loop0: detected capacity change from 0 to 32768 (syz.0.0,5314,0):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.0.0,5314,0):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: 5314 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 9d 75 4b 8e ba 88 02 00 00 48 c7 c1 20 7d 34 8c e8 92 9a 16 00 41 c6 45 24 f8 90 <0f> 0b e8 f5 8f e1 fd 90 0f 0b e8 ed 8f e1 fd 48 c7 c7 00 aa bb 8e RSP: 0018:ffffc9000dd66dc0 EFLAGS: 00010246 RAX: 74af353589e70a00 RBX: ffffc9000dd66ee0 RCX: 74af353589e70a00 RDX: ffffc9000e69a000 RSI: 00000000000038d9 RDI: 00000000000038da RBP: ffffc9000dd67010 R08: ffffc9000dd669e7 R09: 1ffff92001bacd3c R10: dffffc0000000000 R11: fffff52001bacd3d R12: ffff88805394f42c R13: fffff52001bacdbc R14: ffffc9000dd66f00 R15: 1000000000000000 FS: 00007fa8ad7f76c0(0000) GS:ffff88808c549000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f13fd01b000 CR3: 0000000042c21000 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: 0033:0x7fa8ac99f34a 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:00007fa8ad7f6e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fa8ad7f6ea0 RCX: 00007fa8ac99f34a RDX: 00002000000005c0 RSI: 0000200000000580 RDI: 00007fa8ad7f6e60 RBP: 00002000000005c0 R08: 00007fa8ad7f6ea0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000580 R13: 00007fa8ad7f6e60 R14: 000000000000444a R15: 0000200000000600 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 9d 75 4b 8e ba 88 02 00 00 48 c7 c1 20 7d 34 8c e8 92 9a 16 00 41 c6 45 24 f8 90 <0f> 0b e8 f5 8f e1 fd 90 0f 0b e8 ed 8f e1 fd 48 c7 c7 00 aa bb 8e RSP: 0018:ffffc9000dd66dc0 EFLAGS: 00010246 RAX: 74af353589e70a00 RBX: ffffc9000dd66ee0 RCX: 74af353589e70a00 RDX: ffffc9000e69a000 RSI: 00000000000038d9 RDI: 00000000000038da RBP: ffffc9000dd67010 R08: ffffc9000dd669e7 R09: 1ffff92001bacd3c R10: dffffc0000000000 R11: fffff52001bacd3d R12: ffff88805394f42c R13: fffff52001bacdbc R14: ffffc9000dd66f00 R15: 1000000000000000 FS: 00007fa8ad7f76c0(0000) GS:ffff88808c549000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556a7ee00ec0 CR3: 0000000042c21000 CR4: 0000000000352ef0