From: John Robinson <john.robinson@anonymous.org.uk>
To: Linux RAID <linux-raid@vger.kernel.org>
Subject: Re: md: oops on dropping bitmaps from an array
Date: Tue, 01 Dec 2009 16:08:07 +0000 [thread overview]
Message-ID: <4B153F67.5000807@anonymous.org.uk> (raw)
In-Reply-To: <20091201121851.45cd4e41@notabene.brown>
On 01/12/2009 01:18, Neil Brown wrote:
> On Mon, 30 Nov 2009 15:00:24 +0100
> Arkadiusz Miskiewicz <a.miskiewicz@gmail.com> wrote:
[...]
>> [2500705.083965] BUG: unable to handle kernel NULL pointer
>> dereference at
>> (null) [2500705.090142] IP: [<ffffffffa001387a>]
>> bitmap_daemon_work+0x20a/0x500
>
> That is bad. I think I can see what is happening. I suspect that this
> is a fairly hard race to hit - you must been unlucky:-(
I had an oops removing a bitmap a wee while ago, and I mentioned it on
this list, but I couldn't post a backtrace. I guess I was unlucky too
but I'm delighted to hear luck's not going to be an issue in the future :-)
Cheers,
John.
prev parent reply other threads:[~2009-12-01 16:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-30 14:00 md: oops on dropping bitmaps from an array Arkadiusz Miskiewicz
2009-12-01 1:18 ` Neil Brown
2009-12-01 16:08 ` John Robinson [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4B153F67.5000807@anonymous.org.uk \
--to=john.robinson@anonymous.org.uk \
--cc=linux-raid@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).