gfs2: fsid=loop0.0: first mount done, others may mount
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5016 at fs/gfs2/rgrp.c:2628 gfs2_check_blk_type+0x2ca/0x340 fs/gfs2/rgrp.c:2628
Modules linked in:
CPU: 0 PID: 5016 Comm: syz-executor425 Not tainted 6.5.0-rc2-syzkaller-00046-gccff6d117d8d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
RIP: 0010:gfs2_check_blk_type+0x2ca/0x340 fs/gfs2/rgrp.c:2628
Code: 4c 89 f7 e8 08 61 f9 ff eb aa 89 44 24 04 89 4c 24 08 e8 f9 71 36 fe 48 63 44 24 04 8b 4c 24 08 e9 ae fe ff ff e8 36 86 e2 fd <0f> 0b e9 76 ff ff ff bb ea ff ff ff e9 79 ff ff ff e8 d0 71 36 fe
RSP: 0018:ffffc90003a7f990 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 00000000fffffff9 RCX: 0000000000000000
RDX: ffff8880277f1dc0 RSI: ffffffff83a3ea7a RDI: 0000000000000005
RBP: ffffc90003a7fa90 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000fffffff9 R11: 0000000000000000 R12: 1ffff9200074ff34
R13: ffff8880715d8000 R14: ffffc90003a7f9e0 R15: 0000000000000012
FS:  00005555572a2380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe074428d8 CR3: 00000000747f7000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 gfs2_inode_lookup+0x6ef/0x890 fs/gfs2/inode.c:178
 gfs2_lookup_by_inum+0x48/0x100 fs/gfs2/inode.c:250
 gfs2_get_dentry fs/gfs2/export.c:139 [inline]
 gfs2_fh_to_dentry+0x1ac/0x230 fs/gfs2/export.c:162
 exportfs_decode_fh_raw+0x135/0x780 fs/exportfs/expfs.c:460
 exportfs_decode_fh+0x3c/0x90 fs/exportfs/expfs.c:600
 do_handle_to_path fs/fhandle.c:159 [inline]
 handle_to_path fs/fhandle.c:214 [inline]
 do_handle_open+0x352/0x5c0 fs/fhandle.c:230
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fe3cbd8b609
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdfe6e5888 EFLAGS: 00000246 ORIG_RAX: 0000000000000130
RAX: ffffffffffffffda RBX: 00007ffdfe6e5a58 RCX: 00007fe3cbd8b609
RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003
RBP: 00007fe3cbe11610 R08: 0000000000012527 R09: 00007ffdfe6e5a58
R10: 00007ffdfe6e5740 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffdfe6e5a48 R14: 0000000000000001 R15: 0000000000000001
 </TASK>