linux-kernel - Forwarded: Re: [syzbot] [netfs?] kernel BUG in netfs_perform

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Message-ID: <68ba32e1.050a0220.192772.00d9.GAE@google.com>
Date: Thu, 04 Sep 2025 17:46:25 -0700
From: syzbot <syzbot+b73c7d94a151e2ee1e9b@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org
Subject: Forwarded: Re: [syzbot] [netfs?] kernel BUG in netfs_perform_write

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***

Subject: Re: [syzbot] [netfs?] kernel BUG in netfs_perform_write
Author: lizhi.xu@...driver.com

#syz test

diff --git a/fs/netfs/buffered_write.c b/fs/netfs/buffered_write.c
index f27ea5099a68..09394ac2c180 100644
--- a/fs/netfs/buffered_write.c
+++ b/fs/netfs/buffered_write.c
@@ -347,7 +347,7 @@ ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter,
 		folio_put(folio);
 		ret = filemap_write_and_wait_range(mapping, fpos, fpos + flen - 1);
 		if (ret < 0)
-			goto error_folio_unlock;
+			goto out;
 		continue;
 
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