [ 124.957885] 5e40: e3a02040 e3a01d33 e5930018 93ec40f4 c15ec380 c5c2d000 c6935e74 c6935e68 # [ 124.966362] 5e60: c0c67f94 c13b24d8 c6935e9c c6935e78 c0c6846c c0c67f74 c0c68358 c5c9edc0 # [ 124.974838] 5e80: b6db4000 0000000b c3b0a180 c6935f60 c6935ec4 c6935ea0 c07f03f4 c0c68364 # [ 124.983317] 5ea0: c5c9edc0 c07f0390 b6db4000 c2905000 c6935f60 c6934000 c6935f5c c6935ec8 # [ 124.991794] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6934000 # [ 125.000271] 5ee0: b6db4000 00020000 00000004 0000000b 0001fff5 c6935ee0 00000001 00000000 # [ 125.008748] 5f00: c5980000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 125.017227] 5f20: 00000000 00000000 c13c7864 93ec40f4 c206ba80 c5c9edc0 c5c9edc0 c6934000 # [ 125.025704] 5f40: 0000000b 00000000 00000000 00000004 c6935f94 c6935f60 c05a4180 c05a3a98 # [ 125.034180] 5f60: 00000000 00000000 c6935fac 93ec40f4 0000000b 0000000b 7ff00000 00000004 # [ 125.042658] 5f80: c03002e4 c6934000 c6935fa4 c6935f98 c05a4210 c05a4108 00000000 c6935fa8 # [ 125.051134] 5fa0: c03000c0 c05a4204 0000000b 0000000b 00000001 b6db4000 0000000b 00000001 # [ 125.059610] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6db4000 00020000 0042fe38 # [ 125.068086] 5fe0: 00000004 beaa87e8 b6e7a33b b6df3616 60080030 00000001 00000000 00000000 # [ 125.076552] Backtrace: # [ 125.079280] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x48/0x64) # [ 125.087836] r7:0000000b r6:c15ec380 r5:c1ad3814 r4:c6934000 # [ 125.093787] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.102249] r4:c5c2d000 # [ 125.105058] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 125.113362] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.121570] r9:c6935f60 r8:c3b0a180 r7:0000000b r6:b6db4000 r5:c5c9edc0 r4:c0c68358 # [ 125.129615] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 125.137738] r9:c6934000 r8:c6935f60 r7:c2905000 r6:b6db4000 r5:c07f0390 r4:c5c9edc0 # [ 125.145779] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 125.153205] r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c6934000 r5:c5c9edc0 # [ 125.161324] r4:c5c9edc0 # [ 125.164133] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.171560] r9:c6934000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 125.179604] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.187458] Exception stack(0xc6935fa8 to 0xc6935ff0) # [ 125.192795] 5fa0: 0000000b 0000000b 00000001 b6db4000 0000000b 00000001 # [ 125.201273] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6db4000 00020000 0042fe38 # [ 125.209746] 5fe0: 00000004 beaa87e8 b6e7a33b b6df3616 # [ 125.215082] Code: c6935e08 c13b2514 c13b22c4 c6935e6c (e1a0c00d) # [ 125.221464] ---[ end trace fd86d84e67c1db26 ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh <6>[ 126.014789] lkdtm: Performing direct entry EXEC_KMALLOC <6>[ 126.019034] lkdtm: attempting ok execution at c0c68ce4 <6>[ 126.024285] lkdtm: attempting bad execution at c5b28540 <1>[ 126.029968] 8<--- cut here --- <1>[ 126.033109] Unable to handle kernel paging request at virtual address c5b28540 <1>[ 126.040631] pgd = c79e42ad <1>[ 126.043596] [c5b28540] *pgd=c5a1141e(bad) <0>[ 126.047886] Internal error: Oops: 8000000d [#5] SMP ARM <4>[ 126.053385] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 126.092455] CPU: 0 PID: 1829 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 126.100485] Hardware name: STM32 (Device Tree Support) <4>[ 126.105916] PC is at 0xc5b28540 <4>[ 126.109327] LR is at execute_location+0xa4/0xb4 <4>[ 126.114121] pc : [] lr : [] psr: 60080013 <4>[ 126.120674] sp : c6831e30 ip : c6831d38 fp : c6831e4c <4>[ 126.126181] r10: 0000000d r9 : 00000021 r8 : c6831f60 <4>[ 126.131687] r7 : 0000000d r6 : 00000001 r5 : c5b28540 r4 : c0c68ce4 <4>[ 126.138503] r3 : 29a746a5 r2 : 29a746a5 r1 : ef7955e0 r0 : 0000002b <4>[ 126.145322] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 126.152750] Control: 10c5387d Table: c5fcc06a DAC: 00000051 <0>[ 126.158783] Process cat (pid: 1829, stack limit = 0xfa064167) <0>[ 126.164811] Stack: (0xc6831e30 to 0xc6832000) <0>[ 126.169448] 1e20: c5b28540 c1ad3820 c15ec380 0000000d <0>[ 126.177928] 1e40: c6831e64 c6831e50 c0c68d34 c13b22c4 c4f5c000 c1ad3820 c6831e74 c6831e68 <0>[ 126.186405] 1e60: c0c67f94 c0c68d08 c6831e9c c6831e78 c0c6846c c0c67f74 c0c68358 c5804b40 <0>[ 126.194882] 1e80: b6e38000 0000000d c3b0a180 c6831f60 c6831ec4 c6831ea0 c07f03f4 c0c68364 <0>[ 126.203359] 1ea0: c5804b40 c07f0390 b6e38000 c2905000 c6831f60 c6830000 c6831f5c c6831ec8 <0>[ 126.211836] 1ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6830000 <0>[ 126.220312] 1ee0: b6e38000 00020000 00000004 0000000d 0001fff3 c6831ee0 00000001 00000000 <0>[ 126.228788] 1f00: c58048c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 126.237267] 1f20: 00000000 00000000 c13c7864 29a746a5 c206ba80 c5804b40 c5804b40 c6830000 <0>[ 126.245748] 1f40: 0000000d 00000000 00000000 00000004 c6831f94 c6831f60 c05a4180 c05a3a98 <0>[ 126.254227] 1f60: 00000000 00000000 c6831fac 29a746a5 0000000d 0000000d 7ff00000 00000004 <0>[ 126.262708] 1f80: c03002e4 c6830000 c6831fa4 c6831f98 c05a4210 c05a4108 00000000 c6831fa8 <0>[ 126.271187] 1fa0: c03000c0 c05a4204 0000000d 0000000d 00000001 b6e38000 0000000d 00000001 <0>[ 126.279667] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e38000 00020000 004ffe38 <0>[ 126.288147] 1fe0: 00000004 be9167e8 b6efe33b b6e77616 60080030 00000001 00000000 00000000 <0>[ 126.296617] Backtrace: <0>[ 126.299346] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) <0>[ 126.308080] r7:0000000d r6:c15ec380 r5:c1ad3820 r4:c5b28540 <0>[ 126.314030] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 126.322675] r5:c1ad3820 r4:c4f5c000 <0>[ 126.326532] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 126.334838] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 126.343048] r9:c6831f60 r8:c3b0a180 r7:0000000d r6:b6e38000 r5:c5804b40 r4:c0c68358 <0>[ 126.351096] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 126.359222] r9:c6830000 r8:c6831f60 r7:c2905000 r6:b6e38000 r5:c07f0390 r4:c5804b40 <0>[ 126.367267] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 126.374696] r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c6830000 r5:c5804b40 <0>[ 126.382818] r4:c5804b40 <0>[ 126.385627] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 126.393056] r9:c6830000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 126.401103] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 126.408958] Exception stack(0xc6831fa8 to 0xc6831ff0) <0>[ 126.414295] 1fa0: 0000000d 0000000d 00000001 b6e38000 0000000d 00000001 <0>[ 126.422776] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e38000 00020000 004ffe38 <0>[ 126.431251] 1fe0: 00000004 be9167e8 b6efe33b b6e77616 <0>[ 126.436587] Code: 00150016 efe79060 efe98e40 efe98e60 (e1a0c00d) <4>[ 126.442971] ---[ end trace fd86d84e67c1db27 ]--- # Segmentation fault # [ 126.014789] lkdtm: Performing direct entry EXEC_KMALLOC # [ 126.019034] lkdtm: attempting ok execution at c0c68ce4 # [ 126.024285] lkdtm: attempting bad execution at c5b28540 # [ 126.029968] 8<--- cut here --- # [ 126.033109] Unable to handle kernel paging request at virtual address c5b28540 # [ 126.040631] pgd = c79e42ad # [ 126.043596] [c5b28540] *pgd=c5a1141e(bad) # [ 126.047886] Internal error: Oops: 8000000d [#5] SMP ARM # [ 126.053385] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 126.092455] CPU: 0 PID: 1829 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 126.100485] Hardware name: STM32 (Device Tree Support) # [ 126.105916] PC is at 0xc5b28540 # [ 126.109327] LR is at execute_location+0xa4/0xb4 # [ 126.114121] pc : [] lr : [] psr: 60080013 # [ 126.120674] sp : c6831e30 ip : c6831d38 fp : c6831e4c # [ 126.126181] r10: 0000000d r9 : 00000021 r8 : c6831f60 # [ 126.131687] r7 : 0000000d r6 : 00000001 r5 : c5b28540 r4 : c0c68ce4 # [ 126.138503] r3 : 29a746a5 r2 : 29a746a5 r1 : ef7955e0 r0 : 0000002b # [ 126.145322] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 126.152750] Control: 10c5387d Table: c5fcc06a DAC: 00000051 # [ 126.158783] Process cat (pid: 1829, stack limit = 0xfa064167) # [ 126.164811] Stack: (0xc6831e30 to 0xc6832000) # [ 126.169448] 1e20: c5b28540 c1ad3820 c15ec380 0000000d # [ 126.177928] 1e40: c6831e64 c6831e50 c0c68d34 c13b22c4 c4f5c000 c1ad3820 c6831e74 c6831e68 # [ 126.186405] 1e60: c0c67f94 c0c68d08 c6831e9c c6831e78 c0c6846c c0c67f74 c0c68358 c5804b40 # [ 126.194882] 1e80: b6e38000 0000000d c3b0a180 c6831f60 c6831ec4 c6831ea0 c07f03f4 c0c68364 # [ 126.203359] 1ea0: c5804b40 c07f0390 b6e38000 c2905000 c6831f60 c6830000 c6831f5c c6831ec8 # [ 126.211836] 1ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6830000 # [ 126.220312] 1ee0: b6e38000 00020000 00000004 0000000d 0001fff3 c6831ee0 00000001 00000000 # [ 126.228788] 1f00: c58048c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 126.237267] 1f20: 00000000 00000000 c13c7864 29a746a5 c206ba80 c5804b40 c5804b40 c6830000 # [ 126.245748] 1f40: 0000000d 00000000 00000000 00000004 c6831f94 c6831f60 c05a4180 c05a3a98 # [ 126.254227] 1f60: 00000000 00000000 c6831fac 29a746a5 0000000d 0000000d 7ff00000 00000004 # [ 126.262708] 1f80: c03002e4 c6830000 c6831fa4 c6831f98 c05a4210 c05a4108 00000000 c6831fa8 # [ 126.271187] 1fa0: c03000c0 c05a4204 0000000d 0000000d 00000001 b6e38000 0000000d 00000001 # [ 126.279667] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e38000 00020000 004ffe38 # [ 126.288147] 1fe0: 00000004 be9167e8 b6efe33b b6e77616 60080030 00000001 00000000 00000000 # [ 126.296617] Backtrace: # [ 126.299346] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 126.308080] r7:0000000d r6:c15ec380 r5:c1ad3820 r4:c5b28540 # [ 126.314030] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.322675] r5:c1ad3820 r4:c4f5c000 # [ 126.326532] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 126.334838] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.343048] r9:c6831f60 r8:c3b0a180 r7:0000000d r6:b6e38000 r5:c5804b40 r4:c0c68358 # [ 126.351096] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 126.359222] r9:c6830000 r8:c6831f60 r7:c2905000 r6:b6e38000 r5:c07f0390 r4:c5804b40 # [ 126.367267] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 126.374696] r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c6830000 r5:c5804b40 # [ 126.382818] r4:c5804b40 # [ 126.385627] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.393056] r9:c6830000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 126.401103] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.408958] Exception stack(0xc6831fa8 to 0xc6831ff0) # [ 126.414295] 1fa0: 0000000d 0000000d 00000001 b6e38000 0000000d 00000001 # [ 126.422776] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e38000 00020000 004ffe38 # [ 126.431251] 1fe0: 00000004 be9167e8 b6efe33b b6e77616 # [ 126.436587] Code: 00150016 efe79060 efe98e40 efe98e60 (e1a0c00d) # [ 126.442971] ---[ end trace fd86d84e67c1db27 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh <6>[ 127.200008] lkdtm: Performing direct entry EXEC_VMALLOC <6>[ 127.204129] lkdtm: attempting ok execution at c0c68ce4 <6>[ 127.209703] lkdtm: attempting bad execution at f0895000 <1>[ 127.215026] 8<--- cut here --- <1>[ 127.218333] Unable to handle kernel paging request at virtual address f0895000 <1>[ 127.226012] pgd = 24efafc0 <1>[ 127.228939] [f0895000] *pgd=c294e811, *pte=f8c9965f, *ppte=f8c9945f <0>[ 127.235388] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 127.240883] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 127.279952] CPU: 1 PID: 1907 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 127.287979] Hardware name: STM32 (Device Tree Support) <4>[ 127.293408] PC is at 0xf0895000 <4>[ 127.296818] LR is at execute_location+0xa4/0xb4 <4>[ 127.301612] pc : [] lr : [] psr: 60080013 <4>[ 127.308165] sp : c68efe30 ip : 00000000 fp : c68efe4c <4>[ 127.313669] r10: 0000000d r9 : 00000022 r8 : c68eff60 <4>[ 127.319175] r7 : 0000000d r6 : 00000001 r5 : f0895000 r4 : c0c68ce4 <4>[ 127.325991] r3 : 2ec38179 r2 : 2ec38179 r1 : 00000027 r0 : 0000002b <4>[ 127.332808] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 127.340234] Control: 10c5387d Table: c693006a DAC: 00000051 <0>[ 127.346267] Process cat (pid: 1907, stack limit = 0x8087a650) <0>[ 127.352292] Stack: (0xc68efe30 to 0xc68f0000) <0>[ 127.356928] fe20: f0895000 c1ad3830 c15ec380 0000000d <0>[ 127.365406] fe40: c68efe64 c68efe50 c0c68d68 c13b22c4 c5b37000 c1ad3830 c68efe74 c68efe68 <0>[ 127.373882] fe60: c0c67f94 c0c68d4c c68efe9c c68efe78 c0c6846c c0c67f74 c0c68358 c5f8f140 <0>[ 127.382359] fe80: b6e9f000 0000000d c3b0a180 c68eff60 c68efec4 c68efea0 c07f03f4 c0c68364 <0>[ 127.390836] fea0: c5f8f140 c07f0390 b6e9f000 c2905000 c68eff60 c68ee000 c68eff5c c68efec8 <0>[ 127.399312] fec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c68ee000 <0>[ 127.407787] fee0: b6e9f000 00020000 00000004 0000000d 0001fff3 c68efee0 00000001 00000000 <0>[ 127.416263] ff00: c5f8f000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 127.424741] ff20: 00000000 00000000 c13c7864 2ec38179 c206ba80 c5f8f140 c5f8f140 c68ee000 <0>[ 127.433217] ff40: 0000000d 00000000 00000000 00000004 c68eff94 c68eff60 c05a4180 c05a3a98 <0>[ 127.441694] ff60: 00000000 00000000 c68effac 2ec38179 0000000d 0000000d 7ff00000 00000004 <0>[ 127.450170] ff80: c03002e4 c68ee000 c68effa4 c68eff98 c05a4210 c05a4108 00000000 c68effa8 <0>[ 127.458645] ffa0: c03000c0 c05a4204 0000000d 0000000d 00000001 b6e9f000 0000000d 00000001 <0>[ 127.467121] ffc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9f000 00020000 0046fe38 <0>[ 127.475597] ffe0: 00000004 bed0d7e8 b6f6533b b6ede616 60080030 00000001 00000000 00000000 <0>[ 127.484061] Backtrace: <0>[ 127.486791] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 127.495517] r7:0000000d r6:c15ec380 r5:c1ad3830 r4:f0895000 <0>[ 127.501465] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 127.510103] r5:c1ad3830 r4:c5b37000 <0>[ 127.513960] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 127.522262] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 127.530475] r9:c68eff60 r8:c3b0a180 r7:0000000d r6:b6e9f000 r5:c5f8f140 r4:c0c68358 <0>[ 127.538522] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 127.546641] r9:c68ee000 r8:c68eff60 r7:c2905000 r6:b6e9f000 r5:c07f0390 r4:c5f8f140 <0>[ 127.554683] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 127.562104] r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c68ee000 r5:c5f8f140 <0>[ 127.570220] r4:c5f8f140 <0>[ 127.573030] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 127.580455] r9:c68ee000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 127.588499] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 127.596352] Exception stack(0xc68effa8 to 0xc68efff0) <0>[ 127.601687] ffa0: 0000000d 0000000d 00000001 b6e9f000 0000000d 00000001 <0>[ 127.610165] ffc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9f000 00020000 0046fe38 <0>[ 127.618636] ffe0: 00000004 bed0d7e8 b6f6533b b6ede616 <0>[ 127.623981] Code: bad PC value <4>[ 127.627408] ---[ end trace fd86d84e67c1db28 ]--- # Segmentation fault # [ 127.200008] lkdtm: Performing direct entry EXEC_VMALLOC # [ 127.204129] lkdtm: attempting ok execution at c0c68ce4 # [ 127.209703] lkdtm: attempting bad execution at f0895000 # [ 127.215026] 8<--- cut here --- # [ 127.218333] Unable to handle kernel paging request at virtual address f0895000 # [ 127.226012] pgd = 24efafc0 # [ 127.228939] [f0895000] *pgd=c294e811, *pte=f8c9965f, *ppte=f8c9945f # [ 127.235388] Internal error: Oops: 8000000f [#6] SMP ARM # [ 127.240883] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 127.279952] CPU: 1 PID: 1907 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 127.287979] Hardware name: STM32 (Device Tree Support) # [ 127.293408] PC is at 0xf0895000 # [ 127.296818] LR is at execute_location+0xa4/0xb4 # [ 127.301612] pc : [] lr : [] psr: 60080013 # [ 127.308165] sp : c68efe30 ip : 00000000 fp : c68efe4c # [ 127.313669] r10: 0000000d r9 : 00000022 r8 : c68eff60 # [ 127.319175] r7 : 0000000d r6 : 00000001 r5 : f0895000 r4 : c0c68ce4 # [ 127.325991] r3 : 2ec38179 r2 : 2ec38179 r1 : 00000027 r0 : 0000002b # [ 127.332808] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 127.340234] Control: 10c5387d Table: c693006a DAC: 00000051 # [ 127.346267] Process cat (pid: 1907, stack limit = 0x8087a650) # [ 127.352292] Stack: (0xc68efe30 to 0xc68f0000) # [ 127.356928] fe20: f0895000 c1ad3830 c15ec380 0000000d # [ 127.365406] fe40: c68efe64 c68efe50 c0c68d68 c13b22c4 c5b37000 c1ad3830 c68efe74 c68efe68 # [ 127.373882] fe60: c0c67f94 c0c68d4c c68efe9c c68efe78 c0c6846c c0c67f74 c0c68358 c5f8f140 # [ 127.382359] fe80: b6e9f000 0000000d c3b0a180 c68eff60 c68efec4 c68efea0 c07f03f4 c0c68364 # [ 127.390836] fea0: c5f8f140 c07f0390 b6e9f000 c2905000 c68eff60 c68ee000 c68eff5c c68efec8 # [ 127.399312] fec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c68ee000 # [ 127.407787] fee0: b6e9f000 00020000 00000004 0000000d 0001fff3 c68efee0 00000001 00000000 # [ 127.416263] ff00: c5f8f000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 127.424741] ff20: 00000000 00000000 c13c7864 2ec38179 c206ba80 c5f8f140 c5f8f140 c68ee000 # [ 127.433217] ff40: 0000000d 00000000 00000000 00000004 c68eff94 c68eff60 c05a4180 c05a3a98 # [ 127.441694] ff60: 00000000 00000000 c68effac 2ec38179 0000000d 0000000d 7ff00000 00000004 # [ 127.450170] ff80: c03002e4 c68ee000 c68effa4 c68eff98 c05a4210 c05a4108 00000000 c68effa8 # [ 127.458645] ffa0: c03000c0 c05a4204 0000000d 0000000d 00000001 b6e9f000 0000000d 00000001 # [ 127.467121] ffc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9f000 00020000 0046fe38 # [ 127.475597] ffe0: 00000004 bed0d7e8 b6f6533b b6ede616 60080030 00000001 00000000 00000000 # [ 127.484061] Backtrace: # [ 127.486791] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 127.495517] r7:0000000d r6:c15ec380 r5:c1ad3830 r4:f0895000 # [ 127.501465] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.510103] r5:c1ad3830 r4:c5b37000 # [ 127.513960] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 127.522262] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.530475] r9:c68eff60 r8:c3b0a180 r7:0000000d r6:b6e9f000 r5:c5f8f140 r4:c0c68358 # [ 127.538522] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 127.546641] r9:c68ee000 r8:c68eff60 r7:c2905000 r6:b6e9f000 r5:c07f0390 r4:c5f8f140 # [ 127.554683] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 127.562104] r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c68ee000 r5:c5f8f140 # [ 127.570220] r4:c5f8f140 # [ 127.573030] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.580455] r9:c68ee000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 127.588499] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.596352] Exception stack(0xc68effa8 to 0xc68efff0) # [ 127.601687] ffa0: 0000000d 0000000d 00000001 b6e9f000 0000000d 00000001 # [ 127.610165] ffc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9f000 00020000 0046fe38 # [ 127.618636] ffe0: 00000004 bed0d7e8 b6f6533b b6ede616 # [ 127.623981] Code: bad PC value # [ 127.627408] ---[ end trace fd86d84e67c1db28 ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh <6>[ 128.436758] lkdtm: Performing direct entry EXEC_RODATA <6>[ 128.440903] lkdtm: attempting ok execution at c0c68ce4 <6>[ 128.446163] lkdtm: attempting bad execution at c15ec61c <1>[ 128.451819] 8<--- cut here --- <1>[ 128.454993] Unable to handle kernel paging request at virtual address c15ec61c <1>[ 128.462507] pgd = a152c28b <1>[ 128.465468] [c15ec61c] *pgd=c141941e(bad) <0>[ 128.469758] Internal error: Oops: 8000000d [#7] SMP ARM <4>[ 128.475257] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 128.514317] CPU: 0 PID: 1985 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 128.522344] Hardware name: STM32 (Device Tree Support) <4>[ 128.527777] PC is at lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 128.533100] LR is at execute_location+0xa4/0xb4 <4>[ 128.537899] pc : [] lr : [] psr: 60080013 <4>[ 128.544451] sp : c6945e38 ip : c6945d40 fp : c6945e54 <4>[ 128.549956] r10: 0000000c r9 : 00000023 r8 : c6945f60 <4>[ 128.555463] r7 : 0000000c r6 : 00000000 r5 : c15ec61c r4 : c0c68ce4 <4>[ 128.562279] r3 : 53e4ab9f r2 : 53e4ab9f r1 : ef7955e0 r0 : 0000002b <4>[ 128.569096] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 128.576521] Control: 10c5387d Table: c691806a DAC: 00000051 <0>[ 128.582551] Process cat (pid: 1985, stack limit = 0x5e3bd538) <0>[ 128.588580] Stack: (0xc6945e38 to 0xc6946000) <0>[ 128.593215] 5e20: c4f5c000 c1ad3840 <0>[ 128.601696] 5e40: c15ec380 0000000c c6945e64 c6945e58 c13b2554 c13b22c4 c6945e74 c6945e68 <0>[ 128.610172] 5e60: c0c67f94 c13b253c c6945e9c c6945e78 c0c6846c c0c67f74 c0c68358 c585d000 <0>[ 128.618648] 5e80: b6e19000 0000000c c3b0a180 c6945f60 c6945ec4 c6945ea0 c07f03f4 c0c68364 <0>[ 128.627124] 5ea0: c585d000 c07f0390 b6e19000 c2905000 c6945f60 c6944000 c6945f5c c6945ec8 <0>[ 128.635600] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6944000 <0>[ 128.644077] 5ee0: b6e19000 00020000 00000004 0000000c 0001fff4 c6945ee0 00000001 00000000 <0>[ 128.652553] 5f00: c585da00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 128.661031] 5f20: 00000000 00000000 c13c7864 53e4ab9f c206ba80 c585d000 c585d000 c6944000 <0>[ 128.669507] 5f40: 0000000c 00000000 00000000 00000004 c6945f94 c6945f60 c05a4180 c05a3a98 <0>[ 128.677983] 5f60: 00000000 00000000 c6945fac 53e4ab9f 0000000c 0000000c 7ff00000 00000004 <0>[ 128.686460] 5f80: c03002e4 c6944000 c6945fa4 c6945f98 c05a4210 c05a4108 00000000 c6945fa8 <0>[ 128.694934] 5fa0: c03000c0 c05a4204 0000000c 0000000c 00000001 b6e19000 0000000c 00000001 <0>[ 128.703410] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e19000 00020000 0042fe38 <0>[ 128.711885] 5fe0: 00000004 bec0c7e8 b6edf33b b6e58616 60080030 00000001 00000000 00000000 <0>[ 128.720351] Backtrace: <0>[ 128.723076] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 128.731719] r7:0000000c r6:c15ec380 r5:c1ad3840 r4:c4f5c000 <0>[ 128.737669] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 128.746231] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 128.754533] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 128.762741] r9:c6945f60 r8:c3b0a180 r7:0000000c r6:b6e19000 r5:c585d000 r4:c0c68358 <0>[ 128.770784] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 128.778905] r9:c6944000 r8:c6945f60 r7:c2905000 r6:b6e19000 r5:c07f0390 r4:c585d000 <0>[ 128.786945] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 128.794367] r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c6944000 r5:c585d000 <0>[ 128.802481] r4:c585d000 <0>[ 128.805289] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 128.812714] r9:c6944000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 128.820758] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 128.828607] Exception stack(0xc6945fa8 to 0xc6945ff0) <0>[ 128.833942] 5fa0: 0000000c 0000000c 00000001 b6e19000 0000000c 00000001 <0>[ 128.842419] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e19000 00020000 0042fe38 <0>[ 128.850891] 5fe0: 00000004 bec0c7e8 b6edf33b b6e58616 <0>[ 128.856225] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 128.862606] ---[ end trace fd86d84e67c1db29 ]--- # Segmentation fault # [ 128.436758] lkdtm: Performing direct entry EXEC_RODATA # [ 128.440903] lkdtm: attempting ok execution at c0c68ce4 # [ 128.446163] lkdtm: attempting bad execution at c15ec61c # [ 128.451819] 8<--- cut here --- # [ 128.454993] Unable to handle kernel paging request at virtual address c15ec61c # [ 128.462507] pgd = a152c28b # [ 128.465468] [c15ec61c] *pgd=c141941e(bad) # [ 128.469758] Internal error: Oops: 8000000d [#7] SMP ARM # [ 128.475257] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 128.514317] CPU: 0 PID: 1985 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 128.522344] Hardware name: STM32 (Device Tree Support) # [ 128.527777] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 128.533100] LR is at execute_location+0xa4/0xb4 # [ 128.537899] pc : [] lr : [] psr: 60080013 # [ 128.544451] sp : c6945e38 ip : c6945d40 fp : c6945e54 # [ 128.549956] r10: 0000000c r9 : 00000023 r8 : c6945f60 # [ 128.555463] r7 : 0000000c r6 : 00000000 r5 : c15ec61c r4 : c0c68ce4 # [ 128.562279] r3 : 53e4ab9f r2 : 53e4ab9f r1 : ef7955e0 r0 : 0000002b # [ 128.569096] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 128.576521] Control: 10c5387d Table: c691806a DAC: 00000051 # [ 128.582551] Process cat (pid: 1985, stack limit = 0x5e3bd538) # [ 128.588580] Stack: (0xc6945e38 to 0xc6946000) # [ 128.593215] 5e20: c4f5c000 c1ad3840 # [ 128.601696] 5e40: c15ec380 0000000c c6945e64 c6945e58 c13b2554 c13b22c4 c6945e74 c6945e68 # [ 128.610172] 5e60: c0c67f94 c13b253c c6945e9c c6945e78 c0c6846c c0c67f74 c0c68358 c585d000 # [ 128.618648] 5e80: b6e19000 0000000c c3b0a180 c6945f60 c6945ec4 c6945ea0 c07f03f4 c0c68364 # [ 128.627124] 5ea0: c585d000 c07f0390 b6e19000 c2905000 c6945f60 c6944000 c6945f5c c6945ec8 # [ 128.635600] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6944000 # [ 128.644077] 5ee0: b6e19000 00020000 00000004 0000000c 0001fff4 c6945ee0 00000001 00000000 # [ 128.652553] 5f00: c585da00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 128.661031] 5f20: 00000000 00000000 c13c7864 53e4ab9f c206ba80 c585d000 c585d000 c6944000 # [ 128.669507] 5f40: 0000000c 00000000 00000000 00000004 c6945f94 c6945f60 c05a4180 c05a3a98 # [ 128.677983] 5f60: 00000000 00000000 c6945fac 53e4ab9f 0000000c 0000000c 7ff00000 00000004 # [ 128.686460] 5f80: c03002e4 c6944000 c6945fa4 c6945f98 c05a4210 c05a4108 00000000 c6945fa8 # [ 128.694934] 5fa0: c03000c0 c05a4204 0000000c 0000000c 00000001 b6e19000 0000000c 00000001 # [ 128.703410] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e19000 00020000 0042fe38 # [ 128.711885] 5fe0: 00000004 bec0c7e8 b6edf33b b6e58616 60080030 00000001 00000000 00000000 # [ 128.720351] Backtrace: # [ 128.723076] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 128.731719] r7:0000000c r6:c15ec380 r5:c1ad3840 r4:c4f5c000 # [ 128.737669] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.746231] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 128.754533] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.762741] r9:c6945f60 r8:c3b0a180 r7:0000000c r6:b6e19000 r5:c585d000 r4:c0c68358 # [ 128.770784] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 128.778905] r9:c6944000 r8:c6945f60 r7:c2905000 r6:b6e19000 r5:c07f0390 r4:c585d000 # [ 128.786945] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 128.794367] r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c6944000 r5:c585d000 # [ 128.802481] r4:c585d000 # [ 128.805289] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.812714] r9:c6944000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 128.820758] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.828607] Exception stack(0xc6945fa8 to 0xc6945ff0) # [ 128.833942] 5fa0: 0000000c 0000000c 00000001 b6e19000 0000000c 00000001 # [ 128.842419] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e19000 00020000 0042fe38 # [ 128.850891] 5fe0: 00000004 bec0c7e8 b6edf33b b6e58616 # [ 128.856225] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 128.862606] ---[ end trace fd86d84e67c1db29 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh <6>[ 129.666099] lkdtm: Performing direct entry EXEC_USERSPACE <6>[ 129.670519] lkdtm: attempting ok execution at c0c68ce4 <6>[ 129.675971] lkdtm: attempting bad execution at b6f59000 <1>[ 129.681441] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f59000 <0>[ 129.688704] Internal error: : b [#8] SMP ARM <4>[ 129.693245] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 129.732308] CPU: 1 PID: 2062 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 129.740333] Hardware name: STM32 (Device Tree Support) <4>[ 129.745763] PC is at 0xb6f59000 <4>[ 129.749171] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 <4>[ 129.754316] pc : [] lr : [] psr: 60080013 <4>[ 129.760869] sp : c5cffe48 ip : c5cffd50 fp : c5cffe64 <4>[ 129.766375] r10: 0000000f r9 : 00000024 r8 : c5cfff60 <4>[ 129.771881] r7 : 0000000f r6 : c15ec380 r5 : c1ad384c r4 : b6f59000 <4>[ 129.778697] r3 : 2183f379 r2 : 2183f379 r1 : ef7aa5e0 r0 : 0000002b <4>[ 129.785516] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 129.792941] Control: 10c5387d Table: c5afc06a DAC: 00000051 <0>[ 129.798976] Process cat (pid: 2062, stack limit = 0x06978f41) <0>[ 129.805000] Stack: (0xc5cffe48 to 0xc5d00000) <0>[ 129.809639] fe40: 00000001 00000000 c15ec380 c5da6000 c5cffe74 c5cffe68 <0>[ 129.818114] fe60: c0c67f94 c0c68d80 c5cffe9c c5cffe78 c0c6846c c0c67f74 c0c68358 c2dfc140 <0>[ 129.826590] fe80: b6e1e000 0000000f c3b0a180 c5cfff60 c5cffec4 c5cffea0 c07f03f4 c0c68364 <0>[ 129.835065] fea0: c2dfc140 c07f0390 b6e1e000 c2905000 c5cfff60 c5cfe000 c5cfff5c c5cffec8 <0>[ 129.843540] fec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c5cfe000 <0>[ 129.852015] fee0: b6e1e000 00020000 00000004 0000000f 0001fff1 c5cffee0 00000001 00000000 <0>[ 129.860490] ff00: c2dd9500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 129.868967] ff20: 00000000 00000000 c13c7864 2183f379 c206ba80 c2dfc140 c2dfc140 c5cfe000 <0>[ 129.877442] ff40: 0000000f 00000000 00000000 00000004 c5cfff94 c5cfff60 c05a4180 c05a3a98 <0>[ 129.885918] ff60: 00000000 00000000 c5cfffac 2183f379 0000000f 0000000f 7ff00000 00000004 <0>[ 129.894395] ff80: c03002e4 c5cfe000 c5cfffa4 c5cfff98 c05a4210 c05a4108 00000000 c5cfffa8 <0>[ 129.902870] ffa0: c03000c0 c05a4204 0000000f 0000000f 00000001 b6e1e000 0000000f 00000001 <0>[ 129.911347] ffc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e1e000 00020000 0048fe38 <0>[ 129.919823] ffe0: 00000004 be8a57e8 b6ee433b b6e5d616 60080030 00000001 00000000 00000000 <0>[ 129.928289] Backtrace: <0>[ 129.931016] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 129.939830] r4:c5da6000 <0>[ 129.942637] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 129.950941] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 129.959148] r9:c5cfff60 r8:c3b0a180 r7:0000000f r6:b6e1e000 r5:c2dfc140 r4:c0c68358 <0>[ 129.967192] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 129.975313] r9:c5cfe000 r8:c5cfff60 r7:c2905000 r6:b6e1e000 r5:c07f0390 r4:c2dfc140 <0>[ 129.983353] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 129.990778] r10:00000004 r9:00000000 r8:00000000 r7:0000000f r6:c5cfe000 r5:c2dfc140 <0>[ 129.998896] r4:c2dfc140 <0>[ 130.001704] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 130.009129] r9:c5cfe000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f <0>[ 130.017171] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 130.025024] Exception stack(0xc5cfffa8 to 0xc5cffff0) <0>[ 130.030358] ffa0: 0000000f 0000000f 00000001 b6e1e000 0000000f 00000001 <0>[ 130.038834] ffc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e1e000 00020000 0048fe38 <0>[ 130.047305] ffe0: 00000004 be8a57e8 b6ee433b b6e5d616 <0>[ 130.052647] Code: bad PC value <4>[ 130.055962] ---[ end trace fd86d84e67c1db2a ]--- # Segmentation fault # [ 129.666099] lkdtm: Performing direct entry EXEC_USERSPACE # [ 129.670519] lkdtm: attempting ok execution at c0c68ce4 # [ 129.675971] lkdtm: attempting bad execution at b6f59000 # [ 129.681441] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f59000 # [ 129.688704] Internal error: : b [#8] SMP ARM # [ 129.693245] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 129.732308] CPU: 1 PID: 2062 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 129.740333] Hardware name: STM32 (Device Tree Support) # [ 129.745763] PC is at 0xb6f59000 # [ 129.749171] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 129.754316] pc : [] lr : [] psr: 60080013 # [ 129.760869] sp : c5cffe48 ip : c5cffd50 fp : c5cffe64 # [ 129.766375] r10: 0000000f r9 : 00000024 r8 : c5cfff60 # [ 129.771881] r7 : 0000000f r6 : c15ec380 r5 : c1ad384c r4 : b6f59000 # [ 129.778697] r3 : 2183f379 r2 : 2183f379 r1 : ef7aa5e0 r0 : 0000002b # [ 129.785516] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 129.792941] Control: 10c5387d Table: c5afc06a DAC: 00000051 # [ 129.798976] Process cat (pid: 2062, stack limit = 0x06978f41) # [ 129.805000] Stack: (0xc5cffe48 to 0xc5d00000) # [ 129.809639] fe40: 00000001 00000000 c15ec380 c5da6000 c5cffe74 c5cffe68 # [ 129.818114] fe60: c0c67f94 c0c68d80 c5cffe9c c5cffe78 c0c6846c c0c67f74 c0c68358 c2dfc140 # [ 129.826590] fe80: b6e1e000 0000000f c3b0a180 c5cfff60 c5cffec4 c5cffea0 c07f03f4 c0c68364 # [ 129.835065] fea0: c2dfc140 c07f0390 b6e1e000 c2905000 c5cfff60 c5cfe000 c5cfff5c c5cffec8 # [ 129.843540] fec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c5cfe000 # [ 129.852015] fee0: b6e1e000 00020000 00000004 0000000f 0001fff1 c5cffee0 00000001 00000000 # [ 129.860490] ff00: c2dd9500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 129.868967] ff20: 00000000 00000000 c13c7864 2183f379 c206ba80 c2dfc140 c2dfc140 c5cfe000 # [ 129.877442] ff40: 0000000f 00000000 00000000 00000004 c5cfff94 c5cfff60 c05a4180 c05a3a98 # [ 129.885918] ff60: 00000000 00000000 c5cfffac 2183f379 0000000f 0000000f 7ff00000 00000004 # [ 129.894395] ff80: c03002e4 c5cfe000 c5cfffa4 c5cfff98 c05a4210 c05a4108 00000000 c5cfffa8 # [ 129.902870] ffa0: c03000c0 c05a4204 0000000f 0000000f 00000001 b6e1e000 0000000f 00000001 # [ 129.911347] ffc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e1e000 00020000 0048fe38 # [ 129.919823] ffe0: 00000004 be8a57e8 b6ee433b b6e5d616 60080030 00000001 00000000 00000000 # [ 129.928289] Backtrace: # [ 129.931016] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.939830] r4:c5da6000 # [ 129.942637] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 129.950941] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.959148] r9:c5cfff60 r8:c3b0a180 r7:0000000f r6:b6e1e000 r5:c2dfc140 r4:c0c68358 # [ 129.967192] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 129.975313] r9:c5cfe000 r8:c5cfff60 r7:c2905000 r6:b6e1e000 r5:c07f0390 r4:c2dfc140 # [ 129.983353] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 129.990778] r10:00000004 r9:00000000 r8:00000000 r7:0000000f r6:c5cfe000 r5:c2dfc140 # [ 129.998896] r4:c2dfc140 # [ 130.001704] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.009129] r9:c5cfe000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f # [ 130.017171] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.025024] Exception stack(0xc5cfffa8 to 0xc5cffff0) # [ 130.030358] ffa0: 0000000f 0000000f 00000001 b6e1e000 0000000f 00000001 # [ 130.038834] ffc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e1e000 00020000 0048fe38 # [ 130.047305] ffe0: 00000004 be8a57e8 b6ee433b b6e5d616 # [ 130.052647] Code: bad PC value # [ 130.055962] ---[ end trace fd86d84e67c1db2a ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh <6>[ 130.873615] lkdtm: Performing direct entry EXEC_NULL <6>[ 130.877439] lkdtm: attempting ok execution at c0c68ce4 <6>[ 130.882973] lkdtm: attempting bad execution at 00000000 <1>[ 130.888372] 8<--- cut here --- <1>[ 130.891837] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 130.900204] pgd = 961df740 <1>[ 130.903038] [00000000] *pgd=00000000 <0>[ 130.906934] Internal error: Oops: 80000005 [#9] SMP ARM <4>[ 130.912385] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 130.951450] CPU: 1 PID: 2134 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 130.959477] Hardware name: STM32 (Device Tree Support) <4>[ 130.964908] PC is at 0x0 <4>[ 130.967706] LR is at execute_location+0xa4/0xb4 <4>[ 130.972500] pc : [<00000000>] lr : [] psr: 60080013 <4>[ 130.979053] sp : c6935e38 ip : 00000000 fp : c6935e54 <4>[ 130.984559] r10: 0000000a r9 : 00000025 r8 : c6935f60 <4>[ 130.990064] r7 : 0000000a r6 : 00000000 r5 : 00000000 r4 : c0c68ce4 <4>[ 130.996881] r3 : 9718d82f r2 : 9718d82f r1 : 00000027 r0 : 0000002b <4>[ 131.003699] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 131.011125] Control: 10c5387d Table: c5e3806a DAC: 00000051 <0>[ 131.017157] Process cat (pid: 2134, stack limit = 0xc167176a) <0>[ 131.023182] Stack: (0xc6935e38 to 0xc6936000) <0>[ 131.027817] 5e20: c4fcd000 c1ad385c <0>[ 131.036297] 5e40: c15ec380 0000000a c6935e64 c6935e58 c13b2578 c13b22c4 c6935e74 c6935e68 <0>[ 131.044772] 5e60: c0c67f94 c13b2564 c6935e9c c6935e78 c0c6846c c0c67f74 c0c68358 c5804500 <0>[ 131.053248] 5e80: b6e0e000 0000000a c3b0a180 c6935f60 c6935ec4 c6935ea0 c07f03f4 c0c68364 <0>[ 131.061725] 5ea0: c5804500 c07f0390 b6e0e000 c2905000 c6935f60 c6934000 c6935f5c c6935ec8 <0>[ 131.070200] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6934000 <0>[ 131.078676] 5ee0: b6e0e000 00020000 00000004 0000000a 0001fff6 c6935ee0 00000001 00000000 <0>[ 131.087151] 5f00: c5804dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 131.095626] 5f20: 00000000 00000000 c13c7864 9718d82f c206ba80 c5804500 c5804500 c6934000 <0>[ 131.104101] 5f40: 0000000a 00000000 00000000 00000004 c6935f94 c6935f60 c05a4180 c05a3a98 <0>[ 131.112576] 5f60: 00000000 00000000 c6935fac 9718d82f 0000000a 0000000a 7ff00000 00000004 <0>[ 131.121053] 5f80: c03002e4 c6934000 c6935fa4 c6935f98 c05a4210 c05a4108 00000000 c6935fa8 <0>[ 131.129529] 5fa0: c03000c0 c05a4204 0000000a 0000000a 00000001 b6e0e000 0000000a 00000001 <0>[ 131.138005] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e0e000 00020000 0048fe38 <0>[ 131.146481] 5fe0: 00000004 be9d57e8 b6ed433b b6e4d616 60080030 00000001 00000000 00000000 <0>[ 131.154946] Backtrace: <0>[ 131.157673] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 131.166140] r7:0000000a r6:c15ec380 r5:c1ad385c r4:c4fcd000 <0>[ 131.172091] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 131.180476] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 131.188778] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 131.196984] r9:c6935f60 r8:c3b0a180 r7:0000000a r6:b6e0e000 r5:c5804500 r4:c0c68358 <0>[ 131.205027] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 131.213148] r9:c6934000 r8:c6935f60 r7:c2905000 r6:b6e0e000 r5:c07f0390 r4:c5804500 <0>[ 131.221188] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 131.228611] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c6934000 r5:c5804500 <0>[ 131.236726] r4:c5804500 <0>[ 131.239534] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 131.246959] r9:c6934000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 131.255002] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 131.262855] Exception stack(0xc6935fa8 to 0xc6935ff0) <0>[ 131.268190] 5fa0: 0000000a 0000000a 00000001 b6e0e000 0000000a 00000001 <0>[ 131.276672] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e0e000 00020000 0048fe38 <0>[ 131.285140] 5fe0: 00000004 be9d57e8 b6ed433b b6e4d616 <0>[ 131.290483] Code: bad PC value <4>[ 131.293913] ---[ end trace fd86d84e67c1db2b ]--- # Segmentation fault # [ 130.873615] lkdtm: Performing direct entry EXEC_NULL # [ 130.877439] lkdtm: attempting ok execution at c0c68ce4 # [ 130.882973] lkdtm: attempting bad execution at 00000000 # [ 130.888372] 8<--- cut here --- # [ 130.891837] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 130.900204] pgd = 961df740 # [ 130.903038] [00000000] *pgd=00000000 # [ 130.906934] Internal error: Oops: 80000005 [#9] SMP ARM # [ 130.912385] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 130.951450] CPU: 1 PID: 2134 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 130.959477] Hardware name: STM32 (Device Tree Support) # [ 130.964908] PC is at 0x0 # [ 130.967706] LR is at execute_location+0xa4/0xb4 # [ 130.972500] pc : [<00000000>] lr : [] psr: 60080013 # [ 130.979053] sp : c6935e38 ip : 00000000 fp : c6935e54 # [ 130.984559] r10: 0000000a r9 : 00000025 r8 : c6935f60 # [ 130.990064] r7 : 0000000a r6 : 00000000 r5 : 00000000 r4 : c0c68ce4 # [ 130.996881] r3 : 9718d82f r2 : 9718d82f r1 : 00000027 r0 : 0000002b # [ 131.003699] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 131.011125] Control: 10c5387d Table: c5e3806a DAC: 00000051 # [ 131.017157] Process cat (pid: 2134, stack limit = 0xc167176a) # [ 131.023182] Stack: (0xc6935e38 to 0xc6936000) # [ 131.027817] 5e20: c4fcd000 c1ad385c # [ 131.036297] 5e40: c15ec380 0000000a c6935e64 c6935e58 c13b2578 c13b22c4 c6935e74 c6935e68 # [ 131.044772] 5e60: c0c67f94 c13b2564 c6935e9c c6935e78 c0c6846c c0c67f74 c0c68358 c5804500 # [ 131.053248] 5e80: b6e0e000 0000000a c3b0a180 c6935f60 c6935ec4 c6935ea0 c07f03f4 c0c68364 # [ 131.061725] 5ea0: c5804500 c07f0390 b6e0e000 c2905000 c6935f60 c6934000 c6935f5c c6935ec8 # [ 131.070200] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6934000 # [ 131.078676] 5ee0: b6e0e000 00020000 00000004 0000000a 0001fff6 c6935ee0 00000001 00000000 # [ 131.087151] 5f00: c5804dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 131.095626] 5f20: 00000000 00000000 c13c7864 9718d82f c206ba80 c5804500 c5804500 c6934000 # [ 131.104101] 5f40: 0000000a 00000000 00000000 00000004 c6935f94 c6935f60 c05a4180 c05a3a98 # [ 131.112576] 5f60: 00000000 00000000 c6935fac 9718d82f 0000000a 0000000a 7ff00000 00000004 # [ 131.121053] 5f80: c03002e4 c6934000 c6935fa4 c6935f98 c05a4210 c05a4108 00000000 c6935fa8 # [ 131.129529] 5fa0: c03000c0 c05a4204 0000000a 0000000a 00000001 b6e0e000 0000000a 00000001 # [ 131.138005] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e0e000 00020000 0048fe38 # [ 131.146481] 5fe0: 00000004 be9d57e8 b6ed433b b6e4d616 60080030 00000001 00000000 00000000 # [ 131.154946] Backtrace: # [ 131.157673] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 131.166140] r7:0000000a r6:c15ec380 r5:c1ad385c r4:c4fcd000 # [ 131.172091] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 131.180476] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 131.188778] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 131.196984] r9:c6935f60 r8:c3b0a180 r7:0000000a r6:b6e0e000 r5:c5804500 r4:c0c68358 # [ 131.205027] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 131.213148] r9:c6934000 r8:c6935f60 r7:c2905000 r6:b6e0e000 r5:c07f0390 r4:c5804500 # [ 131.221188] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 131.228611] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c6934000 r5:c5804500 # [ 131.236726] r4:c5804500 # [ 131.239534] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 131.246959] r9:c6934000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 131.255002] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.262855] Exception stack(0xc6935fa8 to 0xc6935ff0) # [ 131.268190] 5fa0: 0000000a 0000000a 00000001 b6e0e000 0000000a 00000001 # [ 131.276672] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e0e000 00020000 0048fe38 # [ 131.285140] 5fe0: 00000004 be9d57e8 b6ed433b b6e4d616 # [ 131.290483] Code: bad PC value # [ 131.293913] ---[ end trace fd86d84e67c1db2b ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh <6>[ 132.132810] lkdtm: Performing direct entry ACCESS_USERSPACE <6>[ 132.137304] lkdtm: attempting bad read at b6fa5000 <1>[ 132.142528] 8<--- cut here --- <1>[ 132.145631] Unhandled fault: page domain fault (0x01b) at 0xb6fa5000 <1>[ 132.152271] pgd = a152c28b <1>[ 132.155234] [b6fa5000] *pgd=f8001835 <0>[ 132.159087] Internal error: : 1b [#10] SMP ARM <4>[ 132.163802] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 132.202874] CPU: 1 PID: 2211 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 132.210900] Hardware name: STM32 (Device Tree Support) <4>[ 132.216336] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 132.221833] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 132.227157] pc : [] lr : [] psr: 60080013 <4>[ 132.233710] sp : c5e03e38 ip : c5e03d40 fp : c5e03e64 <4>[ 132.239215] r10: 00000011 r9 : 00000026 r8 : c5e03f60 <4>[ 132.244722] r7 : 00000011 r6 : 00000051 r5 : c5e02000 r4 : b6fa5000 <4>[ 132.251539] r3 : 9c5f9ffd r2 : 9c5f9ffd r1 : ef7aa5e0 r0 : 00000026 <4>[ 132.258356] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 132.265784] Control: 10c5387d Table: c691806a DAC: 00000051 <0>[ 132.271816] Process cat (pid: 2211, stack limit = 0x7b25d0cb) <0>[ 132.277846] Stack: (0xc5e03e38 to 0xc5e04000) <0>[ 132.282480] 3e20: 00000022 00000000 <0>[ 132.290963] 3e40: 00000000 9c5f9ffd c5e03e6c c4fcd000 c1ad3868 c15ec380 c5e03e74 c5e03e68 <0>[ 132.299441] 3e60: c0c67f94 c0c68e54 c5e03e9c c5e03e78 c0c6846c c0c67f74 c0c68358 c5f8e640 <0>[ 132.307919] 3e80: b6e6a000 00000011 c3b0a180 c5e03f60 c5e03ec4 c5e03ea0 c07f03f4 c0c68364 <0>[ 132.316394] 3ea0: c5f8e640 c07f0390 b6e6a000 c2905000 c5e03f60 c5e02000 c5e03f5c c5e03ec8 <0>[ 132.324871] 3ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c5e02000 <0>[ 132.333346] 3ee0: b6e6a000 00020000 00000004 00000011 0001ffef c5e03ee0 00000001 00000000 <0>[ 132.341821] 3f00: c5f8edc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 132.350299] 3f20: 00000000 00000000 c13c7864 9c5f9ffd c206ba80 c5f8e640 c5f8e640 c5e02000 <0>[ 132.358776] 3f40: 00000011 00000000 00000000 00000004 c5e03f94 c5e03f60 c05a4180 c05a3a98 <0>[ 132.367254] 3f60: 00000000 00000000 c5e03fac 9c5f9ffd 00000011 00000011 7ff00000 00000004 <0>[ 132.375730] 3f80: c03002e4 c5e02000 c5e03fa4 c5e03f98 c05a4210 c05a4108 00000000 c5e03fa8 <0>[ 132.384205] 3fa0: c03000c0 c05a4204 00000011 00000011 00000001 b6e6a000 00000011 00000001 <0>[ 132.392680] 3fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e6a000 00020000 004bfe38 <0>[ 132.401157] 3fe0: 00000004 beec47e8 b6f3033b b6ea9616 60080030 00000001 00000000 00000000 <0>[ 132.409623] Backtrace: <0>[ 132.412351] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 132.421340] r6:c15ec380 r5:c1ad3868 r4:c4fcd000 <0>[ 132.426241] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 132.434545] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 132.442753] r9:c5e03f60 r8:c3b0a180 r7:00000011 r6:b6e6a000 r5:c5f8e640 r4:c0c68358 <0>[ 132.450798] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 132.458919] r9:c5e02000 r8:c5e03f60 r7:c2905000 r6:b6e6a000 r5:c07f0390 r4:c5f8e640 <0>[ 132.466962] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 132.474388] r10:00000004 r9:00000000 r8:00000000 r7:00000011 r6:c5e02000 r5:c5f8e640 <0>[ 132.482505] r4:c5f8e640 <0>[ 132.485314] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 132.492741] r9:c5e02000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 <0>[ 132.500785] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 132.508638] Exception stack(0xc5e03fa8 to 0xc5e03ff0) <0>[ 132.513973] 3fa0: 00000011 00000011 00000001 b6e6a000 00000011 00000001 <0>[ 132.522452] 3fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e6a000 00020000 004bfe38 <0>[ 132.530924] 3fe0: 00000004 beec47e8 b6f3033b b6ea9616 <0>[ 132.536257] Code: e1a01004 e304078c e34c01ad eb1cf8b8 (e5943000) <4>[ 132.542638] ---[ end trace fd86d84e67c1db2c ]--- # Segmentation fault # [ 132.132810] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 132.137304] lkdtm: attempting bad read at b6fa5000 # [ 132.142528] 8<--- cut here --- # [ 132.145631] Unhandled fault: page domain fault (0x01b) at 0xb6fa5000 # [ 132.152271] pgd = a152c28b # [ 132.155234] [b6fa5000] *pgd=f8001835 # [ 132.159087] Internal error: : 1b [#10] SMP ARM # [ 132.163802] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 132.202874] CPU: 1 PID: 2211 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 132.210900] Hardware name: STM32 (Device Tree Support) # [ 132.216336] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 132.221833] LR is at __irq_work_queue_local+0x40/0x74 # [ 132.227157] pc : [] lr : [] psr: 60080013 # [ 132.233710] sp : c5e03e38 ip : c5e03d40 fp : c5e03e64 # [ 132.239215] r10: 00000011 r9 : 00000026 r8 : c5e03f60 # [ 132.244722] r7 : 00000011 r6 : 00000051 r5 : c5e02000 r4 : b6fa5000 # [ 132.251539] r3 : 9c5f9ffd r2 : 9c5f9ffd r1 : ef7aa5e0 r0 : 00000026 # [ 132.258356] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 132.265784] Control: 10c5387d Table: c691806a DAC: 00000051 # [ 132.271816] Process cat (pid: 2211, stack limit = 0x7b25d0cb) # [ 132.277846] Stack: (0xc5e03e38 to 0xc5e04000) # [ 132.282480] 3e20: 00000022 00000000 # [ 132.290963] 3e40: 00000000 9c5f9ffd c5e03e6c c4fcd000 c1ad3868 c15ec380 c5e03e74 c5e03e68 # [ 132.299441] 3e60: c0c67f94 c0c68e54 c5e03e9c c5e03e78 c0c6846c c0c67f74 c0c68358 c5f8e640 # [ 132.307919] 3e80: b6e6a000 00000011 c3b0a180 c5e03f60 c5e03ec4 c5e03ea0 c07f03f4 c0c68364 # [ 132.316394] 3ea0: c5f8e640 c07f0390 b6e6a000 c2905000 c5e03f60 c5e02000 c5e03f5c c5e03ec8 # [ 132.324871] 3ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c5e02000 # [ 132.333346] 3ee0: b6e6a000 00020000 00000004 00000011 0001ffef c5e03ee0 00000001 00000000 # [ 132.341821] 3f00: c5f8edc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 132.350299] 3f20: 00000000 00000000 c13c7864 9c5f9ffd c206ba80 c5f8e640 c5f8e640 c5e02000 # [ 132.358776] 3f40: 00000011 00000000 00000000 00000004 c5e03f94 c5e03f60 c05a4180 c05a3a98 # [ 132.367254] 3f60: 00000000 00000000 c5e03fac 9c5f9ffd 00000011 00000011 7ff00000 00000004 # [ 132.375730] 3f80: c03002e4 c5e02000 c5e03fa4 c5e03f98 c05a4210 c05a4108 00000000 c5e03fa8 # [ 132.384205] 3fa0: c03000c0 c05a4204 00000011 00000011 00000001 b6e6a000 00000011 00000001 # [ 132.392680] 3fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e6a000 00020000 004bfe38 # [ 132.401157] 3fe0: 00000004 beec47e8 b6f3033b b6ea9616 60080030 00000001 00000000 00000000 # [ 132.409623] Backtrace: # [ 132.412351] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.421340] r6:c15ec380 r5:c1ad3868 r4:c4fcd000 # [ 132.426241] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 132.434545] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.442753] r9:c5e03f60 r8:c3b0a180 r7:00000011 r6:b6e6a000 r5:c5f8e640 r4:c0c68358 # [ 132.450798] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 132.458919] r9:c5e02000 r8:c5e03f60 r7:c2905000 r6:b6e6a000 r5:c07f0390 r4:c5f8e640 # [ 132.466962] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 132.474388] r10:00000004 r9:00000000 r8:00000000 r7:00000011 r6:c5e02000 r5:c5f8e640 # [ 132.482505] r4:c5f8e640 # [ 132.485314] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.492741] r9:c5e02000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 # [ 132.500785] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.508638] Exception stack(0xc5e03fa8 to 0xc5e03ff0) # [ 132.513973] 3fa0: 00000011 00000011 00000001 b6e6a000 00000011 00000001 # [ 132.522452] 3fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e6a000 00020000 004bfe38 # [ 132.530924] 3fe0: 00000004 beec47e8 b6f3033b b6ea9616 # [ 132.536257] Code: e1a01004 e304078c e34c01ad eb1cf8b8 (e5943000) # [ 132.542638] ---[ end trace fd86d84e67c1db2c ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh <6>[ 133.386416] lkdtm: Performing direct entry ACCESS_NULL <6>[ 133.390578] lkdtm: attempting bad read at 00000000 <1>[ 133.395491] 8<--- cut here --- <1>[ 133.398795] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 133.407381] pgd = 8b7944db <1>[ 133.410250] [00000000] *pgd=00000000 <0>[ 133.414013] Internal error: Oops: 5 [#11] SMP ARM <4>[ 133.418982] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 133.458040] CPU: 1 PID: 2287 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 133.466067] Hardware name: STM32 (Device Tree Support) <4>[ 133.471504] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 133.476386] LR is at wake_up_klogd.part.0+0x7c/0x98 <4>[ 133.481535] pc : [] lr : [] psr: 60080013 <4>[ 133.488087] sp : c6925e50 ip : 00000000 fp : c6925e64 <4>[ 133.493592] r10: 0000000c r9 : 00000027 r8 : c6925f60 <4>[ 133.499098] r7 : 0000000c r6 : c15ec380 r5 : c1ad387c r4 : 00000000 <4>[ 133.505914] r3 : 60006a74 r2 : 60006a74 r1 : 00000027 r0 : 00000026 <4>[ 133.512732] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 133.520157] Control: 10c5387d Table: c5b1806a DAC: 00000051 <0>[ 133.526191] Process cat (pid: 2287, stack limit = 0x4bba73c7) <0>[ 133.532216] Stack: (0xc6925e50 to 0xc6926000) <0>[ 133.536852] 5e40: c4fcd000 c1ad387c c6925e74 c6925e68 <0>[ 133.545331] 5e60: c0c67f94 c13b2588 c6925e9c c6925e78 c0c6846c c0c67f74 c0c68358 c5dd7780 <0>[ 133.553807] 5e80: b6e62000 0000000c c3b0a180 c6925f60 c6925ec4 c6925ea0 c07f03f4 c0c68364 <0>[ 133.562282] 5ea0: c5dd7780 c07f0390 b6e62000 c2905000 c6925f60 c6924000 c6925f5c c6925ec8 <0>[ 133.570758] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6924000 <0>[ 133.579234] 5ee0: b6e62000 00020000 00000004 0000000c 0001fff4 c6925ee0 00000001 00000000 <0>[ 133.587709] 5f00: c5dd7140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 133.596186] 5f20: 00000000 00000000 c13c7864 60006a74 c206ba80 c5dd7780 c5dd7780 c6924000 <0>[ 133.604663] 5f40: 0000000c 00000000 00000000 00000004 c6925f94 c6925f60 c05a4180 c05a3a98 <0>[ 133.613139] 5f60: 00000000 00000000 c6925fac 60006a74 0000000c 0000000c 7ff00000 00000004 <0>[ 133.621615] 5f80: c03002e4 c6924000 c6925fa4 c6925f98 c05a4210 c05a4108 00000000 c6925fa8 <0>[ 133.630092] 5fa0: c03000c0 c05a4204 0000000c 0000000c 00000001 b6e62000 0000000c 00000001 <0>[ 133.638569] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e62000 00020000 004bfe38 <0>[ 133.647047] 5fe0: 00000004 be9d27e8 b6f2833b b6ea1616 60080030 00000001 00000000 00000000 <0>[ 133.655514] Backtrace: <0>[ 133.658245] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 133.666795] r5:c1ad387c r4:c4fcd000 <0>[ 133.670649] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 133.678952] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 133.687160] r9:c6925f60 r8:c3b0a180 r7:0000000c r6:b6e62000 r5:c5dd7780 r4:c0c68358 <0>[ 133.695203] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 133.703327] r9:c6924000 r8:c6925f60 r7:c2905000 r6:b6e62000 r5:c07f0390 r4:c5dd7780 <0>[ 133.711368] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 133.718793] r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c6924000 r5:c5dd7780 <0>[ 133.726910] r4:c5dd7780 <0>[ 133.729717] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 133.737142] r9:c6924000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 133.745186] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 133.753039] Exception stack(0xc6925fa8 to 0xc6925ff0) <0>[ 133.758375] 5fa0: 0000000c 0000000c 00000001 b6e62000 0000000c 00000001 <0>[ 133.766853] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e62000 00020000 004bfe38 <0>[ 133.775324] 5fe0: 00000004 be9d27e8 b6f2833b b6ea1616 <0>[ 133.780658] Code: e304078c e34c01ad e1a01004 ebffd326 (e5945000) <4>[ 133.787152] ---[ end trace fd86d84e67c1db2d ]--- # Segmentation fault # [ 133.386416] lkdtm: Performing direct entry ACCESS_NULL # [ 133.390578] lkdtm: attempting bad read at 00000000 # [ 133.395491] 8<--- cut here --- # [ 133.398795] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 133.407381] pgd = 8b7944db # [ 133.410250] [00000000] *pgd=00000000 # [ 133.414013] Internal error: Oops: 5 [#11] SMP ARM # [ 133.418982] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 133.458040] CPU: 1 PID: 2287 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 133.466067] Hardware name: STM32 (Device Tree Support) # [ 133.471504] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 133.476386] LR is at wake_up_klogd.part.0+0x7c/0x98 # [ 133.481535] pc : [] lr : [] psr: 60080013 # [ 133.488087] sp : c6925e50 ip : 00000000 fp : c6925e64 # [ 133.493592] r10: 0000000c r9 : 00000027 r8 : c6925f60 # [ 133.499098] r7 : 0000000c r6 : c15ec380 r5 : c1ad387c r4 : 00000000 # [ 133.505914] r3 : 60006a74 r2 : 60006a74 r1 : 00000027 r0 : 00000026 # [ 133.512732] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 133.520157] Control: 10c5387d Table: c5b1806a DAC: 00000051 # [ 133.526191] Process cat (pid: 2287, stack limit = 0x4bba73c7) # [ 133.532216] Stack: (0xc6925e50 to 0xc6926000) # [ 133.536852] 5e40: c4fcd000 c1ad387c c6925e74 c6925e68 # [ 133.545331] 5e60: c0c67f94 c13b2588 c6925e9c c6925e78 c0c6846c c0c67f74 c0c68358 c5dd7780 # [ 133.553807] 5e80: b6e62000 0000000c c3b0a180 c6925f60 c6925ec4 c6925ea0 c07f03f4 c0c68364 # [ 133.562282] 5ea0: c5dd7780 c07f0390 b6e62000 c2905000 c6925f60 c6924000 c6925f5c c6925ec8 # [ 133.570758] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6924000 # [ 133.579234] 5ee0: b6e62000 00020000 00000004 0000000c 0001fff4 c6925ee0 00000001 00000000 # [ 133.587709] 5f00: c5dd7140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 133.596186] 5f20: 00000000 00000000 c13c7864 60006a74 c206ba80 c5dd7780 c5dd7780 c6924000 # [ 133.604663] 5f40: 0000000c 00000000 00000000 00000004 c6925f94 c6925f60 c05a4180 c05a3a98 # [ 133.613139] 5f60: 00000000 00000000 c6925fac 60006a74 0000000c 0000000c 7ff00000 00000004 # [ 133.621615] 5f80: c03002e4 c6924000 c6925fa4 c6925f98 c05a4210 c05a4108 00000000 c6925fa8 # [ 133.630092] 5fa0: c03000c0 c05a4204 0000000c 0000000c 00000001 b6e62000 0000000c 00000001 # [ 133.638569] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e62000 00020000 004bfe38 # [ 133.647047] 5fe0: 00000004 be9d27e8 b6f2833b b6ea1616 60080030 00000001 00000000 00000000 # [ 133.655514] Backtrace: # [ 133.658245] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.666795] r5:c1ad387c r4:c4fcd000 # [ 133.670649] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 133.678952] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.687160] r9:c6925f60 r8:c3b0a180 r7:0000000c r6:b6e62000 r5:c5dd7780 r4:c0c68358 # [ 133.695203] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 133.703327] r9:c6924000 r8:c6925f60 r7:c2905000 r6:b6e62000 r5:c07f0390 r4:c5dd7780 # [ 133.711368] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 133.718793] r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c6924000 r5:c5dd7780 # [ 133.726910] r4:c5dd7780 # [ 133.729717] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.737142] r9:c6924000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 133.745186] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.753039] Exception stack(0xc6925fa8 to 0xc6925ff0) # [ 133.758375] 5fa0: 0000000c 0000000c 00000001 b6e62000 0000000c 00000001 # [ 133.766853] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e62000 00020000 004bfe38 # [ 133.775324] 5fe0: 00000004 be9d27e8 b6f2833b b6ea1616 # [ 133.780658] Code: e304078c e34c01ad e1a01004 ebffd326 (e5945000) # [ 133.787152] ---[ end trace fd86d84e67c1db2d ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh <6>[ 134.626945] lkdtm: Performing direct entry WRITE_RO <6>[ 134.630840] lkdtm: attempting bad rodata write at c15ec618 <1>[ 134.636447] 8<--- cut here --- <1>[ 134.639756] Unable to handle kernel paging request at virtual address c15ec618 <1>[ 134.647273] pgd = 8c4d994e <1>[ 134.650240] [c15ec618] *pgd=c141941e(bad) <0>[ 134.654530] Internal error: Oops: 80d [#12] SMP ARM <4>[ 134.659682] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 134.698753] CPU: 1 PID: 2362 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 134.706784] Hardware name: STM32 (Device Tree Support) <4>[ 134.712219] PC is at lkdtm_WRITE_RO+0x44/0x50 <4>[ 134.716843] LR is at wake_up_klogd.part.0+0x7c/0x98 <4>[ 134.721994] pc : [] lr : [] psr: 60080013 <4>[ 134.728547] sp : c691fe50 ip : 00000000 fp : c691fe64 <4>[ 134.734053] r10: 00000009 r9 : 00000028 r8 : c691ff60 <4>[ 134.739559] r7 : 00000009 r6 : c15ec380 r5 : c1ad3888 r4 : c15ec618 <4>[ 134.746375] r3 : 0198b861 r2 : aa55aa55 r1 : 00000027 r0 : c1ad468c <4>[ 134.753194] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 134.760621] Control: 10c5387d Table: c697806a DAC: 00000051 <0>[ 134.766652] Process cat (pid: 2362, stack limit = 0x0e5f1a3a) <0>[ 134.772681] Stack: (0xc691fe50 to 0xc6920000) <0>[ 134.777317] fe40: c4fcd000 c1ad3888 c691fe74 c691fe68 <0>[ 134.785796] fe60: c0c67f94 c13b2378 c691fe9c c691fe78 c0c6846c c0c67f74 c0c68358 c297b500 <0>[ 134.794273] fe80: b6e13000 00000009 c3b0a180 c691ff60 c691fec4 c691fea0 c07f03f4 c0c68364 <0>[ 134.802750] fea0: c297b500 c07f0390 b6e13000 c2905000 c691ff60 c691e000 c691ff5c c691fec8 <0>[ 134.811227] fec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c691e000 <0>[ 134.819702] fee0: b6e13000 00020000 00000004 00000009 0001fff7 c691fee0 00000001 00000000 <0>[ 134.828178] ff00: c297b8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 134.836655] ff20: 00000000 00000000 c13c7864 93360bca c206ba80 c297b500 c297b500 c691e000 <0>[ 134.845132] ff40: 00000009 00000000 00000000 00000004 c691ff94 c691ff60 c05a4180 c05a3a98 <0>[ 134.853608] ff60: 00000000 00000000 c691ffac 93360bca 00000009 00000009 7ff00000 00000004 <0>[ 134.862086] ff80: c03002e4 c691e000 c691ffa4 c691ff98 c05a4210 c05a4108 00000000 c691ffa8 <0>[ 134.870561] ffa0: c03000c0 c05a4204 00000009 00000009 00000001 b6e13000 00000009 00000001 <0>[ 134.879039] ffc0: 00000009 00000009 7ff00000 00000004 00000001 b6e13000 00020000 0047fe38 <0>[ 134.887516] ffe0: 00000004 bedd77e8 b6ed933b b6e52616 60080030 00000001 00000000 00000000 <0>[ 134.895983] Backtrace: <0>[ 134.898714] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 134.907002] r5:c1ad3888 r4:c4fcd000 <0>[ 134.910857] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 134.919160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 134.927368] r9:c691ff60 r8:c3b0a180 r7:00000009 r6:b6e13000 r5:c297b500 r4:c0c68358 <0>[ 134.935413] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 134.943535] r9:c691e000 r8:c691ff60 r7:c2905000 r6:b6e13000 r5:c07f0390 r4:c297b500 <0>[ 134.951577] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 134.959001] r10:00000004 r9:00000000 r8:00000000 r7:00000009 r6:c691e000 r5:c297b500 <0>[ 134.967119] r4:c297b500 <0>[ 134.969927] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 134.977352] r9:c691e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 <0>[ 134.985394] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 134.993249] Exception stack(0xc691ffa8 to 0xc691fff0) <0>[ 134.998585] ffa0: 00000009 00000009 00000001 b6e13000 00000009 00000001 <0>[ 135.007066] ffc0: 00000009 00000009 7ff00000 00000004 00000001 b6e13000 00020000 0047fe38 <0>[ 135.015539] ffe0: 00000004 bedd77e8 b6ed933b b6e52616 <0>[ 135.020875] Code: e34a3bcd e304068c e34c01ad e0233002 (e5843000) <4>[ 135.027258] ---[ end trace fd86d84e67c1db2e ]--- # Segmentation fault # [ 134.626945] lkdtm: Performing direct entry WRITE_RO # [ 134.630840] lkdtm: attempting bad rodata write at c15ec618 # [ 134.636447] 8<--- cut here --- # [ 134.639756] Unable to handle kernel paging request at virtual address c15ec618 # [ 134.647273] pgd = 8c4d994e # [ 134.650240] [c15ec618] *pgd=c141941e(bad) # [ 134.654530] Internal error: Oops: 80d [#12] SMP ARM # [ 134.659682] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 134.698753] CPU: 1 PID: 2362 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 134.706784] Hardware name: STM32 (Device Tree Support) # [ 134.712219] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 134.716843] LR is at wake_up_klogd.part.0+0x7c/0x98 # [ 134.721994] pc : [] lr : [] psr: 60080013 # [ 134.728547] sp : c691fe50 ip : 00000000 fp : c691fe64 # [ 134.734053] r10: 00000009 r9 : 00000028 r8 : c691ff60 # [ 134.739559] r7 : 00000009 r6 : c15ec380 r5 : c1ad3888 r4 : c15ec618 # [ 134.746375] r3 : 0198b861 r2 : aa55aa55 r1 : 00000027 r0 : c1ad468c # [ 134.753194] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 134.760621] Control: 10c5387d Table: c697806a DAC: 00000051 # [ 134.766652] Process cat (pid: 2362, stack limit = 0x0e5f1a3a) # [ 134.772681] Stack: (0xc691fe50 to 0xc6920000) # [ 134.777317] fe40: c4fcd000 c1ad3888 c691fe74 c691fe68 # [ 134.785796] fe60: c0c67f94 c13b2378 c691fe9c c691fe78 c0c6846c c0c67f74 c0c68358 c297b500 # [ 134.794273] fe80: b6e13000 00000009 c3b0a180 c691ff60 c691fec4 c691fea0 c07f03f4 c0c68364 # [ 134.802750] fea0: c297b500 c07f0390 b6e13000 c2905000 c691ff60 c691e000 c691ff5c c691fec8 # [ 134.811227] fec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c691e000 # [ 134.819702] fee0: b6e13000 00020000 00000004 00000009 0001fff7 c691fee0 00000001 00000000 # [ 134.828178] ff00: c297b8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 134.836655] ff20: 00000000 00000000 c13c7864 93360bca c206ba80 c297b500 c297b500 c691e000 # [ 134.845132] ff40: 00000009 00000000 00000000 00000004 c691ff94 c691ff60 c05a4180 c05a3a98 # [ 134.853608] ff60: 00000000 00000000 c691ffac 93360bca 00000009 00000009 7ff00000 00000004 # [ 134.862086] ff80: c03002e4 c691e000 c691ffa4 c691ff98 c05a4210 c05a4108 00000000 c691ffa8 # [ 134.870561] ffa0: c03000c0 c05a4204 00000009 00000009 00000001 b6e13000 00000009 00000001 # [ 134.879039] ffc0: 00000009 00000009 7ff00000 00000004 00000001 b6e13000 00020000 0047fe38 # [ 134.887516] ffe0: 00000004 bedd77e8 b6ed933b b6e52616 60080030 00000001 00000000 00000000 # [ 134.895983] Backtrace: # [ 134.898714] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.907002] r5:c1ad3888 r4:c4fcd000 # [ 134.910857] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 134.919160] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.927368] r9:c691ff60 r8:c3b0a180 r7:00000009 r6:b6e13000 r5:c297b500 r4:c0c68358 # [ 134.935413] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 134.943535] r9:c691e000 r8:c691ff60 r7:c2905000 r6:b6e13000 r5:c07f0390 r4:c297b500 # [ 134.951577] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 134.959001] r10:00000004 r9:00000000 r8:00000000 r7:00000009 r6:c691e000 r5:c297b500 # [ 134.967119] r4:c297b500 # [ 134.969927] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.977352] r9:c691e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 # [ 134.985394] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.993249] Exception stack(0xc691ffa8 to 0xc691fff0) # [ 134.998585] ffa0: 00000009 00000009 00000001 b6e13000 00000009 00000001 # [ 135.007066] ffc0: 00000009 00000009 7ff00000 00000004 00000001 b6e13000 00020000 0047fe38 # [ 135.015539] ffe0: 00000004 bedd77e8 b6ed933b b6e52616 # [ 135.020875] Code: e34a3bcd e304068c e34c01ad e0233002 (e5843000) # [ 135.027258] ---[ end trace fd86d84e67c1db2e ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh <6>[ 135.900560] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT <6>[ 135.905258] lkdtm: attempting bad ro_after_init write at c1b85c78 <1>[ 135.911849] 8<--- cut here --- <1>[ 135.914946] Unable to handle kernel paging request at virtual address c1b85c78 <1>[ 135.922471] pgd = f6d24989 <1>[ 135.925435] [c1b85c78] *pgd=c1a1941e(bad) <0>[ 135.929723] Internal error: Oops: 80d [#13] SMP ARM <4>[ 135.934873] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 135.973946] CPU: 1 PID: 2437 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 135.981975] Hardware name: STM32 (Device Tree Support) <4>[ 135.987412] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 <4>[ 135.992994] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 135.998319] pc : [] lr : [] psr: 60080013 <4>[ 136.004872] sp : c6935e50 ip : c6935d58 fp : c6935e64 <4>[ 136.010378] r10: 00000014 r9 : 00000029 r8 : c6935f60 <4>[ 136.015885] r7 : 00000014 r6 : c15ec380 r5 : c1ad3894 r4 : c1b85c78 <4>[ 136.022701] r3 : fe67479e r2 : 55aa55aa r1 : ef7aa5e0 r0 : c1ad468c <4>[ 136.029518] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 136.036944] Control: 10c5387d Table: c686006a DAC: 00000051 <0>[ 136.042975] Process cat (pid: 2437, stack limit = 0xc167176a) <0>[ 136.049002] Stack: (0xc6935e50 to 0xc6936000) <0>[ 136.053640] 5e40: c4fcd000 c1ad3894 c6935e74 c6935e68 <0>[ 136.062120] 5e60: c0c67f94 c13b23c8 c6935e9c c6935e78 c0c6846c c0c67f74 c0c68358 c4f4cdc0 <0>[ 136.070597] 5e80: b6e69000 00000014 c3b0a180 c6935f60 c6935ec4 c6935ea0 c07f03f4 c0c68364 <0>[ 136.079075] 5ea0: c4f4cdc0 c07f0390 b6e69000 c2905000 c6935f60 c6934000 c6935f5c c6935ec8 <0>[ 136.087550] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6934000 <0>[ 136.096026] 5ee0: b6e69000 00020000 00000004 00000014 0001ffec c6935ee0 00000001 00000000 <0>[ 136.104501] 5f00: c5fb6a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 136.112980] 5f20: 00000000 00000000 c13c7864 a899c85b c206ba80 c4f4cdc0 c4f4cdc0 c6934000 <0>[ 136.121458] 5f40: 00000014 00000000 00000000 00000004 c6935f94 c6935f60 c05a4180 c05a3a98 <0>[ 136.129935] 5f60: 00000000 00000000 c6935fac a899c85b 00000014 00000014 7ff00000 00000004 <0>[ 136.138413] 5f80: c03002e4 c6934000 c6935fa4 c6935f98 c05a4210 c05a4108 00000000 c6935fa8 <0>[ 136.146889] 5fa0: c03000c0 c05a4204 00000014 00000014 00000001 b6e69000 00000014 00000001 <0>[ 136.155367] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e69000 00020000 004efe38 <0>[ 136.163844] 5fe0: 00000004 beb197e8 b6f2f33b b6ea8616 60080030 00000001 00000000 00000000 <0>[ 136.172311] Backtrace: <0>[ 136.175042] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 136.184293] r5:c1ad3894 r4:c4fcd000 <0>[ 136.188148] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 136.196454] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 136.204664] r9:c6935f60 r8:c3b0a180 r7:00000014 r6:b6e69000 r5:c4f4cdc0 r4:c0c68358 <0>[ 136.212709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 136.220833] r9:c6934000 r8:c6935f60 r7:c2905000 r6:b6e69000 r5:c07f0390 r4:c4f4cdc0 <0>[ 136.228877] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 136.236303] r10:00000004 r9:00000000 r8:00000000 r7:00000014 r6:c6934000 r5:c4f4cdc0 <0>[ 136.244422] r4:c4f4cdc0 <0>[ 136.247231] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 136.254658] r9:c6934000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 <0>[ 136.262700] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 136.270554] Exception stack(0xc6935fa8 to 0xc6935ff0) <0>[ 136.275892] 5fa0: 00000014 00000014 00000001 b6e69000 00000014 00000001 <0>[ 136.284371] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e69000 00020000 004efe38 <0>[ 136.292844] 5fe0: 00000004 beb197e8 b6f2f33b b6ea8616 <0>[ 136.298180] Code: e34a3bcd e304068c e34c01ad e0233002 (e5843000) <4>[ 136.304563] ---[ end trace fd86d84e67c1db2f ]--- # Segmentation fault # [ 135.900560] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 135.905258] lkdtm: attempting bad ro_after_init write at c1b85c78 # [ 135.911849] 8<--- cut here --- # [ 135.914946] Unable to handle kernel paging request at virtual address c1b85c78 # [ 135.922471] pgd = f6d24989 # [ 135.925435] [c1b85c78] *pgd=c1a1941e(bad) # [ 135.929723] Internal error: Oops: 80d [#13] SMP ARM # [ 135.934873] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 135.973946] CPU: 1 PID: 2437 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 135.981975] Hardware name: STM32 (Device Tree Support) # [ 135.987412] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 135.992994] LR is at __irq_work_queue_local+0x40/0x74 # [ 135.998319] pc : [] lr : [] psr: 60080013 # [ 136.004872] sp : c6935e50 ip : c6935d58 fp : c6935e64 # [ 136.010378] r10: 00000014 r9 : 00000029 r8 : c6935f60 # [ 136.015885] r7 : 00000014 r6 : c15ec380 r5 : c1ad3894 r4 : c1b85c78 # [ 136.022701] r3 : fe67479e r2 : 55aa55aa r1 : ef7aa5e0 r0 : c1ad468c # [ 136.029518] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 136.036944] Control: 10c5387d Table: c686006a DAC: 00000051 # [ 136.042975] Process cat (pid: 2437, stack limit = 0xc167176a) # [ 136.049002] Stack: (0xc6935e50 to 0xc6936000) # [ 136.053640] 5e40: c4fcd000 c1ad3894 c6935e74 c6935e68 # [ 136.062120] 5e60: c0c67f94 c13b23c8 c6935e9c c6935e78 c0c6846c c0c67f74 c0c68358 c4f4cdc0 # [ 136.070597] 5e80: b6e69000 00000014 c3b0a180 c6935f60 c6935ec4 c6935ea0 c07f03f4 c0c68364 # [ 136.079075] 5ea0: c4f4cdc0 c07f0390 b6e69000 c2905000 c6935f60 c6934000 c6935f5c c6935ec8 # [ 136.087550] 5ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c6934000 # [ 136.096026] 5ee0: b6e69000 00020000 00000004 00000014 0001ffec c6935ee0 00000001 00000000 # [ 136.104501] 5f00: c5fb6a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 136.112980] 5f20: 00000000 00000000 c13c7864 a899c85b c206ba80 c4f4cdc0 c4f4cdc0 c6934000 # [ 136.121458] 5f40: 00000014 00000000 00000000 00000004 c6935f94 c6935f60 c05a4180 c05a3a98 # [ 136.129935] 5f60: 00000000 00000000 c6935fac a899c85b 00000014 00000014 7ff00000 00000004 # [ 136.138413] 5f80: c03002e4 c6934000 c6935fa4 c6935f98 c05a4210 c05a4108 00000000 c6935fa8 # [ 136.146889] 5fa0: c03000c0 c05a4204 00000014 00000014 00000001 b6e69000 00000014 00000001 # [ 136.155367] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e69000 00020000 004efe38 # [ 136.163844] 5fe0: 00000004 beb197e8 b6f2f33b b6ea8616 60080030 00000001 00000000 00000000 # [ 136.172311] Backtrace: # [ 136.175042] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.184293] r5:c1ad3894 r4:c4fcd000 # [ 136.188148] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 136.196454] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 136.204664] r9:c6935f60 r8:c3b0a180 r7:00000014 r6:b6e69000 r5:c4f4cdc0 r4:c0c68358 # [ 136.212709] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 136.220833] r9:c6934000 r8:c6935f60 r7:c2905000 r6:b6e69000 r5:c07f0390 r4:c4f4cdc0 # [ 136.228877] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 136.236303] r10:00000004 r9:00000000 r8:00000000 r7:00000014 r6:c6934000 r5:c4f4cdc0 # [ 136.244422] r4:c4f4cdc0 # [ 136.247231] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 136.254658] r9:c6934000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 # [ 136.262700] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 136.270554] Exception stack(0xc6935fa8 to 0xc6935ff0) # [ 136.275892] 5fa0: 00000014 00000014 00000001 b6e69000 00000014 00000001 # [ 136.284371] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e69000 00020000 004efe38 # [ 136.292844] 5fe0: 00000004 beb197e8 b6f2f33b b6ea8616 # [ 136.298180] Code: e34a3bcd e304068c e34c01ad e0233002 (e5843000) # [ 136.304563] ---[ end trace fd86d84e67c1db2f ]--- # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL] not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1 # selftests: lkdtm: WRITE_KERN.sh <6>[ 137.179422] lkdtm: Performing direct entry WRITE_KERN <6>[ 137.183334] lkdtm: attempting bad 7640496 byte write at c13b2294 <1>[ 137.189835] 8<--- cut here --- <1>[ 137.192935] Unable to handle kernel paging request at virtual address c13b2294 <1>[ 137.200457] pgd = a152c28b <1>[ 137.203421] [c13b2294] *pgd=c121940e(bad) <0>[ 137.207712] Internal error: Oops: 80d [#14] SMP ARM <4>[ 137.212859] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 137.251929] CPU: 1 PID: 2512 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 137.259958] Hardware name: STM32 (Device Tree Support) <4>[ 137.265392] PC is at memcpy+0x50/0x330 <4>[ 137.269403] LR is at 0xe92dd830 <4>[ 137.272806] pc : [] lr : [] psr: 20080013 <4>[ 137.279360] sp : c5af9e2c ip : e1a0c00d fp : c5af9e64 <4>[ 137.284865] r10: 0000000b r9 : 0000002a r8 : e89da800 <4>[ 137.290371] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 137.297187] r3 : e1a0c00d r2 : 00749510 r1 : c0c68d04 r0 : c13b2294 <4>[ 137.304005] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 137.311430] Control: 10c5387d Table: c691806a DAC: 00000051 <0>[ 137.317460] Process cat (pid: 2512, stack limit = 0x48792e53) <0>[ 137.323487] Stack: (0xc5af9e2c to 0xc5afa000) <0>[ 137.328125] 9e20: c0c68ce4 007495b0 0000000b c5af9f60 c13b2294 <0>[ 137.336601] 9e40: c13b2294 c13b2478 c4fcd000 c1ad38a8 c15ec380 0000000b c5af9e74 c5af9e68 <0>[ 137.345077] 9e60: c0c67f94 c13b2438 c5af9e9c c5af9e78 c0c6846c c0c67f74 c0c68358 c5804dc0 <0>[ 137.353554] 9e80: b6dca000 0000000b c3b0a180 c5af9f60 c5af9ec4 c5af9ea0 c07f03f4 c0c68364 <0>[ 137.362031] 9ea0: c5804dc0 c07f0390 b6dca000 c2905000 c5af9f60 c5af8000 c5af9f5c c5af9ec8 <0>[ 137.370507] 9ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c5af8000 <0>[ 137.378983] 9ee0: b6dca000 00020000 00000004 0000000b 0001fff5 c5af9ee0 00000001 00000000 <0>[ 137.387457] 9f00: c297ba00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 137.395935] 9f20: 00000000 00000000 c13c7864 b42bad6c c206ba80 c5804dc0 c5804dc0 c5af8000 <0>[ 137.404411] 9f40: 0000000b 00000000 00000000 00000004 c5af9f94 c5af9f60 c05a4180 c05a3a98 <0>[ 137.412888] 9f60: 00000000 00000000 c5af9fac b42bad6c 0000000b 0000000b 7ff00000 00000004 <0>[ 137.421364] 9f80: c03002e4 c5af8000 c5af9fa4 c5af9f98 c05a4210 c05a4108 00000000 c5af9fa8 <0>[ 137.429840] 9fa0: c03000c0 c05a4204 0000000b 0000000b 00000001 b6dca000 0000000b 00000001 <0>[ 137.438316] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dca000 00020000 0050fe38 <0>[ 137.446792] 9fe0: 00000004 bede37e8 b6e9033b b6e09616 60080030 00000001 00000000 00000000 <0>[ 137.455259] Backtrace: <0>[ 137.457994] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 137.466455] r7:0000000b r6:c15ec380 r5:c1ad38a8 r4:c4fcd000 <0>[ 137.472405] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 137.480709] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 137.488917] r9:c5af9f60 r8:c3b0a180 r7:0000000b r6:b6dca000 r5:c5804dc0 r4:c0c68358 <0>[ 137.496962] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 137.505085] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6dca000 r5:c07f0390 r4:c5804dc0 <0>[ 137.513128] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 137.520553] r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c5af8000 r5:c5804dc0 <0>[ 137.528671] r4:c5804dc0 <0>[ 137.531481] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 137.538905] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 137.546948] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 137.554802] Exception stack(0xc5af9fa8 to 0xc5af9ff0) <0>[ 137.560138] 9fa0: 0000000b 0000000b 00000001 b6dca000 0000000b 00000001 <0>[ 137.568617] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dca000 00020000 0050fe38 <0>[ 137.577090] 9fe0: 00000004 bede37e8 b6e9033b b6e09616 <0>[ 137.582424] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 137.588808] ---[ end trace fd86d84e67c1db30 ]--- # Segmentation fault # [ 137.179422] lkdtm: Performing direct entry WRITE_KERN # [ 137.183334] lkdtm: attempting bad 7640496 byte write at c13b2294 # [ 137.189835] 8<--- cut here --- # [ 137.192935] Unable to handle kernel paging request at virtual address c13b2294 # [ 137.200457] pgd = a152c28b # [ 137.203421] [c13b2294] *pgd=c121940e(bad) # [ 137.207712] Internal error: Oops: 80d [#14] SMP ARM # [ 137.212859] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 137.251929] CPU: 1 PID: 2512 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 137.259958] Hardware name: STM32 (Device Tree Support) # [ 137.265392] PC is at memcpy+0x50/0x330 # [ 137.269403] LR is at 0xe92dd830 # [ 137.272806] pc : [] lr : [] psr: 20080013 # [ 137.279360] sp : c5af9e2c ip : e1a0c00d fp : c5af9e64 # [ 137.284865] r10: 0000000b r9 : 0000002a r8 : e89da800 # [ 137.290371] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 137.297187] r3 : e1a0c00d r2 : 00749510 r1 : c0c68d04 r0 : c13b2294 # [ 137.304005] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 137.311430] Control: 10c5387d Table: c691806a DAC: 00000051 # [ 137.317460] Process cat (pid: 2512, stack limit = 0x48792e53) # [ 137.323487] Stack: (0xc5af9e2c to 0xc5afa000) # [ 137.328125] 9e20: c0c68ce4 007495b0 0000000b c5af9f60 c13b2294 # [ 137.336601] 9e40: c13b2294 c13b2478 c4fcd000 c1ad38a8 c15ec380 0000000b c5af9e74 c5af9e68 # [ 137.345077] 9e60: c0c67f94 c13b2438 c5af9e9c c5af9e78 c0c6846c c0c67f74 c0c68358 c5804dc0 # [ 137.353554] 9e80: b6dca000 0000000b c3b0a180 c5af9f60 c5af9ec4 c5af9ea0 c07f03f4 c0c68364 # [ 137.362031] 9ea0: c5804dc0 c07f0390 b6dca000 c2905000 c5af9f60 c5af8000 c5af9f5c c5af9ec8 # [ 137.370507] 9ec0: c05a3b98 c07f039c 00000001 00000000 c05a4180 c13c7864 c05a4180 c5af8000 # [ 137.378983] 9ee0: b6dca000 00020000 00000004 0000000b 0001fff5 c5af9ee0 00000001 00000000 # [ 137.387457] 9f00: c297ba00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 137.395935] 9f20: 00000000 00000000 c13c7864 b42bad6c c206ba80 c5804dc0 c5804dc0 c5af8000 # [ 137.404411] 9f40: 0000000b 00000000 00000000 00000004 c5af9f94 c5af9f60 c05a4180 c05a3a98 # [ 137.412888] 9f60: 00000000 00000000 c5af9fac b42bad6c 0000000b 0000000b 7ff00000 00000004 # [ 137.421364] 9f80: c03002e4 c5af8000 c5af9fa4 c5af9f98 c05a4210 c05a4108 00000000 c5af9fa8 # [ 137.429840] 9fa0: c03000c0 c05a4204 0000000b 0000000b 00000001 b6dca000 0000000b 00000001 # [ 137.438316] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dca000 00020000 0050fe38 # [ 137.446792] 9fe0: 00000004 bede37e8 b6e9033b b6e09616 60080030 00000001 00000000 00000000 # [ 137.455259] Backtrace: # [ 137.457994] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 137.466455] r7:0000000b r6:c15ec380 r5:c1ad38a8 r4:c4fcd000 # [ 137.472405] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 137.480709] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.488917] r9:c5af9f60 r8:c3b0a180 r7:0000000b r6:b6dca000 r5:c5804dc0 r4:c0c68358 # [ 137.496962] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 137.505085] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6dca000 r5:c07f0390 r4:c5804dc0 # [ 137.513128] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 137.520553] r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c5af8000 r5:c5804dc0 # [ 137.528671] r4:c5804dc0 # [ 137.531481] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.538905] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 137.546948] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.554802] Exception stack(0xc5af9fa8 to 0xc5af9ff0) # [ 137.560138] 9fa0: 0000000b 0000000b 00000001 b6dca000 0000000b 00000001 # [ 137.568617] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dca000 00020000 0050fe38 # [ 137.577090] 9fe0: 00000004 bede37e8 b6e9033b b6e09616 # [ 137.582424] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 137.588808] ---[ end trace fd86d84e67c1db30 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <6>[ 138.474111] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW <6>[ 138.479103] lkdtm: attempting good refcount_inc() without overflow <6>[ 138.485438] lkdtm: attempting bad refcount_inc() overflow <4>[ 138.491226] ------------[ cut here ]------------ <4>[ 138.496034] WARNING: CPU: 0 PID: 2588 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 138.504850] refcount_t: saturated; leaking memory. <4>[ 138.509878] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 138.548958] CPU: 0 PID: 2588 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 138.556918] Hardware name: STM32 (Device Tree Support) <4>[ 138.562334] Backtrace: <4>[ 138.565061] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 138.572916] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 138.578860] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 138.586466] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 138.593715] r9:c1a27784 r8:00000009 r7:00000016 r6:00000009 r5:c0884550 r4:c1a277ac <4>[ 138.601756] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 138.609528] r7:c0884550 r6:00000016 r5:c1a277ac r4:c681e000 <4>[ 138.615475] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 138.624737] r10:00000016 r9:0000002b r8:c681ff60 r7:00000016 r6:c15ec380 r5:c1ad38b4 <4>[ 138.632855] r4:c681e000 <4>[ 138.635665] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 138.645628] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) <4>[ 138.656028] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 138.665452] r4:c4fed000 <4>[ 138.668262] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 138.676566] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 138.684777] r9:c681ff60 r8:c3b0a180 r7:00000016 r6:b6e3b000 r5:c5dbadc0 r4:c0c68358 <4>[ 138.692822] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 138.700946] r9:c681e000 r8:c681ff60 r7:c2905000 r6:b6e3b000 r5:c07f0390 r4:c5dbadc0 <4>[ 138.708989] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 138.716416] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c681e000 r5:c5dbadc0 <4>[ 138.724536] r4:c5dbadc0 <4>[ 138.727345] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 138.734772] r9:c681e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 138.742816] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 138.750671] Exception stack(0xc681ffa8 to 0xc681fff0) <4>[ 138.756009] ffa0: 00000016 00000016 00000001 b6e3b000 00000016 00000001 <4>[ 138.764486] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e3b000 00020000 0046fe38 <4>[ 138.772959] ffe0: 00000004 be9f57e8 b6f0133b b6e7a616 <4>[ 138.778416] irq event stamp: 0 <4>[ 138.781725] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 138.787487] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 138.795314] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 138.803081] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 138.808918] ---[ end trace fd86d84e67c1db31 ]--- <6>[ 138.813774] lkdtm: Overflow detected: saturated # [ 138.474111] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 138.479103] lkdtm: attempting good refcount_inc() without overflow # [ 138.485438] lkdtm: attempting bad refcount_inc() overflow # [ 138.491226] ------------[ cut here ]------------ # [ 138.496034] WARNING: CPU: 0 PID: 2588 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 138.504850] refcount_t: saturated; leaking memory. # [ 138.509878] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 138.548958] CPU: 0 PID: 2588 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 138.556918] Hardware name: STM32 (Device Tree Support) # [ 138.562334] Backtrace: # [ 138.565061] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 138.572916] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 138.578860] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 138.586466] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 138.593715] r9:c1a27784 r8:00000009 r7:00000016 r6:00000009 r5:c0884550 r4:c1a277ac # [ 138.601756] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 138.609528] r7:c0884550 r6:00000016 r5:c1a277ac r4:c681e000 # [ 138.615475] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 138.624737] r10:00000016 r9:0000002b r8:c681ff60 r7:00000016 r6:c15ec380 r5:c1ad38b4 # [ 138.632855] r4:c681e000 # [ 138.635665] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 138.645628] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 138.656028] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 138.665452] r4:c4fed000 # [ 138.668262] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 138.676566] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 138.684777] r9:c681ff60 r8:c3b0a180 r7:00000016 r6:b6e3b000 r5:c5dbadc0 r4:c0c68358 # [ 138.692822] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 138.700946] r9:c681e000 r8:c681ff60 r7:c2905000 r6:b6e3b000 r5:c07f0390 r4:c5dbadc0 # [ 138.708989] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 138.716416] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c681e000 r5:c5dbadc0 # [ 138.724536] r4:c5dbadc0 # [ 138.727345] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 138.734772] r9:c681e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 138.742816] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.750671] Exception stack(0xc681ffa8 to 0xc681fff0) # [ 138.756009] ffa0: 00000016 00000016 00000001 b6e3b000 00000016 00000001 # [ 138.764486] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e3b000 00020000 0046fe38 # [ 138.772959] ffe0: 00000004 be9f57e8 b6f0133b b6e7a616 # [ 138.778416] irq event stamp: 0 # [ 138.781725] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 138.787487] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 138.795314] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 138.803081] softirqs last disabled at (0): [<00000000>] 0x0 # [ 138.808918] ---[ end trace fd86d84e67c1db31 ]--- # [ 138.813774] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL] not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh <6>[ 139.871724] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW <6>[ 139.876592] lkdtm: attempting good refcount_add() without overflow <6>[ 139.883275] lkdtm: attempting bad refcount_add() overflow <4>[ 139.888733] ------------[ cut here ]------------ <4>[ 139.893800] WARNING: CPU: 1 PID: 2623 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 139.902448] refcount_t: saturated; leaking memory. <4>[ 139.907434] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 139.946583] CPU: 1 PID: 2623 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 139.954527] Hardware name: STM32 (Device Tree Support) <4>[ 139.959942] Backtrace: <4>[ 139.962670] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 139.970523] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 139.976467] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 139.984072] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 139.991319] r9:c1a27784 r8:00000009 r7:00000016 r6:00000009 r5:c0884550 r4:c1a277ac <4>[ 139.999361] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 140.007130] r7:c0884550 r6:00000016 r5:c1a277ac r4:c5af8000 <4>[ 140.013077] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 140.022337] r10:00000016 r9:0000002c r8:c5af9f60 r7:00000016 r6:c15ec380 r5:c1ad38cc <4>[ 140.030452] r4:c5af8000 <4>[ 140.033260] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 140.043221] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 140.053620] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 140.063043] r4:c4f5c000 <4>[ 140.065851] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 140.074154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 140.082362] r9:c5af9f60 r8:c3b0a180 r7:00000016 r6:b6e0e000 r5:c5dbab40 r4:c0c68358 <4>[ 140.090404] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 140.098524] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6e0e000 r5:c07f0390 r4:c5dbab40 <4>[ 140.106565] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 140.113988] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c5af8000 r5:c5dbab40 <4>[ 140.122103] r4:c5dbab40 <4>[ 140.124910] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 140.132335] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 140.140377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 140.148230] Exception stack(0xc5af9fa8 to 0xc5af9ff0) <4>[ 140.153567] 9fa0: 00000016 00000016 00000001 b6e0e000 00000016 00000001 <4>[ 140.162042] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e0e000 00020000 004afe38 <4>[ 140.170513] 9fe0: 00000004 be89a7e8 b6ed433b b6e4d616 <4>[ 140.175932] irq event stamp: 0 <4>[ 140.179239] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 140.185037] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 140.192948] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 140.200716] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 140.206439] ---[ end trace fd86d84e67c1db32 ]--- <6>[ 140.211415] lkdtm: Overflow detected: saturated # [ 139.871724] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 139.876592] lkdtm: attempting good refcount_add() without overflow # [ 139.883275] lkdtm: attempting bad refcount_add() overflow # [ 139.888733] ------------[ cut here ]------------ # [ 139.893800] WARNING: CPU: 1 PID: 2623 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 139.902448] refcount_t: saturated; leaking memory. # [ 139.907434] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 139.946583] CPU: 1 PID: 2623 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 139.954527] Hardware name: STM32 (Device Tree Support) # [ 139.959942] Backtrace: # [ 139.962670] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 139.970523] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 139.976467] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 139.984072] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 139.991319] r9:c1a27784 r8:00000009 r7:00000016 r6:00000009 r5:c0884550 r4:c1a277ac # [ 139.999361] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 140.007130] r7:c0884550 r6:00000016 r5:c1a277ac r4:c5af8000 # [ 140.013077] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 140.022337] r10:00000016 r9:0000002c r8:c5af9f60 r7:00000016 r6:c15ec380 r5:c1ad38cc # [ 140.030452] r4:c5af8000 # [ 140.033260] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 140.043221] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 140.053620] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.063043] r4:c4f5c000 # [ 140.065851] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 140.074154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.082362] r9:c5af9f60 r8:c3b0a180 r7:00000016 r6:b6e0e000 r5:c5dbab40 r4:c0c68358 # [ 140.090404] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 140.098524] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6e0e000 r5:c07f0390 r4:c5dbab40 # [ 140.106565] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 140.113988] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c5af8000 r5:c5dbab40 # [ 140.122103] r4:c5dbab40 # [ 140.124910] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 140.132335] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 140.140377] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 140.148230] Exception stack(0xc5af9fa8 to 0xc5af9ff0) # [ 140.153567] 9fa0: 00000016 00000016 00000001 b6e0e000 00000016 00000001 # [ 140.162042] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e0e000 00020000 004afe38 # [ 140.170513] 9fe0: 00000004 be89a7e8 b6ed433b b6e4d616 # [ 140.175932] irq event stamp: 0 # [ 140.179239] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 140.185037] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 140.192948] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 140.200716] softirqs last disabled at (0): [<00000000>] 0x0 # [ 140.206439] ---[ end trace fd86d84e67c1db32 ]--- # [ 140.211415] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL] not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh <6>[ 141.028491] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW <6>[ 141.034300] lkdtm: attempting bad refcount_inc_not_zero() overflow <4>[ 141.040791] ------------[ cut here ]------------ <4>[ 141.045526] WARNING: CPU: 0 PID: 2658 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 141.054334] refcount_t: saturated; leaking memory. <4>[ 141.059373] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 141.098449] CPU: 0 PID: 2658 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 141.106401] Hardware name: STM32 (Device Tree Support) <4>[ 141.111815] Backtrace: <4>[ 141.114543] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 141.122396] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 141.128341] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 141.135946] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 141.143194] r9:c1a27784 r8:00000009 r7:00000013 r6:00000009 r5:c088451c r4:c1a277ac <4>[ 141.151237] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 141.159010] r7:c088451c r6:00000013 r5:c1a277ac r4:c5af8000 <4>[ 141.164958] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 141.174219] r10:0000001f r9:0000002d r8:c5af9f60 r7:0000001f r6:c15ec380 r5:c1ad38e4 <4>[ 141.182336] r4:7fffffff <4>[ 141.185147] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) <4>[ 141.195895] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x4c/0x84) <4>[ 141.207857] r5:c1ad38e4 r4:c5af8000 <4>[ 141.211717] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 141.221926] r4:c5b3e000 <4>[ 141.224735] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 141.233039] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 141.241248] r9:c5af9f60 r8:c3b0a180 r7:0000001f r6:b6e3c000 r5:c5f8da00 r4:c0c68358 <4>[ 141.249294] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 141.257417] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6e3c000 r5:c07f0390 r4:c5f8da00 <4>[ 141.265459] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 141.272884] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c5af8000 r5:c5f8da00 <4>[ 141.281000] r4:c5f8da00 <4>[ 141.283808] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 141.291233] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 141.299275] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 141.307128] Exception stack(0xc5af9fa8 to 0xc5af9ff0) <4>[ 141.312464] 9fa0: 0000001f 0000001f 00000001 b6e3c000 0000001f 00000001 <4>[ 141.320942] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e3c000 00020000 004ffe38 <4>[ 141.329413] 9fe0: 00000004 bed347e8 b6f0233b b6e7b616 <4>[ 141.334856] irq event stamp: 0 <4>[ 141.338085] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 141.344042] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 141.351834] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 141.359601] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 141.365338] ---[ end trace fd86d84e67c1db33 ]--- <6>[ 141.370302] lkdtm: Overflow detected: saturated # [ 141.028491] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 141.034300] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 141.040791] ------------[ cut here ]------------ # [ 141.045526] WARNING: CPU: 0 PID: 2658 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 141.054334] refcount_t: saturated; leaking memory. # [ 141.059373] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 141.098449] CPU: 0 PID: 2658 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 141.106401] Hardware name: STM32 (Device Tree Support) # [ 141.111815] Backtrace: # [ 141.114543] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 141.122396] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 141.128341] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 141.135946] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 141.143194] r9:c1a27784 r8:00000009 r7:00000013 r6:00000009 r5:c088451c r4:c1a277ac # [ 141.151237] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 141.159010] r7:c088451c r6:00000013 r5:c1a277ac r4:c5af8000 # [ 141.164958] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 141.174219] r10:0000001f r9:0000002d r8:c5af9f60 r7:0000001f r6:c15ec380 r5:c1ad38e4 # [ 141.182336] r4:7fffffff # [ 141.185147] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) # [ 141.195895] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x4c/0x84) # [ 141.207857] r5:c1ad38e4 r4:c5af8000 # [ 141.211717] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 141.221926] r4:c5b3e000 # [ 141.224735] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 141.233039] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 141.241248] r9:c5af9f60 r8:c3b0a180 r7:0000001f r6:b6e3c000 r5:c5f8da00 r4:c0c68358 # [ 141.249294] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 141.257417] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6e3c000 r5:c07f0390 r4:c5f8da00 # [ 141.265459] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 141.272884] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c5af8000 r5:c5f8da00 # [ 141.281000] r4:c5f8da00 # [ 141.283808] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 141.291233] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 141.299275] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 141.307128] Exception stack(0xc5af9fa8 to 0xc5af9ff0) # [ 141.312464] 9fa0: 0000001f 0000001f 00000001 b6e3c000 0000001f 00000001 # [ 141.320942] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e3c000 00020000 004ffe38 # [ 141.329413] 9fe0: 00000004 bed347e8 b6f0233b b6e7b616 # [ 141.334856] irq event stamp: 0 # [ 141.338085] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 141.344042] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 141.351834] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 141.359601] softirqs last disabled at (0): [<00000000>] 0x0 # [ 141.365338] ---[ end trace fd86d84e67c1db33 ]--- # [ 141.370302] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh <6>[ 142.209942] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW <6>[ 142.215596] lkdtm: attempting bad refcount_add_not_zero() overflow <4>[ 142.222271] ------------[ cut here ]------------ <4>[ 142.226976] WARNING: CPU: 1 PID: 2693 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 142.235802] refcount_t: saturated; leaking memory. <4>[ 142.240829] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 142.279902] CPU: 1 PID: 2693 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 142.287854] Hardware name: STM32 (Device Tree Support) <4>[ 142.293269] Backtrace: <4>[ 142.295995] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 142.303847] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 142.309791] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 142.317396] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 142.324643] r9:c1a27784 r8:00000009 r7:00000013 r6:00000009 r5:c088451c r4:c1a277ac <4>[ 142.332683] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 142.340456] r7:c088451c r6:00000013 r5:c1a277ac r4:c58a6000 <4>[ 142.346404] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 142.355664] r10:0000001f r9:0000002e r8:c58a7f60 r7:0000001f r6:c15ec380 r5:c1ad3904 <4>[ 142.363780] r4:7fffffff <4>[ 142.366590] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) <4>[ 142.377338] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x4c/0x84) <4>[ 142.389299] r5:c1ad3904 r4:c58a6000 <4>[ 142.393158] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 142.403365] r4:c598d000 <4>[ 142.406174] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 142.414476] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 142.422685] r9:c58a7f60 r8:c3b0a180 r7:0000001f r6:b6ea0000 r5:c5dd7b40 r4:c0c68358 <4>[ 142.430729] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 142.438852] r9:c58a6000 r8:c58a7f60 r7:c2905000 r6:b6ea0000 r5:c07f0390 r4:c5dd7b40 <4>[ 142.446893] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 142.454318] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c58a6000 r5:c5dd7b40 <4>[ 142.462435] r4:c5dd7b40 <4>[ 142.465243] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 142.472669] r9:c58a6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 142.480711] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 142.488566] Exception stack(0xc58a7fa8 to 0xc58a7ff0) <4>[ 142.493903] 7fa0: 0000001f 0000001f 00000001 b6ea0000 0000001f 00000001 <4>[ 142.502379] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6ea0000 00020000 0048fe38 <4>[ 142.510852] 7fe0: 00000004 bebbb7e8 b6f6633b b6edf616 <4>[ 142.516272] irq event stamp: 0 <4>[ 142.519577] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 142.525378] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 142.533269] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 142.541064] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 142.546781] ---[ end trace fd86d84e67c1db34 ]--- <6>[ 142.551778] lkdtm: Overflow detected: saturated # [ 142.209942] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 142.215596] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 142.222271] ------------[ cut here ]------------ # [ 142.226976] WARNING: CPU: 1 PID: 2693 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 142.235802] refcount_t: saturated; leaking memory. # [ 142.240829] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 142.279902] CPU: 1 PID: 2693 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 142.287854] Hardware name: STM32 (Device Tree Support) # [ 142.293269] Backtrace: # [ 142.295995] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 142.303847] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 142.309791] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 142.317396] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 142.324643] r9:c1a27784 r8:00000009 r7:00000013 r6:00000009 r5:c088451c r4:c1a277ac # [ 142.332683] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 142.340456] r7:c088451c r6:00000013 r5:c1a277ac r4:c58a6000 # [ 142.346404] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 142.355664] r10:0000001f r9:0000002e r8:c58a7f60 r7:0000001f r6:c15ec380 r5:c1ad3904 # [ 142.363780] r4:7fffffff # [ 142.366590] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) # [ 142.377338] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x4c/0x84) # [ 142.389299] r5:c1ad3904 r4:c58a6000 # [ 142.393158] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.403365] r4:c598d000 # [ 142.406174] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 142.414476] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.422685] r9:c58a7f60 r8:c3b0a180 r7:0000001f r6:b6ea0000 r5:c5dd7b40 r4:c0c68358 # [ 142.430729] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 142.438852] r9:c58a6000 r8:c58a7f60 r7:c2905000 r6:b6ea0000 r5:c07f0390 r4:c5dd7b40 # [ 142.446893] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 142.454318] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c58a6000 r5:c5dd7b40 # [ 142.462435] r4:c5dd7b40 # [ 142.465243] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.472669] r9:c58a6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 142.480711] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.488566] Exception stack(0xc58a7fa8 to 0xc58a7ff0) # [ 142.493903] 7fa0: 0000001f 0000001f 00000001 b6ea0000 0000001f 00000001 # [ 142.502379] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6ea0000 00020000 0048fe38 # [ 142.510852] 7fe0: 00000004 bebbb7e8 b6f6633b b6edf616 # [ 142.516272] irq event stamp: 0 # [ 142.519577] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 142.525378] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 142.533269] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 142.541064] softirqs last disabled at (0): [<00000000>] 0x0 # [ 142.546781] ---[ end trace fd86d84e67c1db34 ]--- # [ 142.551778] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh <6>[ 143.406915] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO <6>[ 143.411602] lkdtm: attempting good refcount_dec() <6>[ 143.416409] lkdtm: attempting bad refcount_dec() to zero <4>[ 143.422207] ------------[ cut here ]------------ <4>[ 143.426930] WARNING: CPU: 1 PID: 2728 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 143.435739] refcount_t: decrement hit 0; leaking memory. <4>[ 143.441315] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 143.480384] CPU: 1 PID: 2728 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 143.488345] Hardware name: STM32 (Device Tree Support) <4>[ 143.493764] Backtrace: <4>[ 143.496492] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 143.504347] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 143.510293] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 143.517898] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 143.525148] r9:c1a27810 r8:00000009 r7:0000001f r6:00000009 r5:c08844e8 r4:c1a277ac <4>[ 143.533190] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 143.540964] r7:c08844e8 r6:0000001f r5:c1a277ac r4:c697e000 <4>[ 143.546913] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 143.556175] r10:00000012 r9:0000002f r8:c697ff60 r7:00000012 r6:c15ec380 r5:c1ad3924 <4>[ 143.564294] r4:c697e000 <4>[ 143.567104] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 143.577066] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 143.587120] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 143.596195] r4:c598d000 <4>[ 143.599004] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 143.607309] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 143.615518] r9:c697ff60 r8:c3b0a180 r7:00000012 r6:b6e60000 r5:c4f9d500 r4:c0c68358 <4>[ 143.623564] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 143.631687] r9:c697e000 r8:c697ff60 r7:c2905000 r6:b6e60000 r5:c07f0390 r4:c4f9d500 <4>[ 143.639732] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 143.647157] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c697e000 r5:c4f9d500 <4>[ 143.655276] r4:c4f9d500 <4>[ 143.658085] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 143.665511] r9:c697e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 143.673554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 143.681410] Exception stack(0xc697ffa8 to 0xc697fff0) <4>[ 143.686748] ffa0: 00000012 00000012 00000001 b6e60000 00000012 00000001 <4>[ 143.695225] ffc0: 00000012 00000012 7ff00000 00000004 00000001 b6e60000 00020000 004bfe38 <4>[ 143.703698] ffe0: 00000004 be8087e8 b6f2633b b6e9f616 <4>[ 143.709120] irq event stamp: 0 <4>[ 143.712372] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 143.718222] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 143.726141] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 143.733935] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 143.739732] ---[ end trace fd86d84e67c1db35 ]--- <6>[ 143.744522] lkdtm: Zero detected: saturated # [ 143.406915] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 143.411602] lkdtm: attempting good refcount_dec() # [ 143.416409] lkdtm: attempting bad refcount_dec() to zero # [ 143.422207] ------------[ cut here ]------------ # [ 143.426930] WARNING: CPU: 1 PID: 2728 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 143.435739] refcount_t: decrement hit 0; leaking memory. # [ 143.441315] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 143.480384] CPU: 1 PID: 2728 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 143.488345] Hardware name: STM32 (Device Tree Support) # [ 143.493764] Backtrace: # [ 143.496492] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 143.504347] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 143.510293] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 143.517898] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 143.525148] r9:c1a27810 r8:00000009 r7:0000001f r6:00000009 r5:c08844e8 r4:c1a277ac # [ 143.533190] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 143.540964] r7:c08844e8 r6:0000001f r5:c1a277ac r4:c697e000 # [ 143.546913] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 143.556175] r10:00000012 r9:0000002f r8:c697ff60 r7:00000012 r6:c15ec380 r5:c1ad3924 # [ 143.564294] r4:c697e000 # [ 143.567104] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 143.577066] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 143.587120] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 143.596195] r4:c598d000 # [ 143.599004] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 143.607309] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.615518] r9:c697ff60 r8:c3b0a180 r7:00000012 r6:b6e60000 r5:c4f9d500 r4:c0c68358 # [ 143.623564] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 143.631687] r9:c697e000 r8:c697ff60 r7:c2905000 r6:b6e60000 r5:c07f0390 r4:c4f9d500 # [ 143.639732] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 143.647157] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c697e000 r5:c4f9d500 # [ 143.655276] r4:c4f9d500 # [ 143.658085] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.665511] r9:c697e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 143.673554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.681410] Exception stack(0xc697ffa8 to 0xc697fff0) # [ 143.686748] ffa0: 00000012 00000012 00000001 b6e60000 00000012 00000001 # [ 143.695225] ffc0: 00000012 00000012 7ff00000 00000004 00000001 b6e60000 00020000 004bfe38 # [ 143.703698] ffe0: 00000004 be8087e8 b6f2633b b6e9f616 # [ 143.709120] irq event stamp: 0 # [ 143.712372] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 143.718222] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 143.726141] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 143.733935] softirqs last disabled at (0): [<00000000>] 0x0 # [ 143.739732] ---[ end trace fd86d84e67c1db35 ]--- # [ 143.744522] 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 <6>[ 144.623908] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 144.629113] lkdtm: attempting bad refcount_dec() below zero <4>[ 144.634627] ------------[ cut here ]------------ <4>[ 144.639640] WARNING: CPU: 0 PID: 2766 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 144.648263] refcount_t: decrement hit 0; leaking memory. <4>[ 144.653967] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 144.693011] CPU: 0 PID: 2766 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 144.700950] Hardware name: STM32 (Device Tree Support) <4>[ 144.706365] Backtrace: <4>[ 144.709095] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 144.716948] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 144.722894] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 144.730500] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 144.737748] r9:c1a27810 r8:00000009 r7:0000001f r6:00000009 r5:c08844e8 r4:c1a277ac <4>[ 144.745790] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 144.753563] r7:c08844e8 r6:0000001f r5:c1a277ac r4:c683a000 <4>[ 144.759511] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 144.768776] r10:00000016 r9:00000030 r8:c683bf60 r7:00000016 r6:c15ec380 r5:00000000 <4>[ 144.776896] r4:c683a000 <4>[ 144.779707] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 144.789670] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 144.800076] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 144.809503] r5:c1ad3938 r4:c5b3e000 <4>[ 144.813360] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 144.821665] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 144.829877] r9:c683bf60 r8:c3b0a180 r7:00000016 r6:b6dfe000 r5:c5804b40 r4:c0c68358 <4>[ 144.837924] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 144.846049] r9:c683a000 r8:c683bf60 r7:c2905000 r6:b6dfe000 r5:c07f0390 r4:c5804b40 <4>[ 144.854096] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 144.861521] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c683a000 r5:c5804b40 <4>[ 144.869637] r4:c5804b40 <4>[ 144.872445] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 144.879871] r9:c683a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 144.887914] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 144.895769] Exception stack(0xc683bfa8 to 0xc683bff0) <4>[ 144.901106] bfa0: 00000016 00000016 00000001 b6dfe000 00000016 00000001 <4>[ 144.909583] bfc0: 00000016 00000016 7ff00000 00000004 00000001 b6dfe000 00020000 0045fe38 <4>[ 144.918056] bfe0: 00000004 beacc7e8 b6ec433b b6e3d616 <4>[ 144.923472] irq event stamp: 0 <4>[ 144.926727] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 144.932681] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 144.940453] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 144.948137] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 144.954137] ---[ end trace fd86d84e67c1db36 ]--- <6>[ 144.958920] lkdtm: Negative detected: saturated # [ 144.623908] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 144.629113] lkdtm: attempting bad refcount_dec() below zero # [ 144.634627] ------------[ cut here ]------------ # [ 144.639640] WARNING: CPU: 0 PID: 2766 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 144.648263] refcount_t: decrement hit 0; leaking memory. # [ 144.653967] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 144.693011] CPU: 0 PID: 2766 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 144.700950] Hardware name: STM32 (Device Tree Support) # [ 144.706365] Backtrace: # [ 144.709095] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 144.716948] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 144.722894] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 144.730500] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 144.737748] r9:c1a27810 r8:00000009 r7:0000001f r6:00000009 r5:c08844e8 r4:c1a277ac # [ 144.745790] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 144.753563] r7:c08844e8 r6:0000001f r5:c1a277ac r4:c683a000 # [ 144.759511] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 144.768776] r10:00000016 r9:00000030 r8:c683bf60 r7:00000016 r6:c15ec380 r5:00000000 # [ 144.776896] r4:c683a000 # [ 144.779707] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 144.789670] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 144.800076] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.809503] r5:c1ad3938 r4:c5b3e000 # [ 144.813360] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 144.821665] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.829877] r9:c683bf60 r8:c3b0a180 r7:00000016 r6:b6dfe000 r5:c5804b40 r4:c0c68358 # [ 144.837924] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 144.846049] r9:c683a000 r8:c683bf60 r7:c2905000 r6:b6dfe000 r5:c07f0390 r4:c5804b40 # [ 144.854096] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 144.861521] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c683a000 r5:c5804b40 # [ 144.869637] r4:c5804b40 # [ 144.872445] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.879871] r9:c683a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 144.887914] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.895769] Exception stack(0xc683bfa8 to 0xc683bff0) # [ 144.901106] bfa0: 00000016 00000016 00000001 b6dfe000 00000016 00000001 # [ 144.909583] bfc0: 00000016 00000016 7ff00000 00000004 00000001 b6dfe000 00020000 0045fe38 # [ 144.918056] bfe0: 00000004 beacc7e8 b6ec433b b6e3d616 # [ 144.923472] irq event stamp: 0 # [ 144.926727] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 144.932681] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 144.940453] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 144.948137] softirqs last disabled at (0): [<00000000>] 0x0 # [ 144.954137] ---[ end trace fd86d84e67c1db36 ]--- # [ 144.958920] 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 <6>[ 145.825439] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 145.831246] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 145.837729] ------------[ cut here ]------------ <4>[ 145.842809] WARNING: CPU: 1 PID: 2802 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 145.851548] refcount_t: underflow; use-after-free. <4>[ 145.856521] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 145.895676] CPU: 1 PID: 2802 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 145.903622] Hardware name: STM32 (Device Tree Support) <4>[ 145.909038] Backtrace: <4>[ 145.911768] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 145.919622] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 145.925569] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 145.933175] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 145.940424] r9:c1a277e8 r8:00000009 r7:0000001c r6:00000009 r5:c08845b8 r4:c1a277ac <4>[ 145.948467] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 145.956241] r7:c08845b8 r6:0000001c r5:c1a277ac r4:c5af8000 <4>[ 145.962192] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 145.971541] r10:0000001f r9:00000031 r8:c5af9f60 r7:0000001f r6:c15ec380 r5:c1ad3950 <4>[ 145.979660] r4:c5af8000 <4>[ 145.982470] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) <4>[ 145.993222] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x4c/0x88) <4>[ 146.005199] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 146.015411] r4:c5c2f000 <4>[ 146.018221] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 146.026525] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 146.034737] r9:c5af9f60 r8:c3b0a180 r7:0000001f r6:b6e65000 r5:c2dd9000 r4:c0c68358 <4>[ 146.042782] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 146.050904] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6e65000 r5:c07f0390 r4:c2dd9000 <4>[ 146.058949] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 146.066376] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c5af8000 r5:c2dd9000 <4>[ 146.074495] r4:c2dd9000 <4>[ 146.077304] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 146.084732] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 146.092775] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 146.100632] Exception stack(0xc5af9fa8 to 0xc5af9ff0) <4>[ 146.105969] 9fa0: 0000001f 0000001f 00000001 b6e65000 0000001f 00000001 <4>[ 146.114448] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e65000 00020000 0046fe38 <4>[ 146.122922] 9fe0: 00000004 bee4f7e8 b6f2b33b b6ea4616 <4>[ 146.128346] irq event stamp: 0 <4>[ 146.131683] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 146.137449] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 146.145337] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 146.153141] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 146.158925] ---[ end trace fd86d84e67c1db37 ]--- <6>[ 146.163784] lkdtm: Negative detected: saturated # [ 145.825439] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 145.831246] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 145.837729] ------------[ cut here ]------------ # [ 145.842809] WARNING: CPU: 1 PID: 2802 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 145.851548] refcount_t: underflow; use-after-free. # [ 145.856521] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 145.895676] CPU: 1 PID: 2802 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 145.903622] Hardware name: STM32 (Device Tree Support) # [ 145.909038] Backtrace: # [ 145.911768] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 145.919622] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 145.925569] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 145.933175] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 145.940424] r9:c1a277e8 r8:00000009 r7:0000001c r6:00000009 r5:c08845b8 r4:c1a277ac # [ 145.948467] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 145.956241] r7:c08845b8 r6:0000001c r5:c1a277ac r4:c5af8000 # [ 145.962192] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 145.971541] r10:0000001f r9:00000031 r8:c5af9f60 r7:0000001f r6:c15ec380 r5:c1ad3950 # [ 145.979660] r4:c5af8000 # [ 145.982470] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) # [ 145.993222] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x4c/0x88) # [ 146.005199] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 146.015411] r4:c5c2f000 # [ 146.018221] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 146.026525] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 146.034737] r9:c5af9f60 r8:c3b0a180 r7:0000001f r6:b6e65000 r5:c2dd9000 r4:c0c68358 # [ 146.042782] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 146.050904] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6e65000 r5:c07f0390 r4:c2dd9000 # [ 146.058949] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 146.066376] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c5af8000 r5:c2dd9000 # [ 146.074495] r4:c2dd9000 # [ 146.077304] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 146.084732] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 146.092775] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 146.100632] Exception stack(0xc5af9fa8 to 0xc5af9ff0) # [ 146.105969] 9fa0: 0000001f 0000001f 00000001 b6e65000 0000001f 00000001 # [ 146.114448] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e65000 00020000 0046fe38 # [ 146.122922] 9fe0: 00000004 bee4f7e8 b6f2b33b b6ea4616 # [ 146.128346] irq event stamp: 0 # [ 146.131683] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 146.137449] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 146.145337] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 146.153141] softirqs last disabled at (0): [<00000000>] 0x0 # [ 146.158925] ---[ end trace fd86d84e67c1db37 ]--- # [ 146.163784] 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 <6>[ 147.052295] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 147.057951] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 147.064979] ------------[ cut here ]------------ <4>[ 147.069639] WARNING: CPU: 0 PID: 2838 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 147.078308] refcount_t: underflow; use-after-free. <4>[ 147.083538] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 147.122547] CPU: 0 PID: 2838 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 147.130483] Hardware name: STM32 (Device Tree Support) <4>[ 147.135899] Backtrace: <4>[ 147.138626] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 147.146483] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 147.152431] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 147.160037] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 147.167286] r9:c1a277e8 r8:00000009 r7:0000001c r6:00000009 r5:c08845b8 r4:c1a277ac <4>[ 147.175328] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 147.183101] r7:c08845b8 r6:0000001c r5:c1a277ac r4:c58a6000 <4>[ 147.189051] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 147.198401] r10:0000001f r9:00000032 r8:c58a7f60 r7:0000001f r6:c15ec380 r5:c1ad3970 <4>[ 147.206520] r4:c58a6000 <4>[ 147.209330] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) <4>[ 147.220082] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x4c/0x88) <4>[ 147.232057] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 147.242269] r4:c5b3e000 <4>[ 147.245078] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 147.253383] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 147.261593] r9:c58a7f60 r8:c3b0a180 r7:0000001f r6:b6e96000 r5:c5dd7dc0 r4:c0c68358 <4>[ 147.269638] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 147.277762] r9:c58a6000 r8:c58a7f60 r7:c2905000 r6:b6e96000 r5:c07f0390 r4:c5dd7dc0 <4>[ 147.285805] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 147.293232] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c58a6000 r5:c5dd7dc0 <4>[ 147.301349] r4:c5dd7dc0 <4>[ 147.304157] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 147.311584] r9:c58a6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 147.319626] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 147.327481] Exception stack(0xc58a7fa8 to 0xc58a7ff0) <4>[ 147.332818] 7fa0: 0000001f 0000001f 00000001 b6e96000 0000001f 00000001 <4>[ 147.341295] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e96000 00020000 004bfe38 <4>[ 147.349767] 7fe0: 00000004 bee3f7e8 b6f5c33b b6ed5616 <4>[ 147.355193] irq event stamp: 0 <4>[ 147.358439] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 147.364376] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 147.372157] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 147.379918] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 147.385737] ---[ end trace fd86d84e67c1db38 ]--- <6>[ 147.390646] lkdtm: Negative detected: saturated # [ 147.052295] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 147.057951] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 147.064979] ------------[ cut here ]------------ # [ 147.069639] WARNING: CPU: 0 PID: 2838 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 147.078308] refcount_t: underflow; use-after-free. # [ 147.083538] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 147.122547] CPU: 0 PID: 2838 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 147.130483] Hardware name: STM32 (Device Tree Support) # [ 147.135899] Backtrace: # [ 147.138626] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 147.146483] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 147.152431] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 147.160037] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 147.167286] r9:c1a277e8 r8:00000009 r7:0000001c r6:00000009 r5:c08845b8 r4:c1a277ac # [ 147.175328] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 147.183101] r7:c08845b8 r6:0000001c r5:c1a277ac r4:c58a6000 # [ 147.189051] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 147.198401] r10:0000001f r9:00000032 r8:c58a7f60 r7:0000001f r6:c15ec380 r5:c1ad3970 # [ 147.206520] r4:c58a6000 # [ 147.209330] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) # [ 147.220082] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x4c/0x88) # [ 147.232057] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 147.242269] r4:c5b3e000 # [ 147.245078] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 147.253383] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 147.261593] r9:c58a7f60 r8:c3b0a180 r7:0000001f r6:b6e96000 r5:c5dd7dc0 r4:c0c68358 # [ 147.269638] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 147.277762] r9:c58a6000 r8:c58a7f60 r7:c2905000 r6:b6e96000 r5:c07f0390 r4:c5dd7dc0 # [ 147.285805] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 147.293232] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c58a6000 r5:c5dd7dc0 # [ 147.301349] r4:c5dd7dc0 # [ 147.304157] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 147.311584] r9:c58a6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 147.319626] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 147.327481] Exception stack(0xc58a7fa8 to 0xc58a7ff0) # [ 147.332818] 7fa0: 0000001f 0000001f 00000001 b6e96000 0000001f 00000001 # [ 147.341295] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e96000 00020000 004bfe38 # [ 147.349767] 7fe0: 00000004 bee3f7e8 b6f5c33b b6ed5616 # [ 147.355193] irq event stamp: 0 # [ 147.358439] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 147.364376] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 147.372157] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 147.379918] softirqs last disabled at (0): [<00000000>] 0x0 # [ 147.385737] ---[ end trace fd86d84e67c1db38 ]--- # [ 147.390646] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh <6>[ 148.265430] lkdtm: Performing direct entry REFCOUNT_INC_ZERO <6>[ 148.270109] lkdtm: attempting safe refcount_inc_not_zero() from zero <6>[ 148.276584] lkdtm: Good: zero detected <6>[ 148.280780] lkdtm: Correctly stayed at zero <6>[ 148.285066] lkdtm: attempting bad refcount_inc() from zero <4>[ 148.290922] ------------[ cut here ]------------ <4>[ 148.295751] WARNING: CPU: 0 PID: 2871 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 148.304631] refcount_t: addition on 0; use-after-free. <4>[ 148.310044] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 148.349141] CPU: 0 PID: 2871 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 148.357088] Hardware name: STM32 (Device Tree Support) <4>[ 148.362504] Backtrace: <4>[ 148.365232] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 148.373087] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 148.379034] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 148.386640] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 148.393891] r9:c1a277bc r8:00000009 r7:00000019 r6:00000009 r5:c0884584 r4:c1a277ac <4>[ 148.401934] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 148.409708] r7:c0884584 r6:00000019 r5:c1a277ac r4:c6922000 <4>[ 148.415656] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 148.425005] r10:00000012 r9:00000033 r8:c6923f60 r7:00000012 r6:c15ec380 r5:c1ad3990 <4>[ 148.433123] r4:c6922000 <4>[ 148.435933] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 148.445896] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa4/0xc8) <4>[ 148.455949] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 148.465024] r4:c4fed000 <4>[ 148.467833] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 148.476136] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 148.484346] r9:c6923f60 r8:c3b0a180 r7:00000012 r6:b6e25000 r5:c5f8d140 r4:c0c68358 <4>[ 148.492390] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 148.500513] r9:c6922000 r8:c6923f60 r7:c2905000 r6:b6e25000 r5:c07f0390 r4:c5f8d140 <4>[ 148.508555] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 148.515983] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c6922000 r5:c5f8d140 <4>[ 148.524102] r4:c5f8d140 <4>[ 148.526911] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 148.534336] r9:c6922000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 148.542379] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 148.550235] Exception stack(0xc6923fa8 to 0xc6923ff0) <4>[ 148.555573] 3fa0: 00000012 00000012 00000001 b6e25000 00000012 00000001 <4>[ 148.564054] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e25000 00020000 004dfe38 <4>[ 148.572529] 3fe0: 00000004 beba37e8 b6eeb33b b6e64616 <4>[ 148.577965] irq event stamp: 0 <4>[ 148.581297] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 148.587054] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 148.594952] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 148.602662] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 148.608459] ---[ end trace fd86d84e67c1db39 ]--- <6>[ 148.613415] lkdtm: Zero detected: saturated # [ 148.265430] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 148.270109] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 148.276584] lkdtm: Good: zero detected # [ 148.280780] lkdtm: Correctly stayed at zero # [ 148.285066] lkdtm: attempting bad refcount_inc() from zero # [ 148.290922] ------------[ cut here ]------------ # [ 148.295751] WARNING: CPU: 0 PID: 2871 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 148.304631] refcount_t: addition on 0; use-after-free. # [ 148.310044] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 148.349141] CPU: 0 PID: 2871 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 148.357088] Hardware name: STM32 (Device Tree Support) # [ 148.362504] Backtrace: # [ 148.365232] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 148.373087] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 148.379034] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 148.386640] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 148.393891] r9:c1a277bc r8:00000009 r7:00000019 r6:00000009 r5:c0884584 r4:c1a277ac # [ 148.401934] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 148.409708] r7:c0884584 r6:00000019 r5:c1a277ac r4:c6922000 # [ 148.415656] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 148.425005] r10:00000012 r9:00000033 r8:c6923f60 r7:00000012 r6:c15ec380 r5:c1ad3990 # [ 148.433123] r4:c6922000 # [ 148.435933] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 148.445896] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa4/0xc8) # [ 148.455949] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 148.465024] r4:c4fed000 # [ 148.467833] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 148.476136] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 148.484346] r9:c6923f60 r8:c3b0a180 r7:00000012 r6:b6e25000 r5:c5f8d140 r4:c0c68358 # [ 148.492390] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 148.500513] r9:c6922000 r8:c6923f60 r7:c2905000 r6:b6e25000 r5:c07f0390 r4:c5f8d140 # [ 148.508555] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 148.515983] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c6922000 r5:c5f8d140 # [ 148.524102] r4:c5f8d140 # [ 148.526911] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 148.534336] r9:c6922000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 148.542379] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 148.550235] Exception stack(0xc6923fa8 to 0xc6923ff0) # [ 148.555573] 3fa0: 00000012 00000012 00000001 b6e25000 00000012 00000001 # [ 148.564054] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e25000 00020000 004dfe38 # [ 148.572529] 3fe0: 00000004 beba37e8 b6eeb33b b6e64616 # [ 148.577965] irq event stamp: 0 # [ 148.581297] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 148.587054] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 148.594952] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 148.602662] softirqs last disabled at (0): [<00000000>] 0x0 # [ 148.608459] ---[ end trace fd86d84e67c1db39 ]--- # [ 148.613415] 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 <6>[ 149.486306] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO <6>[ 149.490965] lkdtm: attempting safe refcount_add_not_zero() from zero <6>[ 149.497459] lkdtm: Good: zero detected <6>[ 149.501667] lkdtm: Correctly stayed at zero <6>[ 149.505940] lkdtm: attempting bad refcount_add() from zero <4>[ 149.511799] ------------[ cut here ]------------ <4>[ 149.516625] WARNING: CPU: 1 PID: 2906 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 149.525504] refcount_t: addition on 0; use-after-free. <4>[ 149.530908] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 149.570000] CPU: 1 PID: 2906 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 149.577943] Hardware name: STM32 (Device Tree Support) <4>[ 149.583360] Backtrace: <4>[ 149.586087] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 149.593943] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 149.599889] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 149.607494] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 149.614743] r9:c1a277bc r8:00000009 r7:00000019 r6:00000009 r5:c0884584 r4:c1a277ac <4>[ 149.622785] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 149.630558] r7:c0884584 r6:00000019 r5:c1a277ac r4:c5af8000 <4>[ 149.636505] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 149.645853] r10:00000012 r9:00000034 r8:c5af9f60 r7:00000012 r6:c15ec380 r5:c1ad39a4 <4>[ 149.653970] r4:c5af8000 <4>[ 149.656779] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 149.666741] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xc8) <4>[ 149.676793] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 149.685868] r4:c5ff8000 <4>[ 149.688677] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 149.696981] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 149.705190] r9:c5af9f60 r8:c3b0a180 r7:00000012 r6:b6e82000 r5:c4f698c0 r4:c0c68358 <4>[ 149.713232] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 149.721356] r9:c5af8000 r8:c5af9f60 r7:c2905000 r6:b6e82000 r5:c07f0390 r4:c4f698c0 <4>[ 149.729399] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 149.736825] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5af8000 r5:c4f698c0 <4>[ 149.744943] r4:c4f698c0 <4>[ 149.747751] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 149.755177] r9:c5af8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 149.763221] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 149.771074] Exception stack(0xc5af9fa8 to 0xc5af9ff0) <4>[ 149.776412] 9fa0: 00000012 00000012 00000001 b6e82000 00000012 00000001 <4>[ 149.784889] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e82000 00020000 0048fe38 <4>[ 149.793359] 9fe0: 00000004 be8007e8 b6f4833b b6ec1616 <4>[ 149.798792] irq event stamp: 0 <4>[ 149.802159] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 149.807925] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 149.815773] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 149.823484] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 149.829319] ---[ end trace fd86d84e67c1db3a ]--- <6>[ 149.834169] lkdtm: Zero detected: saturated # not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # TIMEOUT 45 seconds <28>[ 330.821257] systemd[1]: systemd-journald.service: Main process exited, code=killed, status=6/ABRT <28>[ 330.832355] systemd[1]: systemd-journald.service: Failed with result 'watchdog'. <30>[ 330.845302] systemd[1]: systemd-journald.service: Consumed 5.304s CPU time. # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh <30>[ 330.869675] systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 1. <30>[ 330.886822] systemd[1]: Stopped systemd-journald.service - Journal Service. <30>[ 330.894870] systemd[1]: systemd-journald.service: Consumed 5.304s CPU time. <30>[ 330.902225] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 330.947952] systemd[1]: Starting systemd-journald.service - Journal Service... <44>[ 331.344591] systemd-journald[2921]: File /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal corrupted or uncleanly shut down, renaming and replacing. <6>[ 331.681206] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 331.686164] lkdtm: attempting bad refcount_inc() from saturated <4>[ 331.692482] ------------[ cut here ]------------ <4>[ 331.697312] WARNING: CPU: 1 PID: 2941 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 331.706099] refcount_t: saturated; leaking memory. <4>[ 331.711190] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 331.750388] CPU: 1 PID: 2941 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 331.758171] Hardware name: STM32 (Device Tree Support) <4>[ 331.763589] Backtrace: <4>[ 331.766318] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 331.774175] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 331.780123] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 331.787732] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 331.794976] r9:c1a27784 r8:00000009 r7:00000016 r6:00000009 r5:c0884550 r4:c1a277ac <4>[ 331.803022] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 331.810797] r7:c0884550 r6:00000016 r5:c1a277ac r4:c5f18000 <4>[ 331.816744] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 331.826000] r10:00000017 r9:00000035 r8:c5f19f60 r7:00000017 r6:c15ec380 r5:c1ad39b8 <4>[ 331.834117] r4:c5f18000 <4>[ 331.836933] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 331.846896] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 331.857384] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 331.866893] r4:c5aa8000 <4>[ 331.869706] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 331.878009] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 331.886219] r9:c5f19f60 r8:c3b0a180 r7:00000017 r6:b6de0000 r5:c58043c0 r4:c0c68358 <4>[ 331.894271] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 331.902396] r9:c5f18000 r8:c5f19f60 r7:c2905000 r6:b6de0000 r5:c07f0390 r4:c58043c0 <4>[ 331.910433] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 331.917859] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c5f18000 r5:c58043c0 <4>[ 331.925978] r4:c58043c0 <4>[ 331.928789] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 331.936225] r9:c5f18000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 331.944262] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 331.952115] Exception stack(0xc5f19fa8 to 0xc5f19ff0) <4>[ 331.957457] 9fa0: 00000017 00000017 00000001 b6de0000 00000017 00000001 <4>[ 331.965935] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6de0000 00020000 004ffe38 <4>[ 331.974410] 9fe0: 00000004 be8047e8 b6ea633b b6e1f616 <4>[ 331.979978] irq event stamp: 0 <4>[ 331.983087] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 331.989024] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 331.996756] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 332.004608] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 332.010523] ---[ end trace fd86d84e67c1db3b ]--- <6>[ 332.015237] lkdtm: Saturation detected: still saturated <30>[ 332.082845] systemd[1]: Started systemd-journald.service - Journal Service. # [ 331.681206] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 331.686164] lkdtm: attempting bad refcount_inc() from saturated # [ 331.692482] ------------[ cut here ]------------ # [ 331.697312] WARNING: CPU: 1 PID: 2941 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 331.706099] refcount_t: saturated; leaking memory. # [ 331.711190] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 331.750388] CPU: 1 PID: 2941 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 331.758171] Hardware name: STM32 (Device Tree Support) # [ 331.763589] Backtrace: # [ 331.766318] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 331.774175] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 331.780123] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 331.787732] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 331.794976] r9:c1a27784 r8:00000009 r7:00000016 r6:00000009 r5:c0884550 r4:c1a277ac # [ 331.803022] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 331.810797] r7:c0884550 r6:00000016 r5:c1a277ac r4:c5f18000 # [ 331.816744] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 331.826000] r10:00000017 r9:00000035 r8:c5f19f60 r7:00000017 r6:c15ec380 r5:c1ad39b8 # [ 331.834117] r4:c5f18000 # [ 331.836933] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 331.846896] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 331.857384] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 331.866893] r4:c5aa8000 # [ 331.869706] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 331.878009] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 331.886219] r9:c5f19f60 r8:c3b0a180 r7:00000017 r6:b6de0000 r5:c58043c0 r4:c0c68358 # [ 331.894271] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 331.902396] r9:c5f18000 r8:c5f19f60 r7:c2905000 r6:b6de0000 r5:c07f0390 r4:c58043c0 # [ 331.910433] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 331.917859] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c5f18000 r5:c58043c0 # [ 331.925978] r4:c58043c0 # [ 331.928789] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 331.936225] r9:c5f18000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 331.944262] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 331.952115] Exception stack(0xc5f19fa8 to 0xc5f19ff0) # [ 331.957457] 9fa0: 00000017 00000017 00000001 b6de0000 00000017 00000001 # [ 331.965935] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6de0000 00020000 004ffe38 # [ 331.974410] 9fe0: 00000004 be8047e8 b6ea633b b6e1f616 # [ 331.979978] irq event stamp: 0 # [ 331.983087] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 331.989024] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 331.996756] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 332.004608] softirqs last disabled at (0): [<00000000>] 0x0 # [ 332.010523] ---[ end trace fd86d84e67c1db3b ]--- # [ 332.015237] lkdtm: Saturation detected: still saturated # [ 332.082845] systemd[1]: Started systemd-journald.service - Journal Service. # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh <6>[ 333.023591] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 333.028549] lkdtm: attempting bad refcount_dec() from saturated <4>[ 333.034915] ------------[ cut here ]------------ <4>[ 333.039788] WARNING: CPU: 1 PID: 2977 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 333.048382] refcount_t: decrement hit 0; leaking memory. <4>[ 333.054027] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 333.093144] CPU: 1 PID: 2977 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 333.101085] Hardware name: STM32 (Device Tree Support) <4>[ 333.106502] Backtrace: <4>[ 333.109231] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 333.117088] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 333.123039] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 333.130647] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 333.137899] r9:c1a27810 r8:00000009 r7:0000001f r6:00000009 r5:c08844e8 r4:c1a277ac <4>[ 333.145946] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 333.153722] r7:c08844e8 r6:0000001f r5:c1a277ac r4:c5f18000 <4>[ 333.159673] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 333.168940] r10:00000017 r9:00000036 r8:c5f19f60 r7:00000017 r6:c15ec380 r5:c1ad39d0 <4>[ 333.177061] r4:c5f18000 <4>[ 333.179873] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 333.189841] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 333.200338] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 333.209852] r4:c4f6c000 <4>[ 333.212663] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 333.220970] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 333.229183] r9:c5f19f60 r8:c3b0a180 r7:00000017 r6:b6dc9000 r5:c5876b40 r4:c0c68358 <4>[ 333.237231] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 333.245355] r9:c5f18000 r8:c5f19f60 r7:c2905000 r6:b6dc9000 r5:c07f0390 r4:c5876b40 <4>[ 333.253400] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 333.260826] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c5f18000 r5:c5876b40 <4>[ 333.268945] r4:c5876b40 <4>[ 333.271755] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 333.279182] r9:c5f18000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 333.287226] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 333.295081] Exception stack(0xc5f19fa8 to 0xc5f19ff0) <4>[ 333.300420] 9fa0: 00000017 00000017 00000001 b6dc9000 00000017 00000001 <4>[ 333.308900] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dc9000 00020000 0049fe38 <4>[ 333.317375] 9fe0: 00000004 bec4f7e8 b6e8f33b b6e08616 <4>[ 333.322769] irq event stamp: 0 <4>[ 333.326050] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 333.331982] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 333.339777] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 333.347519] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 333.353402] ---[ end trace fd86d84e67c1db3c ]--- <6>[ 333.358206] lkdtm: Saturation detected: still saturated # [ 333.023591] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 333.028549] lkdtm: attempting bad refcount_dec() from saturated # [ 333.034915] ------------[ cut here ]------------ # [ 333.039788] WARNING: CPU: 1 PID: 2977 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 333.048382] refcount_t: decrement hit 0; leaking memory. # [ 333.054027] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 333.093144] CPU: 1 PID: 2977 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 333.101085] Hardware name: STM32 (Device Tree Support) # [ 333.106502] Backtrace: # [ 333.109231] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 333.117088] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 333.123039] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 333.130647] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 333.137899] r9:c1a27810 r8:00000009 r7:0000001f r6:00000009 r5:c08844e8 r4:c1a277ac # [ 333.145946] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 333.153722] r7:c08844e8 r6:0000001f r5:c1a277ac r4:c5f18000 # [ 333.159673] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 333.168940] r10:00000017 r9:00000036 r8:c5f19f60 r7:00000017 r6:c15ec380 r5:c1ad39d0 # [ 333.177061] r4:c5f18000 # [ 333.179873] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 333.189841] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 333.200338] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 333.209852] r4:c4f6c000 # [ 333.212663] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 333.220970] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 333.229183] r9:c5f19f60 r8:c3b0a180 r7:00000017 r6:b6dc9000 r5:c5876b40 r4:c0c68358 # [ 333.237231] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 333.245355] r9:c5f18000 r8:c5f19f60 r7:c2905000 r6:b6dc9000 r5:c07f0390 r4:c5876b40 # [ 333.253400] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 333.260826] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c5f18000 r5:c5876b40 # [ 333.268945] r4:c5876b40 # [ 333.271755] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 333.279182] r9:c5f18000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 333.287226] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 333.295081] Exception stack(0xc5f19fa8 to 0xc5f19ff0) # [ 333.300420] 9fa0: 00000017 00000017 00000001 b6dc9000 00000017 00000001 # [ 333.308900] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dc9000 00020000 0049fe38 # [ 333.317375] 9fe0: 00000004 bec4f7e8 b6e8f33b b6e08616 # [ 333.322769] irq event stamp: 0 # [ 333.326050] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 333.331982] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 333.339777] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 333.347519] softirqs last disabled at (0): [<00000000>] 0x0 # [ 333.353402] ---[ end trace fd86d84e67c1db3c ]--- # [ 333.358206] 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 <6>[ 334.258761] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 334.263885] lkdtm: attempting bad refcount_dec() from saturated <4>[ 334.270097] ------------[ cut here ]------------ <4>[ 334.274842] WARNING: CPU: 0 PID: 3013 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 334.283650] refcount_t: saturated; leaking memory. <4>[ 334.288624] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 334.327775] CPU: 0 PID: 3013 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 334.335730] Hardware name: STM32 (Device Tree Support) <4>[ 334.341145] Backtrace: <4>[ 334.343873] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 334.351728] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 334.357673] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 334.365280] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 334.372528] r9:c1a27784 r8:00000009 r7:00000016 r6:00000009 r5:c0884550 r4:c1a277ac <4>[ 334.380574] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 334.388347] r7:c0884550 r6:00000016 r5:c1a277ac r4:c2bfe000 <4>[ 334.394298] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 334.403564] r10:00000017 r9:00000037 r8:c2bfff60 r7:00000017 r6:c15ec380 r5:c1ad39e8 <4>[ 334.411683] r4:c2bfe000 <4>[ 334.414493] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 334.424461] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 334.434953] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 334.444466] r4:c5c2b000 <4>[ 334.447274] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 334.455580] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 334.463790] r9:c2bfff60 r8:c3b0a180 r7:00000017 r6:b6dea000 r5:c599e500 r4:c0c68358 <4>[ 334.471836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 334.479959] r9:c2bfe000 r8:c2bfff60 r7:c2905000 r6:b6dea000 r5:c07f0390 r4:c599e500 <4>[ 334.488004] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 334.495430] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c2bfe000 r5:c599e500 <4>[ 334.503547] r4:c599e500 <4>[ 334.506357] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 334.513784] r9:c2bfe000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 334.521828] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 334.529688] Exception stack(0xc2bfffa8 to 0xc2bffff0) <4>[ 334.535023] ffa0: 00000017 00000017 00000001 b6dea000 00000017 00000001 <4>[ 334.543503] ffc0: 00000017 00000017 7ff00000 00000004 00000001 b6dea000 00020000 004efe38 <4>[ 334.551977] ffe0: 00000004 bead37e8 b6eb033b b6e29616 <4>[ 334.557423] irq event stamp: 0 <4>[ 334.560765] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 334.566507] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 334.574353] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 334.582117] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 334.587904] ---[ end trace fd86d84e67c1db3d ]--- <6>[ 334.592850] lkdtm: Saturation detected: still saturated # [ 334.258761] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 334.263885] lkdtm: attempting bad refcount_dec() from saturated # [ 334.270097] ------------[ cut here ]------------ # [ 334.274842] WARNING: CPU: 0 PID: 3013 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 334.283650] refcount_t: saturated; leaking memory. # [ 334.288624] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 334.327775] CPU: 0 PID: 3013 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 334.335730] Hardware name: STM32 (Device Tree Support) # [ 334.341145] Backtrace: # [ 334.343873] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 334.351728] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 334.357673] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 334.365280] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 334.372528] r9:c1a27784 r8:00000009 r7:00000016 r6:00000009 r5:c0884550 r4:c1a277ac # [ 334.380574] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 334.388347] r7:c0884550 r6:00000016 r5:c1a277ac r4:c2bfe000 # [ 334.394298] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 334.403564] r10:00000017 r9:00000037 r8:c2bfff60 r7:00000017 r6:c15ec380 r5:c1ad39e8 # [ 334.411683] r4:c2bfe000 # [ 334.414493] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 334.424461] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 334.434953] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 334.444466] r4:c5c2b000 # [ 334.447274] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 334.455580] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 334.463790] r9:c2bfff60 r8:c3b0a180 r7:00000017 r6:b6dea000 r5:c599e500 r4:c0c68358 # [ 334.471836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 334.479959] r9:c2bfe000 r8:c2bfff60 r7:c2905000 r6:b6dea000 r5:c07f0390 r4:c599e500 # [ 334.488004] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 334.495430] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c2bfe000 r5:c599e500 # [ 334.503547] r4:c599e500 # [ 334.506357] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 334.513784] r9:c2bfe000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 334.521828] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 334.529688] Exception stack(0xc2bfffa8 to 0xc2bffff0) # [ 334.535023] ffa0: 00000017 00000017 00000001 b6dea000 00000017 00000001 # [ 334.543503] ffc0: 00000017 00000017 7ff00000 00000004 00000001 b6dea000 00020000 004efe38 # [ 334.551977] ffe0: 00000004 bead37e8 b6eb033b b6e29616 # [ 334.557423] irq event stamp: 0 # [ 334.560765] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 334.566507] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 334.574353] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 334.582117] softirqs last disabled at (0): [<00000000>] 0x0 # [ 334.587904] ---[ end trace fd86d84e67c1db3d ]--- # [ 334.592850] 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 <6>[ 335.462485] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <6>[ 335.468230] lkdtm: attempting bad refcount_inc_not_zero() from saturated <4>[ 335.475450] ------------[ cut here ]------------ <4>[ 335.480230] WARNING: CPU: 1 PID: 3046 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 335.488942] refcount_t: saturated; leaking memory. <4>[ 335.493924] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 335.533105] CPU: 1 PID: 3046 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 335.541036] Hardware name: STM32 (Device Tree Support) <4>[ 335.546452] Backtrace: <4>[ 335.549183] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 335.557039] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 335.562986] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 335.570596] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 335.577845] r9:c1a27784 r8:00000009 r7:00000013 r6:00000009 r5:c088451c r4:c1a277ac <4>[ 335.585888] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 335.593663] r7:c088451c r6:00000013 r5:c1a277ac r4:c5f18000 <4>[ 335.599612] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 335.608875] r10:00000020 r9:00000038 r8:c5f19f60 r7:00000020 r6:c15ec380 r5:c1ad3a00 <4>[ 335.616993] r4:c0000000 <4>[ 335.619806] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) <4>[ 335.630555] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x4c/0x84) <4>[ 335.642607] r5:c1ad3a00 r4:c5f18000 <4>[ 335.646470] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 335.656769] r4:c5aa8000 <4>[ 335.659578] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 335.667885] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 335.676096] r9:c5f19f60 r8:c3b0a180 r7:00000020 r6:b6e39000 r5:c5804640 r4:c0c68358 <4>[ 335.684142] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 335.692267] r9:c5f18000 r8:c5f19f60 r7:c2905000 r6:b6e39000 r5:c07f0390 r4:c5804640 <4>[ 335.700311] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 335.707737] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c5f18000 r5:c5804640 <4>[ 335.715854] r4:c5804640 <4>[ 335.718664] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 335.726091] r9:c5f18000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 335.734135] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 335.741991] Exception stack(0xc5f19fa8 to 0xc5f19ff0) <4>[ 335.747328] 9fa0: 00000020 00000020 00000001 b6e39000 00000020 00000001 <4>[ 335.755807] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e39000 00020000 004afe38 <4>[ 335.764281] 9fe0: 00000004 be8f17e8 b6eff33b b6e78616 <4>[ 335.769699] irq event stamp: 0 <4>[ 335.772957] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 335.778808] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 335.786708] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 335.794506] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 335.800320] ---[ end trace fd86d84e67c1db3e ]--- <6>[ 335.805113] lkdtm: Saturation detected: still saturated # [ 335.462485] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 335.468230] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 335.475450] ------------[ cut here ]------------ # [ 335.480230] WARNING: CPU: 1 PID: 3046 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 335.488942] refcount_t: saturated; leaking memory. # [ 335.493924] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 335.533105] CPU: 1 PID: 3046 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 335.541036] Hardware name: STM32 (Device Tree Support) # [ 335.546452] Backtrace: # [ 335.549183] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 335.557039] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 335.562986] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 335.570596] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 335.577845] r9:c1a27784 r8:00000009 r7:00000013 r6:00000009 r5:c088451c r4:c1a277ac # [ 335.585888] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 335.593663] r7:c088451c r6:00000013 r5:c1a277ac r4:c5f18000 # [ 335.599612] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 335.608875] r10:00000020 r9:00000038 r8:c5f19f60 r7:00000020 r6:c15ec380 r5:c1ad3a00 # [ 335.616993] r4:c0000000 # [ 335.619806] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) # [ 335.630555] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x4c/0x84) # [ 335.642607] r5:c1ad3a00 r4:c5f18000 # [ 335.646470] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 335.656769] r4:c5aa8000 # [ 335.659578] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 335.667885] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 335.676096] r9:c5f19f60 r8:c3b0a180 r7:00000020 r6:b6e39000 r5:c5804640 r4:c0c68358 # [ 335.684142] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 335.692267] r9:c5f18000 r8:c5f19f60 r7:c2905000 r6:b6e39000 r5:c07f0390 r4:c5804640 # [ 335.700311] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 335.707737] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c5f18000 r5:c5804640 # [ 335.715854] r4:c5804640 # [ 335.718664] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 335.726091] r9:c5f18000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 335.734135] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 335.741991] Exception stack(0xc5f19fa8 to 0xc5f19ff0) # [ 335.747328] 9fa0: 00000020 00000020 00000001 b6e39000 00000020 00000001 # [ 335.755807] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e39000 00020000 004afe38 # [ 335.764281] 9fe0: 00000004 be8f17e8 b6eff33b b6e78616 # [ 335.769699] irq event stamp: 0 # [ 335.772957] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 335.778808] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 335.786708] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 335.794506] softirqs last disabled at (0): [<00000000>] 0x0 # [ 335.800320] ---[ end trace fd86d84e67c1db3e ]--- # [ 335.805113] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL] not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh <6>[ 336.698146] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 336.704051] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 336.711069] ------------[ cut here ]------------ <4>[ 336.715799] WARNING: CPU: 0 PID: 3081 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 336.724607] refcount_t: saturated; leaking memory. <4>[ 336.729648] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 336.768738] CPU: 0 PID: 3081 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 336.776695] Hardware name: STM32 (Device Tree Support) <4>[ 336.782112] Backtrace: <4>[ 336.784838] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 336.792696] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 336.798643] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 336.806251] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 336.813500] r9:c1a27784 r8:00000009 r7:00000013 r6:00000009 r5:c088451c r4:c1a277ac <4>[ 336.821545] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 336.829318] r7:c088451c r6:00000013 r5:c1a277ac r4:c6830000 <4>[ 336.835266] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 336.844530] r10:00000020 r9:00000039 r8:c6831f60 r7:00000020 r6:c15ec380 r5:c1ad3a20 <4>[ 336.852649] r4:c0000000 <4>[ 336.855460] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) <4>[ 336.866212] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x4c/0x84) <4>[ 336.878262] r5:c1ad3a20 r4:c6830000 <4>[ 336.882124] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 336.892422] r4:c5c2c000 <4>[ 336.895231] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 336.903537] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 336.911747] r9:c6831f60 r8:c3b0a180 r7:00000020 r6:b6ddc000 r5:c5dba3c0 r4:c0c68358 <4>[ 336.919794] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 336.927918] r9:c6830000 r8:c6831f60 r7:c2905000 r6:b6ddc000 r5:c07f0390 r4:c5dba3c0 <4>[ 336.935962] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 336.943390] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c6830000 r5:c5dba3c0 <4>[ 336.951509] r4:c5dba3c0 <4>[ 336.954318] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 336.961746] r9:c6830000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 336.969791] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 336.977648] Exception stack(0xc6831fa8 to 0xc6831ff0) <4>[ 336.982987] 1fa0: 00000020 00000020 00000001 b6ddc000 00000020 00000001 <4>[ 336.991466] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6ddc000 00020000 0046fe38 <4>[ 336.999941] 1fe0: 00000004 be82f7e8 b6ea233b b6e1b616 <4>[ 337.005388] irq event stamp: 0 <4>[ 337.008617] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 337.014571] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 337.022376] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 337.030159] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 337.035880] ---[ end trace fd86d84e67c1db3f ]--- <6>[ 337.040846] lkdtm: Saturation detected: still saturated # [ 336.698146] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 336.704051] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 336.711069] ------------[ cut here ]------------ # [ 336.715799] WARNING: CPU: 0 PID: 3081 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 336.724607] refcount_t: saturated; leaking memory. # [ 336.729648] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes # [ 336.768738] CPU: 0 PID: 3081 Comm: cat Tainted: G D W 5.10.228-cip53 #1 # [ 336.776695] Hardware name: STM32 (Device Tree Support) # [ 336.782112] Backtrace: # [ 336.784838] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 336.792696] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 # [ 336.798643] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 336.806251] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 336.813500] r9:c1a27784 r8:00000009 r7:00000013 r6:00000009 r5:c088451c r4:c1a277ac # [ 336.821545] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 336.829318] r7:c088451c r6:00000013 r5:c1a277ac r4:c6830000 # [ 336.835266] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 336.844530] r10:00000020 r9:00000039 r8:c6831f60 r7:00000020 r6:c15ec380 r5:c1ad3a20 # [ 336.852649] r4:c0000000 # [ 336.855460] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) # [ 336.866212] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x4c/0x84) # [ 336.878262] r5:c1ad3a20 r4:c6830000 # [ 336.882124] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 336.892422] r4:c5c2c000 # [ 336.895231] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 336.903537] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 336.911747] r9:c6831f60 r8:c3b0a180 r7:00000020 r6:b6ddc000 r5:c5dba3c0 r4:c0c68358 # [ 336.919794] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 336.927918] r9:c6830000 r8:c6831f60 r7:c2905000 r6:b6ddc000 r5:c07f0390 r4:c5dba3c0 # [ 336.935962] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 336.943390] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c6830000 r5:c5dba3c0 # [ 336.951509] r4:c5dba3c0 # [ 336.954318] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 336.961746] r9:c6830000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 336.969791] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 336.977648] Exception stack(0xc6831fa8 to 0xc6831ff0) # [ 336.982987] 1fa0: 00000020 00000020 00000001 b6ddc000 00000020 00000001 # [ 336.991466] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6ddc000 00020000 0046fe38 # [ 336.999941] 1fe0: 00000004 be82f7e8 b6ea233b b6e1b616 # [ 337.005388] irq event stamp: 0 # [ 337.008617] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 337.014571] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 337.022376] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 337.030159] softirqs last disabled at (0): [<00000000>] 0x0 # [ 337.035880] ---[ end trace fd86d84e67c1db3f ]--- # [ 337.040846] 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 <6>[ 337.944690] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 337.950645] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 337.957423] ------------[ cut here ]------------ <4>[ 337.962490] WARNING: CPU: 0 PID: 3119 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 337.971244] refcount_t: underflow; use-after-free. <4>[ 337.976217] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_stm32_sai_sub snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 etnaviv sha256_generic stm_drm gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 338.015385] CPU: 0 PID: 3119 Comm: cat Tainted: G D W 5.10.228-cip53 #1 <4>[ 338.023337] Hardware name: STM32 (Device Tree Support) <4>[ 338.028754] Backtrace: <4>[ 338.031483] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 338.039340] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1d198 <4>[ 338.045288] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 338.052896] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 338.060146] r9:c1a277e8 r8:00000009 r7:0000001c r6:00000009 r5:c08845b8 r4:c1a277ac <4>[ 338.068191] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 338.075965] r7:c08845b8 r6:0000001c r5:c1a277ac r4:c2b20000 <4>[ 338.081918] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 338.091267] r10:00000020 r9:0000003a r8:c2b21f60 r7:00000020 r6:c15ec380 r5:c1ad3a40 <4>[ 338.099387] r4:c2b20000 <4>[ 338.102200] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) <4>[ 338.112953] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x4c/0x84) <4>[ 338.125021] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 338.135321] r4:c5c2c000 <4>[ 338.138132] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 338.146437] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 338.154650] r9:c2b21f60 r8:c3b0a180 r7:00000020 r6:b6e31000 r5:c5dba3c0 r4:c0c68358 <4>[ 338.162698] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 338.170822] r9:c2b20000 r8:c2b21f60 r7:c2905000 r6:b6e31000 r5:c07f0390 r4:c5dba3c0 <4>[ 338.178867] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 338.186295] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c2b20000 r5:c5dba3c0 <4>[ 338.194414] r4:c5dba3c0 <4>[ 338.197224] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 338.204654] r9:c2b20000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 338.212700] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 338.220558] Exception stack(0xc2b21fa8 to 0xc2b21ff0) <4>[ 338.225898] 1fa0: 00000020 00000020 00000001 b6e31000 00000020 00000001 <4>[ 338.234379] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e31000 00020000 004ffe38 <4>[ 338.242854] 1fe0: 00000004 bed0d7e8 b6ef733b b6e70616 <4>[ 338.248305] irq event stamp: 0 <4>[ 338.251613] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 338.257384] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 338.265302] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 338.273075] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 338.278796] ---[ end trace fd86d84e67c1db40 ]--- <6>[ 338.283761] lkdtm: Saturation detected: still saturated #