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From: Marcelo Tosatti <mtosatti@redhat.com>
To: Tharindu Rukshan Bamunuarachchi <btharindu@gmail.com>
Cc: x86@kernel.org, kvm@vger.kernel.org
Subject: Re: WARNING: at arch/x86/kernel/apic/apic.c:1238 setup_local_APIC+0x169/0x24b()
Date: Mon, 23 Aug 2010 18:21:58 -0300	[thread overview]
Message-ID: <20100823212158.GD32690@amt.cnet> (raw)
In-Reply-To: <AANLkTimEmkY_T-sd8JMhYUrstnqmHroWrVfus=2GDd+4@mail.gmail.com>

On Tue, Aug 17, 2010 at 07:09:36PM +0100, Tharindu Rukshan Bamunuarachchi wrote:
> hi,
> 
> I got following message after booting 2.6.35 on KVM.
> Should I report this to QEMU user list ? Any clue on debugging ?
> 
> However VM works fine even with message.
> 
> cheers
> tharindu

Please provide host hardware information (/proc/cpuinfo), full qemu
command line and full dmesg of guest.

> 
> 
> [    0.184000] Setting APIC routing to flat
> [    0.188000] ------------[ cut here ]------------
> [    0.192000] WARNING: at arch/x86/kernel/apic/apic.c:1238
> setup_local_APIC+0x169/0x24b()
> [    0.196000] Hardware name: Bochs
> [    0.200000] Pid: 1, comm: swapper Not tainted 2.6.35-tinux+ #85
> [    0.204000] Call Trace:
> [    0.204000]  [<ffffffff8103e0b5>] warn_slowpath_common+0x75/0xb0
> [    0.208000]  [<ffffffff8103e1b5>] warn_slowpath_null+0x15/0x20
> [    0.212000]  [<ffffffff816b8f84>] setup_local_APIC+0x169/0x24b
> [    0.216000]  [<ffffffff81696f59>] native_smp_prepare_cpus+0x322/0x3ff
> [    0.220000]  [<ffffffff81691ce5>] kernel_init+0x57/0x1bd
> [    0.220000]  [<ffffffff81003b84>] kernel_thread_helper+0x4/0x10
> [    0.224000]  [<ffffffff81691c8e>] ? kernel_init+0x0/0x1bd
> [    0.228000]  [<ffffffff81003b80>] ? kernel_thread_helper+0x0/0x10
> [    0.232000] ---[ end trace 4eaa2a86a8e2da22 ]---
> [    0.240000]   alloc irq_desc for 33 on node 0
> [    0.240000]   alloc kstat_irqs on node 0
> [    0.240000]   alloc irq_desc for 35 on node 0
> [    0.240000]   alloc kstat_irqs on node 0
> [    0.240000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
> [    0.280000] CPU0: Intel QEMU Virtual CPU version 0.12.3 stepping 03
> [    0.400000] NMI watchdog failed to create perf event on cpu0:
> ffffffffffffffed
> [    0.412000] Booting Node   0, Processors  #1 Ok.
> [    0.052000] ------------[ cut here ]------------
> [    0.052000] WARNING: at arch/x86/kernel/apic/apic.c:1238
> setup_local_APIC+0x169/0x24b()
> [    0.052000] Hardware name: Bochs
> [    0.052000] Pid: 0, comm: kworker/0:0 Tainted: G        W   2.6.35-tinux+ #85
> [    0.052000] Call Trace:
> [    0.052000]  [<ffffffff8103e0b5>] warn_slowpath_common+0x75/0xb0
> [    0.052000]  [<ffffffff8103e1b5>] warn_slowpath_null+0x15/0x20
> [    0.052000]  [<ffffffff816b8f84>] setup_local_APIC+0x169/0x24b
> [    0.052000]  [<ffffffff816b8621>] start_secondary+0x113/0x257
> [    0.052000] ---[ end trace 4eaa2a86a8e2da23 ]---
> [    0.528000] NMI watchdog failed to create perf event on cpu1:
> ffffffffffffffed
> [    0.536000] Brought up 2 CPUs
> [    0.540000] Total of 2 processors activated (2490.36 BogoMIPS).



  reply	other threads:[~2010-08-23 23:59 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-17 18:09 WARNING: at arch/x86/kernel/apic/apic.c:1238 setup_local_APIC+0x169/0x24b() Tharindu Rukshan Bamunuarachchi
2010-08-23 21:21 ` Marcelo Tosatti [this message]
2010-08-24  3:14   ` Tharindu Rukshan Bamunuarachchi
2010-08-24 13:22     ` Marcelo Tosatti
2010-08-24 15:11       ` Tharindu Rukshan Bamunuarachchi
2010-08-24 15:41       ` Tharindu Rukshan Bamunuarachchi

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