From: Stefan Hajnoczi <stefanha@redhat.com>
To: Liu Yuan <namei.unix@gmail.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
sheepdog@lists.wpkg.org, qemu-devel@nongnu.org,
Markus Armbruster <armbru@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v2] sheepdog: fix a core dump while do auto-reconnecting
Date: Fri, 29 Aug 2014 10:04:48 +0100 [thread overview]
Message-ID: <20140829090448.GB32448@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <1409221675-21916-1-git-send-email-namei.unix@gmail.com>
[-- Attachment #1: Type: text/plain, Size: 1215 bytes --]
On Thu, Aug 28, 2014 at 06:27:55PM +0800, Liu Yuan wrote:
> We should reinit local_err as NULL inside the while loop or g_free() will report
> corrupption and abort the QEMU when sheepdog driver tries reconnecting.
>
> This was broken in commit 356b4ca.
>
> qemu-system-x86_64: failed to get the header, Resource temporarily unavailable
> qemu-system-x86_64: Failed to connect to socket: Connection refused
> qemu-system-x86_64: (null)
> [xcb] Unknown sequence number while awaiting reply
> [xcb] Most likely this is a multi-threaded client and XInitThreads has not been called
> [xcb] Aborting, sorry about that.
> qemu-system-x86_64: ../../src/xcb_io.c:298: poll_for_response: Assertion `!xcb_xlib_threads_sequence_lost' failed.
> Aborted (core dumped)
>
> Cc: qemu-devel@nongnu.org
> Cc: Markus Armbruster <armbru@redhat.com>
> Cc: Kevin Wolf <kwolf@redhat.com>
> Cc: Stefan Hajnoczi <stefanha@redhat.com>
> Reviewed-by: Markus Armbruster <armbru@redhat.com>
> Signed-off-by: Liu Yuan <namei.unix@gmail.com>
> ---
> block/sheepdog.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Thanks, applied to my block tree:
https://github.com/stefanha/qemu/commits/block
Stefan
[-- Attachment #2: Type: application/pgp-signature, Size: 473 bytes --]
prev parent reply other threads:[~2014-08-29 9:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-28 10:27 [Qemu-devel] [PATCH v2] sheepdog: fix a core dump while do auto-reconnecting Liu Yuan
2014-08-28 14:50 ` Benoît Canet
2014-08-29 9:04 ` Stefan Hajnoczi [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=20140829090448.GB32448@stefanha-thinkpad.redhat.com \
--to=stefanha@redhat.com \
--cc=armbru@redhat.com \
--cc=kwolf@redhat.com \
--cc=namei.unix@gmail.com \
--cc=qemu-devel@nongnu.org \
--cc=sheepdog@lists.wpkg.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).