./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1981852761 <...> Warning: Permanently added '10.128.1.18' (ED25519) to the list of known hosts. execve("./syz-executor1981852761", ["./syz-executor1981852761"], 0x7ffcae06c2e0 /* 10 vars */) = 0 brk(NULL) = 0x555556426000 brk(0x555556426d00) = 0x555556426d00 arch_prctl(ARCH_SET_FS, 0x555556426380) = 0 set_tid_address(0x555556426650) = 5038 set_robust_list(0x555556426660, 24) = 0 rseq(0x555556426ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1981852761", 4096) = 28 getrandom("\xb5\xa4\x24\x39\xf2\xed\x0c\x70", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556426d00 brk(0x555556447d00) = 0x555556447d00 brk(0x555556448000) = 0x555556448000 mprotect(0x7fb69482e000, 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=0x555556426650) = 5039 ./strace-static-x86_64: Process 5039 attached [pid 5039] set_robust_list(0x555556426660, 24) = 0 [pid 5039] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5039] setsid() = 1 [pid 5039] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5039] unshare(CLONE_NEWNS) = 0 [pid 5039] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5039] unshare(CLONE_NEWIPC) = 0 [pid 5039] unshare(CLONE_NEWCGROUP) = 0 [pid 5039] unshare(CLONE_NEWUTS) = 0 [pid 5039] unshare(CLONE_SYSVSEM) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "16777216", 8) = 8 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "536870912", 9) = 9 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "8192", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5039] close(3) = 0 [pid 5039] getpid() = 1 [pid 5039] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 4e 4c f0 ff e9 6a fc ff ff e8 44 4c f0 ff e9 f1 fd ff ff [ 63.444740][ T5039] RSP: 0018:ffffc90003bf7ca0 EFLAGS: 00010282 [ 63.450795][ T5039] RAX: 000000000000002f RBX: ffff888024f04000 RCX: 0000000000000000 [ 63.458760][ T5039] RDX: 0000000000000000 RSI: ffffffff816b8912 RDI: 0000000000000005 [ 63.466725][ T5039] RBP: ffffffff8d0b12e0 R08: 0000000000000005 R09: 0000000000000000 [ 63.474714][ T5039] R10: 0000000080000000 R11: 0000000000000001 R12: ffff888024f04788 [ 63.482677][ T5039] R13: 0000000000000000 R14: ffffed1004a7f12a R15: ffff888140e7d0c0 [ 63.490644][ T5039] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 63.499569][ T5039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.506162][ T5039] CR2: 00007fb694832130 CR3: 000000000c976000 CR4: 00000000003506f0 [ 63.514147][ T5039] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.522118][ T5039] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.530126][ T5039] Call Trace: [ 63.533407][ T5039] [ 63.536332][ T5039] ? show_regs+0x8f/0xa0 [ 63.540580][ T5039] ? die+0x36/0xa0 [ 63.544301][ T5039] ? do_trap+0x22b/0x420 [ 63.548546][ T5039] ? generic_shutdown_super+0x3bb/0x480 [ 63.554100][ T5039] ? generic_shutdown_super+0x3bb/0x480 [ 63.559733][ T5039] ? do_error_trap+0xf4/0x230 [ 63.564410][ T5039] ? generic_shutdown_super+0x3bb/0x480 [ 63.569976][ T5039] ? handle_invalid_op+0x34/0x40 [ 63.574941][ T5039] ? generic_shutdown_super+0x3bb/0x480 [ 63.580617][ T5039] ? exc_invalid_op+0x2d/0x40 [ 63.585308][ T5039] ? asm_exc_invalid_op+0x1a/0x20 [ 63.590343][ T5039] ? vprintk+0x82/0x90 [ 63.594444][ T5039] ? generic_shutdown_super+0x3bb/0x480 [ 63.600013][ T5039] kill_block_super+0x3b/0x70 [ 63.604703][ T5039] ntfs3_kill_sb+0x3f/0xf0 [ 63.609122][ T5039] deactivate_locked_super+0x9a/0x170 [ 63.614525][ T5039] deactivate_super+0xde/0x100 [ 63.619327][ T5039] cleanup_mnt+0x222/0x3d0 [ 63.623756][ T5039] task_work_run+0x14d/0x240 [ 63.628362][ T5039] ? task_work_cancel+0x30/0x30 [ 63.633312][ T5039] ? __put_net+0x61/0x70 [ 63.637579][ T5039] do_exit+0xa99/0x2a20 [ 63.641838][ T5039] ? do_group_exit+0x1c5/0x2a0 [ 63.646623][ T5039] ? reacquire_held_locks+0x4b0/0x4b0 [ 63.652012][ T5039] ? do_raw_spin_lock+0x12e/0x2b0 [ 63.657057][ T5039] ? mm_update_next_owner+0x850/0x850 [ 63.662445][ T5039] ? spin_bug+0x1d0/0x1d0 [ 63.666870][ T5039] ? rcu_is_watching+0x12/0xb0 [ 63.671631][ T5039] do_group_exit+0xd4/0x2a0 [ 63.676230][ T5039] __x64_sys_exit_group+0x3e/0x50 [ 63.681263][ T5039] do_syscall_64+0x38/0xb0 [ 63.685703][ T5039] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 63.691618][ T5039] RIP: 0033:0x7fb694799749 [ 63.696035][ T5039] Code: Unable to access opcode bytes at 0x7fb69479971f. [ 63.703063][ T5039] RSP: 002b:00007ffdd63f5d88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 63.711501][ T5039] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb694799749 [ 63.719470][ T5039] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 63.727535][ T5039] RBP: 00007fb6948342b0 R08: ffffffffffffffb8 R09: 000000000001f7f3 [ 63.735510][ T5039] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6948342b0 [ 63.743567][ T5039] R13: 0000000000000000 R14: 00007fb694835020 R15: 00007fb694767c70 [ 63.751549][ T5039] [ 63.754563][ T5039] Modules linked in: [ 63.759673][ T5039] ---[ end trace 0000000000000000 ]--- [ 63.765143][ T5039] RIP: 0010:generic_shutdown_super+0x3bb/0x480 [ 63.771392][ T5039] Code: 6b 28 48 89 ea 48 c1 ea 03 80 3c 02 00 0f 85 c4 00 00 00 48 8b 55 00 48 8d b3 58 06 00 00 48 c7 c7 20 86 9c 8a e8 65 e4 7d ff <0f> 0b e8 4e 4c f0 ff e9 6a fc ff ff e8 44 4c f0 ff e9 f1 fd ff ff [ 63.791374][ T5039] RSP: 0018:ffffc90003bf7ca0 EFLAGS: 00010282 [ 63.797504][ T5039] RAX: 000000000000002f RBX: ffff888024f04000 RCX: 0000000000000000 [ 63.805567][ T5039] RDX: 0000000000000000 RSI: ffffffff816b8912 RDI: 0000000000000005 [ 63.813638][ T5039] RBP: ffffffff8d0b12e0 R08: 0000000000000005 R09: 0000000000000000 [ 63.821659][ T5039] R10: 0000000080000000 R11: 0000000000000001 R12: ffff888024f04788 [ 63.829701][ T5039] R13: 0000000000000000 R14: ffffed1004a7f12a R15: ffff888140e7d0c0 [ 63.837663][ T5039] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 63.846627][ T5039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.853247][ T5039] CR2: 00007fb694832130 CR3: 000000000c976000 CR4: 00000000003506f0 [ 63.861258][ T5039] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.869256][ T5039] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.877214][ T5039] Kernel panic - not syncing: Fatal exception [ 63.883472][ T5039] Kernel Offset: disabled [ 63.887780][ T5039] Rebooting in 86400 seconds..