From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1IOvaQ-0007QB-Tw for qemu-devel@nongnu.org; Sat, 25 Aug 2007 09:21:59 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1IOvaP-0007PM-0g for qemu-devel@nongnu.org; Sat, 25 Aug 2007 09:21:58 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IOvaO-0007PH-SU for qemu-devel@nongnu.org; Sat, 25 Aug 2007 09:21:56 -0400 Received: from owa.c2.net ([207.235.78.2] helo=email.c2.net) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1IOuhT-0008R1-1Z for qemu-devel@nongnu.org; Sat, 25 Aug 2007 08:25:11 -0400 Subject: Re: [Qemu-devel] arm-linux-user infinite SIGSEGV looping From: Thayne Harbaugh In-Reply-To: <1187990170.17759.20.camel@phantasm.home.enterpriseandprosperity.com> References: <1187990170.17759.20.camel@phantasm.home.enterpriseandprosperity.com> Content-Type: text/plain Date: Sat, 25 Aug 2007 06:18:47 -0600 Message-Id: <1188044329.17759.29.camel@phantasm.home.enterpriseandprosperity.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Reply-To: thayne@c2.net, qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org On Fri, 2007-08-24 at 15:16 -0600, Thayne Harbaugh wrote: > I've encountered what appears to be a race condition in arm-linux-user: > sometimes the program qemu is running will hang forever and sometimes it > will complete. After digging about there appears to be at least two > problems: After digging about I have discovered that there truly is a bug in cpu-exec.c:handle_cpu_exception() - unfortunately it's one that was introduced by one of our patches. My apologies for disturbing the list. Thanks.