./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor8370189 <...> Warning: Permanently added '10.128.1.20' (ED25519) to the list of known hosts. execve("./syz-executor8370189", ["./syz-executor8370189"], 0x7ffd1a54e9d0 /* 10 vars */) = 0 brk(NULL) = 0x555557528000 brk(0x555557528d00) = 0x555557528d00 arch_prctl(ARCH_SET_FS, 0x555557528380) = 0 set_tid_address(0x555557528650) = 5069 set_robust_list(0x555557528660, 24) = 0 rseq(0x555557528ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor8370189", 4096) = 25 getrandom("\x74\xbd\xfe\xc1\x98\x09\x4e\x3f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555557528d00 brk(0x555557549d00) = 0x555557549d00 brk(0x55555754a000) = 0x55555754a000 mprotect(0x7f9550ef4000, 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, child_tidptr=0x555557528650) = 5070 ./strace-static-x86_64: Process 5070 attached [pid 5070] set_robust_list(0x555557528660, 24) = 0 [pid 5070] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5070] setsid() = 1 [pid 5070] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5070] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5070] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5070] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5070] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5070] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5070] unshare(CLONE_NEWNS) = 0 [pid 5070] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5070] unshare(CLONE_NEWIPC) = 0 [pid 5070] unshare(CLONE_NEWCGROUP) = 0 [pid 5070] unshare(CLONE_NEWUTS) = 0 [pid 5070] unshare(CLONE_SYSVSEM) = 0 [pid 5070] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "16777216", 8) = 8 [pid 5070] close(3) = 0 [pid 5070] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "536870912", 9) = 9 [pid 5070] close(3) = 0 [pid 5070] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "1024", 4) = 4 [pid 5070] close(3) = 0 [pid 5070] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "8192", 4) = 4 [pid 5070] close(3) = 0 [pid 5070] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "1024", 4) = 4 [pid 5070] close(3) = 0 [pid 5070] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "1024", 4) = 4 [pid 5070] close(3) = 0 [pid 5070] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5070] close(3) = 0 [pid 5070] getpid() = 1 [pid 5070] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 78.399400][ T5070] RSP: 0018:ffffc9000426f9c8 EFLAGS: 00010293 [ 78.405469][ T5070] RAX: ffffffff83199fc3 RBX: ffff888079a29c78 RCX: ffff88807e17d940 [ 78.413440][ T5070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888079a29ff0 [ 78.421411][ T5070] RBP: ffff888079a2a1b8 R08: ffffffff8228f7b6 R09: 1ffffffff2591a9e [ 78.429385][ T5070] R10: dffffc0000000000 R11: ffffffff83197d30 R12: ffff888079a29ff0 [ 78.437356][ T5070] R13: ffffffff8be16530 R14: dffffc0000000000 R15: ffff888079a29ff0 [ 78.445337][ T5070] FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 78.454269][ T5070] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.460851][ T5070] CR2: 0000000000456b30 CR3: 000000002cbf2000 CR4: 0000000000350ef0 [ 78.468826][ T5070] Call Trace: [ 78.472106][ T5070] [ 78.475039][ T5070] ? __die_body+0x8b/0xe0 [ 78.479386][ T5070] ? die+0xcf/0x110 [ 78.483216][ T5070] ? do_trap+0x157/0x390 [ 78.487471][ T5070] ? jfs_evict_inode+0x434/0x440 [ 78.492422][ T5070] ? do_error_trap+0x1dc/0x2c0 [ 78.497200][ T5070] ? jfs_evict_inode+0x434/0x440 [ 78.502146][ T5070] ? __pfx_do_error_trap+0x10/0x10 [ 78.507272][ T5070] ? report_bug+0x3e8/0x500 [ 78.511802][ T5070] ? srso_return_thunk+0x5/0x5f [ 78.516660][ T5070] ? handle_invalid_op+0x34/0x40 [ 78.521605][ T5070] ? jfs_evict_inode+0x434/0x440 [ 78.526548][ T5070] ? exc_invalid_op+0x38/0x50 [ 78.531232][ T5070] ? asm_exc_invalid_op+0x1a/0x20 [ 78.536277][ T5070] ? __pfx_jfs_get_dquots+0x10/0x10 [ 78.541493][ T5070] ? dquot_drop+0x46/0x2b0 [ 78.545914][ T5070] ? jfs_evict_inode+0x433/0x440 [ 78.550863][ T5070] ? jfs_evict_inode+0x434/0x440 [ 78.555817][ T5070] ? jfs_evict_inode+0x433/0x440 [ 78.560764][ T5070] ? __pfx_jfs_evict_inode+0x10/0x10 [ 78.566063][ T5070] evict+0x2aa/0x630 [ 78.569977][ T5070] evict_inodes+0x5f8/0x690 [ 78.574493][ T5070] ? __pfx_evict_inodes+0x10/0x10 [ 78.579525][ T5070] ? srso_return_thunk+0x5/0x5f [ 78.584386][ T5070] generic_shutdown_super+0x9d/0x2d0 [ 78.589686][ T5070] kill_block_super+0x44/0x90 [ 78.594386][ T5070] deactivate_locked_super+0xc6/0x130 [ 78.599769][ T5070] cleanup_mnt+0x426/0x4c0 [ 78.604198][ T5070] ? _raw_spin_unlock_irq+0x23/0x50 [ 78.609420][ T5070] ? srso_return_thunk+0x5/0x5f [ 78.614289][ T5070] task_work_run+0x250/0x310 [ 78.618898][ T5070] ? __pfx_task_work_run+0x10/0x10 [ 78.624021][ T5070] ? srso_return_thunk+0x5/0x5f [ 78.628878][ T5070] ? kmem_cache_free+0x102/0x2a0 [ 78.633830][ T5070] do_exit+0xa2c/0x2740 [ 78.638005][ T5070] ? __pfx_do_exit+0x10/0x10 [ 78.642610][ T5070] ? srso_return_thunk+0x5/0x5f [ 78.647462][ T5070] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 78.653461][ T5070] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 78.659807][ T5070] ? _raw_spin_unlock_irq+0x23/0x50 [ 78.665016][ T5070] ? srso_return_thunk+0x5/0x5f [ 78.669871][ T5070] ? lockdep_hardirqs_on+0x98/0x140 [ 78.675085][ T5070] do_group_exit+0x206/0x2c0 [ 78.679692][ T5070] __x64_sys_exit_group+0x3f/0x40 [ 78.684723][ T5070] do_syscall_64+0xfb/0x240 [ 78.689246][ T5070] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 78.695161][ T5070] RIP: 0033:0x7f9550e79849 [ 78.699575][ T5070] Code: Unable to access opcode bytes at 0x7f9550e7981f. [ 78.706585][ T5070] RSP: 002b:00007ffeb8787de8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 78.715007][ T5070] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f9550e79849 [ 78.722978][ T5070] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 78.730965][ T5070] RBP: 00007f9550efa2d0 R08: ffffffffffffffb8 R09: 00007ffeb8787ec0 [ 78.738938][ T5070] R10: 00007ffeb8787ec0 R11: 0000000000000246 R12: 00007f9550efa2d0 [ 78.746912][ T5070] R13: 0000000000000000 R14: 00007f9550efb040 R15: 00007f9550e47d70 [ 78.754897][ T5070] [ 78.757915][ T5070] Modules linked in: [ 78.762103][ T5070] ---[ end trace 0000000000000000 ]--- [ 78.769223][ T5070] RIP: 0010:jfs_evict_inode+0x434/0x440 [ 78.775244][ T5070] Code: df e8 30 eb db fe e9 1d fe ff ff e8 a6 cd 79 fe 48 c7 c7 c0 8e 51 8e 4c 89 ee e8 57 0d c0 01 e9 92 fd ff ff e8 8d cd 79 fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 78.795353][ T5070] RSP: 0018:ffffc9000426f9c8 EFLAGS: 00010293 [ 78.801456][ T5070] RAX: ffffffff83199fc3 RBX: ffff888079a29c78 RCX: ffff88807e17d940 [ 78.810021][ T5070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888079a29ff0 [ 78.818095][ T5070] RBP: ffff888079a2a1b8 R08: ffffffff8228f7b6 R09: 1ffffffff2591a9e [ 78.826137][ T5070] R10: dffffc0000000000 R11: ffffffff83197d30 R12: ffff888079a29ff0 [ 78.834198][ T5070] R13: ffffffff8be16530 R14: dffffc0000000000 R15: ffff888079a29ff0 [ 78.842248][ T5070] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 78.851199][ T5070] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.857939][ T5070] CR2: 00007f9550ec3db8 CR3: 000000002cbf2000 CR4: 0000000000350ef0 [ 78.866008][ T5070] Kernel panic - not syncing: Fatal exception [ 78.872390][ T5070] Kernel Offset: disabled [ 78.876718][ T5070] Rebooting in 86400 seconds..