Trying 192.168.56.4... 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 *** Unhandled DHCP Option in OFFER/ACK: 42 *** Unhandled DHCP Option in OFFER/ACK: 42 DHCP client bound to address 192.168.56.199 (3824 ms) STM32MP> setenv serverip 192.168.56.193 setenv serverip 192.168.56.193 STM32MP> tftp 0xc2000000 354367/tftp-deploy-g2mj6h14/kernel/uImage tftp 0xc2000000 354367/tftp-deploy-g2mj6h14/kernel/uImage Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.199 Filename '354367/tftp-deploy-g2mj6h14/kernel/uImage'. Load address: 0xc2000000 Loading: *################################################## 12 MiB 18 MiB/s done Bytes transferred = 12563008 (bfb240 hex) STM32MP> tftp 0xc4400000 354367/tftp-deploy-g2mj6h14/ramdisk/ramdisk.cpio.gz.uboot tftp 0xc4400000 354367/tftp-deploy-g2mj6h14/ramdisk/ramdisk.cpio.gz.uboot Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.199 Filename '354367/tftp-deploy-g2mj6h14/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0xc4400000 Loading: *################################################## 15.4 MiB 17.7 MiB/s done Bytes transferred = 16101069 (f5aecd hex) STM32MP> setenv initrd_size ${filesize} setenv initrd_size ${filesize} STM32MP> tftp 0xc4000000 354367/tftp-deploy-g2mj6h14/dtb/stm32mp157a-dhcor-avenger96.dtb tftp 0xc4000000 354367/tftp-deploy-g2mj6h14/dtb/stm32mp157a-dhcor-avenger96.dtb Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.199 Filename '354367/tftp-deploy-g2mj6h14/dtb/stm32mp157a-dhcor-avenger96.dtb'. Load address: 0xc4000000 Loading: *################################################## 56.3 KiB 11 MiB/s done Bytes transferred = 57690 (e15a hex) STM32MP> setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.193:/var/lib/lava/dispatcher/tmp/354367/extract-nfsrootfs-cterd2nc,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.193:/var/lib/lava/dispatcher/tmp/354367/extract-nfsrootfs-cterd2nc,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: 2024-06-06 1:04:22 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 12562944 Bytes = 12 MiB Load Address: c2000000 Entry Point: c2000000 Verifying Checksum ... OK ## Loading init Ramdisk from Legacy Image at c4400000 ... Image Name: Created: 2024-06-06 1:04:29 UTC Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 16101005 Bytes = 15.4 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 5.10.218-cip49 (KernelCI@build-j218896-arm-gcc-10-multi-v7-defconfig-kselftest-wx6h4) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Jun 5 23:57:19 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=192.168.56.193:/var/lib/lava/dispatcher/tmp/354367/extract-nfsrootfs-cterd2nc,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:off, heap alloc:off, heap free:off <6>[ 0.000000] Memory: 920792K/1048572K available (17408K kernel code, 2714K rwdata, 8152K rodata, 2048K init, 6693K bss, 62244K 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 56170 entries in 165 pages <6>[ 0.000000] ftrace: allocated 165 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>[ 0.000013] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns <6>[ 0.000057] Switching to timer-based delay loop, resolution 41ns <6>[ 0.014919] Console: colour dummy device 80x30 <4>[ 0.015024] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.015069] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.015110] ... MAX_LOCK_DEPTH: 48 <4>[ 0.015151] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.015191] ... CLASSHASH_SIZE: 4096 <4>[ 0.015232] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.015272] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.015312] ... CHAINHASH_SIZE: 32768 <4>[ 0.015353] memory used by lock dependency info: 4061 kB <4>[ 0.015393] memory used for stack traces: 2112 kB <4>[ 0.015434] per task-struct memory footprint: 1536 bytes <6>[ 0.015568] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) <6>[ 0.015643] CPU: Testing write buffer coherency: ok <6>[ 0.015870] pid_max: default: 32768 minimum: 301 <6>[ 0.016360] LSM: Security Framework initializing <6>[ 0.016525] LSM support for eBPF active <6>[ 0.016716] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.016780] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.021741] CPU0: update cpu_capacity 1024 <6>[ 0.021808] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.026995] Setting up static identity map for 0xc0300000 - 0xc03000ac <6>[ 0.031931] rcu: Hierarchical SRCU implementation. <6>[ 0.048635] EFI services will not be available. <6>[ 0.050032] smp: Bringing up secondary CPUs ... <6>[ 0.053982] CPU1: update cpu_capacity 1024 <6>[ 0.054006] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.055492] smp: Brought up 1 node, 2 CPUs <6>[ 0.055587] SMP: Total of 2 processors activated (96.00 BogoMIPS). <6>[ 0.055629] CPU: All CPU(s) started in SVC mode. <6>[ 0.059093] devtmpfs: initialized <6>[ 0.179638] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 <6>[ 0.183148] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.183264] futex hash table entries: 512 (order: 3, 32768 bytes, linear) <6>[ 0.189077] pinctrl core: initialized pinctrl subsystem <6>[ 0.199671] DMI not present or invalid. <6>[ 0.203087] NET: Registered protocol family 16 <6>[ 0.216656] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.231480] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.233218] cpuidle: using governor menu <6>[ 0.234055] No ATAGs? <6>[ 0.234592] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. <6>[ 0.234700] hw-breakpoint: maximum watchpoint size is 8 bytes. <6>[ 0.247878] Serial: AMBA PL011 UART driver <6>[ 0.459846] /soc/interrupt-controller@5000d000: bank0 <6>[ 0.459963] /soc/interrupt-controller@5000d000: bank1 <6>[ 0.460030] /soc/interrupt-controller@5000d000: bank2 <6>[ 0.491557] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added <6>[ 0.498233] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added <6>[ 0.504932] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added <6>[ 0.511671] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added <6>[ 0.518284] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added <6>[ 0.524958] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added <6>[ 0.531675] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added <6>[ 0.538248] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added <6>[ 0.544908] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added <6>[ 0.546456] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized <6>[ 0.558720] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added <6>[ 0.558850] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized <6>[ 0.644644] Kprobes globally optimized <3>[ 0.686908] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517 <6>[ 0.699646] iommu: Default domain type: Translated <6>[ 0.702052] vgaarb: loaded <5>[ 0.707455] SCSI subsystem initialized <6>[ 0.710644] usbcore: registered new interface driver usbfs <6>[ 0.711104] usbcore: registered new interface driver hub <6>[ 0.711396] usbcore: registered new device driver usb <6>[ 0.717385] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.717445] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.717578] PTP clock support registered <6>[ 0.735467] clocksource: Switched to clocksource arch_sys_counter <6>[ 3.083124] NET: Registered protocol family 2 <6>[ 3.084045] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 3.088714] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 3.088972] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 3.089279] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 3.091220] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 3.092667] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 3.093193] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.093560] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.094589] NET: Registered protocol family 1 <6>[ 3.099505] RPC: Registered named UNIX socket transport module. <6>[ 3.099638] RPC: Registered udp transport module. <6>[ 3.099687] RPC: Registered tcp transport module. <6>[ 3.099733] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 3.099814] NET: Registered protocol family 44 <6>[ 3.099904] PCI: CLS 0 bytes, default 64 <6>[ 3.102687] Trying to unpack rootfs image as initramfs... <6>[ 5.605013] Freeing initrd memory: 15724K <6>[ 5.608106] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available <5>[ 5.617368] Initialise system trusted keyrings <6>[ 5.618836] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 5.687283] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 5.692386] NFS: Registering the id_resolver key type <5>[ 5.692670] Key type id_resolver registered <5>[ 5.692794] Key type id_legacy registered <6>[ 5.693695] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 5.693837] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 5.694134] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 5.697448] Key type asymmetric registered <5>[ 5.697671] Asymmetric key parser 'x509' registered <6>[ 5.698285] bounce: pool size: 64 pages <6>[ 5.698522] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 5.698669] io scheduler mq-deadline registered <6>[ 5.698727] io scheduler kyber registered <4>[ 5.700043] test_firmware: interface ready <6>[ 6.188898] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.211254] SuperH (H)SCI(F) driver initialized <6>[ 6.215261] msm_serial: driver initialized <6>[ 6.216335] STMicroelectronics ASC driver initialized <6>[ 6.222208] STM32 USART driver initialized <6>[ 6.225256] stm32-usart 4000e000.serial: rx dma alloc failed <6>[ 6.225526] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma) <6>[ 6.225598] stm32-usart 4000e000.serial: tx dma alloc failed <6>[ 6.225647] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma) <6>[ 6.225919] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart <6>[ 6.227702] serial serial0: tty port ttySTM2 registered <6>[ 6.231145] stm32-usart 40010000.serial: rx dma alloc failed <6>[ 6.231207] stm32-usart 40010000.serial: interrupt mode used for rx (no dma) <6>[ 6.231267] stm32-usart 40010000.serial: tx dma alloc failed <6>[ 6.231314] stm32-usart 40010000.serial: interrupt mode used for tx (no dma) <6>[ 6.231450] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart <6>[ 7.278049] printk: console [ttySTM0] enabled <6>[ 7.288146] stm32-usart 40018000.serial: rx dma alloc failed <6>[ 7.292701] stm32-usart 40018000.serial: interrupt mode used for rx (no dma) <6>[ 7.300165] stm32-usart 40018000.serial: tx dma alloc failed <6>[ 7.306039] stm32-usart 40018000.serial: interrupt mode used for tx (no dma) <6>[ 7.313360] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart <6>[ 7.351673] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <5>[ 7.354081] random: crng init done <6>[ 7.429884] brd: module loaded <6>[ 7.489077] loop: module loaded <6>[ 7.495506] lkdtm: No crash points registered, enable through debugfs <6>[ 7.570556] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.579440] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.583256] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.589927] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.595125] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.616327] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found <6>[ 7.621650] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found <6>[ 7.628851] stm32-dwmac 5800a000.ethernet: PTP uses main clock <6>[ 7.634053] stm32-dwmac 5800a000.ethernet: no reset control found <6>[ 7.642955] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42 <6>[ 7.648972] stm32-dwmac 5800a000.ethernet: DWMAC4/5 <6>[ 7.654027] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported <6>[ 7.661731] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported <6>[ 7.669318] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported <6>[ 7.676430] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported <6>[ 7.683282] stm32-dwmac 5800a000.ethernet: TSO supported <6>[ 7.688576] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer <6>[ 7.696695] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2) <6>[ 7.703414] stm32-dwmac 5800a000.ethernet: TSO feature enabled <6>[ 7.709594] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width <6>[ 7.794012] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.800717] usbcore: registered new interface driver pegasus <6>[ 7.806777] usbcore: registered new interface driver asix <6>[ 7.812085] usbcore: registered new interface driver ax88179_178a <6>[ 7.818552] usbcore: registered new interface driver cdc_ether <6>[ 7.824642] usbcore: registered new interface driver smsc75xx <6>[ 7.830791] usbcore: registered new interface driver smsc95xx <6>[ 7.836701] usbcore: registered new interface driver net1080 <6>[ 7.842559] usbcore: registered new interface driver cdc_subset <6>[ 7.848815] usbcore: registered new interface driver zaurus <6>[ 7.854688] usbcore: registered new interface driver cdc_ncm <6>[ 7.872507] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.878187] ehci-pci: EHCI PCI platform driver <6>[ 7.882885] ehci-platform: EHCI generic platform driver <6>[ 7.890368] ehci-orion: EHCI orion driver <6>[ 7.894035] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.898420] ehci-st: EHCI STMicroelectronics driver <6>[ 7.903340] ehci-exynos: EHCI Exynos driver <6>[ 7.907910] ehci-atmel: EHCI Atmel driver <6>[ 7.912040] tegra-ehci: Tegra EHCI driver <6>[ 7.916475] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.922239] ohci-pci: OHCI PCI platform driver <6>[ 7.927188] ohci-platform: OHCI generic platform driver <6>[ 7.933127] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.937410] ohci-st: OHCI STMicroelectronics driver <6>[ 7.942414] ohci-atmel: OHCI Atmel driver <6>[ 7.949717] usbcore: registered new interface driver usb-storage <3>[ 7.977296] stm32_rtc 5c004000.rtc: IRQ index 1 not found <4>[ 7.981566] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6 <6>[ 7.993567] stm32_rtc 5c004000.rtc: registered as rtc0 <6>[ 7.997891] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:26 UTC (946684826) <4>[ 8.008464] stm32_rtc 5c004000.rtc: Date/Time must be initialized <6>[ 8.013426] stm32_rtc 5c004000.rtc: registered rev:1.2 <6>[ 8.024752] i2c /dev entries driver <6>[ 8.061629] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter <6>[ 8.092920] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter <6>[ 8.133638] stpmic1 2-0033: PMIC Chip Version: 0x10 <6>[ 8.163675] vddcore: supplied by regulator-dummy <6>[ 8.174264] vdd_ddr: supplied by regulator-dummy <6>[ 8.183959] vdd: supplied by regulator-dummy <6>[ 8.193159] v3v3: supplied by regulator-dummy <6>[ 8.201751] vdda: Bringing 1800000uV into 2900000-2900000uV <6>[ 8.208958] vdda: supplied by v3v3 <6>[ 8.217081] v2v8: Bringing 1800000uV into 2800000-2800000uV <6>[ 8.224099] v2v8: supplied by v3v3 <6>[ 8.230488] vtt_ddr: supplied by vdd_ddr <6>[ 8.240417] vdd_usb: supplied by regulator-dummy <6>[ 8.246916] vdd_sd: supplied by v3v3 <6>[ 8.256277] v1v8: Bringing 1000000uV into 1800000-1800000uV <6>[ 8.263227] v1v8: supplied by v3v3 <6>[ 8.268354] vref_ddr: supplied by regulator-dummy <6>[ 8.279648] bst_out: supplied by regulator-dummy <6>[ 8.287745] vbus_otg: supplied by bst_out <6>[ 8.295092] vbus_sw: supplied by bst_out <6>[ 8.315693] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0 <4>[ 8.334938] at24 2-0053: supply vcc not found, using dummy regulator <6>[ 8.344601] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write <6>[ 8.350891] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter <6>[ 8.391551] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully <6>[ 8.431852] sdhci: Secure Digital Host Controller Interface driver <6>[ 8.437035] sdhci: Copyright(c) Pierre Ossman <6>[ 8.451812] Synopsys Designware Multimedia Card Interface Driver <6>[ 8.454145] mmci-pl18x 58005000.sdmmc: Got CD GPIO <6>[ 8.463021] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 8.467737] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio) <6>[ 8.471212] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio) <6>[ 8.497724] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 8.506737] usbcore: registered new interface driver usbhid <6>[ 8.511179] usbhid: USB HID core driver <6>[ 8.540100] netem: version 1.3 <6>[ 8.542396] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 8.552256] IPv4 over IPsec tunneling driver <6>[ 8.564240] NET: Registered protocol family 10 <4>[ 8.564439] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) <6>[ 8.577669] mmc0: new high speed SDXC card at address e624 <6>[ 8.581025] Segment Routing with IPv6 <6>[ 8.587155] mmcblk0: mmc0:e624 SD64G 59.5 GiB <6>[ 8.595020] NET: Registered protocol family 17 <4>[ 8.599421] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.605048] 8021q: 802.1Q VLAN Support v1.8 <5>[ 8.610507] Key type dns_resolver registered <4>[ 8.610521] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.619922] ThumbEE CPU extension supported. <5>[ 8.624077] Registering SWP/SWPB emulation handler <5>[ 8.631469] Loading compiled-in X.509 certificates <4>[ 8.635945] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) <4>[ 8.645280] mmc1: queuing unknown CIS tuple 0x80 (6 bytes) <6>[ 8.742751] mmc1: new high speed SDIO card at address 0001 <6>[ 8.896003] stm32-dma 48000000.dma-controller: STM32 DMA driver registered <6>[ 8.912684] stm32-dma 48001000.dma-controller: STM32 DMA driver registered <6>[ 8.938256] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered <6>[ 8.948109] buck-io: supplied by vdd <6>[ 8.953238] usb33: supplied by vdd_usb <6>[ 8.964451] reg11: supplied by buck-io <6>[ 8.969244] reg18: supplied by buck-io <6>[ 8.977241] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0 <4>[ 9.009671] GPT:Primary header thinks Alt. header is not at the end of the disk. <6>[ 9.015311] spi-nor spi0.0: w25q16dw (2048 Kbytes) <4>[ 9.016164] GPT:3204245 != 124735487 <4>[ 9.025035] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.031374] GPT:3204245 != 124735487 <4>[ 9.035103] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.040810] mmcblk0: p1 p2 p3 p4 <4>[ 9.064544] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator <4>[ 9.072412] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator <6>[ 9.224442] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM <6>[ 9.234892] dwc2 49000000.usb-otg: DWC OTG Controller <6>[ 9.239581] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1 <6>[ 9.246796] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000 <6>[ 9.261974] hub 1-0:1.0: USB hub found <6>[ 9.265275] hub 1-0:1.0: 1 port detected <6>[ 9.295485] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller <6>[ 9.300690] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2 <6>[ 9.310599] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000 <6>[ 9.345608] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00 <6>[ 9.357752] hub 2-0:1.0: USB hub found <6>[ 9.360716] hub 2-0:1.0: 2 ports detected <6>[ 9.382677] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio) <6>[ 9.524649] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL) <6>[ 9.540316] dwmac4: Master AXI performs any burst length <6>[ 9.544515] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found <6>[ 9.655682] usb 2-1: new high-speed USB device number 2 using ehci-platform <6>[ 9.752437] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported <6>[ 9.761922] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock <6>[ 9.775675] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode <6>[ 9.783207] mmc2: new DDR MMC card at address 0001 <6>[ 9.791626] mmcblk2: mmc2:0001 DG4008 7.28 GiB <6>[ 9.791671] 8021q: adding VLAN 0 to HW filter on device eth0 <6>[ 9.796239] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB <4>[ 9.801068] stm32-dwmac 5800a000.ethernet eth0: Adding VLAN ID 0 is not supported <6>[ 9.808387] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB <6>[ 9.822911] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0) <4>[ 9.843675] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 9.850094] GPT:3145727 != 15273599 <4>[ 9.853707] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.860073] GPT:3145727 != 15273599 <4>[ 9.863743] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.869372] mmcblk2: p1 p2 p3 p4 <6>[ 9.872866] hub 2-1:1.0: USB hub found <6>[ 9.877405] hub 2-1:1.0: 3 ports detected <6>[ 17.129264] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 17.137314] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 17.165583] Sending DHCP requests ..., OK <6>[ 24.128646] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.199 <6>[ 24.136926] IP-Config: Complete: <6>[ 24.140245] device=eth0, hwaddr=80:1f:12:cc:2a:a4, ipaddr=192.168.56.199, mask=255.255.255.0, gw=192.168.56.254 <6>[ 24.151138] host=192.168.56.199, domain=mayfield.sirena.org.uk, nis-domain=(none) <6>[ 24.159342] bootserver=192.168.56.254, rootserver=192.168.56.193, rootpath= <6>[ 24.159372] nameserver0=192.168.56.254 <6>[ 24.171405] ntpserver0=50.205.244.22, ntpserver1=85.199.214.99 <6>[ 24.179138] clk: Disabling unused clocks <6>[ 24.267612] Freeing unused kernel memory: 2048K <6>[ 24.276519] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 34.989703] Bluetooth: Core ver 2.22 <6>[ 34.992482] NET: Registered protocol family 31 <6>[ 34.996969] Bluetooth: HCI device and connection manager initialized <6>[ 35.003887] Bluetooth: HCI socket layer initialized <6>[ 35.008857] Bluetooth: L2CAP socket layer initialized <6>[ 35.014481] Bluetooth: SCO socket layer initialized <6>[ 35.146204] Bluetooth: HCI UART driver ver 2.3 <6>[ 35.149526] Bluetooth: HCI UART protocol H4 registered <6>[ 35.156509] Bluetooth: HCI UART protocol Broadcom registered <4>[ 35.157702] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator <4>[ 35.196624] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator <5>[ 35.253234] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 35.674755] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv]) <6>[ 35.680806] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652 <6>[ 35.748104] Bluetooth: hci0: BCM: chip id 107 <6>[ 35.752642] Bluetooth: hci0: BCM: features 0x2f <6>[ 35.766326] Bluetooth: hci0: BCM4345C0 <6>[ 35.769037] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000 <3>[ 35.778822] Bluetooth: hci0: BCM: firmware Patch file not found, tried: <3>[ 35.784325] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd' <3>[ 35.789875] Bluetooth: hci0: BCM: 'brcm/BCM.hcd' <6>[ 35.808133] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS <6>[ 35.914802] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 2 <5>[ 36.447190] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 36.499962] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 36.518683] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 36.526685] cfg80211: failed to load regulatory.db <6>[ 36.669493] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 1 <6>[ 36.683490] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 36.698942] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 36.788053] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 <4>[ 36.799294] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2 <3>[ 37.836644] 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 complete (dhcp from 192.168.56.254): address: 192.168.56.199 broadcast: 192.168.56.255 netmask: 255.255.255.0 gateway: 192.168.56.254 dns0 : 192.168.56.254 dns1 : 0.0.0.0 domain : mayfield.sirena.org.uk rootserver: 192.168.56.254 rootpath: filename : done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. <30>[ 55.012272] systemd[1]: System time before build time, advancing clock. <30>[ 55.404625] 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>[ 55.440257] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m! <30>[ 55.506859] systemd[1]: Hostname set to . <30>[ 59.064146] systemd[1]: Queued start job for default target graphical.target. <30>[ 59.092867] 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>[ 59.142008] 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>[ 59.191894] 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>[ 59.240427] 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>[ 59.289184] 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>[ 59.338460] 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>[ 59.386996] 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>[ 59.406029] systemd[1]: Expecting device dev-ttySTM0.device - /dev/ttySTM0... Expecting device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0... <30>[ 59.446239] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes. <30>[ 59.486477] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes. <30>[ 59.536699] systemd[1]: Reached target paths.target - Path Units. [[0;32m OK [0m] Reached target [0;1;39mpaths.target[0m - Path Units. <30>[ 59.576434] 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>[ 59.616299] systemd[1]: Reached target slices.target - Slice Units. [[0;32m OK [0m] Reached target [0;1;39mslices.target[0m - Slice Units. <30>[ 59.656509] systemd[1]: Reached target swap.target - Swaps. [[0;32m OK [0m] Reached target [0;1;39mswap.target[0m - Swaps. <30>[ 59.696508] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes. <30>[ 59.738936] 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>[ 59.860200] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 59.881058] 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>[ 59.931352] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket. <30>[ 59.981604] 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>[ 60.035605] 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>[ 60.079999] 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>[ 60.129166] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages). <30>[ 60.144715] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue). <30>[ 60.176145] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System... <30>[ 60.236210] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System... <30>[ 60.309895] 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>[ 60.361885] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs... <30>[ 60.470477] 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>[ 60.556386] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm... <30>[ 60.640640] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 60.706516] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse... <30>[ 60.777114] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... <30>[ 60.873325] systemd[1]: Starting systemd-journald.service - Journal Service... Starting [0;1;3<6>[ 60.908636] fuse: init (API version 7.32) 9msystemd-journald.service[0m - Journal Service... <30>[ 60.987951] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules... <30>[ 61.068023] 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>[ 61.165245] 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>[ 61.318492] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 61.450051] 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>[ 61.480435] 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>[ 61.528874] 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>[ 61.735283] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 61.772874] 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>[ 61.827210] systemd[1]: modprobe@dm_mod.service: Deactivated successfully. <30>[ 61.849263] 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>[ 61.926889] systemd[1]: modprobe@drm.service: Deactivated successfully. <30>[ 61.948624] 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>[ 61.997854] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. <30>[ 62.020272] 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>[ 62.067036] systemd[1]: modprobe@fuse.service: Deactivated successfully. <30>[ 62.108837] 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>[ 62.177939] systemd[1]: modprobe@loop.service: Deactivated successfully. <30>[ 62.200144] 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>[ 62.265835] 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>[ 62.335875] systemd[1]: Finished systemd-network-generator.service - Generate network units from Kernel command line. [[0;32m OK [0m] Finished [0;1;39msystemd-network-g…rk units from Kernel command line. <30>[ 62.415842] systemd[1]: Finished systemd-remount-fs.service - Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39msystemd-remount-f…ount Root and Kernel File Systems. <30>[ 62.482142] systemd[1]: Reached target network-pre.target - Preparation for Network. [[0;32m OK [0m] Reached target [0;1;39mnetwork-pre…get[0m - Preparation for Network. <30>[ 62.576629] systemd[1]: Mounting sys-fs-fuse-connections.mount - FUSE Control File System... Mounting [0;1;39msys-fs-fuse-conne…[0m - FUSE Control File System... <30>[ 62.647017] systemd[1]: Mounting sys-kernel-config.mount - Kernel Configuration File System... Mounting [0;1;39msys-kernel-config…ernel Configuration File System... <30>[ 62.726827] systemd[1]: systemd-firstboot.service - First Boot Wizard was skipped because of an unmet condition check (ConditionFirstBoot=yes). <30>[ 62.758155] systemd[1]: systemd-pstore.service - Platform Persistent Storage Archival was skipped because of an unmet condition check (ConditionDirectoryNotEmpty=/sys/fs/pstore). <30>[ 62.837729] systemd[1]: Starting systemd-random-seed.service - Load/Save Random Seed... Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed... <30>[ 62.877847] systemd[1]: systemd-repart.service - Repartition Root Disk was skipped because no trigger condition checks were met. <30>[ 62.957839] systemd[1]: Starting systemd-sysctl.service - Apply Kernel Variables... Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables... <30>[ 63.089837] systemd[1]: Starting systemd-sysusers.service - Create System Users... Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users... <30>[ 63.315023] 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] 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-sysctl.service[0m - Apply Kernel Variables. Starting [0;1;39msystemd-journal-f…h Journal to Persistent Storage... [[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... <46>[ 64.199460] systemd-journald[215]: Received client request to flush runtime journal. [[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... [[0m[0;31m* [0m] (1 of 4) Job systemd-udevd.service/start running (9s / 1min 36s) M [K[[0;1;31m*[0m[0;31m* [0m] (1 of 4) Job systemd-udevd.service/start running (10s / 1min 36s) M [K[[0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 4) Job systemd-udevd.service/start running (10s / 1min 36s) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 4) Job systemd-udev-trigger.s…ice/start running (11s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 4) Job systemd-udev-trigger.s…ice/start running (11s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 4) Job systemd-udev-trigger.s…ice/start running (12s / no limit) M [K[ [0;31m*[0;1;31m*[0m] (3 of 4) Job systemd-tmpfiles-setup…ice/start running (12s / no limit) M [K[ [0;31m*[0m] (3 of 4) Job systemd-tmpfiles-setup…ice/start running (13s / no limit) M [K[ [0;31m*[0;1;31m*[0m] (3 of 4) Job systemd-tmpfiles-setup…ice/start running (13s / no limit) M [K[[0;32m OK [0m] Started [0;1;39msystemd-udevd.serv…nager for Device Events and Files. [K[[0;32m OK [0m] Finished [0;1;39msystemd-udev-trig…e[0m - Coldplug All udev Devices. Starting [0;1;39msystemd-networkd.…ice[0m - Network Configuration... [ [0;31m*[0;1;31m*[0m[0;31m*[0m] (1 of 3) Job systemd-tmpfiles-setup…ice/start running (16s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 3) Job systemd-tmpfiles-setup…ice/start running (16s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 3) Job systemd-tmpfiles-setup…ice/start running (16s / no limit) M [K[[0;32m OK [0m] Finished [0;1;39msystemd-tmpfiles-…te Volatile Files and Directories. [K[[0;32m OK [0m] Started [0;1;39msystemd-networkd.service[0m - Network Configuration. [[0;31m*[0;1;31m*[0m[0;31m* [0m] Job dev-ttySTM0.device/start running (21s / 1min 30s) M [K[[0;32m OK [0m] Found device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0. [K[[0;32m OK [0m] Reached target [0;1;39mbluetooth.target[0m - Bluetooth Support. [[0;32m OK [0m] Reached target [0;1;39mnetwork.target[0m - Network. [[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... 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;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. Starting [0;1;39msystemd-rfkill.se…Load/Save RF Kill Switch Status... [[0;32m OK [0m] Finished [0;1;39msystemd-update-ut…cord System Boot/Shutdown in UTMP. [[0;32m OK [0m] Started [0;1;39msystemd-rfkill.ser…- Load/Save RF Kill Switch Status. [[0;32m OK [0m] Started [0;1;39msystemd-timesyncd.…0m - Network Time Synchronization. [[0;32m OK [0m] Reached target [0;1;39msysinit.target[0m - System Initialization. [[0;32m OK [0m] Started [0;1;39msystemd-tmpfiles-c… Cleanup of Temporary Directories. <46>[ 91.122490] systemd-journald[215]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation. <46>[ 91.141442] systemd-journald[215]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating. [[0;32m OK [0m] Reached target [0;1;39mtime-set.target[0m - System Time Set. [[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] 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-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] 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 5.10.218-cip49 #1 SMP Wed Jun 5 23:57:19 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/354367/extract-nfsrootfs-cterd2nc' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/354367/extract-nfsrootfs-cterd2nc' / # export NFS_SERVER_IP='192.168.56.193' export NFS_SERVER_IP='192.168.56.193' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-354367/environment . /lava-354367/environment / # /lava-354367/bin/lava-test-runner /lava-354367/0 /lava-354367/bin/lava-test-runner /lava-354367/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-354367/0/tests/0_timesync-off ++ cat uuid + UUID=354367_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-354367/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=354367_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/v5.10.218-cip49/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b stm32mp157a-dhcor-avenger96 -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2024-06-06 01:06:52-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49/arm/multi_v7_defconfig+kselftest/gcc-10/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: 1409108 (1.3M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 3%[ ] 49.92K 184KB/s kselftest_armhf.tar 15%[==> ] 215.85K 402KB/s kselftest_armhf.tar 64%[===========> ] 882.42K 1.07MB/s kselftest_armhf.tar 100%[===================>] 1.34M 1.59MB/s in 0.8s 2024-06-06 01:06:53 (1.59 MB/s) - 'kselftest_armhf.tar.gz' saved [1409108/1409108] 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>[ 213.332320] 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>[ 214.926448] lkdtm: Performing direct entry BUG <4>[ 214.930181] ------------[ cut here ]------------ <2>[ 214.934925] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 214.940427] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 214.945844] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 214.984896] CPU: 0 PID: 660 Comm: cat Not tainted 5.10.218-cip49 #1 <4>[ 214.991439] Hardware name: STM32 (Device Tree Support) <4>[ 214.996872] PC is at lkdtm_BUG+0x14/0x18 <4>[ 215.001054] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 215.005768] pc : [] lr : [] psr: a0080013 <4>[ 215.012320] sp : c4fd3e58 ip : c4fd3e68 fp : c4fd3e64 <4>[ 215.017824] r10: 00000004 r9 : c1ad6f34 r8 : c15ec020 <4>[ 215.023329] r7 : c4fd3f60 r6 : 00000004 r5 : c57a2000 r4 : 00000001 <4>[ 215.030143] r3 : c0c594a8 r2 : 7eae087d r1 : ef7955e0 r0 : c15ec028 <4>[ 215.036958] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 215.044383] Control: 10c5387d Table: c567806a DAC: 00000051 <0>[ 215.050414] Process cat (pid: 660, stack limit = 0xe826d0a6) <0>[ 215.056349] Stack: (0xc4fd3e58 to 0xc4fd4000) <0>[ 215.060982] 3e40: c4fd3e74 c4fd3e68 <0>[ 215.069461] 3e60: c0c58f3c c0c594b4 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c51923c0 <0>[ 215.077934] 3e80: b6e4c000 00000004 c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 <0>[ 215.086408] 3ea0: 00000000 c51923c0 b6e4c000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 <0>[ 215.094882] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 <0>[ 215.103355] 3ee0: b6e4c000 00020000 00000004 00000004 0001fffc c4fd3ee0 00000001 b6e4b000 <0>[ 215.111828] 3f00: c51928c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 215.120303] 3f20: 00000000 00000000 c13e36b0 7eae087d c206c220 c51923c0 c51923c0 c4fd2000 <0>[ 215.128777] 3f40: b6e4c000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 <0>[ 215.137250] 3f60: 00000000 00000000 c4fd3fac 7eae087d 00000004 00000004 7ff00000 00000004 <0>[ 215.145723] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 <0>[ 215.154195] 3fa0: c03000c0 c059ca34 00000004 00000004 00000001 b6e4c000 00000004 00000001 <0>[ 215.162668] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e4c000 00020000 004efe38 <0>[ 215.171142] 3fe0: 00000004 bef667e8 b6f1233b b6e8b616 60080030 00000001 00000000 00000000 <0>[ 215.179607] Backtrace: <0>[ 215.182328] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 215.190190] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 215.198491] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 215.206698] r9:c4fd3f60 r8:c3a55b40 r7:00000004 r6:b6e4c000 r5:c51923c0 r4:c0c5931c <0>[ 215.214740] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 215.222859] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e4c000 r5:c51923c0 r4:00000000 <0>[ 215.230899] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 215.238322] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c4fd2000 r5:c51923c0 <0>[ 215.246437] r4:c51923c0 <0>[ 215.249242] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 215.256667] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <0>[ 215.264707] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 215.272558] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) <0>[ 215.277891] 3fa0: 00000004 00000004 00000001 b6e4c000 00000004 00000001 <0>[ 215.286367] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e4c000 00020000 004efe38 <0>[ 215.294836] 3fe0: 00000004 bef667e8 b6f1233b b6e8b616 <0>[ 215.300170] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 215.306551] ---[ end trace c3c49dc6ed3a54b9 ]--- <3>[ 215.311438] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 215.320606] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 660, name: cat <4>[ 215.328551] INFO: lockdep is turned off. <4>[ 215.332744] irq event stamp: 1718 <4>[ 215.336337] hardirqs last enabled at (1717): [] console_unlock+0x4b0/0x6c0 <4>[ 215.344455] hardirqs last disabled at (1718): [] __und_svc+0x60/0x6c <4>[ 215.351969] softirqs last enabled at (1652): [] __do_softirq+0x36c/0x5a0 <4>[ 215.359918] softirqs last disabled at (1641): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 215.368041] CPU: 0 PID: 660 Comm: cat Tainted: G D 5.10.218-cip49 #1 <4>[ 215.375983] Hardware name: STM32 (Device Tree Support) <4>[ 215.381398] Backtrace: <4>[ 215.384118] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 215.391975] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d0d8 <4>[ 215.397920] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 215.405523] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 215.413554] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d3028 r4:c4fd2000 <4>[ 215.421593] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 215.429709] r6:00000000 r5:00000031 r4:c19d3028 <4>[ 215.434610] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 215.442637] r6:00000001 r5:c4fd2000 r4:c55e5e80 <4>[ 215.447539] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 215.455132] r8:0000000b r7:c1e1ca8c r6:ffffe000 r5:00000000 r4:c55e5e80 <4>[ 215.462123] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 215.469711] r7:c1e1ca8c <4>[ 215.472516] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 215.479939] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 215.487278] r10:00000004 r9:c4fd2000 r8:c15ec020 r7:00000000 r6:c4fd3dc8 r5:c0c594bc <4>[ 215.495393] r4:e7f001f2 <4>[ 215.498197] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 215.506400] Exception stack(0xc4fd3dc8 to 0xc4fd3e10) <4>[ 215.511734] 3dc0: c15ec028 ef7955e0 7eae087d c0c594a8 00000001 c57a2000 <4>[ 215.520208] 3de0: 00000004 c4fd3f60 c15ec020 c1ad6f34 00000004 c4fd3e64 c4fd3e68 c4fd3e58 <4>[ 215.528676] 3e00: c0c58f3c c0c594bc a0080013 ffffffff <4>[ 215.534005] r7:c4fd3dfc r6:ffffffff r5:a0080013 r4:c0c594c0 <4>[ 215.539950] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 215.547811] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 215.556112] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 215.564319] r9:c4fd3f60 r8:c3a55b40 r7:00000004 r6:b6e4c000 r5:c51923c0 r4:c0c5931c <4>[ 215.572357] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 215.580475] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e4c000 r5:c51923c0 r4:00000000 <4>[ 215.588513] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 215.595936] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c4fd2000 r5:c51923c0 <4>[ 215.604049] r4:c51923c0 <4>[ 215.606855] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 215.614278] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <4>[ 215.622314] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 215.630166] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) <4>[ 215.635500] 3fa0: 00000004 00000004 00000001 b6e4c000 00000004 00000001 <4>[ 215.643976] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e4c000 00020000 004efe38 <4>[ 215.652446] 3fe0: 00000004 bef667e8 b6f1233b b6e8b616 # Segmentation fault # [ 214.926448] lkdtm: Performing direct entry BUG # [ 214.930181] ------------[ cut here ]------------ # [ 214.934925] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 214.940427] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 214.945844] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 214.984896] CPU: 0 PID: 660 Comm: cat Not tainted 5.10.218-cip49 #1 # [ 214.991439] Hardware name: STM32 (Device Tree Support) # [ 214.996872] PC is at lkdtm_BUG+0x14/0x18 # [ 215.001054] LR is at lkdtm_do_action+0x2c/0x4c # [ 215.005768] pc : [] lr : [] psr: a0080013 # [ 215.012320] sp : c4fd3e58 ip : c4fd3e68 fp : c4fd3e64 # [ 215.017824] r10: 00000004 r9 : c1ad6f34 r8 : c15ec020 # [ 215.023329] r7 : c4fd3f60 r6 : 00000004 r5 : c57a2000 r4 : 00000001 # [ 215.030143] r3 : c0c594a8 r2 : 7eae087d r1 : ef7955e0 r0 : c15ec028 # [ 215.036958] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 215.044383] Control: 10c5387d Table: c567806a DAC: 00000051 # [ 215.050414] Process cat (pid: 660, stack limit = 0xe826d0a6) # [ 215.056349] Stack: (0xc4fd3e58 to 0xc4fd4000) # [ 215.060982] 3e40: c4fd3e74 c4fd3e68 # [ 215.069461] 3e60: c0c58f3c c0c594b4 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c51923c0 # [ 215.077934] 3e80: b6e4c000 00000004 c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 # [ 215.086408] 3ea0: 00000000 c51923c0 b6e4c000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 # [ 215.094882] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 # [ 215.103355] 3ee0: b6e4c000 00020000 00000004 00000004 0001fffc c4fd3ee0 00000001 b6e4b000 # [ 215.111828] 3f00: c51928c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 215.120303] 3f20: 00000000 00000000 c13e36b0 7eae087d c206c220 c51923c0 c51923c0 c4fd2000 # [ 215.128777] 3f40: b6e4c000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 # [ 215.137250] 3f60: 00000000 00000000 c4fd3fac 7eae087d 00000004 00000004 7ff00000 00000004 # [ 215.145723] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 # [ 215.154195] 3fa0: c03000c0 c059ca34 00000004 00000004 00000001 b6e4c000 00000004 00000001 # [ 215.162668] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e4c000 00020000 004efe38 # [ 215.171142] 3fe0: 00000004 bef667e8 b6f1233b b6e8b616 60080030 00000001 00000000 00000000 # [ 215.179607] Backtrace: # [ 215.182328] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 215.190190] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 215.198491] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 215.206698] r9:c4fd3f60 r8:c3a55b40 r7:00000004 r6:b6e4c000 r5:c51923c0 r4:c0c5931c # [ 215.214740] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 215.222859] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e4c000 r5:c51923c0 r4:00000000 # [ 215.230899] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 215.238322] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c4fd2000 r5:c51923c0 # [ 215.246437] r4:c51923c0 # [ 215.249242] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 215.256667] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 215.264707] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 215.272558] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) # [ 215.277891] 3fa0: 00000004 00000004 00000001 b6e4c000 00000004 00000001 # [ 215.286367] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e4c000 00020000 004efe38 # [ 215.294836] 3fe0: 00000004 bef667e8 b6f1233b b6e8b616 # [ 215.300170] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 215.306551] ---[ end trace c3c49dc6ed3a54b9 ]--- # [ 215.311438] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 215.320606] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 660, name: cat # [ 215.328551] INFO: lockdep is turned off. # [ 215.332744] irq event stamp: 1718 # [ 215.336337] hardirqs last enabled at (1717): [] console_unlock+0x4b0/0x6c0 # [ 215.344455] hardirqs last disabled at (1718): [] __und_svc+0x60/0x6c # [ 215.351969] softirqs last enabled at (1652): [] __do_softirq+0x36c/0x5a0 # [ 215.359918] softirqs last disabled at (1641): [] __irq_exit_rcu+0x178/0x1d0 # [ 215.368041] CPU: 0 PID: 660 Comm: cat Tainted: G D 5.10.218-cip49 #1 # [ 215.375983] Hardware name: STM32 (Device Tree Support) # [ 215.381398] Backtrace: # [ 215.384118] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 215.391975] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d0d8 # [ 215.397920] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 215.405523] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) # [ 215.413554] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d3028 r4:c4fd2000 # [ 215.421593] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 215.429709] r6:00000000 r5:00000031 r4:c19d3028 # [ 215.434610] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 215.442637] r6:00000001 r5:c4fd2000 r4:c55e5e80 # [ 215.447539] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 215.455132] r8:0000000b r7:c1e1ca8c r6:ffffe000 r5:00000000 r4:c55e5e80 # [ 215.462123] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 215.469711] r7:c1e1ca8c # [ 215.472516] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 215.479939] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 215.487278] r10:00000004 r9:c4fd2000 r8:c15ec020 r7:00000000 r6:c4fd3dc8 r5:c0c594bc # [ 215.495393] r4:e7f001f2 # [ 215.498197] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 215.506400] Exception stack(0xc4fd3dc8 to 0xc4fd3e10) # [ 215.511734] 3dc0: c15ec028 ef7955e0 7eae087d c0c594a8 00000001 c57a2000 # [ 215.520208] 3de0: 00000004 c4fd3f60 c15ec020 c1ad6f34 00000004 c4fd3e64 c4fd3e68 c4fd3e58 # [ 215.528676] 3e00: c0c58f3c c0c594bc a0080013 ffffffff # [ 215.534005] r7:c4fd3dfc r6:ffffffff r5:a0080013 r4:c0c594c0 # [ 215.539950] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 215.547811] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 215.556112] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 215.564319] r9:c4fd3f60 r8:c3a55b40 r7:00000004 r6:b6e4c000 r5:c51923c0 r4:c0c5931c # [ 215.572357] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 215.580475] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e4c000 r5:c51923c0 r4:00000000 # [ 215.588513] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 215.595936] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c4fd2000 r5:c51923c0 # [ 215.604049] r4:c51923c0 # [ 215.606855] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 215.614278] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 215.622314] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 215.630166] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) # [ 215.635500] 3fa0: 00000004 00000004 00000001 b6e4c000 00000004 00000001 # [ 215.643976] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e4c000 00020000 004efe38 # [ 215.652446] 3fe0: 00000004 bef667e8 b6f1233b b6e8b616 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh <6>[ 216.879370] lkdtm: Performing direct entry WARNING <4>[ 216.883015] ------------[ cut here ]------------ <4>[ 216.888077] WARNING: CPU: 1 PID: 732 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c <4>[ 216.896824] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 216.935771] CPU: 1 PID: 732 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 216.943637] Hardware name: STM32 (Device Tree Support) <4>[ 216.949049] Backtrace: <4>[ 216.951778] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 216.959627] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 216.965570] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 216.973170] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 216.980416] r9:00000009 r8:c0c59508 r7:00000053 r6:00000009 r5:c0c59508 r4:c1ad75f0 <4>[ 216.988454] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 216.996222] r7:00000053 r6:c1ad75f0 r5:00000000 r4:c57a6000 <4>[ 217.002168] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) <4>[ 217.010550] r9:c1ad6f38 r8:c15ec020 r7:c57a7f60 r6:00000008 r5:c53a6000 r4:00000002 <4>[ 217.018588] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 217.026798] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 217.035101] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 217.043309] r9:c57a7f60 r8:c3a55b40 r7:00000008 r6:b6dcb000 r5:c6074dc0 r4:c0c5931c <4>[ 217.051351] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 217.059470] r9:c07e2978 r8:c57a7f60 r7:c290d000 r6:b6dcb000 r5:c6074dc0 r4:00000000 <4>[ 217.067509] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 217.074933] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c57a6000 r5:c6074dc0 <4>[ 217.083048] r4:c6074dc0 <4>[ 217.085854] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 217.093278] r9:c57a6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 <4>[ 217.101317] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 217.109168] Exception stack(0xc57a7fa8 to 0xc57a7ff0) <4>[ 217.114502] 7fa0: 00000008 00000008 00000001 b6dcb000 00000008 00000001 <4>[ 217.122975] 7fc0: 00000008 00000008 7ff00000 00000004 00000001 b6dcb000 00020000 0050fe38 <4>[ 217.131444] 7fe0: 00000004 beffe7e8 b6e9133b b6e0a616 <4>[ 217.136856] irq event stamp: 0 <4>[ 217.140110] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 217.146044] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 217.153735] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 217.161643] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 217.167409] ---[ end trace c3c49dc6ed3a54ba ]--- # [ 216.879370] lkdtm: Performing direct entry WARNING # [ 216.883015] ------------[ cut here ]------------ # [ 216.888077] WARNING: CPU: 1 PID: 732 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 216.896824] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 216.935771] CPU: 1 PID: 732 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 216.943637] Hardware name: STM32 (Device Tree Support) # [ 216.949049] Backtrace: # [ 216.951778] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 216.959627] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 216.965570] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 216.973170] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 216.980416] r9:00000009 r8:c0c59508 r7:00000053 r6:00000009 r5:c0c59508 r4:c1ad75f0 # [ 216.988454] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 216.996222] r7:00000053 r6:c1ad75f0 r5:00000000 r4:c57a6000 # [ 217.002168] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 217.010550] r9:c1ad6f38 r8:c15ec020 r7:c57a7f60 r6:00000008 r5:c53a6000 r4:00000002 # [ 217.018588] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 217.026798] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 217.035101] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 217.043309] r9:c57a7f60 r8:c3a55b40 r7:00000008 r6:b6dcb000 r5:c6074dc0 r4:c0c5931c # [ 217.051351] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 217.059470] r9:c07e2978 r8:c57a7f60 r7:c290d000 r6:b6dcb000 r5:c6074dc0 r4:00000000 # [ 217.067509] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 217.074933] r10:00000004 r9:00000000 r8:00000000 r7:b6dcb000 r6:c57a6000 r5:c6074dc0 # [ 217.083048] r4:c6074dc0 # [ 217.085854] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 217.093278] r9:c57a6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 # [ 217.101317] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 217.109168] Exception stack(0xc57a7fa8 to 0xc57a7ff0) # [ 217.114502] 7fa0: 00000008 00000008 00000001 b6dcb000 00000008 00000001 # [ 217.122975] 7fc0: 00000008 00000008 7ff00000 00000004 00000001 b6dcb000 00020000 0050fe38 # [ 217.131444] 7fe0: 00000004 beffe7e8 b6e9133b b6e0a616 # [ 217.136856] irq event stamp: 0 # [ 217.140110] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 217.146044] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 217.153735] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 217.161643] softirqs last disabled at (0): [<00000000>] 0x0 # [ 217.167409] ---[ end trace c3c49dc6ed3a54ba ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh <6>[ 218.320777] lkdtm: Performing direct entry WARNING_MESSAGE <4>[ 218.325120] ------------[ cut here ]------------ <4>[ 218.330205] WARNING: CPU: 1 PID: 768 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 <4>[ 218.339580] Warning message trigger count: 2 <4>[ 218.343981] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 218.383123] CPU: 1 PID: 768 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 218.390978] Hardware name: STM32 (Device Tree Support) <4>[ 218.396392] Backtrace: <4>[ 218.399121] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 218.406972] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 218.412918] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 218.420522] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 218.427769] r9:00000009 r8:c0c59558 r7:00000058 r6:00000009 r5:c0c59558 r4:c1ad75f0 <4>[ 218.435808] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 218.443580] r7:00000058 r6:c1ad75f0 r5:c1ad760c r4:c50dc000 <4>[ 218.449529] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) <4>[ 218.458612] r9:c1ad6f40 r8:c15ec020 r7:c50ddf60 r6:00000010 r5:c53a6000 r4:00000003 <4>[ 218.466653] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 218.475567] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 218.483873] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 218.492084] r9:c50ddf60 r8:c3a55b40 r7:00000010 r6:b6e1f000 r5:c4fea280 r4:c0c5931c <4>[ 218.500128] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 218.508250] r9:c07e2978 r8:c50ddf60 r7:c290d000 r6:b6e1f000 r5:c4fea280 r4:00000000 <4>[ 218.516292] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 218.523718] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c50dc000 r5:c4fea280 <4>[ 218.531836] r4:c4fea280 <4>[ 218.534642] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 218.542067] r9:c50dc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 <4>[ 218.550108] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 218.557961] Exception stack(0xc50ddfa8 to 0xc50ddff0) <4>[ 218.563296] dfa0: 00000010 00000010 00000001 b6e1f000 00000010 00000001 <4>[ 218.571772] dfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e1f000 00020000 0043fe38 <4>[ 218.580242] dfe0: 00000004 beaad7e8 b6ee533b b6e5e616 <4>[ 218.585642] irq event stamp: 0 <4>[ 218.588904] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 218.594753] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 218.602608] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 218.610390] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 218.616207] ---[ end trace c3c49dc6ed3a54bb ]--- # [ 218.320777] lkdtm: Performing direct entry WARNING_MESSAGE # [ 218.325120] ------------[ cut here ]------------ # [ 218.330205] WARNING: CPU: 1 PID: 768 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 218.339580] Warning message trigger count: 2 # [ 218.343981] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 218.383123] CPU: 1 PID: 768 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 218.390978] Hardware name: STM32 (Device Tree Support) # [ 218.396392] Backtrace: # [ 218.399121] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 218.406972] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 218.412918] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 218.420522] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 218.427769] r9:00000009 r8:c0c59558 r7:00000058 r6:00000009 r5:c0c59558 r4:c1ad75f0 # [ 218.435808] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 218.443580] r7:00000058 r6:c1ad75f0 r5:c1ad760c r4:c50dc000 # [ 218.449529] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 218.458612] r9:c1ad6f40 r8:c15ec020 r7:c50ddf60 r6:00000010 r5:c53a6000 r4:00000003 # [ 218.466653] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 218.475567] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 218.483873] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 218.492084] r9:c50ddf60 r8:c3a55b40 r7:00000010 r6:b6e1f000 r5:c4fea280 r4:c0c5931c # [ 218.500128] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 218.508250] r9:c07e2978 r8:c50ddf60 r7:c290d000 r6:b6e1f000 r5:c4fea280 r4:00000000 # [ 218.516292] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 218.523718] r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c50dc000 r5:c4fea280 # [ 218.531836] r4:c4fea280 # [ 218.534642] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 218.542067] r9:c50dc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 # [ 218.550108] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 218.557961] Exception stack(0xc50ddfa8 to 0xc50ddff0) # [ 218.563296] dfa0: 00000010 00000010 00000001 b6e1f000 00000010 00000001 # [ 218.571772] dfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e1f000 00020000 0043fe38 # [ 218.580242] dfe0: 00000004 beaad7e8 b6ee533b b6e5e616 # [ 218.585642] irq event stamp: 0 # [ 218.588904] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 218.594753] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 218.602608] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 218.610390] softirqs last disabled at (0): [<00000000>] 0x0 # [ 218.616207] ---[ end trace c3c49dc6ed3a54bb ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <6>[ 219.416995] lkdtm: Performing direct entry EXCEPTION <1>[ 219.420826] 8<--- cut here --- <1>[ 219.424126] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 219.432672] pgd = b73bab3b <1>[ 219.435573] [00000000] *pgd=00000000 <0>[ 219.439378] Internal error: Oops: 805 [#2] SMP ARM <4>[ 219.444398] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 219.483449] CPU: 0 PID: 801 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 219.491387] Hardware name: STM32 (Device Tree Support) <4>[ 219.496819] PC is at lkdtm_EXCEPTION+0x18/0x20 <4>[ 219.501526] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 219.506239] pc : [] lr : [] psr: a0080013 <4>[ 219.512790] sp : c57a7e58 ip : c57a7e68 fp : c57a7e64 <4>[ 219.518294] r10: 0000000a r9 : c1ad6f50 r8 : c15ec020 <4>[ 219.523798] r7 : c57a7f60 r6 : 0000000a r5 : c57c0000 r4 : 00000004 <4>[ 219.530611] r3 : 00000000 r2 : b4f1f4e8 r1 : ef7955e0 r0 : c15ec040 <4>[ 219.537427] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 219.544851] Control: 10c5387d Table: c60a806a DAC: 00000051 <0>[ 219.550883] Process cat (pid: 801, stack limit = 0x95a31706) <0>[ 219.556819] Stack: (0xc57a7e58 to 0xc57a8000) <0>[ 219.561451] 7e40: c57a7e74 c57a7e68 <0>[ 219.569929] 7e60: c0c58f3c c0c5956c c57a7e9c c57a7e78 c0c5943c c0c58f1c c0c5931c c4c77500 <0>[ 219.578402] 7e80: b6ddd000 0000000a c3a55b40 c57a7f60 c57a7ec4 c57a7ea0 c07e29dc c0c59328 <0>[ 219.586875] 7ea0: 00000000 c4c77500 b6ddd000 c290d000 c57a7f60 c07e2978 c57a7f5c c57a7ec8 <0>[ 219.595348] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c57a6000 <0>[ 219.603821] 7ee0: b6ddd000 00020000 00000004 0000000a 0001fff6 c57a7ee0 00000001 b6ddc000 <0>[ 219.612293] 7f00: c4c773c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 219.620767] 7f20: 00000000 00000000 c13e36b0 b4f1f4e8 c206c220 c4c77500 c4c77500 c57a6000 <0>[ 219.629241] 7f40: b6ddd000 00000000 00000000 00000004 c57a7f94 c57a7f60 c059c9b0 c059c304 <0>[ 219.637714] 7f60: 00000000 00000000 c57a7fac b4f1f4e8 0000000a 0000000a 7ff00000 00000004 <0>[ 219.646188] 7f80: c03002e4 c57a6000 c57a7fa4 c57a7f98 c059ca40 c059c948 00000000 c57a7fa8 <0>[ 219.654661] 7fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6ddd000 0000000a 00000001 <0>[ 219.663135] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6ddd000 00020000 0041fe38 <0>[ 219.671609] 7fe0: 00000004 be9cc7e8 b6ea333b b6e1c616 60080030 00000001 00000000 00000000 <0>[ 219.680073] Backtrace: <0>[ 219.682794] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 219.691182] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 219.699483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 219.707689] r9:c57a7f60 r8:c3a55b40 r7:0000000a r6:b6ddd000 r5:c4c77500 r4:c0c5931c <0>[ 219.715730] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 219.723849] r9:c07e2978 r8:c57a7f60 r7:c290d000 r6:b6ddd000 r5:c4c77500 r4:00000000 <0>[ 219.731888] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 219.739311] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c57a6000 r5:c4c77500 <0>[ 219.747425] r4:c4c77500 <0>[ 219.750231] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 219.757654] r9:c57a6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 219.765693] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 219.773544] Exception stack(0xc57a7fa8 to 0xc57a7ff0) <0>[ 219.778878] 7fa0: 0000000a 0000000a 00000001 b6ddd000 0000000a 00000001 <0>[ 219.787355] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6ddd000 00020000 0041fe38 <0>[ 219.795823] 7fe0: 00000004 be9cc7e8 b6ea333b b6e1c616 <0>[ 219.801156] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 219.807654] ---[ end trace c3c49dc6ed3a54bc ]--- # Segmentation fault # [ 219.416995] lkdtm: Performing direct entry EXCEPTION # [ 219.420826] 8<--- cut here --- # [ 219.424126] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 219.432672] pgd = b73bab3b # [ 219.435573] [00000000] *pgd=00000000 # [ 219.439378] Internal error: Oops: 805 [#2] SMP ARM # [ 219.444398] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 219.483449] CPU: 0 PID: 801 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 219.491387] Hardware name: STM32 (Device Tree Support) # [ 219.496819] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 219.501526] LR is at lkdtm_do_action+0x2c/0x4c # [ 219.506239] pc : [] lr : [] psr: a0080013 # [ 219.512790] sp : c57a7e58 ip : c57a7e68 fp : c57a7e64 # [ 219.518294] r10: 0000000a r9 : c1ad6f50 r8 : c15ec020 # [ 219.523798] r7 : c57a7f60 r6 : 0000000a r5 : c57c0000 r4 : 00000004 # [ 219.530611] r3 : 00000000 r2 : b4f1f4e8 r1 : ef7955e0 r0 : c15ec040 # [ 219.537427] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 219.544851] Control: 10c5387d Table: c60a806a DAC: 00000051 # [ 219.550883] Process cat (pid: 801, stack limit = 0x95a31706) # [ 219.556819] Stack: (0xc57a7e58 to 0xc57a8000) # [ 219.561451] 7e40: c57a7e74 c57a7e68 # [ 219.569929] 7e60: c0c58f3c c0c5956c c57a7e9c c57a7e78 c0c5943c c0c58f1c c0c5931c c4c77500 # [ 219.578402] 7e80: b6ddd000 0000000a c3a55b40 c57a7f60 c57a7ec4 c57a7ea0 c07e29dc c0c59328 # [ 219.586875] 7ea0: 00000000 c4c77500 b6ddd000 c290d000 c57a7f60 c07e2978 c57a7f5c c57a7ec8 # [ 219.595348] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c57a6000 # [ 219.603821] 7ee0: b6ddd000 00020000 00000004 0000000a 0001fff6 c57a7ee0 00000001 b6ddc000 # [ 219.612293] 7f00: c4c773c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 219.620767] 7f20: 00000000 00000000 c13e36b0 b4f1f4e8 c206c220 c4c77500 c4c77500 c57a6000 # [ 219.629241] 7f40: b6ddd000 00000000 00000000 00000004 c57a7f94 c57a7f60 c059c9b0 c059c304 # [ 219.637714] 7f60: 00000000 00000000 c57a7fac b4f1f4e8 0000000a 0000000a 7ff00000 00000004 # [ 219.646188] 7f80: c03002e4 c57a6000 c57a7fa4 c57a7f98 c059ca40 c059c948 00000000 c57a7fa8 # [ 219.654661] 7fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6ddd000 0000000a 00000001 # [ 219.663135] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6ddd000 00020000 0041fe38 # [ 219.671609] 7fe0: 00000004 be9cc7e8 b6ea333b b6e1c616 60080030 00000001 00000000 00000000 # [ 219.680073] Backtrace: # [ 219.682794] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 219.691182] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 219.699483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 219.707689] r9:c57a7f60 r8:c3a55b40 r7:0000000a r6:b6ddd000 r5:c4c77500 r4:c0c5931c # [ 219.715730] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 219.723849] r9:c07e2978 r8:c57a7f60 r7:c290d000 r6:b6ddd000 r5:c4c77500 r4:00000000 # [ 219.731888] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 219.739311] r10:00000004 r9:00000000 r8:00000000 r7:b6ddd000 r6:c57a6000 r5:c4c77500 # [ 219.747425] r4:c4c77500 # [ 219.750231] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 219.757654] r9:c57a6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 219.765693] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 219.773544] Exception stack(0xc57a7fa8 to 0xc57a7ff0) # [ 219.778878] 7fa0: 0000000a 0000000a 00000001 b6ddd000 0000000a 00000001 # [ 219.787355] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6ddd000 00020000 0041fe38 # [ 219.795823] 7fe0: 00000004 be9cc7e8 b6ea333b b6e1c616 # [ 219.801156] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 219.807654] ---[ end trace c3c49dc6ed3a54bc ]--- # 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>[ 223.692925] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 223.697508] lkdtm: attempting good list addition <6>[ 223.702238] lkdtm: attempting corrupted list addition <3>[ 223.707762] lkdtm: list_add() corruption not detected! # [ 223.692925] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 223.697508] lkdtm: attempting good list addition # [ 223.702238] lkdtm: attempting corrupted list addition # [ 223.707762] 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>[ 228.556496] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 228.560927] lkdtm: attempting good list removal <6>[ 228.565870] lkdtm: attempting corrupted list removal <3>[ 228.570961] lkdtm: list_del() corruption not detected! # [ 228.556496] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 228.560927] lkdtm: attempting good list removal # [ 228.565870] lkdtm: attempting corrupted list removal # [ 228.570961] 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>[ 229.244083] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 229.249339] lkdtm: attempting bad read from page below current stack <3>[ 229.255979] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 229.244083] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 229.249339] lkdtm: attempting bad read from page below current stack # [ 229.255979] 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>[ 230.199675] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 230.204892] lkdtm: attempting bad read from page above current stack <3>[ 230.211741] lkdtm: FAIL: accessed page after stack! (byte: 20) # [ 230.199675] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 230.204892] lkdtm: attempting bad read from page above current stack # [ 230.211741] lkdtm: FAIL: accessed page after stack! (byte: 20) # 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>[ 230.914483] lkdtm: Performing direct entry UNSET_SMEP <3>[ 230.918577] lkdtm: XFAIL: this test is x86_64-only # [ 230.914483] lkdtm: Performing direct entry UNSET_SMEP # [ 230.918577] 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>[ 231.562225] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 231.566430] lkdtm: XFAIL: this test is ia32-only # [ 231.562225] lkdtm: Performing direct entry DOUBLE_FAULT # [ 231.566430] 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>[ 233.027860] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 233.031853] lkdtm: XFAIL: this test is arm64-only # [ 233.027860] lkdtm: Performing direct entry CORRUPT_PAC # [ 233.031853] 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>[ 245.527099] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 245.532404] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 245.527099] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 245.532404] 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>[ 246.876402] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 246.880753] lkdtm: Value in memory before free: 12345678 <6>[ 246.886475] lkdtm: Attempting bad read from freed memory <6>[ 246.891920] lkdtm: Memory was not poisoned # [ 246.876402] lkdtm: Performing direct entry READ_AFTER_FREE # [ 246.880753] lkdtm: Value in memory before free: 12345678 # [ 246.886475] lkdtm: Attempting bad read from freed memory # [ 246.891920] 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>[ 247.912672] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 247.917693] lkdtm: Value in memory before free: 12345678 <6>[ 247.923130] lkdtm: Attempting to read from freed memory <6>[ 247.928764] lkdtm: Buddy page was not poisoned # [ 247.912672] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 247.917693] lkdtm: Value in memory before free: 12345678 # [ 247.923130] lkdtm: Attempting to read from freed memory # [ 247.928764] 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>[ 248.577848] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 248.582303] lkdtm: Attempting double slab free ... # [ 248.577848] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 248.582303] 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>[ 249.189618] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 249.193987] lkdtm: Attempting cross-cache slab free ... # [ 249.189618] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 249.193987] 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>[ 249.953579] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 249.957985] lkdtm: Attempting non-Slab slab free ... # [ 249.953579] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 249.957985] 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>[ 252.357061] lkdtm: Performing direct entry EXEC_DATA <6>[ 252.360886] lkdtm: attempting ok execution at c0c59cac <6>[ 252.366491] lkdtm: attempting bad execution at c2706a28 <1>[ 252.371808] 8<--- cut here --- <1>[ 252.375112] Unable to handle kernel paging request at virtual address c2706a28 <1>[ 252.382628] pgd = f9274928 <1>[ 252.385594] [c2706a28] *pgd=c261141e(bad) <0>[ 252.389882] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 252.395380] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 252.434433] CPU: 1 PID: 1669 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 252.442459] Hardware name: STM32 (Device Tree Support) <4>[ 252.447890] PC is at data_area+0x0/0x40 <4>[ 252.451990] LR is at execute_location+0xa4/0xb4 <4>[ 252.456786] pc : [] lr : [] psr: 60080013 <4>[ 252.463337] sp : c4eede38 ip : 00000027 fp : c4eede54 <4>[ 252.468841] r10: 0000000a r9 : c1ad7134 r8 : c15ec020 <4>[ 252.474345] r7 : c4eedf60 r6 : 00000001 r5 : c2706a28 r4 : c0c59cac <4>[ 252.481160] r3 : f1e2d81a r2 : f1e2d81a r1 : ef7aa5e4 r0 : 0000002b <4>[ 252.487977] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 252.495400] Control: 10c5387d Table: c560c06a DAC: 00000051 <0>[ 252.501429] Process cat (pid: 1669, stack limit = 0xc45e09ac) <0>[ 252.507455] Stack: (0xc4eede38 to 0xc4eee000) <0>[ 252.512086] de20: 0000001f c609a000 <0>[ 252.520564] de40: 0000000a c4eedf60 c4eede64 c4eede58 c13ce2b8 c13ce0b4 c4eede74 c4eede68 <0>[ 252.529038] de60: c0c58f3c c13ce2a0 c4eede9c c4eede78 c0c5943c c0c58f1c c0c5931c c6074500 <0>[ 252.537512] de80: b6e78000 0000000a c3a55b40 c4eedf60 c4eedec4 c4eedea0 c07e29dc c0c59328 <0>[ 252.545986] dea0: 00000000 c6074500 b6e78000 c290d000 c4eedf60 c07e2978 c4eedf5c c4eedec8 <0>[ 252.554459] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4eec000 <0>[ 252.562933] dee0: b6e78000 00020000 00000004 0000000a 0001fff6 c4eedee0 00000001 b6e77000 <0>[ 252.571405] df00: c6074280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 252.579881] df20: 00000000 00000000 c13e36b0 f1e2d81a c206c220 c6074500 c6074500 c4eec000 <0>[ 252.588355] df40: b6e78000 00000000 00000000 00000004 c4eedf94 c4eedf60 c059c9b0 c059c304 <0>[ 252.596828] df60: 00000000 00000000 c4eedfac f1e2d81a 0000000a 0000000a 7ff00000 00000004 <0>[ 252.605303] df80: c03002e4 c4eec000 c4eedfa4 c4eedf98 c059ca40 c059c948 00000000 c4eedfa8 <0>[ 252.613776] dfa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e78000 0000000a 00000001 <0>[ 252.622251] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e78000 00020000 0050fe38 <0>[ 252.630725] dfe0: 00000004 beb767e8 b6f3e33b b6eb7616 60080030 00000001 00000000 00000000 <0>[ 252.639189] Backtrace: <0>[ 252.641913] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 252.650380] r7:c4eedf60 r6:0000000a r5:c609a000 r4:0000001f <0>[ 252.656326] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 252.664709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 252.673011] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 252.681217] r9:c4eedf60 r8:c3a55b40 r7:0000000a r6:b6e78000 r5:c6074500 r4:c0c5931c <0>[ 252.689259] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 252.697377] r9:c07e2978 r8:c4eedf60 r7:c290d000 r6:b6e78000 r5:c6074500 r4:00000000 <0>[ 252.705417] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 252.712839] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c4eec000 r5:c6074500 <0>[ 252.720953] r4:c6074500 <0>[ 252.723759] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 252.731181] r9:c4eec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 252.739220] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 252.747070] Exception stack(0xc4eedfa8 to 0xc4eedff0) <0>[ 252.752403] dfa0: 0000000a 0000000a 00000001 b6e78000 0000000a 00000001 <0>[ 252.760878] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e78000 00020000 0050fe38 <0>[ 252.769345] dfe0: 00000004 beb767e8 b6f3e33b b6eb7616 <0>[ 252.774678] Code: 00000000 c2e75a80 c2e75b40 c2e75c00 (e1a0c00d) <4>[ 252.781058] ---[ end trace c3c49dc6ed3a54bd ]--- # Segmentation fault # [ 252.357061] lkdtm: Performing direct entry EXEC_DATA # [ 252.360886] lkdtm: attempting ok execution at c0c59cac # [ 252.366491] lkdtm: attempting bad execution at c2706a28 # [ 252.371808] 8<--- cut here --- # [ 252.375112] Unable to handle kernel paging request at virtual address c2706a28 # [ 252.382628] pgd = f9274928 # [ 252.385594] [c2706a28] *pgd=c261141e(bad) # [ 252.389882] Internal error: Oops: 8000000d [#3] SMP ARM # [ 252.395380] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 252.434433] CPU: 1 PID: 1669 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 252.442459] Hardware name: STM32 (Device Tree Support) # [ 252.447890] PC is at data_area+0x0/0x40 # [ 252.451990] LR is at execute_location+0xa4/0xb4 # [ 252.456786] pc : [] lr : [] psr: 60080013 # [ 252.463337] sp : c4eede38 ip : 00000027 fp : c4eede54 # [ 252.468841] r10: 0000000a r9 : c1ad7134 r8 : c15ec020 # [ 252.474345] r7 : c4eedf60 r6 : 00000001 r5 : c2706a28 r4 : c0c59cac # [ 252.481160] r3 : f1e2d81a r2 : f1e2d81a r1 : ef7aa5e4 r0 : 0000002b # [ 252.487977] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 252.495400] Control: 10c5387d Table: c560c06a DAC: 00000051 # [ 252.501429] Process cat (pid: 1669, stack limit = 0xc45e09ac) # [ 252.507455] Stack: (0xc4eede38 to 0xc4eee000) # [ 252.512086] de20: 0000001f c609a000 # [ 252.520564] de40: 0000000a c4eedf60 c4eede64 c4eede58 c13ce2b8 c13ce0b4 c4eede74 c4eede68 # [ 252.529038] de60: c0c58f3c c13ce2a0 c4eede9c c4eede78 c0c5943c c0c58f1c c0c5931c c6074500 # [ 252.537512] de80: b6e78000 0000000a c3a55b40 c4eedf60 c4eedec4 c4eedea0 c07e29dc c0c59328 # [ 252.545986] dea0: 00000000 c6074500 b6e78000 c290d000 c4eedf60 c07e2978 c4eedf5c c4eedec8 # [ 252.554459] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4eec000 # [ 252.562933] dee0: b6e78000 00020000 00000004 0000000a 0001fff6 c4eedee0 00000001 b6e77000 # [ 252.571405] df00: c6074280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 252.579881] df20: 00000000 00000000 c13e36b0 f1e2d81a c206c220 c6074500 c6074500 c4eec000 # [ 252.588355] df40: b6e78000 00000000 00000000 00000004 c4eedf94 c4eedf60 c059c9b0 c059c304 # [ 252.596828] df60: 00000000 00000000 c4eedfac f1e2d81a 0000000a 0000000a 7ff00000 00000004 # [ 252.605303] df80: c03002e4 c4eec000 c4eedfa4 c4eedf98 c059ca40 c059c948 00000000 c4eedfa8 # [ 252.613776] dfa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e78000 0000000a 00000001 # [ 252.622251] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e78000 00020000 0050fe38 # [ 252.630725] dfe0: 00000004 beb767e8 b6f3e33b b6eb7616 60080030 00000001 00000000 00000000 # [ 252.639189] Backtrace: # [ 252.641913] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 252.650380] r7:c4eedf60 r6:0000000a r5:c609a000 r4:0000001f # [ 252.656326] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 252.664709] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 252.673011] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 252.681217] r9:c4eedf60 r8:c3a55b40 r7:0000000a r6:b6e78000 r5:c6074500 r4:c0c5931c # [ 252.689259] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 252.697377] r9:c07e2978 r8:c4eedf60 r7:c290d000 r6:b6e78000 r5:c6074500 r4:00000000 # [ 252.705417] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 252.712839] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c4eec000 r5:c6074500 # [ 252.720953] r4:c6074500 # [ 252.723759] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 252.731181] r9:c4eec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 252.739220] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 252.747070] Exception stack(0xc4eedfa8 to 0xc4eedff0) # [ 252.752403] dfa0: 0000000a 0000000a 00000001 b6e78000 0000000a 00000001 # [ 252.760878] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e78000 00020000 0050fe38 # [ 252.769345] dfe0: 00000004 beb767e8 b6f3e33b b6eb7616 # [ 252.774678] Code: 00000000 c2e75a80 c2e75b40 c2e75c00 (e1a0c00d) # [ 252.781058] ---[ end trace c3c49dc6ed3a54bd ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh <6>[ 253.727091] lkdtm: Performing direct entry EXEC_STACK <6>[ 253.731001] lkdtm: attempting ok execution at c0c59cac <6>[ 253.736571] lkdtm: attempting bad execution at c4fd3e0c <1>[ 253.741919] 8<--- cut here --- <1>[ 253.745227] Unable to handle kernel paging request at virtual address c4fd3e0c <1>[ 253.752749] pgd = 2d9a2ed8 <1>[ 253.755711] [c4fd3e0c] *pgd=c4e1141e(bad) <0>[ 253.760000] Internal error: Oops: 8000000d [#4] SMP ARM <4>[ 253.765499] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 253.804551] CPU: 1 PID: 1746 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 253.812580] Hardware name: STM32 (Device Tree Support) <4>[ 253.818005] PC is at 0xc4fd3e0c <4>[ 253.821414] LR is at execute_location+0xa4/0xb4 <4>[ 253.826209] pc : [] lr : [] psr: 60080013 <4>[ 253.832761] sp : c4fd3de8 ip : 00000027 fp : c4fd3e04 <4>[ 253.838265] r10: 0000000b r9 : c1ad7140 r8 : c15ec020 <4>[ 253.843770] r7 : c4fd3f60 r6 : 00000001 r5 : c4fd3e0c r4 : c0c59cac <4>[ 253.850585] r3 : 42c339eb r2 : 42c339eb r1 : ef7aa5e4 r0 : 0000002b <4>[ 253.857401] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 253.864826] Control: 10c5387d Table: c560806a DAC: 00000051 <0>[ 253.870856] Process cat (pid: 1746, stack limit = 0xe826d0a6) <0>[ 253.876881] Stack: (0xc4fd3de8 to 0xc4fd4000) <0>[ 253.881519] 3de0: c4fd2000 c57c4000 0000000b c4fd3f60 c4fd3e64 c4fd3e08 <0>[ 253.889993] 3e00: c13ce2f4 c13ce0b4 c4fd3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 253.898467] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3093370 e34c31b8 <0>[ 253.906941] 3e40: e3a02040 e3a01d33 e5930018 42c339eb 0000000b 00000020 c4fd3e74 c4fd3e68 <0>[ 253.915417] 3e60: c0c58f3c c13ce2c8 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c4c773c0 <0>[ 253.923892] 3e80: b6e25000 0000000b c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 <0>[ 253.932366] 3ea0: 00000000 c4c773c0 b6e25000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 <0>[ 253.940839] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 <0>[ 253.949313] 3ee0: b6e25000 00020000 00000004 0000000b 0001fff5 c4fd3ee0 00000001 b6e24000 <0>[ 253.957787] 3f00: c4c77a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 253.966262] 3f20: 00000000 00000000 c13e36b0 42c339eb c206c220 c4c773c0 c4c773c0 c4fd2000 <0>[ 253.974737] 3f40: b6e25000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 <0>[ 253.983211] 3f60: 00000000 00000000 c4fd3fac 42c339eb 0000000b 0000000b 7ff00000 00000004 <0>[ 253.991685] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 <0>[ 254.000158] 3fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e25000 0000000b 00000001 <0>[ 254.008632] 3fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e25000 00020000 004bfe38 <0>[ 254.017105] 3fe0: 00000004 bee8f7e8 b6eeb33b b6e64616 60080030 00000001 00000000 00000000 <0>[ 254.025568] Backtrace: <0>[ 254.028292] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) <0>[ 254.036847] r7:c4fd3f60 r6:0000000b r5:c57c4000 r4:c4fd2000 <0>[ 254.042791] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 254.051251] r4:00000020 <0>[ 254.054055] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 254.062357] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 254.070564] r9:c4fd3f60 r8:c3a55b40 r7:0000000b r6:b6e25000 r5:c4c773c0 r4:c0c5931c <0>[ 254.078606] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 254.086725] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e25000 r5:c4c773c0 r4:00000000 <0>[ 254.094764] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 254.102187] r10:00000004 r9:00000000 r8:00000000 r7:b6e25000 r6:c4fd2000 r5:c4c773c0 <0>[ 254.110302] r4:c4c773c0 <0>[ 254.113109] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 254.120532] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 254.128572] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 254.136422] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) <0>[ 254.141756] 3fa0: 0000000b 0000000b 00000001 b6e25000 0000000b 00000001 <0>[ 254.150232] 3fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e25000 00020000 004bfe38 <0>[ 254.158701] 3fe0: 00000004 bee8f7e8 b6eeb33b b6e64616 <0>[ 254.164034] Code: c4fd3e08 c13ce2f4 c13ce0b4 c4fd3e6c (e1a0c00d) <4>[ 254.170414] ---[ end trace c3c49dc6ed3a54be ]--- # Segmentation fault # [ 253.727091] lkdtm: Performing direct entry EXEC_STACK # [ 253.731001] lkdtm: attempting ok execution at c0c59cac # [ 253.736571] lkdtm: attempting bad execution at c4fd3e0c # [ 253.741919] 8<--- cut here --- # [ 253.745227] Unable to handle kernel paging request at virtual address c4fd3e0c # [ 253.752749] pgd = 2d9a2ed8 # [ 253.755711] [c4fd3e0c] *pgd=c4e1141e(bad) # [ 253.760000] Internal error: Oops: 8000000d [#4] SMP ARM # [ 253.765499] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 253.804551] CPU: 1 PID: 1746 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 253.812580] Hardware name: STM32 (Device Tree Support) # [ 253.818005] PC is at 0xc4fd3e0c # [ 253.821414] LR is at execute_location+0xa4/0xb4 # [ 253.826209] pc : [] lr : [] psr: 60080013 # [ 253.832761] sp : c4fd3de8 ip : 00000027 fp : c4fd3e04 # [ 253.838265] r10: 0000000b r9 : c1ad7140 r8 : c15ec020 # [ 253.843770] r7 : c4fd3f60 r6 : 00000001 r5 : c4fd3e0c r4 : c0c59cac # [ 253.850585] r3 : 42c339eb r2 : 42c339eb r1 : ef7aa5e4 r0 : 0000002b # [ 253.857401] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 253.864826] Control: 10c5387d Table: c560806a DAC: 00000051 # [ 253.870856] Process cat (pid: 1746, stack limit = 0xe826d0a6) # [ 253.876881] Stack: (0xc4fd3de8 to 0xc4fd4000) # [ 253.881519] 3de0: c4fd2000 c57c4000 0000000b c4fd3f60 c4fd3e64 c4fd3e08 # [ 253.889993] 3e00: c13ce2f4 c13ce0b4 c4fd3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 253.898467] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3093370 e34c31b8 # [ 253.906941] 3e40: e3a02040 e3a01d33 e5930018 42c339eb 0000000b 00000020 c4fd3e74 c4fd3e68 # [ 253.915417] 3e60: c0c58f3c c13ce2c8 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c4c773c0 # [ 253.923892] 3e80: b6e25000 0000000b c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 # [ 253.932366] 3ea0: 00000000 c4c773c0 b6e25000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 # [ 253.940839] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 # [ 253.949313] 3ee0: b6e25000 00020000 00000004 0000000b 0001fff5 c4fd3ee0 00000001 b6e24000 # [ 253.957787] 3f00: c4c77a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 253.966262] 3f20: 00000000 00000000 c13e36b0 42c339eb c206c220 c4c773c0 c4c773c0 c4fd2000 # [ 253.974737] 3f40: b6e25000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 # [ 253.983211] 3f60: 00000000 00000000 c4fd3fac 42c339eb 0000000b 0000000b 7ff00000 00000004 # [ 253.991685] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 # [ 254.000158] 3fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e25000 0000000b 00000001 # [ 254.008632] 3fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e25000 00020000 004bfe38 # [ 254.017105] 3fe0: 00000004 bee8f7e8 b6eeb33b b6e64616 60080030 00000001 00000000 00000000 # [ 254.025568] Backtrace: # [ 254.028292] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 254.036847] r7:c4fd3f60 r6:0000000b r5:c57c4000 r4:c4fd2000 # [ 254.042791] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 254.051251] r4:00000020 # [ 254.054055] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 254.062357] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 254.070564] r9:c4fd3f60 r8:c3a55b40 r7:0000000b r6:b6e25000 r5:c4c773c0 r4:c0c5931c # [ 254.078606] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 254.086725] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e25000 r5:c4c773c0 r4:00000000 # [ 254.094764] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 254.102187] r10:00000004 r9:00000000 r8:00000000 r7:b6e25000 r6:c4fd2000 r5:c4c773c0 # [ 254.110302] r4:c4c773c0 # [ 254.113109] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 254.120532] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 254.128572] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 254.136422] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) # [ 254.141756] 3fa0: 0000000b 0000000b 00000001 b6e25000 0000000b 00000001 # [ 254.150232] 3fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e25000 00020000 004bfe38 # [ 254.158701] 3fe0: 00000004 bee8f7e8 b6eeb33b b6e64616 # [ 254.164034] Code: c4fd3e08 c13ce2f4 c13ce0b4 c4fd3e6c (e1a0c00d) # [ 254.170414] ---[ end trace c3c49dc6ed3a54be ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh <6>[ 259.727380] lkdtm: Performing direct entry EXEC_KMALLOC <6>[ 259.731470] lkdtm: attempting ok execution at c0c59cac <6>[ 259.736975] lkdtm: attempting bad execution at c6092580 <1>[ 259.742388] 8<--- cut here --- <1>[ 259.745697] Unable to handle kernel paging request at virtual address c6092580 <1>[ 259.753217] pgd = 2d9a2ed8 <1>[ 259.756187] [c6092580] *pgd=c601141e(bad) <0>[ 259.760475] Internal error: Oops: 8000000d [#5] SMP ARM <4>[ 259.765973] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 259.805043] CPU: 0 PID: 1826 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 259.813072] Hardware name: STM32 (Device Tree Support) <4>[ 259.818500] PC is at 0xc6092580 <4>[ 259.821910] LR is at execute_location+0xa4/0xb4 <4>[ 259.826706] pc : [] lr : [] psr: 60080013 <4>[ 259.833260] sp : c4fd3e30 ip : 00000027 fp : c4fd3e4c <4>[ 259.838765] r10: 0000000d r9 : c1ad714c r8 : c15ec020 <4>[ 259.844271] r7 : c4fd3f60 r6 : 00000001 r5 : c6092580 r4 : c0c59cac <4>[ 259.851088] r3 : 0fecc468 r2 : 0fecc468 r1 : ef7955e4 r0 : 0000002b <4>[ 259.857907] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 259.865333] Control: 10c5387d Table: c560806a DAC: 00000051 <0>[ 259.871367] Process cat (pid: 1826, stack limit = 0xe826d0a6) <0>[ 259.877394] Stack: (0xc4fd3e30 to 0xc4fd4000) <0>[ 259.882029] 3e20: c6092580 c579a000 0000000d c4fd3f60 <0>[ 259.890506] 3e40: c4fd3e64 c4fd3e50 c0c59cfc c13ce0b4 00000021 c579a000 c4fd3e74 c4fd3e68 <0>[ 259.898980] 3e60: c0c58f3c c0c59cd0 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c5192c80 <0>[ 259.907454] 3e80: b6e4d000 0000000d c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 <0>[ 259.915929] 3ea0: 00000000 c5192c80 b6e4d000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 <0>[ 259.924403] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 <0>[ 259.932877] 3ee0: b6e4d000 00020000 00000004 0000000d 0001fff3 c4fd3ee0 00000001 b6e4c000 <0>[ 259.941351] 3f00: c51928c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 259.949827] 3f20: 00000000 00000000 c13e36b0 0fecc468 c206c220 c5192c80 c5192c80 c4fd2000 <0>[ 259.958301] 3f40: b6e4d000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 <0>[ 259.966774] 3f60: 00000000 00000000 c4fd3fac 0fecc468 0000000d 0000000d 7ff00000 00000004 <0>[ 259.975251] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 <0>[ 259.983727] 3fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e4d000 0000000d 00000001 <0>[ 259.992204] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e4d000 00020000 0041fe38 <0>[ 260.000679] 3fe0: 00000004 be8337e8 b6f1333b b6e8c616 60080030 00000001 00000000 00000000 <0>[ 260.009143] Backtrace: <0>[ 260.011869] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) <0>[ 260.020597] r7:c4fd3f60 r6:0000000d r5:c579a000 r4:c6092580 <0>[ 260.026540] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 260.035181] r5:c579a000 r4:00000021 <0>[ 260.039032] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 260.047334] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 260.055542] r9:c4fd3f60 r8:c3a55b40 r7:0000000d r6:b6e4d000 r5:c5192c80 r4:c0c5931c <0>[ 260.063586] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 260.071705] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e4d000 r5:c5192c80 r4:00000000 <0>[ 260.079744] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 260.087169] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c4fd2000 r5:c5192c80 <0>[ 260.095285] r4:c5192c80 <0>[ 260.098091] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 260.105516] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 260.113557] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 260.121410] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) <0>[ 260.126744] 3fa0: 0000000d 0000000d 00000001 b6e4d000 0000000d 00000001 <0>[ 260.135220] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e4d000 00020000 0041fe38 <0>[ 260.143689] 3fe0: 00000004 be8337e8 b6f1333b b6e8c616 <0>[ 260.149023] Code: 00150016 efe8d4e0 efe8d740 efe8d760 (e1a0c00d) <4>[ 260.155403] ---[ end trace c3c49dc6ed3a54bf ]--- # Segmentation fault # [ 259.727380] lkdtm: Performing direct entry EXEC_KMALLOC # [ 259.731470] lkdtm: attempting ok execution at c0c59cac # [ 259.736975] lkdtm: attempting bad execution at c6092580 # [ 259.742388] 8<--- cut here --- # [ 259.745697] Unable to handle kernel paging request at virtual address c6092580 # [ 259.753217] pgd = 2d9a2ed8 # [ 259.756187] [c6092580] *pgd=c601141e(bad) # [ 259.760475] Internal error: Oops: 8000000d [#5] SMP ARM # [ 259.765973] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 259.805043] CPU: 0 PID: 1826 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 259.813072] Hardware name: STM32 (Device Tree Support) # [ 259.818500] PC is at 0xc6092580 # [ 259.821910] LR is at execute_location+0xa4/0xb4 # [ 259.826706] pc : [] lr : [] psr: 60080013 # [ 259.833260] sp : c4fd3e30 ip : 00000027 fp : c4fd3e4c # [ 259.838765] r10: 0000000d r9 : c1ad714c r8 : c15ec020 # [ 259.844271] r7 : c4fd3f60 r6 : 00000001 r5 : c6092580 r4 : c0c59cac # [ 259.851088] r3 : 0fecc468 r2 : 0fecc468 r1 : ef7955e4 r0 : 0000002b # [ 259.857907] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 259.865333] Control: 10c5387d Table: c560806a DAC: 00000051 # [ 259.871367] Process cat (pid: 1826, stack limit = 0xe826d0a6) # [ 259.877394] Stack: (0xc4fd3e30 to 0xc4fd4000) # [ 259.882029] 3e20: c6092580 c579a000 0000000d c4fd3f60 # [ 259.890506] 3e40: c4fd3e64 c4fd3e50 c0c59cfc c13ce0b4 00000021 c579a000 c4fd3e74 c4fd3e68 # [ 259.898980] 3e60: c0c58f3c c0c59cd0 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c5192c80 # [ 259.907454] 3e80: b6e4d000 0000000d c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 # [ 259.915929] 3ea0: 00000000 c5192c80 b6e4d000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 # [ 259.924403] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 # [ 259.932877] 3ee0: b6e4d000 00020000 00000004 0000000d 0001fff3 c4fd3ee0 00000001 b6e4c000 # [ 259.941351] 3f00: c51928c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 259.949827] 3f20: 00000000 00000000 c13e36b0 0fecc468 c206c220 c5192c80 c5192c80 c4fd2000 # [ 259.958301] 3f40: b6e4d000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 # [ 259.966774] 3f60: 00000000 00000000 c4fd3fac 0fecc468 0000000d 0000000d 7ff00000 00000004 # [ 259.975251] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 # [ 259.983727] 3fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e4d000 0000000d 00000001 # [ 259.992204] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e4d000 00020000 0041fe38 # [ 260.000679] 3fe0: 00000004 be8337e8 b6f1333b b6e8c616 60080030 00000001 00000000 00000000 # [ 260.009143] Backtrace: # [ 260.011869] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 260.020597] r7:c4fd3f60 r6:0000000d r5:c579a000 r4:c6092580 # [ 260.026540] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 260.035181] r5:c579a000 r4:00000021 # [ 260.039032] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 260.047334] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 260.055542] r9:c4fd3f60 r8:c3a55b40 r7:0000000d r6:b6e4d000 r5:c5192c80 r4:c0c5931c # [ 260.063586] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 260.071705] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e4d000 r5:c5192c80 r4:00000000 # [ 260.079744] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 260.087169] r10:00000004 r9:00000000 r8:00000000 r7:b6e4d000 r6:c4fd2000 r5:c5192c80 # [ 260.095285] r4:c5192c80 # [ 260.098091] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 260.105516] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 260.113557] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 260.121410] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) # [ 260.126744] 3fa0: 0000000d 0000000d 00000001 b6e4d000 0000000d 00000001 # [ 260.135220] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e4d000 00020000 0041fe38 # [ 260.143689] 3fe0: 00000004 be8337e8 b6f1333b b6e8c616 # [ 260.149023] Code: 00150016 efe8d4e0 efe8d740 efe8d760 (e1a0c00d) # [ 260.155403] ---[ end trace c3c49dc6ed3a54bf ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh <6>[ 261.121352] lkdtm: Performing direct entry EXEC_VMALLOC <6>[ 261.125880] lkdtm: attempting ok execution at c0c59cac <6>[ 261.130848] lkdtm: attempting bad execution at f0889000 <1>[ 261.136550] 8<--- cut here --- <1>[ 261.139679] Unable to handle kernel paging request at virtual address f0889000 <1>[ 261.147351] pgd = 9221bf4c <1>[ 261.150159] [f0889000] *pgd=c2958811, *pte=f83d765f, *ppte=f83d745f <0>[ 261.156791] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 261.162211] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 261.201272] CPU: 0 PID: 1904 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 261.209300] Hardware name: STM32 (Device Tree Support) <4>[ 261.214727] PC is at 0xf0889000 <4>[ 261.218138] LR is at execute_location+0xa4/0xb4 <4>[ 261.222932] pc : [] lr : [] psr: 60080013 <4>[ 261.229485] sp : c4fd3e30 ip : c4fd3d38 fp : c4fd3e4c <4>[ 261.234989] r10: 0000000d r9 : c1ad715c r8 : c15ec020 <4>[ 261.240494] r7 : c4fd3f60 r6 : 00000001 r5 : f0889000 r4 : c0c59cac <4>[ 261.247310] r3 : f33e0b88 r2 : f33e0b88 r1 : ef7955e0 r0 : 0000002b <4>[ 261.254127] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 261.261553] Control: 10c5387d Table: c559006a DAC: 00000051 <0>[ 261.267586] Process cat (pid: 1904, stack limit = 0xe826d0a6) <0>[ 261.273612] Stack: (0xc4fd3e30 to 0xc4fd4000) <0>[ 261.278248] 3e20: f0889000 c57a3000 0000000d c4fd3f60 <0>[ 261.286725] 3e40: c4fd3e64 c4fd3e50 c0c59d30 c13ce0b4 00000022 c57a3000 c4fd3e74 c4fd3e68 <0>[ 261.295199] 3e60: c0c58f3c c0c59d14 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c5192140 <0>[ 261.303674] 3e80: b6e9d000 0000000d c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 <0>[ 261.312150] 3ea0: 00000000 c5192140 b6e9d000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 <0>[ 261.320626] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 <0>[ 261.329102] 3ee0: b6e9d000 00020000 00000004 0000000d 0001fff3 c4fd3ee0 00000001 b6e9c000 <0>[ 261.337575] 3f00: c50ab780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 261.346052] 3f20: 00000000 00000000 c13e36b0 f33e0b88 c206c220 c5192140 c5192140 c4fd2000 <0>[ 261.354527] 3f40: b6e9d000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 <0>[ 261.363003] 3f60: 00000000 00000000 c4fd3fac f33e0b88 0000000d 0000000d 7ff00000 00000004 <0>[ 261.371479] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 <0>[ 261.379954] 3fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e9d000 0000000d 00000001 <0>[ 261.388429] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9d000 00020000 004dfe38 <0>[ 261.396904] 3fe0: 00000004 beafc7e8 b6f6333b b6edc616 60080030 00000001 00000000 00000000 <0>[ 261.405369] Backtrace: <0>[ 261.408095] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 261.416824] r7:c4fd3f60 r6:0000000d r5:c57a3000 r4:f0889000 <0>[ 261.422769] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 261.431411] r5:c57a3000 r4:00000022 <0>[ 261.435263] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 261.443567] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 261.451776] r9:c4fd3f60 r8:c3a55b40 r7:0000000d r6:b6e9d000 r5:c5192140 r4:c0c5931c <0>[ 261.459821] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 261.467941] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e9d000 r5:c5192140 r4:00000000 <0>[ 261.475981] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 261.483406] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c4fd2000 r5:c5192140 <0>[ 261.491524] r4:c5192140 <0>[ 261.494331] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 261.501757] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 261.509799] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 261.517651] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) <0>[ 261.522987] 3fa0: 0000000d 0000000d 00000001 b6e9d000 0000000d 00000001 <0>[ 261.531465] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9d000 00020000 004dfe38 <0>[ 261.539936] 3fe0: 00000004 beafc7e8 b6f6333b b6edc616 <0>[ 261.545277] Code: bad PC value <4>[ 261.548674] ---[ end trace c3c49dc6ed3a54c0 ]--- # Segmentation fault # [ 261.121352] lkdtm: Performing direct entry EXEC_VMALLOC # [ 261.125880] lkdtm: attempting ok execution at c0c59cac # [ 261.130848] lkdtm: attempting bad execution at f0889000 # [ 261.136550] 8<--- cut here --- # [ 261.139679] Unable to handle kernel paging request at virtual address f0889000 # [ 261.147351] pgd = 9221bf4c # [ 261.150159] [f0889000] *pgd=c2958811, *pte=f83d765f, *ppte=f83d745f # [ 261.156791] Internal error: Oops: 8000000f [#6] SMP ARM # [ 261.162211] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 261.201272] CPU: 0 PID: 1904 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 261.209300] Hardware name: STM32 (Device Tree Support) # [ 261.214727] PC is at 0xf0889000 # [ 261.218138] LR is at execute_location+0xa4/0xb4 # [ 261.222932] pc : [] lr : [] psr: 60080013 # [ 261.229485] sp : c4fd3e30 ip : c4fd3d38 fp : c4fd3e4c # [ 261.234989] r10: 0000000d r9 : c1ad715c r8 : c15ec020 # [ 261.240494] r7 : c4fd3f60 r6 : 00000001 r5 : f0889000 r4 : c0c59cac # [ 261.247310] r3 : f33e0b88 r2 : f33e0b88 r1 : ef7955e0 r0 : 0000002b # [ 261.254127] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 261.261553] Control: 10c5387d Table: c559006a DAC: 00000051 # [ 261.267586] Process cat (pid: 1904, stack limit = 0xe826d0a6) # [ 261.273612] Stack: (0xc4fd3e30 to 0xc4fd4000) # [ 261.278248] 3e20: f0889000 c57a3000 0000000d c4fd3f60 # [ 261.286725] 3e40: c4fd3e64 c4fd3e50 c0c59d30 c13ce0b4 00000022 c57a3000 c4fd3e74 c4fd3e68 # [ 261.295199] 3e60: c0c58f3c c0c59d14 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c5192140 # [ 261.303674] 3e80: b6e9d000 0000000d c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 # [ 261.312150] 3ea0: 00000000 c5192140 b6e9d000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 # [ 261.320626] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 # [ 261.329102] 3ee0: b6e9d000 00020000 00000004 0000000d 0001fff3 c4fd3ee0 00000001 b6e9c000 # [ 261.337575] 3f00: c50ab780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 261.346052] 3f20: 00000000 00000000 c13e36b0 f33e0b88 c206c220 c5192140 c5192140 c4fd2000 # [ 261.354527] 3f40: b6e9d000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 # [ 261.363003] 3f60: 00000000 00000000 c4fd3fac f33e0b88 0000000d 0000000d 7ff00000 00000004 # [ 261.371479] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 # [ 261.379954] 3fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e9d000 0000000d 00000001 # [ 261.388429] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9d000 00020000 004dfe38 # [ 261.396904] 3fe0: 00000004 beafc7e8 b6f6333b b6edc616 60080030 00000001 00000000 00000000 # [ 261.405369] Backtrace: # [ 261.408095] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 261.416824] r7:c4fd3f60 r6:0000000d r5:c57a3000 r4:f0889000 # [ 261.422769] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 261.431411] r5:c57a3000 r4:00000022 # [ 261.435263] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 261.443567] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 261.451776] r9:c4fd3f60 r8:c3a55b40 r7:0000000d r6:b6e9d000 r5:c5192140 r4:c0c5931c # [ 261.459821] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 261.467941] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e9d000 r5:c5192140 r4:00000000 # [ 261.475981] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 261.483406] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c4fd2000 r5:c5192140 # [ 261.491524] r4:c5192140 # [ 261.494331] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 261.501757] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 261.509799] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 261.517651] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) # [ 261.522987] 3fa0: 0000000d 0000000d 00000001 b6e9d000 0000000d 00000001 # [ 261.531465] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9d000 00020000 004dfe38 # [ 261.539936] 3fe0: 00000004 beafc7e8 b6f6333b b6edc616 # [ 261.545277] Code: bad PC value # [ 261.548674] ---[ end trace c3c49dc6ed3a54c0 ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh <6>[ 262.528750] lkdtm: Performing direct entry EXEC_RODATA <6>[ 262.532748] lkdtm: attempting ok execution at c0c59cac <6>[ 262.538396] lkdtm: attempting bad execution at c15ec2bc <1>[ 262.543678] 8<--- cut here --- <1>[ 262.546985] Unable to handle kernel paging request at virtual address c15ec2bc <1>[ 262.554505] pgd = 93cd8e52 <1>[ 262.557474] [c15ec2bc] *pgd=c141941e(bad) <0>[ 262.561765] Internal error: Oops: 8000000d [#7] SMP ARM <4>[ 262.567267] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 262.606347] CPU: 1 PID: 1982 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 262.614376] Hardware name: STM32 (Device Tree Support) <4>[ 262.619811] PC is at lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 262.625135] LR is at execute_location+0xa4/0xb4 <4>[ 262.629936] pc : [] lr : [] psr: 60080013 <4>[ 262.636491] sp : c51efe38 ip : 00000027 fp : c51efe54 <4>[ 262.641998] r10: 0000000c r9 : c1ad716c r8 : c15ec020 <4>[ 262.647505] r7 : c51eff60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59cac <4>[ 262.654323] r3 : 23f2d7e6 r2 : 23f2d7e6 r1 : ef7aa5e4 r0 : 0000002b <4>[ 262.661143] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 262.668571] Control: 10c5387d Table: c567006a DAC: 00000051 <0>[ 262.674606] Process cat (pid: 1982, stack limit = 0x601df15a) <0>[ 262.680635] Stack: (0xc51efe38 to 0xc51f0000) <0>[ 262.685270] fe20: 00000023 c4c79000 <0>[ 262.693753] fe40: 0000000c c51eff60 c51efe64 c51efe58 c13ce334 c13ce0b4 c51efe74 c51efe68 <0>[ 262.702232] fe60: c0c58f3c c13ce31c c51efe9c c51efe78 c0c5943c c0c58f1c c0c5931c c60743c0 <0>[ 262.710712] fe80: b6e8e000 0000000c c3a55b40 c51eff60 c51efec4 c51efea0 c07e29dc c0c59328 <0>[ 262.719190] fea0: 00000000 c60743c0 b6e8e000 c290d000 c51eff60 c07e2978 c51eff5c c51efec8 <0>[ 262.727668] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c51ee000 <0>[ 262.736146] fee0: b6e8e000 00020000 00000004 0000000c 0001fff4 c51efee0 00000001 b6e8d000 <0>[ 262.744622] ff00: c52ef3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 262.753099] ff20: 00000000 00000000 c13e36b0 23f2d7e6 c206c220 c60743c0 c60743c0 c51ee000 <0>[ 262.761576] ff40: b6e8e000 00000000 00000000 00000004 c51eff94 c51eff60 c059c9b0 c059c304 <0>[ 262.770053] ff60: 00000000 00000000 c51effac 23f2d7e6 0000000c 0000000c 7ff00000 00000004 <0>[ 262.778530] ff80: c03002e4 c51ee000 c51effa4 c51eff98 c059ca40 c059c948 00000000 c51effa8 <0>[ 262.787007] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e8e000 0000000c 00000001 <0>[ 262.795484] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e8e000 00020000 004afe38 <0>[ 262.803960] ffe0: 00000004 beb607e8 b6f5433b b6ecd616 60080030 00000001 00000000 00000000 <0>[ 262.812426] Backtrace: <0>[ 262.815150] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 262.823796] r7:c51eff60 r6:0000000c r5:c4c79000 r4:00000023 <0>[ 262.829744] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 262.838303] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 262.846608] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 262.854823] r9:c51eff60 r8:c3a55b40 r7:0000000c r6:b6e8e000 r5:c60743c0 r4:c0c5931c <0>[ 262.862866] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 262.870983] r9:c07e2978 r8:c51eff60 r7:c290d000 r6:b6e8e000 r5:c60743c0 r4:00000000 <0>[ 262.879025] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 262.886451] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c51ee000 r5:c60743c0 <0>[ 262.894568] r4:c60743c0 <0>[ 262.897376] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 262.904801] r9:c51ee000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 262.912845] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 262.920697] Exception stack(0xc51effa8 to 0xc51efff0) <0>[ 262.926033] ffa0: 0000000c 0000000c 00000001 b6e8e000 0000000c 00000001 <0>[ 262.934511] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e8e000 00020000 004afe38 <0>[ 262.942983] ffe0: 00000004 beb607e8 b6f5433b b6ecd616 <0>[ 262.948319] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 262.954700] ---[ end trace c3c49dc6ed3a54c1 ]--- # Segmentation fault # [ 262.528750] lkdtm: Performing direct entry EXEC_RODATA # [ 262.532748] lkdtm: attempting ok execution at c0c59cac # [ 262.538396] lkdtm: attempting bad execution at c15ec2bc # [ 262.543678] 8<--- cut here --- # [ 262.546985] Unable to handle kernel paging request at virtual address c15ec2bc # [ 262.554505] pgd = 93cd8e52 # [ 262.557474] [c15ec2bc] *pgd=c141941e(bad) # [ 262.561765] Internal error: Oops: 8000000d [#7] SMP ARM # [ 262.567267] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 262.606347] CPU: 1 PID: 1982 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 262.614376] Hardware name: STM32 (Device Tree Support) # [ 262.619811] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 262.625135] LR is at execute_location+0xa4/0xb4 # [ 262.629936] pc : [] lr : [] psr: 60080013 # [ 262.636491] sp : c51efe38 ip : 00000027 fp : c51efe54 # [ 262.641998] r10: 0000000c r9 : c1ad716c r8 : c15ec020 # [ 262.647505] r7 : c51eff60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59cac # [ 262.654323] r3 : 23f2d7e6 r2 : 23f2d7e6 r1 : ef7aa5e4 r0 : 0000002b # [ 262.661143] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 262.668571] Control: 10c5387d Table: c567006a DAC: 00000051 # [ 262.674606] Process cat (pid: 1982, stack limit = 0x601df15a) # [ 262.680635] Stack: (0xc51efe38 to 0xc51f0000) # [ 262.685270] fe20: 00000023 c4c79000 # [ 262.693753] fe40: 0000000c c51eff60 c51efe64 c51efe58 c13ce334 c13ce0b4 c51efe74 c51efe68 # [ 262.702232] fe60: c0c58f3c c13ce31c c51efe9c c51efe78 c0c5943c c0c58f1c c0c5931c c60743c0 # [ 262.710712] fe80: b6e8e000 0000000c c3a55b40 c51eff60 c51efec4 c51efea0 c07e29dc c0c59328 # [ 262.719190] fea0: 00000000 c60743c0 b6e8e000 c290d000 c51eff60 c07e2978 c51eff5c c51efec8 # [ 262.727668] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c51ee000 # [ 262.736146] fee0: b6e8e000 00020000 00000004 0000000c 0001fff4 c51efee0 00000001 b6e8d000 # [ 262.744622] ff00: c52ef3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 262.753099] ff20: 00000000 00000000 c13e36b0 23f2d7e6 c206c220 c60743c0 c60743c0 c51ee000 # [ 262.761576] ff40: b6e8e000 00000000 00000000 00000004 c51eff94 c51eff60 c059c9b0 c059c304 # [ 262.770053] ff60: 00000000 00000000 c51effac 23f2d7e6 0000000c 0000000c 7ff00000 00000004 # [ 262.778530] ff80: c03002e4 c51ee000 c51effa4 c51eff98 c059ca40 c059c948 00000000 c51effa8 # [ 262.787007] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e8e000 0000000c 00000001 # [ 262.795484] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e8e000 00020000 004afe38 # [ 262.803960] ffe0: 00000004 beb607e8 b6f5433b b6ecd616 60080030 00000001 00000000 00000000 # [ 262.812426] Backtrace: # [ 262.815150] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 262.823796] r7:c51eff60 r6:0000000c r5:c4c79000 r4:00000023 # [ 262.829744] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 262.838303] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 262.846608] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 262.854823] r9:c51eff60 r8:c3a55b40 r7:0000000c r6:b6e8e000 r5:c60743c0 r4:c0c5931c # [ 262.862866] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 262.870983] r9:c07e2978 r8:c51eff60 r7:c290d000 r6:b6e8e000 r5:c60743c0 r4:00000000 # [ 262.879025] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 262.886451] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c51ee000 r5:c60743c0 # [ 262.894568] r4:c60743c0 # [ 262.897376] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 262.904801] r9:c51ee000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 262.912845] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 262.920697] Exception stack(0xc51effa8 to 0xc51efff0) # [ 262.926033] ffa0: 0000000c 0000000c 00000001 b6e8e000 0000000c 00000001 # [ 262.934511] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e8e000 00020000 004afe38 # [ 262.942983] ffe0: 00000004 beb607e8 b6f5433b b6ecd616 # [ 262.948319] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 262.954700] ---[ end trace c3c49dc6ed3a54c1 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh <6>[ 264.287467] lkdtm: Performing direct entry EXEC_USERSPACE <6>[ 264.291750] lkdtm: attempting ok execution at c0c59cac <6>[ 264.297552] lkdtm: attempting bad execution at b6f07000 <1>[ 264.302653] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f07000 <0>[ 264.310075] Internal error: : b [#8] SMP ARM <4>[ 264.314615] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 264.353685] CPU: 1 PID: 2059 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 264.361715] Hardware name: STM32 (Device Tree Support) <4>[ 264.367142] PC is at 0xb6f07000 <4>[ 264.370551] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 <4>[ 264.375698] pc : [] lr : [] psr: 60080013 <4>[ 264.382252] sp : c5375e48 ip : 00000027 fp : c5375e64 <4>[ 264.387756] r10: 0000000f r9 : c1ad7178 r8 : c15ec020 <4>[ 264.393262] r7 : c5375f60 r6 : 0000000f r5 : c4c79000 r4 : b6f07000 <4>[ 264.400078] r3 : ef22753d r2 : ef22753d r1 : ef7aa5e4 r0 : 0000002b <4>[ 264.406896] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 264.414321] Control: 10c5387d Table: c617006a DAC: 00000051 <0>[ 264.420355] Process cat (pid: 2059, stack limit = 0x9c1e8c15) <0>[ 264.426380] Stack: (0xc5375e48 to 0xc5376000) <0>[ 264.431017] 5e40: 00000001 00000000 0000000f 00000024 c5375e74 c5375e68 <0>[ 264.439493] 5e60: c0c58f3c c0c59d48 c5375e9c c5375e78 c0c5943c c0c58f1c c0c5931c c4c77a00 <0>[ 264.447969] 5e80: b6dcc000 0000000f c3a55b40 c5375f60 c5375ec4 c5375ea0 c07e29dc c0c59328 <0>[ 264.456447] 5ea0: 00000000 c4c77a00 b6dcc000 c290d000 c5375f60 c07e2978 c5375f5c c5375ec8 <0>[ 264.464923] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c5374000 <0>[ 264.473399] 5ee0: b6dcc000 00020000 00000004 0000000f 0001fff1 c5375ee0 00000001 b6dcb000 <0>[ 264.481875] 5f00: c5246b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 264.490351] 5f20: 00000000 00000000 c13e36b0 ef22753d c206c220 c4c77a00 c4c77a00 c5374000 <0>[ 264.498827] 5f40: b6dcc000 00000000 00000000 00000004 c5375f94 c5375f60 c059c9b0 c059c304 <0>[ 264.507304] 5f60: 00000000 00000000 c5375fac ef22753d 0000000f 0000000f 7ff00000 00000004 <0>[ 264.515781] 5f80: c03002e4 c5374000 c5375fa4 c5375f98 c059ca40 c059c948 00000000 c5375fa8 <0>[ 264.524258] 5fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6dcc000 0000000f 00000001 <0>[ 264.532736] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6dcc000 00020000 0049fe38 <0>[ 264.541213] 5fe0: 00000004 bedde7e8 b6e9233b b6e0b616 60080030 00000001 00000000 00000000 <0>[ 264.549681] Backtrace: <0>[ 264.552406] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 264.561222] r4:00000024 <0>[ 264.564025] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 264.572332] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 264.580541] r9:c5375f60 r8:c3a55b40 r7:0000000f r6:b6dcc000 r5:c4c77a00 r4:c0c5931c <0>[ 264.588585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 264.596705] r9:c07e2978 r8:c5375f60 r7:c290d000 r6:b6dcc000 r5:c4c77a00 r4:00000000 <0>[ 264.604751] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 264.612174] r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c5374000 r5:c4c77a00 <0>[ 264.620290] r4:c4c77a00 <0>[ 264.623098] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 264.630522] r9:c5374000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f <0>[ 264.638564] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 264.646416] Exception stack(0xc5375fa8 to 0xc5375ff0) <0>[ 264.651752] 5fa0: 0000000f 0000000f 00000001 b6dcc000 0000000f 00000001 <0>[ 264.660230] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6dcc000 00020000 0049fe38 <0>[ 264.668702] 5fe0: 00000004 bedde7e8 b6e9233b b6e0b616 <0>[ 264.674046] Code: bad PC value <4>[ 264.677361] ---[ end trace c3c49dc6ed3a54c2 ]--- # Segmentation fault # [ 264.287467] lkdtm: Performing direct entry EXEC_USERSPACE # [ 264.291750] lkdtm: attempting ok execution at c0c59cac # [ 264.297552] lkdtm: attempting bad execution at b6f07000 # [ 264.302653] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f07000 # [ 264.310075] Internal error: : b [#8] SMP ARM # [ 264.314615] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 264.353685] CPU: 1 PID: 2059 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 264.361715] Hardware name: STM32 (Device Tree Support) # [ 264.367142] PC is at 0xb6f07000 # [ 264.370551] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 264.375698] pc : [] lr : [] psr: 60080013 # [ 264.382252] sp : c5375e48 ip : 00000027 fp : c5375e64 # [ 264.387756] r10: 0000000f r9 : c1ad7178 r8 : c15ec020 # [ 264.393262] r7 : c5375f60 r6 : 0000000f r5 : c4c79000 r4 : b6f07000 # [ 264.400078] r3 : ef22753d r2 : ef22753d r1 : ef7aa5e4 r0 : 0000002b # [ 264.406896] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 264.414321] Control: 10c5387d Table: c617006a DAC: 00000051 # [ 264.420355] Process cat (pid: 2059, stack limit = 0x9c1e8c15) # [ 264.426380] Stack: (0xc5375e48 to 0xc5376000) # [ 264.431017] 5e40: 00000001 00000000 0000000f 00000024 c5375e74 c5375e68 # [ 264.439493] 5e60: c0c58f3c c0c59d48 c5375e9c c5375e78 c0c5943c c0c58f1c c0c5931c c4c77a00 # [ 264.447969] 5e80: b6dcc000 0000000f c3a55b40 c5375f60 c5375ec4 c5375ea0 c07e29dc c0c59328 # [ 264.456447] 5ea0: 00000000 c4c77a00 b6dcc000 c290d000 c5375f60 c07e2978 c5375f5c c5375ec8 # [ 264.464923] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c5374000 # [ 264.473399] 5ee0: b6dcc000 00020000 00000004 0000000f 0001fff1 c5375ee0 00000001 b6dcb000 # [ 264.481875] 5f00: c5246b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 264.490351] 5f20: 00000000 00000000 c13e36b0 ef22753d c206c220 c4c77a00 c4c77a00 c5374000 # [ 264.498827] 5f40: b6dcc000 00000000 00000000 00000004 c5375f94 c5375f60 c059c9b0 c059c304 # [ 264.507304] 5f60: 00000000 00000000 c5375fac ef22753d 0000000f 0000000f 7ff00000 00000004 # [ 264.515781] 5f80: c03002e4 c5374000 c5375fa4 c5375f98 c059ca40 c059c948 00000000 c5375fa8 # [ 264.524258] 5fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6dcc000 0000000f 00000001 # [ 264.532736] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6dcc000 00020000 0049fe38 # [ 264.541213] 5fe0: 00000004 bedde7e8 b6e9233b b6e0b616 60080030 00000001 00000000 00000000 # [ 264.549681] Backtrace: # [ 264.552406] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 264.561222] r4:00000024 # [ 264.564025] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 264.572332] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 264.580541] r9:c5375f60 r8:c3a55b40 r7:0000000f r6:b6dcc000 r5:c4c77a00 r4:c0c5931c # [ 264.588585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 264.596705] r9:c07e2978 r8:c5375f60 r7:c290d000 r6:b6dcc000 r5:c4c77a00 r4:00000000 # [ 264.604751] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 264.612174] r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c5374000 r5:c4c77a00 # [ 264.620290] r4:c4c77a00 # [ 264.623098] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 264.630522] r9:c5374000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f # [ 264.638564] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 264.646416] Exception stack(0xc5375fa8 to 0xc5375ff0) # [ 264.651752] 5fa0: 0000000f 0000000f 00000001 b6dcc000 0000000f 00000001 # [ 264.660230] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6dcc000 00020000 0049fe38 # [ 264.668702] 5fe0: 00000004 bedde7e8 b6e9233b b6e0b616 # [ 264.674046] Code: bad PC value # [ 264.677361] ---[ end trace c3c49dc6ed3a54c2 ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh <6>[ 265.668326] lkdtm: Performing direct entry EXEC_NULL <6>[ 265.672407] lkdtm: attempting ok execution at c0c59cac <6>[ 265.677745] lkdtm: attempting bad execution at 00000000 <1>[ 265.683084] 8<--- cut here --- <1>[ 265.686465] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 265.694825] pgd = 364c7306 <1>[ 265.697866] [00000000] *pgd=00000000 <0>[ 265.701613] Internal error: Oops: 80000005 [#9] SMP ARM <4>[ 265.707098] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 265.746165] CPU: 0 PID: 2131 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 265.754193] Hardware name: STM32 (Device Tree Support) <4>[ 265.759622] PC is at 0x0 <4>[ 265.762422] LR is at execute_location+0xa4/0xb4 <4>[ 265.767218] pc : [<00000000>] lr : [] psr: 60080013 <4>[ 265.773773] sp : c4fd3e38 ip : 00000027 fp : c4fd3e54 <4>[ 265.779280] r10: 0000000a r9 : c1ad7188 r8 : c15ec020 <4>[ 265.784787] r7 : c4fd3f60 r6 : 00000000 r5 : 00000000 r4 : c0c59cac <4>[ 265.791603] r3 : 93c6856f r2 : 93c6856f r1 : ef7955e4 r0 : 0000002b <4>[ 265.798423] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 265.805852] Control: 10c5387d Table: c57fc06a DAC: 00000051 <0>[ 265.811888] Process cat (pid: 2131, stack limit = 0xe826d0a6) <0>[ 265.817915] Stack: (0xc4fd3e38 to 0xc4fd4000) <0>[ 265.822550] 3e20: 00000025 c57a3000 <0>[ 265.831031] 3e40: 0000000a c4fd3f60 c4fd3e64 c4fd3e58 c13ce358 c13ce0b4 c4fd3e74 c4fd3e68 <0>[ 265.839509] 3e60: c0c58f3c c13ce344 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c5016280 <0>[ 265.847986] 3e80: b6e68000 0000000a c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 <0>[ 265.856463] 3ea0: 00000000 c5016280 b6e68000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 <0>[ 265.864940] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 <0>[ 265.873417] 3ee0: b6e68000 00020000 00000004 0000000a 0001fff6 c4fd3ee0 00000001 b6e67000 <0>[ 265.881893] 3f00: c5016a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 265.890371] 3f20: 00000000 00000000 c13e36b0 93c6856f c206c220 c5016280 c5016280 c4fd2000 <0>[ 265.898849] 3f40: b6e68000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 <0>[ 265.907326] 3f60: 00000000 00000000 c4fd3fac 93c6856f 0000000a 0000000a 7ff00000 00000004 <0>[ 265.915804] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 <0>[ 265.924281] 3fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e68000 0000000a 00000001 <0>[ 265.932758] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e68000 00020000 0050fe38 <0>[ 265.941235] 3fe0: 00000004 bea307e8 b6f2e33b b6ea7616 60080030 00000001 00000000 00000000 <0>[ 265.949704] Backtrace: <0>[ 265.952428] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 265.960899] r7:c4fd3f60 r6:0000000a r5:c57a3000 r4:00000025 <0>[ 265.966849] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 265.975235] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 265.983542] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 265.991751] r9:c4fd3f60 r8:c3a55b40 r7:0000000a r6:b6e68000 r5:c5016280 r4:c0c5931c <0>[ 265.999796] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 266.007919] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e68000 r5:c5016280 r4:00000000 <0>[ 266.015963] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 266.023389] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c4fd2000 r5:c5016280 <0>[ 266.031509] r4:c5016280 <0>[ 266.034316] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 266.041744] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 266.049787] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 266.057641] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) <0>[ 266.062978] 3fa0: 0000000a 0000000a 00000001 b6e68000 0000000a 00000001 <0>[ 266.071458] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e68000 00020000 0050fe38 <0>[ 266.079932] 3fe0: 00000004 bea307e8 b6f2e33b b6ea7616 <0>[ 266.085272] Code: bad PC value <4>[ 266.088672] ---[ end trace c3c49dc6ed3a54c3 ]--- # Segmentation fault # [ 265.668326] lkdtm: Performing direct entry EXEC_NULL # [ 265.672407] lkdtm: attempting ok execution at c0c59cac # [ 265.677745] lkdtm: attempting bad execution at 00000000 # [ 265.683084] 8<--- cut here --- # [ 265.686465] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 265.694825] pgd = 364c7306 # [ 265.697866] [00000000] *pgd=00000000 # [ 265.701613] Internal error: Oops: 80000005 [#9] SMP ARM # [ 265.707098] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 265.746165] CPU: 0 PID: 2131 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 265.754193] Hardware name: STM32 (Device Tree Support) # [ 265.759622] PC is at 0x0 # [ 265.762422] LR is at execute_location+0xa4/0xb4 # [ 265.767218] pc : [<00000000>] lr : [] psr: 60080013 # [ 265.773773] sp : c4fd3e38 ip : 00000027 fp : c4fd3e54 # [ 265.779280] r10: 0000000a r9 : c1ad7188 r8 : c15ec020 # [ 265.784787] r7 : c4fd3f60 r6 : 00000000 r5 : 00000000 r4 : c0c59cac # [ 265.791603] r3 : 93c6856f r2 : 93c6856f r1 : ef7955e4 r0 : 0000002b # [ 265.798423] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 265.805852] Control: 10c5387d Table: c57fc06a DAC: 00000051 # [ 265.811888] Process cat (pid: 2131, stack limit = 0xe826d0a6) # [ 265.817915] Stack: (0xc4fd3e38 to 0xc4fd4000) # [ 265.822550] 3e20: 00000025 c57a3000 # [ 265.831031] 3e40: 0000000a c4fd3f60 c4fd3e64 c4fd3e58 c13ce358 c13ce0b4 c4fd3e74 c4fd3e68 # [ 265.839509] 3e60: c0c58f3c c13ce344 c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c5016280 # [ 265.847986] 3e80: b6e68000 0000000a c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 # [ 265.856463] 3ea0: 00000000 c5016280 b6e68000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 # [ 265.864940] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 # [ 265.873417] 3ee0: b6e68000 00020000 00000004 0000000a 0001fff6 c4fd3ee0 00000001 b6e67000 # [ 265.881893] 3f00: c5016a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 265.890371] 3f20: 00000000 00000000 c13e36b0 93c6856f c206c220 c5016280 c5016280 c4fd2000 # [ 265.898849] 3f40: b6e68000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 # [ 265.907326] 3f60: 00000000 00000000 c4fd3fac 93c6856f 0000000a 0000000a 7ff00000 00000004 # [ 265.915804] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 # [ 265.924281] 3fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e68000 0000000a 00000001 # [ 265.932758] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e68000 00020000 0050fe38 # [ 265.941235] 3fe0: 00000004 bea307e8 b6f2e33b b6ea7616 60080030 00000001 00000000 00000000 # [ 265.949704] Backtrace: # [ 265.952428] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 265.960899] r7:c4fd3f60 r6:0000000a r5:c57a3000 r4:00000025 # [ 265.966849] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 265.975235] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 265.983542] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 265.991751] r9:c4fd3f60 r8:c3a55b40 r7:0000000a r6:b6e68000 r5:c5016280 r4:c0c5931c # [ 265.999796] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 266.007919] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6e68000 r5:c5016280 r4:00000000 # [ 266.015963] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 266.023389] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c4fd2000 r5:c5016280 # [ 266.031509] r4:c5016280 # [ 266.034316] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 266.041744] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 266.049787] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 266.057641] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) # [ 266.062978] 3fa0: 0000000a 0000000a 00000001 b6e68000 0000000a 00000001 # [ 266.071458] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e68000 00020000 0050fe38 # [ 266.079932] 3fe0: 00000004 bea307e8 b6f2e33b b6ea7616 # [ 266.085272] Code: bad PC value # [ 266.088672] ---[ end trace c3c49dc6ed3a54c3 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh <6>[ 267.245136] lkdtm: Performing direct entry ACCESS_USERSPACE <6>[ 267.249804] lkdtm: attempting bad read at b6eea000 <1>[ 267.254629] 8<--- cut here --- <1>[ 267.257946] Unhandled fault: page domain fault (0x01b) at 0xb6eea000 <1>[ 267.264588] pgd = 521a4346 <1>[ 267.267553] [b6eea000] *pgd=f81d9835 <0>[ 267.271407] Internal error: : 1b [#10] SMP ARM <4>[ 267.276120] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 267.315178] CPU: 1 PID: 2208 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 267.323206] Hardware name: STM32 (Device Tree Support) <4>[ 267.328639] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 267.334135] LR is at 0x0 <4>[ 267.336926] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 267.343479] sp : c4fd3e38 ip : 00000027 fp : c4fd3e64 <4>[ 267.348983] r10: 00000011 r9 : c1ad7194 r8 : c15ec020 <4>[ 267.354487] r7 : c4fd3f60 r6 : 00000051 r5 : c4fd2000 r4 : b6eea000 <4>[ 267.361302] r3 : fc4db61c r2 : fc4db61c r1 : ef7aa5e4 r0 : 00000026 <4>[ 267.368118] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 267.375543] Control: 10c5387d Table: c55a806a DAC: 00000051 <0>[ 267.381575] Process cat (pid: 2208, stack limit = 0xe826d0a6) <0>[ 267.387601] Stack: (0xc4fd3e38 to 0xc4fd4000) <0>[ 267.392234] 3e20: 00000022 00000000 <0>[ 267.400713] 3e40: 00000000 fc4db61c c4fd3e6c 00000026 c4fa6000 00000011 c4fd3e74 c4fd3e68 <0>[ 267.409187] 3e60: c0c58f3c c0c59e1c c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c52efa00 <0>[ 267.417663] 3e80: b6daf000 00000011 c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 <0>[ 267.426138] 3ea0: 00000000 c52efa00 b6daf000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 <0>[ 267.434614] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 <0>[ 267.443090] 3ee0: b6daf000 00020000 00000004 00000011 0001ffef c4fd3ee0 00000001 b6dae000 <0>[ 267.451564] 3f00: c52efdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 267.460041] 3f20: 00000000 00000000 c13e36b0 fc4db61c c206c220 c52efa00 c52efa00 c4fd2000 <0>[ 267.468519] 3f40: b6daf000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 <0>[ 267.476996] 3f60: 00000000 00000000 c4fd3fac fc4db61c 00000011 00000011 7ff00000 00000004 <0>[ 267.485472] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 <0>[ 267.493949] 3fa0: c03000c0 c059ca34 00000011 00000011 00000001 b6daf000 00000011 00000001 <0>[ 267.502426] 3fc0: 00000011 00000011 7ff00000 00000004 00000001 b6daf000 00020000 004bfe38 <0>[ 267.510902] 3fe0: 00000004 bef1f7e8 b6e7533b b6dee616 60080030 00000001 00000000 00000000 <0>[ 267.519367] Backtrace: <0>[ 267.522091] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 267.531085] r6:00000011 r5:c4fa6000 r4:00000026 <0>[ 267.535984] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 267.544288] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 267.552497] r9:c4fd3f60 r8:c3a55b40 r7:00000011 r6:b6daf000 r5:c52efa00 r4:c0c5931c <0>[ 267.560541] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 267.568661] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6daf000 r5:c52efa00 r4:00000000 <0>[ 267.576701] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 267.584125] r10:00000004 r9:00000000 r8:00000000 r7:b6daf000 r6:c4fd2000 r5:c52efa00 <0>[ 267.592242] r4:c52efa00 <0>[ 267.595049] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 267.602474] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 <0>[ 267.610515] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 267.618367] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) <0>[ 267.623702] 3fa0: 00000011 00000011 00000001 b6daf000 00000011 00000001 <0>[ 267.632180] 3fc0: 00000011 00000011 7ff00000 00000004 00000001 b6daf000 00020000 004bfe38 <0>[ 267.640649] 3fe0: 00000004 bef1f7e8 b6e7533b b6dee616 <0>[ 267.645984] Code: e1a01004 e30800b8 e34c01ad eb1da4d0 (e5943000) <4>[ 267.652364] ---[ end trace c3c49dc6ed3a54c4 ]--- # Segmentation fault # [ 267.245136] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 267.249804] lkdtm: attempting bad read at b6eea000 # [ 267.254629] 8<--- cut here --- # [ 267.257946] Unhandled fault: page domain fault (0x01b) at 0xb6eea000 # [ 267.264588] pgd = 521a4346 # [ 267.267553] [b6eea000] *pgd=f81d9835 # [ 267.271407] Internal error: : 1b [#10] SMP ARM # [ 267.276120] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 267.315178] CPU: 1 PID: 2208 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 267.323206] Hardware name: STM32 (Device Tree Support) # [ 267.328639] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 267.334135] LR is at 0x0 # [ 267.336926] pc : [] lr : [<00000000>] psr: 60080013 # [ 267.343479] sp : c4fd3e38 ip : 00000027 fp : c4fd3e64 # [ 267.348983] r10: 00000011 r9 : c1ad7194 r8 : c15ec020 # [ 267.354487] r7 : c4fd3f60 r6 : 00000051 r5 : c4fd2000 r4 : b6eea000 # [ 267.361302] r3 : fc4db61c r2 : fc4db61c r1 : ef7aa5e4 r0 : 00000026 # [ 267.368118] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 267.375543] Control: 10c5387d Table: c55a806a DAC: 00000051 # [ 267.381575] Process cat (pid: 2208, stack limit = 0xe826d0a6) # [ 267.387601] Stack: (0xc4fd3e38 to 0xc4fd4000) # [ 267.392234] 3e20: 00000022 00000000 # [ 267.400713] 3e40: 00000000 fc4db61c c4fd3e6c 00000026 c4fa6000 00000011 c4fd3e74 c4fd3e68 # [ 267.409187] 3e60: c0c58f3c c0c59e1c c4fd3e9c c4fd3e78 c0c5943c c0c58f1c c0c5931c c52efa00 # [ 267.417663] 3e80: b6daf000 00000011 c3a55b40 c4fd3f60 c4fd3ec4 c4fd3ea0 c07e29dc c0c59328 # [ 267.426138] 3ea0: 00000000 c52efa00 b6daf000 c290d000 c4fd3f60 c07e2978 c4fd3f5c c4fd3ec8 # [ 267.434614] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c4fd2000 # [ 267.443090] 3ee0: b6daf000 00020000 00000004 00000011 0001ffef c4fd3ee0 00000001 b6dae000 # [ 267.451564] 3f00: c52efdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 267.460041] 3f20: 00000000 00000000 c13e36b0 fc4db61c c206c220 c52efa00 c52efa00 c4fd2000 # [ 267.468519] 3f40: b6daf000 00000000 00000000 00000004 c4fd3f94 c4fd3f60 c059c9b0 c059c304 # [ 267.476996] 3f60: 00000000 00000000 c4fd3fac fc4db61c 00000011 00000011 7ff00000 00000004 # [ 267.485472] 3f80: c03002e4 c4fd2000 c4fd3fa4 c4fd3f98 c059ca40 c059c948 00000000 c4fd3fa8 # [ 267.493949] 3fa0: c03000c0 c059ca34 00000011 00000011 00000001 b6daf000 00000011 00000001 # [ 267.502426] 3fc0: 00000011 00000011 7ff00000 00000004 00000001 b6daf000 00020000 004bfe38 # [ 267.510902] 3fe0: 00000004 bef1f7e8 b6e7533b b6dee616 60080030 00000001 00000000 00000000 # [ 267.519367] Backtrace: # [ 267.522091] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 267.531085] r6:00000011 r5:c4fa6000 r4:00000026 # [ 267.535984] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 267.544288] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 267.552497] r9:c4fd3f60 r8:c3a55b40 r7:00000011 r6:b6daf000 r5:c52efa00 r4:c0c5931c # [ 267.560541] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 267.568661] r9:c07e2978 r8:c4fd3f60 r7:c290d000 r6:b6daf000 r5:c52efa00 r4:00000000 # [ 267.576701] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 267.584125] r10:00000004 r9:00000000 r8:00000000 r7:b6daf000 r6:c4fd2000 r5:c52efa00 # [ 267.592242] r4:c52efa00 # [ 267.595049] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 267.602474] r9:c4fd2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 # [ 267.610515] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 267.618367] Exception stack(0xc4fd3fa8 to 0xc4fd3ff0) # [ 267.623702] 3fa0: 00000011 00000011 00000001 b6daf000 00000011 00000001 # [ 267.632180] 3fc0: 00000011 00000011 7ff00000 00000004 00000001 b6daf000 00020000 004bfe38 # [ 267.640649] 3fe0: 00000004 bef1f7e8 b6e7533b b6dee616 # [ 267.645984] Code: e1a01004 e30800b8 e34c01ad eb1da4d0 (e5943000) # [ 267.652364] ---[ end trace c3c49dc6ed3a54c4 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh <6>[ 268.622602] lkdtm: Performing direct entry ACCESS_NULL <6>[ 268.626758] lkdtm: attempting bad read at 00000000 <1>[ 268.631673] 8<--- cut here --- <1>[ 268.634977] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 268.643565] pgd = b5e839ac <1>[ 268.646442] [00000000] *pgd=00000000 <0>[ 268.650194] Internal error: Oops: 5 [#11] SMP ARM <4>[ 268.655162] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 268.694225] CPU: 1 PID: 2284 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 268.702250] Hardware name: STM32 (Device Tree Support) <4>[ 268.707685] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 268.712568] LR is at 0x0 <4>[ 268.715359] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 268.721912] sp : c6003e50 ip : 00000027 fp : c6003e64 <4>[ 268.727416] r10: 0000000c r9 : c1ad71a8 r8 : c15ec020 <4>[ 268.732921] r7 : c6003f60 r6 : 0000000c r5 : c4fa6000 r4 : 00000000 <4>[ 268.739737] r3 : f099469b r2 : f099469b r1 : ef7aa5e4 r0 : 00000026 <4>[ 268.746554] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 268.753980] Control: 10c5387d Table: c601806a DAC: 00000051 <0>[ 268.760015] Process cat (pid: 2284, stack limit = 0xdc261846) <0>[ 268.766039] Stack: (0xc6003e50 to 0xc6004000) <0>[ 268.770674] 3e40: 00000027 c4fa6000 c6003e74 c6003e68 <0>[ 268.779152] 3e60: c0c58f3c c13ce368 c6003e9c c6003e78 c0c5943c c0c58f1c c0c5931c c52ef500 <0>[ 268.787627] 3e80: b6e84000 0000000c c3a55b40 c6003f60 c6003ec4 c6003ea0 c07e29dc c0c59328 <0>[ 268.796104] 3ea0: 00000000 c52ef500 b6e84000 c290d000 c6003f60 c07e2978 c6003f5c c6003ec8 <0>[ 268.804580] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c6002000 <0>[ 268.813056] 3ee0: b6e84000 00020000 00000004 0000000c 0001fff4 c6003ee0 00000001 b6e83000 <0>[ 268.821531] 3f00: c52efb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 268.830007] 3f20: 00000000 00000000 c13e36b0 f099469b c206c220 c52ef500 c52ef500 c6002000 <0>[ 268.838483] 3f40: b6e84000 00000000 00000000 00000004 c6003f94 c6003f60 c059c9b0 c059c304 <0>[ 268.846958] 3f60: 00000000 00000000 c6003fac f099469b 0000000c 0000000c 7ff00000 00000004 <0>[ 268.855433] 3f80: c03002e4 c6002000 c6003fa4 c6003f98 c059ca40 c059c948 00000000 c6003fa8 <0>[ 268.863908] 3fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e84000 0000000c 00000001 <0>[ 268.872383] 3fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e84000 00020000 004ffe38 <0>[ 268.880858] 3fe0: 00000004 be95c7e8 b6f4a33b b6ec3616 60080030 00000001 00000000 00000000 <0>[ 268.889323] Backtrace: <0>[ 268.892049] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 268.900600] r5:c4fa6000 r4:00000027 <0>[ 268.904449] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 268.912754] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 268.920961] r9:c6003f60 r8:c3a55b40 r7:0000000c r6:b6e84000 r5:c52ef500 r4:c0c5931c <0>[ 268.929003] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 268.937123] r9:c07e2978 r8:c6003f60 r7:c290d000 r6:b6e84000 r5:c52ef500 r4:00000000 <0>[ 268.945163] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 268.952587] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c6002000 r5:c52ef500 <0>[ 268.960703] r4:c52ef500 <0>[ 268.963509] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 268.970933] r9:c6002000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 268.978974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 268.986825] Exception stack(0xc6003fa8 to 0xc6003ff0) <0>[ 268.992161] 3fa0: 0000000c 0000000c 00000001 b6e84000 0000000c 00000001 <0>[ 269.000638] 3fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e84000 00020000 004ffe38 <0>[ 269.009109] 3fe0: 00000004 be95c7e8 b6f4a33b b6ec3616 <0>[ 269.014444] Code: e30800b8 e34c01ad e1a01004 ebffd3b8 (e5945000) <4>[ 269.020941] ---[ end trace c3c49dc6ed3a54c5 ]--- # Segmentation fault # [ 268.622602] lkdtm: Performing direct entry ACCESS_NULL # [ 268.626758] lkdtm: attempting bad read at 00000000 # [ 268.631673] 8<--- cut here --- # [ 268.634977] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 268.643565] pgd = b5e839ac # [ 268.646442] [00000000] *pgd=00000000 # [ 268.650194] Internal error: Oops: 5 [#11] SMP ARM # [ 268.655162] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 268.694225] CPU: 1 PID: 2284 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 268.702250] Hardware name: STM32 (Device Tree Support) # [ 268.707685] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 268.712568] LR is at 0x0 # [ 268.715359] pc : [] lr : [<00000000>] psr: 60080013 # [ 268.721912] sp : c6003e50 ip : 00000027 fp : c6003e64 # [ 268.727416] r10: 0000000c r9 : c1ad71a8 r8 : c15ec020 # [ 268.732921] r7 : c6003f60 r6 : 0000000c r5 : c4fa6000 r4 : 00000000 # [ 268.739737] r3 : f099469b r2 : f099469b r1 : ef7aa5e4 r0 : 00000026 # [ 268.746554] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 268.753980] Control: 10c5387d Table: c601806a DAC: 00000051 # [ 268.760015] Process cat (pid: 2284, stack limit = 0xdc261846) # [ 268.766039] Stack: (0xc6003e50 to 0xc6004000) # [ 268.770674] 3e40: 00000027 c4fa6000 c6003e74 c6003e68 # [ 268.779152] 3e60: c0c58f3c c13ce368 c6003e9c c6003e78 c0c5943c c0c58f1c c0c5931c c52ef500 # [ 268.787627] 3e80: b6e84000 0000000c c3a55b40 c6003f60 c6003ec4 c6003ea0 c07e29dc c0c59328 # [ 268.796104] 3ea0: 00000000 c52ef500 b6e84000 c290d000 c6003f60 c07e2978 c6003f5c c6003ec8 # [ 268.804580] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c6002000 # [ 268.813056] 3ee0: b6e84000 00020000 00000004 0000000c 0001fff4 c6003ee0 00000001 b6e83000 # [ 268.821531] 3f00: c52efb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 268.830007] 3f20: 00000000 00000000 c13e36b0 f099469b c206c220 c52ef500 c52ef500 c6002000 # [ 268.838483] 3f40: b6e84000 00000000 00000000 00000004 c6003f94 c6003f60 c059c9b0 c059c304 # [ 268.846958] 3f60: 00000000 00000000 c6003fac f099469b 0000000c 0000000c 7ff00000 00000004 # [ 268.855433] 3f80: c03002e4 c6002000 c6003fa4 c6003f98 c059ca40 c059c948 00000000 c6003fa8 # [ 268.863908] 3fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e84000 0000000c 00000001 # [ 268.872383] 3fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e84000 00020000 004ffe38 # [ 268.880858] 3fe0: 00000004 be95c7e8 b6f4a33b b6ec3616 60080030 00000001 00000000 00000000 # [ 268.889323] Backtrace: # [ 268.892049] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 268.900600] r5:c4fa6000 r4:00000027 # [ 268.904449] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 268.912754] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 268.920961] r9:c6003f60 r8:c3a55b40 r7:0000000c r6:b6e84000 r5:c52ef500 r4:c0c5931c # [ 268.929003] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 268.937123] r9:c07e2978 r8:c6003f60 r7:c290d000 r6:b6e84000 r5:c52ef500 r4:00000000 # [ 268.945163] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 268.952587] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c6002000 r5:c52ef500 # [ 268.960703] r4:c52ef500 # [ 268.963509] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 268.970933] r9:c6002000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 268.978974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 268.986825] Exception stack(0xc6003fa8 to 0xc6003ff0) # [ 268.992161] 3fa0: 0000000c 0000000c 00000001 b6e84000 0000000c 00000001 # [ 269.000638] 3fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e84000 00020000 004ffe38 # [ 269.009109] 3fe0: 00000004 be95c7e8 b6f4a33b b6ec3616 # [ 269.014444] Code: e30800b8 e34c01ad e1a01004 ebffd3b8 (e5945000) # [ 269.020941] ---[ end trace c3c49dc6ed3a54c5 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh <6>[ 269.951573] lkdtm: Performing direct entry WRITE_RO <6>[ 269.955468] lkdtm: attempting bad rodata write at c15ec2b8 <1>[ 269.961072] 8<--- cut here --- <1>[ 269.964380] Unable to handle kernel paging request at virtual address c15ec2b8 <1>[ 269.971896] pgd = ca0fdef2 <1>[ 269.974862] [c15ec2b8] *pgd=c141941e(bad) <0>[ 269.979150] Internal error: Oops: 80d [#12] SMP ARM <4>[ 269.984299] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 270.023357] CPU: 1 PID: 2359 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 270.031384] Hardware name: STM32 (Device Tree Support) <4>[ 270.036818] PC is at lkdtm_WRITE_RO+0x44/0x50 <4>[ 270.041436] LR is at 0x0 <4>[ 270.044228] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 270.050780] sp : c6003e50 ip : 00000027 fp : c6003e64 <4>[ 270.056284] r10: 00000009 r9 : c1ad71b4 r8 : c15ec020 <4>[ 270.061788] r7 : c6003f60 r6 : 00000009 r5 : c517b000 r4 : c15ec2b8 <4>[ 270.068603] r3 : 0198b861 r2 : aa55aa55 r1 : ef7aa5e4 r0 : c1ad7fb8 <4>[ 270.075418] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 270.082844] Control: 10c5387d Table: c627c06a DAC: 00000051 <0>[ 270.088874] Process cat (pid: 2359, stack limit = 0xdc261846) <0>[ 270.094901] Stack: (0xc6003e50 to 0xc6004000) <0>[ 270.099536] 3e40: 00000028 c517b000 c6003e74 c6003e68 <0>[ 270.108011] 3e60: c0c58f3c c13ce168 c6003e9c c6003e78 c0c5943c c0c58f1c c0c5931c c52188c0 <0>[ 270.116486] 3e80: b6ddc000 00000009 c3a55b40 c6003f60 c6003ec4 c6003ea0 c07e29dc c0c59328 <0>[ 270.124959] 3ea0: 00000000 c52188c0 b6ddc000 c290d000 c6003f60 c07e2978 c6003f5c c6003ec8 <0>[ 270.133434] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c6002000 <0>[ 270.141908] 3ee0: b6ddc000 00020000 00000004 00000009 0001fff7 c6003ee0 00000001 b6ddb000 <0>[ 270.150381] 3f00: c51d83c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 270.158856] 3f20: 00000000 00000000 c13e36b0 cf04142d c206c220 c52188c0 c52188c0 c6002000 <0>[ 270.167331] 3f40: b6ddc000 00000000 00000000 00000004 c6003f94 c6003f60 c059c9b0 c059c304 <0>[ 270.175807] 3f60: 00000000 00000000 c6003fac cf04142d 00000009 00000009 7ff00000 00000004 <0>[ 270.184283] 3f80: c03002e4 c6002000 c6003fa4 c6003f98 c059ca40 c059c948 00000000 c6003fa8 <0>[ 270.192758] 3fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6ddc000 00000009 00000001 <0>[ 270.201235] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6ddc000 00020000 0048fe38 <0>[ 270.209710] 3fe0: 00000004 befd37e8 b6ea233b b6e1b616 60080030 00000001 00000000 00000000 <0>[ 270.218175] Backtrace: <0>[ 270.220902] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 270.229191] r5:c517b000 r4:00000028 <0>[ 270.233040] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 270.241344] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 270.249551] r9:c6003f60 r8:c3a55b40 r7:00000009 r6:b6ddc000 r5:c52188c0 r4:c0c5931c <0>[ 270.257594] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 270.265714] r9:c07e2978 r8:c6003f60 r7:c290d000 r6:b6ddc000 r5:c52188c0 r4:00000000 <0>[ 270.273753] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 270.281178] r10:00000004 r9:00000000 r8:00000000 r7:b6ddc000 r6:c6002000 r5:c52188c0 <0>[ 270.289294] r4:c52188c0 <0>[ 270.292100] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 270.299525] r9:c6002000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 <0>[ 270.307567] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 270.315420] Exception stack(0xc6003fa8 to 0xc6003ff0) <0>[ 270.320755] 3fa0: 00000009 00000009 00000001 b6ddc000 00000009 00000001 <0>[ 270.329233] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6ddc000 00020000 0048fe38 <0>[ 270.337703] 3fe0: 00000004 befd37e8 b6ea233b b6e1b616 <0>[ 270.343037] Code: e34a3bcd e3070fb8 e34c01ad e0233002 (e5843000) <4>[ 270.349418] ---[ end trace c3c49dc6ed3a54c6 ]--- # Segmentation fault # [ 269.951573] lkdtm: Performing direct entry WRITE_RO # [ 269.955468] lkdtm: attempting bad rodata write at c15ec2b8 # [ 269.961072] 8<--- cut here --- # [ 269.964380] Unable to handle kernel paging request at virtual address c15ec2b8 # [ 269.971896] pgd = ca0fdef2 # [ 269.974862] [c15ec2b8] *pgd=c141941e(bad) # [ 269.979150] Internal error: Oops: 80d [#12] SMP ARM # [ 269.984299] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 270.023357] CPU: 1 PID: 2359 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 270.031384] Hardware name: STM32 (Device Tree Support) # [ 270.036818] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 270.041436] LR is at 0x0 # [ 270.044228] pc : [] lr : [<00000000>] psr: 60080013 # [ 270.050780] sp : c6003e50 ip : 00000027 fp : c6003e64 # [ 270.056284] r10: 00000009 r9 : c1ad71b4 r8 : c15ec020 # [ 270.061788] r7 : c6003f60 r6 : 00000009 r5 : c517b000 r4 : c15ec2b8 # [ 270.068603] r3 : 0198b861 r2 : aa55aa55 r1 : ef7aa5e4 r0 : c1ad7fb8 # [ 270.075418] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 270.082844] Control: 10c5387d Table: c627c06a DAC: 00000051 # [ 270.088874] Process cat (pid: 2359, stack limit = 0xdc261846) # [ 270.094901] Stack: (0xc6003e50 to 0xc6004000) # [ 270.099536] 3e40: 00000028 c517b000 c6003e74 c6003e68 # [ 270.108011] 3e60: c0c58f3c c13ce168 c6003e9c c6003e78 c0c5943c c0c58f1c c0c5931c c52188c0 # [ 270.116486] 3e80: b6ddc000 00000009 c3a55b40 c6003f60 c6003ec4 c6003ea0 c07e29dc c0c59328 # [ 270.124959] 3ea0: 00000000 c52188c0 b6ddc000 c290d000 c6003f60 c07e2978 c6003f5c c6003ec8 # [ 270.133434] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c6002000 # [ 270.141908] 3ee0: b6ddc000 00020000 00000004 00000009 0001fff7 c6003ee0 00000001 b6ddb000 # [ 270.150381] 3f00: c51d83c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 270.158856] 3f20: 00000000 00000000 c13e36b0 cf04142d c206c220 c52188c0 c52188c0 c6002000 # [ 270.167331] 3f40: b6ddc000 00000000 00000000 00000004 c6003f94 c6003f60 c059c9b0 c059c304 # [ 270.175807] 3f60: 00000000 00000000 c6003fac cf04142d 00000009 00000009 7ff00000 00000004 # [ 270.184283] 3f80: c03002e4 c6002000 c6003fa4 c6003f98 c059ca40 c059c948 00000000 c6003fa8 # [ 270.192758] 3fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6ddc000 00000009 00000001 # [ 270.201235] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6ddc000 00020000 0048fe38 # [ 270.209710] 3fe0: 00000004 befd37e8 b6ea233b b6e1b616 60080030 00000001 00000000 00000000 # [ 270.218175] Backtrace: # [ 270.220902] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 270.229191] r5:c517b000 r4:00000028 # [ 270.233040] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 270.241344] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 270.249551] r9:c6003f60 r8:c3a55b40 r7:00000009 r6:b6ddc000 r5:c52188c0 r4:c0c5931c # [ 270.257594] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 270.265714] r9:c07e2978 r8:c6003f60 r7:c290d000 r6:b6ddc000 r5:c52188c0 r4:00000000 # [ 270.273753] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 270.281178] r10:00000004 r9:00000000 r8:00000000 r7:b6ddc000 r6:c6002000 r5:c52188c0 # [ 270.289294] r4:c52188c0 # [ 270.292100] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 270.299525] r9:c6002000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 # [ 270.307567] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 270.315420] Exception stack(0xc6003fa8 to 0xc6003ff0) # [ 270.320755] 3fa0: 00000009 00000009 00000001 b6ddc000 00000009 00000001 # [ 270.329233] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6ddc000 00020000 0048fe38 # [ 270.337703] 3fe0: 00000004 befd37e8 b6ea233b b6e1b616 # [ 270.343037] Code: e34a3bcd e3070fb8 e34c01ad e0233002 (e5843000) # [ 270.349418] ---[ end trace c3c49dc6ed3a54c6 ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh <6>[ 271.444385] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT <6>[ 271.449216] lkdtm: attempting bad ro_after_init write at c1b8ac74 <1>[ 271.455667] 8<--- cut here --- <1>[ 271.458774] Unable to handle kernel paging request at virtual address c1b8ac74 <1>[ 271.466287] pgd = 820c6aef <1>[ 271.469251] [c1b8ac74] *pgd=c1a1941e(bad) <0>[ 271.473540] Internal error: Oops: 80d [#13] SMP ARM <4>[ 271.478688] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 271.517750] CPU: 1 PID: 2434 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 271.525777] Hardware name: STM32 (Device Tree Support) <4>[ 271.531210] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 <4>[ 271.536794] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 271.542117] pc : [] lr : [] psr: 60080013 <4>[ 271.548669] sp : c53c5e50 ip : c53c5d58 fp : c53c5e64 <4>[ 271.554174] r10: 00000014 r9 : c1ad71c0 r8 : c15ec020 <4>[ 271.559679] r7 : c53c5f60 r6 : 00000014 r5 : c517b000 r4 : c1b8ac74 <4>[ 271.566496] r3 : fe67479e r2 : 55aa55aa r1 : ef7aa5e0 r0 : c1ad7fb8 <4>[ 271.573315] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 271.580744] Control: 10c5387d Table: c624806a DAC: 00000051 <0>[ 271.586776] Process cat (pid: 2434, stack limit = 0x0ca7c77f) <0>[ 271.592804] Stack: (0xc53c5e50 to 0xc53c6000) <0>[ 271.597439] 5e40: 00000029 c517b000 c53c5e74 c53c5e68 <0>[ 271.605918] 5e60: c0c58f3c c13ce1b8 c53c5e9c c53c5e78 c0c5943c c0c58f1c c0c5931c c4f53a00 <0>[ 271.614393] 5e80: b6dcf000 00000014 c3a55b40 c53c5f60 c53c5ec4 c53c5ea0 c07e29dc c0c59328 <0>[ 271.622869] 5ea0: 00000000 c4f53a00 b6dcf000 c290d000 c53c5f60 c07e2978 c53c5f5c c53c5ec8 <0>[ 271.631344] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c53c4000 <0>[ 271.639819] 5ee0: b6dcf000 00020000 00000004 00000014 0001ffec c53c5ee0 00000001 b6dce000 <0>[ 271.648293] 5f00: c4f53280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 271.656768] 5f20: 00000000 00000000 c13e36b0 2ab02282 c206c220 c4f53a00 c4f53a00 c53c4000 <0>[ 271.665245] 5f40: b6dcf000 00000000 00000000 00000004 c53c5f94 c53c5f60 c059c9b0 c059c304 <0>[ 271.673722] 5f60: 00000000 00000000 c53c5fac 2ab02282 00000014 00000014 7ff00000 00000004 <0>[ 271.682198] 5f80: c03002e4 c53c4000 c53c5fa4 c53c5f98 c059ca40 c059c948 00000000 c53c5fa8 <0>[ 271.690674] 5fa0: c03000c0 c059ca34 00000014 00000014 00000001 b6dcf000 00000014 00000001 <0>[ 271.699151] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6dcf000 00020000 004cfe38 <0>[ 271.707626] 5fe0: 00000004 beaf47e8 b6e9533b b6e0e616 60080030 00000001 00000000 00000000 <0>[ 271.716092] Backtrace: <0>[ 271.718820] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 271.728070] r5:c517b000 r4:00000029 <0>[ 271.731919] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 271.740223] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 271.748430] r9:c53c5f60 r8:c3a55b40 r7:00000014 r6:b6dcf000 r5:c4f53a00 r4:c0c5931c <0>[ 271.756472] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 271.764591] r9:c07e2978 r8:c53c5f60 r7:c290d000 r6:b6dcf000 r5:c4f53a00 r4:00000000 <0>[ 271.772631] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 271.780055] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c53c4000 r5:c4f53a00 <0>[ 271.788171] r4:c4f53a00 <0>[ 271.790977] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 271.798402] r9:c53c4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 <0>[ 271.806442] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 271.814294] Exception stack(0xc53c5fa8 to 0xc53c5ff0) <0>[ 271.819629] 5fa0: 00000014 00000014 00000001 b6dcf000 00000014 00000001 <0>[ 271.828105] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6dcf000 00020000 004cfe38 <0>[ 271.836574] 5fe0: 00000004 beaf47e8 b6e9533b b6e0e616 <0>[ 271.841908] Code: e34a3bcd e3070fb8 e34c01ad e0233002 (e5843000) <4>[ 271.848287] ---[ end trace c3c49dc6ed3a54c7 ]--- # Segmentation fault # [ 271.444385] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 271.449216] lkdtm: attempting bad ro_after_init write at c1b8ac74 # [ 271.455667] 8<--- cut here --- # [ 271.458774] Unable to handle kernel paging request at virtual address c1b8ac74 # [ 271.466287] pgd = 820c6aef # [ 271.469251] [c1b8ac74] *pgd=c1a1941e(bad) # [ 271.473540] Internal error: Oops: 80d [#13] SMP ARM # [ 271.478688] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 271.517750] CPU: 1 PID: 2434 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 271.525777] Hardware name: STM32 (Device Tree Support) # [ 271.531210] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 271.536794] LR is at __irq_work_queue_local+0x40/0x74 # [ 271.542117] pc : [] lr : [] psr: 60080013 # [ 271.548669] sp : c53c5e50 ip : c53c5d58 fp : c53c5e64 # [ 271.554174] r10: 00000014 r9 : c1ad71c0 r8 : c15ec020 # [ 271.559679] r7 : c53c5f60 r6 : 00000014 r5 : c517b000 r4 : c1b8ac74 # [ 271.566496] r3 : fe67479e r2 : 55aa55aa r1 : ef7aa5e0 r0 : c1ad7fb8 # [ 271.573315] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 271.580744] Control: 10c5387d Table: c624806a DAC: 00000051 # [ 271.586776] Process cat (pid: 2434, stack limit = 0x0ca7c77f) # [ 271.592804] Stack: (0xc53c5e50 to 0xc53c6000) # [ 271.597439] 5e40: 00000029 c517b000 c53c5e74 c53c5e68 # [ 271.605918] 5e60: c0c58f3c c13ce1b8 c53c5e9c c53c5e78 c0c5943c c0c58f1c c0c5931c c4f53a00 # [ 271.614393] 5e80: b6dcf000 00000014 c3a55b40 c53c5f60 c53c5ec4 c53c5ea0 c07e29dc c0c59328 # [ 271.622869] 5ea0: 00000000 c4f53a00 b6dcf000 c290d000 c53c5f60 c07e2978 c53c5f5c c53c5ec8 # [ 271.631344] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c53c4000 # [ 271.639819] 5ee0: b6dcf000 00020000 00000004 00000014 0001ffec c53c5ee0 00000001 b6dce000 # [ 271.648293] 5f00: c4f53280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 271.656768] 5f20: 00000000 00000000 c13e36b0 2ab02282 c206c220 c4f53a00 c4f53a00 c53c4000 # [ 271.665245] 5f40: b6dcf000 00000000 00000000 00000004 c53c5f94 c53c5f60 c059c9b0 c059c304 # [ 271.673722] 5f60: 00000000 00000000 c53c5fac 2ab02282 00000014 00000014 7ff00000 00000004 # [ 271.682198] 5f80: c03002e4 c53c4000 c53c5fa4 c53c5f98 c059ca40 c059c948 00000000 c53c5fa8 # [ 271.690674] 5fa0: c03000c0 c059ca34 00000014 00000014 00000001 b6dcf000 00000014 00000001 # [ 271.699151] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6dcf000 00020000 004cfe38 # [ 271.707626] 5fe0: 00000004 beaf47e8 b6e9533b b6e0e616 60080030 00000001 00000000 00000000 # [ 271.716092] Backtrace: # [ 271.718820] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 271.728070] r5:c517b000 r4:00000029 # [ 271.731919] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 271.740223] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 271.748430] r9:c53c5f60 r8:c3a55b40 r7:00000014 r6:b6dcf000 r5:c4f53a00 r4:c0c5931c # [ 271.756472] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 271.764591] r9:c07e2978 r8:c53c5f60 r7:c290d000 r6:b6dcf000 r5:c4f53a00 r4:00000000 # [ 271.772631] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 271.780055] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c53c4000 r5:c4f53a00 # [ 271.788171] r4:c4f53a00 # [ 271.790977] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 271.798402] r9:c53c4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 # [ 271.806442] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 271.814294] Exception stack(0xc53c5fa8 to 0xc53c5ff0) # [ 271.819629] 5fa0: 00000014 00000014 00000001 b6dcf000 00000014 00000001 # [ 271.828105] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6dcf000 00020000 004cfe38 # [ 271.836574] 5fe0: 00000004 beaf47e8 b6e9533b b6e0e616 # [ 271.841908] Code: e34a3bcd e3070fb8 e34c01ad e0233002 (e5843000) # [ 271.848287] ---[ end trace c3c49dc6ed3a54c7 ]--- # 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>[ 273.048976] lkdtm: Performing direct entry WRITE_KERN <6>[ 273.052886] lkdtm: attempting bad 7816152 byte write at c13ce084 <1>[ 273.059371] 8<--- cut here --- <1>[ 273.062490] Unable to handle kernel paging request at virtual address c13ce084 <1>[ 273.070005] pgd = ca0fdef2 <1>[ 273.072967] [c13ce084] *pgd=c121940e(bad) <0>[ 273.077257] Internal error: Oops: 80d [#14] SMP ARM <4>[ 273.082406] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 273.121468] CPU: 1 PID: 2509 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 273.129494] Hardware name: STM32 (Device Tree Support) <4>[ 273.134926] PC is at memcpy+0x50/0x330 <4>[ 273.138935] LR is at 0xe92dd830 <4>[ 273.142335] pc : [] lr : [] psr: 20080013 <4>[ 273.148889] sp : c556fe2c ip : e1a0c00d fp : c556fe64 <4>[ 273.154393] r10: 0000000b r9 : c1ad71d4 r8 : e89da800 <4>[ 273.159898] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 273.166714] r3 : e1a0c00d r2 : 00774338 r1 : c0c59ccc r0 : c13ce084 <4>[ 273.173528] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 273.180955] Control: 10c5387d Table: c627c06a DAC: 00000051 <0>[ 273.186986] Process cat (pid: 2509, stack limit = 0x06cdd930) <0>[ 273.193009] Stack: (0xc556fe2c to 0xc5570000) <0>[ 273.197645] fe20: c0c59cac 007743d8 c556ff60 c15ec020 c13ce084 <0>[ 273.206120] fe40: c13ce084 c13ce268 0000002a c517b000 0000000b c556ff60 c556fe74 c556fe68 <0>[ 273.214593] fe60: c0c58f3c c13ce228 c556fe9c c556fe78 c0c5943c c0c58f1c c0c5931c c517a500 <0>[ 273.223067] fe80: b6e78000 0000000b c3a55b40 c556ff60 c556fec4 c556fea0 c07e29dc c0c59328 <0>[ 273.231541] fea0: 00000000 c517a500 b6e78000 c290d000 c556ff60 c07e2978 c556ff5c c556fec8 <0>[ 273.240015] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c556e000 <0>[ 273.248488] fee0: b6e78000 00020000 00000004 0000000b 0001fff5 c556fee0 00000001 b6e77000 <0>[ 273.256963] ff00: c517ac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 273.265439] ff20: 00000000 00000000 c13e36b0 0cc3bc98 c206c220 c517a500 c517a500 c556e000 <0>[ 273.273915] ff40: b6e78000 00000000 00000000 00000004 c556ff94 c556ff60 c059c9b0 c059c304 <0>[ 273.282391] ff60: 00000000 00000000 c556ffac 0cc3bc98 0000000b 0000000b 7ff00000 00000004 <0>[ 273.290869] ff80: c03002e4 c556e000 c556ffa4 c556ff98 c059ca40 c059c948 00000000 c556ffa8 <0>[ 273.299346] ffa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e78000 0000000b 00000001 <0>[ 273.307824] ffc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e78000 00020000 004efe38 <0>[ 273.316300] ffe0: 00000004 bebfd7e8 b6f3e33b b6eb7616 60080030 00000001 00000000 00000000 <0>[ 273.324767] Backtrace: <0>[ 273.327498] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 273.335961] r7:c556ff60 r6:0000000b r5:c517b000 r4:0000002a <0>[ 273.341906] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 273.350210] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 273.358422] r9:c556ff60 r8:c3a55b40 r7:0000000b r6:b6e78000 r5:c517a500 r4:c0c5931c <0>[ 273.366470] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 273.374585] r9:c07e2978 r8:c556ff60 r7:c290d000 r6:b6e78000 r5:c517a500 r4:00000000 <0>[ 273.382626] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 273.390052] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c556e000 r5:c517a500 <0>[ 273.398168] r4:c517a500 <0>[ 273.400976] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 273.408401] r9:c556e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 273.416444] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 273.424296] Exception stack(0xc556ffa8 to 0xc556fff0) <0>[ 273.429631] ffa0: 0000000b 0000000b 00000001 b6e78000 0000000b 00000001 <0>[ 273.438109] ffc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e78000 00020000 004efe38 <0>[ 273.446580] ffe0: 00000004 bebfd7e8 b6f3e33b b6eb7616 <0>[ 273.451916] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 273.458297] ---[ end trace c3c49dc6ed3a54c8 ]--- # Segmentation fault # [ 273.048976] lkdtm: Performing direct entry WRITE_KERN # [ 273.052886] lkdtm: attempting bad 7816152 byte write at c13ce084 # [ 273.059371] 8<--- cut here --- # [ 273.062490] Unable to handle kernel paging request at virtual address c13ce084 # [ 273.070005] pgd = ca0fdef2 # [ 273.072967] [c13ce084] *pgd=c121940e(bad) # [ 273.077257] Internal error: Oops: 80d [#14] SMP ARM # [ 273.082406] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 273.121468] CPU: 1 PID: 2509 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 273.129494] Hardware name: STM32 (Device Tree Support) # [ 273.134926] PC is at memcpy+0x50/0x330 # [ 273.138935] LR is at 0xe92dd830 # [ 273.142335] pc : [] lr : [] psr: 20080013 # [ 273.148889] sp : c556fe2c ip : e1a0c00d fp : c556fe64 # [ 273.154393] r10: 0000000b r9 : c1ad71d4 r8 : e89da800 # [ 273.159898] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 273.166714] r3 : e1a0c00d r2 : 00774338 r1 : c0c59ccc r0 : c13ce084 # [ 273.173528] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 273.180955] Control: 10c5387d Table: c627c06a DAC: 00000051 # [ 273.186986] Process cat (pid: 2509, stack limit = 0x06cdd930) # [ 273.193009] Stack: (0xc556fe2c to 0xc5570000) # [ 273.197645] fe20: c0c59cac 007743d8 c556ff60 c15ec020 c13ce084 # [ 273.206120] fe40: c13ce084 c13ce268 0000002a c517b000 0000000b c556ff60 c556fe74 c556fe68 # [ 273.214593] fe60: c0c58f3c c13ce228 c556fe9c c556fe78 c0c5943c c0c58f1c c0c5931c c517a500 # [ 273.223067] fe80: b6e78000 0000000b c3a55b40 c556ff60 c556fec4 c556fea0 c07e29dc c0c59328 # [ 273.231541] fea0: 00000000 c517a500 b6e78000 c290d000 c556ff60 c07e2978 c556ff5c c556fec8 # [ 273.240015] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e36b0 c059c9b0 c556e000 # [ 273.248488] fee0: b6e78000 00020000 00000004 0000000b 0001fff5 c556fee0 00000001 b6e77000 # [ 273.256963] ff00: c517ac80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 273.265439] ff20: 00000000 00000000 c13e36b0 0cc3bc98 c206c220 c517a500 c517a500 c556e000 # [ 273.273915] ff40: b6e78000 00000000 00000000 00000004 c556ff94 c556ff60 c059c9b0 c059c304 # [ 273.282391] ff60: 00000000 00000000 c556ffac 0cc3bc98 0000000b 0000000b 7ff00000 00000004 # [ 273.290869] ff80: c03002e4 c556e000 c556ffa4 c556ff98 c059ca40 c059c948 00000000 c556ffa8 # [ 273.299346] ffa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e78000 0000000b 00000001 # [ 273.307824] ffc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e78000 00020000 004efe38 # [ 273.316300] ffe0: 00000004 bebfd7e8 b6f3e33b b6eb7616 60080030 00000001 00000000 00000000 # [ 273.324767] Backtrace: # [ 273.327498] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 273.335961] r7:c556ff60 r6:0000000b r5:c517b000 r4:0000002a # [ 273.341906] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 273.350210] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 273.358422] r9:c556ff60 r8:c3a55b40 r7:0000000b r6:b6e78000 r5:c517a500 r4:c0c5931c # [ 273.366470] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 273.374585] r9:c07e2978 r8:c556ff60 r7:c290d000 r6:b6e78000 r5:c517a500 r4:00000000 # [ 273.382626] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 273.390052] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c556e000 r5:c517a500 # [ 273.398168] r4:c517a500 # [ 273.400976] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 273.408401] r9:c556e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 273.416444] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 273.424296] Exception stack(0xc556ffa8 to 0xc556fff0) # [ 273.429631] ffa0: 0000000b 0000000b 00000001 b6e78000 0000000b 00000001 # [ 273.438109] ffc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e78000 00020000 004efe38 # [ 273.446580] ffe0: 00000004 bebfd7e8 b6f3e33b b6eb7616 # [ 273.451916] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 273.458297] ---[ end trace c3c49dc6ed3a54c8 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <6>[ 274.618083] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW <6>[ 274.623172] lkdtm: attempting good refcount_inc() without overflow <6>[ 274.629575] lkdtm: attempting bad refcount_inc() overflow <4>[ 274.635095] ------------[ cut here ]------------ <4>[ 274.640105] WARNING: CPU: 0 PID: 2585 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 274.648788] refcount_t: saturated; leaking memory. <4>[ 274.653789] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 274.692931] CPU: 0 PID: 2585 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 274.700878] Hardware name: STM32 (Device Tree Support) <4>[ 274.706295] Backtrace: <4>[ 274.709024] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 274.716875] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 274.722819] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 274.730422] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 274.737669] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b1b8 <4>[ 274.745708] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 274.753480] r7:00000016 r6:c1a2b1b8 r5:c1a2b190 r4:c50dc000 <4>[ 274.759427] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 274.768686] r9:c1ad71e0 r8:c15ec020 r7:c50ddf60 r6:00000016 r5:c579a000 r4:c50dc000 <4>[ 274.776728] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 274.786688] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) <4>[ 274.797084] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 274.806510] r4:0000002b <4>[ 274.809313] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 274.817619] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 274.825828] r9:c50ddf60 r8:c3a55b40 r7:00000016 r6:b6e06000 r5:c6074000 r4:c0c5931c <4>[ 274.833871] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 274.841992] r9:c07e2978 r8:c50ddf60 r7:c290d000 r6:b6e06000 r5:c6074000 r4:00000000 <4>[ 274.850034] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 274.857458] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c50dc000 r5:c6074000 <4>[ 274.865575] r4:c6074000 <4>[ 274.868380] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 274.875807] r9:c50dc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 274.883848] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 274.891701] Exception stack(0xc50ddfa8 to 0xc50ddff0) <4>[ 274.897039] dfa0: 00000016 00000016 00000001 b6e06000 00000016 00000001 <4>[ 274.905517] dfc0: 00000016 00000016 7ff00000 00000004 00000001 b6e06000 00020000 0048fe38 <4>[ 274.913989] dfe0: 00000004 bea6a7e8 b6ecc33b b6e45616 <4>[ 274.919384] irq event stamp: 0 <4>[ 274.922662] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 274.928592] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 274.936366] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 274.944074] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 274.950042] ---[ end trace c3c49dc6ed3a54c9 ]--- <6>[ 274.954814] lkdtm: Overflow detected: saturated # [ 274.618083] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 274.623172] lkdtm: attempting good refcount_inc() without overflow # [ 274.629575] lkdtm: attempting bad refcount_inc() overflow # [ 274.635095] ------------[ cut here ]------------ # [ 274.640105] WARNING: CPU: 0 PID: 2585 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 274.648788] refcount_t: saturated; leaking memory. # [ 274.653789] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 274.692931] CPU: 0 PID: 2585 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 274.700878] Hardware name: STM32 (Device Tree Support) # [ 274.706295] Backtrace: # [ 274.709024] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 274.716875] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 274.722819] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 274.730422] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 274.737669] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b1b8 # [ 274.745708] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 274.753480] r7:00000016 r6:c1a2b1b8 r5:c1a2b190 r4:c50dc000 # [ 274.759427] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 274.768686] r9:c1ad71e0 r8:c15ec020 r7:c50ddf60 r6:00000016 r5:c579a000 r4:c50dc000 # [ 274.776728] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 274.786688] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 274.797084] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 274.806510] r4:0000002b # [ 274.809313] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 274.817619] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 274.825828] r9:c50ddf60 r8:c3a55b40 r7:00000016 r6:b6e06000 r5:c6074000 r4:c0c5931c # [ 274.833871] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 274.841992] r9:c07e2978 r8:c50ddf60 r7:c290d000 r6:b6e06000 r5:c6074000 r4:00000000 # [ 274.850034] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 274.857458] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c50dc000 r5:c6074000 # [ 274.865575] r4:c6074000 # [ 274.868380] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 274.875807] r9:c50dc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 274.883848] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 274.891701] Exception stack(0xc50ddfa8 to 0xc50ddff0) # [ 274.897039] dfa0: 00000016 00000016 00000001 b6e06000 00000016 00000001 # [ 274.905517] dfc0: 00000016 00000016 7ff00000 00000004 00000001 b6e06000 00020000 0048fe38 # [ 274.913989] dfe0: 00000004 bea6a7e8 b6ecc33b b6e45616 # [ 274.919384] irq event stamp: 0 # [ 274.922662] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 274.928592] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 274.936366] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 274.944074] softirqs last disabled at (0): [<00000000>] 0x0 # [ 274.950042] ---[ end trace c3c49dc6ed3a54c9 ]--- # [ 274.954814] 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>[ 275.927396] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW <6>[ 275.932265] lkdtm: attempting good refcount_add() without overflow <6>[ 275.938929] lkdtm: attempting bad refcount_add() overflow <4>[ 275.944406] ------------[ cut here ]------------ <4>[ 275.949411] WARNING: CPU: 0 PID: 2620 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 275.958108] refcount_t: saturated; leaking memory. <4>[ 275.963097] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 276.002268] CPU: 0 PID: 2620 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 276.010180] Hardware name: STM32 (Device Tree Support) <4>[ 276.015593] Backtrace: <4>[ 276.018322] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 276.026172] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 276.032116] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 276.039717] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 276.046964] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b1b8 <4>[ 276.055001] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 276.062771] r7:00000016 r6:c1a2b1b8 r5:c1a2b190 r4:c564e000 <4>[ 276.068716] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 276.077972] r9:c1ad71f8 r8:c15ec020 r7:c564ff60 r6:00000016 r5:c579a000 r4:c564e000 <4>[ 276.086012] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 276.095970] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 276.106363] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 276.115786] r4:0000002c <4>[ 276.118590] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 276.126893] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 276.135098] r9:c564ff60 r8:c3a55b40 r7:00000016 r6:b6e92000 r5:c517a8c0 r4:c0c5931c <4>[ 276.143141] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 276.151259] r9:c07e2978 r8:c564ff60 r7:c290d000 r6:b6e92000 r5:c517a8c0 r4:00000000 <4>[ 276.159300] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 276.166722] r10:00000004 r9:00000000 r8:00000000 r7:b6e92000 r6:c564e000 r5:c517a8c0 <4>[ 276.174837] r4:c517a8c0 <4>[ 276.177643] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 276.185068] r9:c564e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 276.193109] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 276.200962] Exception stack(0xc564ffa8 to 0xc564fff0) <4>[ 276.206298] ffa0: 00000016 00000016 00000001 b6e92000 00000016 00000001 <4>[ 276.214774] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e92000 00020000 0046fe38 <4>[ 276.223243] ffe0: 00000004 befb67e8 b6f5833b b6ed1616 <4>[ 276.228670] irq event stamp: 0 <4>[ 276.231912] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 276.237861] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 276.245637] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 276.253320] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 276.259245] ---[ end trace c3c49dc6ed3a54ca ]--- <6>[ 276.264050] lkdtm: Overflow detected: saturated # [ 275.927396] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 275.932265] lkdtm: attempting good refcount_add() without overflow # [ 275.938929] lkdtm: attempting bad refcount_add() overflow # [ 275.944406] ------------[ cut here ]------------ # [ 275.949411] WARNING: CPU: 0 PID: 2620 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 275.958108] refcount_t: saturated; leaking memory. # [ 275.963097] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 276.002268] CPU: 0 PID: 2620 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 276.010180] Hardware name: STM32 (Device Tree Support) # [ 276.015593] Backtrace: # [ 276.018322] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 276.026172] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 276.032116] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 276.039717] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 276.046964] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b1b8 # [ 276.055001] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 276.062771] r7:00000016 r6:c1a2b1b8 r5:c1a2b190 r4:c564e000 # [ 276.068716] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 276.077972] r9:c1ad71f8 r8:c15ec020 r7:c564ff60 r6:00000016 r5:c579a000 r4:c564e000 # [ 276.086012] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 276.095970] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 276.106363] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 276.115786] r4:0000002c # [ 276.118590] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 276.126893] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 276.135098] r9:c564ff60 r8:c3a55b40 r7:00000016 r6:b6e92000 r5:c517a8c0 r4:c0c5931c # [ 276.143141] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 276.151259] r9:c07e2978 r8:c564ff60 r7:c290d000 r6:b6e92000 r5:c517a8c0 r4:00000000 # [ 276.159300] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 276.166722] r10:00000004 r9:00000000 r8:00000000 r7:b6e92000 r6:c564e000 r5:c517a8c0 # [ 276.174837] r4:c517a8c0 # [ 276.177643] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 276.185068] r9:c564e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 276.193109] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 276.200962] Exception stack(0xc564ffa8 to 0xc564fff0) # [ 276.206298] ffa0: 00000016 00000016 00000001 b6e92000 00000016 00000001 # [ 276.214774] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e92000 00020000 0046fe38 # [ 276.223243] ffe0: 00000004 befb67e8 b6f5833b b6ed1616 # [ 276.228670] irq event stamp: 0 # [ 276.231912] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 276.237861] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 276.245637] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 276.253320] softirqs last disabled at (0): [<00000000>] 0x0 # [ 276.259245] ---[ end trace c3c49dc6ed3a54ca ]--- # [ 276.264050] 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>[ 277.368035] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW <6>[ 277.373691] lkdtm: attempting bad refcount_inc_not_zero() overflow <4>[ 277.380321] ------------[ cut here ]------------ <4>[ 277.385062] WARNING: CPU: 1 PID: 2655 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 277.393875] refcount_t: saturated; leaking memory. <4>[ 277.398906] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 277.437971] CPU: 1 PID: 2655 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 277.445919] Hardware name: STM32 (Device Tree Support) <4>[ 277.451333] Backtrace: <4>[ 277.454060] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 277.461910] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 277.467853] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 277.475453] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 277.482699] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b1b8 <4>[ 277.490735] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 277.498504] r7:00000013 r6:c1a2b1b8 r5:c1a2b190 r4:c5378000 <4>[ 277.504449] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 277.513706] r9:c1ad7210 r8:c15ec020 r7:c5379f60 r6:0000001f r5:c52c7000 r4:7fffffff <4>[ 277.521746] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 277.532493] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 277.544449] r5:c52c7000 r4:c5378000 <4>[ 277.548304] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 277.558511] r4:0000002d <4>[ 277.561316] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 277.569620] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 277.577828] r9:c5379f60 r8:c3a55b40 r7:0000001f r6:b6df8000 r5:c4fea140 r4:c0c5931c <4>[ 277.585871] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 277.593989] r9:c07e2978 r8:c5379f60 r7:c290d000 r6:b6df8000 r5:c4fea140 r4:00000000 <4>[ 277.602028] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 277.609450] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c5378000 r5:c4fea140 <4>[ 277.617565] r4:c4fea140 <4>[ 277.620371] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 277.627794] r9:c5378000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 277.635834] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 277.643686] Exception stack(0xc5379fa8 to 0xc5379ff0) <4>[ 277.649021] 9fa0: 0000001f 0000001f 00000001 b6df8000 0000001f 00000001 <4>[ 277.657496] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6df8000 00020000 0043fe38 <4>[ 277.665964] 9fe0: 00000004 bea717e8 b6ebe33b b6e37616 <4>[ 277.671361] irq event stamp: 0 <4>[ 277.674630] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 277.680561] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 277.688361] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 277.696105] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 277.701925] ---[ end trace c3c49dc6ed3a54cb ]--- <6>[ 277.706847] lkdtm: Overflow detected: saturated # [ 277.368035] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 277.373691] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 277.380321] ------------[ cut here ]------------ # [ 277.385062] WARNING: CPU: 1 PID: 2655 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 277.393875] refcount_t: saturated; leaking memory. # [ 277.398906] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 277.437971] CPU: 1 PID: 2655 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 277.445919] Hardware name: STM32 (Device Tree Support) # [ 277.451333] Backtrace: # [ 277.454060] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 277.461910] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 277.467853] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 277.475453] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 277.482699] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b1b8 # [ 277.490735] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 277.498504] r7:00000013 r6:c1a2b1b8 r5:c1a2b190 r4:c5378000 # [ 277.504449] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 277.513706] r9:c1ad7210 r8:c15ec020 r7:c5379f60 r6:0000001f r5:c52c7000 r4:7fffffff # [ 277.521746] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 277.532493] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 277.544449] r5:c52c7000 r4:c5378000 # [ 277.548304] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 277.558511] r4:0000002d # [ 277.561316] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 277.569620] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 277.577828] r9:c5379f60 r8:c3a55b40 r7:0000001f r6:b6df8000 r5:c4fea140 r4:c0c5931c # [ 277.585871] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 277.593989] r9:c07e2978 r8:c5379f60 r7:c290d000 r6:b6df8000 r5:c4fea140 r4:00000000 # [ 277.602028] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 277.609450] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c5378000 r5:c4fea140 # [ 277.617565] r4:c4fea140 # [ 277.620371] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 277.627794] r9:c5378000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 277.635834] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 277.643686] Exception stack(0xc5379fa8 to 0xc5379ff0) # [ 277.649021] 9fa0: 0000001f 0000001f 00000001 b6df8000 0000001f 00000001 # [ 277.657496] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6df8000 00020000 0043fe38 # [ 277.665964] 9fe0: 00000004 bea717e8 b6ebe33b b6e37616 # [ 277.671361] irq event stamp: 0 # [ 277.674630] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 277.680561] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 277.688361] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 277.696105] softirqs last disabled at (0): [<00000000>] 0x0 # [ 277.701925] ---[ end trace c3c49dc6ed3a54cb ]--- # [ 277.706847] 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>[ 278.943659] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW <6>[ 278.949451] lkdtm: attempting bad refcount_add_not_zero() overflow <4>[ 278.955962] ------------[ cut here ]------------ <4>[ 278.960686] WARNING: CPU: 1 PID: 2690 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 278.969522] refcount_t: saturated; leaking memory. <4>[ 278.974470] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 279.013630] CPU: 1 PID: 2690 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 279.021559] Hardware name: STM32 (Device Tree Support) <4>[ 279.026973] Backtrace: <4>[ 279.029702] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 279.037553] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 279.043497] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 279.051099] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 279.058346] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b1b8 <4>[ 279.066387] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 279.074157] r7:00000013 r6:c1a2b1b8 r5:c1a2b190 r4:c5644000 <4>[ 279.080104] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 279.089363] r9:c1ad7230 r8:c15ec020 r7:c5645f60 r6:0000001f r5:c57a3000 r4:7fffffff <4>[ 279.097406] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 279.108151] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 279.120109] r5:c57a3000 r4:c5644000 <4>[ 279.123964] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 279.134171] r4:0000002e <4>[ 279.136975] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 279.145278] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 279.153486] r9:c5645f60 r8:c3a55b40 r7:0000001f r6:b6e83000 r5:c5179c80 r4:c0c5931c <4>[ 279.161529] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 279.169649] r9:c07e2978 r8:c5645f60 r7:c290d000 r6:b6e83000 r5:c5179c80 r4:00000000 <4>[ 279.177691] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 279.185114] r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c5644000 r5:c5179c80 <4>[ 279.193230] r4:c5179c80 <4>[ 279.196036] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 279.203460] r9:c5644000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 279.211500] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 279.219353] Exception stack(0xc5645fa8 to 0xc5645ff0) <4>[ 279.224689] 5fa0: 0000001f 0000001f 00000001 b6e83000 0000001f 00000001 <4>[ 279.233165] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e83000 00020000 0049fe38 <4>[ 279.241635] 5fe0: 00000004 bee5e7e8 b6f4933b b6ec2616 <4>[ 279.247055] irq event stamp: 0 <4>[ 279.250305] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 279.256250] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 279.263977] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 279.271845] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 279.277636] ---[ end trace c3c49dc6ed3a54cc ]--- <6>[ 279.282478] lkdtm: Overflow detected: saturated # [ 278.943659] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 278.949451] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 278.955962] ------------[ cut here ]------------ # [ 278.960686] WARNING: CPU: 1 PID: 2690 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 278.969522] refcount_t: saturated; leaking memory. # [ 278.974470] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 279.013630] CPU: 1 PID: 2690 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 279.021559] Hardware name: STM32 (Device Tree Support) # [ 279.026973] Backtrace: # [ 279.029702] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 279.037553] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 279.043497] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 279.051099] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 279.058346] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b1b8 # [ 279.066387] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 279.074157] r7:00000013 r6:c1a2b1b8 r5:c1a2b190 r4:c5644000 # [ 279.080104] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 279.089363] r9:c1ad7230 r8:c15ec020 r7:c5645f60 r6:0000001f r5:c57a3000 r4:7fffffff # [ 279.097406] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 279.108151] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 279.120109] r5:c57a3000 r4:c5644000 # [ 279.123964] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 279.134171] r4:0000002e # [ 279.136975] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 279.145278] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 279.153486] r9:c5645f60 r8:c3a55b40 r7:0000001f r6:b6e83000 r5:c5179c80 r4:c0c5931c # [ 279.161529] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 279.169649] r9:c07e2978 r8:c5645f60 r7:c290d000 r6:b6e83000 r5:c5179c80 r4:00000000 # [ 279.177691] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 279.185114] r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c5644000 r5:c5179c80 # [ 279.193230] r4:c5179c80 # [ 279.196036] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 279.203460] r9:c5644000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 279.211500] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 279.219353] Exception stack(0xc5645fa8 to 0xc5645ff0) # [ 279.224689] 5fa0: 0000001f 0000001f 00000001 b6e83000 0000001f 00000001 # [ 279.233165] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e83000 00020000 0049fe38 # [ 279.241635] 5fe0: 00000004 bee5e7e8 b6f4933b b6ec2616 # [ 279.247055] irq event stamp: 0 # [ 279.250305] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 279.256250] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 279.263977] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 279.271845] softirqs last disabled at (0): [<00000000>] 0x0 # [ 279.277636] ---[ end trace c3c49dc6ed3a54cc ]--- # [ 279.282478] 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>[ 280.352217] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO <6>[ 280.356848] lkdtm: attempting good refcount_dec() <6>[ 280.361711] lkdtm: attempting bad refcount_dec() to zero <4>[ 280.367442] ------------[ cut here ]------------ <4>[ 280.372225] WARNING: CPU: 1 PID: 2725 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 280.381008] refcount_t: decrement hit 0; leaking memory. <4>[ 280.386590] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 280.425666] CPU: 1 PID: 2725 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 280.433619] Hardware name: STM32 (Device Tree Support) <4>[ 280.439035] Backtrace: <4>[ 280.441763] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 280.449617] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 280.455561] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 280.463163] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 280.470412] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b1b8 <4>[ 280.478453] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 280.486227] r7:0000001f r6:c1a2b1b8 r5:c1a2b21c r4:c54ce000 <4>[ 280.492175] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 280.501436] r9:c1ad7250 r8:c15ec020 r7:c54cff60 r6:00000012 r5:c57a3000 r4:c54ce000 <4>[ 280.509478] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 280.519441] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 280.529490] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 280.538565] r4:0000002f <4>[ 280.541369] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 280.549674] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 280.557883] r9:c54cff60 r8:c3a55b40 r7:00000012 r6:b6dec000 r5:c5179500 r4:c0c5931c <4>[ 280.565926] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 280.574046] r9:c07e2978 r8:c54cff60 r7:c290d000 r6:b6dec000 r5:c5179500 r4:00000000 <4>[ 280.582087] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 280.589512] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c54ce000 r5:c5179500 <4>[ 280.597627] r4:c5179500 <4>[ 280.600433] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 280.607859] r9:c54ce000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 280.615899] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 280.623752] Exception stack(0xc54cffa8 to 0xc54cfff0) <4>[ 280.629087] ffa0: 00000012 00000012 00000001 b6dec000 00000012 00000001 <4>[ 280.637562] ffc0: 00000012 00000012 7ff00000 00000004 00000001 b6dec000 00020000 004dfe38 <4>[ 280.646032] ffe0: 00000004 bea127e8 b6eb233b b6e2b616 <4>[ 280.651433] irq event stamp: 0 <4>[ 280.654698] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 280.660635] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 280.668435] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 280.676165] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 280.681947] ---[ end trace c3c49dc6ed3a54cd ]--- <6>[ 280.686972] lkdtm: Zero detected: saturated # [ 280.352217] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 280.356848] lkdtm: attempting good refcount_dec() # [ 280.361711] lkdtm: attempting bad refcount_dec() to zero # [ 280.367442] ------------[ cut here ]------------ # [ 280.372225] WARNING: CPU: 1 PID: 2725 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 280.381008] refcount_t: decrement hit 0; leaking memory. # [ 280.386590] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 280.425666] CPU: 1 PID: 2725 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 280.433619] Hardware name: STM32 (Device Tree Support) # [ 280.439035] Backtrace: # [ 280.441763] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 280.449617] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 280.455561] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 280.463163] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 280.470412] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b1b8 # [ 280.478453] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 280.486227] r7:0000001f r6:c1a2b1b8 r5:c1a2b21c r4:c54ce000 # [ 280.492175] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 280.501436] r9:c1ad7250 r8:c15ec020 r7:c54cff60 r6:00000012 r5:c57a3000 r4:c54ce000 # [ 280.509478] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 280.519441] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 280.529490] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 280.538565] r4:0000002f # [ 280.541369] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 280.549674] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 280.557883] r9:c54cff60 r8:c3a55b40 r7:00000012 r6:b6dec000 r5:c5179500 r4:c0c5931c # [ 280.565926] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 280.574046] r9:c07e2978 r8:c54cff60 r7:c290d000 r6:b6dec000 r5:c5179500 r4:00000000 # [ 280.582087] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 280.589512] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c54ce000 r5:c5179500 # [ 280.597627] r4:c5179500 # [ 280.600433] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 280.607859] r9:c54ce000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 280.615899] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 280.623752] Exception stack(0xc54cffa8 to 0xc54cfff0) # [ 280.629087] ffa0: 00000012 00000012 00000001 b6dec000 00000012 00000001 # [ 280.637562] ffc0: 00000012 00000012 7ff00000 00000004 00000001 b6dec000 00020000 004dfe38 # [ 280.646032] ffe0: 00000004 bea127e8 b6eb233b b6e2b616 # [ 280.651433] irq event stamp: 0 # [ 280.654698] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 280.660635] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 280.668435] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 280.676165] softirqs last disabled at (0): [<00000000>] 0x0 # [ 280.681947] ---[ end trace c3c49dc6ed3a54cd ]--- # [ 280.686972] 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>[ 281.725707] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 281.730572] lkdtm: attempting bad refcount_dec() below zero <4>[ 281.736561] ------------[ cut here ]------------ <4>[ 281.741334] WARNING: CPU: 1 PID: 2763 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 281.750145] refcount_t: decrement hit 0; leaking memory. <4>[ 281.755698] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 281.794772] CPU: 1 PID: 2763 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 281.802723] Hardware name: STM32 (Device Tree Support) <4>[ 281.808136] Backtrace: <4>[ 281.810864] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 281.818715] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 281.824660] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 281.832263] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 281.839510] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b1b8 <4>[ 281.847549] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 281.855320] r7:0000001f r6:c1a2b1b8 r5:c1a2b21c r4:c61ea000 <4>[ 281.861267] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 281.870525] r9:c1ad7264 r8:c15ec020 r7:c61ebf60 r6:00000016 r5:00000000 r4:c61ea000 <4>[ 281.878566] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 281.888525] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 281.898921] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 281.908345] r5:c57a3000 r4:00000030 <4>[ 281.912195] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 281.920498] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 281.928705] r9:c61ebf60 r8:c3a55b40 r7:00000016 r6:b6e64000 r5:c6074500 r4:c0c5931c <4>[ 281.936747] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 281.944867] r9:c07e2978 r8:c61ebf60 r7:c290d000 r6:b6e64000 r5:c6074500 r4:00000000 <4>[ 281.952908] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 281.960333] r10:00000004 r9:00000000 r8:00000000 r7:b6e64000 r6:c61ea000 r5:c6074500 <4>[ 281.968447] r4:c6074500 <4>[ 281.971254] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 281.978677] r9:c61ea000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 281.986716] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 281.994568] Exception stack(0xc61ebfa8 to 0xc61ebff0) <4>[ 281.999904] bfa0: 00000016 00000016 00000001 b6e64000 00000016 00000001 <4>[ 282.008379] bfc0: 00000016 00000016 7ff00000 00000004 00000001 b6e64000 00020000 004efe38 <4>[ 282.016848] bfe0: 00000004 be9887e8 b6f2a33b b6ea3616 <4>[ 282.022247] irq event stamp: 0 <4>[ 282.025556] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 282.031368] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 282.039256] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 282.047007] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 282.052762] ---[ end trace c3c49dc6ed3a54ce ]--- <6>[ 282.057707] lkdtm: Negative detected: saturated # [ 281.725707] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 281.730572] lkdtm: attempting bad refcount_dec() below zero # [ 281.736561] ------------[ cut here ]------------ # [ 281.741334] WARNING: CPU: 1 PID: 2763 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 281.750145] refcount_t: decrement hit 0; leaking memory. # [ 281.755698] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 281.794772] CPU: 1 PID: 2763 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 281.802723] Hardware name: STM32 (Device Tree Support) # [ 281.808136] Backtrace: # [ 281.810864] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 281.818715] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 281.824660] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 281.832263] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 281.839510] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b1b8 # [ 281.847549] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 281.855320] r7:0000001f r6:c1a2b1b8 r5:c1a2b21c r4:c61ea000 # [ 281.861267] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 281.870525] r9:c1ad7264 r8:c15ec020 r7:c61ebf60 r6:00000016 r5:00000000 r4:c61ea000 # [ 281.878566] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 281.888525] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 281.898921] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 281.908345] r5:c57a3000 r4:00000030 # [ 281.912195] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 281.920498] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 281.928705] r9:c61ebf60 r8:c3a55b40 r7:00000016 r6:b6e64000 r5:c6074500 r4:c0c5931c # [ 281.936747] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 281.944867] r9:c07e2978 r8:c61ebf60 r7:c290d000 r6:b6e64000 r5:c6074500 r4:00000000 # [ 281.952908] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 281.960333] r10:00000004 r9:00000000 r8:00000000 r7:b6e64000 r6:c61ea000 r5:c6074500 # [ 281.968447] r4:c6074500 # [ 281.971254] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 281.978677] r9:c61ea000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 281.986716] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 281.994568] Exception stack(0xc61ebfa8 to 0xc61ebff0) # [ 281.999904] bfa0: 00000016 00000016 00000001 b6e64000 00000016 00000001 # [ 282.008379] bfc0: 00000016 00000016 7ff00000 00000004 00000001 b6e64000 00020000 004efe38 # [ 282.016848] bfe0: 00000004 be9887e8 b6f2a33b b6ea3616 # [ 282.022247] irq event stamp: 0 # [ 282.025556] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 282.031368] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 282.039256] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 282.047007] softirqs last disabled at (0): [<00000000>] 0x0 # [ 282.052762] ---[ end trace c3c49dc6ed3a54ce ]--- # [ 282.057707] 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>[ 283.228155] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 283.233811] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 283.240601] ------------[ cut here ]------------ <4>[ 283.245450] WARNING: CPU: 0 PID: 2799 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 283.254163] refcount_t: underflow; use-after-free. <4>[ 283.259291] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 283.298380] CPU: 0 PID: 2799 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 283.306324] Hardware name: STM32 (Device Tree Support) <4>[ 283.311741] Backtrace: <4>[ 283.314468] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 283.322321] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 283.328267] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 283.335872] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 283.343119] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b1b8 <4>[ 283.351159] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 283.358931] r7:0000001c r6:c1a2b1b8 r5:c1a2b1f4 r4:c5532000 <4>[ 283.364877] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 283.374226] r9:c1ad727c r8:c15ec020 r7:c5533f60 r6:0000001f r5:00000000 r4:c5532000 <4>[ 283.382269] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 283.393017] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 283.404985] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 283.415199] r5:c50b0000 r4:00000031 <4>[ 283.419050] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 283.427356] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 283.435566] r9:c5533f60 r8:c3a55b40 r7:0000001f r6:b6ea3000 r5:c60743c0 r4:c0c5931c <4>[ 283.443610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 283.451732] r9:c07e2978 r8:c5533f60 r7:c290d000 r6:b6ea3000 r5:c60743c0 r4:00000000 <4>[ 283.459774] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 283.467200] r10:00000004 r9:00000000 r8:00000000 r7:b6ea3000 r6:c5532000 r5:c60743c0 <4>[ 283.475317] r4:c60743c0 <4>[ 283.478123] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 283.485547] r9:c5532000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 283.493586] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 283.501439] Exception stack(0xc5533fa8 to 0xc5533ff0) <4>[ 283.506773] 3fa0: 0000001f 0000001f 00000001 b6ea3000 0000001f 00000001 <4>[ 283.515249] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6ea3000 00020000 0047fe38 <4>[ 283.523718] 3fe0: 00000004 bea977e8 b6f6933b b6ee2616 <4>[ 283.529131] irq event stamp: 0 <4>[ 283.532385] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 283.538314] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 283.546096] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 283.553850] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 283.559703] ---[ end trace c3c49dc6ed3a54cf ]--- <6>[ 283.564520] lkdtm: Negative detected: saturated # [ 283.228155] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 283.233811] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 283.240601] ------------[ cut here ]------------ # [ 283.245450] WARNING: CPU: 0 PID: 2799 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 283.254163] refcount_t: underflow; use-after-free. # [ 283.259291] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 283.298380] CPU: 0 PID: 2799 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 283.306324] Hardware name: STM32 (Device Tree Support) # [ 283.311741] Backtrace: # [ 283.314468] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 283.322321] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 283.328267] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 283.335872] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 283.343119] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b1b8 # [ 283.351159] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 283.358931] r7:0000001c r6:c1a2b1b8 r5:c1a2b1f4 r4:c5532000 # [ 283.364877] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 283.374226] r9:c1ad727c r8:c15ec020 r7:c5533f60 r6:0000001f r5:00000000 r4:c5532000 # [ 283.382269] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 283.393017] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 283.404985] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 283.415199] r5:c50b0000 r4:00000031 # [ 283.419050] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 283.427356] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 283.435566] r9:c5533f60 r8:c3a55b40 r7:0000001f r6:b6ea3000 r5:c60743c0 r4:c0c5931c # [ 283.443610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 283.451732] r9:c07e2978 r8:c5533f60 r7:c290d000 r6:b6ea3000 r5:c60743c0 r4:00000000 # [ 283.459774] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 283.467200] r10:00000004 r9:00000000 r8:00000000 r7:b6ea3000 r6:c5532000 r5:c60743c0 # [ 283.475317] r4:c60743c0 # [ 283.478123] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 283.485547] r9:c5532000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 283.493586] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 283.501439] Exception stack(0xc5533fa8 to 0xc5533ff0) # [ 283.506773] 3fa0: 0000001f 0000001f 00000001 b6ea3000 0000001f 00000001 # [ 283.515249] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6ea3000 00020000 0047fe38 # [ 283.523718] 3fe0: 00000004 bea977e8 b6f6933b b6ee2616 # [ 283.529131] irq event stamp: 0 # [ 283.532385] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 283.538314] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 283.546096] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 283.553850] softirqs last disabled at (0): [<00000000>] 0x0 # [ 283.559703] ---[ end trace c3c49dc6ed3a54cf ]--- # [ 283.564520] 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>[ 284.678527] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 284.684182] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 284.690985] ------------[ cut here ]------------ <4>[ 284.695797] WARNING: CPU: 1 PID: 2835 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 284.704532] refcount_t: underflow; use-after-free. <4>[ 284.709666] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 284.748747] CPU: 1 PID: 2835 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 284.756681] Hardware name: STM32 (Device Tree Support) <4>[ 284.762095] Backtrace: <4>[ 284.764823] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 284.772673] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 284.778617] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 284.786219] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 284.793464] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b1b8 <4>[ 284.801502] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 284.809272] r7:0000001c r6:c1a2b1b8 r5:c1a2b1f4 r4:c6002000 <4>[ 284.815218] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 284.824562] r9:c1ad729c r8:c15ec020 r7:c6003f60 r6:0000001f r5:c52c7000 r4:c6002000 <4>[ 284.832603] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 284.843349] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 284.855315] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 284.865525] r4:00000032 <4>[ 284.868329] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 284.876633] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 284.884840] r9:c6003f60 r8:c3a55b40 r7:0000001f r6:b6e06000 r5:c4f53500 r4:c0c5931c <4>[ 284.892883] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 284.901003] r9:c07e2978 r8:c6003f60 r7:c290d000 r6:b6e06000 r5:c4f53500 r4:00000000 <4>[ 284.909044] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 284.916468] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c6002000 r5:c4f53500 <4>[ 284.924585] r4:c4f53500 <4>[ 284.927392] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 284.934817] r9:c6002000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 284.942856] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 284.950709] Exception stack(0xc6003fa8 to 0xc6003ff0) <4>[ 284.956045] 3fa0: 0000001f 0000001f 00000001 b6e06000 0000001f 00000001 <4>[ 284.964522] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e06000 00020000 004afe38 <4>[ 284.972992] 3fe0: 00000004 beadf7e8 b6ecc33b b6e45616 <4>[ 284.978390] irq event stamp: 0 <4>[ 284.981661] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 284.987586] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 284.995290] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 285.003074] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 285.009023] ---[ end trace c3c49dc6ed3a54d0 ]--- <6>[ 285.013806] lkdtm: Negative detected: saturated # [ 284.678527] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 284.684182] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 284.690985] ------------[ cut here ]------------ # [ 284.695797] WARNING: CPU: 1 PID: 2835 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 284.704532] refcount_t: underflow; use-after-free. # [ 284.709666] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 284.748747] CPU: 1 PID: 2835 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 284.756681] Hardware name: STM32 (Device Tree Support) # [ 284.762095] Backtrace: # [ 284.764823] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 284.772673] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 284.778617] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 284.786219] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 284.793464] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b1b8 # [ 284.801502] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 284.809272] r7:0000001c r6:c1a2b1b8 r5:c1a2b1f4 r4:c6002000 # [ 284.815218] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 284.824562] r9:c1ad729c r8:c15ec020 r7:c6003f60 r6:0000001f r5:c52c7000 r4:c6002000 # [ 284.832603] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 284.843349] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 284.855315] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 284.865525] r4:00000032 # [ 284.868329] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 284.876633] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 284.884840] r9:c6003f60 r8:c3a55b40 r7:0000001f r6:b6e06000 r5:c4f53500 r4:c0c5931c # [ 284.892883] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 284.901003] r9:c07e2978 r8:c6003f60 r7:c290d000 r6:b6e06000 r5:c4f53500 r4:00000000 # [ 284.909044] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 284.916468] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c6002000 r5:c4f53500 # [ 284.924585] r4:c4f53500 # [ 284.927392] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 284.934817] r9:c6002000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 284.942856] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 284.950709] Exception stack(0xc6003fa8 to 0xc6003ff0) # [ 284.956045] 3fa0: 0000001f 0000001f 00000001 b6e06000 0000001f 00000001 # [ 284.964522] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e06000 00020000 004afe38 # [ 284.972992] 3fe0: 00000004 beadf7e8 b6ecc33b b6e45616 # [ 284.978390] irq event stamp: 0 # [ 284.981661] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 284.987586] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 284.995290] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 285.003074] softirqs last disabled at (0): [<00000000>] 0x0 # [ 285.009023] ---[ end trace c3c49dc6ed3a54d0 ]--- # [ 285.013806] 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>[ 286.013656] lkdtm: Performing direct entry REFCOUNT_INC_ZERO <6>[ 286.018327] lkdtm: attempting safe refcount_inc_not_zero() from zero <6>[ 286.024805] lkdtm: Good: zero detected <6>[ 286.028992] lkdtm: Correctly stayed at zero <6>[ 286.033287] lkdtm: attempting bad refcount_inc() from zero <4>[ 286.039145] ------------[ cut here ]------------ <4>[ 286.043971] WARNING: CPU: 1 PID: 2868 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 286.052847] refcount_t: addition on 0; use-after-free. <4>[ 286.058263] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 286.097356] CPU: 1 PID: 2868 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 286.105286] Hardware name: STM32 (Device Tree Support) <4>[ 286.110702] Backtrace: <4>[ 286.113431] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 286.121283] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 286.127228] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 286.134834] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 286.142083] r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a2b1b8 <4>[ 286.150123] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 286.157897] r7:00000019 r6:c1a2b1b8 r5:c1a2b1c8 r4:c4eec000 <4>[ 286.163845] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 286.173193] r9:c1ad72bc r8:c15ec020 r7:c4eedf60 r6:00000012 r5:00000000 r4:c4eec000 <4>[ 286.181237] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 286.191199] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 286.201246] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 286.210326] r5:c57a3000 r4:00000033 <4>[ 286.214177] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 286.222483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 286.230693] r9:c4eedf60 r8:c3a55b40 r7:00000012 r6:b6e30000 r5:c5016c80 r4:c0c5931c <4>[ 286.238739] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 286.246861] r9:c07e2978 r8:c4eedf60 r7:c290d000 r6:b6e30000 r5:c5016c80 r4:00000000 <4>[ 286.254903] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 286.262330] r10:00000004 r9:00000000 r8:00000000 r7:b6e30000 r6:c4eec000 r5:c5016c80 <4>[ 286.270448] r4:c5016c80 <4>[ 286.273255] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 286.280683] r9:c4eec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 286.288726] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 286.296582] Exception stack(0xc4eedfa8 to 0xc4eedff0) <4>[ 286.301918] dfa0: 00000012 00000012 00000001 b6e30000 00000012 00000001 <4>[ 286.310397] dfc0: 00000012 00000012 7ff00000 00000004 00000001 b6e30000 00020000 0050fe38 <4>[ 286.318869] dfe0: 00000004 bebe37e8 b6ef633b b6e6f616 <4>[ 286.324276] irq event stamp: 0 <4>[ 286.327614] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 286.333392] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 286.341303] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 286.349102] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 286.354795] ---[ end trace c3c49dc6ed3a54d1 ]--- <6>[ 286.359790] lkdtm: Zero detected: saturated # [ 286.013656] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 286.018327] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 286.024805] lkdtm: Good: zero detected # [ 286.028992] lkdtm: Correctly stayed at zero # [ 286.033287] lkdtm: attempting bad refcount_inc() from zero # [ 286.039145] ------------[ cut here ]------------ # [ 286.043971] WARNING: CPU: 1 PID: 2868 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 286.052847] refcount_t: addition on 0; use-after-free. # [ 286.058263] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 286.097356] CPU: 1 PID: 2868 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 286.105286] Hardware name: STM32 (Device Tree Support) # [ 286.110702] Backtrace: # [ 286.113431] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 286.121283] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 286.127228] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 286.134834] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 286.142083] r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a2b1b8 # [ 286.150123] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 286.157897] r7:00000019 r6:c1a2b1b8 r5:c1a2b1c8 r4:c4eec000 # [ 286.163845] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 286.173193] r9:c1ad72bc r8:c15ec020 r7:c4eedf60 r6:00000012 r5:00000000 r4:c4eec000 # [ 286.181237] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 286.191199] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 286.201246] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 286.210326] r5:c57a3000 r4:00000033 # [ 286.214177] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 286.222483] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 286.230693] r9:c4eedf60 r8:c3a55b40 r7:00000012 r6:b6e30000 r5:c5016c80 r4:c0c5931c # [ 286.238739] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 286.246861] r9:c07e2978 r8:c4eedf60 r7:c290d000 r6:b6e30000 r5:c5016c80 r4:00000000 # [ 286.254903] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 286.262330] r10:00000004 r9:00000000 r8:00000000 r7:b6e30000 r6:c4eec000 r5:c5016c80 # [ 286.270448] r4:c5016c80 # [ 286.273255] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 286.280683] r9:c4eec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 286.288726] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 286.296582] Exception stack(0xc4eedfa8 to 0xc4eedff0) # [ 286.301918] dfa0: 00000012 00000012 00000001 b6e30000 00000012 00000001 # [ 286.310397] dfc0: 00000012 00000012 7ff00000 00000004 00000001 b6e30000 00020000 0050fe38 # [ 286.318869] dfe0: 00000004 bebe37e8 b6ef633b b6e6f616 # [ 286.324276] irq event stamp: 0 # [ 286.327614] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 286.333392] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 286.341303] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 286.349102] softirqs last disabled at (0): [<00000000>] 0x0 # [ 286.354795] ---[ end trace c3c49dc6ed3a54d1 ]--- # [ 286.359790] 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>[ 287.561088] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO <6>[ 287.565705] lkdtm: attempting safe refcount_add_not_zero() from zero <6>[ 287.572241] lkdtm: Good: zero detected <6>[ 287.576415] lkdtm: Correctly stayed at zero <6>[ 287.580717] lkdtm: attempting bad refcount_add() from zero <4>[ 287.586566] ------------[ cut here ]------------ <4>[ 287.591406] WARNING: CPU: 1 PID: 2903 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 287.600274] refcount_t: addition on 0; use-after-free. <4>[ 287.605690] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 287.644770] CPU: 1 PID: 2903 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 287.652725] Hardware name: STM32 (Device Tree Support) <4>[ 287.658140] Backtrace: <4>[ 287.660868] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 287.668721] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 287.674665] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 287.682270] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 287.689516] r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a2b1b8 <4>[ 287.697556] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 287.705328] r7:00000019 r6:c1a2b1b8 r5:c1a2b1c8 r4:c515a000 <4>[ 287.711274] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 287.720622] r9:c1ad72d0 r8:c15ec020 r7:c515bf60 r6:00000012 r5:00000000 r4:c515a000 <4>[ 287.728664] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 287.738625] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 287.748670] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 287.757747] r5:c57a3000 r4:00000034 <4>[ 287.761598] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 287.769903] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 287.778112] r9:c515bf60 r8:c3a55b40 r7:00000012 r6:b6ddb000 r5:c56fec80 r4:c0c5931c <4>[ 287.786154] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 287.794274] r9:c07e2978 r8:c515bf60 r7:c290d000 r6:b6ddb000 r5:c56fec80 r4:00000000 <4>[ 287.802313] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 287.809738] r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c515a000 r5:c56fec80 <4>[ 287.817854] r4:c56fec80 <4>[ 287.820661] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 287.828086] r9:c515a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 287.836128] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 287.843982] Exception stack(0xc515bfa8 to 0xc515bff0) <4>[ 287.849317] bfa0: 00000012 00000012 00000001 b6ddb000 00000012 00000001 <4>[ 287.857794] bfc0: 00000012 00000012 7ff00000 00000004 00000001 b6ddb000 00020000 0050fe38 <4>[ 287.866263] bfe0: 00000004 be99f7e8 b6ea133b b6e1a616 <4>[ 287.871671] irq event stamp: 0 <4>[ 287.874924] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 287.880872] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 287.888631] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 287.896370] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 287.902171] ---[ end trace c3c49dc6ed3a54d2 ]--- <6>[ 287.907104] lkdtm: Zero detected: saturated # [ 287.561088] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 287.565705] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 287.572241] lkdtm: Good: zero detected # [ 287.576415] lkdtm: Correctly stayed at zero # [ 287.580717] lkdtm: attempting bad refcount_add() from zero # [ 287.586566] ------------[ cut here ]------------ # [ 287.591406] WARNING: CPU: 1 PID: 2903 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 287.600274] refcount_t: addition on 0; use-after-free. # [ 287.605690] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 287.644770] CPU: 1 PID: 2903 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 287.652725] Hardware name: STM32 (Device Tree Support) # [ 287.658140] Backtrace: # [ 287.660868] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 287.668721] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 287.674665] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 287.682270] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 287.689516] r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a2b1b8 # [ 287.697556] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 287.705328] r7:00000019 r6:c1a2b1b8 r5:c1a2b1c8 r4:c515a000 # [ 287.711274] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 287.720622] r9:c1ad72d0 r8:c15ec020 r7:c515bf60 r6:00000012 r5:00000000 r4:c515a000 # [ 287.728664] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 287.738625] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 287.748670] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 287.757747] r5:c57a3000 r4:00000034 # [ 287.761598] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 287.769903] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 287.778112] r9:c515bf60 r8:c3a55b40 r7:00000012 r6:b6ddb000 r5:c56fec80 r4:c0c5931c # [ 287.786154] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 287.794274] r9:c07e2978 r8:c515bf60 r7:c290d000 r6:b6ddb000 r5:c56fec80 r4:00000000 # [ 287.802313] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 287.809738] r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c515a000 r5:c56fec80 # [ 287.817854] r4:c56fec80 # [ 287.820661] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 287.828086] r9:c515a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 287.836128] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 287.843982] Exception stack(0xc515bfa8 to 0xc515bff0) # [ 287.849317] bfa0: 00000012 00000012 00000001 b6ddb000 00000012 00000001 # [ 287.857794] bfc0: 00000012 00000012 7ff00000 00000004 00000001 b6ddb000 00020000 0050fe38 # [ 287.866263] bfe0: 00000004 be99f7e8 b6ea133b b6e1a616 # [ 287.871671] irq event stamp: 0 # [ 287.874924] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 287.880872] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 287.888631] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 287.896370] softirqs last disabled at (0): [<00000000>] 0x0 # [ 287.902171] ---[ end trace c3c49dc6ed3a54d2 ]--- # [ 287.907104] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL] not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh <6>[ 289.231554] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 289.236639] lkdtm: attempting bad refcount_inc() from saturated <4>[ 289.242709] ------------[ cut here ]------------ <4>[ 289.247828] WARNING: CPU: 1 PID: 2941 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 289.256438] refcount_t: saturated; leaking memory. <4>[ 289.261411] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 289.300560] CPU: 1 PID: 2941 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 289.308503] Hardware name: STM32 (Device Tree Support) <4>[ 289.313918] Backtrace: <4>[ 289.316646] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 289.324497] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 289.330442] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 289.338047] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 289.345294] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b1b8 <4>[ 289.353334] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 289.361107] r7:00000016 r6:c1a2b1b8 r5:c1a2b190 r4:c5378000 <4>[ 289.367053] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 289.376313] r9:c1ad72e4 r8:c15ec020 r7:c5379f60 r6:00000017 r5:c57a3000 r4:c5378000 <4>[ 289.384355] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 289.394316] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 289.404799] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 289.414311] r4:00000035 <4>[ 289.417116] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 289.425420] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 289.433629] r9:c5379f60 r8:c3a55b40 r7:00000017 r6:b6dc8000 r5:c5192c80 r4:c0c5931c <4>[ 289.441674] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 289.449795] r9:c07e2978 r8:c5379f60 r7:c290d000 r6:b6dc8000 r5:c5192c80 r4:00000000 <4>[ 289.457836] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 289.465260] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c5378000 r5:c5192c80 <4>[ 289.473376] r4:c5192c80 <4>[ 289.476183] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 289.483607] r9:c5378000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 289.491648] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 289.499502] Exception stack(0xc5379fa8 to 0xc5379ff0) <4>[ 289.504838] 9fa0: 00000017 00000017 00000001 b6dc8000 00000017 00000001 <4>[ 289.513314] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dc8000 00020000 004dfe38 <4>[ 289.521784] 9fe0: 00000004 bea027e8 b6e8e33b b6e07616 <4>[ 289.527203] irq event stamp: 0 <4>[ 289.530454] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 289.536399] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 289.544128] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 289.551998] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 289.557819] ---[ end trace c3c49dc6ed3a54d3 ]--- <6>[ 289.562594] lkdtm: Saturation detected: still saturated # [ 289.231554] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 289.236639] lkdtm: attempting bad refcount_inc() from saturated # [ 289.242709] ------------[ cut here ]------------ # [ 289.247828] WARNING: CPU: 1 PID: 2941 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 289.256438] refcount_t: saturated; leaking memory. # [ 289.261411] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 289.300560] CPU: 1 PID: 2941 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 289.308503] Hardware name: STM32 (Device Tree Support) # [ 289.313918] Backtrace: # [ 289.316646] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 289.324497] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 289.330442] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 289.338047] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 289.345294] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b1b8 # [ 289.353334] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 289.361107] r7:00000016 r6:c1a2b1b8 r5:c1a2b190 r4:c5378000 # [ 289.367053] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 289.376313] r9:c1ad72e4 r8:c15ec020 r7:c5379f60 r6:00000017 r5:c57a3000 r4:c5378000 # [ 289.384355] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 289.394316] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 289.404799] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 289.414311] r4:00000035 # [ 289.417116] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 289.425420] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 289.433629] r9:c5379f60 r8:c3a55b40 r7:00000017 r6:b6dc8000 r5:c5192c80 r4:c0c5931c # [ 289.441674] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 289.449795] r9:c07e2978 r8:c5379f60 r7:c290d000 r6:b6dc8000 r5:c5192c80 r4:00000000 # [ 289.457836] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 289.465260] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c5378000 r5:c5192c80 # [ 289.473376] r4:c5192c80 # [ 289.476183] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 289.483607] r9:c5378000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 289.491648] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 289.499502] Exception stack(0xc5379fa8 to 0xc5379ff0) # [ 289.504838] 9fa0: 00000017 00000017 00000001 b6dc8000 00000017 00000001 # [ 289.513314] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dc8000 00020000 004dfe38 # [ 289.521784] 9fe0: 00000004 bea027e8 b6e8e33b b6e07616 # [ 289.527203] irq event stamp: 0 # [ 289.530454] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 289.536399] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 289.544128] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 289.551998] softirqs last disabled at (0): [<00000000>] 0x0 # [ 289.557819] ---[ end trace c3c49dc6ed3a54d3 ]--- # [ 289.562594] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh <6>[ 290.815514] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 290.820468] lkdtm: attempting bad refcount_dec() from saturated <4>[ 290.826846] ------------[ cut here ]------------ <4>[ 290.831587] WARNING: CPU: 0 PID: 2977 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 290.840394] refcount_t: decrement hit 0; leaking memory. <4>[ 290.845970] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 290.885028] CPU: 0 PID: 2977 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 290.892986] Hardware name: STM32 (Device Tree Support) <4>[ 290.898399] Backtrace: <4>[ 290.901129] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 290.908980] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 290.914926] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 290.922530] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 290.929778] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b1b8 <4>[ 290.937818] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 290.945589] r7:0000001f r6:c1a2b1b8 r5:c1a2b21c r4:c6002000 <4>[ 290.951537] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 290.960798] r9:c1ad72fc r8:c15ec020 r7:c6003f60 r6:00000017 r5:c572a000 r4:c6002000 <4>[ 290.968844] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 290.978807] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 290.989294] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 290.998807] r4:00000036 <4>[ 291.001613] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 291.009920] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 291.018132] r9:c6003f60 r8:c3a55b40 r7:00000017 r6:b6de8000 r5:c50653c0 r4:c0c5931c <4>[ 291.026178] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 291.034299] r9:c07e2978 r8:c6003f60 r7:c290d000 r6:b6de8000 r5:c50653c0 r4:00000000 <4>[ 291.042342] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 291.049768] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c6002000 r5:c50653c0 <4>[ 291.057886] r4:c50653c0 <4>[ 291.060694] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 291.068120] r9:c6002000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 291.076161] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 291.084015] Exception stack(0xc6003fa8 to 0xc6003ff0) <4>[ 291.089353] 3fa0: 00000017 00000017 00000001 b6de8000 00000017 00000001 <4>[ 291.097830] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6de8000 00020000 0045fe38 <4>[ 291.106305] 3fe0: 00000004 beb4a7e8 b6eae33b b6e27616 <4>[ 291.111762] irq event stamp: 0 <4>[ 291.114970] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 291.120978] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 291.128658] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 291.136430] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 291.142227] ---[ end trace c3c49dc6ed3a54d4 ]--- <6>[ 291.147169] lkdtm: Saturation detected: still saturated # [ 290.815514] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 290.820468] lkdtm: attempting bad refcount_dec() from saturated # [ 290.826846] ------------[ cut here ]------------ # [ 290.831587] WARNING: CPU: 0 PID: 2977 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 290.840394] refcount_t: decrement hit 0; leaking memory. # [ 290.845970] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 290.885028] CPU: 0 PID: 2977 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 290.892986] Hardware name: STM32 (Device Tree Support) # [ 290.898399] Backtrace: # [ 290.901129] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 290.908980] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 290.914926] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 290.922530] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 290.929778] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b1b8 # [ 290.937818] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 290.945589] r7:0000001f r6:c1a2b1b8 r5:c1a2b21c r4:c6002000 # [ 290.951537] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 290.960798] r9:c1ad72fc r8:c15ec020 r7:c6003f60 r6:00000017 r5:c572a000 r4:c6002000 # [ 290.968844] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 290.978807] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 290.989294] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 290.998807] r4:00000036 # [ 291.001613] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 291.009920] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 291.018132] r9:c6003f60 r8:c3a55b40 r7:00000017 r6:b6de8000 r5:c50653c0 r4:c0c5931c # [ 291.026178] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 291.034299] r9:c07e2978 r8:c6003f60 r7:c290d000 r6:b6de8000 r5:c50653c0 r4:00000000 # [ 291.042342] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 291.049768] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c6002000 r5:c50653c0 # [ 291.057886] r4:c50653c0 # [ 291.060694] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 291.068120] r9:c6002000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 291.076161] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 291.084015] Exception stack(0xc6003fa8 to 0xc6003ff0) # [ 291.089353] 3fa0: 00000017 00000017 00000001 b6de8000 00000017 00000001 # [ 291.097830] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6de8000 00020000 0045fe38 # [ 291.106305] 3fe0: 00000004 beb4a7e8 b6eae33b b6e27616 # [ 291.111762] irq event stamp: 0 # [ 291.114970] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 291.120978] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 291.128658] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 291.136430] softirqs last disabled at (0): [<00000000>] 0x0 # [ 291.142227] ---[ end trace c3c49dc6ed3a54d4 ]--- # [ 291.147169] 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>[ 292.663303] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 292.668359] lkdtm: attempting bad refcount_dec() from saturated <4>[ 292.674458] ------------[ cut here ]------------ <4>[ 292.679508] WARNING: CPU: 1 PID: 3013 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 292.688182] refcount_t: saturated; leaking memory. <4>[ 292.693158] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 292.732311] CPU: 1 PID: 3013 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 292.740250] Hardware name: STM32 (Device Tree Support) <4>[ 292.745663] Backtrace: <4>[ 292.748393] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 292.756243] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 292.762187] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 292.769792] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 292.777038] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b1b8 <4>[ 292.785078] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 292.792849] r7:00000016 r6:c1a2b1b8 r5:c1a2b190 r4:c5532000 <4>[ 292.798795] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 292.808057] r9:c1ad7314 r8:c15ec020 r7:c5533f60 r6:00000017 r5:c57a3000 r4:c5532000 <4>[ 292.816099] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 292.826059] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 292.836544] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 292.846055] r4:00000037 <4>[ 292.848860] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 292.857165] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 292.865375] r9:c5533f60 r8:c3a55b40 r7:00000017 r6:b6e1b000 r5:c60743c0 r4:c0c5931c <4>[ 292.873416] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 292.881537] r9:c07e2978 r8:c5533f60 r7:c290d000 r6:b6e1b000 r5:c60743c0 r4:00000000 <4>[ 292.889578] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 292.897001] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5532000 r5:c60743c0 <4>[ 292.905116] r4:c60743c0 <4>[ 292.907923] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 292.915347] r9:c5532000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 292.923388] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 292.931242] Exception stack(0xc5533fa8 to 0xc5533ff0) <4>[ 292.936577] 3fa0: 00000017 00000017 00000001 b6e1b000 00000017 00000001 <4>[ 292.945053] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e1b000 00020000 004afe38 <4>[ 292.953522] 3fe0: 00000004 bee417e8 b6ee133b b6e5a616 <4>[ 292.958914] irq event stamp: 0 <4>[ 292.962190] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 292.968120] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 292.975903] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 292.983600] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 292.989544] ---[ end trace c3c49dc6ed3a54d5 ]--- <6>[ 292.994330] lkdtm: Saturation detected: still saturated # [ 292.663303] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 292.668359] lkdtm: attempting bad refcount_dec() from saturated # [ 292.674458] ------------[ cut here ]------------ # [ 292.679508] WARNING: CPU: 1 PID: 3013 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 292.688182] refcount_t: saturated; leaking memory. # [ 292.693158] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 292.732311] CPU: 1 PID: 3013 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 292.740250] Hardware name: STM32 (Device Tree Support) # [ 292.745663] Backtrace: # [ 292.748393] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 292.756243] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 292.762187] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 292.769792] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 292.777038] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b1b8 # [ 292.785078] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 292.792849] r7:00000016 r6:c1a2b1b8 r5:c1a2b190 r4:c5532000 # [ 292.798795] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 292.808057] r9:c1ad7314 r8:c15ec020 r7:c5533f60 r6:00000017 r5:c57a3000 r4:c5532000 # [ 292.816099] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 292.826059] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 292.836544] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 292.846055] r4:00000037 # [ 292.848860] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 292.857165] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 292.865375] r9:c5533f60 r8:c3a55b40 r7:00000017 r6:b6e1b000 r5:c60743c0 r4:c0c5931c # [ 292.873416] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 292.881537] r9:c07e2978 r8:c5533f60 r7:c290d000 r6:b6e1b000 r5:c60743c0 r4:00000000 # [ 292.889578] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 292.897001] r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5532000 r5:c60743c0 # [ 292.905116] r4:c60743c0 # [ 292.907923] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 292.915347] r9:c5532000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 292.923388] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 292.931242] Exception stack(0xc5533fa8 to 0xc5533ff0) # [ 292.936577] 3fa0: 00000017 00000017 00000001 b6e1b000 00000017 00000001 # [ 292.945053] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e1b000 00020000 004afe38 # [ 292.953522] 3fe0: 00000004 bee417e8 b6ee133b b6e5a616 # [ 292.958914] irq event stamp: 0 # [ 292.962190] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 292.968120] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 292.975903] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 292.983600] softirqs last disabled at (0): [<00000000>] 0x0 # [ 292.989544] ---[ end trace c3c49dc6ed3a54d5 ]--- # [ 292.994330] 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>[ 294.084705] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <6>[ 294.090579] lkdtm: attempting bad refcount_inc_not_zero() from saturated <4>[ 294.097575] ------------[ cut here ]------------ <4>[ 294.102350] WARNING: CPU: 1 PID: 3046 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 294.111133] refcount_t: saturated; leaking memory. <4>[ 294.116188] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 294.155261] CPU: 1 PID: 3046 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 294.163215] Hardware name: STM32 (Device Tree Support) <4>[ 294.168630] Backtrace: <4>[ 294.171358] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 294.179210] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 294.185153] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 294.192757] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 294.200003] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b1b8 <4>[ 294.208042] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 294.215814] r7:00000013 r6:c1a2b1b8 r5:c1a2b190 r4:c564e000 <4>[ 294.221759] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 294.231020] r9:c1ad732c r8:c15ec020 r7:c564ff60 r6:00000020 r5:c57a3000 r4:c0000000 <4>[ 294.239063] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 294.249810] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 294.261856] r5:c57a3000 r4:c564e000 <4>[ 294.265713] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 294.276009] r4:00000038 <4>[ 294.278814] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 294.287118] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 294.295327] r9:c564ff60 r8:c3a55b40 r7:00000020 r6:b6e03000 r5:c4fbb500 r4:c0c5931c <4>[ 294.303372] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 294.311492] r9:c07e2978 r8:c564ff60 r7:c290d000 r6:b6e03000 r5:c4fbb500 r4:00000000 <4>[ 294.319533] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 294.326957] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c564e000 r5:c4fbb500 <4>[ 294.335073] r4:c4fbb500 <4>[ 294.337881] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 294.345307] r9:c564e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 294.353356] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 294.361210] Exception stack(0xc564ffa8 to 0xc564fff0) <4>[ 294.366543] ffa0: 00000020 00000020 00000001 b6e03000 00000020 00000001 <4>[ 294.375019] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6e03000 00020000 004bfe38 <4>[ 294.383489] ffe0: 00000004 befa37e8 b6ec933b b6e42616 <4>[ 294.388912] irq event stamp: 0 <4>[ 294.392156] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 294.398077] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 294.405856] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 294.413559] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 294.419495] ---[ end trace c3c49dc6ed3a54d6 ]--- <6>[ 294.424301] lkdtm: Saturation detected: still saturated # [ 294.084705] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 294.090579] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 294.097575] ------------[ cut here ]------------ # [ 294.102350] WARNING: CPU: 1 PID: 3046 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 294.111133] refcount_t: saturated; leaking memory. # [ 294.116188] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 294.155261] CPU: 1 PID: 3046 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 294.163215] Hardware name: STM32 (Device Tree Support) # [ 294.168630] Backtrace: # [ 294.171358] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 294.179210] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 294.185153] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 294.192757] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 294.200003] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b1b8 # [ 294.208042] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 294.215814] r7:00000013 r6:c1a2b1b8 r5:c1a2b190 r4:c564e000 # [ 294.221759] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 294.231020] r9:c1ad732c r8:c15ec020 r7:c564ff60 r6:00000020 r5:c57a3000 r4:c0000000 # [ 294.239063] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 294.249810] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 294.261856] r5:c57a3000 r4:c564e000 # [ 294.265713] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 294.276009] r4:00000038 # [ 294.278814] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 294.287118] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 294.295327] r9:c564ff60 r8:c3a55b40 r7:00000020 r6:b6e03000 r5:c4fbb500 r4:c0c5931c # [ 294.303372] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 294.311492] r9:c07e2978 r8:c564ff60 r7:c290d000 r6:b6e03000 r5:c4fbb500 r4:00000000 # [ 294.319533] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 294.326957] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c564e000 r5:c4fbb500 # [ 294.335073] r4:c4fbb500 # [ 294.337881] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 294.345307] r9:c564e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 294.353356] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 294.361210] Exception stack(0xc564ffa8 to 0xc564fff0) # [ 294.366543] ffa0: 00000020 00000020 00000001 b6e03000 00000020 00000001 # [ 294.375019] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6e03000 00020000 004bfe38 # [ 294.383489] ffe0: 00000004 befa37e8 b6ec933b b6e42616 # [ 294.388912] irq event stamp: 0 # [ 294.392156] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 294.398077] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 294.405856] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 294.413559] softirqs last disabled at (0): [<00000000>] 0x0 # [ 294.419495] ---[ end trace c3c49dc6ed3a54d6 ]--- # [ 294.424301] 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>[ 295.466809] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 295.472551] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 295.479710] ------------[ cut here ]------------ <4>[ 295.484450] WARNING: CPU: 1 PID: 3081 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 295.493269] refcount_t: saturated; leaking memory. <4>[ 295.498296] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 295.537374] CPU: 1 PID: 3081 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 295.545323] Hardware name: STM32 (Device Tree Support) <4>[ 295.550736] Backtrace: <4>[ 295.553466] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 295.561318] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 295.567263] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 295.574865] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 295.582113] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b1b8 <4>[ 295.590152] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 295.597924] r7:00000013 r6:c1a2b1b8 r5:c1a2b190 r4:c53b6000 <4>[ 295.603872] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 295.613134] r9:c1ad734c r8:c15ec020 r7:c53b7f60 r6:00000020 r5:c57a3000 r4:c0000000 <4>[ 295.621178] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 295.631926] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 295.643972] r5:c57a3000 r4:c53b6000 <4>[ 295.647829] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 295.658128] r4:00000039 <4>[ 295.660933] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 295.669238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 295.677447] r9:c53b7f60 r8:c3a55b40 r7:00000020 r6:b6e9e000 r5:c517a140 r4:c0c5931c <4>[ 295.685491] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 295.693612] r9:c07e2978 r8:c53b7f60 r7:c290d000 r6:b6e9e000 r5:c517a140 r4:00000000 <4>[ 295.701655] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 295.709080] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c53b6000 r5:c517a140 <4>[ 295.717197] r4:c517a140 <4>[ 295.720005] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 295.727431] r9:c53b6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 295.735473] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 295.743327] Exception stack(0xc53b7fa8 to 0xc53b7ff0) <4>[ 295.748664] 7fa0: 00000020 00000020 00000001 b6e9e000 00000020 00000001 <4>[ 295.757142] 7fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e9e000 00020000 0047fe38 <4>[ 295.765612] 7fe0: 00000004 bee477e8 b6f6433b b6edd616 <4>[ 295.771012] irq event stamp: 0 <4>[ 295.774283] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 295.780220] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 295.787995] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 295.795748] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 295.801598] ---[ end trace c3c49dc6ed3a54d7 ]--- <6>[ 295.806483] lkdtm: Saturation detected: still saturated # [ 295.466809] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 295.472551] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 295.479710] ------------[ cut here ]------------ # [ 295.484450] WARNING: CPU: 1 PID: 3081 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 295.493269] refcount_t: saturated; leaking memory. # [ 295.498296] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 295.537374] CPU: 1 PID: 3081 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 295.545323] Hardware name: STM32 (Device Tree Support) # [ 295.550736] Backtrace: # [ 295.553466] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 295.561318] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 295.567263] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 295.574865] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 295.582113] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b1b8 # [ 295.590152] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 295.597924] r7:00000013 r6:c1a2b1b8 r5:c1a2b190 r4:c53b6000 # [ 295.603872] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 295.613134] r9:c1ad734c r8:c15ec020 r7:c53b7f60 r6:00000020 r5:c57a3000 r4:c0000000 # [ 295.621178] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 295.631926] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 295.643972] r5:c57a3000 r4:c53b6000 # [ 295.647829] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 295.658128] r4:00000039 # [ 295.660933] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 295.669238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 295.677447] r9:c53b7f60 r8:c3a55b40 r7:00000020 r6:b6e9e000 r5:c517a140 r4:c0c5931c # [ 295.685491] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 295.693612] r9:c07e2978 r8:c53b7f60 r7:c290d000 r6:b6e9e000 r5:c517a140 r4:00000000 # [ 295.701655] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 295.709080] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c53b6000 r5:c517a140 # [ 295.717197] r4:c517a140 # [ 295.720005] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 295.727431] r9:c53b6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 295.735473] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 295.743327] Exception stack(0xc53b7fa8 to 0xc53b7ff0) # [ 295.748664] 7fa0: 00000020 00000020 00000001 b6e9e000 00000020 00000001 # [ 295.757142] 7fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e9e000 00020000 0047fe38 # [ 295.765612] 7fe0: 00000004 bee477e8 b6f6433b b6edd616 # [ 295.771012] irq event stamp: 0 # [ 295.774283] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 295.780220] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 295.787995] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 295.795748] softirqs last disabled at (0): [<00000000>] 0x0 # [ 295.801598] ---[ end trace c3c49dc6ed3a54d7 ]--- # [ 295.806483] 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>[ 296.919386] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 296.925130] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 296.932270] ------------[ cut here ]------------ <4>[ 296.937172] WARNING: CPU: 1 PID: 3119 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 296.945901] refcount_t: underflow; use-after-free. <4>[ 296.950900] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 296.990055] CPU: 1 PID: 3119 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 296.997996] Hardware name: STM32 (Device Tree Support) <4>[ 297.003409] Backtrace: <4>[ 297.006138] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 297.013990] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 297.019935] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 297.027537] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 297.034786] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b1b8 <4>[ 297.042826] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 297.050597] r7:0000001c r6:c1a2b1b8 r5:c1a2b1f4 r4:c5798000 <4>[ 297.056544] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 297.065891] r9:c1ad736c r8:c15ec020 r7:c5799f60 r6:00000020 r5:c57a3000 r4:c5798000 <4>[ 297.073935] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 297.084682] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 297.096737] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 297.107034] r4:0000003a <4>[ 297.109839] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 297.118144] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 297.126355] r9:c5799f60 r8:c3a55b40 r7:00000020 r6:b6dfd000 r5:c52ef140 r4:c0c5931c <4>[ 297.134398] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 297.142519] r9:c07e2978 r8:c5799f60 r7:c290d000 r6:b6dfd000 r5:c52ef140 r4:00000000 <4>[ 297.150559] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 297.157984] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c5798000 r5:c52ef140 <4>[ 297.166100] r4:c52ef140 <4>[ 297.168907] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 297.176332] r9:c5798000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 297.184374] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 297.192228] Exception stack(0xc5799fa8 to 0xc5799ff0) <4>[ 297.197566] 9fa0: 00000020 00000020 00000001 b6dfd000 00000020 00000001 <4>[ 297.206044] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6dfd000 00020000 0045fe38 <4>[ 297.214514] 9fe0: 00000004 beac17e8 b6ec333b b6e3c616 <4>[ 297.219906] irq event stamp: 0 <4>[ 297.223185] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 297.229115] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 297.236901] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 297.244593] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 297.250544] ---[ end trace c3c49dc6ed3a54d8 ]--- <6>[ 297.255394] lkdtm: Saturation detected: still saturated # [ 296.919386] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 296.925130] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 296.932270] ------------[ cut here ]------------ # [ 296.937172] WARNING: CPU: 1 PID: 3119 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 296.945901] refcount_t: underflow; use-after-free. # [ 296.950900] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 296.990055] CPU: 1 PID: 3119 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 296.997996] Hardware name: STM32 (Device Tree Support) # [ 297.003409] Backtrace: # [ 297.006138] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 297.013990] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 297.019935] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 297.027537] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 297.034786] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b1b8 # [ 297.042826] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 297.050597] r7:0000001c r6:c1a2b1b8 r5:c1a2b1f4 r4:c5798000 # [ 297.056544] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 297.065891] r9:c1ad736c r8:c15ec020 r7:c5799f60 r6:00000020 r5:c57a3000 r4:c5798000 # [ 297.073935] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 297.084682] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 297.096737] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 297.107034] r4:0000003a # [ 297.109839] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 297.118144] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 297.126355] r9:c5799f60 r8:c3a55b40 r7:00000020 r6:b6dfd000 r5:c52ef140 r4:c0c5931c # [ 297.134398] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 297.142519] r9:c07e2978 r8:c5799f60 r7:c290d000 r6:b6dfd000 r5:c52ef140 r4:00000000 # [ 297.150559] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 297.157984] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c5798000 r5:c52ef140 # [ 297.166100] r4:c52ef140 # [ 297.168907] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 297.176332] r9:c5798000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 297.184374] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 297.192228] Exception stack(0xc5799fa8 to 0xc5799ff0) # [ 297.197566] 9fa0: 00000020 00000020 00000001 b6dfd000 00000020 00000001 # [ 297.206044] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6dfd000 00020000 0045fe38 # [ 297.214514] 9fe0: 00000004 beac17e8 b6ec333b b6e3c616 # [ 297.219906] irq event stamp: 0 # [ 297.223185] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 297.229115] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 297.236901] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 297.244593] softirqs last disabled at (0): [<00000000>] 0x0 # [ 297.250544] ---[ end trace c3c49dc6ed3a54d8 ]--- # [ 297.255394] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh <6>[ 298.358807] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 298.364552] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 298.371760] ------------[ cut here ]------------ <4>[ 298.376551] WARNING: CPU: 1 PID: 3155 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 298.385253] refcount_t: underflow; use-after-free. <4>[ 298.390417] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 298.429478] CPU: 1 PID: 3155 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 298.437415] Hardware name: STM32 (Device Tree Support) <4>[ 298.442830] Backtrace: <4>[ 298.445559] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 298.453411] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 298.459356] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 298.466961] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 298.474208] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b1b8 <4>[ 298.482249] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 298.490025] r7:0000001c r6:c1a2b1b8 r5:c1a2b1f4 r4:c500a000 <4>[ 298.495972] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 298.505322] r9:c1ad738c r8:c15ec020 r7:c500bf60 r6:00000020 r5:c57a3000 r4:c500a000 <4>[ 298.513368] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 298.524118] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 298.536176] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 298.546476] r4:0000003b <4>[ 298.549282] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 298.557587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 298.565799] r9:c500bf60 r8:c3a55b40 r7:00000020 r6:b6e57000 r5:c50d5c80 r4:c0c5931c <4>[ 298.573843] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 298.581966] r9:c07e2978 r8:c500bf60 r7:c290d000 r6:b6e57000 r5:c50d5c80 r4:00000000 <4>[ 298.590009] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 298.597435] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c500a000 r5:c50d5c80 <4>[ 298.605553] r4:c50d5c80 <4>[ 298.608361] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 298.615786] r9:c500a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 298.623828] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 298.631682] Exception stack(0xc500bfa8 to 0xc500bff0) <4>[ 298.637020] bfa0: 00000020 00000020 00000001 b6e57000 00000020 00000001 <4>[ 298.645498] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6e57000 00020000 004efe38 <4>[ 298.653970] bfe0: 00000004 beecc7e8 b6f1d33b b6e96616 <4>[ 298.659426] irq event stamp: 0 <4>[ 298.662644] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 298.668600] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 298.676367] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 298.684046] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 298.690010] ---[ end trace c3c49dc6ed3a54d9 ]--- <6>[ 298.694785] lkdtm: Saturation detected: still saturated # [ 298.358807] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 298.364552] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 298.371760] ------------[ cut here ]------------ # [ 298.376551] WARNING: CPU: 1 PID: 3155 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 298.385253] refcount_t: underflow; use-after-free. # [ 298.390417] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer brcmfmac snd soundcore adv7511 sha256_generic sha256_arm etnaviv gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 298.429478] CPU: 1 PID: 3155 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 298.437415] Hardware name: STM32 (Device Tree Support) # [ 298.442830] Backtrace: # [ 298.445559] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 298.453411] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 298.459356] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 298.466961] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 298.474208] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b1b8 # [ 298.482249] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 298.490025] r7:0000001c r6:c1a2b1b8 r5:c1a2b1f4 r4:c500a000 # [ 298.495972] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 298.505322] r9:c1ad738c r8:c15ec020 r7:c500bf60 r6:00000020 r5:c57a3000 r4:c500a000 # [ 298.513368] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 298.524118] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 298.536176] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 298.546476] r4:0000003b # [ 298.549282] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 298.557587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 298.565799] r9:c500bf60 r8:c3a55b40 r7:00000020 r6:b6e57000 r5:c50d5c80 r4:c0c5931c # [ 298.573843] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 298.581966] r9:c07e2978 r8:c500bf60 r7:c290d000 r6:b6e57000 r5:c50d5c80 r4:00000000 # [ 298.590009] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 298.597435] r10:00000004 r9:00000000 r8:00000000 r7:b6e57000 r6:c500a000 r5:c50d5c80 # [ 298.605553] r4:c50d5c80 # [ 298.608361] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 298.615786] r9:c500a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 298.623828] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 298.631682] Exception stack(0xc500bfa8 to 0xc500bff0) # [ 298.637020] bfa0: 00000020 00000020 00000001 b6e57000 00000020 00000001 # [ 298.645498] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6e57000 00020000 004efe38 # [ 298.653970] bfe0: 00000004 beecc7e8 b6f1d33b b6e96616 # [ 298.659426] irq event stamp: 0 # [ 298.662644] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 298.668600] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 298.676367] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 298.684046] softirqs last disabled at (0): [<00000000>] 0x0 # [ 298.690010] ---[ end trace c3c49dc6ed3a54d9 ]--- # [ 298.694785] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP # selftests: lkdtm: ATOMIC_TIMING.sh # Skipping ATOMIC_TIMING: timing only ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh <6>[ 300.453759] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 300.458789] lkdtm: attempting good copy_to_user of correct size <6>[ 300.464881] lkdtm: attempting bad copy_to_user of too large size # [ 300.453759] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 300.458789] lkdtm: attempting good copy_to_user of correct size # [ 300.464881] lkdtm: attempting bad copy_to_user of too large size # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL] not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh <6>[ 301.481458] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 301.486671] lkdtm: attempting good copy_from_user of correct size <6>[ 301.492902] lkdtm: attempting bad copy_from_user of too large size # [ 301.481458] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 301.486671] lkdtm: attempting good copy_from_user of correct size # [ 301.492902] lkdtm: attempting bad copy_from_user of too large size # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL] not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh <6>[ 302.404243] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 302.409733] lkdtm: attempting good copy_to_user inside whitelist <6>[ 302.416079] lkdtm: attempting bad copy_to_user outside whitelist # [ 302.404243] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 302.409733] lkdtm: attempting good copy_to_user inside whitelist # [ 302.416079] lkdtm: attempting bad copy_to_user outside whitelist # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL] not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh <6>[ 303.361991] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 303.367596] lkdtm: attempting good copy_from_user inside whitelist <6>[ 303.373953] lkdtm: attempting bad copy_from_user outside whitelist # [ 303.361991] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 303.367596] lkdtm: attempting good copy_from_user inside whitelist # [ 303.373953] lkdtm: attempting bad copy_from_user outside whitelist # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL] not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh <6>[ 304.333301] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 304.338480] lkdtm: good_stack: c5379e0c-c5379e2c <6>[ 304.343232] lkdtm: bad_stack : c5379d84-c5379da4 <6>[ 304.348305] lkdtm: attempting good copy_to_user of local stack <6>[ 304.354299] lkdtm: attempting bad copy_to_user of distant stack # [ 304.333301] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 304.338480] lkdtm: good_stack: c5379e0c-c5379e2c # [ 304.343232] lkdtm: bad_stack : c5379d84-c5379da4 # [ 304.348305] lkdtm: attempting good copy_to_user of local stack # [ 304.354299] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL] not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh <6>[ 305.636439] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 305.641663] lkdtm: good_stack: c4eede0c-c4eede2c <6>[ 305.646691] lkdtm: bad_stack : c4eedd84-c4eedda4 <6>[ 305.651461] lkdtm: attempting good copy_from_user of local stack <6>[ 305.657847] lkdtm: attempting bad copy_from_user of distant stack # [ 305.636439] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 305.641663] lkdtm: good_stack: c4eede0c-c4eede2c # [ 305.646691] lkdtm: bad_stack : c4eedd84-c4eedda4 # [ 305.651461] lkdtm: attempting good copy_from_user of local stack # [ 305.657847] lkdtm: attempting bad copy_from_user of distant stack # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL] not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh <6>[ 306.801986] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 306.806957] lkdtm: good_stack: c4eede0c-c4eede2c <6>[ 306.811741] lkdtm: bad_stack : c4eedffc-c4eee01c <6>[ 306.816806] lkdtm: attempting good copy_to_user of local stack <6>[ 306.822799] lkdtm: attempting bad copy_to_user of distant stack # [ 306.801986] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 306.806957] lkdtm: good_stack: c4eede0c-c4eede2c # [ 306.811741] lkdtm: bad_stack : c4eedffc-c4eee01c # [ 306.816806] lkdtm: attempting good copy_to_user of local stack # [ 306.822799] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL] not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1 # selftests: lkdtm: USERCOPY_KERNEL.sh <6>[ 307.840082] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 307.844446] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc <6>[ 307.851981] lkdtm: attempting bad copy_to_user from kernel text: c053e244 <3>[ 307.859063] lkdtm: FAIL: survived bad copy_to_user() # [ 307.840082] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 307.844446] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc # [ 307.851981] lkdtm: attempting bad copy_to_user from kernel text: c053e244 # [ 307.859063] lkdtm: FAIL: survived bad copy_to_user() # USERCOPY_KERNEL: missing 'call trace:': [FAIL] not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1 # selftests: lkdtm: STACKLEAK_ERASING.sh <6>[ 308.854040] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 308.858749] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 308.866014] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 308.872975] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 308.879373] CPU: 0 PID: 3531 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 308.887301] Hardware name: STM32 (Device Tree Support) <4>[ 308.892717] Backtrace: <4>[ 308.895447] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 308.903299] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 308.909245] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 308.916852] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 308.925672] r9:c1ad7494 r8:c15ec020 r7:c5533f60 r6:c5533e34 r5:c5532000 r4:0000078d <4>[ 308.933717] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 308.942796] r8:c15ec020 r7:c5533f60 r6:00000012 r5:c60a5000 r4:00000046 <4>[ 308.949789] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 308.958093] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 308.966302] r9:c5533f60 r8:c3a55b40 r7:00000012 r6:b6e01000 r5:c4c778c0 r4:c0c5931c <4>[ 308.974346] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 308.982465] r9:c07e2978 r8:c5533f60 r7:c290d000 r6:b6e01000 r5:c4c778c0 r4:00000000 <4>[ 308.990506] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 308.997929] r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c5532000 r5:c4c778c0 <4>[ 309.006046] r4:c4c778c0 <4>[ 309.008852] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 309.016278] r9:c5532000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 309.024320] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 309.032174] Exception stack(0xc5533fa8 to 0xc5533ff0) <4>[ 309.037511] 3fa0: 00000012 00000012 00000001 b6e01000 00000012 00000001 <4>[ 309.045987] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e01000 00020000 004cfe38 <4>[ 309.054459] 3fe0: 00000004 bec3a7e8 b6ec733b b6e40616 # [ 308.854040] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 308.858749] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 308.866014] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 308.872975] lkdtm: FAIL: the thread stack is NOT properly erased # [ 308.879373] CPU: 0 PID: 3531 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 308.887301] Hardware name: STM32 (Device Tree Support) # [ 308.892717] Backtrace: # [ 308.895447] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 308.903299] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 308.909245] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 308.916852] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 308.925672] r9:c1ad7494 r8:c15ec020 r7:c5533f60 r6:c5533e34 r5:c5532000 r4:0000078d # [ 308.933717] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 308.942796] r8:c15ec020 r7:c5533f60 r6:00000012 r5:c60a5000 r4:00000046 # [ 308.949789] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 308.958093] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 308.966302] r9:c5533f60 r8:c3a55b40 r7:00000012 r6:b6e01000 r5:c4c778c0 r4:c0c5931c # [ 308.974346] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 308.982465] r9:c07e2978 r8:c5533f60 r7:c290d000 r6:b6e01000 r5:c4c778c0 r4:00000000 # [ 308.990506] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 308.997929] r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c5532000 r5:c4c778c0 # [ 309.006046] r4:c4c778c0 # [ 309.008852] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 309.016278] r9:c5532000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 309.024320] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 309.032174] Exception stack(0xc5533fa8 to 0xc5533ff0) # [ 309.037511] 3fa0: 00000012 00000012 00000001 b6e01000 00000012 00000001 # [ 309.045987] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e01000 00020000 004cfe38 # [ 309.054459] 3fe0: 00000004 bec3a7e8 b6ec733b b6e40616 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh <6>[ 313.973436] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 313.978047] lkdtm: Calling matched prototype ... <6>[ 313.982839] lkdtm: Calling mismatched prototype ... <6>[ 313.988143] lkdtm: Fail: survived mismatched prototype function call! # [ 313.973436] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 313.978047] lkdtm: Calling matched prototype ... # [ 313.982839] lkdtm: Calling mismatched prototype ... # [ 313.988143] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 lkdtm_PANIC_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh fail lkdtm_LOOP_sh skip lkdtm_EXHAUST_STACK_sh skip lkdtm_CORRUPT_STACK_sh skip lkdtm_CORRUPT_STACK_STRONG_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh fail lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail lkdtm_UNSET_SMEP_sh skip lkdtm_DOUBLE_FAULT_sh skip lkdtm_CORRUPT_PAC_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip lkdtm_OVERWRITE_ALLOCATION_sh skip lkdtm_WRITE_AFTER_FREE_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh skip lkdtm_HARDLOCKUP_sh skip lkdtm_SPINLOCKUP_sh skip lkdtm_HUNG_TASK_sh skip lkdtm_EXEC_DATA_sh fail lkdtm_EXEC_STACK_sh fail lkdtm_EXEC_KMALLOC_sh fail lkdtm_EXEC_VMALLOC_sh fail lkdtm_EXEC_RODATA_sh fail lkdtm_EXEC_USERSPACE_sh fail lkdtm_EXEC_NULL_sh fail lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh fail lkdtm_WRITE_RO_sh fail lkdtm_WRITE_RO_AFTER_INIT_sh fail lkdtm_WRITE_KERN_sh fail lkdtm_REFCOUNT_INC_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail lkdtm_REFCOUNT_DEC_ZERO_sh fail lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh fail lkdtm_REFCOUNT_ADD_ZERO_sh fail lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh skip lkdtm_ATOMIC_TIMING_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #