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 192.168.56.142 (7818 ms) STM32MP> setenv serverip 192.168.56.193 setenv serverip 192.168.56.193 STM32MP> tftp 0xc2000000 236597/tftp-deploy-qlwpgcwz/kernel/uImage tftp 0xc2000000 236597/tftp-deploy-qlwpgcwz/kernel/uImage Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.142 Filename '236597/tftp-deploy-qlwpgcwz/kernel/uImage'. Load address: 0xc2000000 Loading: *################################################## 11.9 MiB 18.3 MiB/s done Bytes transferred = 12440128 (bdd240 hex) STM32MP> tftp 0xc4400000 236597/tftp-deploy-qlwpgcwz/ramdisk/ramdisk.cpio.gz.uboot tftp 0xc4400000 236597/tftp-deploy-qlwpgcwz/ramdisk/ramdisk.cpio.gz.uboot Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.142 Filename '236597/tftp-deploy-qlwpgcwz/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0xc4400000 Loading: *################################################## 15.5 MiB 18.2 MiB/s done Bytes transferred = 16277543 (f86027 hex) STM32MP> setenv initrd_size ${filesize} setenv initrd_size ${filesize} STM32MP> tftp 0xc4000000 236597/tftp-deploy-qlwpgcwz/dtb/stm32mp157a-dhcor-avenger96.dtb tftp 0xc4000000 236597/tftp-deploy-qlwpgcwz/dtb/stm32mp157a-dhcor-avenger96.dtb Using ethernet@5800a000 device TFTP from server 192.168.56.193; our IP address is 192.168.56.142 Filename '236597/tftp-deploy-qlwpgcwz/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/236597/extract-nfsrootfs-e3i7alq2,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/236597/extract-nfsrootfs-e3i7alq2,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: 2024-05-07 20:46:15 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: 2024-05-07 20:46:18 UTC Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 16277479 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 5.10.216-cip46 (KernelCI@build-j188855-arm-gcc-10-multi-v7-defconfig-kselftest-dvvxm) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue May 7 20:24:49 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/236597/extract-nfsrootfs-e3i7alq2,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 55538 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>[ 0.000058] Switching to timer-based delay loop, resolution 41ns <6>[ 0.014927] Console: colour dummy device 80x30 <4>[ 0.015032] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.015076] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.015117] ... MAX_LOCK_DEPTH: 48 <4>[ 0.015157] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.015197] ... CLASSHASH_SIZE: 4096 <4>[ 0.015237] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.015277] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.015316] ... CHAINHASH_SIZE: 32768 <4>[ 0.015356] memory used by lock dependency info: 4061 kB <4>[ 0.015396] memory used for stack traces: 2112 kB <4>[ 0.015436] per task-struct memory footprint: 1536 bytes <6>[ 0.015569] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) <6>[ 0.015645] CPU: Testing write buffer coherency: ok <6>[ 0.015869] pid_max: default: 32768 minimum: 301 <6>[ 0.016352] LSM: Security Framework initializing <6>[ 0.016512] LSM support for eBPF active <6>[ 0.016701] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.016765] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.021703] CPU0: update cpu_capacity 1024 <6>[ 0.021770] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.026934] Setting up static identity map for 0xc0300000 - 0xc03000ac <6>[ 0.031865] rcu: Hierarchical SRCU implementation. <6>[ 0.048603] EFI services will not be available. <6>[ 0.049988] smp: Bringing up secondary CPUs ... <6>[ 0.053918] CPU1: update cpu_capacity 1024 <6>[ 0.053941] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.055431] smp: Brought up 1 node, 2 CPUs <6>[ 0.055527] SMP: Total of 2 processors activated (96.00 BogoMIPS). <6>[ 0.055570] CPU: All CPU(s) started in SVC mode. <6>[ 0.059056] devtmpfs: initialized <6>[ 0.180456] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5 <6>[ 0.183950] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.184063] futex hash table entries: 512 (order: 3, 32768 bytes, linear) <6>[ 0.189899] pinctrl core: initialized pinctrl subsystem <6>[ 0.200462] DMI not present or invalid. <6>[ 0.203868] NET: Registered protocol family 16 <6>[ 0.217513] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.232357] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.234095] cpuidle: using governor menu <6>[ 0.234933] No ATAGs? <6>[ 0.235460] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. <6>[ 0.235567] hw-breakpoint: maximum watchpoint size is 8 bytes. <6>[ 0.248737] Serial: AMBA PL011 UART driver <6>[ 0.460194] /soc/interrupt-controller@5000d000: bank0 <6>[ 0.460308] /soc/interrupt-controller@5000d000: bank1 <6>[ 0.460374] /soc/interrupt-controller@5000d000: bank2 <6>[ 0.491697] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added <6>[ 0.498384] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added <6>[ 0.505135] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added <6>[ 0.511913] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added <6>[ 0.518529] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added <6>[ 0.525221] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added <6>[ 0.531975] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added <6>[ 0.538563] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added <6>[ 0.545226] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added <6>[ 0.546759] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized <6>[ 0.559051] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added <6>[ 0.559180] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized <6>[ 0.645075] Kprobes globally optimized <3>[ 0.687473] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517 <6>[ 0.700215] iommu: Default domain type: Translated <6>[ 0.702335] vgaarb: loaded <5>[ 0.707727] SCSI subsystem initialized <6>[ 0.710921] usbcore: registered new interface driver usbfs <6>[ 0.711337] usbcore: registered new interface driver hub <6>[ 0.711687] usbcore: registered new device driver usb <6>[ 0.717662] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.717724] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.717855] PTP clock support registered <6>[ 0.735747] clocksource: Switched to clocksource arch_sys_counter <6>[ 3.098864] NET: Registered protocol family 2 <6>[ 3.099780] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 3.104247] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 3.104506] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 3.104812] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 3.106920] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 3.108382] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 3.108908] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.109273] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.110301] NET: Registered protocol family 1 <6>[ 3.115073] RPC: Registered named UNIX socket transport module. <6>[ 3.115203] RPC: Registered udp transport module. <6>[ 3.115250] RPC: Registered tcp transport module. <6>[ 3.115296] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 3.115376] NET: Registered protocol family 44 <6>[ 3.115466] PCI: CLS 0 bytes, default 64 <6>[ 3.118459] Trying to unpack rootfs image as initramfs... <6>[ 5.637464] Freeing initrd memory: 15900K <6>[ 5.640822] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available <5>[ 5.650122] Initialise system trusted keyrings <6>[ 5.651536] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 5.719508] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 5.724552] NFS: Registering the id_resolver key type <5>[ 5.724863] Key type id_resolver registered <5>[ 5.724986] Key type id_legacy registered <6>[ 5.726112] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 5.726298] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 5.726592] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 5.729582] Key type asymmetric registered <5>[ 5.729807] Asymmetric key parser 'x509' registered <6>[ 5.730420] bounce: pool size: 64 pages <6>[ 5.730659] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 5.730806] io scheduler mq-deadline registered <6>[ 5.730862] io scheduler kyber registered <4>[ 5.732201] test_firmware: interface ready <6>[ 6.246322] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.268824] SuperH (H)SCI(F) driver initialized <6>[ 6.272940] msm_serial: driver initialized <6>[ 6.273786] STMicroelectronics ASC driver initialized <6>[ 6.279822] STM32 USART driver initialized <6>[ 6.282900] stm32-usart 4000e000.serial: rx dma alloc failed <6>[ 6.282970] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma) <6>[ 6.283031] stm32-usart 4000e000.serial: tx dma alloc failed <6>[ 6.283078] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma) <6>[ 6.283335] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart <6>[ 6.285033] serial serial0: tty port ttySTM2 registered <6>[ 6.288723] stm32-usart 40010000.serial: rx dma alloc failed <6>[ 6.288791] stm32-usart 40010000.serial: interrupt mode used for rx (no dma) <6>[ 6.288850] stm32-usart 40010000.serial: tx dma alloc failed <6>[ 6.288897] stm32-usart 40010000.serial: interrupt mode used for tx (no dma) <6>[ 6.289034] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart <6>[ 7.334833] printk: console [ttySTM0] enabled <6>[ 7.344817] stm32-usart 40018000.serial: rx dma alloc failed <6>[ 7.349555] stm32-usart 40018000.serial: interrupt mode used for rx (no dma) <6>[ 7.356786] stm32-usart 40018000.serial: tx dma alloc failed <6>[ 7.362619] stm32-usart 40018000.serial: interrupt mode used for tx (no dma) <6>[ 7.370085] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart <6>[ 7.408973] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <5>[ 7.411413] random: crng init done <6>[ 7.486876] brd: module loaded <6>[ 7.546082] loop: module loaded <6>[ 7.552174] lkdtm: No crash points registered, enable through debugfs <6>[ 7.627660] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 7.636560] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 7.640372] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 7.647083] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 7.652235] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 7.673331] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found <6>[ 7.678777] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found <6>[ 7.685885] stm32-dwmac 5800a000.ethernet: PTP uses main clock <6>[ 7.691048] stm32-dwmac 5800a000.ethernet: no reset control found <6>[ 7.699911] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42 <6>[ 7.705941] stm32-dwmac 5800a000.ethernet: DWMAC4/5 <6>[ 7.710977] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported <6>[ 7.718694] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported <6>[ 7.726219] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported <6>[ 7.733300] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported <6>[ 7.740322] stm32-dwmac 5800a000.ethernet: TSO supported <6>[ 7.745424] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer <6>[ 7.753637] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2) <6>[ 7.760413] stm32-dwmac 5800a000.ethernet: TSO feature enabled <6>[ 7.766555] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width <6>[ 7.851162] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 7.857867] usbcore: registered new interface driver pegasus <6>[ 7.863654] usbcore: registered new interface driver asix <6>[ 7.869331] usbcore: registered new interface driver ax88179_178a <6>[ 7.875670] usbcore: registered new interface driver cdc_ether <6>[ 7.881806] usbcore: registered new interface driver smsc75xx <6>[ 7.887981] usbcore: registered new interface driver smsc95xx <6>[ 7.893742] usbcore: registered new interface driver net1080 <6>[ 7.899761] usbcore: registered new interface driver cdc_subset <6>[ 7.905977] usbcore: registered new interface driver zaurus <6>[ 7.911829] usbcore: registered new interface driver cdc_ncm <6>[ 7.929577] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 7.935105] ehci-pci: EHCI PCI platform driver <6>[ 7.940166] ehci-platform: EHCI generic platform driver <6>[ 7.947459] ehci-orion: EHCI orion driver <6>[ 7.951139] SPEAr-ehci: EHCI SPEAr driver <6>[ 7.955287] ehci-st: EHCI STMicroelectronics driver <6>[ 7.960596] ehci-exynos: EHCI Exynos driver <6>[ 7.964870] ehci-atmel: EHCI Atmel driver <6>[ 7.969220] tegra-ehci: Tegra EHCI driver <6>[ 7.973425] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 7.979379] ohci-pci: OHCI PCI platform driver <6>[ 7.984167] ohci-platform: OHCI generic platform driver <6>[ 7.990263] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.994396] ohci-st: OHCI STMicroelectronics driver <6>[ 7.999611] ohci-atmel: OHCI Atmel driver <6>[ 8.006815] usbcore: registered new interface driver usb-storage <3>[ 8.034440] stm32_rtc 5c004000.rtc: IRQ index 1 not found <4>[ 8.038792] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6 <6>[ 8.050782] stm32_rtc 5c004000.rtc: registered as rtc0 <6>[ 8.054934] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:27 UTC (946684827) <4>[ 8.065769] stm32_rtc 5c004000.rtc: Date/Time must be initialized <6>[ 8.070729] stm32_rtc 5c004000.rtc: registered rev:1.2 <6>[ 8.082099] i2c /dev entries driver <6>[ 8.119044] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter <6>[ 8.150402] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter <6>[ 8.191397] stpmic1 2-0033: PMIC Chip Version: 0x10 <6>[ 8.221226] vddcore: supplied by regulator-dummy <6>[ 8.231897] vdd_ddr: supplied by regulator-dummy <6>[ 8.241524] vdd: supplied by regulator-dummy <6>[ 8.250714] v3v3: supplied by regulator-dummy <6>[ 8.259159] vdda: Bringing 1800000uV into 2900000-2900000uV <6>[ 8.266371] vdda: supplied by v3v3 <6>[ 8.274496] v2v8: Bringing 1800000uV into 2800000-2800000uV <6>[ 8.281720] v2v8: supplied by v3v3 <6>[ 8.288138] vtt_ddr: supplied by vdd_ddr <6>[ 8.298318] vdd_usb: supplied by regulator-dummy <6>[ 8.304832] vdd_sd: supplied by v3v3 <6>[ 8.314291] v1v8: Bringing 1000000uV into 1800000-1800000uV <6>[ 8.321452] v1v8: supplied by v3v3 <6>[ 8.326385] vref_ddr: supplied by regulator-dummy <6>[ 8.337676] bst_out: supplied by regulator-dummy <6>[ 8.345840] vbus_otg: supplied by bst_out <6>[ 8.353170] vbus_sw: supplied by bst_out <6>[ 8.373567] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0 <4>[ 8.393003] at24 2-0053: supply vcc not found, using dummy regulator <6>[ 8.402686] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write <6>[ 8.409012] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter <6>[ 8.450156] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully <6>[ 8.490705] sdhci: Secure Digital Host Controller Interface driver <6>[ 8.495859] sdhci: Copyright(c) Pierre Ossman <6>[ 8.501504] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio) <6>[ 8.508777] Synopsys Designware Multimedia Card Interface Driver <6>[ 8.519284] mmci-pl18x 58005000.sdmmc: Got CD GPIO <6>[ 8.522041] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 8.545402] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio) <6>[ 8.561392] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 8.570262] usbcore: registered new interface driver usbhid <6>[ 8.574696] usbhid: USB HID core driver <4>[ 8.581144] mmc1: queuing unknown CIS tuple 0x80 (2 bytes) <4>[ 8.588007] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <4>[ 8.595348] mmc1: queuing unknown CIS tuple 0x80 (3 bytes) <6>[ 8.602061] ipip: IPv4 and MPLS over IPv4 tunneling driver <4>[ 8.603910] mmc1: queuing unknown CIS tuple 0x80 (7 bytes) <6>[ 8.609888] IPv4 over IPsec tunneling driver <4>[ 8.615519] mmc1: queuing unknown CIS tuple 0x80 (6 bytes) <6>[ 8.623775] NET: Registered protocol family 10 <6>[ 8.635205] Segment Routing with IPv6 <6>[ 8.646875] NET: Registered protocol family 17 <5>[ 8.653096] Key type dns_resolver registered <6>[ 8.656666] ThumbEE CPU extension supported. <5>[ 8.660834] Registering SWP/SWPB emulation handler <5>[ 8.667921] Loading compiled-in X.509 certificates <6>[ 8.702165] mmc0: new high speed SDXC card at address e624 <6>[ 8.712347] mmcblk0: mmc0:e624 SD64G 59.5 GiB <6>[ 8.744088] mmc1: new high speed SDIO card at address 0001 <4>[ 8.773221] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 8.779792] GPT:3204245 != 124735487 <4>[ 8.783459] GPT:Alternate GPT header not at the end of the disk. <4>[ 8.789958] GPT:3204245 != 124735487 <4>[ 8.793579] GPT: Use GNU Parted to correct GPT errors. <6>[ 8.799182] mmcblk0: p1 p2 p3 p4 <6>[ 8.916971] stm32-dma 48000000.dma-controller: STM32 DMA driver registered <6>[ 8.933672] stm32-dma 48001000.dma-controller: STM32 DMA driver registered <6>[ 8.959289] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered <6>[ 8.969097] buck-io: supplied by vdd <6>[ 8.974356] usb33: supplied by vdd_usb <6>[ 8.985302] reg11: supplied by buck-io <6>[ 8.990084] reg18: supplied by buck-io <6>[ 8.998298] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0 <6>[ 9.038125] spi-nor spi0.0: w25q16dw (2048 Kbytes) <4>[ 9.071181] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator <4>[ 9.078972] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator <6>[ 9.224690] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM <6>[ 9.235116] dwc2 49000000.usb-otg: DWC OTG Controller <6>[ 9.239796] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1 <6>[ 9.247064] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000 <6>[ 9.262157] hub 1-0:1.0: USB hub found <6>[ 9.265458] hub 1-0:1.0: 1 port detected <6>[ 9.295411] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller <6>[ 9.300806] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2 <6>[ 9.310492] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000 <6>[ 9.345886] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00 <6>[ 9.358025] hub 2-0:1.0: USB hub found <6>[ 9.360969] hub 2-0:1.0: 2 ports detected <6>[ 9.382438] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio) <6>[ 9.523939] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL) <6>[ 9.539512] dwmac4: Master AXI performs any burst length <6>[ 9.539555] mmc2: new DDR MMC card at address 0001 <6>[ 9.543697] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found <6>[ 9.552101] mmcblk2: mmc2:0001 DG4008 7.28 GiB <6>[ 9.562250] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB <6>[ 9.568552] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB <6>[ 9.576612] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0) <4>[ 9.597076] GPT:Primary header thinks Alt. header is not at the end of the disk. <4>[ 9.603358] GPT:3145727 != 15273599 <4>[ 9.607219] GPT:Alternate GPT header not at the end of the disk. <4>[ 9.613382] GPT:3145727 != 15273599 <4>[ 9.617185] GPT: Use GNU Parted to correct GPT errors. <6>[ 9.622644] mmcblk2: p1 p2 p3 p4 <6>[ 9.756580] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported <6>[ 9.767264] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock <6>[ 9.779266] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode <6>[ 9.835889] usb 2-1: new high-speed USB device number 2 using ehci-platform <6>[ 10.042515] hub 2-1:1.0: USB hub found <6>[ 10.045840] hub 2-1:1.0: 3 ports detected <6>[ 19.209732] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off <6>[ 19.236074] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <5>[ 19.267487] Sending DHCP requests .. <3>[ 22.202075] DHCP/BOOTP: Reply not for us on eth0, op[2] xid[60152cf5] <3>[ 22.242193] DHCP/BOOTP: Reply not for us on eth0, op[2] xid[60152cf5] <4>[ 25.625769] ., OK <6>[ 25.686886] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.142 <6>[ 25.694984] IP-Config: Complete: <6>[ 25.698592] device=eth0, hwaddr=80:1f:12:cc:2a:a4, ipaddr=192.168.56.142, mask=255.255.255.0, gw=192.168.56.254 <6>[ 25.709406] host=192.168.56.142, domain=mayfield.sirena.org.uk, nis-domain=(none) <6>[ 25.717600] bootserver=192.168.56.254, rootserver=192.168.56.193, rootpath= <6>[ 25.717628] nameserver0=192.168.56.254 <6>[ 25.729690] ntpserver0=50.205.244.22, ntpserver1=85.199.214.99 <6>[ 25.737345] clk: Disabling unused clocks <6>[ 25.829304] Freeing unused kernel memory: 2048K <6>[ 25.856713] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 36.724304] Bluetooth: Core ver 2.22 <6>[ 36.727306] NET: Registered protocol family 31 <6>[ 36.731522] Bluetooth: HCI device and connection manager initialized <6>[ 36.738754] Bluetooth: HCI socket layer initialized <6>[ 36.743281] Bluetooth: L2CAP socket layer initialized <6>[ 36.749205] Bluetooth: SCO socket layer initialized <6>[ 36.929160] Bluetooth: HCI UART driver ver 2.3 <6>[ 36.932528] Bluetooth: HCI UART protocol H4 registered <6>[ 36.939912] Bluetooth: HCI UART protocol Broadcom registered <4>[ 36.947116] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator <4>[ 36.955096] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator <5>[ 36.972708] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 37.429427] Bluetooth: hci0: BCM: chip id 107 <6>[ 37.434280] Bluetooth: hci0: BCM: features 0x2f <6>[ 37.438877] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv]) <6>[ 37.444664] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652 <6>[ 37.452450] Bluetooth: hci0: BCM4345C0 <6>[ 37.455102] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000 <3>[ 37.465272] Bluetooth: hci0: BCM: firmware Patch file not found, tried: <3>[ 37.470985] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd' <3>[ 37.476344] Bluetooth: hci0: BCM: 'brcm/BCM.hcd' <6>[ 37.484882] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS <6>[ 37.506366] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 2 <5>[ 38.134071] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 38.173010] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 38.301646] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 38.309565] cfg80211: failed to load regulatory.db <6>[ 38.354343] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 1 <6>[ 38.410945] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 38.480554] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes <6>[ 38.574306] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 <4>[ 38.585531] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2 <3>[ 39.626393] 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: 192.168.56.142 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>[ 43.397536] systemd[1]: System time before build time, advancing clock. <30>[ 43.727252] 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>[ 43.763547] systemd[1]: Detected architecture arm. Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m! <30>[ 43.837357] systemd[1]: Hostname set to . <30>[ 47.378107] systemd[1]: Queued start job for default target graphical.target. <30>[ 47.405124] 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>[ 47.452341] 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>[ 47.502174] 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>[ 47.550663] 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>[ 47.599430] 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>[ 47.648805] 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>[ 47.697353] 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>[ 47.716513] systemd[1]: Expecting device dev-ttySTM0.device - /dev/ttySTM0... Expecting device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0... <30>[ 47.756567] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes. <30>[ 47.796764] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes. <30>[ 47.846895] systemd[1]: Reached target paths.target - Path Units. [[0;32m OK [0m] Reached target [0;1;39mpaths.target[0m - Path Units. <30>[ 47.886623] 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>[ 47.926519] systemd[1]: Reached target slices.target - Slice Units. [[0;32m OK [0m] Reached target [0;1;39mslices.target[0m - Slice Units. <30>[ 47.966857] systemd[1]: Reached target swap.target - Swaps. [[0;32m OK [0m] Reached target [0;1;39mswap.target[0m - Swaps. <30>[ 48.006915] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [[0;32m OK [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes. <30>[ 48.049234] 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>[ 48.173606] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit). <30>[ 48.194787] 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>[ 48.251694] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [[0;32m OK [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket. <30>[ 48.302107] 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>[ 48.356237] 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>[ 48.400505] 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>[ 48.449644] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages). <30>[ 48.465278] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue). <30>[ 48.496740] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System... <30>[ 48.554006] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System... <30>[ 48.655521] 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>[ 48.716438] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs... <30>[ 48.779526] 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>[ 48.867819] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm... <30>[ 48.922575] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 49.004770] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse... <30>[ 49.084813] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop... <6>[ 49.168713] fuse: init (API version 7.32) <30>[ 49.189238] systemd[1]: Starting systemd-journald.service - Journal Service... Starting [0;1;39msystemd-journald.service[0m - Journal Service... <30>[ 49.271349] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules... <30>[ 49.342152] 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>[ 49.460506] 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>[ 49.558176] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 49.784852] 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>[ 49.848804] 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>[ 49.914636] 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>[ 50.109216] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 50.131263] 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>[ 50.177468] systemd[1]: modprobe@dm_mod.service: Deactivated successfully. <30>[ 50.209674] systemd[1]: Finished modprobe@dm_mod.service - Load Kernel Module dm_mod. [[0;32m OK [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod. <30>[ 50.287628] systemd[1]: modprobe@drm.service: Deactivated successfully. <30>[ 50.308890] systemd[1]: Finished modprobe@drm.service - Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm. <30>[ 50.377602] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. <30>[ 50.399426] systemd[1]: Finished modprobe@efi_pstore.service - Load Kernel Module efi_pstore. [[0;32m OK [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore. <30>[ 50.477044] systemd[1]: modprobe@fuse.service: Deactivated successfully. <30>[ 50.498360] 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>[ 50.567944] systemd[1]: modprobe@loop.service: Deactivated successfully. <30>[ 50.589216] 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>[ 50.653724] 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>[ 50.723481] 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>[ 50.793314] 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>[ 50.862602] 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>[ 50.957074] 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>[ 51.047046] systemd[1]: Mounting sys-kernel-config.mount - Kernel Configuration File System... Mounting [0;1;39msys-kernel-config…ernel Configuration File System... <30>[ 51.118416] systemd[1]: systemd-firstboot.service - First Boot Wizard was skipped because of an unmet condition check (ConditionFirstBoot=yes). <30>[ 51.168974] systemd[1]: systemd-pstore.service - Platform Persistent Storage Archival was skipped because of an unmet condition check (ConditionDirectoryNotEmpty=/sys/fs/pstore). <30>[ 51.238156] systemd[1]: Starting systemd-random-seed.service - Load/Save Random Seed... Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed... <30>[ 51.308110] systemd[1]: systemd-repart.service - Repartition Root Disk was skipped because no trigger condition checks were met. <30>[ 51.363900] systemd[1]: Starting systemd-sysctl.service - Apply Kernel Variables... Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables... <30>[ 51.467552] systemd[1]: Starting systemd-sysusers.service - Create System Users... Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users... <30>[ 51.635337] 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>[ 52.378897] systemd-journald[216]: 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] 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-tmpfiles-…te Volatile Files and Directories. Starting [0;1;39msystemd-timesyncd… - Network Time Synchronization... Starting [0;1;39msystemd-update-ut…rd System Boot/Shutdown in UTMP... [[0;32m OK [0m] Finished [0;1;39msystemd-update-ut…cord System Boot/Shutdown in UTMP. [[0;32m OK [0m] Started [0;1;39msystemd-timesyncd.…0m - Network Time Synchronization. [[0;32m OK [0m] Reached target [0;1;39mtime-set.target[0m - System Time Set. <46>[ 58.454697] systemd-journald[216]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation. <46>[ 58.475883] systemd-journald[216]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating. [[0m[0;31m* [0m] (1 of 2) Job 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 (13s / 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 (14s / 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 (15s / 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[[0;32m OK [0m] Found device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0. [K[[0;32m OK [0m] Finished [0;1;39msystemd-udev-trig…e[0m - Coldplug All udev Devices. [[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;39mdbus.service[0m - D-Bus System Message Bus. [[0;32m OK [0m] Finished [0;1;39msystemd-user-sess…ervice[0m - Permit User Sessions. [[0;32m OK [0m] Started [0;1;39msystemd-rfkill.ser…- Load/Save RF Kill Switch Status. [[0;32m OK [0m] Started [0;1;39mgetty@tty1.service[0m - Getty on tty1. [[0;32m OK [0m] Started [0;1;39mserial-getty@ttyST…ice[0m - Serial Getty on ttySTM0. [[0;32m OK [0m] Reached target [0;1;39mgetty.target[0m - Login Prompts. [[0;32m OK [0m] Finished [0;1;39me2scrub_reap.serv…ine ext4 Metadata Check Snapshots. [[0;32m OK [0m] Started [0;1;39msystemd-logind.service[0m - User Login Management. [[0;32m OK [0m] Reached target [0;1;39mmulti-user.target[0m - Multi-User System. [[0;32m OK [0m] Reached target [0;1;39mgraphical.target[0m - Graphical Interface. Starting [0;1;39msystemd-update-ut… Record Runlevel Change in UTMP... [[0;32m OK [0m] Finished [0;1;39msystemd-update-ut… - Record Runlevel Change in UTMP. Debian GNU/Linux 12 debian-bookworm-armhf ttySTM0 debian-bookworm-armhf login: root (automatic login) Linux debian-bookworm-armhf 5.10.216-cip46 #1 SMP Tue May 7 20:24:49 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/236597/extract-nfsrootfs-e3i7alq2' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/236597/extract-nfsrootfs-e3i7alq2' / # 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-236597/environment . /lava-236597/environment / # /lava-236597/bin/lava-test-runner /lava-236597/0 /lava-236597/bin/lava-test-runner /lava-236597/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-236597/0/tests/0_timesync-off ++ cat uuid + UUID=236597_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-236597/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=236597_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/v5.10.214-cip46-486-gce77044aca9b/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 --2024-05-07 20:48:21-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.214-cip46-486-gce77044aca9b/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: 1348032 (1.3M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 3%[ ] 49.92K 181KB/s kselftest_armhf.tar 16%[==> ] 218.67K 394KB/s kselftest_armhf.tar 67%[============> ] 893.67K 1.05MB/s kselftest_armhf.tar 100%[===================>] 1.29M 1.49MB/s in 0.9s 2024-05-07 20:48:22 (1.49 MB/s) - 'kselftest_armhf.tar.gz' saved [1348032/1348032] 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>[ 110.874487] 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>[ 112.382352] lkdtm: Performing direct entry BUG <4>[ 112.386310] ------------[ cut here ]------------ <2>[ 112.390827] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <0>[ 112.396325] Internal error: Oops - BUG: 0 [#1] SMP ARM <4>[ 112.401739] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 112.440773] CPU: 1 PID: 662 Comm: cat Not tainted 5.10.216-cip46 #1 <4>[ 112.447310] Hardware name: STM32 (Device Tree Support) <4>[ 112.452738] PC is at lkdtm_BUG+0x14/0x18 <4>[ 112.456918] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 112.461629] pc : [] lr : [] psr: a0080013 <4>[ 112.468177] sp : c576de58 ip : c576de68 fp : c576de64 <4>[ 112.473677] r10: 00000004 r9 : c1ad2a5c r8 : c15ec020 <4>[ 112.479180] r7 : c576df60 r6 : 00000004 r5 : c56fa000 r4 : 00000001 <4>[ 112.485990] r3 : c0c59290 r2 : d3a10701 r1 : ef7aa5e0 r0 : c15ec028 <4>[ 112.492802] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 112.500223] Control: 10c5387d Table: c614c06a DAC: 00000051 <0>[ 112.506251] Process cat (pid: 662, stack limit = 0x49b06b54) <0>[ 112.512184] Stack: (0xc576de58 to 0xc576e000) <0>[ 112.516814] de40: c576de74 c576de68 <0>[ 112.525287] de60: c0c58d24 c0c5929c c576de9c c576de78 c0c59224 c0c58d04 c0c59104 c56f53c0 <0>[ 112.533756] de80: b6e78000 00000004 c3ac2840 c576df60 c576dec4 c576dea0 c07e27bc c0c59110 <0>[ 112.542225] dea0: 00000000 c56f53c0 b6e78000 c290d000 c576df60 c07e2758 c576df5c c576dec8 <0>[ 112.550694] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c576c000 <0>[ 112.559163] dee0: b6e78000 00020000 00000004 00000004 0001fffc c576dee0 00000001 b6e77000 <0>[ 112.567631] df00: c56f5c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 112.576101] df20: 00000000 00000000 c13ac088 d3a10701 c206b700 c56f53c0 c56f53c0 c576c000 <0>[ 112.584570] df40: b6e78000 00000000 00000000 00000004 c576df94 c576df60 c059c9b0 c059c304 <0>[ 112.593037] df60: 00000000 00000000 c576dfac d3a10701 00000004 00000004 7ff00000 00000004 <0>[ 112.601505] df80: c03002e4 c576c000 c576dfa4 c576df98 c059ca40 c059c948 00000000 c576dfa8 <0>[ 112.609972] dfa0: c03000c0 c059ca34 00000004 00000004 00000001 b6e78000 00000004 00000001 <0>[ 112.618439] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e78000 00020000 004dfe38 <0>[ 112.626907] dfe0: 00000004 befba7e8 b6f3e33b b6eb7616 60080030 00000001 00000000 00000000 <0>[ 112.635364] Backtrace: <0>[ 112.638084] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 112.645942] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 112.654237] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 112.662439] r9:c576df60 r8:c3ac2840 r7:00000004 r6:b6e78000 r5:c56f53c0 r4:c0c59104 <0>[ 112.670474] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 112.678589] r9:c07e2758 r8:c576df60 r7:c290d000 r6:b6e78000 r5:c56f53c0 r4:00000000 <0>[ 112.686623] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 112.694043] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c576c000 r5:c56f53c0 <0>[ 112.702154] r4:c56f53c0 <0>[ 112.704959] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 112.712379] r9:c576c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <0>[ 112.720414] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 112.728261] Exception stack(0xc576dfa8 to 0xc576dff0) <0>[ 112.733592] dfa0: 00000004 00000004 00000001 b6e78000 00000004 00000001 <0>[ 112.742062] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e78000 00020000 004dfe38 <0>[ 112.750527] dfe0: 00000004 befba7e8 b6f3e33b b6eb7616 <0>[ 112.755856] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) <4>[ 112.762232] ---[ end trace 296d7ef2d227b9ae ]--- <3>[ 112.767118] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 112.776279] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 662, name: cat <4>[ 112.784219] INFO: lockdep is turned off. <4>[ 112.788409] irq event stamp: 1548 <4>[ 112.792000] hardirqs last enabled at (1547): [] console_unlock+0x4b0/0x6c0 <4>[ 112.800115] hardirqs last disabled at (1548): [] __und_svc+0x60/0x6c <4>[ 112.807624] softirqs last enabled at (1544): [] __do_softirq+0x36c/0x5a0 <4>[ 112.815569] softirqs last disabled at (1533): [] __irq_exit_rcu+0x178/0x1d0 <4>[ 112.823690] CPU: 1 PID: 662 Comm: cat Tainted: G D 5.10.216-cip46 #1 <4>[ 112.831628] Hardware name: STM32 (Device Tree Support) <4>[ 112.837042] Backtrace: <4>[ 112.839764] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 112.847616] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1ced8 <4>[ 112.853558] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 112.861156] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) <4>[ 112.869186] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19ceb78 r4:c576c000 <4>[ 112.877220] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) <4>[ 112.885334] r6:00000000 r5:00000031 r4:c19ceb78 <4>[ 112.890233] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) <4>[ 112.898256] r6:00000001 r5:c576c000 r4:c4f02880 <4>[ 112.903154] [] (exit_signals) from [] (do_exit+0x100/0xafc) <4>[ 112.910745] r8:0000000b r7:c1e1c88c r6:ffffe000 r5:00000000 r4:c4f02880 <4>[ 112.917734] [] (do_exit) from [] (make_task_dead+0x68/0x74) <4>[ 112.925320] r7:c1e1c88c <4>[ 112.928124] [] (make_task_dead) from [] (die+0x370/0x37c) <4>[ 112.935543] [] (die) from [] (do_undefinstr+0x170/0x240) <4>[ 112.942879] r10:00000004 r9:c576c000 r8:c15ec020 r7:00000000 r6:c576ddc8 r5:c0c592a4 <4>[ 112.950990] r4:e7f001f2 <4>[ 112.953792] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) <4>[ 112.961992] Exception stack(0xc576ddc8 to 0xc576de10) <4>[ 112.967324] ddc0: c15ec028 ef7aa5e0 d3a10701 c0c59290 00000001 c56fa000 <4>[ 112.975794] dde0: 00000004 c576df60 c15ec020 c1ad2a5c 00000004 c576de64 c576de68 c576de58 <4>[ 112.984257] de00: c0c58d24 c0c592a4 a0080013 ffffffff <4>[ 112.989585] r7:c576ddfc r6:ffffffff r5:a0080013 r4:c0c592a8 <4>[ 112.995526] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 113.003384] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 113.011681] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 113.019885] r9:c576df60 r8:c3ac2840 r7:00000004 r6:b6e78000 r5:c56f53c0 r4:c0c59104 <4>[ 113.027921] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 113.036038] r9:c07e2758 r8:c576df60 r7:c290d000 r6:b6e78000 r5:c56f53c0 r4:00000000 <4>[ 113.044072] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 113.051491] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c576c000 r5:c56f53c0 <4>[ 113.059602] r4:c56f53c0 <4>[ 113.062407] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 113.069826] r9:c576c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 <4>[ 113.077860] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 113.085708] Exception stack(0xc576dfa8 to 0xc576dff0) <4>[ 113.091039] dfa0: 00000004 00000004 00000001 b6e78000 00000004 00000001 <4>[ 113.099511] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e78000 00020000 004dfe38 <4>[ 113.107975] dfe0: 00000004 befba7e8 b6f3e33b b6eb7616 # Segmentation fault # [ 112.382352] lkdtm: Performing direct entry BUG # [ 112.386310] ------------[ cut here ]------------ # [ 112.390827] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 112.396325] Internal error: Oops - BUG: 0 [#1] SMP ARM # [ 112.401739] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 112.440773] CPU: 1 PID: 662 Comm: cat Not tainted 5.10.216-cip46 #1 # [ 112.447310] Hardware name: STM32 (Device Tree Support) # [ 112.452738] PC is at lkdtm_BUG+0x14/0x18 # [ 112.456918] LR is at lkdtm_do_action+0x2c/0x4c # [ 112.461629] pc : [] lr : [] psr: a0080013 # [ 112.468177] sp : c576de58 ip : c576de68 fp : c576de64 # [ 112.473677] r10: 00000004 r9 : c1ad2a5c r8 : c15ec020 # [ 112.479180] r7 : c576df60 r6 : 00000004 r5 : c56fa000 r4 : 00000001 # [ 112.485990] r3 : c0c59290 r2 : d3a10701 r1 : ef7aa5e0 r0 : c15ec028 # [ 112.492802] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 112.500223] Control: 10c5387d Table: c614c06a DAC: 00000051 # [ 112.506251] Process cat (pid: 662, stack limit = 0x49b06b54) # [ 112.512184] Stack: (0xc576de58 to 0xc576e000) # [ 112.516814] de40: c576de74 c576de68 # [ 112.525287] de60: c0c58d24 c0c5929c c576de9c c576de78 c0c59224 c0c58d04 c0c59104 c56f53c0 # [ 112.533756] de80: b6e78000 00000004 c3ac2840 c576df60 c576dec4 c576dea0 c07e27bc c0c59110 # [ 112.542225] dea0: 00000000 c56f53c0 b6e78000 c290d000 c576df60 c07e2758 c576df5c c576dec8 # [ 112.550694] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c576c000 # [ 112.559163] dee0: b6e78000 00020000 00000004 00000004 0001fffc c576dee0 00000001 b6e77000 # [ 112.567631] df00: c56f5c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 112.576101] df20: 00000000 00000000 c13ac088 d3a10701 c206b700 c56f53c0 c56f53c0 c576c000 # [ 112.584570] df40: b6e78000 00000000 00000000 00000004 c576df94 c576df60 c059c9b0 c059c304 # [ 112.593037] df60: 00000000 00000000 c576dfac d3a10701 00000004 00000004 7ff00000 00000004 # [ 112.601505] df80: c03002e4 c576c000 c576dfa4 c576df98 c059ca40 c059c948 00000000 c576dfa8 # [ 112.609972] dfa0: c03000c0 c059ca34 00000004 00000004 00000001 b6e78000 00000004 00000001 # [ 112.618439] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e78000 00020000 004dfe38 # [ 112.626907] dfe0: 00000004 befba7e8 b6f3e33b b6eb7616 60080030 00000001 00000000 00000000 # [ 112.635364] Backtrace: # [ 112.638084] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 112.645942] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 112.654237] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 112.662439] r9:c576df60 r8:c3ac2840 r7:00000004 r6:b6e78000 r5:c56f53c0 r4:c0c59104 # [ 112.670474] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 112.678589] r9:c07e2758 r8:c576df60 r7:c290d000 r6:b6e78000 r5:c56f53c0 r4:00000000 # [ 112.686623] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 112.694043] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c576c000 r5:c56f53c0 # [ 112.702154] r4:c56f53c0 # [ 112.704959] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 112.712379] r9:c576c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 112.720414] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 112.728261] Exception stack(0xc576dfa8 to 0xc576dff0) # [ 112.733592] dfa0: 00000004 00000004 00000001 b6e78000 00000004 00000001 # [ 112.742062] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e78000 00020000 004dfe38 # [ 112.750527] dfe0: 00000004 befba7e8 b6f3e33b b6eb7616 # [ 112.755856] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) # [ 112.762232] ---[ end trace 296d7ef2d227b9ae ]--- # [ 112.767118] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 112.776279] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 662, name: cat # [ 112.784219] INFO: lockdep is turned off. # [ 112.788409] irq event stamp: 1548 # [ 112.792000] hardirqs last enabled at (1547): [] console_unlock+0x4b0/0x6c0 # [ 112.800115] hardirqs last disabled at (1548): [] __und_svc+0x60/0x6c # [ 112.807624] softirqs last enabled at (1544): [] __do_softirq+0x36c/0x5a0 # [ 112.815569] softirqs last disabled at (1533): [] __irq_exit_rcu+0x178/0x1d0 # [ 112.823690] CPU: 1 PID: 662 Comm: cat Tainted: G D 5.10.216-cip46 #1 # [ 112.831628] Hardware name: STM32 (Device Tree Support) # [ 112.837042] Backtrace: # [ 112.839764] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 112.847616] r7:ffffffff r6:60080093 r5:00000000 r4:c1f1ced8 # [ 112.853558] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 112.861156] [] (dump_stack) from [] (___might_sleep+0x188/0x2e0) # [ 112.869186] r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19ceb78 r4:c576c000 # [ 112.877220] [] (___might_sleep) from [] (__might_sleep+0x70/0xb0) # [ 112.885334] r6:00000000 r5:00000031 r4:c19ceb78 # [ 112.890233] [] (__might_sleep) from [] (exit_signals+0x4c/0x420) # [ 112.898256] r6:00000001 r5:c576c000 r4:c4f02880 # [ 112.903154] [] (exit_signals) from [] (do_exit+0x100/0xafc) # [ 112.910745] r8:0000000b r7:c1e1c88c r6:ffffe000 r5:00000000 r4:c4f02880 # [ 112.917734] [] (do_exit) from [] (make_task_dead+0x68/0x74) # [ 112.925320] r7:c1e1c88c # [ 112.928124] [] (make_task_dead) from [] (die+0x370/0x37c) # [ 112.935543] [] (die) from [] (do_undefinstr+0x170/0x240) # [ 112.942879] r10:00000004 r9:c576c000 r8:c15ec020 r7:00000000 r6:c576ddc8 r5:c0c592a4 # [ 112.950990] r4:e7f001f2 # [ 112.953792] [] (do_undefinstr) from [] (__und_svc_finish+0x0/0x54) # [ 112.961992] Exception stack(0xc576ddc8 to 0xc576de10) # [ 112.967324] ddc0: c15ec028 ef7aa5e0 d3a10701 c0c59290 00000001 c56fa000 # [ 112.975794] dde0: 00000004 c576df60 c15ec020 c1ad2a5c 00000004 c576de64 c576de68 c576de58 # [ 112.984257] de00: c0c58d24 c0c592a4 a0080013 ffffffff # [ 112.989585] r7:c576ddfc r6:ffffffff r5:a0080013 r4:c0c592a8 # [ 112.995526] [] (lkdtm_BUG) from [] (lkdtm_do_action+0x2c/0x4c) # [ 113.003384] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 113.011681] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 113.019885] r9:c576df60 r8:c3ac2840 r7:00000004 r6:b6e78000 r5:c56f53c0 r4:c0c59104 # [ 113.027921] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 113.036038] r9:c07e2758 r8:c576df60 r7:c290d000 r6:b6e78000 r5:c56f53c0 r4:00000000 # [ 113.044072] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 113.051491] r10:00000004 r9:00000000 r8:00000000 r7:b6e78000 r6:c576c000 r5:c56f53c0 # [ 113.059602] r4:c56f53c0 # [ 113.062407] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 113.069826] r9:c576c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004 # [ 113.077860] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 113.085708] Exception stack(0xc576dfa8 to 0xc576dff0) # [ 113.091039] dfa0: 00000004 00000004 00000001 b6e78000 00000004 00000001 # [ 113.099511] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6e78000 00020000 004dfe38 # [ 113.107975] dfe0: 00000004 befba7e8 b6f3e33b b6eb7616 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh <6>[ 113.974664] lkdtm: Performing direct entry WARNING <4>[ 113.978401] ------------[ cut here ]------------ <4>[ 113.983210] WARNING: CPU: 1 PID: 734 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c <4>[ 113.992063] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 114.031039] CPU: 1 PID: 734 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 114.038889] Hardware name: STM32 (Device Tree Support) <4>[ 114.044300] Backtrace: <4>[ 114.047033] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 114.054872] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 114.060813] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 114.068409] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 114.075651] r9:00000009 r8:c0c592f0 r7:00000053 r6:00000009 r5:c0c592f0 r4:c1ad3118 <4>[ 114.083685] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 114.091451] r7:00000053 r6:c1ad3118 r5:00000000 r4:c57a8000 <4>[ 114.097396] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) <4>[ 114.105774] r9:c1ad2a60 r8:c15ec020 r7:c57a9f60 r6:00000008 r5:c606d000 r4:00000002 <4>[ 114.113807] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 114.122013] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 114.130311] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 114.138513] r9:c57a9f60 r8:c3ac2840 r7:00000008 r6:b6dd9000 r5:c560d640 r4:c0c59104 <4>[ 114.146550] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 114.154665] r9:c07e2758 r8:c57a9f60 r7:c290d000 r6:b6dd9000 r5:c560d640 r4:00000000 <4>[ 114.162699] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 114.170119] r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c57a8000 r5:c560d640 <4>[ 114.178230] r4:c560d640 <4>[ 114.181034] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 114.188453] r9:c57a8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 <4>[ 114.196489] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 114.204337] Exception stack(0xc57a9fa8 to 0xc57a9ff0) <4>[ 114.209669] 9fa0: 00000008 00000008 00000001 b6dd9000 00000008 00000001 <4>[ 114.218139] 9fc0: 00000008 00000008 7ff00000 00000004 00000001 b6dd9000 00020000 0048fe38 <4>[ 114.226603] 9fe0: 00000004 bead87e8 b6e9f33b b6e18616 <4>[ 114.232006] irq event stamp: 0 <4>[ 114.235265] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 114.241186] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 114.248942] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 114.256728] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 114.262485] ---[ end trace 296d7ef2d227b9af ]--- # [ 113.974664] lkdtm: Performing direct entry WARNING # [ 113.978401] ------------[ cut here ]------------ # [ 113.983210] WARNING: CPU: 1 PID: 734 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c # [ 113.992063] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 114.031039] CPU: 1 PID: 734 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 114.038889] Hardware name: STM32 (Device Tree Support) # [ 114.044300] Backtrace: # [ 114.047033] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.054872] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 114.060813] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 114.068409] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 114.075651] r9:00000009 r8:c0c592f0 r7:00000053 r6:00000009 r5:c0c592f0 r4:c1ad3118 # [ 114.083685] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 114.091451] r7:00000053 r6:c1ad3118 r5:00000000 r4:c57a8000 # [ 114.097396] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING+0x48/0x4c) # [ 114.105774] r9:c1ad2a60 r8:c15ec020 r7:c57a9f60 r6:00000008 r5:c606d000 r4:00000002 # [ 114.113807] [] (lkdtm_WARNING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 114.122013] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 114.130311] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 114.138513] r9:c57a9f60 r8:c3ac2840 r7:00000008 r6:b6dd9000 r5:c560d640 r4:c0c59104 # [ 114.146550] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 114.154665] r9:c07e2758 r8:c57a9f60 r7:c290d000 r6:b6dd9000 r5:c560d640 r4:00000000 # [ 114.162699] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 114.170119] r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c57a8000 r5:c560d640 # [ 114.178230] r4:c560d640 # [ 114.181034] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 114.188453] r9:c57a8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008 # [ 114.196489] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 114.204337] Exception stack(0xc57a9fa8 to 0xc57a9ff0) # [ 114.209669] 9fa0: 00000008 00000008 00000001 b6dd9000 00000008 00000001 # [ 114.218139] 9fc0: 00000008 00000008 7ff00000 00000004 00000001 b6dd9000 00020000 0048fe38 # [ 114.226603] 9fe0: 00000004 bead87e8 b6e9f33b b6e18616 # [ 114.232006] irq event stamp: 0 # [ 114.235265] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 114.241186] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 114.248942] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 114.256728] softirqs last disabled at (0): [<00000000>] 0x0 # [ 114.262485] ---[ end trace 296d7ef2d227b9af ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh <6>[ 114.909766] lkdtm: Performing direct entry WARNING_MESSAGE <4>[ 114.914107] ------------[ cut here ]------------ <4>[ 114.919222] WARNING: CPU: 0 PID: 770 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 <4>[ 114.928581] Warning message trigger count: 2 <4>[ 114.932954] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 114.972077] CPU: 0 PID: 770 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 114.979932] Hardware name: STM32 (Device Tree Support) <4>[ 114.985345] Backtrace: <4>[ 114.988077] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 114.995920] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 115.001862] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 115.009461] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 115.016707] r9:00000009 r8:c0c59340 r7:00000058 r6:00000009 r5:c0c59340 r4:c1ad3118 <4>[ 115.024744] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 115.032511] r7:00000058 r6:c1ad3118 r5:c1ad3134 r4:c500c000 <4>[ 115.038456] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) <4>[ 115.047533] r9:c1ad2a68 r8:c15ec020 r7:c500df60 r6:00000010 r5:c5755000 r4:00000003 <4>[ 115.055569] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 115.064476] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 115.072776] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 115.080981] r9:c500df60 r8:c3ac2840 r7:00000010 r6:b6e11000 r5:c560a140 r4:c0c59104 <4>[ 115.089020] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 115.097137] r9:c07e2758 r8:c500df60 r7:c290d000 r6:b6e11000 r5:c560a140 r4:00000000 <4>[ 115.105173] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 115.112595] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c500c000 r5:c560a140 <4>[ 115.120707] r4:c560a140 <4>[ 115.123513] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 115.130934] r9:c500c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 <4>[ 115.138969] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 115.146820] Exception stack(0xc500dfa8 to 0xc500dff0) <4>[ 115.152152] dfa0: 00000010 00000010 00000001 b6e11000 00000010 00000001 <4>[ 115.160626] dfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e11000 00020000 004efe38 <4>[ 115.169092] dfe0: 00000004 be9bc7e8 b6ed733b b6e50616 <4>[ 115.174528] irq event stamp: 0 <4>[ 115.177827] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 115.183607] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 115.191496] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 115.199302] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 115.204994] ---[ end trace 296d7ef2d227b9b0 ]--- # [ 114.909766] lkdtm: Performing direct entry WARNING_MESSAGE # [ 114.914107] ------------[ cut here ]------------ # [ 114.919222] WARNING: CPU: 0 PID: 770 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54 # [ 114.928581] Warning message trigger count: 2 # [ 114.932954] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 114.972077] CPU: 0 PID: 770 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 114.979932] Hardware name: STM32 (Device Tree Support) # [ 114.985345] Backtrace: # [ 114.988077] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 114.995920] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 115.001862] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 115.009461] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 115.016707] r9:00000009 r8:c0c59340 r7:00000058 r6:00000009 r5:c0c59340 r4:c1ad3118 # [ 115.024744] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 115.032511] r7:00000058 r6:c1ad3118 r5:c1ad3134 r4:c500c000 # [ 115.038456] [] (warn_slowpath_fmt) from [] (lkdtm_WARNING_MESSAGE+0x4c/0x54) # [ 115.047533] r9:c1ad2a68 r8:c15ec020 r7:c500df60 r6:00000010 r5:c5755000 r4:00000003 # [ 115.055569] [] (lkdtm_WARNING_MESSAGE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 115.064476] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 115.072776] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 115.080981] r9:c500df60 r8:c3ac2840 r7:00000010 r6:b6e11000 r5:c560a140 r4:c0c59104 # [ 115.089020] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 115.097137] r9:c07e2758 r8:c500df60 r7:c290d000 r6:b6e11000 r5:c560a140 r4:00000000 # [ 115.105173] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 115.112595] r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c500c000 r5:c560a140 # [ 115.120707] r4:c560a140 # [ 115.123513] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 115.130934] r9:c500c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010 # [ 115.138969] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 115.146820] Exception stack(0xc500dfa8 to 0xc500dff0) # [ 115.152152] dfa0: 00000010 00000010 00000001 b6e11000 00000010 00000001 # [ 115.160626] dfc0: 00000010 00000010 7ff00000 00000004 00000001 b6e11000 00020000 004efe38 # [ 115.169092] dfe0: 00000004 be9bc7e8 b6ed733b b6e50616 # [ 115.174528] irq event stamp: 0 # [ 115.177827] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 115.183607] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 115.191496] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 115.199302] softirqs last disabled at (0): [<00000000>] 0x0 # [ 115.204994] ---[ end trace 296d7ef2d227b9b0 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <6>[ 115.830285] lkdtm: Performing direct entry EXCEPTION <1>[ 115.834117] 8<--- cut here --- <1>[ 115.837649] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 115.845884] pgd = 84293516 <1>[ 115.848770] [00000000] *pgd=00000000 <0>[ 115.852616] Internal error: Oops: 805 [#2] SMP ARM <4>[ 115.857670] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 115.896703] CPU: 0 PID: 803 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 115.904636] Hardware name: STM32 (Device Tree Support) <4>[ 115.910066] PC is at lkdtm_EXCEPTION+0x18/0x20 <4>[ 115.914769] LR is at lkdtm_do_action+0x2c/0x4c <4>[ 115.919480] pc : [] lr : [] psr: a0080013 <4>[ 115.926028] sp : c5439e58 ip : c5439e68 fp : c5439e64 <4>[ 115.931528] r10: 0000000a r9 : c1ad2a78 r8 : c15ec020 <4>[ 115.937029] r7 : c5439f60 r6 : 0000000a r5 : c5755000 r4 : 00000004 <4>[ 115.943839] r3 : 00000000 r2 : fd3a8590 r1 : ef7955e0 r0 : c15ec040 <4>[ 115.950650] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 115.958070] Control: 10c5387d Table: c60f406a DAC: 00000051 <0>[ 115.964098] Process cat (pid: 803, stack limit = 0x97af40ee) <0>[ 115.970031] Stack: (0xc5439e58 to 0xc543a000) <0>[ 115.974661] 9e40: c5439e74 c5439e68 <0>[ 115.983133] 9e60: c0c58d24 c0c59354 c5439e9c c5439e78 c0c59224 c0c58d04 c0c59104 c551c780 <0>[ 115.991602] 9e80: b6e48000 0000000a c3ac2840 c5439f60 c5439ec4 c5439ea0 c07e27bc c0c59110 <0>[ 116.000070] 9ea0: 00000000 c551c780 b6e48000 c290d000 c5439f60 c07e2758 c5439f5c c5439ec8 <0>[ 116.008539] 9ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5438000 <0>[ 116.017008] 9ee0: b6e48000 00020000 00000004 0000000a 0001fff6 c5439ee0 00000001 b6e47000 <0>[ 116.025476] 9f00: c53d3b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 116.033946] 9f20: 00000000 00000000 c13ac088 fd3a8590 c206b700 c551c780 c551c780 c5438000 <0>[ 116.042415] 9f40: b6e48000 00000000 00000000 00000004 c5439f94 c5439f60 c059c9b0 c059c304 <0>[ 116.050884] 9f60: 00000000 00000000 c5439fac fd3a8590 0000000a 0000000a 7ff00000 00000004 <0>[ 116.059354] 9f80: c03002e4 c5438000 c5439fa4 c5439f98 c059ca40 c059c948 00000000 c5439fa8 <0>[ 116.067821] 9fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e48000 0000000a 00000001 <0>[ 116.076290] 9fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e48000 00020000 0045fe38 <0>[ 116.084759] 9fe0: 00000004 beaed7e8 b6f0e33b b6e87616 60080030 00000001 00000000 00000000 <0>[ 116.093218] Backtrace: <0>[ 116.095939] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 116.104321] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 116.112617] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 116.120818] r9:c5439f60 r8:c3ac2840 r7:0000000a r6:b6e48000 r5:c551c780 r4:c0c59104 <0>[ 116.128855] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 116.136969] r9:c07e2758 r8:c5439f60 r7:c290d000 r6:b6e48000 r5:c551c780 r4:00000000 <0>[ 116.145003] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 116.152422] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c5438000 r5:c551c780 <0>[ 116.160532] r4:c551c780 <0>[ 116.163336] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 116.170755] r9:c5438000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 116.178789] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 116.186636] Exception stack(0xc5439fa8 to 0xc5439ff0) <0>[ 116.191966] 9fa0: 0000000a 0000000a 00000001 b6e48000 0000000a 00000001 <0>[ 116.200436] 9fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e48000 00020000 0045fe38 <0>[ 116.208899] 9fe0: 00000004 beaed7e8 b6f0e33b b6e87616 <0>[ 116.214229] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) <4>[ 116.220672] ---[ end trace 296d7ef2d227b9b1 ]--- # Segmentation fault # [ 115.830285] lkdtm: Performing direct entry EXCEPTION # [ 115.834117] 8<--- cut here --- # [ 115.837649] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 115.845884] pgd = 84293516 # [ 115.848770] [00000000] *pgd=00000000 # [ 115.852616] Internal error: Oops: 805 [#2] SMP ARM # [ 115.857670] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 115.896703] CPU: 0 PID: 803 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 115.904636] Hardware name: STM32 (Device Tree Support) # [ 115.910066] PC is at lkdtm_EXCEPTION+0x18/0x20 # [ 115.914769] LR is at lkdtm_do_action+0x2c/0x4c # [ 115.919480] pc : [] lr : [] psr: a0080013 # [ 115.926028] sp : c5439e58 ip : c5439e68 fp : c5439e64 # [ 115.931528] r10: 0000000a r9 : c1ad2a78 r8 : c15ec020 # [ 115.937029] r7 : c5439f60 r6 : 0000000a r5 : c5755000 r4 : 00000004 # [ 115.943839] r3 : 00000000 r2 : fd3a8590 r1 : ef7955e0 r0 : c15ec040 # [ 115.950650] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 115.958070] Control: 10c5387d Table: c60f406a DAC: 00000051 # [ 115.964098] Process cat (pid: 803, stack limit = 0x97af40ee) # [ 115.970031] Stack: (0xc5439e58 to 0xc543a000) # [ 115.974661] 9e40: c5439e74 c5439e68 # [ 115.983133] 9e60: c0c58d24 c0c59354 c5439e9c c5439e78 c0c59224 c0c58d04 c0c59104 c551c780 # [ 115.991602] 9e80: b6e48000 0000000a c3ac2840 c5439f60 c5439ec4 c5439ea0 c07e27bc c0c59110 # [ 116.000070] 9ea0: 00000000 c551c780 b6e48000 c290d000 c5439f60 c07e2758 c5439f5c c5439ec8 # [ 116.008539] 9ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5438000 # [ 116.017008] 9ee0: b6e48000 00020000 00000004 0000000a 0001fff6 c5439ee0 00000001 b6e47000 # [ 116.025476] 9f00: c53d3b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 116.033946] 9f20: 00000000 00000000 c13ac088 fd3a8590 c206b700 c551c780 c551c780 c5438000 # [ 116.042415] 9f40: b6e48000 00000000 00000000 00000004 c5439f94 c5439f60 c059c9b0 c059c304 # [ 116.050884] 9f60: 00000000 00000000 c5439fac fd3a8590 0000000a 0000000a 7ff00000 00000004 # [ 116.059354] 9f80: c03002e4 c5438000 c5439fa4 c5439f98 c059ca40 c059c948 00000000 c5439fa8 # [ 116.067821] 9fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e48000 0000000a 00000001 # [ 116.076290] 9fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e48000 00020000 0045fe38 # [ 116.084759] 9fe0: 00000004 beaed7e8 b6f0e33b b6e87616 60080030 00000001 00000000 00000000 # [ 116.093218] Backtrace: # [ 116.095939] [] (lkdtm_EXCEPTION) from [] (lkdtm_do_action+0x2c/0x4c) # [ 116.104321] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 116.112617] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 116.120818] r9:c5439f60 r8:c3ac2840 r7:0000000a r6:b6e48000 r5:c551c780 r4:c0c59104 # [ 116.128855] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 116.136969] r9:c07e2758 r8:c5439f60 r7:c290d000 r6:b6e48000 r5:c551c780 r4:00000000 # [ 116.145003] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 116.152422] r10:00000004 r9:00000000 r8:00000000 r7:b6e48000 r6:c5438000 r5:c551c780 # [ 116.160532] r4:c551c780 # [ 116.163336] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 116.170755] r9:c5438000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 116.178789] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 116.186636] Exception stack(0xc5439fa8 to 0xc5439ff0) # [ 116.191966] 9fa0: 0000000a 0000000a 00000001 b6e48000 0000000a 00000001 # [ 116.200436] 9fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e48000 00020000 0045fe38 # [ 116.208899] 9fe0: 00000004 beaed7e8 b6f0e33b b6e87616 # [ 116.214229] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) # [ 116.220672] ---[ end trace 296d7ef2d227b9b1 ]--- # 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>[ 118.246945] lkdtm: Performing direct entry CORRUPT_LIST_ADD <6>[ 118.251371] lkdtm: attempting good list addition <6>[ 118.256443] lkdtm: attempting corrupted list addition <3>[ 118.261581] lkdtm: list_add() corruption not detected! # [ 118.246945] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 118.251371] lkdtm: attempting good list addition # [ 118.256443] lkdtm: attempting corrupted list addition # [ 118.261581] 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>[ 118.853737] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 118.858383] lkdtm: attempting good list removal <6>[ 118.862960] lkdtm: attempting corrupted list removal <3>[ 118.868286] lkdtm: list_del() corruption not detected! # [ 118.853737] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 118.858383] lkdtm: attempting good list removal # [ 118.862960] lkdtm: attempting corrupted list removal # [ 118.868286] 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>[ 119.455358] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 119.460613] lkdtm: attempting bad read from page below current stack <3>[ 119.467271] lkdtm: FAIL: accessed page before stack! (byte: 0) # [ 119.455358] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 119.460613] lkdtm: attempting bad read from page below current stack # [ 119.467271] 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>[ 120.046804] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING <6>[ 120.052017] lkdtm: attempting bad read from page above current stack <3>[ 120.058820] lkdtm: FAIL: accessed page after stack! (byte: 38) # [ 120.046804] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 120.052017] lkdtm: attempting bad read from page above current stack # [ 120.058820] lkdtm: FAIL: accessed page after stack! (byte: 38) # 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>[ 120.657353] lkdtm: Performing direct entry UNSET_SMEP <3>[ 120.661259] lkdtm: XFAIL: this test is x86_64-only # [ 120.657353] lkdtm: Performing direct entry UNSET_SMEP # [ 120.661259] 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>[ 121.247803] lkdtm: Performing direct entry DOUBLE_FAULT <3>[ 121.252107] lkdtm: XFAIL: this test is ia32-only # [ 121.247803] lkdtm: Performing direct entry DOUBLE_FAULT # [ 121.252107] 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>[ 121.824140] lkdtm: Performing direct entry CORRUPT_PAC <3>[ 121.828278] lkdtm: XFAIL: this test is arm64-only # [ 121.824140] lkdtm: Performing direct entry CORRUPT_PAC # [ 121.828278] 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>[ 122.410333] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 122.415819] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 122.410333] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 122.415819] 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>[ 123.662727] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 123.667193] lkdtm: Value in memory before free: 12345678 <6>[ 123.672650] lkdtm: Attempting bad read from freed memory <6>[ 123.678371] lkdtm: Memory was not poisoned # [ 123.662727] lkdtm: Performing direct entry READ_AFTER_FREE # [ 123.667193] lkdtm: Value in memory before free: 12345678 # [ 123.672650] lkdtm: Attempting bad read from freed memory # [ 123.678371] 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>[ 124.582353] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 124.587393] lkdtm: Value in memory before free: 12345678 <6>[ 124.592802] lkdtm: Attempting to read from freed memory <6>[ 124.598494] lkdtm: Buddy page was not poisoned # [ 124.582353] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 124.587393] lkdtm: Value in memory before free: 12345678 # [ 124.592802] lkdtm: Attempting to read from freed memory # [ 124.598494] 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>[ 125.195895] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 125.200348] lkdtm: Attempting double slab free ... # [ 125.195895] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 125.200348] 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>[ 125.780096] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 125.784463] lkdtm: Attempting cross-cache slab free ... # [ 125.780096] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 125.784463] 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>[ 126.355238] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 126.359636] lkdtm: Attempting non-Slab slab free ... # [ 126.355238] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 126.359636] 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>[ 128.206583] lkdtm: Performing direct entry EXEC_DATA <6>[ 128.210402] lkdtm: attempting ok execution at c0c59a94 <6>[ 128.215972] lkdtm: attempting bad execution at c2705a28 <1>[ 128.221317] 8<--- cut here --- <1>[ 128.224619] Unable to handle kernel paging request at virtual address c2705a28 <1>[ 128.232134] pgd = 63469a9f <1>[ 128.235097] [c2705a28] *pgd=c261141e(bad) <0>[ 128.239382] Internal error: Oops: 8000000d [#3] SMP ARM <4>[ 128.244877] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 128.283913] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 128.291936] Hardware name: STM32 (Device Tree Support) <4>[ 128.297364] PC is at data_area+0x0/0x40 <4>[ 128.301462] LR is at execute_location+0xa4/0xb4 <4>[ 128.306258] pc : [] lr : [] psr: 60080013 <4>[ 128.312807] sp : c4f8de38 ip : 00000027 fp : c4f8de54 <4>[ 128.318309] r10: 0000000a r9 : c1ad2c5c r8 : c15ec020 <4>[ 128.323812] r7 : c4f8df60 r6 : 00000001 r5 : c2705a28 r4 : c0c59a94 <4>[ 128.330624] r3 : 7cc1855e r2 : 7cc1855e r1 : ef7955e4 r0 : 0000002b <4>[ 128.337436] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 128.344857] Control: 10c5387d Table: c57c406a DAC: 00000051 <0>[ 128.350883] Process cat (pid: 1671, stack limit = 0x2568ceb1) <0>[ 128.356907] Stack: (0xc4f8de38 to 0xc4f8e000) <0>[ 128.361536] de20: 0000001f c5613000 <0>[ 128.370010] de40: 0000000a c4f8df60 c4f8de64 c4f8de58 c1396cc0 c1396abc c4f8de74 c4f8de68 <0>[ 128.378479] de60: c0c58d24 c1396ca8 c4f8de9c c4f8de78 c0c59224 c0c58d04 c0c59104 c5411280 <0>[ 128.386949] de80: b6e40000 0000000a c3ac2840 c4f8df60 c4f8dec4 c4f8dea0 c07e27bc c0c59110 <0>[ 128.395419] dea0: 00000000 c5411280 b6e40000 c290d000 c4f8df60 c07e2758 c4f8df5c c4f8dec8 <0>[ 128.403889] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c4f8c000 <0>[ 128.412358] dee0: b6e40000 00020000 00000004 0000000a 0001fff6 c4f8dee0 00000001 b6e3f000 <0>[ 128.420826] df00: c5411780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 128.429296] df20: 00000000 00000000 c13ac088 7cc1855e c206b700 c5411280 c5411280 c4f8c000 <0>[ 128.437765] df40: b6e40000 00000000 00000000 00000004 c4f8df94 c4f8df60 c059c9b0 c059c304 <0>[ 128.446234] df60: 00000000 00000000 c4f8dfac 7cc1855e 0000000a 0000000a 7ff00000 00000004 <0>[ 128.454705] df80: c03002e4 c4f8c000 c4f8dfa4 c4f8df98 c059ca40 c059c948 00000000 c4f8dfa8 <0>[ 128.463174] dfa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e40000 0000000a 00000001 <0>[ 128.471645] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e40000 00020000 0049fe38 <0>[ 128.480116] dfe0: 00000004 bec647e8 b6f0633b b6e7f616 60080030 00000001 00000000 00000000 <0>[ 128.488577] Backtrace: <0>[ 128.491298] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) <0>[ 128.499764] r7:c4f8df60 r6:0000000a r5:c5613000 r4:0000001f <0>[ 128.505707] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 128.514089] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 128.522389] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 128.530593] r9:c4f8df60 r8:c3ac2840 r7:0000000a r6:b6e40000 r5:c5411280 r4:c0c59104 <0>[ 128.538631] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 128.546748] r9:c07e2758 r8:c4f8df60 r7:c290d000 r6:b6e40000 r5:c5411280 r4:00000000 <0>[ 128.554784] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 128.562205] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c4f8c000 r5:c5411280 <0>[ 128.570316] r4:c5411280 <0>[ 128.573121] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 128.580542] r9:c4f8c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 128.588579] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 128.596427] Exception stack(0xc4f8dfa8 to 0xc4f8dff0) <0>[ 128.601759] dfa0: 0000000a 0000000a 00000001 b6e40000 0000000a 00000001 <0>[ 128.610232] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e40000 00020000 0049fe38 <0>[ 128.618697] dfe0: 00000004 bec647e8 b6f0633b b6e7f616 <0>[ 128.624028] Code: 00000000 c2a2a9c0 c2a2aa80 c2a2ab40 (e1a0c00d) <4>[ 128.630405] ---[ end trace 296d7ef2d227b9b2 ]--- # Segmentation fault # [ 128.206583] lkdtm: Performing direct entry EXEC_DATA # [ 128.210402] lkdtm: attempting ok execution at c0c59a94 # [ 128.215972] lkdtm: attempting bad execution at c2705a28 # [ 128.221317] 8<--- cut here --- # [ 128.224619] Unable to handle kernel paging request at virtual address c2705a28 # [ 128.232134] pgd = 63469a9f # [ 128.235097] [c2705a28] *pgd=c261141e(bad) # [ 128.239382] Internal error: Oops: 8000000d [#3] SMP ARM # [ 128.244877] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 128.283913] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 128.291936] Hardware name: STM32 (Device Tree Support) # [ 128.297364] PC is at data_area+0x0/0x40 # [ 128.301462] LR is at execute_location+0xa4/0xb4 # [ 128.306258] pc : [] lr : [] psr: 60080013 # [ 128.312807] sp : c4f8de38 ip : 00000027 fp : c4f8de54 # [ 128.318309] r10: 0000000a r9 : c1ad2c5c r8 : c15ec020 # [ 128.323812] r7 : c4f8df60 r6 : 00000001 r5 : c2705a28 r4 : c0c59a94 # [ 128.330624] r3 : 7cc1855e r2 : 7cc1855e r1 : ef7955e4 r0 : 0000002b # [ 128.337436] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 128.344857] Control: 10c5387d Table: c57c406a DAC: 00000051 # [ 128.350883] Process cat (pid: 1671, stack limit = 0x2568ceb1) # [ 128.356907] Stack: (0xc4f8de38 to 0xc4f8e000) # [ 128.361536] de20: 0000001f c5613000 # [ 128.370010] de40: 0000000a c4f8df60 c4f8de64 c4f8de58 c1396cc0 c1396abc c4f8de74 c4f8de68 # [ 128.378479] de60: c0c58d24 c1396ca8 c4f8de9c c4f8de78 c0c59224 c0c58d04 c0c59104 c5411280 # [ 128.386949] de80: b6e40000 0000000a c3ac2840 c4f8df60 c4f8dec4 c4f8dea0 c07e27bc c0c59110 # [ 128.395419] dea0: 00000000 c5411280 b6e40000 c290d000 c4f8df60 c07e2758 c4f8df5c c4f8dec8 # [ 128.403889] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c4f8c000 # [ 128.412358] dee0: b6e40000 00020000 00000004 0000000a 0001fff6 c4f8dee0 00000001 b6e3f000 # [ 128.420826] df00: c5411780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 128.429296] df20: 00000000 00000000 c13ac088 7cc1855e c206b700 c5411280 c5411280 c4f8c000 # [ 128.437765] df40: b6e40000 00000000 00000000 00000004 c4f8df94 c4f8df60 c059c9b0 c059c304 # [ 128.446234] df60: 00000000 00000000 c4f8dfac 7cc1855e 0000000a 0000000a 7ff00000 00000004 # [ 128.454705] df80: c03002e4 c4f8c000 c4f8dfa4 c4f8df98 c059ca40 c059c948 00000000 c4f8dfa8 # [ 128.463174] dfa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e40000 0000000a 00000001 # [ 128.471645] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e40000 00020000 0049fe38 # [ 128.480116] dfe0: 00000004 bec647e8 b6f0633b b6e7f616 60080030 00000001 00000000 00000000 # [ 128.488577] Backtrace: # [ 128.491298] [] (execute_location) from [] (lkdtm_EXEC_DATA+0x24/0x28) # [ 128.499764] r7:c4f8df60 r6:0000000a r5:c5613000 r4:0000001f # [ 128.505707] [] (lkdtm_EXEC_DATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 128.514089] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 128.522389] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 128.530593] r9:c4f8df60 r8:c3ac2840 r7:0000000a r6:b6e40000 r5:c5411280 r4:c0c59104 # [ 128.538631] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 128.546748] r9:c07e2758 r8:c4f8df60 r7:c290d000 r6:b6e40000 r5:c5411280 r4:00000000 # [ 128.554784] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 128.562205] r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c4f8c000 r5:c5411280 # [ 128.570316] r4:c5411280 # [ 128.573121] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 128.580542] r9:c4f8c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 128.588579] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 128.596427] Exception stack(0xc4f8dfa8 to 0xc4f8dff0) # [ 128.601759] dfa0: 0000000a 0000000a 00000001 b6e40000 0000000a 00000001 # [ 128.610232] dfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e40000 00020000 0049fe38 # [ 128.618697] dfe0: 00000004 bec647e8 b6f0633b b6e7f616 # [ 128.624028] Code: 00000000 c2a2a9c0 c2a2aa80 c2a2ab40 (e1a0c00d) # [ 128.630405] ---[ end trace 296d7ef2d227b9b2 ]--- # EXEC_DATA: missing 'call trace:': [FAIL] not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1 # selftests: lkdtm: EXEC_STACK.sh <6>[ 129.383180] lkdtm: Performing direct entry EXEC_STACK <6>[ 129.387206] lkdtm: attempting ok execution at c0c59a94 <6>[ 129.392490] lkdtm: attempting bad execution at c525fe0c <1>[ 129.398147] 8<--- cut here --- <1>[ 129.401304] Unable to handle kernel paging request at virtual address c525fe0c <1>[ 129.408818] pgd = 6032a7db <1>[ 129.411782] [c525fe0c] *pgd=c521141e(bad) <0>[ 129.416067] Internal error: Oops: 8000000d [#4] SMP ARM <4>[ 129.421559] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 129.460584] CPU: 1 PID: 1749 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 129.468605] Hardware name: STM32 (Device Tree Support) <4>[ 129.474028] PC is at 0xc525fe0c <4>[ 129.477434] LR is at execute_location+0xa4/0xb4 <4>[ 129.482226] pc : [] lr : [] psr: 60080013 <4>[ 129.488773] sp : c525fde8 ip : c525fcf0 fp : c525fe04 <4>[ 129.494273] r10: 0000000b r9 : c1ad2c68 r8 : c15ec020 <4>[ 129.499774] r7 : c525ff60 r6 : 00000001 r5 : c525fe0c r4 : c0c59a94 <4>[ 129.506583] r3 : 7c5f21ed r2 : 7c5f21ed r1 : ef7aa5e0 r0 : 0000002b <4>[ 129.513393] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 129.520813] Control: 10c5387d Table: c53bc06a DAC: 00000051 <0>[ 129.526841] Process cat (pid: 1749, stack limit = 0xc25dfda7) <0>[ 129.532861] Stack: (0xc525fde8 to 0xc5260000) <0>[ 129.537493] fde0: c525e000 c606e000 0000000b c525ff60 c525fe64 c525fe08 <0>[ 129.545960] fe00: c1396cfc c1396abc c525fe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 <0>[ 129.554428] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8 <0>[ 129.562896] fe40: e3a02040 e3a01d33 e5930018 7c5f21ed 0000000b 00000020 c525fe74 c525fe68 <0>[ 129.571365] fe60: c0c58d24 c1396cd0 c525fe9c c525fe78 c0c59224 c0c58d04 c0c59104 c5411140 <0>[ 129.579834] fe80: b6dda000 0000000b c3ac2840 c525ff60 c525fec4 c525fea0 c07e27bc c0c59110 <0>[ 129.588302] fea0: 00000000 c5411140 b6dda000 c290d000 c525ff60 c07e2758 c525ff5c c525fec8 <0>[ 129.596771] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c525e000 <0>[ 129.605240] fee0: b6dda000 00020000 00000004 0000000b 0001fff5 c525fee0 00000001 b6dd9000 <0>[ 129.613707] ff00: c56e5640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 129.622176] ff20: 00000000 00000000 c13ac088 7c5f21ed c206b700 c5411140 c5411140 c525e000 <0>[ 129.630646] ff40: b6dda000 00000000 00000000 00000004 c525ff94 c525ff60 c059c9b0 c059c304 <0>[ 129.639116] ff60: 00000000 00000000 c525ffac 7c5f21ed 0000000b 0000000b 7ff00000 00000004 <0>[ 129.647586] ff80: c03002e4 c525e000 c525ffa4 c525ff98 c059ca40 c059c948 00000000 c525ffa8 <0>[ 129.656055] ffa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6dda000 0000000b 00000001 <0>[ 129.664527] ffc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dda000 00020000 0044fe38 <0>[ 129.672997] ffe0: 00000004 beef97e8 b6ea033b b6e19616 60080030 00000001 00000000 00000000 <0>[ 129.681458] Backtrace: <0>[ 129.684180] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) <0>[ 129.692736] r7:c525ff60 r6:0000000b r5:c606e000 r4:c525e000 <0>[ 129.698677] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 129.707136] r4:00000020 <0>[ 129.709938] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 129.718239] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 129.726443] r9:c525ff60 r8:c3ac2840 r7:0000000b r6:b6dda000 r5:c5411140 r4:c0c59104 <0>[ 129.734481] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 129.742596] r9:c07e2758 r8:c525ff60 r7:c290d000 r6:b6dda000 r5:c5411140 r4:00000000 <0>[ 129.750631] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 129.758052] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c525e000 r5:c5411140 <0>[ 129.766165] r4:c5411140 <0>[ 129.768970] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 129.776390] r9:c525e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 129.784426] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 129.792275] Exception stack(0xc525ffa8 to 0xc525fff0) <0>[ 129.797608] ffa0: 0000000b 0000000b 00000001 b6dda000 0000000b 00000001 <0>[ 129.806079] ffc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dda000 00020000 0044fe38 <0>[ 129.814544] ffe0: 00000004 beef97e8 b6ea033b b6e19616 <0>[ 129.819876] Code: c525fe08 c1396cfc c1396abc c525fe6c (e1a0c00d) <4>[ 129.826253] ---[ end trace 296d7ef2d227b9b3 ]--- # Segmentation fault # [ 129.383180] lkdtm: Performing direct entry EXEC_STACK # [ 129.387206] lkdtm: attempting ok execution at c0c59a94 # [ 129.392490] lkdtm: attempting bad execution at c525fe0c # [ 129.398147] 8<--- cut here --- # [ 129.401304] Unable to handle kernel paging request at virtual address c525fe0c # [ 129.408818] pgd = 6032a7db # [ 129.411782] [c525fe0c] *pgd=c521141e(bad) # [ 129.416067] Internal error: Oops: 8000000d [#4] SMP ARM # [ 129.421559] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 129.460584] CPU: 1 PID: 1749 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 129.468605] Hardware name: STM32 (Device Tree Support) # [ 129.474028] PC is at 0xc525fe0c # [ 129.477434] LR is at execute_location+0xa4/0xb4 # [ 129.482226] pc : [] lr : [] psr: 60080013 # [ 129.488773] sp : c525fde8 ip : c525fcf0 fp : c525fe04 # [ 129.494273] r10: 0000000b r9 : c1ad2c68 r8 : c15ec020 # [ 129.499774] r7 : c525ff60 r6 : 00000001 r5 : c525fe0c r4 : c0c59a94 # [ 129.506583] r3 : 7c5f21ed r2 : 7c5f21ed r1 : ef7aa5e0 r0 : 0000002b # [ 129.513393] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 129.520813] Control: 10c5387d Table: c53bc06a DAC: 00000051 # [ 129.526841] Process cat (pid: 1749, stack limit = 0xc25dfda7) # [ 129.532861] Stack: (0xc525fde8 to 0xc5260000) # [ 129.537493] fde0: c525e000 c606e000 0000000b c525ff60 c525fe64 c525fe08 # [ 129.545960] fe00: c1396cfc c1396abc c525fe6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000 # [ 129.554428] fe20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8 # [ 129.562896] fe40: e3a02040 e3a01d33 e5930018 7c5f21ed 0000000b 00000020 c525fe74 c525fe68 # [ 129.571365] fe60: c0c58d24 c1396cd0 c525fe9c c525fe78 c0c59224 c0c58d04 c0c59104 c5411140 # [ 129.579834] fe80: b6dda000 0000000b c3ac2840 c525ff60 c525fec4 c525fea0 c07e27bc c0c59110 # [ 129.588302] fea0: 00000000 c5411140 b6dda000 c290d000 c525ff60 c07e2758 c525ff5c c525fec8 # [ 129.596771] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c525e000 # [ 129.605240] fee0: b6dda000 00020000 00000004 0000000b 0001fff5 c525fee0 00000001 b6dd9000 # [ 129.613707] ff00: c56e5640 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 129.622176] ff20: 00000000 00000000 c13ac088 7c5f21ed c206b700 c5411140 c5411140 c525e000 # [ 129.630646] ff40: b6dda000 00000000 00000000 00000004 c525ff94 c525ff60 c059c9b0 c059c304 # [ 129.639116] ff60: 00000000 00000000 c525ffac 7c5f21ed 0000000b 0000000b 7ff00000 00000004 # [ 129.647586] ff80: c03002e4 c525e000 c525ffa4 c525ff98 c059ca40 c059c948 00000000 c525ffa8 # [ 129.656055] ffa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6dda000 0000000b 00000001 # [ 129.664527] ffc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dda000 00020000 0044fe38 # [ 129.672997] ffe0: 00000004 beef97e8 b6ea033b b6e19616 60080030 00000001 00000000 00000000 # [ 129.681458] Backtrace: # [ 129.684180] [] (execute_location) from [] (lkdtm_EXEC_STACK+0x38/0x54) # [ 129.692736] r7:c525ff60 r6:0000000b r5:c606e000 r4:c525e000 # [ 129.698677] [] (lkdtm_EXEC_STACK) from [] (lkdtm_do_action+0x2c/0x4c) # [ 129.707136] r4:00000020 # [ 129.709938] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 129.718239] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 129.726443] r9:c525ff60 r8:c3ac2840 r7:0000000b r6:b6dda000 r5:c5411140 r4:c0c59104 # [ 129.734481] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 129.742596] r9:c07e2758 r8:c525ff60 r7:c290d000 r6:b6dda000 r5:c5411140 r4:00000000 # [ 129.750631] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 129.758052] r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c525e000 r5:c5411140 # [ 129.766165] r4:c5411140 # [ 129.768970] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 129.776390] r9:c525e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 129.784426] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 129.792275] Exception stack(0xc525ffa8 to 0xc525fff0) # [ 129.797608] ffa0: 0000000b 0000000b 00000001 b6dda000 0000000b 00000001 # [ 129.806079] ffc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6dda000 00020000 0044fe38 # [ 129.814544] ffe0: 00000004 beef97e8 b6ea033b b6e19616 # [ 129.819876] Code: c525fe08 c1396cfc c1396abc c525fe6c (e1a0c00d) # [ 129.826253] ---[ end trace 296d7ef2d227b9b3 ]--- # EXEC_STACK: missing 'call trace:': [FAIL] not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1 # selftests: lkdtm: EXEC_KMALLOC.sh <6>[ 130.620790] lkdtm: Performing direct entry EXEC_KMALLOC <6>[ 130.624874] lkdtm: attempting ok execution at c0c59a94 <6>[ 130.630459] lkdtm: attempting bad execution at c5613bc0 <1>[ 130.635960] 8<--- cut here --- <1>[ 130.639087] Unable to handle kernel paging request at virtual address c5613bc0 <1>[ 130.646598] pgd = dd6b7f22 <1>[ 130.649562] [c5613bc0] *pgd=c561141e(bad) <0>[ 130.653847] Internal error: Oops: 8000000d [#5] SMP ARM <4>[ 130.659344] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 130.698380] CPU: 0 PID: 1829 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 130.706401] Hardware name: STM32 (Device Tree Support) <4>[ 130.711822] PC is at 0xc5613bc0 <4>[ 130.715230] LR is at execute_location+0xa4/0xb4 <4>[ 130.720021] pc : [] lr : [] psr: 60080013 <4>[ 130.726570] sp : c61f1e30 ip : c61f1d38 fp : c61f1e4c <4>[ 130.732071] r10: 0000000d r9 : c1ad2c74 r8 : c15ec020 <4>[ 130.737573] r7 : c61f1f60 r6 : 00000001 r5 : c5613bc0 r4 : c0c59a94 <4>[ 130.744383] r3 : 1e1610c8 r2 : 1e1610c8 r1 : ef7955e0 r0 : 0000002b <4>[ 130.751196] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 130.758617] Control: 10c5387d Table: c613c06a DAC: 00000051 <0>[ 130.764643] Process cat (pid: 1829, stack limit = 0x2ae4ead9) <0>[ 130.770667] Stack: (0xc61f1e30 to 0xc61f2000) <0>[ 130.775299] 1e20: c5613bc0 c60b6000 0000000d c61f1f60 <0>[ 130.783772] 1e40: c61f1e64 c61f1e50 c0c59ae4 c1396abc 00000021 c60b6000 c61f1e74 c61f1e68 <0>[ 130.792242] 1e60: c0c58d24 c0c59ab8 c61f1e9c c61f1e78 c0c59224 c0c58d04 c0c59104 c551cb40 <0>[ 130.800712] 1e80: b6e7e000 0000000d c3ac2840 c61f1f60 c61f1ec4 c61f1ea0 c07e27bc c0c59110 <0>[ 130.809183] 1ea0: 00000000 c551cb40 b6e7e000 c290d000 c61f1f60 c07e2758 c61f1f5c c61f1ec8 <0>[ 130.817654] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c61f0000 <0>[ 130.826124] 1ee0: b6e7e000 00020000 00000004 0000000d 0001fff3 c61f1ee0 00000001 b6e7d000 <0>[ 130.834593] 1f00: c5152500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 130.843064] 1f20: 00000000 00000000 c13ac088 1e1610c8 c206b700 c551cb40 c551cb40 c61f0000 <0>[ 130.851534] 1f40: b6e7e000 00000000 00000000 00000004 c61f1f94 c61f1f60 c059c9b0 c059c304 <0>[ 130.860004] 1f60: 00000000 00000000 c61f1fac 1e1610c8 0000000d 0000000d 7ff00000 00000004 <0>[ 130.868473] 1f80: c03002e4 c61f0000 c61f1fa4 c61f1f98 c059ca40 c059c948 00000000 c61f1fa8 <0>[ 130.876941] 1fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e7e000 0000000d 00000001 <0>[ 130.885412] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e7e000 00020000 004cfe38 <0>[ 130.893882] 1fe0: 00000004 bee3c7e8 b6f4433b b6ebd616 60080030 00000001 00000000 00000000 <0>[ 130.902342] Backtrace: <0>[ 130.905068] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) <0>[ 130.913791] r7:c61f1f60 r6:0000000d r5:c60b6000 r4:c5613bc0 <0>[ 130.919732] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 130.928369] r5:c60b6000 r4:00000021 <0>[ 130.932217] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 130.940523] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 130.948722] r9:c61f1f60 r8:c3ac2840 r7:0000000d r6:b6e7e000 r5:c551cb40 r4:c0c59104 <0>[ 130.956759] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 130.964872] r9:c07e2758 r8:c61f1f60 r7:c290d000 r6:b6e7e000 r5:c551cb40 r4:00000000 <0>[ 130.972907] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 130.980326] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c61f0000 r5:c551cb40 <0>[ 130.988436] r4:c551cb40 <0>[ 130.991240] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 130.998661] r9:c61f0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 131.006696] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 131.014543] Exception stack(0xc61f1fa8 to 0xc61f1ff0) <0>[ 131.019875] 1fa0: 0000000d 0000000d 00000001 b6e7e000 0000000d 00000001 <0>[ 131.028346] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e7e000 00020000 004cfe38 <0>[ 131.036812] 1fe0: 00000004 bee3c7e8 b6f4433b b6ebd616 <0>[ 131.042143] Code: 00000001 c60b50d0 c5613a90 b6818000 (e1a0c00d) <4>[ 131.048519] ---[ end trace 296d7ef2d227b9b4 ]--- # Segmentation fault # [ 130.620790] lkdtm: Performing direct entry EXEC_KMALLOC # [ 130.624874] lkdtm: attempting ok execution at c0c59a94 # [ 130.630459] lkdtm: attempting bad execution at c5613bc0 # [ 130.635960] 8<--- cut here --- # [ 130.639087] Unable to handle kernel paging request at virtual address c5613bc0 # [ 130.646598] pgd = dd6b7f22 # [ 130.649562] [c5613bc0] *pgd=c561141e(bad) # [ 130.653847] Internal error: Oops: 8000000d [#5] SMP ARM # [ 130.659344] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 130.698380] CPU: 0 PID: 1829 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 130.706401] Hardware name: STM32 (Device Tree Support) # [ 130.711822] PC is at 0xc5613bc0 # [ 130.715230] LR is at execute_location+0xa4/0xb4 # [ 130.720021] pc : [] lr : [] psr: 60080013 # [ 130.726570] sp : c61f1e30 ip : c61f1d38 fp : c61f1e4c # [ 130.732071] r10: 0000000d r9 : c1ad2c74 r8 : c15ec020 # [ 130.737573] r7 : c61f1f60 r6 : 00000001 r5 : c5613bc0 r4 : c0c59a94 # [ 130.744383] r3 : 1e1610c8 r2 : 1e1610c8 r1 : ef7955e0 r0 : 0000002b # [ 130.751196] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 130.758617] Control: 10c5387d Table: c613c06a DAC: 00000051 # [ 130.764643] Process cat (pid: 1829, stack limit = 0x2ae4ead9) # [ 130.770667] Stack: (0xc61f1e30 to 0xc61f2000) # [ 130.775299] 1e20: c5613bc0 c60b6000 0000000d c61f1f60 # [ 130.783772] 1e40: c61f1e64 c61f1e50 c0c59ae4 c1396abc 00000021 c60b6000 c61f1e74 c61f1e68 # [ 130.792242] 1e60: c0c58d24 c0c59ab8 c61f1e9c c61f1e78 c0c59224 c0c58d04 c0c59104 c551cb40 # [ 130.800712] 1e80: b6e7e000 0000000d c3ac2840 c61f1f60 c61f1ec4 c61f1ea0 c07e27bc c0c59110 # [ 130.809183] 1ea0: 00000000 c551cb40 b6e7e000 c290d000 c61f1f60 c07e2758 c61f1f5c c61f1ec8 # [ 130.817654] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c61f0000 # [ 130.826124] 1ee0: b6e7e000 00020000 00000004 0000000d 0001fff3 c61f1ee0 00000001 b6e7d000 # [ 130.834593] 1f00: c5152500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 130.843064] 1f20: 00000000 00000000 c13ac088 1e1610c8 c206b700 c551cb40 c551cb40 c61f0000 # [ 130.851534] 1f40: b6e7e000 00000000 00000000 00000004 c61f1f94 c61f1f60 c059c9b0 c059c304 # [ 130.860004] 1f60: 00000000 00000000 c61f1fac 1e1610c8 0000000d 0000000d 7ff00000 00000004 # [ 130.868473] 1f80: c03002e4 c61f0000 c61f1fa4 c61f1f98 c059ca40 c059c948 00000000 c61f1fa8 # [ 130.876941] 1fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e7e000 0000000d 00000001 # [ 130.885412] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e7e000 00020000 004cfe38 # [ 130.893882] 1fe0: 00000004 bee3c7e8 b6f4433b b6ebd616 60080030 00000001 00000000 00000000 # [ 130.902342] Backtrace: # [ 130.905068] [] (execute_location) from [] (lkdtm_EXEC_KMALLOC+0x38/0x44) # [ 130.913791] r7:c61f1f60 r6:0000000d r5:c60b6000 r4:c5613bc0 # [ 130.919732] [] (lkdtm_EXEC_KMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 130.928369] r5:c60b6000 r4:00000021 # [ 130.932217] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 130.940523] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 130.948722] r9:c61f1f60 r8:c3ac2840 r7:0000000d r6:b6e7e000 r5:c551cb40 r4:c0c59104 # [ 130.956759] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 130.964872] r9:c07e2758 r8:c61f1f60 r7:c290d000 r6:b6e7e000 r5:c551cb40 r4:00000000 # [ 130.972907] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 130.980326] r10:00000004 r9:00000000 r8:00000000 r7:b6e7e000 r6:c61f0000 r5:c551cb40 # [ 130.988436] r4:c551cb40 # [ 130.991240] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 130.998661] r9:c61f0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 131.006696] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 131.014543] Exception stack(0xc61f1fa8 to 0xc61f1ff0) # [ 131.019875] 1fa0: 0000000d 0000000d 00000001 b6e7e000 0000000d 00000001 # [ 131.028346] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e7e000 00020000 004cfe38 # [ 131.036812] 1fe0: 00000004 bee3c7e8 b6f4433b b6ebd616 # [ 131.042143] Code: 00000001 c60b50d0 c5613a90 b6818000 (e1a0c00d) # [ 131.048519] ---[ end trace 296d7ef2d227b9b4 ]--- # EXEC_KMALLOC: missing 'call trace:': [FAIL] not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_VMALLOC.sh <6>[ 131.808843] lkdtm: Performing direct entry EXEC_VMALLOC <6>[ 131.812978] lkdtm: attempting ok execution at c0c59a94 <6>[ 131.818602] lkdtm: attempting bad execution at f08a2000 <1>[ 131.823850] 8<--- cut here --- <1>[ 131.827248] Unable to handle kernel paging request at virtual address f08a2000 <1>[ 131.834704] pgd = 2b5b9b28 <1>[ 131.837781] [f08a2000] *pgd=c2956811, *pte=f98ff65f, *ppte=f98ff45f <0>[ 131.844187] Internal error: Oops: 8000000f [#6] SMP ARM <4>[ 131.849677] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 131.888712] CPU: 1 PID: 1907 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 131.896734] Hardware name: STM32 (Device Tree Support) <4>[ 131.902157] PC is at 0xf08a2000 <4>[ 131.905564] LR is at execute_location+0xa4/0xb4 <4>[ 131.910357] pc : [] lr : [] psr: 60080013 <4>[ 131.916906] sp : c525fe30 ip : 00000027 fp : c525fe4c <4>[ 131.922407] r10: 0000000d r9 : c1ad2c84 r8 : c15ec020 <4>[ 131.927910] r7 : c525ff60 r6 : 00000001 r5 : f08a2000 r4 : c0c59a94 <4>[ 131.934722] r3 : 6503861c r2 : 6503861c r1 : ef7aa5e4 r0 : 0000002b <4>[ 131.941535] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 131.948956] Control: 10c5387d Table: c538c06a DAC: 00000051 <0>[ 131.954987] Process cat (pid: 1907, stack limit = 0xc25dfda7) <0>[ 131.961007] Stack: (0xc525fe30 to 0xc5260000) <0>[ 131.965639] fe20: f08a2000 c6071000 0000000d c525ff60 <0>[ 131.974113] fe40: c525fe64 c525fe50 c0c59b18 c1396abc 00000022 c6071000 c525fe74 c525fe68 <0>[ 131.982584] fe60: c0c58d24 c0c59afc c525fe9c c525fe78 c0c59224 c0c58d04 c0c59104 c53d3640 <0>[ 131.991055] fe80: b6e22000 0000000d c3ac2840 c525ff60 c525fec4 c525fea0 c07e27bc c0c59110 <0>[ 131.999526] fea0: 00000000 c53d3640 b6e22000 c290d000 c525ff60 c07e2758 c525ff5c c525fec8 <0>[ 132.007997] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c525e000 <0>[ 132.016467] fee0: b6e22000 00020000 00000004 0000000d 0001fff3 c525fee0 00000001 b6e21000 <0>[ 132.024937] ff00: c5251a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 132.033409] ff20: 00000000 00000000 c13ac088 6503861c c206b700 c53d3640 c53d3640 c525e000 <0>[ 132.041881] ff40: b6e22000 00000000 00000000 00000004 c525ff94 c525ff60 c059c9b0 c059c304 <0>[ 132.050352] ff60: 00000000 00000000 c525ffac 6503861c 0000000d 0000000d 7ff00000 00000004 <0>[ 132.058823] ff80: c03002e4 c525e000 c525ffa4 c525ff98 c059ca40 c059c948 00000000 c525ffa8 <0>[ 132.067293] ffa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e22000 0000000d 00000001 <0>[ 132.075764] ffc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e22000 00020000 004dfe38 <0>[ 132.084234] ffe0: 00000004 befdc7e8 b6ee833b b6e61616 60080030 00000001 00000000 00000000 <0>[ 132.092695] Backtrace: <0>[ 132.095422] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) <0>[ 132.104145] r7:c525ff60 r6:0000000d r5:c6071000 r4:f08a2000 <0>[ 132.110087] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 132.118726] r5:c6071000 r4:00000022 <0>[ 132.122576] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 132.130876] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 132.139081] r9:c525ff60 r8:c3ac2840 r7:0000000d r6:b6e22000 r5:c53d3640 r4:c0c59104 <0>[ 132.147121] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 132.155237] r9:c07e2758 r8:c525ff60 r7:c290d000 r6:b6e22000 r5:c53d3640 r4:00000000 <0>[ 132.163274] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 132.170695] r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c525e000 r5:c53d3640 <0>[ 132.178808] r4:c53d3640 <0>[ 132.181613] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 132.189040] r9:c525e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d <0>[ 132.197079] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 132.204925] Exception stack(0xc525ffa8 to 0xc525fff0) <0>[ 132.210258] ffa0: 0000000d 0000000d 00000001 b6e22000 0000000d 00000001 <0>[ 132.218728] ffc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e22000 00020000 004dfe38 <0>[ 132.227196] ffe0: 00000004 befdc7e8 b6ee833b b6e61616 <0>[ 132.232539] Code: bad PC value <4>[ 132.235951] ---[ end trace 296d7ef2d227b9b5 ]--- # Segmentation fault # [ 131.808843] lkdtm: Performing direct entry EXEC_VMALLOC # [ 131.812978] lkdtm: attempting ok execution at c0c59a94 # [ 131.818602] lkdtm: attempting bad execution at f08a2000 # [ 131.823850] 8<--- cut here --- # [ 131.827248] Unable to handle kernel paging request at virtual address f08a2000 # [ 131.834704] pgd = 2b5b9b28 # [ 131.837781] [f08a2000] *pgd=c2956811, *pte=f98ff65f, *ppte=f98ff45f # [ 131.844187] Internal error: Oops: 8000000f [#6] SMP ARM # [ 131.849677] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 131.888712] CPU: 1 PID: 1907 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 131.896734] Hardware name: STM32 (Device Tree Support) # [ 131.902157] PC is at 0xf08a2000 # [ 131.905564] LR is at execute_location+0xa4/0xb4 # [ 131.910357] pc : [] lr : [] psr: 60080013 # [ 131.916906] sp : c525fe30 ip : 00000027 fp : c525fe4c # [ 131.922407] r10: 0000000d r9 : c1ad2c84 r8 : c15ec020 # [ 131.927910] r7 : c525ff60 r6 : 00000001 r5 : f08a2000 r4 : c0c59a94 # [ 131.934722] r3 : 6503861c r2 : 6503861c r1 : ef7aa5e4 r0 : 0000002b # [ 131.941535] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 131.948956] Control: 10c5387d Table: c538c06a DAC: 00000051 # [ 131.954987] Process cat (pid: 1907, stack limit = 0xc25dfda7) # [ 131.961007] Stack: (0xc525fe30 to 0xc5260000) # [ 131.965639] fe20: f08a2000 c6071000 0000000d c525ff60 # [ 131.974113] fe40: c525fe64 c525fe50 c0c59b18 c1396abc 00000022 c6071000 c525fe74 c525fe68 # [ 131.982584] fe60: c0c58d24 c0c59afc c525fe9c c525fe78 c0c59224 c0c58d04 c0c59104 c53d3640 # [ 131.991055] fe80: b6e22000 0000000d c3ac2840 c525ff60 c525fec4 c525fea0 c07e27bc c0c59110 # [ 131.999526] fea0: 00000000 c53d3640 b6e22000 c290d000 c525ff60 c07e2758 c525ff5c c525fec8 # [ 132.007997] fec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c525e000 # [ 132.016467] fee0: b6e22000 00020000 00000004 0000000d 0001fff3 c525fee0 00000001 b6e21000 # [ 132.024937] ff00: c5251a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 132.033409] ff20: 00000000 00000000 c13ac088 6503861c c206b700 c53d3640 c53d3640 c525e000 # [ 132.041881] ff40: b6e22000 00000000 00000000 00000004 c525ff94 c525ff60 c059c9b0 c059c304 # [ 132.050352] ff60: 00000000 00000000 c525ffac 6503861c 0000000d 0000000d 7ff00000 00000004 # [ 132.058823] ff80: c03002e4 c525e000 c525ffa4 c525ff98 c059ca40 c059c948 00000000 c525ffa8 # [ 132.067293] ffa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e22000 0000000d 00000001 # [ 132.075764] ffc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e22000 00020000 004dfe38 # [ 132.084234] ffe0: 00000004 befdc7e8 b6ee833b b6e61616 60080030 00000001 00000000 00000000 # [ 132.092695] Backtrace: # [ 132.095422] [] (execute_location) from [] (lkdtm_EXEC_VMALLOC+0x28/0x34) # [ 132.104145] r7:c525ff60 r6:0000000d r5:c6071000 r4:f08a2000 # [ 132.110087] [] (lkdtm_EXEC_VMALLOC) from [] (lkdtm_do_action+0x2c/0x4c) # [ 132.118726] r5:c6071000 r4:00000022 # [ 132.122576] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 132.130876] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 132.139081] r9:c525ff60 r8:c3ac2840 r7:0000000d r6:b6e22000 r5:c53d3640 r4:c0c59104 # [ 132.147121] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 132.155237] r9:c07e2758 r8:c525ff60 r7:c290d000 r6:b6e22000 r5:c53d3640 r4:00000000 # [ 132.163274] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 132.170695] r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c525e000 r5:c53d3640 # [ 132.178808] r4:c53d3640 # [ 132.181613] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 132.189040] r9:c525e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d # [ 132.197079] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 132.204925] Exception stack(0xc525ffa8 to 0xc525fff0) # [ 132.210258] ffa0: 0000000d 0000000d 00000001 b6e22000 0000000d 00000001 # [ 132.218728] ffc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e22000 00020000 004dfe38 # [ 132.227196] ffe0: 00000004 befdc7e8 b6ee833b b6e61616 # [ 132.232539] Code: bad PC value # [ 132.235951] ---[ end trace 296d7ef2d227b9b5 ]--- # EXEC_VMALLOC: missing 'call trace:': [FAIL] not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1 # selftests: lkdtm: EXEC_RODATA.sh <6>[ 133.027072] lkdtm: Performing direct entry EXEC_RODATA <6>[ 133.031066] lkdtm: attempting ok execution at c0c59a94 <6>[ 133.036651] lkdtm: attempting bad execution at c15ec2bc <1>[ 133.041978] 8<--- cut here --- <1>[ 133.045285] Unable to handle kernel paging request at virtual address c15ec2bc <1>[ 133.052801] pgd = fb7f584e <1>[ 133.055763] [c15ec2bc] *pgd=c141941e(bad) <0>[ 133.060049] Internal error: Oops: 8000000d [#7] SMP ARM <4>[ 133.065542] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 133.104580] CPU: 1 PID: 1985 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 133.112602] Hardware name: STM32 (Device Tree Support) <4>[ 133.118034] PC is at lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 133.123349] LR is at execute_location+0xa4/0xb4 <4>[ 133.128145] pc : [] lr : [] psr: 60080013 <4>[ 133.134694] sp : c61f1e38 ip : 00000027 fp : c61f1e54 <4>[ 133.140194] r10: 0000000c r9 : c1ad2c94 r8 : c15ec020 <4>[ 133.145696] r7 : c61f1f60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59a94 <4>[ 133.152507] r3 : e01c96f1 r2 : e01c96f1 r1 : ef7aa5e4 r0 : 0000002b <4>[ 133.159320] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 133.166741] Control: 10c5387d Table: c565406a DAC: 00000051 <0>[ 133.172769] Process cat (pid: 1985, stack limit = 0x2ae4ead9) <0>[ 133.178790] Stack: (0xc61f1e38 to 0xc61f2000) <0>[ 133.183421] 1e20: 00000023 c6075000 <0>[ 133.191895] 1e40: 0000000c c61f1f60 c61f1e64 c61f1e58 c1396d3c c1396abc c61f1e74 c61f1e68 <0>[ 133.200364] 1e60: c0c58d24 c1396d24 c61f1e9c c61f1e78 c0c59224 c0c58d04 c0c59104 c5507140 <0>[ 133.208833] 1e80: b6df8000 0000000c c3ac2840 c61f1f60 c61f1ec4 c61f1ea0 c07e27bc c0c59110 <0>[ 133.217302] 1ea0: 00000000 c5507140 b6df8000 c290d000 c61f1f60 c07e2758 c61f1f5c c61f1ec8 <0>[ 133.225772] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c4a834a4 c059c9b0 c61f0000 <0>[ 133.234242] 1ee0: b6df8000 00020000 00000004 0000000c 0001fff4 c61f1ee0 00000001 00000805 <0>[ 133.242709] 1f00: c5507500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 133.251179] 1f20: 00000000 00000000 c61f0000 e01c96f1 b6df7000 c5507140 c5507140 c61f0000 <0>[ 133.259648] 1f40: b6df8000 00000000 00000000 00000004 c61f1f94 c61f1f60 c059c9b0 c059c304 <0>[ 133.268117] 1f60: 00000000 00000000 c61f1fac e01c96f1 0000000c 0000000c 7ff00000 00000004 <0>[ 133.276586] 1f80: c03002e4 c61f0000 c61f1fa4 c61f1f98 c059ca40 c059c948 00000000 c61f1fa8 <0>[ 133.285055] 1fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6df8000 0000000c 00000001 <0>[ 133.293524] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df8000 00020000 004bfe38 <0>[ 133.301993] 1fe0: 00000004 be98c7e8 b6ebe33b b6e37616 60080030 00000001 00000000 00000000 <0>[ 133.310452] Backtrace: <0>[ 133.313172] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) <0>[ 133.321812] r7:c61f1f60 r6:0000000c r5:c6075000 r4:00000023 <0>[ 133.327754] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 133.336307] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 133.344606] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 133.352810] r9:c61f1f60 r8:c3ac2840 r7:0000000c r6:b6df8000 r5:c5507140 r4:c0c59104 <0>[ 133.360846] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 133.368959] r9:c07e2758 r8:c61f1f60 r7:c290d000 r6:b6df8000 r5:c5507140 r4:00000000 <0>[ 133.376993] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 133.384411] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c61f0000 r5:c5507140 <0>[ 133.392521] r4:c5507140 <0>[ 133.395324] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 133.402743] r9:c61f0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 133.410777] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 133.418622] Exception stack(0xc61f1fa8 to 0xc61f1ff0) <0>[ 133.423954] 1fa0: 0000000c 0000000c 00000001 b6df8000 0000000c 00000001 <0>[ 133.432425] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df8000 00020000 004bfe38 <0>[ 133.440889] 1fe0: 00000004 be98c7e8 b6ebe33b b6e37616 <0>[ 133.446222] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) <4>[ 133.452598] ---[ end trace 296d7ef2d227b9b6 ]--- # Segmentation fault # [ 133.027072] lkdtm: Performing direct entry EXEC_RODATA # [ 133.031066] lkdtm: attempting ok execution at c0c59a94 # [ 133.036651] lkdtm: attempting bad execution at c15ec2bc # [ 133.041978] 8<--- cut here --- # [ 133.045285] Unable to handle kernel paging request at virtual address c15ec2bc # [ 133.052801] pgd = fb7f584e # [ 133.055763] [c15ec2bc] *pgd=c141941e(bad) # [ 133.060049] Internal error: Oops: 8000000d [#7] SMP ARM # [ 133.065542] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 133.104580] CPU: 1 PID: 1985 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 133.112602] Hardware name: STM32 (Device Tree Support) # [ 133.118034] PC is at lkdtm_rodata_do_nothing+0x0/0x10 # [ 133.123349] LR is at execute_location+0xa4/0xb4 # [ 133.128145] pc : [] lr : [] psr: 60080013 # [ 133.134694] sp : c61f1e38 ip : 00000027 fp : c61f1e54 # [ 133.140194] r10: 0000000c r9 : c1ad2c94 r8 : c15ec020 # [ 133.145696] r7 : c61f1f60 r6 : 00000000 r5 : c15ec2bc r4 : c0c59a94 # [ 133.152507] r3 : e01c96f1 r2 : e01c96f1 r1 : ef7aa5e4 r0 : 0000002b # [ 133.159320] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 133.166741] Control: 10c5387d Table: c565406a DAC: 00000051 # [ 133.172769] Process cat (pid: 1985, stack limit = 0x2ae4ead9) # [ 133.178790] Stack: (0xc61f1e38 to 0xc61f2000) # [ 133.183421] 1e20: 00000023 c6075000 # [ 133.191895] 1e40: 0000000c c61f1f60 c61f1e64 c61f1e58 c1396d3c c1396abc c61f1e74 c61f1e68 # [ 133.200364] 1e60: c0c58d24 c1396d24 c61f1e9c c61f1e78 c0c59224 c0c58d04 c0c59104 c5507140 # [ 133.208833] 1e80: b6df8000 0000000c c3ac2840 c61f1f60 c61f1ec4 c61f1ea0 c07e27bc c0c59110 # [ 133.217302] 1ea0: 00000000 c5507140 b6df8000 c290d000 c61f1f60 c07e2758 c61f1f5c c61f1ec8 # [ 133.225772] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c4a834a4 c059c9b0 c61f0000 # [ 133.234242] 1ee0: b6df8000 00020000 00000004 0000000c 0001fff4 c61f1ee0 00000001 00000805 # [ 133.242709] 1f00: c5507500 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 133.251179] 1f20: 00000000 00000000 c61f0000 e01c96f1 b6df7000 c5507140 c5507140 c61f0000 # [ 133.259648] 1f40: b6df8000 00000000 00000000 00000004 c61f1f94 c61f1f60 c059c9b0 c059c304 # [ 133.268117] 1f60: 00000000 00000000 c61f1fac e01c96f1 0000000c 0000000c 7ff00000 00000004 # [ 133.276586] 1f80: c03002e4 c61f0000 c61f1fa4 c61f1f98 c059ca40 c059c948 00000000 c61f1fa8 # [ 133.285055] 1fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6df8000 0000000c 00000001 # [ 133.293524] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df8000 00020000 004bfe38 # [ 133.301993] 1fe0: 00000004 be98c7e8 b6ebe33b b6e37616 60080030 00000001 00000000 00000000 # [ 133.310452] Backtrace: # [ 133.313172] [] (execute_location) from [] (lkdtm_EXEC_RODATA+0x24/0x28) # [ 133.321812] r7:c61f1f60 r6:0000000c r5:c6075000 r4:00000023 # [ 133.327754] [] (lkdtm_EXEC_RODATA) from [] (lkdtm_do_action+0x2c/0x4c) # [ 133.336307] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 133.344606] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 133.352810] r9:c61f1f60 r8:c3ac2840 r7:0000000c r6:b6df8000 r5:c5507140 r4:c0c59104 # [ 133.360846] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 133.368959] r9:c07e2758 r8:c61f1f60 r7:c290d000 r6:b6df8000 r5:c5507140 r4:00000000 # [ 133.376993] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 133.384411] r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c61f0000 r5:c5507140 # [ 133.392521] r4:c5507140 # [ 133.395324] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 133.402743] r9:c61f0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 133.410777] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 133.418622] Exception stack(0xc61f1fa8 to 0xc61f1ff0) # [ 133.423954] 1fa0: 0000000c 0000000c 00000001 b6df8000 0000000c 00000001 # [ 133.432425] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6df8000 00020000 004bfe38 # [ 133.440889] 1fe0: 00000004 be98c7e8 b6ebe33b b6e37616 # [ 133.446222] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) # [ 133.452598] ---[ end trace 296d7ef2d227b9b6 ]--- # EXEC_RODATA: missing 'call trace:': [FAIL] not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1 # selftests: lkdtm: EXEC_USERSPACE.sh <6>[ 134.267732] lkdtm: Performing direct entry EXEC_USERSPACE <6>[ 134.272004] lkdtm: attempting ok execution at c0c59a94 <6>[ 134.279815] lkdtm: attempting bad execution at b6f85000 <1>[ 134.283883] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f85000 <0>[ 134.291301] Internal error: : b [#8] SMP ARM <4>[ 134.295836] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 134.334873] CPU: 1 PID: 2062 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 134.342896] Hardware name: STM32 (Device Tree Support) <4>[ 134.348320] PC is at 0xb6f85000 <4>[ 134.351727] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 <4>[ 134.356869] pc : [] lr : [] psr: 600e0013 <4>[ 134.363417] sp : c61dbe48 ip : 00000027 fp : c61dbe64 <4>[ 134.368919] r10: 0000000f r9 : c1ad2ca0 r8 : c15ec020 <4>[ 134.374422] r7 : c61dbf60 r6 : 0000000f r5 : c6075000 r4 : b6f85000 <4>[ 134.381233] r3 : de2a5af3 r2 : de2a5af3 r1 : ef7aa5e4 r0 : 0000002b <4>[ 134.388046] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 134.395466] Control: 10c5387d Table: c614c06a DAC: 00000051 <0>[ 134.401496] Process cat (pid: 2062, stack limit = 0xb5543724) <0>[ 134.407517] Stack: (0xc61dbe48 to 0xc61dc000) <0>[ 134.412151] be40: 00000001 00000000 0000000f 00000024 c61dbe74 c61dbe68 <0>[ 134.420622] be60: c0c58d24 c0c59b30 c61dbe9c c61dbe78 c0c59224 c0c58d04 c0c59104 c5412b40 <0>[ 134.429092] be80: b6e4a000 0000000f c3ac2840 c61dbf60 c61dbec4 c61dbea0 c07e27bc c0c59110 <0>[ 134.437563] bea0: 00000000 c5412b40 b6e4a000 c290d000 c61dbf60 c07e2758 c61dbf5c c61dbec8 <0>[ 134.446033] bec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c61da000 <0>[ 134.454503] bee0: b6e4a000 00020000 00000004 0000000f 0001fff1 c61dbee0 00000001 b6e49000 <0>[ 134.462972] bf00: c530c3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 134.471443] bf20: 00000000 00000000 c13ac088 de2a5af3 c206b700 c5412b40 c5412b40 c61da000 <0>[ 134.479915] bf40: b6e4a000 00000000 00000000 00000004 c61dbf94 c61dbf60 c059c9b0 c059c304 <0>[ 134.488386] bf60: 00000000 00000000 c61dbfac de2a5af3 0000000f 0000000f 7ff00000 00000004 <0>[ 134.496857] bf80: c03002e4 c61da000 c61dbfa4 c61dbf98 c059ca40 c059c948 00000000 c61dbfa8 <0>[ 134.505326] bfa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e4a000 0000000f 00000001 <0>[ 134.513796] bfc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e4a000 00020000 0043fe38 <0>[ 134.522266] bfe0: 00000004 bec117e8 b6f1033b b6e89616 60080030 00000001 00000000 00000000 <0>[ 134.530726] Backtrace: <0>[ 134.533449] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 134.542258] r4:00000024 <0>[ 134.545059] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 134.553360] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 134.561563] r9:c61dbf60 r8:c3ac2840 r7:0000000f r6:b6e4a000 r5:c5412b40 r4:c0c59104 <0>[ 134.569602] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 134.577717] r9:c07e2758 r8:c61dbf60 r7:c290d000 r6:b6e4a000 r5:c5412b40 r4:00000000 <0>[ 134.585751] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 134.593172] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c61da000 r5:c5412b40 <0>[ 134.601284] r4:c5412b40 <0>[ 134.604088] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 134.611509] r9:c61da000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f <0>[ 134.619545] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 134.627391] Exception stack(0xc61dbfa8 to 0xc61dbff0) <0>[ 134.632723] bfa0: 0000000f 0000000f 00000001 b6e4a000 0000000f 00000001 <0>[ 134.641196] bfc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e4a000 00020000 0043fe38 <0>[ 134.649661] bfe0: 00000004 bec117e8 b6f1033b b6e89616 <0>[ 134.655001] Code: bad PC value <4>[ 134.658314] ---[ end trace 296d7ef2d227b9b7 ]--- # Segmentation fault # [ 134.267732] lkdtm: Performing direct entry EXEC_USERSPACE # [ 134.272004] lkdtm: attempting ok execution at c0c59a94 # [ 134.279815] lkdtm: attempting bad execution at b6f85000 # [ 134.283883] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f85000 # [ 134.291301] Internal error: : b [#8] SMP ARM # [ 134.295836] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 134.334873] CPU: 1 PID: 2062 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 134.342896] Hardware name: STM32 (Device Tree Support) # [ 134.348320] PC is at 0xb6f85000 # [ 134.351727] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4 # [ 134.356869] pc : [] lr : [] psr: 600e0013 # [ 134.363417] sp : c61dbe48 ip : 00000027 fp : c61dbe64 # [ 134.368919] r10: 0000000f r9 : c1ad2ca0 r8 : c15ec020 # [ 134.374422] r7 : c61dbf60 r6 : 0000000f r5 : c6075000 r4 : b6f85000 # [ 134.381233] r3 : de2a5af3 r2 : de2a5af3 r1 : ef7aa5e4 r0 : 0000002b # [ 134.388046] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 134.395466] Control: 10c5387d Table: c614c06a DAC: 00000051 # [ 134.401496] Process cat (pid: 2062, stack limit = 0xb5543724) # [ 134.407517] Stack: (0xc61dbe48 to 0xc61dc000) # [ 134.412151] be40: 00000001 00000000 0000000f 00000024 c61dbe74 c61dbe68 # [ 134.420622] be60: c0c58d24 c0c59b30 c61dbe9c c61dbe78 c0c59224 c0c58d04 c0c59104 c5412b40 # [ 134.429092] be80: b6e4a000 0000000f c3ac2840 c61dbf60 c61dbec4 c61dbea0 c07e27bc c0c59110 # [ 134.437563] bea0: 00000000 c5412b40 b6e4a000 c290d000 c61dbf60 c07e2758 c61dbf5c c61dbec8 # [ 134.446033] bec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c61da000 # [ 134.454503] bee0: b6e4a000 00020000 00000004 0000000f 0001fff1 c61dbee0 00000001 b6e49000 # [ 134.462972] bf00: c530c3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 134.471443] bf20: 00000000 00000000 c13ac088 de2a5af3 c206b700 c5412b40 c5412b40 c61da000 # [ 134.479915] bf40: b6e4a000 00000000 00000000 00000004 c61dbf94 c61dbf60 c059c9b0 c059c304 # [ 134.488386] bf60: 00000000 00000000 c61dbfac de2a5af3 0000000f 0000000f 7ff00000 00000004 # [ 134.496857] bf80: c03002e4 c61da000 c61dbfa4 c61dbf98 c059ca40 c059c948 00000000 c61dbfa8 # [ 134.505326] bfa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e4a000 0000000f 00000001 # [ 134.513796] bfc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e4a000 00020000 0043fe38 # [ 134.522266] bfe0: 00000004 bec117e8 b6f1033b b6e89616 60080030 00000001 00000000 00000000 # [ 134.530726] Backtrace: # [ 134.533449] [] (lkdtm_EXEC_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 134.542258] r4:00000024 # [ 134.545059] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 134.553360] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 134.561563] r9:c61dbf60 r8:c3ac2840 r7:0000000f r6:b6e4a000 r5:c5412b40 r4:c0c59104 # [ 134.569602] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 134.577717] r9:c07e2758 r8:c61dbf60 r7:c290d000 r6:b6e4a000 r5:c5412b40 r4:00000000 # [ 134.585751] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 134.593172] r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c61da000 r5:c5412b40 # [ 134.601284] r4:c5412b40 # [ 134.604088] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 134.611509] r9:c61da000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f # [ 134.619545] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 134.627391] Exception stack(0xc61dbfa8 to 0xc61dbff0) # [ 134.632723] bfa0: 0000000f 0000000f 00000001 b6e4a000 0000000f 00000001 # [ 134.641196] bfc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e4a000 00020000 0043fe38 # [ 134.649661] bfe0: 00000004 bec117e8 b6f1033b b6e89616 # [ 134.655001] Code: bad PC value # [ 134.658314] ---[ end trace 296d7ef2d227b9b7 ]--- # EXEC_USERSPACE: missing 'call trace:': [FAIL] not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1 # selftests: lkdtm: EXEC_NULL.sh <6>[ 135.457392] lkdtm: Performing direct entry EXEC_NULL <6>[ 135.461212] lkdtm: attempting ok execution at c0c59a94 <6>[ 135.466857] lkdtm: attempting bad execution at 00000000 <1>[ 135.472132] 8<--- cut here --- <1>[ 135.475434] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 135.483974] pgd = 6032a7db <1>[ 135.486872] [00000000] *pgd=00000000 <0>[ 135.490652] Internal error: Oops: 80000005 [#9] SMP ARM <4>[ 135.496129] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 135.535165] CPU: 1 PID: 2135 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 135.543188] Hardware name: STM32 (Device Tree Support) <4>[ 135.548612] PC is at 0x0 <4>[ 135.551406] LR is at execute_location+0xa4/0xb4 <4>[ 135.556198] pc : [<00000000>] lr : [] psr: 60080013 <4>[ 135.562746] sp : c5371e38 ip : 00000027 fp : c5371e54 <4>[ 135.568248] r10: 0000000a r9 : c1ad2cb0 r8 : c15ec020 <4>[ 135.573752] r7 : c5371f60 r6 : 00000000 r5 : 00000000 r4 : c0c59a94 <4>[ 135.580565] r3 : 4135a370 r2 : 4135a370 r1 : ef7aa5e4 r0 : 0000002b <4>[ 135.587379] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 135.594803] Control: 10c5387d Table: c53bc06a DAC: 00000051 <0>[ 135.600835] Process cat (pid: 2135, stack limit = 0xd02f4322) <0>[ 135.606856] Stack: (0xc5371e38 to 0xc5372000) <0>[ 135.611487] 1e20: 00000025 c56ee000 <0>[ 135.619964] 1e40: 0000000a c5371f60 c5371e64 c5371e58 c1396d60 c1396abc c5371e74 c5371e68 <0>[ 135.628436] 1e60: c0c58d24 c1396d4c c5371e9c c5371e78 c0c59224 c0c58d04 c0c59104 c5411500 <0>[ 135.636908] 1e80: b6e69000 0000000a c3ac2840 c5371f60 c5371ec4 c5371ea0 c07e27bc c0c59110 <0>[ 135.645380] 1ea0: 00000000 c5411500 b6e69000 c290d000 c5371f60 c07e2758 c5371f5c c5371ec8 <0>[ 135.653853] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5370000 <0>[ 135.662326] 1ee0: b6e69000 00020000 00000004 0000000a 0001fff6 c5371ee0 00000001 b6e68000 <0>[ 135.670799] 1f00: c5411780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 135.679272] 1f20: 00000000 00000000 c13ac088 4135a370 c206b700 c5411500 c5411500 c5370000 <0>[ 135.687745] 1f40: b6e69000 00000000 00000000 00000004 c5371f94 c5371f60 c059c9b0 c059c304 <0>[ 135.696218] 1f60: 00000000 00000000 c5371fac 4135a370 0000000a 0000000a 7ff00000 00000004 <0>[ 135.704688] 1f80: c03002e4 c5370000 c5371fa4 c5371f98 c059ca40 c059c948 00000000 c5371fa8 <0>[ 135.713156] 1fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e69000 0000000a 00000001 <0>[ 135.721626] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e69000 00020000 0041fe38 <0>[ 135.730097] 1fe0: 00000004 beae17e8 b6f2f33b b6ea8616 60080030 00000001 00000000 00000000 <0>[ 135.738557] Backtrace: <0>[ 135.741277] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) <0>[ 135.749744] r7:c5371f60 r6:0000000a r5:c56ee000 r4:00000025 <0>[ 135.755686] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 135.764068] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 135.772368] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 135.780572] r9:c5371f60 r8:c3ac2840 r7:0000000a r6:b6e69000 r5:c5411500 r4:c0c59104 <0>[ 135.788610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 135.796727] r9:c07e2758 r8:c5371f60 r7:c290d000 r6:b6e69000 r5:c5411500 r4:00000000 <0>[ 135.804762] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 135.812182] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c5370000 r5:c5411500 <0>[ 135.820294] r4:c5411500 <0>[ 135.823098] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 135.830519] r9:c5370000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a <0>[ 135.838555] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 135.846404] Exception stack(0xc5371fa8 to 0xc5371ff0) <0>[ 135.851736] 1fa0: 0000000a 0000000a 00000001 b6e69000 0000000a 00000001 <0>[ 135.860208] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e69000 00020000 0041fe38 <0>[ 135.868675] 1fe0: 00000004 beae17e8 b6f2f33b b6ea8616 <0>[ 135.874012] Code: bad PC value <4>[ 135.877429] ---[ end trace 296d7ef2d227b9b8 ]--- # Segmentation fault # [ 135.457392] lkdtm: Performing direct entry EXEC_NULL # [ 135.461212] lkdtm: attempting ok execution at c0c59a94 # [ 135.466857] lkdtm: attempting bad execution at 00000000 # [ 135.472132] 8<--- cut here --- # [ 135.475434] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 135.483974] pgd = 6032a7db # [ 135.486872] [00000000] *pgd=00000000 # [ 135.490652] Internal error: Oops: 80000005 [#9] SMP ARM # [ 135.496129] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 135.535165] CPU: 1 PID: 2135 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 135.543188] Hardware name: STM32 (Device Tree Support) # [ 135.548612] PC is at 0x0 # [ 135.551406] LR is at execute_location+0xa4/0xb4 # [ 135.556198] pc : [<00000000>] lr : [] psr: 60080013 # [ 135.562746] sp : c5371e38 ip : 00000027 fp : c5371e54 # [ 135.568248] r10: 0000000a r9 : c1ad2cb0 r8 : c15ec020 # [ 135.573752] r7 : c5371f60 r6 : 00000000 r5 : 00000000 r4 : c0c59a94 # [ 135.580565] r3 : 4135a370 r2 : 4135a370 r1 : ef7aa5e4 r0 : 0000002b # [ 135.587379] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 135.594803] Control: 10c5387d Table: c53bc06a DAC: 00000051 # [ 135.600835] Process cat (pid: 2135, stack limit = 0xd02f4322) # [ 135.606856] Stack: (0xc5371e38 to 0xc5372000) # [ 135.611487] 1e20: 00000025 c56ee000 # [ 135.619964] 1e40: 0000000a c5371f60 c5371e64 c5371e58 c1396d60 c1396abc c5371e74 c5371e68 # [ 135.628436] 1e60: c0c58d24 c1396d4c c5371e9c c5371e78 c0c59224 c0c58d04 c0c59104 c5411500 # [ 135.636908] 1e80: b6e69000 0000000a c3ac2840 c5371f60 c5371ec4 c5371ea0 c07e27bc c0c59110 # [ 135.645380] 1ea0: 00000000 c5411500 b6e69000 c290d000 c5371f60 c07e2758 c5371f5c c5371ec8 # [ 135.653853] 1ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5370000 # [ 135.662326] 1ee0: b6e69000 00020000 00000004 0000000a 0001fff6 c5371ee0 00000001 b6e68000 # [ 135.670799] 1f00: c5411780 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 135.679272] 1f20: 00000000 00000000 c13ac088 4135a370 c206b700 c5411500 c5411500 c5370000 # [ 135.687745] 1f40: b6e69000 00000000 00000000 00000004 c5371f94 c5371f60 c059c9b0 c059c304 # [ 135.696218] 1f60: 00000000 00000000 c5371fac 4135a370 0000000a 0000000a 7ff00000 00000004 # [ 135.704688] 1f80: c03002e4 c5370000 c5371fa4 c5371f98 c059ca40 c059c948 00000000 c5371fa8 # [ 135.713156] 1fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e69000 0000000a 00000001 # [ 135.721626] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e69000 00020000 0041fe38 # [ 135.730097] 1fe0: 00000004 beae17e8 b6f2f33b b6ea8616 60080030 00000001 00000000 00000000 # [ 135.738557] Backtrace: # [ 135.741277] [] (execute_location) from [] (lkdtm_EXEC_NULL+0x20/0x24) # [ 135.749744] r7:c5371f60 r6:0000000a r5:c56ee000 r4:00000025 # [ 135.755686] [] (lkdtm_EXEC_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 135.764068] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 135.772368] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 135.780572] r9:c5371f60 r8:c3ac2840 r7:0000000a r6:b6e69000 r5:c5411500 r4:c0c59104 # [ 135.788610] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 135.796727] r9:c07e2758 r8:c5371f60 r7:c290d000 r6:b6e69000 r5:c5411500 r4:00000000 # [ 135.804762] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 135.812182] r10:00000004 r9:00000000 r8:00000000 r7:b6e69000 r6:c5370000 r5:c5411500 # [ 135.820294] r4:c5411500 # [ 135.823098] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 135.830519] r9:c5370000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a # [ 135.838555] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 135.846404] Exception stack(0xc5371fa8 to 0xc5371ff0) # [ 135.851736] 1fa0: 0000000a 0000000a 00000001 b6e69000 0000000a 00000001 # [ 135.860208] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e69000 00020000 0041fe38 # [ 135.868675] 1fe0: 00000004 beae17e8 b6f2f33b b6ea8616 # [ 135.874012] Code: bad PC value # [ 135.877429] ---[ end trace 296d7ef2d227b9b8 ]--- # EXEC_NULL: missing 'call trace:': [FAIL] not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1 # selftests: lkdtm: ACCESS_USERSPACE.sh <6>[ 136.707861] lkdtm: Performing direct entry ACCESS_USERSPACE <6>[ 136.712348] lkdtm: attempting bad read at b6f4d000 <1>[ 136.717520] 8<--- cut here --- <1>[ 136.720671] Unhandled fault: page domain fault (0x01b) at 0xb6f4d000 <1>[ 136.727307] pgd = 2b5b9b28 <1>[ 136.730268] [b6f4d000] *pgd=f8cb1835 <0>[ 136.734118] Internal error: : 1b [#10] SMP ARM <4>[ 136.738827] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 136.777865] CPU: 0 PID: 2212 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 136.785886] Hardware name: STM32 (Device Tree Support) <4>[ 136.791316] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c <4>[ 136.796807] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 136.802127] pc : [] lr : [] psr: 60080013 <4>[ 136.808676] sp : c5277e38 ip : c5277d40 fp : c5277e64 <4>[ 136.814178] r10: 00000011 r9 : c1ad2cbc r8 : c15ec020 <4>[ 136.819681] r7 : c5277f60 r6 : 00000051 r5 : c5276000 r4 : b6f4d000 <4>[ 136.826492] r3 : 05cfa065 r2 : 05cfa065 r1 : ef7955e0 r0 : 00000026 <4>[ 136.833304] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 136.840725] Control: 10c5387d Table: c538c06a DAC: 00000051 <0>[ 136.846752] Process cat (pid: 2212, stack limit = 0xba285fc5) <0>[ 136.852776] Stack: (0xc5277e38 to 0xc5278000) <0>[ 136.857405] 7e20: 00000022 00000000 <0>[ 136.865879] 7e40: 00000000 05cfa065 c5277e6c 00000026 c609e000 00000011 c5277e74 c5277e68 <0>[ 136.874349] 7e60: c0c58d24 c0c59c04 c5277e9c c5277e78 c0c59224 c0c58d04 c0c59104 c50d8140 <0>[ 136.882819] 7e80: b6e12000 00000011 c3ac2840 c5277f60 c5277ec4 c5277ea0 c07e27bc c0c59110 <0>[ 136.891289] 7ea0: 00000000 c50d8140 b6e12000 c290d000 c5277f60 c07e2758 c5277f5c c5277ec8 <0>[ 136.899758] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5276000 <0>[ 136.908228] 7ee0: b6e12000 00020000 00000004 00000011 0001ffef c5277ee0 00000001 b6e11000 <0>[ 136.916697] 7f00: c53e1c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 136.925169] 7f20: 00000000 00000000 c13ac088 05cfa065 c206b700 c50d8140 c50d8140 c5276000 <0>[ 136.933639] 7f40: b6e12000 00000000 00000000 00000004 c5277f94 c5277f60 c059c9b0 c059c304 <0>[ 136.942109] 7f60: 00000000 00000000 c5277fac 05cfa065 00000011 00000011 7ff00000 00000004 <0>[ 136.950578] 7f80: c03002e4 c5276000 c5277fa4 c5277f98 c059ca40 c059c948 00000000 c5277fa8 <0>[ 136.959048] 7fa0: c03000c0 c059ca34 00000011 00000011 00000001 b6e12000 00000011 00000001 <0>[ 136.967520] 7fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e12000 00020000 004ffe38 <0>[ 136.975990] 7fe0: 00000004 bee3a7e8 b6ed833b b6e51616 60080030 00000001 00000000 00000000 <0>[ 136.984451] Backtrace: <0>[ 136.987173] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 136.996162] r6:00000011 r5:c609e000 r4:00000026 <0>[ 137.001056] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 137.009356] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 137.017562] r9:c5277f60 r8:c3ac2840 r7:00000011 r6:b6e12000 r5:c50d8140 r4:c0c59104 <0>[ 137.025600] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 137.033718] r9:c07e2758 r8:c5277f60 r7:c290d000 r6:b6e12000 r5:c50d8140 r4:00000000 <0>[ 137.041754] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 137.049174] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c5276000 r5:c50d8140 <0>[ 137.057286] r4:c50d8140 <0>[ 137.060092] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 137.067512] r9:c5276000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 <0>[ 137.075548] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 137.083396] Exception stack(0xc5277fa8 to 0xc5277ff0) <0>[ 137.088728] 7fa0: 00000011 00000011 00000001 b6e12000 00000011 00000001 <0>[ 137.097200] 7fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e12000 00020000 004ffe38 <0>[ 137.105666] 7fe0: 00000004 bee3a7e8 b6ed833b b6e51616 <0>[ 137.110997] Code: e1a01004 e3030be0 e34c01ad eb1cc7d8 (e5943000) <4>[ 137.117374] ---[ end trace 296d7ef2d227b9b9 ]--- # Segmentation fault # [ 136.707861] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 136.712348] lkdtm: attempting bad read at b6f4d000 # [ 136.717520] 8<--- cut here --- # [ 136.720671] Unhandled fault: page domain fault (0x01b) at 0xb6f4d000 # [ 136.727307] pgd = 2b5b9b28 # [ 136.730268] [b6f4d000] *pgd=f8cb1835 # [ 136.734118] Internal error: : 1b [#10] SMP ARM # [ 136.738827] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 136.777865] CPU: 0 PID: 2212 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 136.785886] Hardware name: STM32 (Device Tree Support) # [ 136.791316] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c # [ 136.796807] LR is at __irq_work_queue_local+0x40/0x74 # [ 136.802127] pc : [] lr : [] psr: 60080013 # [ 136.808676] sp : c5277e38 ip : c5277d40 fp : c5277e64 # [ 136.814178] r10: 00000011 r9 : c1ad2cbc r8 : c15ec020 # [ 136.819681] r7 : c5277f60 r6 : 00000051 r5 : c5276000 r4 : b6f4d000 # [ 136.826492] r3 : 05cfa065 r2 : 05cfa065 r1 : ef7955e0 r0 : 00000026 # [ 136.833304] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 136.840725] Control: 10c5387d Table: c538c06a DAC: 00000051 # [ 136.846752] Process cat (pid: 2212, stack limit = 0xba285fc5) # [ 136.852776] Stack: (0xc5277e38 to 0xc5278000) # [ 136.857405] 7e20: 00000022 00000000 # [ 136.865879] 7e40: 00000000 05cfa065 c5277e6c 00000026 c609e000 00000011 c5277e74 c5277e68 # [ 136.874349] 7e60: c0c58d24 c0c59c04 c5277e9c c5277e78 c0c59224 c0c58d04 c0c59104 c50d8140 # [ 136.882819] 7e80: b6e12000 00000011 c3ac2840 c5277f60 c5277ec4 c5277ea0 c07e27bc c0c59110 # [ 136.891289] 7ea0: 00000000 c50d8140 b6e12000 c290d000 c5277f60 c07e2758 c5277f5c c5277ec8 # [ 136.899758] 7ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5276000 # [ 136.908228] 7ee0: b6e12000 00020000 00000004 00000011 0001ffef c5277ee0 00000001 b6e11000 # [ 136.916697] 7f00: c53e1c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 136.925169] 7f20: 00000000 00000000 c13ac088 05cfa065 c206b700 c50d8140 c50d8140 c5276000 # [ 136.933639] 7f40: b6e12000 00000000 00000000 00000004 c5277f94 c5277f60 c059c9b0 c059c304 # [ 136.942109] 7f60: 00000000 00000000 c5277fac 05cfa065 00000011 00000011 7ff00000 00000004 # [ 136.950578] 7f80: c03002e4 c5276000 c5277fa4 c5277f98 c059ca40 c059c948 00000000 c5277fa8 # [ 136.959048] 7fa0: c03000c0 c059ca34 00000011 00000011 00000001 b6e12000 00000011 00000001 # [ 136.967520] 7fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e12000 00020000 004ffe38 # [ 136.975990] 7fe0: 00000004 bee3a7e8 b6ed833b b6e51616 60080030 00000001 00000000 00000000 # [ 136.984451] Backtrace: # [ 136.987173] [] (lkdtm_ACCESS_USERSPACE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 136.996162] r6:00000011 r5:c609e000 r4:00000026 # [ 137.001056] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 137.009356] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 137.017562] r9:c5277f60 r8:c3ac2840 r7:00000011 r6:b6e12000 r5:c50d8140 r4:c0c59104 # [ 137.025600] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 137.033718] r9:c07e2758 r8:c5277f60 r7:c290d000 r6:b6e12000 r5:c50d8140 r4:00000000 # [ 137.041754] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 137.049174] r10:00000004 r9:00000000 r8:00000000 r7:b6e12000 r6:c5276000 r5:c50d8140 # [ 137.057286] r4:c50d8140 # [ 137.060092] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 137.067512] r9:c5276000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011 # [ 137.075548] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 137.083396] Exception stack(0xc5277fa8 to 0xc5277ff0) # [ 137.088728] 7fa0: 00000011 00000011 00000001 b6e12000 00000011 00000001 # [ 137.097200] 7fc0: 00000011 00000011 7ff00000 00000004 00000001 b6e12000 00020000 004ffe38 # [ 137.105666] 7fe0: 00000004 bee3a7e8 b6ed833b b6e51616 # [ 137.110997] Code: e1a01004 e3030be0 e34c01ad eb1cc7d8 (e5943000) # [ 137.117374] ---[ end trace 296d7ef2d227b9b9 ]--- # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh <6>[ 137.914163] lkdtm: Performing direct entry ACCESS_NULL <6>[ 137.918313] lkdtm: attempting bad read at 00000000 <1>[ 137.923232] 8<--- cut here --- <1>[ 137.926741] Unable to handle kernel NULL pointer dereference at virtual address 00000000 <1>[ 137.934971] pgd = 2d1b1eef <1>[ 137.937983] [00000000] *pgd=00000000 <0>[ 137.941802] Internal error: Oops: 5 [#11] SMP ARM <4>[ 137.946716] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 137.985758] CPU: 1 PID: 2288 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 137.993779] Hardware name: STM32 (Device Tree Support) <4>[ 137.999208] PC is at lkdtm_ACCESS_NULL+0x28/0x68 <4>[ 138.004089] LR is at 0x0 <4>[ 138.006878] pc : [] lr : [<00000000>] psr: 60080013 <4>[ 138.013425] sp : c5739e50 ip : 00000027 fp : c5739e64 <4>[ 138.018928] r10: 0000000c r9 : c1ad2cd0 r8 : c15ec020 <4>[ 138.024432] r7 : c5739f60 r6 : 0000000c r5 : c56ee000 r4 : 00000000 <4>[ 138.031245] r3 : 7e20e817 r2 : 7e20e817 r1 : ef7aa5e4 r0 : 00000026 <4>[ 138.038060] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 138.045482] Control: 10c5387d Table: c543806a DAC: 00000051 <0>[ 138.051514] Process cat (pid: 2288, stack limit = 0xf6a69c0f) <0>[ 138.057536] Stack: (0xc5739e50 to 0xc573a000) <0>[ 138.062170] 9e40: 00000027 c56ee000 c5739e74 c5739e68 <0>[ 138.070646] 9e60: c0c58d24 c1396d70 c5739e9c c5739e78 c0c59224 c0c58d04 c0c59104 c5251dc0 <0>[ 138.079119] 9e80: b6da4000 0000000c c3ac2840 c5739f60 c5739ec4 c5739ea0 c07e27bc c0c59110 <0>[ 138.087591] 9ea0: 00000000 c5251dc0 b6da4000 c290d000 c5739f60 c07e2758 c5739f5c c5739ec8 <0>[ 138.096065] 9ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5738000 <0>[ 138.104535] 9ee0: b6da4000 00020000 00000004 0000000c 0001fff4 c5739ee0 00000001 b6da3000 <0>[ 138.113007] 9f00: c53e13c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 138.121481] 9f20: 00000000 00000000 c13ac088 7e20e817 c206b700 c5251dc0 c5251dc0 c5738000 <0>[ 138.129953] 9f40: b6da4000 00000000 00000000 00000004 c5739f94 c5739f60 c059c9b0 c059c304 <0>[ 138.138426] 9f60: 00000000 00000000 c5739fac 7e20e817 0000000c 0000000c 7ff00000 00000004 <0>[ 138.146898] 9f80: c03002e4 c5738000 c5739fa4 c5739f98 c059ca40 c059c948 00000000 c5739fa8 <0>[ 138.155371] 9fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6da4000 0000000c 00000001 <0>[ 138.163843] 9fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da4000 00020000 0050fe38 <0>[ 138.172316] 9fe0: 00000004 bef227e8 b6e6a33b b6de3616 60080030 00000001 00000000 00000000 <0>[ 138.180778] Backtrace: <0>[ 138.183504] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 138.192057] r5:c56ee000 r4:00000027 <0>[ 138.195906] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 138.204208] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 138.212409] r9:c5739f60 r8:c3ac2840 r7:0000000c r6:b6da4000 r5:c5251dc0 r4:c0c59104 <0>[ 138.220448] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 138.228565] r9:c07e2758 r8:c5739f60 r7:c290d000 r6:b6da4000 r5:c5251dc0 r4:00000000 <0>[ 138.236602] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 138.244025] r10:00000004 r9:00000000 r8:00000000 r7:b6da4000 r6:c5738000 r5:c5251dc0 <0>[ 138.252137] r4:c5251dc0 <0>[ 138.254943] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 138.262364] r9:c5738000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c <0>[ 138.270400] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 138.278248] Exception stack(0xc5739fa8 to 0xc5739ff0) <0>[ 138.283581] 9fa0: 0000000c 0000000c 00000001 b6da4000 0000000c 00000001 <0>[ 138.292052] 9fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da4000 00020000 0050fe38 <0>[ 138.300518] 9fe0: 00000004 bef227e8 b6e6a33b b6de3616 <0>[ 138.305850] Code: e3030be0 e34c01ad e1a01004 ebffd3b8 (e5945000) <4>[ 138.312340] ---[ end trace 296d7ef2d227b9ba ]--- # Segmentation fault # [ 137.914163] lkdtm: Performing direct entry ACCESS_NULL # [ 137.918313] lkdtm: attempting bad read at 00000000 # [ 137.923232] 8<--- cut here --- # [ 137.926741] Unable to handle kernel NULL pointer dereference at virtual address 00000000 # [ 137.934971] pgd = 2d1b1eef # [ 137.937983] [00000000] *pgd=00000000 # [ 137.941802] Internal error: Oops: 5 [#11] SMP ARM # [ 137.946716] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 137.985758] CPU: 1 PID: 2288 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 137.993779] Hardware name: STM32 (Device Tree Support) # [ 137.999208] PC is at lkdtm_ACCESS_NULL+0x28/0x68 # [ 138.004089] LR is at 0x0 # [ 138.006878] pc : [] lr : [<00000000>] psr: 60080013 # [ 138.013425] sp : c5739e50 ip : 00000027 fp : c5739e64 # [ 138.018928] r10: 0000000c r9 : c1ad2cd0 r8 : c15ec020 # [ 138.024432] r7 : c5739f60 r6 : 0000000c r5 : c56ee000 r4 : 00000000 # [ 138.031245] r3 : 7e20e817 r2 : 7e20e817 r1 : ef7aa5e4 r0 : 00000026 # [ 138.038060] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 138.045482] Control: 10c5387d Table: c543806a DAC: 00000051 # [ 138.051514] Process cat (pid: 2288, stack limit = 0xf6a69c0f) # [ 138.057536] Stack: (0xc5739e50 to 0xc573a000) # [ 138.062170] 9e40: 00000027 c56ee000 c5739e74 c5739e68 # [ 138.070646] 9e60: c0c58d24 c1396d70 c5739e9c c5739e78 c0c59224 c0c58d04 c0c59104 c5251dc0 # [ 138.079119] 9e80: b6da4000 0000000c c3ac2840 c5739f60 c5739ec4 c5739ea0 c07e27bc c0c59110 # [ 138.087591] 9ea0: 00000000 c5251dc0 b6da4000 c290d000 c5739f60 c07e2758 c5739f5c c5739ec8 # [ 138.096065] 9ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5738000 # [ 138.104535] 9ee0: b6da4000 00020000 00000004 0000000c 0001fff4 c5739ee0 00000001 b6da3000 # [ 138.113007] 9f00: c53e13c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 138.121481] 9f20: 00000000 00000000 c13ac088 7e20e817 c206b700 c5251dc0 c5251dc0 c5738000 # [ 138.129953] 9f40: b6da4000 00000000 00000000 00000004 c5739f94 c5739f60 c059c9b0 c059c304 # [ 138.138426] 9f60: 00000000 00000000 c5739fac 7e20e817 0000000c 0000000c 7ff00000 00000004 # [ 138.146898] 9f80: c03002e4 c5738000 c5739fa4 c5739f98 c059ca40 c059c948 00000000 c5739fa8 # [ 138.155371] 9fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6da4000 0000000c 00000001 # [ 138.163843] 9fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da4000 00020000 0050fe38 # [ 138.172316] 9fe0: 00000004 bef227e8 b6e6a33b b6de3616 60080030 00000001 00000000 00000000 # [ 138.180778] Backtrace: # [ 138.183504] [] (lkdtm_ACCESS_NULL) from [] (lkdtm_do_action+0x2c/0x4c) # [ 138.192057] r5:c56ee000 r4:00000027 # [ 138.195906] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 138.204208] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 138.212409] r9:c5739f60 r8:c3ac2840 r7:0000000c r6:b6da4000 r5:c5251dc0 r4:c0c59104 # [ 138.220448] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 138.228565] r9:c07e2758 r8:c5739f60 r7:c290d000 r6:b6da4000 r5:c5251dc0 r4:00000000 # [ 138.236602] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 138.244025] r10:00000004 r9:00000000 r8:00000000 r7:b6da4000 r6:c5738000 r5:c5251dc0 # [ 138.252137] r4:c5251dc0 # [ 138.254943] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 138.262364] r9:c5738000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c # [ 138.270400] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 138.278248] Exception stack(0xc5739fa8 to 0xc5739ff0) # [ 138.283581] 9fa0: 0000000c 0000000c 00000001 b6da4000 0000000c 00000001 # [ 138.292052] 9fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6da4000 00020000 0050fe38 # [ 138.300518] 9fe0: 00000004 bef227e8 b6e6a33b b6de3616 # [ 138.305850] Code: e3030be0 e34c01ad e1a01004 ebffd3b8 (e5945000) # [ 138.312340] ---[ end trace 296d7ef2d227b9ba ]--- # ACCESS_NULL: missing 'call trace:': [FAIL] not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1 # selftests: lkdtm: WRITE_RO.sh <6>[ 139.139296] lkdtm: Performing direct entry WRITE_RO <6>[ 139.143030] lkdtm: attempting bad rodata write at c15ec2b8 <1>[ 139.149026] 8<--- cut here --- <1>[ 139.152104] Unable to handle kernel paging request at virtual address c15ec2b8 <1>[ 139.159613] pgd = 2b5b9b28 <1>[ 139.162576] [c15ec2b8] *pgd=c141941e(bad) <0>[ 139.166862] Internal error: Oops: 80d [#12] SMP ARM <4>[ 139.172007] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 139.211048] CPU: 1 PID: 2363 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 139.219071] Hardware name: STM32 (Device Tree Support) <4>[ 139.224499] PC is at lkdtm_WRITE_RO+0x44/0x50 <4>[ 139.229121] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 139.234440] pc : [] lr : [] psr: 60080013 <4>[ 139.240990] sp : c5193e50 ip : c5193d58 fp : c5193e64 <4>[ 139.246492] r10: 00000009 r9 : c1ad2cdc r8 : c15ec020 <4>[ 139.251994] r7 : c5193f60 r6 : 00000009 r5 : c56ee000 r4 : c15ec2b8 <4>[ 139.258807] r3 : 0198b861 r2 : aa55aa55 r1 : ef7aa5e0 r0 : c1ad3ae0 <4>[ 139.265619] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 139.273041] Control: 10c5387d Table: c538c06a DAC: 00000051 <0>[ 139.279071] Process cat (pid: 2363, stack limit = 0xfa4e17cc) <0>[ 139.285096] Stack: (0xc5193e50 to 0xc5194000) <0>[ 139.289728] 3e40: 00000028 c56ee000 c5193e74 c5193e68 <0>[ 139.298203] 3e60: c0c58d24 c1396b70 c5193e9c c5193e78 c0c59224 c0c58d04 c0c59104 c56ea8c0 <0>[ 139.306676] 3e80: b6e1c000 00000009 c3ac2840 c5193f60 c5193ec4 c5193ea0 c07e27bc c0c59110 <0>[ 139.315149] 3ea0: 00000000 c56ea8c0 b6e1c000 c290d000 c5193f60 c07e2758 c5193f5c c5193ec8 <0>[ 139.323623] 3ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5192000 <0>[ 139.332095] 3ee0: b6e1c000 00020000 00000004 00000009 0001fff7 c5193ee0 00000001 b6e1b000 <0>[ 139.340565] 3f00: c551db40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 139.349038] 3f20: 00000000 00000000 c13ac088 c1194fd8 c206b700 c56ea8c0 c56ea8c0 c5192000 <0>[ 139.357510] 3f40: b6e1c000 00000000 00000000 00000004 c5193f94 c5193f60 c059c9b0 c059c304 <0>[ 139.365981] 3f60: 00000000 00000000 c5193fac c1194fd8 00000009 00000009 7ff00000 00000004 <0>[ 139.374453] 3f80: c03002e4 c5192000 c5193fa4 c5193f98 c059ca40 c059c948 00000000 c5193fa8 <0>[ 139.382924] 3fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e1c000 00000009 00000001 <0>[ 139.391397] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e1c000 00020000 0049fe38 <0>[ 139.399870] 3fe0: 00000004 beb807e8 b6ee233b b6e5b616 60080030 00000001 00000000 00000000 <0>[ 139.408333] Backtrace: <0>[ 139.411057] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 139.419346] r5:c56ee000 r4:00000028 <0>[ 139.423194] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 139.431495] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 139.439702] r9:c5193f60 r8:c3ac2840 r7:00000009 r6:b6e1c000 r5:c56ea8c0 r4:c0c59104 <0>[ 139.447743] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 139.455863] r9:c07e2758 r8:c5193f60 r7:c290d000 r6:b6e1c000 r5:c56ea8c0 r4:00000000 <0>[ 139.463900] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 139.471323] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c5192000 r5:c56ea8c0 <0>[ 139.479437] r4:c56ea8c0 <0>[ 139.482242] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 139.489666] r9:c5192000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 <0>[ 139.497705] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 139.505556] Exception stack(0xc5193fa8 to 0xc5193ff0) <0>[ 139.510890] 3fa0: 00000009 00000009 00000001 b6e1c000 00000009 00000001 <0>[ 139.519362] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e1c000 00020000 0049fe38 <0>[ 139.527829] 3fe0: 00000004 beb807e8 b6ee233b b6e5b616 <0>[ 139.533160] Code: e34a3bcd e3030ae0 e34c01ad e0233002 (e5843000) <4>[ 139.539537] ---[ end trace 296d7ef2d227b9bb ]--- # Segmentation fault # [ 139.139296] lkdtm: Performing direct entry WRITE_RO # [ 139.143030] lkdtm: attempting bad rodata write at c15ec2b8 # [ 139.149026] 8<--- cut here --- # [ 139.152104] Unable to handle kernel paging request at virtual address c15ec2b8 # [ 139.159613] pgd = 2b5b9b28 # [ 139.162576] [c15ec2b8] *pgd=c141941e(bad) # [ 139.166862] Internal error: Oops: 80d [#12] SMP ARM # [ 139.172007] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 139.211048] CPU: 1 PID: 2363 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 139.219071] Hardware name: STM32 (Device Tree Support) # [ 139.224499] PC is at lkdtm_WRITE_RO+0x44/0x50 # [ 139.229121] LR is at __irq_work_queue_local+0x40/0x74 # [ 139.234440] pc : [] lr : [] psr: 60080013 # [ 139.240990] sp : c5193e50 ip : c5193d58 fp : c5193e64 # [ 139.246492] r10: 00000009 r9 : c1ad2cdc r8 : c15ec020 # [ 139.251994] r7 : c5193f60 r6 : 00000009 r5 : c56ee000 r4 : c15ec2b8 # [ 139.258807] r3 : 0198b861 r2 : aa55aa55 r1 : ef7aa5e0 r0 : c1ad3ae0 # [ 139.265619] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 139.273041] Control: 10c5387d Table: c538c06a DAC: 00000051 # [ 139.279071] Process cat (pid: 2363, stack limit = 0xfa4e17cc) # [ 139.285096] Stack: (0xc5193e50 to 0xc5194000) # [ 139.289728] 3e40: 00000028 c56ee000 c5193e74 c5193e68 # [ 139.298203] 3e60: c0c58d24 c1396b70 c5193e9c c5193e78 c0c59224 c0c58d04 c0c59104 c56ea8c0 # [ 139.306676] 3e80: b6e1c000 00000009 c3ac2840 c5193f60 c5193ec4 c5193ea0 c07e27bc c0c59110 # [ 139.315149] 3ea0: 00000000 c56ea8c0 b6e1c000 c290d000 c5193f60 c07e2758 c5193f5c c5193ec8 # [ 139.323623] 3ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5192000 # [ 139.332095] 3ee0: b6e1c000 00020000 00000004 00000009 0001fff7 c5193ee0 00000001 b6e1b000 # [ 139.340565] 3f00: c551db40 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 139.349038] 3f20: 00000000 00000000 c13ac088 c1194fd8 c206b700 c56ea8c0 c56ea8c0 c5192000 # [ 139.357510] 3f40: b6e1c000 00000000 00000000 00000004 c5193f94 c5193f60 c059c9b0 c059c304 # [ 139.365981] 3f60: 00000000 00000000 c5193fac c1194fd8 00000009 00000009 7ff00000 00000004 # [ 139.374453] 3f80: c03002e4 c5192000 c5193fa4 c5193f98 c059ca40 c059c948 00000000 c5193fa8 # [ 139.382924] 3fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e1c000 00000009 00000001 # [ 139.391397] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e1c000 00020000 0049fe38 # [ 139.399870] 3fe0: 00000004 beb807e8 b6ee233b b6e5b616 60080030 00000001 00000000 00000000 # [ 139.408333] Backtrace: # [ 139.411057] [] (lkdtm_WRITE_RO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 139.419346] r5:c56ee000 r4:00000028 # [ 139.423194] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 139.431495] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 139.439702] r9:c5193f60 r8:c3ac2840 r7:00000009 r6:b6e1c000 r5:c56ea8c0 r4:c0c59104 # [ 139.447743] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 139.455863] r9:c07e2758 r8:c5193f60 r7:c290d000 r6:b6e1c000 r5:c56ea8c0 r4:00000000 # [ 139.463900] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 139.471323] r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c5192000 r5:c56ea8c0 # [ 139.479437] r4:c56ea8c0 # [ 139.482242] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 139.489666] r9:c5192000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009 # [ 139.497705] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 139.505556] Exception stack(0xc5193fa8 to 0xc5193ff0) # [ 139.510890] 3fa0: 00000009 00000009 00000001 b6e1c000 00000009 00000001 # [ 139.519362] 3fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e1c000 00020000 0049fe38 # [ 139.527829] 3fe0: 00000004 beb807e8 b6ee233b b6e5b616 # [ 139.533160] Code: e34a3bcd e3030ae0 e34c01ad e0233002 (e5843000) # [ 139.539537] ---[ end trace 296d7ef2d227b9bb ]--- # WRITE_RO: missing 'call trace:': [FAIL] not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1 # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh <6>[ 140.428379] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT <6>[ 140.433074] lkdtm: attempting bad ro_after_init write at c1b84c74 <1>[ 140.439651] 8<--- cut here --- <1>[ 140.442755] Unable to handle kernel paging request at virtual address c1b84c74 <1>[ 140.450272] pgd = 4633235c <1>[ 140.453234] [c1b84c74] *pgd=c1a1941e(bad) <0>[ 140.457518] Internal error: Oops: 80d [#13] SMP ARM <4>[ 140.462664] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 140.501705] CPU: 1 PID: 2438 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 140.509728] Hardware name: STM32 (Device Tree Support) <4>[ 140.515157] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 <4>[ 140.520738] LR is at __irq_work_queue_local+0x40/0x74 <4>[ 140.526057] pc : [] lr : [] psr: 60080013 <4>[ 140.532605] sp : c500de50 ip : c500dd58 fp : c500de64 <4>[ 140.538107] r10: 00000014 r9 : c1ad2ce8 r8 : c15ec020 <4>[ 140.543609] r7 : c500df60 r6 : 00000014 r5 : c56ee000 r4 : c1b84c74 <4>[ 140.550420] r3 : fe67479e r2 : 55aa55aa r1 : ef7aa5e0 r0 : c1ad3ae0 <4>[ 140.557233] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 140.564654] Control: 10c5387d Table: c51cc06a DAC: 00000051 <0>[ 140.570682] Process cat (pid: 2438, stack limit = 0xc62b5e69) <0>[ 140.576705] Stack: (0xc500de50 to 0xc500e000) <0>[ 140.581337] de40: 00000029 c56ee000 c500de74 c500de68 <0>[ 140.589810] de60: c0c58d24 c1396bc0 c500de9c c500de78 c0c59224 c0c58d04 c0c59104 c53d3780 <0>[ 140.598280] de80: b6e9d000 00000014 c3ac2840 c500df60 c500dec4 c500dea0 c07e27bc c0c59110 <0>[ 140.606750] dea0: 00000000 c53d3780 b6e9d000 c290d000 c500df60 c07e2758 c500df5c c500dec8 <0>[ 140.615222] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c500c000 <0>[ 140.623693] dee0: b6e9d000 00020000 00000004 00000014 0001ffec c500dee0 00000001 b6e9c000 <0>[ 140.632164] df00: c53d3140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 140.640636] df20: 00000000 00000000 c13ac088 be6e5e3c c206b700 c53d3780 c53d3780 c500c000 <0>[ 140.649109] df40: b6e9d000 00000000 00000000 00000004 c500df94 c500df60 c059c9b0 c059c304 <0>[ 140.657581] df60: 00000000 00000000 c500dfac be6e5e3c 00000014 00000014 7ff00000 00000004 <0>[ 140.666053] df80: c03002e4 c500c000 c500dfa4 c500df98 c059ca40 c059c948 00000000 c500dfa8 <0>[ 140.674526] dfa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e9d000 00000014 00000001 <0>[ 140.683000] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e9d000 00020000 0046fe38 <0>[ 140.691473] dfe0: 00000004 bebbd7e8 b6f6333b b6edc616 60080030 00000001 00000000 00000000 <0>[ 140.699936] Backtrace: <0>[ 140.702661] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 140.711910] r5:c56ee000 r4:00000029 <0>[ 140.715757] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 140.724059] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 140.732263] r9:c500df60 r8:c3ac2840 r7:00000014 r6:b6e9d000 r5:c53d3780 r4:c0c59104 <0>[ 140.740302] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 140.748418] r9:c07e2758 r8:c500df60 r7:c290d000 r6:b6e9d000 r5:c53d3780 r4:00000000 <0>[ 140.756454] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 140.763875] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c500c000 r5:c53d3780 <0>[ 140.771988] r4:c53d3780 <0>[ 140.774793] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 140.782216] r9:c500c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 <0>[ 140.790253] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 140.798102] Exception stack(0xc500dfa8 to 0xc500dff0) <0>[ 140.803434] dfa0: 00000014 00000014 00000001 b6e9d000 00000014 00000001 <0>[ 140.811907] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e9d000 00020000 0046fe38 <0>[ 140.820372] dfe0: 00000004 bebbd7e8 b6f6333b b6edc616 <0>[ 140.825703] Code: e34a3bcd e3030ae0 e34c01ad e0233002 (e5843000) <4>[ 140.832079] ---[ end trace 296d7ef2d227b9bc ]--- # Segmentation fault # [ 140.428379] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 140.433074] lkdtm: attempting bad ro_after_init write at c1b84c74 # [ 140.439651] 8<--- cut here --- # [ 140.442755] Unable to handle kernel paging request at virtual address c1b84c74 # [ 140.450272] pgd = 4633235c # [ 140.453234] [c1b84c74] *pgd=c1a1941e(bad) # [ 140.457518] Internal error: Oops: 80d [#13] SMP ARM # [ 140.462664] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 140.501705] CPU: 1 PID: 2438 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 140.509728] Hardware name: STM32 (Device Tree Support) # [ 140.515157] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70 # [ 140.520738] LR is at __irq_work_queue_local+0x40/0x74 # [ 140.526057] pc : [] lr : [] psr: 60080013 # [ 140.532605] sp : c500de50 ip : c500dd58 fp : c500de64 # [ 140.538107] r10: 00000014 r9 : c1ad2ce8 r8 : c15ec020 # [ 140.543609] r7 : c500df60 r6 : 00000014 r5 : c56ee000 r4 : c1b84c74 # [ 140.550420] r3 : fe67479e r2 : 55aa55aa r1 : ef7aa5e0 r0 : c1ad3ae0 # [ 140.557233] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 140.564654] Control: 10c5387d Table: c51cc06a DAC: 00000051 # [ 140.570682] Process cat (pid: 2438, stack limit = 0xc62b5e69) # [ 140.576705] Stack: (0xc500de50 to 0xc500e000) # [ 140.581337] de40: 00000029 c56ee000 c500de74 c500de68 # [ 140.589810] de60: c0c58d24 c1396bc0 c500de9c c500de78 c0c59224 c0c58d04 c0c59104 c53d3780 # [ 140.598280] de80: b6e9d000 00000014 c3ac2840 c500df60 c500dec4 c500dea0 c07e27bc c0c59110 # [ 140.606750] dea0: 00000000 c53d3780 b6e9d000 c290d000 c500df60 c07e2758 c500df5c c500dec8 # [ 140.615222] dec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c500c000 # [ 140.623693] dee0: b6e9d000 00020000 00000004 00000014 0001ffec c500dee0 00000001 b6e9c000 # [ 140.632164] df00: c53d3140 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 140.640636] df20: 00000000 00000000 c13ac088 be6e5e3c c206b700 c53d3780 c53d3780 c500c000 # [ 140.649109] df40: b6e9d000 00000000 00000000 00000004 c500df94 c500df60 c059c9b0 c059c304 # [ 140.657581] df60: 00000000 00000000 c500dfac be6e5e3c 00000014 00000014 7ff00000 00000004 # [ 140.666053] df80: c03002e4 c500c000 c500dfa4 c500df98 c059ca40 c059c948 00000000 c500dfa8 # [ 140.674526] dfa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e9d000 00000014 00000001 # [ 140.683000] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e9d000 00020000 0046fe38 # [ 140.691473] dfe0: 00000004 bebbd7e8 b6f6333b b6edc616 60080030 00000001 00000000 00000000 # [ 140.699936] Backtrace: # [ 140.702661] [] (lkdtm_WRITE_RO_AFTER_INIT) from [] (lkdtm_do_action+0x2c/0x4c) # [ 140.711910] r5:c56ee000 r4:00000029 # [ 140.715757] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 140.724059] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 140.732263] r9:c500df60 r8:c3ac2840 r7:00000014 r6:b6e9d000 r5:c53d3780 r4:c0c59104 # [ 140.740302] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 140.748418] r9:c07e2758 r8:c500df60 r7:c290d000 r6:b6e9d000 r5:c53d3780 r4:00000000 # [ 140.756454] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 140.763875] r10:00000004 r9:00000000 r8:00000000 r7:b6e9d000 r6:c500c000 r5:c53d3780 # [ 140.771988] r4:c53d3780 # [ 140.774793] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 140.782216] r9:c500c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014 # [ 140.790253] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 140.798102] Exception stack(0xc500dfa8 to 0xc500dff0) # [ 140.803434] dfa0: 00000014 00000014 00000001 b6e9d000 00000014 00000001 # [ 140.811907] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e9d000 00020000 0046fe38 # [ 140.820372] dfe0: 00000004 bebbd7e8 b6f6333b b6edc616 # [ 140.825703] Code: e34a3bcd e3030ae0 e34c01ad e0233002 (e5843000) # [ 140.832079] ---[ end trace 296d7ef2d227b9bc ]--- # 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>[ 141.726319] lkdtm: Performing direct entry WRITE_KERN <6>[ 141.730227] lkdtm: attempting bad 7589880 byte write at c1396a8c <1>[ 141.736720] 8<--- cut here --- <1>[ 141.739824] Unable to handle kernel paging request at virtual address c1396a8c <1>[ 141.747332] pgd = 2d1b1eef <1>[ 141.750295] [c1396a8c] *pgd=c121940e(bad) <0>[ 141.754580] Internal error: Oops: 80d [#14] SMP ARM <4>[ 141.759726] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 141.798765] CPU: 1 PID: 2513 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 141.806788] Hardware name: STM32 (Device Tree Support) <4>[ 141.812217] PC is at memcpy+0x50/0x330 <4>[ 141.816225] LR is at 0xe92dd830 <4>[ 141.819626] pc : [] lr : [] psr: 20080013 <4>[ 141.826175] sp : c5359e2c ip : e1a0c00d fp : c5359e64 <4>[ 141.831676] r10: 0000000b r9 : c1ad2cfc r8 : e89da800 <4>[ 141.837179] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 <4>[ 141.843990] r3 : e1a0c00d r2 : 0073cf58 r1 : c0c59ab4 r0 : c1396a8c <4>[ 141.850802] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none <4>[ 141.858223] Control: 10c5387d Table: c543806a DAC: 00000051 <0>[ 141.864250] Process cat (pid: 2513, stack limit = 0x334f7186) <0>[ 141.870274] Stack: (0xc5359e2c to 0xc535a000) <0>[ 141.874908] 9e20: c0c59a94 0073cff8 c5359f60 c15ec020 c1396a8c <0>[ 141.883380] 9e40: c1396a8c c1396c70 0000002a c5619000 0000000b c5359f60 c5359e74 c5359e68 <0>[ 141.891852] 9e60: c0c58d24 c1396c30 c5359e9c c5359e78 c0c59224 c0c58d04 c0c59104 c551cb40 <0>[ 141.900324] 9e80: b6da9000 0000000b c3ac2840 c5359f60 c5359ec4 c5359ea0 c07e27bc c0c59110 <0>[ 141.908796] 9ea0: 00000000 c551cb40 b6da9000 c290d000 c5359f60 c07e2758 c5359f5c c5359ec8 <0>[ 141.917268] 9ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5358000 <0>[ 141.925739] 9ee0: b6da9000 00020000 00000004 0000000b 0001fff5 c5359ee0 00000001 b6da8000 <0>[ 141.934210] 9f00: c551c3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 <0>[ 141.942681] 9f20: 00000000 00000000 c13ac088 6784eadf c206b700 c551cb40 c551cb40 c5358000 <0>[ 141.951151] 9f40: b6da9000 00000000 00000000 00000004 c5359f94 c5359f60 c059c9b0 c059c304 <0>[ 141.959622] 9f60: 00000000 00000000 c5359fac 6784eadf 0000000b 0000000b 7ff00000 00000004 <0>[ 141.968093] 9f80: c03002e4 c5358000 c5359fa4 c5359f98 c059ca40 c059c948 00000000 c5359fa8 <0>[ 141.976564] 9fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6da9000 0000000b 00000001 <0>[ 141.985036] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6da9000 00020000 0041fe38 <0>[ 141.993507] 9fe0: 00000004 bed167e8 b6e6f33b b6de8616 60080030 00000001 00000000 00000000 <0>[ 142.001968] Backtrace: <0>[ 142.004695] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) <0>[ 142.013155] r7:c5359f60 r6:0000000b r5:c5619000 r4:0000002a <0>[ 142.019097] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <0>[ 142.027396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <0>[ 142.035599] r9:c5359f60 r8:c3ac2840 r7:0000000b r6:b6da9000 r5:c551cb40 r4:c0c59104 <0>[ 142.043638] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <0>[ 142.051754] r9:c07e2758 r8:c5359f60 r7:c290d000 r6:b6da9000 r5:c551cb40 r4:00000000 <0>[ 142.059791] [] (vfs_write) from [] (ksys_write+0x74/0xec) <0>[ 142.067212] r10:00000004 r9:00000000 r8:00000000 r7:b6da9000 r6:c5358000 r5:c551cb40 <0>[ 142.075323] r4:c551cb40 <0>[ 142.078128] [] (ksys_write) from [] (sys_write+0x18/0x1c) <0>[ 142.085549] r9:c5358000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b <0>[ 142.093585] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <0>[ 142.101433] Exception stack(0xc5359fa8 to 0xc5359ff0) <0>[ 142.106764] 9fa0: 0000000b 0000000b 00000001 b6da9000 0000000b 00000001 <0>[ 142.115235] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6da9000 00020000 0041fe38 <0>[ 142.123700] 9fe0: 00000004 bed167e8 b6e6f33b b6de8616 <0>[ 142.129031] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) <4>[ 142.135407] ---[ end trace 296d7ef2d227b9bd ]--- # Segmentation fault # [ 141.726319] lkdtm: Performing direct entry WRITE_KERN # [ 141.730227] lkdtm: attempting bad 7589880 byte write at c1396a8c # [ 141.736720] 8<--- cut here --- # [ 141.739824] Unable to handle kernel paging request at virtual address c1396a8c # [ 141.747332] pgd = 2d1b1eef # [ 141.750295] [c1396a8c] *pgd=c121940e(bad) # [ 141.754580] Internal error: Oops: 80d [#14] SMP ARM # [ 141.759726] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 141.798765] CPU: 1 PID: 2513 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 141.806788] Hardware name: STM32 (Device Tree Support) # [ 141.812217] PC is at memcpy+0x50/0x330 # [ 141.816225] LR is at 0xe92dd830 # [ 141.819626] pc : [] lr : [] psr: 20080013 # [ 141.826175] sp : c5359e2c ip : e1a0c00d fp : c5359e64 # [ 141.831676] r10: 0000000b r9 : c1ad2cfc r8 : e89da800 # [ 141.837179] r7 : e8bd4000 r6 : e52de004 r5 : e24cb004 r4 : e92dd800 # [ 141.843990] r3 : e1a0c00d r2 : 0073cf58 r1 : c0c59ab4 r0 : c1396a8c # [ 141.850802] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none # [ 141.858223] Control: 10c5387d Table: c543806a DAC: 00000051 # [ 141.864250] Process cat (pid: 2513, stack limit = 0x334f7186) # [ 141.870274] Stack: (0xc5359e2c to 0xc535a000) # [ 141.874908] 9e20: c0c59a94 0073cff8 c5359f60 c15ec020 c1396a8c # [ 141.883380] 9e40: c1396a8c c1396c70 0000002a c5619000 0000000b c5359f60 c5359e74 c5359e68 # [ 141.891852] 9e60: c0c58d24 c1396c30 c5359e9c c5359e78 c0c59224 c0c58d04 c0c59104 c551cb40 # [ 141.900324] 9e80: b6da9000 0000000b c3ac2840 c5359f60 c5359ec4 c5359ea0 c07e27bc c0c59110 # [ 141.908796] 9ea0: 00000000 c551cb40 b6da9000 c290d000 c5359f60 c07e2758 c5359f5c c5359ec8 # [ 141.917268] 9ec0: c059c404 c07e2764 00000001 00000000 c059c9b0 c13ac088 c059c9b0 c5358000 # [ 141.925739] 9ee0: b6da9000 00020000 00000004 0000000b 0001fff5 c5359ee0 00000001 b6da8000 # [ 141.934210] 9f00: c551c3c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 # [ 141.942681] 9f20: 00000000 00000000 c13ac088 6784eadf c206b700 c551cb40 c551cb40 c5358000 # [ 141.951151] 9f40: b6da9000 00000000 00000000 00000004 c5359f94 c5359f60 c059c9b0 c059c304 # [ 141.959622] 9f60: 00000000 00000000 c5359fac 6784eadf 0000000b 0000000b 7ff00000 00000004 # [ 141.968093] 9f80: c03002e4 c5358000 c5359fa4 c5359f98 c059ca40 c059c948 00000000 c5359fa8 # [ 141.976564] 9fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6da9000 0000000b 00000001 # [ 141.985036] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6da9000 00020000 0041fe38 # [ 141.993507] 9fe0: 00000004 bed167e8 b6e6f33b b6de8616 60080030 00000001 00000000 00000000 # [ 142.001968] Backtrace: # [ 142.004695] [] (lkdtm_WRITE_KERN) from [] (lkdtm_do_action+0x2c/0x4c) # [ 142.013155] r7:c5359f60 r6:0000000b r5:c5619000 r4:0000002a # [ 142.019097] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 142.027396] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 142.035599] r9:c5359f60 r8:c3ac2840 r7:0000000b r6:b6da9000 r5:c551cb40 r4:c0c59104 # [ 142.043638] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 142.051754] r9:c07e2758 r8:c5359f60 r7:c290d000 r6:b6da9000 r5:c551cb40 r4:00000000 # [ 142.059791] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 142.067212] r10:00000004 r9:00000000 r8:00000000 r7:b6da9000 r6:c5358000 r5:c551cb40 # [ 142.075323] r4:c551cb40 # [ 142.078128] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 142.085549] r9:c5358000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b # [ 142.093585] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 142.101433] Exception stack(0xc5359fa8 to 0xc5359ff0) # [ 142.106764] 9fa0: 0000000b 0000000b 00000001 b6da9000 0000000b 00000001 # [ 142.115235] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6da9000 00020000 0041fe38 # [ 142.123700] 9fe0: 00000004 bed167e8 b6e6f33b b6de8616 # [ 142.129031] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) # [ 142.135407] ---[ end trace 296d7ef2d227b9bd ]--- # WRITE_KERN: missing 'call trace:': [FAIL] not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <6>[ 142.990646] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW <6>[ 142.995631] lkdtm: attempting good refcount_inc() without overflow <6>[ 143.001966] lkdtm: attempting bad refcount_inc() overflow <4>[ 143.007811] ------------[ cut here ]------------ <4>[ 143.012557] WARNING: CPU: 1 PID: 2589 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 143.021359] refcount_t: saturated; leaking memory. <4>[ 143.026409] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 143.065444] CPU: 1 PID: 2589 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 143.073394] Hardware name: STM32 (Device Tree Support) <4>[ 143.078806] Backtrace: <4>[ 143.081535] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 143.089378] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 143.095320] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 143.102916] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 143.110162] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 <4>[ 143.118200] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 143.125964] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c500c000 <4>[ 143.131908] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 143.141160] r9:c1ad2d08 r8:c15ec020 r7:c500df60 r6:00000016 r5:c5619000 r4:c500c000 <4>[ 143.149197] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 143.159152] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) <4>[ 143.169543] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 143.178964] r4:0000002b <4>[ 143.181767] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 143.190067] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 143.198271] r9:c500df60 r8:c3ac2840 r7:00000016 r6:b6e13000 r5:c53d6500 r4:c0c59104 <4>[ 143.206309] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 143.214424] r9:c07e2758 r8:c500df60 r7:c290d000 r6:b6e13000 r5:c53d6500 r4:00000000 <4>[ 143.222459] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 143.229879] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c500c000 r5:c53d6500 <4>[ 143.237990] r4:c53d6500 <4>[ 143.240794] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 143.248214] r9:c500c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 143.256248] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 143.264097] Exception stack(0xc500dfa8 to 0xc500dff0) <4>[ 143.269429] dfa0: 00000016 00000016 00000001 b6e13000 00000016 00000001 <4>[ 143.277901] dfc0: 00000016 00000016 7ff00000 00000004 00000001 b6e13000 00020000 0047fe38 <4>[ 143.286365] dfe0: 00000004 be8027e8 b6ed933b b6e52616 <4>[ 143.291779] irq event stamp: 0 <4>[ 143.295028] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 143.300984] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 143.308751] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 143.316540] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 143.322257] ---[ end trace 296d7ef2d227b9be ]--- <6>[ 143.327223] lkdtm: Overflow detected: saturated # [ 142.990646] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 142.995631] lkdtm: attempting good refcount_inc() without overflow # [ 143.001966] lkdtm: attempting bad refcount_inc() overflow # [ 143.007811] ------------[ cut here ]------------ # [ 143.012557] WARNING: CPU: 1 PID: 2589 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 143.021359] refcount_t: saturated; leaking memory. # [ 143.026409] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 143.065444] CPU: 1 PID: 2589 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 143.073394] Hardware name: STM32 (Device Tree Support) # [ 143.078806] Backtrace: # [ 143.081535] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 143.089378] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 143.095320] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 143.102916] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 143.110162] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 # [ 143.118200] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 143.125964] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c500c000 # [ 143.131908] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 143.141160] r9:c1ad2d08 r8:c15ec020 r7:c500df60 r6:00000016 r5:c5619000 r4:c500c000 # [ 143.149197] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 143.159152] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c) # [ 143.169543] [] (lkdtm_REFCOUNT_INC_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 143.178964] r4:0000002b # [ 143.181767] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 143.190067] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 143.198271] r9:c500df60 r8:c3ac2840 r7:00000016 r6:b6e13000 r5:c53d6500 r4:c0c59104 # [ 143.206309] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 143.214424] r9:c07e2758 r8:c500df60 r7:c290d000 r6:b6e13000 r5:c53d6500 r4:00000000 # [ 143.222459] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 143.229879] r10:00000004 r9:00000000 r8:00000000 r7:b6e13000 r6:c500c000 r5:c53d6500 # [ 143.237990] r4:c53d6500 # [ 143.240794] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 143.248214] r9:c500c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 143.256248] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 143.264097] Exception stack(0xc500dfa8 to 0xc500dff0) # [ 143.269429] dfa0: 00000016 00000016 00000001 b6e13000 00000016 00000001 # [ 143.277901] dfc0: 00000016 00000016 7ff00000 00000004 00000001 b6e13000 00020000 0047fe38 # [ 143.286365] dfe0: 00000004 be8027e8 b6ed933b b6e52616 # [ 143.291779] irq event stamp: 0 # [ 143.295028] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 143.300984] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 143.308751] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 143.316540] softirqs last disabled at (0): [<00000000>] 0x0 # [ 143.322257] ---[ end trace 296d7ef2d227b9be ]--- # [ 143.327223] 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>[ 144.178778] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW <6>[ 144.183643] lkdtm: attempting good refcount_add() without overflow <6>[ 144.190312] lkdtm: attempting bad refcount_add() overflow <4>[ 144.195888] ------------[ cut here ]------------ <4>[ 144.200690] WARNING: CPU: 1 PID: 2624 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 144.209483] refcount_t: saturated; leaking memory. <4>[ 144.214463] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 144.253594] CPU: 1 PID: 2624 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 144.261527] Hardware name: STM32 (Device Tree Support) <4>[ 144.266937] Backtrace: <4>[ 144.269668] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 144.277512] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 144.283454] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 144.291052] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 144.298297] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 <4>[ 144.306335] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 144.314100] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c521e000 <4>[ 144.320046] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 144.329302] r9:c1ad2d20 r8:c15ec020 r7:c521ff60 r6:00000016 r5:c56e3000 r4:c521e000 <4>[ 144.337342] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 144.347298] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) <4>[ 144.357691] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 144.367114] r4:0000002c <4>[ 144.369918] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 144.378220] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 144.386427] r9:c521ff60 r8:c3ac2840 r7:00000016 r6:b6e27000 r5:c53e18c0 r4:c0c59104 <4>[ 144.394467] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 144.402586] r9:c07e2758 r8:c521ff60 r7:c290d000 r6:b6e27000 r5:c53e18c0 r4:00000000 <4>[ 144.410624] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 144.418047] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c521e000 r5:c53e18c0 <4>[ 144.426161] r4:c53e18c0 <4>[ 144.428966] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 144.436389] r9:c521e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 144.444427] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 144.452279] Exception stack(0xc521ffa8 to 0xc521fff0) <4>[ 144.457613] ffa0: 00000016 00000016 00000001 b6e27000 00000016 00000001 <4>[ 144.466084] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e27000 00020000 0049fe38 <4>[ 144.474550] ffe0: 00000004 beabd7e8 b6eed33b b6e66616 <4>[ 144.479966] irq event stamp: 0 <4>[ 144.483216] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 144.489166] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 144.496949] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 144.504667] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 144.510580] ---[ end trace 296d7ef2d227b9bf ]--- <6>[ 144.515340] lkdtm: Overflow detected: saturated # [ 144.178778] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 144.183643] lkdtm: attempting good refcount_add() without overflow # [ 144.190312] lkdtm: attempting bad refcount_add() overflow # [ 144.195888] ------------[ cut here ]------------ # [ 144.200690] WARNING: CPU: 1 PID: 2624 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 144.209483] refcount_t: saturated; leaking memory. # [ 144.214463] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 144.253594] CPU: 1 PID: 2624 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 144.261527] Hardware name: STM32 (Device Tree Support) # [ 144.266937] Backtrace: # [ 144.269668] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 144.277512] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 144.283454] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 144.291052] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 144.298297] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 # [ 144.306335] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 144.314100] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c521e000 # [ 144.320046] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 144.329302] r9:c1ad2d20 r8:c15ec020 r7:c521ff60 r6:00000016 r5:c56e3000 r4:c521e000 # [ 144.337342] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 144.347298] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8) # [ 144.357691] [] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 144.367114] r4:0000002c # [ 144.369918] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 144.378220] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 144.386427] r9:c521ff60 r8:c3ac2840 r7:00000016 r6:b6e27000 r5:c53e18c0 r4:c0c59104 # [ 144.394467] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 144.402586] r9:c07e2758 r8:c521ff60 r7:c290d000 r6:b6e27000 r5:c53e18c0 r4:00000000 # [ 144.410624] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 144.418047] r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c521e000 r5:c53e18c0 # [ 144.426161] r4:c53e18c0 # [ 144.428966] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 144.436389] r9:c521e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 144.444427] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 144.452279] Exception stack(0xc521ffa8 to 0xc521fff0) # [ 144.457613] ffa0: 00000016 00000016 00000001 b6e27000 00000016 00000001 # [ 144.466084] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e27000 00020000 0049fe38 # [ 144.474550] ffe0: 00000004 beabd7e8 b6eed33b b6e66616 # [ 144.479966] irq event stamp: 0 # [ 144.483216] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 144.489166] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 144.496949] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 144.504667] softirqs last disabled at (0): [<00000000>] 0x0 # [ 144.510580] ---[ end trace 296d7ef2d227b9bf ]--- # [ 144.515340] 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>[ 145.352507] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW <6>[ 145.358351] lkdtm: attempting bad refcount_inc_not_zero() overflow <4>[ 145.364615] ------------[ cut here ]------------ <4>[ 145.369667] WARNING: CPU: 1 PID: 2659 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 145.378330] refcount_t: saturated; leaking memory. <4>[ 145.383303] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 145.422443] CPU: 1 PID: 2659 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 145.430380] Hardware name: STM32 (Device Tree Support) <4>[ 145.435792] Backtrace: <4>[ 145.438522] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 145.446368] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 145.452311] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 145.459911] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 145.467158] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a26d08 <4>[ 145.475198] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 145.482968] r7:00000013 r6:c1a26d08 r5:c1a26ce0 r4:c5784000 <4>[ 145.488915] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 145.498170] r9:c1ad2d38 r8:c15ec020 r7:c5785f60 r6:0000001f r5:c56e2000 r4:7fffffff <4>[ 145.506208] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 145.516950] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 145.528910] r5:c56e2000 r4:c5784000 <4>[ 145.532764] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 145.542973] r4:0000002d <4>[ 145.545776] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 145.554077] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 145.562284] r9:c5785f60 r8:c3ac2840 r7:0000001f r6:b6e2c000 r5:c5067000 r4:c0c59104 <4>[ 145.570325] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 145.578444] r9:c07e2758 r8:c5785f60 r7:c290d000 r6:b6e2c000 r5:c5067000 r4:00000000 <4>[ 145.586482] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 145.593903] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c5784000 r5:c5067000 <4>[ 145.602017] r4:c5067000 <4>[ 145.604823] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 145.612246] r9:c5784000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 145.620283] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 145.628135] Exception stack(0xc5785fa8 to 0xc5785ff0) <4>[ 145.633468] 5fa0: 0000001f 0000001f 00000001 b6e2c000 0000001f 00000001 <4>[ 145.641942] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e2c000 00020000 0046fe38 <4>[ 145.650408] 5fe0: 00000004 bec037e8 b6ef233b b6e6b616 <4>[ 145.655827] irq event stamp: 0 <4>[ 145.659074] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 145.664926] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 145.672837] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 145.680622] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 145.686437] ---[ end trace 296d7ef2d227b9c0 ]--- <6>[ 145.691204] lkdtm: Overflow detected: saturated # [ 145.352507] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 145.358351] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 145.364615] ------------[ cut here ]------------ # [ 145.369667] WARNING: CPU: 1 PID: 2659 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 145.378330] refcount_t: saturated; leaking memory. # [ 145.383303] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 145.422443] CPU: 1 PID: 2659 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 145.430380] Hardware name: STM32 (Device Tree Support) # [ 145.435792] Backtrace: # [ 145.438522] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 145.446368] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 145.452311] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 145.459911] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 145.467158] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a26d08 # [ 145.475198] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 145.482968] r7:00000013 r6:c1a26d08 r5:c1a26ce0 r4:c5784000 # [ 145.488915] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 145.498170] r9:c1ad2d38 r8:c15ec020 r7:c5785f60 r6:0000001f r5:c56e2000 r4:7fffffff # [ 145.506208] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 145.516950] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 145.528910] r5:c56e2000 r4:c5784000 # [ 145.532764] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 145.542973] r4:0000002d # [ 145.545776] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 145.554077] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 145.562284] r9:c5785f60 r8:c3ac2840 r7:0000001f r6:b6e2c000 r5:c5067000 r4:c0c59104 # [ 145.570325] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 145.578444] r9:c07e2758 r8:c5785f60 r7:c290d000 r6:b6e2c000 r5:c5067000 r4:00000000 # [ 145.586482] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 145.593903] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c5784000 r5:c5067000 # [ 145.602017] r4:c5067000 # [ 145.604823] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 145.612246] r9:c5784000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 145.620283] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 145.628135] Exception stack(0xc5785fa8 to 0xc5785ff0) # [ 145.633468] 5fa0: 0000001f 0000001f 00000001 b6e2c000 0000001f 00000001 # [ 145.641942] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e2c000 00020000 0046fe38 # [ 145.650408] 5fe0: 00000004 bec037e8 b6ef233b b6e6b616 # [ 145.655827] irq event stamp: 0 # [ 145.659074] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 145.664926] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 145.672837] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 145.680622] softirqs last disabled at (0): [<00000000>] 0x0 # [ 145.686437] ---[ end trace 296d7ef2d227b9c0 ]--- # [ 145.691204] 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>[ 146.528870] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW <6>[ 146.534522] lkdtm: attempting bad refcount_add_not_zero() overflow <4>[ 146.541138] ------------[ cut here ]------------ <4>[ 146.546000] WARNING: CPU: 0 PID: 2694 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 146.554597] refcount_t: saturated; leaking memory. <4>[ 146.559740] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 146.598980] CPU: 0 PID: 2694 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 146.606731] Hardware name: STM32 (Device Tree Support) <4>[ 146.612145] Backtrace: <4>[ 146.614875] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 146.622721] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 146.628663] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 146.636259] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 146.643504] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a26d08 <4>[ 146.651540] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 146.659307] r7:00000013 r6:c1a26d08 r5:c1a26ce0 r4:c573e000 <4>[ 146.665252] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 146.674505] r9:c1ad2d58 r8:c15ec020 r7:c573ff60 r6:0000001f r5:c60a8000 r4:7fffffff <4>[ 146.682544] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 146.693285] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) <4>[ 146.705241] r5:c60a8000 r4:c573e000 <4>[ 146.709094] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 146.719300] r4:0000002e <4>[ 146.722103] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 146.730405] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 146.738608] r9:c573ff60 r8:c3ac2840 r7:0000001f r6:b6db3000 r5:c53d3140 r4:c0c59104 <4>[ 146.746645] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 146.754762] r9:c07e2758 r8:c573ff60 r7:c290d000 r6:b6db3000 r5:c53d3140 r4:00000000 <4>[ 146.762798] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 146.770218] r10:00000004 r9:00000000 r8:00000000 r7:b6db3000 r6:c573e000 r5:c53d3140 <4>[ 146.778331] r4:c53d3140 <4>[ 146.781136] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 146.788559] r9:c573e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 146.796595] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 146.804446] Exception stack(0xc573ffa8 to 0xc573fff0) <4>[ 146.809779] ffa0: 0000001f 0000001f 00000001 b6db3000 0000001f 00000001 <4>[ 146.818251] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6db3000 00020000 0048fe38 <4>[ 146.826717] ffe0: 00000004 bee177e8 b6e7933b b6df2616 <4>[ 146.832120] irq event stamp: 0 <4>[ 146.835379] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 146.841315] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 146.849108] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 146.856884] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 146.862621] ---[ end trace 296d7ef2d227b9c1 ]--- <6>[ 146.867569] lkdtm: Overflow detected: saturated # [ 146.528870] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 146.534522] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 146.541138] ------------[ cut here ]------------ # [ 146.546000] WARNING: CPU: 0 PID: 2694 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 146.554597] refcount_t: saturated; leaking memory. # [ 146.559740] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 146.598980] CPU: 0 PID: 2694 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 146.606731] Hardware name: STM32 (Device Tree Support) # [ 146.612145] Backtrace: # [ 146.614875] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 146.622721] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 146.628663] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 146.636259] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 146.643504] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a26d08 # [ 146.651540] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 146.659307] r7:00000013 r6:c1a26d08 r5:c1a26ce0 r4:c573e000 # [ 146.665252] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 146.674505] r9:c1ad2d58 r8:c15ec020 r7:c573ff60 r6:0000001f r5:c60a8000 r4:7fffffff # [ 146.682544] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 146.693285] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88) # [ 146.705241] r5:c60a8000 r4:c573e000 # [ 146.709094] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [] (lkdtm_do_action+0x2c/0x4c) # [ 146.719300] r4:0000002e # [ 146.722103] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 146.730405] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 146.738608] r9:c573ff60 r8:c3ac2840 r7:0000001f r6:b6db3000 r5:c53d3140 r4:c0c59104 # [ 146.746645] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 146.754762] r9:c07e2758 r8:c573ff60 r7:c290d000 r6:b6db3000 r5:c53d3140 r4:00000000 # [ 146.762798] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 146.770218] r10:00000004 r9:00000000 r8:00000000 r7:b6db3000 r6:c573e000 r5:c53d3140 # [ 146.778331] r4:c53d3140 # [ 146.781136] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 146.788559] r9:c573e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 146.796595] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 146.804446] Exception stack(0xc573ffa8 to 0xc573fff0) # [ 146.809779] ffa0: 0000001f 0000001f 00000001 b6db3000 0000001f 00000001 # [ 146.818251] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6db3000 00020000 0048fe38 # [ 146.826717] ffe0: 00000004 bee177e8 b6e7933b b6df2616 # [ 146.832120] irq event stamp: 0 # [ 146.835379] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 146.841315] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 146.849108] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 146.856884] softirqs last disabled at (0): [<00000000>] 0x0 # [ 146.862621] ---[ end trace 296d7ef2d227b9c1 ]--- # [ 146.867569] 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>[ 147.727826] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO <6>[ 147.732342] lkdtm: attempting good refcount_dec() <6>[ 147.737532] lkdtm: attempting bad refcount_dec() to zero <4>[ 147.742901] ------------[ cut here ]------------ <4>[ 147.747928] WARNING: CPU: 1 PID: 2729 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 147.756602] refcount_t: decrement hit 0; leaking memory. <4>[ 147.762112] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 147.801234] CPU: 1 PID: 2729 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 147.809176] Hardware name: STM32 (Device Tree Support) <4>[ 147.814587] Backtrace: <4>[ 147.817318] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 147.825160] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 147.831101] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 147.838699] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 147.845945] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a26d08 <4>[ 147.853981] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 147.861747] r7:0000001f r6:c1a26d08 r5:c1a26d6c r4:c502c000 <4>[ 147.867692] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 147.876945] r9:c1ad2d78 r8:c15ec020 r7:c502df60 r6:00000012 r5:c56e2000 r4:c502c000 <4>[ 147.884980] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 147.894933] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) <4>[ 147.904978] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 147.914050] r4:0000002f <4>[ 147.916852] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 147.925153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 147.933357] r9:c502df60 r8:c3ac2840 r7:00000012 r6:b6e88000 r5:c52ad280 r4:c0c59104 <4>[ 147.941395] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 147.949512] r9:c07e2758 r8:c502df60 r7:c290d000 r6:b6e88000 r5:c52ad280 r4:00000000 <4>[ 147.957548] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 147.964968] r10:00000004 r9:00000000 r8:00000000 r7:b6e88000 r6:c502c000 r5:c52ad280 <4>[ 147.973082] r4:c52ad280 <4>[ 147.975886] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 147.983309] r9:c502c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 147.991347] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 147.999197] Exception stack(0xc502dfa8 to 0xc502dff0) <4>[ 148.004531] dfa0: 00000012 00000012 00000001 b6e88000 00000012 00000001 <4>[ 148.013004] dfc0: 00000012 00000012 7ff00000 00000004 00000001 b6e88000 00020000 004bfe38 <4>[ 148.021470] dfe0: 00000004 beafc7e8 b6f4e33b b6ec7616 <4>[ 148.026890] irq event stamp: 0 <4>[ 148.030135] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 148.036076] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 148.043803] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 148.051690] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 148.057482] ---[ end trace 296d7ef2d227b9c2 ]--- <6>[ 148.062257] lkdtm: Zero detected: saturated # [ 147.727826] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 147.732342] lkdtm: attempting good refcount_dec() # [ 147.737532] lkdtm: attempting bad refcount_dec() to zero # [ 147.742901] ------------[ cut here ]------------ # [ 147.747928] WARNING: CPU: 1 PID: 2729 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 147.756602] refcount_t: decrement hit 0; leaking memory. # [ 147.762112] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 147.801234] CPU: 1 PID: 2729 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 147.809176] Hardware name: STM32 (Device Tree Support) # [ 147.814587] Backtrace: # [ 147.817318] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 147.825160] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 147.831101] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 147.838699] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 147.845945] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a26d08 # [ 147.853981] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 147.861747] r7:0000001f r6:c1a26d08 r5:c1a26d6c r4:c502c000 # [ 147.867692] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 147.876945] r9:c1ad2d78 r8:c15ec020 r7:c502df60 r6:00000012 r5:c56e2000 r4:c502c000 # [ 147.884980] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 147.894933] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8) # [ 147.904978] [] (lkdtm_REFCOUNT_DEC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 147.914050] r4:0000002f # [ 147.916852] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 147.925153] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 147.933357] r9:c502df60 r8:c3ac2840 r7:00000012 r6:b6e88000 r5:c52ad280 r4:c0c59104 # [ 147.941395] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 147.949512] r9:c07e2758 r8:c502df60 r7:c290d000 r6:b6e88000 r5:c52ad280 r4:00000000 # [ 147.957548] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 147.964968] r10:00000004 r9:00000000 r8:00000000 r7:b6e88000 r6:c502c000 r5:c52ad280 # [ 147.973082] r4:c52ad280 # [ 147.975886] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 147.983309] r9:c502c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 147.991347] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 147.999197] Exception stack(0xc502dfa8 to 0xc502dff0) # [ 148.004531] dfa0: 00000012 00000012 00000001 b6e88000 00000012 00000001 # [ 148.013004] dfc0: 00000012 00000012 7ff00000 00000004 00000001 b6e88000 00020000 004bfe38 # [ 148.021470] dfe0: 00000004 beafc7e8 b6f4e33b b6ec7616 # [ 148.026890] irq event stamp: 0 # [ 148.030135] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 148.036076] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 148.043803] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 148.051690] softirqs last disabled at (0): [<00000000>] 0x0 # [ 148.057482] ---[ end trace 296d7ef2d227b9c2 ]--- # [ 148.062257] 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>[ 148.972434] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE <6>[ 148.977465] lkdtm: attempting bad refcount_dec() below zero <4>[ 148.983143] ------------[ cut here ]------------ <4>[ 148.988240] WARNING: CPU: 0 PID: 2767 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 148.996859] refcount_t: decrement hit 0; leaking memory. <4>[ 149.002354] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 149.041478] CPU: 0 PID: 2767 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 149.049416] Hardware name: STM32 (Device Tree Support) <4>[ 149.054828] Backtrace: <4>[ 149.057557] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 149.065400] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 149.071343] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 149.078941] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 149.086188] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a26d08 <4>[ 149.094226] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 149.101993] r7:0000001f r6:c1a26d08 r5:c1a26d6c r4:c5706000 <4>[ 149.107938] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 149.117190] r9:c1ad2d8c r8:c15ec020 r7:c5707f60 r6:00000016 r5:00000000 r4:c5706000 <4>[ 149.125227] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 149.135182] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) <4>[ 149.145577] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 149.155000] r5:c60a8000 r4:00000030 <4>[ 149.158849] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 149.167150] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 149.175357] r9:c5707f60 r8:c3ac2840 r7:00000016 r6:b6e8c000 r5:c56ea140 r4:c0c59104 <4>[ 149.183397] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 149.191515] r9:c07e2758 r8:c5707f60 r7:c290d000 r6:b6e8c000 r5:c56ea140 r4:00000000 <4>[ 149.199553] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 149.206975] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c5706000 r5:c56ea140 <4>[ 149.215089] r4:c56ea140 <4>[ 149.217895] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 149.225318] r9:c5706000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 <4>[ 149.233357] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 149.241210] Exception stack(0xc5707fa8 to 0xc5707ff0) <4>[ 149.246544] 7fa0: 00000016 00000016 00000001 b6e8c000 00000016 00000001 <4>[ 149.255016] 7fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e8c000 00020000 004dfe38 <4>[ 149.263482] 7fe0: 00000004 bedc17e8 b6f5233b b6ecb616 <4>[ 149.268894] irq event stamp: 0 <4>[ 149.272147] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 149.278090] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 149.285870] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 149.293601] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 149.299465] ---[ end trace 296d7ef2d227b9c3 ]--- <6>[ 149.304268] lkdtm: Negative detected: saturated # [ 148.972434] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 148.977465] lkdtm: attempting bad refcount_dec() below zero # [ 148.983143] ------------[ cut here ]------------ # [ 148.988240] WARNING: CPU: 0 PID: 2767 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 148.996859] refcount_t: decrement hit 0; leaking memory. # [ 149.002354] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 149.041478] CPU: 0 PID: 2767 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 149.049416] Hardware name: STM32 (Device Tree Support) # [ 149.054828] Backtrace: # [ 149.057557] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 149.065400] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 149.071343] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 149.078941] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 149.086188] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a26d08 # [ 149.094226] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 149.101993] r7:0000001f r6:c1a26d08 r5:c1a26d6c r4:c5706000 # [ 149.107938] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 149.117190] r9:c1ad2d8c r8:c15ec020 r7:c5707f60 r6:00000016 r5:00000000 r4:c5706000 # [ 149.125227] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 149.135182] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70) # [ 149.145577] [] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 149.155000] r5:c60a8000 r4:00000030 # [ 149.158849] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 149.167150] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 149.175357] r9:c5707f60 r8:c3ac2840 r7:00000016 r6:b6e8c000 r5:c56ea140 r4:c0c59104 # [ 149.183397] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 149.191515] r9:c07e2758 r8:c5707f60 r7:c290d000 r6:b6e8c000 r5:c56ea140 r4:00000000 # [ 149.199553] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 149.206975] r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c5706000 r5:c56ea140 # [ 149.215089] r4:c56ea140 # [ 149.217895] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 149.225318] r9:c5706000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016 # [ 149.233357] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 149.241210] Exception stack(0xc5707fa8 to 0xc5707ff0) # [ 149.246544] 7fa0: 00000016 00000016 00000001 b6e8c000 00000016 00000001 # [ 149.255016] 7fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e8c000 00020000 004dfe38 # [ 149.263482] 7fe0: 00000004 bedc17e8 b6f5233b b6ecb616 # [ 149.268894] irq event stamp: 0 # [ 149.272147] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 149.278090] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 149.285870] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 149.293601] softirqs last disabled at (0): [<00000000>] 0x0 # [ 149.299465] ---[ end trace 296d7ef2d227b9c3 ]--- # [ 149.304268] 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>[ 150.182856] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE <6>[ 150.188705] lkdtm: attempting bad refcount_dec_and_test() below zero <4>[ 150.195139] ------------[ cut here ]------------ <4>[ 150.200248] WARNING: CPU: 1 PID: 2803 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 150.208951] refcount_t: underflow; use-after-free. <4>[ 150.213918] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 150.253062] CPU: 1 PID: 2803 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 150.260993] Hardware name: STM32 (Device Tree Support) <4>[ 150.266405] Backtrace: <4>[ 150.269137] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 150.276980] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 150.282923] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 150.290522] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 150.297769] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a26d08 <4>[ 150.305810] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 150.313576] r7:0000001c r6:c1a26d08 r5:c1a26d44 r4:c5708000 <4>[ 150.319522] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 150.328864] r9:c1ad2da4 r8:c15ec020 r7:c5709f60 r6:0000001f r5:00000000 r4:c5708000 <4>[ 150.336905] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 150.347647] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 150.359613] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 150.369826] r5:c53e7000 r4:00000031 <4>[ 150.373676] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 150.381979] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 150.390186] r9:c5709f60 r8:c3ac2840 r7:0000001f r6:b6e2c000 r5:c56e5a00 r4:c0c59104 <4>[ 150.398224] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 150.406342] r9:c07e2758 r8:c5709f60 r7:c290d000 r6:b6e2c000 r5:c56e5a00 r4:00000000 <4>[ 150.414379] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 150.421801] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c5708000 r5:c56e5a00 <4>[ 150.429915] r4:c56e5a00 <4>[ 150.432720] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 150.440142] r9:c5708000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 150.448179] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 150.456030] Exception stack(0xc5709fa8 to 0xc5709ff0) <4>[ 150.461363] 9fa0: 0000001f 0000001f 00000001 b6e2c000 0000001f 00000001 <4>[ 150.469836] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e2c000 00020000 0047fe38 <4>[ 150.478302] 9fe0: 00000004 be8dd7e8 b6ef233b b6e6b616 <4>[ 150.483717] irq event stamp: 0 <4>[ 150.487030] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 150.492816] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 150.500698] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 150.508455] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 150.514256] ---[ end trace 296d7ef2d227b9c4 ]--- <6>[ 150.519177] lkdtm: Negative detected: saturated # [ 150.182856] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 150.188705] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 150.195139] ------------[ cut here ]------------ # [ 150.200248] WARNING: CPU: 1 PID: 2803 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 150.208951] refcount_t: underflow; use-after-free. # [ 150.213918] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 150.253062] CPU: 1 PID: 2803 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 150.260993] Hardware name: STM32 (Device Tree Support) # [ 150.266405] Backtrace: # [ 150.269137] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 150.276980] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 150.282923] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 150.290522] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 150.297769] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a26d08 # [ 150.305810] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 150.313576] r7:0000001c r6:c1a26d08 r5:c1a26d44 r4:c5708000 # [ 150.319522] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 150.328864] r9:c1ad2da4 r8:c15ec020 r7:c5709f60 r6:0000001f r5:00000000 r4:c5708000 # [ 150.336905] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 150.347647] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c) # [ 150.359613] [] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 150.369826] r5:c53e7000 r4:00000031 # [ 150.373676] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 150.381979] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 150.390186] r9:c5709f60 r8:c3ac2840 r7:0000001f r6:b6e2c000 r5:c56e5a00 r4:c0c59104 # [ 150.398224] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 150.406342] r9:c07e2758 r8:c5709f60 r7:c290d000 r6:b6e2c000 r5:c56e5a00 r4:00000000 # [ 150.414379] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 150.421801] r10:00000004 r9:00000000 r8:00000000 r7:b6e2c000 r6:c5708000 r5:c56e5a00 # [ 150.429915] r4:c56e5a00 # [ 150.432720] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 150.440142] r9:c5708000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 150.448179] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 150.456030] Exception stack(0xc5709fa8 to 0xc5709ff0) # [ 150.461363] 9fa0: 0000001f 0000001f 00000001 b6e2c000 0000001f 00000001 # [ 150.469836] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e2c000 00020000 0047fe38 # [ 150.478302] 9fe0: 00000004 be8dd7e8 b6ef233b b6e6b616 # [ 150.483717] irq event stamp: 0 # [ 150.487030] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 150.492816] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 150.500698] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 150.508455] softirqs last disabled at (0): [<00000000>] 0x0 # [ 150.514256] ---[ end trace 296d7ef2d227b9c4 ]--- # [ 150.519177] 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>[ 151.422138] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE <6>[ 151.427888] lkdtm: attempting bad refcount_sub_and_test() below zero <4>[ 151.434419] ------------[ cut here ]------------ <4>[ 151.439454] WARNING: CPU: 0 PID: 2839 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 151.448203] refcount_t: underflow; use-after-free. <4>[ 151.453193] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 151.492315] CPU: 0 PID: 2839 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 151.500263] Hardware name: STM32 (Device Tree Support) <4>[ 151.505674] Backtrace: <4>[ 151.508405] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 151.516247] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 151.522190] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 151.529787] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 151.537033] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a26d08 <4>[ 151.545070] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 151.552837] r7:0000001c r6:c1a26d08 r5:c1a26d44 r4:c5708000 <4>[ 151.558782] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 151.568123] r9:c1ad2dc4 r8:c15ec020 r7:c5709f60 r6:0000001f r5:c60b6000 r4:c5708000 <4>[ 151.576163] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 151.586903] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) <4>[ 151.598866] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 151.609073] r4:00000032 <4>[ 151.611876] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 151.620179] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 151.628386] r9:c5709f60 r8:c3ac2840 r7:0000001f r6:b6e31000 r5:c5528780 r4:c0c59104 <4>[ 151.636428] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 151.644547] r9:c07e2758 r8:c5709f60 r7:c290d000 r6:b6e31000 r5:c5528780 r4:00000000 <4>[ 151.652586] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 151.660010] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c5708000 r5:c5528780 <4>[ 151.668126] r4:c5528780 <4>[ 151.670932] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 151.678357] r9:c5708000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f <4>[ 151.686397] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 151.694250] Exception stack(0xc5709fa8 to 0xc5709ff0) <4>[ 151.699584] 9fa0: 0000001f 0000001f 00000001 b6e31000 0000001f 00000001 <4>[ 151.708059] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e31000 00020000 0042fe38 <4>[ 151.716528] 9fe0: 00000004 bea9e7e8 b6ef733b b6e70616 <4>[ 151.721947] irq event stamp: 0 <4>[ 151.725194] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 151.731125] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 151.738924] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 151.746685] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 151.752437] ---[ end trace 296d7ef2d227b9c5 ]--- <6>[ 151.757391] lkdtm: Negative detected: saturated # [ 151.422138] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 151.427888] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 151.434419] ------------[ cut here ]------------ # [ 151.439454] WARNING: CPU: 0 PID: 2839 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 151.448203] refcount_t: underflow; use-after-free. # [ 151.453193] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 151.492315] CPU: 0 PID: 2839 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 151.500263] Hardware name: STM32 (Device Tree Support) # [ 151.505674] Backtrace: # [ 151.508405] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 151.516247] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 151.522190] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 151.529787] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 151.537033] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a26d08 # [ 151.545070] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 151.552837] r7:0000001c r6:c1a26d08 r5:c1a26d44 r4:c5708000 # [ 151.558782] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 151.568123] r9:c1ad2dc4 r8:c15ec020 r7:c5709f60 r6:0000001f r5:c60b6000 r4:c5708000 # [ 151.576163] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 151.586903] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c) # [ 151.598866] [] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [] (lkdtm_do_action+0x2c/0x4c) # [ 151.609073] r4:00000032 # [ 151.611876] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 151.620179] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 151.628386] r9:c5709f60 r8:c3ac2840 r7:0000001f r6:b6e31000 r5:c5528780 r4:c0c59104 # [ 151.636428] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 151.644547] r9:c07e2758 r8:c5709f60 r7:c290d000 r6:b6e31000 r5:c5528780 r4:00000000 # [ 151.652586] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 151.660010] r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c5708000 r5:c5528780 # [ 151.668126] r4:c5528780 # [ 151.670932] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 151.678357] r9:c5708000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f # [ 151.686397] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 151.694250] Exception stack(0xc5709fa8 to 0xc5709ff0) # [ 151.699584] 9fa0: 0000001f 0000001f 00000001 b6e31000 0000001f 00000001 # [ 151.708059] 9fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e31000 00020000 0042fe38 # [ 151.716528] 9fe0: 00000004 bea9e7e8 b6ef733b b6e70616 # [ 151.721947] irq event stamp: 0 # [ 151.725194] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 151.731125] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 151.738924] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 151.746685] softirqs last disabled at (0): [<00000000>] 0x0 # [ 151.752437] ---[ end trace 296d7ef2d227b9c5 ]--- # [ 151.757391] 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>[ 152.630783] lkdtm: Performing direct entry REFCOUNT_INC_ZERO <6>[ 152.635300] lkdtm: attempting safe refcount_inc_not_zero() from zero <6>[ 152.642151] lkdtm: Good: zero detected <6>[ 152.646083] lkdtm: Correctly stayed at zero <6>[ 152.650400] lkdtm: attempting bad refcount_inc() from zero <4>[ 152.656237] ------------[ cut here ]------------ <4>[ 152.661082] WARNING: CPU: 1 PID: 2872 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 152.669959] refcount_t: addition on 0; use-after-free. <4>[ 152.675291] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 152.714426] CPU: 1 PID: 2872 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 152.722363] Hardware name: STM32 (Device Tree Support) <4>[ 152.727775] Backtrace: <4>[ 152.730507] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 152.738350] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 152.744292] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 152.751889] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 152.759134] r9:00000009 r8:c0875dd8 r7:00000019 r6:00000009 r5:c0875dd8 r4:c1a26d08 <4>[ 152.767171] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 152.774936] r7:00000019 r6:c1a26d08 r5:c1a26d18 r4:c5708000 <4>[ 152.780882] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 152.790222] r9:c1ad2de4 r8:c15ec020 r7:c5709f60 r6:00000012 r5:00000000 r4:c5708000 <4>[ 152.798260] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 152.808214] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) <4>[ 152.818259] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 152.827332] r5:c56fc000 r4:00000033 <4>[ 152.831182] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 152.839482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 152.847687] r9:c5709f60 r8:c3ac2840 r7:00000012 r6:b6e77000 r5:c53d3500 r4:c0c59104 <4>[ 152.855726] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 152.863843] r9:c07e2758 r8:c5709f60 r7:c290d000 r6:b6e77000 r5:c53d3500 r4:00000000 <4>[ 152.871881] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 152.879303] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c5708000 r5:c53d3500 <4>[ 152.887417] r4:c53d3500 <4>[ 152.890223] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 152.897645] r9:c5708000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 152.905683] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 152.913536] Exception stack(0xc5709fa8 to 0xc5709ff0) <4>[ 152.918869] 9fa0: 00000012 00000012 00000001 b6e77000 00000012 00000001 <4>[ 152.927342] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e77000 00020000 004dfe38 <4>[ 152.935809] 9fe0: 00000004 bed4d7e8 b6f3d33b b6eb6616 <4>[ 152.941246] irq event stamp: 0 <4>[ 152.944470] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 152.950478] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 152.958163] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 152.965951] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 152.971708] ---[ end trace 296d7ef2d227b9c6 ]--- <6>[ 152.976674] lkdtm: Zero detected: saturated # [ 152.630783] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 152.635300] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 152.642151] lkdtm: Good: zero detected # [ 152.646083] lkdtm: Correctly stayed at zero # [ 152.650400] lkdtm: attempting bad refcount_inc() from zero # [ 152.656237] ------------[ cut here ]------------ # [ 152.661082] WARNING: CPU: 1 PID: 2872 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 152.669959] refcount_t: addition on 0; use-after-free. # [ 152.675291] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 152.714426] CPU: 1 PID: 2872 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 152.722363] Hardware name: STM32 (Device Tree Support) # [ 152.727775] Backtrace: # [ 152.730507] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 152.738350] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 152.744292] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 152.751889] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 152.759134] r9:00000009 r8:c0875dd8 r7:00000019 r6:00000009 r5:c0875dd8 r4:c1a26d08 # [ 152.767171] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 152.774936] r7:00000019 r6:c1a26d08 r5:c1a26d18 r4:c5708000 # [ 152.780882] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 152.790222] r9:c1ad2de4 r8:c15ec020 r7:c5709f60 r6:00000012 r5:00000000 r4:c5708000 # [ 152.798260] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 152.808214] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc) # [ 152.818259] [] (lkdtm_REFCOUNT_INC_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 152.827332] r5:c56fc000 r4:00000033 # [ 152.831182] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 152.839482] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 152.847687] r9:c5709f60 r8:c3ac2840 r7:00000012 r6:b6e77000 r5:c53d3500 r4:c0c59104 # [ 152.855726] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 152.863843] r9:c07e2758 r8:c5709f60 r7:c290d000 r6:b6e77000 r5:c53d3500 r4:00000000 # [ 152.871881] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 152.879303] r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c5708000 r5:c53d3500 # [ 152.887417] r4:c53d3500 # [ 152.890223] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 152.897645] r9:c5708000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 152.905683] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 152.913536] Exception stack(0xc5709fa8 to 0xc5709ff0) # [ 152.918869] 9fa0: 00000012 00000012 00000001 b6e77000 00000012 00000001 # [ 152.927342] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e77000 00020000 004dfe38 # [ 152.935809] 9fe0: 00000004 bed4d7e8 b6f3d33b b6eb6616 # [ 152.941246] irq event stamp: 0 # [ 152.944470] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 152.950478] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 152.958163] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 152.965951] softirqs last disabled at (0): [<00000000>] 0x0 # [ 152.971708] ---[ end trace 296d7ef2d227b9c6 ]--- # [ 152.976674] 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>[ 153.903281] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO <6>[ 153.907948] lkdtm: attempting safe refcount_add_not_zero() from zero <6>[ 153.914427] lkdtm: Good: zero detected <6>[ 153.918627] lkdtm: Correctly stayed at zero <6>[ 153.922900] lkdtm: attempting bad refcount_add() from zero <4>[ 153.928756] ------------[ cut here ]------------ <4>[ 153.933578] WARNING: CPU: 1 PID: 2907 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 <4>[ 153.942457] refcount_t: addition on 0; use-after-free. <4>[ 153.947867] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 153.986916] CPU: 1 PID: 2907 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 153.994860] Hardware name: STM32 (Device Tree Support) <4>[ 154.000273] Backtrace: <4>[ 154.003004] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 154.010847] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 154.016790] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 154.024388] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 154.031634] r9:00000009 r8:c0875dd8 r7:00000019 r6:00000009 r5:c0875dd8 r4:c1a26d08 <4>[ 154.039671] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 154.047440] r7:00000019 r6:c1a26d08 r5:c1a26d18 r4:c5256000 <4>[ 154.053387] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) <4>[ 154.062727] r9:c1ad2df8 r8:c15ec020 r7:c5257f60 r6:00000012 r5:00000000 r4:c5256000 <4>[ 154.070765] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) <4>[ 154.080719] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) <4>[ 154.090761] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 154.099840] r5:c56fc000 r4:00000034 <4>[ 154.103689] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 154.111991] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 154.120198] r9:c5257f60 r8:c3ac2840 r7:00000012 r6:b6e03000 r5:c560d640 r4:c0c59104 <4>[ 154.128236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 154.136353] r9:c07e2758 r8:c5257f60 r7:c290d000 r6:b6e03000 r5:c560d640 r4:00000000 <4>[ 154.144390] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 154.151811] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c5256000 r5:c560d640 <4>[ 154.159924] r4:c560d640 <4>[ 154.162729] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 154.170150] r9:c5256000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 154.178187] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 154.186036] Exception stack(0xc5257fa8 to 0xc5257ff0) <4>[ 154.191371] 7fa0: 00000012 00000012 00000001 b6e03000 00000012 00000001 <4>[ 154.199841] 7fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e03000 00020000 004dfe38 <4>[ 154.208306] 7fe0: 00000004 bea6c7e8 b6ec933b b6e42616 <4>[ 154.213724] irq event stamp: 0 <4>[ 154.217066] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 154.222824] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 154.230663] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 154.238460] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 154.244197] ---[ end trace 296d7ef2d227b9c7 ]--- <6>[ 154.249174] lkdtm: Zero detected: saturated # [ 153.903281] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 153.907948] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 153.914427] lkdtm: Good: zero detected # [ 153.918627] lkdtm: Correctly stayed at zero # [ 153.922900] lkdtm: attempting bad refcount_add() from zero # [ 153.928756] ------------[ cut here ]------------ # [ 153.933578] WARNING: CPU: 1 PID: 2907 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174 # [ 153.942457] refcount_t: addition on 0; use-after-free. # [ 153.947867] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 153.986916] CPU: 1 PID: 2907 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 153.994860] Hardware name: STM32 (Device Tree Support) # [ 154.000273] Backtrace: # [ 154.003004] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 154.010847] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 154.016790] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 154.024388] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 154.031634] r9:00000009 r8:c0875dd8 r7:00000019 r6:00000009 r5:c0875dd8 r4:c1a26d08 # [ 154.039671] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 154.047440] r7:00000019 r6:c1a26d08 r5:c1a26d18 r4:c5256000 # [ 154.053387] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x108/0x174) # [ 154.062727] r9:c1ad2df8 r8:c15ec020 r7:c5257f60 r6:00000012 r5:00000000 r4:c5256000 # [ 154.070765] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x54/0x58) # [ 154.080719] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc) # [ 154.090761] [] (lkdtm_REFCOUNT_ADD_ZERO) from [] (lkdtm_do_action+0x2c/0x4c) # [ 154.099840] r5:c56fc000 r4:00000034 # [ 154.103689] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 154.111991] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 154.120198] r9:c5257f60 r8:c3ac2840 r7:00000012 r6:b6e03000 r5:c560d640 r4:c0c59104 # [ 154.128236] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 154.136353] r9:c07e2758 r8:c5257f60 r7:c290d000 r6:b6e03000 r5:c560d640 r4:00000000 # [ 154.144390] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 154.151811] r10:00000004 r9:00000000 r8:00000000 r7:b6e03000 r6:c5256000 r5:c560d640 # [ 154.159924] r4:c560d640 # [ 154.162729] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 154.170150] r9:c5256000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 154.178187] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 154.186036] Exception stack(0xc5257fa8 to 0xc5257ff0) # [ 154.191371] 7fa0: 00000012 00000012 00000001 b6e03000 00000012 00000001 # [ 154.199841] 7fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e03000 00020000 004dfe38 # [ 154.208306] 7fe0: 00000004 bea6c7e8 b6ec933b b6e42616 # [ 154.213724] irq event stamp: 0 # [ 154.217066] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 154.222824] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 154.230663] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 154.238460] softirqs last disabled at (0): [<00000000>] 0x0 # [ 154.244197] ---[ end trace 296d7ef2d227b9c7 ]--- # [ 154.249174] 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>[ 155.200974] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED <6>[ 155.206062] lkdtm: attempting bad refcount_inc() from saturated <4>[ 155.212119] ------------[ cut here ]------------ <4>[ 155.217137] WARNING: CPU: 0 PID: 2945 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 155.225820] refcount_t: saturated; leaking memory. <4>[ 155.230809] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 155.269929] CPU: 0 PID: 2945 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 155.277875] Hardware name: STM32 (Device Tree Support) <4>[ 155.283288] Backtrace: <4>[ 155.286018] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 155.293863] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 155.299807] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 155.307406] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 155.314654] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 <4>[ 155.322693] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 155.330462] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c53d4000 <4>[ 155.336409] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 155.345664] r9:c1ad2e0c r8:c15ec020 r7:c53d5f60 r6:00000017 r5:c60b6000 r4:c53d4000 <4>[ 155.353704] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 155.363659] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) <4>[ 155.374135] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 155.383642] r4:00000035 <4>[ 155.386446] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 155.394743] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 155.402948] r9:c53d5f60 r8:c3ac2840 r7:00000017 r6:b6dd5000 r5:c6042c80 r4:c0c59104 <4>[ 155.410987] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 155.419103] r9:c07e2758 r8:c53d5f60 r7:c290d000 r6:b6dd5000 r5:c6042c80 r4:00000000 <4>[ 155.427139] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 155.434559] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c53d4000 r5:c6042c80 <4>[ 155.442671] r4:c6042c80 <4>[ 155.445476] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 155.452898] r9:c53d4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 155.460934] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 155.468783] Exception stack(0xc53d5fa8 to 0xc53d5ff0) <4>[ 155.474115] 5fa0: 00000017 00000017 00000001 b6dd5000 00000017 00000001 <4>[ 155.482587] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dd5000 00020000 004efe38 <4>[ 155.491052] 5fe0: 00000004 bebcc7e8 b6e9b33b b6e14616 <4>[ 155.496471] irq event stamp: 0 <4>[ 155.499713] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 155.505617] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 155.513381] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 155.521246] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 155.526999] ---[ end trace 296d7ef2d227b9c8 ]--- <6>[ 155.531832] lkdtm: Saturation detected: still saturated # [ 155.200974] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 155.206062] lkdtm: attempting bad refcount_inc() from saturated # [ 155.212119] ------------[ cut here ]------------ # [ 155.217137] WARNING: CPU: 0 PID: 2945 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 155.225820] refcount_t: saturated; leaking memory. # [ 155.230809] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 155.269929] CPU: 0 PID: 2945 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 155.277875] Hardware name: STM32 (Device Tree Support) # [ 155.283288] Backtrace: # [ 155.286018] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 155.293863] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 155.299807] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 155.307406] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 155.314654] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 # [ 155.322693] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 155.330462] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c53d4000 # [ 155.336409] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 155.345664] r9:c1ad2e0c r8:c15ec020 r7:c53d5f60 r6:00000017 r5:c60b6000 r4:c53d4000 # [ 155.353704] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 155.363659] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70) # [ 155.374135] [] (lkdtm_REFCOUNT_INC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 155.383642] r4:00000035 # [ 155.386446] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 155.394743] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 155.402948] r9:c53d5f60 r8:c3ac2840 r7:00000017 r6:b6dd5000 r5:c6042c80 r4:c0c59104 # [ 155.410987] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 155.419103] r9:c07e2758 r8:c53d5f60 r7:c290d000 r6:b6dd5000 r5:c6042c80 r4:00000000 # [ 155.427139] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 155.434559] r10:00000004 r9:00000000 r8:00000000 r7:b6dd5000 r6:c53d4000 r5:c6042c80 # [ 155.442671] r4:c6042c80 # [ 155.445476] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 155.452898] r9:c53d4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 155.460934] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 155.468783] Exception stack(0xc53d5fa8 to 0xc53d5ff0) # [ 155.474115] 5fa0: 00000017 00000017 00000001 b6dd5000 00000017 00000001 # [ 155.482587] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dd5000 00020000 004efe38 # [ 155.491052] 5fe0: 00000004 bebcc7e8 b6e9b33b b6e14616 # [ 155.496471] irq event stamp: 0 # [ 155.499713] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 155.505617] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 155.513381] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 155.521246] softirqs last disabled at (0): [<00000000>] 0x0 # [ 155.526999] ---[ end trace 296d7ef2d227b9c8 ]--- # [ 155.531832] 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>[ 156.449580] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED <6>[ 156.454533] lkdtm: attempting bad refcount_dec() from saturated <4>[ 156.460955] ------------[ cut here ]------------ <4>[ 156.465774] WARNING: CPU: 0 PID: 2981 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 <4>[ 156.474350] refcount_t: decrement hit 0; leaking memory. <4>[ 156.480031] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 156.519075] CPU: 0 PID: 2981 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 156.527000] Hardware name: STM32 (Device Tree Support) <4>[ 156.532412] Backtrace: <4>[ 156.535141] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 156.542985] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 156.548928] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 156.556523] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 156.563769] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a26d08 <4>[ 156.571805] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 156.579572] r7:0000001f r6:c1a26d08 r5:c1a26d6c r4:c53b2000 <4>[ 156.585518] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) <4>[ 156.594769] r9:c1ad2e24 r8:c15ec020 r7:c53b3f60 r6:00000017 r5:c60b6000 r4:c53b2000 <4>[ 156.602805] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) <4>[ 156.612759] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) <4>[ 156.623238] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 156.632745] r4:00000036 <4>[ 156.635547] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 156.643847] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 156.652051] r9:c53b3f60 r8:c3ac2840 r7:00000017 r6:b6dbb000 r5:c560e640 r4:c0c59104 <4>[ 156.660090] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 156.668204] r9:c07e2758 r8:c53b3f60 r7:c290d000 r6:b6dbb000 r5:c560e640 r4:00000000 <4>[ 156.676240] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 156.683660] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c53b2000 r5:c560e640 <4>[ 156.691771] r4:c560e640 <4>[ 156.694575] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 156.701996] r9:c53b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 156.710031] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 156.717879] Exception stack(0xc53b3fa8 to 0xc53b3ff0) <4>[ 156.723212] 3fa0: 00000017 00000017 00000001 b6dbb000 00000017 00000001 <4>[ 156.731682] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dbb000 00020000 004efe38 <4>[ 156.740147] 3fe0: 00000004 beba47e8 b6e8133b b6dfa616 <4>[ 156.745555] irq event stamp: 0 <4>[ 156.748809] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 156.754657] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 156.762572] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 156.770366] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 156.776115] ---[ end trace 296d7ef2d227b9c9 ]--- <6>[ 156.780930] lkdtm: Saturation detected: still saturated # [ 156.449580] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 156.454533] lkdtm: attempting bad refcount_dec() from saturated # [ 156.460955] ------------[ cut here ]------------ # [ 156.465774] WARNING: CPU: 0 PID: 2981 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174 # [ 156.474350] refcount_t: decrement hit 0; leaking memory. # [ 156.480031] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 156.519075] CPU: 0 PID: 2981 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 156.527000] Hardware name: STM32 (Device Tree Support) # [ 156.532412] Backtrace: # [ 156.535141] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 156.542985] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 156.548928] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 156.556523] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 156.563769] r9:00000009 r8:c0875d3c r7:0000001f r6:00000009 r5:c0875d3c r4:c1a26d08 # [ 156.571805] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 156.579572] r7:0000001f r6:c1a26d08 r5:c1a26d6c r4:c53b2000 # [ 156.585518] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x6c/0x174) # [ 156.594769] r9:c1ad2e24 r8:c15ec020 r7:c53b3f60 r6:00000017 r5:c60b6000 r4:c53b2000 # [ 156.602805] [] (refcount_warn_saturate) from [] (__refcount_dec.constprop.0+0x38/0x3c) # [ 156.612759] [] (__refcount_dec.constprop.0) from [] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c) # [ 156.623238] [] (lkdtm_REFCOUNT_DEC_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 156.632745] r4:00000036 # [ 156.635547] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 156.643847] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 156.652051] r9:c53b3f60 r8:c3ac2840 r7:00000017 r6:b6dbb000 r5:c560e640 r4:c0c59104 # [ 156.660090] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 156.668204] r9:c07e2758 r8:c53b3f60 r7:c290d000 r6:b6dbb000 r5:c560e640 r4:00000000 # [ 156.676240] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 156.683660] r10:00000004 r9:00000000 r8:00000000 r7:b6dbb000 r6:c53b2000 r5:c560e640 # [ 156.691771] r4:c560e640 # [ 156.694575] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 156.701996] r9:c53b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 156.710031] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 156.717879] Exception stack(0xc53b3fa8 to 0xc53b3ff0) # [ 156.723212] 3fa0: 00000017 00000017 00000001 b6dbb000 00000017 00000001 # [ 156.731682] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dbb000 00020000 004efe38 # [ 156.740147] 3fe0: 00000004 beba47e8 b6e8133b b6dfa616 # [ 156.745555] irq event stamp: 0 # [ 156.748809] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 156.754657] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 156.762572] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 156.770366] softirqs last disabled at (0): [<00000000>] 0x0 # [ 156.776115] ---[ end trace 296d7ef2d227b9c9 ]--- # [ 156.780930] 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>[ 157.692591] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED <6>[ 157.697695] lkdtm: attempting bad refcount_dec() from saturated <4>[ 157.703734] ------------[ cut here ]------------ <4>[ 157.708837] WARNING: CPU: 1 PID: 3017 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 <4>[ 157.717460] refcount_t: saturated; leaking memory. <4>[ 157.722419] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 157.761544] CPU: 1 PID: 3017 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 157.769473] Hardware name: STM32 (Device Tree Support) <4>[ 157.774880] Backtrace: <4>[ 157.777612] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 157.785452] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 157.791391] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 157.798986] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 157.806230] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 <4>[ 157.814265] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 157.822031] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c5038000 <4>[ 157.827975] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) <4>[ 157.837226] r9:c1ad2e3c r8:c15ec020 r7:c5039f60 r6:00000017 r5:c56e1000 r4:c5038000 <4>[ 157.845263] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) <4>[ 157.855213] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) <4>[ 157.865691] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 157.875198] r4:00000037 <4>[ 157.878002] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 157.886300] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 157.894505] r9:c5039f60 r8:c3ac2840 r7:00000017 r6:b6db5000 r5:c548d500 r4:c0c59104 <4>[ 157.902542] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 157.910658] r9:c07e2758 r8:c5039f60 r7:c290d000 r6:b6db5000 r5:c548d500 r4:00000000 <4>[ 157.918695] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 157.926114] r10:00000004 r9:00000000 r8:00000000 r7:b6db5000 r6:c5038000 r5:c548d500 <4>[ 157.934225] r4:c548d500 <4>[ 157.937030] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 157.944449] r9:c5038000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 <4>[ 157.952485] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 157.960334] Exception stack(0xc5039fa8 to 0xc5039ff0) <4>[ 157.965666] 9fa0: 00000017 00000017 00000001 b6db5000 00000017 00000001 <4>[ 157.974137] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6db5000 00020000 0041fe38 <4>[ 157.982601] 9fe0: 00000004 beb4d7e8 b6e7b33b b6df4616 <4>[ 157.988016] irq event stamp: 0 <4>[ 157.991296] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 157.997244] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 158.004885] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 158.012774] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 158.018603] ---[ end trace 296d7ef2d227b9ca ]--- <6>[ 158.023388] lkdtm: Saturation detected: still saturated # [ 157.692591] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 157.697695] lkdtm: attempting bad refcount_dec() from saturated # [ 157.703734] ------------[ cut here ]------------ # [ 157.708837] WARNING: CPU: 1 PID: 3017 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174 # [ 157.717460] refcount_t: saturated; leaking memory. # [ 157.722419] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 157.761544] CPU: 1 PID: 3017 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 157.769473] Hardware name: STM32 (Device Tree Support) # [ 157.774880] Backtrace: # [ 157.777612] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 157.785452] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 157.791391] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 157.798986] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 157.806230] r9:00000009 r8:c0875da4 r7:00000016 r6:00000009 r5:c0875da4 r4:c1a26d08 # [ 157.814265] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 157.822031] r7:00000016 r6:c1a26d08 r5:c1a26ce0 r4:c5038000 # [ 157.827975] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xd4/0x174) # [ 157.837226] r9:c1ad2e3c r8:c15ec020 r7:c5039f60 r6:00000017 r5:c56e1000 r4:c5038000 # [ 157.845263] [] (refcount_warn_saturate) from [] (__refcount_add.constprop.0+0x44/0x58) # [ 157.855213] [] (__refcount_add.constprop.0) from [] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70) # [ 157.865691] [] (lkdtm_REFCOUNT_ADD_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 157.875198] r4:00000037 # [ 157.878002] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 157.886300] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 157.894505] r9:c5039f60 r8:c3ac2840 r7:00000017 r6:b6db5000 r5:c548d500 r4:c0c59104 # [ 157.902542] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 157.910658] r9:c07e2758 r8:c5039f60 r7:c290d000 r6:b6db5000 r5:c548d500 r4:00000000 # [ 157.918695] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 157.926114] r10:00000004 r9:00000000 r8:00000000 r7:b6db5000 r6:c5038000 r5:c548d500 # [ 157.934225] r4:c548d500 # [ 157.937030] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 157.944449] r9:c5038000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017 # [ 157.952485] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 157.960334] Exception stack(0xc5039fa8 to 0xc5039ff0) # [ 157.965666] 9fa0: 00000017 00000017 00000001 b6db5000 00000017 00000001 # [ 157.974137] 9fc0: 00000017 00000017 7ff00000 00000004 00000001 b6db5000 00020000 0041fe38 # [ 157.982601] 9fe0: 00000004 beb4d7e8 b6e7b33b b6df4616 # [ 157.988016] irq event stamp: 0 # [ 157.991296] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 157.997244] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 158.004885] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 158.012774] softirqs last disabled at (0): [<00000000>] 0x0 # [ 158.018603] ---[ end trace 296d7ef2d227b9ca ]--- # [ 158.023388] 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>[ 158.933123] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <6>[ 158.939010] lkdtm: attempting bad refcount_inc_not_zero() from saturated <4>[ 158.945980] ------------[ cut here ]------------ <4>[ 158.950755] WARNING: CPU: 0 PID: 3050 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 158.959549] refcount_t: saturated; leaking memory. <4>[ 158.964525] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 159.003654] CPU: 0 PID: 3050 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 159.011588] Hardware name: STM32 (Device Tree Support) <4>[ 159.016999] Backtrace: <4>[ 159.019729] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 159.027571] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 159.033513] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 159.041107] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 159.048352] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a26d08 <4>[ 159.056389] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 159.064153] r7:00000013 r6:c1a26d08 r5:c1a26ce0 r4:c502a000 <4>[ 159.070097] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 159.079349] r9:c1ad2e54 r8:c15ec020 r7:c502bf60 r6:00000020 r5:c53e7000 r4:c0000000 <4>[ 159.087385] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 159.098123] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 159.110163] r5:c53e7000 r4:c502a000 <4>[ 159.114016] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 159.124304] r4:00000038 <4>[ 159.127107] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 159.135406] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 159.143608] r9:c502bf60 r8:c3ac2840 r7:00000020 r6:b6e2f000 r5:c53fddc0 r4:c0c59104 <4>[ 159.151645] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 159.159762] r9:c07e2758 r8:c502bf60 r7:c290d000 r6:b6e2f000 r5:c53fddc0 r4:00000000 <4>[ 159.167797] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 159.175215] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c502a000 r5:c53fddc0 <4>[ 159.183326] r4:c53fddc0 <4>[ 159.186131] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 159.193552] r9:c502a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 159.201586] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 159.209435] Exception stack(0xc502bfa8 to 0xc502bff0) <4>[ 159.214768] bfa0: 00000020 00000020 00000001 b6e2f000 00000020 00000001 <4>[ 159.223238] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6e2f000 00020000 0046fe38 <4>[ 159.231703] bfe0: 00000004 be9127e8 b6ef533b b6e6e616 <4>[ 159.237142] irq event stamp: 0 <4>[ 159.240366] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 159.246307] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 159.254030] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 159.261917] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 159.267673] ---[ end trace 296d7ef2d227b9cb ]--- <6>[ 159.272480] lkdtm: Saturation detected: still saturated # [ 158.933123] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 158.939010] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 158.945980] ------------[ cut here ]------------ # [ 158.950755] WARNING: CPU: 0 PID: 3050 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 158.959549] refcount_t: saturated; leaking memory. # [ 158.964525] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 159.003654] CPU: 0 PID: 3050 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 159.011588] Hardware name: STM32 (Device Tree Support) # [ 159.016999] Backtrace: # [ 159.019729] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 159.027571] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 159.033513] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 159.041107] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 159.048352] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a26d08 # [ 159.056389] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 159.064153] r7:00000013 r6:c1a26d08 r5:c1a26ce0 r4:c502a000 # [ 159.070097] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 159.079349] r9:c1ad2e54 r8:c15ec020 r7:c502bf60 r6:00000020 r5:c53e7000 r4:c0000000 # [ 159.087385] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 159.098123] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88) # [ 159.110163] r5:c53e7000 r4:c502a000 # [ 159.114016] [] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 159.124304] r4:00000038 # [ 159.127107] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 159.135406] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 159.143608] r9:c502bf60 r8:c3ac2840 r7:00000020 r6:b6e2f000 r5:c53fddc0 r4:c0c59104 # [ 159.151645] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 159.159762] r9:c07e2758 r8:c502bf60 r7:c290d000 r6:b6e2f000 r5:c53fddc0 r4:00000000 # [ 159.167797] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 159.175215] r10:00000004 r9:00000000 r8:00000000 r7:b6e2f000 r6:c502a000 r5:c53fddc0 # [ 159.183326] r4:c53fddc0 # [ 159.186131] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 159.193552] r9:c502a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 159.201586] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 159.209435] Exception stack(0xc502bfa8 to 0xc502bff0) # [ 159.214768] bfa0: 00000020 00000020 00000001 b6e2f000 00000020 00000001 # [ 159.223238] bfc0: 00000020 00000020 7ff00000 00000004 00000001 b6e2f000 00020000 0046fe38 # [ 159.231703] bfe0: 00000004 be9127e8 b6ef533b b6e6e616 # [ 159.237142] irq event stamp: 0 # [ 159.240366] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 159.246307] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 159.254030] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 159.261917] softirqs last disabled at (0): [<00000000>] 0x0 # [ 159.267673] ---[ end trace 296d7ef2d227b9cb ]--- # [ 159.272480] 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>[ 160.173839] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED <6>[ 160.179777] lkdtm: attempting bad refcount_add_not_zero() from saturated <4>[ 160.186722] ------------[ cut here ]------------ <4>[ 160.191477] WARNING: CPU: 1 PID: 3085 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 <4>[ 160.200279] refcount_t: saturated; leaking memory. <4>[ 160.205247] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 160.244378] CPU: 1 PID: 3085 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 160.252312] Hardware name: STM32 (Device Tree Support) <4>[ 160.257722] Backtrace: <4>[ 160.260454] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 160.268296] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 160.274236] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 160.281833] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 160.289079] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a26d08 <4>[ 160.297115] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 160.304879] r7:00000013 r6:c1a26d08 r5:c1a26ce0 r4:c5370000 <4>[ 160.310823] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) <4>[ 160.320073] r9:c1ad2e74 r8:c15ec020 r7:c5371f60 r6:00000020 r5:c56e1000 r4:c0000000 <4>[ 160.328108] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) <4>[ 160.338847] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) <4>[ 160.350888] r5:c56e1000 r4:c5370000 <4>[ 160.354740] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 160.365029] r4:00000039 <4>[ 160.367832] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 160.376132] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 160.384336] r9:c5371f60 r8:c3ac2840 r7:00000020 r6:b6e95000 r5:c5067500 r4:c0c59104 <4>[ 160.392373] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 160.400490] r9:c07e2758 r8:c5371f60 r7:c290d000 r6:b6e95000 r5:c5067500 r4:00000000 <4>[ 160.408525] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 160.415944] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c5370000 r5:c5067500 <4>[ 160.424055] r4:c5067500 <4>[ 160.426859] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 160.434278] r9:c5370000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 160.442313] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 160.450161] Exception stack(0xc5371fa8 to 0xc5371ff0) <4>[ 160.455494] 1fa0: 00000020 00000020 00000001 b6e95000 00000020 00000001 <4>[ 160.463965] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e95000 00020000 004cfe38 <4>[ 160.472428] 1fe0: 00000004 bef027e8 b6f5b33b b6ed4616 <4>[ 160.477841] irq event stamp: 0 <4>[ 160.481092] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 160.487037] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 160.494756] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 160.502641] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 160.508420] ---[ end trace 296d7ef2d227b9cc ]--- <6>[ 160.513247] lkdtm: Saturation detected: still saturated # [ 160.173839] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 160.179777] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 160.186722] ------------[ cut here ]------------ # [ 160.191477] WARNING: CPU: 1 PID: 3085 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174 # [ 160.200279] refcount_t: saturated; leaking memory. # [ 160.205247] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 160.244378] CPU: 1 PID: 3085 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 160.252312] Hardware name: STM32 (Device Tree Support) # [ 160.257722] Backtrace: # [ 160.260454] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 160.268296] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 160.274236] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 160.281833] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 160.289079] r9:00000009 r8:c0875d70 r7:00000013 r6:00000009 r5:c0875d70 r4:c1a26d08 # [ 160.297115] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 160.304879] r7:00000013 r6:c1a26d08 r5:c1a26ce0 r4:c5370000 # [ 160.310823] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0xa0/0x174) # [ 160.320073] r9:c1ad2e74 r8:c15ec020 r7:c5371f60 r6:00000020 r5:c56e1000 r4:c0000000 # [ 160.328108] [] (refcount_warn_saturate) from [] (__refcount_add_not_zero.constprop.0+0x64/0x78) # [ 160.338847] [] (__refcount_add_not_zero.constprop.0) from [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88) # [ 160.350888] r5:c56e1000 r4:c5370000 # [ 160.354740] [] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 160.365029] r4:00000039 # [ 160.367832] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 160.376132] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 160.384336] r9:c5371f60 r8:c3ac2840 r7:00000020 r6:b6e95000 r5:c5067500 r4:c0c59104 # [ 160.392373] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 160.400490] r9:c07e2758 r8:c5371f60 r7:c290d000 r6:b6e95000 r5:c5067500 r4:00000000 # [ 160.408525] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 160.415944] r10:00000004 r9:00000000 r8:00000000 r7:b6e95000 r6:c5370000 r5:c5067500 # [ 160.424055] r4:c5067500 # [ 160.426859] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 160.434278] r9:c5370000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 160.442313] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 160.450161] Exception stack(0xc5371fa8 to 0xc5371ff0) # [ 160.455494] 1fa0: 00000020 00000020 00000001 b6e95000 00000020 00000001 # [ 160.463965] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e95000 00020000 004cfe38 # [ 160.472428] 1fe0: 00000004 bef027e8 b6f5b33b b6ed4616 # [ 160.477841] irq event stamp: 0 # [ 160.481092] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 160.487037] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 160.494756] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 160.502641] softirqs last disabled at (0): [<00000000>] 0x0 # [ 160.508420] ---[ end trace 296d7ef2d227b9cc ]--- # [ 160.513247] 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>[ 161.441439] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED <6>[ 161.447330] lkdtm: attempting bad refcount_dec_and_test() from saturated <4>[ 161.454154] ------------[ cut here ]------------ <4>[ 161.459258] WARNING: CPU: 1 PID: 3123 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 161.467960] refcount_t: underflow; use-after-free. <4>[ 161.472926] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 161.512046] CPU: 1 PID: 3123 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 161.519978] Hardware name: STM32 (Device Tree Support) <4>[ 161.525389] Backtrace: <4>[ 161.528122] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 161.535963] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 161.541903] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 161.549499] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 161.556742] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a26d08 <4>[ 161.564777] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 161.572543] r7:0000001c r6:c1a26d08 r5:c1a26d44 r4:c521e000 <4>[ 161.578489] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 161.587826] r9:c1ad2e94 r8:c15ec020 r7:c521ff60 r6:00000020 r5:c56e1000 r4:c521e000 <4>[ 161.595864] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 161.606603] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) <4>[ 161.618648] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 161.628940] r4:0000003a <4>[ 161.631743] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 161.640043] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 161.648246] r9:c521ff60 r8:c3ac2840 r7:00000020 r6:b6e21000 r5:c5469b40 r4:c0c59104 <4>[ 161.656284] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 161.664399] r9:c07e2758 r8:c521ff60 r7:c290d000 r6:b6e21000 r5:c5469b40 r4:00000000 <4>[ 161.672434] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 161.679854] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c521e000 r5:c5469b40 <4>[ 161.687965] r4:c5469b40 <4>[ 161.690770] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 161.698191] r9:c521e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 161.706225] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 161.714073] Exception stack(0xc521ffa8 to 0xc521fff0) <4>[ 161.719405] ffa0: 00000020 00000020 00000001 b6e21000 00000020 00000001 <4>[ 161.727874] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6e21000 00020000 0045fe38 <4>[ 161.736339] ffe0: 00000004 be8087e8 b6ee733b b6e60616 <4>[ 161.741742] irq event stamp: 0 <4>[ 161.745001] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 161.750944] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 161.758738] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 161.766483] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 161.772229] ---[ end trace 296d7ef2d227b9cd ]--- <6>[ 161.777195] lkdtm: Saturation detected: still saturated # [ 161.441439] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 161.447330] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 161.454154] ------------[ cut here ]------------ # [ 161.459258] WARNING: CPU: 1 PID: 3123 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 161.467960] refcount_t: underflow; use-after-free. # [ 161.472926] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 161.512046] CPU: 1 PID: 3123 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 161.519978] Hardware name: STM32 (Device Tree Support) # [ 161.525389] Backtrace: # [ 161.528122] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 161.535963] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 161.541903] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 161.549499] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 161.556742] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a26d08 # [ 161.564777] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 161.572543] r7:0000001c r6:c1a26d08 r5:c1a26d44 r4:c521e000 # [ 161.578489] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 161.587826] r9:c1ad2e94 r8:c15ec020 r7:c521ff60 r6:00000020 r5:c56e1000 r4:c521e000 # [ 161.595864] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 161.606603] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88) # [ 161.618648] [] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 161.628940] r4:0000003a # [ 161.631743] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 161.640043] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 161.648246] r9:c521ff60 r8:c3ac2840 r7:00000020 r6:b6e21000 r5:c5469b40 r4:c0c59104 # [ 161.656284] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 161.664399] r9:c07e2758 r8:c521ff60 r7:c290d000 r6:b6e21000 r5:c5469b40 r4:00000000 # [ 161.672434] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 161.679854] r10:00000004 r9:00000000 r8:00000000 r7:b6e21000 r6:c521e000 r5:c5469b40 # [ 161.687965] r4:c5469b40 # [ 161.690770] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 161.698191] r9:c521e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 161.706225] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 161.714073] Exception stack(0xc521ffa8 to 0xc521fff0) # [ 161.719405] ffa0: 00000020 00000020 00000001 b6e21000 00000020 00000001 # [ 161.727874] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6e21000 00020000 0045fe38 # [ 161.736339] ffe0: 00000004 be8087e8 b6ee733b b6e60616 # [ 161.741742] irq event stamp: 0 # [ 161.745001] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 161.750944] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 161.758738] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 161.766483] softirqs last disabled at (0): [<00000000>] 0x0 # [ 161.772229] ---[ end trace 296d7ef2d227b9cd ]--- # [ 161.777195] 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>[ 162.703602] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED <6>[ 162.709491] lkdtm: attempting bad refcount_sub_and_test() from saturated <4>[ 162.716457] ------------[ cut here ]------------ <4>[ 162.721234] WARNING: CPU: 1 PID: 3159 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 <4>[ 162.730122] refcount_t: underflow; use-after-free. <4>[ 162.735092] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai <4>[ 162.774207] CPU: 1 PID: 3159 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 162.782162] Hardware name: STM32 (Device Tree Support) <4>[ 162.787575] Backtrace: <4>[ 162.790306] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 162.798150] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 162.804093] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 162.811691] [] (dump_stack) from [] (__warn+0x98/0x14c) <4>[ 162.818938] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a26d08 <4>[ 162.826976] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) <4>[ 162.834743] r7:0000001c r6:c1a26d08 r5:c1a26d44 r4:c5256000 <4>[ 162.840689] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) <4>[ 162.850030] r9:c1ad2eb4 r8:c15ec020 r7:c5257f60 r6:00000020 r5:c56e1000 r4:c5256000 <4>[ 162.858069] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) <4>[ 162.868808] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) <4>[ 162.880855] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 162.891148] r4:0000003b <4>[ 162.893951] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 162.902250] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 162.910454] r9:c5257f60 r8:c3ac2840 r7:00000020 r6:b6dec000 r5:c560d640 r4:c0c59104 <4>[ 162.918491] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 162.926607] r9:c07e2758 r8:c5257f60 r7:c290d000 r6:b6dec000 r5:c560d640 r4:00000000 <4>[ 162.934643] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 162.942063] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5256000 r5:c560d640 <4>[ 162.950175] r4:c560d640 <4>[ 162.952980] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 162.960401] r9:c5256000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 <4>[ 162.968436] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 162.976286] Exception stack(0xc5257fa8 to 0xc5257ff0) <4>[ 162.981617] 7fa0: 00000020 00000020 00000001 b6dec000 00000020 00000001 <4>[ 162.990087] 7fc0: 00000020 00000020 7ff00000 00000004 00000001 b6dec000 00020000 0049fe38 <4>[ 162.998550] 7fe0: 00000004 becd67e8 b6eb233b b6e2b616 <4>[ 163.003970] irq event stamp: 0 <4>[ 163.007278] hardirqs last enabled at (0): [<00000000>] 0x0 <4>[ 163.013061] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 163.020942] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac <4>[ 163.028703] softirqs last disabled at (0): [<00000000>] 0x0 <4>[ 163.034497] ---[ end trace 296d7ef2d227b9ce ]--- <6>[ 163.039421] lkdtm: Saturation detected: still saturated # [ 162.703602] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 162.709491] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 162.716457] ------------[ cut here ]------------ # [ 162.721234] WARNING: CPU: 1 PID: 3159 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 # [ 162.730122] refcount_t: underflow; use-after-free. # [ 162.735092] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils brcmfmac snd_soc_stm32_sai_sub snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm adv7511 snd_timer snd soundcore sha256_generic etnaviv stm_drm gpu_sched sha256_arm hci_uart btbcm bluetooth cfg80211 brcmutil stm32_adc_core ecdh_generic ecc libaes snd_soc_stm32_sai # [ 162.774207] CPU: 1 PID: 3159 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 162.782162] Hardware name: STM32 (Device Tree Support) # [ 162.787575] Backtrace: # [ 162.790306] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 162.798150] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 162.804093] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 162.811691] [] (dump_stack) from [] (__warn+0x98/0x14c) # [ 162.818938] r9:00000009 r8:c0875e0c r7:0000001c r6:00000009 r5:c0875e0c r4:c1a26d08 # [ 162.826976] [] (__warn) from [] (warn_slowpath_fmt+0x8c/0xa8) # [ 162.834743] r7:0000001c r6:c1a26d08 r5:c1a26d44 r4:c5256000 # [ 162.840689] [] (warn_slowpath_fmt) from [] (refcount_warn_saturate+0x13c/0x174) # [ 162.850030] r9:c1ad2eb4 r8:c15ec020 r7:c5257f60 r6:00000020 r5:c56e1000 r4:c5256000 # [ 162.858069] [] (refcount_warn_saturate) from [] (__refcount_sub_and_test.constprop.0+0x64/0x6c) # [ 162.868808] [] (__refcount_sub_and_test.constprop.0) from [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88) # [ 162.880855] [] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [] (lkdtm_do_action+0x2c/0x4c) # [ 162.891148] r4:0000003b # [ 162.893951] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 162.902250] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 162.910454] r9:c5257f60 r8:c3ac2840 r7:00000020 r6:b6dec000 r5:c560d640 r4:c0c59104 # [ 162.918491] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 162.926607] r9:c07e2758 r8:c5257f60 r7:c290d000 r6:b6dec000 r5:c560d640 r4:00000000 # [ 162.934643] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 162.942063] r10:00000004 r9:00000000 r8:00000000 r7:b6dec000 r6:c5256000 r5:c560d640 # [ 162.950175] r4:c560d640 # [ 162.952980] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 162.960401] r9:c5256000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020 # [ 162.968436] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 162.976286] Exception stack(0xc5257fa8 to 0xc5257ff0) # [ 162.981617] 7fa0: 00000020 00000020 00000001 b6dec000 00000020 00000001 # [ 162.990087] 7fc0: 00000020 00000020 7ff00000 00000004 00000001 b6dec000 00020000 0049fe38 # [ 162.998550] 7fe0: 00000004 becd67e8 b6eb233b b6e2b616 # [ 163.003970] irq event stamp: 0 # [ 163.007278] hardirqs last enabled at (0): [<00000000>] 0x0 # [ 163.013061] hardirqs last disabled at (0): [] copy_process+0x5f8/0x1dac # [ 163.020942] softirqs last enabled at (0): [] copy_process+0x5f8/0x1dac # [ 163.028703] softirqs last disabled at (0): [<00000000>] 0x0 # [ 163.034497] ---[ end trace 296d7ef2d227b9ce ]--- # [ 163.039421] 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>[ 164.624385] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO <6>[ 164.629429] lkdtm: attempting good copy_to_user of correct size <6>[ 164.635635] lkdtm: attempting bad copy_to_user of too large size # [ 164.624385] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 164.629429] lkdtm: attempting good copy_to_user of correct size # [ 164.635635] 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>[ 165.462213] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 165.467435] lkdtm: attempting good copy_from_user of correct size <6>[ 165.473649] lkdtm: attempting bad copy_from_user of too large size # [ 165.462213] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 165.467435] lkdtm: attempting good copy_from_user of correct size # [ 165.473649] 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>[ 166.321186] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 166.326686] lkdtm: attempting good copy_to_user inside whitelist <6>[ 166.332815] lkdtm: attempting bad copy_to_user outside whitelist # [ 166.321186] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 166.326686] lkdtm: attempting good copy_to_user inside whitelist # [ 166.332815] 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>[ 167.111748] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 167.117471] lkdtm: attempting good copy_from_user inside whitelist <6>[ 167.123711] lkdtm: attempting bad copy_from_user outside whitelist # [ 167.111748] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 167.117471] lkdtm: attempting good copy_from_user inside whitelist # [ 167.123711] 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>[ 167.913351] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 167.918556] lkdtm: good_stack: c521fe0c-c521fe2c <6>[ 167.923274] lkdtm: bad_stack : c521fd84-c521fda4 <6>[ 167.928402] lkdtm: attempting good copy_to_user of local stack <6>[ 167.934340] lkdtm: attempting bad copy_to_user of distant stack # [ 167.913351] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 167.918556] lkdtm: good_stack: c521fe0c-c521fe2c # [ 167.923274] lkdtm: bad_stack : c521fd84-c521fda4 # [ 167.928402] lkdtm: attempting good copy_to_user of local stack # [ 167.934340] 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>[ 168.745712] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 168.750932] lkdtm: good_stack: c576de0c-c576de2c <6>[ 168.755949] lkdtm: bad_stack : c576dd84-c576dda4 <6>[ 168.760729] lkdtm: attempting good copy_from_user of local stack <6>[ 168.767106] lkdtm: attempting bad copy_from_user of distant stack # [ 168.745712] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 168.750932] lkdtm: good_stack: c576de0c-c576de2c # [ 168.755949] lkdtm: bad_stack : c576dd84-c576dda4 # [ 168.760729] lkdtm: attempting good copy_from_user of local stack # [ 168.767106] 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>[ 169.593854] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 169.598852] lkdtm: good_stack: c5193e0c-c5193e2c <6>[ 169.603770] lkdtm: bad_stack : c5193ffc-c519401c <6>[ 169.608658] lkdtm: attempting good copy_to_user of local stack <6>[ 169.614665] lkdtm: attempting bad copy_to_user of distant stack # [ 169.593854] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 169.598852] lkdtm: good_stack: c5193e0c-c5193e2c # [ 169.603770] lkdtm: bad_stack : c5193ffc-c519401c # [ 169.608658] lkdtm: attempting good copy_to_user of local stack # [ 169.614665] 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>[ 170.400592] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 170.404954] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc <6>[ 170.412550] lkdtm: attempting bad copy_to_user from kernel text: c053e244 <3>[ 170.419525] lkdtm: FAIL: survived bad copy_to_user() # [ 170.400592] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 170.404954] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc # [ 170.412550] lkdtm: attempting bad copy_to_user from kernel text: c053e244 # [ 170.419525] 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>[ 171.228707] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 171.233224] lkdtm: checking unused part of the thread stack (7732 bytes)... <3>[ 171.240677] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) <3>[ 171.247717] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 171.253920] CPU: 1 PID: 3535 Comm: cat Tainted: G D W 5.10.216-cip46 #1 <4>[ 171.261937] Hardware name: STM32 (Device Tree Support) <4>[ 171.267352] Backtrace: <4>[ 171.270083] [] (dump_backtrace) from [] (show_stack+0x20/0x24) <4>[ 171.277925] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 <4>[ 171.283867] [] (show_stack) from [] (dump_stack+0xe0/0x100) <4>[ 171.291463] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) <4>[ 171.300280] r9:c1ad2fbc r8:c15ec020 r7:c5371f60 r6:c5371e34 r5:c5370000 r4:0000078d <4>[ 171.308318] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) <4>[ 171.317392] r8:c15ec020 r7:c5371f60 r6:00000012 r5:c56f9000 r4:00000046 <4>[ 171.324378] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) <4>[ 171.332677] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) <4>[ 171.340880] r9:c5371f60 r8:c3ac2840 r7:00000012 r6:b6de4000 r5:c4bd13c0 r4:c0c59104 <4>[ 171.348918] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) <4>[ 171.357036] r9:c07e2758 r8:c5371f60 r7:c290d000 r6:b6de4000 r5:c4bd13c0 r4:00000000 <4>[ 171.365071] [] (vfs_write) from [] (ksys_write+0x74/0xec) <4>[ 171.372491] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c5370000 r5:c4bd13c0 <4>[ 171.380602] r4:c4bd13c0 <4>[ 171.383407] [] (ksys_write) from [] (sys_write+0x18/0x1c) <4>[ 171.390828] r9:c5370000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 <4>[ 171.398864] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) <4>[ 171.406712] Exception stack(0xc5371fa8 to 0xc5371ff0) <4>[ 171.412046] 1fa0: 00000012 00000012 00000001 b6de4000 00000012 00000001 <4>[ 171.420517] 1fc0: 00000012 00000012 7ff00000 00000004 00000001 b6de4000 00020000 0042fe38 <4>[ 171.428983] 1fe0: 00000004 beb7c7e8 b6eaa33b b6e23616 # [ 171.228707] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 171.233224] lkdtm: checking unused part of the thread stack (7732 bytes)... # [ 171.240677] lkdtm: FAIL: the erased part is not found (checked 7732 bytes) # [ 171.247717] lkdtm: FAIL: the thread stack is NOT properly erased # [ 171.253920] CPU: 1 PID: 3535 Comm: cat Tainted: G D W 5.10.216-cip46 #1 # [ 171.261937] Hardware name: STM32 (Device Tree Support) # [ 171.267352] Backtrace: # [ 171.270083] [] (dump_backtrace) from [] (show_stack+0x20/0x24) # [ 171.277925] r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8 # [ 171.283867] [] (show_stack) from [] (dump_stack+0xe0/0x100) # [ 171.291463] [] (dump_stack) from [] (lkdtm_STACKLEAK_ERASING+0x148/0x174) # [ 171.300280] r9:c1ad2fbc r8:c15ec020 r7:c5371f60 r6:c5371e34 r5:c5370000 r4:0000078d # [ 171.308318] [] (lkdtm_STACKLEAK_ERASING) from [] (lkdtm_do_action+0x2c/0x4c) # [ 171.317392] r8:c15ec020 r7:c5371f60 r6:00000012 r5:c56f9000 r4:00000046 # [ 171.324378] [] (lkdtm_do_action) from [] (direct_entry+0x120/0x18c) # [ 171.332677] [] (direct_entry) from [] (full_proxy_write+0x64/0x94) # [ 171.340880] r9:c5371f60 r8:c3ac2840 r7:00000012 r6:b6de4000 r5:c4bd13c0 r4:c0c59104 # [ 171.348918] [] (full_proxy_write) from [] (vfs_write+0x10c/0x53c) # [ 171.357036] r9:c07e2758 r8:c5371f60 r7:c290d000 r6:b6de4000 r5:c4bd13c0 r4:00000000 # [ 171.365071] [] (vfs_write) from [] (ksys_write+0x74/0xec) # [ 171.372491] r10:00000004 r9:00000000 r8:00000000 r7:b6de4000 r6:c5370000 r5:c4bd13c0 # [ 171.380602] r4:c4bd13c0 # [ 171.383407] [] (ksys_write) from [] (sys_write+0x18/0x1c) # [ 171.390828] r9:c5370000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012 # [ 171.398864] [] (sys_write) from [] (ret_fast_syscall+0x0/0x28) # [ 171.406712] Exception stack(0xc5371fa8 to 0xc5371ff0) # [ 171.412046] 1fa0: 00000012 00000012 00000001 b6de4000 00000012 00000001 # [ 171.420517] 1fc0: 00000012 00000012 7ff00000 00000004 00000001 b6de4000 00020000 0042fe38 # [ 171.428983] 1fe0: 00000004 beb7c7e8 b6eaa33b b6e23616 # 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>[ 172.321658] lkdtm: Performing direct entry CFI_FORWARD_PROTO <6>[ 172.326350] lkdtm: Calling matched prototype ... <6>[ 172.331056] lkdtm: Calling mismatched prototype ... <6>[ 172.336388] lkdtm: Fail: survived mismatched prototype function call! # [ 172.321658] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 172.326350] lkdtm: Calling matched prototype ... # [ 172.331056] lkdtm: Calling mismatched prototype ... # [ 172.336388] 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 / #