From mboxrd@z Thu Jan  1 00:00:00 1970
From: Igor Kozhukhov <ikozhukhov@gmail.com>
Subject: Re: xen-4.3 (unstable) panic
Date: Tue, 02 Oct 2012 12:17:51 +0400
Message-ID: <CC9087D3.2F9EE%ikozhukhov@gmail.com>
References: <20121002063728.GH8912@reaktio.net>
Mime-Version: 1.0
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
Return-path: <xen-devel-bounces@lists.xen.org>
In-Reply-To: <20121002063728.GH8912@reaktio.net>
List-Unsubscribe: <http://lists.xen.org/cgi-bin/mailman/options/xen-devel>,
	<mailto:xen-devel-request@lists.xen.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xen.org>
List-Help: <mailto:xen-devel-request@lists.xen.org?subject=help>
List-Subscribe: <http://lists.xen.org/cgi-bin/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xen.org?subject=subscribe>
Sender: xen-devel-bounces@lists.xen.org
Errors-To: xen-devel-bounces@lists.xen.org
To: Pasi =?ISO-8859-1?B?S+Rya2vkaW5lbg==?= <pasik@iki.fi>
Cc: xen-devel@lists.xen.org
List-Id: xen-devel@lists.xenproject.org

Yes - I try to find panic on dom0.

I see differences in XEN_SYSCTL_cpu_hotplug implementation between xen-3.x
and xen-4.x - was removed response on 4.x.

---
Best regards,
Igor Kozhukhov
IRC# igork




On 10/2/12 10:37 AM, "Pasi K=E4rkk=E4inen" <pasik@iki.fi> wrote:

>On Mon, Oct 01, 2012 at 11:24:06PM +0400, Igor Kozhukhov wrote:
>>    Hello All,
>>    I try port xen-unstable to illumos-based platform.
>>    I have made some changes on illumos and built xen, but have panic -
>>take a
>>    look [1]http://pastebin.com/fZSrExek
>>    I'd like to see some comments - what I need to check/update.
>
>kmdb: single-step stop on division by zero (#de) trap
>kmdb: target stopped at:
>sti+0x85:       popq   %r10
>[0]> $C
>ffffff0003ed1c20 sti+0x85()
>ffffff0003e05970 switch_sp_and_call+0x13()
>ffffff0003e059d0 do_interrupt+0x14a()
>ffffff0003e05a80 xen_callback_handler+0x42d(ffffff0003e05a90,
>fffffffffbc1d778)
>ffffff0003e05a90 xen_callback+0x18f()
>ffffff0003e05ba0 __hypercall2+0xa()
>ffffff0003e05bb0 HYPERVISOR_block+0x10()
>ffffff0003e05bc0 mach_cpu_idle+0x1d()
>ffffff0003e05bf0 cpu_idle+0xfe()
>ffffff0003e05c00 cpu_idle_adaptive+0x13()
>ffffff0003e05c20 idle+0x41()
>ffffff0003e05c30 thread_start+8()
>
>So it stopped/crashed because of a division by zero in the dom0 kernel?
>You need to fix the kernel not to do a divizion by zero?
>
>-- Pasi
>