On Wed, Apr 03, 2013 at 08:00:37PM +0800, Zhenzhong Duan wrote:
>
> On 2013-04-01 20:41, Konrad Rzeszutek Wilk wrote:
> >On Mon, Apr 01, 2013 at 01:26:34PM +0800, Zhenzhong Duan wrote:
> >>On 2013-03-29 21:46, Konrad Rzeszutek Wilk wrote:
> >>>On Fri, Mar 29, 2013 at 03:22:38PM +0800, Zhenzhong Du
On 2013-04-01 20:41, Konrad Rzeszutek Wilk wrote:
On Mon, Apr 01, 2013 at 01:26:34PM +0800, Zhenzhong Duan wrote:
On 2013-03-29 21:46, Konrad Rzeszutek Wilk wrote:
On Fri, Mar 29, 2013 at 03:22:38PM +0800, Zhenzhong Duan wrote:
The problem is even without overwrite, like xapic system,
xen_sen
On Mon, Apr 01, 2013 at 01:26:34PM +0800, Zhenzhong Duan wrote:
>
> On 2013-03-29 21:46, Konrad Rzeszutek Wilk wrote:
> >On Fri, Mar 29, 2013 at 03:22:38PM +0800, Zhenzhong Duan wrote:
> >>nmi isn't supported in dom0, fallback to general all cpu backtrace code.
> >>
> >>Without fix, on xapic syste
On 2013-03-29 21:46, Konrad Rzeszutek Wilk wrote:
On Fri, Mar 29, 2013 at 03:22:38PM +0800, Zhenzhong Duan wrote:
nmi isn't supported in dom0, fallback to general all cpu backtrace code.
Without fix, on xapic system, sysrq+l, no backtrace is showed.
On x2apic enabled system, got NULL pointer d
On Fri, Mar 29, 2013 at 03:22:38PM +0800, Zhenzhong Duan wrote:
> nmi isn't supported in dom0, fallback to general all cpu backtrace code.
>
> Without fix, on xapic system, sysrq+l, no backtrace is showed.
> On x2apic enabled system, got NULL pointer dereference as below.
Why would the x2APIC or
nmi isn't supported in dom0, fallback to general all cpu backtrace code.
Without fix, on xapic system, sysrq+l, no backtrace is showed.
On x2apic enabled system, got NULL pointer dereference as below.
SysRq : Show backtrace of all active CPUs
BUG: unable to handle kernel NULL pointer dere
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