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Message-ID: <000000000000b81092061fffae2b@google.com>
Date: Sun, 18 Aug 2024 19:01:08 -0700
From: syzbot <syzbot+ab134185af9ef88dfed5@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org
Subject: Re: [syzbot] Re: [syzbot] [ocfs2?] WARNING: bad unlock balance in ocfs2_read_blocks
For archival purposes, forwarding an incoming command email to
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Subject: Re: [syzbot] [ocfs2?] WARNING: bad unlock balance in ocfs2_read_blocks
Author: lizhi.xu@...driver.com
remove metadata io lock when sb getblk fail
#syz test: upstream c3f2d783a459
diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c
index cdb9b9bdea1f..e62c7e1de4eb 100644
--- a/fs/ocfs2/buffer_head_io.c
+++ b/fs/ocfs2/buffer_head_io.c
@@ -235,7 +235,6 @@ int ocfs2_read_blocks(struct ocfs2_caching_info *ci, u64 block, int nr,
if (bhs[i] == NULL) {
bhs[i] = sb_getblk(sb, block++);
if (bhs[i] == NULL) {
- ocfs2_metadata_cache_io_unlock(ci);
status = -ENOMEM;
mlog_errno(status);
/* Don't forget to put previous bh! */
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