./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor294664015 <...> Warning: Permanently added '10.128.1.43' (ED25519) to the list of known hosts. execve("./syz-executor294664015", ["./syz-executor294664015"], 0x7fff0b3bc5b0 /* 10 vars */) = 0 brk(NULL) = 0x5555936fe000 brk(0x5555936fed00) = 0x5555936fed00 arch_prctl(ARCH_SET_FS, 0x5555936fe380) = 0 set_tid_address(0x5555936fe650) = 5815 set_robust_list(0x5555936fe660, 24) = 0 rseq(0x5555936feca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor294664015", 4096) = 27 getrandom("\xf1\x07\xb2\x67\xd9\xf1\x29\xa2", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555936fed00 brk(0x55559371fd00) = 0x55559371fd00 brk(0x555593720000) = 0x555593720000 mprotect(0x7f4ba474e000, 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 5816 attached [pid 5816] set_robust_list(0x5555936fe660, 24 [pid 5815] <... clone resumed>, child_tidptr=0x5555936fe650) = 5816 [pid 5816] <... set_robust_list resumed>) = 0 [pid 5816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5816] getppid() = 0 [pid 5816] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5816] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5816] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5816] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5816] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5816] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5816] unshare(CLONE_NEWNS) = 0 [pid 5816] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5816] unshare(CLONE_NEWIPC) = 0 [pid 5816] unshare(CLONE_NEWCGROUP) = 0 [pid 5816] unshare(CLONE_NEWUTS) = 0 [pid 5816] unshare(CLONE_SYSVSEM) = 0 [pid 5816] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5816] write(3, "16777216", 8) = 8 [pid 5816] close(3) = 0 [pid 5816] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5816] write(3, "536870912", 9) = 9 [pid 5816] close(3) = 0 [pid 5816] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5816] write(3, "1024", 4) = 4 [pid 5816] close(3) = 0 [pid 5816] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5816] write(3, "8192", 4) = 4 [pid 5816] close(3) = 0 [pid 5816] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5816] write(3, "1024", 4) = 4 [pid 5816] close(3) = 0 [pid 5816] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5816] write(3, "1024", 4) = 4 [pid 5816] close(3) = 0 [pid 5816] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5816] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5816] close(3) = 0 [pid 5816] getpid() = 1 [pid 5816] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 60.496473][ T5816] RSP: 0018:ffffc90002717b80 EFLAGS: 00010246 [ 60.502531][ T5816] RAX: 000000000000002f RBX: ffffffff8ee483e0 RCX: 7fa35f7b92f7d900 [ 60.510490][ T5816] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 60.518446][ T5816] RBP: 1ffff1100257e8f0 R08: ffffffff817f070c R09: 1ffff110170e519a [ 60.526399][ T5816] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff888012bf4668 [ 60.534353][ T5816] R13: dffffc0000000000 R14: ffffffff8c48bfd8 R15: ffff888012bf4780 [ 60.542395][ T5816] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 60.551304][ T5816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.557884][ T5816] CR2: 00007fff5767eef8 CR3: 000000002fe1a000 CR4: 00000000003526f0 [ 60.565846][ T5816] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.573798][ T5816] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.581757][ T5816] Call Trace: [ 60.585021][ T5816] [ 60.587941][ T5816] ? __die_body+0x5f/0xb0 [ 60.592256][ T5816] ? die+0x9e/0xc0 [ 60.595956][ T5816] ? do_trap+0x15a/0x3a0 [ 60.600184][ T5816] ? generic_shutdown_super+0x2ca/0x2d0 [ 60.605717][ T5816] ? do_error_trap+0x1dc/0x2c0 [ 60.610464][ T5816] ? generic_shutdown_super+0x2ca/0x2d0 [ 60.616005][ T5816] ? lockdep_hardirqs_on+0x99/0x150 [ 60.621209][ T5816] ? __pfx_do_error_trap+0x10/0x10 [ 60.626306][ T5816] ? report_bug+0x3e8/0x500 [ 60.630795][ T5816] ? handle_invalid_op+0x34/0x40 [ 60.635715][ T5816] ? generic_shutdown_super+0x2ca/0x2d0 [ 60.641244][ T5816] ? exc_invalid_op+0x38/0x50 [ 60.645904][ T5816] ? asm_exc_invalid_op+0x1a/0x20 [ 60.650924][ T5816] ? __wake_up_klogd+0xcc/0x110 [ 60.655761][ T5816] ? generic_shutdown_super+0x2ca/0x2d0 [ 60.661296][ T5816] kill_block_super+0x44/0x90 [ 60.665956][ T5816] deactivate_locked_super+0xc4/0x130 [ 60.671310][ T5816] cleanup_mnt+0x41f/0x4b0 [ 60.675711][ T5816] ? lockdep_hardirqs_on+0x99/0x150 [ 60.680894][ T5816] task_work_run+0x24f/0x310 [ 60.685471][ T5816] ? __pfx_task_work_run+0x10/0x10 [ 60.690572][ T5816] ? do_exit+0xa2a/0x28e0 [ 60.694890][ T5816] ? do_exit+0xa2a/0x28e0 [ 60.699201][ T5816] do_exit+0xa2f/0x28e0 [ 60.703358][ T5816] ? __pfx_do_exit+0x10/0x10 [ 60.707926][ T5816] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 60.713890][ T5816] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 60.720202][ T5816] ? _raw_spin_unlock_irq+0x23/0x50 [ 60.725388][ T5816] ? lockdep_hardirqs_on+0x99/0x150 [ 60.730584][ T5816] do_group_exit+0x207/0x2c0 [ 60.735160][ T5816] __x64_sys_exit_group+0x3f/0x40 [ 60.740171][ T5816] x64_sys_call+0x26a8/0x26b0 [ 60.744832][ T5816] do_syscall_64+0xf3/0x230 [ 60.749325][ T5816] ? clear_bhb_loop+0x35/0x90 [ 60.753984][ T5816] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 60.759868][ T5816] RIP: 0033:0x7f4ba46d3a49 [ 60.764271][ T5816] Code: Unable to access opcode bytes at 0x7f4ba46d3a1f. [ 60.771275][ T5816] RSP: 002b:00007ffeb2d94458 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 60.779673][ T5816] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f4ba46d3a49 [ 60.787625][ T5816] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 60.795588][ T5816] RBP: 00007f4ba47542b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 60.803543][ T5816] R10: 00007ffeb2d94380 R11: 0000000000000246 R12: 00007f4ba47542b0 [ 60.811497][ T5816] R13: 0000000000000000 R14: 00007f4ba4755020 R15: 00007f4ba46a1fa0 [ 60.819472][ T5816] [ 60.822475][ T5816] Modules linked in: [ 60.826671][ T5816] ---[ end trace 0000000000000000 ]--- [ 60.836738][ T5816] RIP: 0010:generic_shutdown_super+0x2ca/0x2d0 [ 60.843001][ T5816] Code: 1b 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 f9 46 ed ff 48 8b 13 48 c7 c7 40 1a 18 8c 4c 89 e6 e8 27 16 ed fe 90 <0f> 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 60.862691][ T5816] RSP: 0018:ffffc90002717b80 EFLAGS: 00010246 [ 60.868802][ T5816] RAX: 000000000000002f RBX: ffffffff8ee483e0 RCX: 7fa35f7b92f7d900 [ 60.876790][ T5816] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 60.884850][ T5816] RBP: 1ffff1100257e8f0 R08: ffffffff817f070c R09: 1ffff110170e519a [ 60.892881][ T5816] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff888012bf4668 [ 60.900917][ T5816] R13: dffffc0000000000 R14: ffffffff8c48bfd8 R15: ffff888012bf4780 [ 60.908934][ T5816] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 60.917893][ T5816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.924530][ T5816] CR2: 00007fff5767eef8 CR3: 000000002fe1a000 CR4: 00000000003526f0 [ 60.932547][ T5816] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.940582][ T5816] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.948626][ T5816] Kernel panic - not syncing: Fatal exception [ 60.954830][ T5816] Kernel Offset: disabled [ 60.959159][ T5816] Rebooting in 86400 seconds..