From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52805) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fZ07F-0001Ec-0X for qemu-devel@nongnu.org; Fri, 29 Jun 2018 16:35:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fZ07E-0007S1-1R for qemu-devel@nongnu.org; Fri, 29 Jun 2018 16:35:37 -0400 Date: Fri, 29 Jun 2018 22:35:28 +0200 From: Kevin Wolf Message-ID: <20180629203528.GM15588@localhost.localdomain> References: <007fb94d-5a04-0ee1-5d1b-6fd41e67c9a4@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <007fb94d-5a04-0ee1-5d1b-6fd41e67c9a4@redhat.com> Subject: Re: [Qemu-devel] [Qemu-block] [BUG] qed_aio_write_alloc: Assertion `s->allocating_acb == NULL' failed. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Eric Blake Cc: John Snow , Quytelda Kahja , qemu-devel@nongnu.org, Qemu-block Am 29.06.2018 um 22:16 hat Eric Blake geschrieben: > On 06/29/2018 03:07 PM, John Snow wrote: > > CC Qemu Block; looks like QED is a bit busted. > > > > On 06/27/2018 10:25 AM, Quytelda Kahja wrote: > > > Hello all, > > > I wanted to submit a bug report in the tracker, but it seem to require > > > an Ubuntu One account, which I'm having trouble with, so I'll just > > > give it here and hopefully somebody can make use of it. The issue > > > seems to be in an experimental format, so it's likely not very > > > consequential anyway. > > Analysis in another thread may be relevant: > > https://lists.gnu.org/archive/html/qemu-devel/2018-06/msg08963.html The assertion there was: qemu-system-x86_64: block.c:3434: bdrv_replace_node: Assertion `!atomic_read(&to->in_flight)' failed. Which quite clearly pointed to a drain bug. This one, however, doesn't seem to be related to drain, so I think it's probably a different bug. Kevin