From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41295) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V0EUD-0004a9-9E for qemu-devel@nongnu.org; Fri, 19 Jul 2013 13:28:59 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V0EUB-0003g2-LT for qemu-devel@nongnu.org; Fri, 19 Jul 2013 13:28:57 -0400 Received: from mx1.redhat.com ([209.132.183.28]:28607) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V0EUB-0003fb-DU for qemu-devel@nongnu.org; Fri, 19 Jul 2013 13:28:55 -0400 Date: Fri, 19 Jul 2013 13:28:52 -0400 From: Luiz Capitulino Message-ID: <20130719132852.27732500@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] Commit 23326164ae (exec: Support 64-bit op...) triggers assertion List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel Cc: pbonzini@redhat.com, rth@twiddle.net Hi, Reproducer: # ./qemu-qmp -drive file=disks/test.img,if=virtio,cache=none,aio=native \ -enable-kvm -m 1G -monitor stdio -usb -usbdevice host:1.43 QEMU 1.5.50 monitor - type 'help' for more information (qemu) qemu-qmp: /home/lcapitulino/work/src/upstream/qmp-unstable/exec.c:1927: memory_access_size: Assertion `l >= access_size_min' failed. I have an USB stick on 1.43, although I did manage to get this without USB at all (forgot how, though). Bisect says the bug was introduced by: commit 23326164ae6fe8d94b7eff123e03f97ca6978d33 Author: Richard Henderson Date: Mon Jul 8 14:55:59 2013 -0700 exec: Support 64-bit operations in address_space_rw