From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sfi-mx-4.v28.ch3.sourceforge.com ([172.29.28.124] helo=mx.sourceforge.net) by 3yr0jf1.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1Ky4nH-0002l6-38 for user-mode-linux-devel@lists.sourceforge.net; Thu, 06 Nov 2008 13:21:03 +0000 Received: from rn-out-0910.google.com ([64.233.170.185]) by 1b2kzd1.ch3.sourceforge.com with esmtp (Exim 4.69) id 1Ky4nF-0007aO-BY for user-mode-linux-devel@lists.sourceforge.net; Thu, 06 Nov 2008 13:21:03 +0000 Received: by rn-out-0910.google.com with SMTP id j66so452712rne.9 for ; Thu, 06 Nov 2008 05:20:59 -0800 (PST) Message-ID: Date: Thu, 6 Nov 2008 15:20:51 +0200 From: "Samuel Korpi" In-Reply-To: <804dabb00811060245t2dcae77bkcbba0156b9002c6d@mail.gmail.com> MIME-Version: 1.0 Content-Disposition: inline References: <804dabb00811060245t2dcae77bkcbba0156b9002c6d@mail.gmail.com> Subject: Re: [uml-devel] How to avoid stopping at gdb's "Program received signal SIGSEGV, Segmentation fault"? List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net To: Peter Teoh Cc: uml-devel On Thu, Nov 6, 2008 at 12:45 PM, Peter Teoh wrote: > When I run gdb ./linux (my UML-compiled kernel): > > (gdb) run ubda=/mnt/hd1/download/FedoraCore5-x86-root_fs mem=128M > The program being debugged has been started already. > Start it from the beginning? (y or n) y > Starting program: /mnt/hd0/download/linux-2.6-latest/uml/linux > ubda=/mnt/hd1/download/FedoraCore5-x86-root_fs mem=128M > Locating the bottom of the address space ... > Program received signal SIGSEGV, Segmentation fault. > 0x080664ff in page_ok (page=) at > /mnt/hd0/download/linux-2.6-latest/arch/um/os-Linux/sys-i386/task_size.c:31 > 31 n = *address; > > The flow keep stopping at the following message: > > Program received signal SIGTRAP, Trace/breakpoint trap. > > And I have to "next" many many times....the execution flow continue as > per normal. But I would like to ignore the breakpoint trap, how? > Try giving the following commands to gdb before starting UML: handle SIGSEGV pass nostop noprint handle SIGUSR1 pass nostop noprint Hope it helps, Samuel Korpi ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel