./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1441359418 <...> Warning: Permanently added '10.128.0.159' (ED25519) to the list of known hosts. execve("./syz-executor1441359418", ["./syz-executor1441359418"], 0x7ffe81b03970 /* 10 vars */) = 0 brk(NULL) = 0x555555c3c000 brk(0x555555c3cd00) = 0x555555c3cd00 arch_prctl(ARCH_SET_FS, 0x555555c3c380) = 0 set_tid_address(0x555555c3c650) = 5041 set_robust_list(0x555555c3c660, 24) = 0 rseq(0x555555c3cca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1441359418", 4096) = 28 getrandom("\x51\x28\x23\x98\x8d\xfb\x80\x0f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555c3cd00 brk(0x555555c5dd00) = 0x555555c5dd00 brk(0x555555c5e000) = 0x555555c5e000 mprotect(0x7ffa0ad46000, 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=0x555555c3c650) = 5042 ./strace-static-x86_64: Process 5042 attached [pid 5042] set_robust_list(0x555555c3c660, 24) = 0 [pid 5042] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5042] setsid() = 1 [pid 5042] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5042] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5042] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5042] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5042] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5042] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5042] unshare(CLONE_NEWNS) = 0 [pid 5042] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5042] unshare(CLONE_NEWIPC) = 0 [pid 5042] unshare(CLONE_NEWCGROUP) = 0 [pid 5042] unshare(CLONE_NEWUTS) = 0 [pid 5042] unshare(CLONE_SYSVSEM) = 0 [pid 5042] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5042] write(3, "16777216", 8) = 8 [pid 5042] close(3) = 0 [pid 5042] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5042] write(3, "536870912", 9) = 9 [pid 5042] close(3) = 0 [pid 5042] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5042] write(3, "1024", 4) = 4 [pid 5042] close(3) = 0 [pid 5042] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5042] write(3, "8192", 4) = 4 [pid 5042] close(3) = 0 [pid 5042] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5042] write(3, "1024", 4) = 4 [pid 5042] close(3) = 0 [pid 5042] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5042] write(3, "1024", 4) = 4 [pid 5042] close(3) = 0 [pid 5042] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5042] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5042] close(3) = 0 [pid 5042] getpid() = 1 [pid 5042] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 82 33 f0 ff e9 33 fd ff ff e8 78 33 f0 ff e9 06 fd ff ff [ 71.794815][ T5042] RSP: 0018:ffffc90003a5fc98 EFLAGS: 00010286 [ 71.800867][ T5042] RAX: 000000000000002f RBX: ffff888024b5c000 RCX: 0000000000000000 [ 71.808828][ T5042] RDX: 0000000000000000 RSI: ffffffff816b9a92 RDI: 0000000000000005 [ 71.816798][ T5042] RBP: ffffffff8d0b0720 R08: 0000000000000005 R09: 0000000000000000 [ 71.825205][ T5042] R10: 0000000080000000 R11: 0000000000000001 R12: ffff888024b5c9c0 [ 71.833175][ T5042] R13: ffff888024b5c788 R14: 0000000000000000 R15: ffff8880741a4c40 [ 71.841143][ T5042] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 71.850075][ T5042] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.856660][ T5042] CR2: 00007ffa0acfbd78 CR3: 000000000c976000 CR4: 00000000003506f0 [ 71.864633][ T5042] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.872600][ T5042] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.880570][ T5042] Call Trace: [ 71.883847][ T5042] [ 71.886774][ T5042] ? show_regs+0x8f/0xa0 [ 71.891024][ T5042] ? die+0x36/0xa0 [ 71.894748][ T5042] ? do_trap+0x22b/0x420 [ 71.899003][ T5042] ? generic_shutdown_super+0x317/0x3c0 [ 71.904561][ T5042] ? generic_shutdown_super+0x317/0x3c0 [ 71.910115][ T5042] ? do_error_trap+0xf4/0x230 [ 71.914803][ T5042] ? generic_shutdown_super+0x317/0x3c0 [ 71.920358][ T5042] ? handle_invalid_op+0x34/0x40 [ 71.925312][ T5042] ? generic_shutdown_super+0x317/0x3c0 [ 71.930872][ T5042] ? exc_invalid_op+0x2d/0x40 [ 71.935551][ T5042] ? asm_exc_invalid_op+0x1a/0x20 [ 71.940580][ T5042] ? vprintk+0x82/0x90 [ 71.944660][ T5042] ? generic_shutdown_super+0x317/0x3c0 [ 71.950217][ T5042] ? generic_shutdown_super+0x317/0x3c0 [ 71.955781][ T5042] kill_block_super+0x3b/0x70 [ 71.960470][ T5042] ntfs3_kill_sb+0x3f/0xf0 [ 71.964890][ T5042] deactivate_locked_super+0x9a/0x170 [ 71.970277][ T5042] deactivate_super+0xde/0x100 [ 71.975053][ T5042] cleanup_mnt+0x222/0x3d0 [ 71.979477][ T5042] task_work_run+0x14d/0x240 [ 71.984080][ T5042] ? task_work_cancel+0x30/0x30 [ 71.988944][ T5042] ? __put_net+0x61/0x70 [ 71.993196][ T5042] do_exit+0xa99/0x2a20 [ 71.997367][ T5042] ? do_group_exit+0x1c5/0x2a0 [ 72.002147][ T5042] ? reacquire_held_locks+0x4b0/0x4b0 [ 72.007529][ T5042] ? do_raw_spin_lock+0x12e/0x2b0 [ 72.012564][ T5042] ? mm_update_next_owner+0x850/0x850 [ 72.017949][ T5042] ? spin_bug+0x1d0/0x1d0 [ 72.022289][ T5042] ? rcu_is_watching+0x12/0xb0 [ 72.027057][ T5042] do_group_exit+0xd4/0x2a0 [ 72.031575][ T5042] __x64_sys_exit_group+0x3e/0x50 [ 72.036612][ T5042] do_syscall_64+0x38/0xb0 [ 72.041029][ T5042] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 72.046925][ T5042] RIP: 0033:0x7ffa0acb1809 [ 72.051337][ T5042] Code: Unable to access opcode bytes at 0x7ffa0acb17df. [ 72.058344][ T5042] RSP: 002b:00007ffcc6d6d148 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 72.066760][ T5042] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ffa0acb1809 [ 72.074730][ T5042] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 72.082699][ T5042] RBP: 00007ffa0ad4c2d0 R08: ffffffffffffffb8 R09: 000000000001f19c [ 72.090667][ T5042] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffa0ad4c2d0 [ 72.098633][ T5042] R13: 0000000000000000 R14: 00007ffa0ad4d040 R15: 00007ffa0ac7fd60 [ 72.106609][ T5042] [ 72.109622][ T5042] Modules linked in: [ 72.114313][ T5042] ---[ end trace 0000000000000000 ]--- [ 72.119779][ T5042] RIP: 0010:generic_shutdown_super+0x317/0x3c0 [ 72.127119][ T5042] Code: 6b 28 48 89 ea 48 c1 ea 03 80 3c 02 00 0f 85 a9 00 00 00 48 8b 55 00 48 8d b3 58 06 00 00 48 c7 c7 e0 88 9c 8a e8 59 91 7d ff <0f> 0b e8 82 33 f0 ff e9 33 fd ff ff e8 78 33 f0 ff e9 06 fd ff ff [ 72.149540][ T5042] RSP: 0018:ffffc90003a5fc98 EFLAGS: 00010286 [ 72.155649][ T5042] RAX: 000000000000002f RBX: ffff888024b5c000 RCX: 0000000000000000 [ 72.163644][ T5042] RDX: 0000000000000000 RSI: ffffffff816b9a92 RDI: 0000000000000005 [ 72.171597][ T5042] RBP: ffffffff8d0b0720 R08: 0000000000000005 R09: 0000000000000000 [ 72.179578][ T5042] R10: 0000000080000000 R11: 0000000000000001 R12: ffff888024b5c9c0 [ 72.187574][ T5042] R13: ffff888024b5c788 R14: 0000000000000000 R15: ffff8880741a4c40 [ 72.195559][ T5042] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 72.204581][ T5042] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.211154][ T5042] CR2: 00007ffa0acfbd78 CR3: 000000000c976000 CR4: 00000000003506f0 [ 72.219145][ T5042] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.227319][ T5042] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.235332][ T5042] Kernel panic - not syncing: Fatal exception [ 72.241603][ T5042] Kernel Offset: disabled [ 72.245910][ T5042] Rebooting in 86400 seconds..