loop0: detected capacity change from 0 to 32768 (syz.0.0,5327,0):ocfs2_read_locked_inode:648 ERROR: bug expression: !!(fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL)) != !!(args->fi_flags & OCFS2_FI_FLAG_SYSFILE) (syz.0.0,5327,0):ocfs2_read_locked_inode:648 ERROR: Inode 66: system file state is ambiguous ------------[ cut here ]------------ kernel BUG at fs/ocfs2/inode.c:648! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:ocfs2_read_locked_inode fs/ocfs2/inode.c:645 [inline] RIP: 0010:ocfs2_iget+0x1aa4/0x1b30 fs/ocfs2/inode.c:191 Code: 00 4c 8b 84 24 80 01 00 00 4c 89 f7 48 c7 c6 79 c4 4b 8e ba 88 02 00 00 48 c7 c1 a0 9e 34 8c e8 92 9a 16 00 41 c6 45 24 f8 90 <0f> 0b e8 45 a9 e0 fd 90 0f 0b e8 3d a9 e0 fd 48 c7 c7 00 aa bb 8e RSP: 0018:ffffc9000e64edc0 EFLAGS: 00010246 RAX: 4d145fd5706d1d00 RBX: ffffc9000e64eee0 RCX: 4d145fd5706d1d00 RDX: ffffc9000ee82000 RSI: 00000000000031ce RDI: 00000000000031cf RBP: ffffc9000e64f010 R08: ffffc9000e64e9e7 R09: 1ffff92001cc9d3c R10: dffffc0000000000 R11: fffff52001cc9d3d R12: ffff88801ad2142c R13: fffff52001cc9dbc R14: ffffc9000e64ef00 R15: 1000000000000000 FS: 00007fe93b7426c0(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff447e50000 CR3: 00000000136f7000 CR4: 0000000000352ef0 Call Trace: ocfs2_init_global_system_inodes+0x16d/0x6e0 fs/ocfs2/super.c:449 ocfs2_initialize_super fs/ocfs2/super.c:2193 [inline] ocfs2_fill_super+0x456e/0x6840 fs/ocfs2/super.c:993 get_tree_bdev_flags+0x430/0x4f0 fs/super.c:1640 vfs_get_tree+0x92/0x2a0 fs/super.c:1700 fc_mount fs/namespace.c:1198 [inline] do_new_mount_fc fs/namespace.c:3765 [inline] do_new_mount+0x319/0xdc0 fs/namespace.c:3841 do_mount fs/namespace.c:4174 [inline] __do_sys_mount fs/namespace.c:4390 [inline] __se_sys_mount+0x31d/0x420 fs/namespace.c:4367 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe93a79f10a Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe93b741e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fe93b741ea0 RCX: 00007fe93a79f10a RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007fe93b741e60 RBP: 0000200000000000 R08: 00007fe93b741ea0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000040 R13: 00007fe93b741e60 R14: 0000000000004450 R15: 0000200000000180 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_read_locked_inode fs/ocfs2/inode.c:645 [inline] RIP: 0010:ocfs2_iget+0x1aa4/0x1b30 fs/ocfs2/inode.c:191 Code: 00 4c 8b 84 24 80 01 00 00 4c 89 f7 48 c7 c6 79 c4 4b 8e ba 88 02 00 00 48 c7 c1 a0 9e 34 8c e8 92 9a 16 00 41 c6 45 24 f8 90 <0f> 0b e8 45 a9 e0 fd 90 0f 0b e8 3d a9 e0 fd 48 c7 c7 00 aa bb 8e RSP: 0018:ffffc9000e64edc0 EFLAGS: 00010246 RAX: 4d145fd5706d1d00 RBX: ffffc9000e64eee0 RCX: 4d145fd5706d1d00 RDX: ffffc9000ee82000 RSI: 00000000000031ce RDI: 00000000000031cf RBP: ffffc9000e64f010 R08: ffffc9000e64e9e7 R09: 1ffff92001cc9d3c R10: dffffc0000000000 R11: fffff52001cc9d3d R12: ffff88801ad2142c R13: fffff52001cc9dbc R14: ffffc9000e64ef00 R15: 1000000000000000 FS: 00007fe93b7426c0(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff447e61000 CR3: 00000000136f7000 CR4: 0000000000352ef0