Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 15 Jan 2003 11:17:36 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 15 Jan 2003 11:17:36 -0500 Received: from penguin-ext.wise.edt.ericsson.se ([193.180.251.47]:23029 "EHLO penguin.wise.edt.ericsson.se") by vger.kernel.org with ESMTP id ; Wed, 15 Jan 2003 11:17:35 -0500 X-Sybari-Trust: c1834b99 1864f774 206fc897 00000138 From: Miklos.Szeredi@eth.ericsson.se (Miklos Szeredi) Date: Wed, 15 Jan 2003 17:26:16 +0100 (MET) Message-Id: <200301151626.h0FGQGu12524@duna48.eth.ericsson.se> To: Padraig@Linux.ie CC: Larry.Sendlosky@storigen.com, davej@codemonkey.org.uk, linux-kernel@vger.kernel.org In-reply-to: <3E2588C6.4020906@Linux.ie> (Padraig@Linux.ie) Subject: Re: VIA C3 and random SIGTRAP or segfault References: <7BFCE5F1EF28D64198522688F5449D5AC63352@xchangeserver2.storigen.com> <3E257488.3000006@Linux.ie> <200301151556.h0FFupx12324@duna48.eth.ericsson.se> <3E2588C6.4020906@Linux.ie> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > Well I never got SIGILL as would be expected. I got SEGFAULTs > and I'm only speculating that a CMOV was encountered. > But yes that does seem to be what's happening, the > CMOV corrupts something global to many apps, and > "every now and then" SEGFAULT. That is exactly the behavior I'm seeing. When xmms is run by one user under gnome it crashes after some random amount of time. Other users or under kde xmms _never_ crashes. > You could quickly check your system with something like: > > find /bin -perm +111 -type f | > while read bin; do > objdump --disassemble $bin 2>/dev/null | > grep -q cmov && echo "$bin has cmov" > done Thanks I will check for cmovs. Miklos - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/