From mboxrd@z Thu Jan 1 00:00:00 1970 From: Filippos Giannakos Subject: Re: Assertion error in librados Date: Fri, 28 Mar 2014 11:54:44 +0200 Message-ID: <20140328095443.GZ28819@philipgian-mac> References: <20140225144900.GA30739@philipgian-mac> <20140225155838.GB30739@philipgian-mac> <530CD824.2000107@inktank.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from averel.grnet-hq.admin.grnet.gr ([195.251.29.3]:3019 "EHLO averel.grnet-hq.admin.grnet.gr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750893AbaC1Jys (ORCPT ); Fri, 28 Mar 2014 05:54:48 -0400 Content-Disposition: inline In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: ceph-devel@vger.kernel.org Cc: Josh Durgin , Gregory Farnum , Noah Watkins , synnefo-devel@googlegroups.com Hello, We recently bumped again into the same assertion error. Do you have any indications or update regarding the cause ? On Tue, Feb 25, 2014 at 11:26:15AM -0800, Noah Watkins wrote: > On Tue, Feb 25, 2014 at 9:51 AM, Josh Durgin wrote: > > That's a good idea. This particular assert in a Mutex is almost always > > a use-after-free of the Mutex or structure containing it though. > > I think that a use-after-free will also throw an EINVAL (assuming it > isn't a pathalogical case) as pthread_mutex_lock checks an > initialization magic variable. I think that particular mutex isn't > initialized with flags that would cause any of the other possible > return values. Kind regards, -- Filippos