./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2966717754 <...> Warning: Permanently added '10.128.1.103' (ED25519) to the list of known hosts. execve("./syz-executor2966717754", ["./syz-executor2966717754"], 0x7ffe21d2b6b0 /* 10 vars */) = 0 brk(NULL) = 0x55555a232000 brk(0x55555a232d00) = 0x55555a232d00 arch_prctl(ARCH_SET_FS, 0x55555a232380) = 0 set_tid_address(0x55555a232650) = 5823 set_robust_list(0x55555a232660, 24) = 0 rseq(0x55555a232ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2966717754", 4096) = 28 getrandom("\x04\xa2\xae\xa7\xa2\xe9\x99\xfb", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555a232d00 brk(0x55555a253d00) = 0x55555a253d00 brk(0x55555a254000) = 0x55555a254000 mprotect(0x7f4e5a65d000, 16384, PROT_READ) = 0 mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000 mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000 mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5825 attached [pid 5825] set_robust_list(0x55555a232660, 24) = 0 [pid 5825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5823] <... clone resumed>, child_tidptr=0x55555a232650) = 5825 [pid 5825] <... prctl resumed>) = 0 [pid 5825] setpgid(0, 0) = 0 [pid 5825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5825] write(3, "1000", 4) = 4 [pid 5825] close(3) = 0 [pid 5825] write(1, "executing program\n", 18executing program ) = 18 [pid 5825] memfd_create("syzkaller", 0) = 3 [pid 5825] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4e52000000 [pid 5825] write(3, "\x02\x02\x02\x02\x02\x02\x02\x03\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5825] munmap(0x7f4e52000000, 138412032) = 0 [pid 5825] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5825] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5825] close(3) = 0 [pid 5825] close(4) = 0 [pid 5825] mkdir("./file1", 0777) = 0 [ 69.426710][ T5825] loop0: detected capacity change from 0 to 32768 [ 69.457126][ T5825] ======================================================= [ 69.457126][ T5825] WARNING: The mand mount option has been deprecated and [ 69.457126][ T5825] and is ignored by this kernel. Remove the mand [ 69.457126][ T5825] option from the mount to silence this warning. [ 69.457126][ T5825] ======================================================= [ 69.506469][ T5825] (syz-executor296,5825,1):ocfs2_read_locked_inode:550 ERROR: bug expression: !!(fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL)) != !!(args->fi_flags & OCFS2_FI_FLAG_SYSFILE) [ 69.523978][ T5825] (syz-executor296,5825,0):ocfs2_read_locked_inode:550 ERROR: Inode 76: system file state is ambiguous [ 69.535813][ T5825] ------------[ cut here ]------------ [ 69.541368][ T5825] kernel BUG at fs/ocfs2/inode.c:550! [ 69.547041][ T5825] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 69.554000][ T5825] CPU: 0 UID: 0 PID: 5825 Comm: syz-executor296 Not tainted 6.14.0-rc5-syzkaller-00218-g2a520073e74f #0 [ 69.565176][ T5825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 69.575220][ T5825] RIP: 0010:ocfs2_iget+0x207c/0x2170 [ 69.580521][ T5825] Code: 00 e8 28 16 6b fe 4c 8b 84 24 c0 01 00 00 4c 89 ff 48 c7 c6 2a f7 33 8e ba 26 02 00 00 48 c7 c1 20 78 69 8c e8 45 25 18 00 90 <0f> 0b e8 0d 61 06 fe 90 0f 0b e8 05 61 06 fe 31 db 65 ff 0d 74 57 [ 69.600470][ T5825] RSP: 0018:ffffc90004276da0 EFLAGS: 00010246 [ 69.606527][ T5825] RAX: ebe8fdce4fb89200 RBX: ffffc90004276f00 RCX: ebe8fdce4fb89200 [ 69.614485][ T5825] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 69.622456][ T5825] RBP: ffffc90004277030 R08: ffffffff81a1350c R09: 1ffff9200084ed24 [ 69.630428][ T5825] R10: dffffc0000000000 R11: fffff5200084ed25 R12: dffffc0000000000 [ 69.638478][ T5825] R13: ffff8880783d4178 R14: 1000000000000000 R15: ffffc90004276f20 [ 69.646449][ T5825] FS: 000055555a232380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 69.655407][ T5825] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.661989][ T5825] CR2: 00007fff38acb000 CR3: 00000000771fa000 CR4: 00000000003526f0 [ 69.670073][ T5825] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.678057][ T5825] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.686025][ T5825] Call Trace: [ 69.689293][ T5825] [ 69.692323][ T5825] ? __die_body+0x5f/0xb0 [ 69.696647][ T5825] ? die+0x9e/0xc0 [ 69.700367][ T5825] ? do_trap+0x15a/0x3a0 [ 69.704692][ T5825] ? ocfs2_iget+0x207c/0x2170 [ 69.709382][ T5825] ? do_error_trap+0x1dc/0x2c0 [ 69.714155][ T5825] ? ocfs2_iget+0x207c/0x2170 [ 69.718995][ T5825] ? ocfs2_iget+0x207c/0x2170 [ 69.723669][ T5825] ? __pfx_do_error_trap+0x10/0x10 [ 69.728766][ T5825] ? report_bug+0x3e8/0x500 [ 69.733276][ T5825] ? handle_invalid_op+0x34/0x40 [ 69.738202][ T5825] ? ocfs2_iget+0x207c/0x2170 [ 69.742884][ T5825] ? exc_invalid_op+0x38/0x50 [ 69.747590][ T5825] ? asm_exc_invalid_op+0x1a/0x20 [ 69.752623][ T5825] ? __wake_up_klogd+0xcc/0x110 [ 69.757492][ T5825] ? ocfs2_iget+0x207c/0x2170 [ 69.762173][ T5825] ? __pfx_ocfs2_iget+0x10/0x10 [ 69.767018][ T5825] ? vsnprintf+0x1152/0x1220 [ 69.771645][ T5825] ? ocfs2_find_files_on_disk+0x11a/0x360 [ 69.777383][ T5825] ? ocfs2_lookup_ino_from_name+0x18b/0x1e0 [ 69.783298][ T5825] ocfs2_get_system_file_inode+0x3a6/0x840 [ 69.789105][ T5825] ? __pfx_ocfs2_get_system_file_inode+0x10/0x10 [ 69.795423][ T5825] ? ocfs2_find_slot+0x4e1/0xa90 [ 69.800357][ T5825] ? _atomic_dec_and_lock+0x9a/0x130 [ 69.805632][ T5825] ? iput+0x3be/0xa50 [ 69.809603][ T5825] ? __raw_spin_lock_init+0x45/0x100 [ 69.814938][ T5825] ocfs2_fill_super+0x404f/0x74d0 [ 69.819981][ T5825] ? __pfx___bfs+0x10/0x10 [ 69.824505][ T5825] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 69.829869][ T5825] ? __pfx_check_noncircular+0x10/0x10 [ 69.835318][ T5825] ? lockdep_unlock+0x16a/0x300 [ 69.840161][ T5825] ? __pfx_lockdep_unlock+0x10/0x10 [ 69.845361][ T5825] ? validate_chain+0x15c0/0x5920 [ 69.850376][ T5825] ? __pfx_validate_chain+0x10/0x10 [ 69.855562][ T5825] ? __pfx_validate_chain+0x10/0x10 [ 69.860763][ T5825] ? validate_chain+0x11e/0x5920 [ 69.865684][ T5825] ? mark_lock+0x9a/0x360 [ 69.870016][ T5825] ? __pfx_validate_chain+0x10/0x10 [ 69.875201][ T5825] ? string+0x270/0x2b0 [ 69.879343][ T5825] ? widen_string+0x3a/0x280 [ 69.883921][ T5825] ? string+0x270/0x2b0 [ 69.888060][ T5825] ? bdev_name+0x2d5/0x420 [ 69.892472][ T5825] ? pointer+0x764/0x1210 [ 69.896786][ T5825] ? bdev_open+0x882/0xc50 [ 69.901212][ T5825] ? __pfx_lock_release+0x10/0x10 [ 69.906231][ T5825] ? __pfx_pointer+0x10/0x10 [ 69.910823][ T5825] ? mark_lock+0x9a/0x360 [ 69.915155][ T5825] ? format_decode+0x56c/0xca0 [ 69.919909][ T5825] ? vsnprintf+0x1152/0x1220 [ 69.924493][ T5825] ? snprintf+0xda/0x120 [ 69.928809][ T5825] ? __pfx_lock_release+0x10/0x10 [ 69.933820][ T5825] ? do_raw_spin_lock+0x14f/0x370 [ 69.938833][ T5825] ? __pfx_snprintf+0x10/0x10 [ 69.943497][ T5825] ? set_blocksize+0x1fc/0x360 [ 69.948273][ T5825] ? sb_set_blocksize+0x98/0xf0 [ 69.953134][ T5825] ? setup_bdev_super+0x4e6/0x5d0 [ 69.958163][ T5825] get_tree_bdev_flags+0x48c/0x5c0 [ 69.963273][ T5825] ? __pfx_vfs_parse_comma_sep+0x10/0x10 [ 69.968985][ T5825] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 69.974358][ T5825] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 69.979982][ T5825] ? cap_capable+0x139/0x450 [ 69.984568][ T5825] ? safesetid_security_capable+0xb2/0x1d0 [ 69.990370][ T5825] vfs_get_tree+0x90/0x2b0 [ 69.994776][ T5825] do_new_mount+0x2be/0xb40 [ 69.999271][ T5825] ? __pfx_do_new_mount+0x10/0x10 [ 70.004284][ T5825] __se_sys_mount+0x2d6/0x3c0 [ 70.008955][ T5825] ? __pfx___se_sys_mount+0x10/0x10 [ 70.014140][ T5825] ? do_syscall_64+0x100/0x230 [ 70.018894][ T5825] ? __x64_sys_mount+0x20/0xc0 [ 70.023642][ T5825] do_syscall_64+0xf3/0x230 [ 70.028137][ T5825] ? clear_bhb_loop+0x35/0x90 [ 70.032806][ T5825] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.038912][ T5825] RIP: 0033:0x7f4e5a5e6e2a [ 70.043343][ T5825] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 70.062943][ T5825] RSP: 002b:00007fff38aca978 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 70.071397][ T5825] RAX: ffffffffffffffda RBX: 00007fff38aca990 RCX: 00007f4e5a5e6e2a [ 70.079355][ T5825] RDX: 0000400000000100 RSI: 0000400000000040 RDI: 00007fff38aca990 [ 70.087315][ T5825] RBP: 0000400000000040 R08: 00007fff38aca9d0 R09: 0000000000004446 [ 70.095298][ T5825] R10: 00000000000048c0 R11: 0000000000000282 R12: 0000400000000100 [ 70.103267][ T5825] R13: 00007fff38aca9d0 R14: 0000000000000003 R15: 00000000000048c0 [ 70.111254][ T5825] [ 70.114268][ T5825] Modules linked in: [ 70.118600][ T5825] ---[ end trace 0000000000000000 ]--- [ 70.124317][ T5825] RIP: 0010:ocfs2_iget+0x207c/0x2170 [ 70.129695][ T5825] Code: 00 e8 28 16 6b fe 4c 8b 84 24 c0 01 00 00 4c 89 ff 48 c7 c6 2a f7 33 8e ba 26 02 00 00 48 c7 c1 20 78 69 8c e8 45 25 18 00 90 <0f> 0b e8 0d 61 06 fe 90 0f 0b e8 05 61 06 fe 31 db 65 ff 0d 74 57 [ 70.149918][ T5825] RSP: 0018:ffffc90004276da0 EFLAGS: 00010246 [ 70.156148][ T5825] RAX: ebe8fdce4fb89200 RBX: ffffc90004276f00 RCX: ebe8fdce4fb89200 [ 70.164199][ T5825] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 70.172164][ T5825] RBP: ffffc90004277030 R08: ffffffff81a1350c R09: 1ffff9200084ed24 [ 70.180162][ T5825] R10: dffffc0000000000 R11: fffff5200084ed25 R12: dffffc0000000000 [ 70.188218][ T5825] R13: ffff8880783d4178 R14: 1000000000000000 R15: ffffc90004276f20 [ 70.196222][ T5825] FS: 000055555a232380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 70.205332][ T5825] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.211961][ T5825] CR2: 00007f05f0d95ed8 CR3: 00000000771fa000 CR4: 00000000003526f0 [ 70.219991][ T5825] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.228009][ T5825] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.236308][ T5825] Kernel panic - not syncing: Fatal exception [ 70.242774][ T5825] Kernel Offset: disabled [ 70.247103][ T5825] Rebooting in 86400 seconds..