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From: "Theodore Ts'o" <tytso@mit.edu>
To: Jan Kara <jack@suse.cz>
Cc: linux-ext4@vger.kernel.org,
	syzbot+30774a6acf6a2cf6d535@syzkaller.appspotmail.com
Subject: Re: [PATCH 1/2] ext4: Annotate data race in start_this_handle()
Date: Fri, 9 Apr 2021 21:24:09 -0400	[thread overview]
Message-ID: <YHD+OQ+Wi8XMl0Hp@mit.edu> (raw)
In-Reply-To: <20210406161804.20150-1-jack@suse.cz>

On Tue, Apr 06, 2021 at 06:17:59PM +0200, Jan Kara wrote:
> Access to journal->j_running_transaction is not protected by appropriate
> lock and thus is racy. We are well aware of that and the code handles
> the race properly. Just add a comment and data_race() annotation.
> 
> Reported-by: syzbot+30774a6acf6a2cf6d535@syzkaller.appspotmail.com
> Signed-off-by: Jan Kara <jack@suse.cz>

Thanks, applied.

					- Ted

  reply	other threads:[~2021-04-10  1:24 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-06 16:17 [PATCH 0/2] ext4: Annotate two harmless KCSAN data races Jan Kara
2021-04-06 16:17 ` [PATCH 1/2] ext4: Annotate data race in start_this_handle() Jan Kara
2021-04-10  1:24   ` Theodore Ts'o [this message]
2021-04-06 16:18 ` [PATCH 2/2] ext4: Annotate data race in jbd2_journal_dirty_metadata() Jan Kara
2021-04-10  1:24   ` Theodore Ts'o

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