loop0: detected capacity change from 0 to 32768 (syz.0.0,5319,0):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.0.0,5319,0):ocfs2_read_locked_inode:648 ERROR: Inode 65: 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: 5319 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+0x1a83/0x1b10 fs/ocfs2/inode.c:191 Code: 00 4c 8b 84 24 80 01 00 00 4c 89 f7 48 c7 c6 94 59 70 8e ba 88 02 00 00 48 c7 c1 a0 03 56 8c e8 23 be 16 00 41 c6 45 24 f8 90 <0f> 0b e8 d6 86 da fd 90 0f 0b e8 ce 86 da fd 48 c7 c7 c0 dc db 8e RSP: 0018:ffffc9000e2c6dc0 EFLAGS: 00010246 RAX: 94f4f1f9ff575e00 RBX: ffffc9000e2c6ee0 RCX: 94f4f1f9ff575e00 RDX: ffffc9000ecda000 RSI: 000000000000332c RDI: 000000000000332d RBP: ffffc9000e2c7010 R08: ffffc9000e2c69c7 R09: 1ffff92001c58d38 R10: dffffc0000000000 R11: fffff52001c58d39 R12: ffff8880533f122c R13: fffff52001c58dbc R14: ffffc9000e2c6f00 R15: 1000000000000000 FS: 00007f157b5f56c0(0000) GS:ffff88808c2d1000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f157f24de68 CR3: 0000000034b68000 CR4: 0000000000352ef0 Call Trace: ocfs2_init_global_system_inodes+0xc8/0x6e0 fs/ocfs2/super.c:441 ocfs2_initialize_super fs/ocfs2/super.c:2192 [inline] ocfs2_fill_super+0x456e/0x6840 fs/ocfs2/super.c:993 get_tree_bdev_flags+0x430/0x4f0 fs/super.c:1887 vfs_get_tree+0x92/0x2a0 fs/super.c:1947 fc_mount fs/namespace.c:1198 [inline] do_new_mount_fc fs/namespace.c:3772 [inline] do_new_mount+0x319/0xdc0 fs/namespace.c:3848 do_mount fs/namespace.c:4181 [inline] __do_sys_mount fs/namespace.c:4397 [inline] __se_sys_mount+0x31d/0x420 fs/namespace.c:4374 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f157f19f3ca 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:00007f157b5f4e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f157b5f4ea0 RCX: 00007f157f19f3ca RDX: 0000200000004440 RSI: 0000200000004480 RDI: 00007f157b5f4e60 RBP: 0000200000004440 R08: 00007f157b5f4ea0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000004480 R13: 00007f157b5f4e60 R14: 0000000000004426 R15: 00002000000044c0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_read_locked_inode fs/ocfs2/inode.c:645 [inline] RIP: 0010:ocfs2_iget+0x1a83/0x1b10 fs/ocfs2/inode.c:191 Code: 00 4c 8b 84 24 80 01 00 00 4c 89 f7 48 c7 c6 94 59 70 8e ba 88 02 00 00 48 c7 c1 a0 03 56 8c e8 23 be 16 00 41 c6 45 24 f8 90 <0f> 0b e8 d6 86 da fd 90 0f 0b e8 ce 86 da fd 48 c7 c7 c0 dc db 8e RSP: 0018:ffffc9000e2c6dc0 EFLAGS: 00010246 RAX: 94f4f1f9ff575e00 RBX: ffffc9000e2c6ee0 RCX: 94f4f1f9ff575e00 RDX: ffffc9000ecda000 RSI: 000000000000332c RDI: 000000000000332d RBP: ffffc9000e2c7010 R08: ffffc9000e2c69c7 R09: 1ffff92001c58d38 R10: dffffc0000000000 R11: fffff52001c58d39 R12: ffff8880533f122c R13: fffff52001c58dbc R14: ffffc9000e2c6f00 R15: 1000000000000000 FS: 00007f157b5f56c0(0000) GS:ffff88808c2d1000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb8c3f8dd30 CR3: 0000000034b68000 CR4: 0000000000352ef0