./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1340069421 <...> Warning: Permanently added '10.128.1.156' (ED25519) to the list of known hosts. execve("./syz-executor1340069421", ["./syz-executor1340069421"], 0x7fff6ace3540 /* 10 vars */) = 0 brk(NULL) = 0x55555e895000 brk(0x55555e895d00) = 0x55555e895d00 arch_prctl(ARCH_SET_FS, 0x55555e895380) = 0 set_tid_address(0x55555e895650) = 5060 set_robust_list(0x55555e895660, 24) = 0 rseq(0x55555e895ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1340069421", 4096) = 28 getrandom("\xd8\xa5\x39\x0f\x10\xaa\x9e\x27", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555e895d00 brk(0x55555e8b6d00) = 0x55555e8b6d00 brk(0x55555e8b7000) = 0x55555e8b7000 mprotect(0x7fbaff8cd000, 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 5061 attached , child_tidptr=0x55555e895650) = 5061 [pid 5061] set_robust_list(0x55555e895660, 24) = 0 [pid 5061] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5061] setsid() = 1 [pid 5061] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5061] unshare(CLONE_NEWNS) = 0 [pid 5061] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5061] unshare(CLONE_NEWIPC) = 0 [pid 5061] unshare(CLONE_NEWCGROUP) = 0 [pid 5061] unshare(CLONE_NEWUTS) = 0 [pid 5061] unshare(CLONE_SYSVSEM) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "16777216", 8) = 8 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "536870912", 9) = 9 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "8192", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5061] close(3) = 0 [pid 5061] getpid() = 1 [pid 5061] 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 [ 72.128566][ T5061] RSP: 0018:ffffc900041379e8 EFLAGS: 00010293 [ 72.134628][ T5061] RAX: ffffffff831a56e3 RBX: ffff88807a5609f8 RCX: ffff888023083c00 [ 72.142621][ T5061] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88807a560d70 [ 72.150614][ T5061] RBP: ffff88807a560f38 R08: ffffffff8228b886 R09: 1ffffffff25922ba [ 72.158607][ T5061] R10: dffffc0000000000 R11: ffffffff831a3450 R12: ffff88807a560d70 [ 72.166583][ T5061] R13: ffffffff8be19eb0 R14: dffffc0000000000 R15: ffff88807a560d70 [ 72.174557][ T5061] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 72.183503][ T5061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.190090][ T5061] CR2: 00007fbaff89c078 CR3: 000000000df32000 CR4: 00000000003506f0 [ 72.198073][ T5061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.206042][ T5061] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.214011][ T5061] Call Trace: [ 72.217293][ T5061] [ 72.220230][ T5061] ? __die_body+0x88/0xe0 [ 72.224563][ T5061] ? die+0xcf/0x110 [ 72.228374][ T5061] ? do_trap+0x15a/0x3a0 [ 72.232624][ T5061] ? jfs_evict_inode+0x434/0x440 [ 72.237573][ T5061] ? do_error_trap+0x1dc/0x2c0 [ 72.242348][ T5061] ? jfs_evict_inode+0x434/0x440 [ 72.247318][ T5061] ? __pfx_do_error_trap+0x10/0x10 [ 72.252445][ T5061] ? handle_invalid_op+0x34/0x40 [ 72.257393][ T5061] ? jfs_evict_inode+0x434/0x440 [ 72.262354][ T5061] ? exc_invalid_op+0x38/0x50 [ 72.267138][ T5061] ? asm_exc_invalid_op+0x1a/0x20 [ 72.272179][ T5061] ? __pfx_jfs_get_dquots+0x10/0x10 [ 72.277389][ T5061] ? dquot_drop+0x46/0x2b0 [ 72.281809][ T5061] ? jfs_evict_inode+0x433/0x440 [ 72.286751][ T5061] ? jfs_evict_inode+0x434/0x440 [ 72.291694][ T5061] ? jfs_evict_inode+0x433/0x440 [ 72.296634][ T5061] ? __pfx_jfs_evict_inode+0x10/0x10 [ 72.301925][ T5061] evict+0x2a8/0x630 [ 72.305833][ T5061] evict_inodes+0x5f9/0x690 [ 72.310344][ T5061] ? __pfx_evict_inodes+0x10/0x10 [ 72.315467][ T5061] generic_shutdown_super+0x9d/0x2d0 [ 72.320761][ T5061] kill_block_super+0x44/0x90 [ 72.325438][ T5061] deactivate_locked_super+0xc4/0x130 [ 72.330819][ T5061] cleanup_mnt+0x426/0x4c0 [ 72.335241][ T5061] ? _raw_spin_unlock_irq+0x23/0x50 [ 72.340475][ T5061] task_work_run+0x24f/0x310 [ 72.345093][ T5061] ? __pfx_task_work_run+0x10/0x10 [ 72.350212][ T5061] ? do_exit+0xa16/0x27e0 [ 72.354547][ T5061] ? kmem_cache_free+0x102/0x2b0 [ 72.359493][ T5061] do_exit+0xa1b/0x27e0 [ 72.363747][ T5061] ? __pfx_do_exit+0x10/0x10 [ 72.368346][ T5061] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 72.374330][ T5061] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 72.380660][ T5061] ? _raw_spin_unlock_irq+0x23/0x50 [ 72.385896][ T5061] ? lockdep_hardirqs_on+0x99/0x150 [ 72.391105][ T5061] do_group_exit+0x207/0x2c0 [ 72.395707][ T5061] __x64_sys_exit_group+0x3f/0x40 [ 72.400738][ T5061] do_syscall_64+0xfb/0x240 [ 72.405430][ T5061] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 72.411339][ T5061] RIP: 0033:0x7fbaff851b09 [ 72.415758][ T5061] Code: Unable to access opcode bytes at 0x7fbaff851adf. [ 72.422784][ T5061] RSP: 002b:00007ffd7b0d9bd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 72.431204][ T5061] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbaff851b09 [ 72.439178][ T5061] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 72.447150][ T5061] RBP: 00007fbaff8d3390 R08: ffffffffffffffb8 R09: 00007ffd7b0d9cb0 [ 72.455142][ T5061] R10: 00007ffd7b0d9cb0 R11: 0000000000000246 R12: 00007fbaff8d3390 [ 72.463126][ T5061] R13: 0000000000000000 R14: 00007fbaff8d4100 R15: 00007fbaff81fdc0 [ 72.471111][ T5061] [ 72.474132][ T5061] Modules linked in: [ 72.479826][ T5061] ---[ end trace 0000000000000000 ]--- [ 72.487018][ T5061] RIP: 0010:jfs_evict_inode+0x434/0x440 [ 72.492613][ T5061] Code: df e8 90 96 da fe e9 1d fe ff ff e8 a6 a1 7a fe 48 c7 c7 60 0c 52 8e 4c 89 ee e8 77 4f bb 01 e9 92 fd ff ff e8 8d a1 7a fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 72.512936][ T5061] RSP: 0018:ffffc900041379e8 EFLAGS: 00010293 [ 72.519565][ T5061] RAX: ffffffff831a56e3 RBX: ffff88807a5609f8 RCX: ffff888023083c00 [ 72.527648][ T5061] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88807a560d70 [ 72.535725][ T5061] RBP: ffff88807a560f38 R08: ffffffff8228b886 R09: 1ffffffff25922ba [ 72.543768][ T5061] R10: dffffc0000000000 R11: ffffffff831a3450 R12: ffff88807a560d70 [ 72.551833][ T5061] R13: ffffffff8be19eb0 R14: dffffc0000000000 R15: ffff88807a560d70 [ 72.559914][ T5061] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 72.568912][ T5061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.575546][ T5061] CR2: 00007fbaff89c078 CR3: 000000002d60e000 CR4: 00000000003506f0 [ 72.583533][ T5061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.591571][ T5061] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.599600][ T5061] Kernel panic - not syncing: Fatal exception [ 72.605959][ T5061] Kernel Offset: disabled [ 72.610281][ T5061] Rebooting in 86400 seconds..