./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2384611677 <...> Warning: Permanently added '10.128.0.207' (ED25519) to the list of known hosts. execve("./syz-executor2384611677", ["./syz-executor2384611677"], 0x7ffe93c9bcb0 /* 10 vars */) = 0 brk(NULL) = 0x5555564b5000 brk(0x5555564b5d00) = 0x5555564b5d00 arch_prctl(ARCH_SET_FS, 0x5555564b5380) = 0 set_tid_address(0x5555564b5650) = 5065 set_robust_list(0x5555564b5660, 24) = 0 rseq(0x5555564b5ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2384611677", 4096) = 28 getrandom("\x26\xe3\xc2\xe7\x64\x4a\xde\x56", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555564b5d00 brk(0x5555564d6d00) = 0x5555564d6d00 brk(0x5555564d7000) = 0x5555564d7000 mprotect(0x7f2074655000, 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 5066 attached , child_tidptr=0x5555564b5650) = 5066 [pid 5066] set_robust_list(0x5555564b5660, 24) = 0 [pid 5066] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5066] setsid() = 1 [pid 5066] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5066] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5066] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5066] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5066] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5066] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5066] unshare(CLONE_NEWNS) = 0 [pid 5066] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5066] unshare(CLONE_NEWIPC) = 0 [pid 5066] unshare(CLONE_NEWCGROUP) = 0 [pid 5066] unshare(CLONE_NEWUTS) = 0 [pid 5066] unshare(CLONE_SYSVSEM) = 0 [pid 5066] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "16777216", 8) = 8 [pid 5066] close(3) = 0 [pid 5066] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "536870912", 9) = 9 [pid 5066] close(3) = 0 [pid 5066] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "1024", 4) = 4 [pid 5066] close(3) = 0 [pid 5066] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "8192", 4) = 4 [pid 5066] close(3) = 0 [pid 5066] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "1024", 4) = 4 [pid 5066] close(3) = 0 [pid 5066] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "1024", 4) = 4 [pid 5066] close(3) = 0 [pid 5066] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5066] close(3) = 0 [pid 5066] getpid() = 1 [pid 5066] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 8d 07 c0 fd 90 0f 0b 90 e9 f2 fe ff ff e8 7f 07 c0 fd e8 [ 72.882120][ T5066] RSP: 0000:ffffc90003b5f858 EFLAGS: 00010293 [ 72.888187][ T5066] RAX: ffffffff83ce771b RBX: 0000000000000002 RCX: ffff88801f443b80 [ 72.896173][ T5066] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 72.904137][ T5066] RBP: 0000000000000000 R08: ffffffff83ce700a R09: 1ffff1100f2ea1b1 [ 72.912194][ T5066] R10: dffffc0000000000 R11: ffffed100f2ea1b2 R12: 1ffff1100f2ea123 [ 72.920185][ T5066] R13: ffff8880797508d8 R14: ffff888079750d88 R15: dffffc0000000000 [ 72.928154][ T5066] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 72.937083][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.943681][ T5066] CR2: 0000562cce875000 CR3: 0000000026fed000 CR4: 00000000003506f0 [ 72.951657][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.959649][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.967635][ T5066] Call Trace: [ 72.970926][ T5066] [ 72.973865][ T5066] ? __die_body+0x8b/0xe0 [ 72.978221][ T5066] ? die+0xa1/0xd0 [ 72.981954][ T5066] ? do_trap+0x153/0x380 [ 72.986213][ T5066] ? f2fs_evict_inode+0x157c/0x15a0 [ 72.991424][ T5066] ? do_error_trap+0x1dc/0x2c0 [ 72.996200][ T5066] ? f2fs_evict_inode+0x157c/0x15a0 [ 73.001409][ T5066] ? do_int3+0x50/0x50 [ 73.005496][ T5066] ? handle_invalid_op+0x34/0x40 [ 73.010462][ T5066] ? f2fs_evict_inode+0x157c/0x15a0 [ 73.015673][ T5066] ? exc_invalid_op+0x34/0x50 [ 73.020376][ T5066] ? asm_exc_invalid_op+0x1a/0x20 [ 73.025419][ T5066] ? f2fs_evict_inode+0xe6a/0x15a0 [ 73.030541][ T5066] ? f2fs_evict_inode+0x157b/0x15a0 [ 73.035747][ T5066] ? f2fs_evict_inode+0x157c/0x15a0 [ 73.040951][ T5066] ? f2fs_evict_inode+0x157b/0x15a0 [ 73.046161][ T5066] ? bit_waitqueue+0x30/0x30 [ 73.050753][ T5066] ? do_raw_spin_unlock+0x13b/0x8b0 [ 73.056045][ T5066] ? _raw_spin_unlock+0x28/0x40 [ 73.060906][ T5066] ? f2fs_write_inode+0x470/0x470 [ 73.065938][ T5066] evict+0x2a4/0x630 [ 73.069847][ T5066] evict_inodes+0x5f8/0x690 [ 73.074369][ T5066] ? clear_inode+0x160/0x160 [ 73.078963][ T5066] ? dput+0x52/0x470 [ 73.082868][ T5066] ? dput+0x452/0x470 [ 73.086871][ T5066] generic_shutdown_super+0x9d/0x2c0 [ 73.092156][ T5066] kill_block_super+0x44/0x90 [ 73.096840][ T5066] kill_f2fs_super+0x303/0x3b0 [ 73.101608][ T5066] ? f2fs_mount+0x40/0x40 [ 73.105944][ T5066] ? shrinker_free+0x2c3/0x3d0 [ 73.110716][ T5066] deactivate_locked_super+0xc1/0x130 [ 73.116091][ T5066] cleanup_mnt+0x426/0x4c0 [ 73.120514][ T5066] ? _raw_spin_unlock_irq+0x23/0x50 [ 73.125722][ T5066] task_work_run+0x24a/0x300 [ 73.130322][ T5066] ? kasan_quarantine_put+0xd8/0x230 [ 73.135619][ T5066] ? task_work_cancel+0x2b0/0x2b0 [ 73.140652][ T5066] ? kmem_cache_free+0x299/0x470 [ 73.145597][ T5066] ? do_exit+0xa2f/0x2750 [ 73.149936][ T5066] do_exit+0xa34/0x2750 [ 73.154108][ T5066] ? put_task_struct+0xb0/0xb0 [ 73.158967][ T5066] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 73.164951][ T5066] ? print_irqtrace_events+0x220/0x220 [ 73.170421][ T5066] ? _raw_spin_unlock_irq+0x23/0x50 [ 73.175632][ T5066] ? lockdep_hardirqs_on+0x98/0x140 [ 73.180842][ T5066] do_group_exit+0x206/0x2c0 [ 73.185463][ T5066] __x64_sys_exit_group+0x3f/0x40 [ 73.190499][ T5066] do_syscall_64+0x45/0x110 [ 73.195006][ T5066] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 73.200905][ T5066] RIP: 0033:0x7f20745da749 [ 73.205322][ T5066] Code: Unable to access opcode bytes at 0x7f20745da71f. [ 73.212335][ T5066] RSP: 002b:00007fff0bd2f0a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 73.220752][ T5066] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f20745da749 [ 73.228726][ T5066] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 73.236698][ T5066] RBP: 00007f207465b2b0 R08: ffffffffffffffb8 R09: 00007fff0bd2f180 [ 73.244684][ T5066] R10: 00007fff0bd2efd0 R11: 0000000000000246 R12: 00007f207465b2b0 [ 73.252667][ T5066] R13: 0000000000000000 R14: 00007f207465c020 R15: 00007f20745a8c80 [ 73.260663][ T5066] [ 73.263688][ T5066] Modules linked in: [ 73.267817][ T5066] ---[ end trace 0000000000000000 ]--- [ 73.273296][ T5066] RIP: 0010:f2fs_evict_inode+0x157c/0x15a0 [ 73.279400][ T5066] Code: ff 89 de e8 46 0a c0 fd 40 84 ed 75 2d e8 ac 07 c0 fd 4c 8b 74 24 08 e9 c5 eb ff ff e8 9d 07 c0 fd 90 0f 0b e8 95 07 c0 fd 90 <0f> 0b e8 8d 07 c0 fd 90 0f 0b 90 e9 f2 fe ff ff e8 7f 07 c0 fd e8 [ 73.299117][ T5066] RSP: 0000:ffffc90003b5f858 EFLAGS: 00010293 [ 73.305759][ T5066] RAX: ffffffff83ce771b RBX: 0000000000000002 RCX: ffff88801f443b80 [ 73.313791][ T5066] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 73.321788][ T5066] RBP: 0000000000000000 R08: ffffffff83ce700a R09: 1ffff1100f2ea1b1 [ 73.329817][ T5066] R10: dffffc0000000000 R11: ffffed100f2ea1b2 R12: 1ffff1100f2ea123 [ 73.337836][ T5066] R13: ffff8880797508d8 R14: ffff888079750d88 R15: dffffc0000000000 [ 73.345845][ T5066] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 73.354825][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.361402][ T5066] CR2: 0000562cce875000 CR3: 0000000026fed000 CR4: 00000000003506f0 [ 73.369602][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.377640][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.385680][ T5066] Kernel panic - not syncing: Fatal exception [ 73.392047][ T5066] Kernel Offset: disabled [ 73.396369][ T5066] Rebooting in 86400 seconds..