loop0: detected capacity change from 0 to 32768
------------[ cut here ]------------
kernel BUG at fs/ocfs2/inode.c:412!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5832 Comm: syz.0.16 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:ocfs2_populate_inode+0x175e/0x1780 fs/ocfs2/inode.c:412
Code: c6 bf 02 00 00 00 e8 a1 f7 19 fe 45 84 f6 75 2a e8 97 f4 19 fe 48 8b 5c 24 10 4c 8b 64 24 18 e9 d6 f1 ff ff e8 83 f4 19 fe 90 <0f> 0b e8 7b f4 19 fe 90 0f 0b 90 e9 f7 fe ff ff e8 6d f4 19 fe e8
RSP: 0018:ffffc9000cca6c60 EFLAGS: 00010293
RAX: ffffffff83a5af1d RBX: ffff8880452516b8 RCX: ffff888011a9a480
RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000000
RBP: ffffc9000cca6d90 R08: ffffffff8f9e2f77 R09: 1ffffffff1f3c5ee
R10: dffffc0000000000 R11: fffffbfff1f3c5ef R12: ffff8880476ea42c
R13: dffffc0000000000 R14: 0000000000000020 R15: 0000000000000000
FS:  00007f170a4d16c0(0000) GS:ffff88808d306000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f59b327c000 CR3: 0000000058b9b000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 ocfs2_read_locked_inode fs/ocfs2/inode.c:618 [inline]
 ocfs2_iget+0xdc1/0x1a90 fs/ocfs2/inode.c:157
 ocfs2_init_global_system_inodes+0x16c/0x660 fs/ocfs2/super.c:449
 ocfs2_initialize_super fs/ocfs2/super.c:2196 [inline]
 ocfs2_fill_super+0x2ad5/0x63c0 fs/ocfs2/super.c:993
 get_tree_bdev_flags+0x40b/0x4d0 fs/super.c:1691
 vfs_get_tree+0x8f/0x2b0 fs/super.c:1751
 fc_mount fs/namespace.c:1208 [inline]
 do_new_mount_fc fs/namespace.c:3651 [inline]
 do_new_mount+0x302/0xa10 fs/namespace.c:3727
 do_mount fs/namespace.c:4050 [inline]
 __do_sys_mount fs/namespace.c:4238 [inline]
 __se_sys_mount+0x313/0x410 fs/namespace.c:4215
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f170959010a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f170a4d0e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f170a4d0ef0 RCX: 00007f170959010a
RDX: 0000200000004440 RSI: 0000200000000140 RDI: 00007f170a4d0eb0
RBP: 0000200000004440 R08: 00007f170a4d0ef0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000140
R13: 00007f170a4d0eb0 R14: 0000000000004453 R15: 00002000000001c0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_populate_inode+0x175e/0x1780 fs/ocfs2/inode.c:412
Code: c6 bf 02 00 00 00 e8 a1 f7 19 fe 45 84 f6 75 2a e8 97 f4 19 fe 48 8b 5c 24 10 4c 8b 64 24 18 e9 d6 f1 ff ff e8 83 f4 19 fe 90 <0f> 0b e8 7b f4 19 fe 90 0f 0b 90 e9 f7 fe ff ff e8 6d f4 19 fe e8
RSP: 0018:ffffc9000cca6c60 EFLAGS: 00010293
RAX: ffffffff83a5af1d RBX: ffff8880452516b8 RCX: ffff888011a9a480
RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000000
RBP: ffffc9000cca6d90 R08: ffffffff8f9e2f77 R09: 1ffffffff1f3c5ee
R10: dffffc0000000000 R11: fffffbfff1f3c5ef R12: ffff8880476ea42c
R13: dffffc0000000000 R14: 0000000000000020 R15: 0000000000000000
FS:  00007f170a4d16c0(0000) GS:ffff88808d306000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f59b2b909c0 CR3: 0000000058b9b000 CR4: 0000000000352ef0