linux-kernel - Re: [syzbot] possible deadlock in jbd2_journal_lock

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Message-ID: <ZE78EtzmnsFHxlas@mit.edu>
Date:   Sun, 30 Apr 2023 19:38:58 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     syzbot <syzbot+79e6bbabf3ce17357969@...kaller.appspotmail.com>
Cc:     jack@...e.com, linux-ext4@...r.kernel.org,
        linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] possible deadlock in jbd2_journal_lock_updates

#syz fix: ext4, jbd2: add an optimized bmap for the journal inode