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Date:   Sun, 30 Apr 2023 12:12:49 -0400
From:   "Theodore Ts'o" <tytso@mit.edu>
To:     syzbot <syzbot+9743a41f74f00e50fc77@syzkaller.appspotmail.com>
Cc:     hch@infradead.org, linux-fsdevel@vger.kernel.org,
        linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com,
        viro@zeniv.linux.org.uk
Subject: Re: [syzbot] [sysv?] [vfs?] WARNING in invalidate_bh_lru
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#syz set subsystems: udf

There are two reproducers, one that mounts a sysv file system, and the
other which mounts a udf file system.  There is no mention of ext4 in
the stack trace, and yet syzbot has assigned this to the ext4
subsystem for some unknown reason.

					- Ted