syzbot

gfs2: fsid=loop0.0: first mount done, others may mount
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WARNING: CPU: 0 PID: 3962 at fs/gfs2/rgrp.c:2638 gfs2_check_blk_type+0x360/0x560
Modules linked in:
CPU: 0 PID: 3962 Comm: syz-executor413 Not tainted 5.15.117-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : gfs2_check_blk_type+0x360/0x560
lr : rgrp_contains_block fs/gfs2/rgrp.h:87 [inline]
lr : gfs2_rbm_from_block fs/gfs2/rgrp.c:279 [inline]
lr : gfs2_check_blk_type+0x2dc/0x560 fs/gfs2/rgrp.c:2637
sp : ffff80001cb87680
x29: ffff80001cb87740 x28: 1fffe00019182406 x27: ffff0000c8c12000
x26: dfff800000000000 x25: ffff700003970ed4 x24: 00000000fffffff9
x23: 0000000000000013 x22: ffff0000c8c12034 x21: 0000000000000012
x20: 1fffe00019182405 x19: ffff80001cb876c0 x18: 1fffe000368ff38e
x17: 1fffe000368ff38e x16: ffff8000082e8c60 x15: ffff80001498f100
x14: 1ffff0000291e06a x13: ffffffffffffffff x12: 0000000000000000
x11: ff8080000a2cab88 x10: 0000000000000000 x9 : ffff80000a2cab88
x8 : ffff0000dc950000 x7 : ffff80000a26cb0c x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800008303750
x2 : 0000000000000000 x1 : 0000000000000012 x0 : 0000000000000013
Call trace:
 gfs2_check_blk_type+0x360/0x560
 gfs2_inode_lookup+0x4f0/0xbd8 fs/gfs2/inode.c:177
 gfs2_lookup_by_inum+0x60/0xf8 fs/gfs2/inode.c:250
 gfs2_get_dentry fs/gfs2/export.c:139 [inline]
 gfs2_fh_to_dentry+0x128/0x1f4 fs/gfs2/export.c:162
 exportfs_decode_fh_raw+0x114/0x4b4 fs/exportfs/expfs.c:436
 exportfs_decode_fh+0x50/0x80 fs/exportfs/expfs.c:576
 do_handle_to_path fs/fhandle.c:152 [inline]
 handle_to_path fs/fhandle.c:207 [inline]
 do_handle_open+0x5b8/0x9fc fs/fhandle.c:223
 __do_sys_open_by_handle_at fs/fhandle.c:265 [inline]
 __se_sys_open_by_handle_at fs/fhandle.c:256 [inline]
 __arm64_sys_open_by_handle_at+0x80/0x94 fs/fhandle.c:256
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
irq event stamp: 130768
hardirqs last  enabled at (130767): [<ffff800008268d0c>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline]
hardirqs last  enabled at (130767): [<ffff800008268d0c>] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:4780
hardirqs last disabled at (130768): [<ffff80001194eb90>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387
softirqs last  enabled at (130724): [<ffff80000a26b1fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31
softirqs last disabled at (130722): [<ffff80000a26b1c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18
---[ end trace 885ccc9b00c5559d ]---