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 192.168.56.144 (7803 ms) STM32MP> setenv serverip 192.168.56.193 setenv serverip 192.168.56.193 STM32MP> tftp 0xc2000000 438939/tftp-deploy-im0tkv1e/kernel/uImage tftp 0xc2000000 438939/tftp-deploy-im0tkv1e/kernel/uImage Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.144 Filename '438939/tftp-deploy-im0tkv1e/kernel/uImage'. Load address: 0xc2000000 Loading: *################################################## 12 MiB 15.5 MiB/s done Bytes transferred = 12563008 (bfb240 hex) STM32MP> tftp 0xc4400000 438939/tftp-deploy-im0tkv1e/ramdisk/ramdisk.cpio.gz.uboot tftp 0xc4400000 438939/tftp-deploy-im0tkv1e/ramdisk/ramdisk.cpio.gz.uboot Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.144 Filename '438939/tftp-deploy-im0tkv1e/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0xc4400000 Loading: *################################################## 15.4 MiB 14.4 MiB/s done Bytes transferred = 16110910 (f5d53e hex) STM32MP> setenv initrd_size ${filesize} setenv initrd_size ${filesize} STM32MP> tftp 0xc4000000 438939/tftp-deploy-im0tkv1e/dtb/stm32mp157a-dhcor-avenger96.dtb tftp 0xc4000000 438939/tftp-deploy-im0tkv1e/dtb/stm32mp157a-dhcor-avenger96.dtb Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.144 Filename '438939/tftp-deploy-im0tkv1e/dtb/stm32mp157a-dhcor-avenger96.dtb'. Load address: 0xc4000000 Loading: *################################################## 56.3 KiB 11 MiB/s done Bytes transferred = 57690 (e15a hex) STM32MP> setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.193:/var/lib/lava/dispatcher/tmp/438939/extract-nfsrootfs-zldl9k4x,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/438939/extract-nfsrootfs-zldl9k4x,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' STM32MP> bootm 0xc2000000 0xc4400000 0xc4000000 bootm 0xc2000000 0xc4400000 0xc4000000 ## Booting kernel from Legacy Image at c2000000 ... Image Name: Created: 2024-06-21 17:10:18 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 12562944 Bytes = 12 MiB Load Address: c2000000 Entry Point: c2000000 Verifying Checksum ... OK ## Loading init Ramdisk from Legacy Image at c4400000 ... Image Name: Created: 2024-06-21 17:10:31 UTC Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 16110846 Bytes = 15.4 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at c4000000 Booting using the fdt blob at 0xc4000000 Working FDT set to c4000000 Loading Kernel Image Using Device Tree in place at c4000000, end c4011159 Working FDT set to c4000000 Starting kernel ... <6>[ 0.000000] Booting Linux on physical CPU 0x0 <5>[ 0.000000] Linux version 5.10.220-cip49 (KernelCI@build-j239823-arm-gcc-10-multi-v7-defconfig-kselftest-l5p54) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Jun 21 16:15:02 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/438939/extract-nfsrootfs-zldl9k4x,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.000000] Memory: 920780K/1048572K available (17408K kernel code, 2714K rwdata, 8152K rodata, 2048K init, 6693K bss, 62256K 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 56179 entries in 165 pages <6>[ 0.000000] ftrace: allocated 165 pages with 4 groups <6>[ 0.000000] Running RCU self tests <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU lockdep checking is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=2. <6>[ 0.000000] Rude variant of Tasks RCU enabled. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (virt). <6>[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns <6>[ 0.000015] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns <6>[ 0.000059] Switching to timer-based delay loop, resolution 41ns <6>[ 0.014952] Console: colour dummy device 80x30 <4>[ 0.015057] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.015100] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.015142] ... MAX_LOCK_DEPTH: 48 <4>[ 0.015183] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.015224] ... CLASSHASH_SIZE: 4096 <4>[ 0.015265] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.015305] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.015345] ... CHAINHASH_SIZE: 32768 <4>[ 0.015386] memory used by lock dependency info: 4061 kB <4>[ 0.015427] memory used for stack traces: 2112 kB <4>[ 0.015468] per task-struct memory footprint: 1536 bytes <6>[ 0.015603] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) <6>[ 0.015681] CPU: Testing write buffer coherency: ok <6>[ 0.015906] pid_max: default: 32768 minimum: 301 <6>[ 0.016394] LSM: Security Framework initializing <6>[ 0.016556] LSM support for eBPF active <6>[ 0.016749] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.016817] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.021723] CPU0: update cpu_capacity 1024 <6>[ 0.021791] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.026937] Setting up static identity map for 0xc0300000 - 0xc03000ac <6>[ 0.031877] rcu: Hierarchical SRCU implementation. <6>[ 0.048628] EFI services will not be available. <6>[ 0.050021] smp: Bringing up secondary CPUs ... <6>[ 0.053937] CPU1: update cpu_capacity 1024 <6>[ 0.053960] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.055447] smp: Brought up 1 node, 2 CPUs <6>[ 0.055543] SMP: Total of 2 processors activated (96.00 BogoMIPS). <6>[ 0.055585] CPU: All CPU(s) started in SVC mode. <6>[ 0.059054] devtmpfs: initialized <6>[ 0.179668] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 <6>[ 0.183177] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.183295] futex hash table entries: 512 (order: 3, 32768 bytes, linear) <6>[ 0.189092] pinctrl core: initialized pinctrl subsystem <6>[ 0.199700] DMI not present or invalid. <6>[ 0.203117] NET: Registered protocol family 16 <6>[ 0.216276] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.231314] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.233063] cpuidle: using governor menu <6>[ 0.233911] No ATAGs? <6>[ 0.234451] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. <6>[ 0.234561] hw-breakpoint: maximum watchpoint size is 8 bytes. <6>[ 0.247760] Serial: AMBA PL011 UART driver <6>[ 0.457267] /soc/interrupt-controller@5000d000: bank0 <6>[ 0.457381] /soc/interrupt-controller@5000d000: bank1 <6>[ 0.457448] /soc/interrupt-controller@5000d000: bank2 <6>[ 0.488116] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added <6>[ 0.494923] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added <6>[ 0.501726] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added <6>[ 0.508289] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added <6>[ 0.514833] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added <6>[ 0.521515] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added <6>[ 0.528053] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added <6>[ 0.534710] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added <6>[ 0.541413] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added <6>[ 0.542897] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized <6>[ 0.555075] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added <6>[ 0.555203] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized <6>[ 0.640662] Kprobes globally optimized <3>[ 0.682278] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517 <6>[ 0.695082] iommu: Default domain type: Translated <6>[ 0.697320] vgaarb: loaded <5>[ 0.702956] SCSI subsystem initialized <6>[ 0.706209] usbcore: registered new interface driver usbfs <6>[ 0.706683] usbcore: registered new interface driver hub <6>[ 0.707039] usbcore: registered new device driver usb <6>[ 0.712990] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.713051] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.713181] PTP clock support registered <6>[ 0.730906] clocksource: Switched to clocksource arch_sys_counter <6>[ 3.072880] NET: Registered protocol family 2 <6>[ 3.073693] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 3.078178] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 3.078435] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 3.078742] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 3.080686] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 3.082308] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 3.082827] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.083201] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.084236] NET: Registered protocol family 1 <6>[ 3.088774] RPC: Registered named UNIX socket transport module. <6>[ 3.088906] RPC: Registered udp transport module. <6>[ 3.088954] RPC: Registered tcp transport module. <6>[ 3.089000] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 3.089082] NET: Registered protocol family 44 <6>[ 3.089173] PCI: CLS 0 bytes, default 64 <6>[ 3.092328] Trying to unpack rootfs image as initramfs... <6>[ 5.563360] Freeing initrd memory: 15736K <6>[ 5.566175] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available <5>[ 5.575518] Initialise system trusted keyrings <6>[ 5.576925] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 5.646328] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 5.651709] NFS: Registering the id_resolver key type <5>[ 5.651995] Key type id_resolver registered <5>[ 5.652120] Key type id_legacy registered <6>[ 5.653035] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 5.653181] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 5.653484] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 5.656545] Key type asymmetric registered <5>[ 5.656760] Asymmetric key parser 'x509' registered <6>[ 5.657362] bounce: pool size: 64 pages <6>[ 5.657599] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 5.657745] io scheduler mq-deadline registered <6>[ 5.657802] io scheduler kyber registered <4>[ 5.659110] test_firmware: interface ready <6>[ 6.147446] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.169694] SuperH (H)SCI(F) driver initialized <6>[ 6.173969] msm_serial: driver initialized <6>[ 6.174809] STMicroelectronics ASC driver initialized <6>[ 6.180741] STM32 USART driver initialized <6>[ 6.184104] stm32-usart 4000e000.serial: rx dma alloc failed <6>[ 6.184174] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma) <6>[ 6.184239] stm32-usart 4000e000.serial: tx dma alloc failed <6>[ 6.184287] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma) <6>[ 6.184544] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart <6>[ 6.186323] serial serial0: tty port ttySTM2 registered <6>[ 6.189719] stm32-usart 40010000.serial: rx dma alloc failed <6>[ 6.189784] stm32-usart 40010000.serial: interrupt mode used for rx (no dma) <6>[ 6.189844] stm32-usart 40010000.serial: tx dma alloc failed <6>[ 6.189892] stm32-usart 40010000.serial: interrupt mode used for tx (no dma) <6>[ 6.190025] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart <6>[ 7.236577] printk: console [ttySTM0] enabled <6>[ 7.246648] stm32-usart 40018000.serial: rx dma alloc failed <6>[ 7.251394] stm32-usart 40018000.serial: interrupt mode used for rx (no dma) <6>[ 7.258545] stm32-usart 40018000.serial: tx dma alloc failed <6>[ 7.264589] stm32-usart 40018000.serial: interrupt mode used for tx (no dma) <6>[ 7.271964] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart <5>[ 7.312205] random: crng init done <6>[ 7.313329] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <6>[ 7.392743] brd: module loaded <6>[ 7.451623] loop: module loaded <6>[ 7.457727] lkdtm: No crash points registered, enable through debugfs <6>[ 7.532867] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.541771] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.545586] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.552195] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.557453] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.578445] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found <6>[ 7.583990] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found <6>[ 7.590999] stm32-dwmac 5800a000.ethernet: PTP uses main clock <6>[ 7.596164] stm32-dwmac 5800a000.ethernet: no reset control found <6>[ 7.605105] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42 <6>[ 7.611130] stm32-dwmac 5800a000.ethernet: DWMAC4/5 <6>[ 7.616180] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported <6>[ 7.623857] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported <6>[ 7.631427] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported <6>[ 7.638511] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported <6>[ 7.645539] stm32-dwmac 5800a000.ethernet: TSO supported <6>[ 7.650640] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer <6>[ 7.658855] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2) <6>[ 7.665635] stm32-dwmac 5800a000.ethernet: TSO feature enabled <6>[ 7.671740] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width <6>[ 7.755846] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.762556] usbcore: registered new interface driver pegasus <6>[ 7.768364] usbcore: registered new interface driver asix <6>[ 7.774022] usbcore: registered new interface driver ax88179_178a <6>[ 7.780282] usbcore: registered new interface driver cdc_ether <6>[ 7.786578] usbcore: registered new interface driver smsc75xx <6>[ 7.792598] usbcore: registered new interface driver smsc95xx <6>[ 7.798428] usbcore: registered new interface driver net1080 <6>[ 7.804512] usbcore: registered new interface driver cdc_subset <6>[ 7.810556] usbcore: registered new interface driver zaurus <6>[ 7.816677] usbcore: registered new interface driver cdc_ncm <6>[ 7.834249] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.839774] ehci-pci: EHCI PCI platform driver <6>[ 7.844808] ehci-platform: EHCI generic platform driver <6>[ 7.852097] ehci-orion: EHCI orion driver <6>[ 7.855785] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.859921] ehci-st: EHCI STMicroelectronics driver <6>[ 7.865237] ehci-exynos: EHCI Exynos driver <6>[ 7.869511] ehci-atmel: EHCI Atmel driver <6>[ 7.873900] tegra-ehci: Tegra EHCI driver <6>[ 7.878080] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.884033] ohci-pci: OHCI PCI platform driver <6>[ 7.888828] ohci-platform: OHCI generic platform driver <6>[ 7.894915] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.899010] ohci-st: OHCI STMicroelectronics driver <6>[ 7.904260] ohci-atmel: OHCI Atmel driver <6>[ 7.911453] usbcore: registered new interface driver usb-storage <3>[ 7.938853] stm32_rtc 5c004000.rtc: IRQ index 1 not found <4>[ 7.943206] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6 <6>[ 7.955260] stm32_rtc 5c004000.rtc: registered as rtc0 <6>[ 7.959411] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:28 UTC (946684828) <4>[ 7.969715] stm32_rtc 5c004000.rtc: Date/Time must be initialized <6>[ 7.974788] stm32_rtc 5c004000.rtc: registered rev:1.2 <6>[ 7.985994] i2c /dev entries driver <6>[ 8.023028] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter <6>[ 8.054658] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter <6>[ 8.096025] stpmic1 2-0033: PMIC Chip Version: 0x10 <6>[ 8.125802] vddcore: supplied by regulator-dummy <6>[ 8.136142] vdd_ddr: supplied by regulator-dummy <6>[ 8.145738] vdd: supplied by regulator-dummy <6>[ 8.154949] v3v3: supplied by regulator-dummy <6>[ 8.163356] vdda: Bringing 1800000uV into 2900000-2900000uV <6>[ 8.170478] vdda: supplied by v3v3 <6>[ 8.178757] v2v8: Bringing 1800000uV into 2800000-2800000uV <6>[ 8.185943] v2v8: supplied by v3v3 <6>[ 8.192203] vtt_ddr: supplied by vdd_ddr <6>[ 8.202351] vdd_usb: supplied by regulator-dummy <6>[ 8.208869] vdd_sd: supplied by v3v3 <6>[ 8.218312] v1v8: Bringing 1000000uV into 1800000-1800000uV <6>[ 8.225415] v1v8: supplied by v3v3 <6>[ 8.230400] vref_ddr: supplied by regulator-dummy <6>[ 8.241990] bst_out: supplied by regulator-dummy <6>[ 8.249877] vbus_otg: supplied by bst_out <6>[ 8.257352] vbus_sw: supplied by bst_out <6>[ 8.277597] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0 <4>[ 8.297141] at24 2-0053: supply vcc not found, using dummy regulator <6>[ 8.306799] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write <6>[ 8.313104] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter <6>[ 8.353937] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully <6>[ 8.394228] sdhci: Secure Digital Host Controller Interface driver <6>[ 8.399281] sdhci: Copyright(c) Pierre Ossman <6>[ 8.412285] mmci-pl18x 58005000.sdmmc: Got CD GPIO <6>[ 8.414040] Synopsys Designware Multimedia Card Interface Driver <6>[ 8.421764] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio) <6>[ 8.428727] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 8.446491] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio) <6>[ 8.459194] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 8.468046] usbcore: registered new interface driver usbhid <6>[ 8.472719] usbhid: USB HID core driver <4>[ 8.497027] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) <6>[ 8.499975] ipip: IPv4 and MPLS over IPv4 tunneling driver <4>[ 8.503928] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.510533] IPv4 over IPsec tunneling driver <4>[ 8.520506] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.524869] NET: Registered protocol family 10 <6>[ 8.535491] Segment Routing with IPv6 <4>[ 8.535914] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) <6>[ 8.546530] NET: Registered protocol family 17 <4>[ 8.549719] mmc1: queuing unknown CIS tuple 0x80 (6 bytes) <6>[ 8.556556] 8021q: 802.1Q VLAN Support v1.8 <5>[ 8.561444] Key type dns_resolver registered <6>[ 8.564806] ThumbEE CPU extension supported. <5>[ 8.569191] Registering SWP/SWPB emulation handler <5>[ 8.576306] Loading compiled-in X.509 certificates <6>[ 8.586928] mmc0: new high speed SDXC card at address e624 <6>[ 8.596997] mmcblk0: mmc0:e624 SD64G 59.5 GiB <4>[ 8.641347] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 8.647773] GPT:3204245 != 124735487 <4>[ 8.651803] GPT:Alternate GPT header not at the end of the disk. <4>[ 8.657869] GPT:3204245 != 124735487 <4>[ 8.661773] GPT: Use GNU Parted to correct GPT errors. <6>[ 8.667230] mmcblk0: p1 p2 p3 p4 <6>[ 8.713743] mmc1: new high speed SDIO card at address 0001 <6>[ 8.822120] stm32-dma 48000000.dma-controller: STM32 DMA driver registered <6>[ 8.838631] stm32-dma 48001000.dma-controller: STM32 DMA driver registered <6>[ 8.864309] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered <6>[ 8.874067] buck-io: supplied by vdd <6>[ 8.879272] usb33: supplied by vdd_usb <6>[ 8.890267] reg11: supplied by buck-io <6>[ 8.895064] reg18: supplied by buck-io <6>[ 8.903067] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0 <6>[ 8.942110] spi-nor spi0.0: w25q16dw (2048 Kbytes) <4>[ 8.974968] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator <4>[ 8.982840] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator <6>[ 9.129848] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM <6>[ 9.140250] dwc2 49000000.usb-otg: DWC OTG Controller <6>[ 9.144936] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1 <6>[ 9.152160] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000 <6>[ 9.167262] hub 1-0:1.0: USB hub found <6>[ 9.170570] hub 1-0:1.0: 1 port detected <6>[ 9.200272] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller <6>[ 9.205633] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2 <6>[ 9.215362] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000 <6>[ 9.251079] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00 <6>[ 9.263208] hub 2-0:1.0: USB hub found <6>[ 9.266154] hub 2-0:1.0: 2 ports detected <6>[ 9.287558] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio) <6>[ 9.428794] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL) <6>[ 9.444286] dwmac4: Master AXI performs any burst length <6>[ 9.444419] mmc2: new DDR MMC card at address 0001 <6>[ 9.448475] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found <6>[ 9.456766] mmcblk2: mmc2:0001 DG4008 7.28 GiB <6>[ 9.467008] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB <6>[ 9.473361] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB <6>[ 9.481766] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0) <4>[ 9.501883] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 9.508168] GPT:3145727 != 15273599 <4>[ 9.512034] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.518200] GPT:3145727 != 15273599 <4>[ 9.522002] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.527463] mmcblk2: p1 p2 p3 p4 <6>[ 9.661377] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported <6>[ 9.671861] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock <6>[ 9.683704] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode <6>[ 9.695056] 8021q: adding VLAN 0 to HW filter on device eth0 <4>[ 9.699625] stm32-dwmac 5800a000.ethernet eth0: Adding VLAN ID 0 is not supported <6>[ 9.741024] usb 2-1: new high-speed USB device number 2 using ehci-platform <6>[ 9.947970] hub 2-1:1.0: USB hub found <6>[ 9.951432] hub 2-1:1.0: 3 ports detected <6>[ 16.984613] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 16.992651] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 17.022642] Sending DHCP requests ..., OK <6>[ 23.374216] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.144 <6>[ 23.382432] IP-Config: Complete: <6>[ 23.385808] device=eth0, hwaddr=80:1f:12:cc:2a:a4, ipaddr=192.168.56.144, mask=255.255.255.0, gw=192.168.56.254 <6>[ 23.396756] host=192.168.56.144, domain=mayfield.sirena.org.uk, nis-domain=(none) <6>[ 23.404908] bootserver=192.168.56.254, rootserver=192.168.56.193, rootpath= <6>[ 23.404938] nameserver0=192.168.56.254 <6>[ 23.416968] ntpserver0=50.205.244.22, ntpserver1=85.199.214.99 <6>[ 23.424755] clk: Disabling unused clocks <6>[ 23.511555] Freeing unused kernel memory: 2048K <6>[ 23.522148] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 34.042385] Bluetooth: Core ver 2.22 <6>[ 34.045130] NET: Registered protocol family 31 <6>[ 34.049540] Bluetooth: HCI device and connection manager initialized <6>[ 34.056666] Bluetooth: HCI socket layer initialized <6>[ 34.061529] Bluetooth: L2CAP socket layer initialized <6>[ 34.067090] Bluetooth: SCO socket layer initialized <6>[ 34.130528] Bluetooth: HCI UART driver ver 2.3 <6>[ 34.134167] Bluetooth: HCI UART protocol H4 registered <6>[ 34.140643] Bluetooth: HCI UART protocol Broadcom registered <4>[ 34.143781] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator <4>[ 34.183285] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator <5>[ 34.332974] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 34.655305] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv]) <6>[ 34.661236] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652 <6>[ 34.669873] Bluetooth: hci0: BCM: chip id 107 <6>[ 34.674873] Bluetooth: hci0: BCM: features 0x2f <6>[ 34.680708] Bluetooth: hci0: BCM4345C0 <6>[ 34.683583] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000 <3>[ 34.692976] Bluetooth: hci0: BCM: firmware Patch file not found, tried: <3>[ 34.698569] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd' <3>[ 34.704023] Bluetooth: hci0: BCM: 'brcm/BCM.hcd' <6>[ 34.783730] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS <6>[ 34.864925] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 1 <5>[ 35.071360] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 35.080337] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 35.091789] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 35.099621] cfg80211: failed to load regulatory.db <6>[ 35.324978] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 <4>[ 35.335782] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2 <6>[ 35.641812] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 2 <6>[ 35.659151] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 35.754022] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <3>[ 36.371593] 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: 192.168.56.144 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>[ 40.675037] systemd[1]: System time before build time, advancing clock. <30>[ 41.673919] 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>[ 41.709528] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m! <30>[ 42.432702] systemd[1]: Hostname set to . <30>[ 45.963289] systemd[1]: Queued start job for default target graphical.target. <30>[ 45.990510] 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>[ 46.037362] 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>[ 46.087283] 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>[ 46.135834] 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>[ 46.185225] 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>[ 46.233920] 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>[ 46.282557] 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>[ 46.301779] systemd[1]: Expecting device dev-ttySTM0.device - /dev/ttySTM0... Expecting device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0... <30>[ 46.341677] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes. <30>[ 46.381970] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes. <30>[ 46.432002] systemd[1]: Reached target paths.target - Path Units. [[0;32m OK [0m] Reached target [0;1;39mpaths.target[0m - Path Units. <30>[ 46.471773] 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>[ 46.511697] systemd[1]: Reached target slices.target - Slice Units. [[0;32m OK [0m] Reached target [0;1;39mslices.target[0m - Slice Units. <30>[ 46.551928] systemd[1]: Reached target swap.target - Swaps. [[0;32m OK [0m] Reached target [0;1;39mswap.target[0m - Swaps. <30>[ 46.591907] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes. <30>[ 46.634393] 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>[ 46.753486] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 46.774565] 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>[ 46.827067] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket. <30>[ 46.877113] 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>[ 46.931255] 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>[ 46.975331] 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>[ 47.024549] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages). <30>[ 47.040361] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue). <30>[ 47.072819] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System... <30>[ 47.131995] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System... <30>[ 47.232662] 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>[ 47.304136] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs... <30>[ 47.371615] 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>[ 47.433888] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm... <30>[ 47.487538] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 47.573542] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse... <30>[ 47.652119] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... <30>[ 47.718077] systemd[1]: Starting systemd-journald.service - Journal Service... Starting [0;1;39msystemd-journald.service[0m - Journal Service... <6>[ 48.943014] fuse: init (API version 7.32) <30>[ 48.961455] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules... <30>[ 49.006210] 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>[ 49.092720] 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>[ 49.183241] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 49.375867] 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>[ 49.446895] 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>[ 49.580069] 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>[ 49.788195] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 49.841994] 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>[ 49.912256] systemd[1]: modprobe@dm_mod.service: Deactivated successfully. <30>[ 49.935415] 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>[ 50.013286] systemd[1]: modprobe@drm.service: Deactivated successfully. <30>[ 50.034719] 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>[ 50.113039] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. <30>[ 50.135585] 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>[ 50.182431] systemd[1]: modprobe@fuse.service: Deactivated successfully. <30>[ 50.213742] 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>[ 50.282309] systemd[1]: modprobe@loop.service: Deactivated successfully. <30>[ 50.303765] 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>[ 50.358683] 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>[ 50.428421] 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>[ 50.498574] systemd[1]: Finished systemd-remount-fs.service - Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39msystemd-remount-f…ount Root and Kernel File Systems. <30>[ 50.567784] systemd[1]: Reached target network-pre.target - Preparation for Network. [[0;32m OK [0m] Reached target [0;1;39mnetwork-pre…get[0m - Preparation for Network. <30>[ 50.656502] systemd[1]: Mounting sys-fs-fuse-connections.mount - FUSE Control File System... Mounting [0;1;39msys-fs-fuse-conne…[0m - FUSE Control File System... <30>[ 50.735830] systemd[1]: Mounting sys-kernel-config.mount - Kernel Configuration File System... Mounting [0;1;39msys-kernel-config…ernel Configuration File System... <30>[ 50.782001] systemd[1]: systemd-firstboot.service - First Boot Wizard was skipped because of an unmet condition check (ConditionFirstBoot=yes). <30>[ 50.822731] systemd[1]: systemd-pstore.service - Platform Persistent Storage Archival was skipped because of an unmet condition check (ConditionDirectoryNotEmpty=/sys/fs/pstore). <30>[ 50.864266] systemd[1]: Starting systemd-random-seed.service - Load/Save Random Seed... Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed... <30>[ 50.940240] systemd[1]: systemd-repart.service - Repartition Root Disk was skipped because no trigger condition checks were met. <30>[ 50.968260] systemd[1]: Starting systemd-sysctl.service - Apply Kernel Variables... Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables... <30>[ 51.044267] systemd[1]: Starting systemd-sysusers.service - Create System Users... Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users... <30>[ 51.157726] systemd[1]: Started systemd-journald.service - Journal Service. [[0;32m OK [0m] Started [0;1;39msystemd-journald.service[0m - Journal Service. [[0;32m OK [0m] Mounted [0;1;39msys-fs-fuse-connec…nt[0m - FUSE Control File System. [[0;32m OK [0m] Mounted [0;1;39msys-kernel-config.… Kernel Configuration File System. [[0;32m OK [0m] Finished [0;1;39msystemd-sysctl.service[0m - Apply Kernel Variables. Starting [0;1;39msystemd-journal-f…h Journal to Persistent Storage... [[0;32m OK [0m] Finished [0;1;39msystemd-sysusers.service[0m - Create System Users. <46>[ 51.799036] systemd-journald[215]: Received client request to flush runtime journal. 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... [[0m[0;31m* [0m] (1 of 5) Job systemd-udev-trigger.s…vice/start running (8s / no limit) M [K[[0;1;31m*[0m[0;31m* [0m] (1 of 5) Job systemd-udev-trigger.s…vice/start running (8s / no limit) M [K[[0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 5) Job systemd-udev-trigger.s…vice/start running (9s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 5) Job systemd-udevd.service/start running (9s / 1min 36s) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 5) Job systemd-udevd.service/start running (10s / 1min 36s) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 5) Job systemd-udevd.service/start running (10s / 1min 36s) M [K[ [0;31m*[0;1;31m*[0m] (3 of 5) Job systemd-random-seed.se…ice/start running (11s / 10min 4s) M [K[ [0;31m*[0m] (3 of 5) Job systemd-random-seed.se…ice/start running (11s / 10min 4s) M [K[ [0;31m*[0;1;31m*[0m] (3 of 5) Job systemd-random-seed.se…ice/start running (12s / 10min 4s) M [K[[0;32m OK [0m] Started [0;1;39msystemd-udevd.serv…nager for Device Events and Files. [K Starting [0;1;39msystemd-networkd.…ice[0m - Network Configuration... [ [0;31m*[0;1;31m*[0m[0;31m*[0m] (4 of 5) Job systemd-networkd.service/start running (14s / 1min 42s) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (4 of 5) Job systemd-networkd.service/start running (15s / 1min 42s) M [K[[0;32m OK [0m] Finished [0;1;39msystemd-random-se…rvice[0m - Load/Save Random Seed. [K[[0;32m OK [0m] Started [0;1;39msystemd-networkd.service[0m - Network Configuration. [[0;32m OK [0m] Finished [0;1;39msystemd-udev-trig…e[0m - Coldplug All udev Devices. [[0;32m OK [0m] Finished [0;1;39msystemd-journal-f…ush Journal to Persistent Storage. [[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;39mnetwork.target[0m - Network. [[0;32m OK [0m] Reached target [0;1;39musb-gadget.…m - Hardware activated USB gadget. [[0;32m OK [0m] Listening on [0;1;39msystemd-rfkil…l Switch Status /dev/rfkill Watch. Starting [0;1;39mmodprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... Starting [0;1;39msystemd-tmpfiles-… Volatile Files and Directories... [[0;32m OK [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod. [[0;32m OK [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore. [[0;32m OK [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop. Starting [0;1;39msystemd-rfkill.se…Load/Save RF Kill Switch Status... [[0;32m OK [0m] Started [0;1;39msystemd-rfkill.ser…- Load/Save RF Kill Switch Status. [[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-timesyncd.…0m - Network Time Synchronization. [[0;32m OK [0m] Reached target [0;1;39msysinit.target[0m - System Initialization. [[0;32m OK [0m] Started [0;1;39msystemd-tmpfiles-c… Cleanup of Temporary Directories. <46>[ 82.421656] systemd-journald[215]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation. <46>[ 82.439486] systemd-journald[215]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating. [[0;32m OK [0m] Reached target [0;1;39mtime-set.target[0m - System Time Set. [[0;32m OK [0m] Started [0;1;39mapt-daily.timer[0m - Daily apt download activities. [[0;32m OK [0m] Started [0;1;39mapt-daily-upgrade.… apt upgrade and clean activities. [[0;32m OK [0m] Started [0;1;39mdpkg-db-backup.tim… Daily dpkg database backup timer. [[0;32m OK [0m] Started [0;1;39me2scrub_all.timer…etadata Check for All Filesystems. [[0;32m OK [0m] Started [0;1;39mfstrim.timer[0m - Discard unused blocks once a week. [[0;32m OK [0m] Reached target [0;1;39mtimers.target[0m - Timer Units. [[0;32m OK [0m] Listening on [0;1;39mdbus.socket[…- D-Bus System Message Bus Socket. [[0;32m OK [0m] Reached target [0;1;39msockets.target[0m - Socket Units. [[0;32m OK [0m] Reached target [0;1;39mbasic.target[0m - Basic System. Starting [0;1;39malsa-restore.serv…- Save/Restore Sound Card State... Starting [0;1;39mdbus.service[0m - D-Bus System Message Bus... Starting [0;1;39me2scrub_reap.serv…e ext4 Metadata Check Snapshots... Starting [0;1;39msystemd-logind.se…ice[0m - User Login Management... Starting [0;1;39msystemd-user-sess…vice[0m - Permit User Sessions... [[0;32m OK [0m] Finished [0;1;39malsa-restore.serv…m - Save/Restore Sound Card State. [[0;32m OK [0m] Reached target [0;1;39msound.target[0m - Sound Card. [[0;32m OK [0m] Finished [0;1;39msystemd-user-sess…ervice[0m - Permit User Sessions. [[0;32m OK [0m] Started [0;1;39mgetty@tty1.service[0m - Getty on tty1. [[0;32m OK [0m] Started [0;1;39mserial-getty@ttyST…ice[0m - Serial Getty on ttySTM0. [[0;32m OK [0m] Reached target [0;1;39mgetty.target[0m - Login Prompts. [[0;32m OK [0m] Started [0;1;39mdbus.service[0m - D-Bus System Message Bus. [[0;32m OK [0m] Finished [0;1;39me2scrub_reap.serv…ine ext4 Metadata Check Snapshots. [[0;32m OK [0m] Started [0;1;39msystemd-logind.service[0m - User Login Management. [[0;32m OK [0m] Reached target [0;1;39mmulti-user.target[0m - Multi-User System. [[0;32m OK [0m] Reached target [0;1;39mgraphical.target[0m - Graphical Interface. Starting [0;1;39msystemd-update-ut… Record Runlevel Change in UTMP... [[0;32m OK [0m] Finished [0;1;39msystemd-update-ut… - Record Runlevel Change in UTMP. Debian GNU/Linux 12 debian-bookworm-armhf ttySTM0 debian-bookworm-armhf login: root (automatic login) Linux debian-bookworm-armhf 5.10.220-cip49 #1 SMP Fri Jun 21 16:15:02 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/438939/extract-nfsrootfs-zldl9k4x' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/438939/extract-nfsrootfs-zldl9k4x' / # 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-438939/environment . /lava-438939/environment / # /lava-438939/bin/lava-test-runner /lava-438939/0 /lava-438939/bin/lava-test-runner /lava-438939/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-438939/0/tests/0_timesync-off ++ cat uuid + UUID=438939_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-438939/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=438939_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-1111-g6fbf41e85883f/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b stm32mp157a-dhcor-avenger96 -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2024-06-21 17:13:05-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-1111-g6fbf41e85883f/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82 Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1410092 (1.3M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 3%[ ] 49.92K 184KB/s kselftest_armhf.tar 14%[=> ] 196.17K 363KB/s kselftest_armhf.tar 41%[=======> ] 568.82K 703KB/s kselftest_armhf.tar 100%[===================>] 1.34M 1.40MB/s in 1.0s 2024-06-21 17:13:07 (1.40 MB/s) - 'kselftest_armhf.tar.gz' saved [1410092/1410092] 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>[ 199.041500] 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>[ 200.625027] lkdtm: Performing direct entry BUG <4>[ 200.629003] ------------[ cut here ]------------ <2>[ 200.633508] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 200.639010] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 200.644429] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 200.683487] CPU: 0 PID: 659 Comm: cat Not tainted 5.10.220-cip49 #1 <4>[ 200.690029] Hardware name: STM32 (Device Tree Support) <4>[ 200.695463] PC is at lkdtm_BUG+0x14/0x18 <4>[ 200.699645] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 200.704359] pc : [] lr : [] psr: a0080013 <4>[ 200.710912] sp : c5099e58 ip : c5099e68 fp : c5099e64 <4>[ 200.716416] r10: 00000004 r9 : c1ad7494 r8 : c15ec1e0 <4>[ 200.721921] r7 : c5099f60 r6 : 00000004 r5 : c5ec7000 r4 : 00000001 <4>[ 200.728736] r3 : c0c5b438 r2 : 6cd7a5ac r1 : ef7955e0 r0 : c15ec1e8 <4>[ 200.735552] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 200.742977] Control: 10c5387d Table: c515006a DAC: 00000051 <0>[ 200.749011] Process cat (pid: 659, stack limit = 0x58ecda2d) <0>[ 200.754946] Stack: (0xc5099e58 to 0xc509a000) <0>[ 200.759579] 9e40: c5099e74 c5099e68 <0>[ 200.768060] 9e60: c0c5aecc c0c5b444 c5099e9c c5099e78 c0c5b3cc c0c5aeac c0c5b2ac c2985280 <0>[ 200.776536] 9e80: b6dde000 00000004 c3aa9540 c5099f60 c5099ec4 c5099ea0 c07e42b0 c0c5b2b8 <0>[ 200.785011] 9ea0: 00000000 c2985280 b6dde000 c290d000 c5099f60 c07e424c c5099f5c c5099ec8 <0>[ 200.793487] 9ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5098000 <0>[ 200.801963] 9ee0: b6dde000 00020000 00000004 00000004 0001fffc c5099ee0 00000001 b6ddd000 <0>[ 200.810437] 9f00: c2985c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 200.818914] 9f20: 00000000 00000000 c13e3a68 6cd7a5ac c206c1e0 c2985280 c2985280 c5098000 <0>[ 200.827390] 9f40: b6dde000 00000000 00000000 00000004 c5099f94 c5099f60 c059c624 c059bf68 <0>[ 200.835866] 9f60: 00000000 00000000 c5099fac 6cd7a5ac 00000004 00000004 7ff00000 00000004 <0>[ 200.844341] 9f80: c03002e4 c5098000 c5099fa4 c5099f98 c059c6b4 c059c5bc 00000000 c5099fa8 <0>[ 200.852817] 9fa0: c03000c0 c059c6a8 00000004 00000004 00000001 b6dde000 00000004 00000001 <0>[ 200.861293] 9fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dde000 00020000 0045fe38 <0>[ 200.869768] 9fe0: 00000004 becdf7e8 b6ea433b b6e1d616 60080030 00000001 00000000 00000000 <0>[ 200.878234] Backtrace: <0>[ 200.880957] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 200.888820] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 200.897123] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 200.905333] r9:c5099f60 r8:c3aa9540 r7:00000004 r6:b6dde000 r5:c2985280 r4:c0c5b2ac <0>[ 200.913377] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 200.921498] r9:c07e424c r8:c5099f60 r7:c290d000 r6:b6dde000 r5:c2985280 r4:00000000 <0>[ 200.929539] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 200.936965] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c5098000 r5:c2985280 <0>[ 200.945081] r4:c2985280 <0>[ 200.947888] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 200.955312] r9:c5098000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <0>[ 200.963353] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 200.971204] Exception stack(0xc5099fa8 to 0xc5099ff0) <0>[ 200.976539] 9fa0: 00000004 00000004 00000001 b6dde000 00000004 00000001 <0>[ 200.985016] 9fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dde000 00020000 0045fe38 <0>[ 200.993485] 9fe0: 00000004 becdf7e8 b6ea433b b6e1d616 <0>[ 200.998818] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 201.005198] ---[ end trace af413873b24c9d1f ]--- <3>[ 201.010089] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 201.019258] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 659, name: cat <4>[ 201.027204] INFO: lockdep is turned off. <4>[ 201.031398] irq event stamp: 1594 <4>[ 201.034993] hardirqs last enabled at (1593): [] console_unlock+0x4b0/0x6c0 <4>[ 201.043113] hardirqs last disabled at (1594): [] __und_svc+0x60/0x6c <4>[ 201.050628] softirqs last enabled at (1590): [] __do_softirq+0x36c/0x5a0 <4>[ 201.058580] softirqs last disabled at (1577): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 201.066705] CPU: 0 PID: 659 Comm: cat Tainted: G D 5.10.220-cip49 #1 <4>[ 201.074649] Hardware name: STM32 (Device Tree Support) <4>[ 201.080067] Backtrace: <4>[ 201.082789] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 201.090647] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d018 <4>[ 201.096593] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 201.104198] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 201.112231] r9:60080093 r8:0000000b r7:c035c460 r6:00000031 r5:c19d34c0 r4:c5098000 <4>[ 201.120272] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 201.128390] r6:00000000 r5:00000031 r4:c19d34c0 <4>[ 201.133293] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 201.141321] r6:00000001 r5:c5098000 r4:c5aa5e80 <4>[ 201.146224] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 201.153819] r8:0000000b r7:c1e1ca0c r6:ffffe000 r5:00000000 r4:c5aa5e80 <4>[ 201.160813] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 201.168402] r7:c1e1ca0c <4>[ 201.171208] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 201.178631] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 201.185970] r10:00000004 r9:c5098000 r8:c15ec1e0 r7:00000000 r6:c5099dc8 r5:c0c5b44c <4>[ 201.194085] r4:e7f001f2 <4>[ 201.196889] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 201.205093] Exception stack(0xc5099dc8 to 0xc5099e10) <4>[ 201.210429] 9dc0: c15ec1e8 ef7955e0 6cd7a5ac c0c5b438 00000001 c5ec7000 <4>[ 201.218904] 9de0: 00000004 c5099f60 c15ec1e0 c1ad7494 00000004 c5099e64 c5099e68 c5099e58 <4>[ 201.227373] 9e00: c0c5aecc c0c5b44c a0080013 ffffffff <4>[ 201.232704] r7:c5099dfc r6:ffffffff r5:a0080013 r4:c0c5b450 <4>[ 201.238649] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 201.246509] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 201.254811] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 201.263019] r9:c5099f60 r8:c3aa9540 r7:00000004 r6:b6dde000 r5:c2985280 r4:c0c5b2ac <4>[ 201.271060] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 201.279179] r9:c07e424c r8:c5099f60 r7:c290d000 r6:b6dde000 r5:c2985280 r4:00000000 <4>[ 201.287219] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 201.294641] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c5098000 r5:c2985280 <4>[ 201.302755] r4:c2985280 <4>[ 201.305562] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 201.312985] r9:c5098000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <4>[ 201.321022] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 201.328876] Exception stack(0xc5099fa8 to 0xc5099ff0) <4>[ 201.334210] 9fa0: 00000004 00000004 00000001 b6dde000 00000004 00000001 <4>[ 201.342686] 9fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dde000 00020000 0045fe38 <4>[ 201.351154] 9fe0: 00000004 becdf7e8 b6ea433b b6e1d616 # Segmentation fault # [ 200.625027] lkdtm: Performing direct entry BUG # [ 200.629003] ------------[ cut here ]------------ # [ 200.633508] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 200.639010] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 200.644429] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 200.683487] CPU: 0 PID: 659 Comm: cat Not tainted 5.10.220-cip49 #1 # [ 200.690029] Hardware name: STM32 (Device Tree Support) # [ 200.695463] PC is at lkdtm_BUG+0x14/0x18 # [ 200.699645] LR is at lkdtm_do_action+0x2c/0x4c # [ 200.704359] pc : [] lr : [] psr: a0080013 # [ 200.710912] sp : c5099e58 ip : c5099e68 fp : c5099e64 # [ 200.716416] r10: 00000004 r9 : c1ad7494 r8 : c15ec1e0 # [ 200.721921] r7 : c5099f60 r6 : 00000004 r5 : c5ec7000 r4 : 00000001 # [ 200.728736] r3 : c0c5b438 r2 : 6cd7a5ac r1 : ef7955e0 r0 : c15ec1e8 # [ 200.735552] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 200.742977] Control: 10c5387d Table: c515006a DAC: 00000051 # [ 200.749011] Process cat (pid: 659, stack limit = 0x58ecda2d) # [ 200.754946] Stack: (0xc5099e58 to 0xc509a000) # [ 200.759579] 9e40: c5099e74 c5099e68 # [ 200.768060] 9e60: c0c5aecc c0c5b444 c5099e9c c5099e78 c0c5b3cc c0c5aeac c0c5b2ac c2985280 # [ 200.776536] 9e80: b6dde000 00000004 c3aa9540 c5099f60 c5099ec4 c5099ea0 c07e42b0 c0c5b2b8 # [ 200.785011] 9ea0: 00000000 c2985280 b6dde000 c290d000 c5099f60 c07e424c c5099f5c c5099ec8 # [ 200.793487] 9ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5098000 # [ 200.801963] 9ee0: b6dde000 00020000 00000004 00000004 0001fffc c5099ee0 00000001 b6ddd000 # [ 200.810437] 9f00: c2985c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 200.818914] 9f20: 00000000 00000000 c13e3a68 6cd7a5ac c206c1e0 c2985280 c2985280 c5098000 # [ 200.827390] 9f40: b6dde000 00000000 00000000 00000004 c5099f94 c5099f60 c059c624 c059bf68 # [ 200.835866] 9f60: 00000000 00000000 c5099fac 6cd7a5ac 00000004 00000004 7ff00000 00000004 # [ 200.844341] 9f80: c03002e4 c5098000 c5099fa4 c5099f98 c059c6b4 c059c5bc 00000000 c5099fa8 # [ 200.852817] 9fa0: c03000c0 c059c6a8 00000004 00000004 00000001 b6dde000 00000004 00000001 # [ 200.861293] 9fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dde000 00020000 0045fe38 # [ 200.869768] 9fe0: 00000004 becdf7e8 b6ea433b b6e1d616 60080030 00000001 00000000 00000000 # [ 200.878234] Backtrace: # [ 200.880957] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 200.888820] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 200.897123] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 200.905333] r9:c5099f60 r8:c3aa9540 r7:00000004 r6:b6dde000 r5:c2985280 r4:c0c5b2ac # [ 200.913377] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 200.921498] r9:c07e424c r8:c5099f60 r7:c290d000 r6:b6dde000 r5:c2985280 r4:00000000 # [ 200.929539] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 200.936965] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c5098000 r5:c2985280 # [ 200.945081] r4:c2985280 # [ 200.947888] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 200.955312] r9:c5098000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 200.963353] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 200.971204] Exception stack(0xc5099fa8 to 0xc5099ff0) # [ 200.976539] 9fa0: 00000004 00000004 00000001 b6dde000 00000004 00000001 # [ 200.985016] 9fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dde000 00020000 0045fe38 # [ 200.993485] 9fe0: 00000004 becdf7e8 b6ea433b b6e1d616 # [ 200.998818] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 201.005198] ---[ end trace af413873b24c9d1f ]--- # [ 201.010089] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 201.019258] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 659, name: cat # [ 201.027204] INFO: lockdep is turned off. # [ 201.031398] irq event stamp: 1594 # [ 201.034993] hardirqs last enabled at (1593): [] console_unlock+0x4b0/0x6c0 # [ 201.043113] hardirqs last disabled at (1594): [] __und_svc+0x60/0x6c # [ 201.050628] softirqs last enabled at (1590): [] __do_softirq+0x36c/0x5a0 # [ 201.058580] softirqs last disabled at (1577): [] __irq_exit_rcu+0x178/0x1d0 # [ 201.066705] CPU: 0 PID: 659 Comm: cat Tainted: G D 5.10.220-cip49 #1 # [ 201.074649] Hardware name: STM32 (Device Tree Support) # [ 201.080067] Backtrace: # [ 201.082789] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 201.090647] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d018 # [ 201.096593] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 201.104198] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) # [ 201.112231] r9:60080093 r8:0000000b r7:c035c460 r6:00000031 r5:c19d34c0 r4:c5098000 # [ 201.120272] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 201.128390] r6:00000000 r5:00000031 r4:c19d34c0 # [ 201.133293] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 201.141321] r6:00000001 r5:c5098000 r4:c5aa5e80 # [ 201.146224] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 201.153819] r8:0000000b r7:c1e1ca0c r6:ffffe000 r5:00000000 r4:c5aa5e80 # [ 201.160813] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 201.168402] r7:c1e1ca0c # [ 201.171208] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 201.178631] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 201.185970] r10:00000004 r9:c5098000 r8:c15ec1e0 r7:00000000 r6:c5099dc8 r5:c0c5b44c # [ 201.194085] r4:e7f001f2 # [ 201.196889] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 201.205093] Exception stack(0xc5099dc8 to 0xc5099e10) # [ 201.210429] 9dc0: c15ec1e8 ef7955e0 6cd7a5ac c0c5b438 00000001 c5ec7000 # [ 201.218904] 9de0: 00000004 c5099f60 c15ec1e0 c1ad7494 00000004 c5099e64 c5099e68 c5099e58 # [ 201.227373] 9e00: c0c5aecc c0c5b44c a0080013 ffffffff # [ 201.232704] r7:c5099dfc r6:ffffffff r5:a0080013 r4:c0c5b450 # [ 201.238649] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 201.246509] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 201.254811] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 201.263019] r9:c5099f60 r8:c3aa9540 r7:00000004 r6:b6dde000 r5:c2985280 r4:c0c5b2ac # [ 201.271060] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 201.279179] r9:c07e424c r8:c5099f60 r7:c290d000 r6:b6dde000 r5:c2985280 r4:00000000 # [ 201.287219] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 201.294641] r10:00000004 r9:00000000 r8:00000000 r7:b6dde000 r6:c5098000 r5:c2985280 # [ 201.302755] r4:c2985280 # [ 201.305562] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 201.312985] r9:c5098000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 201.321022] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 201.328876] Exception stack(0xc5099fa8 to 0xc5099ff0) # [ 201.334210] 9fa0: 00000004 00000004 00000001 b6dde000 00000004 00000001 # [ 201.342686] 9fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dde000 00020000 0045fe38 # [ 201.351154] 9fe0: 00000004 becdf7e8 b6ea433b b6e1d616 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh <6>[ 202.488598] lkdtm: Performing direct entry WARNING <4>[ 202.492243] ------------[ cut here ]------------ <4>[ 202.497339] WARNING: CPU: 1 PID: 731 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c <4>[ 202.505874] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 202.545035] CPU: 1 PID: 731 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 202.552876] Hardware name: STM32 (Device Tree Support) <4>[ 202.558291] Backtrace: <4>[ 202.561019] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 202.568870] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 202.574814] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 202.582417] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 202.589666] r9:00000009 r8:c0c5b498 r7:00000053 r6:00000009 r5:c0c5b498 r4:c1ad7b50 <4>[ 202.597706] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 202.605478] r7:00000053 r6:c1ad7b50 r5:00000000 r4:c5138000 <4>[ 202.611426] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) <4>[ 202.619812] r9:c1ad7498 r8:c15ec1e0 r7:c5139f60 r6:00000008 r5:c5f3d000 r4:00000002 <4>[ 202.627851] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 202.636064] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 202.644368] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 202.652576] r9:c5139f60 r8:c3aa9540 r7:00000008 r6:b6e16000 r5:c5ec2780 r4:c0c5b2ac <4>[ 202.660620] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 202.668740] r9:c07e424c r8:c5139f60 r7:c290d000 r6:b6e16000 r5:c5ec2780 r4:00000000 <4>[ 202.676780] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 202.684204] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c5138000 r5:c5ec2780 <4>[ 202.692321] r4:c5ec2780 <4>[ 202.695129] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 202.702552] r9:c5138000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 <4>[ 202.710593] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 202.718447] Exception stack(0xc5139fa8 to 0xc5139ff0) <4>[ 202.723784] 9fa0: 00000008 00000008 00000001 b6e16000 00000008 00000001 <4>[ 202.732259] 9fc0: 00000008 00000008 7ff00000 00000004 00000001 b6e16000 00020000 0044fe38 <4>[ 202.740730] 9fe0: 00000004 bec5d7e8 b6edc33b b6e55616 <4>[ 202.746128] irq event stamp: 0 <4>[ 202.749461] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 202.755253] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 202.763146] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 202.770944] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 202.776684] ---[ end trace af413873b24c9d20 ]--- # [ 202.488598] lkdtm: Performing direct entry WARNING # [ 202.492243] ------------[ cut here ]------------ # [ 202.497339] WARNING: CPU: 1 PID: 731 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 202.505874] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 202.545035] CPU: 1 PID: 731 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 202.552876] Hardware name: STM32 (Device Tree Support) # [ 202.558291] Backtrace: # [ 202.561019] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 202.568870] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 202.574814] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 202.582417] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 202.589666] r9:00000009 r8:c0c5b498 r7:00000053 r6:00000009 r5:c0c5b498 r4:c1ad7b50 # [ 202.597706] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 202.605478] r7:00000053 r6:c1ad7b50 r5:00000000 r4:c5138000 # [ 202.611426] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 202.619812] r9:c1ad7498 r8:c15ec1e0 r7:c5139f60 r6:00000008 r5:c5f3d000 r4:00000002 # [ 202.627851] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 202.636064] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 202.644368] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 202.652576] r9:c5139f60 r8:c3aa9540 r7:00000008 r6:b6e16000 r5:c5ec2780 r4:c0c5b2ac # [ 202.660620] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 202.668740] r9:c07e424c r8:c5139f60 r7:c290d000 r6:b6e16000 r5:c5ec2780 r4:00000000 # [ 202.676780] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 202.684204] r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c5138000 r5:c5ec2780 # [ 202.692321] r4:c5ec2780 # [ 202.695129] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 202.702552] r9:c5138000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 # [ 202.710593] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 202.718447] Exception stack(0xc5139fa8 to 0xc5139ff0) # [ 202.723784] 9fa0: 00000008 00000008 00000001 b6e16000 00000008 00000001 # [ 202.732259] 9fc0: 00000008 00000008 7ff00000 00000004 00000001 b6e16000 00020000 0044fe38 # [ 202.740730] 9fe0: 00000004 bec5d7e8 b6edc33b b6e55616 # [ 202.746128] irq event stamp: 0 # [ 202.749461] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 202.755253] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 202.763146] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 202.770944] softirqs last disabled at (0): [<00000000>] 0x0 # [ 202.776684] ---[ end trace af413873b24c9d20 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh <6>[ 203.558660] lkdtm: Performing direct entry WARNING_MESSAGE <4>[ 203.563003] ------------[ cut here ]------------ <4>[ 203.568105] WARNING: CPU: 1 PID: 767 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 <4>[ 203.577427] Warning message trigger count: 2 <4>[ 203.581869] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 203.621027] CPU: 1 PID: 767 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 203.628879] Hardware name: STM32 (Device Tree Support) <4>[ 203.634296] Backtrace: <4>[ 203.637025] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 203.644880] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 203.650825] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 203.658430] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 203.665676] r9:00000009 r8:c0c5b4e8 r7:00000058 r6:00000009 r5:c0c5b4e8 r4:c1ad7b50 <4>[ 203.673718] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 203.681491] r7:00000058 r6:c1ad7b50 r5:c1ad7b6c r4:c5dec000 <4>[ 203.687438] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) <4>[ 203.696522] r9:c1ad74a0 r8:c15ec1e0 r7:c5dedf60 r6:00000010 r5:c5f3d000 r4:00000003 <4>[ 203.704564] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 203.713477] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 203.721783] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 203.729993] r9:c5dedf60 r8:c3aa9540 r7:00000010 r6:b6e5b000 r5:c5bc2140 r4:c0c5b2ac <4>[ 203.738039] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 203.746161] r9:c07e424c r8:c5dedf60 r7:c290d000 r6:b6e5b000 r5:c5bc2140 r4:00000000 <4>[ 203.754203] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 203.761629] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c5dec000 r5:c5bc2140 <4>[ 203.769748] r4:c5bc2140 <4>[ 203.772555] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 203.779984] r9:c5dec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 <4>[ 203.788027] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 203.795881] Exception stack(0xc5dedfa8 to 0xc5dedff0) <4>[ 203.801218] dfa0: 00000010 00000010 00000001 b6e5b000 00000010 00000001 <4>[ 203.809696] dfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e5b000 00020000 0047fe38 <4>[ 203.818168] dfe0: 00000004 be95a7e8 b6f2133b b6e9a616 <4>[ 203.823567] irq event stamp: 0 <4>[ 203.826840] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 203.832774] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 203.840581] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 203.848345] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 203.854093] ---[ end trace af413873b24c9d21 ]--- # [ 203.558660] lkdtm: Performing direct entry WARNING_MESSAGE # [ 203.563003] ------------[ cut here ]------------ # [ 203.568105] WARNING: CPU: 1 PID: 767 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 203.577427] Warning message trigger count: 2 # [ 203.581869] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 203.621027] CPU: 1 PID: 767 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 203.628879] Hardware name: STM32 (Device Tree Support) # [ 203.634296] Backtrace: # [ 203.637025] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 203.644880] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 203.650825] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 203.658430] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 203.665676] r9:00000009 r8:c0c5b4e8 r7:00000058 r6:00000009 r5:c0c5b4e8 r4:c1ad7b50 # [ 203.673718] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 203.681491] r7:00000058 r6:c1ad7b50 r5:c1ad7b6c r4:c5dec000 # [ 203.687438] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 203.696522] r9:c1ad74a0 r8:c15ec1e0 r7:c5dedf60 r6:00000010 r5:c5f3d000 r4:00000003 # [ 203.704564] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 203.713477] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 203.721783] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 203.729993] r9:c5dedf60 r8:c3aa9540 r7:00000010 r6:b6e5b000 r5:c5bc2140 r4:c0c5b2ac # [ 203.738039] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 203.746161] r9:c07e424c r8:c5dedf60 r7:c290d000 r6:b6e5b000 r5:c5bc2140 r4:00000000 # [ 203.754203] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 203.761629] r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c5dec000 r5:c5bc2140 # [ 203.769748] r4:c5bc2140 # [ 203.772555] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 203.779984] r9:c5dec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 # [ 203.788027] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 203.795881] Exception stack(0xc5dedfa8 to 0xc5dedff0) # [ 203.801218] dfa0: 00000010 00000010 00000001 b6e5b000 00000010 00000001 # [ 203.809696] dfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e5b000 00020000 0047fe38 # [ 203.818168] dfe0: 00000004 be95a7e8 b6f2133b b6e9a616 # [ 203.823567] irq event stamp: 0 # [ 203.826840] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 203.832774] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 203.840581] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 203.848345] softirqs last disabled at (0): [<00000000>] 0x0 # [ 203.854093] ---[ end trace af413873b24c9d21 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <6>[ 204.612552] lkdtm: Performing direct entry EXCEPTION <1>[ 204.616384] 8<--- cut here --- <1>[ 204.619873] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 204.628270] pgd = c39da3e1 <1>[ 204.631048] [00000000] *pgd=00000000 <0>[ 204.634927] Internal error: Oops: 805 [#2] SMP ARM <4>[ 204.639950] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 204.679007] CPU: 1 PID: 800 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 204.686941] Hardware name: STM32 (Device Tree Support) <4>[ 204.692376] PC is at lkdtm_EXCEPTION+0x18/0x20 <4>[ 204.697082] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 204.701795] pc : [] lr : [] psr: a0080013 <4>[ 204.708346] sp : c5dede58 ip : c5dede68 fp : c5dede64 <4>[ 204.713850] r10: 0000000a r9 : c1ad74b0 r8 : c15ec1e0 <4>[ 204.719354] r7 : c5dedf60 r6 : 0000000a r5 : c5f3d000 r4 : 00000004 <4>[ 204.726168] r3 : 00000000 r2 : 0d1cc233 r1 : ef7aa5e0 r0 : c15ec200 <4>[ 204.732983] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 204.740408] Control: 10c5387d Table: c506806a DAC: 00000051 <0>[ 204.746439] Process cat (pid: 800, stack limit = 0x46c7efa7) <0>[ 204.752376] Stack: (0xc5dede58 to 0xc5dee000) <0>[ 204.757009] de40: c5dede74 c5dede68 <0>[ 204.765486] de60: c0c5aecc c0c5b4fc c5dede9c c5dede78 c0c5b3cc c0c5aeac c0c5b2ac c4fc0a00 <0>[ 204.773961] de80: b6dec000 0000000a c3aa9540 c5dedf60 c5dedec4 c5dedea0 c07e42b0 c0c5b2b8 <0>[ 204.782435] dea0: 00000000 c4fc0a00 b6dec000 c290d000 c5dedf60 c07e424c c5dedf5c c5dedec8 <0>[ 204.790910] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c4a6c5e4 c059c624 c5dec000 <0>[ 204.799384] dee0: b6dec000 00020000 00000004 0000000a 0001fff6 c5dedee0 00000001 00000805 <0>[ 204.807858] df00: c5c7fdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 204.816333] df20: 00000000 00000000 c5dec000 0d1cc233 b6deb000 c4fc0a00 c4fc0a00 c5dec000 <0>[ 204.824807] df40: b6dec000 00000000 00000000 00000004 c5dedf94 c5dedf60 c059c624 c059bf68 <0>[ 204.833281] df60: 00000000 00000000 c5dedfac 0d1cc233 0000000a 0000000a 7ff00000 00000004 <0>[ 204.841756] df80: c03002e4 c5dec000 c5dedfa4 c5dedf98 c059c6b4 c059c5bc 00000000 c5dedfa8 <0>[ 204.850229] dfa0: c03000c0 c059c6a8 0000000a 0000000a 00000001 b6dec000 0000000a 00000001 <0>[ 204.858701] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dec000 00020000 0041fe38 <0>[ 204.867175] dfe0: 00000004 be99a7e8 b6eb233b b6e2b616 60080030 00000001 00000000 00000000 <0>[ 204.875639] Backtrace: <0>[ 204.878363] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 204.886750] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 204.895049] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 204.903256] r9:c5dedf60 r8:c3aa9540 r7:0000000a r6:b6dec000 r5:c4fc0a00 r4:c0c5b2ac <0>[ 204.911298] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 204.919418] r9:c07e424c r8:c5dedf60 r7:c290d000 r6:b6dec000 r5:c4fc0a00 r4:00000000 <0>[ 204.927460] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 204.934883] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5dec000 r5:c4fc0a00 <0>[ 204.942999] r4:c4fc0a00 <0>[ 204.945805] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 204.953232] r9:c5dec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 204.961277] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 204.969124] Exception stack(0xc5dedfa8 to 0xc5dedff0) <0>[ 204.974459] dfa0: 0000000a 0000000a 00000001 b6dec000 0000000a 00000001 <0>[ 204.982936] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dec000 00020000 0041fe38 <0>[ 204.991405] dfe0: 00000004 be99a7e8 b6eb233b b6e2b616 <0>[ 204.996740] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 205.003223] ---[ end trace af413873b24c9d22 ]--- # Segmentation fault # [ 204.612552] lkdtm: Performing direct entry EXCEPTION # [ 204.616384] 8<--- cut here --- # [ 204.619873] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 204.628270] pgd = c39da3e1 # [ 204.631048] [00000000] *pgd=00000000 # [ 204.634927] Internal error: Oops: 805 [#2] SMP ARM # [ 204.639950] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 204.679007] CPU: 1 PID: 800 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 204.686941] Hardware name: STM32 (Device Tree Support) # [ 204.692376] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 204.697082] LR is at lkdtm_do_action+0x2c/0x4c # [ 204.701795] pc : [] lr : [] psr: a0080013 # [ 204.708346] sp : c5dede58 ip : c5dede68 fp : c5dede64 # [ 204.713850] r10: 0000000a r9 : c1ad74b0 r8 : c15ec1e0 # [ 204.719354] r7 : c5dedf60 r6 : 0000000a r5 : c5f3d000 r4 : 00000004 # [ 204.726168] r3 : 00000000 r2 : 0d1cc233 r1 : ef7aa5e0 r0 : c15ec200 # [ 204.732983] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 204.740408] Control: 10c5387d Table: c506806a DAC: 00000051 # [ 204.746439] Process cat (pid: 800, stack limit = 0x46c7efa7) # [ 204.752376] Stack: (0xc5dede58 to 0xc5dee000) # [ 204.757009] de40: c5dede74 c5dede68 # [ 204.765486] de60: c0c5aecc c0c5b4fc c5dede9c c5dede78 c0c5b3cc c0c5aeac c0c5b2ac c4fc0a00 # [ 204.773961] de80: b6dec000 0000000a c3aa9540 c5dedf60 c5dedec4 c5dedea0 c07e42b0 c0c5b2b8 # [ 204.782435] dea0: 00000000 c4fc0a00 b6dec000 c290d000 c5dedf60 c07e424c c5dedf5c c5dedec8 # [ 204.790910] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c4a6c5e4 c059c624 c5dec000 # [ 204.799384] dee0: b6dec000 00020000 00000004 0000000a 0001fff6 c5dedee0 00000001 00000805 # [ 204.807858] df00: c5c7fdc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 204.816333] df20: 00000000 00000000 c5dec000 0d1cc233 b6deb000 c4fc0a00 c4fc0a00 c5dec000 # [ 204.824807] df40: b6dec000 00000000 00000000 00000004 c5dedf94 c5dedf60 c059c624 c059bf68 # [ 204.833281] df60: 00000000 00000000 c5dedfac 0d1cc233 0000000a 0000000a 7ff00000 00000004 # [ 204.841756] df80: c03002e4 c5dec000 c5dedfa4 c5dedf98 c059c6b4 c059c5bc 00000000 c5dedfa8 # [ 204.850229] dfa0: c03000c0 c059c6a8 0000000a 0000000a 00000001 b6dec000 0000000a 00000001 # [ 204.858701] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dec000 00020000 0041fe38 # [ 204.867175] dfe0: 00000004 be99a7e8 b6eb233b b6e2b616 60080030 00000001 00000000 00000000 # [ 204.875639] Backtrace: # [ 204.878363] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 204.886750] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 204.895049] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 204.903256] r9:c5dedf60 r8:c3aa9540 r7:0000000a r6:b6dec000 r5:c4fc0a00 r4:c0c5b2ac # [ 204.911298] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 204.919418] r9:c07e424c r8:c5dedf60 r7:c290d000 r6:b6dec000 r5:c4fc0a00 r4:00000000 # [ 204.927460] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 204.934883] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5dec000 r5:c4fc0a00 # [ 204.942999] r4:c4fc0a00 # [ 204.945805] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 204.953232] r9:c5dec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 204.961277] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 204.969124] Exception stack(0xc5dedfa8 to 0xc5dedff0) # [ 204.974459] dfa0: 0000000a 0000000a 00000001 b6dec000 0000000a 00000001 # [ 204.982936] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dec000 00020000 0041fe38 # [ 204.991405] dfe0: 00000004 be99a7e8 b6eb233b b6e2b616 # [ 204.996740] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 205.003223] ---[ end trace af413873b24c9d22 ]--- # 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>[ 207.195571] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 207.200129] lkdtm: attempting good list addition <6>[ 207.204886] lkdtm: attempting corrupted list addition <3>[ 207.210351] lkdtm: list_add() corruption not detected! # [ 207.195571] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 207.200129] lkdtm: attempting good list addition # [ 207.204886] lkdtm: attempting corrupted list addition # [ 207.210351] 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>[ 207.898083] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 207.902512] lkdtm: attempting good list removal <6>[ 207.907474] lkdtm: attempting corrupted list removal <3>[ 207.912555] lkdtm: list_del() corruption not detected! # [ 207.898083] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 207.902512] lkdtm: attempting good list removal # [ 207.907474] lkdtm: attempting corrupted list removal # [ 207.912555] 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>[ 208.614650] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 208.619877] lkdtm: attempting bad read from page below current stack <3>[ 208.626409] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 208.614650] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 208.619877] lkdtm: attempting bad read from page below current stack # [ 208.626409] 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>[ 209.253208] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 209.258522] lkdtm: attempting bad read from page above current stack <3>[ 209.265055] lkdtm: FAIL: accessed page after stack! (byte: 59) # [ 209.253208] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 209.258522] lkdtm: attempting bad read from page above current stack # [ 209.265055] lkdtm: FAIL: accessed page after stack! (byte: 59) # 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>[ 212.599127] lkdtm: Performing direct entry UNSET_SMEP <3>[ 212.603032] lkdtm: XFAIL: this test is x86_64-only # [ 212.599127] lkdtm: Performing direct entry UNSET_SMEP # [ 212.603032] 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>[ 213.228295] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 213.232374] lkdtm: XFAIL: this test is ia32-only # [ 213.228295] lkdtm: Performing direct entry DOUBLE_FAULT # [ 213.232374] 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>[ 213.850133] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 213.854128] lkdtm: XFAIL: this test is arm64-only # [ 213.850133] lkdtm: Performing direct entry CORRUPT_PAC # [ 213.854128] 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>[ 214.484074] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 214.489530] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 214.484074] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 214.489530] 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>[ 217.073460] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 217.077938] lkdtm: Value in memory before free: 12345678 <6>[ 217.083391] lkdtm: Attempting bad read from freed memory <6>[ 217.089133] lkdtm: Memory was not poisoned # [ 217.073460] lkdtm: Performing direct entry READ_AFTER_FREE # [ 217.077938] lkdtm: Value in memory before free: 12345678 # [ 217.083391] lkdtm: Attempting bad read from freed memory # [ 217.089133] 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>[ 218.035525] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 218.040506] lkdtm: Value in memory before free: 12345678 <6>[ 218.045977] lkdtm: Attempting to read from freed memory <6>[ 218.051601] lkdtm: Buddy page was not poisoned # [ 218.035525] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 218.040506] lkdtm: Value in memory before free: 12345678 # [ 218.045977] lkdtm: Attempting to read from freed memory # [ 218.051601] 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>[ 218.698750] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 218.703207] lkdtm: Attempting double slab free ... # [ 218.698750] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 218.703207] 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>[ 219.308250] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 219.312619] lkdtm: Attempting cross-cache slab free ... # [ 219.308250] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 219.312619] 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>[ 219.925575] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 219.929958] lkdtm: Attempting non-Slab slab free ... # [ 219.925575] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 219.929958] 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>[ 221.882361] lkdtm: Performing direct entry EXEC_DATA <6>[ 221.886185] lkdtm: attempting ok execution at c0c5bc3c <6>[ 221.891769] lkdtm: attempting bad execution at c2706a28 <1>[ 221.897104] 8<--- cut here --- <1>[ 221.900415] Unable to handle kernel paging request at virtual address c2706a28 <1>[ 221.907931] pgd = c39da3e1 <1>[ 221.910894] [c2706a28] *pgd=c261141e(bad) <0>[ 221.915182] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 221.920678] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 221.959734] CPU: 1 PID: 1668 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 221.967758] Hardware name: STM32 (Device Tree Support) <4>[ 221.973190] PC is at data_area+0x0/0x40 <4>[ 221.977290] LR is at execute_location+0xa4/0xb4 <4>[ 221.982086] pc : [] lr : [] psr: 60080013 <4>[ 221.988637] sp : c50e7e38 ip : 00000027 fp : c50e7e54 <4>[ 221.994140] r10: 0000000a r9 : c1ad7694 r8 : c15ec1e0 <4>[ 221.999644] r7 : c50e7f60 r6 : 00000001 r5 : c2706a28 r4 : c0c5bc3c <4>[ 222.006459] r3 : 84fbfc75 r2 : 84fbfc75 r1 : ef7aa5e4 r0 : 0000002b <4>[ 222.013276] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 222.020701] Control: 10c5387d Table: c506806a DAC: 00000051 <0>[ 222.026730] Process cat (pid: 1668, stack limit = 0x4020a84a) <0>[ 222.032757] Stack: (0xc50e7e38 to 0xc50e8000) <0>[ 222.037390] 7e20: 0000001f c5e2f000 <0>[ 222.045868] 7e40: 0000000a c50e7f60 c50e7e64 c50e7e58 c13ce670 c13ce46c c50e7e74 c50e7e68 <0>[ 222.054342] 7e60: c0c5aecc c13ce658 c50e7e9c c50e7e78 c0c5b3cc c0c5aeac c0c5b2ac c4fa2780 <0>[ 222.062817] 7e80: b6dc9000 0000000a c3aa9540 c50e7f60 c50e7ec4 c50e7ea0 c07e42b0 c0c5b2b8 <0>[ 222.071290] 7ea0: 00000000 c4fa2780 b6dc9000 c290d000 c50e7f60 c07e424c c50e7f5c c50e7ec8 <0>[ 222.079765] 7ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c50e6000 <0>[ 222.088238] 7ee0: b6dc9000 00020000 00000004 0000000a 0001fff6 c50e7ee0 00000001 b6dc8000 <0>[ 222.096711] 7f00: c5bfaa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 222.105187] 7f20: 00000000 00000000 c13e3a68 84fbfc75 c206c1e0 c4fa2780 c4fa2780 c50e6000 <0>[ 222.113661] 7f40: b6dc9000 00000000 00000000 00000004 c50e7f94 c50e7f60 c059c624 c059bf68 <0>[ 222.122134] 7f60: 00000000 00000000 c50e7fac 84fbfc75 0000000a 0000000a 7ff00000 00000004 <0>[ 222.130609] 7f80: c03002e4 c50e6000 c50e7fa4 c50e7f98 c059c6b4 c059c5bc 00000000 c50e7fa8 <0>[ 222.139083] 7fa0: c03000c0 c059c6a8 0000000a 0000000a 00000001 b6dc9000 0000000a 00000001 <0>[ 222.147558] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc9000 00020000 004afe38 <0>[ 222.156032] 7fe0: 00000004 be9127e8 b6e8f33b b6e08616 60080030 00000001 00000000 00000000 <0>[ 222.164494] Backtrace: <0>[ 222.167222] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 222.175687] r7:c50e7f60 r6:0000000a r5:c5e2f000 r4:0000001f <0>[ 222.181633] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 222.190016] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 222.198318] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 222.206525] r9:c50e7f60 r8:c3aa9540 r7:0000000a r6:b6dc9000 r5:c4fa2780 r4:c0c5b2ac <0>[ 222.214567] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 222.222683] r9:c07e424c r8:c50e7f60 r7:c290d000 r6:b6dc9000 r5:c4fa2780 r4:00000000 <0>[ 222.230720] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 222.238144] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c50e6000 r5:c4fa2780 <0>[ 222.246259] r4:c4fa2780 <0>[ 222.249066] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 222.256490] r9:c50e6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 222.264529] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 222.272378] Exception stack(0xc50e7fa8 to 0xc50e7ff0) <0>[ 222.277713] 7fa0: 0000000a 0000000a 00000001 b6dc9000 0000000a 00000001 <0>[ 222.286187] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc9000 00020000 004afe38 <0>[ 222.294656] 7fe0: 00000004 be9127e8 b6e8f33b b6e08616 <0>[ 222.299988] Code: 00000000 c2e81a80 c2e81b40 c2e81c00 (e1a0c00d) <4>[ 222.306370] ---[ end trace af413873b24c9d23 ]--- # Segmentation fault # [ 221.882361] lkdtm: Performing direct entry EXEC_DATA # [ 221.886185] lkdtm: attempting ok execution at c0c5bc3c # [ 221.891769] lkdtm: attempting bad execution at c2706a28 # [ 221.897104] 8<--- cut here --- # [ 221.900415] Unable to handle kernel paging request at virtual address c2706a28 # [ 221.907931] pgd = c39da3e1 # [ 221.910894] [c2706a28] *pgd=c261141e(bad) # [ 221.915182] Internal error: Oops: 8000000d [#3] SMP ARM # [ 221.920678] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 221.959734] CPU: 1 PID: 1668 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 221.967758] Hardware name: STM32 (Device Tree Support) # [ 221.973190] PC is at data_area+0x0/0x40 # [ 221.977290] LR is at execute_location+0xa4/0xb4 # [ 221.982086] pc : [] lr : [] psr: 60080013 # [ 221.988637] sp : c50e7e38 ip : 00000027 fp : c50e7e54 # [ 221.994140] r10: 0000000a r9 : c1ad7694 r8 : c15ec1e0 # [ 221.999644] r7 : c50e7f60 r6 : 00000001 r5 : c2706a28 r4 : c0c5bc3c # [ 222.006459] r3 : 84fbfc75 r2 : 84fbfc75 r1 : ef7aa5e4 r0 : 0000002b # [ 222.013276] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 222.020701] Control: 10c5387d Table: c506806a DAC: 00000051 # [ 222.026730] Process cat (pid: 1668, stack limit = 0x4020a84a) # [ 222.032757] Stack: (0xc50e7e38 to 0xc50e8000) # [ 222.037390] 7e20: 0000001f c5e2f000 # [ 222.045868] 7e40: 0000000a c50e7f60 c50e7e64 c50e7e58 c13ce670 c13ce46c c50e7e74 c50e7e68 # [ 222.054342] 7e60: c0c5aecc c13ce658 c50e7e9c c50e7e78 c0c5b3cc c0c5aeac c0c5b2ac c4fa2780 # [ 222.062817] 7e80: b6dc9000 0000000a c3aa9540 c50e7f60 c50e7ec4 c50e7ea0 c07e42b0 c0c5b2b8 # [ 222.071290] 7ea0: 00000000 c4fa2780 b6dc9000 c290d000 c50e7f60 c07e424c c50e7f5c c50e7ec8 # [ 222.079765] 7ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c50e6000 # [ 222.088238] 7ee0: b6dc9000 00020000 00000004 0000000a 0001fff6 c50e7ee0 00000001 b6dc8000 # [ 222.096711] 7f00: c5bfaa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 222.105187] 7f20: 00000000 00000000 c13e3a68 84fbfc75 c206c1e0 c4fa2780 c4fa2780 c50e6000 # [ 222.113661] 7f40: b6dc9000 00000000 00000000 00000004 c50e7f94 c50e7f60 c059c624 c059bf68 # [ 222.122134] 7f60: 00000000 00000000 c50e7fac 84fbfc75 0000000a 0000000a 7ff00000 00000004 # [ 222.130609] 7f80: c03002e4 c50e6000 c50e7fa4 c50e7f98 c059c6b4 c059c5bc 00000000 c50e7fa8 # [ 222.139083] 7fa0: c03000c0 c059c6a8 0000000a 0000000a 00000001 b6dc9000 0000000a 00000001 # [ 222.147558] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc9000 00020000 004afe38 # [ 222.156032] 7fe0: 00000004 be9127e8 b6e8f33b b6e08616 60080030 00000001 00000000 00000000 # [ 222.164494] Backtrace: # [ 222.167222] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 222.175687] r7:c50e7f60 r6:0000000a r5:c5e2f000 r4:0000001f # [ 222.181633] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 222.190016] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 222.198318] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 222.206525] r9:c50e7f60 r8:c3aa9540 r7:0000000a r6:b6dc9000 r5:c4fa2780 r4:c0c5b2ac # [ 222.214567] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 222.222683] r9:c07e424c r8:c50e7f60 r7:c290d000 r6:b6dc9000 r5:c4fa2780 r4:00000000 # [ 222.230720] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 222.238144] r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c50e6000 r5:c4fa2780 # [ 222.246259] r4:c4fa2780 # [ 222.249066] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 222.256490] r9:c50e6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 222.264529] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 222.272378] Exception stack(0xc50e7fa8 to 0xc50e7ff0) # [ 222.277713] 7fa0: 0000000a 0000000a 00000001 b6dc9000 0000000a 00000001 # [ 222.286187] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc9000 00020000 004afe38 # [ 222.294656] 7fe0: 00000004 be9127e8 b6e8f33b b6e08616 # [ 222.299988] Code: 00000000 c2e81a80 c2e81b40 c2e81c00 (e1a0c00d) # [ 222.306370] ---[ end trace af413873b24c9d23 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh <6>[ 223.403769] lkdtm: Performing direct entry EXEC_STACK <6>[ 223.407781] lkdtm: attempting ok execution at c0c5bc3c <6>[ 223.413087] lkdtm: attempting bad execution at c5117e0c <1>[ 223.418718] 8<--- cut here --- <1>[ 223.421911] Unable to handle kernel paging request at virtual address c5117e0c <1>[ 223.429424] pgd = 7847e237 <1>[ 223.432384] [c5117e0c] *pgd=c501141e(bad) <0>[ 223.436673] Internal error: Oops: 8000000d [#4] SMP ARM <4>[ 223.442169] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 223.481220] CPU: 0 PID: 1745 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 223.489243] Hardware name: STM32 (Device Tree Support) <4>[ 223.494668] PC is at 0xc5117e0c <4>[ 223.498076] LR is at execute_location+0xa4/0xb4 <4>[ 223.502868] pc : [] lr : [] psr: 60080013 <4>[ 223.509418] sp : c5117de8 ip : c5117cf0 fp : c5117e04 <4>[ 223.514921] r10: 0000000b r9 : c1ad76a0 r8 : c15ec1e0 <4>[ 223.520424] r7 : c5117f60 r6 : 00000001 r5 : c5117e0c r4 : c0c5bc3c <4>[ 223.527237] r3 : 46309636 r2 : 46309636 r1 : ef7955e0 r0 : 0000002b <4>[ 223.534051] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 223.541474] Control: 10c5387d Table: c516006a DAC: 00000051 <0>[ 223.547501] Process cat (pid: 1745, stack limit = 0x687d56d5) <0>[ 223.553526] Stack: (0xc5117de8 to 0xc5118000) <0>[ 223.558161] 7de0: c5116000 c5e0f000 0000000b c5117f60 c5117e64 c5117e08 <0>[ 223.566633] 7e00: c13ce6ac c13ce46c c5117e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 223.575105] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3093370 e34c31b8 <0>[ 223.583577] 7e40: e3a02040 e3a01d33 e5930018 46309636 0000000b 00000020 c5117e74 c5117e68 <0>[ 223.592049] 7e60: c0c5aecc c13ce680 c5117e9c c5117e78 c0c5b3cc c0c5aeac c0c5b2ac c5ecba00 <0>[ 223.600522] 7e80: b6ea2000 0000000b c3aa9540 c5117f60 c5117ec4 c5117ea0 c07e42b0 c0c5b2b8 <0>[ 223.608995] 7ea0: 00000000 c5ecba00 b6ea2000 c290d000 c5117f60 c07e424c c5117f5c c5117ec8 <0>[ 223.617468] 7ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5116000 <0>[ 223.625941] 7ee0: b6ea2000 00020000 00000004 0000000b 0001fff5 c5117ee0 00000001 b6ea1000 <0>[ 223.634413] 7f00: c5bc23c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 223.642888] 7f20: 00000000 00000000 c13e3a68 46309636 c206c1e0 c5ecba00 c5ecba00 c5116000 <0>[ 223.651362] 7f40: b6ea2000 00000000 00000000 00000004 c5117f94 c5117f60 c059c624 c059bf68 <0>[ 223.659836] 7f60: 00000000 00000000 c5117fac 46309636 0000000b 0000000b 7ff00000 00000004 <0>[ 223.668310] 7f80: c03002e4 c5116000 c5117fa4 c5117f98 c059c6b4 c059c5bc 00000000 c5117fa8 <0>[ 223.676782] 7fa0: c03000c0 c059c6a8 0000000b 0000000b 00000001 b6ea2000 0000000b 00000001 <0>[ 223.685256] 7fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6ea2000 00020000 004afe38 <0>[ 223.693729] 7fe0: 00000004 bea267e8 b6f6833b b6ee1616 60080030 00000001 00000000 00000000 <0>[ 223.702192] Backtrace: <0>[ 223.704920] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) <0>[ 223.713474] r7:c5117f60 r6:0000000b r5:c5e0f000 r4:c5116000 <0>[ 223.719420] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 223.727880] r4:00000020 <0>[ 223.730684] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 223.738987] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 223.747194] r9:c5117f60 r8:c3aa9540 r7:0000000b r6:b6ea2000 r5:c5ecba00 r4:c0c5b2ac <0>[ 223.755236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 223.763353] r9:c07e424c r8:c5117f60 r7:c290d000 r6:b6ea2000 r5:c5ecba00 r4:00000000 <0>[ 223.771393] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 223.778817] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c5116000 r5:c5ecba00 <0>[ 223.786933] r4:c5ecba00 <0>[ 223.789739] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 223.797163] r9:c5116000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 223.805204] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 223.813055] Exception stack(0xc5117fa8 to 0xc5117ff0) <0>[ 223.818390] 7fa0: 0000000b 0000000b 00000001 b6ea2000 0000000b 00000001 <0>[ 223.826866] 7fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6ea2000 00020000 004afe38 <0>[ 223.835335] 7fe0: 00000004 bea267e8 b6f6833b b6ee1616 <0>[ 223.840668] Code: c5117e08 c13ce6ac c13ce46c c5117e6c (e1a0c00d) <4>[ 223.847047] ---[ end trace af413873b24c9d24 ]--- # Segmentation fault # [ 223.403769] lkdtm: Performing direct entry EXEC_STACK # [ 223.407781] lkdtm: attempting ok execution at c0c5bc3c # [ 223.413087] lkdtm: attempting bad execution at c5117e0c # [ 223.418718] 8<--- cut here --- # [ 223.421911] Unable to handle kernel paging request at virtual address c5117e0c # [ 223.429424] pgd = 7847e237 # [ 223.432384] [c5117e0c] *pgd=c501141e(bad) # [ 223.436673] Internal error: Oops: 8000000d [#4] SMP ARM # [ 223.442169] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 223.481220] CPU: 0 PID: 1745 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 223.489243] Hardware name: STM32 (Device Tree Support) # [ 223.494668] PC is at 0xc5117e0c # [ 223.498076] LR is at execute_location+0xa4/0xb4 # [ 223.502868] pc : [] lr : [] psr: 60080013 # [ 223.509418] sp : c5117de8 ip : c5117cf0 fp : c5117e04 # [ 223.514921] r10: 0000000b r9 : c1ad76a0 r8 : c15ec1e0 # [ 223.520424] r7 : c5117f60 r6 : 00000001 r5 : c5117e0c r4 : c0c5bc3c # [ 223.527237] r3 : 46309636 r2 : 46309636 r1 : ef7955e0 r0 : 0000002b # [ 223.534051] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 223.541474] Control: 10c5387d Table: c516006a DAC: 00000051 # [ 223.547501] Process cat (pid: 1745, stack limit = 0x687d56d5) # [ 223.553526] Stack: (0xc5117de8 to 0xc5118000) # [ 223.558161] 7de0: c5116000 c5e0f000 0000000b c5117f60 c5117e64 c5117e08 # [ 223.566633] 7e00: c13ce6ac c13ce46c c5117e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 223.575105] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3093370 e34c31b8 # [ 223.583577] 7e40: e3a02040 e3a01d33 e5930018 46309636 0000000b 00000020 c5117e74 c5117e68 # [ 223.592049] 7e60: c0c5aecc c13ce680 c5117e9c c5117e78 c0c5b3cc c0c5aeac c0c5b2ac c5ecba00 # [ 223.600522] 7e80: b6ea2000 0000000b c3aa9540 c5117f60 c5117ec4 c5117ea0 c07e42b0 c0c5b2b8 # [ 223.608995] 7ea0: 00000000 c5ecba00 b6ea2000 c290d000 c5117f60 c07e424c c5117f5c c5117ec8 # [ 223.617468] 7ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5116000 # [ 223.625941] 7ee0: b6ea2000 00020000 00000004 0000000b 0001fff5 c5117ee0 00000001 b6ea1000 # [ 223.634413] 7f00: c5bc23c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 223.642888] 7f20: 00000000 00000000 c13e3a68 46309636 c206c1e0 c5ecba00 c5ecba00 c5116000 # [ 223.651362] 7f40: b6ea2000 00000000 00000000 00000004 c5117f94 c5117f60 c059c624 c059bf68 # [ 223.659836] 7f60: 00000000 00000000 c5117fac 46309636 0000000b 0000000b 7ff00000 00000004 # [ 223.668310] 7f80: c03002e4 c5116000 c5117fa4 c5117f98 c059c6b4 c059c5bc 00000000 c5117fa8 # [ 223.676782] 7fa0: c03000c0 c059c6a8 0000000b 0000000b 00000001 b6ea2000 0000000b 00000001 # [ 223.685256] 7fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6ea2000 00020000 004afe38 # [ 223.693729] 7fe0: 00000004 bea267e8 b6f6833b b6ee1616 60080030 00000001 00000000 00000000 # [ 223.702192] Backtrace: # [ 223.704920] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 223.713474] r7:c5117f60 r6:0000000b r5:c5e0f000 r4:c5116000 # [ 223.719420] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 223.727880] r4:00000020 # [ 223.730684] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 223.738987] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 223.747194] r9:c5117f60 r8:c3aa9540 r7:0000000b r6:b6ea2000 r5:c5ecba00 r4:c0c5b2ac # [ 223.755236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 223.763353] r9:c07e424c r8:c5117f60 r7:c290d000 r6:b6ea2000 r5:c5ecba00 r4:00000000 # [ 223.771393] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 223.778817] r10:00000004 r9:00000000 r8:00000000 r7:b6ea2000 r6:c5116000 r5:c5ecba00 # [ 223.786933] r4:c5ecba00 # [ 223.789739] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 223.797163] r9:c5116000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 223.805204] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 223.813055] Exception stack(0xc5117fa8 to 0xc5117ff0) # [ 223.818390] 7fa0: 0000000b 0000000b 00000001 b6ea2000 0000000b 00000001 # [ 223.826866] 7fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6ea2000 00020000 004afe38 # [ 223.835335] 7fe0: 00000004 bea267e8 b6f6833b b6ee1616 # [ 223.840668] Code: c5117e08 c13ce6ac c13ce46c c5117e6c (e1a0c00d) # [ 223.847047] ---[ end trace af413873b24c9d24 ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh <6>[ 224.786662] lkdtm: Performing direct entry EXEC_KMALLOC <6>[ 224.790914] lkdtm: attempting ok execution at c0c5bc3c <6>[ 224.796153] lkdtm: attempting bad execution at c2805dc0 <1>[ 224.801858] 8<--- cut here --- <1>[ 224.804977] Unable to handle kernel paging request at virtual address c2805dc0 <1>[ 224.812496] pgd = f4f072a2 <1>[ 224.815458] [c2805dc0] *pgd=c281141e(bad) <0>[ 224.819745] Internal error: Oops: 8000000d [#5] SMP ARM <4>[ 224.825241] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 224.864300] CPU: 1 PID: 1825 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 224.872325] Hardware name: STM32 (Device Tree Support) <4>[ 224.877752] PC is at 0xc2805dc0 <4>[ 224.881162] LR is at execute_location+0xa4/0xb4 <4>[ 224.885956] pc : [] lr : [] psr: 60080013 <4>[ 224.892508] sp : c5f25e30 ip : c5f25d38 fp : c5f25e4c <4>[ 224.898011] r10: 0000000d r9 : c1ad76ac r8 : c15ec1e0 <4>[ 224.903515] r7 : c5f25f60 r6 : 00000001 r5 : c2805dc0 r4 : c0c5bc3c <4>[ 224.910329] r3 : d7cee87b r2 : d7cee87b r1 : ef7aa5e0 r0 : 0000002b <4>[ 224.917144] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 224.924568] Control: 10c5387d Table: c511006a DAC: 00000051 <0>[ 224.930598] Process cat (pid: 1825, stack limit = 0x04796852) <0>[ 224.936622] Stack: (0xc5f25e30 to 0xc5f26000) <0>[ 224.941257] 5e20: c2805dc0 c4f03000 0000000d c5f25f60 <0>[ 224.949730] 5e40: c5f25e64 c5f25e50 c0c5bc8c c13ce46c 00000021 c4f03000 c5f25e74 c5f25e68 <0>[ 224.958204] 5e60: c0c5aecc c0c5bc60 c5f25e9c c5f25e78 c0c5b3cc c0c5aeac c0c5b2ac c5ec2640 <0>[ 224.966677] 5e80: b6dad000 0000000d c3aa9540 c5f25f60 c5f25ec4 c5f25ea0 c07e42b0 c0c5b2b8 <0>[ 224.975150] 5ea0: 00000000 c5ec2640 b6dad000 c290d000 c5f25f60 c07e424c c5f25f5c c5f25ec8 <0>[ 224.983624] 5ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5f24000 <0>[ 224.992096] 5ee0: b6dad000 00020000 00000004 0000000d 0001fff3 c5f25ee0 00000001 b6dac000 <0>[ 225.000568] 5f00: c5f2d500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 225.009044] 5f20: 00000000 00000000 c13e3a68 d7cee87b c206c1e0 c5ec2640 c5ec2640 c5f24000 <0>[ 225.017517] 5f40: b6dad000 00000000 00000000 00000004 c5f25f94 c5f25f60 c059c624 c059bf68 <0>[ 225.025990] 5f60: 00000000 00000000 c5f25fac d7cee87b 0000000d 0000000d 7ff00000 00000004 <0>[ 225.034465] 5f80: c03002e4 c5f24000 c5f25fa4 c5f25f98 c059c6b4 c059c5bc 00000000 c5f25fa8 <0>[ 225.042938] 5fa0: c03000c0 c059c6a8 0000000d 0000000d 00000001 b6dad000 0000000d 00000001 <0>[ 225.051413] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dad000 00020000 004cfe38 <0>[ 225.059887] 5fe0: 00000004 beb6c7e8 b6e7333b b6dec616 60080030 00000001 00000000 00000000 <0>[ 225.068351] Backtrace: <0>[ 225.071079] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) <0>[ 225.079805] r7:c5f25f60 r6:0000000d r5:c4f03000 r4:c2805dc0 <0>[ 225.085750] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 225.094392] r5:c4f03000 r4:00000021 <0>[ 225.098244] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 225.106548] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 225.114757] r9:c5f25f60 r8:c3aa9540 r7:0000000d r6:b6dad000 r5:c5ec2640 r4:c0c5b2ac <0>[ 225.122803] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 225.130924] r9:c07e424c r8:c5f25f60 r7:c290d000 r6:b6dad000 r5:c5ec2640 r4:00000000 <0>[ 225.138965] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 225.146391] r10:00000004 r9:00000000 r8:00000000 r7:b6dad000 r6:c5f24000 r5:c5ec2640 <0>[ 225.154508] r4:c5ec2640 <0>[ 225.157316] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 225.164742] r9:c5f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 225.172784] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 225.180639] Exception stack(0xc5f25fa8 to 0xc5f25ff0) <0>[ 225.185975] 5fa0: 0000000d 0000000d 00000001 b6dad000 0000000d 00000001 <0>[ 225.194453] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dad000 00020000 004cfe38 <0>[ 225.202926] 5fe0: 00000004 beb6c7e8 b6e7333b b6dec616 <0>[ 225.208260] Code: efff3880 efff38a0 efff5f40 efff5f60 (e1a0c00d) <4>[ 225.214643] ---[ end trace af413873b24c9d25 ]--- # Segmentation fault # [ 224.786662] lkdtm: Performing direct entry EXEC_KMALLOC # [ 224.790914] lkdtm: attempting ok execution at c0c5bc3c # [ 224.796153] lkdtm: attempting bad execution at c2805dc0 # [ 224.801858] 8<--- cut here --- # [ 224.804977] Unable to handle kernel paging request at virtual address c2805dc0 # [ 224.812496] pgd = f4f072a2 # [ 224.815458] [c2805dc0] *pgd=c281141e(bad) # [ 224.819745] Internal error: Oops: 8000000d [#5] SMP ARM # [ 224.825241] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 224.864300] CPU: 1 PID: 1825 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 224.872325] Hardware name: STM32 (Device Tree Support) # [ 224.877752] PC is at 0xc2805dc0 # [ 224.881162] LR is at execute_location+0xa4/0xb4 # [ 224.885956] pc : [] lr : [] psr: 60080013 # [ 224.892508] sp : c5f25e30 ip : c5f25d38 fp : c5f25e4c # [ 224.898011] r10: 0000000d r9 : c1ad76ac r8 : c15ec1e0 # [ 224.903515] r7 : c5f25f60 r6 : 00000001 r5 : c2805dc0 r4 : c0c5bc3c # [ 224.910329] r3 : d7cee87b r2 : d7cee87b r1 : ef7aa5e0 r0 : 0000002b # [ 224.917144] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 224.924568] Control: 10c5387d Table: c511006a DAC: 00000051 # [ 224.930598] Process cat (pid: 1825, stack limit = 0x04796852) # [ 224.936622] Stack: (0xc5f25e30 to 0xc5f26000) # [ 224.941257] 5e20: c2805dc0 c4f03000 0000000d c5f25f60 # [ 224.949730] 5e40: c5f25e64 c5f25e50 c0c5bc8c c13ce46c 00000021 c4f03000 c5f25e74 c5f25e68 # [ 224.958204] 5e60: c0c5aecc c0c5bc60 c5f25e9c c5f25e78 c0c5b3cc c0c5aeac c0c5b2ac c5ec2640 # [ 224.966677] 5e80: b6dad000 0000000d c3aa9540 c5f25f60 c5f25ec4 c5f25ea0 c07e42b0 c0c5b2b8 # [ 224.975150] 5ea0: 00000000 c5ec2640 b6dad000 c290d000 c5f25f60 c07e424c c5f25f5c c5f25ec8 # [ 224.983624] 5ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5f24000 # [ 224.992096] 5ee0: b6dad000 00020000 00000004 0000000d 0001fff3 c5f25ee0 00000001 b6dac000 # [ 225.000568] 5f00: c5f2d500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 225.009044] 5f20: 00000000 00000000 c13e3a68 d7cee87b c206c1e0 c5ec2640 c5ec2640 c5f24000 # [ 225.017517] 5f40: b6dad000 00000000 00000000 00000004 c5f25f94 c5f25f60 c059c624 c059bf68 # [ 225.025990] 5f60: 00000000 00000000 c5f25fac d7cee87b 0000000d 0000000d 7ff00000 00000004 # [ 225.034465] 5f80: c03002e4 c5f24000 c5f25fa4 c5f25f98 c059c6b4 c059c5bc 00000000 c5f25fa8 # [ 225.042938] 5fa0: c03000c0 c059c6a8 0000000d 0000000d 00000001 b6dad000 0000000d 00000001 # [ 225.051413] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dad000 00020000 004cfe38 # [ 225.059887] 5fe0: 00000004 beb6c7e8 b6e7333b b6dec616 60080030 00000001 00000000 00000000 # [ 225.068351] Backtrace: # [ 225.071079] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 225.079805] r7:c5f25f60 r6:0000000d r5:c4f03000 r4:c2805dc0 # [ 225.085750] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 225.094392] r5:c4f03000 r4:00000021 # [ 225.098244] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 225.106548] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 225.114757] r9:c5f25f60 r8:c3aa9540 r7:0000000d r6:b6dad000 r5:c5ec2640 r4:c0c5b2ac # [ 225.122803] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 225.130924] r9:c07e424c r8:c5f25f60 r7:c290d000 r6:b6dad000 r5:c5ec2640 r4:00000000 # [ 225.138965] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 225.146391] r10:00000004 r9:00000000 r8:00000000 r7:b6dad000 r6:c5f24000 r5:c5ec2640 # [ 225.154508] r4:c5ec2640 # [ 225.157316] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 225.164742] r9:c5f24000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 225.172784] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 225.180639] Exception stack(0xc5f25fa8 to 0xc5f25ff0) # [ 225.185975] 5fa0: 0000000d 0000000d 00000001 b6dad000 0000000d 00000001 # [ 225.194453] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dad000 00020000 004cfe38 # [ 225.202926] 5fe0: 00000004 beb6c7e8 b6e7333b b6dec616 # [ 225.208260] Code: efff3880 efff38a0 efff5f40 efff5f60 (e1a0c00d) # [ 225.214643] ---[ end trace af413873b24c9d25 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh <6>[ 226.165272] lkdtm: Performing direct entry EXEC_VMALLOC <6>[ 226.169522] lkdtm: attempting ok execution at c0c5bc3c <6>[ 226.174765] lkdtm: attempting bad execution at f0891000 <1>[ 226.180453] 8<--- cut here --- <1>[ 226.183596] Unable to handle kernel paging request at virtual address f0891000 <1>[ 226.191240] pgd = 83d2f73f <1>[ 226.194131] [f0891000] *pgd=c2958811, *pte=f88a865f, *ppte=f88a845f <0>[ 226.200753] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 226.206132] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 226.245197] CPU: 1 PID: 1903 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 226.253221] Hardware name: STM32 (Device Tree Support) <4>[ 226.258650] PC is at 0xf0891000 <4>[ 226.262059] LR is at execute_location+0xa4/0xb4 <4>[ 226.266852] pc : [] lr : [] psr: 60080013 <4>[ 226.273404] sp : c5a3de30 ip : c5a3dd38 fp : c5a3de4c <4>[ 226.278907] r10: 0000000d r9 : c1ad76bc r8 : c15ec1e0 <4>[ 226.284411] r7 : c5a3df60 r6 : 00000001 r5 : f0891000 r4 : c0c5bc3c <4>[ 226.291225] r3 : de4f58b5 r2 : de4f58b5 r1 : ef7aa5e0 r0 : 0000002b <4>[ 226.298041] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 226.305466] Control: 10c5387d Table: c511406a DAC: 00000051 <0>[ 226.311498] Process cat (pid: 1903, stack limit = 0x5818cfa9) <0>[ 226.317521] Stack: (0xc5a3de30 to 0xc5a3e000) <0>[ 226.322157] de20: f0891000 c5e2f000 0000000d c5a3df60 <0>[ 226.330634] de40: c5a3de64 c5a3de50 c0c5bcc0 c13ce46c 00000022 c5e2f000 c5a3de74 c5a3de68 <0>[ 226.339108] de60: c0c5aecc c0c5bca4 c5a3de9c c5a3de78 c0c5b3cc c0c5aeac c0c5b2ac c2985780 <0>[ 226.347583] de80: b6e47000 0000000d c3aa9540 c5a3df60 c5a3dec4 c5a3dea0 c07e42b0 c0c5b2b8 <0>[ 226.356058] dea0: 00000000 c2985780 b6e47000 c290d000 c5a3df60 c07e424c c5a3df5c c5a3dec8 <0>[ 226.364533] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5a3c000 <0>[ 226.373008] dee0: b6e47000 00020000 00000004 0000000d 0001fff3 c5a3dee0 00000001 b6e46000 <0>[ 226.381483] df00: c2985c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 226.389960] df20: 00000000 00000000 c13e3a68 de4f58b5 c206c1e0 c2985780 c2985780 c5a3c000 <0>[ 226.398436] df40: b6e47000 00000000 00000000 00000004 c5a3df94 c5a3df60 c059c624 c059bf68 <0>[ 226.406912] df60: 00000000 00000000 c5a3dfac de4f58b5 0000000d 0000000d 7ff00000 00000004 <0>[ 226.415389] df80: c03002e4 c5a3c000 c5a3dfa4 c5a3df98 c059c6b4 c059c5bc 00000000 c5a3dfa8 <0>[ 226.423865] dfa0: c03000c0 c059c6a8 0000000d 0000000d 00000001 b6e47000 0000000d 00000001 <0>[ 226.432342] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e47000 00020000 0049fe38 <0>[ 226.440818] dfe0: 00000004 bef677e8 b6f0d33b b6e86616 60080030 00000001 00000000 00000000 <0>[ 226.449284] Backtrace: <0>[ 226.452012] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 226.460745] r7:c5a3df60 r6:0000000d r5:c5e2f000 r4:f0891000 <0>[ 226.466688] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 226.475326] r5:c5e2f000 r4:00000022 <0>[ 226.479177] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 226.487487] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 226.495692] r9:c5a3df60 r8:c3aa9540 r7:0000000d r6:b6e47000 r5:c2985780 r4:c0c5b2ac <0>[ 226.503735] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 226.511856] r9:c07e424c r8:c5a3df60 r7:c290d000 r6:b6e47000 r5:c2985780 r4:00000000 <0>[ 226.519895] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 226.527316] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c5a3c000 r5:c2985780 <0>[ 226.535435] r4:c2985780 <0>[ 226.538244] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 226.545666] r9:c5a3c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 226.553708] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 226.561563] Exception stack(0xc5a3dfa8 to 0xc5a3dff0) <0>[ 226.566898] dfa0: 0000000d 0000000d 00000001 b6e47000 0000000d 00000001 <0>[ 226.575375] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e47000 00020000 0049fe38 <0>[ 226.583846] dfe0: 00000004 bef677e8 b6f0d33b b6e86616 <0>[ 226.589191] Code: bad PC value <4>[ 226.592613] ---[ end trace af413873b24c9d26 ]--- # Segmentation fault # [ 226.165272] lkdtm: Performing direct entry EXEC_VMALLOC # [ 226.169522] lkdtm: attempting ok execution at c0c5bc3c # [ 226.174765] lkdtm: attempting bad execution at f0891000 # [ 226.180453] 8<--- cut here --- # [ 226.183596] Unable to handle kernel paging request at virtual address f0891000 # [ 226.191240] pgd = 83d2f73f # [ 226.194131] [f0891000] *pgd=c2958811, *pte=f88a865f, *ppte=f88a845f # [ 226.200753] Internal error: Oops: 8000000f [#6] SMP ARM # [ 226.206132] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 226.245197] CPU: 1 PID: 1903 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 226.253221] Hardware name: STM32 (Device Tree Support) # [ 226.258650] PC is at 0xf0891000 # [ 226.262059] LR is at execute_location+0xa4/0xb4 # [ 226.266852] pc : [] lr : [] psr: 60080013 # [ 226.273404] sp : c5a3de30 ip : c5a3dd38 fp : c5a3de4c # [ 226.278907] r10: 0000000d r9 : c1ad76bc r8 : c15ec1e0 # [ 226.284411] r7 : c5a3df60 r6 : 00000001 r5 : f0891000 r4 : c0c5bc3c # [ 226.291225] r3 : de4f58b5 r2 : de4f58b5 r1 : ef7aa5e0 r0 : 0000002b # [ 226.298041] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 226.305466] Control: 10c5387d Table: c511406a DAC: 00000051 # [ 226.311498] Process cat (pid: 1903, stack limit = 0x5818cfa9) # [ 226.317521] Stack: (0xc5a3de30 to 0xc5a3e000) # [ 226.322157] de20: f0891000 c5e2f000 0000000d c5a3df60 # [ 226.330634] de40: c5a3de64 c5a3de50 c0c5bcc0 c13ce46c 00000022 c5e2f000 c5a3de74 c5a3de68 # [ 226.339108] de60: c0c5aecc c0c5bca4 c5a3de9c c5a3de78 c0c5b3cc c0c5aeac c0c5b2ac c2985780 # [ 226.347583] de80: b6e47000 0000000d c3aa9540 c5a3df60 c5a3dec4 c5a3dea0 c07e42b0 c0c5b2b8 # [ 226.356058] dea0: 00000000 c2985780 b6e47000 c290d000 c5a3df60 c07e424c c5a3df5c c5a3dec8 # [ 226.364533] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5a3c000 # [ 226.373008] dee0: b6e47000 00020000 00000004 0000000d 0001fff3 c5a3dee0 00000001 b6e46000 # [ 226.381483] df00: c2985c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 226.389960] df20: 00000000 00000000 c13e3a68 de4f58b5 c206c1e0 c2985780 c2985780 c5a3c000 # [ 226.398436] df40: b6e47000 00000000 00000000 00000004 c5a3df94 c5a3df60 c059c624 c059bf68 # [ 226.406912] df60: 00000000 00000000 c5a3dfac de4f58b5 0000000d 0000000d 7ff00000 00000004 # [ 226.415389] df80: c03002e4 c5a3c000 c5a3dfa4 c5a3df98 c059c6b4 c059c5bc 00000000 c5a3dfa8 # [ 226.423865] dfa0: c03000c0 c059c6a8 0000000d 0000000d 00000001 b6e47000 0000000d 00000001 # [ 226.432342] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e47000 00020000 0049fe38 # [ 226.440818] dfe0: 00000004 bef677e8 b6f0d33b b6e86616 60080030 00000001 00000000 00000000 # [ 226.449284] Backtrace: # [ 226.452012] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 226.460745] r7:c5a3df60 r6:0000000d r5:c5e2f000 r4:f0891000 # [ 226.466688] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 226.475326] r5:c5e2f000 r4:00000022 # [ 226.479177] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 226.487487] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 226.495692] r9:c5a3df60 r8:c3aa9540 r7:0000000d r6:b6e47000 r5:c2985780 r4:c0c5b2ac # [ 226.503735] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 226.511856] r9:c07e424c r8:c5a3df60 r7:c290d000 r6:b6e47000 r5:c2985780 r4:00000000 # [ 226.519895] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 226.527316] r10:00000004 r9:00000000 r8:00000000 r7:b6e47000 r6:c5a3c000 r5:c2985780 # [ 226.535435] r4:c2985780 # [ 226.538244] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 226.545666] r9:c5a3c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 226.553708] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 226.561563] Exception stack(0xc5a3dfa8 to 0xc5a3dff0) # [ 226.566898] dfa0: 0000000d 0000000d 00000001 b6e47000 0000000d 00000001 # [ 226.575375] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e47000 00020000 0049fe38 # [ 226.583846] dfe0: 00000004 bef677e8 b6f0d33b b6e86616 # [ 226.589191] Code: bad PC value # [ 226.592613] ---[ end trace af413873b24c9d26 ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh <6>[ 227.514030] lkdtm: Performing direct entry EXEC_RODATA <6>[ 227.518146] lkdtm: attempting ok execution at c0c5bc3c <6>[ 227.523435] lkdtm: attempting bad execution at c15ec47c <1>[ 227.529075] 8<--- cut here --- <1>[ 227.532251] Unable to handle kernel paging request at virtual address c15ec47c <1>[ 227.539775] pgd = 62086e3d <1>[ 227.542732] [c15ec47c] *pgd=c141941e(bad) <0>[ 227.547023] Internal error: Oops: 8000000d [#7] SMP ARM <4>[ 227.552517] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 227.591572] CPU: 1 PID: 1981 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 227.599591] Hardware name: STM32 (Device Tree Support) <4>[ 227.605024] PC is at lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 227.610346] LR is at execute_location+0xa4/0xb4 <4>[ 227.615143] pc : [] lr : [] psr: 60080013 <4>[ 227.621694] sp : c5161e38 ip : c5161d40 fp : c5161e54 <4>[ 227.627196] r10: 0000000c r9 : c1ad76cc r8 : c15ec1e0 <4>[ 227.632700] r7 : c5161f60 r6 : 00000000 r5 : c15ec47c r4 : c0c5bc3c <4>[ 227.639515] r3 : 23e0a6c2 r2 : 23e0a6c2 r1 : ef7aa5e0 r0 : 0000002b <4>[ 227.646329] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 227.653752] Control: 10c5387d Table: c515806a DAC: 00000051 <0>[ 227.659782] Process cat (pid: 1981, stack limit = 0xe9b8a959) <0>[ 227.665806] Stack: (0xc5161e38 to 0xc5162000) <0>[ 227.670440] 1e20: 00000023 c5e2f000 <0>[ 227.678918] 1e40: 0000000c c5161f60 c5161e64 c5161e58 c13ce6ec c13ce46c c5161e74 c5161e68 <0>[ 227.687391] 1e60: c0c5aecc c13ce6d4 c5161e9c c5161e78 c0c5b3cc c0c5aeac c0c5b2ac c5f2d8c0 <0>[ 227.695864] 1e80: b6dc5000 0000000c c3aa9540 c5161f60 c5161ec4 c5161ea0 c07e42b0 c0c5b2b8 <0>[ 227.704337] 1ea0: 00000000 c5f2d8c0 b6dc5000 c290d000 c5161f60 c07e424c c5161f5c c5161ec8 <0>[ 227.712810] 1ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5160000 <0>[ 227.721283] 1ee0: b6dc5000 00020000 00000004 0000000c 0001fff4 c5161ee0 00000001 b6dc4000 <0>[ 227.729754] 1f00: c59fc000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 227.738228] 1f20: 00000000 00000000 c13e3a68 23e0a6c2 c206c1e0 c5f2d8c0 c5f2d8c0 c5160000 <0>[ 227.746701] 1f40: b6dc5000 00000000 00000000 00000004 c5161f94 c5161f60 c059c624 c059bf68 <0>[ 227.755174] 1f60: 00000000 00000000 c5161fac 23e0a6c2 0000000c 0000000c 7ff00000 00000004 <0>[ 227.763648] 1f80: c03002e4 c5160000 c5161fa4 c5161f98 c059c6b4 c059c5bc 00000000 c5161fa8 <0>[ 227.772119] 1fa0: c03000c0 c059c6a8 0000000c 0000000c 00000001 b6dc5000 0000000c 00000001 <0>[ 227.780592] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dc5000 00020000 0047fe38 <0>[ 227.789065] 1fe0: 00000004 bef157e8 b6e8b33b b6e04616 60080030 00000001 00000000 00000000 <0>[ 227.797527] Backtrace: <0>[ 227.800255] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 227.808894] r7:c5161f60 r6:0000000c r5:c5e2f000 r4:00000023 <0>[ 227.814839] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 227.823395] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 227.831697] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 227.839905] r9:c5161f60 r8:c3aa9540 r7:0000000c r6:b6dc5000 r5:c5f2d8c0 r4:c0c5b2ac <0>[ 227.847948] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 227.856069] r9:c07e424c r8:c5161f60 r7:c290d000 r6:b6dc5000 r5:c5f2d8c0 r4:00000000 <0>[ 227.864108] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 227.871532] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5160000 r5:c5f2d8c0 <0>[ 227.879648] r4:c5f2d8c0 <0>[ 227.882454] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 227.889878] r9:c5160000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 227.897919] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 227.905771] Exception stack(0xc5161fa8 to 0xc5161ff0) <0>[ 227.911106] 1fa0: 0000000c 0000000c 00000001 b6dc5000 0000000c 00000001 <0>[ 227.919581] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dc5000 00020000 0047fe38 <0>[ 227.928052] 1fe0: 00000004 bef157e8 b6e8b33b b6e04616 <0>[ 227.933386] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 227.939766] ---[ end trace af413873b24c9d27 ]--- # Segmentation fault # [ 227.514030] lkdtm: Performing direct entry EXEC_RODATA # [ 227.518146] lkdtm: attempting ok execution at c0c5bc3c # [ 227.523435] lkdtm: attempting bad execution at c15ec47c # [ 227.529075] 8<--- cut here --- # [ 227.532251] Unable to handle kernel paging request at virtual address c15ec47c # [ 227.539775] pgd = 62086e3d # [ 227.542732] [c15ec47c] *pgd=c141941e(bad) # [ 227.547023] Internal error: Oops: 8000000d [#7] SMP ARM # [ 227.552517] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 227.591572] CPU: 1 PID: 1981 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 227.599591] Hardware name: STM32 (Device Tree Support) # [ 227.605024] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 227.610346] LR is at execute_location+0xa4/0xb4 # [ 227.615143] pc : [] lr : [] psr: 60080013 # [ 227.621694] sp : c5161e38 ip : c5161d40 fp : c5161e54 # [ 227.627196] r10: 0000000c r9 : c1ad76cc r8 : c15ec1e0 # [ 227.632700] r7 : c5161f60 r6 : 00000000 r5 : c15ec47c r4 : c0c5bc3c # [ 227.639515] r3 : 23e0a6c2 r2 : 23e0a6c2 r1 : ef7aa5e0 r0 : 0000002b # [ 227.646329] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 227.653752] Control: 10c5387d Table: c515806a DAC: 00000051 # [ 227.659782] Process cat (pid: 1981, stack limit = 0xe9b8a959) # [ 227.665806] Stack: (0xc5161e38 to 0xc5162000) # [ 227.670440] 1e20: 00000023 c5e2f000 # [ 227.678918] 1e40: 0000000c c5161f60 c5161e64 c5161e58 c13ce6ec c13ce46c c5161e74 c5161e68 # [ 227.687391] 1e60: c0c5aecc c13ce6d4 c5161e9c c5161e78 c0c5b3cc c0c5aeac c0c5b2ac c5f2d8c0 # [ 227.695864] 1e80: b6dc5000 0000000c c3aa9540 c5161f60 c5161ec4 c5161ea0 c07e42b0 c0c5b2b8 # [ 227.704337] 1ea0: 00000000 c5f2d8c0 b6dc5000 c290d000 c5161f60 c07e424c c5161f5c c5161ec8 # [ 227.712810] 1ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5160000 # [ 227.721283] 1ee0: b6dc5000 00020000 00000004 0000000c 0001fff4 c5161ee0 00000001 b6dc4000 # [ 227.729754] 1f00: c59fc000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 227.738228] 1f20: 00000000 00000000 c13e3a68 23e0a6c2 c206c1e0 c5f2d8c0 c5f2d8c0 c5160000 # [ 227.746701] 1f40: b6dc5000 00000000 00000000 00000004 c5161f94 c5161f60 c059c624 c059bf68 # [ 227.755174] 1f60: 00000000 00000000 c5161fac 23e0a6c2 0000000c 0000000c 7ff00000 00000004 # [ 227.763648] 1f80: c03002e4 c5160000 c5161fa4 c5161f98 c059c6b4 c059c5bc 00000000 c5161fa8 # [ 227.772119] 1fa0: c03000c0 c059c6a8 0000000c 0000000c 00000001 b6dc5000 0000000c 00000001 # [ 227.780592] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dc5000 00020000 0047fe38 # [ 227.789065] 1fe0: 00000004 bef157e8 b6e8b33b b6e04616 60080030 00000001 00000000 00000000 # [ 227.797527] Backtrace: # [ 227.800255] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 227.808894] r7:c5161f60 r6:0000000c r5:c5e2f000 r4:00000023 # [ 227.814839] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 227.823395] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 227.831697] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 227.839905] r9:c5161f60 r8:c3aa9540 r7:0000000c r6:b6dc5000 r5:c5f2d8c0 r4:c0c5b2ac # [ 227.847948] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 227.856069] r9:c07e424c r8:c5161f60 r7:c290d000 r6:b6dc5000 r5:c5f2d8c0 r4:00000000 # [ 227.864108] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 227.871532] r10:00000004 r9:00000000 r8:00000000 r7:b6dc5000 r6:c5160000 r5:c5f2d8c0 # [ 227.879648] r4:c5f2d8c0 # [ 227.882454] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 227.889878] r9:c5160000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 227.897919] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 227.905771] Exception stack(0xc5161fa8 to 0xc5161ff0) # [ 227.911106] 1fa0: 0000000c 0000000c 00000001 b6dc5000 0000000c 00000001 # [ 227.919581] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dc5000 00020000 0047fe38 # [ 227.928052] 1fe0: 00000004 bef157e8 b6e8b33b b6e04616 # [ 227.933386] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 227.939766] ---[ end trace af413873b24c9d27 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh <6>[ 229.089307] lkdtm: Performing direct entry EXEC_USERSPACE <6>[ 229.093582] lkdtm: attempting ok execution at c0c5bc3c <6>[ 229.099395] lkdtm: attempting bad execution at b6fd2000 <1>[ 229.104485] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fd2000 <0>[ 229.111905] Internal error: : b [#8] SMP ARM <4>[ 229.116440] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 229.155490] CPU: 1 PID: 2058 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 229.163516] Hardware name: STM32 (Device Tree Support) <4>[ 229.168942] PC is at 0xb6fd2000 <4>[ 229.172350] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 <4>[ 229.177491] pc : [] lr : [] psr: 60080013 <4>[ 229.184041] sp : c59e5e48 ip : 00000027 fp : c59e5e64 <4>[ 229.189544] r10: 0000000f r9 : c1ad76d8 r8 : c15ec1e0 <4>[ 229.195048] r7 : c59e5f60 r6 : 0000000f r5 : c5e2f000 r4 : b6fd2000 <4>[ 229.201861] r3 : 72779986 r2 : 72779986 r1 : ef7aa5e4 r0 : 0000002b <4>[ 229.208675] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 229.216100] Control: 10c5387d Table: c5a3806a DAC: 00000051 <0>[ 229.222132] Process cat (pid: 2058, stack limit = 0x5607d52a) <0>[ 229.228153] Stack: (0xc59e5e48 to 0xc59e6000) <0>[ 229.232789] 5e40: 00000001 00000000 0000000f 00000024 c59e5e74 c59e5e68 <0>[ 229.241262] 5e60: c0c5aecc c0c5bcd8 c59e5e9c c59e5e78 c0c5b3cc c0c5aeac c0c5b2ac c5bed640 <0>[ 229.249735] 5e80: b6e97000 0000000f c3aa9540 c59e5f60 c59e5ec4 c59e5ea0 c07e42b0 c0c5b2b8 <0>[ 229.258208] 5ea0: 00000000 c5bed640 b6e97000 c290d000 c59e5f60 c07e424c c59e5f5c c59e5ec8 <0>[ 229.266680] 5ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c59e4000 <0>[ 229.275154] 5ee0: b6e97000 00020000 00000004 0000000f 0001fff1 c59e5ee0 00000001 b6e96000 <0>[ 229.283626] 5f00: c5bd9780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 229.292100] 5f20: 00000000 00000000 c13e3a68 72779986 c206c1e0 c5bed640 c5bed640 c59e4000 <0>[ 229.300573] 5f40: b6e97000 00000000 00000000 00000004 c59e5f94 c59e5f60 c059c624 c059bf68 <0>[ 229.309045] 5f60: 00000000 00000000 c59e5fac 72779986 0000000f 0000000f 7ff00000 00000004 <0>[ 229.317518] 5f80: c03002e4 c59e4000 c59e5fa4 c59e5f98 c059c6b4 c059c5bc 00000000 c59e5fa8 <0>[ 229.325990] 5fa0: c03000c0 c059c6a8 0000000f 0000000f 00000001 b6e97000 0000000f 00000001 <0>[ 229.334463] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e97000 00020000 0046fe38 <0>[ 229.342936] 5fe0: 00000004 beef27e8 b6f5d33b b6ed6616 60080030 00000001 00000000 00000000 <0>[ 229.351399] Backtrace: <0>[ 229.354124] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 229.362935] r4:00000024 <0>[ 229.365737] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 229.374039] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 229.382247] r9:c59e5f60 r8:c3aa9540 r7:0000000f r6:b6e97000 r5:c5bed640 r4:c0c5b2ac <0>[ 229.390289] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 229.398409] r9:c07e424c r8:c59e5f60 r7:c290d000 r6:b6e97000 r5:c5bed640 r4:00000000 <0>[ 229.406446] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 229.413869] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c59e4000 r5:c5bed640 <0>[ 229.421984] r4:c5bed640 <0>[ 229.424791] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 229.432214] r9:c59e4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f <0>[ 229.440252] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 229.448102] Exception stack(0xc59e5fa8 to 0xc59e5ff0) <0>[ 229.453438] 5fa0: 0000000f 0000000f 00000001 b6e97000 0000000f 00000001 <0>[ 229.461911] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e97000 00020000 0046fe38 <0>[ 229.470379] 5fe0: 00000004 beef27e8 b6f5d33b b6ed6616 <0>[ 229.475719] Code: bad PC value <4>[ 229.479034] ---[ end trace af413873b24c9d28 ]--- # Segmentation fault # [ 229.089307] lkdtm: Performing direct entry EXEC_USERSPACE # [ 229.093582] lkdtm: attempting ok execution at c0c5bc3c # [ 229.099395] lkdtm: attempting bad execution at b6fd2000 # [ 229.104485] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fd2000 # [ 229.111905] Internal error: : b [#8] SMP ARM # [ 229.116440] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 229.155490] CPU: 1 PID: 2058 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 229.163516] Hardware name: STM32 (Device Tree Support) # [ 229.168942] PC is at 0xb6fd2000 # [ 229.172350] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 229.177491] pc : [] lr : [] psr: 60080013 # [ 229.184041] sp : c59e5e48 ip : 00000027 fp : c59e5e64 # [ 229.189544] r10: 0000000f r9 : c1ad76d8 r8 : c15ec1e0 # [ 229.195048] r7 : c59e5f60 r6 : 0000000f r5 : c5e2f000 r4 : b6fd2000 # [ 229.201861] r3 : 72779986 r2 : 72779986 r1 : ef7aa5e4 r0 : 0000002b # [ 229.208675] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 229.216100] Control: 10c5387d Table: c5a3806a DAC: 00000051 # [ 229.222132] Process cat (pid: 2058, stack limit = 0x5607d52a) # [ 229.228153] Stack: (0xc59e5e48 to 0xc59e6000) # [ 229.232789] 5e40: 00000001 00000000 0000000f 00000024 c59e5e74 c59e5e68 # [ 229.241262] 5e60: c0c5aecc c0c5bcd8 c59e5e9c c59e5e78 c0c5b3cc c0c5aeac c0c5b2ac c5bed640 # [ 229.249735] 5e80: b6e97000 0000000f c3aa9540 c59e5f60 c59e5ec4 c59e5ea0 c07e42b0 c0c5b2b8 # [ 229.258208] 5ea0: 00000000 c5bed640 b6e97000 c290d000 c59e5f60 c07e424c c59e5f5c c59e5ec8 # [ 229.266680] 5ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c59e4000 # [ 229.275154] 5ee0: b6e97000 00020000 00000004 0000000f 0001fff1 c59e5ee0 00000001 b6e96000 # [ 229.283626] 5f00: c5bd9780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 229.292100] 5f20: 00000000 00000000 c13e3a68 72779986 c206c1e0 c5bed640 c5bed640 c59e4000 # [ 229.300573] 5f40: b6e97000 00000000 00000000 00000004 c59e5f94 c59e5f60 c059c624 c059bf68 # [ 229.309045] 5f60: 00000000 00000000 c59e5fac 72779986 0000000f 0000000f 7ff00000 00000004 # [ 229.317518] 5f80: c03002e4 c59e4000 c59e5fa4 c59e5f98 c059c6b4 c059c5bc 00000000 c59e5fa8 # [ 229.325990] 5fa0: c03000c0 c059c6a8 0000000f 0000000f 00000001 b6e97000 0000000f 00000001 # [ 229.334463] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e97000 00020000 0046fe38 # [ 229.342936] 5fe0: 00000004 beef27e8 b6f5d33b b6ed6616 60080030 00000001 00000000 00000000 # [ 229.351399] Backtrace: # [ 229.354124] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 229.362935] r4:00000024 # [ 229.365737] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 229.374039] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 229.382247] r9:c59e5f60 r8:c3aa9540 r7:0000000f r6:b6e97000 r5:c5bed640 r4:c0c5b2ac # [ 229.390289] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 229.398409] r9:c07e424c r8:c59e5f60 r7:c290d000 r6:b6e97000 r5:c5bed640 r4:00000000 # [ 229.406446] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 229.413869] r10:00000004 r9:00000000 r8:00000000 r7:b6e97000 r6:c59e4000 r5:c5bed640 # [ 229.421984] r4:c5bed640 # [ 229.424791] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 229.432214] r9:c59e4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f # [ 229.440252] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 229.448102] Exception stack(0xc59e5fa8 to 0xc59e5ff0) # [ 229.453438] 5fa0: 0000000f 0000000f 00000001 b6e97000 0000000f 00000001 # [ 229.461911] 5fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e97000 00020000 0046fe38 # [ 229.470379] 5fe0: 00000004 beef27e8 b6f5d33b b6ed6616 # [ 229.475719] Code: bad PC value # [ 229.479034] ---[ end trace af413873b24c9d28 ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh <6>[ 230.590415] lkdtm: Performing direct entry EXEC_NULL <6>[ 230.594238] lkdtm: attempting ok execution at c0c5bc3c <6>[ 230.599812] lkdtm: attempting bad execution at 00000000 <1>[ 230.605161] 8<--- cut here --- <1>[ 230.608551] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 230.616900] pgd = 250e0f56 <1>[ 230.619940] [00000000] *pgd=00000000 <0>[ 230.623723] Internal error: Oops: 80000005 [#9] SMP ARM <4>[ 230.629164] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 230.668211] CPU: 1 PID: 2130 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 230.676236] Hardware name: STM32 (Device Tree Support) <4>[ 230.681662] PC is at 0x0 <4>[ 230.684459] LR is at execute_location+0xa4/0xb4 <4>[ 230.689252] pc : [<00000000>] lr : [] psr: 60080013 <4>[ 230.695803] sp : c5a3de38 ip : 00000027 fp : c5a3de54 <4>[ 230.701306] r10: 0000000a r9 : c1ad76e8 r8 : c15ec1e0 <4>[ 230.706810] r7 : c5a3df60 r6 : 00000000 r5 : 00000000 r4 : c0c5bc3c <4>[ 230.713624] r3 : 1accfdfb r2 : 1accfdfb r1 : ef7aa5e4 r0 : 0000002b <4>[ 230.720439] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 230.727863] Control: 10c5387d Table: c51a406a DAC: 00000051 <0>[ 230.733896] Process cat (pid: 2130, stack limit = 0x5818cfa9) <0>[ 230.739917] Stack: (0xc5a3de38 to 0xc5a3e000) <0>[ 230.744550] de20: 00000025 c4f03000 <0>[ 230.753027] de40: 0000000a c5a3df60 c5a3de64 c5a3de58 c13ce710 c13ce46c c5a3de74 c5a3de68 <0>[ 230.761500] de60: c0c5aecc c13ce6fc c5a3de9c c5a3de78 c0c5b3cc c0c5aeac c0c5b2ac c4f52dc0 <0>[ 230.769972] de80: b6e18000 0000000a c3aa9540 c5a3df60 c5a3dec4 c5a3dea0 c07e42b0 c0c5b2b8 <0>[ 230.778443] dea0: 00000000 c4f52dc0 b6e18000 c290d000 c5a3df60 c07e424c c5a3df5c c5a3dec8 <0>[ 230.786914] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5a3c000 <0>[ 230.795385] dee0: b6e18000 00020000 00000004 0000000a 0001fff6 c5a3dee0 00000001 b6e17000 <0>[ 230.803856] df00: c4f0d640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 230.812328] df20: 00000000 00000000 c13e3a68 1accfdfb c206c1e0 c4f52dc0 c4f52dc0 c5a3c000 <0>[ 230.820800] df40: b6e18000 00000000 00000000 00000004 c5a3df94 c5a3df60 c059c624 c059bf68 <0>[ 230.829272] df60: 00000000 00000000 c5a3dfac 1accfdfb 0000000a 0000000a 7ff00000 00000004 <0>[ 230.837744] df80: c03002e4 c5a3c000 c5a3dfa4 c5a3df98 c059c6b4 c059c5bc 00000000 c5a3dfa8 <0>[ 230.846217] dfa0: c03000c0 c059c6a8 0000000a 0000000a 00000001 b6e18000 0000000a 00000001 <0>[ 230.854691] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e18000 00020000 0045fe38 <0>[ 230.863164] dfe0: 00000004 bef797e8 b6ede33b b6e57616 60080030 00000001 00000000 00000000 <0>[ 230.871627] Backtrace: <0>[ 230.874352] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 230.882816] r7:c5a3df60 r6:0000000a r5:c4f03000 r4:00000025 <0>[ 230.888762] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 230.897143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 230.905444] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 230.913650] r9:c5a3df60 r8:c3aa9540 r7:0000000a r6:b6e18000 r5:c4f52dc0 r4:c0c5b2ac <0>[ 230.921692] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 230.929810] r9:c07e424c r8:c5a3df60 r7:c290d000 r6:b6e18000 r5:c4f52dc0 r4:00000000 <0>[ 230.937849] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 230.945272] r10:00000004 r9:00000000 r8:00000000 r7:b6e18000 r6:c5a3c000 r5:c4f52dc0 <0>[ 230.953386] r4:c4f52dc0 <0>[ 230.956192] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 230.963615] r9:c5a3c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 230.971655] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 230.979505] Exception stack(0xc5a3dfa8 to 0xc5a3dff0) <0>[ 230.984839] dfa0: 0000000a 0000000a 00000001 b6e18000 0000000a 00000001 <0>[ 230.993315] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e18000 00020000 0045fe38 <0>[ 231.001782] dfe0: 00000004 bef797e8 b6ede33b b6e57616 <0>[ 231.007123] Code: bad PC value <4>[ 231.010521] ---[ end trace af413873b24c9d29 ]--- # Segmentation fault # [ 230.590415] lkdtm: Performing direct entry EXEC_NULL # [ 230.594238] lkdtm: attempting ok execution at c0c5bc3c # [ 230.599812] lkdtm: attempting bad execution at 00000000 # [ 230.605161] 8<--- cut here --- # [ 230.608551] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 230.616900] pgd = 250e0f56 # [ 230.619940] [00000000] *pgd=00000000 # [ 230.623723] Internal error: Oops: 80000005 [#9] SMP ARM # [ 230.629164] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 230.668211] CPU: 1 PID: 2130 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 230.676236] Hardware name: STM32 (Device Tree Support) # [ 230.681662] PC is at 0x0 # [ 230.684459] LR is at execute_location+0xa4/0xb4 # [ 230.689252] pc : [<00000000>] lr : [] psr: 60080013 # [ 230.695803] sp : c5a3de38 ip : 00000027 fp : c5a3de54 # [ 230.701306] r10: 0000000a r9 : c1ad76e8 r8 : c15ec1e0 # [ 230.706810] r7 : c5a3df60 r6 : 00000000 r5 : 00000000 r4 : c0c5bc3c # [ 230.713624] r3 : 1accfdfb r2 : 1accfdfb r1 : ef7aa5e4 r0 : 0000002b # [ 230.720439] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 230.727863] Control: 10c5387d Table: c51a406a DAC: 00000051 # [ 230.733896] Process cat (pid: 2130, stack limit = 0x5818cfa9) # [ 230.739917] Stack: (0xc5a3de38 to 0xc5a3e000) # [ 230.744550] de20: 00000025 c4f03000 # [ 230.753027] de40: 0000000a c5a3df60 c5a3de64 c5a3de58 c13ce710 c13ce46c c5a3de74 c5a3de68 # [ 230.761500] de60: c0c5aecc c13ce6fc c5a3de9c c5a3de78 c0c5b3cc c0c5aeac c0c5b2ac c4f52dc0 # [ 230.769972] de80: b6e18000 0000000a c3aa9540 c5a3df60 c5a3dec4 c5a3dea0 c07e42b0 c0c5b2b8 # [ 230.778443] dea0: 00000000 c4f52dc0 b6e18000 c290d000 c5a3df60 c07e424c c5a3df5c c5a3dec8 # [ 230.786914] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5a3c000 # [ 230.795385] dee0: b6e18000 00020000 00000004 0000000a 0001fff6 c5a3dee0 00000001 b6e17000 # [ 230.803856] df00: c4f0d640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 230.812328] df20: 00000000 00000000 c13e3a68 1accfdfb c206c1e0 c4f52dc0 c4f52dc0 c5a3c000 # [ 230.820800] df40: b6e18000 00000000 00000000 00000004 c5a3df94 c5a3df60 c059c624 c059bf68 # [ 230.829272] df60: 00000000 00000000 c5a3dfac 1accfdfb 0000000a 0000000a 7ff00000 00000004 # [ 230.837744] df80: c03002e4 c5a3c000 c5a3dfa4 c5a3df98 c059c6b4 c059c5bc 00000000 c5a3dfa8 # [ 230.846217] dfa0: c03000c0 c059c6a8 0000000a 0000000a 00000001 b6e18000 0000000a 00000001 # [ 230.854691] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e18000 00020000 0045fe38 # [ 230.863164] dfe0: 00000004 bef797e8 b6ede33b b6e57616 60080030 00000001 00000000 00000000 # [ 230.871627] Backtrace: # [ 230.874352] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 230.882816] r7:c5a3df60 r6:0000000a r5:c4f03000 r4:00000025 # [ 230.888762] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 230.897143] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 230.905444] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 230.913650] r9:c5a3df60 r8:c3aa9540 r7:0000000a r6:b6e18000 r5:c4f52dc0 r4:c0c5b2ac # [ 230.921692] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 230.929810] r9:c07e424c r8:c5a3df60 r7:c290d000 r6:b6e18000 r5:c4f52dc0 r4:00000000 # [ 230.937849] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 230.945272] r10:00000004 r9:00000000 r8:00000000 r7:b6e18000 r6:c5a3c000 r5:c4f52dc0 # [ 230.953386] r4:c4f52dc0 # [ 230.956192] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 230.963615] r9:c5a3c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 230.971655] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 230.979505] Exception stack(0xc5a3dfa8 to 0xc5a3dff0) # [ 230.984839] dfa0: 0000000a 0000000a 00000001 b6e18000 0000000a 00000001 # [ 230.993315] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e18000 00020000 0045fe38 # [ 231.001782] dfe0: 00000004 bef797e8 b6ede33b b6e57616 # [ 231.007123] Code: bad PC value # [ 231.010521] ---[ end trace af413873b24c9d29 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh <6>[ 232.001895] lkdtm: Performing direct entry ACCESS_USERSPACE <6>[ 232.006390] lkdtm: attempting bad read at b6fab000 <1>[ 232.011545] 8<--- cut here --- <1>[ 232.014705] Unhandled fault: page domain fault (0x01b) at 0xb6fab000 <1>[ 232.021353] pgd = e6491893 <1>[ 232.024315] [b6fab000] *pgd=f8e93835 <0>[ 232.028168] Internal error: : 1b [#10] SMP ARM <4>[ 232.032876] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 232.071936] CPU: 0 PID: 2207 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 232.079962] Hardware name: STM32 (Device Tree Support) <4>[ 232.085397] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 232.090890] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 232.096213] pc : [] lr : [] psr: 60080013 <4>[ 232.102765] sp : c5fede38 ip : c5fedd40 fp : c5fede64 <4>[ 232.108268] r10: 00000011 r9 : c1ad76f4 r8 : c15ec1e0 <4>[ 232.113771] r7 : c5fedf60 r6 : 00000051 r5 : c5fec000 r4 : b6fab000 <4>[ 232.120582] r3 : bf33f1e7 r2 : bf33f1e7 r1 : ef7955e0 r0 : 00000026 <4>[ 232.127396] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 232.134818] Control: 10c5387d Table: c500c06a DAC: 00000051 <0>[ 232.140846] Process cat (pid: 2207, stack limit = 0x8cc6720f) <0>[ 232.146869] Stack: (0xc5fede38 to 0xc5fee000) <0>[ 232.151501] de20: 00000022 00000000 <0>[ 232.159976] de40: 00000000 bf33f1e7 c5fede6c 00000026 c5f7b000 00000011 c5fede74 c5fede68 <0>[ 232.168449] de60: c0c5aecc c0c5bdac c5fede9c c5fede78 c0c5b3cc c0c5aeac c0c5b2ac c5ecb780 <0>[ 232.176921] de80: b6e70000 00000011 c3aa9540 c5fedf60 c5fedec4 c5fedea0 c07e42b0 c0c5b2b8 <0>[ 232.185393] dea0: 00000000 c5ecb780 b6e70000 c290d000 c5fedf60 c07e424c c5fedf5c c5fedec8 <0>[ 232.193866] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5fec000 <0>[ 232.202340] dee0: b6e70000 00020000 00000004 00000011 0001ffef c5fedee0 00000001 b6e6f000 <0>[ 232.210813] df00: c5ecb8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 232.219287] df20: 00000000 00000000 c13e3a68 bf33f1e7 c206c1e0 c5ecb780 c5ecb780 c5fec000 <0>[ 232.227759] df40: b6e70000 00000000 00000000 00000004 c5fedf94 c5fedf60 c059c624 c059bf68 <0>[ 232.236232] df60: 00000000 00000000 c5fedfac bf33f1e7 00000011 00000011 7ff00000 00000004 <0>[ 232.244705] df80: c03002e4 c5fec000 c5fedfa4 c5fedf98 c059c6b4 c059c5bc 00000000 c5fedfa8 <0>[ 232.253178] dfa0: c03000c0 c059c6a8 00000011 00000011 00000001 b6e70000 00000011 00000001 <0>[ 232.261650] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6e70000 00020000 0047fe38 <0>[ 232.270123] dfe0: 00000004 bec707e8 b6f3633b b6eaf616 60080030 00000001 00000000 00000000 <0>[ 232.278586] Backtrace: <0>[ 232.281312] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 232.290301] r6:00000011 r5:c5f7b000 r4:00000026 <0>[ 232.295196] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 232.303497] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 232.311704] r9:c5fedf60 r8:c3aa9540 r7:00000011 r6:b6e70000 r5:c5ecb780 r4:c0c5b2ac <0>[ 232.319745] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 232.327864] r9:c07e424c r8:c5fedf60 r7:c290d000 r6:b6e70000 r5:c5ecb780 r4:00000000 <0>[ 232.335903] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 232.343327] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c5fec000 r5:c5ecb780 <0>[ 232.351442] r4:c5ecb780 <0>[ 232.354248] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 232.361673] r9:c5fec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 <0>[ 232.369713] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 232.377563] Exception stack(0xc5fedfa8 to 0xc5fedff0) <0>[ 232.382898] dfa0: 00000011 00000011 00000001 b6e70000 00000011 00000001 <0>[ 232.391372] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6e70000 00020000 0047fe38 <0>[ 232.399839] dfe0: 00000004 bec707e8 b6f3633b b6eaf616 <0>[ 232.405172] Code: e1a01004 e3080618 e34c01ad eb1d9dda (e5943000) <4>[ 232.411552] ---[ end trace af413873b24c9d2a ]--- # Segmentation fault # [ 232.001895] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 232.006390] lkdtm: attempting bad read at b6fab000 # [ 232.011545] 8<--- cut here --- # [ 232.014705] Unhandled fault: page domain fault (0x01b) at 0xb6fab000 # [ 232.021353] pgd = e6491893 # [ 232.024315] [b6fab000] *pgd=f8e93835 # [ 232.028168] Internal error: : 1b [#10] SMP ARM # [ 232.032876] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 232.071936] CPU: 0 PID: 2207 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 232.079962] Hardware name: STM32 (Device Tree Support) # [ 232.085397] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 232.090890] LR is at __irq_work_queue_local+0x40/0x74 # [ 232.096213] pc : [] lr : [] psr: 60080013 # [ 232.102765] sp : c5fede38 ip : c5fedd40 fp : c5fede64 # [ 232.108268] r10: 00000011 r9 : c1ad76f4 r8 : c15ec1e0 # [ 232.113771] r7 : c5fedf60 r6 : 00000051 r5 : c5fec000 r4 : b6fab000 # [ 232.120582] r3 : bf33f1e7 r2 : bf33f1e7 r1 : ef7955e0 r0 : 00000026 # [ 232.127396] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 232.134818] Control: 10c5387d Table: c500c06a DAC: 00000051 # [ 232.140846] Process cat (pid: 2207, stack limit = 0x8cc6720f) # [ 232.146869] Stack: (0xc5fede38 to 0xc5fee000) # [ 232.151501] de20: 00000022 00000000 # [ 232.159976] de40: 00000000 bf33f1e7 c5fede6c 00000026 c5f7b000 00000011 c5fede74 c5fede68 # [ 232.168449] de60: c0c5aecc c0c5bdac c5fede9c c5fede78 c0c5b3cc c0c5aeac c0c5b2ac c5ecb780 # [ 232.176921] de80: b6e70000 00000011 c3aa9540 c5fedf60 c5fedec4 c5fedea0 c07e42b0 c0c5b2b8 # [ 232.185393] dea0: 00000000 c5ecb780 b6e70000 c290d000 c5fedf60 c07e424c c5fedf5c c5fedec8 # [ 232.193866] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5fec000 # [ 232.202340] dee0: b6e70000 00020000 00000004 00000011 0001ffef c5fedee0 00000001 b6e6f000 # [ 232.210813] df00: c5ecb8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 232.219287] df20: 00000000 00000000 c13e3a68 bf33f1e7 c206c1e0 c5ecb780 c5ecb780 c5fec000 # [ 232.227759] df40: b6e70000 00000000 00000000 00000004 c5fedf94 c5fedf60 c059c624 c059bf68 # [ 232.236232] df60: 00000000 00000000 c5fedfac bf33f1e7 00000011 00000011 7ff00000 00000004 # [ 232.244705] df80: c03002e4 c5fec000 c5fedfa4 c5fedf98 c059c6b4 c059c5bc 00000000 c5fedfa8 # [ 232.253178] dfa0: c03000c0 c059c6a8 00000011 00000011 00000001 b6e70000 00000011 00000001 # [ 232.261650] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6e70000 00020000 0047fe38 # [ 232.270123] dfe0: 00000004 bec707e8 b6f3633b b6eaf616 60080030 00000001 00000000 00000000 # [ 232.278586] Backtrace: # [ 232.281312] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 232.290301] r6:00000011 r5:c5f7b000 r4:00000026 # [ 232.295196] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 232.303497] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 232.311704] r9:c5fedf60 r8:c3aa9540 r7:00000011 r6:b6e70000 r5:c5ecb780 r4:c0c5b2ac # [ 232.319745] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 232.327864] r9:c07e424c r8:c5fedf60 r7:c290d000 r6:b6e70000 r5:c5ecb780 r4:00000000 # [ 232.335903] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 232.343327] r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c5fec000 r5:c5ecb780 # [ 232.351442] r4:c5ecb780 # [ 232.354248] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 232.361673] r9:c5fec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 # [ 232.369713] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 232.377563] Exception stack(0xc5fedfa8 to 0xc5fedff0) # [ 232.382898] dfa0: 00000011 00000011 00000001 b6e70000 00000011 00000001 # [ 232.391372] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6e70000 00020000 0047fe38 # [ 232.399839] dfe0: 00000004 bec707e8 b6f3633b b6eaf616 # [ 232.405172] Code: e1a01004 e3080618 e34c01ad eb1d9dda (e5943000) # [ 232.411552] ---[ end trace af413873b24c9d2a ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh <6>[ 233.322990] lkdtm: Performing direct entry ACCESS_NULL <6>[ 233.326987] lkdtm: attempting bad read at 00000000 <1>[ 233.332283] 8<--- cut here --- <1>[ 233.335364] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 233.343972] pgd = f164c460 <1>[ 233.346770] [00000000] *pgd=00000000 <0>[ 233.350714] Internal error: Oops: 5 [#11] SMP ARM <4>[ 233.355543] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 233.394596] CPU: 1 PID: 2283 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 233.402619] Hardware name: STM32 (Device Tree Support) <4>[ 233.408055] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 233.412935] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 233.418257] pc : [] lr : [] psr: 60080013 <4>[ 233.424809] sp : c513be50 ip : c513bd58 fp : c513be64 <4>[ 233.430312] r10: 0000000c r9 : c1ad7708 r8 : c15ec1e0 <4>[ 233.435816] r7 : c513bf60 r6 : 0000000c r5 : c5ec5000 r4 : 00000000 <4>[ 233.442630] r3 : f8f13c00 r2 : f8f13c00 r1 : ef7aa5e0 r0 : 00000026 <4>[ 233.449445] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 233.456868] Control: 10c5387d Table: c5de806a DAC: 00000051 <0>[ 233.462901] Process cat (pid: 2283, stack limit = 0x0c851eaf) <0>[ 233.468924] Stack: (0xc513be50 to 0xc513c000) <0>[ 233.473558] be40: 00000027 c5ec5000 c513be74 c513be68 <0>[ 233.482035] be60: c0c5aecc c13ce720 c513be9c c513be78 c0c5b3cc c0c5aeac c0c5b2ac c5c80000 <0>[ 233.490509] be80: b6da8000 0000000c c3aa9540 c513bf60 c513bec4 c513bea0 c07e42b0 c0c5b2b8 <0>[ 233.498981] bea0: 00000000 c5c80000 b6da8000 c290d000 c513bf60 c07e424c c513bf5c c513bec8 <0>[ 233.507455] bec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c513a000 <0>[ 233.515928] bee0: b6da8000 00020000 00000004 0000000c 0001fff4 c513bee0 00000001 b6da7000 <0>[ 233.524402] bf00: c5ad6b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 233.532876] bf20: 00000000 00000000 c13e3a68 f8f13c00 c206c1e0 c5c80000 c5c80000 c513a000 <0>[ 233.541350] bf40: b6da8000 00000000 00000000 00000004 c513bf94 c513bf60 c059c624 c059bf68 <0>[ 233.549824] bf60: 00000000 00000000 c513bfac f8f13c00 0000000c 0000000c 7ff00000 00000004 <0>[ 233.558297] bf80: c03002e4 c513a000 c513bfa4 c513bf98 c059c6b4 c059c5bc 00000000 c513bfa8 <0>[ 233.566770] bfa0: c03000c0 c059c6a8 0000000c 0000000c 00000001 b6da8000 0000000c 00000001 <0>[ 233.575243] bfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da8000 00020000 004bfe38 <0>[ 233.583716] bfe0: 00000004 bec7f7e8 b6e6e33b b6de7616 60080030 00000001 00000000 00000000 <0>[ 233.592178] Backtrace: <0>[ 233.594906] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 233.603454] r5:c5ec5000 r4:00000027 <0>[ 233.607303] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 233.615606] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 233.623812] r9:c513bf60 r8:c3aa9540 r7:0000000c r6:b6da8000 r5:c5c80000 r4:c0c5b2ac <0>[ 233.631856] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 233.639973] r9:c07e424c r8:c513bf60 r7:c290d000 r6:b6da8000 r5:c5c80000 r4:00000000 <0>[ 233.648012] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 233.655435] r10:00000004 r9:00000000 r8:00000000 r7:b6da8000 r6:c513a000 r5:c5c80000 <0>[ 233.663549] r4:c5c80000 <0>[ 233.666355] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 233.673778] r9:c513a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 233.681817] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 233.689667] Exception stack(0xc513bfa8 to 0xc513bff0) <0>[ 233.695001] bfa0: 0000000c 0000000c 00000001 b6da8000 0000000c 00000001 <0>[ 233.703477] bfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da8000 00020000 004bfe38 <0>[ 233.711944] bfe0: 00000004 bec7f7e8 b6e6e33b b6de7616 <0>[ 233.717276] Code: e3080618 e34c01ad e1a01004 ebffd3b8 (e5945000) <4>[ 233.723757] ---[ end trace af413873b24c9d2b ]--- # Segmentation fault # [ 233.322990] lkdtm: Performing direct entry ACCESS_NULL # [ 233.326987] lkdtm: attempting bad read at 00000000 # [ 233.332283] 8<--- cut here --- # [ 233.335364] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 233.343972] pgd = f164c460 # [ 233.346770] [00000000] *pgd=00000000 # [ 233.350714] Internal error: Oops: 5 [#11] SMP ARM # [ 233.355543] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 233.394596] CPU: 1 PID: 2283 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 233.402619] Hardware name: STM32 (Device Tree Support) # [ 233.408055] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 233.412935] LR is at __irq_work_queue_local+0x40/0x74 # [ 233.418257] pc : [] lr : [] psr: 60080013 # [ 233.424809] sp : c513be50 ip : c513bd58 fp : c513be64 # [ 233.430312] r10: 0000000c r9 : c1ad7708 r8 : c15ec1e0 # [ 233.435816] r7 : c513bf60 r6 : 0000000c r5 : c5ec5000 r4 : 00000000 # [ 233.442630] r3 : f8f13c00 r2 : f8f13c00 r1 : ef7aa5e0 r0 : 00000026 # [ 233.449445] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 233.456868] Control: 10c5387d Table: c5de806a DAC: 00000051 # [ 233.462901] Process cat (pid: 2283, stack limit = 0x0c851eaf) # [ 233.468924] Stack: (0xc513be50 to 0xc513c000) # [ 233.473558] be40: 00000027 c5ec5000 c513be74 c513be68 # [ 233.482035] be60: c0c5aecc c13ce720 c513be9c c513be78 c0c5b3cc c0c5aeac c0c5b2ac c5c80000 # [ 233.490509] be80: b6da8000 0000000c c3aa9540 c513bf60 c513bec4 c513bea0 c07e42b0 c0c5b2b8 # [ 233.498981] bea0: 00000000 c5c80000 b6da8000 c290d000 c513bf60 c07e424c c513bf5c c513bec8 # [ 233.507455] bec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c513a000 # [ 233.515928] bee0: b6da8000 00020000 00000004 0000000c 0001fff4 c513bee0 00000001 b6da7000 # [ 233.524402] bf00: c5ad6b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 233.532876] bf20: 00000000 00000000 c13e3a68 f8f13c00 c206c1e0 c5c80000 c5c80000 c513a000 # [ 233.541350] bf40: b6da8000 00000000 00000000 00000004 c513bf94 c513bf60 c059c624 c059bf68 # [ 233.549824] bf60: 00000000 00000000 c513bfac f8f13c00 0000000c 0000000c 7ff00000 00000004 # [ 233.558297] bf80: c03002e4 c513a000 c513bfa4 c513bf98 c059c6b4 c059c5bc 00000000 c513bfa8 # [ 233.566770] bfa0: c03000c0 c059c6a8 0000000c 0000000c 00000001 b6da8000 0000000c 00000001 # [ 233.575243] bfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da8000 00020000 004bfe38 # [ 233.583716] bfe0: 00000004 bec7f7e8 b6e6e33b b6de7616 60080030 00000001 00000000 00000000 # [ 233.592178] Backtrace: # [ 233.594906] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 233.603454] r5:c5ec5000 r4:00000027 # [ 233.607303] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 233.615606] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 233.623812] r9:c513bf60 r8:c3aa9540 r7:0000000c r6:b6da8000 r5:c5c80000 r4:c0c5b2ac # [ 233.631856] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 233.639973] r9:c07e424c r8:c513bf60 r7:c290d000 r6:b6da8000 r5:c5c80000 r4:00000000 # [ 233.648012] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 233.655435] r10:00000004 r9:00000000 r8:00000000 r7:b6da8000 r6:c513a000 r5:c5c80000 # [ 233.663549] r4:c5c80000 # [ 233.666355] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 233.673778] r9:c513a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 233.681817] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 233.689667] Exception stack(0xc513bfa8 to 0xc513bff0) # [ 233.695001] bfa0: 0000000c 0000000c 00000001 b6da8000 0000000c 00000001 # [ 233.703477] bfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da8000 00020000 004bfe38 # [ 233.711944] bfe0: 00000004 bec7f7e8 b6e6e33b b6de7616 # [ 233.717276] Code: e3080618 e34c01ad e1a01004 ebffd3b8 (e5945000) # [ 233.723757] ---[ end trace af413873b24c9d2b ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh <6>[ 234.726706] lkdtm: Performing direct entry WRITE_RO <6>[ 234.730570] lkdtm: attempting bad rodata write at c15ec478 <1>[ 234.736202] 8<--- cut here --- <1>[ 234.739511] Unable to handle kernel paging request at virtual address c15ec478 <1>[ 234.747025] pgd = cecac225 <1>[ 234.749989] [c15ec478] *pgd=c141941e(bad) <0>[ 234.754276] Internal error: Oops: 80d [#12] SMP ARM <4>[ 234.759424] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 234.798475] CPU: 0 PID: 2358 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 234.806498] Hardware name: STM32 (Device Tree Support) <4>[ 234.811930] PC is at lkdtm_WRITE_RO+0x44/0x50 <4>[ 234.816548] LR is at 0x0 <4>[ 234.819339] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 234.825888] sp : c5f45e50 ip : 00000027 fp : c5f45e64 <4>[ 234.831390] r10: 00000009 r9 : c1ad7714 r8 : c15ec1e0 <4>[ 234.836893] r7 : c5f45f60 r6 : 00000009 r5 : c5e0f000 r4 : c15ec478 <4>[ 234.843706] r3 : 0198b861 r2 : aa55aa55 r1 : ef7955e4 r0 : c1ad8518 <4>[ 234.850520] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 234.857943] Control: 10c5387d Table: c515406a DAC: 00000051 <0>[ 234.863970] Process cat (pid: 2358, stack limit = 0xc6aed9a2) <0>[ 234.869995] Stack: (0xc5f45e50 to 0xc5f46000) <0>[ 234.874630] 5e40: 00000028 c5e0f000 c5f45e74 c5f45e68 <0>[ 234.883105] 5e60: c0c5aecc c13ce520 c5f45e9c c5f45e78 c0c5b3cc c0c5aeac c0c5b2ac c5af3000 <0>[ 234.891578] 5e80: b6e2f000 00000009 c3aa9540 c5f45f60 c5f45ec4 c5f45ea0 c07e42b0 c0c5b2b8 <0>[ 234.900051] 5ea0: 00000000 c5af3000 b6e2f000 c290d000 c5f45f60 c07e424c c5f45f5c c5f45ec8 <0>[ 234.908522] 5ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5f44000 <0>[ 234.916995] 5ee0: b6e2f000 00020000 00000004 00000009 0001fff7 c5f45ee0 00000001 b6e2e000 <0>[ 234.925467] 5f00: c5af3640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 234.933939] 5f20: 00000000 00000000 c13e3a68 8cf9ac33 c206c1e0 c5af3000 c5af3000 c5f44000 <0>[ 234.942411] 5f40: b6e2f000 00000000 00000000 00000004 c5f45f94 c5f45f60 c059c624 c059bf68 <0>[ 234.950882] 5f60: 00000000 00000000 c5f45fac 8cf9ac33 00000009 00000009 7ff00000 00000004 <0>[ 234.959356] 5f80: c03002e4 c5f44000 c5f45fa4 c5f45f98 c059c6b4 c059c5bc 00000000 c5f45fa8 <0>[ 234.967829] 5fa0: c03000c0 c059c6a8 00000009 00000009 00000001 b6e2f000 00000009 00000001 <0>[ 234.976303] 5fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e2f000 00020000 004efe38 <0>[ 234.984776] 5fe0: 00000004 beedb7e8 b6ef533b b6e6e616 60080030 00000001 00000000 00000000 <0>[ 234.993239] Backtrace: <0>[ 234.995966] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 235.004252] r5:c5e0f000 r4:00000028 <0>[ 235.008100] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 235.016402] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 235.024609] r9:c5f45f60 r8:c3aa9540 r7:00000009 r6:b6e2f000 r5:c5af3000 r4:c0c5b2ac <0>[ 235.032651] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 235.040770] r9:c07e424c r8:c5f45f60 r7:c290d000 r6:b6e2f000 r5:c5af3000 r4:00000000 <0>[ 235.048809] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 235.056233] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c5f44000 r5:c5af3000 <0>[ 235.064350] r4:c5af3000 <0>[ 235.067156] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 235.074580] r9:c5f44000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 <0>[ 235.082620] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 235.090469] Exception stack(0xc5f45fa8 to 0xc5f45ff0) <0>[ 235.095804] 5fa0: 00000009 00000009 00000001 b6e2f000 00000009 00000001 <0>[ 235.104279] 5fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e2f000 00020000 004efe38 <0>[ 235.112748] 5fe0: 00000004 beedb7e8 b6ef533b b6e6e616 <0>[ 235.118080] Code: e34a3bcd e3080518 e34c01ad e0233002 (e5843000) <4>[ 235.124458] ---[ end trace af413873b24c9d2c ]--- # Segmentation fault # [ 234.726706] lkdtm: Performing direct entry WRITE_RO # [ 234.730570] lkdtm: attempting bad rodata write at c15ec478 # [ 234.736202] 8<--- cut here --- # [ 234.739511] Unable to handle kernel paging request at virtual address c15ec478 # [ 234.747025] pgd = cecac225 # [ 234.749989] [c15ec478] *pgd=c141941e(bad) # [ 234.754276] Internal error: Oops: 80d [#12] SMP ARM # [ 234.759424] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 234.798475] CPU: 0 PID: 2358 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 234.806498] Hardware name: STM32 (Device Tree Support) # [ 234.811930] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 234.816548] LR is at 0x0 # [ 234.819339] pc : [] lr : [<00000000>] psr: 60080013 # [ 234.825888] sp : c5f45e50 ip : 00000027 fp : c5f45e64 # [ 234.831390] r10: 00000009 r9 : c1ad7714 r8 : c15ec1e0 # [ 234.836893] r7 : c5f45f60 r6 : 00000009 r5 : c5e0f000 r4 : c15ec478 # [ 234.843706] r3 : 0198b861 r2 : aa55aa55 r1 : ef7955e4 r0 : c1ad8518 # [ 234.850520] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 234.857943] Control: 10c5387d Table: c515406a DAC: 00000051 # [ 234.863970] Process cat (pid: 2358, stack limit = 0xc6aed9a2) # [ 234.869995] Stack: (0xc5f45e50 to 0xc5f46000) # [ 234.874630] 5e40: 00000028 c5e0f000 c5f45e74 c5f45e68 # [ 234.883105] 5e60: c0c5aecc c13ce520 c5f45e9c c5f45e78 c0c5b3cc c0c5aeac c0c5b2ac c5af3000 # [ 234.891578] 5e80: b6e2f000 00000009 c3aa9540 c5f45f60 c5f45ec4 c5f45ea0 c07e42b0 c0c5b2b8 # [ 234.900051] 5ea0: 00000000 c5af3000 b6e2f000 c290d000 c5f45f60 c07e424c c5f45f5c c5f45ec8 # [ 234.908522] 5ec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5f44000 # [ 234.916995] 5ee0: b6e2f000 00020000 00000004 00000009 0001fff7 c5f45ee0 00000001 b6e2e000 # [ 234.925467] 5f00: c5af3640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 234.933939] 5f20: 00000000 00000000 c13e3a68 8cf9ac33 c206c1e0 c5af3000 c5af3000 c5f44000 # [ 234.942411] 5f40: b6e2f000 00000000 00000000 00000004 c5f45f94 c5f45f60 c059c624 c059bf68 # [ 234.950882] 5f60: 00000000 00000000 c5f45fac 8cf9ac33 00000009 00000009 7ff00000 00000004 # [ 234.959356] 5f80: c03002e4 c5f44000 c5f45fa4 c5f45f98 c059c6b4 c059c5bc 00000000 c5f45fa8 # [ 234.967829] 5fa0: c03000c0 c059c6a8 00000009 00000009 00000001 b6e2f000 00000009 00000001 # [ 234.976303] 5fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e2f000 00020000 004efe38 # [ 234.984776] 5fe0: 00000004 beedb7e8 b6ef533b b6e6e616 60080030 00000001 00000000 00000000 # [ 234.993239] Backtrace: # [ 234.995966] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 235.004252] r5:c5e0f000 r4:00000028 # [ 235.008100] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 235.016402] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 235.024609] r9:c5f45f60 r8:c3aa9540 r7:00000009 r6:b6e2f000 r5:c5af3000 r4:c0c5b2ac # [ 235.032651] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 235.040770] r9:c07e424c r8:c5f45f60 r7:c290d000 r6:b6e2f000 r5:c5af3000 r4:00000000 # [ 235.048809] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 235.056233] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c5f44000 r5:c5af3000 # [ 235.064350] r4:c5af3000 # [ 235.067156] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 235.074580] r9:c5f44000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 # [ 235.082620] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 235.090469] Exception stack(0xc5f45fa8 to 0xc5f45ff0) # [ 235.095804] 5fa0: 00000009 00000009 00000001 b6e2f000 00000009 00000001 # [ 235.104279] 5fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e2f000 00020000 004efe38 # [ 235.112748] 5fe0: 00000004 beedb7e8 b6ef533b b6e6e616 # [ 235.118080] Code: e34a3bcd e3080518 e34c01ad e0233002 (e5843000) # [ 235.124458] ---[ end trace af413873b24c9d2c ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh <6>[ 236.156780] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT <6>[ 236.161631] lkdtm: attempting bad ro_after_init write at c1b8ac74 <1>[ 236.168031] 8<--- cut here --- <1>[ 236.171167] Unable to handle kernel paging request at virtual address c1b8ac74 <1>[ 236.178683] pgd = 35b9490c <1>[ 236.181644] [c1b8ac74] *pgd=c1a1941e(bad) <0>[ 236.185933] Internal error: Oops: 80d [#13] SMP ARM <4>[ 236.191079] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 236.230143] CPU: 0 PID: 2433 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 236.238170] Hardware name: STM32 (Device Tree Support) <4>[ 236.243604] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 <4>[ 236.249188] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 236.254512] pc : [] lr : [] psr: 60080013 <4>[ 236.261064] sp : c5f7de50 ip : c5f7dd58 fp : c5f7de64 <4>[ 236.266567] r10: 00000014 r9 : c1ad7720 r8 : c15ec1e0 <4>[ 236.272072] r7 : c5f7df60 r6 : 00000014 r5 : c5edd000 r4 : c1b8ac74 <4>[ 236.278887] r3 : fe67479e r2 : 55aa55aa r1 : ef7955e0 r0 : c1ad8518 <4>[ 236.285702] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 236.293128] Control: 10c5387d Table: c5a3c06a DAC: 00000051 <0>[ 236.299157] Process cat (pid: 2433, stack limit = 0x8071f786) <0>[ 236.305182] Stack: (0xc5f7de50 to 0xc5f7e000) <0>[ 236.309818] de40: 00000029 c5edd000 c5f7de74 c5f7de68 <0>[ 236.318294] de60: c0c5aecc c13ce570 c5f7de9c c5f7de78 c0c5b3cc c0c5aeac c0c5b2ac c4fa2640 <0>[ 236.326768] de80: b6e18000 00000014 c3aa9540 c5f7df60 c5f7dec4 c5f7dea0 c07e42b0 c0c5b2b8 <0>[ 236.335243] dea0: 00000000 c4fa2640 b6e18000 c290d000 c5f7df60 c07e424c c5f7df5c c5f7dec8 <0>[ 236.343717] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5f7c000 <0>[ 236.352192] dee0: b6e18000 00020000 00000004 00000014 0001ffec c5f7dee0 00000001 b6e17000 <0>[ 236.360666] df00: c5bed640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 236.369143] df20: 00000000 00000000 c13e3a68 9cae45e9 c206c1e0 c4fa2640 c4fa2640 c5f7c000 <0>[ 236.377618] df40: b6e18000 00000000 00000000 00000004 c5f7df94 c5f7df60 c059c624 c059bf68 <0>[ 236.386093] df60: 00000000 00000000 c5f7dfac 9cae45e9 00000014 00000014 7ff00000 00000004 <0>[ 236.394568] df80: c03002e4 c5f7c000 c5f7dfa4 c5f7df98 c059c6b4 c059c5bc 00000000 c5f7dfa8 <0>[ 236.403041] dfa0: c03000c0 c059c6a8 00000014 00000014 00000001 b6e18000 00000014 00000001 <0>[ 236.411516] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e18000 00020000 0041fe38 <0>[ 236.419990] dfe0: 00000004 beca27e8 b6ede33b b6e57616 60080030 00000001 00000000 00000000 <0>[ 236.428454] Backtrace: <0>[ 236.431182] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 236.440432] r5:c5edd000 r4:00000029 <0>[ 236.444282] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 236.452589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 236.460795] r9:c5f7df60 r8:c3aa9540 r7:00000014 r6:b6e18000 r5:c4fa2640 r4:c0c5b2ac <0>[ 236.468837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 236.476957] r9:c07e424c r8:c5f7df60 r7:c290d000 r6:b6e18000 r5:c4fa2640 r4:00000000 <0>[ 236.484998] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 236.492421] r10:00000004 r9:00000000 r8:00000000 r7:b6e18000 r6:c5f7c000 r5:c4fa2640 <0>[ 236.500534] r4:c4fa2640 <0>[ 236.503341] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 236.510764] r9:c5f7c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 <0>[ 236.518806] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 236.526658] Exception stack(0xc5f7dfa8 to 0xc5f7dff0) <0>[ 236.531993] dfa0: 00000014 00000014 00000001 b6e18000 00000014 00000001 <0>[ 236.540471] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e18000 00020000 0041fe38 <0>[ 236.548941] dfe0: 00000004 beca27e8 b6ede33b b6e57616 <0>[ 236.554275] Code: e34a3bcd e3080518 e34c01ad e0233002 (e5843000) <4>[ 236.560657] ---[ end trace af413873b24c9d2d ]--- # Segmentation fault # [ 236.156780] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 236.161631] lkdtm: attempting bad ro_after_init write at c1b8ac74 # [ 236.168031] 8<--- cut here --- # [ 236.171167] Unable to handle kernel paging request at virtual address c1b8ac74 # [ 236.178683] pgd = 35b9490c # [ 236.181644] [c1b8ac74] *pgd=c1a1941e(bad) # [ 236.185933] Internal error: Oops: 80d [#13] SMP ARM # [ 236.191079] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 236.230143] CPU: 0 PID: 2433 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 236.238170] Hardware name: STM32 (Device Tree Support) # [ 236.243604] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 236.249188] LR is at __irq_work_queue_local+0x40/0x74 # [ 236.254512] pc : [] lr : [] psr: 60080013 # [ 236.261064] sp : c5f7de50 ip : c5f7dd58 fp : c5f7de64 # [ 236.266567] r10: 00000014 r9 : c1ad7720 r8 : c15ec1e0 # [ 236.272072] r7 : c5f7df60 r6 : 00000014 r5 : c5edd000 r4 : c1b8ac74 # [ 236.278887] r3 : fe67479e r2 : 55aa55aa r1 : ef7955e0 r0 : c1ad8518 # [ 236.285702] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 236.293128] Control: 10c5387d Table: c5a3c06a DAC: 00000051 # [ 236.299157] Process cat (pid: 2433, stack limit = 0x8071f786) # [ 236.305182] Stack: (0xc5f7de50 to 0xc5f7e000) # [ 236.309818] de40: 00000029 c5edd000 c5f7de74 c5f7de68 # [ 236.318294] de60: c0c5aecc c13ce570 c5f7de9c c5f7de78 c0c5b3cc c0c5aeac c0c5b2ac c4fa2640 # [ 236.326768] de80: b6e18000 00000014 c3aa9540 c5f7df60 c5f7dec4 c5f7dea0 c07e42b0 c0c5b2b8 # [ 236.335243] dea0: 00000000 c4fa2640 b6e18000 c290d000 c5f7df60 c07e424c c5f7df5c c5f7dec8 # [ 236.343717] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5f7c000 # [ 236.352192] dee0: b6e18000 00020000 00000004 00000014 0001ffec c5f7dee0 00000001 b6e17000 # [ 236.360666] df00: c5bed640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 236.369143] df20: 00000000 00000000 c13e3a68 9cae45e9 c206c1e0 c4fa2640 c4fa2640 c5f7c000 # [ 236.377618] df40: b6e18000 00000000 00000000 00000004 c5f7df94 c5f7df60 c059c624 c059bf68 # [ 236.386093] df60: 00000000 00000000 c5f7dfac 9cae45e9 00000014 00000014 7ff00000 00000004 # [ 236.394568] df80: c03002e4 c5f7c000 c5f7dfa4 c5f7df98 c059c6b4 c059c5bc 00000000 c5f7dfa8 # [ 236.403041] dfa0: c03000c0 c059c6a8 00000014 00000014 00000001 b6e18000 00000014 00000001 # [ 236.411516] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e18000 00020000 0041fe38 # [ 236.419990] dfe0: 00000004 beca27e8 b6ede33b b6e57616 60080030 00000001 00000000 00000000 # [ 236.428454] Backtrace: # [ 236.431182] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 236.440432] r5:c5edd000 r4:00000029 # [ 236.444282] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 236.452589] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 236.460795] r9:c5f7df60 r8:c3aa9540 r7:00000014 r6:b6e18000 r5:c4fa2640 r4:c0c5b2ac # [ 236.468837] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 236.476957] r9:c07e424c r8:c5f7df60 r7:c290d000 r6:b6e18000 r5:c4fa2640 r4:00000000 # [ 236.484998] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 236.492421] r10:00000004 r9:00000000 r8:00000000 r7:b6e18000 r6:c5f7c000 r5:c4fa2640 # [ 236.500534] r4:c4fa2640 # [ 236.503341] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 236.510764] r9:c5f7c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 # [ 236.518806] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 236.526658] Exception stack(0xc5f7dfa8 to 0xc5f7dff0) # [ 236.531993] dfa0: 00000014 00000014 00000001 b6e18000 00000014 00000001 # [ 236.540471] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e18000 00020000 0041fe38 # [ 236.548941] dfe0: 00000004 beca27e8 b6ede33b b6e57616 # [ 236.554275] Code: e34a3bcd e3080518 e34c01ad e0233002 (e5843000) # [ 236.560657] ---[ end trace af413873b24c9d2d ]--- # 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>[ 237.691380] lkdtm: Performing direct entry WRITE_KERN <6>[ 237.695292] lkdtm: attempting bad 7809024 byte write at c13ce43c <1>[ 237.701746] 8<--- cut here --- <1>[ 237.704894] Unable to handle kernel paging request at virtual address c13ce43c <1>[ 237.712409] pgd = ed49095b <1>[ 237.715372] [c13ce43c] *pgd=c121940e(bad) <0>[ 237.719661] Internal error: Oops: 80d [#14] SMP ARM <4>[ 237.724809] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 237.763867] CPU: 0 PID: 2508 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 237.771893] Hardware name: STM32 (Device Tree Support) <4>[ 237.777326] PC is at memcpy+0x50/0x330 <4>[ 237.781336] LR is at 0xe92dd830 <4>[ 237.784739] pc : [] lr : [] psr: 20080013 <4>[ 237.791291] sp : c5fede2c ip : e1a0c00d fp : c5fede64 <4>[ 237.796795] r10: 0000000b r9 : c1ad7734 r8 : e89da800 <4>[ 237.802300] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 237.809115] r3 : e1a0c00d r2 : 00772760 r1 : c0c5bc5c r0 : c13ce43c <4>[ 237.815931] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 237.823356] Control: 10c5387d Table: c50b806a DAC: 00000051 <0>[ 237.829386] Process cat (pid: 2508, stack limit = 0x8cc6720f) <0>[ 237.835412] Stack: (0xc5fede2c to 0xc5fee000) <0>[ 237.840049] de20: c0c5bc3c 00772800 c5fedf60 c15ec1e0 c13ce43c <0>[ 237.848524] de40: c13ce43c c13ce620 0000002a c5edd000 0000000b c5fedf60 c5fede74 c5fede68 <0>[ 237.856999] de60: c0c5aecc c13ce5e0 c5fede9c c5fede78 c0c5b3cc c0c5aeac c0c5b2ac c4fc0a00 <0>[ 237.865473] de80: b6e23000 0000000b c3aa9540 c5fedf60 c5fedec4 c5fedea0 c07e42b0 c0c5b2b8 <0>[ 237.873947] dea0: 00000000 c4fc0a00 b6e23000 c290d000 c5fedf60 c07e424c c5fedf5c c5fedec8 <0>[ 237.882423] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5fec000 <0>[ 237.890896] dee0: b6e23000 00020000 00000004 0000000b 0001fff5 c5fedee0 00000001 b6e22000 <0>[ 237.899369] df00: c4fc03c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 237.907842] df20: 00000000 00000000 c13e3a68 02aa6b97 c206c1e0 c4fc0a00 c4fc0a00 c5fec000 <0>[ 237.916315] df40: b6e23000 00000000 00000000 00000004 c5fedf94 c5fedf60 c059c624 c059bf68 <0>[ 237.924788] df60: 00000000 00000000 c5fedfac 02aa6b97 0000000b 0000000b 7ff00000 00000004 <0>[ 237.933263] df80: c03002e4 c5fec000 c5fedfa4 c5fedf98 c059c6b4 c059c5bc 00000000 c5fedfa8 <0>[ 237.941737] dfa0: c03000c0 c059c6a8 0000000b 0000000b 00000001 b6e23000 0000000b 00000001 <0>[ 237.950211] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e23000 00020000 0042fe38 <0>[ 237.958685] dfe0: 00000004 bed707e8 b6ee933b b6e62616 60080030 00000001 00000000 00000000 <0>[ 237.967148] Backtrace: <0>[ 237.969879] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 237.978342] r7:c5fedf60 r6:0000000b r5:c5edd000 r4:0000002a <0>[ 237.984284] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 237.992587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 238.000794] r9:c5fedf60 r8:c3aa9540 r7:0000000b r6:b6e23000 r5:c4fc0a00 r4:c0c5b2ac <0>[ 238.008836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <0>[ 238.016956] r9:c07e424c r8:c5fedf60 r7:c290d000 r6:b6e23000 r5:c4fc0a00 r4:00000000 <0>[ 238.024996] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 238.032420] r10:00000004 r9:00000000 r8:00000000 r7:b6e23000 r6:c5fec000 r5:c4fc0a00 <0>[ 238.040536] r4:c4fc0a00 <0>[ 238.043342] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 238.050766] r9:c5fec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 238.058806] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 238.066657] Exception stack(0xc5fedfa8 to 0xc5fedff0) <0>[ 238.071992] dfa0: 0000000b 0000000b 00000001 b6e23000 0000000b 00000001 <0>[ 238.080468] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e23000 00020000 0042fe38 <0>[ 238.088937] dfe0: 00000004 bed707e8 b6ee933b b6e62616 <0>[ 238.094270] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 238.100650] ---[ end trace af413873b24c9d2e ]--- # Segmentation fault # [ 237.691380] lkdtm: Performing direct entry WRITE_KERN # [ 237.695292] lkdtm: attempting bad 7809024 byte write at c13ce43c # [ 237.701746] 8<--- cut here --- # [ 237.704894] Unable to handle kernel paging request at virtual address c13ce43c # [ 237.712409] pgd = ed49095b # [ 237.715372] [c13ce43c] *pgd=c121940e(bad) # [ 237.719661] Internal error: Oops: 80d [#14] SMP ARM # [ 237.724809] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 237.763867] CPU: 0 PID: 2508 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 237.771893] Hardware name: STM32 (Device Tree Support) # [ 237.777326] PC is at memcpy+0x50/0x330 # [ 237.781336] LR is at 0xe92dd830 # [ 237.784739] pc : [] lr : [] psr: 20080013 # [ 237.791291] sp : c5fede2c ip : e1a0c00d fp : c5fede64 # [ 237.796795] r10: 0000000b r9 : c1ad7734 r8 : e89da800 # [ 237.802300] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 237.809115] r3 : e1a0c00d r2 : 00772760 r1 : c0c5bc5c r0 : c13ce43c # [ 237.815931] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 237.823356] Control: 10c5387d Table: c50b806a DAC: 00000051 # [ 237.829386] Process cat (pid: 2508, stack limit = 0x8cc6720f) # [ 237.835412] Stack: (0xc5fede2c to 0xc5fee000) # [ 237.840049] de20: c0c5bc3c 00772800 c5fedf60 c15ec1e0 c13ce43c # [ 237.848524] de40: c13ce43c c13ce620 0000002a c5edd000 0000000b c5fedf60 c5fede74 c5fede68 # [ 237.856999] de60: c0c5aecc c13ce5e0 c5fede9c c5fede78 c0c5b3cc c0c5aeac c0c5b2ac c4fc0a00 # [ 237.865473] de80: b6e23000 0000000b c3aa9540 c5fedf60 c5fedec4 c5fedea0 c07e42b0 c0c5b2b8 # [ 237.873947] dea0: 00000000 c4fc0a00 b6e23000 c290d000 c5fedf60 c07e424c c5fedf5c c5fedec8 # [ 237.882423] dec0: c059c068 c07e4258 00000001 00000000 c059c624 c13e3a68 c059c624 c5fec000 # [ 237.890896] dee0: b6e23000 00020000 00000004 0000000b 0001fff5 c5fedee0 00000001 b6e22000 # [ 237.899369] df00: c4fc03c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 237.907842] df20: 00000000 00000000 c13e3a68 02aa6b97 c206c1e0 c4fc0a00 c4fc0a00 c5fec000 # [ 237.916315] df40: b6e23000 00000000 00000000 00000004 c5fedf94 c5fedf60 c059c624 c059bf68 # [ 237.924788] df60: 00000000 00000000 c5fedfac 02aa6b97 0000000b 0000000b 7ff00000 00000004 # [ 237.933263] df80: c03002e4 c5fec000 c5fedfa4 c5fedf98 c059c6b4 c059c5bc 00000000 c5fedfa8 # [ 237.941737] dfa0: c03000c0 c059c6a8 0000000b 0000000b 00000001 b6e23000 0000000b 00000001 # [ 237.950211] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e23000 00020000 0042fe38 # [ 237.958685] dfe0: 00000004 bed707e8 b6ee933b b6e62616 60080030 00000001 00000000 00000000 # [ 237.967148] Backtrace: # [ 237.969879] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 237.978342] r7:c5fedf60 r6:0000000b r5:c5edd000 r4:0000002a # [ 237.984284] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 237.992587] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 238.000794] r9:c5fedf60 r8:c3aa9540 r7:0000000b r6:b6e23000 r5:c4fc0a00 r4:c0c5b2ac # [ 238.008836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 238.016956] r9:c07e424c r8:c5fedf60 r7:c290d000 r6:b6e23000 r5:c4fc0a00 r4:00000000 # [ 238.024996] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 238.032420] r10:00000004 r9:00000000 r8:00000000 r7:b6e23000 r6:c5fec000 r5:c4fc0a00 # [ 238.040536] r4:c4fc0a00 # [ 238.043342] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 238.050766] r9:c5fec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 238.058806] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 238.066657] Exception stack(0xc5fedfa8 to 0xc5fedff0) # [ 238.071992] dfa0: 0000000b 0000000b 00000001 b6e23000 0000000b 00000001 # [ 238.080468] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e23000 00020000 0042fe38 # [ 238.088937] dfe0: 00000004 bed707e8 b6ee933b b6e62616 # [ 238.094270] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 238.100650] ---[ end trace af413873b24c9d2e ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <6>[ 239.133759] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW <6>[ 239.138786] lkdtm: attempting good refcount_inc() without overflow <6>[ 239.145087] lkdtm: attempting bad refcount_inc() overflow <4>[ 239.151014] ------------[ cut here ]------------ <4>[ 239.155689] WARNING: CPU: 1 PID: 2584 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 239.164500] refcount_t: saturated; leaking memory. <4>[ 239.169550] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 239.208603] CPU: 1 PID: 2584 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 239.216561] Hardware name: STM32 (Device Tree Support) <4>[ 239.221978] Backtrace: <4>[ 239.224707] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 239.232559] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 239.238503] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 239.246104] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 239.253351] r9:00000009 r8:c0877878 r7:00000016 r6:00000009 r5:c0877878 r4:c1a2b698 <4>[ 239.261390] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 239.269162] r7:00000016 r6:c1a2b698 r5:c1a2b670 r4:c5832000 <4>[ 239.275108] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 239.284368] r9:c1ad7740 r8:c15ec1e0 r7:c5833f60 r6:00000016 r5:c5ec5000 r4:c5832000 <4>[ 239.292410] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 239.302371] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) <4>[ 239.312765] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 239.322189] r4:0000002b <4>[ 239.324994] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 239.333298] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 239.341506] r9:c5833f60 r8:c3aa9540 r7:00000016 r6:b6dc7000 r5:c59fc000 r4:c0c5b2ac <4>[ 239.349549] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 239.357669] r9:c07e424c r8:c5833f60 r7:c290d000 r6:b6dc7000 r5:c59fc000 r4:00000000 <4>[ 239.365710] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 239.373134] r10:00000004 r9:00000000 r8:00000000 r7:b6dc7000 r6:c5832000 r5:c59fc000 <4>[ 239.381250] r4:c59fc000 <4>[ 239.384057] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 239.391482] r9:c5832000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 239.399524] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 239.407378] Exception stack(0xc5833fa8 to 0xc5833ff0) <4>[ 239.412714] 3fa0: 00000016 00000016 00000001 b6dc7000 00000016 00000001 <4>[ 239.421190] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dc7000 00020000 004ffe38 <4>[ 239.429659] 3fe0: 00000004 be8237e8 b6e8d33b b6e06616 <4>[ 239.435079] irq event stamp: 0 <4>[ 239.438406] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 239.444181] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 239.452066] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 239.459866] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 239.465633] ---[ end trace af413873b24c9d2f ]--- <6>[ 239.470566] lkdtm: Overflow detected: saturated # [ 239.133759] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 239.138786] lkdtm: attempting good refcount_inc() without overflow # [ 239.145087] lkdtm: attempting bad refcount_inc() overflow # [ 239.151014] ------------[ cut here ]------------ # [ 239.155689] WARNING: CPU: 1 PID: 2584 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 239.164500] refcount_t: saturated; leaking memory. # [ 239.169550] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 239.208603] CPU: 1 PID: 2584 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 239.216561] Hardware name: STM32 (Device Tree Support) # [ 239.221978] Backtrace: # [ 239.224707] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 239.232559] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 239.238503] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 239.246104] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 239.253351] r9:00000009 r8:c0877878 r7:00000016 r6:00000009 r5:c0877878 r4:c1a2b698 # [ 239.261390] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 239.269162] r7:00000016 r6:c1a2b698 r5:c1a2b670 r4:c5832000 # [ 239.275108] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 239.284368] r9:c1ad7740 r8:c15ec1e0 r7:c5833f60 r6:00000016 r5:c5ec5000 r4:c5832000 # [ 239.292410] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 239.302371] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 239.312765] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 239.322189] r4:0000002b # [ 239.324994] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 239.333298] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 239.341506] r9:c5833f60 r8:c3aa9540 r7:00000016 r6:b6dc7000 r5:c59fc000 r4:c0c5b2ac # [ 239.349549] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 239.357669] r9:c07e424c r8:c5833f60 r7:c290d000 r6:b6dc7000 r5:c59fc000 r4:00000000 # [ 239.365710] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 239.373134] r10:00000004 r9:00000000 r8:00000000 r7:b6dc7000 r6:c5832000 r5:c59fc000 # [ 239.381250] r4:c59fc000 # [ 239.384057] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 239.391482] r9:c5832000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 239.399524] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 239.407378] Exception stack(0xc5833fa8 to 0xc5833ff0) # [ 239.412714] 3fa0: 00000016 00000016 00000001 b6dc7000 00000016 00000001 # [ 239.421190] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dc7000 00020000 004ffe38 # [ 239.429659] 3fe0: 00000004 be8237e8 b6e8d33b b6e06616 # [ 239.435079] irq event stamp: 0 # [ 239.438406] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 239.444181] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 239.452066] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 239.459866] softirqs last disabled at (0): [<00000000>] 0x0 # [ 239.465633] ---[ end trace af413873b24c9d2f ]--- # [ 239.470566] 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>[ 240.464636] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW <6>[ 240.469631] lkdtm: attempting good refcount_add() without overflow <6>[ 240.475961] lkdtm: attempting bad refcount_add() overflow <4>[ 240.481773] ------------[ cut here ]------------ <4>[ 240.486559] WARNING: CPU: 0 PID: 2619 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 240.495342] refcount_t: saturated; leaking memory. <4>[ 240.500398] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 240.539468] CPU: 0 PID: 2619 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 240.547416] Hardware name: STM32 (Device Tree Support) <4>[ 240.552831] Backtrace: <4>[ 240.555558] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 240.563410] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 240.569353] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 240.576954] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 240.584200] r9:00000009 r8:c0877878 r7:00000016 r6:00000009 r5:c0877878 r4:c1a2b698 <4>[ 240.592239] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 240.600010] r7:00000016 r6:c1a2b698 r5:c1a2b670 r4:c5d88000 <4>[ 240.605955] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 240.615214] r9:c1ad7758 r8:c15ec1e0 r7:c5d89f60 r6:00000016 r5:c5edd000 r4:c5d88000 <4>[ 240.623256] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 240.633215] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 240.643609] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 240.653032] r4:0000002c <4>[ 240.655837] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 240.664142] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 240.672351] r9:c5d89f60 r8:c3aa9540 r7:00000016 r6:b6da8000 r5:c2985dc0 r4:c0c5b2ac <4>[ 240.680393] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 240.688513] r9:c07e424c r8:c5d89f60 r7:c290d000 r6:b6da8000 r5:c2985dc0 r4:00000000 <4>[ 240.696554] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 240.703978] r10:00000004 r9:00000000 r8:00000000 r7:b6da8000 r6:c5d88000 r5:c2985dc0 <4>[ 240.712093] r4:c2985dc0 <4>[ 240.714900] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 240.722324] r9:c5d88000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 240.730365] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 240.738218] Exception stack(0xc5d89fa8 to 0xc5d89ff0) <4>[ 240.743552] 9fa0: 00000016 00000016 00000001 b6da8000 00000016 00000001 <4>[ 240.752028] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6da8000 00020000 0045fe38 <4>[ 240.760497] 9fe0: 00000004 beee27e8 b6e6e33b b6de7616 <4>[ 240.765921] irq event stamp: 0 <4>[ 240.769225] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 240.775018] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 240.782912] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 240.790707] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 240.796415] ---[ end trace af413873b24c9d30 ]--- <6>[ 240.801363] lkdtm: Overflow detected: saturated # [ 240.464636] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 240.469631] lkdtm: attempting good refcount_add() without overflow # [ 240.475961] lkdtm: attempting bad refcount_add() overflow # [ 240.481773] ------------[ cut here ]------------ # [ 240.486559] WARNING: CPU: 0 PID: 2619 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 240.495342] refcount_t: saturated; leaking memory. # [ 240.500398] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 240.539468] CPU: 0 PID: 2619 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 240.547416] Hardware name: STM32 (Device Tree Support) # [ 240.552831] Backtrace: # [ 240.555558] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 240.563410] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 240.569353] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 240.576954] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 240.584200] r9:00000009 r8:c0877878 r7:00000016 r6:00000009 r5:c0877878 r4:c1a2b698 # [ 240.592239] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 240.600010] r7:00000016 r6:c1a2b698 r5:c1a2b670 r4:c5d88000 # [ 240.605955] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 240.615214] r9:c1ad7758 r8:c15ec1e0 r7:c5d89f60 r6:00000016 r5:c5edd000 r4:c5d88000 # [ 240.623256] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 240.633215] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 240.643609] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 240.653032] r4:0000002c # [ 240.655837] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 240.664142] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 240.672351] r9:c5d89f60 r8:c3aa9540 r7:00000016 r6:b6da8000 r5:c2985dc0 r4:c0c5b2ac # [ 240.680393] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 240.688513] r9:c07e424c r8:c5d89f60 r7:c290d000 r6:b6da8000 r5:c2985dc0 r4:00000000 # [ 240.696554] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 240.703978] r10:00000004 r9:00000000 r8:00000000 r7:b6da8000 r6:c5d88000 r5:c2985dc0 # [ 240.712093] r4:c2985dc0 # [ 240.714900] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 240.722324] r9:c5d88000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 240.730365] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 240.738218] Exception stack(0xc5d89fa8 to 0xc5d89ff0) # [ 240.743552] 9fa0: 00000016 00000016 00000001 b6da8000 00000016 00000001 # [ 240.752028] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6da8000 00020000 0045fe38 # [ 240.760497] 9fe0: 00000004 beee27e8 b6e6e33b b6de7616 # [ 240.765921] irq event stamp: 0 # [ 240.769225] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 240.775018] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 240.782912] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 240.790707] softirqs last disabled at (0): [<00000000>] 0x0 # [ 240.796415] ---[ end trace af413873b24c9d30 ]--- # [ 240.801363] 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>[ 241.946321] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW <6>[ 241.952099] lkdtm: attempting bad refcount_inc_not_zero() overflow <4>[ 241.958563] ------------[ cut here ]------------ <4>[ 241.963357] WARNING: CPU: 0 PID: 2654 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 241.972135] refcount_t: saturated; leaking memory. <4>[ 241.977133] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 242.016266] CPU: 0 PID: 2654 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 242.024221] Hardware name: STM32 (Device Tree Support) <4>[ 242.029638] Backtrace: <4>[ 242.032365] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 242.040216] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 242.046160] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 242.053763] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 242.061009] r9:00000009 r8:c0877844 r7:00000013 r6:00000009 r5:c0877844 r4:c1a2b698 <4>[ 242.069047] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 242.076816] r7:00000013 r6:c1a2b698 r5:c1a2b670 r4:c5848000 <4>[ 242.082763] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 242.092020] r9:c1ad7770 r8:c15ec1e0 r7:c5849f60 r6:0000001f r5:c4f12000 r4:7fffffff <4>[ 242.100062] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 242.110807] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 242.122765] r5:c4f12000 r4:c5848000 <4>[ 242.126620] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 242.136827] r4:0000002d <4>[ 242.139631] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 242.147934] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 242.156142] r9:c5849f60 r8:c3aa9540 r7:0000001f r6:b6def000 r5:c5958000 r4:c0c5b2ac <4>[ 242.164185] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 242.172303] r9:c07e424c r8:c5849f60 r7:c290d000 r6:b6def000 r5:c5958000 r4:00000000 <4>[ 242.180343] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 242.187767] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c5848000 r5:c5958000 <4>[ 242.195882] r4:c5958000 <4>[ 242.198689] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 242.206112] r9:c5848000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 242.214151] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 242.222002] Exception stack(0xc5849fa8 to 0xc5849ff0) <4>[ 242.227338] 9fa0: 0000001f 0000001f 00000001 b6def000 0000001f 00000001 <4>[ 242.235814] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6def000 00020000 004ffe38 <4>[ 242.244283] 9fe0: 00000004 befb17e8 b6eb533b b6e2e616 <4>[ 242.249710] irq event stamp: 0 <4>[ 242.252964] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 242.258879] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 242.266624] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 242.274469] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 242.280297] ---[ end trace af413873b24c9d31 ]--- <6>[ 242.285088] lkdtm: Overflow detected: saturated # [ 241.946321] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 241.952099] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 241.958563] ------------[ cut here ]------------ # [ 241.963357] WARNING: CPU: 0 PID: 2654 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 241.972135] refcount_t: saturated; leaking memory. # [ 241.977133] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 242.016266] CPU: 0 PID: 2654 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 242.024221] Hardware name: STM32 (Device Tree Support) # [ 242.029638] Backtrace: # [ 242.032365] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 242.040216] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 242.046160] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 242.053763] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 242.061009] r9:00000009 r8:c0877844 r7:00000013 r6:00000009 r5:c0877844 r4:c1a2b698 # [ 242.069047] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 242.076816] r7:00000013 r6:c1a2b698 r5:c1a2b670 r4:c5848000 # [ 242.082763] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 242.092020] r9:c1ad7770 r8:c15ec1e0 r7:c5849f60 r6:0000001f r5:c4f12000 r4:7fffffff # [ 242.100062] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 242.110807] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 242.122765] r5:c4f12000 r4:c5848000 # [ 242.126620] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 242.136827] r4:0000002d # [ 242.139631] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 242.147934] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 242.156142] r9:c5849f60 r8:c3aa9540 r7:0000001f r6:b6def000 r5:c5958000 r4:c0c5b2ac # [ 242.164185] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 242.172303] r9:c07e424c r8:c5849f60 r7:c290d000 r6:b6def000 r5:c5958000 r4:00000000 # [ 242.180343] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 242.187767] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c5848000 r5:c5958000 # [ 242.195882] r4:c5958000 # [ 242.198689] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 242.206112] r9:c5848000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 242.214151] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 242.222002] Exception stack(0xc5849fa8 to 0xc5849ff0) # [ 242.227338] 9fa0: 0000001f 0000001f 00000001 b6def000 0000001f 00000001 # [ 242.235814] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6def000 00020000 004ffe38 # [ 242.244283] 9fe0: 00000004 befb17e8 b6eb533b b6e2e616 # [ 242.249710] irq event stamp: 0 # [ 242.252964] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 242.258879] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 242.266624] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 242.274469] softirqs last disabled at (0): [<00000000>] 0x0 # [ 242.280297] ---[ end trace af413873b24c9d31 ]--- # [ 242.285088] 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>[ 243.313195] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW <6>[ 243.319002] lkdtm: attempting bad refcount_add_not_zero() overflow <4>[ 243.325305] ------------[ cut here ]------------ <4>[ 243.330393] WARNING: CPU: 0 PID: 2689 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 243.339039] refcount_t: saturated; leaking memory. <4>[ 243.343998] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 243.383170] CPU: 0 PID: 2689 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 243.391078] Hardware name: STM32 (Device Tree Support) <4>[ 243.396493] Backtrace: <4>[ 243.399221] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 243.407071] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 243.413013] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 243.420615] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 243.427861] r9:00000009 r8:c0877844 r7:00000013 r6:00000009 r5:c0877844 r4:c1a2b698 <4>[ 243.435898] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 243.443669] r7:00000013 r6:c1a2b698 r5:c1a2b670 r4:c50e6000 <4>[ 243.449615] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 243.458872] r9:c1ad7790 r8:c15ec1e0 r7:c50e7f60 r6:0000001f r5:c5ed1000 r4:7fffffff <4>[ 243.466913] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 243.477657] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 243.489614] r5:c5ed1000 r4:c50e6000 <4>[ 243.493469] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 243.503676] r4:0000002e <4>[ 243.506480] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 243.514783] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 243.522990] r9:c50e7f60 r8:c3aa9540 r7:0000001f r6:b6e5f000 r5:c5ec1780 r4:c0c5b2ac <4>[ 243.531031] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 243.539152] r9:c07e424c r8:c50e7f60 r7:c290d000 r6:b6e5f000 r5:c5ec1780 r4:00000000 <4>[ 243.547192] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 243.554616] r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c50e6000 r5:c5ec1780 <4>[ 243.562730] r4:c5ec1780 <4>[ 243.565536] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 243.572961] r9:c50e6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 243.580999] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 243.588852] Exception stack(0xc50e7fa8 to 0xc50e7ff0) <4>[ 243.594187] 7fa0: 0000001f 0000001f 00000001 b6e5f000 0000001f 00000001 <4>[ 243.602662] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e5f000 00020000 0041fe38 <4>[ 243.611131] 7fe0: 00000004 bed767e8 b6f2533b b6e9e616 <4>[ 243.616552] irq event stamp: 0 <4>[ 243.619877] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 243.625653] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 243.633534] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 243.641307] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 243.647112] ---[ end trace af413873b24c9d32 ]--- <6>[ 243.652007] lkdtm: Overflow detected: saturated # [ 243.313195] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 243.319002] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 243.325305] ------------[ cut here ]------------ # [ 243.330393] WARNING: CPU: 0 PID: 2689 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 243.339039] refcount_t: saturated; leaking memory. # [ 243.343998] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 243.383170] CPU: 0 PID: 2689 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 243.391078] Hardware name: STM32 (Device Tree Support) # [ 243.396493] Backtrace: # [ 243.399221] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 243.407071] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 243.413013] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 243.420615] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 243.427861] r9:00000009 r8:c0877844 r7:00000013 r6:00000009 r5:c0877844 r4:c1a2b698 # [ 243.435898] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 243.443669] r7:00000013 r6:c1a2b698 r5:c1a2b670 r4:c50e6000 # [ 243.449615] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 243.458872] r9:c1ad7790 r8:c15ec1e0 r7:c50e7f60 r6:0000001f r5:c5ed1000 r4:7fffffff # [ 243.466913] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 243.477657] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 243.489614] r5:c5ed1000 r4:c50e6000 # [ 243.493469] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 243.503676] r4:0000002e # [ 243.506480] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 243.514783] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 243.522990] r9:c50e7f60 r8:c3aa9540 r7:0000001f r6:b6e5f000 r5:c5ec1780 r4:c0c5b2ac # [ 243.531031] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 243.539152] r9:c07e424c r8:c50e7f60 r7:c290d000 r6:b6e5f000 r5:c5ec1780 r4:00000000 # [ 243.547192] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 243.554616] r10:00000004 r9:00000000 r8:00000000 r7:b6e5f000 r6:c50e6000 r5:c5ec1780 # [ 243.562730] r4:c5ec1780 # [ 243.565536] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 243.572961] r9:c50e6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 243.580999] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 243.588852] Exception stack(0xc50e7fa8 to 0xc50e7ff0) # [ 243.594187] 7fa0: 0000001f 0000001f 00000001 b6e5f000 0000001f 00000001 # [ 243.602662] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e5f000 00020000 0041fe38 # [ 243.611131] 7fe0: 00000004 bed767e8 b6f2533b b6e9e616 # [ 243.616552] irq event stamp: 0 # [ 243.619877] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 243.625653] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 243.633534] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 243.641307] softirqs last disabled at (0): [<00000000>] 0x0 # [ 243.647112] ---[ end trace af413873b24c9d32 ]--- # [ 243.652007] 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>[ 244.709214] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO <6>[ 244.713736] lkdtm: attempting good refcount_dec() <6>[ 244.718925] lkdtm: attempting bad refcount_dec() to zero <4>[ 244.724302] ------------[ cut here ]------------ <4>[ 244.729333] WARNING: CPU: 1 PID: 2724 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 244.738018] refcount_t: decrement hit 0; leaking memory. <4>[ 244.743527] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 244.782671] CPU: 1 PID: 2724 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 244.790610] Hardware name: STM32 (Device Tree Support) <4>[ 244.796024] Backtrace: <4>[ 244.798754] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 244.806603] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 244.812547] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 244.820150] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 244.827395] r9:00000009 r8:c0877810 r7:0000001f r6:00000009 r5:c0877810 r4:c1a2b698 <4>[ 244.835432] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 244.843204] r7:0000001f r6:c1a2b698 r5:c1a2b6fc r4:c5804000 <4>[ 244.849149] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 244.858407] r9:c1ad77b0 r8:c15ec1e0 r7:c5805f60 r6:00000012 r5:c4f05000 r4:c5804000 <4>[ 244.866449] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 244.876407] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 244.886453] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 244.895525] r4:0000002f <4>[ 244.898329] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 244.906630] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 244.914837] r9:c5805f60 r8:c3aa9540 r7:00000012 r6:b6e75000 r5:c4fa23c0 r4:c0c5b2ac <4>[ 244.922879] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 244.930998] r9:c07e424c r8:c5805f60 r7:c290d000 r6:b6e75000 r5:c4fa23c0 r4:00000000 <4>[ 244.939037] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 244.946461] r10:00000004 r9:00000000 r8:00000000 r7:b6e75000 r6:c5804000 r5:c4fa23c0 <4>[ 244.954576] r4:c4fa23c0 <4>[ 244.957382] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 244.964807] r9:c5804000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 244.972847] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 244.980700] Exception stack(0xc5805fa8 to 0xc5805ff0) <4>[ 244.986036] 5fa0: 00000012 00000012 00000001 b6e75000 00000012 00000001 <4>[ 244.994511] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e75000 00020000 004efe38 <4>[ 245.002981] 5fe0: 00000004 bed4b7e8 b6f3b33b b6eb4616 <4>[ 245.008402] irq event stamp: 0 <4>[ 245.011647] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 245.017591] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 245.025323] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 245.033209] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 245.038994] ---[ end trace af413873b24c9d33 ]--- <6>[ 245.043780] lkdtm: Zero detected: saturated # [ 244.709214] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 244.713736] lkdtm: attempting good refcount_dec() # [ 244.718925] lkdtm: attempting bad refcount_dec() to zero # [ 244.724302] ------------[ cut here ]------------ # [ 244.729333] WARNING: CPU: 1 PID: 2724 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 244.738018] refcount_t: decrement hit 0; leaking memory. # [ 244.743527] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 244.782671] CPU: 1 PID: 2724 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 244.790610] Hardware name: STM32 (Device Tree Support) # [ 244.796024] Backtrace: # [ 244.798754] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 244.806603] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 244.812547] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 244.820150] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 244.827395] r9:00000009 r8:c0877810 r7:0000001f r6:00000009 r5:c0877810 r4:c1a2b698 # [ 244.835432] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 244.843204] r7:0000001f r6:c1a2b698 r5:c1a2b6fc r4:c5804000 # [ 244.849149] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 244.858407] r9:c1ad77b0 r8:c15ec1e0 r7:c5805f60 r6:00000012 r5:c4f05000 r4:c5804000 # [ 244.866449] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 244.876407] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 244.886453] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 244.895525] r4:0000002f # [ 244.898329] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 244.906630] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 244.914837] r9:c5805f60 r8:c3aa9540 r7:00000012 r6:b6e75000 r5:c4fa23c0 r4:c0c5b2ac # [ 244.922879] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 244.930998] r9:c07e424c r8:c5805f60 r7:c290d000 r6:b6e75000 r5:c4fa23c0 r4:00000000 # [ 244.939037] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 244.946461] r10:00000004 r9:00000000 r8:00000000 r7:b6e75000 r6:c5804000 r5:c4fa23c0 # [ 244.954576] r4:c4fa23c0 # [ 244.957382] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 244.964807] r9:c5804000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 244.972847] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 244.980700] Exception stack(0xc5805fa8 to 0xc5805ff0) # [ 244.986036] 5fa0: 00000012 00000012 00000001 b6e75000 00000012 00000001 # [ 244.994511] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e75000 00020000 004efe38 # [ 245.002981] 5fe0: 00000004 bed4b7e8 b6f3b33b b6eb4616 # [ 245.008402] irq event stamp: 0 # [ 245.011647] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 245.017591] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 245.025323] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 245.033209] softirqs last disabled at (0): [<00000000>] 0x0 # [ 245.038994] ---[ end trace af413873b24c9d33 ]--- # [ 245.043780] 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>[ 246.584524] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 246.589522] lkdtm: attempting bad refcount_dec() below zero <4>[ 246.595236] ------------[ cut here ]------------ <4>[ 246.600295] WARNING: CPU: 1 PID: 2762 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 246.608962] refcount_t: decrement hit 0; leaking memory. <4>[ 246.614454] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 246.653595] CPU: 1 PID: 2762 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 246.661533] Hardware name: STM32 (Device Tree Support) <4>[ 246.666948] Backtrace: <4>[ 246.669677] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 246.677525] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 246.683469] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 246.691069] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 246.698316] r9:00000009 r8:c0877810 r7:0000001f r6:00000009 r5:c0877810 r4:c1a2b698 <4>[ 246.706354] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 246.714125] r7:0000001f r6:c1a2b698 r5:c1a2b6fc r4:c5f7c000 <4>[ 246.720070] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 246.729328] r9:c1ad77c4 r8:c15ec1e0 r7:c5f7df60 r6:00000016 r5:00000000 r4:c5f7c000 <4>[ 246.737370] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 246.747330] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 246.757726] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 246.767151] r5:c4f05000 r4:00000030 <4>[ 246.771002] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 246.779304] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 246.787513] r9:c5f7df60 r8:c3aa9540 r7:00000016 r6:b6e9e000 r5:c5af3dc0 r4:c0c5b2ac <4>[ 246.795555] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 246.803674] r9:c07e424c r8:c5f7df60 r7:c290d000 r6:b6e9e000 r5:c5af3dc0 r4:00000000 <4>[ 246.811715] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 246.819140] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c5f7c000 r5:c5af3dc0 <4>[ 246.827254] r4:c5af3dc0 <4>[ 246.830060] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 246.837484] r9:c5f7c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 246.845525] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 246.853377] Exception stack(0xc5f7dfa8 to 0xc5f7dff0) <4>[ 246.858713] dfa0: 00000016 00000016 00000001 b6e9e000 00000016 00000001 <4>[ 246.867188] dfc0: 00000016 00000016 7ff00000 00000004 00000001 b6e9e000 00020000 004bfe38 <4>[ 246.875657] dfe0: 00000004 becfd7e8 b6f6433b b6edd616 <4>[ 246.881079] irq event stamp: 0 <4>[ 246.884324] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 246.890281] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 246.898060] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 246.905727] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 246.911676] ---[ end trace af413873b24c9d34 ]--- <6>[ 246.916457] lkdtm: Negative detected: saturated # [ 246.584524] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 246.589522] lkdtm: attempting bad refcount_dec() below zero # [ 246.595236] ------------[ cut here ]------------ # [ 246.600295] WARNING: CPU: 1 PID: 2762 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 246.608962] refcount_t: decrement hit 0; leaking memory. # [ 246.614454] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 246.653595] CPU: 1 PID: 2762 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 246.661533] Hardware name: STM32 (Device Tree Support) # [ 246.666948] Backtrace: # [ 246.669677] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 246.677525] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 246.683469] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 246.691069] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 246.698316] r9:00000009 r8:c0877810 r7:0000001f r6:00000009 r5:c0877810 r4:c1a2b698 # [ 246.706354] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 246.714125] r7:0000001f r6:c1a2b698 r5:c1a2b6fc r4:c5f7c000 # [ 246.720070] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 246.729328] r9:c1ad77c4 r8:c15ec1e0 r7:c5f7df60 r6:00000016 r5:00000000 r4:c5f7c000 # [ 246.737370] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 246.747330] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 246.757726] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 246.767151] r5:c4f05000 r4:00000030 # [ 246.771002] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 246.779304] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 246.787513] r9:c5f7df60 r8:c3aa9540 r7:00000016 r6:b6e9e000 r5:c5af3dc0 r4:c0c5b2ac # [ 246.795555] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 246.803674] r9:c07e424c r8:c5f7df60 r7:c290d000 r6:b6e9e000 r5:c5af3dc0 r4:00000000 # [ 246.811715] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 246.819140] r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c5f7c000 r5:c5af3dc0 # [ 246.827254] r4:c5af3dc0 # [ 246.830060] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 246.837484] r9:c5f7c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 246.845525] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 246.853377] Exception stack(0xc5f7dfa8 to 0xc5f7dff0) # [ 246.858713] dfa0: 00000016 00000016 00000001 b6e9e000 00000016 00000001 # [ 246.867188] dfc0: 00000016 00000016 7ff00000 00000004 00000001 b6e9e000 00020000 004bfe38 # [ 246.875657] dfe0: 00000004 becfd7e8 b6f6433b b6edd616 # [ 246.881079] irq event stamp: 0 # [ 246.884324] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 246.890281] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 246.898060] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 246.905727] softirqs last disabled at (0): [<00000000>] 0x0 # [ 246.911676] ---[ end trace af413873b24c9d34 ]--- # [ 246.916457] 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>[ 248.293516] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 248.299269] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 248.305804] ------------[ cut here ]------------ <4>[ 248.310872] WARNING: CPU: 0 PID: 2798 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 248.319601] refcount_t: underflow; use-after-free. <4>[ 248.324586] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 248.363726] CPU: 0 PID: 2798 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 248.371670] Hardware name: STM32 (Device Tree Support) <4>[ 248.377085] Backtrace: <4>[ 248.379813] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 248.387664] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 248.393611] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 248.401215] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 248.408464] r9:00000009 r8:c08778e0 r7:0000001c r6:00000009 r5:c08778e0 r4:c1a2b698 <4>[ 248.416505] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 248.424278] r7:0000001c r6:c1a2b698 r5:c1a2b6d4 r4:c5d88000 <4>[ 248.430226] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 248.439572] r9:c1ad77dc r8:c15ec1e0 r7:c5d89f60 r6:0000001f r5:00000000 r4:c5d88000 <4>[ 248.447617] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 248.458364] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 248.470333] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 248.480547] r5:c4f12000 r4:00000031 <4>[ 248.484399] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 248.492703] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 248.500913] r9:c5d89f60 r8:c3aa9540 r7:0000001f r6:b6e35000 r5:c4fc0000 r4:c0c5b2ac <4>[ 248.508955] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 248.517074] r9:c07e424c r8:c5d89f60 r7:c290d000 r6:b6e35000 r5:c4fc0000 r4:00000000 <4>[ 248.525115] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 248.532539] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c5d88000 r5:c4fc0000 <4>[ 248.540655] r4:c4fc0000 <4>[ 248.543461] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 248.550887] r9:c5d88000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 248.558928] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 248.566781] Exception stack(0xc5d89fa8 to 0xc5d89ff0) <4>[ 248.572117] 9fa0: 0000001f 0000001f 00000001 b6e35000 0000001f 00000001 <4>[ 248.580595] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e35000 00020000 0042fe38 <4>[ 248.589066] 9fe0: 00000004 bef087e8 b6efb33b b6e74616 <4>[ 248.594494] irq event stamp: 0 <4>[ 248.597790] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 248.603589] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 248.611454] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 248.619214] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 248.625032] ---[ end trace af413873b24c9d35 ]--- <6>[ 248.629933] lkdtm: Negative detected: saturated # [ 248.293516] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 248.299269] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 248.305804] ------------[ cut here ]------------ # [ 248.310872] WARNING: CPU: 0 PID: 2798 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 248.319601] refcount_t: underflow; use-after-free. # [ 248.324586] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 248.363726] CPU: 0 PID: 2798 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 248.371670] Hardware name: STM32 (Device Tree Support) # [ 248.377085] Backtrace: # [ 248.379813] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 248.387664] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 248.393611] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 248.401215] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 248.408464] r9:00000009 r8:c08778e0 r7:0000001c r6:00000009 r5:c08778e0 r4:c1a2b698 # [ 248.416505] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 248.424278] r7:0000001c r6:c1a2b698 r5:c1a2b6d4 r4:c5d88000 # [ 248.430226] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 248.439572] r9:c1ad77dc r8:c15ec1e0 r7:c5d89f60 r6:0000001f r5:00000000 r4:c5d88000 # [ 248.447617] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 248.458364] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 248.470333] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 248.480547] r5:c4f12000 r4:00000031 # [ 248.484399] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 248.492703] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 248.500913] r9:c5d89f60 r8:c3aa9540 r7:0000001f r6:b6e35000 r5:c4fc0000 r4:c0c5b2ac # [ 248.508955] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 248.517074] r9:c07e424c r8:c5d89f60 r7:c290d000 r6:b6e35000 r5:c4fc0000 r4:00000000 # [ 248.525115] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 248.532539] r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c5d88000 r5:c4fc0000 # [ 248.540655] r4:c4fc0000 # [ 248.543461] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 248.550887] r9:c5d88000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 248.558928] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 248.566781] Exception stack(0xc5d89fa8 to 0xc5d89ff0) # [ 248.572117] 9fa0: 0000001f 0000001f 00000001 b6e35000 0000001f 00000001 # [ 248.580595] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e35000 00020000 0042fe38 # [ 248.589066] 9fe0: 00000004 bef087e8 b6efb33b b6e74616 # [ 248.594494] irq event stamp: 0 # [ 248.597790] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 248.603589] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 248.611454] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 248.619214] softirqs last disabled at (0): [<00000000>] 0x0 # [ 248.625032] ---[ end trace af413873b24c9d35 ]--- # [ 248.629933] 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>[ 249.746848] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 249.752643] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 249.759270] ------------[ cut here ]------------ <4>[ 249.764064] WARNING: CPU: 0 PID: 2834 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 249.772938] refcount_t: underflow; use-after-free. <4>[ 249.777993] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 249.817071] CPU: 0 PID: 2834 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 249.825027] Hardware name: STM32 (Device Tree Support) <4>[ 249.830443] Backtrace: <4>[ 249.833172] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 249.841024] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 249.846969] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 249.854571] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 249.861818] r9:00000009 r8:c08778e0 r7:0000001c r6:00000009 r5:c08778e0 r4:c1a2b698 <4>[ 249.869859] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 249.877630] r7:0000001c r6:c1a2b698 r5:c1a2b6d4 r4:c50e6000 <4>[ 249.883576] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 249.892923] r9:c1ad77fc r8:c15ec1e0 r7:c50e7f60 r6:0000001f r5:c4f12000 r4:c50e6000 <4>[ 249.900966] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 249.911711] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 249.923677] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 249.933887] r4:00000032 <4>[ 249.936693] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 249.944996] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 249.953204] r9:c50e7f60 r8:c3aa9540 r7:0000001f r6:b6dbd000 r5:c5bc23c0 r4:c0c5b2ac <4>[ 249.961247] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 249.969367] r9:c07e424c r8:c50e7f60 r7:c290d000 r6:b6dbd000 r5:c5bc23c0 r4:00000000 <4>[ 249.977407] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 249.984832] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c50e6000 r5:c5bc23c0 <4>[ 249.992946] r4:c5bc23c0 <4>[ 249.995752] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 250.003176] r9:c50e6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 250.011217] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 250.019070] Exception stack(0xc50e7fa8 to 0xc50e7ff0) <4>[ 250.024406] 7fa0: 0000001f 0000001f 00000001 b6dbd000 0000001f 00000001 <4>[ 250.032883] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dbd000 00020000 0047fe38 <4>[ 250.041352] 7fe0: 00000004 beed27e8 b6e8333b b6dfc616 <4>[ 250.046778] irq event stamp: 0 <4>[ 250.050084] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 250.055872] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 250.063767] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 250.071567] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 250.077326] ---[ end trace af413873b24c9d36 ]--- <6>[ 250.082158] lkdtm: Negative detected: saturated # [ 249.746848] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 249.752643] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 249.759270] ------------[ cut here ]------------ # [ 249.764064] WARNING: CPU: 0 PID: 2834 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 249.772938] refcount_t: underflow; use-after-free. # [ 249.777993] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 249.817071] CPU: 0 PID: 2834 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 249.825027] Hardware name: STM32 (Device Tree Support) # [ 249.830443] Backtrace: # [ 249.833172] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 249.841024] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 249.846969] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 249.854571] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 249.861818] r9:00000009 r8:c08778e0 r7:0000001c r6:00000009 r5:c08778e0 r4:c1a2b698 # [ 249.869859] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 249.877630] r7:0000001c r6:c1a2b698 r5:c1a2b6d4 r4:c50e6000 # [ 249.883576] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 249.892923] r9:c1ad77fc r8:c15ec1e0 r7:c50e7f60 r6:0000001f r5:c4f12000 r4:c50e6000 # [ 249.900966] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 249.911711] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 249.923677] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 249.933887] r4:00000032 # [ 249.936693] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 249.944996] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 249.953204] r9:c50e7f60 r8:c3aa9540 r7:0000001f r6:b6dbd000 r5:c5bc23c0 r4:c0c5b2ac # [ 249.961247] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 249.969367] r9:c07e424c r8:c50e7f60 r7:c290d000 r6:b6dbd000 r5:c5bc23c0 r4:00000000 # [ 249.977407] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 249.984832] r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c50e6000 r5:c5bc23c0 # [ 249.992946] r4:c5bc23c0 # [ 249.995752] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 250.003176] r9:c50e6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 250.011217] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 250.019070] Exception stack(0xc50e7fa8 to 0xc50e7ff0) # [ 250.024406] 7fa0: 0000001f 0000001f 00000001 b6dbd000 0000001f 00000001 # [ 250.032883] 7fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dbd000 00020000 0047fe38 # [ 250.041352] 7fe0: 00000004 beed27e8 b6e8333b b6dfc616 # [ 250.046778] irq event stamp: 0 # [ 250.050084] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 250.055872] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 250.063767] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 250.071567] softirqs last disabled at (0): [<00000000>] 0x0 # [ 250.077326] ---[ end trace af413873b24c9d36 ]--- # [ 250.082158] 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>[ 251.222955] lkdtm: Performing direct entry REFCOUNT_INC_ZERO <6>[ 251.227594] lkdtm: attempting safe refcount_inc_not_zero() from zero <6>[ 251.234104] lkdtm: Good: zero detected <6>[ 251.238284] lkdtm: Correctly stayed at zero <6>[ 251.242617] lkdtm: attempting bad refcount_inc() from zero <4>[ 251.248415] ------------[ cut here ]------------ <4>[ 251.253262] WARNING: CPU: 0 PID: 2867 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 251.262121] refcount_t: addition on 0; use-after-free. <4>[ 251.267537] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 251.306608] CPU: 0 PID: 2867 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 251.314564] Hardware name: STM32 (Device Tree Support) <4>[ 251.319982] Backtrace: <4>[ 251.322710] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 251.330563] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 251.336508] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 251.344112] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 251.351360] r9:00000009 r8:c08778ac r7:00000019 r6:00000009 r5:c08778ac r4:c1a2b698 <4>[ 251.359401] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 251.367174] r7:00000019 r6:c1a2b698 r5:c1a2b6a8 r4:c59e4000 <4>[ 251.373124] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 251.382473] r9:c1ad781c r8:c15ec1e0 r7:c59e5f60 r6:00000012 r5:00000000 r4:c59e4000 <4>[ 251.390517] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 251.400479] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 251.410526] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 251.419602] r5:c4f12000 r4:00000033 <4>[ 251.423454] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 251.431758] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 251.439966] r9:c59e5f60 r8:c3aa9540 r7:00000012 r6:b6e38000 r5:c4fc0dc0 r4:c0c5b2ac <4>[ 251.448008] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 251.456128] r9:c07e424c r8:c59e5f60 r7:c290d000 r6:b6e38000 r5:c4fc0dc0 r4:00000000 <4>[ 251.464167] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 251.471592] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c59e4000 r5:c4fc0dc0 <4>[ 251.479706] r4:c4fc0dc0 <4>[ 251.482512] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 251.489935] r9:c59e4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 251.497974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 251.505827] Exception stack(0xc59e5fa8 to 0xc59e5ff0) <4>[ 251.511164] 5fa0: 00000012 00000012 00000001 b6e38000 00000012 00000001 <4>[ 251.519641] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e38000 00020000 004cfe38 <4>[ 251.528111] 5fe0: 00000004 bea617e8 b6efe33b b6e77616 <4>[ 251.533507] irq event stamp: 0 <4>[ 251.536779] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 251.542713] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 251.550500] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 251.558247] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 251.564072] ---[ end trace af413873b24c9d37 ]--- <6>[ 251.568973] lkdtm: Zero detected: saturated # [ 251.222955] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 251.227594] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 251.234104] lkdtm: Good: zero detected # [ 251.238284] lkdtm: Correctly stayed at zero # [ 251.242617] lkdtm: attempting bad refcount_inc() from zero # [ 251.248415] ------------[ cut here ]------------ # [ 251.253262] WARNING: CPU: 0 PID: 2867 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 251.262121] refcount_t: addition on 0; use-after-free. # [ 251.267537] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 251.306608] CPU: 0 PID: 2867 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 251.314564] Hardware name: STM32 (Device Tree Support) # [ 251.319982] Backtrace: # [ 251.322710] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 251.330563] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 251.336508] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 251.344112] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 251.351360] r9:00000009 r8:c08778ac r7:00000019 r6:00000009 r5:c08778ac r4:c1a2b698 # [ 251.359401] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 251.367174] r7:00000019 r6:c1a2b698 r5:c1a2b6a8 r4:c59e4000 # [ 251.373124] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 251.382473] r9:c1ad781c r8:c15ec1e0 r7:c59e5f60 r6:00000012 r5:00000000 r4:c59e4000 # [ 251.390517] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 251.400479] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 251.410526] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 251.419602] r5:c4f12000 r4:00000033 # [ 251.423454] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 251.431758] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 251.439966] r9:c59e5f60 r8:c3aa9540 r7:00000012 r6:b6e38000 r5:c4fc0dc0 r4:c0c5b2ac # [ 251.448008] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 251.456128] r9:c07e424c r8:c59e5f60 r7:c290d000 r6:b6e38000 r5:c4fc0dc0 r4:00000000 # [ 251.464167] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 251.471592] r10:00000004 r9:00000000 r8:00000000 r7:b6e38000 r6:c59e4000 r5:c4fc0dc0 # [ 251.479706] r4:c4fc0dc0 # [ 251.482512] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 251.489935] r9:c59e4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 251.497974] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 251.505827] Exception stack(0xc59e5fa8 to 0xc59e5ff0) # [ 251.511164] 5fa0: 00000012 00000012 00000001 b6e38000 00000012 00000001 # [ 251.519641] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e38000 00020000 004cfe38 # [ 251.528111] 5fe0: 00000004 bea617e8 b6efe33b b6e77616 # [ 251.533507] irq event stamp: 0 # [ 251.536779] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 251.542713] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 251.550500] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 251.558247] softirqs last disabled at (0): [<00000000>] 0x0 # [ 251.564072] ---[ end trace af413873b24c9d37 ]--- # [ 251.568973] 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>[ 252.649086] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO <6>[ 252.653606] lkdtm: attempting safe refcount_add_not_zero() from zero <6>[ 252.660440] lkdtm: Good: zero detected <6>[ 252.664261] lkdtm: Correctly stayed at zero <6>[ 252.668805] lkdtm: attempting bad refcount_add() from zero <4>[ 252.674482] ------------[ cut here ]------------ <4>[ 252.679476] WARNING: CPU: 0 PID: 2902 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 252.688273] refcount_t: addition on 0; use-after-free. <4>[ 252.693611] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 252.732762] CPU: 0 PID: 2902 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 252.740689] Hardware name: STM32 (Device Tree Support) <4>[ 252.746103] Backtrace: <4>[ 252.748832] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 252.756680] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 252.762624] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 252.770224] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 252.777470] r9:00000009 r8:c08778ac r7:00000019 r6:00000009 r5:c08778ac r4:c1a2b698 <4>[ 252.785506] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 252.793276] r7:00000019 r6:c1a2b698 r5:c1a2b6a8 r4:c50e6000 <4>[ 252.799221] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 252.808563] r9:c1ad7830 r8:c15ec1e0 r7:c50e7f60 r6:00000012 r5:00000000 r4:c50e6000 <4>[ 252.816603] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 252.826564] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 252.836609] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 252.845689] r5:c4f12000 r4:00000034 <4>[ 252.849541] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 252.857844] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 252.866053] r9:c50e7f60 r8:c3aa9540 r7:00000012 r6:b6e5e000 r5:c5a7e780 r4:c0c5b2ac <4>[ 252.874096] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 252.882216] r9:c07e424c r8:c50e7f60 r7:c290d000 r6:b6e5e000 r5:c5a7e780 r4:00000000 <4>[ 252.890257] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 252.897682] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c50e6000 r5:c5a7e780 <4>[ 252.905798] r4:c5a7e780 <4>[ 252.908605] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 252.916031] r9:c50e6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 252.924072] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 252.931925] Exception stack(0xc50e7fa8 to 0xc50e7ff0) <4>[ 252.937262] 7fa0: 00000012 00000012 00000001 b6e5e000 00000012 00000001 <4>[ 252.945738] 7fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e5e000 00020000 0045fe38 <4>[ 252.954211] 7fe0: 00000004 beb187e8 b6f2433b b6e9d616 <4>[ 252.959702] irq event stamp: 0 <4>[ 252.962875] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 252.968805] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 252.976497] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 252.984323] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 252.990169] ---[ end trace af413873b24c9d38 ]--- <6>[ 252.995014] lkdtm: Zero detected: saturated # [ 252.649086] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 252.653606] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 252.660440] lkdtm: Good: zero detected # [ 252.664261] lkdtm: Correctly stayed at zero # [ 252.668805] lkdtm: attempting bad refcount_add() from zero # [ 252.674482] ------------[ cut here ]------------ # [ 252.679476] WARNING: CPU: 0 PID: 2902 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 252.688273] refcount_t: addition on 0; use-after-free. # [ 252.693611] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 252.732762] CPU: 0 PID: 2902 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 252.740689] Hardware name: STM32 (Device Tree Support) # [ 252.746103] Backtrace: # [ 252.748832] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 252.756680] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 252.762624] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 252.770224] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 252.777470] r9:00000009 r8:c08778ac r7:00000019 r6:00000009 r5:c08778ac r4:c1a2b698 # [ 252.785506] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 252.793276] r7:00000019 r6:c1a2b698 r5:c1a2b6a8 r4:c50e6000 # [ 252.799221] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 252.808563] r9:c1ad7830 r8:c15ec1e0 r7:c50e7f60 r6:00000012 r5:00000000 r4:c50e6000 # [ 252.816603] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 252.826564] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 252.836609] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 252.845689] r5:c4f12000 r4:00000034 # [ 252.849541] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 252.857844] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 252.866053] r9:c50e7f60 r8:c3aa9540 r7:00000012 r6:b6e5e000 r5:c5a7e780 r4:c0c5b2ac # [ 252.874096] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 252.882216] r9:c07e424c r8:c50e7f60 r7:c290d000 r6:b6e5e000 r5:c5a7e780 r4:00000000 # [ 252.890257] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 252.897682] r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c50e6000 r5:c5a7e780 # [ 252.905798] r4:c5a7e780 # [ 252.908605] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 252.916031] r9:c50e6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 252.924072] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 252.931925] Exception stack(0xc50e7fa8 to 0xc50e7ff0) # [ 252.937262] 7fa0: 00000012 00000012 00000001 b6e5e000 00000012 00000001 # [ 252.945738] 7fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e5e000 00020000 0045fe38 # [ 252.954211] 7fe0: 00000004 beb187e8 b6f2433b b6e9d616 # [ 252.959702] irq event stamp: 0 # [ 252.962875] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 252.968805] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 252.976497] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 252.984323] softirqs last disabled at (0): [<00000000>] 0x0 # [ 252.990169] ---[ end trace af413873b24c9d38 ]--- # [ 252.995014] 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>[ 254.078812] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 254.083765] lkdtm: attempting bad refcount_inc() from saturated <4>[ 254.090136] ------------[ cut here ]------------ <4>[ 254.094879] WARNING: CPU: 0 PID: 2940 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 254.103678] refcount_t: saturated; leaking memory. <4>[ 254.108723] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 254.147771] CPU: 0 PID: 2940 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 254.155725] Hardware name: STM32 (Device Tree Support) <4>[ 254.161139] Backtrace: <4>[ 254.163866] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 254.171714] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 254.177657] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 254.185256] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 254.192502] r9:00000009 r8:c0877878 r7:00000016 r6:00000009 r5:c0877878 r4:c1a2b698 <4>[ 254.200539] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 254.208308] r7:00000016 r6:c1a2b698 r5:c1a2b670 r4:c5d88000 <4>[ 254.214253] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 254.223512] r9:c1ad7844 r8:c15ec1e0 r7:c5d89f60 r6:00000017 r5:c5edd000 r4:c5d88000 <4>[ 254.231553] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 254.241511] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 254.251991] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 254.261501] r4:00000035 <4>[ 254.264305] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 254.272607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 254.280812] r9:c5d89f60 r8:c3aa9540 r7:00000017 r6:b6de9000 r5:c4fc0dc0 r4:c0c5b2ac <4>[ 254.288853] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 254.296971] r9:c07e424c r8:c5d89f60 r7:c290d000 r6:b6de9000 r5:c4fc0dc0 r4:00000000 <4>[ 254.305010] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 254.312432] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c5d88000 r5:c4fc0dc0 <4>[ 254.320545] r4:c4fc0dc0 <4>[ 254.323350] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 254.330774] r9:c5d88000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 254.338812] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 254.346661] Exception stack(0xc5d89fa8 to 0xc5d89ff0) <4>[ 254.351995] 9fa0: 00000017 00000017 00000001 b6de9000 00000017 00000001 <4>[ 254.360469] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6de9000 00020000 004ffe38 <4>[ 254.368936] 9fe0: 00000004 beeac7e8 b6eaf33b b6e28616 <4>[ 254.374356] irq event stamp: 0 <4>[ 254.377651] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 254.383463] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 254.391318] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 254.399077] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 254.404896] ---[ end trace af413873b24c9d39 ]--- <6>[ 254.409790] lkdtm: Saturation detected: still saturated # [ 254.078812] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 254.083765] lkdtm: attempting bad refcount_inc() from saturated # [ 254.090136] ------------[ cut here ]------------ # [ 254.094879] WARNING: CPU: 0 PID: 2940 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 254.103678] refcount_t: saturated; leaking memory. # [ 254.108723] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 254.147771] CPU: 0 PID: 2940 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 254.155725] Hardware name: STM32 (Device Tree Support) # [ 254.161139] Backtrace: # [ 254.163866] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 254.171714] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 254.177657] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 254.185256] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 254.192502] r9:00000009 r8:c0877878 r7:00000016 r6:00000009 r5:c0877878 r4:c1a2b698 # [ 254.200539] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 254.208308] r7:00000016 r6:c1a2b698 r5:c1a2b670 r4:c5d88000 # [ 254.214253] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 254.223512] r9:c1ad7844 r8:c15ec1e0 r7:c5d89f60 r6:00000017 r5:c5edd000 r4:c5d88000 # [ 254.231553] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 254.241511] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 254.251991] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 254.261501] r4:00000035 # [ 254.264305] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 254.272607] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 254.280812] r9:c5d89f60 r8:c3aa9540 r7:00000017 r6:b6de9000 r5:c4fc0dc0 r4:c0c5b2ac # [ 254.288853] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 254.296971] r9:c07e424c r8:c5d89f60 r7:c290d000 r6:b6de9000 r5:c4fc0dc0 r4:00000000 # [ 254.305010] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 254.312432] r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c5d88000 r5:c4fc0dc0 # [ 254.320545] r4:c4fc0dc0 # [ 254.323350] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 254.330774] r9:c5d88000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 254.338812] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 254.346661] Exception stack(0xc5d89fa8 to 0xc5d89ff0) # [ 254.351995] 9fa0: 00000017 00000017 00000001 b6de9000 00000017 00000001 # [ 254.360469] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6de9000 00020000 004ffe38 # [ 254.368936] 9fe0: 00000004 beeac7e8 b6eaf33b b6e28616 # [ 254.374356] irq event stamp: 0 # [ 254.377651] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 254.383463] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 254.391318] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 254.399077] softirqs last disabled at (0): [<00000000>] 0x0 # [ 254.404896] ---[ end trace af413873b24c9d39 ]--- # [ 254.409790] 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>[ 255.481366] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 255.486319] lkdtm: attempting bad refcount_dec() from saturated <4>[ 255.492733] ------------[ cut here ]------------ <4>[ 255.497566] WARNING: CPU: 1 PID: 2976 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 255.506140] refcount_t: decrement hit 0; leaking memory. <4>[ 255.511796] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 255.550875] CPU: 1 PID: 2976 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 255.558803] Hardware name: STM32 (Device Tree Support) <4>[ 255.564216] Backtrace: <4>[ 255.566944] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 255.574793] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 255.580736] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 255.588336] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 255.595582] r9:00000009 r8:c0877810 r7:0000001f r6:00000009 r5:c0877810 r4:c1a2b698 <4>[ 255.603619] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 255.611389] r7:0000001f r6:c1a2b698 r5:c1a2b6fc r4:c5eec000 <4>[ 255.617334] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 255.626589] r9:c1ad785c r8:c15ec1e0 r7:c5eedf60 r6:00000017 r5:c4f0a000 r4:c5eec000 <4>[ 255.634629] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 255.644588] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 255.655072] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 255.664579] r4:00000036 <4>[ 255.667384] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 255.675686] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 255.683893] r9:c5eedf60 r8:c3aa9540 r7:00000017 r6:b6dfd000 r5:c2985500 r4:c0c5b2ac <4>[ 255.691934] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 255.700051] r9:c07e424c r8:c5eedf60 r7:c290d000 r6:b6dfd000 r5:c2985500 r4:00000000 <4>[ 255.708089] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 255.715511] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c5eec000 r5:c2985500 <4>[ 255.723625] r4:c2985500 <4>[ 255.726431] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 255.733853] r9:c5eec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 255.741891] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 255.749740] Exception stack(0xc5eedfa8 to 0xc5eedff0) <4>[ 255.755075] dfa0: 00000017 00000017 00000001 b6dfd000 00000017 00000001 <4>[ 255.763549] dfc0: 00000017 00000017 7ff00000 00000004 00000001 b6dfd000 00020000 0044fe38 <4>[ 255.772016] dfe0: 00000004 befc97e8 b6ec333b b6e3c616 <4>[ 255.777431] irq event stamp: 0 <4>[ 255.780684] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 255.786537] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 255.794429] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 255.802198] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 255.808070] ---[ end trace af413873b24c9d3a ]--- <6>[ 255.812822] lkdtm: Saturation detected: still saturated # [ 255.481366] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 255.486319] lkdtm: attempting bad refcount_dec() from saturated # [ 255.492733] ------------[ cut here ]------------ # [ 255.497566] WARNING: CPU: 1 PID: 2976 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 255.506140] refcount_t: decrement hit 0; leaking memory. # [ 255.511796] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 255.550875] CPU: 1 PID: 2976 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 255.558803] Hardware name: STM32 (Device Tree Support) # [ 255.564216] Backtrace: # [ 255.566944] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 255.574793] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 255.580736] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 255.588336] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 255.595582] r9:00000009 r8:c0877810 r7:0000001f r6:00000009 r5:c0877810 r4:c1a2b698 # [ 255.603619] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 255.611389] r7:0000001f r6:c1a2b698 r5:c1a2b6fc r4:c5eec000 # [ 255.617334] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 255.626589] r9:c1ad785c r8:c15ec1e0 r7:c5eedf60 r6:00000017 r5:c4f0a000 r4:c5eec000 # [ 255.634629] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 255.644588] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 255.655072] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 255.664579] r4:00000036 # [ 255.667384] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 255.675686] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 255.683893] r9:c5eedf60 r8:c3aa9540 r7:00000017 r6:b6dfd000 r5:c2985500 r4:c0c5b2ac # [ 255.691934] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 255.700051] r9:c07e424c r8:c5eedf60 r7:c290d000 r6:b6dfd000 r5:c2985500 r4:00000000 # [ 255.708089] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 255.715511] r10:00000004 r9:00000000 r8:00000000 r7:b6dfd000 r6:c5eec000 r5:c2985500 # [ 255.723625] r4:c2985500 # [ 255.726431] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 255.733853] r9:c5eec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 255.741891] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 255.749740] Exception stack(0xc5eedfa8 to 0xc5eedff0) # [ 255.755075] dfa0: 00000017 00000017 00000001 b6dfd000 00000017 00000001 # [ 255.763549] dfc0: 00000017 00000017 7ff00000 00000004 00000001 b6dfd000 00020000 0044fe38 # [ 255.772016] dfe0: 00000004 befc97e8 b6ec333b b6e3c616 # [ 255.777431] irq event stamp: 0 # [ 255.780684] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 255.786537] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 255.794429] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 255.802198] softirqs last disabled at (0): [<00000000>] 0x0 # [ 255.808070] ---[ end trace af413873b24c9d3a ]--- # [ 255.812822] 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>[ 256.826585] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 256.831680] lkdtm: attempting bad refcount_dec() from saturated <4>[ 256.837877] ------------[ cut here ]------------ <4>[ 256.842654] WARNING: CPU: 1 PID: 3012 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 256.851457] refcount_t: saturated; leaking memory. <4>[ 256.856430] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 256.895573] CPU: 1 PID: 3012 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 256.903512] Hardware name: STM32 (Device Tree Support) <4>[ 256.908924] Backtrace: <4>[ 256.911652] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 256.919500] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 256.925443] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 256.933044] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 256.940290] r9:00000009 r8:c0877878 r7:00000016 r6:00000009 r5:c0877878 r4:c1a2b698 <4>[ 256.948329] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 256.956096] r7:00000016 r6:c1a2b698 r5:c1a2b670 r4:c507a000 <4>[ 256.962040] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 256.971296] r9:c1ad7874 r8:c15ec1e0 r7:c507bf60 r6:00000017 r5:c4f0a000 r4:c507a000 <4>[ 256.979335] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 256.989291] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 256.999772] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 257.009280] r4:00000037 <4>[ 257.012084] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 257.020385] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 257.028592] r9:c507bf60 r8:c3aa9540 r7:00000017 r6:b6e89000 r5:c5ecbb40 r4:c0c5b2ac <4>[ 257.036632] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 257.044748] r9:c07e424c r8:c507bf60 r7:c290d000 r6:b6e89000 r5:c5ecbb40 r4:00000000 <4>[ 257.052787] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 257.060209] r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c507a000 r5:c5ecbb40 <4>[ 257.068322] r4:c5ecbb40 <4>[ 257.071128] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 257.078549] r9:c507a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 257.086588] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 257.094438] Exception stack(0xc507bfa8 to 0xc507bff0) <4>[ 257.099773] bfa0: 00000017 00000017 00000001 b6e89000 00000017 00000001 <4>[ 257.108246] bfc0: 00000017 00000017 7ff00000 00000004 00000001 b6e89000 00020000 004efe38 <4>[ 257.116714] bfe0: 00000004 bec1e7e8 b6f4f33b b6ec8616 <4>[ 257.122134] irq event stamp: 0 <4>[ 257.125381] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 257.131332] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 257.139113] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 257.146816] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 257.152745] ---[ end trace af413873b24c9d3b ]--- <6>[ 257.157588] lkdtm: Saturation detected: still saturated # [ 256.826585] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 256.831680] lkdtm: attempting bad refcount_dec() from saturated # [ 256.837877] ------------[ cut here ]------------ # [ 256.842654] WARNING: CPU: 1 PID: 3012 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 256.851457] refcount_t: saturated; leaking memory. # [ 256.856430] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 256.895573] CPU: 1 PID: 3012 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 256.903512] Hardware name: STM32 (Device Tree Support) # [ 256.908924] Backtrace: # [ 256.911652] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 256.919500] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 256.925443] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 256.933044] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 256.940290] r9:00000009 r8:c0877878 r7:00000016 r6:00000009 r5:c0877878 r4:c1a2b698 # [ 256.948329] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 256.956096] r7:00000016 r6:c1a2b698 r5:c1a2b670 r4:c507a000 # [ 256.962040] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 256.971296] r9:c1ad7874 r8:c15ec1e0 r7:c507bf60 r6:00000017 r5:c4f0a000 r4:c507a000 # [ 256.979335] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 256.989291] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 256.999772] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 257.009280] r4:00000037 # [ 257.012084] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 257.020385] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 257.028592] r9:c507bf60 r8:c3aa9540 r7:00000017 r6:b6e89000 r5:c5ecbb40 r4:c0c5b2ac # [ 257.036632] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 257.044748] r9:c07e424c r8:c507bf60 r7:c290d000 r6:b6e89000 r5:c5ecbb40 r4:00000000 # [ 257.052787] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 257.060209] r10:00000004 r9:00000000 r8:00000000 r7:b6e89000 r6:c507a000 r5:c5ecbb40 # [ 257.068322] r4:c5ecbb40 # [ 257.071128] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 257.078549] r9:c507a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 257.086588] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 257.094438] Exception stack(0xc507bfa8 to 0xc507bff0) # [ 257.099773] bfa0: 00000017 00000017 00000001 b6e89000 00000017 00000001 # [ 257.108246] bfc0: 00000017 00000017 7ff00000 00000004 00000001 b6e89000 00020000 004efe38 # [ 257.116714] bfe0: 00000004 bec1e7e8 b6f4f33b b6ec8616 # [ 257.122134] irq event stamp: 0 # [ 257.125381] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 257.131332] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 257.139113] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 257.146816] softirqs last disabled at (0): [<00000000>] 0x0 # [ 257.152745] ---[ end trace af413873b24c9d3b ]--- # [ 257.157588] 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>[ 258.269144] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <6>[ 258.274884] lkdtm: attempting bad refcount_inc_not_zero() from saturated <4>[ 258.282097] ------------[ cut here ]------------ <4>[ 258.286786] WARNING: CPU: 0 PID: 3045 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 258.295592] refcount_t: saturated; leaking memory. <4>[ 258.300641] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 258.339690] CPU: 0 PID: 3045 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 258.347641] Hardware name: STM32 (Device Tree Support) <4>[ 258.353056] Backtrace: <4>[ 258.355786] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 258.363636] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 258.369580] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 258.377183] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 258.384430] r9:00000009 r8:c0877844 r7:00000013 r6:00000009 r5:c0877844 r4:c1a2b698 <4>[ 258.392468] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 258.400240] r7:00000013 r6:c1a2b698 r5:c1a2b670 r4:c5d88000 <4>[ 258.406186] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 258.415443] r9:c1ad788c r8:c15ec1e0 r7:c5d89f60 r6:00000020 r5:c5edf000 r4:c0000000 <4>[ 258.423484] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 258.434229] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 258.446271] r5:c5edf000 r4:c5d88000 <4>[ 258.450128] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 258.460421] r4:00000038 <4>[ 258.463227] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 258.471528] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 258.479736] r9:c5d89f60 r8:c3aa9540 r7:00000020 r6:b6e3e000 r5:c5f2d280 r4:c0c5b2ac <4>[ 258.487777] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 258.495898] r9:c07e424c r8:c5d89f60 r7:c290d000 r6:b6e3e000 r5:c5f2d280 r4:00000000 <4>[ 258.503937] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 258.511359] r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c5d88000 r5:c5f2d280 <4>[ 258.519474] r4:c5f2d280 <4>[ 258.522281] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 258.529705] r9:c5d88000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 258.537744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 258.545596] Exception stack(0xc5d89fa8 to 0xc5d89ff0) <4>[ 258.550932] 9fa0: 00000020 00000020 00000001 b6e3e000 00000020 00000001 <4>[ 258.559407] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e3e000 00020000 0047fe38 <4>[ 258.567875] 9fe0: 00000004 bee297e8 b6f0433b b6e7d616 <4>[ 258.573320] irq event stamp: 0 <4>[ 258.576545] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 258.582500] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 258.590280] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 258.598038] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 258.603853] ---[ end trace af413873b24c9d3c ]--- <6>[ 258.608757] lkdtm: Saturation detected: still saturated # [ 258.269144] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 258.274884] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 258.282097] ------------[ cut here ]------------ # [ 258.286786] WARNING: CPU: 0 PID: 3045 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 258.295592] refcount_t: saturated; leaking memory. # [ 258.300641] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 258.339690] CPU: 0 PID: 3045 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 258.347641] Hardware name: STM32 (Device Tree Support) # [ 258.353056] Backtrace: # [ 258.355786] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 258.363636] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 258.369580] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 258.377183] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 258.384430] r9:00000009 r8:c0877844 r7:00000013 r6:00000009 r5:c0877844 r4:c1a2b698 # [ 258.392468] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 258.400240] r7:00000013 r6:c1a2b698 r5:c1a2b670 r4:c5d88000 # [ 258.406186] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 258.415443] r9:c1ad788c r8:c15ec1e0 r7:c5d89f60 r6:00000020 r5:c5edf000 r4:c0000000 # [ 258.423484] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 258.434229] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 258.446271] r5:c5edf000 r4:c5d88000 # [ 258.450128] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 258.460421] r4:00000038 # [ 258.463227] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 258.471528] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 258.479736] r9:c5d89f60 r8:c3aa9540 r7:00000020 r6:b6e3e000 r5:c5f2d280 r4:c0c5b2ac # [ 258.487777] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 258.495898] r9:c07e424c r8:c5d89f60 r7:c290d000 r6:b6e3e000 r5:c5f2d280 r4:00000000 # [ 258.503937] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 258.511359] r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c5d88000 r5:c5f2d280 # [ 258.519474] r4:c5f2d280 # [ 258.522281] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 258.529705] r9:c5d88000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 258.537744] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 258.545596] Exception stack(0xc5d89fa8 to 0xc5d89ff0) # [ 258.550932] 9fa0: 00000020 00000020 00000001 b6e3e000 00000020 00000001 # [ 258.559407] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e3e000 00020000 0047fe38 # [ 258.567875] 9fe0: 00000004 bee297e8 b6f0433b b6e7d616 # [ 258.573320] irq event stamp: 0 # [ 258.576545] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 258.582500] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 258.590280] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 258.598038] softirqs last disabled at (0): [<00000000>] 0x0 # [ 258.603853] ---[ end trace af413873b24c9d3c ]--- # [ 258.608757] 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>[ 259.794073] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 259.799959] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 259.806797] ------------[ cut here ]------------ <4>[ 259.811826] WARNING: CPU: 0 PID: 3080 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 259.820520] refcount_t: saturated; leaking memory. <4>[ 259.825490] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 259.864631] CPU: 0 PID: 3080 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 259.872572] Hardware name: STM32 (Device Tree Support) <4>[ 259.877986] Backtrace: <4>[ 259.880715] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 259.888565] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 259.894508] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 259.902109] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 259.909355] r9:00000009 r8:c0877844 r7:00000013 r6:00000009 r5:c0877844 r4:c1a2b698 <4>[ 259.917394] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 259.925164] r7:00000013 r6:c1a2b698 r5:c1a2b670 r4:c507a000 <4>[ 259.931111] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 259.940371] r9:c1ad78ac r8:c15ec1e0 r7:c507bf60 r6:00000020 r5:c5edf000 r4:c0000000 <4>[ 259.948414] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 259.959161] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 259.971205] r5:c5edf000 r4:c507a000 <4>[ 259.975062] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 259.985358] r4:00000039 <4>[ 259.988163] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 259.996466] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 260.004674] r9:c507bf60 r8:c3aa9540 r7:00000020 r6:b6e84000 r5:c5af3dc0 r4:c0c5b2ac <4>[ 260.012716] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 260.020834] r9:c07e424c r8:c507bf60 r7:c290d000 r6:b6e84000 r5:c5af3dc0 r4:00000000 <4>[ 260.028874] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 260.036296] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c507a000 r5:c5af3dc0 <4>[ 260.044411] r4:c5af3dc0 <4>[ 260.047217] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 260.054640] r9:c507a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 260.062680] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 260.070531] Exception stack(0xc507bfa8 to 0xc507bff0) <4>[ 260.075866] bfa0: 00000020 00000020 00000001 b6e84000 00000020 00000001 <4>[ 260.084341] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6e84000 00020000 0048fe38 <4>[ 260.092809] bfe0: 00000004 beb197e8 b6f4a33b b6ec3616 <4>[ 260.098230] irq event stamp: 0 <4>[ 260.101476] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 260.107382] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 260.115145] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 260.123013] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 260.128779] ---[ end trace af413873b24c9d3d ]--- <6>[ 260.133602] lkdtm: Saturation detected: still saturated # [ 259.794073] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 259.799959] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 259.806797] ------------[ cut here ]------------ # [ 259.811826] WARNING: CPU: 0 PID: 3080 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 259.820520] refcount_t: saturated; leaking memory. # [ 259.825490] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 259.864631] CPU: 0 PID: 3080 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 259.872572] Hardware name: STM32 (Device Tree Support) # [ 259.877986] Backtrace: # [ 259.880715] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 259.888565] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 259.894508] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 259.902109] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 259.909355] r9:00000009 r8:c0877844 r7:00000013 r6:00000009 r5:c0877844 r4:c1a2b698 # [ 259.917394] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 259.925164] r7:00000013 r6:c1a2b698 r5:c1a2b670 r4:c507a000 # [ 259.931111] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 259.940371] r9:c1ad78ac r8:c15ec1e0 r7:c507bf60 r6:00000020 r5:c5edf000 r4:c0000000 # [ 259.948414] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 259.959161] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 259.971205] r5:c5edf000 r4:c507a000 # [ 259.975062] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 259.985358] r4:00000039 # [ 259.988163] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 259.996466] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 260.004674] r9:c507bf60 r8:c3aa9540 r7:00000020 r6:b6e84000 r5:c5af3dc0 r4:c0c5b2ac # [ 260.012716] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 260.020834] r9:c07e424c r8:c507bf60 r7:c290d000 r6:b6e84000 r5:c5af3dc0 r4:00000000 # [ 260.028874] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 260.036296] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c507a000 r5:c5af3dc0 # [ 260.044411] r4:c5af3dc0 # [ 260.047217] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 260.054640] r9:c507a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 260.062680] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 260.070531] Exception stack(0xc507bfa8 to 0xc507bff0) # [ 260.075866] bfa0: 00000020 00000020 00000001 b6e84000 00000020 00000001 # [ 260.084341] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6e84000 00020000 0048fe38 # [ 260.092809] bfe0: 00000004 beb197e8 b6f4a33b b6ec3616 # [ 260.098230] irq event stamp: 0 # [ 260.101476] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 260.107382] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 260.115145] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 260.123013] softirqs last disabled at (0): [<00000000>] 0x0 # [ 260.128779] ---[ end trace af413873b24c9d3d ]--- # [ 260.133602] 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>[ 261.286519] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 261.292412] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 261.299414] ------------[ cut here ]------------ <4>[ 261.304167] WARNING: CPU: 0 PID: 3118 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 261.313063] refcount_t: underflow; use-after-free. <4>[ 261.318113] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 261.357195] CPU: 0 PID: 3118 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 261.365120] Hardware name: STM32 (Device Tree Support) <4>[ 261.370533] Backtrace: <4>[ 261.373261] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 261.381112] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 261.387056] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 261.394659] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 261.401907] r9:00000009 r8:c08778e0 r7:0000001c r6:00000009 r5:c08778e0 r4:c1a2b698 <4>[ 261.409946] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 261.417719] r7:0000001c r6:c1a2b698 r5:c1a2b6d4 r4:c507a000 <4>[ 261.423665] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 261.433012] r9:c1ad78cc r8:c15ec1e0 r7:c507bf60 r6:00000020 r5:c5edd000 r4:c507a000 <4>[ 261.441055] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 261.451802] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 261.463857] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 261.474155] r4:0000003a <4>[ 261.476961] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 261.485263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 261.493470] r9:c507bf60 r8:c3aa9540 r7:00000020 r6:b6de4000 r5:c5e20780 r4:c0c5b2ac <4>[ 261.501513] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 261.509632] r9:c07e424c r8:c507bf60 r7:c290d000 r6:b6de4000 r5:c5e20780 r4:00000000 <4>[ 261.517672] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 261.525097] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c507a000 r5:c5e20780 <4>[ 261.533214] r4:c5e20780 <4>[ 261.536022] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 261.543448] r9:c507a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 261.551492] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 261.559347] Exception stack(0xc507bfa8 to 0xc507bff0) <4>[ 261.564684] bfa0: 00000020 00000020 00000001 b6de4000 00000020 00000001 <4>[ 261.573163] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6de4000 00020000 0047fe38 <4>[ 261.581635] bfe0: 00000004 bedc77e8 b6eaa33b b6e23616 <4>[ 261.587083] irq event stamp: 0 <4>[ 261.590378] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 261.596158] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 261.604048] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 261.611823] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 261.617673] ---[ end trace af413873b24c9d3e ]--- <6>[ 261.622447] lkdtm: Saturation detected: still saturated # [ 261.286519] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 261.292412] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 261.299414] ------------[ cut here ]------------ # [ 261.304167] WARNING: CPU: 0 PID: 3118 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 261.313063] refcount_t: underflow; use-after-free. # [ 261.318113] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 261.357195] CPU: 0 PID: 3118 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 261.365120] Hardware name: STM32 (Device Tree Support) # [ 261.370533] Backtrace: # [ 261.373261] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 261.381112] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 261.387056] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 261.394659] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 261.401907] r9:00000009 r8:c08778e0 r7:0000001c r6:00000009 r5:c08778e0 r4:c1a2b698 # [ 261.409946] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 261.417719] r7:0000001c r6:c1a2b698 r5:c1a2b6d4 r4:c507a000 # [ 261.423665] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 261.433012] r9:c1ad78cc r8:c15ec1e0 r7:c507bf60 r6:00000020 r5:c5edd000 r4:c507a000 # [ 261.441055] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 261.451802] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 261.463857] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 261.474155] r4:0000003a # [ 261.476961] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 261.485263] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 261.493470] r9:c507bf60 r8:c3aa9540 r7:00000020 r6:b6de4000 r5:c5e20780 r4:c0c5b2ac # [ 261.501513] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 261.509632] r9:c07e424c r8:c507bf60 r7:c290d000 r6:b6de4000 r5:c5e20780 r4:00000000 # [ 261.517672] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 261.525097] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c507a000 r5:c5e20780 # [ 261.533214] r4:c5e20780 # [ 261.536022] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 261.543448] r9:c507a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 261.551492] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 261.559347] Exception stack(0xc507bfa8 to 0xc507bff0) # [ 261.564684] bfa0: 00000020 00000020 00000001 b6de4000 00000020 00000001 # [ 261.573163] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6de4000 00020000 0047fe38 # [ 261.581635] bfe0: 00000004 bedc77e8 b6eaa33b b6e23616 # [ 261.587083] irq event stamp: 0 # [ 261.590378] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 261.596158] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 261.604048] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 261.611823] softirqs last disabled at (0): [<00000000>] 0x0 # [ 261.617673] ---[ end trace af413873b24c9d3e ]--- # [ 261.622447] 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>[ 262.726749] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 262.732616] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 262.739605] ------------[ cut here ]------------ <4>[ 262.744394] WARNING: CPU: 0 PID: 3154 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 262.753264] refcount_t: underflow; use-after-free. <4>[ 262.758342] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core <4>[ 262.797390] CPU: 0 PID: 3154 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 262.805340] Hardware name: STM32 (Device Tree Support) <4>[ 262.810756] Backtrace: <4>[ 262.813484] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 262.821334] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 262.827278] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 262.834879] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 262.842127] r9:00000009 r8:c08778e0 r7:0000001c r6:00000009 r5:c08778e0 r4:c1a2b698 <4>[ 262.850166] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 262.857938] r7:0000001c r6:c1a2b698 r5:c1a2b6d4 r4:c5804000 <4>[ 262.863885] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 262.873231] r9:c1ad78ec r8:c15ec1e0 r7:c5805f60 r6:00000020 r5:c5edd000 r4:c5804000 <4>[ 262.881274] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 262.892021] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 262.904075] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 262.914371] r4:0000003b <4>[ 262.917176] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 262.925478] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 262.933687] r9:c5805f60 r8:c3aa9540 r7:00000020 r6:b6df2000 r5:c5c80780 r4:c0c5b2ac <4>[ 262.941730] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 262.949850] r9:c07e424c r8:c5805f60 r7:c290d000 r6:b6df2000 r5:c5c80780 r4:00000000 <4>[ 262.957889] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 262.965313] r10:00000004 r9:00000000 r8:00000000 r7:b6df2000 r6:c5804000 r5:c5c80780 <4>[ 262.973429] r4:c5c80780 <4>[ 262.976236] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 262.983660] r9:c5804000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 262.991699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 262.999551] Exception stack(0xc5805fa8 to 0xc5805ff0) <4>[ 263.004887] 5fa0: 00000020 00000020 00000001 b6df2000 00000020 00000001 <4>[ 263.013361] 5fc0: 00000020 00000020 7ff00000 00000004 00000001 b6df2000 00020000 004dfe38 <4>[ 263.021829] 5fe0: 00000004 bed1c7e8 b6eb833b b6e31616 <4>[ 263.027230] irq event stamp: 0 <4>[ 263.030497] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 263.036347] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 263.044245] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 263.052039] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 263.057799] ---[ end trace af413873b24c9d3f ]--- <6>[ 263.062627] lkdtm: Saturation detected: still saturated # [ 262.726749] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 262.732616] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 262.739605] ------------[ cut here ]------------ # [ 262.744394] WARNING: CPU: 0 PID: 3154 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 262.753264] refcount_t: underflow; use-after-free. # [ 262.758342] 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 soundcore adv7511 brcmfmac stm_drm sha256_generic etnaviv sha256_arm gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai stm32_adc_core # [ 262.797390] CPU: 0 PID: 3154 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 262.805340] Hardware name: STM32 (Device Tree Support) # [ 262.810756] Backtrace: # [ 262.813484] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 262.821334] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 262.827278] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 262.834879] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 262.842127] r9:00000009 r8:c08778e0 r7:0000001c r6:00000009 r5:c08778e0 r4:c1a2b698 # [ 262.850166] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 262.857938] r7:0000001c r6:c1a2b698 r5:c1a2b6d4 r4:c5804000 # [ 262.863885] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 262.873231] r9:c1ad78ec r8:c15ec1e0 r7:c5805f60 r6:00000020 r5:c5edd000 r4:c5804000 # [ 262.881274] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 262.892021] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 262.904075] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 262.914371] r4:0000003b # [ 262.917176] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 262.925478] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 262.933687] r9:c5805f60 r8:c3aa9540 r7:00000020 r6:b6df2000 r5:c5c80780 r4:c0c5b2ac # [ 262.941730] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 262.949850] r9:c07e424c r8:c5805f60 r7:c290d000 r6:b6df2000 r5:c5c80780 r4:00000000 # [ 262.957889] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 262.965313] r10:00000004 r9:00000000 r8:00000000 r7:b6df2000 r6:c5804000 r5:c5c80780 # [ 262.973429] r4:c5c80780 # [ 262.976236] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 262.983660] r9:c5804000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 262.991699] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 262.999551] Exception stack(0xc5805fa8 to 0xc5805ff0) # [ 263.004887] 5fa0: 00000020 00000020 00000001 b6df2000 00000020 00000001 # [ 263.013361] 5fc0: 00000020 00000020 7ff00000 00000004 00000001 b6df2000 00020000 004dfe38 # [ 263.021829] 5fe0: 00000004 bed1c7e8 b6eb833b b6e31616 # [ 263.027230] irq event stamp: 0 # [ 263.030497] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 263.036347] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 263.044245] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 263.052039] softirqs last disabled at (0): [<00000000>] 0x0 # [ 263.057799] ---[ end trace af413873b24c9d3f ]--- # [ 263.062627] 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>[ 264.913667] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 264.918727] lkdtm: attempting good copy_to_user of correct size <6>[ 264.924789] lkdtm: attempting bad copy_to_user of too large size # [ 264.913667] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 264.918727] lkdtm: attempting good copy_to_user of correct size # [ 264.924789] 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>[ 265.792976] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 265.798184] lkdtm: attempting good copy_from_user of correct size <6>[ 265.804417] lkdtm: attempting bad copy_from_user of too large size # [ 265.792976] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 265.798184] lkdtm: attempting good copy_from_user of correct size # [ 265.804417] 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>[ 266.693526] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 266.699058] lkdtm: attempting good copy_to_user inside whitelist <6>[ 266.705166] lkdtm: attempting bad copy_to_user outside whitelist # [ 266.693526] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 266.699058] lkdtm: attempting good copy_to_user inside whitelist # [ 266.705166] 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>[ 267.546327] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 267.551964] lkdtm: attempting good copy_from_user inside whitelist <6>[ 267.558426] lkdtm: attempting bad copy_from_user outside whitelist # [ 267.546327] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 267.551964] lkdtm: attempting good copy_from_user inside whitelist # [ 267.558426] 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>[ 268.536097] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 268.541279] lkdtm: good_stack: c5c5be0c-c5c5be2c <6>[ 268.546025] lkdtm: bad_stack : c5c5bd84-c5c5bda4 <6>[ 268.551083] lkdtm: attempting good copy_to_user of local stack <6>[ 268.557099] lkdtm: attempting bad copy_to_user of distant stack # [ 268.536097] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 268.541279] lkdtm: good_stack: c5c5be0c-c5c5be2c # [ 268.546025] lkdtm: bad_stack : c5c5bd84-c5c5bda4 # [ 268.551083] lkdtm: attempting good copy_to_user of local stack # [ 268.557099] 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>[ 269.446845] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 269.452190] lkdtm: good_stack: c59b9e0c-c59b9e2c <6>[ 269.456952] lkdtm: bad_stack : c59b9d84-c59b9da4 <6>[ 269.462003] lkdtm: attempting good copy_from_user of local stack <6>[ 269.468236] lkdtm: attempting bad copy_from_user of distant stack # [ 269.446845] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 269.452190] lkdtm: good_stack: c59b9e0c-c59b9e2c # [ 269.456952] lkdtm: bad_stack : c59b9d84-c59b9da4 # [ 269.462003] lkdtm: attempting good copy_from_user of local stack # [ 269.468236] 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>[ 270.383113] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 270.388087] lkdtm: good_stack: c5e09e0c-c5e09e2c <6>[ 270.392864] lkdtm: bad_stack : c5e09ffc-c5e0a01c <6>[ 270.397927] lkdtm: attempting good copy_to_user of local stack <6>[ 270.403934] lkdtm: attempting bad copy_to_user of distant stack # [ 270.383113] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 270.388087] lkdtm: good_stack: c5e09e0c-c5e09e2c # [ 270.392864] lkdtm: bad_stack : c5e09ffc-c5e0a01c # [ 270.397927] lkdtm: attempting good copy_to_user of local stack # [ 270.403934] 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>[ 271.263898] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 271.268374] lkdtm: attempting good copy_to_user from kernel rodata: c15ec48c <6>[ 271.275625] lkdtm: attempting bad copy_to_user from kernel text: c053dd8c <3>[ 271.282778] lkdtm: FAIL: survived bad copy_to_user() # [ 271.263898] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 271.268374] lkdtm: attempting good copy_to_user from kernel rodata: c15ec48c # [ 271.275625] lkdtm: attempting bad copy_to_user from kernel text: c053dd8c # [ 271.282778] 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>[ 272.193257] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 272.197878] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 272.205058] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 272.212334] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 272.218574] CPU: 0 PID: 3530 Comm: cat Tainted: G D W 5.10.220-cip49 #1 <4>[ 272.226514] Hardware name: STM32 (Device Tree Support) <4>[ 272.231931] Backtrace: <4>[ 272.234661] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 272.242511] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 <4>[ 272.248457] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 272.256062] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 272.264881] r9:c1ad79f4 r8:c15ec1e0 r7:c5eedf60 r6:c5eede34 r5:c5eec000 r4:0000078d <4>[ 272.272927] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 272.282006] r8:c15ec1e0 r7:c5eedf60 r6:00000012 r5:c5edf000 r4:00000046 <4>[ 272.288999] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 272.297304] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 272.305512] r9:c5eedf60 r8:c3aa9540 r7:00000012 r6:b6e6e000 r5:c5ecb280 r4:c0c5b2ac <4>[ 272.313555] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) <4>[ 272.321675] r9:c07e424c r8:c5eedf60 r7:c290d000 r6:b6e6e000 r5:c5ecb280 r4:00000000 <4>[ 272.329717] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 272.337142] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5eec000 r5:c5ecb280 <4>[ 272.345260] r4:c5ecb280 <4>[ 272.348067] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 272.355494] r9:c5eec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 272.363536] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 272.371390] Exception stack(0xc5eedfa8 to 0xc5eedff0) <4>[ 272.376728] dfa0: 00000012 00000012 00000001 b6e6e000 00000012 00000001 <4>[ 272.385206] dfc0: 00000012 00000012 7ff00000 00000004 00000001 b6e6e000 00020000 004efe38 <4>[ 272.393677] dfe0: 00000004 bebec7e8 b6f3433b b6ead616 # [ 272.193257] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 272.197878] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 272.205058] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 272.212334] lkdtm: FAIL: the thread stack is NOT properly erased # [ 272.218574] CPU: 0 PID: 3530 Comm: cat Tainted: G D W 5.10.220-cip49 #1 # [ 272.226514] Hardware name: STM32 (Device Tree Support) # [ 272.231931] Backtrace: # [ 272.234661] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 272.242511] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d018 # [ 272.248457] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 272.256062] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 272.264881] r9:c1ad79f4 r8:c15ec1e0 r7:c5eedf60 r6:c5eede34 r5:c5eec000 r4:0000078d # [ 272.272927] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 272.282006] r8:c15ec1e0 r7:c5eedf60 r6:00000012 r5:c5edf000 r4:00000046 # [ 272.288999] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 272.297304] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 272.305512] r9:c5eedf60 r8:c3aa9540 r7:00000012 r6:b6e6e000 r5:c5ecb280 r4:c0c5b2ac # [ 272.313555] [] (full_proxy_write) from [] (vfs_write+0x10c/0x54c) # [ 272.321675] r9:c07e424c r8:c5eedf60 r7:c290d000 r6:b6e6e000 r5:c5ecb280 r4:00000000 # [ 272.329717] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 272.337142] r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5eec000 r5:c5ecb280 # [ 272.345260] r4:c5ecb280 # [ 272.348067] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 272.355494] r9:c5eec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 272.363536] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 272.371390] Exception stack(0xc5eedfa8 to 0xc5eedff0) # [ 272.376728] dfa0: 00000012 00000012 00000001 b6e6e000 00000012 00000001 # [ 272.385206] dfc0: 00000012 00000012 7ff00000 00000004 00000001 b6e6e000 00020000 004efe38 # [ 272.393677] dfe0: 00000004 bebec7e8 b6f3433b b6ead616 # 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>[ 273.528025] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 273.532543] lkdtm: Calling matched prototype ... <6>[ 273.537577] lkdtm: Calling mismatched prototype ... <6>[ 273.542582] lkdtm: Fail: survived mismatched prototype function call! # [ 273.528025] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 273.532543] lkdtm: Calling matched prototype ... # [ 273.537577] lkdtm: Calling mismatched prototype ... # [ 273.542582] 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 / #