./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1641784920 <...> Warning: Permanently added '10.128.0.240' (ED25519) to the list of known hosts. execve("./syz-executor1641784920", ["./syz-executor1641784920"], 0x7ffeefa6c6b0 /* 10 vars */) = 0 brk(NULL) = 0x555555cc6000 brk(0x555555cc6d00) = 0x555555cc6d00 arch_prctl(ARCH_SET_FS, 0x555555cc6380) = 0 set_tid_address(0x555555cc6650) = 5221 set_robust_list(0x555555cc6660, 24) = 0 rseq(0x555555cc6ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1641784920", 4096) = 28 getrandom("\xb7\x88\x85\xcc\xe5\x56\x8b\xf4", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555cc6d00 brk(0x555555ce7d00) = 0x555555ce7d00 brk(0x555555ce8000) = 0x555555ce8000 mprotect(0x7fca20177000, 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=0x555555cc6650) = 5222 ./strace-static-x86_64: Process 5222 attached [pid 5222] set_robust_list(0x555555cc6660, 24) = 0 [pid 5222] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5222] setsid() = 1 [pid 5222] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5222] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5222] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5222] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5222] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5222] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5222] unshare(CLONE_NEWNS) = 0 [pid 5222] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5222] unshare(CLONE_NEWIPC) = 0 [pid 5222] unshare(CLONE_NEWCGROUP) = 0 [pid 5222] unshare(CLONE_NEWUTS) = 0 [pid 5222] unshare(CLONE_SYSVSEM) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] write(3, "16777216", 8) = 8 [pid 5222] close(3) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] write(3, "536870912", 9) = 9 [pid 5222] close(3) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] write(3, "1024", 4) = 4 [pid 5222] close(3) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] write(3, "8192", 4) = 4 [pid 5222] close(3) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] write(3, "1024", 4) = 4 [pid 5222] close(3) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] write(3, "1024", 4) = 4 [pid 5222] close(3) = 0 [pid 5222] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5222] close(3) = 0 [pid 5222] getpid() = 1 [pid 5222] 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 [ 71.848161][ T5222] RSP: 0018:ffffc90003d37918 EFLAGS: 00010293 [ 71.854234][ T5222] RAX: ffffffff83251013 RBX: ffff888077bdb808 RCX: ffff888011bc1e00 [ 71.862213][ T5222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888077bdbb80 [ 71.870186][ T5222] RBP: ffffc90003d37a90 R08: ffffffff8230fb33 R09: 1ffffffff2846b12 [ 71.878161][ T5222] R10: dffffc0000000000 R11: ffffffff8324ed40 R12: ffff888077bdbb80 [ 71.886163][ T5222] R13: ffff888077bdbc00 R14: dffffc0000000000 R15: ffff888077bdaad0 [ 71.894148][ T5222] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 71.903087][ T5222] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.909673][ T5222] CR2: 00007fca20144ff8 CR3: 000000000e734000 CR4: 00000000003506f0 [ 71.917653][ T5222] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.925627][ T5222] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.933689][ T5222] Call Trace: [ 71.936986][ T5222] [ 71.939922][ T5222] ? __die_body+0x5f/0xb0 [ 71.944283][ T5222] ? die+0x9e/0xc0 [ 71.948020][ T5222] ? do_trap+0x15a/0x3a0 [ 71.952284][ T5222] ? jfs_evict_inode+0x434/0x440 [ 71.957232][ T5222] ? do_error_trap+0x1dc/0x2c0 [ 71.962005][ T5222] ? jfs_evict_inode+0x434/0x440 [ 71.967050][ T5222] ? __pfx_do_error_trap+0x10/0x10 [ 71.972172][ T5222] ? handle_invalid_op+0x34/0x40 [ 71.977120][ T5222] ? jfs_evict_inode+0x434/0x440 [ 71.982415][ T5222] ? exc_invalid_op+0x38/0x50 [ 71.987126][ T5222] ? asm_exc_invalid_op+0x1a/0x20 [ 71.992158][ T5222] ? __pfx_jfs_get_dquots+0x10/0x10 [ 71.997375][ T5222] ? dquot_drop+0x43/0x160 [ 72.001803][ T5222] ? jfs_evict_inode+0x433/0x440 [ 72.006751][ T5222] ? jfs_evict_inode+0x434/0x440 [ 72.011698][ T5222] ? jfs_evict_inode+0x433/0x440 [ 72.016646][ T5222] ? __pfx_jfs_evict_inode+0x10/0x10 [ 72.021957][ T5222] evict+0x4e8/0x9b0 [ 72.025887][ T5222] ? __pfx_evict+0x10/0x10 [ 72.030310][ T5222] ? do_raw_spin_unlock+0x13c/0x8b0 [ 72.035517][ T5222] ? list_lru_del_obj+0x3b5/0x400 [ 72.040546][ T5222] evict_inodes+0x6f6/0x790 [ 72.045067][ T5222] ? __pfx_evict_inodes+0x10/0x10 [ 72.050101][ T5222] ? dput+0x37/0x2b0 [ 72.054010][ T5222] generic_shutdown_super+0xa0/0x2d0 [ 72.059301][ T5222] kill_block_super+0x44/0x90 [ 72.063989][ T5222] deactivate_locked_super+0xc4/0x130 [ 72.069373][ T5222] cleanup_mnt+0x41f/0x4b0 [ 72.073806][ T5222] ? lockdep_hardirqs_on+0x99/0x150 [ 72.079026][ T5222] task_work_run+0x24f/0x310 [ 72.083622][ T5222] ? kasan_quarantine_put+0xdc/0x230 [ 72.088915][ T5222] ? __pfx_task_work_run+0x10/0x10 [ 72.094032][ T5222] ? do_exit+0xa2a/0x28e0 [ 72.098362][ T5222] ? kmem_cache_free+0x1a2/0x420 [ 72.103300][ T5222] ? do_exit+0xa2a/0x28e0 [ 72.107632][ T5222] do_exit+0xa2f/0x28e0 [ 72.111793][ T5222] ? __pfx_do_exit+0x10/0x10 [ 72.116383][ T5222] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 72.122370][ T5222] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 72.128711][ T5222] ? _raw_spin_unlock_irq+0x23/0x50 [ 72.133911][ T5222] ? lockdep_hardirqs_on+0x99/0x150 [ 72.139114][ T5222] do_group_exit+0x207/0x2c0 [ 72.143709][ T5222] __x64_sys_exit_group+0x3f/0x40 [ 72.148737][ T5222] x64_sys_call+0x2634/0x2640 [ 72.153437][ T5222] do_syscall_64+0xf3/0x230 [ 72.157946][ T5222] ? clear_bhb_loop+0x35/0x90 [ 72.162628][ T5222] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.168525][ T5222] RIP: 0033:0x7fca200faa09 [ 72.172952][ T5222] Code: Unable to access opcode bytes at 0x7fca200fa9df. [ 72.179980][ T5222] RSP: 002b:00007fff538375c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 72.188399][ T5222] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fca200faa09 [ 72.196373][ T5222] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 72.204350][ T5222] RBP: 00007fca2017d2d0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 72.212323][ T5222] R10: 0000000000000006 R11: 0000000000000246 R12: 00007fca2017d2d0 [ 72.220298][ T5222] R13: 0000000000000000 R14: 00007fca2017e040 R15: 00007fca200c8f50 [ 72.228304][ T5222] [ 72.231324][ T5222] Modules linked in: [ 72.235707][ T5222] ---[ end trace 0000000000000000 ]--- [ 72.242414][ T5222] RIP: 0010:jfs_evict_inode+0x434/0x440 [ 72.248018][ T5222] Code: df e8 b0 2e d6 fe e9 1d fe ff ff e8 f6 a4 6f fe 48 c7 c7 20 57 d5 8e 4c 89 ee e8 87 89 c6 01 e9 92 fd ff ff e8 dd a4 6f fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 72.268010][ T5222] RSP: 0018:ffffc90003d37918 EFLAGS: 00010293 [ 72.274219][ T5222] RAX: ffffffff83251013 RBX: ffff888077bdb808 RCX: ffff888011bc1e00 [ 72.282429][ T5222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888077bdbb80 [ 72.290441][ T5222] RBP: ffffc90003d37a90 R08: ffffffff8230fb33 R09: 1ffffffff2846b12 [ 72.298816][ T5222] R10: dffffc0000000000 R11: ffffffff8324ed40 R12: ffff888077bdbb80 [ 72.306939][ T5222] R13: ffff888077bdbc00 R14: dffffc0000000000 R15: ffff888077bdaad0 [ 72.314983][ T5222] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 72.324004][ T5222] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.330619][ T5222] CR2: 00007fca20144ff8 CR3: 000000000e734000 CR4: 00000000003506f0 [ 72.338703][ T5222] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.346749][ T5222] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.354757][ T5222] Kernel panic - not syncing: Fatal exception [ 72.361122][ T5222] Kernel Offset: disabled [ 72.365444][ T5222] Rebooting in 86400 seconds..