From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:41623) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T47bF-0001FV-Mw for qemu-devel@nongnu.org; Wed, 22 Aug 2012 05:51:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1T47bA-00084C-PC for qemu-devel@nongnu.org; Wed, 22 Aug 2012 05:51:45 -0400 Received: from mail-we0-f173.google.com ([74.125.82.173]:53632) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1T47bA-000842-JY for qemu-devel@nongnu.org; Wed, 22 Aug 2012 05:51:40 -0400 Received: by weyz53 with SMTP id z53so446505wey.4 for ; Wed, 22 Aug 2012 02:51:39 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <1345593239.2574.4.camel@localhost.localdomain> References: <1345593239.2574.4.camel@localhost.localdomain> From: Mulyadi Santosa Date: Wed, 22 Aug 2012 16:50:58 +0700 Message-ID: Content-Type: text/plain; charset=ISO-8859-1 Subject: Re: [Qemu-devel] setting up breakpoints - kernel debugging help wit gdb in qemu-kvm List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Hi... On Wed, Aug 22, 2012 at 6:53 AM, Onkar wrote: > > # ./qemu-system-x86_64 -m 2048 -smp 4 -vga std -vnc :5 -drive > file=/sda4/bin/disk/disk0.img,cache=writeback -S -s > > (gdb) symbol-file /sda4/kvm/vmlinux > Reading symbols from /sda4/kvm/vmlinux...done. > (gdb) target remote :1234 > Remote debugging using :1234 > 0x0000000000000000 in ?? () > (gdb) b kmem_cache_alloc > Breakpoint 1 at 0xffffffff81121adb: file mm/slub.c, line 2375. (2 > locations) > (gdb) c can you re run with out using -smp (IOW, just use one CPU)? Also, which qemu version do you use? is this with or without KVM? -- regards, Mulyadi Santosa Freelance Linux trainer and consultant blog: the-hydra.blogspot.com training: mulyaditraining.blogspot.com