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 BOOTP broadcast 6 BOOTP broadcast 7 *** Unhandled DHCP Option in OFFER/ACK: 42 *** Unhandled DHCP Option in OFFER/ACK: 42 DHCP client bound to address 192.168.56.198 (7805 ms) STM32MP> setenv serverip 192.168.56.193 setenv serverip 192.168.56.193 STM32MP> tftp 0xc2000000 325365/tftp-deploy-ajhop8su/kernel/uImage tftp 0xc2000000 325365/tftp-deploy-ajhop8su/kernel/uImage Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.198 Filename '325365/tftp-deploy-ajhop8su/kernel/uImage'. Load address: 0xc2000000 Loading: *################################################## 12 MiB 18.7 MiB/s done Bytes transferred = 12558912 (bfa240 hex) STM32MP> tftp 0xc4400000 325365/tftp-deploy-ajhop8su/ramdisk/ramdisk.cpio.gz.uboot tftp 0xc4400000 325365/tftp-deploy-ajhop8su/ramdisk/ramdisk.cpio.gz.uboot Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.198 Filename '325365/tftp-deploy-ajhop8su/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0xc4400000 Loading: *################################################## 15.4 MiB 18.7 MiB/s done Bytes transferred = 16102174 (f5b31e hex) STM32MP> setenv initrd_size ${filesize} setenv initrd_size ${filesize} STM32MP> tftp 0xc4000000 325365/tftp-deploy-ajhop8su/dtb/stm32mp157a-dhcor-avenger96.dtb tftp 0xc4000000 325365/tftp-deploy-ajhop8su/dtb/stm32mp157a-dhcor-avenger96.dtb Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.198 Filename '325365/tftp-deploy-ajhop8su/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/325365/extract-nfsrootfs-3bpyqzny,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/325365/extract-nfsrootfs-3bpyqzny,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: 2024-05-30 8:43:22 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 12558848 Bytes = 12 MiB Load Address: c2000000 Entry Point: c2000000 Verifying Checksum ... OK ## Loading init Ramdisk from Legacy Image at c4400000 ... Image Name: Created: 2024-05-30 8:43:25 UTC Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 16102110 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 5.10.216-cip47 (KernelCI@build-j211253-arm-gcc-10-multi-v7-defconfig-kselftest-hpld9) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu May 30 07:51:22 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/325365/extract-nfsrootfs-3bpyqzny,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: 920788K/1048572K available (17408K kernel code, 2714K rwdata, 8152K rodata, 2048K init, 6693K bss, 62248K 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 56169 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>[ 0.000054] Switching to timer-based delay loop, resolution 41ns <6>[ 0.014918] Console: colour dummy device 80x30 <4>[ 0.015021] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.015064] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.015104] ... MAX_LOCK_DEPTH: 48 <4>[ 0.015145] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.015184] ... CLASSHASH_SIZE: 4096 <4>[ 0.015224] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.015263] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.015302] ... CHAINHASH_SIZE: 32768 <4>[ 0.015342] memory used by lock dependency info: 4061 kB <4>[ 0.015382] memory used for stack traces: 2112 kB <4>[ 0.015421] per task-struct memory footprint: 1536 bytes <6>[ 0.015556] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) <6>[ 0.015630] CPU: Testing write buffer coherency: ok <6>[ 0.015855] pid_max: default: 32768 minimum: 301 <6>[ 0.016340] LSM: Security Framework initializing <6>[ 0.016504] LSM support for eBPF active <6>[ 0.016696] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.016759] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.021733] CPU0: update cpu_capacity 1024 <6>[ 0.021800] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.026969] Setting up static identity map for 0xc0300000 - 0xc03000ac <6>[ 0.031936] rcu: Hierarchical SRCU implementation. <6>[ 0.048643] EFI services will not be available. <6>[ 0.050029] smp: Bringing up secondary CPUs ... <6>[ 0.053963] CPU1: update cpu_capacity 1024 <6>[ 0.053986] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.055483] smp: Brought up 1 node, 2 CPUs <6>[ 0.055576] SMP: Total of 2 processors activated (96.00 BogoMIPS). <6>[ 0.055619] CPU: All CPU(s) started in SVC mode. <6>[ 0.059083] devtmpfs: initialized <6>[ 0.180054] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 <6>[ 0.183559] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.183671] futex hash table entries: 512 (order: 3, 32768 bytes, linear) <6>[ 0.189511] pinctrl core: initialized pinctrl subsystem <6>[ 0.200063] DMI not present or invalid. <6>[ 0.203498] NET: Registered protocol family 16 <6>[ 0.217080] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.231915] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.233655] cpuidle: using governor menu <6>[ 0.234492] No ATAGs? <6>[ 0.235024] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. <6>[ 0.235132] hw-breakpoint: maximum watchpoint size is 8 bytes. <6>[ 0.248326] Serial: AMBA PL011 UART driver <6>[ 0.459200] /soc/interrupt-controller@5000d000: bank0 <6>[ 0.459314] /soc/interrupt-controller@5000d000: bank1 <6>[ 0.459380] /soc/interrupt-controller@5000d000: bank2 <6>[ 0.490625] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added <6>[ 0.497323] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added <6>[ 0.504144] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added <6>[ 0.510914] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added <6>[ 0.517512] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added <6>[ 0.524251] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added <6>[ 0.530978] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added <6>[ 0.537570] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added <6>[ 0.544234] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added <6>[ 0.545762] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized <6>[ 0.558057] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added <6>[ 0.558186] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized <6>[ 0.644291] Kprobes globally optimized <3>[ 0.686319] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517 <6>[ 0.699115] iommu: Default domain type: Translated <6>[ 0.701168] vgaarb: loaded <5>[ 0.706800] SCSI subsystem initialized <6>[ 0.709946] usbcore: registered new interface driver usbfs <6>[ 0.710411] usbcore: registered new interface driver hub <6>[ 0.710701] usbcore: registered new device driver usb <6>[ 0.716607] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.716665] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.716793] PTP clock support registered <6>[ 0.734892] clocksource: Switched to clocksource arch_sys_counter <6>[ 3.096631] NET: Registered protocol family 2 <6>[ 3.097449] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 3.101920] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 3.102176] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 3.102482] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 3.104420] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 3.106092] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 3.106619] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.106990] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.108020] NET: Registered protocol family 1 <6>[ 3.112761] RPC: Registered named UNIX socket transport module. <6>[ 3.112889] RPC: Registered udp transport module. <6>[ 3.112936] RPC: Registered tcp transport module. <6>[ 3.112981] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 3.113059] NET: Registered protocol family 44 <6>[ 3.113149] PCI: CLS 0 bytes, default 64 <6>[ 3.116315] Trying to unpack rootfs image as initramfs... <6>[ 5.603800] Freeing initrd memory: 15728K <6>[ 5.606946] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available <5>[ 5.616218] Initialise system trusted keyrings <6>[ 5.617774] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 5.686231] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 5.691327] NFS: Registering the id_resolver key type <5>[ 5.691641] Key type id_resolver registered <5>[ 5.691764] Key type id_legacy registered <6>[ 5.692659] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 5.692801] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 5.693104] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 5.696295] Key type asymmetric registered <5>[ 5.696532] Asymmetric key parser 'x509' registered <6>[ 5.697146] bounce: pool size: 64 pages <6>[ 5.697382] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 5.697531] io scheduler mq-deadline registered <6>[ 5.697587] io scheduler kyber registered <4>[ 5.698930] test_firmware: interface ready <6>[ 6.188924] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.211177] SuperH (H)SCI(F) driver initialized <6>[ 6.215392] msm_serial: driver initialized <6>[ 6.216299] STMicroelectronics ASC driver initialized <6>[ 6.222090] STM32 USART driver initialized <6>[ 6.225263] stm32-usart 4000e000.serial: rx dma alloc failed <6>[ 6.225335] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma) <6>[ 6.225398] stm32-usart 4000e000.serial: tx dma alloc failed <6>[ 6.225445] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma) <6>[ 6.225716] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart <6>[ 6.227487] serial serial0: tty port ttySTM2 registered <6>[ 6.230997] stm32-usart 40010000.serial: rx dma alloc failed <6>[ 6.231060] stm32-usart 40010000.serial: interrupt mode used for rx (no dma) <6>[ 6.231118] stm32-usart 40010000.serial: tx dma alloc failed <6>[ 6.231164] stm32-usart 40010000.serial: interrupt mode used for tx (no dma) <6>[ 6.231297] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart <6>[ 7.278905] printk: console [ttySTM0] enabled <6>[ 7.288957] stm32-usart 40018000.serial: rx dma alloc failed <6>[ 7.293514] stm32-usart 40018000.serial: interrupt mode used for rx (no dma) <6>[ 7.301002] stm32-usart 40018000.serial: tx dma alloc failed <6>[ 7.306886] stm32-usart 40018000.serial: interrupt mode used for tx (no dma) <6>[ 7.314196] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart <6>[ 7.352172] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <5>[ 7.354497] random: crng init done <6>[ 7.430044] brd: module loaded <6>[ 7.489501] loop: module loaded <6>[ 7.495779] lkdtm: No crash points registered, enable through debugfs <6>[ 7.570921] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.579862] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.583678] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.590314] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.595648] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.616730] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found <6>[ 7.622054] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found <6>[ 7.629276] stm32-dwmac 5800a000.ethernet: PTP uses main clock <6>[ 7.634470] stm32-dwmac 5800a000.ethernet: no reset control found <6>[ 7.643423] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42 <6>[ 7.649453] stm32-dwmac 5800a000.ethernet: DWMAC4/5 <6>[ 7.654504] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported <6>[ 7.662185] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported <6>[ 7.669796] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported <6>[ 7.676925] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported <6>[ 7.683779] stm32-dwmac 5800a000.ethernet: TSO supported <6>[ 7.689084] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer <6>[ 7.697213] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2) <6>[ 7.703936] stm32-dwmac 5800a000.ethernet: TSO feature enabled <6>[ 7.710124] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width <6>[ 7.795384] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.801877] usbcore: registered new interface driver pegasus <6>[ 7.808019] usbcore: registered new interface driver asix <6>[ 7.813475] usbcore: registered new interface driver ax88179_178a <6>[ 7.819958] usbcore: registered new interface driver cdc_ether <6>[ 7.826156] usbcore: registered new interface driver smsc75xx <6>[ 7.832073] usbcore: registered new interface driver smsc95xx <6>[ 7.838141] usbcore: registered new interface driver net1080 <6>[ 7.843989] usbcore: registered new interface driver cdc_subset <6>[ 7.850284] usbcore: registered new interface driver zaurus <6>[ 7.856222] usbcore: registered new interface driver cdc_ncm <6>[ 7.873879] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.879589] ehci-pci: EHCI PCI platform driver <6>[ 7.884236] ehci-platform: EHCI generic platform driver <6>[ 7.891853] ehci-orion: EHCI orion driver <6>[ 7.895695] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.899689] ehci-st: EHCI STMicroelectronics driver <6>[ 7.904909] ehci-exynos: EHCI Exynos driver <6>[ 7.909319] ehci-atmel: EHCI Atmel driver <6>[ 7.913548] tegra-ehci: Tegra EHCI driver <6>[ 7.918010] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.923760] ohci-pci: OHCI PCI platform driver <6>[ 7.928686] ohci-platform: OHCI generic platform driver <6>[ 7.934657] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.938918] ohci-st: OHCI STMicroelectronics driver <6>[ 7.943992] ohci-atmel: OHCI Atmel driver <6>[ 7.951299] usbcore: registered new interface driver usb-storage <3>[ 7.978784] stm32_rtc 5c004000.rtc: IRQ index 1 not found <4>[ 7.983059] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6 <6>[ 7.995241] stm32_rtc 5c004000.rtc: registered as rtc0 <6>[ 7.999386] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:27 UTC (946684827) <4>[ 8.010047] stm32_rtc 5c004000.rtc: Date/Time must be initialized <6>[ 8.015190] stm32_rtc 5c004000.rtc: registered rev:1.2 <6>[ 8.026570] i2c /dev entries driver <6>[ 8.063237] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter <6>[ 8.094679] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter <6>[ 8.135862] stpmic1 2-0033: PMIC Chip Version: 0x10 <6>[ 8.165669] vddcore: supplied by regulator-dummy <6>[ 8.176281] vdd_ddr: supplied by regulator-dummy <6>[ 8.185864] vdd: supplied by regulator-dummy <6>[ 8.195209] v3v3: supplied by regulator-dummy <6>[ 8.203646] vdda: Bringing 1800000uV into 2900000-2900000uV <6>[ 8.210931] vdda: supplied by v3v3 <6>[ 8.219204] v2v8: Bringing 1800000uV into 2800000-2800000uV <6>[ 8.226356] v2v8: supplied by v3v3 <6>[ 8.232655] vtt_ddr: supplied by vdd_ddr <6>[ 8.242722] vdd_usb: supplied by regulator-dummy <6>[ 8.249383] vdd_sd: supplied by v3v3 <6>[ 8.258798] v1v8: Bringing 1000000uV into 1800000-1800000uV <6>[ 8.265871] v1v8: supplied by v3v3 <6>[ 8.270846] vref_ddr: supplied by regulator-dummy <6>[ 8.282334] bst_out: supplied by regulator-dummy <6>[ 8.290510] vbus_otg: supplied by bst_out <6>[ 8.297922] vbus_sw: supplied by bst_out <6>[ 8.318147] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0 <4>[ 8.337754] at24 2-0053: supply vcc not found, using dummy regulator <6>[ 8.347591] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write <6>[ 8.353713] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter <6>[ 8.394955] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully <6>[ 8.435673] sdhci: Secure Digital Host Controller Interface driver <6>[ 8.440723] sdhci: Copyright(c) Pierre Ossman <6>[ 8.458688] Synopsys Designware Multimedia Card Interface Driver <6>[ 8.460078] mmci-pl18x 58005000.sdmmc: Got CD GPIO <6>[ 8.469855] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 8.476845] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio) <6>[ 8.497656] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 8.505487] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio) <6>[ 8.507245] usbcore: registered new interface driver usbhid <6>[ 8.519050] usbhid: USB HID core driver <6>[ 8.548912] netem: version 1.3 <6>[ 8.551273] ipip: IPv4 and MPLS over IPv4 tunneling driver <4>[ 8.551289] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) <6>[ 8.560433] IPv4 over IPsec tunneling driver <4>[ 8.570084] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.574683] NET: Registered protocol family 10 <4>[ 8.581627] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.592267] Segment Routing with IPv6 <4>[ 8.595289] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) <6>[ 8.604007] NET: Registered protocol family 17 <4>[ 8.607608] mmc1: queuing unknown CIS tuple 0x80 (6 bytes) <6>[ 8.613764] 8021q: 802.1Q VLAN Support v1.8 <5>[ 8.619219] Key type dns_resolver registered <6>[ 8.622729] ThumbEE CPU extension supported. <5>[ 8.627361] Registering SWP/SWPB emulation handler <5>[ 8.634578] Loading compiled-in X.509 certificates <6>[ 8.648668] mmc0: new high speed SDXC card at address e624 <6>[ 8.658755] mmcblk0: mmc0:e624 SD64G 59.5 GiB <6>[ 8.750146] mmc1: new high speed SDIO card at address 0001 <6>[ 8.901090] stm32-dma 48000000.dma-controller: STM32 DMA driver registered <6>[ 8.917859] stm32-dma 48001000.dma-controller: STM32 DMA driver registered <6>[ 8.943230] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered <6>[ 8.953091] buck-io: supplied by vdd <6>[ 8.958513] usb33: supplied by vdd_usb <6>[ 8.969520] reg11: supplied by buck-io <6>[ 8.974167] reg18: supplied by buck-io <6>[ 8.982362] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0 <4>[ 9.018354] GPT:Primary header thinks Alt. header is not at the end of the disk. <6>[ 9.020413] spi-nor spi0.0: w25q16dw (2048 Kbytes) <4>[ 9.024880] GPT:3204245 != 124735487 <4>[ 9.024923] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.024947] GPT:3204245 != 124735487 <4>[ 9.024982] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.025114] mmcblk0: p1 p2 p3 p4 <4>[ 9.073008] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator <4>[ 9.080817] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator <6>[ 9.224010] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM <6>[ 9.234543] dwc2 49000000.usb-otg: DWC OTG Controller <6>[ 9.239227] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1 <6>[ 9.246476] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000 <6>[ 9.261631] hub 1-0:1.0: USB hub found <6>[ 9.265066] hub 1-0:1.0: 1 port detected <6>[ 9.294714] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller <6>[ 9.300078] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2 <6>[ 9.310005] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000 <6>[ 9.345033] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00 <6>[ 9.357080] hub 2-0:1.0: USB hub found <6>[ 9.360029] hub 2-0:1.0: 2 ports detected <6>[ 9.381955] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio) <6>[ 9.523375] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL) <6>[ 9.539011] dwmac4: Master AXI performs any burst length <6>[ 9.543213] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found <6>[ 9.655104] usb 2-1: new high-speed USB device number 2 using ehci-platform <6>[ 9.751058] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported <6>[ 9.760555] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock <6>[ 9.774286] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode <6>[ 9.781892] mmc2: new DDR MMC card at address 0001 <6>[ 9.790412] mmcblk2: mmc2:0001 DG4008 7.28 GiB <6>[ 9.790522] 8021q: adding VLAN 0 to HW filter on device eth0 <6>[ 9.794983] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB <4>[ 9.799850] stm32-dwmac 5800a000.ethernet eth0: Adding VLAN ID 0 is not supported <6>[ 9.807104] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB <6>[ 9.821735] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0) <4>[ 9.842165] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 9.848897] GPT:3145727 != 15273599 <4>[ 9.852205] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.858588] GPT:3145727 != 15273599 <4>[ 9.862251] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.867875] mmcblk2: p1 p2 p3 p4 <6>[ 9.872413] hub 2-1:1.0: USB hub found <6>[ 9.875915] hub 2-1:1.0: 3 ports detected <6>[ 20.328619] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 20.336668] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 20.365008] Sending DHCP requests .. <3>[ 26.791004] DHCP/BOOTP: Reply not for us on eth0, op[2] xid[6f202b11] <4>[ 26.814925] . <3>[ 26.847284] DHCP/BOOTP: Reply not for us on eth0, op[2] xid[6f202b11] <4>[ 26.875059] , OK <6>[ 26.916020] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.198 <6>[ 26.924120] IP-Config: Complete: <6>[ 26.927733] device=eth0, hwaddr=80:1f:12:cc:2a:a4, ipaddr=192.168.56.198, mask=255.255.255.0, gw=192.168.56.254 <6>[ 26.938561] host=192.168.56.198, domain=mayfield.sirena.org.uk, nis-domain=(none) <6>[ 26.946735] bootserver=192.168.56.254, rootserver=192.168.56.193, rootpath= <6>[ 26.946763] nameserver0=192.168.56.254 <6>[ 26.958904] ntpserver0=50.205.244.22, ntpserver1=85.199.214.99 <6>[ 26.966515] clk: Disabling unused clocks <6>[ 27.055473] Freeing unused kernel memory: 2048K <6>[ 27.066193] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 37.835972] Bluetooth: Core ver 2.22 <6>[ 37.838758] NET: Registered protocol family 31 <6>[ 37.843134] Bluetooth: HCI device and connection manager initialized <6>[ 37.850368] Bluetooth: HCI socket layer initialized <6>[ 37.855258] Bluetooth: L2CAP socket layer initialized <6>[ 37.860761] Bluetooth: SCO socket layer initialized <6>[ 37.959053] Bluetooth: HCI UART driver ver 2.3 <6>[ 37.962379] Bluetooth: HCI UART protocol H4 registered <6>[ 37.969435] Bluetooth: HCI UART protocol Broadcom registered <4>[ 37.975741] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator <4>[ 37.983709] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator <5>[ 38.097242] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 38.457744] Bluetooth: hci0: BCM: chip id 107 <6>[ 38.464026] Bluetooth: hci0: BCM: features 0x2f <6>[ 38.470290] Bluetooth: hci0: BCM4345C0 <6>[ 38.473086] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000 <3>[ 38.484188] Bluetooth: hci0: BCM: firmware Patch file not found, tried: <3>[ 38.490060] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd' <3>[ 38.495341] Bluetooth: hci0: BCM: 'brcm/BCM.hcd' <6>[ 38.676072] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv]) <6>[ 38.681831] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652 <6>[ 38.716481] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS <6>[ 38.772578] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 1 <5>[ 39.228736] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 39.278126] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 39.288568] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 39.296578] cfg80211: failed to load regulatory.db <6>[ 39.497727] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 2 <6>[ 39.576765] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 39.661594] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 39.701325] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 <4>[ 39.715519] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2 <3>[ 40.805372] 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: 192.168.56.198 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>[ 44.509439] systemd[1]: System time before build time, advancing clock. <30>[ 44.834571] 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>[ 44.871197] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m! <30>[ 44.946404] systemd[1]: Hostname set to . <30>[ 48.529847] systemd[1]: Queued start job for default target graphical.target. <30>[ 48.557246] 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>[ 48.611468] 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>[ 48.661355] 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>[ 48.709808] 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>[ 48.758527] 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>[ 48.807890] 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>[ 48.856419] 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>[ 48.875507] systemd[1]: Expecting device dev-ttySTM0.device - /dev/ttySTM0... Expecting device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0... <30>[ 48.915664] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes. <30>[ 48.955966] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes. <30>[ 49.005976] systemd[1]: Reached target paths.target - Path Units. [[0;32m OK [0m] Reached target [0;1;39mpaths.target[0m - Path Units. <30>[ 49.045792] 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>[ 49.085737] systemd[1]: Reached target slices.target - Slice Units. [[0;32m OK [0m] Reached target [0;1;39mslices.target[0m - Slice Units. <30>[ 49.126199] systemd[1]: Reached target swap.target - Swaps. [[0;32m OK [0m] Reached target [0;1;39mswap.target[0m - Swaps. <30>[ 49.165912] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes. <30>[ 49.208351] 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>[ 49.333066] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 49.353771] 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>[ 49.410928] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket. <30>[ 49.461938] 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>[ 49.515480] 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>[ 49.559606] 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>[ 49.608556] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages). <30>[ 49.624160] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue). <30>[ 49.655938] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System... <30>[ 49.716425] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System... <30>[ 49.821820] 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>[ 49.937415] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs... <30>[ 50.014415] 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>[ 50.087866] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm... <30>[ 50.155364] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 50.226746] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse... <30>[ 50.298858] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... <6>[ 50.386598] fuse: init (API version 7.32) <30>[ 50.410391] systemd[1]: Starting systemd-journald.service - Journal Service... Starting [0;1;39msystemd-journald.service[0m - Journal Service... <30>[ 50.491794] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules... <30>[ 50.557915] 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>[ 50.649693] 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>[ 50.761985] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 51.047584] 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>[ 51.138794] 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>[ 51.250793] 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>[ 51.520623] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 51.550639] 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>[ 51.598604] systemd[1]: modprobe@dm_mod.service: Deactivated successfully. <30>[ 51.620149] 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>[ 51.666819] systemd[1]: modprobe@drm.service: Deactivated successfully. <30>[ 51.688075] 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>[ 51.747140] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. <30>[ 51.770119] 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>[ 51.838774] systemd[1]: Started systemd-journald.service - Journal Service. [[0;32m OK [0m] Started [0;1;39msystemd-journald.service[0m - Journal Service. [[0;32m OK [0m] Finished [0;1;39mmodprobe@fuse.service[0m - Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop. [[0;32m OK [0m] Finished [0;1;39msystemd-modules-l…service[0m - Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39msystemd-network-g…rk units from Kernel command line. [[0;32m OK [0m] Finished [0;1;39msystemd-remount-f…ount Root and Kernel File Systems. [[0;32m OK [0m] Reached target [0;1;39mnetwork-pre…get[0m - Preparation for Network. Mounting [0;1;39msys-fs-fuse-conne…[0m - FUSE Control File System... Mounting [0;1;39msys-kernel-config…ernel Configuration File System... Starting [0;1;39msystemd-journal-f…h Journal to Persistent Storage... Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed... Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables... Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users... [[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. <46>[ 53.022591] systemd-journald[216]: Received client request to flush runtime journal. [[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. [[0;32m OK [0m] Finished [0;1;39msystemd-sysusers.service[0m - Create System Users. Starting [0;1;39msystemd-tmpfiles-…ate Static Device Nodes in /dev... [[0;32m OK [0m] Finished [0;1;39msystemd-tmpfiles-…reate Static Device Nodes in /dev. [[0;32m OK [0m] Reached target [0;1;39mlocal-fs-pr…reparation for Local File Systems. [[0;32m OK [0m] Reached target [0;1;39mlocal-fs.target[0m - Local File Systems. Starting [0;1;39msystemd-udevd.ser…ger for Device Events and Files... [[0;32m OK [0m] Finished [0;1;39msystemd-journal-f…ush Journal to Persistent Storage. Starting [0;1;39msystemd-tmpfiles-… Volatile Files and Directories... [[0;32m OK [0m] Started [0;1;39msystemd-udevd.serv…nager for Device Events and Files. Starting [0;1;39msystemd-networkd.…ice[0m - Network Configuration... [[0;32m OK [0m] Finished [0;1;39msystemd-tmpfiles-…te Volatile Files and Directories. Starting [0;1;39msystemd-timesyncd… - Network Time Synchronization... Starting [0;1;39msystemd-update-ut…rd System Boot/Shutdown in UTMP... [[0;32m OK [0m] Finished [0;1;39msystemd-update-ut…cord System Boot/Shutdown in UTMP. [[0;32m OK [0m] Started [0;1;39msystemd-networkd.service[0m - Network Configuration. [[0;32m OK [0m] Reached target [0;1;39mnetwork.target[0m - Network. [[0;32m OK [0m] Started [0;1;39msystemd-timesyncd.…0m - Network Time Synchronization. [[0;32m OK [0m] Reached target [0;1;39mtime-set.target[0m - System Time Set. <46>[ 59.877109] systemd-journald[216]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation. <46>[ 59.897436] systemd-journald[216]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating. [[0m[0;31m* [0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (13s / no limit) M [K[[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (13s / no limit) M [K[[0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (14s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job dev-ttySTM0.device/start running (14s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job dev-ttySTM0.device/start running (15s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 2) Job dev-ttySTM0.device/start running (15s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (16s / no limit) M [K[ [0;31m*[0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (16s / no limit) M [K[ [0;31m*[0;1;31m*[0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (17s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 2) Job dev-ttySTM0.device/start running (18s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job dev-ttySTM0.device/start running (19s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job dev-ttySTM0.device/start running (20s / 1min 30s) M [K[[0;32m OK [0m] Finished [0;1;39msystemd-udev-trig…e[0m - Coldplug All udev Devices. [K[[0;32m OK [0m] Found device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0. [[0;32m OK [0m] Reached target [0;1;39mbluetooth.target[0m - Bluetooth Support. [[0;32m OK [0m] Reached target [0;1;39musb-gadget.…m - Hardware activated USB gadget. [[0;32m OK [0m] Listening on [0;1;39msystemd-rfkil…l Switch Status /dev/rfkill Watch. Starting [0;1;39mmodprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... [[0;32m OK [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod. [[0;32m OK [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore. [[0;32m OK [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop. [[0;32m OK [0m] Reached target [0;1;39msysinit.target[0m - System Initialization. [[0;32m OK [0m] Started [0;1;39mapt-daily.timer[0m - Daily apt download activities. [[0;32m OK [0m] Started [0;1;39mapt-daily-upgrade.… apt upgrade and clean activities. [[0;32m OK [0m] Started [0;1;39mdpkg-db-backup.tim… Daily dpkg database backup timer. [[0;32m OK [0m] Started [0;1;39me2scrub_all.timer…etadata Check for All Filesystems. [[0;32m OK [0m] Started [0;1;39mfstrim.timer[0m - Discard unused blocks once a week. [[0;32m OK [0m] Started [0;1;39msystemd-tmpfiles-c… Cleanup of Temporary Directories. [[0;32m OK [0m] Reached target [0;1;39mtimers.target[0m - Timer Units. [[0;32m OK [0m] Listening on [0;1;39mdbus.socket[…- D-Bus System Message Bus Socket. [[0;32m OK [0m] Reached target [0;1;39msockets.target[0m - Socket Units. [[0;32m OK [0m] Reached target [0;1;39mbasic.target[0m - Basic System. Starting [0;1;39malsa-restore.serv…- Save/Restore Sound Card State... Starting [0;1;39mdbus.service[0m - D-Bus System Message Bus... Starting [0;1;39me2scrub_reap.serv…e ext4 Metadata Check Snapshots... Starting [0;1;39msystemd-logind.se…ice[0m - User Login Management... Starting [0;1;39msystemd-rfkill.se…Load/Save RF Kill Switch Status... Starting [0;1;39msystemd-user-sess…vice[0m - Permit User Sessions... [[0;32m OK [0m] Finished [0;1;39malsa-restore.serv…m - Save/Restore Sound Card State. [[0;32m OK [0m] Reached target [0;1;39msound.target[0m - Sound Card. [[0;32m OK [0m] Started [0;1;39msystemd-rfkill.ser…- Load/Save RF Kill Switch Status. [[0;32m OK [0m] Started [0;1;39mdbus.service[0m - D-Bus System Message Bus. [[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] 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 5.10.216-cip47 #1 SMP Thu May 30 07:51:22 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/325365/extract-nfsrootfs-3bpyqzny' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/325365/extract-nfsrootfs-3bpyqzny' / # 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-325365/environment . /lava-325365/environment / # /lava-325365/bin/lava-test-runner /lava-325365/0 /lava-325365/bin/lava-test-runner /lava-325365/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-325365/0/tests/0_timesync-off ++ cat uuid + UUID=325365_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-325365/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=325365_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/v5.10.216-cip47-47-g42df769f88c3/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 --2024-05-30 08:45:31-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-47-g42df769f88c3/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: 1345960 (1.3M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 3%[ ] 47.54K 173KB/s kselftest_armhf.tar 14%[=> ] 193.79K 350KB/s kselftest_armhf.tar 38%[======> ] 509.76K 613KB/s kselftest_armhf.tar 100%[===================>] 1.28M 1.30MB/s in 1.0s 2024-05-30 08:45:32 (1.30 MB/s) - 'kselftest_armhf.tar.gz' saved [1345960/1345960] 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>[ 123.169858] 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>[ 126.391456] lkdtm: Performing direct entry BUG <4>[ 126.395190] ------------[ cut here ]------------ <2>[ 126.399940] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 126.405444] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 126.410865] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 126.449952] CPU: 1 PID: 662 Comm: cat Not tainted 5.10.216-cip47 #1 <4>[ 126.456499] Hardware name: STM32 (Device Tree Support) <4>[ 126.461936] PC is at lkdtm_BUG+0x14/0x18 <4>[ 126.466121] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 126.470838] pc : [] lr : [] psr: a0080013 <4>[ 126.477396] sp : c53bde58 ip : c53bde68 fp : c53bde64 <4>[ 126.482905] r10: 00000004 r9 : c1ad6e7c r8 : c15ec020 <4>[ 126.488414] r7 : c53bdf60 r6 : 00000004 r5 : c4f73000 r4 : 00000001 <4>[ 126.495234] r3 : c0c59290 r2 : f1f8e6d3 r1 : ef7aa5e0 r0 : c15ec028 <4>[ 126.502056] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 126.509486] Control: 10c5387d Table: c60e406a DAC: 00000051 <0>[ 126.515524] Process cat (pid: 662, stack limit = 0xc892b2f4) <0>[ 126.521464] Stack: (0xc53bde58 to 0xc53be000) <0>[ 126.526100] de40: c53bde74 c53bde68 <0>[ 126.534584] de60: c0c58d24 c0c5929c c53bde9c c53bde78 c0c59224 c0c58d04 c0c59104 c5262c80 <0>[ 126.543063] de80: b6dcf000 00000004 c3ac2f00 c53bdf60 c53bdec4 c53bdea0 c07e27bc c0c59110 <0>[ 126.551541] dea0: 00000000 c5262c80 b6dcf000 c290d000 c53bdf60 c07e2758 c53bdf5c c53bdec8 <0>[ 126.560019] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c53bc000 <0>[ 126.568498] dee0: b6dcf000 00020000 00000004 00000004 0001fffc c53bdee0 00000001 b6dce000 <0>[ 126.576975] df00: c52f83c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 126.585454] df20: 00000000 00000000 c13e2de0 f1f8e6d3 c206c220 c5262c80 c5262c80 c53bc000 <0>[ 126.593932] df40: b6dcf000 00000000 00000000 00000004 c53bdf94 c53bdf60 c059c9b0 c059c304 <0>[ 126.602410] df60: 00000000 00000000 c53bdfac f1f8e6d3 00000004 00000004 7ff00000 00000004 <0>[ 126.610889] df80: c03002e4 c53bc000 c53bdfa4 c53bdf98 c059ca40 c059c948 00000000 c53bdfa8 <0>[ 126.619368] dfa0: c03000c0 c059ca34 00000004 00000004 00000001 b6dcf000 00000004 00000001 <0>[ 126.627848] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 004ffe38 <0>[ 126.636327] dfe0: 00000004 bef617e8 b6e9533b b6e0e616 60080030 00000001 00000000 00000000 <0>[ 126.644797] Backtrace: <0>[ 126.647521] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 126.655389] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 126.663694] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 126.671906] r9:c53bdf60 r8:c3ac2f00 r7:00000004 r6:b6dcf000 r5:c5262c80 r4:c0c59104 <0>[ 126.679953] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 126.688077] r9:c07e2758 r8:c53bdf60 r7:c290d000 r6:b6dcf000 r5:c5262c80 r4:00000000 <0>[ 126.696122] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 126.703549] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c53bc000 r5:c5262c80 <0>[ 126.711670] r4:c5262c80 <0>[ 126.714477] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 126.721907] r9:c53bc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <0>[ 126.729951] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 126.737807] Exception stack(0xc53bdfa8 to 0xc53bdff0) <0>[ 126.743145] dfa0: 00000004 00000004 00000001 b6dcf000 00000004 00000001 <0>[ 126.751626] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 004ffe38 <0>[ 126.760101] dfe0: 00000004 bef617e8 b6e9533b b6e0e616 <0>[ 126.765438] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 126.771820] ---[ end trace 5a48678c7e247c98 ]--- <3>[ 126.776712] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 126.785885] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 662, name: cat <4>[ 126.793834] INFO: lockdep is turned off. <4>[ 126.798029] irq event stamp: 1650 <4>[ 126.801624] hardirqs last enabled at (1649): [] console_unlock+0x4b0/0x6c0 <4>[ 126.809747] hardirqs last disabled at (1650): [] __und_svc+0x60/0x6c <4>[ 126.817265] softirqs last enabled at (1342): [] __do_softirq+0x36c/0x5a0 <4>[ 126.825218] softirqs last disabled at (1323): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 126.833347] CPU: 1 PID: 662 Comm: cat Tainted: G D 5.10.216-cip47 #1 <4>[ 126.841295] Hardware name: STM32 (Device Tree Support) <4>[ 126.846713] Backtrace: <4>[ 126.849436] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 126.857298] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d0d8 <4>[ 126.863245] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 126.870853] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 126.878890] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d2f98 r4:c53bc000 <4>[ 126.886934] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 126.895055] r6:00000000 r5:00000031 r4:c19d2f98 <4>[ 126.899960] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 126.907991] r6:00000001 r5:c53bc000 r4:c55b6c00 <4>[ 126.912894] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 126.920493] r8:0000000b r7:c1e1ca8c r6:ffffe000 r5:00000000 r4:c55b6c00 <4>[ 126.927489] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 126.935083] r7:c1e1ca8c <4>[ 126.937890] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 126.945317] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 126.952661] r10:00000004 r9:c53bc000 r8:c15ec020 r7:00000000 r6:c53bddc8 r5:c0c592a4 <4>[ 126.960780] r4:e7f001f2 <4>[ 126.963586] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 126.971795] Exception stack(0xc53bddc8 to 0xc53bde10) <4>[ 126.977133] ddc0: c15ec028 ef7aa5e0 f1f8e6d3 c0c59290 00000001 c4f73000 <4>[ 126.985615] dde0: 00000004 c53bdf60 c15ec020 c1ad6e7c 00000004 c53bde64 c53bde68 c53bde58 <4>[ 126.994089] de00: c0c58d24 c0c592a4 a0080013 ffffffff <4>[ 126.999424] r7:c53bddfc r6:ffffffff r5:a0080013 r4:c0c592a8 <4>[ 127.005372] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 127.013239] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 127.021546] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 127.029762] r9:c53bdf60 r8:c3ac2f00 r7:00000004 r6:b6dcf000 r5:c5262c80 r4:c0c59104 <4>[ 127.037809] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 127.045935] r9:c07e2758 r8:c53bdf60 r7:c290d000 r6:b6dcf000 r5:c5262c80 r4:00000000 <4>[ 127.053981] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 127.061411] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c53bc000 r5:c5262c80 <4>[ 127.069532] r4:c5262c80 <4>[ 127.072341] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 127.079769] r9:c53bc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <4>[ 127.087813] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 127.095670] Exception stack(0xc53bdfa8 to 0xc53bdff0) <4>[ 127.101007] dfa0: 00000004 00000004 00000001 b6dcf000 00000004 00000001 <4>[ 127.109488] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 004ffe38 <4>[ 127.117961] dfe0: 00000004 bef617e8 b6e9533b b6e0e616 # Segmentation fault # [ 126.391456] lkdtm: Performing direct entry BUG # [ 126.395190] ------------[ cut here ]------------ # [ 126.399940] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 126.405444] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 126.410865] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 126.449952] CPU: 1 PID: 662 Comm: cat Not tainted 5.10.216-cip47 #1 # [ 126.456499] Hardware name: STM32 (Device Tree Support) # [ 126.461936] PC is at lkdtm_BUG+0x14/0x18 # [ 126.466121] LR is at lkdtm_do_action+0x2c/0x4c # [ 126.470838] pc : [] lr : [] psr: a0080013 # [ 126.477396] sp : c53bde58 ip : c53bde68 fp : c53bde64 # [ 126.482905] r10: 00000004 r9 : c1ad6e7c r8 : c15ec020 # [ 126.488414] r7 : c53bdf60 r6 : 00000004 r5 : c4f73000 r4 : 00000001 # [ 126.495234] r3 : c0c59290 r2 : f1f8e6d3 r1 : ef7aa5e0 r0 : c15ec028 # [ 126.502056] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 126.509486] Control: 10c5387d Table: c60e406a DAC: 00000051 # [ 126.515524] Process cat (pid: 662, stack limit = 0xc892b2f4) # [ 126.521464] Stack: (0xc53bde58 to 0xc53be000) # [ 126.526100] de40: c53bde74 c53bde68 # [ 126.534584] de60: c0c58d24 c0c5929c c53bde9c c53bde78 c0c59224 c0c58d04 c0c59104 c5262c80 # [ 126.543063] de80: b6dcf000 00000004 c3ac2f00 c53bdf60 c53bdec4 c53bdea0 c07e27bc c0c59110 # [ 126.551541] dea0: 00000000 c5262c80 b6dcf000 c290d000 c53bdf60 c07e2758 c53bdf5c c53bdec8 # [ 126.560019] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c53bc000 # [ 126.568498] dee0: b6dcf000 00020000 00000004 00000004 0001fffc c53bdee0 00000001 b6dce000 # [ 126.576975] df00: c52f83c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 126.585454] df20: 00000000 00000000 c13e2de0 f1f8e6d3 c206c220 c5262c80 c5262c80 c53bc000 # [ 126.593932] df40: b6dcf000 00000000 00000000 00000004 c53bdf94 c53bdf60 c059c9b0 c059c304 # [ 126.602410] df60: 00000000 00000000 c53bdfac f1f8e6d3 00000004 00000004 7ff00000 00000004 # [ 126.610889] df80: c03002e4 c53bc000 c53bdfa4 c53bdf98 c059ca40 c059c948 00000000 c53bdfa8 # [ 126.619368] dfa0: c03000c0 c059ca34 00000004 00000004 00000001 b6dcf000 00000004 00000001 # [ 126.627848] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 004ffe38 # [ 126.636327] dfe0: 00000004 bef617e8 b6e9533b b6e0e616 60080030 00000001 00000000 00000000 # [ 126.644797] Backtrace: # [ 126.647521] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.655389] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.663694] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.671906] r9:c53bdf60 r8:c3ac2f00 r7:00000004 r6:b6dcf000 r5:c5262c80 r4:c0c59104 # [ 126.679953] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 126.688077] r9:c07e2758 r8:c53bdf60 r7:c290d000 r6:b6dcf000 r5:c5262c80 r4:00000000 # [ 126.696122] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.703549] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c53bc000 r5:c5262c80 # [ 126.711670] r4:c5262c80 # [ 126.714477] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.721907] r9:c53bc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 126.729951] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.737807] Exception stack(0xc53bdfa8 to 0xc53bdff0) # [ 126.743145] dfa0: 00000004 00000004 00000001 b6dcf000 00000004 00000001 # [ 126.751626] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 004ffe38 # [ 126.760101] dfe0: 00000004 bef617e8 b6e9533b b6e0e616 # [ 126.765438] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 126.771820] ---[ end trace 5a48678c7e247c98 ]--- # [ 126.776712] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 126.785885] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 662, name: cat # [ 126.793834] INFO: lockdep is turned off. # [ 126.798029] irq event stamp: 1650 # [ 126.801624] hardirqs last enabled at (1649): [] console_unlock+0x4b0/0x6c0 # [ 126.809747] hardirqs last disabled at (1650): [] __und_svc+0x60/0x6c # [ 126.817265] softirqs last enabled at (1342): [] __do_softirq+0x36c/0x5a0 # [ 126.825218] softirqs last disabled at (1323): [] __irq_exit_rcu+0x178/0x1d0 # [ 126.833347] CPU: 1 PID: 662 Comm: cat Tainted: G D 5.10.216-cip47 #1 # [ 126.841295] Hardware name: STM32 (Device Tree Support) # [ 126.846713] Backtrace: # [ 126.849436] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.857298] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d0d8 # [ 126.863245] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.870853] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) # [ 126.878890] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d2f98 r4:c53bc000 # [ 126.886934] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 126.895055] r6:00000000 r5:00000031 r4:c19d2f98 # [ 126.899960] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 126.907991] r6:00000001 r5:c53bc000 r4:c55b6c00 # [ 126.912894] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 126.920493] r8:0000000b r7:c1e1ca8c r6:ffffe000 r5:00000000 r4:c55b6c00 # [ 126.927489] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 126.935083] r7:c1e1ca8c # [ 126.937890] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 126.945317] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 126.952661] r10:00000004 r9:c53bc000 r8:c15ec020 r7:00000000 r6:c53bddc8 r5:c0c592a4 # [ 126.960780] r4:e7f001f2 # [ 126.963586] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 126.971795] Exception stack(0xc53bddc8 to 0xc53bde10) # [ 126.977133] ddc0: c15ec028 ef7aa5e0 f1f8e6d3 c0c59290 00000001 c4f73000 # [ 126.985615] dde0: 00000004 c53bdf60 c15ec020 c1ad6e7c 00000004 c53bde64 c53bde68 c53bde58 # [ 126.994089] de00: c0c58d24 c0c592a4 a0080013 ffffffff # [ 126.999424] r7:c53bddfc r6:ffffffff r5:a0080013 r4:c0c592a8 # [ 127.005372] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.013239] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 127.021546] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.029762] r9:c53bdf60 r8:c3ac2f00 r7:00000004 r6:b6dcf000 r5:c5262c80 r4:c0c59104 # [ 127.037809] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 127.045935] r9:c07e2758 r8:c53bdf60 r7:c290d000 r6:b6dcf000 r5:c5262c80 r4:00000000 # [ 127.053981] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 127.061411] r10:00000004 r9:00000000 r8:00000000 r7:b6dcf000 r6:c53bc000 r5:c5262c80 # [ 127.069532] r4:c5262c80 # [ 127.072341] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.079769] r9:c53bc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 127.087813] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.095670] Exception stack(0xc53bdfa8 to 0xc53bdff0) # [ 127.101007] dfa0: 00000004 00000004 00000001 b6dcf000 00000004 00000001 # [ 127.109488] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6dcf000 00020000 004ffe38 # [ 127.117961] dfe0: 00000004 bef617e8 b6e9533b b6e0e616 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh <6>[ 128.012459] lkdtm: Performing direct entry WARNING <4>[ 128.016103] ------------[ cut here ]------------ <4>[ 128.021157] WARNING: CPU: 0 PID: 734 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c <4>[ 128.029874] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 128.068878] CPU: 0 PID: 734 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 128.076748] Hardware name: STM32 (Device Tree Support) <4>[ 128.082164] Backtrace: <4>[ 128.084894] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 128.092748] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 128.098694] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 128.106299] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 128.113549] r9:00000009 r8:c0c592f0 r7:00000053 r6:00000009 r5:c0c592f0 r4:c1ad7538 <4>[ 128.121592] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 128.129365] r7:00000053 r6:c1ad7538 r5:00000000 r4:c539e000 <4>[ 128.135312] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) <4>[ 128.143700] r9:c1ad6e80 r8:c15ec020 r7:c539ff60 r6:00000008 r5:c5205000 r4:00000002 <4>[ 128.151741] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 128.159956] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 128.168263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 128.176475] r9:c539ff60 r8:c3ac2f00 r7:00000008 r6:b6e31000 r5:c5277dc0 r4:c0c59104 <4>[ 128.184522] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 128.192647] r9:c07e2758 r8:c539ff60 r7:c290d000 r6:b6e31000 r5:c5277dc0 r4:00000000 <4>[ 128.200692] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 128.208119] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c539e000 r5:c5277dc0 <4>[ 128.216239] r4:c5277dc0 <4>[ 128.219047] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 128.226475] r9:c539e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 <4>[ 128.234519] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 128.242376] Exception stack(0xc539ffa8 to 0xc539fff0) <4>[ 128.247713] ffa0: 00000008 00000008 00000001 b6e31000 00000008 00000001 <4>[ 128.256194] ffc0: 00000008 00000008 7ff00000 00000004 00000001 b6e31000 00020000 004dfe38 <4>[ 128.264669] ffe0: 00000004 bec437e8 b6ef733b b6e70616 <4>[ 128.270088] irq event stamp: 0 <4>[ 128.273346] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 128.279260] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 128.286965] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 128.294795] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 128.300633] ---[ end trace 5a48678c7e247c99 ]--- # [ 128.012459] lkdtm: Performing direct entry WARNING # [ 128.016103] ------------[ cut here ]------------ # [ 128.021157] WARNING: CPU: 0 PID: 734 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 128.029874] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 128.068878] CPU: 0 PID: 734 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 128.076748] Hardware name: STM32 (Device Tree Support) # [ 128.082164] Backtrace: # [ 128.084894] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 128.092748] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 128.098694] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 128.106299] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 128.113549] r9:00000009 r8:c0c592f0 r7:00000053 r6:00000009 r5:c0c592f0 r4:c1ad7538 # [ 128.121592] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 128.129365] r7:00000053 r6:c1ad7538 r5:00000000 r4:c539e000 # [ 128.135312] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 128.143700] r9:c1ad6e80 r8:c15ec020 r7:c539ff60 r6:00000008 r5:c5205000 r4:00000002 # [ 128.151741] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.159956] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.168263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.176475] r9:c539ff60 r8:c3ac2f00 r7:00000008 r6:b6e31000 r5:c5277dc0 r4:c0c59104 # [ 128.184522] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 128.192647] r9:c07e2758 r8:c539ff60 r7:c290d000 r6:b6e31000 r5:c5277dc0 r4:00000000 # [ 128.200692] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.208119] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c539e000 r5:c5277dc0 # [ 128.216239] r4:c5277dc0 # [ 128.219047] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.226475] r9:c539e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 # [ 128.234519] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.242376] Exception stack(0xc539ffa8 to 0xc539fff0) # [ 128.247713] ffa0: 00000008 00000008 00000001 b6e31000 00000008 00000001 # [ 128.256194] ffc0: 00000008 00000008 7ff00000 00000004 00000001 b6e31000 00020000 004dfe38 # [ 128.264669] ffe0: 00000004 bec437e8 b6ef733b b6e70616 # [ 128.270088] irq event stamp: 0 # [ 128.273346] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 128.279260] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 128.286965] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 128.294795] softirqs last disabled at (0): [<00000000>] 0x0 # [ 128.300633] ---[ end trace 5a48678c7e247c99 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh <6>[ 128.982843] lkdtm: Performing direct entry WARNING_MESSAGE <4>[ 128.987187] ------------[ cut here ]------------ <4>[ 128.992258] WARNING: CPU: 0 PID: 770 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 <4>[ 129.001619] Warning message trigger count: 2 <4>[ 129.006055] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 129.045216] CPU: 0 PID: 770 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 129.053071] Hardware name: STM32 (Device Tree Support) <4>[ 129.058487] Backtrace: <4>[ 129.061217] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 129.069070] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 129.075017] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 129.082622] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 129.089871] r9:00000009 r8:c0c59340 r7:00000058 r6:00000009 r5:c0c59340 r4:c1ad7538 <4>[ 129.097914] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 129.105689] r7:00000058 r6:c1ad7538 r5:c1ad7554 r4:c538a000 <4>[ 129.111637] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) <4>[ 129.120724] r9:c1ad6e88 r8:c15ec020 r7:c538bf60 r6:00000010 r5:c5205000 r4:00000003 <4>[ 129.128766] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 129.137680] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 129.145986] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 129.154197] r9:c538bf60 r8:c3ac2f00 r7:00000010 r6:b6e94000 r5:c4c24dc0 r4:c0c59104 <4>[ 129.162241] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 129.170364] r9:c07e2758 r8:c538bf60 r7:c290d000 r6:b6e94000 r5:c4c24dc0 r4:00000000 <4>[ 129.178407] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 129.185835] r10:00000004 r9:00000000 r8:00000000 r7:b6e94000 r6:c538a000 r5:c4c24dc0 <4>[ 129.193954] r4:c4c24dc0 <4>[ 129.196762] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 129.204190] r9:c538a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 <4>[ 129.212233] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 129.220088] Exception stack(0xc538bfa8 to 0xc538bff0) <4>[ 129.225426] bfa0: 00000010 00000010 00000001 b6e94000 00000010 00000001 <4>[ 129.233904] bfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e94000 00020000 0043fe38 <4>[ 129.242375] bfe0: 00000004 beaf07e8 b6f5a33b b6ed3616 <4>[ 129.247776] irq event stamp: 0 <4>[ 129.251103] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 129.256895] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 129.264768] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 129.272537] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 129.278353] ---[ end trace 5a48678c7e247c9a ]--- # [ 128.982843] lkdtm: Performing direct entry WARNING_MESSAGE # [ 128.987187] ------------[ cut here ]------------ # [ 128.992258] WARNING: CPU: 0 PID: 770 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 129.001619] Warning message trigger count: 2 # [ 129.006055] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 129.045216] CPU: 0 PID: 770 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 129.053071] Hardware name: STM32 (Device Tree Support) # [ 129.058487] Backtrace: # [ 129.061217] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 129.069070] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 129.075017] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 129.082622] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 129.089871] r9:00000009 r8:c0c59340 r7:00000058 r6:00000009 r5:c0c59340 r4:c1ad7538 # [ 129.097914] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 129.105689] r7:00000058 r6:c1ad7538 r5:c1ad7554 r4:c538a000 # [ 129.111637] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 129.120724] r9:c1ad6e88 r8:c15ec020 r7:c538bf60 r6:00000010 r5:c5205000 r4:00000003 # [ 129.128766] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.137680] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.145986] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.154197] r9:c538bf60 r8:c3ac2f00 r7:00000010 r6:b6e94000 r5:c4c24dc0 r4:c0c59104 # [ 129.162241] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 129.170364] r9:c07e2758 r8:c538bf60 r7:c290d000 r6:b6e94000 r5:c4c24dc0 r4:00000000 # [ 129.178407] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.185835] r10:00000004 r9:00000000 r8:00000000 r7:b6e94000 r6:c538a000 r5:c4c24dc0 # [ 129.193954] r4:c4c24dc0 # [ 129.196762] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.204190] r9:c538a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 # [ 129.212233] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.220088] Exception stack(0xc538bfa8 to 0xc538bff0) # [ 129.225426] bfa0: 00000010 00000010 00000001 b6e94000 00000010 00000001 # [ 129.233904] bfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e94000 00020000 0043fe38 # [ 129.242375] bfe0: 00000004 beaf07e8 b6f5a33b b6ed3616 # [ 129.247776] irq event stamp: 0 # [ 129.251103] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 129.256895] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 129.264768] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 129.272537] softirqs last disabled at (0): [<00000000>] 0x0 # [ 129.278353] ---[ end trace 5a48678c7e247c9a ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <6>[ 129.930917] lkdtm: Performing direct entry EXCEPTION <1>[ 129.934750] 8<--- cut here --- <1>[ 129.938051] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 129.946652] pgd = b0e0d0c1 <1>[ 129.949519] [00000000] *pgd=00000000 <0>[ 129.953286] Internal error: Oops: 805 [#2] SMP ARM <4>[ 129.958332] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 129.997406] CPU: 1 PID: 803 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 130.005346] Hardware name: STM32 (Device Tree Support) <4>[ 130.010782] PC is at lkdtm_EXCEPTION+0x18/0x20 <4>[ 130.015491] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 130.020208] pc : [] lr : [] psr: a0080013 <4>[ 130.026763] sp : c5193e58 ip : c5193e68 fp : c5193e64 <4>[ 130.032270] r10: 0000000a r9 : c1ad6e98 r8 : c15ec020 <4>[ 130.037779] r7 : c5193f60 r6 : 0000000a r5 : c5391000 r4 : 00000004 <4>[ 130.044596] r3 : 00000000 r2 : a7daa670 r1 : ef7aa5e0 r0 : c15ec040 <4>[ 130.051416] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 130.058845] Control: 10c5387d Table: c60ec06a DAC: 00000051 <0>[ 130.064880] Process cat (pid: 803, stack limit = 0x166d6794) <0>[ 130.070820] Stack: (0xc5193e58 to 0xc5194000) <0>[ 130.075455] 3e40: c5193e74 c5193e68 <0>[ 130.083937] 3e60: c0c58d24 c0c59354 c5193e9c c5193e78 c0c59224 c0c58d04 c0c59104 c51bf640 <0>[ 130.092416] 3e80: b6e4e000 0000000a c3ac2f00 c5193f60 c5193ec4 c5193ea0 c07e27bc c0c59110 <0>[ 130.100894] 3ea0: 00000000 c51bf640 b6e4e000 c290d000 c5193f60 c07e2758 c5193f5c c5193ec8 <0>[ 130.109374] 3ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c5192000 <0>[ 130.117852] 3ee0: b6e4e000 00020000 00000004 0000000a 0001fff6 c5193ee0 00000001 b6e4d000 <0>[ 130.126328] 3f00: c51bf000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 130.134807] 3f20: 00000000 00000000 c13e2de0 a7daa670 c206c220 c51bf640 c51bf640 c5192000 <0>[ 130.143285] 3f40: b6e4e000 00000000 00000000 00000004 c5193f94 c5193f60 c059c9b0 c059c304 <0>[ 130.151761] 3f60: 00000000 00000000 c5193fac a7daa670 0000000a 0000000a 7ff00000 00000004 <0>[ 130.160239] 3f80: c03002e4 c5192000 c5193fa4 c5193f98 c059ca40 c059c948 00000000 c5193fa8 <0>[ 130.168714] 3fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e4e000 0000000a 00000001 <0>[ 130.177192] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e4e000 00020000 004ffe38 <0>[ 130.185669] 3fe0: 00000004 be9727e8 b6f1433b b6e8d616 60080030 00000001 00000000 00000000 <0>[ 130.194135] Backtrace: <0>[ 130.196860] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 130.205248] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 130.213553] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 130.221764] r9:c5193f60 r8:c3ac2f00 r7:0000000a r6:b6e4e000 r5:c51bf640 r4:c0c59104 <0>[ 130.229809] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 130.237934] r9:c07e2758 r8:c5193f60 r7:c290d000 r6:b6e4e000 r5:c51bf640 r4:00000000 <0>[ 130.245980] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 130.253409] r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c5192000 r5:c51bf640 <0>[ 130.261530] r4:c51bf640 <0>[ 130.264338] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 130.271767] r9:c5192000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 130.279812] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 130.287669] Exception stack(0xc5193fa8 to 0xc5193ff0) <0>[ 130.293007] 3fa0: 0000000a 0000000a 00000001 b6e4e000 0000000a 00000001 <0>[ 130.301489] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e4e000 00020000 004ffe38 <0>[ 130.309965] 3fe0: 00000004 be9727e8 b6f1433b b6e8d616 <0>[ 130.315302] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 130.321783] ---[ end trace 5a48678c7e247c9b ]--- # Segmentation fault # [ 129.930917] lkdtm: Performing direct entry EXCEPTION # [ 129.934750] 8<--- cut here --- # [ 129.938051] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 129.946652] pgd = b0e0d0c1 # [ 129.949519] [00000000] *pgd=00000000 # [ 129.953286] Internal error: Oops: 805 [#2] SMP ARM # [ 129.958332] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 129.997406] CPU: 1 PID: 803 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 130.005346] Hardware name: STM32 (Device Tree Support) # [ 130.010782] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 130.015491] LR is at lkdtm_do_action+0x2c/0x4c # [ 130.020208] pc : [] lr : [] psr: a0080013 # [ 130.026763] sp : c5193e58 ip : c5193e68 fp : c5193e64 # [ 130.032270] r10: 0000000a r9 : c1ad6e98 r8 : c15ec020 # [ 130.037779] r7 : c5193f60 r6 : 0000000a r5 : c5391000 r4 : 00000004 # [ 130.044596] r3 : 00000000 r2 : a7daa670 r1 : ef7aa5e0 r0 : c15ec040 # [ 130.051416] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 130.058845] Control: 10c5387d Table: c60ec06a DAC: 00000051 # [ 130.064880] Process cat (pid: 803, stack limit = 0x166d6794) # [ 130.070820] Stack: (0xc5193e58 to 0xc5194000) # [ 130.075455] 3e40: c5193e74 c5193e68 # [ 130.083937] 3e60: c0c58d24 c0c59354 c5193e9c c5193e78 c0c59224 c0c58d04 c0c59104 c51bf640 # [ 130.092416] 3e80: b6e4e000 0000000a c3ac2f00 c5193f60 c5193ec4 c5193ea0 c07e27bc c0c59110 # [ 130.100894] 3ea0: 00000000 c51bf640 b6e4e000 c290d000 c5193f60 c07e2758 c5193f5c c5193ec8 # [ 130.109374] 3ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c5192000 # [ 130.117852] 3ee0: b6e4e000 00020000 00000004 0000000a 0001fff6 c5193ee0 00000001 b6e4d000 # [ 130.126328] 3f00: c51bf000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 130.134807] 3f20: 00000000 00000000 c13e2de0 a7daa670 c206c220 c51bf640 c51bf640 c5192000 # [ 130.143285] 3f40: b6e4e000 00000000 00000000 00000004 c5193f94 c5193f60 c059c9b0 c059c304 # [ 130.151761] 3f60: 00000000 00000000 c5193fac a7daa670 0000000a 0000000a 7ff00000 00000004 # [ 130.160239] 3f80: c03002e4 c5192000 c5193fa4 c5193f98 c059ca40 c059c948 00000000 c5193fa8 # [ 130.168714] 3fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e4e000 0000000a 00000001 # [ 130.177192] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e4e000 00020000 004ffe38 # [ 130.185669] 3fe0: 00000004 be9727e8 b6f1433b b6e8d616 60080030 00000001 00000000 00000000 # [ 130.194135] Backtrace: # [ 130.196860] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.205248] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.213553] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.221764] r9:c5193f60 r8:c3ac2f00 r7:0000000a r6:b6e4e000 r5:c51bf640 r4:c0c59104 # [ 130.229809] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 130.237934] r9:c07e2758 r8:c5193f60 r7:c290d000 r6:b6e4e000 r5:c51bf640 r4:00000000 # [ 130.245980] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.253409] r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c5192000 r5:c51bf640 # [ 130.261530] r4:c51bf640 # [ 130.264338] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.271767] r9:c5192000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 130.279812] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 130.287669] Exception stack(0xc5193fa8 to 0xc5193ff0) # [ 130.293007] 3fa0: 0000000a 0000000a 00000001 b6e4e000 0000000a 00000001 # [ 130.301489] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e4e000 00020000 004ffe38 # [ 130.309965] 3fe0: 00000004 be9727e8 b6f1433b b6e8d616 # [ 130.315302] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 130.321783] ---[ end trace 5a48678c7e247c9b ]--- # 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>[ 132.424824] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 132.429374] lkdtm: attempting good list addition <6>[ 132.434141] lkdtm: attempting corrupted list addition <3>[ 132.439628] lkdtm: list_add() corruption not detected! # [ 132.424824] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 132.429374] lkdtm: attempting good list addition # [ 132.434141] lkdtm: attempting corrupted list addition # [ 132.439628] 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>[ 133.058443] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 133.062873] lkdtm: attempting good list removal <6>[ 133.067671] lkdtm: attempting corrupted list removal <3>[ 133.073080] lkdtm: list_del() corruption not detected! # [ 133.058443] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 133.062873] lkdtm: attempting good list removal # [ 133.067671] lkdtm: attempting corrupted list removal # [ 133.073080] 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>[ 133.663701] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 133.668999] lkdtm: attempting bad read from page below current stack <3>[ 133.675468] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 133.663701] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 133.668999] lkdtm: attempting bad read from page below current stack # [ 133.675468] 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>[ 134.270339] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 134.275558] lkdtm: attempting bad read from page above current stack <3>[ 134.282335] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 134.270339] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 134.275558] lkdtm: attempting bad read from page above current stack # [ 134.282335] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh <6>[ 134.892613] lkdtm: Performing direct entry UNSET_SMEP <3>[ 134.896520] lkdtm: XFAIL: this test is x86_64-only # [ 134.892613] lkdtm: Performing direct entry UNSET_SMEP # [ 134.896520] 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>[ 135.473667] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 135.477748] lkdtm: XFAIL: this test is ia32-only # [ 135.473667] lkdtm: Performing direct entry DOUBLE_FAULT # [ 135.477748] 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>[ 136.068962] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 136.072955] lkdtm: XFAIL: this test is arm64-only # [ 136.068962] lkdtm: Performing direct entry CORRUPT_PAC # [ 136.072955] 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>[ 136.649526] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 136.654833] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 136.649526] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 136.654833] 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>[ 137.916098] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 137.920580] lkdtm: Value in memory before free: 12345678 <6>[ 137.926032] lkdtm: Attempting bad read from freed memory <6>[ 137.931761] lkdtm: Memory was not poisoned # [ 137.916098] lkdtm: Performing direct entry READ_AFTER_FREE # [ 137.920580] lkdtm: Value in memory before free: 12345678 # [ 137.926032] lkdtm: Attempting bad read from freed memory # [ 137.931761] 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>[ 138.863213] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 138.868252] lkdtm: Value in memory before free: 12345678 <6>[ 138.873669] lkdtm: Attempting to read from freed memory <6>[ 138.879297] lkdtm: Buddy page was not poisoned # [ 138.863213] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 138.868252] lkdtm: Value in memory before free: 12345678 # [ 138.873669] lkdtm: Attempting to read from freed memory # [ 138.879297] 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>[ 139.476539] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 139.481144] lkdtm: Attempting double slab free ... # [ 139.476539] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 139.481144] 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>[ 140.064117] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 140.068647] lkdtm: Attempting cross-cache slab free ... # [ 140.064117] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 140.068647] 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>[ 140.658650] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 140.663104] lkdtm: Attempting non-Slab slab free ... # [ 140.658650] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 140.663104] 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>[ 142.545703] lkdtm: Performing direct entry EXEC_DATA <6>[ 142.549670] lkdtm: attempting ok execution at c0c59a94 <6>[ 142.554938] lkdtm: attempting bad execution at c2706a28 <1>[ 142.560617] 8<--- cut here --- <1>[ 142.563767] Unable to handle kernel paging request at virtual address c2706a28 <1>[ 142.571284] pgd = d2e88070 <1>[ 142.574250] [c2706a28] *pgd=c261141e(bad) <0>[ 142.578541] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 142.584042] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 142.623118] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 142.631148] Hardware name: STM32 (Device Tree Support) <4>[ 142.636583] PC is at data_area+0x0/0x40 <4>[ 142.640684] LR is at execute_location+0xa4/0xb4 <4>[ 142.645483] pc : [] lr : [] psr: 60080013 <4>[ 142.652038] sp : c60dfe38 ip : c60dfd40 fp : c60dfe54 <4>[ 142.657544] r10: 0000000a r9 : c1ad707c r8 : c15ec020 <4>[ 142.663051] r7 : c60dff60 r6 : 00000001 r5 : c2706a28 r4 : c0c59a94 <4>[ 142.669868] r3 : 6ba8ebf4 r2 : 6ba8ebf4 r1 : ef7955e0 r0 : 0000002b <4>[ 142.676686] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 142.684114] Control: 10c5387d Table: c606806a DAC: 00000051 <0>[ 142.690146] Process cat (pid: 1671, stack limit = 0xa90b144c) <0>[ 142.696175] Stack: (0xc60dfe38 to 0xc60e0000) <0>[ 142.700809] fe20: 0000001f c53b7000 <0>[ 142.709292] fe40: 0000000a c60dff60 c60dfe64 c60dfe58 c13cd9e8 c13cd7e4 c60dfe74 c60dfe68 <0>[ 142.717769] fe60: c0c58d24 c13cd9d0 c60dfe9c c60dfe78 c0c59224 c0c58d04 c0c59104 c53ad640 <0>[ 142.726245] fe80: b6e8b000 0000000a c3ac2f00 c60dff60 c60dfec4 c60dfea0 c07e27bc c0c59110 <0>[ 142.734722] fea0: 00000000 c53ad640 b6e8b000 c290d000 c60dff60 c07e2758 c60dff5c c60dfec8 <0>[ 142.743200] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c60de000 <0>[ 142.751677] fee0: b6e8b000 00020000 00000004 0000000a 0001fff6 c60dfee0 00000001 b6e8a000 <0>[ 142.760153] ff00: c527f8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 142.768631] ff20: 00000000 00000000 c13e2de0 6ba8ebf4 c206c220 c53ad640 c53ad640 c60de000 <0>[ 142.777108] ff40: b6e8b000 00000000 00000000 00000004 c60dff94 c60dff60 c059c9b0 c059c304 <0>[ 142.785585] ff60: 00000000 00000000 c60dffac 6ba8ebf4 0000000a 0000000a 7ff00000 00000004 <0>[ 142.794062] ff80: c03002e4 c60de000 c60dffa4 c60dff98 c059ca40 c059c948 00000000 c60dffa8 <0>[ 142.802539] ffa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e8b000 0000000a 00000001 <0>[ 142.811017] ffc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e8b000 00020000 0048fe38 <0>[ 142.819495] ffe0: 00000004 bedb87e8 b6f5133b b6eca616 60080030 00000001 00000000 00000000 <0>[ 142.827962] Backtrace: <0>[ 142.830687] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 142.839159] r7:c60dff60 r6:0000000a r5:c53b7000 r4:0000001f <0>[ 142.845108] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 142.853493] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 142.861799] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 142.870010] r9:c60dff60 r8:c3ac2f00 r7:0000000a r6:b6e8b000 r5:c53ad640 r4:c0c59104 <0>[ 142.878056] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 142.886178] r9:c07e2758 r8:c60dff60 r7:c290d000 r6:b6e8b000 r5:c53ad640 r4:00000000 <0>[ 142.894220] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 142.901647] r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c60de000 r5:c53ad640 <0>[ 142.909766] r4:c53ad640 <0>[ 142.912573] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 142.920000] r9:c60de000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 142.928044] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 142.935899] Exception stack(0xc60dffa8 to 0xc60dfff0) <0>[ 142.941236] ffa0: 0000000a 0000000a 00000001 b6e8b000 0000000a 00000001 <0>[ 142.949716] ffc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e8b000 00020000 0048fe38 <0>[ 142.958189] ffe0: 00000004 bedb87e8 b6f5133b b6eca616 <0>[ 142.963524] Code: 00000000 c2b18840 c2b18900 c2b189c0 (e1a0c00d) <4>[ 142.969905] ---[ end trace 5a48678c7e247c9c ]--- # Segmentation fault # [ 142.545703] lkdtm: Performing direct entry EXEC_DATA # [ 142.549670] lkdtm: attempting ok execution at c0c59a94 # [ 142.554938] lkdtm: attempting bad execution at c2706a28 # [ 142.560617] 8<--- cut here --- # [ 142.563767] Unable to handle kernel paging request at virtual address c2706a28 # [ 142.571284] pgd = d2e88070 # [ 142.574250] [c2706a28] *pgd=c261141e(bad) # [ 142.578541] Internal error: Oops: 8000000d [#3] SMP ARM # [ 142.584042] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 142.623118] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 142.631148] Hardware name: STM32 (Device Tree Support) # [ 142.636583] PC is at data_area+0x0/0x40 # [ 142.640684] LR is at execute_location+0xa4/0xb4 # [ 142.645483] pc : [] lr : [] psr: 60080013 # [ 142.652038] sp : c60dfe38 ip : c60dfd40 fp : c60dfe54 # [ 142.657544] r10: 0000000a r9 : c1ad707c r8 : c15ec020 # [ 142.663051] r7 : c60dff60 r6 : 00000001 r5 : c2706a28 r4 : c0c59a94 # [ 142.669868] r3 : 6ba8ebf4 r2 : 6ba8ebf4 r1 : ef7955e0 r0 : 0000002b # [ 142.676686] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 142.684114] Control: 10c5387d Table: c606806a DAC: 00000051 # [ 142.690146] Process cat (pid: 1671, stack limit = 0xa90b144c) # [ 142.696175] Stack: (0xc60dfe38 to 0xc60e0000) # [ 142.700809] fe20: 0000001f c53b7000 # [ 142.709292] fe40: 0000000a c60dff60 c60dfe64 c60dfe58 c13cd9e8 c13cd7e4 c60dfe74 c60dfe68 # [ 142.717769] fe60: c0c58d24 c13cd9d0 c60dfe9c c60dfe78 c0c59224 c0c58d04 c0c59104 c53ad640 # [ 142.726245] fe80: b6e8b000 0000000a c3ac2f00 c60dff60 c60dfec4 c60dfea0 c07e27bc c0c59110 # [ 142.734722] fea0: 00000000 c53ad640 b6e8b000 c290d000 c60dff60 c07e2758 c60dff5c c60dfec8 # [ 142.743200] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c60de000 # [ 142.751677] fee0: b6e8b000 00020000 00000004 0000000a 0001fff6 c60dfee0 00000001 b6e8a000 # [ 142.760153] ff00: c527f8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 142.768631] ff20: 00000000 00000000 c13e2de0 6ba8ebf4 c206c220 c53ad640 c53ad640 c60de000 # [ 142.777108] ff40: b6e8b000 00000000 00000000 00000004 c60dff94 c60dff60 c059c9b0 c059c304 # [ 142.785585] ff60: 00000000 00000000 c60dffac 6ba8ebf4 0000000a 0000000a 7ff00000 00000004 # [ 142.794062] ff80: c03002e4 c60de000 c60dffa4 c60dff98 c059ca40 c059c948 00000000 c60dffa8 # [ 142.802539] ffa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e8b000 0000000a 00000001 # [ 142.811017] ffc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e8b000 00020000 0048fe38 # [ 142.819495] ffe0: 00000004 bedb87e8 b6f5133b b6eca616 60080030 00000001 00000000 00000000 # [ 142.827962] Backtrace: # [ 142.830687] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 142.839159] r7:c60dff60 r6:0000000a r5:c53b7000 r4:0000001f # [ 142.845108] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.853493] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 142.861799] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.870010] r9:c60dff60 r8:c3ac2f00 r7:0000000a r6:b6e8b000 r5:c53ad640 r4:c0c59104 # [ 142.878056] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 142.886178] r9:c07e2758 r8:c60dff60 r7:c290d000 r6:b6e8b000 r5:c53ad640 r4:00000000 # [ 142.894220] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 142.901647] r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c60de000 r5:c53ad640 # [ 142.909766] r4:c53ad640 # [ 142.912573] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.920000] r9:c60de000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 142.928044] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.935899] Exception stack(0xc60dffa8 to 0xc60dfff0) # [ 142.941236] ffa0: 0000000a 0000000a 00000001 b6e8b000 0000000a 00000001 # [ 142.949716] ffc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e8b000 00020000 0048fe38 # [ 142.958189] ffe0: 00000004 bedb87e8 b6f5133b b6eca616 # [ 142.963524] Code: 00000000 c2b18840 c2b18900 c2b189c0 (e1a0c00d) # [ 142.969905] ---[ end trace 5a48678c7e247c9c ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh <6>[ 143.756000] lkdtm: Performing direct entry EXEC_STACK <6>[ 143.760110] lkdtm: attempting ok execution at c0c59a94 <6>[ 143.765322] lkdtm: attempting bad execution at c6075e0c <1>[ 143.771004] 8<--- cut here --- <1>[ 143.774152] Unable to handle kernel paging request at virtual address c6075e0c <1>[ 143.781670] pgd = 9888d2c9 <1>[ 143.784635] [c6075e0c] *pgd=c601141e(bad) <0>[ 143.788924] Internal error: Oops: 8000000d [#4] SMP ARM <4>[ 143.794426] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 143.833501] CPU: 0 PID: 1748 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 143.841530] Hardware name: STM32 (Device Tree Support) <4>[ 143.846958] PC is at 0xc6075e0c <4>[ 143.850369] LR is at execute_location+0xa4/0xb4 <4>[ 143.855165] pc : [] lr : [] psr: 60080013 <4>[ 143.861718] sp : c6075de8 ip : c6075cf0 fp : c6075e04 <4>[ 143.867223] r10: 0000000b r9 : c1ad7088 r8 : c15ec020 <4>[ 143.872730] r7 : c6075f60 r6 : 00000001 r5 : c6075e0c r4 : c0c59a94 <4>[ 143.879546] r3 : 089c225e r2 : 089c225e r1 : ef7955e0 r0 : 0000002b <4>[ 143.886363] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 143.893790] Control: 10c5387d Table: c561806a DAC: 00000051 <0>[ 143.899822] Process cat (pid: 1748, stack limit = 0x201901de) <0>[ 143.905850] Stack: (0xc6075de8 to 0xc6076000) <0>[ 143.910490] 5de0: c6074000 c53b7000 0000000b c6075f60 c6075e64 c6075e08 <0>[ 143.918967] 5e00: c13cda24 c13cd7e4 c6075e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 143.927445] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3093370 e34c31b8 <0>[ 143.935922] 5e40: e3a02040 e3a01d33 e5930018 089c225e 0000000b 00000020 c6075e74 c6075e68 <0>[ 143.944399] 5e60: c0c58d24 c13cd9f8 c6075e9c c6075e78 c0c59224 c0c58d04 c0c59104 c52f8c80 <0>[ 143.952879] 5e80: b6df8000 0000000b c3ac2f00 c6075f60 c6075ec4 c6075ea0 c07e27bc c0c59110 <0>[ 143.961357] 5ea0: 00000000 c52f8c80 b6df8000 c290d000 c6075f60 c07e2758 c6075f5c c6075ec8 <0>[ 143.969835] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c2c626e4 c059c9b0 c6074000 <0>[ 143.978314] 5ee0: b6df8000 00020000 00000004 0000000b 0001fff5 c6075ee0 00000001 00000805 <0>[ 143.986790] 5f00: c52f8a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 143.995269] 5f20: 00000000 00000000 c6074000 089c225e b6df7000 c52f8c80 c52f8c80 c6074000 <0>[ 144.003745] 5f40: b6df8000 00000000 00000000 00000004 c6075f94 c6075f60 c059c9b0 c059c304 <0>[ 144.012222] 5f60: 00000000 00000000 c6075fac 089c225e 0000000b 0000000b 7ff00000 00000004 <0>[ 144.020699] 5f80: c03002e4 c6074000 c6075fa4 c6075f98 c059ca40 c059c948 00000000 c6075fa8 <0>[ 144.029175] 5fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6df8000 0000000b 00000001 <0>[ 144.037653] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df8000 00020000 0048fe38 <0>[ 144.046131] 5fe0: 00000004 bef847e8 b6ebe33b b6e37616 60080030 00000001 00000000 00000000 <0>[ 144.054599] Backtrace: <0>[ 144.057326] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) <0>[ 144.065885] r7:c6075f60 r6:0000000b r5:c53b7000 r4:c6074000 <0>[ 144.071835] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 144.080303] r4:00000020 <0>[ 144.083109] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 144.091418] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 144.099630] r9:c6075f60 r8:c3ac2f00 r7:0000000b r6:b6df8000 r5:c52f8c80 r4:c0c59104 <0>[ 144.107677] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 144.115801] r9:c07e2758 r8:c6075f60 r7:c290d000 r6:b6df8000 r5:c52f8c80 r4:00000000 <0>[ 144.123846] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 144.131274] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c6074000 r5:c52f8c80 <0>[ 144.139393] r4:c52f8c80 <0>[ 144.142200] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 144.149629] r9:c6074000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 144.157673] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 144.165526] Exception stack(0xc6075fa8 to 0xc6075ff0) <0>[ 144.170862] 5fa0: 0000000b 0000000b 00000001 b6df8000 0000000b 00000001 <0>[ 144.179342] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df8000 00020000 0048fe38 <0>[ 144.187814] 5fe0: 00000004 bef847e8 b6ebe33b b6e37616 <0>[ 144.193150] Code: c6075e08 c13cda24 c13cd7e4 c6075e6c (e1a0c00d) <4>[ 144.199530] ---[ end trace 5a48678c7e247c9d ]--- # Segmentation fault # [ 143.756000] lkdtm: Performing direct entry EXEC_STACK # [ 143.760110] lkdtm: attempting ok execution at c0c59a94 # [ 143.765322] lkdtm: attempting bad execution at c6075e0c # [ 143.771004] 8<--- cut here --- # [ 143.774152] Unable to handle kernel paging request at virtual address c6075e0c # [ 143.781670] pgd = 9888d2c9 # [ 143.784635] [c6075e0c] *pgd=c601141e(bad) # [ 143.788924] Internal error: Oops: 8000000d [#4] SMP ARM # [ 143.794426] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 143.833501] CPU: 0 PID: 1748 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 143.841530] Hardware name: STM32 (Device Tree Support) # [ 143.846958] PC is at 0xc6075e0c # [ 143.850369] LR is at execute_location+0xa4/0xb4 # [ 143.855165] pc : [] lr : [] psr: 60080013 # [ 143.861718] sp : c6075de8 ip : c6075cf0 fp : c6075e04 # [ 143.867223] r10: 0000000b r9 : c1ad7088 r8 : c15ec020 # [ 143.872730] r7 : c6075f60 r6 : 00000001 r5 : c6075e0c r4 : c0c59a94 # [ 143.879546] r3 : 089c225e r2 : 089c225e r1 : ef7955e0 r0 : 0000002b # [ 143.886363] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 143.893790] Control: 10c5387d Table: c561806a DAC: 00000051 # [ 143.899822] Process cat (pid: 1748, stack limit = 0x201901de) # [ 143.905850] Stack: (0xc6075de8 to 0xc6076000) # [ 143.910490] 5de0: c6074000 c53b7000 0000000b c6075f60 c6075e64 c6075e08 # [ 143.918967] 5e00: c13cda24 c13cd7e4 c6075e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 143.927445] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3093370 e34c31b8 # [ 143.935922] 5e40: e3a02040 e3a01d33 e5930018 089c225e 0000000b 00000020 c6075e74 c6075e68 # [ 143.944399] 5e60: c0c58d24 c13cd9f8 c6075e9c c6075e78 c0c59224 c0c58d04 c0c59104 c52f8c80 # [ 143.952879] 5e80: b6df8000 0000000b c3ac2f00 c6075f60 c6075ec4 c6075ea0 c07e27bc c0c59110 # [ 143.961357] 5ea0: 00000000 c52f8c80 b6df8000 c290d000 c6075f60 c07e2758 c6075f5c c6075ec8 # [ 143.969835] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c2c626e4 c059c9b0 c6074000 # [ 143.978314] 5ee0: b6df8000 00020000 00000004 0000000b 0001fff5 c6075ee0 00000001 00000805 # [ 143.986790] 5f00: c52f8a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 143.995269] 5f20: 00000000 00000000 c6074000 089c225e b6df7000 c52f8c80 c52f8c80 c6074000 # [ 144.003745] 5f40: b6df8000 00000000 00000000 00000004 c6075f94 c6075f60 c059c9b0 c059c304 # [ 144.012222] 5f60: 00000000 00000000 c6075fac 089c225e 0000000b 0000000b 7ff00000 00000004 # [ 144.020699] 5f80: c03002e4 c6074000 c6075fa4 c6075f98 c059ca40 c059c948 00000000 c6075fa8 # [ 144.029175] 5fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6df8000 0000000b 00000001 # [ 144.037653] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df8000 00020000 0048fe38 # [ 144.046131] 5fe0: 00000004 bef847e8 b6ebe33b b6e37616 60080030 00000001 00000000 00000000 # [ 144.054599] Backtrace: # [ 144.057326] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 144.065885] r7:c6075f60 r6:0000000b r5:c53b7000 r4:c6074000 # [ 144.071835] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.080303] r4:00000020 # [ 144.083109] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.091418] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.099630] r9:c6075f60 r8:c3ac2f00 r7:0000000b r6:b6df8000 r5:c52f8c80 r4:c0c59104 # [ 144.107677] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 144.115801] r9:c07e2758 r8:c6075f60 r7:c290d000 r6:b6df8000 r5:c52f8c80 r4:00000000 # [ 144.123846] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.131274] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c6074000 r5:c52f8c80 # [ 144.139393] r4:c52f8c80 # [ 144.142200] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.149629] r9:c6074000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 144.157673] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.165526] Exception stack(0xc6075fa8 to 0xc6075ff0) # [ 144.170862] 5fa0: 0000000b 0000000b 00000001 b6df8000 0000000b 00000001 # [ 144.179342] 5fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df8000 00020000 0048fe38 # [ 144.187814] 5fe0: 00000004 bef847e8 b6ebe33b b6e37616 # [ 144.193150] Code: c6075e08 c13cda24 c13cd7e4 c6075e6c (e1a0c00d) # [ 144.199530] ---[ end trace 5a48678c7e247c9d ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh <6>[ 145.012293] lkdtm: Performing direct entry EXEC_KMALLOC <6>[ 145.016384] lkdtm: attempting ok execution at c0c59a94 <6>[ 145.021952] lkdtm: attempting bad execution at c504af40 <1>[ 145.027301] 8<--- cut here --- <1>[ 145.030614] Unable to handle kernel paging request at virtual address c504af40 <1>[ 145.038135] pgd = 4dd5b218 <1>[ 145.041099] [c504af40] *pgd=c501141e(bad) <0>[ 145.045389] Internal error: Oops: 8000000d [#5] SMP ARM <4>[ 145.050890] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 145.089963] CPU: 1 PID: 1828 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 145.097993] Hardware name: STM32 (Device Tree Support) <4>[ 145.103422] PC is at 0xc504af40 <4>[ 145.106833] LR is at execute_location+0xa4/0xb4 <4>[ 145.111630] pc : [] lr : [] psr: 60080013 <4>[ 145.118183] sp : c53bde30 ip : 00000027 fp : c53bde4c <4>[ 145.123689] r10: 0000000d r9 : c1ad7094 r8 : c15ec020 <4>[ 145.129196] r7 : c53bdf60 r6 : 00000001 r5 : c504af40 r4 : c0c59a94 <4>[ 145.136013] r3 : 4a17189a r2 : 4a17189a r1 : ef7aa5e4 r0 : 0000002b <4>[ 145.142831] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 145.150259] Control: 10c5387d Table: c608406a DAC: 00000051 <0>[ 145.156290] Process cat (pid: 1828, stack limit = 0xc892b2f4) <0>[ 145.162319] Stack: (0xc53bde30 to 0xc53be000) <0>[ 145.166956] de20: c504af40 c512f000 0000000d c53bdf60 <0>[ 145.175436] de40: c53bde64 c53bde50 c0c59ae4 c13cd7e4 00000021 c512f000 c53bde74 c53bde68 <0>[ 145.183914] de60: c0c58d24 c0c59ab8 c53bde9c c53bde78 c0c59224 c0c58d04 c0c59104 c51f5c80 <0>[ 145.192391] de80: b6e8e000 0000000d c3ac2f00 c53bdf60 c53bdec4 c53bdea0 c07e27bc c0c59110 <0>[ 145.200868] dea0: 00000000 c51f5c80 b6e8e000 c290d000 c53bdf60 c07e2758 c53bdf5c c53bdec8 <0>[ 145.209345] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c53bc000 <0>[ 145.217821] dee0: b6e8e000 00020000 00000004 0000000d 0001fff3 c53bdee0 00000001 b6e8d000 <0>[ 145.226297] df00: c5052640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 145.234776] df20: 00000000 00000000 c13e2de0 4a17189a c206c220 c51f5c80 c51f5c80 c53bc000 <0>[ 145.243253] df40: b6e8e000 00000000 00000000 00000004 c53bdf94 c53bdf60 c059c9b0 c059c304 <0>[ 145.251731] df60: 00000000 00000000 c53bdfac 4a17189a 0000000d 0000000d 7ff00000 00000004 <0>[ 145.260210] df80: c03002e4 c53bc000 c53bdfa4 c53bdf98 c059ca40 c059c948 00000000 c53bdfa8 <0>[ 145.268687] dfa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e8e000 0000000d 00000001 <0>[ 145.277165] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e8e000 00020000 0044fe38 <0>[ 145.285643] dfe0: 00000004 bec947e8 b6f5433b b6ecd616 60080030 00000001 00000000 00000000 <0>[ 145.294110] Backtrace: <0>[ 145.296840] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) <0>[ 145.305572] r7:c53bdf60 r6:0000000d r5:c512f000 r4:c504af40 <0>[ 145.311516] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 145.320162] r5:c512f000 r4:00000021 <0>[ 145.324015] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 145.332323] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 145.340534] r9:c53bdf60 r8:c3ac2f00 r7:0000000d r6:b6e8e000 r5:c51f5c80 r4:c0c59104 <0>[ 145.348580] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 145.356704] r9:c07e2758 r8:c53bdf60 r7:c290d000 r6:b6e8e000 r5:c51f5c80 r4:00000000 <0>[ 145.364746] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 145.372174] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c53bc000 r5:c51f5c80 <0>[ 145.380293] r4:c51f5c80 <0>[ 145.383100] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 145.390528] r9:c53bc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 145.398571] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 145.406426] Exception stack(0xc53bdfa8 to 0xc53bdff0) <0>[ 145.411762] dfa0: 0000000d 0000000d 00000001 b6e8e000 0000000d 00000001 <0>[ 145.420242] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e8e000 00020000 0044fe38 <0>[ 145.428715] dfe0: 00000004 bec947e8 b6f5433b b6ecd616 <0>[ 145.434050] Code: 00150016 00000000 00000000 00000000 (e1a0c00d) <4>[ 145.440433] ---[ end trace 5a48678c7e247c9e ]--- # Segmentation fault # [ 145.012293] lkdtm: Performing direct entry EXEC_KMALLOC # [ 145.016384] lkdtm: attempting ok execution at c0c59a94 # [ 145.021952] lkdtm: attempting bad execution at c504af40 # [ 145.027301] 8<--- cut here --- # [ 145.030614] Unable to handle kernel paging request at virtual address c504af40 # [ 145.038135] pgd = 4dd5b218 # [ 145.041099] [c504af40] *pgd=c501141e(bad) # [ 145.045389] Internal error: Oops: 8000000d [#5] SMP ARM # [ 145.050890] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 145.089963] CPU: 1 PID: 1828 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 145.097993] Hardware name: STM32 (Device Tree Support) # [ 145.103422] PC is at 0xc504af40 # [ 145.106833] LR is at execute_location+0xa4/0xb4 # [ 145.111630] pc : [] lr : [] psr: 60080013 # [ 145.118183] sp : c53bde30 ip : 00000027 fp : c53bde4c # [ 145.123689] r10: 0000000d r9 : c1ad7094 r8 : c15ec020 # [ 145.129196] r7 : c53bdf60 r6 : 00000001 r5 : c504af40 r4 : c0c59a94 # [ 145.136013] r3 : 4a17189a r2 : 4a17189a r1 : ef7aa5e4 r0 : 0000002b # [ 145.142831] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 145.150259] Control: 10c5387d Table: c608406a DAC: 00000051 # [ 145.156290] Process cat (pid: 1828, stack limit = 0xc892b2f4) # [ 145.162319] Stack: (0xc53bde30 to 0xc53be000) # [ 145.166956] de20: c504af40 c512f000 0000000d c53bdf60 # [ 145.175436] de40: c53bde64 c53bde50 c0c59ae4 c13cd7e4 00000021 c512f000 c53bde74 c53bde68 # [ 145.183914] de60: c0c58d24 c0c59ab8 c53bde9c c53bde78 c0c59224 c0c58d04 c0c59104 c51f5c80 # [ 145.192391] de80: b6e8e000 0000000d c3ac2f00 c53bdf60 c53bdec4 c53bdea0 c07e27bc c0c59110 # [ 145.200868] dea0: 00000000 c51f5c80 b6e8e000 c290d000 c53bdf60 c07e2758 c53bdf5c c53bdec8 # [ 145.209345] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c53bc000 # [ 145.217821] dee0: b6e8e000 00020000 00000004 0000000d 0001fff3 c53bdee0 00000001 b6e8d000 # [ 145.226297] df00: c5052640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 145.234776] df20: 00000000 00000000 c13e2de0 4a17189a c206c220 c51f5c80 c51f5c80 c53bc000 # [ 145.243253] df40: b6e8e000 00000000 00000000 00000004 c53bdf94 c53bdf60 c059c9b0 c059c304 # [ 145.251731] df60: 00000000 00000000 c53bdfac 4a17189a 0000000d 0000000d 7ff00000 00000004 # [ 145.260210] df80: c03002e4 c53bc000 c53bdfa4 c53bdf98 c059ca40 c059c948 00000000 c53bdfa8 # [ 145.268687] dfa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e8e000 0000000d 00000001 # [ 145.277165] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e8e000 00020000 0044fe38 # [ 145.285643] dfe0: 00000004 bec947e8 b6f5433b b6ecd616 60080030 00000001 00000000 00000000 # [ 145.294110] Backtrace: # [ 145.296840] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 145.305572] r7:c53bdf60 r6:0000000d r5:c512f000 r4:c504af40 # [ 145.311516] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 145.320162] r5:c512f000 r4:00000021 # [ 145.324015] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 145.332323] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 145.340534] r9:c53bdf60 r8:c3ac2f00 r7:0000000d r6:b6e8e000 r5:c51f5c80 r4:c0c59104 # [ 145.348580] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 145.356704] r9:c07e2758 r8:c53bdf60 r7:c290d000 r6:b6e8e000 r5:c51f5c80 r4:00000000 # [ 145.364746] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 145.372174] r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c53bc000 r5:c51f5c80 # [ 145.380293] r4:c51f5c80 # [ 145.383100] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 145.390528] r9:c53bc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 145.398571] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 145.406426] Exception stack(0xc53bdfa8 to 0xc53bdff0) # [ 145.411762] dfa0: 0000000d 0000000d 00000001 b6e8e000 0000000d 00000001 # [ 145.420242] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e8e000 00020000 0044fe38 # [ 145.428715] dfe0: 00000004 bec947e8 b6f5433b b6ecd616 # [ 145.434050] Code: 00150016 00000000 00000000 00000000 (e1a0c00d) # [ 145.440433] ---[ end trace 5a48678c7e247c9e ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh <6>[ 146.254975] lkdtm: Performing direct entry EXEC_VMALLOC <6>[ 146.259201] lkdtm: attempting ok execution at c0c59a94 <6>[ 146.264471] lkdtm: attempting bad execution at f08a2000 <1>[ 146.270112] 8<--- cut here --- <1>[ 146.273304] Unable to handle kernel paging request at virtual address f08a2000 <1>[ 146.280919] pgd = fe642e72 <1>[ 146.283796] [f08a2000] *pgd=c2958811, *pte=f8d1f65f, *ppte=f8d1f45f <0>[ 146.290446] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 146.295856] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 146.334932] CPU: 1 PID: 1906 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 146.342961] Hardware name: STM32 (Device Tree Support) <4>[ 146.348390] PC is at 0xf08a2000 <4>[ 146.351801] LR is at execute_location+0xa4/0xb4 <4>[ 146.356598] pc : [] lr : [] psr: 60080013 <4>[ 146.363154] sp : c510de30 ip : c510dd38 fp : c510de4c <4>[ 146.368661] r10: 0000000d r9 : c1ad70a4 r8 : c15ec020 <4>[ 146.374169] r7 : c510df60 r6 : 00000001 r5 : f08a2000 r4 : c0c59a94 <4>[ 146.380986] r3 : 61670814 r2 : 61670814 r1 : ef7aa5e0 r0 : 0000002b <4>[ 146.387806] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 146.395235] Control: 10c5387d Table: c57fc06a DAC: 00000051 <0>[ 146.401271] Process cat (pid: 1906, stack limit = 0xb0dab21c) <0>[ 146.407298] Stack: (0xc510de30 to 0xc510e000) <0>[ 146.411935] de20: f08a2000 c512f000 0000000d c510df60 <0>[ 146.420417] de40: c510de64 c510de50 c0c59b18 c13cd7e4 00000022 c512f000 c510de74 c510de68 <0>[ 146.428896] de60: c0c58d24 c0c59afc c510de9c c510de78 c0c59224 c0c58d04 c0c59104 c51bf3c0 <0>[ 146.437376] de80: b6ea1000 0000000d c3ac2f00 c510df60 c510dec4 c510dea0 c07e27bc c0c59110 <0>[ 146.445857] dea0: 00000000 c51bf3c0 b6ea1000 c290d000 c510df60 c07e2758 c510df5c c510dec8 <0>[ 146.454337] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c510c000 <0>[ 146.462816] dee0: b6ea1000 00020000 00000004 0000000d 0001fff3 c510dee0 00000001 b6ea0000 <0>[ 146.471295] df00: c51bfa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 146.479777] df20: 00000000 00000000 c13e2de0 61670814 c206c220 c51bf3c0 c51bf3c0 c510c000 <0>[ 146.488258] df40: b6ea1000 00000000 00000000 00000004 c510df94 c510df60 c059c9b0 c059c304 <0>[ 146.496737] df60: 00000000 00000000 c510dfac 61670814 0000000d 0000000d 7ff00000 00000004 <0>[ 146.505217] df80: c03002e4 c510c000 c510dfa4 c510df98 c059ca40 c059c948 00000000 c510dfa8 <0>[ 146.513694] dfa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6ea1000 0000000d 00000001 <0>[ 146.522172] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6ea1000 00020000 0045fe38 <0>[ 146.530650] dfe0: 00000004 bee157e8 b6f6733b b6ee0616 60080030 00000001 00000000 00000000 <0>[ 146.539117] Backtrace: <0>[ 146.541845] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 146.550577] r7:c510df60 r6:0000000d r5:c512f000 r4:f08a2000 <0>[ 146.556522] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 146.565167] r5:c512f000 r4:00000022 <0>[ 146.569019] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 146.577327] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 146.585539] r9:c510df60 r8:c3ac2f00 r7:0000000d r6:b6ea1000 r5:c51bf3c0 r4:c0c59104 <0>[ 146.593585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 146.601709] r9:c07e2758 r8:c510df60 r7:c290d000 r6:b6ea1000 r5:c51bf3c0 r4:00000000 <0>[ 146.609753] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 146.617182] r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c510c000 r5:c51bf3c0 <0>[ 146.625303] r4:c51bf3c0 <0>[ 146.628111] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 146.635539] r9:c510c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 146.643584] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 146.651440] Exception stack(0xc510dfa8 to 0xc510dff0) <0>[ 146.656778] dfa0: 0000000d 0000000d 00000001 b6ea1000 0000000d 00000001 <0>[ 146.665259] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6ea1000 00020000 0045fe38 <0>[ 146.673734] dfe0: 00000004 bee157e8 b6f6733b b6ee0616 <0>[ 146.679079] Code: bad PC value <4>[ 146.682482] ---[ end trace 5a48678c7e247c9f ]--- # Segmentation fault # [ 146.254975] lkdtm: Performing direct entry EXEC_VMALLOC # [ 146.259201] lkdtm: attempting ok execution at c0c59a94 # [ 146.264471] lkdtm: attempting bad execution at f08a2000 # [ 146.270112] 8<--- cut here --- # [ 146.273304] Unable to handle kernel paging request at virtual address f08a2000 # [ 146.280919] pgd = fe642e72 # [ 146.283796] [f08a2000] *pgd=c2958811, *pte=f8d1f65f, *ppte=f8d1f45f # [ 146.290446] Internal error: Oops: 8000000f [#6] SMP ARM # [ 146.295856] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 146.334932] CPU: 1 PID: 1906 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 146.342961] Hardware name: STM32 (Device Tree Support) # [ 146.348390] PC is at 0xf08a2000 # [ 146.351801] LR is at execute_location+0xa4/0xb4 # [ 146.356598] pc : [] lr : [] psr: 60080013 # [ 146.363154] sp : c510de30 ip : c510dd38 fp : c510de4c # [ 146.368661] r10: 0000000d r9 : c1ad70a4 r8 : c15ec020 # [ 146.374169] r7 : c510df60 r6 : 00000001 r5 : f08a2000 r4 : c0c59a94 # [ 146.380986] r3 : 61670814 r2 : 61670814 r1 : ef7aa5e0 r0 : 0000002b # [ 146.387806] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 146.395235] Control: 10c5387d Table: c57fc06a DAC: 00000051 # [ 146.401271] Process cat (pid: 1906, stack limit = 0xb0dab21c) # [ 146.407298] Stack: (0xc510de30 to 0xc510e000) # [ 146.411935] de20: f08a2000 c512f000 0000000d c510df60 # [ 146.420417] de40: c510de64 c510de50 c0c59b18 c13cd7e4 00000022 c512f000 c510de74 c510de68 # [ 146.428896] de60: c0c58d24 c0c59afc c510de9c c510de78 c0c59224 c0c58d04 c0c59104 c51bf3c0 # [ 146.437376] de80: b6ea1000 0000000d c3ac2f00 c510df60 c510dec4 c510dea0 c07e27bc c0c59110 # [ 146.445857] dea0: 00000000 c51bf3c0 b6ea1000 c290d000 c510df60 c07e2758 c510df5c c510dec8 # [ 146.454337] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c510c000 # [ 146.462816] dee0: b6ea1000 00020000 00000004 0000000d 0001fff3 c510dee0 00000001 b6ea0000 # [ 146.471295] df00: c51bfa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 146.479777] df20: 00000000 00000000 c13e2de0 61670814 c206c220 c51bf3c0 c51bf3c0 c510c000 # [ 146.488258] df40: b6ea1000 00000000 00000000 00000004 c510df94 c510df60 c059c9b0 c059c304 # [ 146.496737] df60: 00000000 00000000 c510dfac 61670814 0000000d 0000000d 7ff00000 00000004 # [ 146.505217] df80: c03002e4 c510c000 c510dfa4 c510df98 c059ca40 c059c948 00000000 c510dfa8 # [ 146.513694] dfa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6ea1000 0000000d 00000001 # [ 146.522172] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6ea1000 00020000 0045fe38 # [ 146.530650] dfe0: 00000004 bee157e8 b6f6733b b6ee0616 60080030 00000001 00000000 00000000 # [ 146.539117] Backtrace: # [ 146.541845] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 146.550577] r7:c510df60 r6:0000000d r5:c512f000 r4:f08a2000 # [ 146.556522] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 146.565167] r5:c512f000 r4:00000022 # [ 146.569019] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 146.577327] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 146.585539] r9:c510df60 r8:c3ac2f00 r7:0000000d r6:b6ea1000 r5:c51bf3c0 r4:c0c59104 # [ 146.593585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 146.601709] r9:c07e2758 r8:c510df60 r7:c290d000 r6:b6ea1000 r5:c51bf3c0 r4:00000000 # [ 146.609753] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 146.617182] r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c510c000 r5:c51bf3c0 # [ 146.625303] r4:c51bf3c0 # [ 146.628111] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 146.635539] r9:c510c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 146.643584] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 146.651440] Exception stack(0xc510dfa8 to 0xc510dff0) # [ 146.656778] dfa0: 0000000d 0000000d 00000001 b6ea1000 0000000d 00000001 # [ 146.665259] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6ea1000 00020000 0045fe38 # [ 146.673734] dfe0: 00000004 bee157e8 b6f6733b b6ee0616 # [ 146.679079] Code: bad PC value # [ 146.682482] ---[ end trace 5a48678c7e247c9f ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh <6>[ 147.471039] lkdtm: Performing direct entry EXEC_RODATA <6>[ 147.475039] lkdtm: attempting ok execution at c0c59a94 <6>[ 147.480615] lkdtm: attempting bad execution at c15ec2bc <1>[ 147.485966] 8<--- cut here --- <1>[ 147.489272] Unable to handle kernel paging request at virtual address c15ec2bc <1>[ 147.496792] pgd = 8d2433d9 <1>[ 147.499759] [c15ec2bc] *pgd=c141941e(bad) <0>[ 147.504049] Internal error: Oops: 8000000d [#7] SMP ARM <4>[ 147.509550] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 147.548620] CPU: 1 PID: 1984 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 147.556650] Hardware name: STM32 (Device Tree Support) <4>[ 147.562085] PC is at lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 147.567407] LR is at execute_location+0xa4/0xb4 <4>[ 147.572206] pc : [] lr : [] psr: 60080013 <4>[ 147.578760] sp : c51e5e38 ip : 00000027 fp : c51e5e54 <4>[ 147.584266] r10: 0000000c r9 : c1ad70b4 r8 : c15ec020 <4>[ 147.589772] r7 : c51e5f60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59a94 <4>[ 147.596588] r3 : 3ae331ef r2 : 3ae331ef r1 : ef7aa5e4 r0 : 0000002b <4>[ 147.603407] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 147.610834] Control: 10c5387d Table: c606c06a DAC: 00000051 <0>[ 147.616865] Process cat (pid: 1984, stack limit = 0x43f24156) <0>[ 147.622895] Stack: (0xc51e5e38 to 0xc51e6000) <0>[ 147.627530] 5e20: 00000023 c512f000 <0>[ 147.636010] 5e40: 0000000c c51e5f60 c51e5e64 c51e5e58 c13cda64 c13cd7e4 c51e5e74 c51e5e68 <0>[ 147.644488] 5e60: c0c58d24 c13cda4c c51e5e9c c51e5e78 c0c59224 c0c58d04 c0c59104 c4c24dc0 <0>[ 147.652966] 5e80: b6dfc000 0000000c c3ac2f00 c51e5f60 c51e5ec4 c51e5ea0 c07e27bc c0c59110 <0>[ 147.661444] 5ea0: 00000000 c4c24dc0 b6dfc000 c290d000 c51e5f60 c07e2758 c51e5f5c c51e5ec8 <0>[ 147.669923] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c2c61924 c059c9b0 c51e4000 <0>[ 147.678401] 5ee0: b6dfc000 00020000 00000004 0000000c 0001fff4 c51e5ee0 00000001 00000805 <0>[ 147.686879] 5f00: c2985780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 147.695357] 5f20: 00000000 00000000 c51e4000 3ae331ef b6dfb000 c4c24dc0 c4c24dc0 c51e4000 <0>[ 147.703835] 5f40: b6dfc000 00000000 00000000 00000004 c51e5f94 c51e5f60 c059c9b0 c059c304 <0>[ 147.712313] 5f60: 00000000 00000000 c51e5fac 3ae331ef 0000000c 0000000c 7ff00000 00000004 <0>[ 147.720792] 5f80: c03002e4 c51e4000 c51e5fa4 c51e5f98 c059ca40 c059c948 00000000 c51e5fa8 <0>[ 147.729269] 5fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6dfc000 0000000c 00000001 <0>[ 147.737748] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dfc000 00020000 0042fe38 <0>[ 147.746226] 5fe0: 00000004 beb217e8 b6ec233b b6e3b616 60080030 00000001 00000000 00000000 <0>[ 147.754693] Backtrace: <0>[ 147.757419] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 147.766067] r7:c51e5f60 r6:0000000c r5:c512f000 r4:00000023 <0>[ 147.772016] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 147.780579] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 147.788887] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 147.797099] r9:c51e5f60 r8:c3ac2f00 r7:0000000c r6:b6dfc000 r5:c4c24dc0 r4:c0c59104 <0>[ 147.805145] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 147.813269] r9:c07e2758 r8:c51e5f60 r7:c290d000 r6:b6dfc000 r5:c4c24dc0 r4:00000000 <0>[ 147.821313] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 147.828742] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c51e4000 r5:c4c24dc0 <0>[ 147.836861] r4:c4c24dc0 <0>[ 147.839669] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 147.847098] r9:c51e4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 147.855143] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 147.862999] Exception stack(0xc51e5fa8 to 0xc51e5ff0) <0>[ 147.868337] 5fa0: 0000000c 0000000c 00000001 b6dfc000 0000000c 00000001 <0>[ 147.876816] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dfc000 00020000 0042fe38 <0>[ 147.885291] 5fe0: 00000004 beb217e8 b6ec233b b6e3b616 <0>[ 147.890627] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 147.897009] ---[ end trace 5a48678c7e247ca0 ]--- # Segmentation fault # [ 147.471039] lkdtm: Performing direct entry EXEC_RODATA # [ 147.475039] lkdtm: attempting ok execution at c0c59a94 # [ 147.480615] lkdtm: attempting bad execution at c15ec2bc # [ 147.485966] 8<--- cut here --- # [ 147.489272] Unable to handle kernel paging request at virtual address c15ec2bc # [ 147.496792] pgd = 8d2433d9 # [ 147.499759] [c15ec2bc] *pgd=c141941e(bad) # [ 147.504049] Internal error: Oops: 8000000d [#7] SMP ARM # [ 147.509550] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 147.548620] CPU: 1 PID: 1984 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 147.556650] Hardware name: STM32 (Device Tree Support) # [ 147.562085] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 147.567407] LR is at execute_location+0xa4/0xb4 # [ 147.572206] pc : [] lr : [] psr: 60080013 # [ 147.578760] sp : c51e5e38 ip : 00000027 fp : c51e5e54 # [ 147.584266] r10: 0000000c r9 : c1ad70b4 r8 : c15ec020 # [ 147.589772] r7 : c51e5f60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59a94 # [ 147.596588] r3 : 3ae331ef r2 : 3ae331ef r1 : ef7aa5e4 r0 : 0000002b # [ 147.603407] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 147.610834] Control: 10c5387d Table: c606c06a DAC: 00000051 # [ 147.616865] Process cat (pid: 1984, stack limit = 0x43f24156) # [ 147.622895] Stack: (0xc51e5e38 to 0xc51e6000) # [ 147.627530] 5e20: 00000023 c512f000 # [ 147.636010] 5e40: 0000000c c51e5f60 c51e5e64 c51e5e58 c13cda64 c13cd7e4 c51e5e74 c51e5e68 # [ 147.644488] 5e60: c0c58d24 c13cda4c c51e5e9c c51e5e78 c0c59224 c0c58d04 c0c59104 c4c24dc0 # [ 147.652966] 5e80: b6dfc000 0000000c c3ac2f00 c51e5f60 c51e5ec4 c51e5ea0 c07e27bc c0c59110 # [ 147.661444] 5ea0: 00000000 c4c24dc0 b6dfc000 c290d000 c51e5f60 c07e2758 c51e5f5c c51e5ec8 # [ 147.669923] 5ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c2c61924 c059c9b0 c51e4000 # [ 147.678401] 5ee0: b6dfc000 00020000 00000004 0000000c 0001fff4 c51e5ee0 00000001 00000805 # [ 147.686879] 5f00: c2985780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 147.695357] 5f20: 00000000 00000000 c51e4000 3ae331ef b6dfb000 c4c24dc0 c4c24dc0 c51e4000 # [ 147.703835] 5f40: b6dfc000 00000000 00000000 00000004 c51e5f94 c51e5f60 c059c9b0 c059c304 # [ 147.712313] 5f60: 00000000 00000000 c51e5fac 3ae331ef 0000000c 0000000c 7ff00000 00000004 # [ 147.720792] 5f80: c03002e4 c51e4000 c51e5fa4 c51e5f98 c059ca40 c059c948 00000000 c51e5fa8 # [ 147.729269] 5fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6dfc000 0000000c 00000001 # [ 147.737748] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dfc000 00020000 0042fe38 # [ 147.746226] 5fe0: 00000004 beb217e8 b6ec233b b6e3b616 60080030 00000001 00000000 00000000 # [ 147.754693] Backtrace: # [ 147.757419] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 147.766067] r7:c51e5f60 r6:0000000c r5:c512f000 r4:00000023 # [ 147.772016] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 147.780579] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 147.788887] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 147.797099] r9:c51e5f60 r8:c3ac2f00 r7:0000000c r6:b6dfc000 r5:c4c24dc0 r4:c0c59104 # [ 147.805145] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 147.813269] r9:c07e2758 r8:c51e5f60 r7:c290d000 r6:b6dfc000 r5:c4c24dc0 r4:00000000 # [ 147.821313] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 147.828742] r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c51e4000 r5:c4c24dc0 # [ 147.836861] r4:c4c24dc0 # [ 147.839669] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 147.847098] r9:c51e4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 147.855143] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 147.862999] Exception stack(0xc51e5fa8 to 0xc51e5ff0) # [ 147.868337] 5fa0: 0000000c 0000000c 00000001 b6dfc000 0000000c 00000001 # [ 147.876816] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dfc000 00020000 0042fe38 # [ 147.885291] 5fe0: 00000004 beb217e8 b6ec233b b6e3b616 # [ 147.890627] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 147.897009] ---[ end trace 5a48678c7e247ca0 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh <6>[ 148.751744] lkdtm: Performing direct entry EXEC_USERSPACE <6>[ 148.756021] lkdtm: attempting ok execution at c0c59a94 <6>[ 148.763779] lkdtm: attempting bad execution at b6f9e000 <1>[ 148.768086] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f9e000 <0>[ 148.775274] Internal error: : b [#8] SMP ARM <4>[ 148.779818] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 148.818888] CPU: 0 PID: 2061 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 148.826917] Hardware name: STM32 (Device Tree Support) <4>[ 148.832347] PC is at 0xb6f9e000 <4>[ 148.835757] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 <4>[ 148.840904] pc : [] lr : [] psr: 600e0013 <4>[ 148.847459] sp : c56a1e48 ip : c56a1d50 fp : c56a1e64 <4>[ 148.852965] r10: 0000000f r9 : c1ad70c0 r8 : c15ec020 <4>[ 148.858472] r7 : c56a1f60 r6 : 0000000f r5 : c53b7000 r4 : b6f9e000 <4>[ 148.865290] r3 : 69f9496b r2 : 69f9496b r1 : ef7955e0 r0 : 0000002b <4>[ 148.872109] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 148.879537] Control: 10c5387d Table: c554006a DAC: 00000051 <0>[ 148.885573] Process cat (pid: 2061, stack limit = 0x00cd8c3f) <0>[ 148.891600] Stack: (0xc56a1e48 to 0xc56a2000) <0>[ 148.896241] 1e40: 00000001 00000000 0000000f 00000024 c56a1e74 c56a1e68 <0>[ 148.904720] 1e60: c0c58d24 c0c59b30 c56a1e9c c56a1e78 c0c59224 c0c58d04 c0c59104 c4fada00 <0>[ 148.913199] 1e80: b6e63000 0000000f c3ac2f00 c56a1f60 c56a1ec4 c56a1ea0 c07e27bc c0c59110 <0>[ 148.921676] 1ea0: 00000000 c4fada00 b6e63000 c290d000 c56a1f60 c07e2758 c56a1f5c c56a1ec8 <0>[ 148.930154] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c56a0000 <0>[ 148.938632] 1ee0: b6e63000 00020000 00000004 0000000f 0001fff1 c56a1ee0 00000001 b6e62000 <0>[ 148.947110] 1f00: c4fadb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 148.955589] 1f20: 00000000 00000000 c13e2de0 69f9496b c206c220 c4fada00 c4fada00 c56a0000 <0>[ 148.964066] 1f40: b6e63000 00000000 00000000 00000004 c56a1f94 c56a1f60 c059c9b0 c059c304 <0>[ 148.972544] 1f60: 00000000 00000000 c56a1fac 69f9496b 0000000f 0000000f 7ff00000 00000004 <0>[ 148.981023] 1f80: c03002e4 c56a0000 c56a1fa4 c56a1f98 c059ca40 c059c948 00000000 c56a1fa8 <0>[ 148.989501] 1fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e63000 0000000f 00000001 <0>[ 148.997981] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e63000 00020000 0046fe38 <0>[ 149.006461] 1fe0: 00000004 bea6d7e8 b6f2933b b6ea2616 60080030 00000001 00000000 00000000 <0>[ 149.014929] Backtrace: <0>[ 149.017654] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 149.026472] r4:00000024 <0>[ 149.029275] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 149.037582] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 149.045794] r9:c56a1f60 r8:c3ac2f00 r7:0000000f r6:b6e63000 r5:c4fada00 r4:c0c59104 <0>[ 149.053839] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 149.061961] r9:c07e2758 r8:c56a1f60 r7:c290d000 r6:b6e63000 r5:c4fada00 r4:00000000 <0>[ 149.070005] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 149.077431] r10:00000004 r9:00000000 r8:00000000 r7:b6e63000 r6:c56a0000 r5:c4fada00 <0>[ 149.085551] r4:c4fada00 <0>[ 149.088358] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 149.095784] r9:c56a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f <0>[ 149.103827] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 149.111682] Exception stack(0xc56a1fa8 to 0xc56a1ff0) <0>[ 149.117018] 1fa0: 0000000f 0000000f 00000001 b6e63000 0000000f 00000001 <0>[ 149.125497] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e63000 00020000 0046fe38 <0>[ 149.133970] 1fe0: 00000004 bea6d7e8 b6f2933b b6ea2616 <0>[ 149.139312] Code: bad PC value <4>[ 149.142627] ---[ end trace 5a48678c7e247ca1 ]--- # Segmentation fault # [ 148.751744] lkdtm: Performing direct entry EXEC_USERSPACE # [ 148.756021] lkdtm: attempting ok execution at c0c59a94 # [ 148.763779] lkdtm: attempting bad execution at b6f9e000 # [ 148.768086] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f9e000 # [ 148.775274] Internal error: : b [#8] SMP ARM # [ 148.779818] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 148.818888] CPU: 0 PID: 2061 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 148.826917] Hardware name: STM32 (Device Tree Support) # [ 148.832347] PC is at 0xb6f9e000 # [ 148.835757] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 148.840904] pc : [] lr : [] psr: 600e0013 # [ 148.847459] sp : c56a1e48 ip : c56a1d50 fp : c56a1e64 # [ 148.852965] r10: 0000000f r9 : c1ad70c0 r8 : c15ec020 # [ 148.858472] r7 : c56a1f60 r6 : 0000000f r5 : c53b7000 r4 : b6f9e000 # [ 148.865290] r3 : 69f9496b r2 : 69f9496b r1 : ef7955e0 r0 : 0000002b # [ 148.872109] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 148.879537] Control: 10c5387d Table: c554006a DAC: 00000051 # [ 148.885573] Process cat (pid: 2061, stack limit = 0x00cd8c3f) # [ 148.891600] Stack: (0xc56a1e48 to 0xc56a2000) # [ 148.896241] 1e40: 00000001 00000000 0000000f 00000024 c56a1e74 c56a1e68 # [ 148.904720] 1e60: c0c58d24 c0c59b30 c56a1e9c c56a1e78 c0c59224 c0c58d04 c0c59104 c4fada00 # [ 148.913199] 1e80: b6e63000 0000000f c3ac2f00 c56a1f60 c56a1ec4 c56a1ea0 c07e27bc c0c59110 # [ 148.921676] 1ea0: 00000000 c4fada00 b6e63000 c290d000 c56a1f60 c07e2758 c56a1f5c c56a1ec8 # [ 148.930154] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c56a0000 # [ 148.938632] 1ee0: b6e63000 00020000 00000004 0000000f 0001fff1 c56a1ee0 00000001 b6e62000 # [ 148.947110] 1f00: c4fadb40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 148.955589] 1f20: 00000000 00000000 c13e2de0 69f9496b c206c220 c4fada00 c4fada00 c56a0000 # [ 148.964066] 1f40: b6e63000 00000000 00000000 00000004 c56a1f94 c56a1f60 c059c9b0 c059c304 # [ 148.972544] 1f60: 00000000 00000000 c56a1fac 69f9496b 0000000f 0000000f 7ff00000 00000004 # [ 148.981023] 1f80: c03002e4 c56a0000 c56a1fa4 c56a1f98 c059ca40 c059c948 00000000 c56a1fa8 # [ 148.989501] 1fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e63000 0000000f 00000001 # [ 148.997981] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e63000 00020000 0046fe38 # [ 149.006461] 1fe0: 00000004 bea6d7e8 b6f2933b b6ea2616 60080030 00000001 00000000 00000000 # [ 149.014929] Backtrace: # [ 149.017654] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 149.026472] r4:00000024 # [ 149.029275] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 149.037582] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 149.045794] r9:c56a1f60 r8:c3ac2f00 r7:0000000f r6:b6e63000 r5:c4fada00 r4:c0c59104 # [ 149.053839] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 149.061961] r9:c07e2758 r8:c56a1f60 r7:c290d000 r6:b6e63000 r5:c4fada00 r4:00000000 # [ 149.070005] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 149.077431] r10:00000004 r9:00000000 r8:00000000 r7:b6e63000 r6:c56a0000 r5:c4fada00 # [ 149.085551] r4:c4fada00 # [ 149.088358] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 149.095784] r9:c56a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f # [ 149.103827] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 149.111682] Exception stack(0xc56a1fa8 to 0xc56a1ff0) # [ 149.117018] 1fa0: 0000000f 0000000f 00000001 b6e63000 0000000f 00000001 # [ 149.125497] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e63000 00020000 0046fe38 # [ 149.133970] 1fe0: 00000004 bea6d7e8 b6f2933b b6ea2616 # [ 149.139312] Code: bad PC value # [ 149.142627] ---[ end trace 5a48678c7e247ca1 ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh <6>[ 149.943612] lkdtm: Performing direct entry EXEC_NULL <6>[ 149.947434] lkdtm: attempting ok execution at c0c59a94 <6>[ 149.952974] lkdtm: attempting bad execution at 00000000 <1>[ 149.958520] 8<--- cut here --- <1>[ 149.961672] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 149.970125] pgd = 4f21b241 <1>[ 149.973037] [00000000] *pgd=00000000 <0>[ 149.976964] Internal error: Oops: 80000005 [#9] SMP ARM <4>[ 149.982388] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 150.021460] CPU: 0 PID: 2133 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 150.029489] Hardware name: STM32 (Device Tree Support) <4>[ 150.034918] PC is at 0x0 <4>[ 150.037717] LR is at execute_location+0xa4/0xb4 <4>[ 150.042513] pc : [<00000000>] lr : [] psr: 60080013 <4>[ 150.049067] sp : c53d7e38 ip : c53d7d40 fp : c53d7e54 <4>[ 150.054572] r10: 0000000a r9 : c1ad70d0 r8 : c15ec020 <4>[ 150.060078] r7 : c53d7f60 r6 : 00000000 r5 : 00000000 r4 : c0c59a94 <4>[ 150.066894] r3 : 4f57c768 r2 : 4f57c768 r1 : ef7955e0 r0 : 0000002b <4>[ 150.073713] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 150.081140] Control: 10c5387d Table: c60e806a DAC: 00000051 <0>[ 150.087175] Process cat (pid: 2133, stack limit = 0x9204bad3) <0>[ 150.093201] Stack: (0xc53d7e38 to 0xc53d8000) <0>[ 150.097836] 7e20: 00000025 c53b7000 <0>[ 150.106316] 7e40: 0000000a c53d7f60 c53d7e64 c53d7e58 c13cda88 c13cd7e4 c53d7e74 c53d7e68 <0>[ 150.114795] 7e60: c0c58d24 c13cda74 c53d7e9c c53d7e78 c0c59224 c0c58d04 c0c59104 c527ea00 <0>[ 150.123272] 7e80: b6dd9000 0000000a c3ac2f00 c53d7f60 c53d7ec4 c53d7ea0 c07e27bc c0c59110 <0>[ 150.131748] 7ea0: 00000000 c527ea00 b6dd9000 c290d000 c53d7f60 c07e2758 c53d7f5c c53d7ec8 <0>[ 150.140226] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c53d6000 <0>[ 150.148704] 7ee0: b6dd9000 00020000 00000004 0000000a 0001fff6 c53d7ee0 00000001 b6dd8000 <0>[ 150.157180] 7f00: c2985780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 150.165659] 7f20: 00000000 00000000 c13e2de0 4f57c768 c206c220 c527ea00 c527ea00 c53d6000 <0>[ 150.174136] 7f40: b6dd9000 00000000 00000000 00000004 c53d7f94 c53d7f60 c059c9b0 c059c304 <0>[ 150.182613] 7f60: 00000000 00000000 c53d7fac 4f57c768 0000000a 0000000a 7ff00000 00000004 <0>[ 150.191091] 7f80: c03002e4 c53d6000 c53d7fa4 c53d7f98 c059ca40 c059c948 00000000 c53d7fa8 <0>[ 150.199568] 7fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6dd9000 0000000a 00000001 <0>[ 150.208046] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dd9000 00020000 0050fe38 <0>[ 150.216523] 7fe0: 00000004 bee7a7e8 b6e9f33b b6e18616 60080030 00000001 00000000 00000000 <0>[ 150.224991] Backtrace: <0>[ 150.227718] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 150.236190] r7:c53d7f60 r6:0000000a r5:c53b7000 r4:00000025 <0>[ 150.242138] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 150.250526] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 150.258833] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 150.267046] r9:c53d7f60 r8:c3ac2f00 r7:0000000a r6:b6dd9000 r5:c527ea00 r4:c0c59104 <0>[ 150.275091] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 150.283214] r9:c07e2758 r8:c53d7f60 r7:c290d000 r6:b6dd9000 r5:c527ea00 r4:00000000 <0>[ 150.291257] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 150.298683] r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c53d6000 r5:c527ea00 <0>[ 150.306802] r4:c527ea00 <0>[ 150.309609] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 150.317036] r9:c53d6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 150.325079] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 150.332936] Exception stack(0xc53d7fa8 to 0xc53d7ff0) <0>[ 150.338272] 7fa0: 0000000a 0000000a 00000001 b6dd9000 0000000a 00000001 <0>[ 150.346753] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dd9000 00020000 0050fe38 <0>[ 150.355225] 7fe0: 00000004 bee7a7e8 b6e9f33b b6e18616 <0>[ 150.360568] Code: bad PC value <4>[ 150.363959] ---[ end trace 5a48678c7e247ca2 ]--- # Segmentation fault # [ 149.943612] lkdtm: Performing direct entry EXEC_NULL # [ 149.947434] lkdtm: attempting ok execution at c0c59a94 # [ 149.952974] lkdtm: attempting bad execution at 00000000 # [ 149.958520] 8<--- cut here --- # [ 149.961672] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 149.970125] pgd = 4f21b241 # [ 149.973037] [00000000] *pgd=00000000 # [ 149.976964] Internal error: Oops: 80000005 [#9] SMP ARM # [ 149.982388] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 150.021460] CPU: 0 PID: 2133 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 150.029489] Hardware name: STM32 (Device Tree Support) # [ 150.034918] PC is at 0x0 # [ 150.037717] LR is at execute_location+0xa4/0xb4 # [ 150.042513] pc : [<00000000>] lr : [] psr: 60080013 # [ 150.049067] sp : c53d7e38 ip : c53d7d40 fp : c53d7e54 # [ 150.054572] r10: 0000000a r9 : c1ad70d0 r8 : c15ec020 # [ 150.060078] r7 : c53d7f60 r6 : 00000000 r5 : 00000000 r4 : c0c59a94 # [ 150.066894] r3 : 4f57c768 r2 : 4f57c768 r1 : ef7955e0 r0 : 0000002b # [ 150.073713] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 150.081140] Control: 10c5387d Table: c60e806a DAC: 00000051 # [ 150.087175] Process cat (pid: 2133, stack limit = 0x9204bad3) # [ 150.093201] Stack: (0xc53d7e38 to 0xc53d8000) # [ 150.097836] 7e20: 00000025 c53b7000 # [ 150.106316] 7e40: 0000000a c53d7f60 c53d7e64 c53d7e58 c13cda88 c13cd7e4 c53d7e74 c53d7e68 # [ 150.114795] 7e60: c0c58d24 c13cda74 c53d7e9c c53d7e78 c0c59224 c0c58d04 c0c59104 c527ea00 # [ 150.123272] 7e80: b6dd9000 0000000a c3ac2f00 c53d7f60 c53d7ec4 c53d7ea0 c07e27bc c0c59110 # [ 150.131748] 7ea0: 00000000 c527ea00 b6dd9000 c290d000 c53d7f60 c07e2758 c53d7f5c c53d7ec8 # [ 150.140226] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c53d6000 # [ 150.148704] 7ee0: b6dd9000 00020000 00000004 0000000a 0001fff6 c53d7ee0 00000001 b6dd8000 # [ 150.157180] 7f00: c2985780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 150.165659] 7f20: 00000000 00000000 c13e2de0 4f57c768 c206c220 c527ea00 c527ea00 c53d6000 # [ 150.174136] 7f40: b6dd9000 00000000 00000000 00000004 c53d7f94 c53d7f60 c059c9b0 c059c304 # [ 150.182613] 7f60: 00000000 00000000 c53d7fac 4f57c768 0000000a 0000000a 7ff00000 00000004 # [ 150.191091] 7f80: c03002e4 c53d6000 c53d7fa4 c53d7f98 c059ca40 c059c948 00000000 c53d7fa8 # [ 150.199568] 7fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6dd9000 0000000a 00000001 # [ 150.208046] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dd9000 00020000 0050fe38 # [ 150.216523] 7fe0: 00000004 bee7a7e8 b6e9f33b b6e18616 60080030 00000001 00000000 00000000 # [ 150.224991] Backtrace: # [ 150.227718] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 150.236190] r7:c53d7f60 r6:0000000a r5:c53b7000 r4:00000025 # [ 150.242138] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 150.250526] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 150.258833] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 150.267046] r9:c53d7f60 r8:c3ac2f00 r7:0000000a r6:b6dd9000 r5:c527ea00 r4:c0c59104 # [ 150.275091] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 150.283214] r9:c07e2758 r8:c53d7f60 r7:c290d000 r6:b6dd9000 r5:c527ea00 r4:00000000 # [ 150.291257] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 150.298683] r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c53d6000 r5:c527ea00 # [ 150.306802] r4:c527ea00 # [ 150.309609] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 150.317036] r9:c53d6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 150.325079] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 150.332936] Exception stack(0xc53d7fa8 to 0xc53d7ff0) # [ 150.338272] 7fa0: 0000000a 0000000a 00000001 b6dd9000 0000000a 00000001 # [ 150.346753] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dd9000 00020000 0050fe38 # [ 150.355225] 7fe0: 00000004 bee7a7e8 b6e9f33b b6e18616 # [ 150.360568] Code: bad PC value # [ 150.363959] ---[ end trace 5a48678c7e247ca2 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh <6>[ 151.227539] lkdtm: Performing direct entry ACCESS_USERSPACE <6>[ 151.232205] lkdtm: attempting bad read at b6f45000 <1>[ 151.237037] 8<--- cut here --- <1>[ 151.240356] Unhandled fault: page domain fault (0x01b) at 0xb6f45000 <1>[ 151.247003] pgd = a0d8cea8 <1>[ 151.249970] [b6f45000] *pgd=f893c835 <0>[ 151.253825] Internal error: : 1b [#10] SMP ARM <4>[ 151.258541] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 151.297619] CPU: 1 PID: 2210 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 151.305649] Hardware name: STM32 (Device Tree Support) <4>[ 151.311083] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 151.316578] LR is at 0x0 <4>[ 151.319371] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 151.325924] sp : c573fe38 ip : 00000027 fp : c573fe64 <4>[ 151.331430] r10: 00000011 r9 : c1ad70dc r8 : c15ec020 <4>[ 151.336937] r7 : c573ff60 r6 : 00000051 r5 : c573e000 r4 : b6f45000 <4>[ 151.343756] r3 : 807e0662 r2 : 807e0662 r1 : ef7aa5e4 r0 : 00000026 <4>[ 151.350573] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 151.358001] Control: 10c5387d Table: c608006a DAC: 00000051 <0>[ 151.364033] Process cat (pid: 2210, stack limit = 0xb72a7998) <0>[ 151.370061] Stack: (0xc573fe38 to 0xc5740000) <0>[ 151.374696] fe20: 00000022 00000000 <0>[ 151.383177] fe40: 00000000 807e0662 c573fe6c 00000026 c52f4000 00000011 c573fe74 c573fe68 <0>[ 151.391654] fe60: c0c58d24 c0c59c04 c573fe9c c573fe78 c0c59224 c0c58d04 c0c59104 c4fad000 <0>[ 151.400130] fe80: b6e0a000 00000011 c3ac2f00 c573ff60 c573fec4 c573fea0 c07e27bc c0c59110 <0>[ 151.408608] fea0: 00000000 c4fad000 b6e0a000 c290d000 c573ff60 c07e2758 c573ff5c c573fec8 <0>[ 151.417087] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c573e000 <0>[ 151.425564] fee0: b6e0a000 00020000 00000004 00000011 0001ffef c573fee0 00000001 b6e09000 <0>[ 151.434040] ff00: c50bd3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 151.442520] ff20: 00000000 00000000 c13e2de0 807e0662 c206c220 c4fad000 c4fad000 c573e000 <0>[ 151.450998] ff40: b6e0a000 00000000 00000000 00000004 c573ff94 c573ff60 c059c9b0 c059c304 <0>[ 151.459476] ff60: 00000000 00000000 c573ffac 807e0662 00000011 00000011 7ff00000 00000004 <0>[ 151.467954] ff80: c03002e4 c573e000 c573ffa4 c573ff98 c059ca40 c059c948 00000000 c573ffa8 <0>[ 151.476431] ffa0: c03000c0 c059ca34 00000011 00000011 00000001 b6e0a000 00000011 00000001 <0>[ 151.484909] ffc0: 00000011 00000011 7ff00000 00000004 00000001 b6e0a000 00020000 0048fe38 <0>[ 151.493385] ffe0: 00000004 beafe7e8 b6ed033b b6e49616 60080030 00000001 00000000 00000000 <0>[ 151.501853] Backtrace: <0>[ 151.504578] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 151.513574] r6:00000011 r5:c52f4000 r4:00000026 <0>[ 151.518472] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 151.526778] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 151.534989] r9:c573ff60 r8:c3ac2f00 r7:00000011 r6:b6e0a000 r5:c4fad000 r4:c0c59104 <0>[ 151.543035] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 151.551158] r9:c07e2758 r8:c573ff60 r7:c290d000 r6:b6e0a000 r5:c4fad000 r4:00000000 <0>[ 151.559200] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 151.566627] r10:00000004 r9:00000000 r8:00000000 r7:b6e0a000 r6:c573e000 r5:c4fad000 <0>[ 151.574745] r4:c4fad000 <0>[ 151.577552] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 151.584979] r9:c573e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 <0>[ 151.593022] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 151.600876] Exception stack(0xc573ffa8 to 0xc573fff0) <0>[ 151.606213] ffa0: 00000011 00000011 00000001 b6e0a000 00000011 00000001 <0>[ 151.614693] ffc0: 00000011 00000011 7ff00000 00000004 00000001 b6e0a000 00020000 0048fe38 <0>[ 151.623164] ffe0: 00000004 beafe7e8 b6ed033b b6e49616 <0>[ 151.628499] Code: e1a01004 e3080000 e34c01ad eb1da322 (e5943000) <4>[ 151.634880] ---[ end trace 5a48678c7e247ca3 ]--- # Segmentation fault # [ 151.227539] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 151.232205] lkdtm: attempting bad read at b6f45000 # [ 151.237037] 8<--- cut here --- # [ 151.240356] Unhandled fault: page domain fault (0x01b) at 0xb6f45000 # [ 151.247003] pgd = a0d8cea8 # [ 151.249970] [b6f45000] *pgd=f893c835 # [ 151.253825] Internal error: : 1b [#10] SMP ARM # [ 151.258541] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 151.297619] CPU: 1 PID: 2210 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 151.305649] Hardware name: STM32 (Device Tree Support) # [ 151.311083] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 151.316578] LR is at 0x0 # [ 151.319371] pc : [] lr : [<00000000>] psr: 60080013 # [ 151.325924] sp : c573fe38 ip : 00000027 fp : c573fe64 # [ 151.331430] r10: 00000011 r9 : c1ad70dc r8 : c15ec020 # [ 151.336937] r7 : c573ff60 r6 : 00000051 r5 : c573e000 r4 : b6f45000 # [ 151.343756] r3 : 807e0662 r2 : 807e0662 r1 : ef7aa5e4 r0 : 00000026 # [ 151.350573] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 151.358001] Control: 10c5387d Table: c608006a DAC: 00000051 # [ 151.364033] Process cat (pid: 2210, stack limit = 0xb72a7998) # [ 151.370061] Stack: (0xc573fe38 to 0xc5740000) # [ 151.374696] fe20: 00000022 00000000 # [ 151.383177] fe40: 00000000 807e0662 c573fe6c 00000026 c52f4000 00000011 c573fe74 c573fe68 # [ 151.391654] fe60: c0c58d24 c0c59c04 c573fe9c c573fe78 c0c59224 c0c58d04 c0c59104 c4fad000 # [ 151.400130] fe80: b6e0a000 00000011 c3ac2f00 c573ff60 c573fec4 c573fea0 c07e27bc c0c59110 # [ 151.408608] fea0: 00000000 c4fad000 b6e0a000 c290d000 c573ff60 c07e2758 c573ff5c c573fec8 # [ 151.417087] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c573e000 # [ 151.425564] fee0: b6e0a000 00020000 00000004 00000011 0001ffef c573fee0 00000001 b6e09000 # [ 151.434040] ff00: c50bd3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 151.442520] ff20: 00000000 00000000 c13e2de0 807e0662 c206c220 c4fad000 c4fad000 c573e000 # [ 151.450998] ff40: b6e0a000 00000000 00000000 00000004 c573ff94 c573ff60 c059c9b0 c059c304 # [ 151.459476] ff60: 00000000 00000000 c573ffac 807e0662 00000011 00000011 7ff00000 00000004 # [ 151.467954] ff80: c03002e4 c573e000 c573ffa4 c573ff98 c059ca40 c059c948 00000000 c573ffa8 # [ 151.476431] ffa0: c03000c0 c059ca34 00000011 00000011 00000001 b6e0a000 00000011 00000001 # [ 151.484909] ffc0: 00000011 00000011 7ff00000 00000004 00000001 b6e0a000 00020000 0048fe38 # [ 151.493385] ffe0: 00000004 beafe7e8 b6ed033b b6e49616 60080030 00000001 00000000 00000000 # [ 151.501853] Backtrace: # [ 151.504578] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 151.513574] r6:00000011 r5:c52f4000 r4:00000026 # [ 151.518472] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 151.526778] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 151.534989] r9:c573ff60 r8:c3ac2f00 r7:00000011 r6:b6e0a000 r5:c4fad000 r4:c0c59104 # [ 151.543035] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 151.551158] r9:c07e2758 r8:c573ff60 r7:c290d000 r6:b6e0a000 r5:c4fad000 r4:00000000 # [ 151.559200] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 151.566627] r10:00000004 r9:00000000 r8:00000000 r7:b6e0a000 r6:c573e000 r5:c4fad000 # [ 151.574745] r4:c4fad000 # [ 151.577552] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 151.584979] r9:c573e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 # [ 151.593022] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 151.600876] Exception stack(0xc573ffa8 to 0xc573fff0) # [ 151.606213] ffa0: 00000011 00000011 00000001 b6e0a000 00000011 00000001 # [ 151.614693] ffc0: 00000011 00000011 7ff00000 00000004 00000001 b6e0a000 00020000 0048fe38 # [ 151.623164] ffe0: 00000004 beafe7e8 b6ed033b b6e49616 # [ 151.628499] Code: e1a01004 e3080000 e34c01ad eb1da322 (e5943000) # [ 151.634880] ---[ end trace 5a48678c7e247ca3 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh <6>[ 152.508536] lkdtm: Performing direct entry ACCESS_NULL <6>[ 152.512531] lkdtm: attempting bad read at 00000000 <1>[ 152.517839] 8<--- cut here --- <1>[ 152.520965] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 152.529459] pgd = 523f839f <1>[ 152.532280] [00000000] *pgd=00000000 <0>[ 152.536132] Internal error: Oops: 5 [#11] SMP ARM <4>[ 152.541106] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 152.580175] CPU: 1 PID: 2286 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 152.588203] Hardware name: STM32 (Device Tree Support) <4>[ 152.593639] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 152.598523] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 152.603848] pc : [] lr : [] psr: 60080013 <4>[ 152.610402] sp : c573fe50 ip : c573fd58 fp : c573fe64 <4>[ 152.615908] r10: 0000000c r9 : c1ad70f0 r8 : c15ec020 <4>[ 152.621413] r7 : c573ff60 r6 : 0000000c r5 : c52f4000 r4 : 00000000 <4>[ 152.628230] r3 : 35eda0cc r2 : 35eda0cc r1 : ef7aa5e0 r0 : 00000026 <4>[ 152.635047] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 152.642475] Control: 10c5387d Table: c60b406a DAC: 00000051 <0>[ 152.648509] Process cat (pid: 2286, stack limit = 0xb72a7998) <0>[ 152.654536] Stack: (0xc573fe50 to 0xc5740000) <0>[ 152.659173] fe40: 00000027 c52f4000 c573fe74 c573fe68 <0>[ 152.667653] fe60: c0c58d24 c13cda98 c573fe9c c573fe78 c0c59224 c0c58d04 c0c59104 c4f34b40 <0>[ 152.676130] fe80: b6da5000 0000000c c3ac2f00 c573ff60 c573fec4 c573fea0 c07e27bc c0c59110 <0>[ 152.684608] fea0: 00000000 c4f34b40 b6da5000 c290d000 c573ff60 c07e2758 c573ff5c c573fec8 <0>[ 152.693087] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c573e000 <0>[ 152.701565] fee0: b6da5000 00020000 00000004 0000000c 0001fff4 c573fee0 00000001 b6da4000 <0>[ 152.710043] ff00: c4f34280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 152.718522] ff20: 00000000 00000000 c13e2de0 35eda0cc c206c220 c4f34b40 c4f34b40 c573e000 <0>[ 152.727000] ff40: b6da5000 00000000 00000000 00000004 c573ff94 c573ff60 c059c9b0 c059c304 <0>[ 152.735477] ff60: 00000000 00000000 c573ffac 35eda0cc 0000000c 0000000c 7ff00000 00000004 <0>[ 152.743955] ff80: c03002e4 c573e000 c573ffa4 c573ff98 c059ca40 c059c948 00000000 c573ffa8 <0>[ 152.752433] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6da5000 0000000c 00000001 <0>[ 152.760912] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da5000 00020000 0045fe38 <0>[ 152.769390] ffe0: 00000004 bedeb7e8 b6e6b33b b6de4616 60080030 00000001 00000000 00000000 <0>[ 152.777858] Backtrace: <0>[ 152.780587] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 152.789140] r5:c52f4000 r4:00000027 <0>[ 152.792991] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 152.801296] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 152.809508] r9:c573ff60 r8:c3ac2f00 r7:0000000c r6:b6da5000 r5:c4f34b40 r4:c0c59104 <0>[ 152.817553] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 152.825677] r9:c07e2758 r8:c573ff60 r7:c290d000 r6:b6da5000 r5:c4f34b40 r4:00000000 <0>[ 152.833720] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 152.841148] r10:00000004 r9:00000000 r8:00000000 r7:b6da5000 r6:c573e000 r5:c4f34b40 <0>[ 152.849267] r4:c4f34b40 <0>[ 152.852074] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 152.859501] r9:c573e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 152.867544] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 152.875400] Exception stack(0xc573ffa8 to 0xc573fff0) <0>[ 152.880738] ffa0: 0000000c 0000000c 00000001 b6da5000 0000000c 00000001 <0>[ 152.889218] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da5000 00020000 0045fe38 <0>[ 152.897693] ffe0: 00000004 bedeb7e8 b6e6b33b b6de4616 <0>[ 152.903029] Code: e3080000 e34c01ad e1a01004 ebffd3b8 (e5945000) <4>[ 152.909511] ---[ end trace 5a48678c7e247ca4 ]--- # Segmentation fault # [ 152.508536] lkdtm: Performing direct entry ACCESS_NULL # [ 152.512531] lkdtm: attempting bad read at 00000000 # [ 152.517839] 8<--- cut here --- # [ 152.520965] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 152.529459] pgd = 523f839f # [ 152.532280] [00000000] *pgd=00000000 # [ 152.536132] Internal error: Oops: 5 [#11] SMP ARM # [ 152.541106] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 152.580175] CPU: 1 PID: 2286 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 152.588203] Hardware name: STM32 (Device Tree Support) # [ 152.593639] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 152.598523] LR is at __irq_work_queue_local+0x40/0x74 # [ 152.603848] pc : [] lr : [] psr: 60080013 # [ 152.610402] sp : c573fe50 ip : c573fd58 fp : c573fe64 # [ 152.615908] r10: 0000000c r9 : c1ad70f0 r8 : c15ec020 # [ 152.621413] r7 : c573ff60 r6 : 0000000c r5 : c52f4000 r4 : 00000000 # [ 152.628230] r3 : 35eda0cc r2 : 35eda0cc r1 : ef7aa5e0 r0 : 00000026 # [ 152.635047] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 152.642475] Control: 10c5387d Table: c60b406a DAC: 00000051 # [ 152.648509] Process cat (pid: 2286, stack limit = 0xb72a7998) # [ 152.654536] Stack: (0xc573fe50 to 0xc5740000) # [ 152.659173] fe40: 00000027 c52f4000 c573fe74 c573fe68 # [ 152.667653] fe60: c0c58d24 c13cda98 c573fe9c c573fe78 c0c59224 c0c58d04 c0c59104 c4f34b40 # [ 152.676130] fe80: b6da5000 0000000c c3ac2f00 c573ff60 c573fec4 c573fea0 c07e27bc c0c59110 # [ 152.684608] fea0: 00000000 c4f34b40 b6da5000 c290d000 c573ff60 c07e2758 c573ff5c c573fec8 # [ 152.693087] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c573e000 # [ 152.701565] fee0: b6da5000 00020000 00000004 0000000c 0001fff4 c573fee0 00000001 b6da4000 # [ 152.710043] ff00: c4f34280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 152.718522] ff20: 00000000 00000000 c13e2de0 35eda0cc c206c220 c4f34b40 c4f34b40 c573e000 # [ 152.727000] ff40: b6da5000 00000000 00000000 00000004 c573ff94 c573ff60 c059c9b0 c059c304 # [ 152.735477] ff60: 00000000 00000000 c573ffac 35eda0cc 0000000c 0000000c 7ff00000 00000004 # [ 152.743955] ff80: c03002e4 c573e000 c573ffa4 c573ff98 c059ca40 c059c948 00000000 c573ffa8 # [ 152.752433] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6da5000 0000000c 00000001 # [ 152.760912] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da5000 00020000 0045fe38 # [ 152.769390] ffe0: 00000004 bedeb7e8 b6e6b33b b6de4616 60080030 00000001 00000000 00000000 # [ 152.777858] Backtrace: # [ 152.780587] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 152.789140] r5:c52f4000 r4:00000027 # [ 152.792991] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 152.801296] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 152.809508] r9:c573ff60 r8:c3ac2f00 r7:0000000c r6:b6da5000 r5:c4f34b40 r4:c0c59104 # [ 152.817553] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 152.825677] r9:c07e2758 r8:c573ff60 r7:c290d000 r6:b6da5000 r5:c4f34b40 r4:00000000 # [ 152.833720] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 152.841148] r10:00000004 r9:00000000 r8:00000000 r7:b6da5000 r6:c573e000 r5:c4f34b40 # [ 152.849267] r4:c4f34b40 # [ 152.852074] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 152.859501] r9:c573e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 152.867544] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 152.875400] Exception stack(0xc573ffa8 to 0xc573fff0) # [ 152.880738] ffa0: 0000000c 0000000c 00000001 b6da5000 0000000c 00000001 # [ 152.889218] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da5000 00020000 0045fe38 # [ 152.897693] ffe0: 00000004 bedeb7e8 b6e6b33b b6de4616 # [ 152.903029] Code: e3080000 e34c01ad e1a01004 ebffd3b8 (e5945000) # [ 152.909511] ---[ end trace 5a48678c7e247ca4 ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh <6>[ 153.844880] lkdtm: Performing direct entry WRITE_RO <6>[ 153.848771] lkdtm: attempting bad rodata write at c15ec2b8 <1>[ 153.854381] 8<--- cut here --- <1>[ 153.857692] Unable to handle kernel paging request at virtual address c15ec2b8 <1>[ 153.865210] pgd = 12816a80 <1>[ 153.868177] [c15ec2b8] *pgd=c141941e(bad) <0>[ 153.872467] Internal error: Oops: 80d [#12] SMP ARM <4>[ 153.877618] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 153.916683] CPU: 1 PID: 2361 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 153.924714] Hardware name: STM32 (Device Tree Support) <4>[ 153.930148] PC is at lkdtm_WRITE_RO+0x44/0x50 <4>[ 153.934770] LR is at 0x0 <4>[ 153.937562] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 153.944117] sp : c52d3e50 ip : 00000027 fp : c52d3e64 <4>[ 153.949622] r10: 00000009 r9 : c1ad70fc r8 : c15ec020 <4>[ 153.955129] r7 : c52d3f60 r6 : 00000009 r5 : c5391000 r4 : c15ec2b8 <4>[ 153.961946] r3 : 0198b861 r2 : aa55aa55 r1 : ef7aa5e4 r0 : c1ad7f00 <4>[ 153.968764] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 153.976192] Control: 10c5387d Table: c572c06a DAC: 00000051 <0>[ 153.982223] Process cat (pid: 2361, stack limit = 0x5b53dc2a) <0>[ 153.988251] Stack: (0xc52d3e50 to 0xc52d4000) <0>[ 153.992889] 3e40: 00000028 c5391000 c52d3e74 c52d3e68 <0>[ 154.001368] 3e60: c0c58d24 c13cd898 c52d3e9c c52d3e78 c0c59224 c0c58d04 c0c59104 c527e780 <0>[ 154.009844] 3e80: b6e0b000 00000009 c3ac2f00 c52d3f60 c52d3ec4 c52d3ea0 c07e27bc c0c59110 <0>[ 154.018321] 3ea0: 00000000 c527e780 b6e0b000 c290d000 c52d3f60 c07e2758 c52d3f5c c52d3ec8 <0>[ 154.026796] 3ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c52d2000 <0>[ 154.035273] 3ee0: b6e0b000 00020000 00000004 00000009 0001fff7 c52d3ee0 00000001 b6e0a000 <0>[ 154.043749] 3f00: c527e640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 154.052227] 3f20: 00000000 00000000 c13e2de0 0f174fbf c206c220 c527e780 c527e780 c52d2000 <0>[ 154.060705] 3f40: b6e0b000 00000000 00000000 00000004 c52d3f94 c52d3f60 c059c9b0 c059c304 <0>[ 154.069182] 3f60: 00000000 00000000 c52d3fac 0f174fbf 00000009 00000009 7ff00000 00000004 <0>[ 154.077659] 3f80: c03002e4 c52d2000 c52d3fa4 c52d3f98 c059ca40 c059c948 00000000 c52d3fa8 <0>[ 154.086137] 3fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e0b000 00000009 00000001 <0>[ 154.094614] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e0b000 00020000 004dfe38 <0>[ 154.103090] 3fe0: 00000004 be87f7e8 b6ed133b b6e4a616 60080030 00000001 00000000 00000000 <0>[ 154.111557] Backtrace: <0>[ 154.114284] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 154.122575] r5:c5391000 r4:00000028 <0>[ 154.126424] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 154.134731] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 154.142941] r9:c52d3f60 r8:c3ac2f00 r7:00000009 r6:b6e0b000 r5:c527e780 r4:c0c59104 <0>[ 154.150985] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 154.159108] r9:c07e2758 r8:c52d3f60 r7:c290d000 r6:b6e0b000 r5:c527e780 r4:00000000 <0>[ 154.167150] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 154.174575] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c52d2000 r5:c527e780 <0>[ 154.182694] r4:c527e780 <0>[ 154.185500] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 154.192927] r9:c52d2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 <0>[ 154.200969] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 154.208823] Exception stack(0xc52d3fa8 to 0xc52d3ff0) <0>[ 154.214158] 3fa0: 00000009 00000009 00000001 b6e0b000 00000009 00000001 <0>[ 154.222638] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e0b000 00020000 004dfe38 <0>[ 154.231110] 3fe0: 00000004 be87f7e8 b6ed133b b6e4a616 <0>[ 154.236446] Code: e34a3bcd e3070f00 e34c01ad e0233002 (e5843000) <4>[ 154.242828] ---[ end trace 5a48678c7e247ca5 ]--- # Segmentation fault # [ 153.844880] lkdtm: Performing direct entry WRITE_RO # [ 153.848771] lkdtm: attempting bad rodata write at c15ec2b8 # [ 153.854381] 8<--- cut here --- # [ 153.857692] Unable to handle kernel paging request at virtual address c15ec2b8 # [ 153.865210] pgd = 12816a80 # [ 153.868177] [c15ec2b8] *pgd=c141941e(bad) # [ 153.872467] Internal error: Oops: 80d [#12] SMP ARM # [ 153.877618] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 153.916683] CPU: 1 PID: 2361 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 153.924714] Hardware name: STM32 (Device Tree Support) # [ 153.930148] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 153.934770] LR is at 0x0 # [ 153.937562] pc : [] lr : [<00000000>] psr: 60080013 # [ 153.944117] sp : c52d3e50 ip : 00000027 fp : c52d3e64 # [ 153.949622] r10: 00000009 r9 : c1ad70fc r8 : c15ec020 # [ 153.955129] r7 : c52d3f60 r6 : 00000009 r5 : c5391000 r4 : c15ec2b8 # [ 153.961946] r3 : 0198b861 r2 : aa55aa55 r1 : ef7aa5e4 r0 : c1ad7f00 # [ 153.968764] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 153.976192] Control: 10c5387d Table: c572c06a DAC: 00000051 # [ 153.982223] Process cat (pid: 2361, stack limit = 0x5b53dc2a) # [ 153.988251] Stack: (0xc52d3e50 to 0xc52d4000) # [ 153.992889] 3e40: 00000028 c5391000 c52d3e74 c52d3e68 # [ 154.001368] 3e60: c0c58d24 c13cd898 c52d3e9c c52d3e78 c0c59224 c0c58d04 c0c59104 c527e780 # [ 154.009844] 3e80: b6e0b000 00000009 c3ac2f00 c52d3f60 c52d3ec4 c52d3ea0 c07e27bc c0c59110 # [ 154.018321] 3ea0: 00000000 c527e780 b6e0b000 c290d000 c52d3f60 c07e2758 c52d3f5c c52d3ec8 # [ 154.026796] 3ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c52d2000 # [ 154.035273] 3ee0: b6e0b000 00020000 00000004 00000009 0001fff7 c52d3ee0 00000001 b6e0a000 # [ 154.043749] 3f00: c527e640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 154.052227] 3f20: 00000000 00000000 c13e2de0 0f174fbf c206c220 c527e780 c527e780 c52d2000 # [ 154.060705] 3f40: b6e0b000 00000000 00000000 00000004 c52d3f94 c52d3f60 c059c9b0 c059c304 # [ 154.069182] 3f60: 00000000 00000000 c52d3fac 0f174fbf 00000009 00000009 7ff00000 00000004 # [ 154.077659] 3f80: c03002e4 c52d2000 c52d3fa4 c52d3f98 c059ca40 c059c948 00000000 c52d3fa8 # [ 154.086137] 3fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e0b000 00000009 00000001 # [ 154.094614] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e0b000 00020000 004dfe38 # [ 154.103090] 3fe0: 00000004 be87f7e8 b6ed133b b6e4a616 60080030 00000001 00000000 00000000 # [ 154.111557] Backtrace: # [ 154.114284] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 154.122575] r5:c5391000 r4:00000028 # [ 154.126424] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 154.134731] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 154.142941] r9:c52d3f60 r8:c3ac2f00 r7:00000009 r6:b6e0b000 r5:c527e780 r4:c0c59104 # [ 154.150985] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 154.159108] r9:c07e2758 r8:c52d3f60 r7:c290d000 r6:b6e0b000 r5:c527e780 r4:00000000 # [ 154.167150] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 154.174575] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c52d2000 r5:c527e780 # [ 154.182694] r4:c527e780 # [ 154.185500] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 154.192927] r9:c52d2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 # [ 154.200969] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 154.208823] Exception stack(0xc52d3fa8 to 0xc52d3ff0) # [ 154.214158] 3fa0: 00000009 00000009 00000001 b6e0b000 00000009 00000001 # [ 154.222638] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e0b000 00020000 004dfe38 # [ 154.231110] 3fe0: 00000004 be87f7e8 b6ed133b b6e4a616 # [ 154.236446] Code: e34a3bcd e3070f00 e34c01ad e0233002 (e5843000) # [ 154.242828] ---[ end trace 5a48678c7e247ca5 ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh <6>[ 155.126583] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT <6>[ 155.131435] lkdtm: attempting bad ro_after_init write at c1b8ac74 <1>[ 155.137853] 8<--- cut here --- <1>[ 155.140975] Unable to handle kernel paging request at virtual address c1b8ac74 <1>[ 155.148493] pgd = 8d2433d9 <1>[ 155.151456] [c1b8ac74] *pgd=c1a1941e(bad) <0>[ 155.155746] Internal error: Oops: 80d [#13] SMP ARM <4>[ 155.160896] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 155.199970] CPU: 0 PID: 2436 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 155.208000] Hardware name: STM32 (Device Tree Support) <4>[ 155.213434] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 <4>[ 155.219019] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 155.224344] pc : [] lr : [] psr: 60080013 <4>[ 155.230897] sp : c5601e50 ip : c5601d58 fp : c5601e64 <4>[ 155.236403] r10: 00000014 r9 : c1ad7108 r8 : c15ec020 <4>[ 155.241910] r7 : c5601f60 r6 : 00000014 r5 : c5046000 r4 : c1b8ac74 <4>[ 155.248726] r3 : fe67479e r2 : 55aa55aa r1 : ef7955e0 r0 : c1ad7f00 <4>[ 155.255544] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 155.262971] Control: 10c5387d Table: c606c06a DAC: 00000051 <0>[ 155.269004] Process cat (pid: 2436, stack limit = 0xb4910c46) <0>[ 155.275033] Stack: (0xc5601e50 to 0xc5602000) <0>[ 155.279669] 1e40: 00000029 c5046000 c5601e74 c5601e68 <0>[ 155.288149] 1e60: c0c58d24 c13cd8e8 c5601e9c c5601e78 c0c59224 c0c58d04 c0c59104 c51bf640 <0>[ 155.296626] 1e80: b6e86000 00000014 c3ac2f00 c5601f60 c5601ec4 c5601ea0 c07e27bc c0c59110 <0>[ 155.305103] 1ea0: 00000000 c51bf640 b6e86000 c290d000 c5601f60 c07e2758 c5601f5c c5601ec8 <0>[ 155.313580] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c5600000 <0>[ 155.322058] 1ee0: b6e86000 00020000 00000004 00000014 0001ffec c5601ee0 00000001 b6e85000 <0>[ 155.330536] 1f00: c51bfa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 155.339016] 1f20: 00000000 00000000 c13e2de0 14bdc73d c206c220 c51bf640 c51bf640 c5600000 <0>[ 155.347492] 1f40: b6e86000 00000000 00000000 00000004 c5601f94 c5601f60 c059c9b0 c059c304 <0>[ 155.355969] 1f60: 00000000 00000000 c5601fac 14bdc73d 00000014 00000014 7ff00000 00000004 <0>[ 155.364446] 1f80: c03002e4 c5600000 c5601fa4 c5601f98 c059ca40 c059c948 00000000 c5601fa8 <0>[ 155.372923] 1fa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e86000 00000014 00000001 <0>[ 155.381401] 1fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e86000 00020000 0041fe38 <0>[ 155.389878] 1fe0: 00000004 bed8e7e8 b6f4c33b b6ec5616 60080030 00000001 00000000 00000000 <0>[ 155.398345] Backtrace: <0>[ 155.401074] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 155.410324] r5:c5046000 r4:00000029 <0>[ 155.414175] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 155.422480] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 155.430690] r9:c5601f60 r8:c3ac2f00 r7:00000014 r6:b6e86000 r5:c51bf640 r4:c0c59104 <0>[ 155.438735] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 155.446858] r9:c07e2758 r8:c5601f60 r7:c290d000 r6:b6e86000 r5:c51bf640 r4:00000000 <0>[ 155.454900] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 155.462328] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c5600000 r5:c51bf640 <0>[ 155.470445] r4:c51bf640 <0>[ 155.473252] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 155.480679] r9:c5600000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 <0>[ 155.488722] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 155.496576] Exception stack(0xc5601fa8 to 0xc5601ff0) <0>[ 155.501914] 1fa0: 00000014 00000014 00000001 b6e86000 00000014 00000001 <0>[ 155.510393] 1fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e86000 00020000 0041fe38 <0>[ 155.518865] 1fe0: 00000004 bed8e7e8 b6f4c33b b6ec5616 <0>[ 155.524202] Code: e34a3bcd e3070f00 e34c01ad e0233002 (e5843000) <4>[ 155.530583] ---[ end trace 5a48678c7e247ca6 ]--- # Segmentation fault # [ 155.126583] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 155.131435] lkdtm: attempting bad ro_after_init write at c1b8ac74 # [ 155.137853] 8<--- cut here --- # [ 155.140975] Unable to handle kernel paging request at virtual address c1b8ac74 # [ 155.148493] pgd = 8d2433d9 # [ 155.151456] [c1b8ac74] *pgd=c1a1941e(bad) # [ 155.155746] Internal error: Oops: 80d [#13] SMP ARM # [ 155.160896] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 155.199970] CPU: 0 PID: 2436 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 155.208000] Hardware name: STM32 (Device Tree Support) # [ 155.213434] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 155.219019] LR is at __irq_work_queue_local+0x40/0x74 # [ 155.224344] pc : [] lr : [] psr: 60080013 # [ 155.230897] sp : c5601e50 ip : c5601d58 fp : c5601e64 # [ 155.236403] r10: 00000014 r9 : c1ad7108 r8 : c15ec020 # [ 155.241910] r7 : c5601f60 r6 : 00000014 r5 : c5046000 r4 : c1b8ac74 # [ 155.248726] r3 : fe67479e r2 : 55aa55aa r1 : ef7955e0 r0 : c1ad7f00 # [ 155.255544] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 155.262971] Control: 10c5387d Table: c606c06a DAC: 00000051 # [ 155.269004] Process cat (pid: 2436, stack limit = 0xb4910c46) # [ 155.275033] Stack: (0xc5601e50 to 0xc5602000) # [ 155.279669] 1e40: 00000029 c5046000 c5601e74 c5601e68 # [ 155.288149] 1e60: c0c58d24 c13cd8e8 c5601e9c c5601e78 c0c59224 c0c58d04 c0c59104 c51bf640 # [ 155.296626] 1e80: b6e86000 00000014 c3ac2f00 c5601f60 c5601ec4 c5601ea0 c07e27bc c0c59110 # [ 155.305103] 1ea0: 00000000 c51bf640 b6e86000 c290d000 c5601f60 c07e2758 c5601f5c c5601ec8 # [ 155.313580] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13e2de0 c059c9b0 c5600000 # [ 155.322058] 1ee0: b6e86000 00020000 00000004 00000014 0001ffec c5601ee0 00000001 b6e85000 # [ 155.330536] 1f00: c51bfa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 155.339016] 1f20: 00000000 00000000 c13e2de0 14bdc73d c206c220 c51bf640 c51bf640 c5600000 # [ 155.347492] 1f40: b6e86000 00000000 00000000 00000004 c5601f94 c5601f60 c059c9b0 c059c304 # [ 155.355969] 1f60: 00000000 00000000 c5601fac 14bdc73d 00000014 00000014 7ff00000 00000004 # [ 155.364446] 1f80: c03002e4 c5600000 c5601fa4 c5601f98 c059ca40 c059c948 00000000 c5601fa8 # [ 155.372923] 1fa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e86000 00000014 00000001 # [ 155.381401] 1fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e86000 00020000 0041fe38 # [ 155.389878] 1fe0: 00000004 bed8e7e8 b6f4c33b b6ec5616 60080030 00000001 00000000 00000000 # [ 155.398345] Backtrace: # [ 155.401074] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 155.410324] r5:c5046000 r4:00000029 # [ 155.414175] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 155.422480] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 155.430690] r9:c5601f60 r8:c3ac2f00 r7:00000014 r6:b6e86000 r5:c51bf640 r4:c0c59104 # [ 155.438735] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 155.446858] r9:c07e2758 r8:c5601f60 r7:c290d000 r6:b6e86000 r5:c51bf640 r4:00000000 # [ 155.454900] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 155.462328] r10:00000004 r9:00000000 r8:00000000 r7:b6e86000 r6:c5600000 r5:c51bf640 # [ 155.470445] r4:c51bf640 # [ 155.473252] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 155.480679] r9:c5600000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 # [ 155.488722] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 155.496576] Exception stack(0xc5601fa8 to 0xc5601ff0) # [ 155.501914] 1fa0: 00000014 00000014 00000001 b6e86000 00000014 00000001 # [ 155.510393] 1fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e86000 00020000 0041fe38 # [ 155.518865] 1fe0: 00000004 bed8e7e8 b6f4c33b b6ec5616 # [ 155.524202] Code: e34a3bcd e3070f00 e34c01ad e0233002 (e5843000) # [ 155.530583] ---[ end trace 5a48678c7e247ca6 ]--- # 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>[ 156.443096] lkdtm: Performing direct entry WRITE_KERN <6>[ 156.447007] lkdtm: attempting bad 7814432 byte write at c13cd7b4 <1>[ 156.453480] 8<--- cut here --- <1>[ 156.456612] Unable to handle kernel paging request at virtual address c13cd7b4 <1>[ 156.464129] pgd = 4dd5b218 <1>[ 156.467094] [c13cd7b4] *pgd=c121940e(bad) <0>[ 156.471383] Internal error: Oops: 80d [#14] SMP ARM <4>[ 156.476533] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 156.515608] CPU: 1 PID: 2511 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 156.523637] Hardware name: STM32 (Device Tree Support) <4>[ 156.529071] PC is at memcpy+0x50/0x330 <4>[ 156.533082] LR is at 0xe92dd830 <4>[ 156.536486] pc : [] lr : [] psr: 20080013 <4>[ 156.543041] sp : c5601e2c ip : e1a0c00d fp : c5601e64 <4>[ 156.548547] r10: 0000000b r9 : c1ad711c r8 : e89da800 <4>[ 156.554055] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 156.560874] r3 : e1a0c00d r2 : 00773c80 r1 : c0c59ab4 r0 : c13cd7b4 <4>[ 156.567693] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 156.575123] Control: 10c5387d Table: c608406a DAC: 00000051 <0>[ 156.581157] Process cat (pid: 2511, stack limit = 0xb4910c46) <0>[ 156.587185] Stack: (0xc5601e2c to 0xc5602000) <0>[ 156.591823] 1e20: c0c59a94 00773d20 c5601f60 c15ec020 c13cd7b4 <0>[ 156.600303] 1e40: c13cd7b4 c13cd998 0000002a c4f6a000 0000000b c5601f60 c5601e74 c5601e68 <0>[ 156.608781] 1e60: c0c58d24 c13cd958 c5601e9c c5601e78 c0c59224 c0c58d04 c0c59104 c4f34780 <0>[ 156.617259] 1e80: b6df0000 0000000b c3ac2f00 c5601f60 c5601ec4 c5601ea0 c07e27bc c0c59110 <0>[ 156.625738] 1ea0: 00000000 c4f34780 b6df0000 c290d000 c5601f60 c07e2758 c5601f5c c5601ec8 <0>[ 156.634216] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c280b4a4 c059c9b0 c5600000 <0>[ 156.642695] 1ee0: b6df0000 00020000 00000004 0000000b 0001fff5 c5601ee0 00000001 00000805 <0>[ 156.651173] 1f00: c519bdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 156.659654] 1f20: 00000000 00000000 c5600000 96795457 b6def000 c4f34780 c4f34780 c5600000 <0>[ 156.668133] 1f40: b6df0000 00000000 00000000 00000004 c5601f94 c5601f60 c059c9b0 c059c304 <0>[ 156.676613] 1f60: 00000000 00000000 c5601fac 96795457 0000000b 0000000b 7ff00000 00000004 <0>[ 156.685092] 1f80: c03002e4 c5600000 c5601fa4 c5601f98 c059ca40 c059c948 00000000 c5601fa8 <0>[ 156.693570] 1fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6df0000 0000000b 00000001 <0>[ 156.702050] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df0000 00020000 0048fe38 <0>[ 156.710530] 1fe0: 00000004 be8ad7e8 b6eb633b b6e2f616 60080030 00000001 00000000 00000000 <0>[ 156.718999] Backtrace: <0>[ 156.721731] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 156.730197] r7:c5601f60 r6:0000000b r5:c4f6a000 r4:0000002a <0>[ 156.736143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 156.744450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 156.752662] r9:c5601f60 r8:c3ac2f00 r7:0000000b r6:b6df0000 r5:c4f34780 r4:c0c59104 <0>[ 156.760711] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 156.768836] r9:c07e2758 r8:c5601f60 r7:c290d000 r6:b6df0000 r5:c4f34780 r4:00000000 <0>[ 156.776878] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 156.784303] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5600000 r5:c4f34780 <0>[ 156.792423] r4:c4f34780 <0>[ 156.795231] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 156.802659] r9:c5600000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 156.810704] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 156.818560] Exception stack(0xc5601fa8 to 0xc5601ff0) <0>[ 156.823897] 1fa0: 0000000b 0000000b 00000001 b6df0000 0000000b 00000001 <0>[ 156.832376] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df0000 00020000 0048fe38 <0>[ 156.840850] 1fe0: 00000004 be8ad7e8 b6eb633b b6e2f616 <0>[ 156.846186] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 156.852569] ---[ end trace 5a48678c7e247ca7 ]--- # Segmentation fault # [ 156.443096] lkdtm: Performing direct entry WRITE_KERN # [ 156.447007] lkdtm: attempting bad 7814432 byte write at c13cd7b4 # [ 156.453480] 8<--- cut here --- # [ 156.456612] Unable to handle kernel paging request at virtual address c13cd7b4 # [ 156.464129] pgd = 4dd5b218 # [ 156.467094] [c13cd7b4] *pgd=c121940e(bad) # [ 156.471383] Internal error: Oops: 80d [#14] SMP ARM # [ 156.476533] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 156.515608] CPU: 1 PID: 2511 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 156.523637] Hardware name: STM32 (Device Tree Support) # [ 156.529071] PC is at memcpy+0x50/0x330 # [ 156.533082] LR is at 0xe92dd830 # [ 156.536486] pc : [] lr : [] psr: 20080013 # [ 156.543041] sp : c5601e2c ip : e1a0c00d fp : c5601e64 # [ 156.548547] r10: 0000000b r9 : c1ad711c r8 : e89da800 # [ 156.554055] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 156.560874] r3 : e1a0c00d r2 : 00773c80 r1 : c0c59ab4 r0 : c13cd7b4 # [ 156.567693] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 156.575123] Control: 10c5387d Table: c608406a DAC: 00000051 # [ 156.581157] Process cat (pid: 2511, stack limit = 0xb4910c46) # [ 156.587185] Stack: (0xc5601e2c to 0xc5602000) # [ 156.591823] 1e20: c0c59a94 00773d20 c5601f60 c15ec020 c13cd7b4 # [ 156.600303] 1e40: c13cd7b4 c13cd998 0000002a c4f6a000 0000000b c5601f60 c5601e74 c5601e68 # [ 156.608781] 1e60: c0c58d24 c13cd958 c5601e9c c5601e78 c0c59224 c0c58d04 c0c59104 c4f34780 # [ 156.617259] 1e80: b6df0000 0000000b c3ac2f00 c5601f60 c5601ec4 c5601ea0 c07e27bc c0c59110 # [ 156.625738] 1ea0: 00000000 c4f34780 b6df0000 c290d000 c5601f60 c07e2758 c5601f5c c5601ec8 # [ 156.634216] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c280b4a4 c059c9b0 c5600000 # [ 156.642695] 1ee0: b6df0000 00020000 00000004 0000000b 0001fff5 c5601ee0 00000001 00000805 # [ 156.651173] 1f00: c519bdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 156.659654] 1f20: 00000000 00000000 c5600000 96795457 b6def000 c4f34780 c4f34780 c5600000 # [ 156.668133] 1f40: b6df0000 00000000 00000000 00000004 c5601f94 c5601f60 c059c9b0 c059c304 # [ 156.676613] 1f60: 00000000 00000000 c5601fac 96795457 0000000b 0000000b 7ff00000 00000004 # [ 156.685092] 1f80: c03002e4 c5600000 c5601fa4 c5601f98 c059ca40 c059c948 00000000 c5601fa8 # [ 156.693570] 1fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6df0000 0000000b 00000001 # [ 156.702050] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df0000 00020000 0048fe38 # [ 156.710530] 1fe0: 00000004 be8ad7e8 b6eb633b b6e2f616 60080030 00000001 00000000 00000000 # [ 156.718999] Backtrace: # [ 156.721731] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 156.730197] r7:c5601f60 r6:0000000b r5:c4f6a000 r4:0000002a # [ 156.736143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 156.744450] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 156.752662] r9:c5601f60 r8:c3ac2f00 r7:0000000b r6:b6df0000 r5:c4f34780 r4:c0c59104 # [ 156.760711] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 156.768836] r9:c07e2758 r8:c5601f60 r7:c290d000 r6:b6df0000 r5:c4f34780 r4:00000000 # [ 156.776878] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 156.784303] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5600000 r5:c4f34780 # [ 156.792423] r4:c4f34780 # [ 156.795231] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 156.802659] r9:c5600000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 156.810704] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 156.818560] Exception stack(0xc5601fa8 to 0xc5601ff0) # [ 156.823897] 1fa0: 0000000b 0000000b 00000001 b6df0000 0000000b 00000001 # [ 156.832376] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df0000 00020000 0048fe38 # [ 156.840850] 1fe0: 00000004 be8ad7e8 b6eb633b b6e2f616 # [ 156.846186] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 156.852569] ---[ end trace 5a48678c7e247ca7 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <6>[ 157.767156] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW <6>[ 157.772185] lkdtm: attempting good refcount_inc() without overflow <6>[ 157.778683] lkdtm: attempting bad refcount_inc() overflow <4>[ 157.784174] ------------[ cut here ]------------ <4>[ 157.789179] WARNING: CPU: 1 PID: 2587 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 157.797882] refcount_t: saturated; leaking memory. <4>[ 157.802873] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 157.842032] CPU: 1 PID: 2587 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 157.849978] Hardware name: STM32 (Device Tree Support) <4>[ 157.855395] Backtrace: <4>[ 157.858126] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 157.865979] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 157.871925] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 157.879531] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 157.886782] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a2b128 <4>[ 157.894824] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 157.902598] r7:00000016 r6:c1a2b128 r5:c1a2b100 r4:c53b8000 <4>[ 157.908546] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 157.917810] r9:c1ad7128 r8:c15ec020 r7:c53b9f60 r6:00000016 r5:c4f6a000 r4:c53b8000 <4>[ 157.925854] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 157.935818] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) <4>[ 157.946215] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 157.955640] r4:0000002b <4>[ 157.958445] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 157.966749] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 157.974959] r9:c53b9f60 r8:c3ac2f00 r7:00000016 r6:b6e63000 r5:c5277780 r4:c0c59104 <4>[ 157.983002] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 157.991123] r9:c07e2758 r8:c53b9f60 r7:c290d000 r6:b6e63000 r5:c5277780 r4:00000000 <4>[ 157.999164] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 158.006590] r10:00000004 r9:00000000 r8:00000000 r7:b6e63000 r6:c53b8000 r5:c5277780 <4>[ 158.014707] r4:c5277780 <4>[ 158.017514] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 158.024940] r9:c53b8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 158.032982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 158.040837] Exception stack(0xc53b9fa8 to 0xc53b9ff0) <4>[ 158.046174] 9fa0: 00000016 00000016 00000001 b6e63000 00000016 00000001 <4>[ 158.054651] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e63000 00020000 0042fe38 <4>[ 158.063123] 9fe0: 00000004 bebbf7e8 b6f2933b b6ea2616 <4>[ 158.068547] irq event stamp: 0 <4>[ 158.071789] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 158.077714] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 158.085422] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 158.093338] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 158.099177] ---[ end trace 5a48678c7e247ca8 ]--- <6>[ 158.103938] lkdtm: Overflow detected: saturated # [ 157.767156] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 157.772185] lkdtm: attempting good refcount_inc() without overflow # [ 157.778683] lkdtm: attempting bad refcount_inc() overflow # [ 157.784174] ------------[ cut here ]------------ # [ 157.789179] WARNING: CPU: 1 PID: 2587 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 157.797882] refcount_t: saturated; leaking memory. # [ 157.802873] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 157.842032] CPU: 1 PID: 2587 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 157.849978] Hardware name: STM32 (Device Tree Support) # [ 157.855395] Backtrace: # [ 157.858126] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 157.865979] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 157.871925] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 157.879531] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 157.886782] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a2b128 # [ 157.894824] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 157.902598] r7:00000016 r6:c1a2b128 r5:c1a2b100 r4:c53b8000 # [ 157.908546] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 157.917810] r9:c1ad7128 r8:c15ec020 r7:c53b9f60 r6:00000016 r5:c4f6a000 r4:c53b8000 # [ 157.925854] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 157.935818] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 157.946215] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 157.955640] r4:0000002b # [ 157.958445] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 157.966749] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 157.974959] r9:c53b9f60 r8:c3ac2f00 r7:00000016 r6:b6e63000 r5:c5277780 r4:c0c59104 # [ 157.983002] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 157.991123] r9:c07e2758 r8:c53b9f60 r7:c290d000 r6:b6e63000 r5:c5277780 r4:00000000 # [ 157.999164] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 158.006590] r10:00000004 r9:00000000 r8:00000000 r7:b6e63000 r6:c53b8000 r5:c5277780 # [ 158.014707] r4:c5277780 # [ 158.017514] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 158.024940] r9:c53b8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 158.032982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 158.040837] Exception stack(0xc53b9fa8 to 0xc53b9ff0) # [ 158.046174] 9fa0: 00000016 00000016 00000001 b6e63000 00000016 00000001 # [ 158.054651] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e63000 00020000 0042fe38 # [ 158.063123] 9fe0: 00000004 bebbf7e8 b6f2933b b6ea2616 # [ 158.068547] irq event stamp: 0 # [ 158.071789] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 158.077714] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 158.085422] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 158.093338] softirqs last disabled at (0): [<00000000>] 0x0 # [ 158.099177] ---[ end trace 5a48678c7e247ca8 ]--- # [ 158.103938] 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>[ 158.957928] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW <6>[ 158.962796] lkdtm: attempting good refcount_add() without overflow <6>[ 158.969467] lkdtm: attempting bad refcount_add() overflow <4>[ 158.974941] ------------[ cut here ]------------ <4>[ 158.979968] WARNING: CPU: 1 PID: 2622 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 158.988656] refcount_t: saturated; leaking memory. <4>[ 158.993640] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 159.032796] CPU: 1 PID: 2622 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 159.040741] Hardware name: STM32 (Device Tree Support) <4>[ 159.046157] Backtrace: <4>[ 159.048887] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 159.056741] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 159.062687] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 159.070291] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 159.077541] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a2b128 <4>[ 159.085582] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 159.093356] r7:00000016 r6:c1a2b128 r5:c1a2b100 r4:c53b8000 <4>[ 159.099302] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 159.108563] r9:c1ad7140 r8:c15ec020 r7:c53b9f60 r6:00000016 r5:c5022000 r4:c53b8000 <4>[ 159.116607] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 159.126568] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 159.136964] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 159.146393] r4:0000002c <4>[ 159.149197] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 159.157504] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 159.165714] r9:c53b9f60 r8:c3ac2f00 r7:00000016 r6:b6dc5000 r5:c4f34b40 r4:c0c59104 <4>[ 159.173759] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 159.181882] r9:c07e2758 r8:c53b9f60 r7:c290d000 r6:b6dc5000 r5:c4f34b40 r4:00000000 <4>[ 159.189925] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 159.197353] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c53b8000 r5:c4f34b40 <4>[ 159.205471] r4:c4f34b40 <4>[ 159.208279] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 159.215706] r9:c53b8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 159.223748] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 159.231605] Exception stack(0xc53b9fa8 to 0xc53b9ff0) <4>[ 159.236943] 9fa0: 00000016 00000016 00000001 b6dc5000 00000016 00000001 <4>[ 159.245423] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dc5000 00020000 004cfe38 <4>[ 159.253896] 9fe0: 00000004 bed597e8 b6e8b33b b6e04616 <4>[ 159.259342] irq event stamp: 0 <4>[ 159.262608] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 159.268546] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 159.276225] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 159.284070] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 159.289900] ---[ end trace 5a48678c7e247ca9 ]--- <6>[ 159.294721] lkdtm: Overflow detected: saturated # [ 158.957928] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 158.962796] lkdtm: attempting good refcount_add() without overflow # [ 158.969467] lkdtm: attempting bad refcount_add() overflow # [ 158.974941] ------------[ cut here ]------------ # [ 158.979968] WARNING: CPU: 1 PID: 2622 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 158.988656] refcount_t: saturated; leaking memory. # [ 158.993640] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 159.032796] CPU: 1 PID: 2622 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 159.040741] Hardware name: STM32 (Device Tree Support) # [ 159.046157] Backtrace: # [ 159.048887] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 159.056741] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 159.062687] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 159.070291] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 159.077541] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a2b128 # [ 159.085582] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 159.093356] r7:00000016 r6:c1a2b128 r5:c1a2b100 r4:c53b8000 # [ 159.099302] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 159.108563] r9:c1ad7140 r8:c15ec020 r7:c53b9f60 r6:00000016 r5:c5022000 r4:c53b8000 # [ 159.116607] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 159.126568] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 159.136964] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 159.146393] r4:0000002c # [ 159.149197] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 159.157504] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 159.165714] r9:c53b9f60 r8:c3ac2f00 r7:00000016 r6:b6dc5000 r5:c4f34b40 r4:c0c59104 # [ 159.173759] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 159.181882] r9:c07e2758 r8:c53b9f60 r7:c290d000 r6:b6dc5000 r5:c4f34b40 r4:00000000 # [ 159.189925] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 159.197353] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c53b8000 r5:c4f34b40 # [ 159.205471] r4:c4f34b40 # [ 159.208279] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 159.215706] r9:c53b8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 159.223748] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 159.231605] Exception stack(0xc53b9fa8 to 0xc53b9ff0) # [ 159.236943] 9fa0: 00000016 00000016 00000001 b6dc5000 00000016 00000001 # [ 159.245423] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dc5000 00020000 004cfe38 # [ 159.253896] 9fe0: 00000004 bed597e8 b6e8b33b b6e04616 # [ 159.259342] irq event stamp: 0 # [ 159.262608] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 159.268546] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 159.276225] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 159.284070] softirqs last disabled at (0): [<00000000>] 0x0 # [ 159.289900] ---[ end trace 5a48678c7e247ca9 ]--- # [ 159.294721] 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>[ 160.141131] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW <6>[ 160.146788] lkdtm: attempting bad refcount_inc_not_zero() overflow <4>[ 160.153424] ------------[ cut here ]------------ <4>[ 160.158245] WARNING: CPU: 1 PID: 2657 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 160.166885] refcount_t: saturated; leaking memory. <4>[ 160.172012] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 160.211114] CPU: 1 PID: 2657 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 160.219062] Hardware name: STM32 (Device Tree Support) <4>[ 160.224478] Backtrace: <4>[ 160.227209] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 160.235063] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 160.241010] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 160.248616] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 160.255868] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a2b128 <4>[ 160.263911] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 160.271687] r7:00000013 r6:c1a2b128 r5:c1a2b100 r4:c5606000 <4>[ 160.277637] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 160.286901] r9:c1ad7158 r8:c15ec020 r7:c5607f60 r6:0000001f r5:c5022000 r4:7fffffff <4>[ 160.294946] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 160.305695] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 160.317658] r5:c5022000 r4:c5606000 <4>[ 160.321514] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 160.331727] r4:0000002d <4>[ 160.334532] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 160.342841] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 160.351055] r9:c5607f60 r8:c3ac2f00 r7:0000001f r6:b6dec000 r5:c51bf000 r4:c0c59104 <4>[ 160.359101] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 160.367226] r9:c07e2758 r8:c5607f60 r7:c290d000 r6:b6dec000 r5:c51bf000 r4:00000000 <4>[ 160.375270] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 160.382698] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5606000 r5:c51bf000 <4>[ 160.390819] r4:c51bf000 <4>[ 160.393627] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 160.401056] r9:c5606000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 160.409101] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 160.416959] Exception stack(0xc5607fa8 to 0xc5607ff0) <4>[ 160.422297] 7fa0: 0000001f 0000001f 00000001 b6dec000 0000001f 00000001 <4>[ 160.430777] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dec000 00020000 0046fe38 <4>[ 160.439250] 7fe0: 00000004 bede37e8 b6eb233b b6e2b616 <4>[ 160.444644] irq event stamp: 0 <4>[ 160.447962] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 160.453776] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 160.461663] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 160.469448] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 160.475187] ---[ end trace 5a48678c7e247caa ]--- <6>[ 160.480147] lkdtm: Overflow detected: saturated # [ 160.141131] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 160.146788] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 160.153424] ------------[ cut here ]------------ # [ 160.158245] WARNING: CPU: 1 PID: 2657 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 160.166885] refcount_t: saturated; leaking memory. # [ 160.172012] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 160.211114] CPU: 1 PID: 2657 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 160.219062] Hardware name: STM32 (Device Tree Support) # [ 160.224478] Backtrace: # [ 160.227209] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 160.235063] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 160.241010] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 160.248616] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 160.255868] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a2b128 # [ 160.263911] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 160.271687] r7:00000013 r6:c1a2b128 r5:c1a2b100 r4:c5606000 # [ 160.277637] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 160.286901] r9:c1ad7158 r8:c15ec020 r7:c5607f60 r6:0000001f r5:c5022000 r4:7fffffff # [ 160.294946] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 160.305695] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 160.317658] r5:c5022000 r4:c5606000 # [ 160.321514] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 160.331727] r4:0000002d # [ 160.334532] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 160.342841] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 160.351055] r9:c5607f60 r8:c3ac2f00 r7:0000001f r6:b6dec000 r5:c51bf000 r4:c0c59104 # [ 160.359101] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 160.367226] r9:c07e2758 r8:c5607f60 r7:c290d000 r6:b6dec000 r5:c51bf000 r4:00000000 # [ 160.375270] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 160.382698] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5606000 r5:c51bf000 # [ 160.390819] r4:c51bf000 # [ 160.393627] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 160.401056] r9:c5606000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 160.409101] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 160.416959] Exception stack(0xc5607fa8 to 0xc5607ff0) # [ 160.422297] 7fa0: 0000001f 0000001f 00000001 b6dec000 0000001f 00000001 # [ 160.430777] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dec000 00020000 0046fe38 # [ 160.439250] 7fe0: 00000004 bede37e8 b6eb233b b6e2b616 # [ 160.444644] irq event stamp: 0 # [ 160.447962] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 160.453776] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 160.461663] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 160.469448] softirqs last disabled at (0): [<00000000>] 0x0 # [ 160.475187] ---[ end trace 5a48678c7e247caa ]--- # [ 160.480147] 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>[ 161.374767] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW <6>[ 161.380513] lkdtm: attempting bad refcount_add_not_zero() overflow <4>[ 161.386884] ------------[ cut here ]------------ <4>[ 161.391961] WARNING: CPU: 1 PID: 2692 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 161.400610] refcount_t: saturated; leaking memory. <4>[ 161.405585] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 161.444748] CPU: 1 PID: 2692 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 161.452689] Hardware name: STM32 (Device Tree Support) <4>[ 161.458105] Backtrace: <4>[ 161.460834] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 161.468687] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 161.474632] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 161.482237] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 161.489487] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a2b128 <4>[ 161.497528] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 161.505301] r7:00000013 r6:c1a2b128 r5:c1a2b100 r4:c5738000 <4>[ 161.511249] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 161.520510] r9:c1ad7178 r8:c15ec020 r7:c5739f60 r6:0000001f r5:c5022000 r4:7fffffff <4>[ 161.528556] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 161.539310] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 161.551275] r5:c5022000 r4:c5738000 <4>[ 161.555133] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 161.565348] r4:0000002e <4>[ 161.568152] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 161.576459] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 161.584671] r9:c5739f60 r8:c3ac2f00 r7:0000001f r6:b6dac000 r5:c4f34780 r4:c0c59104 <4>[ 161.592716] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 161.600840] r9:c07e2758 r8:c5739f60 r7:c290d000 r6:b6dac000 r5:c4f34780 r4:00000000 <4>[ 161.608882] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 161.616309] r10:00000004 r9:00000000 r8:00000000 r7:b6dac000 r6:c5738000 r5:c4f34780 <4>[ 161.624428] r4:c4f34780 <4>[ 161.627235] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 161.634661] r9:c5738000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 161.642704] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 161.650559] Exception stack(0xc5739fa8 to 0xc5739ff0) <4>[ 161.655897] 9fa0: 0000001f 0000001f 00000001 b6dac000 0000001f 00000001 <4>[ 161.664376] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dac000 00020000 0050fe38 <4>[ 161.672848] 9fe0: 00000004 beecc7e8 b6e7233b b6deb616 <4>[ 161.678266] irq event stamp: 0 <4>[ 161.681518] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 161.687369] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 161.695280] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 161.703062] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 161.708885] ---[ end trace 5a48678c7e247cab ]--- <6>[ 161.713668] lkdtm: Overflow detected: saturated # [ 161.374767] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 161.380513] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 161.386884] ------------[ cut here ]------------ # [ 161.391961] WARNING: CPU: 1 PID: 2692 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 161.400610] refcount_t: saturated; leaking memory. # [ 161.405585] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 161.444748] CPU: 1 PID: 2692 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 161.452689] Hardware name: STM32 (Device Tree Support) # [ 161.458105] Backtrace: # [ 161.460834] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 161.468687] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 161.474632] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 161.482237] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 161.489487] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a2b128 # [ 161.497528] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 161.505301] r7:00000013 r6:c1a2b128 r5:c1a2b100 r4:c5738000 # [ 161.511249] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 161.520510] r9:c1ad7178 r8:c15ec020 r7:c5739f60 r6:0000001f r5:c5022000 r4:7fffffff # [ 161.528556] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 161.539310] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 161.551275] r5:c5022000 r4:c5738000 # [ 161.555133] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 161.565348] r4:0000002e # [ 161.568152] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 161.576459] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 161.584671] r9:c5739f60 r8:c3ac2f00 r7:0000001f r6:b6dac000 r5:c4f34780 r4:c0c59104 # [ 161.592716] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 161.600840] r9:c07e2758 r8:c5739f60 r7:c290d000 r6:b6dac000 r5:c4f34780 r4:00000000 # [ 161.608882] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 161.616309] r10:00000004 r9:00000000 r8:00000000 r7:b6dac000 r6:c5738000 r5:c4f34780 # [ 161.624428] r4:c4f34780 # [ 161.627235] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 161.634661] r9:c5738000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 161.642704] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 161.650559] Exception stack(0xc5739fa8 to 0xc5739ff0) # [ 161.655897] 9fa0: 0000001f 0000001f 00000001 b6dac000 0000001f 00000001 # [ 161.664376] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dac000 00020000 0050fe38 # [ 161.672848] 9fe0: 00000004 beecc7e8 b6e7233b b6deb616 # [ 161.678266] irq event stamp: 0 # [ 161.681518] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 161.687369] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 161.695280] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 161.703062] softirqs last disabled at (0): [<00000000>] 0x0 # [ 161.708885] ---[ end trace 5a48678c7e247cab ]--- # [ 161.713668] 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>[ 162.580129] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO <6>[ 162.584648] lkdtm: attempting good refcount_dec() <6>[ 162.589882] lkdtm: attempting bad refcount_dec() to zero <4>[ 162.595216] ------------[ cut here ]------------ <4>[ 162.600247] WARNING: CPU: 1 PID: 2727 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 162.608929] refcount_t: decrement hit 0; leaking memory. <4>[ 162.614444] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 162.653596] CPU: 1 PID: 2727 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 162.661544] Hardware name: STM32 (Device Tree Support) <4>[ 162.666960] Backtrace: <4>[ 162.669689] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 162.677542] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 162.683488] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 162.691091] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 162.698340] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a2b128 <4>[ 162.706380] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 162.714154] r7:0000001f r6:c1a2b128 r5:c1a2b18c r4:c5692000 <4>[ 162.720103] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 162.729363] r9:c1ad7198 r8:c15ec020 r7:c5693f60 r6:00000012 r5:c51a2000 r4:c5692000 <4>[ 162.737406] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 162.747369] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 162.757420] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 162.766496] r4:0000002f <4>[ 162.769301] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 162.777607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 162.785818] r9:c5693f60 r8:c3ac2f00 r7:00000012 r6:b6e74000 r5:c5277780 r4:c0c59104 <4>[ 162.793862] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 162.801985] r9:c07e2758 r8:c5693f60 r7:c290d000 r6:b6e74000 r5:c5277780 r4:00000000 <4>[ 162.810026] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 162.817452] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c5692000 r5:c5277780 <4>[ 162.825569] r4:c5277780 <4>[ 162.828375] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 162.835802] r9:c5692000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 162.843844] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 162.851700] Exception stack(0xc5693fa8 to 0xc5693ff0) <4>[ 162.857038] 3fa0: 00000012 00000012 00000001 b6e74000 00000012 00000001 <4>[ 162.865515] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e74000 00020000 0041fe38 <4>[ 162.873986] 3fe0: 00000004 be8b27e8 b6f3a33b b6eb3616 <4>[ 162.879401] irq event stamp: 0 <4>[ 162.882657] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 162.888601] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 162.896289] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 162.904184] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 162.910038] ---[ end trace 5a48678c7e247cac ]--- <6>[ 162.914808] lkdtm: Zero detected: saturated # [ 162.580129] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 162.584648] lkdtm: attempting good refcount_dec() # [ 162.589882] lkdtm: attempting bad refcount_dec() to zero # [ 162.595216] ------------[ cut here ]------------ # [ 162.600247] WARNING: CPU: 1 PID: 2727 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 162.608929] refcount_t: decrement hit 0; leaking memory. # [ 162.614444] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 162.653596] CPU: 1 PID: 2727 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 162.661544] Hardware name: STM32 (Device Tree Support) # [ 162.666960] Backtrace: # [ 162.669689] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 162.677542] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 162.683488] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 162.691091] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 162.698340] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a2b128 # [ 162.706380] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 162.714154] r7:0000001f r6:c1a2b128 r5:c1a2b18c r4:c5692000 # [ 162.720103] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 162.729363] r9:c1ad7198 r8:c15ec020 r7:c5693f60 r6:00000012 r5:c51a2000 r4:c5692000 # [ 162.737406] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 162.747369] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 162.757420] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 162.766496] r4:0000002f # [ 162.769301] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 162.777607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 162.785818] r9:c5693f60 r8:c3ac2f00 r7:00000012 r6:b6e74000 r5:c5277780 r4:c0c59104 # [ 162.793862] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 162.801985] r9:c07e2758 r8:c5693f60 r7:c290d000 r6:b6e74000 r5:c5277780 r4:00000000 # [ 162.810026] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 162.817452] r10:00000004 r9:00000000 r8:00000000 r7:b6e74000 r6:c5692000 r5:c5277780 # [ 162.825569] r4:c5277780 # [ 162.828375] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 162.835802] r9:c5692000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 162.843844] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 162.851700] Exception stack(0xc5693fa8 to 0xc5693ff0) # [ 162.857038] 3fa0: 00000012 00000012 00000001 b6e74000 00000012 00000001 # [ 162.865515] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e74000 00020000 0041fe38 # [ 162.873986] 3fe0: 00000004 be8b27e8 b6f3a33b b6eb3616 # [ 162.879401] irq event stamp: 0 # [ 162.882657] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 162.888601] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 162.896289] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 162.904184] softirqs last disabled at (0): [<00000000>] 0x0 # [ 162.910038] ---[ end trace 5a48678c7e247cac ]--- # [ 162.914808] 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>[ 163.818362] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 163.823230] lkdtm: attempting bad refcount_dec() below zero <4>[ 163.829278] ------------[ cut here ]------------ <4>[ 163.834001] WARNING: CPU: 1 PID: 2765 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 163.842815] refcount_t: decrement hit 0; leaking memory. <4>[ 163.848390] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 163.887462] CPU: 1 PID: 2765 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 163.895426] Hardware name: STM32 (Device Tree Support) <4>[ 163.900843] Backtrace: <4>[ 163.903573] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 163.911429] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 163.917376] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 163.924984] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 163.932234] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a2b128 <4>[ 163.940279] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 163.948054] r7:0000001f r6:c1a2b128 r5:c1a2b18c r4:c4f82000 <4>[ 163.954003] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 163.963267] r9:c1ad71ac r8:c15ec020 r7:c4f83f60 r6:00000016 r5:00000000 r4:c4f82000 <4>[ 163.971312] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 163.981275] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 163.991680] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 164.001110] r5:c51a1000 r4:00000030 <4>[ 164.004963] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 164.013271] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 164.021483] r9:c4f83f60 r8:c3ac2f00 r7:00000016 r6:b6de3000 r5:c2dfddc0 r4:c0c59104 <4>[ 164.029529] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 164.037655] r9:c07e2758 r8:c4f83f60 r7:c290d000 r6:b6de3000 r5:c2dfddc0 r4:00000000 <4>[ 164.045699] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 164.053128] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c4f82000 r5:c2dfddc0 <4>[ 164.061249] r4:c2dfddc0 <4>[ 164.064057] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 164.071485] r9:c4f82000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 164.079530] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 164.087388] Exception stack(0xc4f83fa8 to 0xc4f83ff0) <4>[ 164.092728] 3fa0: 00000016 00000016 00000001 b6de3000 00000016 00000001 <4>[ 164.101206] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6de3000 00020000 004efe38 <4>[ 164.109680] 3fe0: 00000004 befb97e8 b6ea933b b6e22616 <4>[ 164.115101] irq event stamp: 0 <4>[ 164.118417] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 164.124205] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 164.132111] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 164.139891] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 164.145614] ---[ end trace 5a48678c7e247cad ]--- <6>[ 164.150610] lkdtm: Negative detected: saturated # [ 163.818362] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 163.823230] lkdtm: attempting bad refcount_dec() below zero # [ 163.829278] ------------[ cut here ]------------ # [ 163.834001] WARNING: CPU: 1 PID: 2765 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 163.842815] refcount_t: decrement hit 0; leaking memory. # [ 163.848390] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 163.887462] CPU: 1 PID: 2765 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 163.895426] Hardware name: STM32 (Device Tree Support) # [ 163.900843] Backtrace: # [ 163.903573] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 163.911429] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 163.917376] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 163.924984] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 163.932234] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a2b128 # [ 163.940279] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 163.948054] r7:0000001f r6:c1a2b128 r5:c1a2b18c r4:c4f82000 # [ 163.954003] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 163.963267] r9:c1ad71ac r8:c15ec020 r7:c4f83f60 r6:00000016 r5:00000000 r4:c4f82000 # [ 163.971312] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 163.981275] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 163.991680] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 164.001110] r5:c51a1000 r4:00000030 # [ 164.004963] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 164.013271] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 164.021483] r9:c4f83f60 r8:c3ac2f00 r7:00000016 r6:b6de3000 r5:c2dfddc0 r4:c0c59104 # [ 164.029529] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 164.037655] r9:c07e2758 r8:c4f83f60 r7:c290d000 r6:b6de3000 r5:c2dfddc0 r4:00000000 # [ 164.045699] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 164.053128] r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c4f82000 r5:c2dfddc0 # [ 164.061249] r4:c2dfddc0 # [ 164.064057] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 164.071485] r9:c4f82000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 164.079530] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 164.087388] Exception stack(0xc4f83fa8 to 0xc4f83ff0) # [ 164.092728] 3fa0: 00000016 00000016 00000001 b6de3000 00000016 00000001 # [ 164.101206] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6de3000 00020000 004efe38 # [ 164.109680] 3fe0: 00000004 befb97e8 b6ea933b b6e22616 # [ 164.115101] irq event stamp: 0 # [ 164.118417] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 164.124205] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 164.132111] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 164.139891] softirqs last disabled at (0): [<00000000>] 0x0 # [ 164.145614] ---[ end trace 5a48678c7e247cad ]--- # [ 164.150610] 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>[ 165.050114] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 165.055770] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 165.062606] ------------[ cut here ]------------ <4>[ 165.067326] WARNING: CPU: 1 PID: 2801 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 165.076219] refcount_t: underflow; use-after-free. <4>[ 165.081269] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 165.120344] CPU: 1 PID: 2801 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 165.128305] Hardware name: STM32 (Device Tree Support) <4>[ 165.133721] Backtrace: <4>[ 165.136452] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 165.144305] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 165.150253] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 165.157859] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 165.165110] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a2b128 <4>[ 165.173153] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 165.180930] r7:0000001c r6:c1a2b128 r5:c1a2b164 r4:c526e000 <4>[ 165.186879] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 165.196231] r9:c1ad71c4 r8:c15ec020 r7:c526ff60 r6:0000001f r5:00000000 r4:c526e000 <4>[ 165.204279] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 165.215031] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 165.227005] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 165.237223] r5:c51a1000 r4:00000031 <4>[ 165.241076] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 165.249383] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 165.257596] r9:c526ff60 r8:c3ac2f00 r7:0000001f r6:b6de0000 r5:c52f8a00 r4:c0c59104 <4>[ 165.265642] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 165.273766] r9:c07e2758 r8:c526ff60 r7:c290d000 r6:b6de0000 r5:c52f8a00 r4:00000000 <4>[ 165.281811] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 165.289238] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c526e000 r5:c52f8a00 <4>[ 165.297360] r4:c52f8a00 <4>[ 165.300167] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 165.307596] r9:c526e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 165.315641] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 165.323499] Exception stack(0xc526ffa8 to 0xc526fff0) <4>[ 165.328837] ffa0: 0000001f 0000001f 00000001 b6de0000 0000001f 00000001 <4>[ 165.337318] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6de0000 00020000 004bfe38 <4>[ 165.345791] ffe0: 00000004 beb697e8 b6ea633b b6e1f616 <4>[ 165.351209] irq event stamp: 0 <4>[ 165.354463] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 165.360409] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 165.368190] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 165.375918] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 165.381867] ---[ end trace 5a48678c7e247cae ]--- <6>[ 165.386625] lkdtm: Negative detected: saturated # [ 165.050114] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 165.055770] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 165.062606] ------------[ cut here ]------------ # [ 165.067326] WARNING: CPU: 1 PID: 2801 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 165.076219] refcount_t: underflow; use-after-free. # [ 165.081269] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 165.120344] CPU: 1 PID: 2801 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 165.128305] Hardware name: STM32 (Device Tree Support) # [ 165.133721] Backtrace: # [ 165.136452] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 165.144305] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 165.150253] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 165.157859] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 165.165110] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a2b128 # [ 165.173153] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 165.180930] r7:0000001c r6:c1a2b128 r5:c1a2b164 r4:c526e000 # [ 165.186879] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 165.196231] r9:c1ad71c4 r8:c15ec020 r7:c526ff60 r6:0000001f r5:00000000 r4:c526e000 # [ 165.204279] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 165.215031] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 165.227005] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 165.237223] r5:c51a1000 r4:00000031 # [ 165.241076] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 165.249383] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 165.257596] r9:c526ff60 r8:c3ac2f00 r7:0000001f r6:b6de0000 r5:c52f8a00 r4:c0c59104 # [ 165.265642] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 165.273766] r9:c07e2758 r8:c526ff60 r7:c290d000 r6:b6de0000 r5:c52f8a00 r4:00000000 # [ 165.281811] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 165.289238] r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c526e000 r5:c52f8a00 # [ 165.297360] r4:c52f8a00 # [ 165.300167] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 165.307596] r9:c526e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 165.315641] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 165.323499] Exception stack(0xc526ffa8 to 0xc526fff0) # [ 165.328837] ffa0: 0000001f 0000001f 00000001 b6de0000 0000001f 00000001 # [ 165.337318] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6de0000 00020000 004bfe38 # [ 165.345791] ffe0: 00000004 beb697e8 b6ea633b b6e1f616 # [ 165.351209] irq event stamp: 0 # [ 165.354463] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 165.360409] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 165.368190] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 165.375918] softirqs last disabled at (0): [<00000000>] 0x0 # [ 165.381867] ---[ end trace 5a48678c7e247cae ]--- # [ 165.386625] 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>[ 166.293553] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 166.299398] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 166.305849] ------------[ cut here ]------------ <4>[ 166.310921] WARNING: CPU: 1 PID: 2837 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 166.319663] refcount_t: underflow; use-after-free. <4>[ 166.324641] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 166.363808] CPU: 1 PID: 2837 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 166.371753] Hardware name: STM32 (Device Tree Support) <4>[ 166.377170] Backtrace: <4>[ 166.379900] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 166.387753] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 166.393699] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 166.401304] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 166.408553] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a2b128 <4>[ 166.416594] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 166.424369] r7:0000001c r6:c1a2b128 r5:c1a2b164 r4:c5738000 <4>[ 166.430317] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 166.439666] r9:c1ad71e4 r8:c15ec020 r7:c5739f60 r6:0000001f r5:c51a1000 r4:c5738000 <4>[ 166.447712] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 166.458463] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 166.470436] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 166.480650] r4:00000032 <4>[ 166.483455] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 166.491762] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 166.499974] r9:c5739f60 r8:c3ac2f00 r7:0000001f r6:b6dad000 r5:c2e0ddc0 r4:c0c59104 <4>[ 166.508019] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 166.516143] r9:c07e2758 r8:c5739f60 r7:c290d000 r6:b6dad000 r5:c2e0ddc0 r4:00000000 <4>[ 166.524186] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 166.531614] r10:00000004 r9:00000000 r8:00000000 r7:b6dad000 r6:c5738000 r5:c2e0ddc0 <4>[ 166.539733] r4:c2e0ddc0 <4>[ 166.542541] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 166.549969] r9:c5738000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 166.558014] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 166.565870] Exception stack(0xc5739fa8 to 0xc5739ff0) <4>[ 166.571209] 9fa0: 0000001f 0000001f 00000001 b6dad000 0000001f 00000001 <4>[ 166.579689] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dad000 00020000 0048fe38 <4>[ 166.588162] 9fe0: 00000004 bea517e8 b6e7333b b6dec616 <4>[ 166.593575] irq event stamp: 0 <4>[ 166.596833] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 166.602784] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 166.610584] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 166.618332] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 166.624091] ---[ end trace 5a48678c7e247caf ]--- <6>[ 166.629059] lkdtm: Negative detected: saturated # [ 166.293553] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 166.299398] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 166.305849] ------------[ cut here ]------------ # [ 166.310921] WARNING: CPU: 1 PID: 2837 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 166.319663] refcount_t: underflow; use-after-free. # [ 166.324641] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 166.363808] CPU: 1 PID: 2837 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 166.371753] Hardware name: STM32 (Device Tree Support) # [ 166.377170] Backtrace: # [ 166.379900] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 166.387753] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 166.393699] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 166.401304] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 166.408553] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a2b128 # [ 166.416594] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 166.424369] r7:0000001c r6:c1a2b128 r5:c1a2b164 r4:c5738000 # [ 166.430317] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 166.439666] r9:c1ad71e4 r8:c15ec020 r7:c5739f60 r6:0000001f r5:c51a1000 r4:c5738000 # [ 166.447712] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 166.458463] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 166.470436] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 166.480650] r4:00000032 # [ 166.483455] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 166.491762] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 166.499974] r9:c5739f60 r8:c3ac2f00 r7:0000001f r6:b6dad000 r5:c2e0ddc0 r4:c0c59104 # [ 166.508019] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 166.516143] r9:c07e2758 r8:c5739f60 r7:c290d000 r6:b6dad000 r5:c2e0ddc0 r4:00000000 # [ 166.524186] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 166.531614] r10:00000004 r9:00000000 r8:00000000 r7:b6dad000 r6:c5738000 r5:c2e0ddc0 # [ 166.539733] r4:c2e0ddc0 # [ 166.542541] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 166.549969] r9:c5738000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 166.558014] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 166.565870] Exception stack(0xc5739fa8 to 0xc5739ff0) # [ 166.571209] 9fa0: 0000001f 0000001f 00000001 b6dad000 0000001f 00000001 # [ 166.579689] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dad000 00020000 0048fe38 # [ 166.588162] 9fe0: 00000004 bea517e8 b6e7333b b6dec616 # [ 166.593575] irq event stamp: 0 # [ 166.596833] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 166.602784] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 166.610584] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 166.618332] softirqs last disabled at (0): [<00000000>] 0x0 # [ 166.624091] ---[ end trace 5a48678c7e247caf ]--- # [ 166.629059] 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>[ 167.521353] lkdtm: Performing direct entry REFCOUNT_INC_ZERO <6>[ 167.525872] lkdtm: attempting safe refcount_inc_not_zero() from zero <6>[ 167.532772] lkdtm: Good: zero detected <6>[ 167.536530] lkdtm: Correctly stayed at zero <6>[ 167.541097] lkdtm: attempting bad refcount_inc() from zero <4>[ 167.546757] ------------[ cut here ]------------ <4>[ 167.551757] WARNING: CPU: 0 PID: 2870 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 167.560554] refcount_t: addition on 0; use-after-free. <4>[ 167.565895] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 167.605054] CPU: 0 PID: 2870 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 167.613007] Hardware name: STM32 (Device Tree Support) <4>[ 167.618424] Backtrace: <4>[ 167.621153] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 167.629008] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 167.634955] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 167.642561] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 167.649812] r9:00000009 r8:c0875dd8 r7:00000019 r6:00000009 r5:c0875dd8 r4:c1a2b128 <4>[ 167.657856] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 167.665630] r7:00000019 r6:c1a2b128 r5:c1a2b138 r4:c5738000 <4>[ 167.671578] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 167.680928] r9:c1ad7204 r8:c15ec020 r7:c5739f60 r6:00000012 r5:00000000 r4:c5738000 <4>[ 167.688972] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 167.698937] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 167.708988] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 167.718068] r5:c5263000 r4:00000033 <4>[ 167.721919] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 167.730227] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 167.738437] r9:c5739f60 r8:c3ac2f00 r7:00000012 r6:b6e3e000 r5:c4fada00 r4:c0c59104 <4>[ 167.746483] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 167.754606] r9:c07e2758 r8:c5739f60 r7:c290d000 r6:b6e3e000 r5:c4fada00 r4:00000000 <4>[ 167.762650] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 167.770077] r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c5738000 r5:c4fada00 <4>[ 167.778197] r4:c4fada00 <4>[ 167.781004] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 167.788432] r9:c5738000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 167.796477] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 167.804332] Exception stack(0xc5739fa8 to 0xc5739ff0) <4>[ 167.809670] 9fa0: 00000012 00000012 00000001 b6e3e000 00000012 00000001 <4>[ 167.818148] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e3e000 00020000 0045fe38 <4>[ 167.826620] 9fe0: 00000004 be9677e8 b6f0433b b6e7d616 <4>[ 167.832060] irq event stamp: 0 <4>[ 167.835289] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 167.841234] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 167.849028] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 167.856700] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 167.862674] ---[ end trace 5a48678c7e247cb0 ]--- <6>[ 167.867436] lkdtm: Zero detected: saturated # [ 167.521353] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 167.525872] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 167.532772] lkdtm: Good: zero detected # [ 167.536530] lkdtm: Correctly stayed at zero # [ 167.541097] lkdtm: attempting bad refcount_inc() from zero # [ 167.546757] ------------[ cut here ]------------ # [ 167.551757] WARNING: CPU: 0 PID: 2870 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 167.560554] refcount_t: addition on 0; use-after-free. # [ 167.565895] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 167.605054] CPU: 0 PID: 2870 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 167.613007] Hardware name: STM32 (Device Tree Support) # [ 167.618424] Backtrace: # [ 167.621153] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 167.629008] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 167.634955] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 167.642561] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 167.649812] r9:00000009 r8:c0875dd8 r7:00000019 r6:00000009 r5:c0875dd8 r4:c1a2b128 # [ 167.657856] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 167.665630] r7:00000019 r6:c1a2b128 r5:c1a2b138 r4:c5738000 # [ 167.671578] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 167.680928] r9:c1ad7204 r8:c15ec020 r7:c5739f60 r6:00000012 r5:00000000 r4:c5738000 # [ 167.688972] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 167.698937] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 167.708988] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 167.718068] r5:c5263000 r4:00000033 # [ 167.721919] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 167.730227] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 167.738437] r9:c5739f60 r8:c3ac2f00 r7:00000012 r6:b6e3e000 r5:c4fada00 r4:c0c59104 # [ 167.746483] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 167.754606] r9:c07e2758 r8:c5739f60 r7:c290d000 r6:b6e3e000 r5:c4fada00 r4:00000000 # [ 167.762650] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 167.770077] r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c5738000 r5:c4fada00 # [ 167.778197] r4:c4fada00 # [ 167.781004] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 167.788432] r9:c5738000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 167.796477] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 167.804332] Exception stack(0xc5739fa8 to 0xc5739ff0) # [ 167.809670] 9fa0: 00000012 00000012 00000001 b6e3e000 00000012 00000001 # [ 167.818148] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e3e000 00020000 0045fe38 # [ 167.826620] 9fe0: 00000004 be9677e8 b6f0433b b6e7d616 # [ 167.832060] irq event stamp: 0 # [ 167.835289] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 167.841234] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 167.849028] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 167.856700] softirqs last disabled at (0): [<00000000>] 0x0 # [ 167.862674] ---[ end trace 5a48678c7e247cb0 ]--- # [ 167.867436] 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>[ 168.768404] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO <6>[ 168.772924] lkdtm: attempting safe refcount_add_not_zero() from zero <6>[ 168.779790] lkdtm: Good: zero detected <6>[ 168.783583] lkdtm: Correctly stayed at zero <6>[ 168.788129] lkdtm: attempting bad refcount_add() from zero <4>[ 168.793807] ------------[ cut here ]------------ <4>[ 168.798802] WARNING: CPU: 1 PID: 2905 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 168.807601] refcount_t: addition on 0; use-after-free. <4>[ 168.812946] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 168.852108] CPU: 1 PID: 2905 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 168.860055] Hardware name: STM32 (Device Tree Support) <4>[ 168.865471] Backtrace: <4>[ 168.868200] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 168.876054] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 168.882000] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 168.889606] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 168.896858] r9:00000009 r8:c0875dd8 r7:00000019 r6:00000009 r5:c0875dd8 r4:c1a2b128 <4>[ 168.904900] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 168.912676] r7:00000019 r6:c1a2b128 r5:c1a2b138 r4:c60d0000 <4>[ 168.918625] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 168.927975] r9:c1ad7218 r8:c15ec020 r7:c60d1f60 r6:00000012 r5:00000000 r4:c60d0000 <4>[ 168.936021] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 168.945984] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 168.956034] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 168.965114] r5:c5054000 r4:00000034 <4>[ 168.968967] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 168.977274] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 168.985485] r9:c60d1f60 r8:c3ac2f00 r7:00000012 r6:b6e4c000 r5:c504d780 r4:c0c59104 <4>[ 168.993531] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 169.001655] r9:c07e2758 r8:c60d1f60 r7:c290d000 r6:b6e4c000 r5:c504d780 r4:00000000 <4>[ 169.009700] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 169.017129] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c60d0000 r5:c504d780 <4>[ 169.025251] r4:c504d780 <4>[ 169.028059] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 169.035489] r9:c60d0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 169.043535] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 169.051392] Exception stack(0xc60d1fa8 to 0xc60d1ff0) <4>[ 169.056731] 1fa0: 00000012 00000012 00000001 b6e4c000 00000012 00000001 <4>[ 169.065211] 1fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e4c000 00020000 004ffe38 <4>[ 169.073684] 1fe0: 00000004 be89c7e8 b6f1233b b6e8b616 <4>[ 169.079107] irq event stamp: 0 <4>[ 169.082357] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 169.088295] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 169.095988] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 169.103903] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 169.109714] ---[ end trace 5a48678c7e247cb1 ]--- <6>[ 169.114511] lkdtm: Zero detected: saturated # [ 168.768404] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 168.772924] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 168.779790] lkdtm: Good: zero detected # [ 168.783583] lkdtm: Correctly stayed at zero # [ 168.788129] lkdtm: attempting bad refcount_add() from zero # [ 168.793807] ------------[ cut here ]------------ # [ 168.798802] WARNING: CPU: 1 PID: 2905 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 168.807601] refcount_t: addition on 0; use-after-free. # [ 168.812946] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 168.852108] CPU: 1 PID: 2905 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 168.860055] Hardware name: STM32 (Device Tree Support) # [ 168.865471] Backtrace: # [ 168.868200] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 168.876054] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 168.882000] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 168.889606] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 168.896858] r9:00000009 r8:c0875dd8 r7:00000019 r6:00000009 r5:c0875dd8 r4:c1a2b128 # [ 168.904900] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 168.912676] r7:00000019 r6:c1a2b128 r5:c1a2b138 r4:c60d0000 # [ 168.918625] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 168.927975] r9:c1ad7218 r8:c15ec020 r7:c60d1f60 r6:00000012 r5:00000000 r4:c60d0000 # [ 168.936021] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 168.945984] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 168.956034] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 168.965114] r5:c5054000 r4:00000034 # [ 168.968967] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 168.977274] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 168.985485] r9:c60d1f60 r8:c3ac2f00 r7:00000012 r6:b6e4c000 r5:c504d780 r4:c0c59104 # [ 168.993531] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 169.001655] r9:c07e2758 r8:c60d1f60 r7:c290d000 r6:b6e4c000 r5:c504d780 r4:00000000 # [ 169.009700] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 169.017129] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c60d0000 r5:c504d780 # [ 169.025251] r4:c504d780 # [ 169.028059] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 169.035489] r9:c60d0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 169.043535] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 169.051392] Exception stack(0xc60d1fa8 to 0xc60d1ff0) # [ 169.056731] 1fa0: 00000012 00000012 00000001 b6e4c000 00000012 00000001 # [ 169.065211] 1fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e4c000 00020000 004ffe38 # [ 169.073684] 1fe0: 00000004 be89c7e8 b6f1233b b6e8b616 # [ 169.079107] irq event stamp: 0 # [ 169.082357] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 169.088295] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 169.095988] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 169.103903] softirqs last disabled at (0): [<00000000>] 0x0 # [ 169.109714] ---[ end trace 5a48678c7e247cb1 ]--- # [ 169.114511] 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>[ 170.053405] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 170.058518] lkdtm: attempting bad refcount_inc() from saturated <4>[ 170.064560] ------------[ cut here ]------------ <4>[ 170.069647] WARNING: CPU: 1 PID: 2943 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 170.078296] refcount_t: saturated; leaking memory. <4>[ 170.083264] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 170.122419] CPU: 1 PID: 2943 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 170.130371] Hardware name: STM32 (Device Tree Support) <4>[ 170.135788] Backtrace: <4>[ 170.138518] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 170.146372] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 170.152318] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 170.159924] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 170.167174] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a2b128 <4>[ 170.175216] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 170.182992] r7:00000016 r6:c1a2b128 r5:c1a2b100 r4:c517a000 <4>[ 170.188940] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 170.198204] r9:c1ad722c r8:c15ec020 r7:c517bf60 r6:00000017 r5:c5054000 r4:c517a000 <4>[ 170.206249] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 170.216214] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 170.226701] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 170.236217] r4:00000035 <4>[ 170.239022] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 170.247329] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 170.255540] r9:c517bf60 r8:c3ac2f00 r7:00000017 r6:b6e8a000 r5:c53dd500 r4:c0c59104 <4>[ 170.263585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 170.271709] r9:c07e2758 r8:c517bf60 r7:c290d000 r6:b6e8a000 r5:c53dd500 r4:00000000 <4>[ 170.279752] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 170.287178] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c517a000 r5:c53dd500 <4>[ 170.295297] r4:c53dd500 <4>[ 170.298104] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 170.305531] r9:c517a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 170.313574] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 170.321431] Exception stack(0xc517bfa8 to 0xc517bff0) <4>[ 170.326770] bfa0: 00000017 00000017 00000001 b6e8a000 00000017 00000001 <4>[ 170.335248] bfc0: 00000017 00000017 7ff00000 00000004 00000001 b6e8a000 00020000 004dfe38 <4>[ 170.343720] bfe0: 00000004 bebf17e8 b6f5033b b6ec9616 <4>[ 170.349141] irq event stamp: 0 <4>[ 170.352391] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 170.358331] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 170.366026] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 170.373936] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 170.379786] ---[ end trace 5a48678c7e247cb2 ]--- <6>[ 170.384549] lkdtm: Saturation detected: still saturated # [ 170.053405] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 170.058518] lkdtm: attempting bad refcount_inc() from saturated # [ 170.064560] ------------[ cut here ]------------ # [ 170.069647] WARNING: CPU: 1 PID: 2943 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 170.078296] refcount_t: saturated; leaking memory. # [ 170.083264] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 170.122419] CPU: 1 PID: 2943 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 170.130371] Hardware name: STM32 (Device Tree Support) # [ 170.135788] Backtrace: # [ 170.138518] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 170.146372] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 170.152318] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 170.159924] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 170.167174] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a2b128 # [ 170.175216] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 170.182992] r7:00000016 r6:c1a2b128 r5:c1a2b100 r4:c517a000 # [ 170.188940] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 170.198204] r9:c1ad722c r8:c15ec020 r7:c517bf60 r6:00000017 r5:c5054000 r4:c517a000 # [ 170.206249] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 170.216214] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 170.226701] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 170.236217] r4:00000035 # [ 170.239022] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 170.247329] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 170.255540] r9:c517bf60 r8:c3ac2f00 r7:00000017 r6:b6e8a000 r5:c53dd500 r4:c0c59104 # [ 170.263585] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 170.271709] r9:c07e2758 r8:c517bf60 r7:c290d000 r6:b6e8a000 r5:c53dd500 r4:00000000 # [ 170.279752] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 170.287178] r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c517a000 r5:c53dd500 # [ 170.295297] r4:c53dd500 # [ 170.298104] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 170.305531] r9:c517a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 170.313574] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 170.321431] Exception stack(0xc517bfa8 to 0xc517bff0) # [ 170.326770] bfa0: 00000017 00000017 00000001 b6e8a000 00000017 00000001 # [ 170.335248] bfc0: 00000017 00000017 7ff00000 00000004 00000001 b6e8a000 00020000 004dfe38 # [ 170.343720] bfe0: 00000004 bebf17e8 b6f5033b b6ec9616 # [ 170.349141] irq event stamp: 0 # [ 170.352391] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 170.358331] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 170.366026] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 170.373936] softirqs last disabled at (0): [<00000000>] 0x0 # [ 170.379786] ---[ end trace 5a48678c7e247cb2 ]--- # [ 170.384549] 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>[ 171.292192] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 171.297149] lkdtm: attempting bad refcount_dec() from saturated <4>[ 171.303508] ------------[ cut here ]------------ <4>[ 171.308402] WARNING: CPU: 0 PID: 2979 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 171.316985] refcount_t: decrement hit 0; leaking memory. <4>[ 171.322646] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 171.361726] CPU: 0 PID: 2979 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 171.369689] Hardware name: STM32 (Device Tree Support) <4>[ 171.375108] Backtrace: <4>[ 171.377838] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 171.385695] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 171.391644] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 171.399251] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 171.406503] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a2b128 <4>[ 171.414547] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 171.422323] r7:0000001f r6:c1a2b128 r5:c1a2b18c r4:c5146000 <4>[ 171.428274] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 171.437538] r9:c1ad7244 r8:c15ec020 r7:c5147f60 r6:00000017 r5:c5263000 r4:c5146000 <4>[ 171.445583] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 171.455549] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 171.466039] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 171.475554] r4:00000036 <4>[ 171.478361] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 171.486667] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 171.494880] r9:c5147f60 r8:c3ac2f00 r7:00000017 r6:b6e47000 r5:c52f2640 r4:c0c59104 <4>[ 171.502925] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 171.511049] r9:c07e2758 r8:c5147f60 r7:c290d000 r6:b6e47000 r5:c52f2640 r4:00000000 <4>[ 171.519093] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 171.526520] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c5146000 r5:c52f2640 <4>[ 171.534641] r4:c52f2640 <4>[ 171.537449] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 171.544878] r9:c5146000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 171.552921] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 171.560778] Exception stack(0xc5147fa8 to 0xc5147ff0) <4>[ 171.566117] 7fa0: 00000017 00000017 00000001 b6e47000 00000017 00000001 <4>[ 171.574595] 7fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e47000 00020000 004efe38 <4>[ 171.583068] 7fe0: 00000004 be9667e8 b6f0d33b b6e86616 <4>[ 171.588497] irq event stamp: 0 <4>[ 171.591739] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 171.597646] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 171.605373] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 171.613239] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 171.619075] ---[ end trace 5a48678c7e247cb3 ]--- <6>[ 171.623890] lkdtm: Saturation detected: still saturated # [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) # [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) # [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off # [ 0.000000] Memory: 920788K/1048572K available (17408K kernel code, 2714K rwdata, 8152K rodata, 2048K init, 6693K bss, 62248K reserved, 65536K cma-reserved, 196604K highmem) # [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 # [ 0.000000] ftrace: allocating 56169 entries in 165 pages # [ 0.000000] ftrace: allocated 165 pages with 4 groups # [ 0.000000] Running RCU self tests # [ 171.292192] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 171.297149] lkdtm: attempting bad refcount_dec() from saturated # [ 171.303508] ------------[ cut here ]------------ # [ 171.308402] WARNING: CPU: 0 PID: 2979 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 171.316985] refcount_t: decrement hit 0; leaking memory. # [ 171.322646] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 171.361726] CPU: 0 PID: 2979 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 171.369689] Hardware name: STM32 (Device Tree Support) # [ 171.375108] Backtrace: # [ 171.377838] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 171.385695] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 171.391644] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 171.399251] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 171.406503] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a2b128 # [ 171.414547] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 171.422323] r7:0000001f r6:c1a2b128 r5:c1a2b18c r4:c5146000 # [ 171.428274] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 171.437538] r9:c1ad7244 r8:c15ec020 r7:c5147f60 r6:00000017 r5:c5263000 r4:c5146000 # [ 171.445583] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 171.455549] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 171.466039] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 171.475554] r4:00000036 # [ 171.478361] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 171.486667] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 171.494880] r9:c5147f60 r8:c3ac2f00 r7:00000017 r6:b6e47000 r5:c52f2640 r4:c0c59104 # [ 171.502925] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 171.511049] r9:c07e2758 r8:c5147f60 r7:c290d000 r6:b6e47000 r5:c52f2640 r4:00000000 # [ 171.519093] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 171.526520] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c5146000 r5:c52f2640 # [ 171.534641] r4:c52f2640 # [ 171.537449] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 171.544878] r9:c5146000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 171.552921] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 171.560778] Exception stack(0xc5147fa8 to 0xc5147ff0) # [ 171.566117] 7fa0: 00000017 00000017 00000001 b6e47000 00000017 00000001 # [ 171.574595] 7fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e47000 00020000 004efe38 # [ 171.583068] 7fe0: 00000004 be9667e8 b6f0d33b b6e86616 # [ 171.588497] irq event stamp: 0 # [ 171.591739] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 171.597646] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 171.605373] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 171.613239] softirqs last disabled at (0): [<00000000>] 0x0 # [ 171.619075] ---[ end trace 5a48678c7e247cb3 ]--- # [ 171.623890] 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>[ 172.564666] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 172.569782] lkdtm: attempting bad refcount_dec() from saturated <4>[ 172.575823] ------------[ cut here ]------------ <4>[ 172.580966] WARNING: CPU: 1 PID: 3015 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 172.589556] refcount_t: saturated; leaking memory. <4>[ 172.594530] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 172.633690] CPU: 1 PID: 3015 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 172.641642] Hardware name: STM32 (Device Tree Support) <4>[ 172.647058] Backtrace: <4>[ 172.649789] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 172.657643] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 172.663589] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 172.671196] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 172.678447] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a2b128 <4>[ 172.686490] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 172.694267] r7:00000016 r6:c1a2b128 r5:c1a2b100 r4:c57a4000 <4>[ 172.700216] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 172.709479] r9:c1ad725c r8:c15ec020 r7:c57a5f60 r6:00000017 r5:c5054000 r4:c57a4000 <4>[ 172.717527] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 172.727492] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 172.737981] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 172.747496] r4:00000037 <4>[ 172.750302] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 172.758610] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 172.766822] r9:c57a5f60 r8:c3ac2f00 r7:00000017 r6:b6e99000 r5:c53ad3c0 r4:c0c59104 <4>[ 172.774869] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 172.782994] r9:c07e2758 r8:c57a5f60 r7:c290d000 r6:b6e99000 r5:c53ad3c0 r4:00000000 <4>[ 172.791038] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 172.798467] r10:00000004 r9:00000000 r8:00000000 r7:b6e99000 r6:c57a4000 r5:c53ad3c0 <4>[ 172.806586] r4:c53ad3c0 <4>[ 172.809393] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 172.816822] r9:c57a4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 172.824866] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 172.832724] Exception stack(0xc57a5fa8 to 0xc57a5ff0) <4>[ 172.838062] 5fa0: 00000017 00000017 00000001 b6e99000 00000017 00000001 <4>[ 172.846542] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e99000 00020000 004dfe38 <4>[ 172.855015] 5fe0: 00000004 beeea7e8 b6f5f33b b6ed8616 <4>[ 172.860432] irq event stamp: 0 <4>[ 172.863687] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 172.869632] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 172.877365] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 172.885246] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 172.891070] ---[ end trace 5a48678c7e247cb4 ]--- <6>[ 172.895847] lkdtm: Saturation detected: still saturated # [ 172.564666] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 172.569782] lkdtm: attempting bad refcount_dec() from saturated # [ 172.575823] ------------[ cut here ]------------ # [ 172.580966] WARNING: CPU: 1 PID: 3015 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 172.589556] refcount_t: saturated; leaking memory. # [ 172.594530] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 172.633690] CPU: 1 PID: 3015 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 172.641642] Hardware name: STM32 (Device Tree Support) # [ 172.647058] Backtrace: # [ 172.649789] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 172.657643] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 172.663589] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 172.671196] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 172.678447] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a2b128 # [ 172.686490] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 172.694267] r7:00000016 r6:c1a2b128 r5:c1a2b100 r4:c57a4000 # [ 172.700216] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 172.709479] r9:c1ad725c r8:c15ec020 r7:c57a5f60 r6:00000017 r5:c5054000 r4:c57a4000 # [ 172.717527] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 172.727492] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 172.737981] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 172.747496] r4:00000037 # [ 172.750302] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 172.758610] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 172.766822] r9:c57a5f60 r8:c3ac2f00 r7:00000017 r6:b6e99000 r5:c53ad3c0 r4:c0c59104 # [ 172.774869] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 172.782994] r9:c07e2758 r8:c57a5f60 r7:c290d000 r6:b6e99000 r5:c53ad3c0 r4:00000000 # [ 172.791038] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 172.798467] r10:00000004 r9:00000000 r8:00000000 r7:b6e99000 r6:c57a4000 r5:c53ad3c0 # [ 172.806586] r4:c53ad3c0 # [ 172.809393] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 172.816822] r9:c57a4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 172.824866] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 172.832724] Exception stack(0xc57a5fa8 to 0xc57a5ff0) # [ 172.838062] 5fa0: 00000017 00000017 00000001 b6e99000 00000017 00000001 # [ 172.846542] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e99000 00020000 004dfe38 # [ 172.855015] 5fe0: 00000004 beeea7e8 b6f5f33b b6ed8616 # [ 172.860432] irq event stamp: 0 # [ 172.863687] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 172.869632] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 172.877365] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 172.885246] softirqs last disabled at (0): [<00000000>] 0x0 # [ 172.891070] ---[ end trace 5a48678c7e247cb4 ]--- # [ 172.895847] 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>[ 173.781675] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <6>[ 173.787422] lkdtm: attempting bad refcount_inc_not_zero() from saturated <4>[ 173.794620] ------------[ cut here ]------------ <4>[ 173.799470] WARNING: CPU: 1 PID: 3048 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 173.808111] refcount_t: saturated; leaking memory. <4>[ 173.813116] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 173.852287] CPU: 1 PID: 3048 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 173.860233] Hardware name: STM32 (Device Tree Support) <4>[ 173.865651] Backtrace: <4>[ 173.868382] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 173.876238] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 173.882187] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 173.889796] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 173.897049] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a2b128 <4>[ 173.905094] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 173.912872] r7:00000013 r6:c1a2b128 r5:c1a2b100 r4:c52d2000 <4>[ 173.918823] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 173.928089] r9:c1ad7274 r8:c15ec020 r7:c52d3f60 r6:00000020 r5:c51a1000 r4:c0000000 <4>[ 173.936137] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 173.946893] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 173.958948] r5:c51a1000 r4:c52d2000 <4>[ 173.962807] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 173.973113] r4:00000038 <4>[ 173.975921] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 173.984232] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 173.992447] r9:c52d3f60 r8:c3ac2f00 r7:00000020 r6:b6db2000 r5:c53c28c0 r4:c0c59104 <4>[ 174.000497] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 174.008623] r9:c07e2758 r8:c52d3f60 r7:c290d000 r6:b6db2000 r5:c53c28c0 r4:00000000 <4>[ 174.016671] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 174.024099] r10:00000004 r9:00000000 r8:00000000 r7:b6db2000 r6:c52d2000 r5:c53c28c0 <4>[ 174.032221] r4:c53c28c0 <4>[ 174.035030] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 174.042461] r9:c52d2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 174.050506] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 174.058364] Exception stack(0xc52d3fa8 to 0xc52d3ff0) <4>[ 174.063703] 3fa0: 00000020 00000020 00000001 b6db2000 00000020 00000001 <4>[ 174.072185] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6db2000 00020000 004cfe38 <4>[ 174.080659] 3fe0: 00000004 bed537e8 b6e7833b b6df1616 <4>[ 174.086071] irq event stamp: 0 <4>[ 174.089406] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 174.095184] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 174.103090] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 174.110881] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 174.116592] ---[ end trace 5a48678c7e247cb5 ]--- <6>[ 174.121575] lkdtm: Saturation detected: still saturated # [ 173.781675] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 173.787422] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 173.794620] ------------[ cut here ]------------ # [ 173.799470] WARNING: CPU: 1 PID: 3048 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 173.808111] refcount_t: saturated; leaking memory. # [ 173.813116] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 173.852287] CPU: 1 PID: 3048 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 173.860233] Hardware name: STM32 (Device Tree Support) # [ 173.865651] Backtrace: # [ 173.868382] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 173.876238] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 173.882187] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 173.889796] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 173.897049] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a2b128 # [ 173.905094] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 173.912872] r7:00000013 r6:c1a2b128 r5:c1a2b100 r4:c52d2000 # [ 173.918823] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 173.928089] r9:c1ad7274 r8:c15ec020 r7:c52d3f60 r6:00000020 r5:c51a1000 r4:c0000000 # [ 173.936137] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 173.946893] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 173.958948] r5:c51a1000 r4:c52d2000 # [ 173.962807] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 173.973113] r4:00000038 # [ 173.975921] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 173.984232] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 173.992447] r9:c52d3f60 r8:c3ac2f00 r7:00000020 r6:b6db2000 r5:c53c28c0 r4:c0c59104 # [ 174.000497] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 174.008623] r9:c07e2758 r8:c52d3f60 r7:c290d000 r6:b6db2000 r5:c53c28c0 r4:00000000 # [ 174.016671] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 174.024099] r10:00000004 r9:00000000 r8:00000000 r7:b6db2000 r6:c52d2000 r5:c53c28c0 # [ 174.032221] r4:c53c28c0 # [ 174.035030] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 174.042461] r9:c52d2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 174.050506] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 174.058364] Exception stack(0xc52d3fa8 to 0xc52d3ff0) # [ 174.063703] 3fa0: 00000020 00000020 00000001 b6db2000 00000020 00000001 # [ 174.072185] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6db2000 00020000 004cfe38 # [ 174.080659] 3fe0: 00000004 bed537e8 b6e7833b b6df1616 # [ 174.086071] irq event stamp: 0 # [ 174.089406] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 174.095184] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 174.103090] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 174.110881] softirqs last disabled at (0): [<00000000>] 0x0 # [ 174.116592] ---[ end trace 5a48678c7e247cb5 ]--- # [ 174.121575] 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>[ 175.043050] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 175.048995] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 175.055780] ------------[ cut here ]------------ <4>[ 175.060857] WARNING: CPU: 1 PID: 3083 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 175.069513] refcount_t: saturated; leaking memory. <4>[ 175.074485] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 175.113642] CPU: 1 PID: 3083 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 175.121592] Hardware name: STM32 (Device Tree Support) <4>[ 175.127007] Backtrace: <4>[ 175.129737] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 175.137591] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 175.143538] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 175.151144] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 175.158395] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a2b128 <4>[ 175.166438] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 175.174215] r7:00000013 r6:c1a2b128 r5:c1a2b100 r4:c539e000 <4>[ 175.180164] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 175.189427] r9:c1ad7294 r8:c15ec020 r7:c539ff60 r6:00000020 r5:c53be000 r4:c0000000 <4>[ 175.197472] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 175.208223] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 175.220273] r5:c53be000 r4:c539e000 <4>[ 175.224131] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 175.234431] r4:00000039 <4>[ 175.237236] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 175.245544] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 175.253755] r9:c539ff60 r8:c3ac2f00 r7:00000020 r6:b6db0000 r5:c52f53c0 r4:c0c59104 <4>[ 175.261800] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 175.269924] r9:c07e2758 r8:c539ff60 r7:c290d000 r6:b6db0000 r5:c52f53c0 r4:00000000 <4>[ 175.277966] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 175.285393] r10:00000004 r9:00000000 r8:00000000 r7:b6db0000 r6:c539e000 r5:c52f53c0 <4>[ 175.293512] r4:c52f53c0 <4>[ 175.296319] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 175.303748] r9:c539e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 175.311792] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 175.319649] Exception stack(0xc539ffa8 to 0xc539fff0) <4>[ 175.324989] ffa0: 00000020 00000020 00000001 b6db0000 00000020 00000001 <4>[ 175.333470] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6db0000 00020000 004cfe38 <4>[ 175.341943] ffe0: 00000004 beec27e8 b6e7633b b6def616 <4>[ 175.347379] irq event stamp: 0 <4>[ 175.350723] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 175.356475] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 175.364360] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 175.372126] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 175.377947] ---[ end trace 5a48678c7e247cb6 ]--- <6>[ 175.382768] lkdtm: Saturation detected: still saturated # [ 175.043050] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 175.048995] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 175.055780] ------------[ cut here ]------------ # [ 175.060857] WARNING: CPU: 1 PID: 3083 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 175.069513] refcount_t: saturated; leaking memory. # [ 175.074485] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 175.113642] CPU: 1 PID: 3083 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 175.121592] Hardware name: STM32 (Device Tree Support) # [ 175.127007] Backtrace: # [ 175.129737] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 175.137591] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 175.143538] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 175.151144] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 175.158395] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a2b128 # [ 175.166438] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 175.174215] r7:00000013 r6:c1a2b128 r5:c1a2b100 r4:c539e000 # [ 175.180164] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 175.189427] r9:c1ad7294 r8:c15ec020 r7:c539ff60 r6:00000020 r5:c53be000 r4:c0000000 # [ 175.197472] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 175.208223] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 175.220273] r5:c53be000 r4:c539e000 # [ 175.224131] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 175.234431] r4:00000039 # [ 175.237236] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 175.245544] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 175.253755] r9:c539ff60 r8:c3ac2f00 r7:00000020 r6:b6db0000 r5:c52f53c0 r4:c0c59104 # [ 175.261800] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 175.269924] r9:c07e2758 r8:c539ff60 r7:c290d000 r6:b6db0000 r5:c52f53c0 r4:00000000 # [ 175.277966] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 175.285393] r10:00000004 r9:00000000 r8:00000000 r7:b6db0000 r6:c539e000 r5:c52f53c0 # [ 175.293512] r4:c52f53c0 # [ 175.296319] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 175.303748] r9:c539e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 175.311792] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 175.319649] Exception stack(0xc539ffa8 to 0xc539fff0) # [ 175.324989] ffa0: 00000020 00000020 00000001 b6db0000 00000020 00000001 # [ 175.333470] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6db0000 00020000 004cfe38 # [ 175.341943] ffe0: 00000004 beec27e8 b6e7633b b6def616 # [ 175.347379] irq event stamp: 0 # [ 175.350723] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 175.356475] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 175.364360] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 175.372126] softirqs last disabled at (0): [<00000000>] 0x0 # [ 175.377947] ---[ end trace 5a48678c7e247cb6 ]--- # [ 175.382768] 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>[ 176.318407] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 176.324151] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 176.331283] ------------[ cut here ]------------ <4>[ 176.336085] WARNING: CPU: 0 PID: 3121 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 176.344958] refcount_t: underflow; use-after-free. <4>[ 176.349988] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 176.389079] CPU: 0 PID: 3121 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 176.397044] Hardware name: STM32 (Device Tree Support) <4>[ 176.402460] Backtrace: <4>[ 176.405191] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 176.413046] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 176.418994] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 176.426599] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 176.433850] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a2b128 <4>[ 176.441894] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 176.449668] r7:0000001c r6:c1a2b128 r5:c1a2b164 r4:c5682000 <4>[ 176.455616] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 176.464967] r9:c1ad72b4 r8:c15ec020 r7:c5683f60 r6:00000020 r5:c57ee000 r4:c5682000 <4>[ 176.473013] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 176.483766] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 176.495826] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 176.506125] r4:0000003a <4>[ 176.508931] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 176.517237] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 176.525450] r9:c5683f60 r8:c3ac2f00 r7:00000020 r6:b6dc4000 r5:c5052640 r4:c0c59104 <4>[ 176.533495] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 176.541618] r9:c07e2758 r8:c5683f60 r7:c290d000 r6:b6dc4000 r5:c5052640 r4:00000000 <4>[ 176.549663] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 176.557091] r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c5682000 r5:c5052640 <4>[ 176.565210] r4:c5052640 <4>[ 176.568019] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 176.575448] r9:c5682000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 176.583491] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 176.591349] Exception stack(0xc5683fa8 to 0xc5683ff0) <4>[ 176.596688] 3fa0: 00000020 00000020 00000001 b6dc4000 00000020 00000001 <4>[ 176.605169] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6dc4000 00020000 0042fe38 <4>[ 176.613642] 3fe0: 00000004 be9517e8 b6e8a33b b6e03616 <4>[ 176.619035] irq event stamp: 0 <4>[ 176.622316] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 176.628233] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 176.635991] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 176.643868] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 176.649632] ---[ end trace 5a48678c7e247cb7 ]--- <6>[ 176.654466] lkdtm: Saturation detected: still saturated # [ 176.318407] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 176.324151] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 176.331283] ------------[ cut here ]------------ # [ 176.336085] WARNING: CPU: 0 PID: 3121 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 176.344958] refcount_t: underflow; use-after-free. # [ 176.349988] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 176.389079] CPU: 0 PID: 3121 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 176.397044] Hardware name: STM32 (Device Tree Support) # [ 176.402460] Backtrace: # [ 176.405191] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 176.413046] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 176.418994] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 176.426599] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 176.433850] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a2b128 # [ 176.441894] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 176.449668] r7:0000001c r6:c1a2b128 r5:c1a2b164 r4:c5682000 # [ 176.455616] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 176.464967] r9:c1ad72b4 r8:c15ec020 r7:c5683f60 r6:00000020 r5:c57ee000 r4:c5682000 # [ 176.473013] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 176.483766] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 176.495826] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 176.506125] r4:0000003a # [ 176.508931] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 176.517237] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 176.525450] r9:c5683f60 r8:c3ac2f00 r7:00000020 r6:b6dc4000 r5:c5052640 r4:c0c59104 # [ 176.533495] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 176.541618] r9:c07e2758 r8:c5683f60 r7:c290d000 r6:b6dc4000 r5:c5052640 r4:00000000 # [ 176.549663] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 176.557091] r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c5682000 r5:c5052640 # [ 176.565210] r4:c5052640 # [ 176.568019] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 176.575448] r9:c5682000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 176.583491] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 176.591349] Exception stack(0xc5683fa8 to 0xc5683ff0) # [ 176.596688] 3fa0: 00000020 00000020 00000001 b6dc4000 00000020 00000001 # [ 176.605169] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6dc4000 00020000 0042fe38 # [ 176.613642] 3fe0: 00000004 be9517e8 b6e8a33b b6e03616 # [ 176.619035] irq event stamp: 0 # [ 176.622316] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 176.628233] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 176.635991] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 176.643868] softirqs last disabled at (0): [<00000000>] 0x0 # [ 176.649632] ---[ end trace 5a48678c7e247cb7 ]--- # [ 176.654466] 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>[ 177.579733] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 177.585478] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 177.592692] ------------[ cut here ]------------ <4>[ 177.597387] WARNING: CPU: 1 PID: 3157 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 177.606279] refcount_t: underflow; use-after-free. <4>[ 177.611328] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai <4>[ 177.650411] CPU: 1 PID: 3157 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 177.658379] Hardware name: STM32 (Device Tree Support) <4>[ 177.663796] Backtrace: <4>[ 177.666527] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 177.674384] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 177.680333] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 177.687941] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 177.695194] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a2b128 <4>[ 177.703239] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 177.711018] r7:0000001c r6:c1a2b128 r5:c1a2b164 r4:c5070000 <4>[ 177.716969] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 177.726320] r9:c1ad72d4 r8:c15ec020 r7:c5071f60 r6:00000020 r5:c5199000 r4:c5070000 <4>[ 177.734367] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 177.745120] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 177.757182] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 177.767483] r4:0000003b <4>[ 177.770290] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 177.778599] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 177.786813] r9:c5071f60 r8:c3ac2f00 r7:00000020 r6:b6da7000 r5:c4c24b40 r4:c0c59104 <4>[ 177.794859] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 177.802985] r9:c07e2758 r8:c5071f60 r7:c290d000 r6:b6da7000 r5:c4c24b40 r4:00000000 <4>[ 177.811031] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 177.818459] r10:00000004 r9:00000000 r8:00000000 r7:b6da7000 r6:c5070000 r5:c4c24b40 <4>[ 177.826581] r4:c4c24b40 <4>[ 177.829388] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 177.836819] r9:c5070000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 177.844864] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 177.852721] Exception stack(0xc5071fa8 to 0xc5071ff0) <4>[ 177.858060] 1fa0: 00000020 00000020 00000001 b6da7000 00000020 00000001 <4>[ 177.866541] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6da7000 00020000 0043fe38 <4>[ 177.875013] 1fe0: 00000004 be8f67e8 b6e6d33b b6de6616 <4>[ 177.880427] irq event stamp: 0 <4>[ 177.883685] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 177.889633] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 177.897360] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 177.905237] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 177.911049] ---[ end trace 5a48678c7e247cb8 ]--- <6>[ 177.915839] lkdtm: Saturation detected: still saturated # [ 177.579733] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 177.585478] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 177.592692] ------------[ cut here ]------------ # [ 177.597387] WARNING: CPU: 1 PID: 3157 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 177.606279] refcount_t: underflow; use-after-free. # [ 177.611328] 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 brcmfmac snd_pcm snd_timer snd soundcore adv7511 sha256_generic etnaviv sha256_arm gpu_sched stm_drm hci_uart btbcm bluetooth cfg80211 ecdh_generic ecc brcmutil libaes stm32_adc_core snd_soc_stm32_sai # [ 177.650411] CPU: 1 PID: 3157 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 177.658379] Hardware name: STM32 (Device Tree Support) # [ 177.663796] Backtrace: # [ 177.666527] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 177.674384] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 177.680333] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 177.687941] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 177.695194] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a2b128 # [ 177.703239] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 177.711018] r7:0000001c r6:c1a2b128 r5:c1a2b164 r4:c5070000 # [ 177.716969] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 177.726320] r9:c1ad72d4 r8:c15ec020 r7:c5071f60 r6:00000020 r5:c5199000 r4:c5070000 # [ 177.734367] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 177.745120] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 177.757182] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 177.767483] r4:0000003b # [ 177.770290] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 177.778599] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 177.786813] r9:c5071f60 r8:c3ac2f00 r7:00000020 r6:b6da7000 r5:c4c24b40 r4:c0c59104 # [ 177.794859] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 177.802985] r9:c07e2758 r8:c5071f60 r7:c290d000 r6:b6da7000 r5:c4c24b40 r4:00000000 # [ 177.811031] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 177.818459] r10:00000004 r9:00000000 r8:00000000 r7:b6da7000 r6:c5070000 r5:c4c24b40 # [ 177.826581] r4:c4c24b40 # [ 177.829388] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 177.836819] r9:c5070000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 177.844864] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 177.852721] Exception stack(0xc5071fa8 to 0xc5071ff0) # [ 177.858060] 1fa0: 00000020 00000020 00000001 b6da7000 00000020 00000001 # [ 177.866541] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6da7000 00020000 0043fe38 # [ 177.875013] 1fe0: 00000004 be8f67e8 b6e6d33b b6de6616 # [ 177.880427] irq event stamp: 0 # [ 177.883685] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 177.889633] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 177.897360] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 177.905237] softirqs last disabled at (0): [<00000000>] 0x0 # [ 177.911049] ---[ end trace 5a48678c7e247cb8 ]--- # [ 177.915839] 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>[ 179.488840] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 179.493735] lkdtm: attempting good copy_to_user of correct size <6>[ 179.500156] lkdtm: attempting bad copy_to_user of too large size # [ 179.488840] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 179.493735] lkdtm: attempting good copy_to_user of correct size # [ 179.500156] 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>[ 180.303815] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 180.309053] lkdtm: attempting good copy_from_user of correct size <6>[ 180.315265] lkdtm: attempting bad copy_from_user of too large size # [ 180.303815] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 180.309053] lkdtm: attempting good copy_from_user of correct size # [ 180.315265] 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>[ 181.117391] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 181.122903] lkdtm: attempting good copy_to_user inside whitelist <6>[ 181.129268] lkdtm: attempting bad copy_to_user outside whitelist # [ 181.117391] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 181.122903] lkdtm: attempting good copy_to_user inside whitelist # [ 181.129268] 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>[ 181.949864] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 181.955366] lkdtm: attempting good copy_from_user inside whitelist <6>[ 181.962044] lkdtm: attempting bad copy_from_user outside whitelist # [ 181.949864] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 181.955366] lkdtm: attempting good copy_from_user inside whitelist # [ 181.962044] 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>[ 182.785299] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 182.790510] lkdtm: good_stack: c5173e0c-c5173e2c <6>[ 182.795233] lkdtm: bad_stack : c5173d84-c5173da4 <6>[ 182.800332] lkdtm: attempting good copy_to_user of local stack <6>[ 182.806315] lkdtm: attempting bad copy_to_user of distant stack # [ 182.785299] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 182.790510] lkdtm: good_stack: c5173e0c-c5173e2c # [ 182.795233] lkdtm: bad_stack : c5173d84-c5173da4 # [ 182.800332] lkdtm: attempting good copy_to_user of local stack # [ 182.806315] 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>[ 183.628941] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 183.634167] lkdtm: good_stack: c5173e0c-c5173e2c <6>[ 183.639280] lkdtm: bad_stack : c5173d84-c5173da4 <6>[ 183.643984] lkdtm: attempting good copy_from_user of local stack <6>[ 183.650367] lkdtm: attempting bad copy_from_user of distant stack # [ 183.628941] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 183.634167] lkdtm: good_stack: c5173e0c-c5173e2c # [ 183.639280] lkdtm: bad_stack : c5173d84-c5173da4 # [ 183.643984] lkdtm: attempting good copy_from_user of local stack # [ 183.650367] 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>[ 184.456410] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 184.461441] lkdtm: good_stack: c5059e0c-c5059e2c <6>[ 184.466167] lkdtm: bad_stack : c5059ffc-c505a01c <6>[ 184.471265] lkdtm: attempting good copy_to_user of local stack <6>[ 184.477244] lkdtm: attempting bad copy_to_user of distant stack # [ 184.456410] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 184.461441] lkdtm: good_stack: c5059e0c-c5059e2c # [ 184.466167] lkdtm: bad_stack : c5059ffc-c505a01c # [ 184.471265] lkdtm: attempting good copy_to_user of local stack # [ 184.477244] 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>[ 185.300673] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 185.305041] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc <6>[ 185.312645] lkdtm: attempting bad copy_to_user from kernel text: c053e244 <3>[ 185.319571] lkdtm: FAIL: survived bad copy_to_user() # [ 185.300673] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 185.305041] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc # [ 185.312645] lkdtm: attempting bad copy_to_user from kernel text: c053e244 # [ 185.319571] 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>[ 186.163211] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 186.167928] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 186.175015] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 186.182288] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 186.188557] CPU: 1 PID: 3533 Comm: cat Tainted: G D W 5.10.216-cip47 #1 <4>[ 186.196482] Hardware name: STM32 (Device Tree Support) <4>[ 186.201898] Backtrace: <4>[ 186.204631] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 186.212483] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 <4>[ 186.218429] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 186.226036] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 186.234860] r9:c1ad73dc r8:c15ec020 r7:c4f83f60 r6:c4f83e34 r5:c4f82000 r4:0000078d <4>[ 186.242908] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 186.251993] r8:c15ec020 r7:c4f83f60 r6:00000012 r5:c5199000 r4:00000046 <4>[ 186.258987] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 186.267294] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 186.275507] r9:c4f83f60 r8:c3ac2f00 r7:00000012 r6:b6e10000 r5:c527e780 r4:c0c59104 <4>[ 186.283553] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 186.291679] r9:c07e2758 r8:c4f83f60 r7:c290d000 r6:b6e10000 r5:c527e780 r4:00000000 <4>[ 186.299724] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 186.307152] r10:00000004 r9:00000000 r8:00000000 r7:b6e10000 r6:c4f82000 r5:c527e780 <4>[ 186.315273] r4:c527e780 <4>[ 186.318081] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 186.325510] r9:c4f82000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 186.333554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 186.341412] Exception stack(0xc4f83fa8 to 0xc4f83ff0) <4>[ 186.346750] 3fa0: 00000012 00000012 00000001 b6e10000 00000012 00000001 <4>[ 186.355230] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e10000 00020000 004bfe38 <4>[ 186.363705] 3fe0: 00000004 be9407e8 b6ed633b b6e4f616 # [ 186.163211] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 186.167928] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 186.175015] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 186.182288] lkdtm: FAIL: the thread stack is NOT properly erased # [ 186.188557] CPU: 1 PID: 3533 Comm: cat Tainted: G D W 5.10.216-cip47 #1 # [ 186.196482] Hardware name: STM32 (Device Tree Support) # [ 186.201898] Backtrace: # [ 186.204631] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 186.212483] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d0d8 # [ 186.218429] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 186.226036] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 186.234860] r9:c1ad73dc r8:c15ec020 r7:c4f83f60 r6:c4f83e34 r5:c4f82000 r4:0000078d # [ 186.242908] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 186.251993] r8:c15ec020 r7:c4f83f60 r6:00000012 r5:c5199000 r4:00000046 # [ 186.258987] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 186.267294] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 186.275507] r9:c4f83f60 r8:c3ac2f00 r7:00000012 r6:b6e10000 r5:c527e780 r4:c0c59104 # [ 186.283553] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 186.291679] r9:c07e2758 r8:c4f83f60 r7:c290d000 r6:b6e10000 r5:c527e780 r4:00000000 # [ 186.299724] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 186.307152] r10:00000004 r9:00000000 r8:00000000 r7:b6e10000 r6:c4f82000 r5:c527e780 # [ 186.315273] r4:c527e780 # [ 186.318081] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 186.325510] r9:c4f82000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 186.333554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 186.341412] Exception stack(0xc4f83fa8 to 0xc4f83ff0) # [ 186.346750] 3fa0: 00000012 00000012 00000001 b6e10000 00000012 00000001 # [ 186.355230] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e10000 00020000 004bfe38 # [ 186.363705] 3fe0: 00000004 be9407e8 b6ed633b b6e4f616 # 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>[ 189.266487] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 189.271112] lkdtm: Calling matched prototype ... <6>[ 189.275894] lkdtm: Calling mismatched prototype ... <6>[ 189.281179] lkdtm: Fail: survived mismatched prototype function call! # [ 189.266487] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 189.271112] lkdtm: Calling matched prototype ... # [ 189.275894] lkdtm: Calling mismatched prototype ... # [ 189.281179] 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 / #