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From: NeilBrown <neilb@suse.de>
To: Roman Mamedov <rm@romanrm.net>
Cc: Holger Kiehl <Holger.Kiehl@dwd.de>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	linux-raid <linux-raid@vger.kernel.org>
Subject: Re: Filesystem corruption MD (imsm) Raid0 via 2 SSD's + discard
Date: Thu, 21 May 2015 09:08:45 +1000	[thread overview]
Message-ID: <20150521090845.7e228e46@notabene.brown> (raw)
In-Reply-To: <20150521013213.536deed0@natsu>

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On Thu, 21 May 2015 01:32:13 +0500 Roman Mamedov <rm@romanrm.net> wrote:

> On Wed, 20 May 2015 20:12:31 +0000 (UTC)
> Holger Kiehl <Holger.Kiehl@dwd.de> wrote:
> 
> > The kernel I was running when I discovered the
> > problem was 4.0.2 from kernel.org. However, after reinstalling from DVD
> > I updated to Fedora's lattest kernel, which was 3.19.? (I do not remember
> > the last numbers). So that kernel seems also effected, but I assume it
> > contains many 'fixes' from 4.0.x. As filesystem I use ext4, distribution
> > is Fedora 21 and hardware is: Xeon E3-1275, 16GB ECC Ram.
> > 
> > My system seems to be now running stable for some days with kernel.org
> > kernel 4.0.3 and with discard DISABLED. But I am still unsure what could
> > be the real cause.
> 
> It is a bug in the 4.0.2 kernel, fixed in 4.0.3.
> 
> https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=785672
> https://bbs.archlinux.org/viewtopic.php?id=197400
> https://kernel.googlesource.com/pub/scm/linux/kernel/git/stable/linux-stable/+/d2dc317d564a46dfc683978a2e5a4f91434e9711
> 
> 

I suspect that is a different bug.
I think this one is
  https://bugzilla.kernel.org/show_bug.cgi?id=98501

NeilBrown

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  reply	other threads:[~2015-05-20 23:08 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-20 20:12 Filesystem corruption MD (imsm) Raid0 via 2 SSD's + discard Holger Kiehl
2015-05-20 20:32 ` Roman Mamedov
2015-05-20 23:08   ` NeilBrown [this message]
2015-05-21  6:44     ` Holger Kiehl
2015-05-21  7:14       ` NeilBrown
2015-05-22 18:17         ` Holger Kiehl

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