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 (7873 ms) STM32MP> setenv serverip 192.168.56.193 setenv serverip 192.168.56.193 STM32MP> tftp 0xc2000000 280046/tftp-deploy-kmmrjltt/kernel/uImage tftp 0xc2000000 280046/tftp-deploy-kmmrjltt/kernel/uImage Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.144 Filename '280046/tftp-deploy-kmmrjltt/kernel/uImage'. Load address: 0xc2000000 Loading: *################################################## 11.9 MiB 18.8 MiB/s done Bytes transferred = 12440128 (bdd240 hex) STM32MP> tftp 0xc4400000 280046/tftp-deploy-kmmrjltt/ramdisk/ramdisk.cpio.gz.uboot tftp 0xc4400000 280046/tftp-deploy-kmmrjltt/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 '280046/tftp-deploy-kmmrjltt/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0xc4400000 Loading: *################################################## 15.5 MiB 18.5 MiB/s done Bytes transferred = 16277715 (f860d3 hex) STM32MP> setenv initrd_size ${filesize} setenv initrd_size ${filesize} STM32MP> tftp 0xc4000000 280046/tftp-deploy-kmmrjltt/dtb/stm32mp157a-dhcor-avenger96.dtb tftp 0xc4000000 280046/tftp-deploy-kmmrjltt/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 '280046/tftp-deploy-kmmrjltt/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/280046/extract-nfsrootfs-f2bm94w2,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/280046/extract-nfsrootfs-f2bm94w2,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' STM32MP> bootm 0xc2000000 0xc4400000 0xc4000000 bootm 0xc2000000 0xc4400000 0xc4000000 ## Booting kernel from Legacy Image at c2000000 ... Image Name: Created: 2024-05-17 18:01:46 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 12440064 Bytes = 11.9 MiB Load Address: c2000000 Entry Point: c2000000 Verifying Checksum ... OK ## Loading init Ramdisk from Legacy Image at c4400000 ... Image Name: Created: 2024-05-17 18:01:49 UTC Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 16277651 Bytes = 15.5 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at c4000000 Booting using the fdt blob at 0xc4000000 Working FDT set to c4000000 Loading Kernel Image Using Device Tree in place at c4000000, end c4011159 Working FDT set to c4000000 Starting kernel ... <6>[ 0.000000] Booting Linux on physical CPU 0x0 <5>[ 0.000000] Linux version 5.10.217-cip47 (KernelCI@build-j199856-arm-gcc-10-multi-v7-defconfig-kselftest-8s5p2) (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 May 17 17:09:47 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/280046/extract-nfsrootfs-f2bm94w2,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: 920624K/1048572K available (17408K kernel code, 2711K rwdata, 8124K rodata, 2048K init, 6692K bss, 62412K 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 55539 entries in 163 pages <6>[ 0.000000] ftrace: allocated 163 pages with 4 groups <6>[ 0.000000] Running RCU self tests <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU lockdep checking is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=2. <6>[ 0.000000] Rude variant of Tasks RCU enabled. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (virt). <6>[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns <6>[ 0.000014] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns <6>[ 0.000056] Switching to timer-based delay loop, resolution 41ns <6>[ 0.014933] Console: colour dummy device 80x30 <4>[ 0.015036] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.015080] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.015122] ... MAX_LOCK_DEPTH: 48 <4>[ 0.015163] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.015203] ... CLASSHASH_SIZE: 4096 <4>[ 0.015244] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.015284] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.015324] ... CHAINHASH_SIZE: 32768 <4>[ 0.015366] memory used by lock dependency info: 4061 kB <4>[ 0.015406] memory used for stack traces: 2112 kB <4>[ 0.015447] per task-struct memory footprint: 1536 bytes <6>[ 0.015584] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) <6>[ 0.015659] CPU: Testing write buffer coherency: ok <6>[ 0.015887] pid_max: default: 32768 minimum: 301 <6>[ 0.016377] LSM: Security Framework initializing <6>[ 0.016539] LSM support for eBPF active <6>[ 0.016732] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.016798] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.021761] CPU0: update cpu_capacity 1024 <6>[ 0.021828] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.026969] Setting up static identity map for 0xc0300000 - 0xc03000ac <6>[ 0.031913] rcu: Hierarchical SRCU implementation. <6>[ 0.048663] EFI services will not be available. <6>[ 0.050061] smp: Bringing up secondary CPUs ... <6>[ 0.053983] CPU1: update cpu_capacity 1024 <6>[ 0.054005] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.055483] smp: Brought up 1 node, 2 CPUs <6>[ 0.055579] SMP: Total of 2 processors activated (96.00 BogoMIPS). <6>[ 0.055622] CPU: All CPU(s) started in SVC mode. <6>[ 0.059131] devtmpfs: initialized <6>[ 0.180048] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 <6>[ 0.183587] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.183701] futex hash table entries: 512 (order: 3, 32768 bytes, linear) <6>[ 0.189542] pinctrl core: initialized pinctrl subsystem <6>[ 0.200140] DMI not present or invalid. <6>[ 0.203547] NET: Registered protocol family 16 <6>[ 0.217310] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.232303] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.234056] cpuidle: using governor menu <6>[ 0.234897] No ATAGs? <6>[ 0.235422] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. <6>[ 0.235531] hw-breakpoint: maximum watchpoint size is 8 bytes. <6>[ 0.248747] Serial: AMBA PL011 UART driver <6>[ 0.459442] /soc/interrupt-controller@5000d000: bank0 <6>[ 0.459557] /soc/interrupt-controller@5000d000: bank1 <6>[ 0.459624] /soc/interrupt-controller@5000d000: bank2 <6>[ 0.490747] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added <6>[ 0.497437] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added <6>[ 0.504265] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added <6>[ 0.511022] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added <6>[ 0.517624] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added <6>[ 0.524344] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added <6>[ 0.531060] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added <6>[ 0.537645] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added <6>[ 0.544318] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added <6>[ 0.545839] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized <6>[ 0.558144] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added <6>[ 0.558273] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized <6>[ 0.644552] Kprobes globally optimized <3>[ 0.686878] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517 <6>[ 0.699706] iommu: Default domain type: Translated <6>[ 0.701741] vgaarb: loaded <5>[ 0.707387] SCSI subsystem initialized <6>[ 0.710574] usbcore: registered new interface driver usbfs <6>[ 0.710988] usbcore: registered new interface driver hub <6>[ 0.711346] usbcore: registered new device driver usb <6>[ 0.717306] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.717368] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.717507] PTP clock support registered <6>[ 0.735447] clocksource: Switched to clocksource arch_sys_counter <6>[ 3.088034] NET: Registered protocol family 2 <6>[ 3.088962] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 3.093436] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 3.093693] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 3.093999] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 3.096123] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 3.097570] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 3.098091] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.098459] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.099494] NET: Registered protocol family 1 <6>[ 3.104218] RPC: Registered named UNIX socket transport module. <6>[ 3.104348] RPC: Registered udp transport module. <6>[ 3.104396] RPC: Registered tcp transport module. <6>[ 3.104442] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 3.104525] NET: Registered protocol family 44 <6>[ 3.104614] PCI: CLS 0 bytes, default 64 <6>[ 3.107609] Trying to unpack rootfs image as initramfs... <6>[ 5.635839] Freeing initrd memory: 15900K <6>[ 5.638890] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available <5>[ 5.648355] Initialise system trusted keyrings <6>[ 5.649783] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 5.719506] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 5.724679] NFS: Registering the id_resolver key type <5>[ 5.724966] Key type id_resolver registered <5>[ 5.725090] Key type id_legacy registered <6>[ 5.726298] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 5.726474] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 5.726791] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 5.729879] Key type asymmetric registered <5>[ 5.730096] Asymmetric key parser 'x509' registered <6>[ 5.730704] bounce: pool size: 64 pages <6>[ 5.730942] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 5.731091] io scheduler mq-deadline registered <6>[ 5.731147] io scheduler kyber registered <4>[ 5.732460] test_firmware: interface ready <6>[ 6.224650] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.247132] SuperH (H)SCI(F) driver initialized <6>[ 6.251174] msm_serial: driver initialized <6>[ 6.252014] STMicroelectronics ASC driver initialized <6>[ 6.258204] STM32 USART driver initialized <6>[ 6.261254] stm32-usart 4000e000.serial: rx dma alloc failed <6>[ 6.261324] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma) <6>[ 6.261387] stm32-usart 4000e000.serial: tx dma alloc failed <6>[ 6.261435] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma) <6>[ 6.261692] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart <6>[ 6.263474] serial serial0: tty port ttySTM2 registered <6>[ 6.267110] stm32-usart 40010000.serial: rx dma alloc failed <6>[ 6.267175] stm32-usart 40010000.serial: interrupt mode used for rx (no dma) <6>[ 6.267235] stm32-usart 40010000.serial: tx dma alloc failed <6>[ 6.267282] stm32-usart 40010000.serial: interrupt mode used for tx (no dma) <6>[ 6.267418] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart <6>[ 7.313757] printk: console [ttySTM0] enabled <6>[ 7.323905] stm32-usart 40018000.serial: rx dma alloc failed <6>[ 7.328603] stm32-usart 40018000.serial: interrupt mode used for rx (no dma) <6>[ 7.335916] stm32-usart 40018000.serial: tx dma alloc failed <6>[ 7.341711] stm32-usart 40018000.serial: interrupt mode used for tx (no dma) <6>[ 7.349210] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart <6>[ 7.387878] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <5>[ 7.389459] random: crng init done <6>[ 7.465948] brd: module loaded <6>[ 7.524955] loop: module loaded <6>[ 7.531256] lkdtm: No crash points registered, enable through debugfs <6>[ 7.606700] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.615590] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.619402] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.625999] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.631270] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.652383] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found <6>[ 7.657891] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found <6>[ 7.664842] stm32-dwmac 5800a000.ethernet: PTP uses main clock <6>[ 7.670228] stm32-dwmac 5800a000.ethernet: no reset control found <6>[ 7.678934] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42 <6>[ 7.684786] stm32-dwmac 5800a000.ethernet: DWMAC4/5 <6>[ 7.690173] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported <6>[ 7.697676] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported <6>[ 7.705183] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported <6>[ 7.712406] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported <6>[ 7.719399] stm32-dwmac 5800a000.ethernet: TSO supported <6>[ 7.724469] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer <6>[ 7.732689] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2) <6>[ 7.739469] stm32-dwmac 5800a000.ethernet: TSO feature enabled <6>[ 7.745572] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width <6>[ 7.829850] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.836555] usbcore: registered new interface driver pegasus <6>[ 7.842377] usbcore: registered new interface driver asix <6>[ 7.848029] usbcore: registered new interface driver ax88179_178a <6>[ 7.854288] usbcore: registered new interface driver cdc_ether <6>[ 7.860593] usbcore: registered new interface driver smsc75xx <6>[ 7.866620] usbcore: registered new interface driver smsc95xx <6>[ 7.872441] usbcore: registered new interface driver net1080 <6>[ 7.878498] usbcore: registered new interface driver cdc_subset <6>[ 7.884603] usbcore: registered new interface driver zaurus <6>[ 7.890625] usbcore: registered new interface driver cdc_ncm <6>[ 7.908276] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.913806] ehci-pci: EHCI PCI platform driver <6>[ 7.918837] ehci-platform: EHCI generic platform driver <6>[ 7.926169] ehci-orion: EHCI orion driver <6>[ 7.929848] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.933993] ehci-st: EHCI STMicroelectronics driver <6>[ 7.939315] ehci-exynos: EHCI Exynos driver <6>[ 7.943575] ehci-atmel: EHCI Atmel driver <6>[ 7.947932] tegra-ehci: Tegra EHCI driver <6>[ 7.952142] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.958108] ohci-pci: OHCI PCI platform driver <6>[ 7.962912] ohci-platform: OHCI generic platform driver <6>[ 7.969024] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.973101] ohci-st: OHCI STMicroelectronics driver <6>[ 7.978339] ohci-atmel: OHCI Atmel driver <6>[ 7.985511] usbcore: registered new interface driver usb-storage <3>[ 8.012918] stm32_rtc 5c004000.rtc: IRQ index 1 not found <4>[ 8.017272] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6 <6>[ 8.029290] stm32_rtc 5c004000.rtc: registered as rtc0 <6>[ 8.033477] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:27 UTC (946684827) <4>[ 8.044379] stm32_rtc 5c004000.rtc: Date/Time must be initialized <6>[ 8.049589] stm32_rtc 5c004000.rtc: registered rev:1.2 <6>[ 8.060715] i2c /dev entries driver <6>[ 8.097853] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter <6>[ 8.129104] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter <6>[ 8.169895] stpmic1 2-0033: PMIC Chip Version: 0x10 <6>[ 8.199833] vddcore: supplied by regulator-dummy <6>[ 8.210273] vdd_ddr: supplied by regulator-dummy <6>[ 8.219925] vdd: supplied by regulator-dummy <6>[ 8.229000] v3v3: supplied by regulator-dummy <6>[ 8.237719] vdda: Bringing 1800000uV into 2900000-2900000uV <6>[ 8.244776] vdda: supplied by v3v3 <6>[ 8.253052] v2v8: Bringing 1800000uV into 2800000-2800000uV <6>[ 8.260232] v2v8: supplied by v3v3 <6>[ 8.266514] vtt_ddr: supplied by vdd_ddr <6>[ 8.276624] vdd_usb: supplied by regulator-dummy <6>[ 8.283095] vdd_sd: supplied by v3v3 <6>[ 8.292558] v1v8: Bringing 1000000uV into 1800000-1800000uV <6>[ 8.299747] v1v8: supplied by v3v3 <6>[ 8.304742] vref_ddr: supplied by regulator-dummy <6>[ 8.316445] bst_out: supplied by regulator-dummy <6>[ 8.324405] vbus_otg: supplied by bst_out <6>[ 8.331966] vbus_sw: supplied by bst_out <6>[ 8.352316] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0 <4>[ 8.371911] at24 2-0053: supply vcc not found, using dummy regulator <6>[ 8.381469] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write <6>[ 8.387762] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter <6>[ 8.428711] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully <6>[ 8.468934] sdhci: Secure Digital Host Controller Interface driver <6>[ 8.473980] sdhci: Copyright(c) Pierre Ossman <6>[ 8.488889] Synopsys Designware Multimedia Card Interface Driver <6>[ 8.490179] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio) <6>[ 8.500216] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 8.512577] mmci-pl18x 58005000.sdmmc: Got CD GPIO <6>[ 8.531653] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio) <6>[ 8.540968] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 8.550032] usbcore: registered new interface driver usbhid <6>[ 8.554543] usbhid: USB HID core driver <4>[ 8.571681] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) <4>[ 8.578666] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.584516] ipip: IPv4 and MPLS over IPv4 tunneling driver <4>[ 8.590532] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.592763] IPv4 over IPsec tunneling driver <4>[ 8.603848] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) <6>[ 8.608777] NET: Registered protocol family 10 <4>[ 8.617777] mmc1: queuing unknown CIS tuple 0x80 (6 bytes) <6>[ 8.621791] Segment Routing with IPv6 <6>[ 8.636561] NET: Registered protocol family 17 <5>[ 8.642602] Key type dns_resolver registered <6>[ 8.646236] ThumbEE CPU extension supported. <5>[ 8.650417] Registering SWP/SWPB emulation handler <5>[ 8.658214] Loading compiled-in X.509 certificates <6>[ 8.674671] mmc0: new high speed SDXC card at address e624 <6>[ 8.684518] mmcblk0: mmc0:e624 SD64G 59.5 GiB <6>[ 8.765854] mmc1: new high speed SDIO card at address 0001 <6>[ 8.923521] stm32-dma 48000000.dma-controller: STM32 DMA driver registered <6>[ 8.940376] stm32-dma 48001000.dma-controller: STM32 DMA driver registered <6>[ 8.966073] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered <6>[ 8.975911] buck-io: supplied by vdd <6>[ 8.981186] usb33: supplied by vdd_usb <6>[ 8.992133] reg11: supplied by buck-io <6>[ 8.997076] reg18: supplied by buck-io <6>[ 9.005045] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0 <4>[ 9.040764] GPT:Primary header thinks Alt. header is not at the end of the disk. <6>[ 9.043103] spi-nor spi0.0: w25q16dw (2048 Kbytes) <4>[ 9.047374] GPT:3204245 != 124735487 <4>[ 9.056234] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.062364] GPT:3204245 != 124735487 <4>[ 9.066330] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.071718] mmcblk0: p1 p2 p3 p4 <4>[ 9.089139] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator <4>[ 9.096870] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator <6>[ 9.244519] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM <6>[ 9.254914] dwc2 49000000.usb-otg: DWC OTG Controller <6>[ 9.259635] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1 <6>[ 9.266841] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000 <6>[ 9.282099] hub 1-0:1.0: USB hub found <6>[ 9.285572] hub 1-0:1.0: 1 port detected <6>[ 9.315046] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller <6>[ 9.320399] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2 <6>[ 9.330178] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000 <6>[ 9.365607] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00 <6>[ 9.377696] hub 2-0:1.0: USB hub found <6>[ 9.380653] hub 2-0:1.0: 2 ports detected <6>[ 9.402233] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio) <6>[ 9.514610] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL) <6>[ 9.528399] dwmac4: Master AXI performs any burst length <6>[ 9.532660] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found <6>[ 9.562803] mmc2: new DDR MMC card at address 0001 <6>[ 9.569697] mmcblk2: mmc2:0001 DG4008 7.28 GiB <6>[ 9.574083] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB <6>[ 9.580457] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB <6>[ 9.596274] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0) <6>[ 9.740519] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported <6>[ 9.752921] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock <6>[ 9.765621] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode <4>[ 9.782121] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 9.788607] GPT:3145727 != 15273599 <4>[ 9.792152] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.798516] GPT:3145727 != 15273599 <4>[ 9.802186] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.807807] mmcblk2: p1 p2 p3 p4 <6>[ 9.895587] usb 2-1: new high-speed USB device number 2 using ehci-platform <6>[ 10.102624] hub 2-1:1.0: USB hub found <6>[ 10.106011] hub 2-1:1.0: 3 ports detected <6>[ 19.209389] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 19.235777] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 19.267186] Sending DHCP requests ..., OK <6>[ 25.048657] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.144 <6>[ 25.056886] IP-Config: Complete: <6>[ 25.060248] 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>[ 25.071177] host=192.168.56.144, domain=mayfield.sirena.org.uk, nis-domain=(none) <6>[ 25.079346] bootserver=192.168.56.254, rootserver=192.168.56.193, rootpath= <6>[ 25.079375] nameserver0=192.168.56.254 <6>[ 25.091404] ntpserver0=50.205.244.22, ntpserver1=85.199.214.99 <6>[ 25.099182] clk: Disabling unused clocks <6>[ 25.192266] Freeing unused kernel memory: 2048K <6>[ 25.209698] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 36.021572] Bluetooth: Core ver 2.22 <6>[ 36.024334] NET: Registered protocol family 31 <6>[ 36.028823] Bluetooth: HCI device and connection manager initialized <6>[ 36.035961] Bluetooth: HCI socket layer initialized <6>[ 36.040551] Bluetooth: L2CAP socket layer initialized <6>[ 36.046392] Bluetooth: SCO socket layer initialized <6>[ 36.181018] Bluetooth: HCI UART driver ver 2.3 <6>[ 36.184343] Bluetooth: HCI UART protocol H4 registered <6>[ 36.191283] Bluetooth: HCI UART protocol Broadcom registered <4>[ 36.197136] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator <4>[ 36.208032] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator <5>[ 36.513901] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 36.652754] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv]) <6>[ 36.658689] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652 <6>[ 36.689026] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS <6>[ 36.741257] Bluetooth: hci0: BCM: chip id 107 <6>[ 36.742614] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 2 <6>[ 36.799353] Bluetooth: hci0: BCM: features 0x2f <6>[ 36.804617] Bluetooth: hci0: BCM4345C0 <6>[ 36.807504] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000 <3>[ 36.817344] Bluetooth: hci0: BCM: firmware Patch file not found, tried: <3>[ 36.822848] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd' <3>[ 36.828419] Bluetooth: hci0: BCM: 'brcm/BCM.hcd' <5>[ 37.727247] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 37.756846] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 37.768109] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 37.776197] cfg80211: failed to load regulatory.db <6>[ 37.874840] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 1 <6>[ 37.988024] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 38.026806] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 <4>[ 38.159449] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2 <6>[ 38.204968] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <3>[ 39.236088] 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>[ 42.961762] systemd[1]: System time before build time, advancing clock. <30>[ 43.286915] 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>[ 43.322376] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m! <30>[ 43.386688] systemd[1]: Hostname set to . <30>[ 46.880271] systemd[1]: Queued start job for default target graphical.target. <30>[ 46.907987] 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>[ 46.961915] 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>[ 47.011837] 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>[ 47.060344] 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>[ 47.109300] 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>[ 47.158519] 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>[ 47.206943] 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>[ 47.226126] systemd[1]: Expecting device dev-ttySTM0.device - /dev/ttySTM0... Expecting device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0... <30>[ 47.266235] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes. <30>[ 47.306377] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes. <30>[ 47.356708] systemd[1]: Reached target paths.target - Path Units. [[0;32m OK [0m] Reached target [0;1;39mpaths.target[0m - Path Units. <30>[ 47.396343] 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>[ 47.436270] systemd[1]: Reached target slices.target - Slice Units. [[0;32m OK [0m] Reached target [0;1;39mslices.target[0m - Slice Units. <30>[ 47.476418] systemd[1]: Reached target swap.target - Swaps. [[0;32m OK [0m] Reached target [0;1;39mswap.target[0m - Swaps. <30>[ 47.516409] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes. <30>[ 47.558878] 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>[ 47.682501] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 47.703849] 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>[ 47.761723] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket. <30>[ 47.811552] 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>[ 47.865710] 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>[ 47.910141] 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>[ 47.959082] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages). <30>[ 47.974734] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue). <30>[ 48.006087] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System... <30>[ 48.067309] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System... <30>[ 48.177842] 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>[ 48.276765] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs... <30>[ 48.336719] 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>[ 48.437677] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm... <30>[ 48.505594] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 48.577572] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse... <30>[ 48.647817] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... <6>[ 48.722526] fuse: init (API version 7.32) <30>[ 48.759769] systemd[1]: Starting systemd-journald.service - Journal Service... Starting [0;1;39msystemd-journald.service[0m - Journal Service... <30>[ 48.821815] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules... <30>[ 48.902856] 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>[ 49.004593] 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>[ 49.124891] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 49.320874] 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>[ 49.369326] 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>[ 49.444887] 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>[ 49.626911] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 49.656047] 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>[ 49.706750] systemd[1]: modprobe@dm_mod.service: Deactivated successfully. <30>[ 49.728121] 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>[ 49.787421] systemd[1]: modprobe@drm.service: Deactivated successfully. <30>[ 49.799360] 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>[ 49.857554] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. <30>[ 49.870191] 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>[ 49.937066] systemd[1]: modprobe@fuse.service: Deactivated successfully. <30>[ 49.958651] 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>[ 50.048207] systemd[1]: modprobe@loop.service: Deactivated successfully. <30>[ 50.059560] 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>[ 50.123344] 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>[ 50.174130] 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>[ 50.245818] 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>[ 50.312365] 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>[ 50.413513] 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>[ 50.509518] systemd[1]: Mounting sys-kernel-config.mount - Kernel Configuration File System... Mounting [0;1;39msys-kernel-config…ernel Configuration File System... <30>[ 50.557033] systemd[1]: systemd-firstboot.service - First Boot Wizard was skipped because of an unmet condition check (ConditionFirstBoot=yes). <30>[ 50.580487] systemd[1]: systemd-pstore.service - Platform Persistent Storage Archival was skipped because of an unmet condition check (ConditionDirectoryNotEmpty=/sys/fs/pstore). <30>[ 50.648660] systemd[1]: Starting systemd-random-seed.service - Load/Save Random Seed... Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed... <30>[ 50.727975] systemd[1]: systemd-repart.service - Repartition Root Disk was skipped because no trigger condition checks were met. <30>[ 50.805162] systemd[1]: Starting systemd-sysctl.service - Apply Kernel Variables... Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables... <30>[ 50.914540] systemd[1]: Starting systemd-sysusers.service - Create System Users... Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users... <30>[ 51.137102] systemd[1]: Started systemd-journald.service - Journal Service. [[0;32m OK [0m] Started [0;1;39msystemd-journald.service[0m - Journal Service. [[0;32m OK [0m] Mounted [0;1;39msys-fs-fuse-connec…nt[0m - FUSE Control File System. [[0;32m OK [0m] Mounted [0;1;39msys-kernel-config.… Kernel Configuration File System. [[0;32m OK [0m] Finished [0;1;39msystemd-random-se…rvice[0m - Load/Save Random Seed. [[0;32m OK [0m] Finished [0;1;39msystemd-sysctl.service[0m - Apply Kernel Variables. Starting [0;1;39msystemd-journal-f…h Journal to Persistent Storage... [[0;32m OK [0m] Finished [0;1;39msystemd-sysusers.service[0m - Create System Users. Starting [0;1;39msystemd-tmpfiles-…ate Static Device Nodes in /dev... <46>[ 51.779367] systemd-journald[217]: Received client request to flush runtime journal. [[0;32m OK [0m] Finished [0;1;39msystemd-tmpfiles-…reate Static Device Nodes in /dev. [[0;32m OK [0m] Reached target [0;1;39mlocal-fs-pr…reparation for Local File Systems. [[0;32m OK [0m] Reached target [0;1;39mlocal-fs.target[0m - Local File Systems. Starting [0;1;39msystemd-udevd.ser…ger for Device Events and Files... [[0;32m OK [0m] Finished [0;1;39msystemd-journal-f…ush Journal to Persistent Storage. Starting [0;1;39msystemd-tmpfiles-… Volatile Files and Directories... [[0;32m OK [0m] Started [0;1;39msystemd-udevd.serv…nager for Device Events and Files. Starting [0;1;39msystemd-networkd.…ice[0m - Network Configuration... [[0;32m OK [0m] Finished [0;1;39msystemd-tmpfiles-…te Volatile Files and Directories. Starting [0;1;39msystemd-timesyncd… - Network Time Synchronization... Starting [0;1;39msystemd-update-ut…rd System Boot/Shutdown in UTMP... [[0;32m OK [0m] Started [0;1;39msystemd-networkd.service[0m - Network Configuration. [[0;32m OK [0m] Reached target [0;1;39mnetwork.target[0m - Network. [[0;32m OK [0m] 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;39mtime-set.target[0m - System Time Set. <46>[ 58.249368] systemd-journald[217]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation. <46>[ 58.269398] systemd-journald[217]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating. [[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (13s / 1min 30s) M [K[[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (14s / 1min 30s) M [K[[0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (14s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (15s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (15s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (15s / no limit) M [K[ [0;31m*[0;1;31m*[0m] (1 of 2) Job dev-ttySTM0.device/start running (16s / 1min 30s) M [K[ [0;31m*[0m] (1 of 2) Job dev-ttySTM0.device/start running (16s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m] (1 of 2) Job dev-ttySTM0.device/start running (17s / 1min 30s) M [K[ [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (17s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (18s / no limit) M [K[ [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job systemd-udev-trigger.s…ice/start running (19s / no limit) M [K[[0;31m*[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (19s / 1min 30s) M [K[[0;1;31m*[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (20s / 1min 30s) M [K[[0m[0;31m* [0m] (1 of 2) Job dev-ttySTM0.device/start running (20s / 1min 30s) M [K[[0;32m OK [0m] Finished [0;1;39msystemd-udev-trig…e[0m - Coldplug All udev Devices. [K[[0;32m OK [0m] Found device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0. [[0;32m OK [0m] Reached target [0;1;39mbluetooth.target[0m - Bluetooth Support. [[0;32m OK [0m] Reached target [0;1;39musb-gadget.…m - Hardware activated USB gadget. [[0;32m OK [0m] Listening on [0;1;39msystemd-rfkil…l Switch Status /dev/rfkill Watch. Starting [0;1;39mmodprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... [[0;32m OK [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod. [[0;32m OK [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore. [[0;32m OK [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop. [[0;32m OK [0m] Reached target [0;1;39msysinit.target[0m - System Initialization. [[0;32m OK [0m] Started [0;1;39mapt-daily.timer[0m - Daily apt download activities. [[0;32m OK [0m] Started [0;1;39mapt-daily-upgrade.… apt upgrade and clean activities. [[0;32m OK [0m] Started [0;1;39mdpkg-db-backup.tim… Daily dpkg database backup timer. [[0;32m OK [0m] Started [0;1;39me2scrub_all.timer…etadata Check for All Filesystems. [[0;32m OK [0m] Started [0;1;39mfstrim.timer[0m - Discard unused blocks once a week. [[0;32m OK [0m] Started [0;1;39msystemd-tmpfiles-c… Cleanup of Temporary Directories. [[0;32m OK [0m] Reached target [0;1;39mtimers.target[0m - Timer Units. [[0;32m OK [0m] Listening on [0;1;39mdbus.socket[…- D-Bus System Message Bus Socket. [[0;32m OK [0m] Reached target [0;1;39msockets.target[0m - Socket Units. [[0;32m OK [0m] Reached target [0;1;39mbasic.target[0m - Basic System. Starting [0;1;39malsa-restore.serv…- Save/Restore Sound Card State... Starting [0;1;39mdbus.service[0m - D-Bus System Message Bus... Starting [0;1;39me2scrub_reap.serv…e ext4 Metadata Check Snapshots... Starting [0;1;39msystemd-logind.se…ice[0m - User Login Management... Starting [0;1;39msystemd-rfkill.se…Load/Save RF Kill Switch Status... Starting [0;1;39msystemd-user-sess…vice[0m - Permit User Sessions... [[0;32m OK [0m] Finished [0;1;39malsa-restore.serv…m - Save/Restore Sound Card State. [[0;32m OK [0m] Reached target [0;1;39msound.target[0m - Sound Card. [[0;32m OK [0m] Started [0;1;39msystemd-rfkill.ser…- Load/Save RF Kill Switch Status. [[0;32m OK [0m] Finished [0;1;39msystemd-user-sess…ervice[0m - Permit User Sessions. [[0;32m OK [0m] Started [0;1;39mdbus.service[0m - D-Bus System Message Bus. [[0;32m OK [0m] Started [0;1;39mgetty@tty1.service[0m - Getty on tty1. [[0;32m OK [0m] Started [0;1;39mserial-getty@ttyST…ice[0m - Serial Getty on ttySTM0. [[0;32m OK [0m] Reached target [0;1;39mgetty.target[0m - Login Prompts. [[0;32m OK [0m] Finished [0;1;39me2scrub_reap.serv…ine ext4 Metadata Check Snapshots. [[0;32m OK [0m] Started [0;1;39msystemd-logind.service[0m - User Login Management. [[0;32m OK [0m] Reached target [0;1;39mmulti-user.target[0m - Multi-User System. [[0;32m OK [0m] Reached target [0;1;39mgraphical.target[0m - Graphical Interface. Starting [0;1;39msystemd-update-ut… Record Runlevel Change in UTMP... [[0;32m OK [0m] Finished [0;1;39msystemd-update-ut… - Record Runlevel Change in UTMP. Debian GNU/Linux 12 debian-bookworm-armhf ttySTM0 debian-bookworm-armhf login: root (automatic login) Linux debian-bookworm-armhf 5.10.217-cip47 #1 SMP Fri May 17 17:09:47 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/280046/extract-nfsrootfs-f2bm94w2' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/280046/extract-nfsrootfs-f2bm94w2' / # 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-280046/environment . /lava-280046/environment / # /lava-280046/bin/lava-test-runner /lava-280046/0 /lava-280046/bin/lava-test-runner /lava-280046/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-280046/0/tests/0_timesync-off ++ cat uuid + UUID=280046_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-280046/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=280046_1.6.2.4.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b stm32mp157a-dhcor-avenger96 -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2024-05-17 18:03:52-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/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: 1347436 (1.3M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 3%[ ] 49.92K 179KB/s kselftest_armhf.tar 16%[==> ] 216.29K 387KB/s kselftest_armhf.tar 67%[============> ] 893.67K 1.04MB/s kselftest_armhf.tar 100%[===================>] 1.28M 1.48MB/s in 0.9s 2024-05-17 18:03:53 (1.48 MB/s) - 'kselftest_armhf.tar.gz' saved [1347436/1347436] 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>[ 119.115401] 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>[ 122.422014] lkdtm: Performing direct entry BUG <4>[ 122.425744] ------------[ cut here ]------------ <2>[ 122.430486] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 122.435986] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 122.441402] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 122.480446] CPU: 1 PID: 662 Comm: cat Not tainted 5.10.217-cip47 #1 <4>[ 122.486985] Hardware name: STM32 (Device Tree Support) <4>[ 122.492416] PC is at lkdtm_BUG+0x14/0x18 <4>[ 122.496597] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 122.501309] pc : [] lr : [] psr: a0080013 <4>[ 122.507859] sp : c534de58 ip : c534de68 fp : c534de64 <4>[ 122.513362] r10: 00000004 r9 : c1ad2ad4 r8 : c15ec020 <4>[ 122.518864] r7 : c534df60 r6 : 00000004 r5 : c5705000 r4 : 00000001 <4>[ 122.525676] r3 : c0c59468 r2 : 85decda0 r1 : ef7aa5e0 r0 : c15ec028 <4>[ 122.532491] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 122.539914] Control: 10c5387d Table: c612c06a DAC: 00000051 <0>[ 122.545946] Process cat (pid: 662, stack limit = 0x24618590) <0>[ 122.551880] Stack: (0xc534de58 to 0xc534e000) <0>[ 122.556513] de40: c534de74 c534de68 <0>[ 122.564990] de60: c0c58efc c0c59474 c534de9c c534de78 c0c593fc c0c58edc c0c592dc c530ea00 <0>[ 122.573462] de80: b6e06000 00000004 c3aa9cc0 c534df60 c534dec4 c534dea0 c07e29dc c0c592e8 <0>[ 122.581936] dea0: 00000000 c530ea00 b6e06000 c290d000 c534df60 c07e2978 c534df5c c534dec8 <0>[ 122.590409] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c534c000 <0>[ 122.598882] dee0: b6e06000 00020000 00000004 00000004 0001fffc c534dee0 00000001 b6e05000 <0>[ 122.607354] df00: c530edc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 122.615829] df20: 00000000 00000000 c13ac870 85decda0 c206b700 c530ea00 c530ea00 c534c000 <0>[ 122.624301] df40: b6e06000 00000000 00000000 00000004 c534df94 c534df60 c059c9b0 c059c304 <0>[ 122.632776] df60: 00000000 00000000 c534dfac 85decda0 00000004 00000004 7ff00000 00000004 <0>[ 122.641248] df80: c03002e4 c534c000 c534dfa4 c534df98 c059ca40 c059c948 00000000 c534dfa8 <0>[ 122.649720] dfa0: c03000c0 c059ca34 00000004 00000004 00000001 b6e06000 00000004 00000001 <0>[ 122.658193] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e06000 00020000 0049fe38 <0>[ 122.666665] dfe0: 00000004 bec607e8 b6ecc33b b6e45616 60080030 00000001 00000000 00000000 <0>[ 122.675127] Backtrace: <0>[ 122.677851] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 122.685710] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 122.694009] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 122.702214] r9:c534df60 r8:c3aa9cc0 r7:00000004 r6:b6e06000 r5:c530ea00 r4:c0c592dc <0>[ 122.710252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 122.718369] r9:c07e2978 r8:c534df60 r7:c290d000 r6:b6e06000 r5:c530ea00 r4:00000000 <0>[ 122.726407] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 122.733827] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c534c000 r5:c530ea00 <0>[ 122.741940] r4:c530ea00 <0>[ 122.744745] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 122.752167] r9:c534c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <0>[ 122.760204] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 122.768052] Exception stack(0xc534dfa8 to 0xc534dff0) <0>[ 122.773385] dfa0: 00000004 00000004 00000001 b6e06000 00000004 00000001 <0>[ 122.781858] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e06000 00020000 0049fe38 <0>[ 122.790324] dfe0: 00000004 bec607e8 b6ecc33b b6e45616 <0>[ 122.795656] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 122.802032] ---[ end trace 25c2598c361bb4df ]--- <3>[ 122.806918] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 122.816082] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 662, name: cat <4>[ 122.824025] INFO: lockdep is turned off. <4>[ 122.828217] irq event stamp: 1540 <4>[ 122.831809] hardirqs last enabled at (1539): [] console_unlock+0x4b0/0x6c0 <4>[ 122.839925] hardirqs last disabled at (1540): [] __und_svc+0x60/0x6c <4>[ 122.847440] softirqs last enabled at (986): [] release_sock+0x8c/0xa8 <4>[ 122.855121] softirqs last disabled at (984): [] release_sock+0x28/0xa8 <4>[ 122.862804] CPU: 1 PID: 662 Comm: cat Tainted: G D 5.10.217-cip47 #1 <4>[ 122.870743] Hardware name: STM32 (Device Tree Support) <4>[ 122.876157] Backtrace: <4>[ 122.878880] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 122.886731] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1ced8 <4>[ 122.892672] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 122.900270] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 122.908299] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19cebc8 r4:c534c000 <4>[ 122.916335] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 122.924448] r6:00000000 r5:00000031 r4:c19cebc8 <4>[ 122.929348] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 122.937372] r6:00000001 r5:c534c000 r4:c5001b00 <4>[ 122.942272] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 122.949863] r8:0000000b r7:c1e1c88c r6:ffffe000 r5:00000000 r4:c5001b00 <4>[ 122.956853] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 122.964439] r7:c1e1c88c <4>[ 122.967244] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 122.974665] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 122.982002] r10:00000004 r9:c534c000 r8:c15ec020 r7:00000000 r6:c534ddc8 r5:c0c5947c <4>[ 122.990113] r4:e7f001f2 <4>[ 122.992916] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 123.001118] Exception stack(0xc534ddc8 to 0xc534de10) <4>[ 123.006449] ddc0: c15ec028 ef7aa5e0 85decda0 c0c59468 00000001 c5705000 <4>[ 123.014922] dde0: 00000004 c534df60 c15ec020 c1ad2ad4 00000004 c534de64 c534de68 c534de58 <4>[ 123.023386] de00: c0c58efc c0c5947c a0080013 ffffffff <4>[ 123.028714] r7:c534ddfc r6:ffffffff r5:a0080013 r4:c0c59480 <4>[ 123.034656] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 123.042514] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 123.050812] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 123.059018] r9:c534df60 r8:c3aa9cc0 r7:00000004 r6:b6e06000 r5:c530ea00 r4:c0c592dc <4>[ 123.067055] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 123.075171] r9:c07e2978 r8:c534df60 r7:c290d000 r6:b6e06000 r5:c530ea00 r4:00000000 <4>[ 123.083207] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 123.090628] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c534c000 r5:c530ea00 <4>[ 123.098739] r4:c530ea00 <4>[ 123.101544] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 123.108964] r9:c534c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <4>[ 123.116998] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 123.124847] Exception stack(0xc534dfa8 to 0xc534dff0) <4>[ 123.130180] dfa0: 00000004 00000004 00000001 b6e06000 00000004 00000001 <4>[ 123.138652] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e06000 00020000 0049fe38 <4>[ 123.147117] dfe0: 00000004 bec607e8 b6ecc33b b6e45616 # Segmentation fault # [ 122.422014] lkdtm: Performing direct entry BUG # [ 122.425744] ------------[ cut here ]------------ # [ 122.430486] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 122.435986] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 122.441402] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 122.480446] CPU: 1 PID: 662 Comm: cat Not tainted 5.10.217-cip47 #1 # [ 122.486985] Hardware name: STM32 (Device Tree Support) # [ 122.492416] PC is at lkdtm_BUG+0x14/0x18 # [ 122.496597] LR is at lkdtm_do_action+0x2c/0x4c # [ 122.501309] pc : [] lr : [] psr: a0080013 # [ 122.507859] sp : c534de58 ip : c534de68 fp : c534de64 # [ 122.513362] r10: 00000004 r9 : c1ad2ad4 r8 : c15ec020 # [ 122.518864] r7 : c534df60 r6 : 00000004 r5 : c5705000 r4 : 00000001 # [ 122.525676] r3 : c0c59468 r2 : 85decda0 r1 : ef7aa5e0 r0 : c15ec028 # [ 122.532491] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 122.539914] Control: 10c5387d Table: c612c06a DAC: 00000051 # [ 122.545946] Process cat (pid: 662, stack limit = 0x24618590) # [ 122.551880] Stack: (0xc534de58 to 0xc534e000) # [ 122.556513] de40: c534de74 c534de68 # [ 122.564990] de60: c0c58efc c0c59474 c534de9c c534de78 c0c593fc c0c58edc c0c592dc c530ea00 # [ 122.573462] de80: b6e06000 00000004 c3aa9cc0 c534df60 c534dec4 c534dea0 c07e29dc c0c592e8 # [ 122.581936] dea0: 00000000 c530ea00 b6e06000 c290d000 c534df60 c07e2978 c534df5c c534dec8 # [ 122.590409] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c534c000 # [ 122.598882] dee0: b6e06000 00020000 00000004 00000004 0001fffc c534dee0 00000001 b6e05000 # [ 122.607354] df00: c530edc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 122.615829] df20: 00000000 00000000 c13ac870 85decda0 c206b700 c530ea00 c530ea00 c534c000 # [ 122.624301] df40: b6e06000 00000000 00000000 00000004 c534df94 c534df60 c059c9b0 c059c304 # [ 122.632776] df60: 00000000 00000000 c534dfac 85decda0 00000004 00000004 7ff00000 00000004 # [ 122.641248] df80: c03002e4 c534c000 c534dfa4 c534df98 c059ca40 c059c948 00000000 c534dfa8 # [ 122.649720] dfa0: c03000c0 c059ca34 00000004 00000004 00000001 b6e06000 00000004 00000001 # [ 122.658193] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e06000 00020000 0049fe38 # [ 122.666665] dfe0: 00000004 bec607e8 b6ecc33b b6e45616 60080030 00000001 00000000 00000000 # [ 122.675127] Backtrace: # [ 122.677851] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 122.685710] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 122.694009] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 122.702214] r9:c534df60 r8:c3aa9cc0 r7:00000004 r6:b6e06000 r5:c530ea00 r4:c0c592dc # [ 122.710252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 122.718369] r9:c07e2978 r8:c534df60 r7:c290d000 r6:b6e06000 r5:c530ea00 r4:00000000 # [ 122.726407] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 122.733827] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c534c000 r5:c530ea00 # [ 122.741940] r4:c530ea00 # [ 122.744745] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 122.752167] r9:c534c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 122.760204] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 122.768052] Exception stack(0xc534dfa8 to 0xc534dff0) # [ 122.773385] dfa0: 00000004 00000004 00000001 b6e06000 00000004 00000001 # [ 122.781858] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e06000 00020000 0049fe38 # [ 122.790324] dfe0: 00000004 bec607e8 b6ecc33b b6e45616 # [ 122.795656] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 122.802032] ---[ end trace 25c2598c361bb4df ]--- # [ 122.806918] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 122.816082] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 662, name: cat # [ 122.824025] INFO: lockdep is turned off. # [ 122.828217] irq event stamp: 1540 # [ 122.831809] hardirqs last enabled at (1539): [] console_unlock+0x4b0/0x6c0 # [ 122.839925] hardirqs last disabled at (1540): [] __und_svc+0x60/0x6c # [ 122.847440] softirqs last enabled at (986): [] release_sock+0x8c/0xa8 # [ 122.855121] softirqs last disabled at (984): [] release_sock+0x28/0xa8 # [ 122.862804] CPU: 1 PID: 662 Comm: cat Tainted: G D 5.10.217-cip47 #1 # [ 122.870743] Hardware name: STM32 (Device Tree Support) # [ 122.876157] Backtrace: # [ 122.878880] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 122.886731] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1ced8 # [ 122.892672] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 122.900270] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) # [ 122.908299] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19cebc8 r4:c534c000 # [ 122.916335] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 122.924448] r6:00000000 r5:00000031 r4:c19cebc8 # [ 122.929348] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 122.937372] r6:00000001 r5:c534c000 r4:c5001b00 # [ 122.942272] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 122.949863] r8:0000000b r7:c1e1c88c r6:ffffe000 r5:00000000 r4:c5001b00 # [ 122.956853] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 122.964439] r7:c1e1c88c # [ 122.967244] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 122.974665] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 122.982002] r10:00000004 r9:c534c000 r8:c15ec020 r7:00000000 r6:c534ddc8 r5:c0c5947c # [ 122.990113] r4:e7f001f2 # [ 122.992916] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 123.001118] Exception stack(0xc534ddc8 to 0xc534de10) # [ 123.006449] ddc0: c15ec028 ef7aa5e0 85decda0 c0c59468 00000001 c5705000 # [ 123.014922] dde0: 00000004 c534df60 c15ec020 c1ad2ad4 00000004 c534de64 c534de68 c534de58 # [ 123.023386] de00: c0c58efc c0c5947c a0080013 ffffffff # [ 123.028714] r7:c534ddfc r6:ffffffff r5:a0080013 r4:c0c59480 # [ 123.034656] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 123.042514] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 123.050812] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 123.059018] r9:c534df60 r8:c3aa9cc0 r7:00000004 r6:b6e06000 r5:c530ea00 r4:c0c592dc # [ 123.067055] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 123.075171] r9:c07e2978 r8:c534df60 r7:c290d000 r6:b6e06000 r5:c530ea00 r4:00000000 # [ 123.083207] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 123.090628] r10:00000004 r9:00000000 r8:00000000 r7:b6e06000 r6:c534c000 r5:c530ea00 # [ 123.098739] r4:c530ea00 # [ 123.101544] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 123.108964] r9:c534c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 123.116998] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 123.124847] Exception stack(0xc534dfa8 to 0xc534dff0) # [ 123.130180] dfa0: 00000004 00000004 00000001 b6e06000 00000004 00000001 # [ 123.138652] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e06000 00020000 0049fe38 # [ 123.147117] dfe0: 00000004 bec607e8 b6ecc33b b6e45616 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh <6>[ 124.589349] lkdtm: Performing direct entry WARNING <4>[ 124.592992] ------------[ cut here ]------------ <4>[ 124.598062] WARNING: CPU: 1 PID: 734 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c <4>[ 124.606683] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 124.645729] CPU: 1 PID: 734 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 124.653591] Hardware name: STM32 (Device Tree Support) <4>[ 124.659002] Backtrace: <4>[ 124.661732] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 124.669579] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 124.675521] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 124.683119] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 124.690364] r9:00000009 r8:c0c594c8 r7:00000053 r6:00000009 r5:c0c594c8 r4:c1ad3190 <4>[ 124.698402] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 124.706169] r7:00000053 r6:c1ad3190 r5:00000000 r4:c52b4000 <4>[ 124.712114] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) <4>[ 124.720495] r9:c1ad2ad8 r8:c15ec020 r7:c52b5f60 r6:00000008 r5:c6052000 r4:00000002 <4>[ 124.728529] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 124.736738] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 124.745038] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 124.753242] r9:c52b5f60 r8:c3aa9cc0 r7:00000008 r6:b6dc0000 r5:c57adb40 r4:c0c592dc <4>[ 124.761281] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 124.769397] r9:c07e2978 r8:c52b5f60 r7:c290d000 r6:b6dc0000 r5:c57adb40 r4:00000000 <4>[ 124.777435] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 124.784856] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c52b4000 r5:c57adb40 <4>[ 124.792968] r4:c57adb40 <4>[ 124.795773] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 124.803195] r9:c52b4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 <4>[ 124.811232] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 124.819081] Exception stack(0xc52b5fa8 to 0xc52b5ff0) <4>[ 124.824415] 5fa0: 00000008 00000008 00000001 b6dc0000 00000008 00000001 <4>[ 124.832887] 5fc0: 00000008 00000008 7ff00000 00000004 00000001 b6dc0000 00020000 004cfe38 <4>[ 124.841355] 5fe0: 00000004 be9f17e8 b6e8633b b6dff616 <4>[ 124.846743] irq event stamp: 0 <4>[ 124.850017] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 124.855946] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 124.863680] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 124.871538] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 124.877328] ---[ end trace 25c2598c361bb4e0 ]--- # [ 124.589349] lkdtm: Performing direct entry WARNING # [ 124.592992] ------------[ cut here ]------------ # [ 124.598062] WARNING: CPU: 1 PID: 734 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 124.606683] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 124.645729] CPU: 1 PID: 734 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 124.653591] Hardware name: STM32 (Device Tree Support) # [ 124.659002] Backtrace: # [ 124.661732] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 124.669579] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 124.675521] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 124.683119] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 124.690364] r9:00000009 r8:c0c594c8 r7:00000053 r6:00000009 r5:c0c594c8 r4:c1ad3190 # [ 124.698402] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 124.706169] r7:00000053 r6:c1ad3190 r5:00000000 r4:c52b4000 # [ 124.712114] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 124.720495] r9:c1ad2ad8 r8:c15ec020 r7:c52b5f60 r6:00000008 r5:c6052000 r4:00000002 # [ 124.728529] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 124.736738] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 124.745038] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 124.753242] r9:c52b5f60 r8:c3aa9cc0 r7:00000008 r6:b6dc0000 r5:c57adb40 r4:c0c592dc # [ 124.761281] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 124.769397] r9:c07e2978 r8:c52b5f60 r7:c290d000 r6:b6dc0000 r5:c57adb40 r4:00000000 # [ 124.777435] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 124.784856] r10:00000004 r9:00000000 r8:00000000 r7:b6dc0000 r6:c52b4000 r5:c57adb40 # [ 124.792968] r4:c57adb40 # [ 124.795773] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 124.803195] r9:c52b4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 # [ 124.811232] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 124.819081] Exception stack(0xc52b5fa8 to 0xc52b5ff0) # [ 124.824415] 5fa0: 00000008 00000008 00000001 b6dc0000 00000008 00000001 # [ 124.832887] 5fc0: 00000008 00000008 7ff00000 00000004 00000001 b6dc0000 00020000 004cfe38 # [ 124.841355] 5fe0: 00000004 be9f17e8 b6e8633b b6dff616 # [ 124.846743] irq event stamp: 0 # [ 124.850017] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 124.855946] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 124.863680] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 124.871538] softirqs last disabled at (0): [<00000000>] 0x0 # [ 124.877328] ---[ end trace 25c2598c361bb4e0 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh <6>[ 125.550473] lkdtm: Performing direct entry WARNING_MESSAGE <4>[ 125.554813] ------------[ cut here ]------------ <4>[ 125.559911] WARNING: CPU: 0 PID: 770 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 <4>[ 125.569317] Warning message trigger count: 2 <4>[ 125.573670] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 125.612795] CPU: 0 PID: 770 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 125.620656] Hardware name: STM32 (Device Tree Support) <4>[ 125.626067] Backtrace: <4>[ 125.628798] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 125.636644] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 125.642588] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 125.650187] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 125.657432] r9:00000009 r8:c0c59518 r7:00000058 r6:00000009 r5:c0c59518 r4:c1ad3190 <4>[ 125.665471] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 125.673238] r7:00000058 r6:c1ad3190 r5:c1ad31ac r4:c55b4000 <4>[ 125.679185] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) <4>[ 125.688265] r9:c1ad2ae0 r8:c15ec020 r7:c55b5f60 r6:00000010 r5:c6014000 r4:00000003 <4>[ 125.696300] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 125.705208] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 125.713510] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 125.721715] r9:c55b5f60 r8:c3aa9cc0 r7:00000010 r6:b6df7000 r5:c5711a00 r4:c0c592dc <4>[ 125.729755] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 125.737873] r9:c07e2978 r8:c55b5f60 r7:c290d000 r6:b6df7000 r5:c5711a00 r4:00000000 <4>[ 125.745911] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 125.753333] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c55b4000 r5:c5711a00 <4>[ 125.761448] r4:c5711a00 <4>[ 125.764254] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 125.771679] r9:c55b4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 <4>[ 125.779717] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 125.787569] Exception stack(0xc55b5fa8 to 0xc55b5ff0) <4>[ 125.792904] 5fa0: 00000010 00000010 00000001 b6df7000 00000010 00000001 <4>[ 125.801378] 5fc0: 00000010 00000010 7ff00000 00000004 00000001 b6df7000 00020000 004afe38 <4>[ 125.809846] 5fe0: 00000004 beb797e8 b6ebd33b b6e36616 <4>[ 125.815279] irq event stamp: 0 <4>[ 125.818578] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 125.824362] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 125.832250] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 125.840042] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 125.845752] ---[ end trace 25c2598c361bb4e1 ]--- # [ 125.550473] lkdtm: Performing direct entry WARNING_MESSAGE # [ 125.554813] ------------[ cut here ]------------ # [ 125.559911] WARNING: CPU: 0 PID: 770 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 125.569317] Warning message trigger count: 2 # [ 125.573670] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 125.612795] CPU: 0 PID: 770 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 125.620656] Hardware name: STM32 (Device Tree Support) # [ 125.626067] Backtrace: # [ 125.628798] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 125.636644] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 125.642588] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 125.650187] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 125.657432] r9:00000009 r8:c0c59518 r7:00000058 r6:00000009 r5:c0c59518 r4:c1ad3190 # [ 125.665471] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 125.673238] r7:00000058 r6:c1ad3190 r5:c1ad31ac r4:c55b4000 # [ 125.679185] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 125.688265] r9:c1ad2ae0 r8:c15ec020 r7:c55b5f60 r6:00000010 r5:c6014000 r4:00000003 # [ 125.696300] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 125.705208] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 125.713510] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 125.721715] r9:c55b5f60 r8:c3aa9cc0 r7:00000010 r6:b6df7000 r5:c5711a00 r4:c0c592dc # [ 125.729755] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 125.737873] r9:c07e2978 r8:c55b5f60 r7:c290d000 r6:b6df7000 r5:c5711a00 r4:00000000 # [ 125.745911] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 125.753333] r10:00000004 r9:00000000 r8:00000000 r7:b6df7000 r6:c55b4000 r5:c5711a00 # [ 125.761448] r4:c5711a00 # [ 125.764254] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 125.771679] r9:c55b4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 # [ 125.779717] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 125.787569] Exception stack(0xc55b5fa8 to 0xc55b5ff0) # [ 125.792904] 5fa0: 00000010 00000010 00000001 b6df7000 00000010 00000001 # [ 125.801378] 5fc0: 00000010 00000010 7ff00000 00000004 00000001 b6df7000 00020000 004afe38 # [ 125.809846] 5fe0: 00000004 beb797e8 b6ebd33b b6e36616 # [ 125.815279] irq event stamp: 0 # [ 125.818578] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 125.824362] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 125.832250] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 125.840042] softirqs last disabled at (0): [<00000000>] 0x0 # [ 125.845752] ---[ end trace 25c2598c361bb4e1 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <6>[ 126.484509] lkdtm: Performing direct entry EXCEPTION <1>[ 126.488464] 8<--- cut here --- <1>[ 126.491639] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 126.500173] pgd = d90e8328 <1>[ 126.502999] [00000000] *pgd=00000000 <0>[ 126.506946] Internal error: Oops: 805 [#2] SMP ARM <4>[ 126.511906] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 126.550948] CPU: 1 PID: 803 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 126.558883] Hardware name: STM32 (Device Tree Support) <4>[ 126.564312] PC is at lkdtm_EXCEPTION+0x18/0x20 <4>[ 126.569019] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 126.573730] pc : [] lr : [] psr: a0080013 <4>[ 126.580279] sp : c55b1e58 ip : c55b1e68 fp : c55b1e64 <4>[ 126.585782] r10: 0000000a r9 : c1ad2af0 r8 : c15ec020 <4>[ 126.591284] r7 : c55b1f60 r6 : 0000000a r5 : c604b000 r4 : 00000004 <4>[ 126.598098] r3 : 00000000 r2 : 350205db r1 : ef7aa5e0 r0 : c15ec040 <4>[ 126.604912] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 126.612336] Control: 10c5387d Table: c612c06a DAC: 00000051 <0>[ 126.618367] Process cat (pid: 803, stack limit = 0x374c5721) <0>[ 126.624303] Stack: (0xc55b1e58 to 0xc55b2000) <0>[ 126.628935] 1e40: c55b1e74 c55b1e68 <0>[ 126.637412] 1e60: c0c58efc c0c5952c c55b1e9c c55b1e78 c0c593fc c0c58edc c0c592dc c5367140 <0>[ 126.645885] 1e80: b6dc8000 0000000a c3aa9cc0 c55b1f60 c55b1ec4 c55b1ea0 c07e29dc c0c592e8 <0>[ 126.654356] 1ea0: 00000000 c5367140 b6dc8000 c290d000 c55b1f60 c07e2978 c55b1f5c c55b1ec8 <0>[ 126.662829] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c55b0000 <0>[ 126.671301] 1ee0: b6dc8000 00020000 00000004 0000000a 0001fff6 c55b1ee0 00000001 b6dc7000 <0>[ 126.679772] 1f00: c2df9c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 126.688245] 1f20: 00000000 00000000 c13ac870 350205db c206b700 c5367140 c5367140 c55b0000 <0>[ 126.696718] 1f40: b6dc8000 00000000 00000000 00000004 c55b1f94 c55b1f60 c059c9b0 c059c304 <0>[ 126.705191] 1f60: 00000000 00000000 c55b1fac 350205db 0000000a 0000000a 7ff00000 00000004 <0>[ 126.713663] 1f80: c03002e4 c55b0000 c55b1fa4 c55b1f98 c059ca40 c059c948 00000000 c55b1fa8 <0>[ 126.722136] 1fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6dc8000 0000000a 00000001 <0>[ 126.730608] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc8000 00020000 0049fe38 <0>[ 126.739081] 1fe0: 00000004 becc57e8 b6e8e33b b6e07616 60080030 00000001 00000000 00000000 <0>[ 126.747544] Backtrace: <0>[ 126.750267] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 126.758651] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 126.766952] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 126.775159] r9:c55b1f60 r8:c3aa9cc0 r7:0000000a r6:b6dc8000 r5:c5367140 r4:c0c592dc <0>[ 126.783200] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 126.791319] r9:c07e2978 r8:c55b1f60 r7:c290d000 r6:b6dc8000 r5:c5367140 r4:00000000 <0>[ 126.799359] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 126.806782] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c55b0000 r5:c5367140 <0>[ 126.814896] r4:c5367140 <0>[ 126.817702] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 126.825126] r9:c55b0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 126.833165] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 126.841015] Exception stack(0xc55b1fa8 to 0xc55b1ff0) <0>[ 126.846349] 1fa0: 0000000a 0000000a 00000001 b6dc8000 0000000a 00000001 <0>[ 126.854825] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc8000 00020000 0049fe38 <0>[ 126.863295] 1fe0: 00000004 becc57e8 b6e8e33b b6e07616 <0>[ 126.868630] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 126.875094] ---[ end trace 25c2598c361bb4e2 ]--- # Segmentation fault # [ 126.484509] lkdtm: Performing direct entry EXCEPTION # [ 126.488464] 8<--- cut here --- # [ 126.491639] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 126.500173] pgd = d90e8328 # [ 126.502999] [00000000] *pgd=00000000 # [ 126.506946] Internal error: Oops: 805 [#2] SMP ARM # [ 126.511906] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 126.550948] CPU: 1 PID: 803 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 126.558883] Hardware name: STM32 (Device Tree Support) # [ 126.564312] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 126.569019] LR is at lkdtm_do_action+0x2c/0x4c # [ 126.573730] pc : [] lr : [] psr: a0080013 # [ 126.580279] sp : c55b1e58 ip : c55b1e68 fp : c55b1e64 # [ 126.585782] r10: 0000000a r9 : c1ad2af0 r8 : c15ec020 # [ 126.591284] r7 : c55b1f60 r6 : 0000000a r5 : c604b000 r4 : 00000004 # [ 126.598098] r3 : 00000000 r2 : 350205db r1 : ef7aa5e0 r0 : c15ec040 # [ 126.604912] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 126.612336] Control: 10c5387d Table: c612c06a DAC: 00000051 # [ 126.618367] Process cat (pid: 803, stack limit = 0x374c5721) # [ 126.624303] Stack: (0xc55b1e58 to 0xc55b2000) # [ 126.628935] 1e40: c55b1e74 c55b1e68 # [ 126.637412] 1e60: c0c58efc c0c5952c c55b1e9c c55b1e78 c0c593fc c0c58edc c0c592dc c5367140 # [ 126.645885] 1e80: b6dc8000 0000000a c3aa9cc0 c55b1f60 c55b1ec4 c55b1ea0 c07e29dc c0c592e8 # [ 126.654356] 1ea0: 00000000 c5367140 b6dc8000 c290d000 c55b1f60 c07e2978 c55b1f5c c55b1ec8 # [ 126.662829] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c55b0000 # [ 126.671301] 1ee0: b6dc8000 00020000 00000004 0000000a 0001fff6 c55b1ee0 00000001 b6dc7000 # [ 126.679772] 1f00: c2df9c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 126.688245] 1f20: 00000000 00000000 c13ac870 350205db c206b700 c5367140 c5367140 c55b0000 # [ 126.696718] 1f40: b6dc8000 00000000 00000000 00000004 c55b1f94 c55b1f60 c059c9b0 c059c304 # [ 126.705191] 1f60: 00000000 00000000 c55b1fac 350205db 0000000a 0000000a 7ff00000 00000004 # [ 126.713663] 1f80: c03002e4 c55b0000 c55b1fa4 c55b1f98 c059ca40 c059c948 00000000 c55b1fa8 # [ 126.722136] 1fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6dc8000 0000000a 00000001 # [ 126.730608] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc8000 00020000 0049fe38 # [ 126.739081] 1fe0: 00000004 becc57e8 b6e8e33b b6e07616 60080030 00000001 00000000 00000000 # [ 126.747544] Backtrace: # [ 126.750267] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 126.758651] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 126.766952] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 126.775159] r9:c55b1f60 r8:c3aa9cc0 r7:0000000a r6:b6dc8000 r5:c5367140 r4:c0c592dc # [ 126.783200] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 126.791319] r9:c07e2978 r8:c55b1f60 r7:c290d000 r6:b6dc8000 r5:c5367140 r4:00000000 # [ 126.799359] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 126.806782] r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c55b0000 r5:c5367140 # [ 126.814896] r4:c5367140 # [ 126.817702] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 126.825126] r9:c55b0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 126.833165] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 126.841015] Exception stack(0xc55b1fa8 to 0xc55b1ff0) # [ 126.846349] 1fa0: 0000000a 0000000a 00000001 b6dc8000 0000000a 00000001 # [ 126.854825] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dc8000 00020000 0049fe38 # [ 126.863295] 1fe0: 00000004 becc57e8 b6e8e33b b6e07616 # [ 126.868630] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 126.875094] ---[ end trace 25c2598c361bb4e2 ]--- # 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>[ 128.961193] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 128.965622] lkdtm: attempting good list addition <6>[ 128.970667] lkdtm: attempting corrupted list addition <3>[ 128.975836] lkdtm: list_add() corruption not detected! # [ 128.961193] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 128.965622] lkdtm: attempting good list addition # [ 128.970667] lkdtm: attempting corrupted list addition # [ 128.975836] 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>[ 129.605449] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 129.610036] lkdtm: attempting good list removal <6>[ 129.614673] lkdtm: attempting corrupted list removal <3>[ 129.620062] lkdtm: list_del() corruption not detected! # [ 129.605449] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 129.610036] lkdtm: attempting good list removal # [ 129.614673] lkdtm: attempting corrupted list removal # [ 129.620062] 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>[ 130.210986] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 130.216302] lkdtm: attempting bad read from page below current stack <3>[ 130.222745] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 130.210986] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 130.216302] lkdtm: attempting bad read from page below current stack # [ 130.222745] 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>[ 130.828671] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 130.833886] lkdtm: attempting bad read from page above current stack <3>[ 130.840658] lkdtm: FAIL: accessed page after stack! (byte: 0) # [ 130.828671] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 130.833886] lkdtm: attempting bad read from page above current stack # [ 130.840658] lkdtm: FAIL: accessed page after stack! (byte: 0) # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL] not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1 # selftests: lkdtm: UNSET_SMEP.sh <6>[ 131.456407] lkdtm: Performing direct entry UNSET_SMEP <3>[ 131.460309] lkdtm: XFAIL: this test is x86_64-only # [ 131.456407] lkdtm: Performing direct entry UNSET_SMEP # [ 131.460309] 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>[ 132.050702] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 132.054783] lkdtm: XFAIL: this test is ia32-only # [ 132.050702] lkdtm: Performing direct entry DOUBLE_FAULT # [ 132.054783] 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>[ 132.644575] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 132.648687] lkdtm: XFAIL: this test is arm64-only # [ 132.644575] lkdtm: Performing direct entry CORRUPT_PAC # [ 132.648687] 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>[ 133.229388] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 133.234693] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 133.229388] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 133.234693] 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>[ 134.482454] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 134.486962] lkdtm: Value in memory before free: 12345678 <6>[ 134.492384] lkdtm: Attempting bad read from freed memory <6>[ 134.498132] lkdtm: Memory was not poisoned # [ 134.482454] lkdtm: Performing direct entry READ_AFTER_FREE # [ 134.486962] lkdtm: Value in memory before free: 12345678 # [ 134.492384] lkdtm: Attempting bad read from freed memory # [ 134.498132] 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>[ 135.428678] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 135.433555] lkdtm: Value in memory before free: 12345678 <6>[ 135.439290] lkdtm: Attempting to read from freed memory <6>[ 135.444637] lkdtm: Buddy page was not poisoned # [ 135.428678] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 135.433555] lkdtm: Value in memory before free: 12345678 # [ 135.439290] lkdtm: Attempting to read from freed memory # [ 135.444637] 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>[ 136.043952] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 136.048534] lkdtm: Attempting double slab free ... # [ 136.043952] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 136.048534] 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>[ 136.640856] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 136.645226] lkdtm: Attempting cross-cache slab free ... # [ 136.640856] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 136.645226] 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>[ 137.252591] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 137.256952] lkdtm: Attempting non-Slab slab free ... # [ 137.252591] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 137.256952] 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>[ 139.172580] lkdtm: Performing direct entry EXEC_DATA <6>[ 139.176557] lkdtm: attempting ok execution at c0c59c6c <6>[ 139.181809] lkdtm: attempting bad execution at c2705a28 <1>[ 139.187492] 8<--- cut here --- <1>[ 139.190634] Unable to handle kernel paging request at virtual address c2705a28 <1>[ 139.198148] pgd = 614aa5a8 <1>[ 139.201109] [c2705a28] *pgd=c261141e(bad) <0>[ 139.205397] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 139.210894] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 139.249948] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 139.257974] Hardware name: STM32 (Device Tree Support) <4>[ 139.263405] PC is at data_area+0x0/0x40 <4>[ 139.267504] LR is at execute_location+0xa4/0xb4 <4>[ 139.272302] pc : [] lr : [] psr: 60080013 <4>[ 139.278852] sp : c52abe38 ip : c52abd40 fp : c52abe54 <4>[ 139.284356] r10: 0000000a r9 : c1ad2cd4 r8 : c15ec020 <4>[ 139.289859] r7 : c52abf60 r6 : 00000001 r5 : c2705a28 r4 : c0c59c6c <4>[ 139.296674] r3 : 53938829 r2 : 53938829 r1 : ef7955e0 r0 : 0000002b <4>[ 139.303489] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 139.310913] Control: 10c5387d Table: c539406a DAC: 00000051 <0>[ 139.316943] Process cat (pid: 1671, stack limit = 0x031291d3) <0>[ 139.322971] Stack: (0xc52abe38 to 0xc52ac000) <0>[ 139.327605] be20: 0000001f c6014000 <0>[ 139.336085] be40: 0000000a c52abf60 c52abe64 c52abe58 c13974a8 c13972a4 c52abe74 c52abe68 <0>[ 139.344560] be60: c0c58efc c1397490 c52abe9c c52abe78 c0c593fc c0c58edc c0c592dc c5304dc0 <0>[ 139.353035] be80: b6de2000 0000000a c3aa9cc0 c52abf60 c52abec4 c52abea0 c07e29dc c0c592e8 <0>[ 139.361511] bea0: 00000000 c5304dc0 b6de2000 c290d000 c52abf60 c07e2978 c52abf5c c52abec8 <0>[ 139.369988] bec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c2c4c5e4 c059c9b0 c52aa000 <0>[ 139.378463] bee0: b6de2000 00020000 00000004 0000000a 0001fff6 c52abee0 00000001 00000805 <0>[ 139.386937] bf00: c51b0640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 139.395414] bf20: 00000000 00000000 c52aa000 53938829 b6de1000 c5304dc0 c5304dc0 c52aa000 <0>[ 139.403890] bf40: b6de2000 00000000 00000000 00000004 c52abf94 c52abf60 c059c9b0 c059c304 <0>[ 139.412365] bf60: 00000000 00000000 c52abfac 53938829 0000000a 0000000a 7ff00000 00000004 <0>[ 139.420840] bf80: c03002e4 c52aa000 c52abfa4 c52abf98 c059ca40 c059c948 00000000 c52abfa8 <0>[ 139.429316] bfa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6de2000 0000000a 00000001 <0>[ 139.437791] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de2000 00020000 0043fe38 <0>[ 139.446268] bfe0: 00000004 befa87e8 b6ea833b b6e21616 60080030 00000001 00000000 00000000 <0>[ 139.454734] Backtrace: <0>[ 139.457457] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 139.465930] r7:c52abf60 r6:0000000a r5:c6014000 r4:0000001f <0>[ 139.471878] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 139.480265] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 139.488570] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 139.496779] r9:c52abf60 r8:c3aa9cc0 r7:0000000a r6:b6de2000 r5:c5304dc0 r4:c0c592dc <0>[ 139.504823] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 139.512945] r9:c07e2978 r8:c52abf60 r7:c290d000 r6:b6de2000 r5:c5304dc0 r4:00000000 <0>[ 139.520986] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 139.528412] r10:00000004 r9:00000000 r8:00000000 r7:b6de2000 r6:c52aa000 r5:c5304dc0 <0>[ 139.536531] r4:c5304dc0 <0>[ 139.539337] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 139.546763] r9:c52aa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 139.554803] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 139.562655] Exception stack(0xc52abfa8 to 0xc52abff0) <0>[ 139.567990] bfa0: 0000000a 0000000a 00000001 b6de2000 0000000a 00000001 <0>[ 139.576466] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de2000 00020000 0043fe38 <0>[ 139.584937] bfe0: 00000004 befa87e8 b6ea833b b6e21616 <0>[ 139.590273] Code: 00000000 c2e7ba80 c2e7bb40 c2e7bc00 (e1a0c00d) <4>[ 139.596653] ---[ end trace 25c2598c361bb4e3 ]--- # Segmentation fault # [ 139.172580] lkdtm: Performing direct entry EXEC_DATA # [ 139.176557] lkdtm: attempting ok execution at c0c59c6c # [ 139.181809] lkdtm: attempting bad execution at c2705a28 # [ 139.187492] 8<--- cut here --- # [ 139.190634] Unable to handle kernel paging request at virtual address c2705a28 # [ 139.198148] pgd = 614aa5a8 # [ 139.201109] [c2705a28] *pgd=c261141e(bad) # [ 139.205397] Internal error: Oops: 8000000d [#3] SMP ARM # [ 139.210894] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 139.249948] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 139.257974] Hardware name: STM32 (Device Tree Support) # [ 139.263405] PC is at data_area+0x0/0x40 # [ 139.267504] LR is at execute_location+0xa4/0xb4 # [ 139.272302] pc : [] lr : [] psr: 60080013 # [ 139.278852] sp : c52abe38 ip : c52abd40 fp : c52abe54 # [ 139.284356] r10: 0000000a r9 : c1ad2cd4 r8 : c15ec020 # [ 139.289859] r7 : c52abf60 r6 : 00000001 r5 : c2705a28 r4 : c0c59c6c # [ 139.296674] r3 : 53938829 r2 : 53938829 r1 : ef7955e0 r0 : 0000002b # [ 139.303489] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 139.310913] Control: 10c5387d Table: c539406a DAC: 00000051 # [ 139.316943] Process cat (pid: 1671, stack limit = 0x031291d3) # [ 139.322971] Stack: (0xc52abe38 to 0xc52ac000) # [ 139.327605] be20: 0000001f c6014000 # [ 139.336085] be40: 0000000a c52abf60 c52abe64 c52abe58 c13974a8 c13972a4 c52abe74 c52abe68 # [ 139.344560] be60: c0c58efc c1397490 c52abe9c c52abe78 c0c593fc c0c58edc c0c592dc c5304dc0 # [ 139.353035] be80: b6de2000 0000000a c3aa9cc0 c52abf60 c52abec4 c52abea0 c07e29dc c0c592e8 # [ 139.361511] bea0: 00000000 c5304dc0 b6de2000 c290d000 c52abf60 c07e2978 c52abf5c c52abec8 # [ 139.369988] bec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c2c4c5e4 c059c9b0 c52aa000 # [ 139.378463] bee0: b6de2000 00020000 00000004 0000000a 0001fff6 c52abee0 00000001 00000805 # [ 139.386937] bf00: c51b0640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 139.395414] bf20: 00000000 00000000 c52aa000 53938829 b6de1000 c5304dc0 c5304dc0 c52aa000 # [ 139.403890] bf40: b6de2000 00000000 00000000 00000004 c52abf94 c52abf60 c059c9b0 c059c304 # [ 139.412365] bf60: 00000000 00000000 c52abfac 53938829 0000000a 0000000a 7ff00000 00000004 # [ 139.420840] bf80: c03002e4 c52aa000 c52abfa4 c52abf98 c059ca40 c059c948 00000000 c52abfa8 # [ 139.429316] bfa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6de2000 0000000a 00000001 # [ 139.437791] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de2000 00020000 0043fe38 # [ 139.446268] bfe0: 00000004 befa87e8 b6ea833b b6e21616 60080030 00000001 00000000 00000000 # [ 139.454734] Backtrace: # [ 139.457457] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 139.465930] r7:c52abf60 r6:0000000a r5:c6014000 r4:0000001f # [ 139.471878] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 139.480265] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 139.488570] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 139.496779] r9:c52abf60 r8:c3aa9cc0 r7:0000000a r6:b6de2000 r5:c5304dc0 r4:c0c592dc # [ 139.504823] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 139.512945] r9:c07e2978 r8:c52abf60 r7:c290d000 r6:b6de2000 r5:c5304dc0 r4:00000000 # [ 139.520986] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 139.528412] r10:00000004 r9:00000000 r8:00000000 r7:b6de2000 r6:c52aa000 r5:c5304dc0 # [ 139.536531] r4:c5304dc0 # [ 139.539337] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 139.546763] r9:c52aa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 139.554803] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 139.562655] Exception stack(0xc52abfa8 to 0xc52abff0) # [ 139.567990] bfa0: 0000000a 0000000a 00000001 b6de2000 0000000a 00000001 # [ 139.576466] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de2000 00020000 0043fe38 # [ 139.584937] bfe0: 00000004 befa87e8 b6ea833b b6e21616 # [ 139.590273] Code: 00000000 c2e7ba80 c2e7bb40 c2e7bc00 (e1a0c00d) # [ 139.596653] ---[ end trace 25c2598c361bb4e3 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh <6>[ 140.397985] lkdtm: Performing direct entry EXEC_STACK <6>[ 140.401894] lkdtm: attempting ok execution at c0c59c6c <6>[ 140.407498] lkdtm: attempting bad execution at c55f9e0c <1>[ 140.412812] 8<--- cut here --- <1>[ 140.416120] Unable to handle kernel paging request at virtual address c55f9e0c <1>[ 140.423641] pgd = e562b74f <1>[ 140.426603] [c55f9e0c] *pgd=c541141e(bad) <0>[ 140.430892] Internal error: Oops: 8000000d [#4] SMP ARM <4>[ 140.436389] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 140.475443] CPU: 0 PID: 1748 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 140.483469] Hardware name: STM32 (Device Tree Support) <4>[ 140.488895] PC is at 0xc55f9e0c <4>[ 140.492304] LR is at execute_location+0xa4/0xb4 <4>[ 140.497099] pc : [] lr : [] psr: 60080013 <4>[ 140.503652] sp : c55f9de8 ip : 00000027 fp : c55f9e04 <4>[ 140.509156] r10: 0000000b r9 : c1ad2ce0 r8 : c15ec020 <4>[ 140.514660] r7 : c55f9f60 r6 : 00000001 r5 : c55f9e0c r4 : c0c59c6c <4>[ 140.521475] r3 : ffa56e00 r2 : ffa56e00 r1 : ef7955e4 r0 : 0000002b <4>[ 140.528290] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 140.535714] Control: 10c5387d Table: c607006a DAC: 00000051 <0>[ 140.541742] Process cat (pid: 1748, stack limit = 0x8a91aee4) <0>[ 140.547768] Stack: (0xc55f9de8 to 0xc55fa000) <0>[ 140.552406] 9de0: c55f8000 c601b000 0000000b c55f9f60 c55f9e64 c55f9e08 <0>[ 140.560879] 9e00: c13974e4 c13972a4 c55f9e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 140.569353] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8 <0>[ 140.577827] 9e40: e3a02040 e3a01d33 e5930018 ffa56e00 0000000b 00000020 c55f9e74 c55f9e68 <0>[ 140.586302] 9e60: c0c58efc c13974b8 c55f9e9c c55f9e78 c0c593fc c0c58edc c0c592dc c5187c80 <0>[ 140.594777] 9e80: b6e2c000 0000000b c3aa9cc0 c55f9f60 c55f9ec4 c55f9ea0 c07e29dc c0c592e8 <0>[ 140.603250] 9ea0: 00000000 c5187c80 b6e2c000 c290d000 c55f9f60 c07e2978 c55f9f5c c55f9ec8 <0>[ 140.611724] 9ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c55f8000 <0>[ 140.620198] 9ee0: b6e2c000 00020000 00000004 0000000b 0001fff5 c55f9ee0 00000001 b6e2b000 <0>[ 140.628670] 9f00: c51873c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 140.637144] 9f20: 00000000 00000000 c13ac870 ffa56e00 c206b700 c5187c80 c5187c80 c55f8000 <0>[ 140.645617] 9f40: b6e2c000 00000000 00000000 00000004 c55f9f94 c55f9f60 c059c9b0 c059c304 <0>[ 140.654090] 9f60: 00000000 00000000 c55f9fac ffa56e00 0000000b 0000000b 7ff00000 00000004 <0>[ 140.662563] 9f80: c03002e4 c55f8000 c55f9fa4 c55f9f98 c059ca40 c059c948 00000000 c55f9fa8 <0>[ 140.671035] 9fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e2c000 0000000b 00000001 <0>[ 140.679509] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e2c000 00020000 0041fe38 <0>[ 140.687983] 9fe0: 00000004 bee1c7e8 b6ef233b b6e6b616 60080030 00000001 00000000 00000000 <0>[ 140.696446] Backtrace: <0>[ 140.699168] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) <0>[ 140.707725] r7:c55f9f60 r6:0000000b r5:c601b000 r4:c55f8000 <0>[ 140.713670] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 140.722131] r4:00000020 <0>[ 140.724935] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 140.733238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 140.741444] r9:c55f9f60 r8:c3aa9cc0 r7:0000000b r6:b6e2c000 r5:c5187c80 r4:c0c592dc <0>[ 140.749486] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 140.757606] r9:c07e2978 r8:c55f9f60 r7:c290d000 r6:b6e2c000 r5:c5187c80 r4:00000000 <0>[ 140.765646] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 140.773069] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c55f8000 r5:c5187c80 <0>[ 140.781183] r4:c5187c80 <0>[ 140.783989] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 140.791413] r9:c55f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 140.799454] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 140.807305] Exception stack(0xc55f9fa8 to 0xc55f9ff0) <0>[ 140.812641] 9fa0: 0000000b 0000000b 00000001 b6e2c000 0000000b 00000001 <0>[ 140.821117] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e2c000 00020000 0041fe38 <0>[ 140.829586] 9fe0: 00000004 bee1c7e8 b6ef233b b6e6b616 <0>[ 140.834920] Code: c55f9e08 c13974e4 c13972a4 c55f9e6c (e1a0c00d) <4>[ 140.841298] ---[ end trace 25c2598c361bb4e4 ]--- # Segmentation fault # [ 140.397985] lkdtm: Performing direct entry EXEC_STACK # [ 140.401894] lkdtm: attempting ok execution at c0c59c6c # [ 140.407498] lkdtm: attempting bad execution at c55f9e0c # [ 140.412812] 8<--- cut here --- # [ 140.416120] Unable to handle kernel paging request at virtual address c55f9e0c # [ 140.423641] pgd = e562b74f # [ 140.426603] [c55f9e0c] *pgd=c541141e(bad) # [ 140.430892] Internal error: Oops: 8000000d [#4] SMP ARM # [ 140.436389] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 140.475443] CPU: 0 PID: 1748 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 140.483469] Hardware name: STM32 (Device Tree Support) # [ 140.488895] PC is at 0xc55f9e0c # [ 140.492304] LR is at execute_location+0xa4/0xb4 # [ 140.497099] pc : [] lr : [] psr: 60080013 # [ 140.503652] sp : c55f9de8 ip : 00000027 fp : c55f9e04 # [ 140.509156] r10: 0000000b r9 : c1ad2ce0 r8 : c15ec020 # [ 140.514660] r7 : c55f9f60 r6 : 00000001 r5 : c55f9e0c r4 : c0c59c6c # [ 140.521475] r3 : ffa56e00 r2 : ffa56e00 r1 : ef7955e4 r0 : 0000002b # [ 140.528290] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 140.535714] Control: 10c5387d Table: c607006a DAC: 00000051 # [ 140.541742] Process cat (pid: 1748, stack limit = 0x8a91aee4) # [ 140.547768] Stack: (0xc55f9de8 to 0xc55fa000) # [ 140.552406] 9de0: c55f8000 c601b000 0000000b c55f9f60 c55f9e64 c55f9e08 # [ 140.560879] 9e00: c13974e4 c13972a4 c55f9e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 140.569353] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8 # [ 140.577827] 9e40: e3a02040 e3a01d33 e5930018 ffa56e00 0000000b 00000020 c55f9e74 c55f9e68 # [ 140.586302] 9e60: c0c58efc c13974b8 c55f9e9c c55f9e78 c0c593fc c0c58edc c0c592dc c5187c80 # [ 140.594777] 9e80: b6e2c000 0000000b c3aa9cc0 c55f9f60 c55f9ec4 c55f9ea0 c07e29dc c0c592e8 # [ 140.603250] 9ea0: 00000000 c5187c80 b6e2c000 c290d000 c55f9f60 c07e2978 c55f9f5c c55f9ec8 # [ 140.611724] 9ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c55f8000 # [ 140.620198] 9ee0: b6e2c000 00020000 00000004 0000000b 0001fff5 c55f9ee0 00000001 b6e2b000 # [ 140.628670] 9f00: c51873c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 140.637144] 9f20: 00000000 00000000 c13ac870 ffa56e00 c206b700 c5187c80 c5187c80 c55f8000 # [ 140.645617] 9f40: b6e2c000 00000000 00000000 00000004 c55f9f94 c55f9f60 c059c9b0 c059c304 # [ 140.654090] 9f60: 00000000 00000000 c55f9fac ffa56e00 0000000b 0000000b 7ff00000 00000004 # [ 140.662563] 9f80: c03002e4 c55f8000 c55f9fa4 c55f9f98 c059ca40 c059c948 00000000 c55f9fa8 # [ 140.671035] 9fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e2c000 0000000b 00000001 # [ 140.679509] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e2c000 00020000 0041fe38 # [ 140.687983] 9fe0: 00000004 bee1c7e8 b6ef233b b6e6b616 60080030 00000001 00000000 00000000 # [ 140.696446] Backtrace: # [ 140.699168] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 140.707725] r7:c55f9f60 r6:0000000b r5:c601b000 r4:c55f8000 # [ 140.713670] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.722131] r4:00000020 # [ 140.724935] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 140.733238] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.741444] r9:c55f9f60 r8:c3aa9cc0 r7:0000000b r6:b6e2c000 r5:c5187c80 r4:c0c592dc # [ 140.749486] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 140.757606] r9:c07e2978 r8:c55f9f60 r7:c290d000 r6:b6e2c000 r5:c5187c80 r4:00000000 # [ 140.765646] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 140.773069] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c55f8000 r5:c5187c80 # [ 140.781183] r4:c5187c80 # [ 140.783989] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 140.791413] r9:c55f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 140.799454] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 140.807305] Exception stack(0xc55f9fa8 to 0xc55f9ff0) # [ 140.812641] 9fa0: 0000000b 0000000b 00000001 b6e2c000 0000000b 00000001 # [ 140.821117] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e2c000 00020000 0041fe38 # [ 140.829586] 9fe0: 00000004 bee1c7e8 b6ef233b b6e6b616 # [ 140.834920] Code: c55f9e08 c13974e4 c13972a4 c55f9e6c (e1a0c00d) # [ 140.841298] ---[ end trace 25c2598c361bb4e4 ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh <6>[ 141.662820] lkdtm: Performing direct entry EXEC_KMALLOC <6>[ 141.667027] lkdtm: attempting ok execution at c0c59c6c <6>[ 141.672311] lkdtm: attempting bad execution at c55f2f80 <1>[ 141.677967] 8<--- cut here --- <1>[ 141.681137] Unable to handle kernel paging request at virtual address c55f2f80 <1>[ 141.688650] pgd = 3fa73a61 <1>[ 141.691613] [c55f2f80] *pgd=c541141e(bad) <0>[ 141.695902] Internal error: Oops: 8000000d [#5] SMP ARM <4>[ 141.701399] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 141.740456] CPU: 0 PID: 1828 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 141.748482] Hardware name: STM32 (Device Tree Support) <4>[ 141.753909] PC is at 0xc55f2f80 <4>[ 141.757316] LR is at execute_location+0xa4/0xb4 <4>[ 141.762111] pc : [] lr : [] psr: 60080013 <4>[ 141.768663] sp : c52abe30 ip : c52abd38 fp : c52abe4c <4>[ 141.774167] r10: 0000000d r9 : c1ad2cec r8 : c15ec020 <4>[ 141.779670] r7 : c52abf60 r6 : 00000001 r5 : c55f2f80 r4 : c0c59c6c <4>[ 141.786485] r3 : 8014e180 r2 : 8014e180 r1 : ef7955e0 r0 : 0000002b <4>[ 141.793301] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 141.800726] Control: 10c5387d Table: c617006a DAC: 00000051 <0>[ 141.806756] Process cat (pid: 1828, stack limit = 0x031291d3) <0>[ 141.812782] Stack: (0xc52abe30 to 0xc52ac000) <0>[ 141.817417] be20: c55f2f80 c601b000 0000000d c52abf60 <0>[ 141.825895] be40: c52abe64 c52abe50 c0c59cbc c13972a4 00000021 c601b000 c52abe74 c52abe68 <0>[ 141.834369] be60: c0c58efc c0c59c90 c52abe9c c52abe78 c0c593fc c0c58edc c0c592dc c5711c80 <0>[ 141.842845] be80: b6da8000 0000000d c3aa9cc0 c52abf60 c52abec4 c52abea0 c07e29dc c0c592e8 <0>[ 141.851319] bea0: 00000000 c5711c80 b6da8000 c290d000 c52abf60 c07e2978 c52abf5c c52abec8 <0>[ 141.859794] bec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c52aa000 <0>[ 141.868269] bee0: b6da8000 00020000 00000004 0000000d 0001fff3 c52abee0 00000001 b6da7000 <0>[ 141.876742] bf00: c5711000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 141.885218] bf20: 00000000 00000000 c13ac870 8014e180 c206b700 c5711c80 c5711c80 c52aa000 <0>[ 141.893693] bf40: b6da8000 00000000 00000000 00000004 c52abf94 c52abf60 c059c9b0 c059c304 <0>[ 141.902166] bf60: 00000000 00000000 c52abfac 8014e180 0000000d 0000000d 7ff00000 00000004 <0>[ 141.910642] bf80: c03002e4 c52aa000 c52abfa4 c52abf98 c059ca40 c059c948 00000000 c52abfa8 <0>[ 141.919117] bfa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6da8000 0000000d 00000001 <0>[ 141.927592] bfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6da8000 00020000 0049fe38 <0>[ 141.936067] bfe0: 00000004 bec887e8 b6e6e33b b6de7616 60080030 00000001 00000000 00000000 <0>[ 141.944532] Backtrace: <0>[ 141.947259] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) <0>[ 141.955987] r7:c52abf60 r6:0000000d r5:c601b000 r4:c55f2f80 <0>[ 141.961930] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 141.970573] r5:c601b000 r4:00000021 <0>[ 141.974423] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 141.982728] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 141.990936] r9:c52abf60 r8:c3aa9cc0 r7:0000000d r6:b6da8000 r5:c5711c80 r4:c0c592dc <0>[ 141.998978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 142.007098] r9:c07e2978 r8:c52abf60 r7:c290d000 r6:b6da8000 r5:c5711c80 r4:00000000 <0>[ 142.015137] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 142.022560] r10:00000004 r9:00000000 r8:00000000 r7:b6da8000 r6:c52aa000 r5:c5711c80 <0>[ 142.030677] r4:c5711c80 <0>[ 142.033483] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 142.040907] r9:c52aa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 142.048948] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 142.056800] Exception stack(0xc52abfa8 to 0xc52abff0) <0>[ 142.062135] bfa0: 0000000d 0000000d 00000001 b6da8000 0000000d 00000001 <0>[ 142.070611] bfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6da8000 00020000 0049fe38 <0>[ 142.079080] bfe0: 00000004 bec887e8 b6e6e33b b6de7616 <0>[ 142.084413] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) <4>[ 142.090795] ---[ end trace 25c2598c361bb4e5 ]--- # Segmentation fault # [ 141.662820] lkdtm: Performing direct entry EXEC_KMALLOC # [ 141.667027] lkdtm: attempting ok execution at c0c59c6c # [ 141.672311] lkdtm: attempting bad execution at c55f2f80 # [ 141.677967] 8<--- cut here --- # [ 141.681137] Unable to handle kernel paging request at virtual address c55f2f80 # [ 141.688650] pgd = 3fa73a61 # [ 141.691613] [c55f2f80] *pgd=c541141e(bad) # [ 141.695902] Internal error: Oops: 8000000d [#5] SMP ARM # [ 141.701399] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 141.740456] CPU: 0 PID: 1828 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 141.748482] Hardware name: STM32 (Device Tree Support) # [ 141.753909] PC is at 0xc55f2f80 # [ 141.757316] LR is at execute_location+0xa4/0xb4 # [ 141.762111] pc : [] lr : [] psr: 60080013 # [ 141.768663] sp : c52abe30 ip : c52abd38 fp : c52abe4c # [ 141.774167] r10: 0000000d r9 : c1ad2cec r8 : c15ec020 # [ 141.779670] r7 : c52abf60 r6 : 00000001 r5 : c55f2f80 r4 : c0c59c6c # [ 141.786485] r3 : 8014e180 r2 : 8014e180 r1 : ef7955e0 r0 : 0000002b # [ 141.793301] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 141.800726] Control: 10c5387d Table: c617006a DAC: 00000051 # [ 141.806756] Process cat (pid: 1828, stack limit = 0x031291d3) # [ 141.812782] Stack: (0xc52abe30 to 0xc52ac000) # [ 141.817417] be20: c55f2f80 c601b000 0000000d c52abf60 # [ 141.825895] be40: c52abe64 c52abe50 c0c59cbc c13972a4 00000021 c601b000 c52abe74 c52abe68 # [ 141.834369] be60: c0c58efc c0c59c90 c52abe9c c52abe78 c0c593fc c0c58edc c0c592dc c5711c80 # [ 141.842845] be80: b6da8000 0000000d c3aa9cc0 c52abf60 c52abec4 c52abea0 c07e29dc c0c592e8 # [ 141.851319] bea0: 00000000 c5711c80 b6da8000 c290d000 c52abf60 c07e2978 c52abf5c c52abec8 # [ 141.859794] bec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c52aa000 # [ 141.868269] bee0: b6da8000 00020000 00000004 0000000d 0001fff3 c52abee0 00000001 b6da7000 # [ 141.876742] bf00: c5711000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 141.885218] bf20: 00000000 00000000 c13ac870 8014e180 c206b700 c5711c80 c5711c80 c52aa000 # [ 141.893693] bf40: b6da8000 00000000 00000000 00000004 c52abf94 c52abf60 c059c9b0 c059c304 # [ 141.902166] bf60: 00000000 00000000 c52abfac 8014e180 0000000d 0000000d 7ff00000 00000004 # [ 141.910642] bf80: c03002e4 c52aa000 c52abfa4 c52abf98 c059ca40 c059c948 00000000 c52abfa8 # [ 141.919117] bfa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6da8000 0000000d 00000001 # [ 141.927592] bfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6da8000 00020000 0049fe38 # [ 141.936067] bfe0: 00000004 bec887e8 b6e6e33b b6de7616 60080030 00000001 00000000 00000000 # [ 141.944532] Backtrace: # [ 141.947259] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 141.955987] r7:c52abf60 r6:0000000d r5:c601b000 r4:c55f2f80 # [ 141.961930] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 141.970573] r5:c601b000 r4:00000021 # [ 141.974423] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 141.982728] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 141.990936] r9:c52abf60 r8:c3aa9cc0 r7:0000000d r6:b6da8000 r5:c5711c80 r4:c0c592dc # [ 141.998978] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 142.007098] r9:c07e2978 r8:c52abf60 r7:c290d000 r6:b6da8000 r5:c5711c80 r4:00000000 # [ 142.015137] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 142.022560] r10:00000004 r9:00000000 r8:00000000 r7:b6da8000 r6:c52aa000 r5:c5711c80 # [ 142.030677] r4:c5711c80 # [ 142.033483] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.040907] r9:c52aa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 142.048948] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.056800] Exception stack(0xc52abfa8 to 0xc52abff0) # [ 142.062135] bfa0: 0000000d 0000000d 00000001 b6da8000 0000000d 00000001 # [ 142.070611] bfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6da8000 00020000 0049fe38 # [ 142.079080] bfe0: 00000004 bec887e8 b6e6e33b b6de7616 # [ 142.084413] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) # [ 142.090795] ---[ end trace 25c2598c361bb4e5 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh <6>[ 142.876616] lkdtm: Performing direct entry EXEC_VMALLOC <6>[ 142.880751] lkdtm: attempting ok execution at c0c59c6c <6>[ 142.886303] lkdtm: attempting bad execution at f08a1000 <1>[ 142.891629] 8<--- cut here --- <1>[ 142.894930] Unable to handle kernel paging request at virtual address f08a1000 <1>[ 142.902543] pgd = 56b2824a <1>[ 142.905416] [f08a1000] *pgd=c2956811, *pte=f8caf65f, *ppte=f8caf45f <0>[ 142.912097] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 142.917470] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 142.956513] CPU: 1 PID: 1906 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 142.964537] Hardware name: STM32 (Device Tree Support) <4>[ 142.969964] PC is at 0xf08a1000 <4>[ 142.973370] LR is at execute_location+0xa4/0xb4 <4>[ 142.978164] pc : [] lr : [] psr: 60080013 <4>[ 142.984714] sp : c5365e30 ip : 00000027 fp : c5365e4c <4>[ 142.990218] r10: 0000000d r9 : c1ad2cfc r8 : c15ec020 <4>[ 142.995721] r7 : c5365f60 r6 : 00000001 r5 : f08a1000 r4 : c0c59c6c <4>[ 143.002534] r3 : c9605d61 r2 : c9605d61 r1 : ef7aa5e4 r0 : 0000002b <4>[ 143.009350] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 143.016773] Control: 10c5387d Table: c561c06a DAC: 00000051 <0>[ 143.022804] Process cat (pid: 1906, stack limit = 0x57b7e268) <0>[ 143.028827] Stack: (0xc5365e30 to 0xc5366000) <0>[ 143.033463] 5e20: f08a1000 c57d6000 0000000d c5365f60 <0>[ 143.041938] 5e40: c5365e64 c5365e50 c0c59cf0 c13972a4 00000022 c57d6000 c5365e74 c5365e68 <0>[ 143.050410] 5e60: c0c58efc c0c59cd4 c5365e9c c5365e78 c0c593fc c0c58edc c0c592dc c4e89000 <0>[ 143.058883] 5e80: b6e3b000 0000000d c3aa9cc0 c5365f60 c5365ec4 c5365ea0 c07e29dc c0c592e8 <0>[ 143.067355] 5ea0: 00000000 c4e89000 b6e3b000 c290d000 c5365f60 c07e2978 c5365f5c c5365ec8 <0>[ 143.075828] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5364000 <0>[ 143.084302] 5ee0: b6e3b000 00020000 00000004 0000000d 0001fff3 c5365ee0 00000001 b6e3a000 <0>[ 143.092774] 5f00: c570fa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 143.101248] 5f20: 00000000 00000000 c13ac870 c9605d61 c206b700 c4e89000 c4e89000 c5364000 <0>[ 143.109722] 5f40: b6e3b000 00000000 00000000 00000004 c5365f94 c5365f60 c059c9b0 c059c304 <0>[ 143.118196] 5f60: 00000000 00000000 c5365fac c9605d61 0000000d 0000000d 7ff00000 00000004 <0>[ 143.126670] 5f80: c03002e4 c5364000 c5365fa4 c5365f98 c059ca40 c059c948 00000000 c5365fa8 <0>[ 143.135143] 5fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e3b000 0000000d 00000001 <0>[ 143.143618] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e3b000 00020000 0046fe38 <0>[ 143.152091] 5fe0: 00000004 be9ea7e8 b6f0133b b6e7a616 60080030 00000001 00000000 00000000 <0>[ 143.160554] Backtrace: <0>[ 143.163281] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 143.172009] r7:c5365f60 r6:0000000d r5:c57d6000 r4:f08a1000 <0>[ 143.177951] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 143.186592] r5:c57d6000 r4:00000022 <0>[ 143.190442] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 143.198745] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 143.206950] r9:c5365f60 r8:c3aa9cc0 r7:0000000d r6:b6e3b000 r5:c4e89000 r4:c0c592dc <0>[ 143.214992] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 143.223112] r9:c07e2978 r8:c5365f60 r7:c290d000 r6:b6e3b000 r5:c4e89000 r4:00000000 <0>[ 143.231151] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 143.238575] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c5364000 r5:c4e89000 <0>[ 143.246690] r4:c4e89000 <0>[ 143.249497] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 143.256921] r9:c5364000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 143.264961] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 143.272814] Exception stack(0xc5365fa8 to 0xc5365ff0) <0>[ 143.278148] 5fa0: 0000000d 0000000d 00000001 b6e3b000 0000000d 00000001 <0>[ 143.286622] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e3b000 00020000 0046fe38 <0>[ 143.295092] 5fe0: 00000004 be9ea7e8 b6f0133b b6e7a616 <0>[ 143.300436] Code: bad PC value <4>[ 143.303851] ---[ end trace 25c2598c361bb4e6 ]--- # Segmentation fault # [ 142.876616] lkdtm: Performing direct entry EXEC_VMALLOC # [ 142.880751] lkdtm: attempting ok execution at c0c59c6c # [ 142.886303] lkdtm: attempting bad execution at f08a1000 # [ 142.891629] 8<--- cut here --- # [ 142.894930] Unable to handle kernel paging request at virtual address f08a1000 # [ 142.902543] pgd = 56b2824a # [ 142.905416] [f08a1000] *pgd=c2956811, *pte=f8caf65f, *ppte=f8caf45f # [ 142.912097] Internal error: Oops: 8000000f [#6] SMP ARM # [ 142.917470] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 142.956513] CPU: 1 PID: 1906 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 142.964537] Hardware name: STM32 (Device Tree Support) # [ 142.969964] PC is at 0xf08a1000 # [ 142.973370] LR is at execute_location+0xa4/0xb4 # [ 142.978164] pc : [] lr : [] psr: 60080013 # [ 142.984714] sp : c5365e30 ip : 00000027 fp : c5365e4c # [ 142.990218] r10: 0000000d r9 : c1ad2cfc r8 : c15ec020 # [ 142.995721] r7 : c5365f60 r6 : 00000001 r5 : f08a1000 r4 : c0c59c6c # [ 143.002534] r3 : c9605d61 r2 : c9605d61 r1 : ef7aa5e4 r0 : 0000002b # [ 143.009350] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 143.016773] Control: 10c5387d Table: c561c06a DAC: 00000051 # [ 143.022804] Process cat (pid: 1906, stack limit = 0x57b7e268) # [ 143.028827] Stack: (0xc5365e30 to 0xc5366000) # [ 143.033463] 5e20: f08a1000 c57d6000 0000000d c5365f60 # [ 143.041938] 5e40: c5365e64 c5365e50 c0c59cf0 c13972a4 00000022 c57d6000 c5365e74 c5365e68 # [ 143.050410] 5e60: c0c58efc c0c59cd4 c5365e9c c5365e78 c0c593fc c0c58edc c0c592dc c4e89000 # [ 143.058883] 5e80: b6e3b000 0000000d c3aa9cc0 c5365f60 c5365ec4 c5365ea0 c07e29dc c0c592e8 # [ 143.067355] 5ea0: 00000000 c4e89000 b6e3b000 c290d000 c5365f60 c07e2978 c5365f5c c5365ec8 # [ 143.075828] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5364000 # [ 143.084302] 5ee0: b6e3b000 00020000 00000004 0000000d 0001fff3 c5365ee0 00000001 b6e3a000 # [ 143.092774] 5f00: c570fa00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 143.101248] 5f20: 00000000 00000000 c13ac870 c9605d61 c206b700 c4e89000 c4e89000 c5364000 # [ 143.109722] 5f40: b6e3b000 00000000 00000000 00000004 c5365f94 c5365f60 c059c9b0 c059c304 # [ 143.118196] 5f60: 00000000 00000000 c5365fac c9605d61 0000000d 0000000d 7ff00000 00000004 # [ 143.126670] 5f80: c03002e4 c5364000 c5365fa4 c5365f98 c059ca40 c059c948 00000000 c5365fa8 # [ 143.135143] 5fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e3b000 0000000d 00000001 # [ 143.143618] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e3b000 00020000 0046fe38 # [ 143.152091] 5fe0: 00000004 be9ea7e8 b6f0133b b6e7a616 60080030 00000001 00000000 00000000 # [ 143.160554] Backtrace: # [ 143.163281] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 143.172009] r7:c5365f60 r6:0000000d r5:c57d6000 r4:f08a1000 # [ 143.177951] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 143.186592] r5:c57d6000 r4:00000022 # [ 143.190442] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 143.198745] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.206950] r9:c5365f60 r8:c3aa9cc0 r7:0000000d r6:b6e3b000 r5:c4e89000 r4:c0c592dc # [ 143.214992] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 143.223112] r9:c07e2978 r8:c5365f60 r7:c290d000 r6:b6e3b000 r5:c4e89000 r4:00000000 # [ 143.231151] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 143.238575] r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c5364000 r5:c4e89000 # [ 143.246690] r4:c4e89000 # [ 143.249497] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.256921] r9:c5364000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 143.264961] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.272814] Exception stack(0xc5365fa8 to 0xc5365ff0) # [ 143.278148] 5fa0: 0000000d 0000000d 00000001 b6e3b000 0000000d 00000001 # [ 143.286622] 5fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e3b000 00020000 0046fe38 # [ 143.295092] 5fe0: 00000004 be9ea7e8 b6f0133b b6e7a616 # [ 143.300436] Code: bad PC value # [ 143.303851] ---[ end trace 25c2598c361bb4e6 ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh <6>[ 144.089703] lkdtm: Performing direct entry EXEC_RODATA <6>[ 144.093700] lkdtm: attempting ok execution at c0c59c6c <6>[ 144.099336] lkdtm: attempting bad execution at c15ec2bc <1>[ 144.104617] 8<--- cut here --- <1>[ 144.107931] Unable to handle kernel paging request at virtual address c15ec2bc <1>[ 144.115446] pgd = a5fd6730 <1>[ 144.118408] [c15ec2bc] *pgd=c141941e(bad) <0>[ 144.122696] Internal error: Oops: 8000000d [#7] SMP ARM <4>[ 144.128194] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 144.167246] CPU: 1 PID: 1984 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 144.175272] Hardware name: STM32 (Device Tree Support) <4>[ 144.180706] PC is at lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 144.186024] LR is at execute_location+0xa4/0xb4 <4>[ 144.190823] pc : [] lr : [] psr: 60080013 <4>[ 144.197374] sp : c4f8fe38 ip : 00000027 fp : c4f8fe54 <4>[ 144.202878] r10: 0000000c r9 : c1ad2d0c r8 : c15ec020 <4>[ 144.208382] r7 : c4f8ff60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59c6c <4>[ 144.215196] r3 : 4846c63e r2 : 4846c63e r1 : ef7aa5e4 r0 : 0000002b <4>[ 144.222012] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 144.229435] Control: 10c5387d Table: c60e006a DAC: 00000051 <0>[ 144.235464] Process cat (pid: 1984, stack limit = 0x60b35e8c) <0>[ 144.241490] Stack: (0xc4f8fe38 to 0xc4f90000) <0>[ 144.246123] fe20: 00000023 c57d6000 <0>[ 144.254601] fe40: 0000000c c4f8ff60 c4f8fe64 c4f8fe58 c1397524 c13972a4 c4f8fe74 c4f8fe68 <0>[ 144.263076] fe60: c0c58efc c139750c c4f8fe9c c4f8fe78 c0c593fc c0c58edc c0c592dc c51b0640 <0>[ 144.271549] fe80: b6e84000 0000000c c3aa9cc0 c4f8ff60 c4f8fec4 c4f8fea0 c07e29dc c0c592e8 <0>[ 144.280023] fea0: 00000000 c51b0640 b6e84000 c290d000 c4f8ff60 c07e2978 c4f8ff5c c4f8fec8 <0>[ 144.288497] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c4f8e000 <0>[ 144.296970] fee0: b6e84000 00020000 00000004 0000000c 0001fff4 c4f8fee0 00000001 b6e83000 <0>[ 144.305444] ff00: c51a5640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 144.313919] ff20: 00000000 00000000 c13ac870 4846c63e c206b700 c51b0640 c51b0640 c4f8e000 <0>[ 144.322391] ff40: b6e84000 00000000 00000000 00000004 c4f8ff94 c4f8ff60 c059c9b0 c059c304 <0>[ 144.330864] ff60: 00000000 00000000 c4f8ffac 4846c63e 0000000c 0000000c 7ff00000 00000004 <0>[ 144.339336] ff80: c03002e4 c4f8e000 c4f8ffa4 c4f8ff98 c059ca40 c059c948 00000000 c4f8ffa8 <0>[ 144.347809] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e84000 0000000c 00000001 <0>[ 144.356283] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e84000 00020000 0042fe38 <0>[ 144.364754] ffe0: 00000004 bec937e8 b6f4a33b b6ec3616 60080030 00000001 00000000 00000000 <0>[ 144.373219] Backtrace: <0>[ 144.375941] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 144.384586] r7:c4f8ff60 r6:0000000c r5:c57d6000 r4:00000023 <0>[ 144.390530] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 144.399091] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 144.407392] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 144.415597] r9:c4f8ff60 r8:c3aa9cc0 r7:0000000c r6:b6e84000 r5:c51b0640 r4:c0c592dc <0>[ 144.423637] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 144.431757] r9:c07e2978 r8:c4f8ff60 r7:c290d000 r6:b6e84000 r5:c51b0640 r4:00000000 <0>[ 144.439796] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 144.447219] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c4f8e000 r5:c51b0640 <0>[ 144.455334] r4:c51b0640 <0>[ 144.458141] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 144.465563] r9:c4f8e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 144.473604] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 144.481454] Exception stack(0xc4f8ffa8 to 0xc4f8fff0) <0>[ 144.486790] ffa0: 0000000c 0000000c 00000001 b6e84000 0000000c 00000001 <0>[ 144.495265] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e84000 00020000 0042fe38 <0>[ 144.503733] ffe0: 00000004 bec937e8 b6f4a33b b6ec3616 <0>[ 144.509069] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 144.515448] ---[ end trace 25c2598c361bb4e7 ]--- # Segmentation fault # [ 144.089703] lkdtm: Performing direct entry EXEC_RODATA # [ 144.093700] lkdtm: attempting ok execution at c0c59c6c # [ 144.099336] lkdtm: attempting bad execution at c15ec2bc # [ 144.104617] 8<--- cut here --- # [ 144.107931] Unable to handle kernel paging request at virtual address c15ec2bc # [ 144.115446] pgd = a5fd6730 # [ 144.118408] [c15ec2bc] *pgd=c141941e(bad) # [ 144.122696] Internal error: Oops: 8000000d [#7] SMP ARM # [ 144.128194] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 144.167246] CPU: 1 PID: 1984 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 144.175272] Hardware name: STM32 (Device Tree Support) # [ 144.180706] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 144.186024] LR is at execute_location+0xa4/0xb4 # [ 144.190823] pc : [] lr : [] psr: 60080013 # [ 144.197374] sp : c4f8fe38 ip : 00000027 fp : c4f8fe54 # [ 144.202878] r10: 0000000c r9 : c1ad2d0c r8 : c15ec020 # [ 144.208382] r7 : c4f8ff60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59c6c # [ 144.215196] r3 : 4846c63e r2 : 4846c63e r1 : ef7aa5e4 r0 : 0000002b # [ 144.222012] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 144.229435] Control: 10c5387d Table: c60e006a DAC: 00000051 # [ 144.235464] Process cat (pid: 1984, stack limit = 0x60b35e8c) # [ 144.241490] Stack: (0xc4f8fe38 to 0xc4f90000) # [ 144.246123] fe20: 00000023 c57d6000 # [ 144.254601] fe40: 0000000c c4f8ff60 c4f8fe64 c4f8fe58 c1397524 c13972a4 c4f8fe74 c4f8fe68 # [ 144.263076] fe60: c0c58efc c139750c c4f8fe9c c4f8fe78 c0c593fc c0c58edc c0c592dc c51b0640 # [ 144.271549] fe80: b6e84000 0000000c c3aa9cc0 c4f8ff60 c4f8fec4 c4f8fea0 c07e29dc c0c592e8 # [ 144.280023] fea0: 00000000 c51b0640 b6e84000 c290d000 c4f8ff60 c07e2978 c4f8ff5c c4f8fec8 # [ 144.288497] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c4f8e000 # [ 144.296970] fee0: b6e84000 00020000 00000004 0000000c 0001fff4 c4f8fee0 00000001 b6e83000 # [ 144.305444] ff00: c51a5640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 144.313919] ff20: 00000000 00000000 c13ac870 4846c63e c206b700 c51b0640 c51b0640 c4f8e000 # [ 144.322391] ff40: b6e84000 00000000 00000000 00000004 c4f8ff94 c4f8ff60 c059c9b0 c059c304 # [ 144.330864] ff60: 00000000 00000000 c4f8ffac 4846c63e 0000000c 0000000c 7ff00000 00000004 # [ 144.339336] ff80: c03002e4 c4f8e000 c4f8ffa4 c4f8ff98 c059ca40 c059c948 00000000 c4f8ffa8 # [ 144.347809] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e84000 0000000c 00000001 # [ 144.356283] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e84000 00020000 0042fe38 # [ 144.364754] ffe0: 00000004 bec937e8 b6f4a33b b6ec3616 60080030 00000001 00000000 00000000 # [ 144.373219] Backtrace: # [ 144.375941] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 144.384586] r7:c4f8ff60 r6:0000000c r5:c57d6000 r4:00000023 # [ 144.390530] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.399091] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.407392] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.415597] r9:c4f8ff60 r8:c3aa9cc0 r7:0000000c r6:b6e84000 r5:c51b0640 r4:c0c592dc # [ 144.423637] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 144.431757] r9:c07e2978 r8:c4f8ff60 r7:c290d000 r6:b6e84000 r5:c51b0640 r4:00000000 # [ 144.439796] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.447219] r10:00000004 r9:00000000 r8:00000000 r7:b6e84000 r6:c4f8e000 r5:c51b0640 # [ 144.455334] r4:c51b0640 # [ 144.458141] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.465563] r9:c4f8e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 144.473604] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.481454] Exception stack(0xc4f8ffa8 to 0xc4f8fff0) # [ 144.486790] ffa0: 0000000c 0000000c 00000001 b6e84000 0000000c 00000001 # [ 144.495265] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e84000 00020000 0042fe38 # [ 144.503733] ffe0: 00000004 bec937e8 b6f4a33b b6ec3616 # [ 144.509069] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 144.515448] ---[ end trace 25c2598c361bb4e7 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh <6>[ 145.344064] lkdtm: Performing direct entry EXEC_USERSPACE <6>[ 145.348503] lkdtm: attempting ok execution at c0c59c6c <6>[ 145.353829] lkdtm: attempting bad execution at b6f6c000 <1>[ 145.359459] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f6c000 <0>[ 145.366669] Internal error: : b [#8] SMP ARM <4>[ 145.371202] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 145.410258] CPU: 0 PID: 2061 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 145.418287] Hardware name: STM32 (Device Tree Support) <4>[ 145.423714] PC is at 0xb6f6c000 <4>[ 145.427122] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 <4>[ 145.432267] pc : [] lr : [] psr: 60080013 <4>[ 145.438819] sp : c5289e48 ip : c5289d50 fp : c5289e64 <4>[ 145.444325] r10: 0000000f r9 : c1ad2d18 r8 : c15ec020 <4>[ 145.449830] r7 : c5289f60 r6 : 0000000f r5 : c5704000 r4 : b6f6c000 <4>[ 145.456644] r3 : 7599dae0 r2 : 7599dae0 r1 : ef7955e0 r0 : 0000002b <4>[ 145.463461] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 145.470885] Control: 10c5387d Table: c60c006a DAC: 00000051 <0>[ 145.476918] Process cat (pid: 2061, stack limit = 0xa9143864) <0>[ 145.482941] Stack: (0xc5289e48 to 0xc528a000) <0>[ 145.487577] 9e40: 00000001 00000000 0000000f 00000024 c5289e74 c5289e68 <0>[ 145.496052] 9e60: c0c58efc c0c59d08 c5289e9c c5289e78 c0c593fc c0c58edc c0c592dc c57ad640 <0>[ 145.504526] 9e80: b6e31000 0000000f c3aa9cc0 c5289f60 c5289ec4 c5289ea0 c07e29dc c0c592e8 <0>[ 145.513000] 9ea0: 00000000 c57ad640 b6e31000 c290d000 c5289f60 c07e2978 c5289f5c c5289ec8 <0>[ 145.521475] 9ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5288000 <0>[ 145.529950] 9ee0: b6e31000 00020000 00000004 0000000f 0001fff1 c5289ee0 00000001 b6e30000 <0>[ 145.538423] 9f00: c57ad8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 145.546897] 9f20: 00000000 00000000 c13ac870 7599dae0 c206b700 c57ad640 c57ad640 c5288000 <0>[ 145.555369] 9f40: b6e31000 00000000 00000000 00000004 c5289f94 c5289f60 c059c9b0 c059c304 <0>[ 145.563842] 9f60: 00000000 00000000 c5289fac 7599dae0 0000000f 0000000f 7ff00000 00000004 <0>[ 145.572315] 9f80: c03002e4 c5288000 c5289fa4 c5289f98 c059ca40 c059c948 00000000 c5289fa8 <0>[ 145.580787] 9fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e31000 0000000f 00000001 <0>[ 145.589261] 9fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e31000 00020000 004bfe38 <0>[ 145.597733] 9fe0: 00000004 beeef7e8 b6ef733b b6e70616 60080030 00000001 00000000 00000000 <0>[ 145.606197] Backtrace: <0>[ 145.608922] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 145.617732] r4:00000024 <0>[ 145.620533] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 145.628837] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 145.637043] r9:c5289f60 r8:c3aa9cc0 r7:0000000f r6:b6e31000 r5:c57ad640 r4:c0c592dc <0>[ 145.645086] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 145.653205] r9:c07e2978 r8:c5289f60 r7:c290d000 r6:b6e31000 r5:c57ad640 r4:00000000 <0>[ 145.661244] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 145.668667] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c5288000 r5:c57ad640 <0>[ 145.676783] r4:c57ad640 <0>[ 145.679589] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 145.687013] r9:c5288000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f <0>[ 145.695053] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 145.702905] Exception stack(0xc5289fa8 to 0xc5289ff0) <0>[ 145.708239] 9fa0: 0000000f 0000000f 00000001 b6e31000 0000000f 00000001 <0>[ 145.716715] 9fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e31000 00020000 004bfe38 <0>[ 145.725184] 9fe0: 00000004 beeef7e8 b6ef733b b6e70616 <0>[ 145.730525] Code: bad PC value <4>[ 145.733840] ---[ end trace 25c2598c361bb4e8 ]--- # Segmentation fault # [ 145.344064] lkdtm: Performing direct entry EXEC_USERSPACE # [ 145.348503] lkdtm: attempting ok execution at c0c59c6c # [ 145.353829] lkdtm: attempting bad execution at b6f6c000 # [ 145.359459] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f6c000 # [ 145.366669] Internal error: : b [#8] SMP ARM # [ 145.371202] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 145.410258] CPU: 0 PID: 2061 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 145.418287] Hardware name: STM32 (Device Tree Support) # [ 145.423714] PC is at 0xb6f6c000 # [ 145.427122] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 145.432267] pc : [] lr : [] psr: 60080013 # [ 145.438819] sp : c5289e48 ip : c5289d50 fp : c5289e64 # [ 145.444325] r10: 0000000f r9 : c1ad2d18 r8 : c15ec020 # [ 145.449830] r7 : c5289f60 r6 : 0000000f r5 : c5704000 r4 : b6f6c000 # [ 145.456644] r3 : 7599dae0 r2 : 7599dae0 r1 : ef7955e0 r0 : 0000002b # [ 145.463461] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 145.470885] Control: 10c5387d Table: c60c006a DAC: 00000051 # [ 145.476918] Process cat (pid: 2061, stack limit = 0xa9143864) # [ 145.482941] Stack: (0xc5289e48 to 0xc528a000) # [ 145.487577] 9e40: 00000001 00000000 0000000f 00000024 c5289e74 c5289e68 # [ 145.496052] 9e60: c0c58efc c0c59d08 c5289e9c c5289e78 c0c593fc c0c58edc c0c592dc c57ad640 # [ 145.504526] 9e80: b6e31000 0000000f c3aa9cc0 c5289f60 c5289ec4 c5289ea0 c07e29dc c0c592e8 # [ 145.513000] 9ea0: 00000000 c57ad640 b6e31000 c290d000 c5289f60 c07e2978 c5289f5c c5289ec8 # [ 145.521475] 9ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5288000 # [ 145.529950] 9ee0: b6e31000 00020000 00000004 0000000f 0001fff1 c5289ee0 00000001 b6e30000 # [ 145.538423] 9f00: c57ad8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 145.546897] 9f20: 00000000 00000000 c13ac870 7599dae0 c206b700 c57ad640 c57ad640 c5288000 # [ 145.555369] 9f40: b6e31000 00000000 00000000 00000004 c5289f94 c5289f60 c059c9b0 c059c304 # [ 145.563842] 9f60: 00000000 00000000 c5289fac 7599dae0 0000000f 0000000f 7ff00000 00000004 # [ 145.572315] 9f80: c03002e4 c5288000 c5289fa4 c5289f98 c059ca40 c059c948 00000000 c5289fa8 # [ 145.580787] 9fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e31000 0000000f 00000001 # [ 145.589261] 9fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e31000 00020000 004bfe38 # [ 145.597733] 9fe0: 00000004 beeef7e8 b6ef733b b6e70616 60080030 00000001 00000000 00000000 # [ 145.606197] Backtrace: # [ 145.608922] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 145.617732] r4:00000024 # [ 145.620533] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 145.628837] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 145.637043] r9:c5289f60 r8:c3aa9cc0 r7:0000000f r6:b6e31000 r5:c57ad640 r4:c0c592dc # [ 145.645086] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 145.653205] r9:c07e2978 r8:c5289f60 r7:c290d000 r6:b6e31000 r5:c57ad640 r4:00000000 # [ 145.661244] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 145.668667] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c5288000 r5:c57ad640 # [ 145.676783] r4:c57ad640 # [ 145.679589] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 145.687013] r9:c5288000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f # [ 145.695053] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 145.702905] Exception stack(0xc5289fa8 to 0xc5289ff0) # [ 145.708239] 9fa0: 0000000f 0000000f 00000001 b6e31000 0000000f 00000001 # [ 145.716715] 9fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e31000 00020000 004bfe38 # [ 145.725184] 9fe0: 00000004 beeef7e8 b6ef733b b6e70616 # [ 145.730525] Code: bad PC value # [ 145.733840] ---[ end trace 25c2598c361bb4e8 ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh <6>[ 146.545628] lkdtm: Performing direct entry EXEC_NULL <6>[ 146.549608] lkdtm: attempting ok execution at c0c59c6c <6>[ 146.554857] lkdtm: attempting bad execution at 00000000 <1>[ 146.560591] 8<--- cut here --- <1>[ 146.563688] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 146.572234] pgd = fd5abf75 <1>[ 146.575078] [00000000] *pgd=00000000 <0>[ 146.578980] Internal error: Oops: 80000005 [#9] SMP ARM <4>[ 146.584392] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 146.623451] CPU: 1 PID: 2133 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 146.631476] Hardware name: STM32 (Device Tree Support) <4>[ 146.636903] PC is at 0x0 <4>[ 146.639700] LR is at execute_location+0xa4/0xb4 <4>[ 146.644495] pc : [<00000000>] lr : [] psr: 60080013 <4>[ 146.651047] sp : c5365e38 ip : c5365d40 fp : c5365e54 <4>[ 146.656552] r10: 0000000a r9 : c1ad2d28 r8 : c15ec020 <4>[ 146.662058] r7 : c5365f60 r6 : 00000000 r5 : 00000000 r4 : c0c59c6c <4>[ 146.668874] r3 : d6606a55 r2 : d6606a55 r1 : ef7aa5e0 r0 : 0000002b <4>[ 146.675692] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 146.683118] Control: 10c5387d Table: c569406a DAC: 00000051 <0>[ 146.689152] Process cat (pid: 2133, stack limit = 0x57b7e268) <0>[ 146.695175] Stack: (0xc5365e38 to 0xc5366000) <0>[ 146.699809] 5e20: 00000025 c57d5000 <0>[ 146.708288] 5e40: 0000000a c5365f60 c5365e64 c5365e58 c1397548 c13972a4 c5365e74 c5365e68 <0>[ 146.716761] 5e60: c0c58efc c1397534 c5365e9c c5365e78 c0c593fc c0c58edc c0c592dc c51a5dc0 <0>[ 146.725235] 5e80: b6de8000 0000000a c3aa9cc0 c5365f60 c5365ec4 c5365ea0 c07e29dc c0c592e8 <0>[ 146.733709] 5ea0: 00000000 c51a5dc0 b6de8000 c290d000 c5365f60 c07e2978 c5365f5c c5365ec8 <0>[ 146.742183] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c4a6e424 c059c9b0 c5364000 <0>[ 146.750656] 5ee0: b6de8000 00020000 00000004 0000000a 0001fff6 c5365ee0 00000001 00000805 <0>[ 146.759129] 5f00: c5122b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 146.767603] 5f20: 00000000 00000000 c5364000 d6606a55 b6de7000 c51a5dc0 c51a5dc0 c5364000 <0>[ 146.776077] 5f40: b6de8000 00000000 00000000 00000004 c5365f94 c5365f60 c059c9b0 c059c304 <0>[ 146.784550] 5f60: 00000000 00000000 c5365fac d6606a55 0000000a 0000000a 7ff00000 00000004 <0>[ 146.793024] 5f80: c03002e4 c5364000 c5365fa4 c5365f98 c059ca40 c059c948 00000000 c5365fa8 <0>[ 146.801497] 5fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6de8000 0000000a 00000001 <0>[ 146.809971] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de8000 00020000 004dfe38 <0>[ 146.818445] 5fe0: 00000004 bebfb7e8 b6eae33b b6e27616 60080030 00000001 00000000 00000000 <0>[ 146.826910] Backtrace: <0>[ 146.829634] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 146.838102] r7:c5365f60 r6:0000000a r5:c57d5000 r4:00000025 <0>[ 146.844046] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 146.852430] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 146.860734] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 146.868938] r9:c5365f60 r8:c3aa9cc0 r7:0000000a r6:b6de8000 r5:c51a5dc0 r4:c0c592dc <0>[ 146.876981] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 146.885100] r9:c07e2978 r8:c5365f60 r7:c290d000 r6:b6de8000 r5:c51a5dc0 r4:00000000 <0>[ 146.893143] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 146.900569] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c5364000 r5:c51a5dc0 <0>[ 146.908683] r4:c51a5dc0 <0>[ 146.911489] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 146.918911] r9:c5364000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 146.926949] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 146.934799] Exception stack(0xc5365fa8 to 0xc5365ff0) <0>[ 146.940134] 5fa0: 0000000a 0000000a 00000001 b6de8000 0000000a 00000001 <0>[ 146.948610] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de8000 00020000 004dfe38 <0>[ 146.957079] 5fe0: 00000004 bebfb7e8 b6eae33b b6e27616 <0>[ 146.962420] Code: bad PC value <4>[ 146.965855] ---[ end trace 25c2598c361bb4e9 ]--- # Segmentation fault # [ 146.545628] lkdtm: Performing direct entry EXEC_NULL # [ 146.549608] lkdtm: attempting ok execution at c0c59c6c # [ 146.554857] lkdtm: attempting bad execution at 00000000 # [ 146.560591] 8<--- cut here --- # [ 146.563688] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 146.572234] pgd = fd5abf75 # [ 146.575078] [00000000] *pgd=00000000 # [ 146.578980] Internal error: Oops: 80000005 [#9] SMP ARM # [ 146.584392] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 146.623451] CPU: 1 PID: 2133 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 146.631476] Hardware name: STM32 (Device Tree Support) # [ 146.636903] PC is at 0x0 # [ 146.639700] LR is at execute_location+0xa4/0xb4 # [ 146.644495] pc : [<00000000>] lr : [] psr: 60080013 # [ 146.651047] sp : c5365e38 ip : c5365d40 fp : c5365e54 # [ 146.656552] r10: 0000000a r9 : c1ad2d28 r8 : c15ec020 # [ 146.662058] r7 : c5365f60 r6 : 00000000 r5 : 00000000 r4 : c0c59c6c # [ 146.668874] r3 : d6606a55 r2 : d6606a55 r1 : ef7aa5e0 r0 : 0000002b # [ 146.675692] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 146.683118] Control: 10c5387d Table: c569406a DAC: 00000051 # [ 146.689152] Process cat (pid: 2133, stack limit = 0x57b7e268) # [ 146.695175] Stack: (0xc5365e38 to 0xc5366000) # [ 146.699809] 5e20: 00000025 c57d5000 # [ 146.708288] 5e40: 0000000a c5365f60 c5365e64 c5365e58 c1397548 c13972a4 c5365e74 c5365e68 # [ 146.716761] 5e60: c0c58efc c1397534 c5365e9c c5365e78 c0c593fc c0c58edc c0c592dc c51a5dc0 # [ 146.725235] 5e80: b6de8000 0000000a c3aa9cc0 c5365f60 c5365ec4 c5365ea0 c07e29dc c0c592e8 # [ 146.733709] 5ea0: 00000000 c51a5dc0 b6de8000 c290d000 c5365f60 c07e2978 c5365f5c c5365ec8 # [ 146.742183] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c4a6e424 c059c9b0 c5364000 # [ 146.750656] 5ee0: b6de8000 00020000 00000004 0000000a 0001fff6 c5365ee0 00000001 00000805 # [ 146.759129] 5f00: c5122b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 146.767603] 5f20: 00000000 00000000 c5364000 d6606a55 b6de7000 c51a5dc0 c51a5dc0 c5364000 # [ 146.776077] 5f40: b6de8000 00000000 00000000 00000004 c5365f94 c5365f60 c059c9b0 c059c304 # [ 146.784550] 5f60: 00000000 00000000 c5365fac d6606a55 0000000a 0000000a 7ff00000 00000004 # [ 146.793024] 5f80: c03002e4 c5364000 c5365fa4 c5365f98 c059ca40 c059c948 00000000 c5365fa8 # [ 146.801497] 5fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6de8000 0000000a 00000001 # [ 146.809971] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de8000 00020000 004dfe38 # [ 146.818445] 5fe0: 00000004 bebfb7e8 b6eae33b b6e27616 60080030 00000001 00000000 00000000 # [ 146.826910] Backtrace: # [ 146.829634] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 146.838102] r7:c5365f60 r6:0000000a r5:c57d5000 r4:00000025 # [ 146.844046] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 146.852430] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 146.860734] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 146.868938] r9:c5365f60 r8:c3aa9cc0 r7:0000000a r6:b6de8000 r5:c51a5dc0 r4:c0c592dc # [ 146.876981] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 146.885100] r9:c07e2978 r8:c5365f60 r7:c290d000 r6:b6de8000 r5:c51a5dc0 r4:00000000 # [ 146.893143] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 146.900569] r10:00000004 r9:00000000 r8:00000000 r7:b6de8000 r6:c5364000 r5:c51a5dc0 # [ 146.908683] r4:c51a5dc0 # [ 146.911489] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 146.918911] r9:c5364000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 146.926949] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 146.934799] Exception stack(0xc5365fa8 to 0xc5365ff0) # [ 146.940134] 5fa0: 0000000a 0000000a 00000001 b6de8000 0000000a 00000001 # [ 146.948610] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de8000 00020000 004dfe38 # [ 146.957079] 5fe0: 00000004 bebfb7e8 b6eae33b b6e27616 # [ 146.962420] Code: bad PC value # [ 146.965855] ---[ end trace 25c2598c361bb4e9 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh <6>[ 147.800911] lkdtm: Performing direct entry ACCESS_USERSPACE <6>[ 147.805593] lkdtm: attempting bad read at b6fc2000 <1>[ 147.810615] 8<--- cut here --- <1>[ 147.813726] Unhandled fault: page domain fault (0x01b) at 0xb6fc2000 <1>[ 147.820365] pgd = d29f7e1e <1>[ 147.823328] [b6fc2000] *pgd=f8148835 <0>[ 147.827179] Internal error: : 1b [#10] SMP ARM <4>[ 147.831891] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 147.870949] CPU: 0 PID: 2210 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 147.878977] Hardware name: STM32 (Device Tree Support) <4>[ 147.884411] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 147.889905] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 147.895228] pc : [] lr : [] psr: 60080013 <4>[ 147.901781] sp : c5631e38 ip : c5631d40 fp : c5631e64 <4>[ 147.907286] r10: 00000011 r9 : c1ad2d34 r8 : c15ec020 <4>[ 147.912791] r7 : c5631f60 r6 : 00000051 r5 : c5630000 r4 : b6fc2000 <4>[ 147.919606] r3 : 83281925 r2 : 83281925 r1 : ef7955e0 r0 : 00000026 <4>[ 147.926421] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 147.933845] Control: 10c5387d Table: c614006a DAC: 00000051 <0>[ 147.939872] Process cat (pid: 2210, stack limit = 0x85b1e40d) <0>[ 147.945899] Stack: (0xc5631e38 to 0xc5632000) <0>[ 147.950531] 1e20: 00000022 00000000 <0>[ 147.959009] 1e40: 00000000 83281925 c5631e6c 00000026 c601b000 00000011 c5631e74 c5631e68 <0>[ 147.967483] 1e60: c0c58efc c0c59ddc c5631e9c c5631e78 c0c593fc c0c58edc c0c592dc c57ad640 <0>[ 147.975955] 1e80: b6e87000 00000011 c3aa9cc0 c5631f60 c5631ec4 c5631ea0 c07e29dc c0c592e8 <0>[ 147.984427] 1ea0: 00000000 c57ad640 b6e87000 c290d000 c5631f60 c07e2978 c5631f5c c5631ec8 <0>[ 147.992902] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5630000 <0>[ 148.001375] 1ee0: b6e87000 00020000 00000004 00000011 0001ffef c5631ee0 00000001 b6e86000 <0>[ 148.009848] 1f00: c57ad780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 148.018322] 1f20: 00000000 00000000 c13ac870 83281925 c206b700 c57ad640 c57ad640 c5630000 <0>[ 148.026795] 1f40: b6e87000 00000000 00000000 00000004 c5631f94 c5631f60 c059c9b0 c059c304 <0>[ 148.035268] 1f60: 00000000 00000000 c5631fac 83281925 00000011 00000011 7ff00000 00000004 <0>[ 148.043743] 1f80: c03002e4 c5630000 c5631fa4 c5631f98 c059ca40 c059c948 00000000 c5631fa8 <0>[ 148.052215] 1fa0: c03000c0 c059ca34 00000011 00000011 00000001 b6e87000 00000011 00000001 <0>[ 148.060689] 1fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e87000 00020000 0049fe38 <0>[ 148.069162] 1fe0: 00000004 beb027e8 b6f4d33b b6ec6616 60080030 00000001 00000000 00000000 <0>[ 148.077627] Backtrace: <0>[ 148.080351] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 148.089341] r6:00000011 r5:c601b000 r4:00000026 <0>[ 148.094237] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 148.102540] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 148.110747] r9:c5631f60 r8:c3aa9cc0 r7:00000011 r6:b6e87000 r5:c57ad640 r4:c0c592dc <0>[ 148.118788] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 148.126906] r9:c07e2978 r8:c5631f60 r7:c290d000 r6:b6e87000 r5:c57ad640 r4:00000000 <0>[ 148.134945] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 148.142369] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c5630000 r5:c57ad640 <0>[ 148.150483] r4:c57ad640 <0>[ 148.153290] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 148.160714] r9:c5630000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 <0>[ 148.168752] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 148.176603] Exception stack(0xc5631fa8 to 0xc5631ff0) <0>[ 148.181939] 1fa0: 00000011 00000011 00000001 b6e87000 00000011 00000001 <0>[ 148.190414] 1fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e87000 00020000 0049fe38 <0>[ 148.198882] 1fe0: 00000004 beb027e8 b6f4d33b b6ec6616 <0>[ 148.204216] Code: e1a01004 e3030c58 e34c01ad eb1cc95c (e5943000) <4>[ 148.210594] ---[ end trace 25c2598c361bb4ea ]--- # Segmentation fault # [ 147.800911] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 147.805593] lkdtm: attempting bad read at b6fc2000 # [ 147.810615] 8<--- cut here --- # [ 147.813726] Unhandled fault: page domain fault (0x01b) at 0xb6fc2000 # [ 147.820365] pgd = d29f7e1e # [ 147.823328] [b6fc2000] *pgd=f8148835 # [ 147.827179] Internal error: : 1b [#10] SMP ARM # [ 147.831891] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 147.870949] CPU: 0 PID: 2210 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 147.878977] Hardware name: STM32 (Device Tree Support) # [ 147.884411] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 147.889905] LR is at __irq_work_queue_local+0x40/0x74 # [ 147.895228] pc : [] lr : [] psr: 60080013 # [ 147.901781] sp : c5631e38 ip : c5631d40 fp : c5631e64 # [ 147.907286] r10: 00000011 r9 : c1ad2d34 r8 : c15ec020 # [ 147.912791] r7 : c5631f60 r6 : 00000051 r5 : c5630000 r4 : b6fc2000 # [ 147.919606] r3 : 83281925 r2 : 83281925 r1 : ef7955e0 r0 : 00000026 # [ 147.926421] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 147.933845] Control: 10c5387d Table: c614006a DAC: 00000051 # [ 147.939872] Process cat (pid: 2210, stack limit = 0x85b1e40d) # [ 147.945899] Stack: (0xc5631e38 to 0xc5632000) # [ 147.950531] 1e20: 00000022 00000000 # [ 147.959009] 1e40: 00000000 83281925 c5631e6c 00000026 c601b000 00000011 c5631e74 c5631e68 # [ 147.967483] 1e60: c0c58efc c0c59ddc c5631e9c c5631e78 c0c593fc c0c58edc c0c592dc c57ad640 # [ 147.975955] 1e80: b6e87000 00000011 c3aa9cc0 c5631f60 c5631ec4 c5631ea0 c07e29dc c0c592e8 # [ 147.984427] 1ea0: 00000000 c57ad640 b6e87000 c290d000 c5631f60 c07e2978 c5631f5c c5631ec8 # [ 147.992902] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5630000 # [ 148.001375] 1ee0: b6e87000 00020000 00000004 00000011 0001ffef c5631ee0 00000001 b6e86000 # [ 148.009848] 1f00: c57ad780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 148.018322] 1f20: 00000000 00000000 c13ac870 83281925 c206b700 c57ad640 c57ad640 c5630000 # [ 148.026795] 1f40: b6e87000 00000000 00000000 00000004 c5631f94 c5631f60 c059c9b0 c059c304 # [ 148.035268] 1f60: 00000000 00000000 c5631fac 83281925 00000011 00000011 7ff00000 00000004 # [ 148.043743] 1f80: c03002e4 c5630000 c5631fa4 c5631f98 c059ca40 c059c948 00000000 c5631fa8 # [ 148.052215] 1fa0: c03000c0 c059ca34 00000011 00000011 00000001 b6e87000 00000011 00000001 # [ 148.060689] 1fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e87000 00020000 0049fe38 # [ 148.069162] 1fe0: 00000004 beb027e8 b6f4d33b b6ec6616 60080030 00000001 00000000 00000000 # [ 148.077627] Backtrace: # [ 148.080351] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 148.089341] r6:00000011 r5:c601b000 r4:00000026 # [ 148.094237] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 148.102540] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 148.110747] r9:c5631f60 r8:c3aa9cc0 r7:00000011 r6:b6e87000 r5:c57ad640 r4:c0c592dc # [ 148.118788] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 148.126906] r9:c07e2978 r8:c5631f60 r7:c290d000 r6:b6e87000 r5:c57ad640 r4:00000000 # [ 148.134945] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 148.142369] r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c5630000 r5:c57ad640 # [ 148.150483] r4:c57ad640 # [ 148.153290] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 148.160714] r9:c5630000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 # [ 148.168752] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 148.176603] Exception stack(0xc5631fa8 to 0xc5631ff0) # [ 148.181939] 1fa0: 00000011 00000011 00000001 b6e87000 00000011 00000001 # [ 148.190414] 1fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e87000 00020000 0049fe38 # [ 148.198882] 1fe0: 00000004 beb027e8 b6f4d33b b6ec6616 # [ 148.204216] Code: e1a01004 e3030c58 e34c01ad eb1cc95c (e5943000) # [ 148.210594] ---[ end trace 25c2598c361bb4ea ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh <6>[ 149.073653] lkdtm: Performing direct entry ACCESS_NULL <6>[ 149.077779] lkdtm: attempting bad read at 00000000 <1>[ 149.082724] 8<--- cut here --- <1>[ 149.086147] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 149.094467] pgd = 6fb3eb1a <1>[ 149.097527] [00000000] *pgd=00000000 <0>[ 149.101246] Internal error: Oops: 5 [#11] SMP ARM <4>[ 149.106212] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 149.145268] CPU: 0 PID: 2286 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 149.153294] Hardware name: STM32 (Device Tree Support) <4>[ 149.158726] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 149.163609] LR is at 0x0 <4>[ 149.166400] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 149.172952] sp : c52b5e50 ip : 00000027 fp : c52b5e64 <4>[ 149.178457] r10: 0000000c r9 : c1ad2d48 r8 : c15ec020 <4>[ 149.183962] r7 : c52b5f60 r6 : 0000000c r5 : c601b000 r4 : 00000000 <4>[ 149.190778] r3 : d91e754e r2 : d91e754e r1 : ef7955e4 r0 : 00000026 <4>[ 149.197593] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 149.205017] Control: 10c5387d Table: c561806a DAC: 00000051 <0>[ 149.211048] Process cat (pid: 2286, stack limit = 0xaacfe7f2) <0>[ 149.217073] Stack: (0xc52b5e50 to 0xc52b6000) <0>[ 149.221708] 5e40: 00000027 c601b000 c52b5e74 c52b5e68 <0>[ 149.230184] 5e60: c0c58efc c1397558 c52b5e9c c52b5e78 c0c593fc c0c58edc c0c592dc c51a5000 <0>[ 149.238659] 5e80: b6df9000 0000000c c3aa9cc0 c52b5f60 c52b5ec4 c52b5ea0 c07e29dc c0c592e8 <0>[ 149.247133] 5ea0: 00000000 c51a5000 b6df9000 c290d000 c52b5f60 c07e2978 c52b5f5c c52b5ec8 <0>[ 149.255608] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c2c4e6e4 c059c9b0 c52b4000 <0>[ 149.264082] 5ee0: b6df9000 00020000 00000004 0000000c 0001fff4 c52b5ee0 00000001 00000805 <0>[ 149.272555] 5f00: c51a5a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 149.281030] 5f20: 00000000 00000000 c52b4000 d91e754e b6df8000 c51a5000 c51a5000 c52b4000 <0>[ 149.289503] 5f40: b6df9000 00000000 00000000 00000004 c52b5f94 c52b5f60 c059c9b0 c059c304 <0>[ 149.297978] 5f60: 00000000 00000000 c52b5fac d91e754e 0000000c 0000000c 7ff00000 00000004 <0>[ 149.306452] 5f80: c03002e4 c52b4000 c52b5fa4 c52b5f98 c059ca40 c059c948 00000000 c52b5fa8 <0>[ 149.314925] 5fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6df9000 0000000c 00000001 <0>[ 149.323400] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df9000 00020000 0046fe38 <0>[ 149.331874] 5fe0: 00000004 beb327e8 b6ebf33b b6e38616 60080030 00000001 00000000 00000000 <0>[ 149.340337] Backtrace: <0>[ 149.343063] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 149.351612] r5:c601b000 r4:00000027 <0>[ 149.355461] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 149.363764] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 149.371969] r9:c52b5f60 r8:c3aa9cc0 r7:0000000c r6:b6df9000 r5:c51a5000 r4:c0c592dc <0>[ 149.380011] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 149.388130] r9:c07e2978 r8:c52b5f60 r7:c290d000 r6:b6df9000 r5:c51a5000 r4:00000000 <0>[ 149.396169] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 149.403591] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c52b4000 r5:c51a5000 <0>[ 149.411705] r4:c51a5000 <0>[ 149.414511] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 149.421934] r9:c52b4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 149.429972] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 149.437824] Exception stack(0xc52b5fa8 to 0xc52b5ff0) <0>[ 149.443158] 5fa0: 0000000c 0000000c 00000001 b6df9000 0000000c 00000001 <0>[ 149.451632] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df9000 00020000 0046fe38 <0>[ 149.460100] 5fe0: 00000004 beb327e8 b6ebf33b b6e38616 <0>[ 149.465433] Code: e3030c58 e34c01ad e1a01004 ebffd3b8 (e5945000) <4>[ 149.471884] ---[ end trace 25c2598c361bb4eb ]--- # Segmentation fault # [ 149.073653] lkdtm: Performing direct entry ACCESS_NULL # [ 149.077779] lkdtm: attempting bad read at 00000000 # [ 149.082724] 8<--- cut here --- # [ 149.086147] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 149.094467] pgd = 6fb3eb1a # [ 149.097527] [00000000] *pgd=00000000 # [ 149.101246] Internal error: Oops: 5 [#11] SMP ARM # [ 149.106212] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 149.145268] CPU: 0 PID: 2286 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 149.153294] Hardware name: STM32 (Device Tree Support) # [ 149.158726] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 149.163609] LR is at 0x0 # [ 149.166400] pc : [] lr : [<00000000>] psr: 60080013 # [ 149.172952] sp : c52b5e50 ip : 00000027 fp : c52b5e64 # [ 149.178457] r10: 0000000c r9 : c1ad2d48 r8 : c15ec020 # [ 149.183962] r7 : c52b5f60 r6 : 0000000c r5 : c601b000 r4 : 00000000 # [ 149.190778] r3 : d91e754e r2 : d91e754e r1 : ef7955e4 r0 : 00000026 # [ 149.197593] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 149.205017] Control: 10c5387d Table: c561806a DAC: 00000051 # [ 149.211048] Process cat (pid: 2286, stack limit = 0xaacfe7f2) # [ 149.217073] Stack: (0xc52b5e50 to 0xc52b6000) # [ 149.221708] 5e40: 00000027 c601b000 c52b5e74 c52b5e68 # [ 149.230184] 5e60: c0c58efc c1397558 c52b5e9c c52b5e78 c0c593fc c0c58edc c0c592dc c51a5000 # [ 149.238659] 5e80: b6df9000 0000000c c3aa9cc0 c52b5f60 c52b5ec4 c52b5ea0 c07e29dc c0c592e8 # [ 149.247133] 5ea0: 00000000 c51a5000 b6df9000 c290d000 c52b5f60 c07e2978 c52b5f5c c52b5ec8 # [ 149.255608] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c2c4e6e4 c059c9b0 c52b4000 # [ 149.264082] 5ee0: b6df9000 00020000 00000004 0000000c 0001fff4 c52b5ee0 00000001 00000805 # [ 149.272555] 5f00: c51a5a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 149.281030] 5f20: 00000000 00000000 c52b4000 d91e754e b6df8000 c51a5000 c51a5000 c52b4000 # [ 149.289503] 5f40: b6df9000 00000000 00000000 00000004 c52b5f94 c52b5f60 c059c9b0 c059c304 # [ 149.297978] 5f60: 00000000 00000000 c52b5fac d91e754e 0000000c 0000000c 7ff00000 00000004 # [ 149.306452] 5f80: c03002e4 c52b4000 c52b5fa4 c52b5f98 c059ca40 c059c948 00000000 c52b5fa8 # [ 149.314925] 5fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6df9000 0000000c 00000001 # [ 149.323400] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df9000 00020000 0046fe38 # [ 149.331874] 5fe0: 00000004 beb327e8 b6ebf33b b6e38616 60080030 00000001 00000000 00000000 # [ 149.340337] Backtrace: # [ 149.343063] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 149.351612] r5:c601b000 r4:00000027 # [ 149.355461] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 149.363764] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 149.371969] r9:c52b5f60 r8:c3aa9cc0 r7:0000000c r6:b6df9000 r5:c51a5000 r4:c0c592dc # [ 149.380011] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 149.388130] r9:c07e2978 r8:c52b5f60 r7:c290d000 r6:b6df9000 r5:c51a5000 r4:00000000 # [ 149.396169] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 149.403591] r10:00000004 r9:00000000 r8:00000000 r7:b6df9000 r6:c52b4000 r5:c51a5000 # [ 149.411705] r4:c51a5000 # [ 149.414511] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 149.421934] r9:c52b4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 149.429972] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 149.437824] Exception stack(0xc52b5fa8 to 0xc52b5ff0) # [ 149.443158] 5fa0: 0000000c 0000000c 00000001 b6df9000 0000000c 00000001 # [ 149.451632] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df9000 00020000 0046fe38 # [ 149.460100] 5fe0: 00000004 beb327e8 b6ebf33b b6e38616 # [ 149.465433] Code: e3030c58 e34c01ad e1a01004 ebffd3b8 (e5945000) # [ 149.471884] ---[ end trace 25c2598c361bb4eb ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh <6>[ 150.327856] lkdtm: Performing direct entry WRITE_RO <6>[ 150.331590] lkdtm: attempting bad rodata write at c15ec2b8 <1>[ 150.337508] 8<--- cut here --- <1>[ 150.340670] Unable to handle kernel paging request at virtual address c15ec2b8 <1>[ 150.348185] pgd = d40bade8 <1>[ 150.351145] [c15ec2b8] *pgd=c141941e(bad) <0>[ 150.355434] Internal error: Oops: 80d [#12] SMP ARM <4>[ 150.360581] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 150.399637] CPU: 0 PID: 2361 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 150.407664] Hardware name: STM32 (Device Tree Support) <4>[ 150.413097] PC is at lkdtm_WRITE_RO+0x44/0x50 <4>[ 150.417721] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 150.423045] pc : [] lr : [] psr: 60080013 <4>[ 150.429597] sp : c55f9e50 ip : c55f9d58 fp : c55f9e64 <4>[ 150.435101] r10: 00000009 r9 : c1ad2d54 r8 : c15ec020 <4>[ 150.440606] r7 : c55f9f60 r6 : 00000009 r5 : c5704000 r4 : c15ec2b8 <4>[ 150.447421] r3 : 0198b861 r2 : aa55aa55 r1 : ef7955e0 r0 : c1ad3b58 <4>[ 150.454237] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 150.461662] Control: 10c5387d Table: c612006a DAC: 00000051 <0>[ 150.467690] Process cat (pid: 2361, stack limit = 0x8a91aee4) <0>[ 150.473718] Stack: (0xc55f9e50 to 0xc55fa000) <0>[ 150.478353] 9e40: 00000028 c5704000 c55f9e74 c55f9e68 <0>[ 150.486830] 9e60: c0c58efc c1397358 c55f9e9c c55f9e78 c0c593fc c0c58edc c0c592dc c53058c0 <0>[ 150.495305] 9e80: b6e14000 00000009 c3aa9cc0 c55f9f60 c55f9ec4 c55f9ea0 c07e29dc c0c592e8 <0>[ 150.503779] 9ea0: 00000000 c53058c0 b6e14000 c290d000 c55f9f60 c07e2978 c55f9f5c c55f9ec8 <0>[ 150.512254] 9ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c55f8000 <0>[ 150.520728] 9ee0: b6e14000 00020000 00000004 00000009 0001fff7 c55f9ee0 00000001 b6e13000 <0>[ 150.529202] 9f00: c5305a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 150.537677] 9f20: 00000000 00000000 c13ac870 268dc071 c206b700 c53058c0 c53058c0 c55f8000 <0>[ 150.546151] 9f40: b6e14000 00000000 00000000 00000004 c55f9f94 c55f9f60 c059c9b0 c059c304 <0>[ 150.554625] 9f60: 00000000 00000000 c55f9fac 268dc071 00000009 00000009 7ff00000 00000004 <0>[ 150.563100] 9f80: c03002e4 c55f8000 c55f9fa4 c55f9f98 c059ca40 c059c948 00000000 c55f9fa8 <0>[ 150.571574] 9fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e14000 00000009 00000001 <0>[ 150.580048] 9fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e14000 00020000 0044fe38 <0>[ 150.588523] 9fe0: 00000004 be8df7e8 b6eda33b b6e53616 60080030 00000001 00000000 00000000 <0>[ 150.596988] Backtrace: <0>[ 150.599712] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 150.608002] r5:c5704000 r4:00000028 <0>[ 150.611851] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 150.620154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 150.628361] r9:c55f9f60 r8:c3aa9cc0 r7:00000009 r6:b6e14000 r5:c53058c0 r4:c0c592dc <0>[ 150.636403] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 150.644523] r9:c07e2978 r8:c55f9f60 r7:c290d000 r6:b6e14000 r5:c53058c0 r4:00000000 <0>[ 150.652564] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 150.659986] r10:00000004 r9:00000000 r8:00000000 r7:b6e14000 r6:c55f8000 r5:c53058c0 <0>[ 150.668102] r4:c53058c0 <0>[ 150.670908] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 150.678332] r9:c55f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 <0>[ 150.686372] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 150.694224] Exception stack(0xc55f9fa8 to 0xc55f9ff0) <0>[ 150.699559] 9fa0: 00000009 00000009 00000001 b6e14000 00000009 00000001 <0>[ 150.708035] 9fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e14000 00020000 0044fe38 <0>[ 150.716505] 9fe0: 00000004 be8df7e8 b6eda33b b6e53616 <0>[ 150.721840] Code: e34a3bcd e3030b58 e34c01ad e0233002 (e5843000) <4>[ 150.728219] ---[ end trace 25c2598c361bb4ec ]--- # Segmentation fault # [ 150.327856] lkdtm: Performing direct entry WRITE_RO # [ 150.331590] lkdtm: attempting bad rodata write at c15ec2b8 # [ 150.337508] 8<--- cut here --- # [ 150.340670] Unable to handle kernel paging request at virtual address c15ec2b8 # [ 150.348185] pgd = d40bade8 # [ 150.351145] [c15ec2b8] *pgd=c141941e(bad) # [ 150.355434] Internal error: Oops: 80d [#12] SMP ARM # [ 150.360581] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 150.399637] CPU: 0 PID: 2361 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 150.407664] Hardware name: STM32 (Device Tree Support) # [ 150.413097] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 150.417721] LR is at __irq_work_queue_local+0x40/0x74 # [ 150.423045] pc : [] lr : [] psr: 60080013 # [ 150.429597] sp : c55f9e50 ip : c55f9d58 fp : c55f9e64 # [ 150.435101] r10: 00000009 r9 : c1ad2d54 r8 : c15ec020 # [ 150.440606] r7 : c55f9f60 r6 : 00000009 r5 : c5704000 r4 : c15ec2b8 # [ 150.447421] r3 : 0198b861 r2 : aa55aa55 r1 : ef7955e0 r0 : c1ad3b58 # [ 150.454237] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 150.461662] Control: 10c5387d Table: c612006a DAC: 00000051 # [ 150.467690] Process cat (pid: 2361, stack limit = 0x8a91aee4) # [ 150.473718] Stack: (0xc55f9e50 to 0xc55fa000) # [ 150.478353] 9e40: 00000028 c5704000 c55f9e74 c55f9e68 # [ 150.486830] 9e60: c0c58efc c1397358 c55f9e9c c55f9e78 c0c593fc c0c58edc c0c592dc c53058c0 # [ 150.495305] 9e80: b6e14000 00000009 c3aa9cc0 c55f9f60 c55f9ec4 c55f9ea0 c07e29dc c0c592e8 # [ 150.503779] 9ea0: 00000000 c53058c0 b6e14000 c290d000 c55f9f60 c07e2978 c55f9f5c c55f9ec8 # [ 150.512254] 9ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c55f8000 # [ 150.520728] 9ee0: b6e14000 00020000 00000004 00000009 0001fff7 c55f9ee0 00000001 b6e13000 # [ 150.529202] 9f00: c5305a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 150.537677] 9f20: 00000000 00000000 c13ac870 268dc071 c206b700 c53058c0 c53058c0 c55f8000 # [ 150.546151] 9f40: b6e14000 00000000 00000000 00000004 c55f9f94 c55f9f60 c059c9b0 c059c304 # [ 150.554625] 9f60: 00000000 00000000 c55f9fac 268dc071 00000009 00000009 7ff00000 00000004 # [ 150.563100] 9f80: c03002e4 c55f8000 c55f9fa4 c55f9f98 c059ca40 c059c948 00000000 c55f9fa8 # [ 150.571574] 9fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e14000 00000009 00000001 # [ 150.580048] 9fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e14000 00020000 0044fe38 # [ 150.588523] 9fe0: 00000004 be8df7e8 b6eda33b b6e53616 60080030 00000001 00000000 00000000 # [ 150.596988] Backtrace: # [ 150.599712] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 150.608002] r5:c5704000 r4:00000028 # [ 150.611851] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 150.620154] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 150.628361] r9:c55f9f60 r8:c3aa9cc0 r7:00000009 r6:b6e14000 r5:c53058c0 r4:c0c592dc # [ 150.636403] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 150.644523] r9:c07e2978 r8:c55f9f60 r7:c290d000 r6:b6e14000 r5:c53058c0 r4:00000000 # [ 150.652564] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 150.659986] r10:00000004 r9:00000000 r8:00000000 r7:b6e14000 r6:c55f8000 r5:c53058c0 # [ 150.668102] r4:c53058c0 # [ 150.670908] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 150.678332] r9:c55f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 # [ 150.686372] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 150.694224] Exception stack(0xc55f9fa8 to 0xc55f9ff0) # [ 150.699559] 9fa0: 00000009 00000009 00000001 b6e14000 00000009 00000001 # [ 150.708035] 9fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e14000 00020000 0044fe38 # [ 150.716505] 9fe0: 00000004 be8df7e8 b6eda33b b6e53616 # [ 150.721840] Code: e34a3bcd e3030b58 e34c01ad e0233002 (e5843000) # [ 150.728219] ---[ end trace 25c2598c361bb4ec ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh <6>[ 151.582116] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT <6>[ 151.586963] lkdtm: attempting bad ro_after_init write at c1b84c74 <1>[ 151.593186] 8<--- cut here --- <1>[ 151.596494] Unable to handle kernel paging request at virtual address c1b84c74 <1>[ 151.604011] pgd = 754e0569 <1>[ 151.606975] [c1b84c74] *pgd=c1a1941e(bad) <0>[ 151.611264] Internal error: Oops: 80d [#13] SMP ARM <4>[ 151.616413] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 151.655473] CPU: 1 PID: 2436 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 151.663501] Hardware name: STM32 (Device Tree Support) <4>[ 151.668934] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 <4>[ 151.674517] LR is at 0x0 <4>[ 151.677309] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 151.683861] sp : c5399e50 ip : 00000027 fp : c5399e64 <4>[ 151.689366] r10: 00000014 r9 : c1ad2d60 r8 : c15ec020 <4>[ 151.694871] r7 : c5399f60 r6 : 00000014 r5 : c57a0000 r4 : c1b84c74 <4>[ 151.701686] r3 : fe67479e r2 : 55aa55aa r1 : ef7aa5e4 r0 : c1ad3b58 <4>[ 151.708503] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 151.715926] Control: 10c5387d Table: c54e006a DAC: 00000051 <0>[ 151.721955] Process cat (pid: 2436, stack limit = 0xa3e0d3c7) <0>[ 151.727980] Stack: (0xc5399e50 to 0xc539a000) <0>[ 151.732614] 9e40: 00000029 c57a0000 c5399e74 c5399e68 <0>[ 151.741090] 9e60: c0c58efc c13973a8 c5399e9c c5399e78 c0c593fc c0c58edc c0c592dc c530bdc0 <0>[ 151.749566] 9e80: b6e0b000 00000014 c3aa9cc0 c5399f60 c5399ec4 c5399ea0 c07e29dc c0c592e8 <0>[ 151.758038] 9ea0: 00000000 c530bdc0 b6e0b000 c290d000 c5399f60 c07e2978 c5399f5c c5399ec8 <0>[ 151.766511] 9ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5398000 <0>[ 151.774985] 9ee0: b6e0b000 00020000 00000004 00000014 0001ffec c5399ee0 00000001 b6e0a000 <0>[ 151.783458] 9f00: c5186280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 151.791932] 9f20: 00000000 00000000 c13ac870 2aacb9ae c206b700 c530bdc0 c530bdc0 c5398000 <0>[ 151.800405] 9f40: b6e0b000 00000000 00000000 00000004 c5399f94 c5399f60 c059c9b0 c059c304 <0>[ 151.808879] 9f60: 00000000 00000000 c5399fac 2aacb9ae 00000014 00000014 7ff00000 00000004 <0>[ 151.817353] 9f80: c03002e4 c5398000 c5399fa4 c5399f98 c059ca40 c059c948 00000000 c5399fa8 <0>[ 151.825827] 9fa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e0b000 00000014 00000001 <0>[ 151.834301] 9fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e0b000 00020000 0045fe38 <0>[ 151.842774] 9fe0: 00000004 be9807e8 b6ed133b b6e4a616 60080030 00000001 00000000 00000000 <0>[ 151.851237] Backtrace: <0>[ 151.853964] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 151.863211] r5:c57a0000 r4:00000029 <0>[ 151.867059] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 151.875363] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 151.883569] r9:c5399f60 r8:c3aa9cc0 r7:00000014 r6:b6e0b000 r5:c530bdc0 r4:c0c592dc <0>[ 151.891610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 151.899727] r9:c07e2978 r8:c5399f60 r7:c290d000 r6:b6e0b000 r5:c530bdc0 r4:00000000 <0>[ 151.907767] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 151.915188] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c5398000 r5:c530bdc0 <0>[ 151.923303] r4:c530bdc0 <0>[ 151.926109] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 151.933533] r9:c5398000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 <0>[ 151.941571] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 151.949423] Exception stack(0xc5399fa8 to 0xc5399ff0) <0>[ 151.954758] 9fa0: 00000014 00000014 00000001 b6e0b000 00000014 00000001 <0>[ 151.963234] 9fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e0b000 00020000 0045fe38 <0>[ 151.971702] 9fe0: 00000004 be9807e8 b6ed133b b6e4a616 <0>[ 151.977037] Code: e34a3bcd e3030b58 e34c01ad e0233002 (e5843000) <4>[ 151.983415] ---[ end trace 25c2598c361bb4ed ]--- # Segmentation fault # [ 151.582116] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 151.586963] lkdtm: attempting bad ro_after_init write at c1b84c74 # [ 151.593186] 8<--- cut here --- # [ 151.596494] Unable to handle kernel paging request at virtual address c1b84c74 # [ 151.604011] pgd = 754e0569 # [ 151.606975] [c1b84c74] *pgd=c1a1941e(bad) # [ 151.611264] Internal error: Oops: 80d [#13] SMP ARM # [ 151.616413] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 151.655473] CPU: 1 PID: 2436 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 151.663501] Hardware name: STM32 (Device Tree Support) # [ 151.668934] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 151.674517] LR is at 0x0 # [ 151.677309] pc : [] lr : [<00000000>] psr: 60080013 # [ 151.683861] sp : c5399e50 ip : 00000027 fp : c5399e64 # [ 151.689366] r10: 00000014 r9 : c1ad2d60 r8 : c15ec020 # [ 151.694871] r7 : c5399f60 r6 : 00000014 r5 : c57a0000 r4 : c1b84c74 # [ 151.701686] r3 : fe67479e r2 : 55aa55aa r1 : ef7aa5e4 r0 : c1ad3b58 # [ 151.708503] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 151.715926] Control: 10c5387d Table: c54e006a DAC: 00000051 # [ 151.721955] Process cat (pid: 2436, stack limit = 0xa3e0d3c7) # [ 151.727980] Stack: (0xc5399e50 to 0xc539a000) # [ 151.732614] 9e40: 00000029 c57a0000 c5399e74 c5399e68 # [ 151.741090] 9e60: c0c58efc c13973a8 c5399e9c c5399e78 c0c593fc c0c58edc c0c592dc c530bdc0 # [ 151.749566] 9e80: b6e0b000 00000014 c3aa9cc0 c5399f60 c5399ec4 c5399ea0 c07e29dc c0c592e8 # [ 151.758038] 9ea0: 00000000 c530bdc0 b6e0b000 c290d000 c5399f60 c07e2978 c5399f5c c5399ec8 # [ 151.766511] 9ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5398000 # [ 151.774985] 9ee0: b6e0b000 00020000 00000004 00000014 0001ffec c5399ee0 00000001 b6e0a000 # [ 151.783458] 9f00: c5186280 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 151.791932] 9f20: 00000000 00000000 c13ac870 2aacb9ae c206b700 c530bdc0 c530bdc0 c5398000 # [ 151.800405] 9f40: b6e0b000 00000000 00000000 00000004 c5399f94 c5399f60 c059c9b0 c059c304 # [ 151.808879] 9f60: 00000000 00000000 c5399fac 2aacb9ae 00000014 00000014 7ff00000 00000004 # [ 151.817353] 9f80: c03002e4 c5398000 c5399fa4 c5399f98 c059ca40 c059c948 00000000 c5399fa8 # [ 151.825827] 9fa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e0b000 00000014 00000001 # [ 151.834301] 9fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e0b000 00020000 0045fe38 # [ 151.842774] 9fe0: 00000004 be9807e8 b6ed133b b6e4a616 60080030 00000001 00000000 00000000 # [ 151.851237] Backtrace: # [ 151.853964] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 151.863211] r5:c57a0000 r4:00000029 # [ 151.867059] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 151.875363] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 151.883569] r9:c5399f60 r8:c3aa9cc0 r7:00000014 r6:b6e0b000 r5:c530bdc0 r4:c0c592dc # [ 151.891610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 151.899727] r9:c07e2978 r8:c5399f60 r7:c290d000 r6:b6e0b000 r5:c530bdc0 r4:00000000 # [ 151.907767] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 151.915188] r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c5398000 r5:c530bdc0 # [ 151.923303] r4:c530bdc0 # [ 151.926109] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 151.933533] r9:c5398000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 # [ 151.941571] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 151.949423] Exception stack(0xc5399fa8 to 0xc5399ff0) # [ 151.954758] 9fa0: 00000014 00000014 00000001 b6e0b000 00000014 00000001 # [ 151.963234] 9fc0: 00000014 00000014 7ff00000 00000004 00000001 b6e0b000 00020000 0045fe38 # [ 151.971702] 9fe0: 00000004 be9807e8 b6ed133b b6e4a616 # [ 151.977037] Code: e34a3bcd e3030b58 e34c01ad e0233002 (e5843000) # [ 151.983415] ---[ end trace 25c2598c361bb4ed ]--- # 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>[ 152.859160] lkdtm: Performing direct entry WRITE_KERN <6>[ 152.863072] lkdtm: attempting bad 7591432 byte write at c1397274 <1>[ 152.869595] 8<--- cut here --- <1>[ 152.872674] Unable to handle kernel paging request at virtual address c1397274 <1>[ 152.880189] pgd = 8d07abbe <1>[ 152.883152] [c1397274] *pgd=c121940e(bad) <0>[ 152.887441] Internal error: Oops: 80d [#14] SMP ARM <4>[ 152.892590] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 152.931654] CPU: 0 PID: 2511 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 152.939681] Hardware name: STM32 (Device Tree Support) <4>[ 152.945114] PC is at memcpy+0x50/0x330 <4>[ 152.949123] LR is at 0xe92dd830 <4>[ 152.952526] pc : [] lr : [] psr: 20080013 <4>[ 152.959079] sp : c52a1e2c ip : e1a0c00d fp : c52a1e64 <4>[ 152.964585] r10: 0000000b r9 : c1ad2d74 r8 : e89da800 <4>[ 152.970090] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 152.976905] r3 : e1a0c00d r2 : 0073d568 r1 : c0c59c8c r0 : c1397274 <4>[ 152.983723] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 152.991149] Control: 10c5387d Table: c60b406a DAC: 00000051 <0>[ 152.997178] Process cat (pid: 2511, stack limit = 0x2f53e3f9) <0>[ 153.003205] Stack: (0xc52a1e2c to 0xc52a2000) <0>[ 153.007840] 1e20: c0c59c6c 0073d608 c52a1f60 c15ec020 c1397274 <0>[ 153.016316] 1e40: c1397274 c1397458 0000002a c57a0000 0000000b c52a1f60 c52a1e74 c52a1e68 <0>[ 153.024790] 1e60: c0c58efc c1397418 c52a1e9c c52a1e78 c0c593fc c0c58edc c0c592dc c57ad8c0 <0>[ 153.033265] 1e80: b6e3f000 0000000b c3aa9cc0 c52a1f60 c52a1ec4 c52a1ea0 c07e29dc c0c592e8 <0>[ 153.041738] 1ea0: 00000000 c57ad8c0 b6e3f000 c290d000 c52a1f60 c07e2978 c52a1f5c c52a1ec8 <0>[ 153.050213] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c52a0000 <0>[ 153.058688] 1ee0: b6e3f000 00020000 00000004 0000000b 0001fff5 c52a1ee0 00000001 b6e3e000 <0>[ 153.067162] 1f00: c57adc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 153.075639] 1f20: 00000000 00000000 c13ac870 01f29a24 c206b700 c57ad8c0 c57ad8c0 c52a0000 <0>[ 153.084114] 1f40: b6e3f000 00000000 00000000 00000004 c52a1f94 c52a1f60 c059c9b0 c059c304 <0>[ 153.092589] 1f60: 00000000 00000000 c52a1fac 01f29a24 0000000b 0000000b 7ff00000 00000004 <0>[ 153.101064] 1f80: c03002e4 c52a0000 c52a1fa4 c52a1f98 c059ca40 c059c948 00000000 c52a1fa8 <0>[ 153.109538] 1fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e3f000 0000000b 00000001 <0>[ 153.118014] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e3f000 00020000 0050fe38 <0>[ 153.126490] 1fe0: 00000004 beeff7e8 b6f0533b b6e7e616 60080030 00000001 00000000 00000000 <0>[ 153.134955] Backtrace: <0>[ 153.137685] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 153.146149] r7:c52a1f60 r6:0000000b r5:c57a0000 r4:0000002a <0>[ 153.152093] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 153.160396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 153.168604] r9:c52a1f60 r8:c3aa9cc0 r7:0000000b r6:b6e3f000 r5:c57ad8c0 r4:c0c592dc <0>[ 153.176649] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 153.184769] r9:c07e2978 r8:c52a1f60 r7:c290d000 r6:b6e3f000 r5:c57ad8c0 r4:00000000 <0>[ 153.192810] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 153.200236] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c52a0000 r5:c57ad8c0 <0>[ 153.208352] r4:c57ad8c0 <0>[ 153.211158] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 153.218583] r9:c52a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 153.226623] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 153.234474] Exception stack(0xc52a1fa8 to 0xc52a1ff0) <0>[ 153.239810] 1fa0: 0000000b 0000000b 00000001 b6e3f000 0000000b 00000001 <0>[ 153.248286] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e3f000 00020000 0050fe38 <0>[ 153.256756] 1fe0: 00000004 beeff7e8 b6f0533b b6e7e616 <0>[ 153.262092] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 153.268471] ---[ end trace 25c2598c361bb4ee ]--- # Segmentation fault # [ 152.859160] lkdtm: Performing direct entry WRITE_KERN # [ 152.863072] lkdtm: attempting bad 7591432 byte write at c1397274 # [ 152.869595] 8<--- cut here --- # [ 152.872674] Unable to handle kernel paging request at virtual address c1397274 # [ 152.880189] pgd = 8d07abbe # [ 152.883152] [c1397274] *pgd=c121940e(bad) # [ 152.887441] Internal error: Oops: 80d [#14] SMP ARM # [ 152.892590] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 152.931654] CPU: 0 PID: 2511 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 152.939681] Hardware name: STM32 (Device Tree Support) # [ 152.945114] PC is at memcpy+0x50/0x330 # [ 152.949123] LR is at 0xe92dd830 # [ 152.952526] pc : [] lr : [] psr: 20080013 # [ 152.959079] sp : c52a1e2c ip : e1a0c00d fp : c52a1e64 # [ 152.964585] r10: 0000000b r9 : c1ad2d74 r8 : e89da800 # [ 152.970090] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 152.976905] r3 : e1a0c00d r2 : 0073d568 r1 : c0c59c8c r0 : c1397274 # [ 152.983723] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 152.991149] Control: 10c5387d Table: c60b406a DAC: 00000051 # [ 152.997178] Process cat (pid: 2511, stack limit = 0x2f53e3f9) # [ 153.003205] Stack: (0xc52a1e2c to 0xc52a2000) # [ 153.007840] 1e20: c0c59c6c 0073d608 c52a1f60 c15ec020 c1397274 # [ 153.016316] 1e40: c1397274 c1397458 0000002a c57a0000 0000000b c52a1f60 c52a1e74 c52a1e68 # [ 153.024790] 1e60: c0c58efc c1397418 c52a1e9c c52a1e78 c0c593fc c0c58edc c0c592dc c57ad8c0 # [ 153.033265] 1e80: b6e3f000 0000000b c3aa9cc0 c52a1f60 c52a1ec4 c52a1ea0 c07e29dc c0c592e8 # [ 153.041738] 1ea0: 00000000 c57ad8c0 b6e3f000 c290d000 c52a1f60 c07e2978 c52a1f5c c52a1ec8 # [ 153.050213] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c52a0000 # [ 153.058688] 1ee0: b6e3f000 00020000 00000004 0000000b 0001fff5 c52a1ee0 00000001 b6e3e000 # [ 153.067162] 1f00: c57adc80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 153.075639] 1f20: 00000000 00000000 c13ac870 01f29a24 c206b700 c57ad8c0 c57ad8c0 c52a0000 # [ 153.084114] 1f40: b6e3f000 00000000 00000000 00000004 c52a1f94 c52a1f60 c059c9b0 c059c304 # [ 153.092589] 1f60: 00000000 00000000 c52a1fac 01f29a24 0000000b 0000000b 7ff00000 00000004 # [ 153.101064] 1f80: c03002e4 c52a0000 c52a1fa4 c52a1f98 c059ca40 c059c948 00000000 c52a1fa8 # [ 153.109538] 1fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e3f000 0000000b 00000001 # [ 153.118014] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e3f000 00020000 0050fe38 # [ 153.126490] 1fe0: 00000004 beeff7e8 b6f0533b b6e7e616 60080030 00000001 00000000 00000000 # [ 153.134955] Backtrace: # [ 153.137685] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 153.146149] r7:c52a1f60 r6:0000000b r5:c57a0000 r4:0000002a # [ 153.152093] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 153.160396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 153.168604] r9:c52a1f60 r8:c3aa9cc0 r7:0000000b r6:b6e3f000 r5:c57ad8c0 r4:c0c592dc # [ 153.176649] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 153.184769] r9:c07e2978 r8:c52a1f60 r7:c290d000 r6:b6e3f000 r5:c57ad8c0 r4:00000000 # [ 153.192810] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 153.200236] r10:00000004 r9:00000000 r8:00000000 r7:b6e3f000 r6:c52a0000 r5:c57ad8c0 # [ 153.208352] r4:c57ad8c0 # [ 153.211158] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 153.218583] r9:c52a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 153.226623] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 153.234474] Exception stack(0xc52a1fa8 to 0xc52a1ff0) # [ 153.239810] 1fa0: 0000000b 0000000b 00000001 b6e3f000 0000000b 00000001 # [ 153.248286] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e3f000 00020000 0050fe38 # [ 153.256756] 1fe0: 00000004 beeff7e8 b6f0533b b6e7e616 # [ 153.262092] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 153.268471] ---[ end trace 25c2598c361bb4ee ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <6>[ 154.285255] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW <6>[ 154.290217] lkdtm: attempting good refcount_inc() without overflow <6>[ 154.296704] lkdtm: attempting bad refcount_inc() overflow <4>[ 154.302264] ------------[ cut here ]------------ <4>[ 154.307251] WARNING: CPU: 1 PID: 2587 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 154.315893] refcount_t: saturated; leaking memory. <4>[ 154.320962] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 154.360098] CPU: 1 PID: 2587 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 154.368043] Hardware name: STM32 (Device Tree Support) <4>[ 154.373455] Backtrace: <4>[ 154.376186] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 154.384033] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 154.389978] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 154.397577] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 154.404823] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58 <4>[ 154.412863] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 154.420632] r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c533e000 <4>[ 154.426578] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 154.435834] r9:c1ad2d80 r8:c15ec020 r7:c533ff60 r6:00000016 r5:c57a3000 r4:c533e000 <4>[ 154.443874] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 154.453831] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) <4>[ 154.464224] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 154.473649] r4:0000002b <4>[ 154.476453] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 154.484756] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 154.492963] r9:c533ff60 r8:c3aa9cc0 r7:00000016 r6:b6de2000 r5:c5304000 r4:c0c592dc <4>[ 154.501005] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 154.509125] r9:c07e2978 r8:c533ff60 r7:c290d000 r6:b6de2000 r5:c5304000 r4:00000000 <4>[ 154.517165] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 154.524589] r10:00000004 r9:00000000 r8:00000000 r7:b6de2000 r6:c533e000 r5:c5304000 <4>[ 154.532703] r4:c5304000 <4>[ 154.535509] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 154.542933] r9:c533e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 154.550973] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 154.558826] Exception stack(0xc533ffa8 to 0xc533fff0) <4>[ 154.564161] ffa0: 00000016 00000016 00000001 b6de2000 00000016 00000001 <4>[ 154.572635] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6de2000 00020000 004dfe38 <4>[ 154.581104] ffe0: 00000004 be9ff7e8 b6ea833b b6e21616 <4>[ 154.586496] irq event stamp: 0 <4>[ 154.589770] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 154.595619] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 154.603512] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 154.611272] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 154.617070] ---[ end trace 25c2598c361bb4ef ]--- <6>[ 154.621897] lkdtm: Overflow detected: saturated # [ 154.285255] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 154.290217] lkdtm: attempting good refcount_inc() without overflow # [ 154.296704] lkdtm: attempting bad refcount_inc() overflow # [ 154.302264] ------------[ cut here ]------------ # [ 154.307251] WARNING: CPU: 1 PID: 2587 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 154.315893] refcount_t: saturated; leaking memory. # [ 154.320962] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 154.360098] CPU: 1 PID: 2587 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 154.368043] Hardware name: STM32 (Device Tree Support) # [ 154.373455] Backtrace: # [ 154.376186] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 154.384033] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 154.389978] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 154.397577] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 154.404823] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58 # [ 154.412863] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 154.420632] r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c533e000 # [ 154.426578] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 154.435834] r9:c1ad2d80 r8:c15ec020 r7:c533ff60 r6:00000016 r5:c57a3000 r4:c533e000 # [ 154.443874] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 154.453831] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 154.464224] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 154.473649] r4:0000002b # [ 154.476453] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 154.484756] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 154.492963] r9:c533ff60 r8:c3aa9cc0 r7:00000016 r6:b6de2000 r5:c5304000 r4:c0c592dc # [ 154.501005] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 154.509125] r9:c07e2978 r8:c533ff60 r7:c290d000 r6:b6de2000 r5:c5304000 r4:00000000 # [ 154.517165] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 154.524589] r10:00000004 r9:00000000 r8:00000000 r7:b6de2000 r6:c533e000 r5:c5304000 # [ 154.532703] r4:c5304000 # [ 154.535509] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 154.542933] r9:c533e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 154.550973] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 154.558826] Exception stack(0xc533ffa8 to 0xc533fff0) # [ 154.564161] ffa0: 00000016 00000016 00000001 b6de2000 00000016 00000001 # [ 154.572635] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6de2000 00020000 004dfe38 # [ 154.581104] ffe0: 00000004 be9ff7e8 b6ea833b b6e21616 # [ 154.586496] irq event stamp: 0 # [ 154.589770] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 154.595619] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 154.603512] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 154.611272] softirqs last disabled at (0): [<00000000>] 0x0 # [ 154.617070] ---[ end trace 25c2598c361bb4ef ]--- # [ 154.621897] 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>[ 156.734834] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW <6>[ 156.739855] lkdtm: attempting good refcount_add() without overflow <6>[ 156.746324] lkdtm: attempting bad refcount_add() overflow <4>[ 156.751840] ------------[ cut here ]------------ <4>[ 156.756844] WARNING: CPU: 1 PID: 2622 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 156.765465] refcount_t: saturated; leaking memory. <4>[ 156.770605] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 156.809671] CPU: 1 PID: 2622 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 156.817610] Hardware name: STM32 (Device Tree Support) <4>[ 156.823022] Backtrace: <4>[ 156.825754] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 156.833599] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 156.839543] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 156.847144] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 156.854391] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58 <4>[ 156.862429] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 156.870199] r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c533e000 <4>[ 156.876145] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 156.885399] r9:c1ad2d98 r8:c15ec020 r7:c533ff60 r6:00000016 r5:c57a5000 r4:c533e000 <4>[ 156.893441] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 156.903396] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 156.913790] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 156.923214] r4:0000002c <4>[ 156.926017] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 156.934320] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 156.942528] r9:c533ff60 r8:c3aa9cc0 r7:00000016 r6:b6e17000 r5:c5318280 r4:c0c592dc <4>[ 156.950569] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 156.958688] r9:c07e2978 r8:c533ff60 r7:c290d000 r6:b6e17000 r5:c5318280 r4:00000000 <4>[ 156.966728] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 156.974150] r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c533e000 r5:c5318280 <4>[ 156.982264] r4:c5318280 <4>[ 156.985069] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 156.992492] r9:c533e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 157.000531] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 157.008382] Exception stack(0xc533ffa8 to 0xc533fff0) <4>[ 157.013717] ffa0: 00000016 00000016 00000001 b6e17000 00000016 00000001 <4>[ 157.022193] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e17000 00020000 004dfe38 <4>[ 157.030658] ffe0: 00000004 be9117e8 b6edd33b b6e56616 <4>[ 157.036075] irq event stamp: 0 <4>[ 157.039358] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 157.045170] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 157.053085] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 157.060788] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 157.066639] ---[ end trace 25c2598c361bb4f0 ]--- <6>[ 157.071454] lkdtm: Overflow detected: saturated # [ 156.734834] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 156.739855] lkdtm: attempting good refcount_add() without overflow # [ 156.746324] lkdtm: attempting bad refcount_add() overflow # [ 156.751840] ------------[ cut here ]------------ # [ 156.756844] WARNING: CPU: 1 PID: 2622 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 156.765465] refcount_t: saturated; leaking memory. # [ 156.770605] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 156.809671] CPU: 1 PID: 2622 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 156.817610] Hardware name: STM32 (Device Tree Support) # [ 156.823022] Backtrace: # [ 156.825754] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 156.833599] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 156.839543] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 156.847144] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 156.854391] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58 # [ 156.862429] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 156.870199] r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c533e000 # [ 156.876145] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 156.885399] r9:c1ad2d98 r8:c15ec020 r7:c533ff60 r6:00000016 r5:c57a5000 r4:c533e000 # [ 156.893441] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 156.903396] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 156.913790] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 156.923214] r4:0000002c # [ 156.926017] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 156.934320] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 156.942528] r9:c533ff60 r8:c3aa9cc0 r7:00000016 r6:b6e17000 r5:c5318280 r4:c0c592dc # [ 156.950569] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 156.958688] r9:c07e2978 r8:c533ff60 r7:c290d000 r6:b6e17000 r5:c5318280 r4:00000000 # [ 156.966728] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 156.974150] r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c533e000 r5:c5318280 # [ 156.982264] r4:c5318280 # [ 156.985069] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 156.992492] r9:c533e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 157.000531] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 157.008382] Exception stack(0xc533ffa8 to 0xc533fff0) # [ 157.013717] ffa0: 00000016 00000016 00000001 b6e17000 00000016 00000001 # [ 157.022193] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e17000 00020000 004dfe38 # [ 157.030658] ffe0: 00000004 be9117e8 b6edd33b b6e56616 # [ 157.036075] irq event stamp: 0 # [ 157.039358] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 157.045170] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 157.053085] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 157.060788] softirqs last disabled at (0): [<00000000>] 0x0 # [ 157.066639] ---[ end trace 25c2598c361bb4f0 ]--- # [ 157.071454] 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>[ 157.881398] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW <6>[ 157.887248] lkdtm: attempting bad refcount_inc_not_zero() overflow <4>[ 157.893513] ------------[ cut here ]------------ <4>[ 157.898595] WARNING: CPU: 0 PID: 2657 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 157.907236] refcount_t: saturated; leaking memory. <4>[ 157.912210] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 157.951353] CPU: 0 PID: 2657 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 157.959294] Hardware name: STM32 (Device Tree Support) <4>[ 157.964708] Backtrace: <4>[ 157.967439] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 157.975287] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 157.981231] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 157.988833] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 157.996080] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58 <4>[ 158.004120] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 158.011889] r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c5084000 <4>[ 158.017837] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 158.027093] r9:c1ad2db0 r8:c15ec020 r7:c5085f60 r6:0000001f r5:c5339000 r4:7fffffff <4>[ 158.035132] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 158.045876] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 158.057837] r5:c5339000 r4:c5084000 <4>[ 158.061691] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 158.071899] r4:0000002d <4>[ 158.074702] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 158.083005] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 158.091213] r9:c5085f60 r8:c3aa9cc0 r7:0000001f r6:b6e07000 r5:c2dfc000 r4:c0c592dc <4>[ 158.099254] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 158.107373] r9:c07e2978 r8:c5085f60 r7:c290d000 r6:b6e07000 r5:c2dfc000 r4:00000000 <4>[ 158.115412] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 158.122835] r10:00000004 r9:00000000 r8:00000000 r7:b6e07000 r6:c5084000 r5:c2dfc000 <4>[ 158.130949] r4:c2dfc000 <4>[ 158.133755] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 158.141179] r9:c5084000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 158.149217] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 158.157069] Exception stack(0xc5085fa8 to 0xc5085ff0) <4>[ 158.162405] 5fa0: 0000001f 0000001f 00000001 b6e07000 0000001f 00000001 <4>[ 158.170878] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e07000 00020000 0042fe38 <4>[ 158.179347] 5fe0: 00000004 bee617e8 b6ecd33b b6e46616 <4>[ 158.184789] irq event stamp: 0 <4>[ 158.188081] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 158.193866] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 158.201769] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 158.209576] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 158.215257] ---[ end trace 25c2598c361bb4f1 ]--- <6>[ 158.220219] lkdtm: Overflow detected: saturated # [ 157.881398] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 157.887248] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 157.893513] ------------[ cut here ]------------ # [ 157.898595] WARNING: CPU: 0 PID: 2657 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 157.907236] refcount_t: saturated; leaking memory. # [ 157.912210] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 157.951353] CPU: 0 PID: 2657 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 157.959294] Hardware name: STM32 (Device Tree Support) # [ 157.964708] Backtrace: # [ 157.967439] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 157.975287] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 157.981231] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 157.988833] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 157.996080] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58 # [ 158.004120] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 158.011889] r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c5084000 # [ 158.017837] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 158.027093] r9:c1ad2db0 r8:c15ec020 r7:c5085f60 r6:0000001f r5:c5339000 r4:7fffffff # [ 158.035132] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 158.045876] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 158.057837] r5:c5339000 r4:c5084000 # [ 158.061691] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 158.071899] r4:0000002d # [ 158.074702] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 158.083005] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 158.091213] r9:c5085f60 r8:c3aa9cc0 r7:0000001f r6:b6e07000 r5:c2dfc000 r4:c0c592dc # [ 158.099254] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 158.107373] r9:c07e2978 r8:c5085f60 r7:c290d000 r6:b6e07000 r5:c2dfc000 r4:00000000 # [ 158.115412] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 158.122835] r10:00000004 r9:00000000 r8:00000000 r7:b6e07000 r6:c5084000 r5:c2dfc000 # [ 158.130949] r4:c2dfc000 # [ 158.133755] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 158.141179] r9:c5084000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 158.149217] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 158.157069] Exception stack(0xc5085fa8 to 0xc5085ff0) # [ 158.162405] 5fa0: 0000001f 0000001f 00000001 b6e07000 0000001f 00000001 # [ 158.170878] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e07000 00020000 0042fe38 # [ 158.179347] 5fe0: 00000004 bee617e8 b6ecd33b b6e46616 # [ 158.184789] irq event stamp: 0 # [ 158.188081] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 158.193866] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 158.201769] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 158.209576] softirqs last disabled at (0): [<00000000>] 0x0 # [ 158.215257] ---[ end trace 25c2598c361bb4f1 ]--- # [ 158.220219] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL] not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1 # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh <6>[ 159.114717] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW <6>[ 159.120528] lkdtm: attempting bad refcount_add_not_zero() overflow <4>[ 159.127020] ------------[ cut here ]------------ <4>[ 159.131749] WARNING: CPU: 0 PID: 2692 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 159.140552] refcount_t: saturated; leaking memory. <4>[ 159.145527] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 159.184657] CPU: 0 PID: 2692 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 159.192611] Hardware name: STM32 (Device Tree Support) <4>[ 159.198025] Backtrace: <4>[ 159.200756] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 159.208606] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 159.214551] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 159.222152] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 159.229402] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58 <4>[ 159.237444] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 159.245213] r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c55f8000 <4>[ 159.251160] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 159.260419] r9:c1ad2dd0 r8:c15ec020 r7:c55f9f60 r6:0000001f r5:c57a6000 r4:7fffffff <4>[ 159.268459] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 159.279204] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 159.291167] r5:c57a6000 r4:c55f8000 <4>[ 159.295022] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 159.305232] r4:0000002e <4>[ 159.308036] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 159.316343] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 159.324553] r9:c55f9f60 r8:c3aa9cc0 r7:0000001f r6:b6e02000 r5:c51b0280 r4:c0c592dc <4>[ 159.332597] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 159.340717] r9:c07e2978 r8:c55f9f60 r7:c290d000 r6:b6e02000 r5:c51b0280 r4:00000000 <4>[ 159.348757] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 159.356181] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c55f8000 r5:c51b0280 <4>[ 159.364298] r4:c51b0280 <4>[ 159.367104] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 159.374529] r9:c55f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 159.382569] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 159.390423] Exception stack(0xc55f9fa8 to 0xc55f9ff0) <4>[ 159.395760] 9fa0: 0000001f 0000001f 00000001 b6e02000 0000001f 00000001 <4>[ 159.404236] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e02000 00020000 004dfe38 <4>[ 159.412705] 9fe0: 00000004 be82e7e8 b6ec833b b6e41616 <4>[ 159.418168] irq event stamp: 0 <4>[ 159.421428] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 159.427312] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 159.434992] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 159.442818] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 159.448667] ---[ end trace 25c2598c361bb4f2 ]--- <6>[ 159.453505] lkdtm: Overflow detected: saturated # [ 159.114717] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 159.120528] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 159.127020] ------------[ cut here ]------------ # [ 159.131749] WARNING: CPU: 0 PID: 2692 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 159.140552] refcount_t: saturated; leaking memory. # [ 159.145527] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 159.184657] CPU: 0 PID: 2692 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 159.192611] Hardware name: STM32 (Device Tree Support) # [ 159.198025] Backtrace: # [ 159.200756] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 159.208606] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 159.214551] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 159.222152] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 159.229402] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58 # [ 159.237444] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 159.245213] r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c55f8000 # [ 159.251160] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 159.260419] r9:c1ad2dd0 r8:c15ec020 r7:c55f9f60 r6:0000001f r5:c57a6000 r4:7fffffff # [ 159.268459] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 159.279204] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 159.291167] r5:c57a6000 r4:c55f8000 # [ 159.295022] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 159.305232] r4:0000002e # [ 159.308036] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 159.316343] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 159.324553] r9:c55f9f60 r8:c3aa9cc0 r7:0000001f r6:b6e02000 r5:c51b0280 r4:c0c592dc # [ 159.332597] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 159.340717] r9:c07e2978 r8:c55f9f60 r7:c290d000 r6:b6e02000 r5:c51b0280 r4:00000000 # [ 159.348757] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 159.356181] r10:00000004 r9:00000000 r8:00000000 r7:b6e02000 r6:c55f8000 r5:c51b0280 # [ 159.364298] r4:c51b0280 # [ 159.367104] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 159.374529] r9:c55f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 159.382569] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 159.390423] Exception stack(0xc55f9fa8 to 0xc55f9ff0) # [ 159.395760] 9fa0: 0000001f 0000001f 00000001 b6e02000 0000001f 00000001 # [ 159.404236] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e02000 00020000 004dfe38 # [ 159.412705] 9fe0: 00000004 be82e7e8 b6ec833b b6e41616 # [ 159.418168] irq event stamp: 0 # [ 159.421428] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 159.427312] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 159.434992] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 159.442818] softirqs last disabled at (0): [<00000000>] 0x0 # [ 159.448667] ---[ end trace 25c2598c361bb4f2 ]--- # [ 159.453505] 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>[ 160.341471] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO <6>[ 160.346183] lkdtm: attempting good refcount_dec() <6>[ 160.350963] lkdtm: attempting bad refcount_dec() to zero <4>[ 160.356716] ------------[ cut here ]------------ <4>[ 160.361477] WARNING: CPU: 0 PID: 2727 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 160.370278] refcount_t: decrement hit 0; leaking memory. <4>[ 160.375779] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 160.414939] CPU: 0 PID: 2727 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 160.422872] Hardware name: STM32 (Device Tree Support) <4>[ 160.428287] Backtrace: <4>[ 160.431018] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 160.438867] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 160.444813] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 160.452415] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 160.459667] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58 <4>[ 160.467711] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 160.475481] r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c5698000 <4>[ 160.481429] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 160.490687] r9:c1ad2df0 r8:c15ec020 r7:c5699f60 r6:00000012 r5:c57a6000 r4:c5698000 <4>[ 160.498730] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 160.508690] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 160.518744] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 160.527821] r4:0000002f <4>[ 160.530626] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 160.538931] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 160.547140] r9:c5699f60 r8:c3aa9cc0 r7:00000012 r6:b6dbf000 r5:c57f53c0 r4:c0c592dc <4>[ 160.555184] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 160.563307] r9:c07e2978 r8:c5699f60 r7:c290d000 r6:b6dbf000 r5:c57f53c0 r4:00000000 <4>[ 160.571350] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 160.578777] r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c5698000 r5:c57f53c0 <4>[ 160.586895] r4:c57f53c0 <4>[ 160.589703] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 160.597130] r9:c5698000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 160.605173] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 160.613029] Exception stack(0xc5699fa8 to 0xc5699ff0) <4>[ 160.618368] 9fa0: 00000012 00000012 00000001 b6dbf000 00000012 00000001 <4>[ 160.626846] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6dbf000 00020000 0041fe38 <4>[ 160.635318] 9fe0: 00000004 bebeb7e8 b6e8533b b6dfe616 <4>[ 160.640728] irq event stamp: 0 <4>[ 160.643988] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 160.649941] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 160.657730] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 160.665404] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 160.671375] ---[ end trace 25c2598c361bb4f3 ]--- <6>[ 160.676186] lkdtm: Zero detected: saturated # [ 160.341471] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 160.346183] lkdtm: attempting good refcount_dec() # [ 160.350963] lkdtm: attempting bad refcount_dec() to zero # [ 160.356716] ------------[ cut here ]------------ # [ 160.361477] WARNING: CPU: 0 PID: 2727 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 160.370278] refcount_t: decrement hit 0; leaking memory. # [ 160.375779] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 160.414939] CPU: 0 PID: 2727 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 160.422872] Hardware name: STM32 (Device Tree Support) # [ 160.428287] Backtrace: # [ 160.431018] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 160.438867] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 160.444813] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 160.452415] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 160.459667] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58 # [ 160.467711] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 160.475481] r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c5698000 # [ 160.481429] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 160.490687] r9:c1ad2df0 r8:c15ec020 r7:c5699f60 r6:00000012 r5:c57a6000 r4:c5698000 # [ 160.498730] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 160.508690] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 160.518744] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 160.527821] r4:0000002f # [ 160.530626] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 160.538931] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 160.547140] r9:c5699f60 r8:c3aa9cc0 r7:00000012 r6:b6dbf000 r5:c57f53c0 r4:c0c592dc # [ 160.555184] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 160.563307] r9:c07e2978 r8:c5699f60 r7:c290d000 r6:b6dbf000 r5:c57f53c0 r4:00000000 # [ 160.571350] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 160.578777] r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c5698000 r5:c57f53c0 # [ 160.586895] r4:c57f53c0 # [ 160.589703] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 160.597130] r9:c5698000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 160.605173] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 160.613029] Exception stack(0xc5699fa8 to 0xc5699ff0) # [ 160.618368] 9fa0: 00000012 00000012 00000001 b6dbf000 00000012 00000001 # [ 160.626846] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6dbf000 00020000 0041fe38 # [ 160.635318] 9fe0: 00000004 bebeb7e8 b6e8533b b6dfe616 # [ 160.640728] irq event stamp: 0 # [ 160.643988] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 160.649941] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 160.657730] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 160.665404] softirqs last disabled at (0): [<00000000>] 0x0 # [ 160.671375] ---[ end trace 25c2598c361bb4f3 ]--- # [ 160.676186] 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>[ 161.578949] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 161.583815] lkdtm: attempting bad refcount_dec() below zero <4>[ 161.589826] ------------[ cut here ]------------ <4>[ 161.594576] WARNING: CPU: 1 PID: 2765 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 161.603388] refcount_t: decrement hit 0; leaking memory. <4>[ 161.608938] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 161.648008] CPU: 1 PID: 2765 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 161.655962] Hardware name: STM32 (Device Tree Support) <4>[ 161.661375] Backtrace: <4>[ 161.664107] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 161.671952] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 161.677896] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 161.685496] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 161.692744] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58 <4>[ 161.700783] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 161.708550] r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c5032000 <4>[ 161.714497] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 161.723753] r9:c1ad2e04 r8:c15ec020 r7:c5033f60 r6:00000016 r5:00000000 r4:c5032000 <4>[ 161.731791] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 161.741749] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 161.752147] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 161.761572] r5:c57a7000 r4:00000030 <4>[ 161.765423] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 161.773726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 161.781933] r9:c5033f60 r8:c3aa9cc0 r7:00000016 r6:b6df0000 r5:c53048c0 r4:c0c592dc <4>[ 161.789973] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 161.798092] r9:c07e2978 r8:c5033f60 r7:c290d000 r6:b6df0000 r5:c53048c0 r4:00000000 <4>[ 161.806130] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 161.813553] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5032000 r5:c53048c0 <4>[ 161.821668] r4:c53048c0 <4>[ 161.824474] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 161.831898] r9:c5032000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 161.839937] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 161.847788] Exception stack(0xc5033fa8 to 0xc5033ff0) <4>[ 161.853123] 3fa0: 00000016 00000016 00000001 b6df0000 00000016 00000001 <4>[ 161.861596] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6df0000 00020000 0042fe38 <4>[ 161.870064] 3fe0: 00000004 bee107e8 b6eb633b b6e2f616 <4>[ 161.875452] irq event stamp: 0 <4>[ 161.878795] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 161.884582] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 161.892463] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 161.900224] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 161.906056] ---[ end trace 25c2598c361bb4f4 ]--- <6>[ 161.910859] lkdtm: Negative detected: saturated # [ 161.578949] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 161.583815] lkdtm: attempting bad refcount_dec() below zero # [ 161.589826] ------------[ cut here ]------------ # [ 161.594576] WARNING: CPU: 1 PID: 2765 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 161.603388] refcount_t: decrement hit 0; leaking memory. # [ 161.608938] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 161.648008] CPU: 1 PID: 2765 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 161.655962] Hardware name: STM32 (Device Tree Support) # [ 161.661375] Backtrace: # [ 161.664107] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 161.671952] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 161.677896] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 161.685496] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 161.692744] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58 # [ 161.700783] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 161.708550] r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c5032000 # [ 161.714497] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 161.723753] r9:c1ad2e04 r8:c15ec020 r7:c5033f60 r6:00000016 r5:00000000 r4:c5032000 # [ 161.731791] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 161.741749] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 161.752147] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 161.761572] r5:c57a7000 r4:00000030 # [ 161.765423] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 161.773726] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 161.781933] r9:c5033f60 r8:c3aa9cc0 r7:00000016 r6:b6df0000 r5:c53048c0 r4:c0c592dc # [ 161.789973] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 161.798092] r9:c07e2978 r8:c5033f60 r7:c290d000 r6:b6df0000 r5:c53048c0 r4:00000000 # [ 161.806130] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 161.813553] r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5032000 r5:c53048c0 # [ 161.821668] r4:c53048c0 # [ 161.824474] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 161.831898] r9:c5032000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 161.839937] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 161.847788] Exception stack(0xc5033fa8 to 0xc5033ff0) # [ 161.853123] 3fa0: 00000016 00000016 00000001 b6df0000 00000016 00000001 # [ 161.861596] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6df0000 00020000 0042fe38 # [ 161.870064] 3fe0: 00000004 bee107e8 b6eb633b b6e2f616 # [ 161.875452] irq event stamp: 0 # [ 161.878795] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 161.884582] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 161.892463] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 161.900224] softirqs last disabled at (0): [<00000000>] 0x0 # [ 161.906056] ---[ end trace 25c2598c361bb4f4 ]--- # [ 161.910859] 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>[ 162.802647] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 162.808456] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 162.814932] ------------[ cut here ]------------ <4>[ 162.820045] WARNING: CPU: 1 PID: 2801 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 162.828750] refcount_t: underflow; use-after-free. <4>[ 162.833714] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 162.872851] CPU: 1 PID: 2801 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 162.880794] Hardware name: STM32 (Device Tree Support) <4>[ 162.886206] Backtrace: <4>[ 162.888938] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 162.896784] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 162.902728] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 162.910329] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 162.917576] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58 <4>[ 162.925615] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 162.933384] r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c533e000 <4>[ 162.939332] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 162.948675] r9:c1ad2e1c r8:c15ec020 r7:c533ff60 r6:0000001f r5:00000000 r4:c533e000 <4>[ 162.956714] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 162.967456] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 162.979421] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 162.989633] r5:c57a7000 r4:00000031 <4>[ 162.993484] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 163.001787] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 163.009995] r9:c533ff60 r8:c3aa9cc0 r7:0000001f r6:b6dd6000 r5:c57ad8c0 r4:c0c592dc <4>[ 163.018035] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 163.026154] r9:c07e2978 r8:c533ff60 r7:c290d000 r6:b6dd6000 r5:c57ad8c0 r4:00000000 <4>[ 163.034192] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 163.041615] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c533e000 r5:c57ad8c0 <4>[ 163.049729] r4:c57ad8c0 <4>[ 163.052536] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 163.059959] r9:c533e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 163.067998] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 163.075850] Exception stack(0xc533ffa8 to 0xc533fff0) <4>[ 163.081185] ffa0: 0000001f 0000001f 00000001 b6dd6000 0000001f 00000001 <4>[ 163.089659] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dd6000 00020000 0043fe38 <4>[ 163.098127] ffe0: 00000004 befd87e8 b6e9c33b b6e15616 <4>[ 163.103544] irq event stamp: 0 <4>[ 163.106864] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 163.112648] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 163.120558] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 163.128350] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 163.134048] ---[ end trace 25c2598c361bb4f5 ]--- <6>[ 163.139024] lkdtm: Negative detected: saturated # [ 162.802647] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 162.808456] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 162.814932] ------------[ cut here ]------------ # [ 162.820045] WARNING: CPU: 1 PID: 2801 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 162.828750] refcount_t: underflow; use-after-free. # [ 162.833714] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 162.872851] CPU: 1 PID: 2801 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 162.880794] Hardware name: STM32 (Device Tree Support) # [ 162.886206] Backtrace: # [ 162.888938] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 162.896784] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 162.902728] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 162.910329] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 162.917576] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58 # [ 162.925615] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 162.933384] r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c533e000 # [ 162.939332] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 162.948675] r9:c1ad2e1c r8:c15ec020 r7:c533ff60 r6:0000001f r5:00000000 r4:c533e000 # [ 162.956714] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 162.967456] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 162.979421] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 162.989633] r5:c57a7000 r4:00000031 # [ 162.993484] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 163.001787] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 163.009995] r9:c533ff60 r8:c3aa9cc0 r7:0000001f r6:b6dd6000 r5:c57ad8c0 r4:c0c592dc # [ 163.018035] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 163.026154] r9:c07e2978 r8:c533ff60 r7:c290d000 r6:b6dd6000 r5:c57ad8c0 r4:00000000 # [ 163.034192] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 163.041615] r10:00000004 r9:00000000 r8:00000000 r7:b6dd6000 r6:c533e000 r5:c57ad8c0 # [ 163.049729] r4:c57ad8c0 # [ 163.052536] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 163.059959] r9:c533e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 163.067998] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 163.075850] Exception stack(0xc533ffa8 to 0xc533fff0) # [ 163.081185] ffa0: 0000001f 0000001f 00000001 b6dd6000 0000001f 00000001 # [ 163.089659] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dd6000 00020000 0043fe38 # [ 163.098127] ffe0: 00000004 befd87e8 b6e9c33b b6e15616 # [ 163.103544] irq event stamp: 0 # [ 163.106864] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 163.112648] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 163.120558] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 163.128350] softirqs last disabled at (0): [<00000000>] 0x0 # [ 163.134048] ---[ end trace 25c2598c361bb4f5 ]--- # [ 163.139024] 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>[ 164.040659] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 164.046508] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 164.052946] ------------[ cut here ]------------ <4>[ 164.058015] WARNING: CPU: 1 PID: 2837 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 164.066759] refcount_t: underflow; use-after-free. <4>[ 164.071731] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 164.110885] CPU: 1 PID: 2837 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 164.118831] Hardware name: STM32 (Device Tree Support) <4>[ 164.124245] Backtrace: <4>[ 164.126977] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 164.134829] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 164.140775] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 164.148379] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 164.155625] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58 <4>[ 164.163666] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 164.171435] r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c567e000 <4>[ 164.177382] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 164.186727] r9:c1ad2e3c r8:c15ec020 r7:c567ff60 r6:0000001f r5:c57a7000 r4:c567e000 <4>[ 164.194770] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 164.205513] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 164.217478] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 164.227690] r4:00000032 <4>[ 164.230493] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 164.238798] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 164.247007] r9:c567ff60 r8:c3aa9cc0 r7:0000001f r6:b6e93000 r5:c5071b40 r4:c0c592dc <4>[ 164.255048] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 164.263167] r9:c07e2978 r8:c567ff60 r7:c290d000 r6:b6e93000 r5:c5071b40 r4:00000000 <4>[ 164.271208] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 164.278631] r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c567e000 r5:c5071b40 <4>[ 164.286746] r4:c5071b40 <4>[ 164.289552] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 164.296976] r9:c567e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 164.305018] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 164.312869] Exception stack(0xc567ffa8 to 0xc567fff0) <4>[ 164.318205] ffa0: 0000001f 0000001f 00000001 b6e93000 0000001f 00000001 <4>[ 164.326678] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e93000 00020000 0042fe38 <4>[ 164.335147] ffe0: 00000004 bed987e8 b6f5933b b6ed2616 <4>[ 164.340574] irq event stamp: 0 <4>[ 164.343814] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 164.349766] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 164.357555] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 164.365271] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 164.371178] ---[ end trace 25c2598c361bb4f6 ]--- <6>[ 164.376011] lkdtm: Negative detected: saturated # [ 164.040659] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 164.046508] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 164.052946] ------------[ cut here ]------------ # [ 164.058015] WARNING: CPU: 1 PID: 2837 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 164.066759] refcount_t: underflow; use-after-free. # [ 164.071731] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 164.110885] CPU: 1 PID: 2837 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 164.118831] Hardware name: STM32 (Device Tree Support) # [ 164.124245] Backtrace: # [ 164.126977] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 164.134829] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 164.140775] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 164.148379] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 164.155625] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58 # [ 164.163666] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 164.171435] r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c567e000 # [ 164.177382] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 164.186727] r9:c1ad2e3c r8:c15ec020 r7:c567ff60 r6:0000001f r5:c57a7000 r4:c567e000 # [ 164.194770] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 164.205513] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 164.217478] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 164.227690] r4:00000032 # [ 164.230493] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 164.238798] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 164.247007] r9:c567ff60 r8:c3aa9cc0 r7:0000001f r6:b6e93000 r5:c5071b40 r4:c0c592dc # [ 164.255048] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 164.263167] r9:c07e2978 r8:c567ff60 r7:c290d000 r6:b6e93000 r5:c5071b40 r4:00000000 # [ 164.271208] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 164.278631] r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c567e000 r5:c5071b40 # [ 164.286746] r4:c5071b40 # [ 164.289552] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 164.296976] r9:c567e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 164.305018] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 164.312869] Exception stack(0xc567ffa8 to 0xc567fff0) # [ 164.318205] ffa0: 0000001f 0000001f 00000001 b6e93000 0000001f 00000001 # [ 164.326678] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e93000 00020000 0042fe38 # [ 164.335147] ffe0: 00000004 bed987e8 b6f5933b b6ed2616 # [ 164.340574] irq event stamp: 0 # [ 164.343814] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 164.349766] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 164.357555] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 164.365271] softirqs last disabled at (0): [<00000000>] 0x0 # [ 164.371178] ---[ end trace 25c2598c361bb4f6 ]--- # [ 164.376011] 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>[ 165.304998] lkdtm: Performing direct entry REFCOUNT_INC_ZERO <6>[ 165.309672] lkdtm: attempting safe refcount_inc_not_zero() from zero <6>[ 165.316304] lkdtm: Good: zero detected <6>[ 165.320170] lkdtm: Correctly stayed at zero <6>[ 165.324620] lkdtm: attempting bad refcount_inc() from zero <4>[ 165.330480] ------------[ cut here ]------------ <4>[ 165.335306] WARNING: CPU: 0 PID: 2870 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 165.344212] refcount_t: addition on 0; use-after-free. <4>[ 165.349592] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 165.388664] CPU: 0 PID: 2870 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 165.396608] Hardware name: STM32 (Device Tree Support) <4>[ 165.402022] Backtrace: <4>[ 165.404752] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 165.412600] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 165.418544] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 165.426143] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 165.433390] r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a26d58 <4>[ 165.441429] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 165.449199] r7:00000019 r6:c1a26d58 r5:c1a26d68 r4:c5398000 <4>[ 165.455146] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 165.464489] r9:c1ad2e5c r8:c15ec020 r7:c5399f60 r6:00000012 r5:00000000 r4:c5398000 <4>[ 165.472530] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 165.482488] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 165.492535] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 165.501614] r5:c5339000 r4:00000033 <4>[ 165.505463] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 165.513766] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 165.521972] r9:c5399f60 r8:c3aa9cc0 r7:00000012 r6:b6e0e000 r5:c570f280 r4:c0c592dc <4>[ 165.530015] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 165.538135] r9:c07e2978 r8:c5399f60 r7:c290d000 r6:b6e0e000 r5:c570f280 r4:00000000 <4>[ 165.546174] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 165.553598] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c5398000 r5:c570f280 <4>[ 165.561714] r4:c570f280 <4>[ 165.564520] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 165.571944] r9:c5398000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 165.579984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 165.587837] Exception stack(0xc5399fa8 to 0xc5399ff0) <4>[ 165.593171] 9fa0: 00000012 00000012 00000001 b6e0e000 00000012 00000001 <4>[ 165.601646] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e0e000 00020000 004cfe38 <4>[ 165.610114] 9fe0: 00000004 bef247e8 b6ed433b b6e4d616 <4>[ 165.615518] irq event stamp: 0 <4>[ 165.618844] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 165.624633] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 165.632516] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 165.640283] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 165.646135] ---[ end trace 25c2598c361bb4f7 ]--- <6>[ 165.650913] lkdtm: Zero detected: saturated # [ 165.304998] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 165.309672] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 165.316304] lkdtm: Good: zero detected # [ 165.320170] lkdtm: Correctly stayed at zero # [ 165.324620] lkdtm: attempting bad refcount_inc() from zero # [ 165.330480] ------------[ cut here ]------------ # [ 165.335306] WARNING: CPU: 0 PID: 2870 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 165.344212] refcount_t: addition on 0; use-after-free. # [ 165.349592] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 165.388664] CPU: 0 PID: 2870 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 165.396608] Hardware name: STM32 (Device Tree Support) # [ 165.402022] Backtrace: # [ 165.404752] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 165.412600] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 165.418544] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 165.426143] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 165.433390] r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a26d58 # [ 165.441429] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 165.449199] r7:00000019 r6:c1a26d58 r5:c1a26d68 r4:c5398000 # [ 165.455146] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 165.464489] r9:c1ad2e5c r8:c15ec020 r7:c5399f60 r6:00000012 r5:00000000 r4:c5398000 # [ 165.472530] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 165.482488] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 165.492535] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 165.501614] r5:c5339000 r4:00000033 # [ 165.505463] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 165.513766] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 165.521972] r9:c5399f60 r8:c3aa9cc0 r7:00000012 r6:b6e0e000 r5:c570f280 r4:c0c592dc # [ 165.530015] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 165.538135] r9:c07e2978 r8:c5399f60 r7:c290d000 r6:b6e0e000 r5:c570f280 r4:00000000 # [ 165.546174] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 165.553598] r10:00000004 r9:00000000 r8:00000000 r7:b6e0e000 r6:c5398000 r5:c570f280 # [ 165.561714] r4:c570f280 # [ 165.564520] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 165.571944] r9:c5398000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 165.579984] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 165.587837] Exception stack(0xc5399fa8 to 0xc5399ff0) # [ 165.593171] 9fa0: 00000012 00000012 00000001 b6e0e000 00000012 00000001 # [ 165.601646] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e0e000 00020000 004cfe38 # [ 165.610114] 9fe0: 00000004 bef247e8 b6ed433b b6e4d616 # [ 165.615518] irq event stamp: 0 # [ 165.618844] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 165.624633] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 165.632516] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 165.640283] softirqs last disabled at (0): [<00000000>] 0x0 # [ 165.646135] ---[ end trace 25c2598c361bb4f7 ]--- # [ 165.650913] 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>[ 166.588851] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO <6>[ 166.593369] lkdtm: attempting safe refcount_add_not_zero() from zero <6>[ 166.600237] lkdtm: Good: zero detected <6>[ 166.604015] lkdtm: Correctly stayed at zero <6>[ 166.608587] lkdtm: attempting bad refcount_add() from zero <4>[ 166.614239] ------------[ cut here ]------------ <4>[ 166.619229] WARNING: CPU: 1 PID: 2905 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 166.628028] refcount_t: addition on 0; use-after-free. <4>[ 166.633367] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 166.672502] CPU: 1 PID: 2905 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 166.680442] Hardware name: STM32 (Device Tree Support) <4>[ 166.685854] Backtrace: <4>[ 166.688584] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 166.696432] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 166.702374] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 166.709972] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 166.717218] r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a26d58 <4>[ 166.725256] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 166.733025] r7:00000019 r6:c1a26d58 r5:c1a26d68 r4:c5698000 <4>[ 166.738972] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 166.748315] r9:c1ad2e70 r8:c15ec020 r7:c5699f60 r6:00000012 r5:00000000 r4:c5698000 <4>[ 166.756357] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 166.766316] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 166.776361] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 166.785439] r5:c57a8000 r4:00000034 <4>[ 166.789289] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 166.797590] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 166.805795] r9:c5699f60 r8:c3aa9cc0 r7:00000012 r6:b6e44000 r5:c5312c80 r4:c0c592dc <4>[ 166.813836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 166.821955] r9:c07e2978 r8:c5699f60 r7:c290d000 r6:b6e44000 r5:c5312c80 r4:00000000 <4>[ 166.829994] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 166.837417] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c5698000 r5:c5312c80 <4>[ 166.845532] r4:c5312c80 <4>[ 166.848338] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 166.855761] r9:c5698000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 166.863800] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 166.871653] Exception stack(0xc5699fa8 to 0xc5699ff0) <4>[ 166.876989] 9fa0: 00000012 00000012 00000001 b6e44000 00000012 00000001 <4>[ 166.885462] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e44000 00020000 004bfe38 <4>[ 166.893931] 9fe0: 00000004 be82e7e8 b6f0a33b b6e83616 <4>[ 166.899360] irq event stamp: 0 <4>[ 166.902591] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 166.908584] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 166.916325] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 166.923985] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 166.929923] ---[ end trace 25c2598c361bb4f8 ]--- <6>[ 166.934724] lkdtm: Zero detected: saturated # [ 166.588851] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 166.593369] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 166.600237] lkdtm: Good: zero detected # [ 166.604015] lkdtm: Correctly stayed at zero # [ 166.608587] lkdtm: attempting bad refcount_add() from zero # [ 166.614239] ------------[ cut here ]------------ # [ 166.619229] WARNING: CPU: 1 PID: 2905 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 166.628028] refcount_t: addition on 0; use-after-free. # [ 166.633367] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 166.672502] CPU: 1 PID: 2905 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 166.680442] Hardware name: STM32 (Device Tree Support) # [ 166.685854] Backtrace: # [ 166.688584] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 166.696432] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 166.702374] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 166.709972] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 166.717218] r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a26d58 # [ 166.725256] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 166.733025] r7:00000019 r6:c1a26d58 r5:c1a26d68 r4:c5698000 # [ 166.738972] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 166.748315] r9:c1ad2e70 r8:c15ec020 r7:c5699f60 r6:00000012 r5:00000000 r4:c5698000 # [ 166.756357] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 166.766316] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 166.776361] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 166.785439] r5:c57a8000 r4:00000034 # [ 166.789289] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 166.797590] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 166.805795] r9:c5699f60 r8:c3aa9cc0 r7:00000012 r6:b6e44000 r5:c5312c80 r4:c0c592dc # [ 166.813836] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 166.821955] r9:c07e2978 r8:c5699f60 r7:c290d000 r6:b6e44000 r5:c5312c80 r4:00000000 # [ 166.829994] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 166.837417] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c5698000 r5:c5312c80 # [ 166.845532] r4:c5312c80 # [ 166.848338] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 166.855761] r9:c5698000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 166.863800] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 166.871653] Exception stack(0xc5699fa8 to 0xc5699ff0) # [ 166.876989] 9fa0: 00000012 00000012 00000001 b6e44000 00000012 00000001 # [ 166.885462] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e44000 00020000 004bfe38 # [ 166.893931] 9fe0: 00000004 be82e7e8 b6f0a33b b6e83616 # [ 166.899360] irq event stamp: 0 # [ 166.902591] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 166.908584] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 166.916325] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 166.923985] softirqs last disabled at (0): [<00000000>] 0x0 # [ 166.929923] ---[ end trace 25c2598c361bb4f8 ]--- # [ 166.934724] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL] not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh <6>[ 170.857355] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 170.862310] lkdtm: attempting bad refcount_inc() from saturated <4>[ 170.868655] ------------[ cut here ]------------ <4>[ 170.873460] WARNING: CPU: 0 PID: 2943 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 170.882190] refcount_t: saturated; leaking memory. <4>[ 170.887236] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 170.926315] CPU: 0 PID: 2943 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 170.934280] Hardware name: STM32 (Device Tree Support) <4>[ 170.939695] Backtrace: <4>[ 170.942424] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 170.950275] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 170.956220] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 170.963821] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 170.971069] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58 <4>[ 170.979108] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 170.986876] r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c55f8000 <4>[ 170.992822] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 171.002080] r9:c1ad2e84 r8:c15ec020 r7:c55f9f60 r6:00000017 r5:c5339000 r4:c55f8000 <4>[ 171.010120] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 171.020077] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 171.030556] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 171.040067] r4:00000035 <4>[ 171.042871] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 171.051174] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 171.059381] r9:c55f9f60 r8:c3aa9cc0 r7:00000017 r6:b6e68000 r5:c5312c80 r4:c0c592dc <4>[ 171.067422] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 171.075541] r9:c07e2978 r8:c55f9f60 r7:c290d000 r6:b6e68000 r5:c5312c80 r4:00000000 <4>[ 171.083579] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 171.091002] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c55f8000 r5:c5312c80 <4>[ 171.099118] r4:c5312c80 <4>[ 171.101924] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 171.109347] r9:c55f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 171.117386] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 171.125238] Exception stack(0xc55f9fa8 to 0xc55f9ff0) <4>[ 171.130574] 9fa0: 00000017 00000017 00000001 b6e68000 00000017 00000001 <4>[ 171.139047] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e68000 00020000 004dfe38 <4>[ 171.147515] 9fe0: 00000004 bedf77e8 b6f2e33b b6ea7616 <4>[ 171.152888] irq event stamp: 0 <4>[ 171.156203] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 171.162024] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 171.169834] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 171.177603] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 171.183416] ---[ end trace 25c2598c361bb4f9 ]--- <6>[ 171.188341] lkdtm: Saturation detected: still saturated # [ 170.857355] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 170.862310] lkdtm: attempting bad refcount_inc() from saturated # [ 170.868655] ------------[ cut here ]------------ # [ 170.873460] WARNING: CPU: 0 PID: 2943 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 170.882190] refcount_t: saturated; leaking memory. # [ 170.887236] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 170.926315] CPU: 0 PID: 2943 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 170.934280] Hardware name: STM32 (Device Tree Support) # [ 170.939695] Backtrace: # [ 170.942424] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 170.950275] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 170.956220] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 170.963821] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 170.971069] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58 # [ 170.979108] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 170.986876] r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c55f8000 # [ 170.992822] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 171.002080] r9:c1ad2e84 r8:c15ec020 r7:c55f9f60 r6:00000017 r5:c5339000 r4:c55f8000 # [ 171.010120] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 171.020077] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 171.030556] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 171.040067] r4:00000035 # [ 171.042871] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 171.051174] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 171.059381] r9:c55f9f60 r8:c3aa9cc0 r7:00000017 r6:b6e68000 r5:c5312c80 r4:c0c592dc # [ 171.067422] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 171.075541] r9:c07e2978 r8:c55f9f60 r7:c290d000 r6:b6e68000 r5:c5312c80 r4:00000000 # [ 171.083579] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 171.091002] r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c55f8000 r5:c5312c80 # [ 171.099118] r4:c5312c80 # [ 171.101924] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 171.109347] r9:c55f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 171.117386] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 171.125238] Exception stack(0xc55f9fa8 to 0xc55f9ff0) # [ 171.130574] 9fa0: 00000017 00000017 00000001 b6e68000 00000017 00000001 # [ 171.139047] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e68000 00020000 004dfe38 # [ 171.147515] 9fe0: 00000004 bedf77e8 b6f2e33b b6ea7616 # [ 171.152888] irq event stamp: 0 # [ 171.156203] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 171.162024] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 171.169834] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 171.177603] softirqs last disabled at (0): [<00000000>] 0x0 # [ 171.183416] ---[ end trace 25c2598c361bb4f9 ]--- # [ 171.188341] 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>[ 172.149098] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 172.154054] lkdtm: attempting bad refcount_dec() from saturated <4>[ 172.160412] ------------[ cut here ]------------ <4>[ 172.165165] WARNING: CPU: 0 PID: 2979 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 172.173978] refcount_t: decrement hit 0; leaking memory. <4>[ 172.179528] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 172.218593] CPU: 0 PID: 2979 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 172.226553] Hardware name: STM32 (Device Tree Support) <4>[ 172.231964] Backtrace: <4>[ 172.234697] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 172.242543] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 172.248488] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 172.256087] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 172.263333] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58 <4>[ 172.271374] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 172.279141] r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c5748000 <4>[ 172.285088] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 172.294344] r9:c1ad2e9c r8:c15ec020 r7:c5749f60 r6:00000017 r5:c532a000 r4:c5748000 <4>[ 172.302382] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 172.312340] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 172.322825] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 172.332334] r4:00000036 <4>[ 172.335138] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 172.343442] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 172.351649] r9:c5749f60 r8:c3aa9cc0 r7:00000017 r6:b6e7b000 r5:c530ea00 r4:c0c592dc <4>[ 172.359690] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 172.367810] r9:c07e2978 r8:c5749f60 r7:c290d000 r6:b6e7b000 r5:c530ea00 r4:00000000 <4>[ 172.375849] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 172.383271] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c5748000 r5:c530ea00 <4>[ 172.391384] r4:c530ea00 <4>[ 172.394190] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 172.401615] r9:c5748000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 172.409655] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 172.417506] Exception stack(0xc5749fa8 to 0xc5749ff0) <4>[ 172.422841] 9fa0: 00000017 00000017 00000001 b6e7b000 00000017 00000001 <4>[ 172.431315] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e7b000 00020000 004efe38 <4>[ 172.439782] 9fe0: 00000004 bee627e8 b6f4133b b6eba616 <4>[ 172.445196] irq event stamp: 0 <4>[ 172.448508] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 172.454301] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 172.462182] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 172.469989] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 172.475693] ---[ end trace 25c2598c361bb4fa ]--- <6>[ 172.480627] lkdtm: Saturation detected: still saturated # [ 172.149098] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 172.154054] lkdtm: attempting bad refcount_dec() from saturated # [ 172.160412] ------------[ cut here ]------------ # [ 172.165165] WARNING: CPU: 0 PID: 2979 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 172.173978] refcount_t: decrement hit 0; leaking memory. # [ 172.179528] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 172.218593] CPU: 0 PID: 2979 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 172.226553] Hardware name: STM32 (Device Tree Support) # [ 172.231964] Backtrace: # [ 172.234697] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 172.242543] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 172.248488] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 172.256087] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 172.263333] r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58 # [ 172.271374] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 172.279141] r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c5748000 # [ 172.285088] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 172.294344] r9:c1ad2e9c r8:c15ec020 r7:c5749f60 r6:00000017 r5:c532a000 r4:c5748000 # [ 172.302382] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 172.312340] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 172.322825] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 172.332334] r4:00000036 # [ 172.335138] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 172.343442] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 172.351649] r9:c5749f60 r8:c3aa9cc0 r7:00000017 r6:b6e7b000 r5:c530ea00 r4:c0c592dc # [ 172.359690] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 172.367810] r9:c07e2978 r8:c5749f60 r7:c290d000 r6:b6e7b000 r5:c530ea00 r4:00000000 # [ 172.375849] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 172.383271] r10:00000004 r9:00000000 r8:00000000 r7:b6e7b000 r6:c5748000 r5:c530ea00 # [ 172.391384] r4:c530ea00 # [ 172.394190] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 172.401615] r9:c5748000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 172.409655] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 172.417506] Exception stack(0xc5749fa8 to 0xc5749ff0) # [ 172.422841] 9fa0: 00000017 00000017 00000001 b6e7b000 00000017 00000001 # [ 172.431315] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e7b000 00020000 004efe38 # [ 172.439782] 9fe0: 00000004 bee627e8 b6f4133b b6eba616 # [ 172.445196] irq event stamp: 0 # [ 172.448508] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 172.454301] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 172.462182] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 172.469989] softirqs last disabled at (0): [<00000000>] 0x0 # [ 172.475693] ---[ end trace 25c2598c361bb4fa ]--- # [ 172.480627] 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>[ 180.298986] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 180.303938] lkdtm: attempting bad refcount_dec() from saturated <4>[ 180.310280] ------------[ cut here ]------------ <4>[ 180.315088] WARNING: CPU: 1 PID: 3015 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 180.323856] refcount_t: saturated; leaking memory. <4>[ 180.328885] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 180.367942] CPU: 1 PID: 3015 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 180.375901] Hardware name: STM32 (Device Tree Support) <4>[ 180.381313] Backtrace: <4>[ 180.384044] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 180.391889] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 180.397833] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 180.405431] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 180.412676] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58 <4>[ 180.420713] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 180.428480] r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c5698000 <4>[ 180.434426] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 180.443680] r9:c1ad2eb4 r8:c15ec020 r7:c5699f60 r6:00000017 r5:c57a9000 r4:c5698000 <4>[ 180.451722] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 180.461676] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 180.472153] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 180.481664] r4:00000037 <4>[ 180.484468] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 180.492771] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 180.500977] r9:c5699f60 r8:c3aa9cc0 r7:00000017 r6:b6e45000 r5:c57ad640 r4:c0c592dc <4>[ 180.509019] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 180.517138] r9:c07e2978 r8:c5699f60 r7:c290d000 r6:b6e45000 r5:c57ad640 r4:00000000 <4>[ 180.525175] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 180.532601] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c5698000 r5:c57ad640 <4>[ 180.540712] r4:c57ad640 <4>[ 180.543520] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 180.550943] r9:c5698000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 180.558982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 180.566832] Exception stack(0xc5699fa8 to 0xc5699ff0) <4>[ 180.572168] 9fa0: 00000017 00000017 00000001 b6e45000 00000017 00000001 <4>[ 180.580641] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e45000 00020000 004afe38 <4>[ 180.589108] 9fe0: 00000004 bee197e8 b6f0b33b b6e84616 <4>[ 180.594518] irq event stamp: 0 <4>[ 180.597828] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 180.603623] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 180.611506] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 180.619251] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 180.625014] ---[ end trace 25c2598c361bb4fb ]--- <6>[ 180.629990] lkdtm: Saturation detected: still saturated # [ 180.298986] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 180.303938] lkdtm: attempting bad refcount_dec() from saturated # [ 180.310280] ------------[ cut here ]------------ # [ 180.315088] WARNING: CPU: 1 PID: 3015 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 180.323856] refcount_t: saturated; leaking memory. # [ 180.328885] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 180.367942] CPU: 1 PID: 3015 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 180.375901] Hardware name: STM32 (Device Tree Support) # [ 180.381313] Backtrace: # [ 180.384044] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 180.391889] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 180.397833] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 180.405431] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 180.412676] r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58 # [ 180.420713] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 180.428480] r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c5698000 # [ 180.434426] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 180.443680] r9:c1ad2eb4 r8:c15ec020 r7:c5699f60 r6:00000017 r5:c57a9000 r4:c5698000 # [ 180.451722] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 180.461676] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 180.472153] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 180.481664] r4:00000037 # [ 180.484468] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 180.492771] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 180.500977] r9:c5699f60 r8:c3aa9cc0 r7:00000017 r6:b6e45000 r5:c57ad640 r4:c0c592dc # [ 180.509019] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 180.517138] r9:c07e2978 r8:c5699f60 r7:c290d000 r6:b6e45000 r5:c57ad640 r4:00000000 # [ 180.525175] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 180.532601] r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c5698000 r5:c57ad640 # [ 180.540712] r4:c57ad640 # [ 180.543520] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 180.550943] r9:c5698000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 180.558982] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 180.566832] Exception stack(0xc5699fa8 to 0xc5699ff0) # [ 180.572168] 9fa0: 00000017 00000017 00000001 b6e45000 00000017 00000001 # [ 180.580641] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e45000 00020000 004afe38 # [ 180.589108] 9fe0: 00000004 bee197e8 b6f0b33b b6e84616 # [ 180.594518] irq event stamp: 0 # [ 180.597828] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 180.603623] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 180.611506] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 180.619251] softirqs last disabled at (0): [<00000000>] 0x0 # [ 180.625014] ---[ end trace 25c2598c361bb4fb ]--- # [ 180.629990] 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>[ 188.881766] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <6>[ 188.887659] lkdtm: attempting bad refcount_inc_not_zero() from saturated <4>[ 188.894490] ------------[ cut here ]------------ <4>[ 188.899508] WARNING: CPU: 0 PID: 3048 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 188.908194] refcount_t: saturated; leaking memory. <4>[ 188.913184] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 188.952310] CPU: 0 PID: 3048 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 188.960271] Hardware name: STM32 (Device Tree Support) <4>[ 188.965690] Backtrace: <4>[ 188.968421] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 188.976269] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 188.982215] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 188.989817] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 188.997066] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58 <4>[ 189.005106] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 189.012875] r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c52a0000 <4>[ 189.018823] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 189.028080] r9:c1ad2ecc r8:c15ec020 r7:c52a1f60 r6:00000020 r5:c533a000 r4:c0000000 <4>[ 189.036120] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 189.046865] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 189.058912] r5:c533a000 r4:c52a0000 <4>[ 189.062766] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 189.073064] r4:00000038 <4>[ 189.075868] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 189.084171] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 189.092380] r9:c52a1f60 r8:c3aa9cc0 r7:00000020 r6:b6e4c000 r5:c57ad3c0 r4:c0c592dc <4>[ 189.100421] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 189.108538] r9:c07e2978 r8:c52a1f60 r7:c290d000 r6:b6e4c000 r5:c57ad3c0 r4:00000000 <4>[ 189.116576] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 189.123997] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c52a0000 r5:c57ad3c0 <4>[ 189.132110] r4:c57ad3c0 <4>[ 189.134916] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 189.142340] r9:c52a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 189.150378] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 189.158229] Exception stack(0xc52a1fa8 to 0xc52a1ff0) <4>[ 189.163564] 1fa0: 00000020 00000020 00000001 b6e4c000 00000020 00000001 <4>[ 189.172037] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e4c000 00020000 004cfe38 <4>[ 189.180505] 1fe0: 00000004 bee7d7e8 b6f1233b b6e8b616 <4>[ 189.185883] irq event stamp: 0 <4>[ 189.189195] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 189.195013] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 189.202826] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 189.210594] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 189.216441] ---[ end trace 25c2598c361bb4fc ]--- <6>[ 189.221298] lkdtm: Saturation detected: still saturated # [ 188.881766] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 188.887659] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 188.894490] ------------[ cut here ]------------ # [ 188.899508] WARNING: CPU: 0 PID: 3048 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 188.908194] refcount_t: saturated; leaking memory. # [ 188.913184] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 188.952310] CPU: 0 PID: 3048 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 188.960271] Hardware name: STM32 (Device Tree Support) # [ 188.965690] Backtrace: # [ 188.968421] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 188.976269] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 188.982215] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 188.989817] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 188.997066] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58 # [ 189.005106] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 189.012875] r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c52a0000 # [ 189.018823] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 189.028080] r9:c1ad2ecc r8:c15ec020 r7:c52a1f60 r6:00000020 r5:c533a000 r4:c0000000 # [ 189.036120] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 189.046865] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 189.058912] r5:c533a000 r4:c52a0000 # [ 189.062766] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 189.073064] r4:00000038 # [ 189.075868] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 189.084171] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 189.092380] r9:c52a1f60 r8:c3aa9cc0 r7:00000020 r6:b6e4c000 r5:c57ad3c0 r4:c0c592dc # [ 189.100421] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 189.108538] r9:c07e2978 r8:c52a1f60 r7:c290d000 r6:b6e4c000 r5:c57ad3c0 r4:00000000 # [ 189.116576] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 189.123997] r10:00000004 r9:00000000 r8:00000000 r7:b6e4c000 r6:c52a0000 r5:c57ad3c0 # [ 189.132110] r4:c57ad3c0 # [ 189.134916] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 189.142340] r9:c52a0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 189.150378] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 189.158229] Exception stack(0xc52a1fa8 to 0xc52a1ff0) # [ 189.163564] 1fa0: 00000020 00000020 00000001 b6e4c000 00000020 00000001 # [ 189.172037] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e4c000 00020000 004cfe38 # [ 189.180505] 1fe0: 00000004 bee7d7e8 b6f1233b b6e8b616 # [ 189.185883] irq event stamp: 0 # [ 189.189195] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 189.195013] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 189.202826] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 189.210594] softirqs last disabled at (0): [<00000000>] 0x0 # [ 189.216441] ---[ end trace 25c2598c361bb4fc ]--- # [ 189.221298] 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>[ 190.178951] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 190.184693] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 190.191895] ------------[ cut here ]------------ <4>[ 190.196704] WARNING: CPU: 0 PID: 3083 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 190.205301] refcount_t: saturated; leaking memory. <4>[ 190.210452] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 190.249504] CPU: 0 PID: 3083 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 190.257439] Hardware name: STM32 (Device Tree Support) <4>[ 190.262853] Backtrace: <4>[ 190.265584] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 190.273430] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 190.279373] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 190.286972] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 190.294218] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58 <4>[ 190.302256] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 190.310024] r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c53b2000 <4>[ 190.315969] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 190.325223] r9:c1ad2eec r8:c15ec020 r7:c53b3f60 r6:00000020 r5:c5329000 r4:c0000000 <4>[ 190.333261] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 190.344004] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 190.356045] r5:c5329000 r4:c53b2000 <4>[ 190.359900] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 190.370192] r4:00000039 <4>[ 190.372995] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 190.381296] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 190.389501] r9:c53b3f60 r8:c3aa9cc0 r7:00000020 r6:b6def000 r5:c57addc0 r4:c0c592dc <4>[ 190.397540] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 190.405659] r9:c07e2978 r8:c53b3f60 r7:c290d000 r6:b6def000 r5:c57addc0 r4:00000000 <4>[ 190.413697] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 190.421118] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c53b2000 r5:c57addc0 <4>[ 190.429232] r4:c57addc0 <4>[ 190.432038] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 190.439461] r9:c53b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 190.447500] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 190.455351] Exception stack(0xc53b3fa8 to 0xc53b3ff0) <4>[ 190.460687] 3fa0: 00000020 00000020 00000001 b6def000 00000020 00000001 <4>[ 190.469158] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6def000 00020000 0046fe38 <4>[ 190.477625] 3fe0: 00000004 bee077e8 b6eb533b b6e2e616 <4>[ 190.483061] irq event stamp: 0 <4>[ 190.486346] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 190.492140] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 190.500045] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 190.507836] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 190.513533] ---[ end trace 25c2598c361bb4fd ]--- <6>[ 190.518491] lkdtm: Saturation detected: still saturated # [ 190.178951] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 190.184693] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 190.191895] ------------[ cut here ]------------ # [ 190.196704] WARNING: CPU: 0 PID: 3083 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 190.205301] refcount_t: saturated; leaking memory. # [ 190.210452] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 190.249504] CPU: 0 PID: 3083 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 190.257439] Hardware name: STM32 (Device Tree Support) # [ 190.262853] Backtrace: # [ 190.265584] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 190.273430] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 190.279373] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 190.286972] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 190.294218] r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58 # [ 190.302256] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 190.310024] r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c53b2000 # [ 190.315969] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 190.325223] r9:c1ad2eec r8:c15ec020 r7:c53b3f60 r6:00000020 r5:c5329000 r4:c0000000 # [ 190.333261] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 190.344004] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 190.356045] r5:c5329000 r4:c53b2000 # [ 190.359900] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 190.370192] r4:00000039 # [ 190.372995] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 190.381296] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 190.389501] r9:c53b3f60 r8:c3aa9cc0 r7:00000020 r6:b6def000 r5:c57addc0 r4:c0c592dc # [ 190.397540] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 190.405659] r9:c07e2978 r8:c53b3f60 r7:c290d000 r6:b6def000 r5:c57addc0 r4:00000000 # [ 190.413697] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 190.421118] r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c53b2000 r5:c57addc0 # [ 190.429232] r4:c57addc0 # [ 190.432038] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 190.439461] r9:c53b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 190.447500] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 190.455351] Exception stack(0xc53b3fa8 to 0xc53b3ff0) # [ 190.460687] 3fa0: 00000020 00000020 00000001 b6def000 00000020 00000001 # [ 190.469158] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6def000 00020000 0046fe38 # [ 190.477625] 3fe0: 00000004 bee077e8 b6eb533b b6e2e616 # [ 190.483061] irq event stamp: 0 # [ 190.486346] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 190.492140] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 190.500045] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 190.507836] softirqs last disabled at (0): [<00000000>] 0x0 # [ 190.513533] ---[ end trace 25c2598c361bb4fd ]--- # [ 190.518491] 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>[ 193.513341] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 193.519209] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 193.526261] ------------[ cut here ]------------ <4>[ 193.530977] WARNING: CPU: 1 PID: 3121 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 193.539869] refcount_t: underflow; use-after-free. <4>[ 193.544840] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 193.583975] CPU: 1 PID: 3121 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 193.591916] Hardware name: STM32 (Device Tree Support) <4>[ 193.597329] Backtrace: <4>[ 193.600062] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 193.607907] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 193.613850] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 193.621452] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 193.628696] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58 <4>[ 193.636735] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 193.644503] r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c53b2000 <4>[ 193.650450] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 193.659793] r9:c1ad2f0c r8:c15ec020 r7:c53b3f60 r6:00000020 r5:c57a8000 r4:c53b2000 <4>[ 193.667836] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 193.678579] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 193.690632] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 193.700929] r4:0000003a <4>[ 193.703733] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 193.712035] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 193.720242] r9:c53b3f60 r8:c3aa9cc0 r7:00000020 r6:b6e44000 r5:c5318c80 r4:c0c592dc <4>[ 193.728285] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 193.736405] r9:c07e2978 r8:c53b3f60 r7:c290d000 r6:b6e44000 r5:c5318c80 r4:00000000 <4>[ 193.744446] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 193.751869] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c53b2000 r5:c5318c80 <4>[ 193.759985] r4:c5318c80 <4>[ 193.762792] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 193.770217] r9:c53b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 193.778256] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 193.786107] Exception stack(0xc53b3fa8 to 0xc53b3ff0) <4>[ 193.791442] 3fa0: 00000020 00000020 00000001 b6e44000 00000020 00000001 <4>[ 193.799917] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e44000 00020000 0042fe38 <4>[ 193.808385] 3fe0: 00000004 befd47e8 b6f0a33b b6e83616 <4>[ 193.813796] irq event stamp: 0 <4>[ 193.817123] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 193.822905] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 193.830804] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 193.838603] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 193.844295] ---[ end trace 25c2598c361bb4fe ]--- <6>[ 193.849258] lkdtm: Saturation detected: still saturated # [ 193.513341] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 193.519209] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 193.526261] ------------[ cut here ]------------ # [ 193.530977] WARNING: CPU: 1 PID: 3121 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 193.539869] refcount_t: underflow; use-after-free. # [ 193.544840] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 193.583975] CPU: 1 PID: 3121 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 193.591916] Hardware name: STM32 (Device Tree Support) # [ 193.597329] Backtrace: # [ 193.600062] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 193.607907] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 193.613850] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 193.621452] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 193.628696] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58 # [ 193.636735] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 193.644503] r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c53b2000 # [ 193.650450] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 193.659793] r9:c1ad2f0c r8:c15ec020 r7:c53b3f60 r6:00000020 r5:c57a8000 r4:c53b2000 # [ 193.667836] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 193.678579] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 193.690632] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 193.700929] r4:0000003a # [ 193.703733] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 193.712035] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 193.720242] r9:c53b3f60 r8:c3aa9cc0 r7:00000020 r6:b6e44000 r5:c5318c80 r4:c0c592dc # [ 193.728285] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 193.736405] r9:c07e2978 r8:c53b3f60 r7:c290d000 r6:b6e44000 r5:c5318c80 r4:00000000 # [ 193.744446] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 193.751869] r10:00000004 r9:00000000 r8:00000000 r7:b6e44000 r6:c53b2000 r5:c5318c80 # [ 193.759985] r4:c5318c80 # [ 193.762792] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 193.770217] r9:c53b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 193.778256] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 193.786107] Exception stack(0xc53b3fa8 to 0xc53b3ff0) # [ 193.791442] 3fa0: 00000020 00000020 00000001 b6e44000 00000020 00000001 # [ 193.799917] 3fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e44000 00020000 0042fe38 # [ 193.808385] 3fe0: 00000004 befd47e8 b6f0a33b b6e83616 # [ 193.813796] irq event stamp: 0 # [ 193.817123] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 193.822905] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 193.830804] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 193.838603] softirqs last disabled at (0): [<00000000>] 0x0 # [ 193.844295] ---[ end trace 25c2598c361bb4fe ]--- # [ 193.849258] 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>[ 195.980301] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 195.986221] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 195.993024] ------------[ cut here ]------------ <4>[ 195.998144] WARNING: CPU: 1 PID: 3157 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 196.006839] refcount_t: underflow; use-after-free. <4>[ 196.011806] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes <4>[ 196.050936] CPU: 1 PID: 3157 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 196.058881] Hardware name: STM32 (Device Tree Support) <4>[ 196.064293] Backtrace: <4>[ 196.067025] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 196.074873] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 196.080816] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 196.088417] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 196.095663] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58 <4>[ 196.103702] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 196.111473] r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c5184000 <4>[ 196.117419] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 196.126761] r9:c1ad2f2c r8:c15ec020 r7:c5185f60 r6:00000020 r5:c57a8000 r4:c5184000 <4>[ 196.134802] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 196.145545] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 196.157599] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 196.167895] r4:0000003b <4>[ 196.170700] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 196.179004] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 196.187210] r9:c5185f60 r8:c3aa9cc0 r7:00000020 r6:b6dd4000 r5:c5304140 r4:c0c592dc <4>[ 196.195252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 196.203372] r9:c07e2978 r8:c5185f60 r7:c290d000 r6:b6dd4000 r5:c5304140 r4:00000000 <4>[ 196.211410] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 196.218832] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5184000 r5:c5304140 <4>[ 196.226945] r4:c5304140 <4>[ 196.229752] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 196.237175] r9:c5184000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 196.245212] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 196.253064] Exception stack(0xc5185fa8 to 0xc5185ff0) <4>[ 196.258399] 5fa0: 00000020 00000020 00000001 b6dd4000 00000020 00000001 <4>[ 196.266873] 5fc0: 00000020 00000020 7ff00000 00000004 00000001 b6dd4000 00020000 0043fe38 <4>[ 196.275341] 5fe0: 00000004 bef617e8 b6e9a33b b6e13616 <4>[ 196.280765] irq event stamp: 0 <4>[ 196.284005] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 196.289962] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 196.297749] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 196.305409] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 196.311374] ---[ end trace 25c2598c361bb4ff ]--- <6>[ 196.316193] lkdtm: Saturation detected: still saturated # [ 195.980301] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 195.986221] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 195.993024] ------------[ cut here ]------------ # [ 195.998144] WARNING: CPU: 1 PID: 3157 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 196.006839] refcount_t: underflow; use-after-free. # [ 196.011806] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger brcmfmac 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 adv7511 snd soundcore sha256_generic sha256_arm stm_drm etnaviv gpu_sched hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core ecdh_generic ecc snd_soc_stm32_sai libaes # [ 196.050936] CPU: 1 PID: 3157 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 196.058881] Hardware name: STM32 (Device Tree Support) # [ 196.064293] Backtrace: # [ 196.067025] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 196.074873] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 196.080816] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 196.088417] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 196.095663] r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58 # [ 196.103702] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 196.111473] r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c5184000 # [ 196.117419] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 196.126761] r9:c1ad2f2c r8:c15ec020 r7:c5185f60 r6:00000020 r5:c57a8000 r4:c5184000 # [ 196.134802] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 196.145545] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 196.157599] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 196.167895] r4:0000003b # [ 196.170700] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 196.179004] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 196.187210] r9:c5185f60 r8:c3aa9cc0 r7:00000020 r6:b6dd4000 r5:c5304140 r4:c0c592dc # [ 196.195252] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 196.203372] r9:c07e2978 r8:c5185f60 r7:c290d000 r6:b6dd4000 r5:c5304140 r4:00000000 # [ 196.211410] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 196.218832] r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5184000 r5:c5304140 # [ 196.226945] r4:c5304140 # [ 196.229752] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 196.237175] r9:c5184000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 196.245212] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 196.253064] Exception stack(0xc5185fa8 to 0xc5185ff0) # [ 196.258399] 5fa0: 00000020 00000020 00000001 b6dd4000 00000020 00000001 # [ 196.266873] 5fc0: 00000020 00000020 7ff00000 00000004 00000001 b6dd4000 00020000 0043fe38 # [ 196.275341] 5fe0: 00000004 bef617e8 b6e9a33b b6e13616 # [ 196.280765] irq event stamp: 0 # [ 196.284005] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 196.289962] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 196.297749] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 196.305409] softirqs last disabled at (0): [<00000000>] 0x0 # [ 196.311374] ---[ end trace 25c2598c361bb4ff ]--- # [ 196.316193] 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>[ 199.412571] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 199.417629] lkdtm: attempting good copy_to_user of correct size <6>[ 199.423687] lkdtm: attempting bad copy_to_user of too large size # [ 199.412571] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 199.417629] lkdtm: attempting good copy_to_user of correct size # [ 199.423687] 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>[ 200.451845] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 200.457055] lkdtm: attempting good copy_from_user of correct size <6>[ 200.463355] lkdtm: attempting bad copy_from_user of too large size # [ 200.451845] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 200.457055] lkdtm: attempting good copy_from_user of correct size # [ 200.463355] 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>[ 201.277096] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 201.282445] lkdtm: attempting good copy_to_user inside whitelist <6>[ 201.288977] lkdtm: attempting bad copy_to_user outside whitelist # [ 201.277096] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 201.282445] lkdtm: attempting good copy_to_user inside whitelist # [ 201.288977] 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>[ 202.118720] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 202.124220] lkdtm: attempting good copy_from_user inside whitelist <6>[ 202.130894] lkdtm: attempting bad copy_from_user outside whitelist # [ 202.118720] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 202.124220] lkdtm: attempting good copy_from_user inside whitelist # [ 202.130894] 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>[ 202.973700] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 202.978881] lkdtm: good_stack: c5033e0c-c5033e2c <6>[ 202.983628] lkdtm: bad_stack : c5033d84-c5033da4 <6>[ 202.988687] lkdtm: attempting good copy_to_user of local stack <6>[ 202.994690] lkdtm: attempting bad copy_to_user of distant stack # [ 202.973700] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 202.978881] lkdtm: good_stack: c5033e0c-c5033e2c # [ 202.983628] lkdtm: bad_stack : c5033d84-c5033da4 # [ 202.988687] lkdtm: attempting good copy_to_user of local stack # [ 202.994690] 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>[ 203.818640] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 203.823865] lkdtm: good_stack: c5365e0c-c5365e2c <6>[ 203.828966] lkdtm: bad_stack : c5365d84-c5365da4 <6>[ 203.833659] lkdtm: attempting good copy_from_user of local stack <6>[ 203.840094] lkdtm: attempting bad copy_from_user of distant stack # [ 203.818640] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 203.823865] lkdtm: good_stack: c5365e0c-c5365e2c # [ 203.828966] lkdtm: bad_stack : c5365d84-c5365da4 # [ 203.833659] lkdtm: attempting good copy_from_user of local stack # [ 203.840094] 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>[ 204.647285] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 204.652157] lkdtm: good_stack: c5033e0c-c5033e2c <6>[ 204.657266] lkdtm: bad_stack : c5033ffc-c503401c <6>[ 204.661948] lkdtm: attempting good copy_to_user of local stack <6>[ 204.668237] lkdtm: attempting bad copy_to_user of distant stack # [ 204.647285] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 204.652157] lkdtm: good_stack: c5033e0c-c5033e2c # [ 204.657266] lkdtm: bad_stack : c5033ffc-c503401c # [ 204.661948] lkdtm: attempting good copy_to_user of local stack # [ 204.668237] 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>[ 205.523370] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 205.527866] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc <6>[ 205.535092] lkdtm: attempting bad copy_to_user from kernel text: c053e244 <3>[ 205.542330] lkdtm: FAIL: survived bad copy_to_user() # [ 205.523370] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 205.527866] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc # [ 205.535092] lkdtm: attempting bad copy_to_user from kernel text: c053e244 # [ 205.542330] 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>[ 206.378046] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 206.382563] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 206.390049] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 206.397065] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 206.403270] CPU: 0 PID: 3533 Comm: cat Tainted: G D W 5.10.217-cip47 #1 <4>[ 206.411288] Hardware name: STM32 (Device Tree Support) <4>[ 206.416703] Backtrace: <4>[ 206.419436] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 206.427282] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 206.433224] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 206.440822] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 206.449641] r9:c1ad3034 r8:c15ec020 r7:c512bf60 r6:c512be34 r5:c512a000 r4:0000078d <4>[ 206.457682] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 206.466758] r8:c15ec020 r7:c512bf60 r6:00000012 r5:c531d000 r4:00000046 <4>[ 206.473749] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 206.482051] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 206.490256] r9:c512bf60 r8:c3aa9cc0 r7:00000012 r6:b6e0a000 r5:c51f2c80 r4:c0c592dc <4>[ 206.498296] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 206.506414] r9:c07e2978 r8:c512bf60 r7:c290d000 r6:b6e0a000 r5:c51f2c80 r4:00000000 <4>[ 206.514453] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 206.521876] r10:00000004 r9:00000000 r8:00000000 r7:b6e0a000 r6:c512a000 r5:c51f2c80 <4>[ 206.529989] r4:c51f2c80 <4>[ 206.532795] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 206.540219] r9:c512a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 206.548258] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 206.556108] Exception stack(0xc512bfa8 to 0xc512bff0) <4>[ 206.561443] bfa0: 00000012 00000012 00000001 b6e0a000 00000012 00000001 <4>[ 206.569916] bfc0: 00000012 00000012 7ff00000 00000004 00000001 b6e0a000 00020000 004efe38 <4>[ 206.578384] bfe0: 00000004 bec3c7e8 b6ed033b b6e49616 # [ 206.378046] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 206.382563] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 206.390049] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 206.397065] lkdtm: FAIL: the thread stack is NOT properly erased # [ 206.403270] CPU: 0 PID: 3533 Comm: cat Tainted: G D W 5.10.217-cip47 #1 # [ 206.411288] Hardware name: STM32 (Device Tree Support) # [ 206.416703] Backtrace: # [ 206.419436] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 206.427282] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 206.433224] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 206.440822] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 206.449641] r9:c1ad3034 r8:c15ec020 r7:c512bf60 r6:c512be34 r5:c512a000 r4:0000078d # [ 206.457682] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 206.466758] r8:c15ec020 r7:c512bf60 r6:00000012 r5:c531d000 r4:00000046 # [ 206.473749] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 206.482051] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 206.490256] r9:c512bf60 r8:c3aa9cc0 r7:00000012 r6:b6e0a000 r5:c51f2c80 r4:c0c592dc # [ 206.498296] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 206.506414] r9:c07e2978 r8:c512bf60 r7:c290d000 r6:b6e0a000 r5:c51f2c80 r4:00000000 # [ 206.514453] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 206.521876] r10:00000004 r9:00000000 r8:00000000 r7:b6e0a000 r6:c512a000 r5:c51f2c80 # [ 206.529989] r4:c51f2c80 # [ 206.532795] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 206.540219] r9:c512a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 206.548258] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 206.556108] Exception stack(0xc512bfa8 to 0xc512bff0) # [ 206.561443] bfa0: 00000012 00000012 00000001 b6e0a000 00000012 00000001 # [ 206.569916] bfc0: 00000012 00000012 7ff00000 00000004 00000001 b6e0a000 00020000 004efe38 # [ 206.578384] bfe0: 00000004 bec3c7e8 b6ed033b b6e49616 # 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>[ 207.467954] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 207.472472] lkdtm: Calling matched prototype ... <6>[ 207.477567] lkdtm: Calling mismatched prototype ... <6>[ 207.482510] lkdtm: Fail: survived mismatched prototype function call! # [ 207.467954] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 207.472472] lkdtm: Calling matched prototype ... # [ 207.477567] lkdtm: Calling mismatched prototype ... # [ 207.482510] 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 / #