./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor162461352 <...> Warning: Permanently added '10.128.0.183' (ED25519) to the list of known hosts. execve("./syz-executor162461352", ["./syz-executor162461352"], 0x7fffc9760480 /* 10 vars */) = 0 brk(NULL) = 0x555556384000 brk(0x555556384d00) = 0x555556384d00 arch_prctl(ARCH_SET_FS, 0x555556384380) = 0 set_tid_address(0x555556384650) = 5032 set_robust_list(0x555556384660, 24) = 0 rseq(0x555556384ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor162461352", 4096) = 27 getrandom("\xd1\x49\x5f\x4e\xe3\x13\x89\x59", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556384d00 brk(0x5555563a5d00) = 0x5555563a5d00 brk(0x5555563a6000) = 0x5555563a6000 mprotect(0x7f113d3ca000, 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 5033 attached , child_tidptr=0x555556384650) = 5033 [pid 5033] set_robust_list(0x555556384660, 24) = 0 [pid 5033] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5033] setsid() = 1 [pid 5033] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5033] unshare(CLONE_NEWNS) = 0 [pid 5033] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5033] unshare(CLONE_NEWIPC) = 0 [pid 5033] unshare(CLONE_NEWCGROUP) = 0 [pid 5033] unshare(CLONE_NEWUTS) = 0 [pid 5033] unshare(CLONE_SYSVSEM) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "16777216", 8) = 8 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "536870912", 9) = 9 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1024", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "8192", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1024", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1024", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5033] close(3) = 0 [pid 5033] getpid() = 1 [pid 5033] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 72 34 f0 ff e9 33 fd ff ff e8 68 34 f0 ff e9 06 fd ff ff [ 53.740298][ T5033] RSP: 0018:ffffc90003e5fc98 EFLAGS: 00010286 [ 53.746339][ T5033] RAX: 000000000000002f RBX: ffff8880785d6000 RCX: 0000000000000000 [ 53.754284][ T5033] RDX: 0000000000000000 RSI: ffffffff816b5510 RDI: 0000000000000005 [ 53.762229][ T5033] RBP: ffffffff8d0b0c40 R08: 0000000000000005 R09: 0000000000000000 [ 53.770174][ T5033] R10: 0000000080000000 R11: 0000000000000001 R12: ffff8880785d69c0 [ 53.778118][ T5033] R13: ffff8880785d6788 R14: 0000000000000000 R15: ffff888019bd4ac0 [ 53.786076][ T5033] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 53.794979][ T5033] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.801542][ T5033] CR2: 00007ffdd45454f8 CR3: 0000000027b57000 CR4: 0000000000350ef0 [ 53.809500][ T5033] Call Trace: [ 53.812761][ T5033] [ 53.815677][ T5033] ? show_regs+0x8f/0xa0 [ 53.819909][ T5033] ? die+0x36/0xa0 [ 53.823614][ T5033] ? do_trap+0x22b/0x420 [ 53.827845][ T5033] ? generic_shutdown_super+0x317/0x3c0 [ 53.833466][ T5033] ? generic_shutdown_super+0x317/0x3c0 [ 53.839000][ T5033] ? do_error_trap+0xf4/0x230 [ 53.843665][ T5033] ? generic_shutdown_super+0x317/0x3c0 [ 53.849224][ T5033] ? handle_invalid_op+0x34/0x40 [ 53.854150][ T5033] ? generic_shutdown_super+0x317/0x3c0 [ 53.859702][ T5033] ? exc_invalid_op+0x2d/0x40 [ 53.864376][ T5033] ? asm_exc_invalid_op+0x1a/0x20 [ 53.869394][ T5033] ? vprintk+0x90/0xa0 [ 53.873454][ T5033] ? generic_shutdown_super+0x317/0x3c0 [ 53.878993][ T5033] ? generic_shutdown_super+0x317/0x3c0 [ 53.884528][ T5033] kill_block_super+0x3b/0x70 [ 53.889220][ T5033] ntfs3_kill_sb+0x3f/0xf0 [ 53.893621][ T5033] deactivate_locked_super+0x9a/0x170 [ 53.899070][ T5033] deactivate_super+0xde/0x100 [ 53.903821][ T5033] cleanup_mnt+0x222/0x3d0 [ 53.908245][ T5033] task_work_run+0x14d/0x240 [ 53.912826][ T5033] ? task_work_cancel+0x30/0x30 [ 53.917752][ T5033] ? __put_net+0x61/0x70 [ 53.921984][ T5033] do_exit+0xa99/0x2a20 [ 53.926129][ T5033] ? do_group_exit+0x1c5/0x2a0 [ 53.930907][ T5033] ? reacquire_held_locks+0x4b0/0x4b0 [ 53.936357][ T5033] ? do_raw_spin_lock+0x12e/0x2b0 [ 53.941388][ T5033] ? mm_update_next_owner+0x850/0x850 [ 53.946750][ T5033] ? spin_bug+0x1d0/0x1d0 [ 53.951068][ T5033] ? rcu_is_watching+0x12/0xb0 [ 53.955817][ T5033] do_group_exit+0xd4/0x2a0 [ 53.960316][ T5033] __x64_sys_exit_group+0x3e/0x50 [ 53.965331][ T5033] do_syscall_64+0x38/0xb0 [ 53.969736][ T5033] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 53.975621][ T5033] RIP: 0033:0x7f113d335709 [ 53.980023][ T5033] Code: Unable to access opcode bytes at 0x7f113d3356df. [ 53.987016][ T5033] RSP: 002b:00007ffc4475a788 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.995421][ T5033] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f113d335709 [ 54.003643][ T5033] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 54.011600][ T5033] RBP: 00007f113d3d02b0 R08: ffffffffffffffb8 R09: 000000000001f735 [ 54.019641][ T5033] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f113d3d02b0 [ 54.027601][ T5033] R13: 0000000000000000 R14: 00007f113d3d1020 R15: 00007f113d303c60 [ 54.035558][ T5033] [ 54.038560][ T5033] Modules linked in: [ 54.045423][ T5033] ---[ end trace 0000000000000000 ]--- [ 54.051142][ T5033] RIP: 0010:generic_shutdown_super+0x317/0x3c0 [ 54.057767][ T5033] 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 8d 9c 8a e8 19 94 7d ff <0f> 0b e8 72 34 f0 ff e9 33 fd ff ff e8 68 34 f0 ff e9 06 fd ff ff [ 54.078006][ T5033] RSP: 0018:ffffc90003e5fc98 EFLAGS: 00010286 [ 54.084049][ T5033] RAX: 000000000000002f RBX: ffff8880785d6000 RCX: 0000000000000000 [ 54.092023][ T5033] RDX: 0000000000000000 RSI: ffffffff816b5510 RDI: 0000000000000005 [ 54.100087][ T5033] RBP: ffffffff8d0b0c40 R08: 0000000000000005 R09: 0000000000000000 [ 54.108065][ T5033] R10: 0000000080000000 R11: 0000000000000001 R12: ffff8880785d69c0 [ 54.116036][ T5033] R13: ffff8880785d6788 R14: 0000000000000000 R15: ffff888019bd4ac0 [ 54.124039][ T5033] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 54.133012][ T5033] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.139618][ T5033] CR2: 00007fc6f9995ed8 CR3: 0000000020278000 CR4: 0000000000350ee0 [ 54.147609][ T5033] Kernel panic - not syncing: Fatal exception [ 54.154649][ T5033] Kernel Offset: disabled [ 54.159053][ T5033] Rebooting in 86400 seconds..