linux-ext4 - Re: Apparent serious progressive ext4 data corruption bug in 3.6.3 (and other stable branches?)

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Message-ID: <878vavtx8k.fsf@spindle.srvr.nix>
Date:	Wed, 24 Oct 2012 21:45:47 +0100
From:	Nix <nix@...eri.org.uk>
To:	"Theodore Ts'o" <tytso@....edu>
Cc:	Eric Sandeen <sandeen@...hat.com>, linux-ext4@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Bryan Schumaker <bjschuma@...app.com>,
	Peng Tao <bergwolf@...il.com>, Trond.Myklebust@...app.com,
	gregkh@...uxfoundation.org,
	Toralf Förster <toralf.foerster@....de>
Subject: Re: Apparent serious progressive ext4 data corruption bug in 3.6.3 (and other stable branches?)

On 24 Oct 2012, nix@...eri.org.uk spake thusly:
> So, the net effect of this is that normally I get no journal recovery on
> anything at all -- but sometimes, if umounting takes longer than a few
> seconds, I reboot with not everything unmounted, and journal recovery
> kicks in on reboot.

It occurs to me that it is possible that this bug hits only those
filesystems for which a umount has started but been unable to complete.
If so, this is a relatively rare and unimportant bug which probably hits
only me and users of slow removable filesystems in the whole world...

-- 
NULL && (void)
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