./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor587168213 <...> Warning: Permanently added '10.128.10.20' (ECDSA) to the list of known hosts. execve("./syz-executor587168213", ["./syz-executor587168213"], 0x7ffd90f367e0 /* 10 vars */) = 0 brk(NULL) = 0x555555f3d000 brk(0x555555f3dc40) = 0x555555f3dc40 arch_prctl(ARCH_SET_FS, 0x555555f3d300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor587168213", 4096) = 27 brk(0x555555f5ec40) = 0x555555f5ec40 brk(0x555555f5f000) = 0x555555f5f000 mprotect(0x7f0bec43f000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3611 attached , child_tidptr=0x555555f3d5d0) = 3611 [pid 3611] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3611] setsid() = 1 [pid 3611] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3611] unshare(CLONE_NEWNS) = 0 [pid 3611] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3611] unshare(CLONE_NEWIPC) = 0 [pid 3611] unshare(CLONE_NEWCGROUP) = 0 [pid 3611] unshare(CLONE_NEWUTS) = 0 [pid 3611] unshare(CLONE_SYSVSEM) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "16777216", 8) = 8 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "536870912", 9) = 9 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1024", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "8192", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1024", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1024", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3611] close(3) = 0 [pid 3611] getpid() = 1 [pid 3611] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 5b 5d c3 89 d9 80 e1 07 80 c1 03 38 c1 7c af 48 89 df e8 cf [ 37.590537][ C0] RSP: 0018:ffffc90000007f18 EFLAGS: 00010046 [ 37.596586][ C0] RAX: 46c3862de8269300 RBX: ffff888072d68c28 RCX: ffffffff8c8bb880 [ 37.604538][ C0] RDX: 0000000080010002 RSI: 0000000080010002 RDI: 0000000000000000 [ 37.612488][ C0] RBP: 0000000000000000 R08: ffffffff816b8dfd R09: ffffed1017344f13 [ 37.620441][ C0] R10: ffffed1017344f13 R11: 1ffff11017344f12 R12: ffff8880b9a35d08 [ 37.628392][ C0] R13: 1ffff1101734840e R14: ffff8880b9a35cf8 R15: dffffc0000000000 [ 37.636341][ C0] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 37.645250][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.651815][ C0] CR2: 00005605d7cc99a0 CR3: 00000000275bd000 CR4: 00000000003506f0 [ 37.659768][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.667728][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.675688][ C0] Call Trace: [ 37.678951][ C0] [ 37.681779][ C0] __invalidate_bh_lrus+0xaa/0x3c0 [ 37.686875][ C0] invalidate_bh_lru+0x66/0xb0 [ 37.691622][ C0] __flush_smp_call_function_queue+0x2cc/0xcd0 [ 37.697761][ C0] ? invalidate_bh_lrus+0x30/0x30 [ 37.702765][ C0] __sysvec_call_function_single+0x62/0x70 [ 37.708559][ C0] sysvec_call_function_single+0x8c/0xb0 [ 37.714180][ C0] [ 37.717099][ C0] [ 37.720014][ C0] asm_sysvec_call_function_single+0x16/0x20 [ 37.725982][ C0] RIP: 0010:acpi_idle_enter+0x43d/0x7e0 [ 37.731514][ C0] Code: ff e8 c7 0b 4b f7 48 83 e3 08 44 8b 7c 24 04 0f 85 e8 00 00 00 e8 d3 b8 51 f7 66 90 e8 ec 06 4b f7 0f 00 2d 85 57 bb 00 fb f4 <9c> 8f 44 24 40 4c 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 [ 37.751119][ C0] RSP: 0018:ffffffff8c807b80 EFLAGS: 000002d3 [ 37.757175][ C0] RAX: ffffffff8a3cc8f4 RBX: 0000000000000000 RCX: ffffffff8c8bb880 [ 37.765131][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8a3cc8ed [ 37.773084][ C0] RBP: ffffffff8c807c30 R08: ffffffff8a3cc8d9 R09: fffffbfff1917711 [ 37.781039][ C0] R10: fffffbfff1917711 R11: 1ffffffff1917710 R12: ffffffff8c807bc0 [ 37.788991][ C0] R13: dffffc0000000000 R14: ffff888145850800 R15: 0000000000000001 [ 37.796960][ C0] ? acpi_idle_enter+0x419/0x7e0 [ 37.801890][ C0] ? acpi_idle_enter+0x434/0x7e0 [ 37.806809][ C0] ? acpi_idle_enter+0x42d/0x7e0 [ 37.811731][ C0] ? intel_idle_xstate+0x90/0x90 [ 37.816654][ C0] cpuidle_enter_state+0x50a/0xf10 [ 37.821753][ C0] ? cpuidle_enter_s2idle+0x670/0x670 [ 37.827113][ C0] ? menu_enable_device+0x370/0x370 [ 37.832299][ C0] cpuidle_enter+0x59/0x90 [ 37.836699][ C0] do_idle+0x3b9/0x640 [ 37.840754][ C0] ? idle_inject_timer_fn+0x60/0x60 [ 37.845936][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 37.851815][ C0] cpu_startup_entry+0x15/0x20 [ 37.856562][ C0] rest_init+0x24f/0x270 [ 37.860788][ C0] ? time_init+0x33/0x33 [ 37.865013][ C0] arch_call_rest_init+0xa/0xa [ 37.869761][ C0] start_kernel+0x49a/0x540 [ 37.874252][ C0] secondary_startup_64_no_verify+0xcf/0xdb [ 37.880133][ C0] [ 37.883135][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 37.889700][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.1.0-rc2-syzkaller-00105-gb229b6ca5abb #0 [ 37.899485][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 37.909524][ C0] Call Trace: [ 37.912797][ C0] [ 37.915626][ C0] dump_stack_lvl+0x1b1/0x28e [ 37.920288][ C0] ? nf_tcp_handle_invalid+0x62e/0x62e [ 37.925730][ C0] ? panic+0x710/0x710 [ 37.929788][ C0] ? vscnprintf+0x59/0x80 [ 37.934098][ C0] ? __breadahead+0x1f0/0x200 [ 37.938756][ C0] panic+0x2d6/0x710 [ 37.942637][ C0] ? __warn+0x131/0x220 [ 37.946778][ C0] ? memcpy_page_flushcache+0xfc/0xfc [ 37.952141][ C0] ? secondary_startup_64_no_verify+0xcf/0xdb [ 37.958191][ C0] ? brelse+0x78/0xa0 [ 37.962153][ C0] __warn+0x1fa/0x220 [ 37.966120][ C0] ? brelse+0x78/0xa0 [ 37.970083][ C0] report_bug+0x1b3/0x2d0 [ 37.974399][ C0] handle_bug+0x3d/0x70 [ 37.978541][ C0] exc_invalid_op+0x16/0x40 [ 37.983028][ C0] asm_exc_invalid_op+0x16/0x20 [ 37.987871][ C0] RIP: 0010:brelse+0x78/0xa0 [ 37.992440][ C0] Code: df be 04 00 00 00 e8 c7 89 e0 ff f0 ff 0b eb 1c e8 6d 8f 8c ff eb 15 e8 66 8f 8c ff 48 c7 c7 c0 cc 9d 8a 31 c0 e8 b8 2d 54 ff <0f> 0b 5b 5d c3 89 d9 80 e1 07 80 c1 03 38 c1 7c af 48 89 df e8 cf [ 38.012025][ C0] RSP: 0018:ffffc90000007f18 EFLAGS: 00010046 [ 38.018077][ C0] RAX: 46c3862de8269300 RBX: ffff888072d68c28 RCX: ffffffff8c8bb880 [ 38.026029][ C0] RDX: 0000000080010002 RSI: 0000000080010002 RDI: 0000000000000000 [ 38.033979][ C0] RBP: 0000000000000000 R08: ffffffff816b8dfd R09: ffffed1017344f13 [ 38.041932][ C0] R10: ffffed1017344f13 R11: 1ffff11017344f12 R12: ffff8880b9a35d08 [ 38.049886][ C0] R13: 1ffff1101734840e R14: ffff8880b9a35cf8 R15: dffffc0000000000 [ 38.057841][ C0] ? __wake_up_klogd+0xcd/0x100 [ 38.062682][ C0] ? brelse+0x78/0xa0 [ 38.066644][ C0] __invalidate_bh_lrus+0xaa/0x3c0 [ 38.071735][ C0] invalidate_bh_lru+0x66/0xb0 [ 38.076478][ C0] __flush_smp_call_function_queue+0x2cc/0xcd0 [ 38.082617][ C0] ? invalidate_bh_lrus+0x30/0x30 [ 38.087619][ C0] __sysvec_call_function_single+0x62/0x70 [ 38.093410][ C0] sysvec_call_function_single+0x8c/0xb0 [ 38.099028][ C0] [ 38.101942][ C0] [ 38.104857][ C0] asm_sysvec_call_function_single+0x16/0x20 [ 38.110819][ C0] RIP: 0010:acpi_idle_enter+0x43d/0x7e0 [ 38.116347][ C0] Code: ff e8 c7 0b 4b f7 48 83 e3 08 44 8b 7c 24 04 0f 85 e8 00 00 00 e8 d3 b8 51 f7 66 90 e8 ec 06 4b f7 0f 00 2d 85 57 bb 00 fb f4 <9c> 8f 44 24 40 4c 89 e0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 e7 [ 38.135933][ C0] RSP: 0018:ffffffff8c807b80 EFLAGS: 000002d3 [ 38.141978][ C0] RAX: ffffffff8a3cc8f4 RBX: 0000000000000000 RCX: ffffffff8c8bb880 [ 38.149928][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8a3cc8ed [ 38.157878][ C0] RBP: ffffffff8c807c30 R08: ffffffff8a3cc8d9 R09: fffffbfff1917711 [ 38.165831][ C0] R10: fffffbfff1917711 R11: 1ffffffff1917710 R12: ffffffff8c807bc0 [ 38.173783][ C0] R13: dffffc0000000000 R14: ffff888145850800 R15: 0000000000000001 [ 38.181740][ C0] ? acpi_idle_enter+0x419/0x7e0 [ 38.186658][ C0] ? acpi_idle_enter+0x434/0x7e0 [ 38.191587][ C0] ? acpi_idle_enter+0x42d/0x7e0 [ 38.196510][ C0] ? intel_idle_xstate+0x90/0x90 [ 38.201441][ C0] cpuidle_enter_state+0x50a/0xf10 [ 38.206540][ C0] ? cpuidle_enter_s2idle+0x670/0x670 [ 38.211898][ C0] ? menu_enable_device+0x370/0x370 [ 38.217081][ C0] cpuidle_enter+0x59/0x90 [ 38.221479][ C0] do_idle+0x3b9/0x640 [ 38.225533][ C0] ? idle_inject_timer_fn+0x60/0x60 [ 38.230714][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 38.236593][ C0] cpu_startup_entry+0x15/0x20 [ 38.241339][ C0] rest_init+0x24f/0x270 [ 38.245562][ C0] ? time_init+0x33/0x33 [ 38.249783][ C0] arch_call_rest_init+0xa/0xa [ 38.254548][ C0] start_kernel+0x49a/0x540 [ 38.259049][ C0] secondary_startup_64_no_verify+0xcf/0xdb [ 38.264934][ C0] [ 38.268090][ C0] Kernel Offset: disabled [ 38.272403][ C0] Rebooting in 86400 seconds..