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 192.168.56.202 (7839 ms) STM32MP> setenv serverip 192.168.56.193 setenv serverip 192.168.56.193 STM32MP> tftp 0xc2000000 733885/tftp-deploy-zqrko9gv/kernel/uImage tftp 0xc2000000 733885/tftp-deploy-zqrko9gv/kernel/uImage Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.202 Filename '733885/tftp-deploy-zqrko9gv/kernel/uImage'. Load address: 0xc2000000 Loading: *################################################## 11.9 MiB 5.4 MiB/s done Bytes transferred = 12485184 (be8240 hex) STM32MP> tftp 0xc4400000 733885/tftp-deploy-zqrko9gv/ramdisk/ramdisk.cpio.gz.uboot tftp 0xc4400000 733885/tftp-deploy-zqrko9gv/ramdisk/ramdisk.cpio.gz.uboot Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.202 Filename '733885/tftp-deploy-zqrko9gv/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0xc4400000 Loading: *################################################## 15.5 MiB 5.3 MiB/s done Bytes transferred = 16267813 (f83a25 hex) STM32MP> setenv initrd_size ${filesize} setenv initrd_size ${filesize} STM32MP> tftp 0xc4000000 733885/tftp-deploy-zqrko9gv/dtb/stm32mp157a-dhcor-avenger96.dtb tftp 0xc4000000 733885/tftp-deploy-zqrko9gv/dtb/stm32mp157a-dhcor-avenger96.dtb Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.202 Filename '733885/tftp-deploy-zqrko9gv/dtb/stm32mp157a-dhcor-avenger96.dtb'. Load address: 0xc4000000 Loading: *################################################## 56.3 KiB 4.6 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/733885/extract-nfsrootfs-jnb6w02l,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/733885/extract-nfsrootfs-jnb6w02l,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: 2024-09-16 17:17:17 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 12485120 Bytes = 11.9 MiB Load Address: c2000000 Entry Point: c2000000 Verifying Checksum ... OK ## Loading init Ramdisk from Legacy Image at c4400000 ... Image Name: Created: 2024-09-16 17:17:19 UTC Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 16267749 Bytes = 15.5 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at c4000000 Booting using the fdt blob at 0xc4000000 Working FDT set to c4000000 Loading Kernel Image Using Device Tree in place at c4000000, end c4011159 Working FDT set to c4000000 Starting kernel ... <6>[ 0.000000] Booting Linux on physical CPU 0x0 <5>[ 0.000000] Linux version 5.10.226-cip52 (KernelCI@build-j311613-arm-gcc-12-multi-v7-defconfig-kselftest-wz2pt) (arm-linux-gnueabihf-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40) #1 SMP Mon Sep 16 16:12:17 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/733885/extract-nfsrootfs-jnb6w02l,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off <6>[ 0.000000] Memory: 920636K/1048572K available (17408K kernel code, 2711K rwdata, 8128K rodata, 2048K init, 6692K bss, 62400K 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 55495 entries in 163 pages <6>[ 0.000000] ftrace: allocated 163 pages with 4 groups <6>[ 0.000000] Running RCU self tests <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU lockdep checking is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=2. <6>[ 0.000000] Rude variant of Tasks RCU enabled. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (virt). <6>[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns <6>[ 0.000013] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns <6>[ 0.000057] Switching to timer-based delay loop, resolution 41ns <6>[ 0.014703] Console: colour dummy device 80x30 <4>[ 0.014813] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.014860] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.014903] ... MAX_LOCK_DEPTH: 48 <4>[ 0.014945] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.014988] ... CLASSHASH_SIZE: 4096 <4>[ 0.015030] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.015072] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.015114] ... CHAINHASH_SIZE: 32768 <4>[ 0.015156] memory used by lock dependency info: 4061 kB <4>[ 0.015199] memory used for stack traces: 2112 kB <4>[ 0.015242] per task-struct memory footprint: 1536 bytes <6>[ 0.015376] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) <6>[ 0.015458] CPU: Testing write buffer coherency: ok <6>[ 0.015689] pid_max: default: 32768 minimum: 301 <6>[ 0.016169] LSM: Security Framework initializing <6>[ 0.016337] LSM support for eBPF active <6>[ 0.016530] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.016600] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.021541] CPU0: update cpu_capacity 1024 <6>[ 0.021613] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.026764] Setting up static identity map for 0xc0300000 - 0xc03000ac <6>[ 0.031665] rcu: Hierarchical SRCU implementation. <6>[ 0.048155] EFI services will not be available. <6>[ 0.049546] smp: Bringing up secondary CPUs ... <6>[ 0.053460] CPU1: update cpu_capacity 1024 <6>[ 0.053483] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.054994] smp: Brought up 1 node, 2 CPUs <6>[ 0.055095] SMP: Total of 2 processors activated (96.00 BogoMIPS). <6>[ 0.055140] CPU: All CPU(s) started in SVC mode. <6>[ 0.059037] devtmpfs: initialized <6>[ 0.180107] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 <6>[ 0.183627] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.183743] futex hash table entries: 512 (order: 3, 32768 bytes, linear) <6>[ 0.189378] pinctrl core: initialized pinctrl subsystem <6>[ 0.199913] DMI not present or invalid. <6>[ 0.203395] NET: Registered protocol family 16 <6>[ 0.217593] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.232355] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.234097] cpuidle: using governor menu <6>[ 0.234965] No ATAGs? <6>[ 0.235508] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. <6>[ 0.235619] hw-breakpoint: maximum watchpoint size is 8 bytes. <6>[ 0.248712] Serial: AMBA PL011 UART driver <6>[ 0.468662] /soc/interrupt-controller@5000d000: bank0 <6>[ 0.468783] /soc/interrupt-controller@5000d000: bank1 <6>[ 0.468853] /soc/interrupt-controller@5000d000: bank2 <6>[ 0.500152] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added <6>[ 0.507539] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added <6>[ 0.514873] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added <6>[ 0.522120] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added <6>[ 0.529217] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added <6>[ 0.536425] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added <6>[ 0.543689] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added <6>[ 0.550770] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added <6>[ 0.557947] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added <6>[ 0.559465] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized <6>[ 0.572412] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added <6>[ 0.572542] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized <6>[ 0.656785] Kprobes globally optimized <3>[ 0.700670] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517 <6>[ 0.713518] iommu: Default domain type: Translated <6>[ 0.715583] vgaarb: loaded <5>[ 0.721054] SCSI subsystem initialized <6>[ 0.724543] usbcore: registered new interface driver usbfs <6>[ 0.724957] usbcore: registered new interface driver hub <6>[ 0.725311] usbcore: registered new device driver usb <6>[ 0.731023] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.731085] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.731216] PTP clock support registered <6>[ 0.749460] clocksource: Switched to clocksource arch_sys_counter <6>[ 3.033214] NET: Registered protocol family 2 <6>[ 3.034149] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 3.038688] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 3.038952] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 3.039266] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 3.041332] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 3.042797] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 3.043304] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.043671] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.044753] NET: Registered protocol family 1 <6>[ 3.048738] RPC: Registered named UNIX socket transport module. <6>[ 3.048877] RPC: Registered udp transport module. <6>[ 3.048928] RPC: Registered tcp transport module. <6>[ 3.048976] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 3.049060] NET: Registered protocol family 44 <6>[ 3.049150] PCI: CLS 0 bytes, default 64 <6>[ 3.052167] Trying to unpack rootfs image as initramfs... <6>[ 5.540981] Freeing initrd memory: 15888K <6>[ 5.543814] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available <5>[ 5.553261] Initialise system trusted keyrings <6>[ 5.554796] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 5.623279] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 5.628323] NFS: Registering the id_resolver key type <5>[ 5.628650] Key type id_resolver registered <5>[ 5.628779] Key type id_legacy registered <6>[ 5.629872] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 5.630037] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 5.630351] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 5.633321] Key type asymmetric registered <5>[ 5.633541] Asymmetric key parser 'x509' registered <6>[ 5.634152] bounce: pool size: 64 pages <6>[ 5.634383] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 5.634530] io scheduler mq-deadline registered <6>[ 5.634591] io scheduler kyber registered <4>[ 5.635945] test_firmware: interface ready <6>[ 6.137650] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.159943] SuperH (H)SCI(F) driver initialized <6>[ 6.164037] msm_serial: driver initialized <6>[ 6.164877] STMicroelectronics ASC driver initialized <6>[ 6.170840] STM32 USART driver initialized <6>[ 6.173928] stm32-usart 4000e000.serial: rx dma alloc failed <6>[ 6.174000] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma) <6>[ 6.174066] stm32-usart 4000e000.serial: tx dma alloc failed <6>[ 6.174114] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma) <6>[ 6.174380] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart <6>[ 6.176065] serial serial0: tty port ttySTM2 registered <6>[ 6.179743] stm32-usart 40010000.serial: rx dma alloc failed <6>[ 6.179813] stm32-usart 40010000.serial: interrupt mode used for rx (no dma) <6>[ 6.179874] stm32-usart 40010000.serial: tx dma alloc failed <6>[ 6.179923] stm32-usart 40010000.serial: interrupt mode used for tx (no dma) <6>[ 6.180064] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart <6>[ 7.227003] printk: console [ttySTM0] enabled <6>[ 7.236923] stm32-usart 40018000.serial: rx dma alloc failed <6>[ 7.241666] stm32-usart 40018000.serial: interrupt mode used for rx (no dma) <6>[ 7.248825] stm32-usart 40018000.serial: tx dma alloc failed <6>[ 7.254832] stm32-usart 40018000.serial: interrupt mode used for tx (no dma) <6>[ 7.262230] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart <5>[ 7.305900] random: crng init done <6>[ 7.310311] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <6>[ 7.387260] brd: module loaded <6>[ 7.444837] loop: module loaded <6>[ 7.451031] lkdtm: No crash points registered, enable through debugfs <6>[ 7.525970] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.534913] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.538732] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.545448] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.550702] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.571668] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found <6>[ 7.576995] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found <6>[ 7.584181] stm32-dwmac 5800a000.ethernet: PTP uses main clock <6>[ 7.589531] stm32-dwmac 5800a000.ethernet: no reset control found <6>[ 7.598220] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42 <6>[ 7.604249] stm32-dwmac 5800a000.ethernet: DWMAC4/5 <6>[ 7.609377] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported <6>[ 7.616897] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported <6>[ 7.624564] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported <6>[ 7.631722] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported <6>[ 7.638582] stm32-dwmac 5800a000.ethernet: TSO supported <6>[ 7.643890] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer <6>[ 7.652039] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2) <6>[ 7.658733] stm32-dwmac 5800a000.ethernet: TSO feature enabled <6>[ 7.664960] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width <6>[ 7.750406] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.756908] usbcore: registered new interface driver pegasus <6>[ 7.763028] usbcore: registered new interface driver asix <6>[ 7.768499] usbcore: registered new interface driver ax88179_178a <6>[ 7.774986] usbcore: registered new interface driver cdc_ether <6>[ 7.781249] usbcore: registered new interface driver smsc75xx <6>[ 7.787094] usbcore: registered new interface driver smsc95xx <6>[ 7.793140] usbcore: registered new interface driver net1080 <6>[ 7.798974] usbcore: registered new interface driver cdc_subset <6>[ 7.805285] usbcore: registered new interface driver zaurus <6>[ 7.811235] usbcore: registered new interface driver cdc_ncm <6>[ 7.828743] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.834540] ehci-pci: EHCI PCI platform driver <6>[ 7.839108] ehci-platform: EHCI generic platform driver <6>[ 7.846685] ehci-orion: EHCI orion driver <6>[ 7.850559] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.854529] ehci-st: EHCI STMicroelectronics driver <6>[ 7.859774] ehci-exynos: EHCI Exynos driver <6>[ 7.864127] ehci-atmel: EHCI Atmel driver <6>[ 7.868410] tegra-ehci: Tegra EHCI driver <6>[ 7.872828] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.878585] ohci-pci: OHCI PCI platform driver <6>[ 7.883480] ohci-platform: OHCI generic platform driver <6>[ 7.889576] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.893676] ohci-st: OHCI STMicroelectronics driver <6>[ 7.898784] ohci-atmel: OHCI Atmel driver <6>[ 7.906080] usbcore: registered new interface driver usb-storage <3>[ 7.934761] stm32_rtc 5c004000.rtc: IRQ index 1 not found <4>[ 7.939037] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6 <6>[ 7.951472] stm32_rtc 5c004000.rtc: registered as rtc0 <6>[ 7.955663] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:31 UTC (946684831) <4>[ 7.966419] stm32_rtc 5c004000.rtc: Date/Time must be initialized <6>[ 7.971550] stm32_rtc 5c004000.rtc: registered rev:1.2 <6>[ 7.982805] i2c /dev entries driver <6>[ 8.020683] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter <6>[ 8.052922] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter <6>[ 8.095757] stpmic1 2-0033: PMIC Chip Version: 0x10 <6>[ 8.126583] vddcore: supplied by regulator-dummy <6>[ 8.137236] vdd_ddr: supplied by regulator-dummy <6>[ 8.146921] vdd: supplied by regulator-dummy <6>[ 8.156165] v3v3: supplied by regulator-dummy <6>[ 8.164869] vdda: Bringing 1800000uV into 2900000-2900000uV <6>[ 8.172063] vdda: supplied by v3v3 <6>[ 8.180404] v2v8: Bringing 1800000uV into 2800000-2800000uV <6>[ 8.187476] v2v8: supplied by v3v3 <6>[ 8.193906] vtt_ddr: supplied by vdd_ddr <6>[ 8.203826] vdd_usb: supplied by regulator-dummy <6>[ 8.210375] vdd_sd: supplied by v3v3 <6>[ 8.219616] v1v8: Bringing 1000000uV into 1800000-1800000uV <6>[ 8.226583] v1v8: supplied by v3v3 <6>[ 8.231666] vref_ddr: supplied by regulator-dummy <6>[ 8.243121] bst_out: supplied by regulator-dummy <6>[ 8.251221] vbus_otg: supplied by bst_out <6>[ 8.258615] vbus_sw: supplied by bst_out <6>[ 8.278893] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0 <4>[ 8.298469] at24 2-0053: supply vcc not found, using dummy regulator <6>[ 8.308258] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write <6>[ 8.314565] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter <6>[ 8.357391] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully <6>[ 8.398949] sdhci: Secure Digital Host Controller Interface driver <6>[ 8.404146] sdhci: Copyright(c) Pierre Ossman <6>[ 8.409938] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio) <6>[ 8.416837] Synopsys Designware Multimedia Card Interface Driver <6>[ 8.427374] mmci-pl18x 58005000.sdmmc: Got CD GPIO <6>[ 8.431503] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 8.453303] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio) <6>[ 8.470445] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 8.480302] usbcore: registered new interface driver usbhid <6>[ 8.484843] usbhid: USB HID core driver <4>[ 8.498009] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) <4>[ 8.505408] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <4>[ 8.512242] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.517333] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 8.526869] IPv4 over IPsec tunneling driver <4>[ 8.532904] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) <6>[ 8.536908] NET: Registered protocol family 10 <4>[ 8.547217] mmc1: queuing unknown CIS tuple 0x80 (6 bytes) <6>[ 8.551119] Segment Routing with IPv6 <6>[ 8.565593] NET: Registered protocol family 17 <5>[ 8.572084] Key type dns_resolver registered <6>[ 8.575528] ThumbEE CPU extension supported. <5>[ 8.580126] Registering SWP/SWPB emulation handler <5>[ 8.587361] Loading compiled-in X.509 certificates <6>[ 8.603738] mmc0: new high speed SDXC card at address e624 <6>[ 8.613712] mmcblk0: mmc0:e624 SD64G 59.5 GiB <6>[ 8.693897] mmc1: new high speed SDIO card at address 0001 <6>[ 8.846651] stm32-dma 48000000.dma-controller: STM32 DMA driver registered <6>[ 8.863555] stm32-dma 48001000.dma-controller: STM32 DMA driver registered <6>[ 8.888659] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered <6>[ 8.898548] buck-io: supplied by vdd <6>[ 8.903981] usb33: supplied by vdd_usb <6>[ 8.914854] reg11: supplied by buck-io <6>[ 8.919595] reg18: supplied by buck-io <6>[ 8.927532] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0 <4>[ 8.962864] GPT:Primary header thinks Alt. header is not at the end of the disk. <6>[ 8.965362] spi-nor spi0.0: w25q16dw (2048 Kbytes) <4>[ 8.969432] GPT:3204245 != 124735487 <4>[ 8.978248] GPT:Alternate GPT header not at the end of the disk. <4>[ 8.984591] GPT:3204245 != 124735487 <4>[ 8.988325] GPT: Use GNU Parted to correct GPT errors. <6>[ 8.994011] mmcblk0: p1 p2 p3 p4 <4>[ 9.017246] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator <4>[ 9.024977] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator <6>[ 9.168550] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM <6>[ 9.179000] dwc2 49000000.usb-otg: DWC OTG Controller <6>[ 9.183691] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1 <6>[ 9.190932] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000 <6>[ 9.206026] hub 1-0:1.0: USB hub found <6>[ 9.209480] hub 1-0:1.0: 1 port detected <6>[ 9.238744] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller <6>[ 9.244100] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2 <6>[ 9.253835] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000 <6>[ 9.289613] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00 <6>[ 9.301790] hub 2-0:1.0: USB hub found <6>[ 9.304734] hub 2-0:1.0: 2 ports detected <6>[ 9.326168] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio) <6>[ 9.438370] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL) <6>[ 9.452208] dwmac4: Master AXI performs any burst length <6>[ 9.456477] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found <6>[ 9.486789] mmc2: new DDR MMC card at address 0001 <6>[ 9.493618] mmcblk2: mmc2:0001 DG4008 7.28 GiB <6>[ 9.498005] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB <6>[ 9.504358] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB <6>[ 9.520294] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0) <6>[ 9.664488] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported <6>[ 9.674070] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock <6>[ 9.687012] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode <4>[ 9.704859] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 9.711311] GPT:3145727 != 15273599 <4>[ 9.714900] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.721271] GPT:3145727 != 15273599 <4>[ 9.724943] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.730608] mmcblk2: p1 p2 p3 p4 <6>[ 9.821492] usb 2-1: new high-speed USB device number 2 using ehci-platform <6>[ 10.026465] hub 2-1:1.0: USB hub found <6>[ 10.029945] hub 2-1:1.0: 3 ports detected <6>[ 20.183597] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 20.199794] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 20.231230] Sending DHCP requests ..., OK <6>[ 26.992607] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.202 <6>[ 27.000915] IP-Config: Complete: <6>[ 27.004229] device=eth0, hwaddr=80:1f:12:cc:2a:a4, ipaddr=192.168.56.202, mask=255.255.255.0, gw=192.168.56.254 <6>[ 27.015125] host=192.168.56.202, domain=mayfield.sirena.org.uk, nis-domain=(none) <6>[ 27.023332] bootserver=192.168.56.254, rootserver=192.168.56.193, rootpath= <6>[ 27.023363] nameserver0=192.168.56.254 <6>[ 27.035403] ntpserver0=50.205.244.22, ntpserver1=85.199.214.99 <6>[ 27.043214] clk: Disabling unused clocks <6>[ 27.135600] Freeing unused kernel memory: 2048K <6>[ 27.150674] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <5>[ 38.057654] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 38.130754] Bluetooth: Core ver 2.22 <6>[ 38.133484] NET: Registered protocol family 31 <6>[ 38.137909] Bluetooth: HCI device and connection manager initialized <6>[ 38.145309] Bluetooth: HCI socket layer initialized <6>[ 38.149852] Bluetooth: L2CAP socket layer initialized <6>[ 38.155588] Bluetooth: SCO socket layer initialized <6>[ 38.476265] Bluetooth: HCI UART driver ver 2.3 <6>[ 38.479773] Bluetooth: HCI UART protocol H4 registered <6>[ 38.577694] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv]) <6>[ 38.583674] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652 <6>[ 38.611111] Bluetooth: HCI UART protocol Broadcom registered <4>[ 38.617264] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator <4>[ 38.625536] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator <6>[ 38.676583] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS <6>[ 38.825097] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 1 <5>[ 39.091991] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 39.148228] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 39.160459] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 39.168812] cfg80211: failed to load regulatory.db <6>[ 39.191200] Bluetooth: hci0: BCM: chip id 107 <6>[ 39.197244] Bluetooth: hci0: BCM: features 0x2f <6>[ 39.202520] Bluetooth: hci0: BCM4345C0 <6>[ 39.205163] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000 <3>[ 39.213782] Bluetooth: hci0: BCM: firmware Patch file not found, tried: <3>[ 39.219289] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd' <3>[ 39.224710] Bluetooth: hci0: BCM: 'brcm/BCM.hcd' <6>[ 39.480317] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 <4>[ 39.489707] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2 <6>[ 39.808339] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 2 <6>[ 39.835593] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 39.888647] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <3>[ 40.560544] 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: 192.168.56.202 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>[ 45.180187] systemd[1]: System time before build time, advancing clock. <30>[ 45.606915] 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>[ 45.644875] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m! <30>[ 45.727789] systemd[1]: Hostname set to . <30>[ 49.862747] systemd[1]: Queued start job for default target graphical.target. <30>[ 49.890472] 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>[ 49.945948] 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>[ 49.995841] 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>[ 50.044357] 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>[ 50.093379] 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>[ 50.142378] 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>[ 50.191025] 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>[ 50.210250] systemd[1]: Expecting device dev-ttySTM0.device - /dev/ttySTM0... Expecting device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0... <30>[ 50.250336] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes. <30>[ 50.290435] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes. <30>[ 50.340500] systemd[1]: Reached target paths.target - Path Units. [[0;32m OK [0m] Reached target [0;1;39mpaths.target[0m - Path Units. <30>[ 50.380325] 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>[ 50.420230] systemd[1]: Reached target slices.target - Slice Units. [[0;32m OK [0m] Reached target [0;1;39mslices.target[0m - Slice Units. <30>[ 50.460447] systemd[1]: Reached target swap.target - Swaps. [[0;32m OK [0m] Reached target [0;1;39mswap.target[0m - Swaps. <30>[ 50.500645] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes. <30>[ 50.542889] 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>[ 50.673964] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 50.695263] 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>[ 50.745663] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket. <30>[ 50.795949] 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>[ 50.850858] 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>[ 50.894084] 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>[ 50.943082] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages). <30>[ 50.958752] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue). <30>[ 50.990298] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System... <30>[ 51.048265] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System... <30>[ 51.098578] 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>[ 51.175449] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs... <30>[ 51.302200] 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>[ 51.386729] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm... <30>[ 51.451914] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 51.521610] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse... <30>[ 51.598711] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... <6>[ 51.699755] fuse: init (API version 7.32) <30>[ 51.732278] systemd[1]: Starting systemd-journald.service - Journal Service... Starting [0;1;39msystemd-journald.service[0m - Journal Service... <30>[ 51.819126] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules... <30>[ 51.905692] 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>[ 51.963661] 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>[ 52.050742] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 52.241758] 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>[ 52.320944] 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>[ 52.402494] 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>[ 52.623042] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 52.645360] 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>[ 52.731737] systemd[1]: modprobe@dm_mod.service: Deactivated successfully. <30>[ 52.754128] 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>[ 52.832045] systemd[1]: modprobe@drm.service: Deactivated successfully. <30>[ 52.853163] 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>[ 52.931317] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. <30>[ 52.953283] 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>[ 53.031716] systemd[1]: modprobe@fuse.service: Deactivated successfully. <30>[ 53.053706] systemd[1]: Finished modprobe@fuse.service - Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mmodprobe@fuse.service[0m - Load Kernel Module fuse. <30>[ 53.131458] systemd[1]: modprobe@loop.service: Deactivated successfully. <30>[ 53.155285] systemd[1]: Finished modprobe@loop.service - Load Kernel Module loop. [[0;32m OK [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop. <30>[ 53.217332] systemd[1]: Finished systemd-modules-load.service - Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39msystemd-modules-l…service[0m - Load Kernel Modules. <30>[ 53.267325] systemd[1]: Finished systemd-network-generator.service - Generate network units from Kernel command line. [[0;32m OK [0m] Finished [0;1;39msystemd-network-g…rk units from Kernel command line. <30>[ 53.303622] systemd[1]: Started systemd-journald.service - Journal Service. [[0;32m OK [0m] Started [0;1;39msystemd-journald.service[0m - Journal Service. [[0;32m OK [0m] Finished [0;1;39msystemd-remount-f…ount Root and Kernel File Systems. [[0;32m OK [0m] Reached target [0;1;39mnetwork-pre…get[0m - Preparation for Network. Mounting [0;1;39msys-fs-fuse-conne…[0m - FUSE Control File System... Mounting [0;1;39msys-kernel-config…ernel Configuration File System... Starting [0;1;39msystemd-journal-f…h Journal to Persistent Storage... Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed... Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables... Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users... <46>[ 54.118974] systemd-journald[215]: Received client request to flush runtime journal. [[0;32m OK [0m] Mounted [0;1;39msys-fs-fuse-connec…nt[0m - FUSE Control File System. [[0;32m OK [0m] Mounted [0;1;39msys-kernel-config.… Kernel Configuration File System. [[0;32m OK [0m] Finished [0;1;39msystemd-random-se…rvice[0m - Load/Save Random Seed. [[0;32m OK [0m] Finished [0;1;39msystemd-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>[ 62.195680] systemd-journald[215]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation. <46>[ 62.215718] systemd-journald[215]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating. [[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (14s / 1min 30s) M [K[[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (14s / 1min 30s) M [K[[0;31m*[0;1;31m*[0m[0;31m* [0m] (1 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 systemd-udev-trigger.s…ice/start running (15s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (16s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 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 dev-ttySTM0.device/start running (17s / 1min 30s) M [K[ [0;31m*[0m] (1 of 2) Job dev-ttySTM0.device/start running (17s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m] (1 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 systemd-udev-trigger.s…ice/start running (19s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (20s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (21s / no limit) 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... Starting [0;1;39msystemd-rfkill.se…Load/Save RF Kill Switch Status... [[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-user-sess…vice[0m - Permit User Sessions... [[0;32m OK [0m] Started [0;1;39msystemd-rfkill.ser…- Load/Save RF Kill Switch Status. [[0;32m OK [0m] Finished [0;1;39malsa-restore.serv…m - Save/Restore Sound Card State. [[0;32m OK [0m] Reached target [0;1;39msound.target[0m - Sound Card. [[0;32m OK [0m] Finished [0;1;39msystemd-user-sess…ervice[0m - Permit User Sessions. [[0;32m OK [0m] Started [0;1;39mdbus.service[0m - D-Bus System Message Bus. [[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 5.10.226-cip52 #1 SMP Mon Sep 16 16:12:17 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/733885/extract-nfsrootfs-jnb6w02l' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/733885/extract-nfsrootfs-jnb6w02l' / # 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-733885/environment . /lava-733885/environment / # /lava-733885/bin/lava-test-runner /lava-733885/0 /lava-733885/bin/lava-test-runner /lava-733885/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-733885/0/tests/0_timesync-off ++ cat uuid + UUID=733885_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-733885/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=733885_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/v5.10.224-cip52-338-gd71bf444e651b/arm/multi_v7_defconfig+kselftest/gcc-12/kselftest.tar.xz -L '' -S /dev/null -b stm32mp157a-dhcor-avenger96 -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 -E '' INFO: install_deps skipped --2024-09-16 17:19:32-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.224-cip52-338-gd71bf444e651b/arm/multi_v7_defconfig+kselftest/gcc-12/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82 Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1655928 (1.6M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 3%[ ] 49.92K 185KB/s kselftest_armhf.tar 13%[=> ] 218.67K 405KB/s kselftest_armhf.tar 55%[==========> ] 893.67K 1.08MB/s kselftest_armhf.tar 100%[===================>] 1.58M 1.84MB/s in 0.9s 2024-09-16 17:19:33 (1.84 MB/s) - 'kselftest_armhf.tar.gz' saved [1655928/1655928] 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>[ 122.121075] 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>[ 123.868066] lkdtm: Performing direct entry BUG <4>[ 123.872069] ------------[ cut here ]------------ <2>[ 123.876548] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 123.882055] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 123.887474] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 123.926551] CPU: 1 PID: 663 Comm: cat Not tainted 5.10.226-cip52 #1 <4>[ 123.933098] Hardware name: STM32 (Device Tree Support) <4>[ 123.938535] PC is at lkdtm_BUG+0x14/0x18 <4>[ 123.942717] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 123.947432] pc : [] lr : [] psr: a0080013 <4>[ 123.953986] sp : c4f25e58 ip : c4f25e68 fp : c4f25e64 <4>[ 123.959492] r10: 00000004 r9 : 00000001 r8 : c4f25f60 <4>[ 123.964999] r7 : 00000004 r6 : c15ec378 r5 : c1ad2848 r4 : c570d000 <4>[ 123.971816] r3 : c0c66ecc r2 : 17c46d5d r1 : ef7aa5e0 r0 : c15ec380 <4>[ 123.978636] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 123.986064] Control: 10c5387d Table: c611006a DAC: 00000051 <0>[ 123.992097] Process cat (pid: 663, stack limit = 0x8345d240) <0>[ 123.998035] Stack: (0xc4f25e58 to 0xc4f26000) <0>[ 124.002670] 5e40: c4f25e74 c4f25e68 <0>[ 124.011151] 5e60: c0c66988 c0c66ed8 c4f25e9c c4f25e78 c0c66e60 c0c66968 c0c66d4c c4a98140 <0>[ 124.019628] 5e80: b6e9e000 00000004 c3acf000 c4f25f60 c4f25ec4 c4f25ea0 c07eef94 c0c66d58 <0>[ 124.028104] 5ea0: c4a98140 c07eef30 b6e9e000 c290d000 c4f25f60 c4f24000 c4f25f5c c4f25ec8 <0>[ 124.036582] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c4f24000 <0>[ 124.045059] 5ee0: b6e9e000 00020000 00000004 00000004 0001fffc c4f25ee0 00000001 00000000 <0>[ 124.053536] 5f00: c5319780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 124.062014] 5f20: 00000000 00000000 c13c0eac 17c46d5d c206b700 c4a98140 c4a98140 c4f24000 <0>[ 124.070492] 5f40: 00000004 00000000 00000000 00000004 c4f25f94 c4f25f60 c05a2e70 c05a2788 <0>[ 124.078969] 5f60: 00000000 00000000 c4f25fac 17c46d5d 00000004 00000004 7ff00000 00000004 <0>[ 124.087446] 5f80: c03002e4 c4f24000 c4f25fa4 c4f25f98 c05a2f00 c05a2df8 00000000 c4f25fa8 <0>[ 124.095923] 5fa0: c03000c0 c05a2ef4 00000004 00000004 00000001 b6e9e000 00000004 00000001 <0>[ 124.104400] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9e000 00020000 004bfe38 <0>[ 124.112879] 5fe0: 00000004 bed807e8 b6f6433b b6edd616 60080030 00000001 00000000 00000000 <0>[ 124.121348] Backtrace: <0>[ 124.124074] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 124.131941] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 124.140244] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 124.148454] r9:c4f25f60 r8:c3acf000 r7:00000004 r6:b6e9e000 r5:c4a98140 r4:c0c66d4c <0>[ 124.156499] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 124.164623] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6e9e000 r5:c07eef30 r4:c4a98140 <0>[ 124.172667] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 124.180095] r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c4f24000 r5:c4a98140 <0>[ 124.188215] r4:c4a98140 <0>[ 124.191024] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 124.198451] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <0>[ 124.206496] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 124.214350] Exception stack(0xc4f25fa8 to 0xc4f25ff0) <0>[ 124.219687] 5fa0: 00000004 00000004 00000001 b6e9e000 00000004 00000001 <0>[ 124.228169] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9e000 00020000 004bfe38 <0>[ 124.236643] 5fe0: 00000004 bed807e8 b6f6433b b6edd616 <0>[ 124.241978] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 124.248360] ---[ end trace fd303ed09a41d543 ]--- <3>[ 124.253251] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 124.262424] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 663, name: cat <4>[ 124.270374] INFO: lockdep is turned off. <4>[ 124.274571] irq event stamp: 1620 <4>[ 124.278167] hardirqs last enabled at (1619): [] console_unlock+0x684/0x700 <4>[ 124.286293] hardirqs last disabled at (1620): [] __und_svc+0x60/0x6c <4>[ 124.293810] softirqs last enabled at (1616): [] __do_softirq+0x340/0x5d8 <4>[ 124.301765] softirqs last disabled at (1607): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 124.309893] CPU: 1 PID: 663 Comm: cat Tainted: G D 5.10.226-cip52 #1 <4>[ 124.317840] Hardware name: STM32 (Device Tree Support) <4>[ 124.323258] Backtrace: <4>[ 124.325987] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 124.333842] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1cf58 <4>[ 124.339792] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 124.347396] [] (dump_stack) from [] (___might_sleep+0x18c/0x2e4) <4>[ 124.355433] r9:00000001 r8:c4f25ce0 r7:c035d62c r6:00000031 r5:c19ce704 r4:c4f24000 <4>[ 124.363477] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 124.371598] r6:00000000 r5:00000031 r4:c19ce704 <4>[ 124.376505] [] (__might_sleep) from [] (exit_signals+0x5c/0x424) <4>[ 124.384536] r6:00000000 r5:c4f24000 r4:c4c42880 <4>[ 124.389441] [] (exit_signals) from [] (do_exit+0x104/0xb24) <4>[ 124.397040] r9:0000000b r8:bf000000 r7:ffffe000 r6:c4f25d28 r5:00000000 r4:c4c42880 <4>[ 124.405084] [] (do_exit) from [] (make_task_dead+0x58/0x64) <4>[ 124.412675] r7:c1e1c94c <4>[ 124.415483] [] (make_task_dead) from [] (die+0x36c/0x378) <4>[ 124.422911] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 124.430254] r10:00000004 r9:c4f24000 r8:c4f25f60 r7:00000000 r6:c4f25dc8 r5:c0c66ee0 <4>[ 124.438372] r4:e7f001f2 <4>[ 124.441179] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 124.449387] Exception stack(0xc4f25dc8 to 0xc4f25e10) <4>[ 124.454724] 5dc0: c15ec380 ef7aa5e0 17c46d5d c0c66ecc c570d000 c1ad2848 <4>[ 124.463204] 5de0: c15ec378 00000004 c4f25f60 00000001 00000004 c4f25e64 c4f25e68 c4f25e58 <4>[ 124.471678] 5e00: c0c66988 c0c66ee0 a0080013 ffffffff <4>[ 124.477011] r7:c4f25dfc r6:ffffffff r5:a0080013 r4:c0c66ee4 <4>[ 124.482964] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 124.490829] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 124.499133] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 124.507344] r9:c4f25f60 r8:c3acf000 r7:00000004 r6:b6e9e000 r5:c4a98140 r4:c0c66d4c <4>[ 124.515388] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 124.523513] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6e9e000 r5:c07eef30 r4:c4a98140 <4>[ 124.531553] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 124.538979] r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c4f24000 r5:c4a98140 <4>[ 124.547097] r4:c4a98140 <4>[ 124.549904] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 124.557331] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <4>[ 124.565373] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 124.573231] Exception stack(0xc4f25fa8 to 0xc4f25ff0) <4>[ 124.578568] 5fa0: 00000004 00000004 00000001 b6e9e000 00000004 00000001 <4>[ 124.587049] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9e000 00020000 004bfe38 <4>[ 124.595522] 5fe0: 00000004 bed807e8 b6f6433b b6edd616 # Segmentation fault # [ 123.868066] lkdtm: Performing direct entry BUG # [ 123.872069] ------------[ cut here ]------------ # [ 123.876548] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 123.882055] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 123.887474] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 123.926551] CPU: 1 PID: 663 Comm: cat Not tainted 5.10.226-cip52 #1 # [ 123.933098] Hardware name: STM32 (Device Tree Support) # [ 123.938535] PC is at lkdtm_BUG+0x14/0x18 # [ 123.942717] LR is at lkdtm_do_action+0x2c/0x4c # [ 123.947432] pc : [] lr : [] psr: a0080013 # [ 123.953986] sp : c4f25e58 ip : c4f25e68 fp : c4f25e64 # [ 123.959492] r10: 00000004 r9 : 00000001 r8 : c4f25f60 # [ 123.964999] r7 : 00000004 r6 : c15ec378 r5 : c1ad2848 r4 : c570d000 # [ 123.971816] r3 : c0c66ecc r2 : 17c46d5d r1 : ef7aa5e0 r0 : c15ec380 # [ 123.978636] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 123.986064] Control: 10c5387d Table: c611006a DAC: 00000051 # [ 123.992097] Process cat (pid: 663, stack limit = 0x8345d240) # [ 123.998035] Stack: (0xc4f25e58 to 0xc4f26000) # [ 124.002670] 5e40: c4f25e74 c4f25e68 # [ 124.011151] 5e60: c0c66988 c0c66ed8 c4f25e9c c4f25e78 c0c66e60 c0c66968 c0c66d4c c4a98140 # [ 124.019628] 5e80: b6e9e000 00000004 c3acf000 c4f25f60 c4f25ec4 c4f25ea0 c07eef94 c0c66d58 # [ 124.028104] 5ea0: c4a98140 c07eef30 b6e9e000 c290d000 c4f25f60 c4f24000 c4f25f5c c4f25ec8 # [ 124.036582] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c4f24000 # [ 124.045059] 5ee0: b6e9e000 00020000 00000004 00000004 0001fffc c4f25ee0 00000001 00000000 # [ 124.053536] 5f00: c5319780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 124.062014] 5f20: 00000000 00000000 c13c0eac 17c46d5d c206b700 c4a98140 c4a98140 c4f24000 # [ 124.070492] 5f40: 00000004 00000000 00000000 00000004 c4f25f94 c4f25f60 c05a2e70 c05a2788 # [ 124.078969] 5f60: 00000000 00000000 c4f25fac 17c46d5d 00000004 00000004 7ff00000 00000004 # [ 124.087446] 5f80: c03002e4 c4f24000 c4f25fa4 c4f25f98 c05a2f00 c05a2df8 00000000 c4f25fa8 # [ 124.095923] 5fa0: c03000c0 c05a2ef4 00000004 00000004 00000001 b6e9e000 00000004 00000001 # [ 124.104400] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9e000 00020000 004bfe38 # [ 124.112879] 5fe0: 00000004 bed807e8 b6f6433b b6edd616 60080030 00000001 00000000 00000000 # [ 124.121348] Backtrace: # [ 124.124074] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.131941] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 124.140244] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.148454] r9:c4f25f60 r8:c3acf000 r7:00000004 r6:b6e9e000 r5:c4a98140 r4:c0c66d4c # [ 124.156499] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 124.164623] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6e9e000 r5:c07eef30 r4:c4a98140 # [ 124.172667] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 124.180095] r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c4f24000 r5:c4a98140 # [ 124.188215] r4:c4a98140 # [ 124.191024] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.198451] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 124.206496] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.214350] Exception stack(0xc4f25fa8 to 0xc4f25ff0) # [ 124.219687] 5fa0: 00000004 00000004 00000001 b6e9e000 00000004 00000001 # [ 124.228169] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9e000 00020000 004bfe38 # [ 124.236643] 5fe0: 00000004 bed807e8 b6f6433b b6edd616 # [ 124.241978] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 124.248360] ---[ end trace fd303ed09a41d543 ]--- # [ 124.253251] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 124.262424] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 663, name: cat # [ 124.270374] INFO: lockdep is turned off. # [ 124.274571] irq event stamp: 1620 # [ 124.278167] hardirqs last enabled at (1619): [] console_unlock+0x684/0x700 # [ 124.286293] hardirqs last disabled at (1620): [] __und_svc+0x60/0x6c # [ 124.293810] softirqs last enabled at (1616): [] __do_softirq+0x340/0x5d8 # [ 124.301765] softirqs last disabled at (1607): [] __irq_exit_rcu+0x178/0x1d0 # [ 124.309893] CPU: 1 PID: 663 Comm: cat Tainted: G D 5.10.226-cip52 #1 # [ 124.317840] Hardware name: STM32 (Device Tree Support) # [ 124.323258] Backtrace: # [ 124.325987] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.333842] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1cf58 # [ 124.339792] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.347396] [] (dump_stack) from [] (___might_sleep+0x18c/0x2e4) # [ 124.355433] r9:00000001 r8:c4f25ce0 r7:c035d62c r6:00000031 r5:c19ce704 r4:c4f24000 # [ 124.363477] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 124.371598] r6:00000000 r5:00000031 r4:c19ce704 # [ 124.376505] [] (__might_sleep) from [] (exit_signals+0x5c/0x424) # [ 124.384536] r6:00000000 r5:c4f24000 r4:c4c42880 # [ 124.389441] [] (exit_signals) from [] (do_exit+0x104/0xb24) # [ 124.397040] r9:0000000b r8:bf000000 r7:ffffe000 r6:c4f25d28 r5:00000000 r4:c4c42880 # [ 124.405084] [] (do_exit) from [] (make_task_dead+0x58/0x64) # [ 124.412675] r7:c1e1c94c # [ 124.415483] [] (make_task_dead) from [] (die+0x36c/0x378) # [ 124.422911] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 124.430254] r10:00000004 r9:c4f24000 r8:c4f25f60 r7:00000000 r6:c4f25dc8 r5:c0c66ee0 # [ 124.438372] r4:e7f001f2 # [ 124.441179] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 124.449387] Exception stack(0xc4f25dc8 to 0xc4f25e10) # [ 124.454724] 5dc0: c15ec380 ef7aa5e0 17c46d5d c0c66ecc c570d000 c1ad2848 # [ 124.463204] 5de0: c15ec378 00000004 c4f25f60 00000001 00000004 c4f25e64 c4f25e68 c4f25e58 # [ 124.471678] 5e00: c0c66988 c0c66ee0 a0080013 ffffffff # [ 124.477011] r7:c4f25dfc r6:ffffffff r5:a0080013 r4:c0c66ee4 # [ 124.482964] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.490829] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 124.499133] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.507344] r9:c4f25f60 r8:c3acf000 r7:00000004 r6:b6e9e000 r5:c4a98140 r4:c0c66d4c # [ 124.515388] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 124.523513] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6e9e000 r5:c07eef30 r4:c4a98140 # [ 124.531553] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 124.538979] r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c4f24000 r5:c4a98140 # [ 124.547097] r4:c4a98140 # [ 124.549904] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.557331] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 124.565373] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.573231] Exception stack(0xc4f25fa8 to 0xc4f25ff0) # [ 124.578568] 5fa0: 00000004 00000004 00000001 b6e9e000 00000004 00000001 # [ 124.587049] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9e000 00020000 004bfe38 # [ 124.595522] 5fe0: 00000004 bed807e8 b6f6433b b6edd616 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh <6>[ 125.562655] lkdtm: Performing direct entry WARNING <4>[ 125.566300] ------------[ cut here ]------------ <4>[ 125.571404] WARNING: CPU: 1 PID: 735 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c <4>[ 125.580003] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 125.619107] CPU: 1 PID: 735 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 125.626942] Hardware name: STM32 (Device Tree Support) <4>[ 125.632354] Backtrace: <4>[ 125.635087] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 125.642933] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 125.648882] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 125.656483] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 125.663732] r9:00000000 r8:00000009 r7:00000053 r6:00000009 r5:c0c66f2c r4:c1ad2f04 <4>[ 125.671773] [] (__warn) from [] (warn_slowpath_fmt+0x84/0xcc) <4>[ 125.679545] r7:c0c66f2c r6:00000053 r5:c1ad2f04 r4:c601c000 <4>[ 125.685494] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) <4>[ 125.693878] r10:00000008 r9:00000002 r8:c601df60 r7:00000008 r6:c15ec378 r5:c1ad284c <4>[ 125.701993] r4:c4e8b000 <4>[ 125.704802] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 125.713016] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 125.721319] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 125.729528] r9:c601df60 r8:c3acf000 r7:00000008 r6:b6de9000 r5:c5698a00 r4:c0c66d4c <4>[ 125.737571] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 125.745693] r9:c601c000 r8:c601df60 r7:c290d000 r6:b6de9000 r5:c07eef30 r4:c5698a00 <4>[ 125.753735] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 125.761160] r10:00000004 r9:00000000 r8:00000000 r7:00000008 r6:c601c000 r5:c5698a00 <4>[ 125.769277] r4:c5698a00 <4>[ 125.772085] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 125.779511] r9:c601c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 <4>[ 125.787554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 125.795409] Exception stack(0xc601dfa8 to 0xc601dff0) <4>[ 125.800746] dfa0: 00000008 00000008 00000001 b6de9000 00000008 00000001 <4>[ 125.809224] dfc0: 00000008 00000008 7ff00000 00000004 00000001 b6de9000 00020000 0050fe38 <4>[ 125.817695] dfe0: 00000004 befe37e8 b6eaf33b b6e28616 <4>[ 125.823107] irq event stamp: 0 <4>[ 125.826367] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 125.832295] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 125.840074] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 125.847819] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 125.853711] ---[ end trace fd303ed09a41d544 ]--- # [ 125.562655] lkdtm: Performing direct entry WARNING # [ 125.566300] ------------[ cut here ]------------ # [ 125.571404] WARNING: CPU: 1 PID: 735 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 125.580003] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 125.619107] CPU: 1 PID: 735 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 125.626942] Hardware name: STM32 (Device Tree Support) # [ 125.632354] Backtrace: # [ 125.635087] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.642933] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 125.648882] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.656483] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 125.663732] r9:00000000 r8:00000009 r7:00000053 r6:00000009 r5:c0c66f2c r4:c1ad2f04 # [ 125.671773] [] (__warn) from [] (warn_slowpath_fmt+0x84/0xcc) # [ 125.679545] r7:c0c66f2c r6:00000053 r5:c1ad2f04 r4:c601c000 # [ 125.685494] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 125.693878] r10:00000008 r9:00000002 r8:c601df60 r7:00000008 r6:c15ec378 r5:c1ad284c # [ 125.701993] r4:c4e8b000 # [ 125.704802] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.713016] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 125.721319] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.729528] r9:c601df60 r8:c3acf000 r7:00000008 r6:b6de9000 r5:c5698a00 r4:c0c66d4c # [ 125.737571] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 125.745693] r9:c601c000 r8:c601df60 r7:c290d000 r6:b6de9000 r5:c07eef30 r4:c5698a00 # [ 125.753735] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 125.761160] r10:00000004 r9:00000000 r8:00000000 r7:00000008 r6:c601c000 r5:c5698a00 # [ 125.769277] r4:c5698a00 # [ 125.772085] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.779511] r9:c601c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 # [ 125.787554] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.795409] Exception stack(0xc601dfa8 to 0xc601dff0) # [ 125.800746] dfa0: 00000008 00000008 00000001 b6de9000 00000008 00000001 # [ 125.809224] dfc0: 00000008 00000008 7ff00000 00000004 00000001 b6de9000 00020000 0050fe38 # [ 125.817695] dfe0: 00000004 befe37e8 b6eaf33b b6e28616 # [ 125.823107] irq event stamp: 0 # [ 125.826367] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.832295] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 125.840074] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 125.847819] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.853711] ---[ end trace fd303ed09a41d544 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh <6>[ 126.533162] lkdtm: Performing direct entry WARNING_MESSAGE <4>[ 126.537507] ------------[ cut here ]------------ <4>[ 126.542606] WARNING: CPU: 0 PID: 771 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 <4>[ 126.551938] Warning message trigger count: 2 <4>[ 126.556383] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 126.595549] CPU: 0 PID: 771 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 126.603405] Hardware name: STM32 (Device Tree Support) <4>[ 126.608821] Backtrace: <4>[ 126.611556] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 126.619404] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 126.625354] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 126.632958] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 126.640207] r9:c1ad2f20 r8:00000009 r7:00000058 r6:00000009 r5:c0c66f7c r4:c1ad2f04 <4>[ 126.648249] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 126.656024] r7:c0c66f7c r6:00000058 r5:c1ad2f04 r4:c547a000 <4>[ 126.661976] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) <4>[ 126.671058] r10:00000010 r9:00000003 r8:c547bf60 r7:00000010 r6:c15ec378 r5:c1ad2854 <4>[ 126.679176] r4:c567d000 <4>[ 126.681987] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 126.690901] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 126.699208] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 126.707418] r9:c547bf60 r8:c3acf000 r7:00000010 r6:b6e8d000 r5:c4f9a640 r4:c0c66d4c <4>[ 126.715463] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 126.723586] r9:c547a000 r8:c547bf60 r7:c290d000 r6:b6e8d000 r5:c07eef30 r4:c4f9a640 <4>[ 126.731629] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 126.739056] r10:00000004 r9:00000000 r8:00000000 r7:00000010 r6:c547a000 r5:c4f9a640 <4>[ 126.747176] r4:c4f9a640 <4>[ 126.749984] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 126.757412] r9:c547a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 <4>[ 126.765455] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 126.773311] Exception stack(0xc547bfa8 to 0xc547bff0) <4>[ 126.778648] bfa0: 00000010 00000010 00000001 b6e8d000 00000010 00000001 <4>[ 126.787127] bfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e8d000 00020000 0046fe38 <4>[ 126.795600] bfe0: 00000004 beeb67e8 b6f5333b b6ecc616 <4>[ 126.801020] irq event stamp: 0 <4>[ 126.804272] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 126.810205] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 126.817948] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 126.825781] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 126.831577] ---[ end trace fd303ed09a41d545 ]--- # [ 126.533162] lkdtm: Performing direct entry WARNING_MESSAGE # [ 126.537507] ------------[ cut here ]------------ # [ 126.542606] WARNING: CPU: 0 PID: 771 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 126.551938] Warning message trigger count: 2 # [ 126.556383] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 126.595549] CPU: 0 PID: 771 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 126.603405] Hardware name: STM32 (Device Tree Support) # [ 126.608821] Backtrace: # [ 126.611556] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 126.619404] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 126.625354] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 126.632958] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 126.640207] r9:c1ad2f20 r8:00000009 r7:00000058 r6:00000009 r5:c0c66f7c r4:c1ad2f04 # [ 126.648249] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 126.656024] r7:c0c66f7c r6:00000058 r5:c1ad2f04 r4:c547a000 # [ 126.661976] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 126.671058] r10:00000010 r9:00000003 r8:c547bf60 r7:00000010 r6:c15ec378 r5:c1ad2854 # [ 126.679176] r4:c567d000 # [ 126.681987] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.690901] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 126.699208] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.707418] r9:c547bf60 r8:c3acf000 r7:00000010 r6:b6e8d000 r5:c4f9a640 r4:c0c66d4c # [ 126.715463] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 126.723586] r9:c547a000 r8:c547bf60 r7:c290d000 r6:b6e8d000 r5:c07eef30 r4:c4f9a640 # [ 126.731629] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 126.739056] r10:00000004 r9:00000000 r8:00000000 r7:00000010 r6:c547a000 r5:c4f9a640 # [ 126.747176] r4:c4f9a640 # [ 126.749984] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.757412] r9:c547a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 # [ 126.765455] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.773311] Exception stack(0xc547bfa8 to 0xc547bff0) # [ 126.778648] bfa0: 00000010 00000010 00000001 b6e8d000 00000010 00000001 # [ 126.787127] bfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e8d000 00020000 0046fe38 # [ 126.795600] bfe0: 00000004 beeb67e8 b6f5333b b6ecc616 # [ 126.801020] irq event stamp: 0 # [ 126.804272] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 126.810205] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 126.817948] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 126.825781] softirqs last disabled at (0): [<00000000>] 0x0 # [ 126.831577] ---[ end trace fd303ed09a41d545 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <6>[ 127.508445] lkdtm: Performing direct entry EXCEPTION <1>[ 127.512416] 8<--- cut here --- <1>[ 127.515582] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 127.524163] pgd = ec891e01 <1>[ 127.526941] [00000000] *pgd=00000000 <0>[ 127.530888] Internal error: Oops: 805 [#2] SMP ARM <4>[ 127.535860] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 127.574924] CPU: 0 PID: 804 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 127.582865] Hardware name: STM32 (Device Tree Support) <4>[ 127.588303] PC is at lkdtm_EXCEPTION+0x18/0x20 <4>[ 127.593009] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 127.597723] pc : [] lr : [] psr: a0080013 <4>[ 127.604275] sp : c5799e58 ip : c5799e68 fp : c5799e64 <4>[ 127.609780] r10: 0000000a r9 : 00000004 r8 : c5799f60 <4>[ 127.615286] r7 : 0000000a r6 : c15ec378 r5 : c1ad2864 r4 : c567d000 <4>[ 127.622104] r3 : 00000000 r2 : 84b63a1b r1 : ef7955e0 r0 : c15ec398 <4>[ 127.628923] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 127.636351] Control: 10c5387d Table: c617c06a DAC: 00000051 <0>[ 127.642387] Process cat (pid: 804, stack limit = 0x2c21d34b) <0>[ 127.648325] Stack: (0xc5799e58 to 0xc579a000) <0>[ 127.652960] 9e40: c5799e74 c5799e68 <0>[ 127.661442] 9e60: c0c66988 c0c66f90 c5799e9c c5799e78 c0c66e60 c0c66968 c0c66d4c c4faf140 <0>[ 127.669920] 9e80: b6e8f000 0000000a c3acf000 c5799f60 c5799ec4 c5799ea0 c07eef94 c0c66d58 <0>[ 127.678398] 9ea0: c4faf140 c07eef30 b6e8f000 c290d000 c5799f60 c5798000 c5799f5c c5799ec8 <0>[ 127.686875] 9ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c5798000 <0>[ 127.695353] 9ee0: b6e8f000 00020000 00000004 0000000a 0001fff6 c5799ee0 00000001 00000000 <0>[ 127.703831] 9f00: c4faf780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 127.712311] 9f20: 00000000 00000000 c13c0eac 84b63a1b c206b700 c4faf140 c4faf140 c5798000 <0>[ 127.720787] 9f40: 0000000a 00000000 00000000 00000004 c5799f94 c5799f60 c05a2e70 c05a2788 <0>[ 127.729265] 9f60: 00000000 00000000 c5799fac 84b63a1b 0000000a 0000000a 7ff00000 00000004 <0>[ 127.737743] 9f80: c03002e4 c5798000 c5799fa4 c5799f98 c05a2f00 c05a2df8 00000000 c5799fa8 <0>[ 127.746220] 9fa0: c03000c0 c05a2ef4 0000000a 0000000a 00000001 b6e8f000 0000000a 00000001 <0>[ 127.754696] 9fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e8f000 00020000 0050fe38 <0>[ 127.763174] 9fe0: 00000004 bef027e8 b6f5533b b6ece616 60080030 00000001 00000000 00000000 <0>[ 127.771640] Backtrace: <0>[ 127.774366] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 127.782757] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 127.791058] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 127.799268] r9:c5799f60 r8:c3acf000 r7:0000000a r6:b6e8f000 r5:c4faf140 r4:c0c66d4c <0>[ 127.807310] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 127.815432] r9:c5798000 r8:c5799f60 r7:c290d000 r6:b6e8f000 r5:c07eef30 r4:c4faf140 <0>[ 127.823473] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 127.830900] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c5798000 r5:c4faf140 <0>[ 127.839019] r4:c4faf140 <0>[ 127.841834] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 127.849255] r9:c5798000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 127.857299] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 127.865149] Exception stack(0xc5799fa8 to 0xc5799ff0) <0>[ 127.870484] 9fa0: 0000000a 0000000a 00000001 b6e8f000 0000000a 00000001 <0>[ 127.878962] 9fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e8f000 00020000 0050fe38 <0>[ 127.887433] 9fe0: 00000004 bef027e8 b6f5533b b6ece616 <0>[ 127.892768] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 127.899278] ---[ end trace fd303ed09a41d546 ]--- # Segmentation fault # [ 127.508445] lkdtm: Performing direct entry EXCEPTION # [ 127.512416] 8<--- cut here --- # [ 127.515582] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 127.524163] pgd = ec891e01 # [ 127.526941] [00000000] *pgd=00000000 # [ 127.530888] Internal error: Oops: 805 [#2] SMP ARM # [ 127.535860] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 127.574924] CPU: 0 PID: 804 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 127.582865] Hardware name: STM32 (Device Tree Support) # [ 127.588303] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 127.593009] LR is at lkdtm_do_action+0x2c/0x4c # [ 127.597723] pc : [] lr : [] psr: a0080013 # [ 127.604275] sp : c5799e58 ip : c5799e68 fp : c5799e64 # [ 127.609780] r10: 0000000a r9 : 00000004 r8 : c5799f60 # [ 127.615286] r7 : 0000000a r6 : c15ec378 r5 : c1ad2864 r4 : c567d000 # [ 127.622104] r3 : 00000000 r2 : 84b63a1b r1 : ef7955e0 r0 : c15ec398 # [ 127.628923] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 127.636351] Control: 10c5387d Table: c617c06a DAC: 00000051 # [ 127.642387] Process cat (pid: 804, stack limit = 0x2c21d34b) # [ 127.648325] Stack: (0xc5799e58 to 0xc579a000) # [ 127.652960] 9e40: c5799e74 c5799e68 # [ 127.661442] 9e60: c0c66988 c0c66f90 c5799e9c c5799e78 c0c66e60 c0c66968 c0c66d4c c4faf140 # [ 127.669920] 9e80: b6e8f000 0000000a c3acf000 c5799f60 c5799ec4 c5799ea0 c07eef94 c0c66d58 # [ 127.678398] 9ea0: c4faf140 c07eef30 b6e8f000 c290d000 c5799f60 c5798000 c5799f5c c5799ec8 # [ 127.686875] 9ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c5798000 # [ 127.695353] 9ee0: b6e8f000 00020000 00000004 0000000a 0001fff6 c5799ee0 00000001 00000000 # [ 127.703831] 9f00: c4faf780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 127.712311] 9f20: 00000000 00000000 c13c0eac 84b63a1b c206b700 c4faf140 c4faf140 c5798000 # [ 127.720787] 9f40: 0000000a 00000000 00000000 00000004 c5799f94 c5799f60 c05a2e70 c05a2788 # [ 127.729265] 9f60: 00000000 00000000 c5799fac 84b63a1b 0000000a 0000000a 7ff00000 00000004 # [ 127.737743] 9f80: c03002e4 c5798000 c5799fa4 c5799f98 c05a2f00 c05a2df8 00000000 c5799fa8 # [ 127.746220] 9fa0: c03000c0 c05a2ef4 0000000a 0000000a 00000001 b6e8f000 0000000a 00000001 # [ 127.754696] 9fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e8f000 00020000 0050fe38 # [ 127.763174] 9fe0: 00000004 bef027e8 b6f5533b b6ece616 60080030 00000001 00000000 00000000 # [ 127.771640] Backtrace: # [ 127.774366] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 127.782757] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 127.791058] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 127.799268] r9:c5799f60 r8:c3acf000 r7:0000000a r6:b6e8f000 r5:c4faf140 r4:c0c66d4c # [ 127.807310] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 127.815432] r9:c5798000 r8:c5799f60 r7:c290d000 r6:b6e8f000 r5:c07eef30 r4:c4faf140 # [ 127.823473] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 127.830900] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c5798000 r5:c4faf140 # [ 127.839019] r4:c4faf140 # [ 127.841834] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 127.849255] r9:c5798000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 127.857299] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 127.865149] Exception stack(0xc5799fa8 to 0xc5799ff0) # [ 127.870484] 9fa0: 0000000a 0000000a 00000001 b6e8f000 0000000a 00000001 # [ 127.878962] 9fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e8f000 00020000 0050fe38 # [ 127.887433] 9fe0: 00000004 bef027e8 b6f5533b b6ece616 # [ 127.892768] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 127.899278] ---[ end trace fd303ed09a41d546 ]--- # 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>[ 130.101553] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 130.105987] lkdtm: attempting good list addition <6>[ 130.111047] lkdtm: attempting corrupted list addition <3>[ 130.116209] lkdtm: list_add() corruption not detected! # [ 130.101553] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 130.105987] lkdtm: attempting good list addition # [ 130.111047] lkdtm: attempting corrupted list addition # [ 130.116209] 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>[ 130.755004] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 130.759619] lkdtm: attempting good list removal <6>[ 130.764237] lkdtm: attempting corrupted list removal <3>[ 130.769630] lkdtm: list_del() corruption not detected! # [ 130.755004] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 130.759619] lkdtm: attempting good list removal # [ 130.764237] lkdtm: attempting corrupted list removal # [ 130.769630] 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>[ 131.393905] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 131.399196] lkdtm: attempting bad read from page below current stack <3>[ 131.405676] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 131.393905] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 131.399196] lkdtm: attempting bad read from page below current stack # [ 131.405676] 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>[ 131.998504] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 132.003858] lkdtm: attempting bad read from page above current stack <3>[ 132.010546] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 131.998504] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 132.003858] lkdtm: attempting bad read from page above current stack # [ 132.010546] 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>[ 132.650922] lkdtm: Performing direct entry UNSET_SMEP <3>[ 132.654829] lkdtm: XFAIL: this test is x86_64-only # [ 132.650922] lkdtm: Performing direct entry UNSET_SMEP # [ 132.654829] 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>[ 133.243596] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 133.247677] lkdtm: XFAIL: this test is ia32-only # [ 133.243596] lkdtm: Performing direct entry DOUBLE_FAULT # [ 133.247677] 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>[ 133.840600] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 133.844593] lkdtm: XFAIL: this test is arm64-only # [ 133.840600] lkdtm: Performing direct entry CORRUPT_PAC # [ 133.844593] 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>[ 134.424159] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 134.429640] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 134.424159] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 134.429640] 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>[ 135.693619] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 135.697971] lkdtm: Value in memory before free: 12345678 <6>[ 135.703724] lkdtm: Attempting bad read from freed memory <6>[ 135.709328] lkdtm: Memory was not poisoned # [ 135.693619] lkdtm: Performing direct entry READ_AFTER_FREE # [ 135.697971] lkdtm: Value in memory before free: 12345678 # [ 135.703724] lkdtm: Attempting bad read from freed memory # [ 135.709328] 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>[ 136.646148] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 136.651194] lkdtm: Value in memory before free: 12345678 <6>[ 136.656609] lkdtm: Attempting to read from freed memory <6>[ 136.662285] lkdtm: Buddy page was not poisoned # [ 136.646148] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 136.651194] lkdtm: Value in memory before free: 12345678 # [ 136.656609] lkdtm: Attempting to read from freed memory # [ 136.662285] 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>[ 137.258499] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 137.263083] lkdtm: Attempting double slab free ... # [ 137.258499] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 137.263083] 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>[ 137.866702] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 137.871236] lkdtm: Attempting cross-cache slab free ... # [ 137.866702] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 137.871236] 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>[ 138.470270] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 138.474533] lkdtm: Attempting non-Slab slab free ... # [ 138.470270] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 138.474533] 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>[ 140.441971] lkdtm: Performing direct entry EXEC_DATA <6>[ 140.445796] lkdtm: attempting ok execution at c0c676d8 <6>[ 140.451396] lkdtm: attempting bad execution at c27059a0 <1>[ 140.456722] 8<--- cut here --- <1>[ 140.460036] Unable to handle kernel paging request at virtual address c27059a0 <1>[ 140.467559] pgd = 5fe5efef <1>[ 140.470527] [c27059a0] *pgd=c261141e(bad) <0>[ 140.474815] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 140.480314] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 140.519397] CPU: 0 PID: 1672 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 140.527430] Hardware name: STM32 (Device Tree Support) <4>[ 140.532865] PC is at data_area+0x0/0x40 <4>[ 140.536968] LR is at execute_location+0xa4/0xb4 <4>[ 140.541770] pc : [] lr : [] psr: 60080013 <4>[ 140.548326] sp : c61a1e38 ip : 00000000 fp : c61a1e54 <4>[ 140.553834] r10: 0000000a r9 : 0000001f r8 : c61a1f60 <4>[ 140.559342] r7 : 0000000a r6 : 00000001 r5 : c27059a0 r4 : c0c676d8 <4>[ 140.566160] r3 : 2ec11526 r2 : 2ec11526 r1 : 00000027 r0 : 0000002b <4>[ 140.572981] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 140.580410] Control: 10c5387d Table: c547806a DAC: 00000051 <0>[ 140.586443] Process cat (pid: 1672, stack limit = 0x8b2bbaa3) <0>[ 140.592472] Stack: (0xc61a1e38 to 0xc61a2000) <0>[ 140.597108] 1e20: c567b000 c1ad2a48 <0>[ 140.605590] 1e40: c15ec378 0000000a c61a1e64 c61a1e58 c13abb10 c13ab90c c61a1e74 c61a1e68 <0>[ 140.614070] 1e60: c0c66988 c13abaf8 c61a1e9c c61a1e78 c0c66e60 c0c66968 c0c66d4c c5284500 <0>[ 140.622548] 1e80: b6e31000 0000000a c3acf000 c61a1f60 c61a1ec4 c61a1ea0 c07eef94 c0c66d58 <0>[ 140.631025] 1ea0: c5284500 c07eef30 b6e31000 c290d000 c61a1f60 c61a0000 c61a1f5c c61a1ec8 <0>[ 140.639501] 1ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c61a0000 <0>[ 140.647979] 1ee0: b6e31000 00020000 00000004 0000000a 0001fff6 c61a1ee0 00000001 00000000 <0>[ 140.656456] 1f00: c5317780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 140.664936] 1f20: 00000000 00000000 c13c0eac 2ec11526 c206b700 c5284500 c5284500 c61a0000 <0>[ 140.673413] 1f40: 0000000a 00000000 00000000 00000004 c61a1f94 c61a1f60 c05a2e70 c05a2788 <0>[ 140.681890] 1f60: 00000000 00000000 c61a1fac 2ec11526 0000000a 0000000a 7ff00000 00000004 <0>[ 140.690368] 1f80: c03002e4 c61a0000 c61a1fa4 c61a1f98 c05a2f00 c05a2df8 00000000 c61a1fa8 <0>[ 140.698844] 1fa0: c03000c0 c05a2ef4 0000000a 0000000a 00000001 b6e31000 0000000a 00000001 <0>[ 140.707321] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e31000 00020000 0048fe38 <0>[ 140.715799] 1fe0: 00000004 be9d47e8 b6ef733b b6e70616 60080030 00000001 00000000 00000000 <0>[ 140.724266] Backtrace: <0>[ 140.726990] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 140.735462] r7:0000000a r6:c15ec378 r5:c1ad2a48 r4:c567b000 <0>[ 140.741415] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 140.749802] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 140.758107] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 140.766319] r9:c61a1f60 r8:c3acf000 r7:0000000a r6:b6e31000 r5:c5284500 r4:c0c66d4c <0>[ 140.774362] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 140.782487] r9:c61a0000 r8:c61a1f60 r7:c290d000 r6:b6e31000 r5:c07eef30 r4:c5284500 <0>[ 140.790530] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 140.797957] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c61a0000 r5:c5284500 <0>[ 140.806077] r4:c5284500 <0>[ 140.808884] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 140.816312] r9:c61a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 140.824357] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 140.832213] Exception stack(0xc61a1fa8 to 0xc61a1ff0) <0>[ 140.837550] 1fa0: 0000000a 0000000a 00000001 b6e31000 0000000a 00000001 <0>[ 140.846032] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e31000 00020000 0048fe38 <0>[ 140.854504] 1fe0: 00000004 be9d47e8 b6ef733b b6e70616 <0>[ 140.859839] Code: 00000000 c2eb3a80 c2eb3b40 c2eb3c00 (e1a0c00d) <4>[ 140.866220] ---[ end trace fd303ed09a41d547 ]--- # Segmentation fault # [ 140.441971] lkdtm: Performing direct entry EXEC_DATA # [ 140.445796] lkdtm: attempting ok execution at c0c676d8 # [ 140.451396] lkdtm: attempting bad execution at c27059a0 # [ 140.456722] 8<--- cut here --- # [ 140.460036] Unable to handle kernel paging request at virtual address c27059a0 # [ 140.467559] pgd = 5fe5efef # [ 140.470527] [c27059a0] *pgd=c261141e(bad) # [ 140.474815] Internal error: Oops: 8000000d [#3] SMP ARM # [ 140.480314] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 140.519397] CPU: 0 PID: 1672 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 140.527430] Hardware name: STM32 (Device Tree Support) # [ 140.532865] PC is at data_area+0x0/0x40 # [ 140.536968] LR is at execute_location+0xa4/0xb4 # [ 140.541770] pc : [] lr : [] psr: 60080013 # [ 140.548326] sp : c61a1e38 ip : 00000000 fp : c61a1e54 # [ 140.553834] r10: 0000000a r9 : 0000001f r8 : c61a1f60 # [ 140.559342] r7 : 0000000a r6 : 00000001 r5 : c27059a0 r4 : c0c676d8 # [ 140.566160] r3 : 2ec11526 r2 : 2ec11526 r1 : 00000027 r0 : 0000002b # [ 140.572981] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 140.580410] Control: 10c5387d Table: c547806a DAC: 00000051 # [ 140.586443] Process cat (pid: 1672, stack limit = 0x8b2bbaa3) # [ 140.592472] Stack: (0xc61a1e38 to 0xc61a2000) # [ 140.597108] 1e20: c567b000 c1ad2a48 # [ 140.605590] 1e40: c15ec378 0000000a c61a1e64 c61a1e58 c13abb10 c13ab90c c61a1e74 c61a1e68 # [ 140.614070] 1e60: c0c66988 c13abaf8 c61a1e9c c61a1e78 c0c66e60 c0c66968 c0c66d4c c5284500 # [ 140.622548] 1e80: b6e31000 0000000a c3acf000 c61a1f60 c61a1ec4 c61a1ea0 c07eef94 c0c66d58 # [ 140.631025] 1ea0: c5284500 c07eef30 b6e31000 c290d000 c61a1f60 c61a0000 c61a1f5c c61a1ec8 # [ 140.639501] 1ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c61a0000 # [ 140.647979] 1ee0: b6e31000 00020000 00000004 0000000a 0001fff6 c61a1ee0 00000001 00000000 # [ 140.656456] 1f00: c5317780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 140.664936] 1f20: 00000000 00000000 c13c0eac 2ec11526 c206b700 c5284500 c5284500 c61a0000 # [ 140.673413] 1f40: 0000000a 00000000 00000000 00000004 c61a1f94 c61a1f60 c05a2e70 c05a2788 # [ 140.681890] 1f60: 00000000 00000000 c61a1fac 2ec11526 0000000a 0000000a 7ff00000 00000004 # [ 140.690368] 1f80: c03002e4 c61a0000 c61a1fa4 c61a1f98 c05a2f00 c05a2df8 00000000 c61a1fa8 # [ 140.698844] 1fa0: c03000c0 c05a2ef4 0000000a 0000000a 00000001 b6e31000 0000000a 00000001 # [ 140.707321] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e31000 00020000 0048fe38 # [ 140.715799] 1fe0: 00000004 be9d47e8 b6ef733b b6e70616 60080030 00000001 00000000 00000000 # [ 140.724266] Backtrace: # [ 140.726990] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 140.735462] r7:0000000a r6:c15ec378 r5:c1ad2a48 r4:c567b000 # [ 140.741415] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.749802] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 140.758107] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.766319] r9:c61a1f60 r8:c3acf000 r7:0000000a r6:b6e31000 r5:c5284500 r4:c0c66d4c # [ 140.774362] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 140.782487] r9:c61a0000 r8:c61a1f60 r7:c290d000 r6:b6e31000 r5:c07eef30 r4:c5284500 # [ 140.790530] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 140.797957] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c61a0000 r5:c5284500 # [ 140.806077] r4:c5284500 # [ 140.808884] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 140.816312] r9:c61a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 140.824357] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 140.832213] Exception stack(0xc61a1fa8 to 0xc61a1ff0) # [ 140.837550] 1fa0: 0000000a 0000000a 00000001 b6e31000 0000000a 00000001 # [ 140.846032] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e31000 00020000 0048fe38 # [ 140.854504] 1fe0: 00000004 be9d47e8 b6ef733b b6e70616 # [ 140.859839] Code: 00000000 c2eb3a80 c2eb3b40 c2eb3c00 (e1a0c00d) # [ 140.866220] ---[ end trace fd303ed09a41d547 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh <6>[ 141.748366] lkdtm: Performing direct entry EXEC_STACK <6>[ 141.752411] lkdtm: attempting ok execution at c0c676d8 <6>[ 141.757692] lkdtm: attempting bad execution at c5799e0c <1>[ 141.763320] 8<--- cut here --- <1>[ 141.766524] Unable to handle kernel paging request at virtual address c5799e0c <1>[ 141.774046] pgd = 5fe5efef <1>[ 141.777008] [c5799e0c] *pgd=c561141e(bad) <0>[ 141.781302] Internal error: Oops: 8000000d [#4] SMP ARM <4>[ 141.786802] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 141.825888] CPU: 0 PID: 1749 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 141.833920] Hardware name: STM32 (Device Tree Support) <4>[ 141.839353] PC is at 0xc5799e0c <4>[ 141.842763] LR is at execute_location+0xa4/0xb4 <4>[ 141.847559] pc : [] lr : [] psr: 60080013 <4>[ 141.854113] sp : c5799de8 ip : c5799cf0 fp : c5799e04 <4>[ 141.859620] r10: 0000000b r9 : 00000020 r8 : c5799f60 <4>[ 141.865128] r7 : 0000000b r6 : 00000001 r5 : c5799e0c r4 : c0c676d8 <4>[ 141.871946] r3 : 7895f59b r2 : 7895f59b r1 : ef7955e0 r0 : 0000002b <4>[ 141.878765] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 141.886193] Control: 10c5387d Table: c547806a DAC: 00000051 <0>[ 141.892226] Process cat (pid: 1749, stack limit = 0x2c21d34b) <0>[ 141.898255] Stack: (0xc5799de8 to 0xc579a000) <0>[ 141.902895] 9de0: c5798000 c1ad2a54 c15ec378 0000000b c5799e64 c5799e08 <0>[ 141.911373] 9e00: c13abb5c c13ab90c c5799e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 141.919850] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8 <0>[ 141.928327] 9e40: e3a02040 e3a01d33 e5930018 7895f59b c15ec378 c567c000 c5799e74 c5799e68 <0>[ 141.936805] 9e60: c0c66988 c13abb20 c5799e9c c5799e78 c0c66e60 c0c66968 c0c66d4c c5097000 <0>[ 141.945284] 9e80: b6e62000 0000000b c3acf000 c5799f60 c5799ec4 c5799ea0 c07eef94 c0c66d58 <0>[ 141.953761] 9ea0: c5097000 c07eef30 b6e62000 c290d000 c5799f60 c5798000 c5799f5c c5799ec8 <0>[ 141.962240] 9ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c5798000 <0>[ 141.970718] 9ee0: b6e62000 00020000 00000004 0000000b 0001fff5 c5799ee0 00000001 00000000 <0>[ 141.979196] 9f00: c5405280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 141.987675] 9f20: 00000000 00000000 c13c0eac 7895f59b c206b700 c5097000 c5097000 c5798000 <0>[ 141.996153] 9f40: 0000000b 00000000 00000000 00000004 c5799f94 c5799f60 c05a2e70 c05a2788 <0>[ 142.004631] 9f60: 00000000 00000000 c5799fac 7895f59b 0000000b 0000000b 7ff00000 00000004 <0>[ 142.013109] 9f80: c03002e4 c5798000 c5799fa4 c5799f98 c05a2f00 c05a2df8 00000000 c5799fa8 <0>[ 142.021586] 9fa0: c03000c0 c05a2ef4 0000000b 0000000b 00000001 b6e62000 0000000b 00000001 <0>[ 142.030064] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e62000 00020000 0042fe38 <0>[ 142.038543] 9fe0: 00000004 bee817e8 b6f2833b b6ea1616 60080030 00000001 00000000 00000000 <0>[ 142.047010] Backtrace: <0>[ 142.049736] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x48/0x64) <0>[ 142.058295] r7:0000000b r6:c15ec378 r5:c1ad2a54 r4:c5798000 <0>[ 142.064245] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 142.072708] r4:c567c000 <0>[ 142.075516] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 142.083821] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 142.092033] r9:c5799f60 r8:c3acf000 r7:0000000b r6:b6e62000 r5:c5097000 r4:c0c66d4c <0>[ 142.100080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 142.108204] r9:c5798000 r8:c5799f60 r7:c290d000 r6:b6e62000 r5:c07eef30 r4:c5097000 <0>[ 142.116249] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 142.123676] r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c5798000 r5:c5097000 <0>[ 142.131794] r4:c5097000 <0>[ 142.134601] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 142.142027] r9:c5798000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 142.150070] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 142.157923] Exception stack(0xc5799fa8 to 0xc5799ff0) <0>[ 142.163260] 9fa0: 0000000b 0000000b 00000001 b6e62000 0000000b 00000001 <0>[ 142.171741] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e62000 00020000 0042fe38 <0>[ 142.180214] 9fe0: 00000004 bee817e8 b6f2833b b6ea1616 <0>[ 142.185549] Code: c5799e08 c13abb5c c13ab90c c5799e6c (e1a0c00d) <4>[ 142.191931] ---[ end trace fd303ed09a41d548 ]--- # Segmentation fault # [ 141.748366] lkdtm: Performing direct entry EXEC_STACK # [ 141.752411] lkdtm: attempting ok execution at c0c676d8 # [ 141.757692] lkdtm: attempting bad execution at c5799e0c # [ 141.763320] 8<--- cut here --- # [ 141.766524] Unable to handle kernel paging request at virtual address c5799e0c # [ 141.774046] pgd = 5fe5efef # [ 141.777008] [c5799e0c] *pgd=c561141e(bad) # [ 141.781302] Internal error: Oops: 8000000d [#4] SMP ARM # [ 141.786802] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 141.825888] CPU: 0 PID: 1749 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 141.833920] Hardware name: STM32 (Device Tree Support) # [ 141.839353] PC is at 0xc5799e0c # [ 141.842763] LR is at execute_location+0xa4/0xb4 # [ 141.847559] pc : [] lr : [] psr: 60080013 # [ 141.854113] sp : c5799de8 ip : c5799cf0 fp : c5799e04 # [ 141.859620] r10: 0000000b r9 : 00000020 r8 : c5799f60 # [ 141.865128] r7 : 0000000b r6 : 00000001 r5 : c5799e0c r4 : c0c676d8 # [ 141.871946] r3 : 7895f59b r2 : 7895f59b r1 : ef7955e0 r0 : 0000002b # [ 141.878765] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 141.886193] Control: 10c5387d Table: c547806a DAC: 00000051 # [ 141.892226] Process cat (pid: 1749, stack limit = 0x2c21d34b) # [ 141.898255] Stack: (0xc5799de8 to 0xc579a000) # [ 141.902895] 9de0: c5798000 c1ad2a54 c15ec378 0000000b c5799e64 c5799e08 # [ 141.911373] 9e00: c13abb5c c13ab90c c5799e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 141.919850] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8 # [ 141.928327] 9e40: e3a02040 e3a01d33 e5930018 7895f59b c15ec378 c567c000 c5799e74 c5799e68 # [ 141.936805] 9e60: c0c66988 c13abb20 c5799e9c c5799e78 c0c66e60 c0c66968 c0c66d4c c5097000 # [ 141.945284] 9e80: b6e62000 0000000b c3acf000 c5799f60 c5799ec4 c5799ea0 c07eef94 c0c66d58 # [ 141.953761] 9ea0: c5097000 c07eef30 b6e62000 c290d000 c5799f60 c5798000 c5799f5c c5799ec8 # [ 141.962240] 9ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c5798000 # [ 141.970718] 9ee0: b6e62000 00020000 00000004 0000000b 0001fff5 c5799ee0 00000001 00000000 # [ 141.979196] 9f00: c5405280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 141.987675] 9f20: 00000000 00000000 c13c0eac 7895f59b c206b700 c5097000 c5097000 c5798000 # [ 141.996153] 9f40: 0000000b 00000000 00000000 00000004 c5799f94 c5799f60 c05a2e70 c05a2788 # [ 142.004631] 9f60: 00000000 00000000 c5799fac 7895f59b 0000000b 0000000b 7ff00000 00000004 # [ 142.013109] 9f80: c03002e4 c5798000 c5799fa4 c5799f98 c05a2f00 c05a2df8 00000000 c5799fa8 # [ 142.021586] 9fa0: c03000c0 c05a2ef4 0000000b 0000000b 00000001 b6e62000 0000000b 00000001 # [ 142.030064] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e62000 00020000 0042fe38 # [ 142.038543] 9fe0: 00000004 bee817e8 b6f2833b b6ea1616 60080030 00000001 00000000 00000000 # [ 142.047010] Backtrace: # [ 142.049736] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x48/0x64) # [ 142.058295] r7:0000000b r6:c15ec378 r5:c1ad2a54 r4:c5798000 # [ 142.064245] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.072708] r4:c567c000 # [ 142.075516] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 142.083821] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.092033] r9:c5799f60 r8:c3acf000 r7:0000000b r6:b6e62000 r5:c5097000 r4:c0c66d4c # [ 142.100080] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 142.108204] r9:c5798000 r8:c5799f60 r7:c290d000 r6:b6e62000 r5:c07eef30 r4:c5097000 # [ 142.116249] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 142.123676] r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c5798000 r5:c5097000 # [ 142.131794] r4:c5097000 # [ 142.134601] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.142027] r9:c5798000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 142.150070] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.157923] Exception stack(0xc5799fa8 to 0xc5799ff0) # [ 142.163260] 9fa0: 0000000b 0000000b 00000001 b6e62000 0000000b 00000001 # [ 142.171741] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e62000 00020000 0042fe38 # [ 142.180214] 9fe0: 00000004 bee817e8 b6f2833b b6ea1616 # [ 142.185549] Code: c5799e08 c13abb5c c13ab90c c5799e6c (e1a0c00d) # [ 142.191931] ---[ end trace fd303ed09a41d548 ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh <6>[ 142.990887] lkdtm: Performing direct entry EXEC_KMALLOC <6>[ 142.994976] lkdtm: attempting ok execution at c0c676d8 <6>[ 143.000569] lkdtm: attempting bad execution at c567fc80 <1>[ 143.005896] 8<--- cut here --- <1>[ 143.009203] Unable to handle kernel paging request at virtual address c567fc80 <1>[ 143.016730] pgd = 126ad857 <1>[ 143.019693] [c567fc80] *pgd=c561141e(bad) <0>[ 143.023984] Internal error: Oops: 8000000d [#5] SMP ARM <4>[ 143.029485] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 143.068560] CPU: 1 PID: 1829 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 143.076591] Hardware name: STM32 (Device Tree Support) <4>[ 143.082024] PC is at 0xc567fc80 <4>[ 143.085431] LR is at execute_location+0xa4/0xb4 <4>[ 143.090229] pc : [] lr : [] psr: 60080013 <4>[ 143.096784] sp : c5799e30 ip : 00000000 fp : c5799e4c <4>[ 143.102291] r10: 0000000d r9 : 00000021 r8 : c5799f60 <4>[ 143.107799] r7 : 0000000d r6 : 00000001 r5 : c567fc80 r4 : c0c676d8 <4>[ 143.114617] r3 : d807ab76 r2 : d807ab76 r1 : 00000027 r0 : 0000002b <4>[ 143.121438] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 143.128863] Control: 10c5387d Table: c57f406a DAC: 00000051 <0>[ 143.134895] Process cat (pid: 1829, stack limit = 0x2c21d34b) <0>[ 143.140924] Stack: (0xc5799e30 to 0xc579a000) <0>[ 143.145562] 9e20: c567fc80 c1ad2a60 c15ec378 0000000d <0>[ 143.154041] 9e40: c5799e64 c5799e50 c0c67728 c13ab90c c5762000 c1ad2a60 c5799e74 c5799e68 <0>[ 143.162518] 9e60: c0c66988 c0c676fc c5799e9c c5799e78 c0c66e60 c0c66968 c0c66d4c c537f780 <0>[ 143.170994] 9e80: b6dbc000 0000000d c3acf000 c5799f60 c5799ec4 c5799ea0 c07eef94 c0c66d58 <0>[ 143.179470] 9ea0: c537f780 c07eef30 b6dbc000 c290d000 c5799f60 c5798000 c5799f5c c5799ec8 <0>[ 143.187947] 9ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c5798000 <0>[ 143.196424] 9ee0: b6dbc000 00020000 00000004 0000000d 0001fff3 c5799ee0 00000001 00000000 <0>[ 143.204900] 9f00: c537fc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 143.213378] 9f20: 00000000 00000000 c13c0eac d807ab76 c206b700 c537f780 c537f780 c5798000 <0>[ 143.221854] 9f40: 0000000d 00000000 00000000 00000004 c5799f94 c5799f60 c05a2e70 c05a2788 <0>[ 143.230330] 9f60: 00000000 00000000 c5799fac d807ab76 0000000d 0000000d 7ff00000 00000004 <0>[ 143.238807] 9f80: c03002e4 c5798000 c5799fa4 c5799f98 c05a2f00 c05a2df8 00000000 c5799fa8 <0>[ 143.247283] 9fa0: c03000c0 c05a2ef4 0000000d 0000000d 00000001 b6dbc000 0000000d 00000001 <0>[ 143.255761] 9fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dbc000 00020000 0046fe38 <0>[ 143.264238] 9fe0: 00000004 be8927e8 b6e8233b b6dfb616 60080030 00000001 00000000 00000000 <0>[ 143.272706] Backtrace: <0>[ 143.275436] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) <0>[ 143.284165] r7:0000000d r6:c15ec378 r5:c1ad2a60 r4:c567fc80 <0>[ 143.290113] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 143.298755] r5:c1ad2a60 r4:c5762000 <0>[ 143.302611] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 143.310918] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 143.319126] r9:c5799f60 r8:c3acf000 r7:0000000d r6:b6dbc000 r5:c537f780 r4:c0c66d4c <0>[ 143.327170] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 143.335296] r9:c5798000 r8:c5799f60 r7:c290d000 r6:b6dbc000 r5:c07eef30 r4:c537f780 <0>[ 143.343340] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 143.350765] r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c5798000 r5:c537f780 <0>[ 143.358882] r4:c537f780 <0>[ 143.361692] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 143.369117] r9:c5798000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 143.377161] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 143.385015] Exception stack(0xc5799fa8 to 0xc5799ff0) <0>[ 143.390352] 9fa0: 0000000d 0000000d 00000001 b6dbc000 0000000d 00000001 <0>[ 143.398834] 9fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dbc000 00020000 0046fe38 <0>[ 143.407308] 9fe0: 00000004 be8927e8 b6e8233b b6dfb616 <0>[ 143.412645] Code: efff1f40 efff1f60 efff4680 efff46a0 (e1a0c00d) <4>[ 143.419027] ---[ end trace fd303ed09a41d549 ]--- # Segmentation fault # [ 142.990887] lkdtm: Performing direct entry EXEC_KMALLOC # [ 142.994976] lkdtm: attempting ok execution at c0c676d8 # [ 143.000569] lkdtm: attempting bad execution at c567fc80 # [ 143.005896] 8<--- cut here --- # [ 143.009203] Unable to handle kernel paging request at virtual address c567fc80 # [ 143.016730] pgd = 126ad857 # [ 143.019693] [c567fc80] *pgd=c561141e(bad) # [ 143.023984] Internal error: Oops: 8000000d [#5] SMP ARM # [ 143.029485] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 143.068560] CPU: 1 PID: 1829 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 143.076591] Hardware name: STM32 (Device Tree Support) # [ 143.082024] PC is at 0xc567fc80 # [ 143.085431] LR is at execute_location+0xa4/0xb4 # [ 143.090229] pc : [] lr : [] psr: 60080013 # [ 143.096784] sp : c5799e30 ip : 00000000 fp : c5799e4c # [ 143.102291] r10: 0000000d r9 : 00000021 r8 : c5799f60 # [ 143.107799] r7 : 0000000d r6 : 00000001 r5 : c567fc80 r4 : c0c676d8 # [ 143.114617] r3 : d807ab76 r2 : d807ab76 r1 : 00000027 r0 : 0000002b # [ 143.121438] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 143.128863] Control: 10c5387d Table: c57f406a DAC: 00000051 # [ 143.134895] Process cat (pid: 1829, stack limit = 0x2c21d34b) # [ 143.140924] Stack: (0xc5799e30 to 0xc579a000) # [ 143.145562] 9e20: c567fc80 c1ad2a60 c15ec378 0000000d # [ 143.154041] 9e40: c5799e64 c5799e50 c0c67728 c13ab90c c5762000 c1ad2a60 c5799e74 c5799e68 # [ 143.162518] 9e60: c0c66988 c0c676fc c5799e9c c5799e78 c0c66e60 c0c66968 c0c66d4c c537f780 # [ 143.170994] 9e80: b6dbc000 0000000d c3acf000 c5799f60 c5799ec4 c5799ea0 c07eef94 c0c66d58 # [ 143.179470] 9ea0: c537f780 c07eef30 b6dbc000 c290d000 c5799f60 c5798000 c5799f5c c5799ec8 # [ 143.187947] 9ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c5798000 # [ 143.196424] 9ee0: b6dbc000 00020000 00000004 0000000d 0001fff3 c5799ee0 00000001 00000000 # [ 143.204900] 9f00: c537fc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 143.213378] 9f20: 00000000 00000000 c13c0eac d807ab76 c206b700 c537f780 c537f780 c5798000 # [ 143.221854] 9f40: 0000000d 00000000 00000000 00000004 c5799f94 c5799f60 c05a2e70 c05a2788 # [ 143.230330] 9f60: 00000000 00000000 c5799fac d807ab76 0000000d 0000000d 7ff00000 00000004 # [ 143.238807] 9f80: c03002e4 c5798000 c5799fa4 c5799f98 c05a2f00 c05a2df8 00000000 c5799fa8 # [ 143.247283] 9fa0: c03000c0 c05a2ef4 0000000d 0000000d 00000001 b6dbc000 0000000d 00000001 # [ 143.255761] 9fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dbc000 00020000 0046fe38 # [ 143.264238] 9fe0: 00000004 be8927e8 b6e8233b b6dfb616 60080030 00000001 00000000 00000000 # [ 143.272706] Backtrace: # [ 143.275436] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 143.284165] r7:0000000d r6:c15ec378 r5:c1ad2a60 r4:c567fc80 # [ 143.290113] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 143.298755] r5:c1ad2a60 r4:c5762000 # [ 143.302611] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 143.310918] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.319126] r9:c5799f60 r8:c3acf000 r7:0000000d r6:b6dbc000 r5:c537f780 r4:c0c66d4c # [ 143.327170] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 143.335296] r9:c5798000 r8:c5799f60 r7:c290d000 r6:b6dbc000 r5:c07eef30 r4:c537f780 # [ 143.343340] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 143.350765] r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c5798000 r5:c537f780 # [ 143.358882] r4:c537f780 # [ 143.361692] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.369117] r9:c5798000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 143.377161] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.385015] Exception stack(0xc5799fa8 to 0xc5799ff0) # [ 143.390352] 9fa0: 0000000d 0000000d 00000001 b6dbc000 0000000d 00000001 # [ 143.398834] 9fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dbc000 00020000 0046fe38 # [ 143.407308] 9fe0: 00000004 be8927e8 b6e8233b b6dfb616 # [ 143.412645] Code: efff1f40 efff1f60 efff4680 efff46a0 (e1a0c00d) # [ 143.419027] ---[ end trace fd303ed09a41d549 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh <6>[ 144.222512] lkdtm: Performing direct entry EXEC_VMALLOC <6>[ 144.226633] lkdtm: attempting ok execution at c0c676d8 <6>[ 144.232253] lkdtm: attempting bad execution at f0926000 <1>[ 144.237536] 8<--- cut here --- <1>[ 144.240934] Unable to handle kernel paging request at virtual address f0926000 <1>[ 144.248402] pgd = d0a12e9d <1>[ 144.251449] [f0926000] *pgd=c2956811, *pte=fb02f65f, *ppte=fb02f45f <0>[ 144.257926] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 144.263387] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 144.302451] CPU: 1 PID: 1907 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 144.310479] Hardware name: STM32 (Device Tree Support) <4>[ 144.315910] PC is at 0xf0926000 <4>[ 144.319318] LR is at execute_location+0xa4/0xb4 <4>[ 144.324115] pc : [] lr : [] psr: 60080013 <4>[ 144.330669] sp : c6185e30 ip : 00000000 fp : c6185e4c <4>[ 144.336176] r10: 0000000d r9 : 00000022 r8 : c6185f60 <4>[ 144.341683] r7 : 0000000d r6 : 00000001 r5 : f0926000 r4 : c0c676d8 <4>[ 144.348502] r3 : 0dd9711c r2 : 0dd9711c r1 : 00000027 r0 : 0000002b <4>[ 144.355322] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 144.362749] Control: 10c5387d Table: c612406a DAC: 00000051 <0>[ 144.368784] Process cat (pid: 1907, stack limit = 0x0d426c6e) <0>[ 144.374810] Stack: (0xc6185e30 to 0xc6186000) <0>[ 144.379447] 5e20: f0926000 c1ad2a70 c15ec378 0000000d <0>[ 144.387926] 5e40: c6185e64 c6185e50 c0c6775c c13ab90c c5763000 c1ad2a70 c6185e74 c6185e68 <0>[ 144.396404] 5e60: c0c66988 c0c67740 c6185e9c c6185e78 c0c66e60 c0c66968 c0c66d4c c537f780 <0>[ 144.404880] 5e80: b6e37000 0000000d c3acf000 c6185f60 c6185ec4 c6185ea0 c07eef94 c0c66d58 <0>[ 144.413358] 5ea0: c537f780 c07eef30 b6e37000 c290d000 c6185f60 c6184000 c6185f5c c6185ec8 <0>[ 144.421834] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c6184000 <0>[ 144.430309] 5ee0: b6e37000 00020000 00000004 0000000d 0001fff3 c6185ee0 00000001 00000000 <0>[ 144.438785] 5f00: c5252c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 144.447264] 5f20: 00000000 00000000 c13c0eac 0dd9711c c206b700 c537f780 c537f780 c6184000 <0>[ 144.455741] 5f40: 0000000d 00000000 00000000 00000004 c6185f94 c6185f60 c05a2e70 c05a2788 <0>[ 144.464217] 5f60: 00000000 00000000 c6185fac 0dd9711c 0000000d 0000000d 7ff00000 00000004 <0>[ 144.472693] 5f80: c03002e4 c6184000 c6185fa4 c6185f98 c05a2f00 c05a2df8 00000000 c6185fa8 <0>[ 144.481169] 5fa0: c03000c0 c05a2ef4 0000000d 0000000d 00000001 b6e37000 0000000d 00000001 <0>[ 144.489645] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e37000 00020000 0048fe38 <0>[ 144.498121] 5fe0: 00000004 beffc7e8 b6efd33b b6e76616 60080030 00000001 00000000 00000000 <0>[ 144.506588] Backtrace: <0>[ 144.509319] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 144.518045] r7:0000000d r6:c15ec378 r5:c1ad2a70 r4:f0926000 <0>[ 144.523993] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 144.532632] r5:c1ad2a70 r4:c5763000 <0>[ 144.536488] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 144.544793] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 144.553002] r9:c6185f60 r8:c3acf000 r7:0000000d r6:b6e37000 r5:c537f780 r4:c0c66d4c <0>[ 144.561046] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 144.569168] r9:c6184000 r8:c6185f60 r7:c290d000 r6:b6e37000 r5:c07eef30 r4:c537f780 <0>[ 144.577210] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 144.584636] r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c6184000 r5:c537f780 <0>[ 144.592759] r4:c537f780 <0>[ 144.595569] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 144.602993] r9:c6184000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 144.611040] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 144.618886] Exception stack(0xc6185fa8 to 0xc6185ff0) <0>[ 144.624222] 5fa0: 0000000d 0000000d 00000001 b6e37000 0000000d 00000001 <0>[ 144.632701] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e37000 00020000 0048fe38 <0>[ 144.641172] 5fe0: 00000004 beffc7e8 b6efd33b b6e76616 <0>[ 144.646520] Code: bad PC value <4>[ 144.649941] ---[ end trace fd303ed09a41d54a ]--- # Segmentation fault # [ 144.222512] lkdtm: Performing direct entry EXEC_VMALLOC # [ 144.226633] lkdtm: attempting ok execution at c0c676d8 # [ 144.232253] lkdtm: attempting bad execution at f0926000 # [ 144.237536] 8<--- cut here --- # [ 144.240934] Unable to handle kernel paging request at virtual address f0926000 # [ 144.248402] pgd = d0a12e9d # [ 144.251449] [f0926000] *pgd=c2956811, *pte=fb02f65f, *ppte=fb02f45f # [ 144.257926] Internal error: Oops: 8000000f [#6] SMP ARM # [ 144.263387] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 144.302451] CPU: 1 PID: 1907 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 144.310479] Hardware name: STM32 (Device Tree Support) # [ 144.315910] PC is at 0xf0926000 # [ 144.319318] LR is at execute_location+0xa4/0xb4 # [ 144.324115] pc : [] lr : [] psr: 60080013 # [ 144.330669] sp : c6185e30 ip : 00000000 fp : c6185e4c # [ 144.336176] r10: 0000000d r9 : 00000022 r8 : c6185f60 # [ 144.341683] r7 : 0000000d r6 : 00000001 r5 : f0926000 r4 : c0c676d8 # [ 144.348502] r3 : 0dd9711c r2 : 0dd9711c r1 : 00000027 r0 : 0000002b # [ 144.355322] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 144.362749] Control: 10c5387d Table: c612406a DAC: 00000051 # [ 144.368784] Process cat (pid: 1907, stack limit = 0x0d426c6e) # [ 144.374810] Stack: (0xc6185e30 to 0xc6186000) # [ 144.379447] 5e20: f0926000 c1ad2a70 c15ec378 0000000d # [ 144.387926] 5e40: c6185e64 c6185e50 c0c6775c c13ab90c c5763000 c1ad2a70 c6185e74 c6185e68 # [ 144.396404] 5e60: c0c66988 c0c67740 c6185e9c c6185e78 c0c66e60 c0c66968 c0c66d4c c537f780 # [ 144.404880] 5e80: b6e37000 0000000d c3acf000 c6185f60 c6185ec4 c6185ea0 c07eef94 c0c66d58 # [ 144.413358] 5ea0: c537f780 c07eef30 b6e37000 c290d000 c6185f60 c6184000 c6185f5c c6185ec8 # [ 144.421834] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c6184000 # [ 144.430309] 5ee0: b6e37000 00020000 00000004 0000000d 0001fff3 c6185ee0 00000001 00000000 # [ 144.438785] 5f00: c5252c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 144.447264] 5f20: 00000000 00000000 c13c0eac 0dd9711c c206b700 c537f780 c537f780 c6184000 # [ 144.455741] 5f40: 0000000d 00000000 00000000 00000004 c6185f94 c6185f60 c05a2e70 c05a2788 # [ 144.464217] 5f60: 00000000 00000000 c6185fac 0dd9711c 0000000d 0000000d 7ff00000 00000004 # [ 144.472693] 5f80: c03002e4 c6184000 c6185fa4 c6185f98 c05a2f00 c05a2df8 00000000 c6185fa8 # [ 144.481169] 5fa0: c03000c0 c05a2ef4 0000000d 0000000d 00000001 b6e37000 0000000d 00000001 # [ 144.489645] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e37000 00020000 0048fe38 # [ 144.498121] 5fe0: 00000004 beffc7e8 b6efd33b b6e76616 60080030 00000001 00000000 00000000 # [ 144.506588] Backtrace: # [ 144.509319] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 144.518045] r7:0000000d r6:c15ec378 r5:c1ad2a70 r4:f0926000 # [ 144.523993] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.532632] r5:c1ad2a70 r4:c5763000 # [ 144.536488] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 144.544793] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.553002] r9:c6185f60 r8:c3acf000 r7:0000000d r6:b6e37000 r5:c537f780 r4:c0c66d4c # [ 144.561046] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 144.569168] r9:c6184000 r8:c6185f60 r7:c290d000 r6:b6e37000 r5:c07eef30 r4:c537f780 # [ 144.577210] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 144.584636] r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c6184000 r5:c537f780 # [ 144.592759] r4:c537f780 # [ 144.595569] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.602993] r9:c6184000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 144.611040] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.618886] Exception stack(0xc6185fa8 to 0xc6185ff0) # [ 144.624222] 5fa0: 0000000d 0000000d 00000001 b6e37000 0000000d 00000001 # [ 144.632701] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e37000 00020000 0048fe38 # [ 144.641172] 5fe0: 00000004 beffc7e8 b6efd33b b6e76616 # [ 144.646520] Code: bad PC value # [ 144.649941] ---[ end trace fd303ed09a41d54a ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh <6>[ 145.493750] lkdtm: Performing direct entry EXEC_RODATA <6>[ 145.497747] lkdtm: attempting ok execution at c0c676d8 <6>[ 145.503373] lkdtm: attempting bad execution at c15ec614 <1>[ 145.508680] 8<--- cut here --- <1>[ 145.511981] Unable to handle kernel paging request at virtual address c15ec614 <1>[ 145.519501] pgd = 4a96b61d <1>[ 145.522467] [c15ec614] *pgd=c141941e(bad) <0>[ 145.526757] Internal error: Oops: 8000000d [#7] SMP ARM <4>[ 145.532260] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 145.571330] CPU: 0 PID: 1985 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 145.579363] Hardware name: STM32 (Device Tree Support) <4>[ 145.584799] PC is at lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 145.590122] LR is at execute_location+0xa4/0xb4 <4>[ 145.594924] pc : [] lr : [] psr: 60080013 <4>[ 145.601480] sp : c5005e38 ip : 00000000 fp : c5005e54 <4>[ 145.606987] r10: 0000000c r9 : 00000023 r8 : c5005f60 <4>[ 145.612495] r7 : 0000000c r6 : 00000000 r5 : c15ec614 r4 : c0c676d8 <4>[ 145.619313] r3 : 84a1d0fa r2 : 84a1d0fa r1 : 00000027 r0 : 0000002b <4>[ 145.626134] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 145.633563] Control: 10c5387d Table: c60f406a DAC: 00000051 <0>[ 145.639596] Process cat (pid: 1985, stack limit = 0x2f6e2ade) <0>[ 145.645627] Stack: (0xc5005e38 to 0xc5006000) <0>[ 145.650262] 5e20: c567a000 c1ad2a80 <0>[ 145.658745] 5e40: c15ec378 0000000c c5005e64 c5005e58 c13abb9c c13ab90c c5005e74 c5005e68 <0>[ 145.667224] 5e60: c0c66988 c13abb84 c5005e9c c5005e78 c0c66e60 c0c66968 c0c66d4c c5411dc0 <0>[ 145.675700] 5e80: b6df6000 0000000c c3acf000 c5005f60 c5005ec4 c5005ea0 c07eef94 c0c66d58 <0>[ 145.684177] 5ea0: c5411dc0 c07eef30 b6df6000 c290d000 c5005f60 c5004000 c5005f5c c5005ec8 <0>[ 145.692655] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c2c348a4 c05a2e70 c5004000 <0>[ 145.701131] 5ee0: b6df6000 00020000 00000004 0000000c 0001fff4 c5005ee0 00000001 00000000 <0>[ 145.709608] 5f00: c5411500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 145.718085] 5f20: 00000000 00000000 c5004000 84a1d0fa b6df5000 c5411dc0 c5411dc0 c5004000 <0>[ 145.726561] 5f40: 0000000c 00000000 00000000 00000004 c5005f94 c5005f60 c05a2e70 c05a2788 <0>[ 145.735038] 5f60: 00000000 00000000 c5005fac 84a1d0fa 0000000c 0000000c 7ff00000 00000004 <0>[ 145.743516] 5f80: c03002e4 c5004000 c5005fa4 c5005f98 c05a2f00 c05a2df8 00000000 c5005fa8 <0>[ 145.751992] 5fa0: c03000c0 c05a2ef4 0000000c 0000000c 00000001 b6df6000 0000000c 00000001 <0>[ 145.760469] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df6000 00020000 004dfe38 <0>[ 145.768949] 5fe0: 00000004 beeff7e8 b6ebc33b b6e35616 60080030 00000001 00000000 00000000 <0>[ 145.777418] Backtrace: <0>[ 145.780143] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 145.788792] r7:0000000c r6:c15ec378 r5:c1ad2a80 r4:c567a000 <0>[ 145.794744] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 145.803308] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 145.811614] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 145.819826] r9:c5005f60 r8:c3acf000 r7:0000000c r6:b6df6000 r5:c5411dc0 r4:c0c66d4c <0>[ 145.827872] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 145.835998] r9:c5004000 r8:c5005f60 r7:c290d000 r6:b6df6000 r5:c07eef30 r4:c5411dc0 <0>[ 145.844045] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 145.851470] r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c5004000 r5:c5411dc0 <0>[ 145.859589] r4:c5411dc0 <0>[ 145.862398] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 145.869824] r9:c5004000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 145.877870] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 145.885725] Exception stack(0xc5005fa8 to 0xc5005ff0) <0>[ 145.891063] 5fa0: 0000000c 0000000c 00000001 b6df6000 0000000c 00000001 <0>[ 145.899544] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df6000 00020000 004dfe38 <0>[ 145.908019] 5fe0: 00000004 beeff7e8 b6ebc33b b6e35616 <0>[ 145.913356] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 145.919739] ---[ end trace fd303ed09a41d54b ]--- # Segmentation fault # [ 145.493750] lkdtm: Performing direct entry EXEC_RODATA # [ 145.497747] lkdtm: attempting ok execution at c0c676d8 # [ 145.503373] lkdtm: attempting bad execution at c15ec614 # [ 145.508680] 8<--- cut here --- # [ 145.511981] Unable to handle kernel paging request at virtual address c15ec614 # [ 145.519501] pgd = 4a96b61d # [ 145.522467] [c15ec614] *pgd=c141941e(bad) # [ 145.526757] Internal error: Oops: 8000000d [#7] SMP ARM # [ 145.532260] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 145.571330] CPU: 0 PID: 1985 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 145.579363] Hardware name: STM32 (Device Tree Support) # [ 145.584799] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 145.590122] LR is at execute_location+0xa4/0xb4 # [ 145.594924] pc : [] lr : [] psr: 60080013 # [ 145.601480] sp : c5005e38 ip : 00000000 fp : c5005e54 # [ 145.606987] r10: 0000000c r9 : 00000023 r8 : c5005f60 # [ 145.612495] r7 : 0000000c r6 : 00000000 r5 : c15ec614 r4 : c0c676d8 # [ 145.619313] r3 : 84a1d0fa r2 : 84a1d0fa r1 : 00000027 r0 : 0000002b # [ 145.626134] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 145.633563] Control: 10c5387d Table: c60f406a DAC: 00000051 # [ 145.639596] Process cat (pid: 1985, stack limit = 0x2f6e2ade) # [ 145.645627] Stack: (0xc5005e38 to 0xc5006000) # [ 145.650262] 5e20: c567a000 c1ad2a80 # [ 145.658745] 5e40: c15ec378 0000000c c5005e64 c5005e58 c13abb9c c13ab90c c5005e74 c5005e68 # [ 145.667224] 5e60: c0c66988 c13abb84 c5005e9c c5005e78 c0c66e60 c0c66968 c0c66d4c c5411dc0 # [ 145.675700] 5e80: b6df6000 0000000c c3acf000 c5005f60 c5005ec4 c5005ea0 c07eef94 c0c66d58 # [ 145.684177] 5ea0: c5411dc0 c07eef30 b6df6000 c290d000 c5005f60 c5004000 c5005f5c c5005ec8 # [ 145.692655] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c2c348a4 c05a2e70 c5004000 # [ 145.701131] 5ee0: b6df6000 00020000 00000004 0000000c 0001fff4 c5005ee0 00000001 00000000 # [ 145.709608] 5f00: c5411500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 145.718085] 5f20: 00000000 00000000 c5004000 84a1d0fa b6df5000 c5411dc0 c5411dc0 c5004000 # [ 145.726561] 5f40: 0000000c 00000000 00000000 00000004 c5005f94 c5005f60 c05a2e70 c05a2788 # [ 145.735038] 5f60: 00000000 00000000 c5005fac 84a1d0fa 0000000c 0000000c 7ff00000 00000004 # [ 145.743516] 5f80: c03002e4 c5004000 c5005fa4 c5005f98 c05a2f00 c05a2df8 00000000 c5005fa8 # [ 145.751992] 5fa0: c03000c0 c05a2ef4 0000000c 0000000c 00000001 b6df6000 0000000c 00000001 # [ 145.760469] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df6000 00020000 004dfe38 # [ 145.768949] 5fe0: 00000004 beeff7e8 b6ebc33b b6e35616 60080030 00000001 00000000 00000000 # [ 145.777418] Backtrace: # [ 145.780143] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 145.788792] r7:0000000c r6:c15ec378 r5:c1ad2a80 r4:c567a000 # [ 145.794744] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 145.803308] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 145.811614] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 145.819826] r9:c5005f60 r8:c3acf000 r7:0000000c r6:b6df6000 r5:c5411dc0 r4:c0c66d4c # [ 145.827872] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 145.835998] r9:c5004000 r8:c5005f60 r7:c290d000 r6:b6df6000 r5:c07eef30 r4:c5411dc0 # [ 145.844045] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 145.851470] r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c5004000 r5:c5411dc0 # [ 145.859589] r4:c5411dc0 # [ 145.862398] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 145.869824] r9:c5004000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 145.877870] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 145.885725] Exception stack(0xc5005fa8 to 0xc5005ff0) # [ 145.891063] 5fa0: 0000000c 0000000c 00000001 b6df6000 0000000c 00000001 # [ 145.899544] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df6000 00020000 004dfe38 # [ 145.908019] 5fe0: 00000004 beeff7e8 b6ebc33b b6e35616 # [ 145.913356] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 145.919739] ---[ end trace fd303ed09a41d54b ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh <6>[ 146.795762] lkdtm: Performing direct entry EXEC_USERSPACE <6>[ 146.800248] lkdtm: attempting ok execution at c0c676d8 <6>[ 146.805595] lkdtm: attempting bad execution at b6fc6000 <1>[ 146.811118] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc6000 <0>[ 146.818382] Internal error: : b [#8] SMP ARM <4>[ 146.822917] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 146.861995] CPU: 0 PID: 2062 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 146.870026] Hardware name: STM32 (Device Tree Support) <4>[ 146.875458] PC is at 0xb6fc6000 <4>[ 146.878866] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 <4>[ 146.884012] pc : [] lr : [] psr: 60080013 <4>[ 146.890566] sp : c4f25e48 ip : c4f25d50 fp : c4f25e64 <4>[ 146.896071] r10: 0000000f r9 : 00000024 r8 : c4f25f60 <4>[ 146.901577] r7 : 0000000f r6 : c15ec378 r5 : c1ad2a8c r4 : b6fc6000 <4>[ 146.908393] r3 : 2223b5f8 r2 : 2223b5f8 r1 : ef7955e0 r0 : 0000002b <4>[ 146.915211] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 146.922637] Control: 10c5387d Table: c56bc06a DAC: 00000051 <0>[ 146.928672] Process cat (pid: 2062, stack limit = 0x8345d240) <0>[ 146.934698] Stack: (0xc4f25e48 to 0xc4f26000) <0>[ 146.939338] 5e40: 00000001 00000000 c15ec378 c567c000 c4f25e74 c4f25e68 <0>[ 146.947816] 5e60: c0c66988 c0c67774 c4f25e9c c4f25e78 c0c66e60 c0c66968 c0c66d4c c4a98dc0 <0>[ 146.956293] 5e80: b6e8b000 0000000f c3acf000 c4f25f60 c4f25ec4 c4f25ea0 c07eef94 c0c66d58 <0>[ 146.964770] 5ea0: c4a98dc0 c07eef30 b6e8b000 c290d000 c4f25f60 c4f24000 c4f25f5c c4f25ec8 <0>[ 146.973248] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c4f24000 <0>[ 146.981725] 5ee0: b6e8b000 00020000 00000004 0000000f 0001fff1 c4f25ee0 00000001 00000000 <0>[ 146.990202] 5f00: c4f32b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 146.998681] 5f20: 00000000 00000000 c13c0eac 2223b5f8 c206b700 c4a98dc0 c4a98dc0 c4f24000 <0>[ 147.007159] 5f40: 0000000f 00000000 00000000 00000004 c4f25f94 c4f25f60 c05a2e70 c05a2788 <0>[ 147.015637] 5f60: 00000000 00000000 c4f25fac 2223b5f8 0000000f 0000000f 7ff00000 00000004 <0>[ 147.024116] 5f80: c03002e4 c4f24000 c4f25fa4 c4f25f98 c05a2f00 c05a2df8 00000000 c4f25fa8 <0>[ 147.032592] 5fa0: c03000c0 c05a2ef4 0000000f 0000000f 00000001 b6e8b000 0000000f 00000001 <0>[ 147.041069] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e8b000 00020000 0041fe38 <0>[ 147.049547] 5fe0: 00000004 becf77e8 b6f5133b b6eca616 60080030 00000001 00000000 00000000 <0>[ 147.058014] Backtrace: <0>[ 147.060743] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 147.069555] r4:c567c000 <0>[ 147.072363] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 147.080669] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 147.088880] r9:c4f25f60 r8:c3acf000 r7:0000000f r6:b6e8b000 r5:c4a98dc0 r4:c0c66d4c <0>[ 147.096925] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 147.105047] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6e8b000 r5:c07eef30 r4:c4a98dc0 <0>[ 147.113091] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 147.120518] r10:00000004 r9:00000000 r8:00000000 r7:0000000f r6:c4f24000 r5:c4a98dc0 <0>[ 147.128636] r4:c4a98dc0 <0>[ 147.131443] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 147.138869] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f <0>[ 147.146913] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 147.154766] Exception stack(0xc4f25fa8 to 0xc4f25ff0) <0>[ 147.160102] 5fa0: 0000000f 0000000f 00000001 b6e8b000 0000000f 00000001 <0>[ 147.168581] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e8b000 00020000 0041fe38 <0>[ 147.177055] 5fe0: 00000004 becf77e8 b6f5133b b6eca616 <0>[ 147.182399] Code: bad PC value <4>[ 147.185714] ---[ end trace fd303ed09a41d54c ]--- # Segmentation fault # [ 146.795762] lkdtm: Performing direct entry EXEC_USERSPACE # [ 146.800248] lkdtm: attempting ok execution at c0c676d8 # [ 146.805595] lkdtm: attempting bad execution at b6fc6000 # [ 146.811118] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fc6000 # [ 146.818382] Internal error: : b [#8] SMP ARM # [ 146.822917] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 146.861995] CPU: 0 PID: 2062 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 146.870026] Hardware name: STM32 (Device Tree Support) # [ 146.875458] PC is at 0xb6fc6000 # [ 146.878866] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 146.884012] pc : [] lr : [] psr: 60080013 # [ 146.890566] sp : c4f25e48 ip : c4f25d50 fp : c4f25e64 # [ 146.896071] r10: 0000000f r9 : 00000024 r8 : c4f25f60 # [ 146.901577] r7 : 0000000f r6 : c15ec378 r5 : c1ad2a8c r4 : b6fc6000 # [ 146.908393] r3 : 2223b5f8 r2 : 2223b5f8 r1 : ef7955e0 r0 : 0000002b # [ 146.915211] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 146.922637] Control: 10c5387d Table: c56bc06a DAC: 00000051 # [ 146.928672] Process cat (pid: 2062, stack limit = 0x8345d240) # [ 146.934698] Stack: (0xc4f25e48 to 0xc4f26000) # [ 146.939338] 5e40: 00000001 00000000 c15ec378 c567c000 c4f25e74 c4f25e68 # [ 146.947816] 5e60: c0c66988 c0c67774 c4f25e9c c4f25e78 c0c66e60 c0c66968 c0c66d4c c4a98dc0 # [ 146.956293] 5e80: b6e8b000 0000000f c3acf000 c4f25f60 c4f25ec4 c4f25ea0 c07eef94 c0c66d58 # [ 146.964770] 5ea0: c4a98dc0 c07eef30 b6e8b000 c290d000 c4f25f60 c4f24000 c4f25f5c c4f25ec8 # [ 146.973248] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c4f24000 # [ 146.981725] 5ee0: b6e8b000 00020000 00000004 0000000f 0001fff1 c4f25ee0 00000001 00000000 # [ 146.990202] 5f00: c4f32b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 146.998681] 5f20: 00000000 00000000 c13c0eac 2223b5f8 c206b700 c4a98dc0 c4a98dc0 c4f24000 # [ 147.007159] 5f40: 0000000f 00000000 00000000 00000004 c4f25f94 c4f25f60 c05a2e70 c05a2788 # [ 147.015637] 5f60: 00000000 00000000 c4f25fac 2223b5f8 0000000f 0000000f 7ff00000 00000004 # [ 147.024116] 5f80: c03002e4 c4f24000 c4f25fa4 c4f25f98 c05a2f00 c05a2df8 00000000 c4f25fa8 # [ 147.032592] 5fa0: c03000c0 c05a2ef4 0000000f 0000000f 00000001 b6e8b000 0000000f 00000001 # [ 147.041069] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e8b000 00020000 0041fe38 # [ 147.049547] 5fe0: 00000004 becf77e8 b6f5133b b6eca616 60080030 00000001 00000000 00000000 # [ 147.058014] Backtrace: # [ 147.060743] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 147.069555] r4:c567c000 # [ 147.072363] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 147.080669] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 147.088880] r9:c4f25f60 r8:c3acf000 r7:0000000f r6:b6e8b000 r5:c4a98dc0 r4:c0c66d4c # [ 147.096925] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 147.105047] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6e8b000 r5:c07eef30 r4:c4a98dc0 # [ 147.113091] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 147.120518] r10:00000004 r9:00000000 r8:00000000 r7:0000000f r6:c4f24000 r5:c4a98dc0 # [ 147.128636] r4:c4a98dc0 # [ 147.131443] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 147.138869] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f # [ 147.146913] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 147.154766] Exception stack(0xc4f25fa8 to 0xc4f25ff0) # [ 147.160102] 5fa0: 0000000f 0000000f 00000001 b6e8b000 0000000f 00000001 # [ 147.168581] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e8b000 00020000 0041fe38 # [ 147.177055] 5fe0: 00000004 becf77e8 b6f5133b b6eca616 # [ 147.182399] Code: bad PC value # [ 147.185714] ---[ end trace fd303ed09a41d54c ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh <6>[ 148.127924] lkdtm: Performing direct entry EXEC_NULL <6>[ 148.131931] lkdtm: attempting ok execution at c0c676d8 <6>[ 148.137156] lkdtm: attempting bad execution at 00000000 <1>[ 148.142818] 8<--- cut here --- <1>[ 148.145991] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 148.154610] pgd = 4f9eb68f <1>[ 148.157348] [00000000] *pgd=00000000 <0>[ 148.161329] Internal error: Oops: 80000005 [#9] SMP ARM <4>[ 148.166703] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 148.205767] CPU: 1 PID: 2134 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 148.213795] Hardware name: STM32 (Device Tree Support) <4>[ 148.219229] PC is at 0x0 <4>[ 148.222025] LR is at execute_location+0xa4/0xb4 <4>[ 148.226820] pc : [<00000000>] lr : [] psr: 60080013 <4>[ 148.233376] sp : c60ede38 ip : c60edd40 fp : c60ede54 <4>[ 148.238882] r10: 0000000a r9 : 00000025 r8 : c60edf60 <4>[ 148.244390] r7 : 0000000a r6 : 00000000 r5 : 00000000 r4 : c0c676d8 <4>[ 148.251208] r3 : 09eddfca r2 : 09eddfca r1 : ef7aa5e0 r0 : 0000002b <4>[ 148.258029] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 148.265458] Control: 10c5387d Table: c60e806a DAC: 00000051 <0>[ 148.271495] Process cat (pid: 2134, stack limit = 0x58b576ca) <0>[ 148.277521] Stack: (0xc60ede38 to 0xc60ee000) <0>[ 148.282156] de20: c5763000 c1ad2a9c <0>[ 148.290639] de40: c15ec378 0000000a c60ede64 c60ede58 c13abbc0 c13ab90c c60ede74 c60ede68 <0>[ 148.299118] de60: c0c66988 c13abbac c60ede9c c60ede78 c0c66e60 c0c66968 c0c66d4c c56988c0 <0>[ 148.307598] de80: b6e38000 0000000a c3acf000 c60edf60 c60edec4 c60edea0 c07eef94 c0c66d58 <0>[ 148.316077] dea0: c56988c0 c07eef30 b6e38000 c290d000 c60edf60 c60ec000 c60edf5c c60edec8 <0>[ 148.324556] dec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c60ec000 <0>[ 148.333036] dee0: b6e38000 00020000 00000004 0000000a 0001fff6 c60edee0 00000001 00000000 <0>[ 148.341516] df00: c5698b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 148.349998] df20: 00000000 00000000 c13c0eac 09eddfca c206b700 c56988c0 c56988c0 c60ec000 <0>[ 148.358478] df40: 0000000a 00000000 00000000 00000004 c60edf94 c60edf60 c05a2e70 c05a2788 <0>[ 148.366957] df60: 00000000 00000000 c60edfac 09eddfca 0000000a 0000000a 7ff00000 00000004 <0>[ 148.375439] df80: c03002e4 c60ec000 c60edfa4 c60edf98 c05a2f00 c05a2df8 00000000 c60edfa8 <0>[ 148.383918] dfa0: c03000c0 c05a2ef4 0000000a 0000000a 00000001 b6e38000 0000000a 00000001 <0>[ 148.392397] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e38000 00020000 0047fe38 <0>[ 148.400876] dfe0: 00000004 befc67e8 b6efe33b b6e77616 60080030 00000001 00000000 00000000 <0>[ 148.409347] Backtrace: <0>[ 148.412072] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 148.420546] r7:0000000a r6:c15ec378 r5:c1ad2a9c r4:c5763000 <0>[ 148.426499] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 148.434888] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 148.443193] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 148.451404] r9:c60edf60 r8:c3acf000 r7:0000000a r6:b6e38000 r5:c56988c0 r4:c0c66d4c <0>[ 148.459449] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 148.467573] r9:c60ec000 r8:c60edf60 r7:c290d000 r6:b6e38000 r5:c07eef30 r4:c56988c0 <0>[ 148.475615] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 148.483041] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c60ec000 r5:c56988c0 <0>[ 148.491158] r4:c56988c0 <0>[ 148.493967] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 148.501394] r9:c60ec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 148.509437] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 148.517292] Exception stack(0xc60edfa8 to 0xc60edff0) <0>[ 148.522628] dfa0: 0000000a 0000000a 00000001 b6e38000 0000000a 00000001 <0>[ 148.531108] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e38000 00020000 0047fe38 <0>[ 148.539580] dfe0: 00000004 befc67e8 b6efe33b b6e77616 <0>[ 148.544924] Code: bad PC value <4>[ 148.548430] ---[ end trace fd303ed09a41d54d ]--- # Segmentation fault # [ 148.127924] lkdtm: Performing direct entry EXEC_NULL # [ 148.131931] lkdtm: attempting ok execution at c0c676d8 # [ 148.137156] lkdtm: attempting bad execution at 00000000 # [ 148.142818] 8<--- cut here --- # [ 148.145991] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 148.154610] pgd = 4f9eb68f # [ 148.157348] [00000000] *pgd=00000000 # [ 148.161329] Internal error: Oops: 80000005 [#9] SMP ARM # [ 148.166703] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 148.205767] CPU: 1 PID: 2134 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 148.213795] Hardware name: STM32 (Device Tree Support) # [ 148.219229] PC is at 0x0 # [ 148.222025] LR is at execute_location+0xa4/0xb4 # [ 148.226820] pc : [<00000000>] lr : [] psr: 60080013 # [ 148.233376] sp : c60ede38 ip : c60edd40 fp : c60ede54 # [ 148.238882] r10: 0000000a r9 : 00000025 r8 : c60edf60 # [ 148.244390] r7 : 0000000a r6 : 00000000 r5 : 00000000 r4 : c0c676d8 # [ 148.251208] r3 : 09eddfca r2 : 09eddfca r1 : ef7aa5e0 r0 : 0000002b # [ 148.258029] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 148.265458] Control: 10c5387d Table: c60e806a DAC: 00000051 # [ 148.271495] Process cat (pid: 2134, stack limit = 0x58b576ca) # [ 148.277521] Stack: (0xc60ede38 to 0xc60ee000) # [ 148.282156] de20: c5763000 c1ad2a9c # [ 148.290639] de40: c15ec378 0000000a c60ede64 c60ede58 c13abbc0 c13ab90c c60ede74 c60ede68 # [ 148.299118] de60: c0c66988 c13abbac c60ede9c c60ede78 c0c66e60 c0c66968 c0c66d4c c56988c0 # [ 148.307598] de80: b6e38000 0000000a c3acf000 c60edf60 c60edec4 c60edea0 c07eef94 c0c66d58 # [ 148.316077] dea0: c56988c0 c07eef30 b6e38000 c290d000 c60edf60 c60ec000 c60edf5c c60edec8 # [ 148.324556] dec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c60ec000 # [ 148.333036] dee0: b6e38000 00020000 00000004 0000000a 0001fff6 c60edee0 00000001 00000000 # [ 148.341516] df00: c5698b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 148.349998] df20: 00000000 00000000 c13c0eac 09eddfca c206b700 c56988c0 c56988c0 c60ec000 # [ 148.358478] df40: 0000000a 00000000 00000000 00000004 c60edf94 c60edf60 c05a2e70 c05a2788 # [ 148.366957] df60: 00000000 00000000 c60edfac 09eddfca 0000000a 0000000a 7ff00000 00000004 # [ 148.375439] df80: c03002e4 c60ec000 c60edfa4 c60edf98 c05a2f00 c05a2df8 00000000 c60edfa8 # [ 148.383918] dfa0: c03000c0 c05a2ef4 0000000a 0000000a 00000001 b6e38000 0000000a 00000001 # [ 148.392397] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e38000 00020000 0047fe38 # [ 148.400876] dfe0: 00000004 befc67e8 b6efe33b b6e77616 60080030 00000001 00000000 00000000 # [ 148.409347] Backtrace: # [ 148.412072] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 148.420546] r7:0000000a r6:c15ec378 r5:c1ad2a9c r4:c5763000 # [ 148.426499] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 148.434888] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 148.443193] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 148.451404] r9:c60edf60 r8:c3acf000 r7:0000000a r6:b6e38000 r5:c56988c0 r4:c0c66d4c # [ 148.459449] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 148.467573] r9:c60ec000 r8:c60edf60 r7:c290d000 r6:b6e38000 r5:c07eef30 r4:c56988c0 # [ 148.475615] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 148.483041] r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c60ec000 r5:c56988c0 # [ 148.491158] r4:c56988c0 # [ 148.493967] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 148.501394] r9:c60ec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 148.509437] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 148.517292] Exception stack(0xc60edfa8 to 0xc60edff0) # [ 148.522628] dfa0: 0000000a 0000000a 00000001 b6e38000 0000000a 00000001 # [ 148.531108] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e38000 00020000 0047fe38 # [ 148.539580] dfe0: 00000004 befc67e8 b6efe33b b6e77616 # [ 148.544924] Code: bad PC value # [ 148.548430] ---[ end trace fd303ed09a41d54d ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh <6>[ 149.531552] lkdtm: Performing direct entry ACCESS_USERSPACE <6>[ 149.536050] lkdtm: attempting bad read at b6f45000 <1>[ 149.541273] 8<--- cut here --- <1>[ 149.544370] Unhandled fault: page domain fault (0x01b) at 0xb6f45000 <1>[ 149.551020] pgd = 4f9eb68f <1>[ 149.553985] [b6f45000] *pgd=f8aa2835 <0>[ 149.557840] Internal error: : 1b [#10] SMP ARM <4>[ 149.562551] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 149.601624] CPU: 0 PID: 2211 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 149.609655] Hardware name: STM32 (Device Tree Support) <4>[ 149.615094] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 149.620591] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 149.625913] pc : [] lr : [] psr: 60080013 <4>[ 149.632467] sp : c5795e38 ip : c5795d40 fp : c5795e64 <4>[ 149.637973] r10: 00000011 r9 : 00000026 r8 : c5795f60 <4>[ 149.643481] r7 : 00000011 r6 : 00000051 r5 : c5794000 r4 : b6f45000 <4>[ 149.650299] r3 : ab950a50 r2 : ab950a50 r1 : ef7955e0 r0 : 00000026 <4>[ 149.657117] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 149.664544] Control: 10c5387d Table: c60e806a DAC: 00000051 <0>[ 149.670578] Process cat (pid: 2211, stack limit = 0x2492b1e6) <0>[ 149.676605] Stack: (0xc5795e38 to 0xc5796000) <0>[ 149.681241] 5e20: 00000022 00000000 <0>[ 149.689722] 5e40: 00000000 ab950a50 c5795e6c c567c000 c1ad2aa8 c15ec378 c5795e74 c5795e68 <0>[ 149.698200] 5e60: c0c66988 c0c67848 c5795e9c c5795e78 c0c66e60 c0c66968 c0c66d4c c50c3640 <0>[ 149.706679] 5e80: b6e0a000 00000011 c3acf000 c5795f60 c5795ec4 c5795ea0 c07eef94 c0c66d58 <0>[ 149.715156] 5ea0: c50c3640 c07eef30 b6e0a000 c290d000 c5795f60 c5794000 c5795f5c c5795ec8 <0>[ 149.723633] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c5794000 <0>[ 149.732110] 5ee0: b6e0a000 00020000 00000004 00000011 0001ffef c5795ee0 00000001 00000000 <0>[ 149.740587] 5f00: c4faf140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 149.749065] 5f20: 00000000 00000000 c13c0eac ab950a50 c206b700 c50c3640 c50c3640 c5794000 <0>[ 149.757544] 5f40: 00000011 00000000 00000000 00000004 c5795f94 c5795f60 c05a2e70 c05a2788 <0>[ 149.766022] 5f60: 00000000 00000000 c5795fac ab950a50 00000011 00000011 7ff00000 00000004 <0>[ 149.774502] 5f80: c03002e4 c5794000 c5795fa4 c5795f98 c05a2f00 c05a2df8 00000000 c5795fa8 <0>[ 149.782981] 5fa0: c03000c0 c05a2ef4 00000011 00000011 00000001 b6e0a000 00000011 00000001 <0>[ 149.791462] 5fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e0a000 00020000 0044fe38 <0>[ 149.799942] 5fe0: 00000004 bebe77e8 b6ed033b b6e49616 60080030 00000001 00000000 00000000 <0>[ 149.808413] Backtrace: <0>[ 149.811143] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 149.820137] r6:c15ec378 r5:c1ad2aa8 r4:c567c000 <0>[ 149.825039] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 149.833348] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 149.841563] r9:c5795f60 r8:c3acf000 r7:00000011 r6:b6e0a000 r5:c50c3640 r4:c0c66d4c <0>[ 149.849609] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 149.857733] r9:c5794000 r8:c5795f60 r7:c290d000 r6:b6e0a000 r5:c07eef30 r4:c50c3640 <0>[ 149.865778] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 149.873207] r10:00000004 r9:00000000 r8:00000000 r7:00000011 r6:c5794000 r5:c50c3640 <0>[ 149.881329] r4:c50c3640 <0>[ 149.884138] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 149.891566] r9:c5794000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 <0>[ 149.899612] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 149.907469] Exception stack(0xc5795fa8 to 0xc5795ff0) <0>[ 149.912807] 5fa0: 00000011 00000011 00000001 b6e0a000 00000011 00000001 <0>[ 149.921288] 5fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e0a000 00020000 0044fe38 <0>[ 149.929761] 5fe0: 00000004 bebe77e8 b6ed033b b6e49616 <0>[ 149.935097] Code: e1a01004 e30309cc e34c01ad eb1ce3cd (e5943000) <4>[ 149.941480] ---[ end trace fd303ed09a41d54e ]--- # Segmentation fault # [ 149.531552] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 149.536050] lkdtm: attempting bad read at b6f45000 # [ 149.541273] 8<--- cut here --- # [ 149.544370] Unhandled fault: page domain fault (0x01b) at 0xb6f45000 # [ 149.551020] pgd = 4f9eb68f # [ 149.553985] [b6f45000] *pgd=f8aa2835 # [ 149.557840] Internal error: : 1b [#10] SMP ARM # [ 149.562551] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 149.601624] CPU: 0 PID: 2211 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 149.609655] Hardware name: STM32 (Device Tree Support) # [ 149.615094] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 149.620591] LR is at __irq_work_queue_local+0x40/0x74 # [ 149.625913] pc : [] lr : [] psr: 60080013 # [ 149.632467] sp : c5795e38 ip : c5795d40 fp : c5795e64 # [ 149.637973] r10: 00000011 r9 : 00000026 r8 : c5795f60 # [ 149.643481] r7 : 00000011 r6 : 00000051 r5 : c5794000 r4 : b6f45000 # [ 149.650299] r3 : ab950a50 r2 : ab950a50 r1 : ef7955e0 r0 : 00000026 # [ 149.657117] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 149.664544] Control: 10c5387d Table: c60e806a DAC: 00000051 # [ 149.670578] Process cat (pid: 2211, stack limit = 0x2492b1e6) # [ 149.676605] Stack: (0xc5795e38 to 0xc5796000) # [ 149.681241] 5e20: 00000022 00000000 # [ 149.689722] 5e40: 00000000 ab950a50 c5795e6c c567c000 c1ad2aa8 c15ec378 c5795e74 c5795e68 # [ 149.698200] 5e60: c0c66988 c0c67848 c5795e9c c5795e78 c0c66e60 c0c66968 c0c66d4c c50c3640 # [ 149.706679] 5e80: b6e0a000 00000011 c3acf000 c5795f60 c5795ec4 c5795ea0 c07eef94 c0c66d58 # [ 149.715156] 5ea0: c50c3640 c07eef30 b6e0a000 c290d000 c5795f60 c5794000 c5795f5c c5795ec8 # [ 149.723633] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c5794000 # [ 149.732110] 5ee0: b6e0a000 00020000 00000004 00000011 0001ffef c5795ee0 00000001 00000000 # [ 149.740587] 5f00: c4faf140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 149.749065] 5f20: 00000000 00000000 c13c0eac ab950a50 c206b700 c50c3640 c50c3640 c5794000 # [ 149.757544] 5f40: 00000011 00000000 00000000 00000004 c5795f94 c5795f60 c05a2e70 c05a2788 # [ 149.766022] 5f60: 00000000 00000000 c5795fac ab950a50 00000011 00000011 7ff00000 00000004 # [ 149.774502] 5f80: c03002e4 c5794000 c5795fa4 c5795f98 c05a2f00 c05a2df8 00000000 c5795fa8 # [ 149.782981] 5fa0: c03000c0 c05a2ef4 00000011 00000011 00000001 b6e0a000 00000011 00000001 # [ 149.791462] 5fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e0a000 00020000 0044fe38 # [ 149.799942] 5fe0: 00000004 bebe77e8 b6ed033b b6e49616 60080030 00000001 00000000 00000000 # [ 149.808413] Backtrace: # [ 149.811143] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 149.820137] r6:c15ec378 r5:c1ad2aa8 r4:c567c000 # [ 149.825039] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 149.833348] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 149.841563] r9:c5795f60 r8:c3acf000 r7:00000011 r6:b6e0a000 r5:c50c3640 r4:c0c66d4c # [ 149.849609] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 149.857733] r9:c5794000 r8:c5795f60 r7:c290d000 r6:b6e0a000 r5:c07eef30 r4:c50c3640 # [ 149.865778] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 149.873207] r10:00000004 r9:00000000 r8:00000000 r7:00000011 r6:c5794000 r5:c50c3640 # [ 149.881329] r4:c50c3640 # [ 149.884138] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 149.891566] r9:c5794000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 # [ 149.899612] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 149.907469] Exception stack(0xc5795fa8 to 0xc5795ff0) # [ 149.912807] 5fa0: 00000011 00000011 00000001 b6e0a000 00000011 00000001 # [ 149.921288] 5fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e0a000 00020000 0044fe38 # [ 149.929761] 5fe0: 00000004 bebe77e8 b6ed033b b6e49616 # [ 149.935097] Code: e1a01004 e30309cc e34c01ad eb1ce3cd (e5943000) # [ 149.941480] ---[ end trace fd303ed09a41d54e ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh <6>[ 150.777307] lkdtm: Performing direct entry ACCESS_NULL <6>[ 150.781405] lkdtm: attempting bad read at 00000000 <1>[ 150.786382] 8<--- cut here --- <1>[ 150.789824] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 150.798086] pgd = 6dfb9357 <1>[ 150.801145] [00000000] *pgd=00000000 <0>[ 150.804914] Internal error: Oops: 5 [#11] SMP ARM <4>[ 150.809885] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 150.848957] CPU: 0 PID: 2287 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 150.856988] Hardware name: STM32 (Device Tree Support) <4>[ 150.862423] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 150.867312] LR is at wake_up_klogd.part.0+0x7c/0x98 <4>[ 150.872459] pc : [] lr : [] psr: 60080013 <4>[ 150.879014] sp : c578be50 ip : 00000000 fp : c578be64 <4>[ 150.884521] r10: 0000000c r9 : 00000027 r8 : c578bf60 <4>[ 150.890030] r7 : 0000000c r6 : c15ec378 r5 : c1ad2abc r4 : 00000000 <4>[ 150.896848] r3 : 25794994 r2 : 25794994 r1 : 00000027 r0 : 00000026 <4>[ 150.903669] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 150.911097] Control: 10c5387d Table: c55c406a DAC: 00000051 <0>[ 150.917132] Process cat (pid: 2287, stack limit = 0x405e3a3c) <0>[ 150.923159] Stack: (0xc578be50 to 0xc578c000) <0>[ 150.927797] be40: c5679000 c1ad2abc c578be74 c578be68 <0>[ 150.936277] be60: c0c66988 c13abbd0 c578be9c c578be78 c0c66e60 c0c66968 c0c66d4c c542d3c0 <0>[ 150.944754] be80: b6db3000 0000000c c3acf000 c578bf60 c578bec4 c578bea0 c07eef94 c0c66d58 <0>[ 150.953232] bea0: c542d3c0 c07eef30 b6db3000 c290d000 c578bf60 c578a000 c578bf5c c578bec8 <0>[ 150.961710] bec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c578a000 <0>[ 150.970187] bee0: b6db3000 00020000 00000004 0000000c 0001fff4 c578bee0 00000001 00000000 <0>[ 150.978663] bf00: c542d780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 150.987142] bf20: 00000000 00000000 c13c0eac 25794994 c206b700 c542d3c0 c542d3c0 c578a000 <0>[ 150.995619] bf40: 0000000c 00000000 00000000 00000004 c578bf94 c578bf60 c05a2e70 c05a2788 <0>[ 151.004097] bf60: 00000000 00000000 c578bfac 25794994 0000000c 0000000c 7ff00000 00000004 <0>[ 151.012574] bf80: c03002e4 c578a000 c578bfa4 c578bf98 c05a2f00 c05a2df8 00000000 c578bfa8 <0>[ 151.021050] bfa0: c03000c0 c05a2ef4 0000000c 0000000c 00000001 b6db3000 0000000c 00000001 <0>[ 151.029528] bfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6db3000 00020000 0050fe38 <0>[ 151.038005] bfe0: 00000004 beb117e8 b6e7933b b6df2616 60080030 00000001 00000000 00000000 <0>[ 151.046473] Backtrace: <0>[ 151.049203] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 151.057754] r5:c1ad2abc r4:c5679000 <0>[ 151.061608] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 151.069914] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 151.078123] r9:c578bf60 r8:c3acf000 r7:0000000c r6:b6db3000 r5:c542d3c0 r4:c0c66d4c <0>[ 151.086168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 151.094293] r9:c578a000 r8:c578bf60 r7:c290d000 r6:b6db3000 r5:c07eef30 r4:c542d3c0 <0>[ 151.102336] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 151.109762] r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c578a000 r5:c542d3c0 <0>[ 151.117881] r4:c542d3c0 <0>[ 151.120689] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 151.128116] r9:c578a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 151.136160] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 151.144014] Exception stack(0xc578bfa8 to 0xc578bff0) <0>[ 151.149351] bfa0: 0000000c 0000000c 00000001 b6db3000 0000000c 00000001 <0>[ 151.157831] bfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6db3000 00020000 0050fe38 <0>[ 151.166305] bfe0: 00000004 beb117e8 b6e7933b b6df2616 <0>[ 151.171642] Code: e30309cc e34c01ad e1a01004 ebffd326 (e5945000) <4>[ 151.178135] ---[ end trace fd303ed09a41d54f ]--- # Segmentation fault # [ 150.777307] lkdtm: Performing direct entry ACCESS_NULL # [ 150.781405] lkdtm: attempting bad read at 00000000 # [ 150.786382] 8<--- cut here --- # [ 150.789824] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 150.798086] pgd = 6dfb9357 # [ 150.801145] [00000000] *pgd=00000000 # [ 150.804914] Internal error: Oops: 5 [#11] SMP ARM # [ 150.809885] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 150.848957] CPU: 0 PID: 2287 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 150.856988] Hardware name: STM32 (Device Tree Support) # [ 150.862423] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 150.867312] LR is at wake_up_klogd.part.0+0x7c/0x98 # [ 150.872459] pc : [] lr : [] psr: 60080013 # [ 150.879014] sp : c578be50 ip : 00000000 fp : c578be64 # [ 150.884521] r10: 0000000c r9 : 00000027 r8 : c578bf60 # [ 150.890030] r7 : 0000000c r6 : c15ec378 r5 : c1ad2abc r4 : 00000000 # [ 150.896848] r3 : 25794994 r2 : 25794994 r1 : 00000027 r0 : 00000026 # [ 150.903669] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 150.911097] Control: 10c5387d Table: c55c406a DAC: 00000051 # [ 150.917132] Process cat (pid: 2287, stack limit = 0x405e3a3c) # [ 150.923159] Stack: (0xc578be50 to 0xc578c000) # [ 150.927797] be40: c5679000 c1ad2abc c578be74 c578be68 # [ 150.936277] be60: c0c66988 c13abbd0 c578be9c c578be78 c0c66e60 c0c66968 c0c66d4c c542d3c0 # [ 150.944754] be80: b6db3000 0000000c c3acf000 c578bf60 c578bec4 c578bea0 c07eef94 c0c66d58 # [ 150.953232] bea0: c542d3c0 c07eef30 b6db3000 c290d000 c578bf60 c578a000 c578bf5c c578bec8 # [ 150.961710] bec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c578a000 # [ 150.970187] bee0: b6db3000 00020000 00000004 0000000c 0001fff4 c578bee0 00000001 00000000 # [ 150.978663] bf00: c542d780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 150.987142] bf20: 00000000 00000000 c13c0eac 25794994 c206b700 c542d3c0 c542d3c0 c578a000 # [ 150.995619] bf40: 0000000c 00000000 00000000 00000004 c578bf94 c578bf60 c05a2e70 c05a2788 # [ 151.004097] bf60: 00000000 00000000 c578bfac 25794994 0000000c 0000000c 7ff00000 00000004 # [ 151.012574] bf80: c03002e4 c578a000 c578bfa4 c578bf98 c05a2f00 c05a2df8 00000000 c578bfa8 # [ 151.021050] bfa0: c03000c0 c05a2ef4 0000000c 0000000c 00000001 b6db3000 0000000c 00000001 # [ 151.029528] bfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6db3000 00020000 0050fe38 # [ 151.038005] bfe0: 00000004 beb117e8 b6e7933b b6df2616 60080030 00000001 00000000 00000000 # [ 151.046473] Backtrace: # [ 151.049203] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 151.057754] r5:c1ad2abc r4:c5679000 # [ 151.061608] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 151.069914] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 151.078123] r9:c578bf60 r8:c3acf000 r7:0000000c r6:b6db3000 r5:c542d3c0 r4:c0c66d4c # [ 151.086168] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 151.094293] r9:c578a000 r8:c578bf60 r7:c290d000 r6:b6db3000 r5:c07eef30 r4:c542d3c0 # [ 151.102336] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 151.109762] r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c578a000 r5:c542d3c0 # [ 151.117881] r4:c542d3c0 # [ 151.120689] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 151.128116] r9:c578a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 151.136160] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 151.144014] Exception stack(0xc578bfa8 to 0xc578bff0) # [ 151.149351] bfa0: 0000000c 0000000c 00000001 b6db3000 0000000c 00000001 # [ 151.157831] bfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6db3000 00020000 0050fe38 # [ 151.166305] bfe0: 00000004 beb117e8 b6e7933b b6df2616 # [ 151.171642] Code: e30309cc e34c01ad e1a01004 ebffd326 (e5945000) # [ 151.178135] ---[ end trace fd303ed09a41d54f ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh <6>[ 152.066497] lkdtm: Performing direct entry WRITE_RO <6>[ 152.070328] lkdtm: attempting bad rodata write at c15ec610 <1>[ 152.076002] 8<--- cut here --- <1>[ 152.079314] Unable to handle kernel paging request at virtual address c15ec610 <1>[ 152.086834] pgd = 59dd19bd <1>[ 152.089801] [c15ec610] *pgd=c141941e(bad) <0>[ 152.094091] Internal error: Oops: 80d [#12] SMP ARM <4>[ 152.099245] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 152.138321] CPU: 0 PID: 2362 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 152.146353] Hardware name: STM32 (Device Tree Support) <4>[ 152.151789] PC is at lkdtm_WRITE_RO+0x44/0x50 <4>[ 152.156416] LR is at wake_up_klogd.part.0+0x7c/0x98 <4>[ 152.161564] pc : [] lr : [] psr: 60080013 <4>[ 152.168119] sp : c52c3e50 ip : 00000000 fp : c52c3e64 <4>[ 152.173626] r10: 00000009 r9 : 00000028 r8 : c52c3f60 <4>[ 152.179134] r7 : 00000009 r6 : c15ec378 r5 : c1ad2ac8 r4 : c15ec610 <4>[ 152.185952] r3 : 0198b861 r2 : aa55aa55 r1 : 00000027 r0 : c1ad38cc <4>[ 152.192771] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 152.200201] Control: 10c5387d Table: c56bc06a DAC: 00000051 <0>[ 152.206233] Process cat (pid: 2362, stack limit = 0x8d605b92) <0>[ 152.212262] Stack: (0xc52c3e50 to 0xc52c4000) <0>[ 152.216899] 3e40: c567a000 c1ad2ac8 c52c3e74 c52c3e68 <0>[ 152.225380] 3e60: c0c66988 c13ab9c0 c52c3e9c c52c3e78 c0c66e60 c0c66968 c0c66d4c c531bb40 <0>[ 152.233858] 3e80: b6e96000 00000009 c3acf000 c52c3f60 c52c3ec4 c52c3ea0 c07eef94 c0c66d58 <0>[ 152.242335] 3ea0: c531bb40 c07eef30 b6e96000 c290d000 c52c3f60 c52c2000 c52c3f5c c52c3ec8 <0>[ 152.250812] 3ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c52c2000 <0>[ 152.259291] 3ee0: b6e96000 00020000 00000004 00000009 0001fff7 c52c3ee0 00000001 00000000 <0>[ 152.267769] 3f00: c527f640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 152.276249] 3f20: 00000000 00000000 c13c0eac 8dc2250a c206b700 c531bb40 c531bb40 c52c2000 <0>[ 152.284727] 3f40: 00000009 00000000 00000000 00000004 c52c3f94 c52c3f60 c05a2e70 c05a2788 <0>[ 152.293205] 3f60: 00000000 00000000 c52c3fac 8dc2250a 00000009 00000009 7ff00000 00000004 <0>[ 152.301684] 3f80: c03002e4 c52c2000 c52c3fa4 c52c3f98 c05a2f00 c05a2df8 00000000 c52c3fa8 <0>[ 152.310161] 3fa0: c03000c0 c05a2ef4 00000009 00000009 00000001 b6e96000 00000009 00000001 <0>[ 152.318638] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e96000 00020000 0045fe38 <0>[ 152.327116] 3fe0: 00000004 bec867e8 b6f5c33b b6ed5616 60080030 00000001 00000000 00000000 <0>[ 152.335584] Backtrace: <0>[ 152.338313] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 152.346604] r5:c1ad2ac8 r4:c567a000 <0>[ 152.350459] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 152.358764] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 152.366975] r9:c52c3f60 r8:c3acf000 r7:00000009 r6:b6e96000 r5:c531bb40 r4:c0c66d4c <0>[ 152.375020] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 152.383145] r9:c52c2000 r8:c52c3f60 r7:c290d000 r6:b6e96000 r5:c07eef30 r4:c531bb40 <0>[ 152.391189] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 152.398616] r10:00000004 r9:00000000 r8:00000000 r7:00000009 r6:c52c2000 r5:c531bb40 <0>[ 152.406736] r4:c531bb40 <0>[ 152.409545] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 152.416972] r9:c52c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 <0>[ 152.425017] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 152.432871] Exception stack(0xc52c3fa8 to 0xc52c3ff0) <0>[ 152.438207] 3fa0: 00000009 00000009 00000001 b6e96000 00000009 00000001 <0>[ 152.446687] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e96000 00020000 0045fe38 <0>[ 152.455161] 3fe0: 00000004 bec867e8 b6f5c33b b6ed5616 <0>[ 152.460497] Code: e34a3bcd e30308cc e34c01ad e0233002 (e5843000) <4>[ 152.466879] ---[ end trace fd303ed09a41d550 ]--- # Segmentation fault # [ 152.066497] lkdtm: Performing direct entry WRITE_RO # [ 152.070328] lkdtm: attempting bad rodata write at c15ec610 # [ 152.076002] 8<--- cut here --- # [ 152.079314] Unable to handle kernel paging request at virtual address c15ec610 # [ 152.086834] pgd = 59dd19bd # [ 152.089801] [c15ec610] *pgd=c141941e(bad) # [ 152.094091] Internal error: Oops: 80d [#12] SMP ARM # [ 152.099245] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 152.138321] CPU: 0 PID: 2362 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 152.146353] Hardware name: STM32 (Device Tree Support) # [ 152.151789] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 152.156416] LR is at wake_up_klogd.part.0+0x7c/0x98 # [ 152.161564] pc : [] lr : [] psr: 60080013 # [ 152.168119] sp : c52c3e50 ip : 00000000 fp : c52c3e64 # [ 152.173626] r10: 00000009 r9 : 00000028 r8 : c52c3f60 # [ 152.179134] r7 : 00000009 r6 : c15ec378 r5 : c1ad2ac8 r4 : c15ec610 # [ 152.185952] r3 : 0198b861 r2 : aa55aa55 r1 : 00000027 r0 : c1ad38cc # [ 152.192771] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 152.200201] Control: 10c5387d Table: c56bc06a DAC: 00000051 # [ 152.206233] Process cat (pid: 2362, stack limit = 0x8d605b92) # [ 152.212262] Stack: (0xc52c3e50 to 0xc52c4000) # [ 152.216899] 3e40: c567a000 c1ad2ac8 c52c3e74 c52c3e68 # [ 152.225380] 3e60: c0c66988 c13ab9c0 c52c3e9c c52c3e78 c0c66e60 c0c66968 c0c66d4c c531bb40 # [ 152.233858] 3e80: b6e96000 00000009 c3acf000 c52c3f60 c52c3ec4 c52c3ea0 c07eef94 c0c66d58 # [ 152.242335] 3ea0: c531bb40 c07eef30 b6e96000 c290d000 c52c3f60 c52c2000 c52c3f5c c52c3ec8 # [ 152.250812] 3ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c52c2000 # [ 152.259291] 3ee0: b6e96000 00020000 00000004 00000009 0001fff7 c52c3ee0 00000001 00000000 # [ 152.267769] 3f00: c527f640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 152.276249] 3f20: 00000000 00000000 c13c0eac 8dc2250a c206b700 c531bb40 c531bb40 c52c2000 # [ 152.284727] 3f40: 00000009 00000000 00000000 00000004 c52c3f94 c52c3f60 c05a2e70 c05a2788 # [ 152.293205] 3f60: 00000000 00000000 c52c3fac 8dc2250a 00000009 00000009 7ff00000 00000004 # [ 152.301684] 3f80: c03002e4 c52c2000 c52c3fa4 c52c3f98 c05a2f00 c05a2df8 00000000 c52c3fa8 # [ 152.310161] 3fa0: c03000c0 c05a2ef4 00000009 00000009 00000001 b6e96000 00000009 00000001 # [ 152.318638] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e96000 00020000 0045fe38 # [ 152.327116] 3fe0: 00000004 bec867e8 b6f5c33b b6ed5616 60080030 00000001 00000000 00000000 # [ 152.335584] Backtrace: # [ 152.338313] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 152.346604] r5:c1ad2ac8 r4:c567a000 # [ 152.350459] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 152.358764] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 152.366975] r9:c52c3f60 r8:c3acf000 r7:00000009 r6:b6e96000 r5:c531bb40 r4:c0c66d4c # [ 152.375020] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 152.383145] r9:c52c2000 r8:c52c3f60 r7:c290d000 r6:b6e96000 r5:c07eef30 r4:c531bb40 # [ 152.391189] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 152.398616] r10:00000004 r9:00000000 r8:00000000 r7:00000009 r6:c52c2000 r5:c531bb40 # [ 152.406736] r4:c531bb40 # [ 152.409545] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 152.416972] r9:c52c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 # [ 152.425017] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 152.432871] Exception stack(0xc52c3fa8 to 0xc52c3ff0) # [ 152.438207] 3fa0: 00000009 00000009 00000001 b6e96000 00000009 00000001 # [ 152.446687] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e96000 00020000 0045fe38 # [ 152.455161] 3fe0: 00000004 bec867e8 b6f5c33b b6ed5616 # [ 152.460497] Code: e34a3bcd e30308cc e34c01ad e0233002 (e5843000) # [ 152.466879] ---[ end trace fd303ed09a41d550 ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh <6>[ 153.328090] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT <6>[ 153.332949] lkdtm: attempting bad ro_after_init write at c1b84c74 <1>[ 153.339349] 8<--- cut here --- <1>[ 153.342488] Unable to handle kernel paging request at virtual address c1b84c74 <1>[ 153.350007] pgd = c735fa27 <1>[ 153.352969] [c1b84c74] *pgd=c1a1941e(bad) <0>[ 153.357260] Internal error: Oops: 80d [#13] SMP ARM <4>[ 153.362409] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 153.401484] CPU: 0 PID: 2437 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 153.409514] Hardware name: STM32 (Device Tree Support) <4>[ 153.414950] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 <4>[ 153.420536] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 153.425859] pc : [] lr : [] psr: 60080013 <4>[ 153.432414] sp : c57a5e50 ip : c57a5d58 fp : c57a5e64 <4>[ 153.437921] r10: 00000014 r9 : 00000029 r8 : c57a5f60 <4>[ 153.443429] r7 : 00000014 r6 : c15ec378 r5 : c1ad2ad4 r4 : c1b84c74 <4>[ 153.450249] r3 : fe67479e r2 : 55aa55aa r1 : ef7955e0 r0 : c1ad38cc <4>[ 153.457069] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 153.464498] Control: 10c5387d Table: c614c06a DAC: 00000051 <0>[ 153.470532] Process cat (pid: 2437, stack limit = 0xb4cf64d3) <0>[ 153.476561] Stack: (0xc57a5e50 to 0xc57a6000) <0>[ 153.481199] 5e40: c567a000 c1ad2ad4 c57a5e74 c57a5e68 <0>[ 153.489678] 5e60: c0c66988 c13aba10 c57a5e9c c57a5e78 c0c66e60 c0c66968 c0c66d4c c4fc1dc0 <0>[ 153.498156] 5e80: b6e42000 00000014 c3acf000 c57a5f60 c57a5ec4 c57a5ea0 c07eef94 c0c66d58 <0>[ 153.506635] 5ea0: c4fc1dc0 c07eef30 b6e42000 c290d000 c57a5f60 c57a4000 c57a5f5c c57a5ec8 <0>[ 153.515113] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c57a4000 <0>[ 153.523591] 5ee0: b6e42000 00020000 00000004 00000014 0001ffec c57a5ee0 00000001 00000000 <0>[ 153.532068] 5f00: c569edc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 153.540548] 5f20: 00000000 00000000 c13c0eac e1b20ac6 c206b700 c4fc1dc0 c4fc1dc0 c57a4000 <0>[ 153.549026] 5f40: 00000014 00000000 00000000 00000004 c57a5f94 c57a5f60 c05a2e70 c05a2788 <0>[ 153.557505] 5f60: 00000000 00000000 c57a5fac e1b20ac6 00000014 00000014 7ff00000 00000004 <0>[ 153.565982] 5f80: c03002e4 c57a4000 c57a5fa4 c57a5f98 c05a2f00 c05a2df8 00000000 c57a5fa8 <0>[ 153.574460] 5fa0: c03000c0 c05a2ef4 00000014 00000014 00000001 b6e42000 00000014 00000001 <0>[ 153.582938] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e42000 00020000 004ffe38 <0>[ 153.591416] 5fe0: 00000004 bedc97e8 b6f0833b b6e81616 60080030 00000001 00000000 00000000 <0>[ 153.599884] Backtrace: <0>[ 153.602614] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 153.611865] r5:c1ad2ad4 r4:c567a000 <0>[ 153.615719] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 153.624024] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 153.632234] r9:c57a5f60 r8:c3acf000 r7:00000014 r6:b6e42000 r5:c4fc1dc0 r4:c0c66d4c <0>[ 153.640278] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 153.648402] r9:c57a4000 r8:c57a5f60 r7:c290d000 r6:b6e42000 r5:c07eef30 r4:c4fc1dc0 <0>[ 153.656445] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 153.663872] r10:00000004 r9:00000000 r8:00000000 r7:00000014 r6:c57a4000 r5:c4fc1dc0 <0>[ 153.671990] r4:c4fc1dc0 <0>[ 153.674798] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 153.682225] r9:c57a4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 <0>[ 153.690268] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 153.698122] Exception stack(0xc57a5fa8 to 0xc57a5ff0) <0>[ 153.703459] 5fa0: 00000014 00000014 00000001 b6e42000 00000014 00000001 <0>[ 153.711938] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e42000 00020000 004ffe38 <0>[ 153.720410] 5fe0: 00000004 bedc97e8 b6f0833b b6e81616 <0>[ 153.725746] Code: e34a3bcd e30308cc e34c01ad e0233002 (e5843000) <4>[ 153.732126] ---[ end trace fd303ed09a41d551 ]--- # Segmentation fault # [ 153.328090] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 153.332949] lkdtm: attempting bad ro_after_init write at c1b84c74 # [ 153.339349] 8<--- cut here --- # [ 153.342488] Unable to handle kernel paging request at virtual address c1b84c74 # [ 153.350007] pgd = c735fa27 # [ 153.352969] [c1b84c74] *pgd=c1a1941e(bad) # [ 153.357260] Internal error: Oops: 80d [#13] SMP ARM # [ 153.362409] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 153.401484] CPU: 0 PID: 2437 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 153.409514] Hardware name: STM32 (Device Tree Support) # [ 153.414950] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 153.420536] LR is at __irq_work_queue_local+0x40/0x74 # [ 153.425859] pc : [] lr : [] psr: 60080013 # [ 153.432414] sp : c57a5e50 ip : c57a5d58 fp : c57a5e64 # [ 153.437921] r10: 00000014 r9 : 00000029 r8 : c57a5f60 # [ 153.443429] r7 : 00000014 r6 : c15ec378 r5 : c1ad2ad4 r4 : c1b84c74 # [ 153.450249] r3 : fe67479e r2 : 55aa55aa r1 : ef7955e0 r0 : c1ad38cc # [ 153.457069] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 153.464498] Control: 10c5387d Table: c614c06a DAC: 00000051 # [ 153.470532] Process cat (pid: 2437, stack limit = 0xb4cf64d3) # [ 153.476561] Stack: (0xc57a5e50 to 0xc57a6000) # [ 153.481199] 5e40: c567a000 c1ad2ad4 c57a5e74 c57a5e68 # [ 153.489678] 5e60: c0c66988 c13aba10 c57a5e9c c57a5e78 c0c66e60 c0c66968 c0c66d4c c4fc1dc0 # [ 153.498156] 5e80: b6e42000 00000014 c3acf000 c57a5f60 c57a5ec4 c57a5ea0 c07eef94 c0c66d58 # [ 153.506635] 5ea0: c4fc1dc0 c07eef30 b6e42000 c290d000 c57a5f60 c57a4000 c57a5f5c c57a5ec8 # [ 153.515113] 5ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c13c0eac c05a2e70 c57a4000 # [ 153.523591] 5ee0: b6e42000 00020000 00000004 00000014 0001ffec c57a5ee0 00000001 00000000 # [ 153.532068] 5f00: c569edc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 153.540548] 5f20: 00000000 00000000 c13c0eac e1b20ac6 c206b700 c4fc1dc0 c4fc1dc0 c57a4000 # [ 153.549026] 5f40: 00000014 00000000 00000000 00000004 c57a5f94 c57a5f60 c05a2e70 c05a2788 # [ 153.557505] 5f60: 00000000 00000000 c57a5fac e1b20ac6 00000014 00000014 7ff00000 00000004 # [ 153.565982] 5f80: c03002e4 c57a4000 c57a5fa4 c57a5f98 c05a2f00 c05a2df8 00000000 c57a5fa8 # [ 153.574460] 5fa0: c03000c0 c05a2ef4 00000014 00000014 00000001 b6e42000 00000014 00000001 # [ 153.582938] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e42000 00020000 004ffe38 # [ 153.591416] 5fe0: 00000004 bedc97e8 b6f0833b b6e81616 60080030 00000001 00000000 00000000 # [ 153.599884] Backtrace: # [ 153.602614] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 153.611865] r5:c1ad2ad4 r4:c567a000 # [ 153.615719] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 153.624024] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 153.632234] r9:c57a5f60 r8:c3acf000 r7:00000014 r6:b6e42000 r5:c4fc1dc0 r4:c0c66d4c # [ 153.640278] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 153.648402] r9:c57a4000 r8:c57a5f60 r7:c290d000 r6:b6e42000 r5:c07eef30 r4:c4fc1dc0 # [ 153.656445] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 153.663872] r10:00000004 r9:00000000 r8:00000000 r7:00000014 r6:c57a4000 r5:c4fc1dc0 # [ 153.671990] r4:c4fc1dc0 # [ 153.674798] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 153.682225] r9:c57a4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 # [ 153.690268] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 153.698122] Exception stack(0xc57a5fa8 to 0xc57a5ff0) # [ 153.703459] 5fa0: 00000014 00000014 00000001 b6e42000 00000014 00000001 # [ 153.711938] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e42000 00020000 004ffe38 # [ 153.720410] 5fe0: 00000004 bedc97e8 b6f0833b b6e81616 # [ 153.725746] Code: e34a3bcd e30308cc e34c01ad e0233002 (e5843000) # [ 153.732126] ---[ end trace fd303ed09a41d551 ]--- # 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>[ 154.575396] lkdtm: Performing direct entry WRITE_KERN <6>[ 154.579525] lkdtm: attempting bad 7619076 byte write at c13ab8dc <1>[ 154.585602] 8<--- cut here --- <1>[ 154.588910] Unable to handle kernel paging request at virtual address c13ab8dc <1>[ 154.596433] pgd = 59dd19bd <1>[ 154.599399] [c13ab8dc] *pgd=c121940e(bad) <0>[ 154.603690] Internal error: Oops: 80d [#14] SMP ARM <4>[ 154.608843] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 154.647919] CPU: 0 PID: 2513 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 154.655950] Hardware name: STM32 (Device Tree Support) <4>[ 154.661383] PC is at memcpy+0x50/0x330 <4>[ 154.665395] LR is at 0xe92dd830 <4>[ 154.668801] pc : [] lr : [] psr: 20080013 <4>[ 154.675355] sp : c53d1e2c ip : e1a0c00d fp : c53d1e64 <4>[ 154.680861] r10: 0000000b r9 : 0000002a r8 : e89da800 <4>[ 154.686368] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 154.693186] r3 : e1a0c00d r2 : 00744164 r1 : c0c676f8 r0 : c13ab8dc <4>[ 154.700005] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 154.707433] Control: 10c5387d Table: c56bc06a DAC: 00000051 <0>[ 154.713465] Process cat (pid: 2513, stack limit = 0xeb542d86) <0>[ 154.719494] Stack: (0xc53d1e2c to 0xc53d2000) <0>[ 154.724132] 1e20: c0c676d8 00744204 0000000b c53d1f60 c13ab8dc <0>[ 154.732611] 1e40: c13ab8dc c13abac0 c567a000 c1ad2ae8 c15ec378 0000000b c53d1e74 c53d1e68 <0>[ 154.741090] 1e60: c0c66988 c13aba80 c53d1e9c c53d1e78 c0c66e60 c0c66968 c0c66d4c c4faf140 <0>[ 154.749568] 1e80: b6dfa000 0000000b c3acf000 c53d1f60 c53d1ec4 c53d1ea0 c07eef94 c0c66d58 <0>[ 154.758047] 1ea0: c4faf140 c07eef30 b6dfa000 c290d000 c53d1f60 c53d0000 c53d1f5c c53d1ec8 <0>[ 154.766525] 1ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c2c374a4 c05a2e70 c53d0000 <0>[ 154.775003] 1ee0: b6dfa000 00020000 00000004 0000000b 0001fff5 c53d1ee0 00000001 00000000 <0>[ 154.783480] 1f00: c4f9a8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 154.791959] 1f20: 00000000 00000000 c53d0000 a2573e24 b6df9000 c4faf140 c4faf140 c53d0000 <0>[ 154.800437] 1f40: 0000000b 00000000 00000000 00000004 c53d1f94 c53d1f60 c05a2e70 c05a2788 <0>[ 154.808915] 1f60: 00000000 00000000 c53d1fac a2573e24 0000000b 0000000b 7ff00000 00000004 <0>[ 154.817395] 1f80: c03002e4 c53d0000 c53d1fa4 c53d1f98 c05a2f00 c05a2df8 00000000 c53d1fa8 <0>[ 154.825874] 1fa0: c03000c0 c05a2ef4 0000000b 0000000b 00000001 b6dfa000 0000000b 00000001 <0>[ 154.834352] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dfa000 00020000 0042fe38 <0>[ 154.842831] 1fe0: 00000004 bef7f7e8 b6ec033b b6e39616 60080030 00000001 00000000 00000000 <0>[ 154.851299] Backtrace: <0>[ 154.854032] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 154.862497] r7:0000000b r6:c15ec378 r5:c1ad2ae8 r4:c567a000 <0>[ 154.868446] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <0>[ 154.876749] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 154.884959] r9:c53d1f60 r8:c3acf000 r7:0000000b r6:b6dfa000 r5:c4faf140 r4:c0c66d4c <0>[ 154.893003] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <0>[ 154.901126] r9:c53d0000 r8:c53d1f60 r7:c290d000 r6:b6dfa000 r5:c07eef30 r4:c4faf140 <0>[ 154.909168] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <0>[ 154.916594] r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c53d0000 r5:c4faf140 <0>[ 154.924712] r4:c4faf140 <0>[ 154.927520] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 154.934946] r9:c53d0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 154.942990] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 154.950844] Exception stack(0xc53d1fa8 to 0xc53d1ff0) <0>[ 154.956180] 1fa0: 0000000b 0000000b 00000001 b6dfa000 0000000b 00000001 <0>[ 154.964661] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dfa000 00020000 0042fe38 <0>[ 154.973134] 1fe0: 00000004 bef7f7e8 b6ec033b b6e39616 <0>[ 154.978469] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 154.984849] ---[ end trace fd303ed09a41d552 ]--- # Segmentation fault # [ 154.575396] lkdtm: Performing direct entry WRITE_KERN # [ 154.579525] lkdtm: attempting bad 7619076 byte write at c13ab8dc # [ 154.585602] 8<--- cut here --- # [ 154.588910] Unable to handle kernel paging request at virtual address c13ab8dc # [ 154.596433] pgd = 59dd19bd # [ 154.599399] [c13ab8dc] *pgd=c121940e(bad) # [ 154.603690] Internal error: Oops: 80d [#14] SMP ARM # [ 154.608843] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 154.647919] CPU: 0 PID: 2513 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 154.655950] Hardware name: STM32 (Device Tree Support) # [ 154.661383] PC is at memcpy+0x50/0x330 # [ 154.665395] LR is at 0xe92dd830 # [ 154.668801] pc : [] lr : [] psr: 20080013 # [ 154.675355] sp : c53d1e2c ip : e1a0c00d fp : c53d1e64 # [ 154.680861] r10: 0000000b r9 : 0000002a r8 : e89da800 # [ 154.686368] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 154.693186] r3 : e1a0c00d r2 : 00744164 r1 : c0c676f8 r0 : c13ab8dc # [ 154.700005] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 154.707433] Control: 10c5387d Table: c56bc06a DAC: 00000051 # [ 154.713465] Process cat (pid: 2513, stack limit = 0xeb542d86) # [ 154.719494] Stack: (0xc53d1e2c to 0xc53d2000) # [ 154.724132] 1e20: c0c676d8 00744204 0000000b c53d1f60 c13ab8dc # [ 154.732611] 1e40: c13ab8dc c13abac0 c567a000 c1ad2ae8 c15ec378 0000000b c53d1e74 c53d1e68 # [ 154.741090] 1e60: c0c66988 c13aba80 c53d1e9c c53d1e78 c0c66e60 c0c66968 c0c66d4c c4faf140 # [ 154.749568] 1e80: b6dfa000 0000000b c3acf000 c53d1f60 c53d1ec4 c53d1ea0 c07eef94 c0c66d58 # [ 154.758047] 1ea0: c4faf140 c07eef30 b6dfa000 c290d000 c53d1f60 c53d0000 c53d1f5c c53d1ec8 # [ 154.766525] 1ec0: c05a2888 c07eef3c 00000001 00000000 c05a2e70 c2c374a4 c05a2e70 c53d0000 # [ 154.775003] 1ee0: b6dfa000 00020000 00000004 0000000b 0001fff5 c53d1ee0 00000001 00000000 # [ 154.783480] 1f00: c4f9a8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 154.791959] 1f20: 00000000 00000000 c53d0000 a2573e24 b6df9000 c4faf140 c4faf140 c53d0000 # [ 154.800437] 1f40: 0000000b 00000000 00000000 00000004 c53d1f94 c53d1f60 c05a2e70 c05a2788 # [ 154.808915] 1f60: 00000000 00000000 c53d1fac a2573e24 0000000b 0000000b 7ff00000 00000004 # [ 154.817395] 1f80: c03002e4 c53d0000 c53d1fa4 c53d1f98 c05a2f00 c05a2df8 00000000 c53d1fa8 # [ 154.825874] 1fa0: c03000c0 c05a2ef4 0000000b 0000000b 00000001 b6dfa000 0000000b 00000001 # [ 154.834352] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dfa000 00020000 0042fe38 # [ 154.842831] 1fe0: 00000004 bef7f7e8 b6ec033b b6e39616 60080030 00000001 00000000 00000000 # [ 154.851299] Backtrace: # [ 154.854032] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 154.862497] r7:0000000b r6:c15ec378 r5:c1ad2ae8 r4:c567a000 # [ 154.868446] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 154.876749] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 154.884959] r9:c53d1f60 r8:c3acf000 r7:0000000b r6:b6dfa000 r5:c4faf140 r4:c0c66d4c # [ 154.893003] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 154.901126] r9:c53d0000 r8:c53d1f60 r7:c290d000 r6:b6dfa000 r5:c07eef30 r4:c4faf140 # [ 154.909168] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 154.916594] r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c53d0000 r5:c4faf140 # [ 154.924712] r4:c4faf140 # [ 154.927520] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 154.934946] r9:c53d0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 154.942990] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 154.950844] Exception stack(0xc53d1fa8 to 0xc53d1ff0) # [ 154.956180] 1fa0: 0000000b 0000000b 00000001 b6dfa000 0000000b 00000001 # [ 154.964661] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dfa000 00020000 0042fe38 # [ 154.973134] 1fe0: 00000004 bef7f7e8 b6ec033b b6e39616 # [ 154.978469] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 154.984849] ---[ end trace fd303ed09a41d552 ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <6>[ 155.882242] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW <6>[ 155.887115] lkdtm: attempting good refcount_inc() without overflow <6>[ 155.893792] lkdtm: attempting bad refcount_inc() overflow <4>[ 155.899374] ------------[ cut here ]------------ <4>[ 155.904175] WARNING: CPU: 0 PID: 2589 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 155.913000] refcount_t: saturated; leaking memory. <4>[ 155.917959] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 155.957124] CPU: 0 PID: 2589 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 155.965067] Hardware name: STM32 (Device Tree Support) <4>[ 155.970482] Backtrace: <4>[ 155.973216] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 155.981064] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 155.987011] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 155.994614] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 156.001864] r9:c1a26a0c r8:00000009 r7:00000016 r6:00000009 r5:c08830d0 r4:c1a26a34 <4>[ 156.009907] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 156.017680] r7:c08830d0 r6:00000016 r5:c1a26a34 r4:c5794000 <4>[ 156.023629] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 156.032892] r10:00000016 r9:0000002b r8:c5795f60 r7:00000016 r6:c15ec378 r5:c1ad2af4 <4>[ 156.041010] r4:c5794000 <4>[ 156.043822] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 156.053786] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) <4>[ 156.064184] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 156.073610] r4:c567a000 <4>[ 156.076417] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 156.084723] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 156.092935] r9:c5795f60 r8:c3acf000 r7:00000016 r6:b6e59000 r5:c5411640 r4:c0c66d4c <4>[ 156.100981] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 156.109107] r9:c5794000 r8:c5795f60 r7:c290d000 r6:b6e59000 r5:c07eef30 r4:c5411640 <4>[ 156.117152] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 156.124581] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c5794000 r5:c5411640 <4>[ 156.132700] r4:c5411640 <4>[ 156.135509] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 156.142937] r9:c5794000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 156.150982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 156.158840] Exception stack(0xc5795fa8 to 0xc5795ff0) <4>[ 156.164179] 5fa0: 00000016 00000016 00000001 b6e59000 00000016 00000001 <4>[ 156.172660] 5fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e59000 00020000 0048fe38 <4>[ 156.181136] 5fe0: 00000004 be9857e8 b6f1f33b b6e98616 <4>[ 156.186560] irq event stamp: 0 <4>[ 156.189869] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 156.195669] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 156.203576] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 156.211374] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 156.217080] ---[ end trace fd303ed09a41d553 ]--- <6>[ 156.222046] lkdtm: Overflow detected: saturated # [ 155.882242] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 155.887115] lkdtm: attempting good refcount_inc() without overflow # [ 155.893792] lkdtm: attempting bad refcount_inc() overflow # [ 155.899374] ------------[ cut here ]------------ # [ 155.904175] WARNING: CPU: 0 PID: 2589 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 155.913000] refcount_t: saturated; leaking memory. # [ 155.917959] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 155.957124] CPU: 0 PID: 2589 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 155.965067] Hardware name: STM32 (Device Tree Support) # [ 155.970482] Backtrace: # [ 155.973216] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 155.981064] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 155.987011] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 155.994614] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 156.001864] r9:c1a26a0c r8:00000009 r7:00000016 r6:00000009 r5:c08830d0 r4:c1a26a34 # [ 156.009907] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 156.017680] r7:c08830d0 r6:00000016 r5:c1a26a34 r4:c5794000 # [ 156.023629] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 156.032892] r10:00000016 r9:0000002b r8:c5795f60 r7:00000016 r6:c15ec378 r5:c1ad2af4 # [ 156.041010] r4:c5794000 # [ 156.043822] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 156.053786] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 156.064184] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 156.073610] r4:c567a000 # [ 156.076417] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 156.084723] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 156.092935] r9:c5795f60 r8:c3acf000 r7:00000016 r6:b6e59000 r5:c5411640 r4:c0c66d4c # [ 156.100981] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 156.109107] r9:c5794000 r8:c5795f60 r7:c290d000 r6:b6e59000 r5:c07eef30 r4:c5411640 # [ 156.117152] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 156.124581] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c5794000 r5:c5411640 # [ 156.132700] r4:c5411640 # [ 156.135509] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 156.142937] r9:c5794000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 156.150982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 156.158840] Exception stack(0xc5795fa8 to 0xc5795ff0) # [ 156.164179] 5fa0: 00000016 00000016 00000001 b6e59000 00000016 00000001 # [ 156.172660] 5fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e59000 00020000 0048fe38 # [ 156.181136] 5fe0: 00000004 be9857e8 b6f1f33b b6e98616 # [ 156.186560] irq event stamp: 0 # [ 156.189869] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 156.195669] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 156.203576] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 156.211374] softirqs last disabled at (0): [<00000000>] 0x0 # [ 156.217080] ---[ end trace fd303ed09a41d553 ]--- # [ 156.222046] 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>[ 157.356641] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW <6>[ 157.361641] lkdtm: attempting good refcount_add() without overflow <6>[ 157.367975] lkdtm: attempting bad refcount_add() overflow <4>[ 157.373805] ------------[ cut here ]------------ <4>[ 157.378583] WARNING: CPU: 0 PID: 2624 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 157.387373] refcount_t: saturated; leaking memory. <4>[ 157.392430] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 157.431529] CPU: 0 PID: 2624 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 157.439490] Hardware name: STM32 (Device Tree Support) <4>[ 157.444906] Backtrace: <4>[ 157.447641] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 157.455494] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 157.461444] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 157.469050] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 157.476302] r9:c1a26a0c r8:00000009 r7:00000016 r6:00000009 r5:c08830d0 r4:c1a26a34 <4>[ 157.484347] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 157.492124] r7:c08830d0 r6:00000016 r5:c1a26a34 r4:c57a0000 <4>[ 157.498073] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 157.507336] r10:00000016 r9:0000002c r8:c57a1f60 r7:00000016 r6:c15ec378 r5:c1ad2b0c <4>[ 157.515454] r4:c57a0000 <4>[ 157.518267] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 157.528230] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 157.538629] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 157.548057] r4:c567a000 <4>[ 157.550865] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 157.559171] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 157.567380] r9:c57a1f60 r8:c3acf000 r7:00000016 r6:b6dbc000 r5:c5317780 r4:c0c66d4c <4>[ 157.575425] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 157.583549] r9:c57a0000 r8:c57a1f60 r7:c290d000 r6:b6dbc000 r5:c07eef30 r4:c5317780 <4>[ 157.591591] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 157.599018] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c57a0000 r5:c5317780 <4>[ 157.607136] r4:c5317780 <4>[ 157.609944] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 157.617371] r9:c57a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 157.625414] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 157.633270] Exception stack(0xc57a1fa8 to 0xc57a1ff0) <4>[ 157.638607] 1fa0: 00000016 00000016 00000001 b6dbc000 00000016 00000001 <4>[ 157.647087] 1fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dbc000 00020000 0045fe38 <4>[ 157.655560] 1fe0: 00000004 becff7e8 b6e8233b b6dfb616 <4>[ 157.660985] irq event stamp: 0 <4>[ 157.664235] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 157.670168] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 157.677865] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 157.685735] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 157.691601] ---[ end trace fd303ed09a41d554 ]--- <6>[ 157.696381] lkdtm: Overflow detected: saturated # [ 157.356641] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 157.361641] lkdtm: attempting good refcount_add() without overflow # [ 157.367975] lkdtm: attempting bad refcount_add() overflow # [ 157.373805] ------------[ cut here ]------------ # [ 157.378583] WARNING: CPU: 0 PID: 2624 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 157.387373] refcount_t: saturated; leaking memory. # [ 157.392430] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 157.431529] CPU: 0 PID: 2624 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 157.439490] Hardware name: STM32 (Device Tree Support) # [ 157.444906] Backtrace: # [ 157.447641] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 157.455494] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 157.461444] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 157.469050] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 157.476302] r9:c1a26a0c r8:00000009 r7:00000016 r6:00000009 r5:c08830d0 r4:c1a26a34 # [ 157.484347] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 157.492124] r7:c08830d0 r6:00000016 r5:c1a26a34 r4:c57a0000 # [ 157.498073] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 157.507336] r10:00000016 r9:0000002c r8:c57a1f60 r7:00000016 r6:c15ec378 r5:c1ad2b0c # [ 157.515454] r4:c57a0000 # [ 157.518267] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 157.528230] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 157.538629] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 157.548057] r4:c567a000 # [ 157.550865] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 157.559171] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 157.567380] r9:c57a1f60 r8:c3acf000 r7:00000016 r6:b6dbc000 r5:c5317780 r4:c0c66d4c # [ 157.575425] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 157.583549] r9:c57a0000 r8:c57a1f60 r7:c290d000 r6:b6dbc000 r5:c07eef30 r4:c5317780 # [ 157.591591] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 157.599018] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c57a0000 r5:c5317780 # [ 157.607136] r4:c5317780 # [ 157.609944] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 157.617371] r9:c57a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 157.625414] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 157.633270] Exception stack(0xc57a1fa8 to 0xc57a1ff0) # [ 157.638607] 1fa0: 00000016 00000016 00000001 b6dbc000 00000016 00000001 # [ 157.647087] 1fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dbc000 00020000 0045fe38 # [ 157.655560] 1fe0: 00000004 becff7e8 b6e8233b b6dfb616 # [ 157.660985] irq event stamp: 0 # [ 157.664235] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 157.670168] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 157.677865] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 157.685735] softirqs last disabled at (0): [<00000000>] 0x0 # [ 157.691601] ---[ end trace fd303ed09a41d554 ]--- # [ 157.696381] 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>[ 158.670152] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW <6>[ 158.675810] lkdtm: attempting bad refcount_inc_not_zero() overflow <4>[ 158.682482] ------------[ cut here ]------------ <4>[ 158.687197] WARNING: CPU: 0 PID: 2659 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 158.695990] refcount_t: saturated; leaking memory. <4>[ 158.701045] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 158.740131] CPU: 0 PID: 2659 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 158.748090] Hardware name: STM32 (Device Tree Support) <4>[ 158.753508] Backtrace: <4>[ 158.756245] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 158.764097] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 158.770048] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 158.777654] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 158.784907] r9:c1a26a0c r8:00000009 r7:00000013 r6:00000009 r5:c088309c r4:c1a26a34 <4>[ 158.792950] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 158.800724] r7:c088309c r6:00000013 r5:c1a26a34 r4:c5592000 <4>[ 158.806673] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 158.815938] r10:0000001f r9:0000002d r8:c5593f60 r7:0000001f r6:c15ec378 r5:c1ad2b24 <4>[ 158.824058] r4:7fffffff <4>[ 158.826867] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) <4>[ 158.837622] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x4c/0x84) <4>[ 158.849587] r5:c1ad2b24 r4:c5592000 <4>[ 158.853446] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 158.863656] r4:c567a000 <4>[ 158.866465] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 158.874770] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 158.882981] r9:c5593f60 r8:c3acf000 r7:0000001f r6:b6ea0000 r5:c537fdc0 r4:c0c66d4c <4>[ 158.891026] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 158.899148] r9:c5592000 r8:c5593f60 r7:c290d000 r6:b6ea0000 r5:c07eef30 r4:c537fdc0 <4>[ 158.907190] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 158.914616] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c5592000 r5:c537fdc0 <4>[ 158.922735] r4:c537fdc0 <4>[ 158.925544] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 158.932970] r9:c5592000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 158.941015] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 158.948870] Exception stack(0xc5593fa8 to 0xc5593ff0) <4>[ 158.954208] 3fa0: 0000001f 0000001f 00000001 b6ea0000 0000001f 00000001 <4>[ 158.962687] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6ea0000 00020000 004efe38 <4>[ 158.971159] 3fe0: 00000004 bec507e8 b6f6633b b6edf616 <4>[ 158.976580] irq event stamp: 0 <4>[ 158.979889] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 158.985685] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 158.993539] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 159.001323] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 159.007143] ---[ end trace fd303ed09a41d555 ]--- <6>[ 159.012041] lkdtm: Overflow detected: saturated # [ 158.670152] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 158.675810] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 158.682482] ------------[ cut here ]------------ # [ 158.687197] WARNING: CPU: 0 PID: 2659 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 158.695990] refcount_t: saturated; leaking memory. # [ 158.701045] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 158.740131] CPU: 0 PID: 2659 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 158.748090] Hardware name: STM32 (Device Tree Support) # [ 158.753508] Backtrace: # [ 158.756245] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 158.764097] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 158.770048] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 158.777654] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 158.784907] r9:c1a26a0c r8:00000009 r7:00000013 r6:00000009 r5:c088309c r4:c1a26a34 # [ 158.792950] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 158.800724] r7:c088309c r6:00000013 r5:c1a26a34 r4:c5592000 # [ 158.806673] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 158.815938] r10:0000001f r9:0000002d r8:c5593f60 r7:0000001f r6:c15ec378 r5:c1ad2b24 # [ 158.824058] r4:7fffffff # [ 158.826867] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) # [ 158.837622] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x4c/0x84) # [ 158.849587] r5:c1ad2b24 r4:c5592000 # [ 158.853446] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 158.863656] r4:c567a000 # [ 158.866465] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 158.874770] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 158.882981] r9:c5593f60 r8:c3acf000 r7:0000001f r6:b6ea0000 r5:c537fdc0 r4:c0c66d4c # [ 158.891026] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 158.899148] r9:c5592000 r8:c5593f60 r7:c290d000 r6:b6ea0000 r5:c07eef30 r4:c537fdc0 # [ 158.907190] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 158.914616] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c5592000 r5:c537fdc0 # [ 158.922735] r4:c537fdc0 # [ 158.925544] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 158.932970] r9:c5592000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 158.941015] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 158.948870] Exception stack(0xc5593fa8 to 0xc5593ff0) # [ 158.954208] 3fa0: 0000001f 0000001f 00000001 b6ea0000 0000001f 00000001 # [ 158.962687] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6ea0000 00020000 004efe38 # [ 158.971159] 3fe0: 00000004 bec507e8 b6f6633b b6edf616 # [ 158.976580] irq event stamp: 0 # [ 158.979889] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 158.985685] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 158.993539] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 159.001323] softirqs last disabled at (0): [<00000000>] 0x0 # [ 159.007143] ---[ end trace fd303ed09a41d555 ]--- # [ 159.012041] 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>[ 159.941407] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW <6>[ 159.947066] lkdtm: attempting bad refcount_add_not_zero() overflow <4>[ 159.953681] ------------[ cut here ]------------ <4>[ 159.958444] WARNING: CPU: 0 PID: 2694 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 159.967261] refcount_t: saturated; leaking memory. <4>[ 159.972292] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 160.011381] CPU: 0 PID: 2694 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 160.019343] Hardware name: STM32 (Device Tree Support) <4>[ 160.024759] Backtrace: <4>[ 160.027493] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 160.035343] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 160.041293] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 160.048897] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 160.056148] r9:c1a26a0c r8:00000009 r7:00000013 r6:00000009 r5:c088309c r4:c1a26a34 <4>[ 160.064191] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 160.071966] r7:c088309c r6:00000013 r5:c1a26a34 r4:c61dc000 <4>[ 160.077915] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 160.087178] r10:0000001f r9:0000002e r8:c61ddf60 r7:0000001f r6:c15ec378 r5:c1ad2b44 <4>[ 160.095298] r4:7fffffff <4>[ 160.098106] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) <4>[ 160.108859] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x4c/0x84) <4>[ 160.120822] r5:c1ad2b44 r4:c61dc000 <4>[ 160.124682] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 160.134894] r4:c567a000 <4>[ 160.137703] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 160.146010] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 160.154221] r9:c61ddf60 r8:c3acf000 r7:0000001f r6:b6e58000 r5:c5378140 r4:c0c66d4c <4>[ 160.162267] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 160.170390] r9:c61dc000 r8:c61ddf60 r7:c290d000 r6:b6e58000 r5:c07eef30 r4:c5378140 <4>[ 160.178434] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 160.185861] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c61dc000 r5:c5378140 <4>[ 160.193981] r4:c5378140 <4>[ 160.196789] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 160.204216] r9:c61dc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 160.212260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 160.220118] Exception stack(0xc61ddfa8 to 0xc61ddff0) <4>[ 160.225456] dfa0: 0000001f 0000001f 00000001 b6e58000 0000001f 00000001 <4>[ 160.233936] dfc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e58000 00020000 004efe38 <4>[ 160.242408] dfe0: 00000004 be9417e8 b6f1e33b b6e97616 <4>[ 160.247848] irq event stamp: 0 <4>[ 160.251152] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 160.256934] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 160.264791] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 160.272596] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 160.278340] ---[ end trace fd303ed09a41d556 ]--- <6>[ 160.283287] lkdtm: Overflow detected: saturated # [ 159.941407] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 159.947066] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 159.953681] ------------[ cut here ]------------ # [ 159.958444] WARNING: CPU: 0 PID: 2694 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 159.967261] refcount_t: saturated; leaking memory. # [ 159.972292] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 160.011381] CPU: 0 PID: 2694 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 160.019343] Hardware name: STM32 (Device Tree Support) # [ 160.024759] Backtrace: # [ 160.027493] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 160.035343] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 160.041293] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 160.048897] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 160.056148] r9:c1a26a0c r8:00000009 r7:00000013 r6:00000009 r5:c088309c r4:c1a26a34 # [ 160.064191] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 160.071966] r7:c088309c r6:00000013 r5:c1a26a34 r4:c61dc000 # [ 160.077915] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 160.087178] r10:0000001f r9:0000002e r8:c61ddf60 r7:0000001f r6:c15ec378 r5:c1ad2b44 # [ 160.095298] r4:7fffffff # [ 160.098106] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) # [ 160.108859] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x4c/0x84) # [ 160.120822] r5:c1ad2b44 r4:c61dc000 # [ 160.124682] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 160.134894] r4:c567a000 # [ 160.137703] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 160.146010] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 160.154221] r9:c61ddf60 r8:c3acf000 r7:0000001f r6:b6e58000 r5:c5378140 r4:c0c66d4c # [ 160.162267] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 160.170390] r9:c61dc000 r8:c61ddf60 r7:c290d000 r6:b6e58000 r5:c07eef30 r4:c5378140 # [ 160.178434] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 160.185861] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c61dc000 r5:c5378140 # [ 160.193981] r4:c5378140 # [ 160.196789] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 160.204216] r9:c61dc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 160.212260] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 160.220118] Exception stack(0xc61ddfa8 to 0xc61ddff0) # [ 160.225456] dfa0: 0000001f 0000001f 00000001 b6e58000 0000001f 00000001 # [ 160.233936] dfc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e58000 00020000 004efe38 # [ 160.242408] dfe0: 00000004 be9417e8 b6f1e33b b6e97616 # [ 160.247848] irq event stamp: 0 # [ 160.251152] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 160.256934] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 160.264791] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 160.272596] softirqs last disabled at (0): [<00000000>] 0x0 # [ 160.278340] ---[ end trace fd303ed09a41d556 ]--- # [ 160.283287] 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>[ 161.212503] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO <6>[ 161.217023] lkdtm: attempting good refcount_dec() <6>[ 161.222268] lkdtm: attempting bad refcount_dec() to zero <4>[ 161.227599] ------------[ cut here ]------------ <4>[ 161.232607] WARNING: CPU: 1 PID: 2729 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 161.241318] refcount_t: decrement hit 0; leaking memory. <4>[ 161.246826] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 161.285987] CPU: 1 PID: 2729 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 161.293935] Hardware name: STM32 (Device Tree Support) <4>[ 161.299349] Backtrace: <4>[ 161.302081] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 161.309931] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 161.315878] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 161.323481] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 161.330731] r9:c1a26a98 r8:00000009 r7:0000001f r6:00000009 r5:c0883068 r4:c1a26a34 <4>[ 161.338772] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 161.346547] r7:c0883068 r6:0000001f r5:c1a26a34 r4:c5004000 <4>[ 161.352495] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 161.361759] r10:00000012 r9:0000002f r8:c5005f60 r7:00000012 r6:c15ec378 r5:c1ad2b64 <4>[ 161.369876] r4:c5004000 <4>[ 161.372685] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 161.382647] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 161.392702] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 161.401776] r4:c5407000 <4>[ 161.404584] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 161.412889] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 161.421100] r9:c5005f60 r8:c3acf000 r7:00000012 r6:b6da8000 r5:c4faf280 r4:c0c66d4c <4>[ 161.429144] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 161.437268] r9:c5004000 r8:c5005f60 r7:c290d000 r6:b6da8000 r5:c07eef30 r4:c4faf280 <4>[ 161.445310] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 161.452736] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5004000 r5:c4faf280 <4>[ 161.460853] r4:c4faf280 <4>[ 161.463661] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 161.471087] r9:c5004000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 161.479130] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 161.486983] Exception stack(0xc5005fa8 to 0xc5005ff0) <4>[ 161.492321] 5fa0: 00000012 00000012 00000001 b6da8000 00000012 00000001 <4>[ 161.500798] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6da8000 00020000 004efe38 <4>[ 161.509269] 5fe0: 00000004 bea517e8 b6e6e33b b6de7616 <4>[ 161.514689] irq event stamp: 0 <4>[ 161.517942] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 161.523894] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 161.531685] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 161.539468] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 161.545201] ---[ end trace fd303ed09a41d557 ]--- <6>[ 161.550170] lkdtm: Zero detected: saturated # [ 161.212503] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 161.217023] lkdtm: attempting good refcount_dec() # [ 161.222268] lkdtm: attempting bad refcount_dec() to zero # [ 161.227599] ------------[ cut here ]------------ # [ 161.232607] WARNING: CPU: 1 PID: 2729 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 161.241318] refcount_t: decrement hit 0; leaking memory. # [ 161.246826] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 161.285987] CPU: 1 PID: 2729 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 161.293935] Hardware name: STM32 (Device Tree Support) # [ 161.299349] Backtrace: # [ 161.302081] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 161.309931] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 161.315878] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 161.323481] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 161.330731] r9:c1a26a98 r8:00000009 r7:0000001f r6:00000009 r5:c0883068 r4:c1a26a34 # [ 161.338772] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 161.346547] r7:c0883068 r6:0000001f r5:c1a26a34 r4:c5004000 # [ 161.352495] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 161.361759] r10:00000012 r9:0000002f r8:c5005f60 r7:00000012 r6:c15ec378 r5:c1ad2b64 # [ 161.369876] r4:c5004000 # [ 161.372685] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 161.382647] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 161.392702] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 161.401776] r4:c5407000 # [ 161.404584] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 161.412889] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 161.421100] r9:c5005f60 r8:c3acf000 r7:00000012 r6:b6da8000 r5:c4faf280 r4:c0c66d4c # [ 161.429144] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 161.437268] r9:c5004000 r8:c5005f60 r7:c290d000 r6:b6da8000 r5:c07eef30 r4:c4faf280 # [ 161.445310] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 161.452736] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5004000 r5:c4faf280 # [ 161.460853] r4:c4faf280 # [ 161.463661] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 161.471087] r9:c5004000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 161.479130] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 161.486983] Exception stack(0xc5005fa8 to 0xc5005ff0) # [ 161.492321] 5fa0: 00000012 00000012 00000001 b6da8000 00000012 00000001 # [ 161.500798] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6da8000 00020000 004efe38 # [ 161.509269] 5fe0: 00000004 bea517e8 b6e6e33b b6de7616 # [ 161.514689] irq event stamp: 0 # [ 161.517942] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 161.523894] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 161.531685] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 161.539468] softirqs last disabled at (0): [<00000000>] 0x0 # [ 161.545201] ---[ end trace fd303ed09a41d557 ]--- # [ 161.550170] 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>[ 162.536977] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 162.541953] lkdtm: attempting bad refcount_dec() below zero <4>[ 162.547695] ------------[ cut here ]------------ <4>[ 162.552739] WARNING: CPU: 0 PID: 2767 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 162.561424] refcount_t: decrement hit 0; leaking memory. <4>[ 162.566925] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 162.606079] CPU: 0 PID: 2767 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 162.614035] Hardware name: STM32 (Device Tree Support) <4>[ 162.619452] Backtrace: <4>[ 162.622185] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 162.630035] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 162.635984] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 162.643590] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 162.650842] r9:c1a26a98 r8:00000009 r7:0000001f r6:00000009 r5:c0883068 r4:c1a26a34 <4>[ 162.658883] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 162.666659] r7:c0883068 r6:0000001f r5:c1a26a34 r4:c53d4000 <4>[ 162.672608] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 162.681873] r10:00000016 r9:00000030 r8:c53d5f60 r7:00000016 r6:c15ec378 r5:00000000 <4>[ 162.689994] r4:c53d4000 <4>[ 162.692803] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 162.702768] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 162.713174] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 162.722601] r5:c1ad2b78 r4:c567a000 <4>[ 162.726457] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 162.734763] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 162.742974] r9:c53d5f60 r8:c3acf000 r7:00000016 r6:b6e25000 r5:c4f898c0 r4:c0c66d4c <4>[ 162.751018] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 162.759143] r9:c53d4000 r8:c53d5f60 r7:c290d000 r6:b6e25000 r5:c07eef30 r4:c4f898c0 <4>[ 162.767186] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 162.774613] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c53d4000 r5:c4f898c0 <4>[ 162.782733] r4:c4f898c0 <4>[ 162.785541] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 162.792969] r9:c53d4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 162.801013] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 162.808870] Exception stack(0xc53d5fa8 to 0xc53d5ff0) <4>[ 162.814208] 5fa0: 00000016 00000016 00000001 b6e25000 00000016 00000001 <4>[ 162.822686] 5fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e25000 00020000 004cfe38 <4>[ 162.831157] 5fe0: 00000004 bec657e8 b6eeb33b b6e64616 <4>[ 162.836597] irq event stamp: 0 <4>[ 162.839892] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 162.845684] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 162.853574] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 162.861320] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 162.867090] ---[ end trace fd303ed09a41d558 ]--- <6>[ 162.872041] lkdtm: Negative detected: saturated # [ 162.536977] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 162.541953] lkdtm: attempting bad refcount_dec() below zero # [ 162.547695] ------------[ cut here ]------------ # [ 162.552739] WARNING: CPU: 0 PID: 2767 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 162.561424] refcount_t: decrement hit 0; leaking memory. # [ 162.566925] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 162.606079] CPU: 0 PID: 2767 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 162.614035] Hardware name: STM32 (Device Tree Support) # [ 162.619452] Backtrace: # [ 162.622185] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 162.630035] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 162.635984] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 162.643590] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 162.650842] r9:c1a26a98 r8:00000009 r7:0000001f r6:00000009 r5:c0883068 r4:c1a26a34 # [ 162.658883] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 162.666659] r7:c0883068 r6:0000001f r5:c1a26a34 r4:c53d4000 # [ 162.672608] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 162.681873] r10:00000016 r9:00000030 r8:c53d5f60 r7:00000016 r6:c15ec378 r5:00000000 # [ 162.689994] r4:c53d4000 # [ 162.692803] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 162.702768] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 162.713174] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 162.722601] r5:c1ad2b78 r4:c567a000 # [ 162.726457] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 162.734763] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 162.742974] r9:c53d5f60 r8:c3acf000 r7:00000016 r6:b6e25000 r5:c4f898c0 r4:c0c66d4c # [ 162.751018] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 162.759143] r9:c53d4000 r8:c53d5f60 r7:c290d000 r6:b6e25000 r5:c07eef30 r4:c4f898c0 # [ 162.767186] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 162.774613] r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c53d4000 r5:c4f898c0 # [ 162.782733] r4:c4f898c0 # [ 162.785541] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 162.792969] r9:c53d4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 162.801013] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 162.808870] Exception stack(0xc53d5fa8 to 0xc53d5ff0) # [ 162.814208] 5fa0: 00000016 00000016 00000001 b6e25000 00000016 00000001 # [ 162.822686] 5fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e25000 00020000 004cfe38 # [ 162.831157] 5fe0: 00000004 bec657e8 b6eeb33b b6e64616 # [ 162.836597] irq event stamp: 0 # [ 162.839892] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 162.845684] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 162.853574] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 162.861320] softirqs last disabled at (0): [<00000000>] 0x0 # [ 162.867090] ---[ end trace fd303ed09a41d558 ]--- # [ 162.872041] 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>[ 163.792322] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 163.797980] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 163.804835] ------------[ cut here ]------------ <4>[ 163.809622] WARNING: CPU: 1 PID: 2803 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 163.818339] refcount_t: underflow; use-after-free. <4>[ 163.823489] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 163.862571] CPU: 1 PID: 2803 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 163.870512] Hardware name: STM32 (Device Tree Support) <4>[ 163.875927] Backtrace: <4>[ 163.878661] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 163.886509] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 163.892456] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 163.900058] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 163.907308] r9:c1a26a70 r8:00000009 r7:0000001c r6:00000009 r5:c0883138 r4:c1a26a34 <4>[ 163.915350] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 163.923126] r7:c0883138 r6:0000001c r5:c1a26a34 r4:c53d4000 <4>[ 163.929073] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 163.938424] r10:0000001f r9:00000031 r8:c53d5f60 r7:0000001f r6:c15ec378 r5:c1ad2b90 <4>[ 163.946543] r4:c53d4000 <4>[ 163.949355] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) <4>[ 163.960105] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x4c/0x88) <4>[ 163.972075] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 163.982288] r4:c5407000 <4>[ 163.985096] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 163.993401] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 164.001612] r9:c53d5f60 r8:c3acf000 r7:0000001f r6:b6e28000 r5:c56aadc0 r4:c0c66d4c <4>[ 164.009656] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 164.017780] r9:c53d4000 r8:c53d5f60 r7:c290d000 r6:b6e28000 r5:c07eef30 r4:c56aadc0 <4>[ 164.025823] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 164.033250] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c53d4000 r5:c56aadc0 <4>[ 164.041368] r4:c56aadc0 <4>[ 164.044177] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 164.051604] r9:c53d4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 164.059647] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 164.067504] Exception stack(0xc53d5fa8 to 0xc53d5ff0) <4>[ 164.072842] 5fa0: 0000001f 0000001f 00000001 b6e28000 0000001f 00000001 <4>[ 164.081321] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e28000 00020000 0050fe38 <4>[ 164.089796] 5fe0: 00000004 beef07e8 b6eee33b b6e67616 <4>[ 164.095238] irq event stamp: 0 <4>[ 164.098464] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 164.104464] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 164.112200] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 164.119948] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 164.125724] ---[ end trace fd303ed09a41d559 ]--- <6>[ 164.130679] lkdtm: Negative detected: saturated # [ 163.792322] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 163.797980] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 163.804835] ------------[ cut here ]------------ # [ 163.809622] WARNING: CPU: 1 PID: 2803 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 163.818339] refcount_t: underflow; use-after-free. # [ 163.823489] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 163.862571] CPU: 1 PID: 2803 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 163.870512] Hardware name: STM32 (Device Tree Support) # [ 163.875927] Backtrace: # [ 163.878661] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 163.886509] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 163.892456] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 163.900058] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 163.907308] r9:c1a26a70 r8:00000009 r7:0000001c r6:00000009 r5:c0883138 r4:c1a26a34 # [ 163.915350] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 163.923126] r7:c0883138 r6:0000001c r5:c1a26a34 r4:c53d4000 # [ 163.929073] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 163.938424] r10:0000001f r9:00000031 r8:c53d5f60 r7:0000001f r6:c15ec378 r5:c1ad2b90 # [ 163.946543] r4:c53d4000 # [ 163.949355] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) # [ 163.960105] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x4c/0x88) # [ 163.972075] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 163.982288] r4:c5407000 # [ 163.985096] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 163.993401] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 164.001612] r9:c53d5f60 r8:c3acf000 r7:0000001f r6:b6e28000 r5:c56aadc0 r4:c0c66d4c # [ 164.009656] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 164.017780] r9:c53d4000 r8:c53d5f60 r7:c290d000 r6:b6e28000 r5:c07eef30 r4:c56aadc0 # [ 164.025823] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 164.033250] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c53d4000 r5:c56aadc0 # [ 164.041368] r4:c56aadc0 # [ 164.044177] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 164.051604] r9:c53d4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 164.059647] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 164.067504] Exception stack(0xc53d5fa8 to 0xc53d5ff0) # [ 164.072842] 5fa0: 0000001f 0000001f 00000001 b6e28000 0000001f 00000001 # [ 164.081321] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e28000 00020000 0050fe38 # [ 164.089796] 5fe0: 00000004 beef07e8 b6eee33b b6e67616 # [ 164.095238] irq event stamp: 0 # [ 164.098464] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 164.104464] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 164.112200] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 164.119948] softirqs last disabled at (0): [<00000000>] 0x0 # [ 164.125724] ---[ end trace fd303ed09a41d559 ]--- # [ 164.130679] 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>[ 165.092258] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 165.097914] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 165.104721] ------------[ cut here ]------------ <4>[ 165.109536] WARNING: CPU: 0 PID: 2839 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 165.118278] refcount_t: underflow; use-after-free. <4>[ 165.123418] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 165.162504] CPU: 0 PID: 2839 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 165.170451] Hardware name: STM32 (Device Tree Support) <4>[ 165.175867] Backtrace: <4>[ 165.178601] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 165.186450] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 165.192400] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 165.200003] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 165.207254] r9:c1a26a70 r8:00000009 r7:0000001c r6:00000009 r5:c0883138 r4:c1a26a34 <4>[ 165.215294] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 165.223069] r7:c0883138 r6:0000001c r5:c1a26a34 r4:c4f24000 <4>[ 165.229017] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 165.238367] r10:0000001f r9:00000032 r8:c4f25f60 r7:0000001f r6:c15ec378 r5:c1ad2bb0 <4>[ 165.246485] r4:c4f24000 <4>[ 165.249298] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) <4>[ 165.260048] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x4c/0x88) <4>[ 165.272018] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 165.282232] r4:c567a000 <4>[ 165.285040] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 165.293345] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 165.301555] r9:c4f25f60 r8:c3acf000 r7:0000001f r6:b6dd1000 r5:c4faf140 r4:c0c66d4c <4>[ 165.309600] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 165.317723] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6dd1000 r5:c07eef30 r4:c4faf140 <4>[ 165.325766] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 165.333194] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c4f24000 r5:c4faf140 <4>[ 165.341312] r4:c4faf140 <4>[ 165.344119] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 165.351546] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 165.359590] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 165.367445] Exception stack(0xc4f25fa8 to 0xc4f25ff0) <4>[ 165.372783] 5fa0: 0000001f 0000001f 00000001 b6dd1000 0000001f 00000001 <4>[ 165.381262] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dd1000 00020000 004ffe38 <4>[ 165.389735] 5fe0: 00000004 be94b7e8 b6e9733b b6e10616 <4>[ 165.395176] irq event stamp: 0 <4>[ 165.398409] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 165.404338] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 165.412121] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 165.419897] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 165.425667] ---[ end trace fd303ed09a41d55a ]--- <6>[ 165.430614] lkdtm: Negative detected: saturated # [ 165.092258] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 165.097914] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 165.104721] ------------[ cut here ]------------ # [ 165.109536] WARNING: CPU: 0 PID: 2839 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 165.118278] refcount_t: underflow; use-after-free. # [ 165.123418] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 165.162504] CPU: 0 PID: 2839 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 165.170451] Hardware name: STM32 (Device Tree Support) # [ 165.175867] Backtrace: # [ 165.178601] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 165.186450] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 165.192400] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 165.200003] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 165.207254] r9:c1a26a70 r8:00000009 r7:0000001c r6:00000009 r5:c0883138 r4:c1a26a34 # [ 165.215294] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 165.223069] r7:c0883138 r6:0000001c r5:c1a26a34 r4:c4f24000 # [ 165.229017] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 165.238367] r10:0000001f r9:00000032 r8:c4f25f60 r7:0000001f r6:c15ec378 r5:c1ad2bb0 # [ 165.246485] r4:c4f24000 # [ 165.249298] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) # [ 165.260048] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x4c/0x88) # [ 165.272018] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 165.282232] r4:c567a000 # [ 165.285040] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 165.293345] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 165.301555] r9:c4f25f60 r8:c3acf000 r7:0000001f r6:b6dd1000 r5:c4faf140 r4:c0c66d4c # [ 165.309600] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 165.317723] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6dd1000 r5:c07eef30 r4:c4faf140 # [ 165.325766] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 165.333194] r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c4f24000 r5:c4faf140 # [ 165.341312] r4:c4faf140 # [ 165.344119] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 165.351546] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 165.359590] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 165.367445] Exception stack(0xc4f25fa8 to 0xc4f25ff0) # [ 165.372783] 5fa0: 0000001f 0000001f 00000001 b6dd1000 0000001f 00000001 # [ 165.381262] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dd1000 00020000 004ffe38 # [ 165.389735] 5fe0: 00000004 be94b7e8 b6e9733b b6e10616 # [ 165.395176] irq event stamp: 0 # [ 165.398409] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 165.404338] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 165.412121] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 165.419897] softirqs last disabled at (0): [<00000000>] 0x0 # [ 165.425667] ---[ end trace fd303ed09a41d55a ]--- # [ 165.430614] 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>[ 166.347710] lkdtm: Performing direct entry REFCOUNT_INC_ZERO <6>[ 166.352331] lkdtm: attempting safe refcount_inc_not_zero() from zero <6>[ 166.358863] lkdtm: Good: zero detected <6>[ 166.363014] lkdtm: Correctly stayed at zero <6>[ 166.367342] lkdtm: attempting bad refcount_inc() from zero <4>[ 166.373213] ------------[ cut here ]------------ <4>[ 166.378031] WARNING: CPU: 0 PID: 2872 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 166.386892] refcount_t: addition on 0; use-after-free. <4>[ 166.392315] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 166.431394] CPU: 0 PID: 2872 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 166.439356] Hardware name: STM32 (Device Tree Support) <4>[ 166.444771] Backtrace: <4>[ 166.447505] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 166.455353] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 166.461301] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 166.468903] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 166.476152] r9:c1a26a44 r8:00000009 r7:00000019 r6:00000009 r5:c0883104 r4:c1a26a34 <4>[ 166.484193] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 166.491967] r7:c0883104 r6:00000019 r5:c1a26a34 r4:c5794000 <4>[ 166.497914] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 166.507265] r10:00000012 r9:00000033 r8:c5795f60 r7:00000012 r6:c15ec378 r5:c1ad2bd0 <4>[ 166.515384] r4:c5794000 <4>[ 166.518196] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 166.528159] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa4/0xc8) <4>[ 166.538206] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 166.547283] r4:c567a000 <4>[ 166.550091] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 166.558396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 166.566605] r9:c5795f60 r8:c3acf000 r7:00000012 r6:b6e25000 r5:c5411a00 r4:c0c66d4c <4>[ 166.574649] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 166.582771] r9:c5794000 r8:c5795f60 r7:c290d000 r6:b6e25000 r5:c07eef30 r4:c5411a00 <4>[ 166.590813] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 166.598240] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5794000 r5:c5411a00 <4>[ 166.606358] r4:c5411a00 <4>[ 166.609166] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 166.616592] r9:c5794000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 166.624634] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 166.632489] Exception stack(0xc5795fa8 to 0xc5795ff0) <4>[ 166.637827] 5fa0: 00000012 00000012 00000001 b6e25000 00000012 00000001 <4>[ 166.646305] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e25000 00020000 0049fe38 <4>[ 166.654777] 5fe0: 00000004 be8dd7e8 b6eeb33b b6e64616 <4>[ 166.660199] irq event stamp: 0 <4>[ 166.663451] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 166.669376] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 166.677081] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 166.684958] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 166.690818] ---[ end trace fd303ed09a41d55b ]--- <6>[ 166.695606] lkdtm: Zero detected: saturated # [ 166.347710] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 166.352331] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 166.358863] lkdtm: Good: zero detected # [ 166.363014] lkdtm: Correctly stayed at zero # [ 166.367342] lkdtm: attempting bad refcount_inc() from zero # [ 166.373213] ------------[ cut here ]------------ # [ 166.378031] WARNING: CPU: 0 PID: 2872 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 166.386892] refcount_t: addition on 0; use-after-free. # [ 166.392315] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 166.431394] CPU: 0 PID: 2872 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 166.439356] Hardware name: STM32 (Device Tree Support) # [ 166.444771] Backtrace: # [ 166.447505] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 166.455353] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 166.461301] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 166.468903] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 166.476152] r9:c1a26a44 r8:00000009 r7:00000019 r6:00000009 r5:c0883104 r4:c1a26a34 # [ 166.484193] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 166.491967] r7:c0883104 r6:00000019 r5:c1a26a34 r4:c5794000 # [ 166.497914] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 166.507265] r10:00000012 r9:00000033 r8:c5795f60 r7:00000012 r6:c15ec378 r5:c1ad2bd0 # [ 166.515384] r4:c5794000 # [ 166.518196] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 166.528159] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa4/0xc8) # [ 166.538206] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 166.547283] r4:c567a000 # [ 166.550091] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 166.558396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 166.566605] r9:c5795f60 r8:c3acf000 r7:00000012 r6:b6e25000 r5:c5411a00 r4:c0c66d4c # [ 166.574649] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 166.582771] r9:c5794000 r8:c5795f60 r7:c290d000 r6:b6e25000 r5:c07eef30 r4:c5411a00 # [ 166.590813] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 166.598240] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5794000 r5:c5411a00 # [ 166.606358] r4:c5411a00 # [ 166.609166] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 166.616592] r9:c5794000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 166.624634] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 166.632489] Exception stack(0xc5795fa8 to 0xc5795ff0) # [ 166.637827] 5fa0: 00000012 00000012 00000001 b6e25000 00000012 00000001 # [ 166.646305] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e25000 00020000 0049fe38 # [ 166.654777] 5fe0: 00000004 be8dd7e8 b6eeb33b b6e64616 # [ 166.660199] irq event stamp: 0 # [ 166.663451] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 166.669376] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 166.677081] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 166.684958] softirqs last disabled at (0): [<00000000>] 0x0 # [ 166.690818] ---[ end trace fd303ed09a41d55b ]--- # [ 166.695606] 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>[ 167.620691] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO <6>[ 167.625211] lkdtm: attempting safe refcount_add_not_zero() from zero <6>[ 167.632022] lkdtm: Good: zero detected <6>[ 167.635870] lkdtm: Correctly stayed at zero <6>[ 167.640418] lkdtm: attempting bad refcount_add() from zero <4>[ 167.646098] ------------[ cut here ]------------ <4>[ 167.651096] WARNING: CPU: 1 PID: 2907 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 167.659900] refcount_t: addition on 0; use-after-free. <4>[ 167.665237] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 167.704418] CPU: 1 PID: 2907 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 167.712348] Hardware name: STM32 (Device Tree Support) <4>[ 167.717761] Backtrace: <4>[ 167.720495] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 167.728345] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 167.734294] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 167.741900] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 167.749150] r9:c1a26a44 r8:00000009 r7:00000019 r6:00000009 r5:c0883104 r4:c1a26a34 <4>[ 167.757193] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 167.764969] r7:c0883104 r6:00000019 r5:c1a26a34 r4:c4f24000 <4>[ 167.770918] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 167.780270] r10:00000012 r9:00000034 r8:c4f25f60 r7:00000012 r6:c15ec378 r5:c1ad2be4 <4>[ 167.788390] r4:c4f24000 <4>[ 167.791202] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 167.801165] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xc8) <4>[ 167.811216] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 167.820293] r4:c579e000 <4>[ 167.823101] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 167.831406] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 167.839617] r9:c4f25f60 r8:c3acf000 r7:00000012 r6:b6e77000 r5:c531bdc0 r4:c0c66d4c <4>[ 167.847661] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 167.855784] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6e77000 r5:c07eef30 r4:c531bdc0 <4>[ 167.863828] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 167.871255] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c4f24000 r5:c531bdc0 <4>[ 167.879374] r4:c531bdc0 <4>[ 167.882181] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 167.889610] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 167.897653] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 167.905509] Exception stack(0xc4f25fa8 to 0xc4f25ff0) <4>[ 167.910848] 5fa0: 00000012 00000012 00000001 b6e77000 00000012 00000001 <4>[ 167.919327] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e77000 00020000 004cfe38 <4>[ 167.927800] 5fe0: 00000004 bef667e8 b6f3d33b b6eb6616 <4>[ 167.933208] irq event stamp: 0 <4>[ 167.936487] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 167.942429] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 167.950227] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 167.957937] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 167.963864] ---[ end trace fd303ed09a41d55c ]--- <6>[ 167.968628] lkdtm: Zero detected: saturated # [ 167.620691] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 167.625211] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 167.632022] lkdtm: Good: zero detected # [ 167.635870] lkdtm: Correctly stayed at zero # [ 167.640418] lkdtm: attempting bad refcount_add() from zero # [ 167.646098] ------------[ cut here ]------------ # [ 167.651096] WARNING: CPU: 1 PID: 2907 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 167.659900] refcount_t: addition on 0; use-after-free. # [ 167.665237] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 167.704418] CPU: 1 PID: 2907 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 167.712348] Hardware name: STM32 (Device Tree Support) # [ 167.717761] Backtrace: # [ 167.720495] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 167.728345] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 167.734294] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 167.741900] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 167.749150] r9:c1a26a44 r8:00000009 r7:00000019 r6:00000009 r5:c0883104 r4:c1a26a34 # [ 167.757193] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 167.764969] r7:c0883104 r6:00000019 r5:c1a26a34 r4:c4f24000 # [ 167.770918] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 167.780270] r10:00000012 r9:00000034 r8:c4f25f60 r7:00000012 r6:c15ec378 r5:c1ad2be4 # [ 167.788390] r4:c4f24000 # [ 167.791202] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 167.801165] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xc8) # [ 167.811216] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 167.820293] r4:c579e000 # [ 167.823101] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 167.831406] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 167.839617] r9:c4f25f60 r8:c3acf000 r7:00000012 r6:b6e77000 r5:c531bdc0 r4:c0c66d4c # [ 167.847661] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 167.855784] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6e77000 r5:c07eef30 r4:c531bdc0 # [ 167.863828] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 167.871255] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c4f24000 r5:c531bdc0 # [ 167.879374] r4:c531bdc0 # [ 167.882181] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 167.889610] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 167.897653] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 167.905509] Exception stack(0xc4f25fa8 to 0xc4f25ff0) # [ 167.910848] 5fa0: 00000012 00000012 00000001 b6e77000 00000012 00000001 # [ 167.919327] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e77000 00020000 004cfe38 # [ 167.927800] 5fe0: 00000004 bef667e8 b6f3d33b b6eb6616 # [ 167.933208] irq event stamp: 0 # [ 167.936487] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 167.942429] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 167.950227] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 167.957937] softirqs last disabled at (0): [<00000000>] 0x0 # [ 167.963864] ---[ end trace fd303ed09a41d55c ]--- # [ 167.968628] 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>[ 168.932106] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 168.937063] lkdtm: attempting bad refcount_inc() from saturated <4>[ 168.943430] ------------[ cut here ]------------ <4>[ 168.948206] WARNING: CPU: 0 PID: 2945 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 168.956998] refcount_t: saturated; leaking memory. <4>[ 168.962029] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 169.001115] CPU: 0 PID: 2945 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 169.009071] Hardware name: STM32 (Device Tree Support) <4>[ 169.014486] Backtrace: <4>[ 169.017221] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 169.025069] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 169.031018] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 169.038621] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 169.045871] r9:c1a26a0c r8:00000009 r7:00000016 r6:00000009 r5:c08830d0 r4:c1a26a34 <4>[ 169.053912] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 169.061686] r7:c08830d0 r6:00000016 r5:c1a26a34 r4:c56c2000 <4>[ 169.067634] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 169.076896] r10:00000017 r9:00000035 r8:c56c3f60 r7:00000017 r6:c15ec378 r5:c1ad2bf8 <4>[ 169.085013] r4:c56c2000 <4>[ 169.087826] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 169.097789] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 169.108273] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 169.117788] r4:c567a000 <4>[ 169.120596] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 169.128901] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 169.137111] r9:c56c3f60 r8:c3acf000 r7:00000017 r6:b6e16000 r5:c4a98dc0 r4:c0c66d4c <4>[ 169.145154] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 169.153277] r9:c56c2000 r8:c56c3f60 r7:c290d000 r6:b6e16000 r5:c07eef30 r4:c4a98dc0 <4>[ 169.161319] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 169.168746] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c56c2000 r5:c4a98dc0 <4>[ 169.176864] r4:c4a98dc0 <4>[ 169.179671] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 169.187098] r9:c56c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 169.195141] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 169.202998] Exception stack(0xc56c3fa8 to 0xc56c3ff0) <4>[ 169.208336] 3fa0: 00000017 00000017 00000001 b6e16000 00000017 00000001 <4>[ 169.216813] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e16000 00020000 0050fe38 <4>[ 169.225286] 3fe0: 00000004 bee9a7e8 b6edc33b b6e55616 <4>[ 169.230681] irq event stamp: 0 <4>[ 169.233966] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 169.239898] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 169.247590] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 169.255460] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 169.261345] ---[ end trace fd303ed09a41d55d ]--- <6>[ 169.266110] lkdtm: Saturation detected: still saturated # [ 168.932106] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 168.937063] lkdtm: attempting bad refcount_inc() from saturated # [ 168.943430] ------------[ cut here ]------------ # [ 168.948206] WARNING: CPU: 0 PID: 2945 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 168.956998] refcount_t: saturated; leaking memory. # [ 168.962029] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 169.001115] CPU: 0 PID: 2945 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 169.009071] Hardware name: STM32 (Device Tree Support) # [ 169.014486] Backtrace: # [ 169.017221] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 169.025069] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 169.031018] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 169.038621] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 169.045871] r9:c1a26a0c r8:00000009 r7:00000016 r6:00000009 r5:c08830d0 r4:c1a26a34 # [ 169.053912] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 169.061686] r7:c08830d0 r6:00000016 r5:c1a26a34 r4:c56c2000 # [ 169.067634] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 169.076896] r10:00000017 r9:00000035 r8:c56c3f60 r7:00000017 r6:c15ec378 r5:c1ad2bf8 # [ 169.085013] r4:c56c2000 # [ 169.087826] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 169.097789] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 169.108273] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 169.117788] r4:c567a000 # [ 169.120596] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 169.128901] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 169.137111] r9:c56c3f60 r8:c3acf000 r7:00000017 r6:b6e16000 r5:c4a98dc0 r4:c0c66d4c # [ 169.145154] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 169.153277] r9:c56c2000 r8:c56c3f60 r7:c290d000 r6:b6e16000 r5:c07eef30 r4:c4a98dc0 # [ 169.161319] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 169.168746] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c56c2000 r5:c4a98dc0 # [ 169.176864] r4:c4a98dc0 # [ 169.179671] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 169.187098] r9:c56c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 169.195141] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 169.202998] Exception stack(0xc56c3fa8 to 0xc56c3ff0) # [ 169.208336] 3fa0: 00000017 00000017 00000001 b6e16000 00000017 00000001 # [ 169.216813] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e16000 00020000 0050fe38 # [ 169.225286] 3fe0: 00000004 bee9a7e8 b6edc33b b6e55616 # [ 169.230681] irq event stamp: 0 # [ 169.233966] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 169.239898] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 169.247590] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 169.255460] softirqs last disabled at (0): [<00000000>] 0x0 # [ 169.261345] ---[ end trace fd303ed09a41d55d ]--- # [ 169.266110] 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>[ 170.232280] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 170.237239] lkdtm: attempting bad refcount_dec() from saturated <4>[ 170.243617] ------------[ cut here ]------------ <4>[ 170.248352] WARNING: CPU: 0 PID: 2981 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 170.257171] refcount_t: decrement hit 0; leaking memory. <4>[ 170.262728] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 170.301806] CPU: 0 PID: 2981 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 170.309766] Hardware name: STM32 (Device Tree Support) <4>[ 170.315182] Backtrace: <4>[ 170.317918] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 170.325765] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 170.331713] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 170.339317] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 170.346569] r9:c1a26a98 r8:00000009 r7:0000001f r6:00000009 r5:c0883068 r4:c1a26a34 <4>[ 170.354610] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 170.362383] r7:c0883068 r6:0000001f r5:c1a26a34 r4:c5592000 <4>[ 170.368332] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 170.377597] r10:00000017 r9:00000036 r8:c5593f60 r7:00000017 r6:c15ec378 r5:c1ad2c10 <4>[ 170.385715] r4:c5592000 <4>[ 170.388524] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 170.398488] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 170.408979] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 170.418491] r4:c567a000 <4>[ 170.421300] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 170.429607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 170.437818] r9:c5593f60 r8:c3acf000 r7:00000017 r6:b6db5000 r5:c5411dc0 r4:c0c66d4c <4>[ 170.445863] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 170.453989] r9:c5592000 r8:c5593f60 r7:c290d000 r6:b6db5000 r5:c07eef30 r4:c5411dc0 <4>[ 170.462032] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 170.469458] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c5592000 r5:c5411dc0 <4>[ 170.477576] r4:c5411dc0 <4>[ 170.480384] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 170.487813] r9:c5592000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 170.495855] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 170.503710] Exception stack(0xc5593fa8 to 0xc5593ff0) <4>[ 170.509047] 3fa0: 00000017 00000017 00000001 b6db5000 00000017 00000001 <4>[ 170.517527] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6db5000 00020000 004bfe38 <4>[ 170.526000] 3fe0: 00000004 beb7f7e8 b6e7b33b b6df4616 <4>[ 170.531447] irq event stamp: 0 <4>[ 170.534677] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 170.540600] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 170.548301] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 170.556197] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 170.562008] ---[ end trace fd303ed09a41d55e ]--- <6>[ 170.566815] lkdtm: Saturation detected: still saturated # [ 0.000000] ftrace: allocated 163 pages with 4 groups # [ 0.000000] Running RCU self tests # [ 170.232280] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 170.237239] lkdtm: attempting bad refcount_dec() from saturated # [ 170.243617] ------------[ cut here ]------------ # [ 170.248352] WARNING: CPU: 0 PID: 2981 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 170.257171] refcount_t: decrement hit 0; leaking memory. # [ 170.262728] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 170.301806] CPU: 0 PID: 2981 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 170.309766] Hardware name: STM32 (Device Tree Support) # [ 170.315182] Backtrace: # [ 170.317918] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 170.325765] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 170.331713] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 170.339317] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 170.346569] r9:c1a26a98 r8:00000009 r7:0000001f r6:00000009 r5:c0883068 r4:c1a26a34 # [ 170.354610] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 170.362383] r7:c0883068 r6:0000001f r5:c1a26a34 r4:c5592000 # [ 170.368332] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 170.377597] r10:00000017 r9:00000036 r8:c5593f60 r7:00000017 r6:c15ec378 r5:c1ad2c10 # [ 170.385715] r4:c5592000 # [ 170.388524] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 170.398488] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 170.408979] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 170.418491] r4:c567a000 # [ 170.421300] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 170.429607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 170.437818] r9:c5593f60 r8:c3acf000 r7:00000017 r6:b6db5000 r5:c5411dc0 r4:c0c66d4c # [ 170.445863] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 170.453989] r9:c5592000 r8:c5593f60 r7:c290d000 r6:b6db5000 r5:c07eef30 r4:c5411dc0 # [ 170.462032] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 170.469458] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c5592000 r5:c5411dc0 # [ 170.477576] r4:c5411dc0 # [ 170.480384] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 170.487813] r9:c5592000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 170.495855] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 170.503710] Exception stack(0xc5593fa8 to 0xc5593ff0) # [ 170.509047] 3fa0: 00000017 00000017 00000001 b6db5000 00000017 00000001 # [ 170.517527] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6db5000 00020000 004bfe38 # [ 170.526000] 3fe0: 00000004 beb7f7e8 b6e7b33b b6df4616 # [ 170.531447] irq event stamp: 0 # [ 170.534677] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 170.540600] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 170.548301] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 170.556197] softirqs last disabled at (0): [<00000000>] 0x0 # [ 170.562008] ---[ end trace fd303ed09a41d55e ]--- # [ 170.566815] 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>[ 171.534404] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 171.539531] lkdtm: attempting bad refcount_dec() from saturated <4>[ 171.545564] ------------[ cut here ]------------ <4>[ 171.550617] WARNING: CPU: 1 PID: 3017 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 171.559277] refcount_t: saturated; leaking memory. <4>[ 171.564270] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 171.603435] CPU: 1 PID: 3017 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 171.611373] Hardware name: STM32 (Device Tree Support) <4>[ 171.616789] Backtrace: <4>[ 171.619525] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 171.627372] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 171.633321] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 171.640922] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 171.648171] r9:c1a26a0c r8:00000009 r7:00000016 r6:00000009 r5:c08830d0 r4:c1a26a34 <4>[ 171.656211] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 171.663983] r7:c08830d0 r6:00000016 r5:c1a26a34 r4:c4f24000 <4>[ 171.669930] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 171.679192] r10:00000017 r9:00000037 r8:c4f25f60 r7:00000017 r6:c15ec378 r5:c1ad2c28 <4>[ 171.687311] r4:c4f24000 <4>[ 171.690125] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 171.700089] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 171.710575] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 171.720089] r4:c579f000 <4>[ 171.722898] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 171.731203] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 171.739415] r9:c4f25f60 r8:c3acf000 r7:00000017 r6:b6dc3000 r5:c4faf640 r4:c0c66d4c <4>[ 171.747460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 171.755586] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6dc3000 r5:c07eef30 r4:c4faf640 <4>[ 171.763629] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 171.771057] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c4f24000 r5:c4faf640 <4>[ 171.779174] r4:c4faf640 <4>[ 171.781982] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 171.789410] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 171.797453] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 171.805310] Exception stack(0xc4f25fa8 to 0xc4f25ff0) <4>[ 171.810648] 5fa0: 00000017 00000017 00000001 b6dc3000 00000017 00000001 <4>[ 171.819126] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dc3000 00020000 0042fe38 <4>[ 171.827599] 5fe0: 00000004 be9447e8 b6e8933b b6e02616 <4>[ 171.832995] irq event stamp: 0 <4>[ 171.836270] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 171.842200] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 171.849993] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 171.857730] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 171.863630] ---[ end trace fd303ed09a41d55f ]--- <6>[ 171.868424] lkdtm: Saturation detected: still saturated # [ 171.534404] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 171.539531] lkdtm: attempting bad refcount_dec() from saturated # [ 171.545564] ------------[ cut here ]------------ # [ 171.550617] WARNING: CPU: 1 PID: 3017 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 171.559277] refcount_t: saturated; leaking memory. # [ 171.564270] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 171.603435] CPU: 1 PID: 3017 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 171.611373] Hardware name: STM32 (Device Tree Support) # [ 171.616789] Backtrace: # [ 171.619525] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 171.627372] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 171.633321] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 171.640922] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 171.648171] r9:c1a26a0c r8:00000009 r7:00000016 r6:00000009 r5:c08830d0 r4:c1a26a34 # [ 171.656211] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 171.663983] r7:c08830d0 r6:00000016 r5:c1a26a34 r4:c4f24000 # [ 171.669930] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 171.679192] r10:00000017 r9:00000037 r8:c4f25f60 r7:00000017 r6:c15ec378 r5:c1ad2c28 # [ 171.687311] r4:c4f24000 # [ 171.690125] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 171.700089] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 171.710575] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 171.720089] r4:c579f000 # [ 171.722898] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 171.731203] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 171.739415] r9:c4f25f60 r8:c3acf000 r7:00000017 r6:b6dc3000 r5:c4faf640 r4:c0c66d4c # [ 171.747460] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 171.755586] r9:c4f24000 r8:c4f25f60 r7:c290d000 r6:b6dc3000 r5:c07eef30 r4:c4faf640 # [ 171.763629] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 171.771057] r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c4f24000 r5:c4faf640 # [ 171.779174] r4:c4faf640 # [ 171.781982] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 171.789410] r9:c4f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 171.797453] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 171.805310] Exception stack(0xc4f25fa8 to 0xc4f25ff0) # [ 171.810648] 5fa0: 00000017 00000017 00000001 b6dc3000 00000017 00000001 # [ 171.819126] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dc3000 00020000 0042fe38 # [ 171.827599] 5fe0: 00000004 be9447e8 b6e8933b b6e02616 # [ 171.832995] irq event stamp: 0 # [ 171.836270] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 171.842200] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 171.849993] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 171.857730] softirqs last disabled at (0): [<00000000>] 0x0 # [ 171.863630] ---[ end trace fd303ed09a41d55f ]--- # [ 171.868424] 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>[ 172.785472] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <6>[ 172.791370] lkdtm: attempting bad refcount_inc_not_zero() from saturated <4>[ 172.798203] ------------[ cut here ]------------ <4>[ 172.803309] WARNING: CPU: 0 PID: 3050 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 172.811938] refcount_t: saturated; leaking memory. <4>[ 172.816911] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 172.856072] CPU: 0 PID: 3050 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 172.864021] Hardware name: STM32 (Device Tree Support) <4>[ 172.869437] Backtrace: <4>[ 172.872172] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 172.880020] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 172.885968] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 172.893572] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 172.900821] r9:c1a26a0c r8:00000009 r7:00000013 r6:00000009 r5:c088309c r4:c1a26a34 <4>[ 172.908862] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 172.916638] r7:c088309c r6:00000013 r5:c1a26a34 r4:c55c2000 <4>[ 172.922586] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 172.931849] r10:00000020 r9:00000038 r8:c55c3f60 r7:00000020 r6:c15ec378 r5:c1ad2c40 <4>[ 172.939968] r4:c0000000 <4>[ 172.942778] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) <4>[ 172.953529] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x4c/0x84) <4>[ 172.965579] r5:c1ad2c40 r4:c55c2000 <4>[ 172.969440] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 172.979737] r4:c5734000 <4>[ 172.982546] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 172.990852] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 172.999062] r9:c55c3f60 r8:c3acf000 r7:00000020 r6:b6e4d000 r5:c537fdc0 r4:c0c66d4c <4>[ 173.007106] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 173.015231] r9:c55c2000 r8:c55c3f60 r7:c290d000 r6:b6e4d000 r5:c07eef30 r4:c537fdc0 <4>[ 173.023275] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 173.030704] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c55c2000 r5:c537fdc0 <4>[ 173.038823] r4:c537fdc0 <4>[ 173.041632] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 173.049061] r9:c55c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 173.057104] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 173.064961] Exception stack(0xc55c3fa8 to 0xc55c3ff0) <4>[ 173.070298] 3fa0: 00000020 00000020 00000001 b6e4d000 00000020 00000001 <4>[ 173.078777] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e4d000 00020000 0049fe38 <4>[ 173.087250] 3fe0: 00000004 bebf37e8 b6f1333b b6e8c616 <4>[ 173.092753] irq event stamp: 0 <4>[ 173.095963] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 173.101857] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 173.109596] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 173.117321] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 173.123223] ---[ end trace fd303ed09a41d560 ]--- <6>[ 173.128066] lkdtm: Saturation detected: still saturated # [ 172.785472] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 172.791370] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 172.798203] ------------[ cut here ]------------ # [ 172.803309] WARNING: CPU: 0 PID: 3050 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 172.811938] refcount_t: saturated; leaking memory. # [ 172.816911] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 172.856072] CPU: 0 PID: 3050 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 172.864021] Hardware name: STM32 (Device Tree Support) # [ 172.869437] Backtrace: # [ 172.872172] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 172.880020] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 172.885968] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 172.893572] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 172.900821] r9:c1a26a0c r8:00000009 r7:00000013 r6:00000009 r5:c088309c r4:c1a26a34 # [ 172.908862] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 172.916638] r7:c088309c r6:00000013 r5:c1a26a34 r4:c55c2000 # [ 172.922586] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 172.931849] r10:00000020 r9:00000038 r8:c55c3f60 r7:00000020 r6:c15ec378 r5:c1ad2c40 # [ 172.939968] r4:c0000000 # [ 172.942778] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) # [ 172.953529] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x4c/0x84) # [ 172.965579] r5:c1ad2c40 r4:c55c2000 # [ 172.969440] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 172.979737] r4:c5734000 # [ 172.982546] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 172.990852] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 172.999062] r9:c55c3f60 r8:c3acf000 r7:00000020 r6:b6e4d000 r5:c537fdc0 r4:c0c66d4c # [ 173.007106] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 173.015231] r9:c55c2000 r8:c55c3f60 r7:c290d000 r6:b6e4d000 r5:c07eef30 r4:c537fdc0 # [ 173.023275] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 173.030704] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c55c2000 r5:c537fdc0 # [ 173.038823] r4:c537fdc0 # [ 173.041632] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 173.049061] r9:c55c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 173.057104] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 173.064961] Exception stack(0xc55c3fa8 to 0xc55c3ff0) # [ 173.070298] 3fa0: 00000020 00000020 00000001 b6e4d000 00000020 00000001 # [ 173.078777] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e4d000 00020000 0049fe38 # [ 173.087250] 3fe0: 00000004 bebf37e8 b6f1333b b6e8c616 # [ 173.092753] irq event stamp: 0 # [ 173.095963] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 173.101857] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 173.109596] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 173.117321] softirqs last disabled at (0): [<00000000>] 0x0 # [ 173.123223] ---[ end trace fd303ed09a41d560 ]--- # [ 173.128066] 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>[ 174.118558] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 174.124422] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 174.131417] ------------[ cut here ]------------ <4>[ 174.136212] WARNING: CPU: 0 PID: 3085 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 174.144995] refcount_t: saturated; leaking memory. <4>[ 174.150057] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 174.189147] CPU: 0 PID: 3085 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 174.197098] Hardware name: STM32 (Device Tree Support) <4>[ 174.202515] Backtrace: <4>[ 174.205248] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 174.213096] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 174.219045] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 174.226648] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 174.233899] r9:c1a26a0c r8:00000009 r7:00000013 r6:00000009 r5:c088309c r4:c1a26a34 <4>[ 174.241941] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 174.249714] r7:c088309c r6:00000013 r5:c1a26a34 r4:c55c2000 <4>[ 174.255662] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 174.264927] r10:00000020 r9:00000039 r8:c55c3f60 r7:00000020 r6:c15ec378 r5:c1ad2c60 <4>[ 174.273046] r4:c0000000 <4>[ 174.275856] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) <4>[ 174.286611] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x4c/0x84) <4>[ 174.298664] r5:c1ad2c60 r4:c55c2000 <4>[ 174.302526] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 174.312825] r4:c567a000 <4>[ 174.315634] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 174.323941] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 174.332155] r9:c55c3f60 r8:c3acf000 r7:00000020 r6:b6ea0000 r5:c5090dc0 r4:c0c66d4c <4>[ 174.340201] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 174.348326] r9:c55c2000 r8:c55c3f60 r7:c290d000 r6:b6ea0000 r5:c07eef30 r4:c5090dc0 <4>[ 174.356369] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 174.363796] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c55c2000 r5:c5090dc0 <4>[ 174.371914] r4:c5090dc0 <4>[ 174.374722] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 174.382147] r9:c55c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 174.390190] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 174.398046] Exception stack(0xc55c3fa8 to 0xc55c3ff0) <4>[ 174.403384] 3fa0: 00000020 00000020 00000001 b6ea0000 00000020 00000001 <4>[ 174.411863] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6ea0000 00020000 0048fe38 <4>[ 174.420335] 3fe0: 00000004 bedaf7e8 b6f6633b b6edf616 <4>[ 174.425735] irq event stamp: 0 <4>[ 174.429008] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 174.434871] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 174.442749] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 174.450544] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 174.456269] ---[ end trace fd303ed09a41d561 ]--- <6>[ 174.461217] lkdtm: Saturation detected: still saturated # [ 174.118558] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 174.124422] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 174.131417] ------------[ cut here ]------------ # [ 174.136212] WARNING: CPU: 0 PID: 3085 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 174.144995] refcount_t: saturated; leaking memory. # [ 174.150057] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 174.189147] CPU: 0 PID: 3085 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 174.197098] Hardware name: STM32 (Device Tree Support) # [ 174.202515] Backtrace: # [ 174.205248] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 174.213096] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 174.219045] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 174.226648] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 174.233899] r9:c1a26a0c r8:00000009 r7:00000013 r6:00000009 r5:c088309c r4:c1a26a34 # [ 174.241941] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 174.249714] r7:c088309c r6:00000013 r5:c1a26a34 r4:c55c2000 # [ 174.255662] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 174.264927] r10:00000020 r9:00000039 r8:c55c3f60 r7:00000020 r6:c15ec378 r5:c1ad2c60 # [ 174.273046] r4:c0000000 # [ 174.275856] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x74) # [ 174.286611] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x4c/0x84) # [ 174.298664] r5:c1ad2c60 r4:c55c2000 # [ 174.302526] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 174.312825] r4:c567a000 # [ 174.315634] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 174.323941] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 174.332155] r9:c55c3f60 r8:c3acf000 r7:00000020 r6:b6ea0000 r5:c5090dc0 r4:c0c66d4c # [ 174.340201] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 174.348326] r9:c55c2000 r8:c55c3f60 r7:c290d000 r6:b6ea0000 r5:c07eef30 r4:c5090dc0 # [ 174.356369] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 174.363796] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c55c2000 r5:c5090dc0 # [ 174.371914] r4:c5090dc0 # [ 174.374722] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 174.382147] r9:c55c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 174.390190] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 174.398046] Exception stack(0xc55c3fa8 to 0xc55c3ff0) # [ 174.403384] 3fa0: 00000020 00000020 00000001 b6ea0000 00000020 00000001 # [ 174.411863] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6ea0000 00020000 0048fe38 # [ 174.420335] 3fe0: 00000004 bedaf7e8 b6f6633b b6edf616 # [ 174.425735] irq event stamp: 0 # [ 174.429008] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 174.434871] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 174.442749] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 174.450544] softirqs last disabled at (0): [<00000000>] 0x0 # [ 174.456269] ---[ end trace fd303ed09a41d561 ]--- # [ 174.461217] 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>[ 175.424203] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 175.430141] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 175.436932] ------------[ cut here ]------------ <4>[ 175.441989] WARNING: CPU: 0 PID: 3123 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 175.450740] refcount_t: underflow; use-after-free. <4>[ 175.455724] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 175.494912] CPU: 0 PID: 3123 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 175.502835] Hardware name: STM32 (Device Tree Support) <4>[ 175.508253] Backtrace: <4>[ 175.510988] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 175.518838] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 175.524789] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 175.532393] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 175.539645] r9:c1a26a70 r8:00000009 r7:0000001c r6:00000009 r5:c0883138 r4:c1a26a34 <4>[ 175.547688] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 175.555464] r7:c0883138 r6:0000001c r5:c1a26a34 r4:c55c2000 <4>[ 175.561411] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 175.570763] r10:00000020 r9:0000003a r8:c55c3f60 r7:00000020 r6:c15ec378 r5:c1ad2c80 <4>[ 175.578879] r4:c55c2000 <4>[ 175.581693] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) <4>[ 175.592442] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x4c/0x84) <4>[ 175.604500] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 175.614800] r4:c567a000 <4>[ 175.617608] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 175.625913] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 175.634123] r9:c55c3f60 r8:c3acf000 r7:00000020 r6:b6e0b000 r5:c5411b40 r4:c0c66d4c <4>[ 175.642167] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 175.650289] r9:c55c2000 r8:c55c3f60 r7:c290d000 r6:b6e0b000 r5:c07eef30 r4:c5411b40 <4>[ 175.658329] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 175.665756] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c55c2000 r5:c5411b40 <4>[ 175.673872] r4:c5411b40 <4>[ 175.676681] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 175.684107] r9:c55c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 175.692150] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 175.700006] Exception stack(0xc55c3fa8 to 0xc55c3ff0) <4>[ 175.705343] 3fa0: 00000020 00000020 00000001 b6e0b000 00000020 00000001 <4>[ 175.713820] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e0b000 00020000 004cfe38 <4>[ 175.722292] 3fe0: 00000004 be9b47e8 b6ed133b b6e4a616 <4>[ 175.727710] irq event stamp: 0 <4>[ 175.731020] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 175.736817] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 175.744680] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 175.752471] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 175.758221] ---[ end trace fd303ed09a41d562 ]--- <6>[ 175.763173] lkdtm: Saturation detected: still saturated # [ 175.424203] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 175.430141] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 175.436932] ------------[ cut here ]------------ # [ 175.441989] WARNING: CPU: 0 PID: 3123 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 175.450740] refcount_t: underflow; use-after-free. # [ 175.455724] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 175.494912] CPU: 0 PID: 3123 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 175.502835] Hardware name: STM32 (Device Tree Support) # [ 175.508253] Backtrace: # [ 175.510988] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 175.518838] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 175.524789] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 175.532393] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 175.539645] r9:c1a26a70 r8:00000009 r7:0000001c r6:00000009 r5:c0883138 r4:c1a26a34 # [ 175.547688] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 175.555464] r7:c0883138 r6:0000001c r5:c1a26a34 r4:c55c2000 # [ 175.561411] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 175.570763] r10:00000020 r9:0000003a r8:c55c3f60 r7:00000020 r6:c15ec378 r5:c1ad2c80 # [ 175.578879] r4:c55c2000 # [ 175.581693] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) # [ 175.592442] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x4c/0x84) # [ 175.604500] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 175.614800] r4:c567a000 # [ 175.617608] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 175.625913] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 175.634123] r9:c55c3f60 r8:c3acf000 r7:00000020 r6:b6e0b000 r5:c5411b40 r4:c0c66d4c # [ 175.642167] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 175.650289] r9:c55c2000 r8:c55c3f60 r7:c290d000 r6:b6e0b000 r5:c07eef30 r4:c5411b40 # [ 175.658329] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 175.665756] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c55c2000 r5:c5411b40 # [ 175.673872] r4:c5411b40 # [ 175.676681] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 175.684107] r9:c55c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 175.692150] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 175.700006] Exception stack(0xc55c3fa8 to 0xc55c3ff0) # [ 175.705343] 3fa0: 00000020 00000020 00000001 b6e0b000 00000020 00000001 # [ 175.713820] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e0b000 00020000 004cfe38 # [ 175.722292] 3fe0: 00000004 be9b47e8 b6ed133b b6e4a616 # [ 175.727710] irq event stamp: 0 # [ 175.731020] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 175.736817] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 175.744680] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 175.752471] softirqs last disabled at (0): [<00000000>] 0x0 # [ 175.758221] ---[ end trace fd303ed09a41d562 ]--- # [ 175.763173] 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>[ 176.715847] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 176.721724] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 176.728579] ------------[ cut here ]------------ <4>[ 176.733654] WARNING: CPU: 0 PID: 3159 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 176.742383] refcount_t: underflow; use-after-free. <4>[ 176.747374] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai <4>[ 176.786533] CPU: 0 PID: 3159 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 176.794488] Hardware name: STM32 (Device Tree Support) <4>[ 176.799906] Backtrace: <4>[ 176.802641] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 176.810494] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 <4>[ 176.816443] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 176.824051] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 176.831301] r9:c1a26a70 r8:00000009 r7:0000001c r6:00000009 r5:c0883138 r4:c1a26a34 <4>[ 176.839344] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) <4>[ 176.847119] r7:c0883138 r6:0000001c r5:c1a26a34 r4:c4fca000 <4>[ 176.853068] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 176.862420] r10:00000020 r9:0000003b r8:c4fcbf60 r7:00000020 r6:c15ec378 r5:c1ad2ca0 <4>[ 176.870540] r4:c4fca000 <4>[ 176.873354] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) <4>[ 176.884107] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x4c/0x84) <4>[ 176.896167] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 176.906470] r4:c567a000 <4>[ 176.909279] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 176.917588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 176.925801] r9:c4fcbf60 r8:c3acf000 r7:00000020 r6:b6e85000 r5:c537f780 r4:c0c66d4c <4>[ 176.933847] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 176.941974] r9:c4fca000 r8:c4fcbf60 r7:c290d000 r6:b6e85000 r5:c07eef30 r4:c537f780 <4>[ 176.950020] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 176.957452] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c4fca000 r5:c537f780 <4>[ 176.965573] r4:c537f780 <4>[ 176.968383] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 176.975813] r9:c4fca000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 176.983858] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 176.991717] Exception stack(0xc4fcbfa8 to 0xc4fcbff0) <4>[ 176.997057] bfa0: 00000020 00000020 00000001 b6e85000 00000020 00000001 <4>[ 177.005537] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6e85000 00020000 0044fe38 <4>[ 177.014011] bfe0: 00000004 be8547e8 b6f4b33b b6ec4616 <4>[ 177.019439] irq event stamp: 0 <4>[ 177.022686] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 177.028540] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 <4>[ 177.036448] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 <4>[ 177.044210] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 177.050016] ---[ end trace fd303ed09a41d563 ]--- <6>[ 177.054845] lkdtm: Saturation detected: still saturated # [ 176.715847] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 176.721724] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 176.728579] ------------[ cut here ]------------ # [ 176.733654] WARNING: CPU: 0 PID: 3159 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 176.742383] refcount_t: underflow; use-after-free. # [ 176.747374] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd adv7511 soundcore brcmfmac hci_uart btbcm sha256_generic sha256_arm etnaviv gpu_sched stm_drm bluetooth cfg80211 ecdh_generic stm32_adc_core ecc brcmutil libaes snd_soc_stm32_sai # [ 176.786533] CPU: 0 PID: 3159 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 176.794488] Hardware name: STM32 (Device Tree Support) # [ 176.799906] Backtrace: # [ 176.802641] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 176.810494] r7:ffffffff r6:00080013 r5:00000000 r4:c1f1cf58 # [ 176.816443] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 176.824051] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 176.831301] r9:c1a26a70 r8:00000009 r7:0000001c r6:00000009 r5:c0883138 r4:c1a26a34 # [ 176.839344] [] (__warn) from [] (warn_slowpath_fmt+0xb0/0xcc) # [ 176.847119] r7:c0883138 r6:0000001c r5:c1a26a34 r4:c4fca000 # [ 176.853068] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 176.862420] r10:00000020 r9:0000003b r8:c4fcbf60 r7:00000020 r6:c15ec378 r5:c1ad2ca0 # [ 176.870540] r4:c4fca000 # [ 176.873354] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x5c/0x64) # [ 176.884107] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x4c/0x84) # [ 176.896167] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 176.906470] r4:c567a000 # [ 176.909279] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 176.917588] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 176.925801] r9:c4fcbf60 r8:c3acf000 r7:00000020 r6:b6e85000 r5:c537f780 r4:c0c66d4c # [ 176.933847] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 176.941974] r9:c4fca000 r8:c4fcbf60 r7:c290d000 r6:b6e85000 r5:c07eef30 r4:c537f780 # [ 176.950020] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 176.957452] r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c4fca000 r5:c537f780 # [ 176.965573] r4:c537f780 # [ 176.968383] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 176.975813] r9:c4fca000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 176.983858] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 176.991717] Exception stack(0xc4fcbfa8 to 0xc4fcbff0) # [ 176.997057] bfa0: 00000020 00000020 00000001 b6e85000 00000020 00000001 # [ 177.005537] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6e85000 00020000 0044fe38 # [ 177.014011] bfe0: 00000004 be8547e8 b6f4b33b b6ec4616 # [ 177.019439] irq event stamp: 0 # [ 177.022686] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 177.028540] hardirqs last disabled at (0): [] copy_process+0x624/0x1e68 # [ 177.036448] softirqs last enabled at (0): [] copy_process+0x624/0x1e68 # [ 177.044210] softirqs last disabled at (0): [<00000000>] 0x0 # [ 177.050016] ---[ end trace fd303ed09a41d563 ]--- # [ 177.054845] 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>[ 178.648375] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 178.653564] lkdtm: attempting good copy_to_user of correct size <6>[ 178.659693] lkdtm: attempting bad copy_to_user of too large size # [ 178.648375] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 178.653564] lkdtm: attempting good copy_to_user of correct size # [ 178.659693] 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>[ 179.511958] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 179.517034] lkdtm: attempting good copy_from_user of correct size <6>[ 179.523588] lkdtm: attempting bad copy_from_user of too large size # [ 179.511958] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 179.517034] lkdtm: attempting good copy_from_user of correct size # [ 179.523588] 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>[ 180.366900] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 180.372404] lkdtm: attempting good copy_to_user inside whitelist <6>[ 180.378539] lkdtm: attempting bad copy_to_user outside whitelist # [ 180.366900] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 180.372404] lkdtm: attempting good copy_to_user inside whitelist # [ 180.378539] 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>[ 181.213832] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 181.219551] lkdtm: attempting good copy_from_user inside whitelist <6>[ 181.225802] lkdtm: attempting bad copy_from_user outside whitelist # [ 181.213832] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 181.219551] lkdtm: attempting good copy_from_user inside whitelist # [ 181.225802] 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>[ 182.046068] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 182.051262] lkdtm: good_stack: c55c3e0c-c55c3e2c <6>[ 182.056001] lkdtm: bad_stack : c55c3d84-c55c3da4 <6>[ 182.061097] lkdtm: attempting good copy_to_user of local stack <6>[ 182.067066] lkdtm: attempting bad copy_to_user of distant stack # [ 182.046068] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 182.051262] lkdtm: good_stack: c55c3e0c-c55c3e2c # [ 182.056001] lkdtm: bad_stack : c55c3d84-c55c3da4 # [ 182.061097] lkdtm: attempting good copy_to_user of local stack # [ 182.067066] 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>[ 182.883591] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 182.888820] lkdtm: good_stack: c601fe0c-c601fe2c <6>[ 182.893921] lkdtm: bad_stack : c601fd84-c601fda4 <6>[ 182.898642] lkdtm: attempting good copy_from_user of local stack <6>[ 182.905170] lkdtm: attempting bad copy_from_user of distant stack # [ 182.883591] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 182.888820] lkdtm: good_stack: c601fe0c-c601fe2c # [ 182.893921] lkdtm: bad_stack : c601fd84-c601fda4 # [ 182.898642] lkdtm: attempting good copy_from_user of local stack # [ 182.905170] 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>[ 183.887663] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 183.892726] lkdtm: good_stack: c4fcbe0c-c4fcbe2c <6>[ 183.897422] lkdtm: bad_stack : c4fcbffc-c4fcc01c <6>[ 183.902514] lkdtm: attempting good copy_to_user of local stack <6>[ 183.908494] lkdtm: attempting bad copy_to_user of distant stack # [ 183.887663] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 183.892726] lkdtm: good_stack: c4fcbe0c-c4fcbe2c # [ 183.897422] lkdtm: bad_stack : c4fcbffc-c4fcc01c # [ 183.902514] lkdtm: attempting good copy_to_user of local stack # [ 183.908494] 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>[ 184.922011] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 184.926378] lkdtm: attempting good copy_to_user from kernel rodata: c15ec624 <6>[ 184.933990] lkdtm: attempting bad copy_to_user from kernel text: c0543230 <3>[ 184.940910] lkdtm: FAIL: survived bad copy_to_user() # [ 184.922011] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 184.926378] lkdtm: attempting good copy_to_user from kernel rodata: c15ec624 # [ 184.933990] lkdtm: attempting bad copy_to_user from kernel text: c0543230 # [ 184.940910] 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>[ 185.912790] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 185.917314] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 185.924774] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 185.931799] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 185.938033] CPU: 0 PID: 3535 Comm: cat Tainted: G D W 5.10.226-cip52 #1 <4>[ 185.946053] Hardware name: STM32 (Device Tree Support) <4>[ 185.951472] Backtrace: <4>[ 185.954208] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 185.962055] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1cf58 <4>[ 185.968003] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 185.975607] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x144/0x170) <4>[ 185.984431] r9:00000046 r8:c55c3f60 r7:c55c3e34 r6:c55c2000 r5:0000078d r4:0000078d <4>[ 185.992478] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 186.001560] r8:c55c3f60 r7:00000012 r6:c15ec378 r5:c1ad2da8 r4:c567a000 <4>[ 186.008556] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) <4>[ 186.016861] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 186.025071] r9:c55c3f60 r8:c3acf000 r7:00000012 r6:b6ded000 r5:c5317a00 r4:c0c66d4c <4>[ 186.033116] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) <4>[ 186.041240] r9:c55c2000 r8:c55c3f60 r7:c290d000 r6:b6ded000 r5:c07eef30 r4:c5317a00 <4>[ 186.049282] [] (vfs_write) from [] (ksys_write+0x84/0xfc) <4>[ 186.056709] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c55c2000 r5:c5317a00 <4>[ 186.064828] r4:c5317a00 <4>[ 186.067637] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 186.075065] r9:c55c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 186.083109] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 186.090964] Exception stack(0xc55c3fa8 to 0xc55c3ff0) <4>[ 186.096302] 3fa0: 00000012 00000012 00000001 b6ded000 00000012 00000001 <4>[ 186.104781] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6ded000 00020000 004dfe38 <4>[ 186.113255] 3fe0: 00000004 bed287e8 b6eb333b b6e2c616 # [ 185.912790] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 185.917314] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 185.924774] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 185.931799] lkdtm: FAIL: the thread stack is NOT properly erased # [ 185.938033] CPU: 0 PID: 3535 Comm: cat Tainted: G D W 5.10.226-cip52 #1 # [ 185.946053] Hardware name: STM32 (Device Tree Support) # [ 185.951472] Backtrace: # [ 185.954208] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 185.962055] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1cf58 # [ 185.968003] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 185.975607] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x144/0x170) # [ 185.984431] r9:00000046 r8:c55c3f60 r7:c55c3e34 r6:c55c2000 r5:0000078d r4:0000078d # [ 185.992478] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 186.001560] r8:c55c3f60 r7:00000012 r6:c15ec378 r5:c1ad2da8 r4:c567a000 # [ 186.008556] [] (lkdtm_do_action) from [] (direct_entry+0x114/0x180) # [ 186.016861] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 186.025071] r9:c55c3f60 r8:c3acf000 r7:00000012 r6:b6ded000 r5:c5317a00 r4:c0c66d4c # [ 186.033116] [] (full_proxy_write) from [] (vfs_write+0x10c/0x558) # [ 186.041240] r9:c55c2000 r8:c55c3f60 r7:c290d000 r6:b6ded000 r5:c07eef30 r4:c5317a00 # [ 186.049282] [] (vfs_write) from [] (ksys_write+0x84/0xfc) # [ 186.056709] r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c55c2000 r5:c5317a00 # [ 186.064828] r4:c5317a00 # [ 186.067637] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 186.075065] r9:c55c2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 186.083109] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 186.090964] Exception stack(0xc55c3fa8 to 0xc55c3ff0) # [ 186.096302] 3fa0: 00000012 00000012 00000001 b6ded000 00000012 00000001 # [ 186.104781] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6ded000 00020000 004dfe38 # [ 186.113255] 3fe0: 00000004 bed287e8 b6eb333b b6e2c616 # 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>[ 187.086369] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 187.091044] lkdtm: Calling matched prototype ... <6>[ 187.095777] lkdtm: Calling mismatched prototype ... <6>[ 187.101116] lkdtm: Fail: survived mismatched prototype function call! # [ 187.086369] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 187.091044] lkdtm: Calling matched prototype ... # [ 187.095777] lkdtm: Calling mismatched prototype ... # [ 187.101116] 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 / #