Re: [Xen-devel] trace in dmesg

[Mike Wright <mike.wright@xxxxxxxxxxxxxx>]

On 06/30/2011 08:00 AM, Konrad Rzeszutek Wilk wrote:
> On Wed, Jun 29, 2011 at 10:49:58AM -0700, Mike Wright wrote:
> > Hi all,
> >
> > I'm (finally, yeah!!!) running xen-4.1.1 with linux-3.0.0-rc5 in
> > runlevel 5 and so far seems indistinguishable from bare metal.
> Woot!
> > However, this is in dmesg, and I wonder if it is important.
> >
> > [    0.014109] ------------[ cut here ]------------
> > [    0.014144] WARNING: at arch/x86/xen/enlighten.c:714
> > xen_apic_write+0x1a/0x1c()
> > [    0.014149] Hardware name: GA-890GPA-UD3H
> > [    0.014152] Modules linked in:
> > [    0.014158] Pid: 1, comm: swapper Not tainted 3.0.0-rc4 #1
> > [    0.014163] Call Trace:
> > [    0.014170]  [<ffffffff8104ce8e>] warn_slowpath_common+0x85/0x9d
> > [    0.014177]  [<ffffffff8104cec0>] warn_slowpath_null+0x1a/0x1c
> > [    0.014182]  [<ffffffff81003450>] xen_apic_write+0x1a/0x1c
> > [    0.014188]  [<ffffffff81018caa>] apic_write.clone.15+0x1b/0x1d
> > [    0.014193]  [<ffffffff81019567>] perf_events_lapic_init+0x1c/0x1e
> > [    0.014200]  [<ffffffff81b6311f>] init_hw_perf_events+0xd86/0xeff
> > [    0.014206]  [<ffffffff8104e984>] ? set_cpu_present+0x1a/0x2a
> > [    0.014211]  [<ffffffff81b62399>] ? check_bugs+0x2d/0x2d
> > [    0.014217]  [<ffffffff81002190>] do_one_initcall+0x7f/0x137
> > [    0.014223]  [<ffffffff81b59c3e>] kernel_init+0x93/0x157
> > [    0.014229]  [<ffffffff81048230>] ? schedule_tail+0x31/0x65
> > [    0.014235]  [<ffffffff81485b64>] kernel_thread_helper+0x4/0x10
> > [    0.014241]  [<ffffffff81484c63>] ? int_ret_from_sys_call+0x7/0x1b
> > [    0.014248]  [<ffffffff8147e721>] ? retint_restore_args+0x5/0x6
> > [    0.014253]  [<ffffffff81485b60>] ? gs_change+0x13/0x13
> > [    0.014261] ---[ end trace a7919e7f17c0a725 ]---
> It is and it is not :-) Its telling us that performance counters can't be
> enabled. Which we do know about but haven't yet investigated in how
> to make them work properly.
>
> Thanks for reporting this! What is the graphic card you are using?
Built in to the motherboard: Gigabyte: GA-890GPA-UD3H.

VGA compatible controller: ATI Technologies Inc RS880 [Radeon HD 4290]

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel