Re: [Xen-devel] XEN 4.1.2 and kernel 3.4.7

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 01.08.12 at 09:49, "Dipl.-Ing. Thomas Wagner" <t.wagner@xxxxxxxx> wrote:
> Aug  1 05:52:08 zeus kernel: INFO: rcu_bh self-detected stall on CPU { 3} 
> (t=0 jiffies)
> Aug  1 05:52:08 zeus kernel: Pid: 0, comm: swapper/3 Not tainted
> 3.4.7-4-xen #1
> Aug  1 05:52:08 zeus kernel: Call Trace:
> Aug  1 05:52:08 zeus kernel: <IRQ>  [<ffffffff81096841>] ?
> __rcu_pending+0x1a1/0x4b0
> Aug  1 05:52:08 zeus kernel: [<ffffffff8106f150>] ?
> tick_init_highres+0x10/0x10
> Aug  1 05:52:08 zeus kernel: [<ffffffff8109771b>] ?
> rcu_check_callbacks+0xbb/0xd0
> Aug  1 05:52:08 zeus kernel: [<ffffffff81042c9f>] ?
> update_process_times+0x3f/0x80
> Aug  1 05:52:08 zeus kernel: [<ffffffff8106f1a4>] ?
> tick_sched_timer+0x54/0x130
> Aug  1 05:52:08 zeus kernel: [<ffffffff81055469>] ?
> __run_hrtimer.isra.34+0x59/0xf0
> Aug  1 05:52:08 zeus kernel: [<ffffffff81055aac>] ?
> hrtimer_interrupt+0xec/0x230
> Aug  1 05:52:08 zeus kernel: [<ffffffff81006caa>] ?
> xen_timer_interrupt+0x2a/0x1a0
> Aug  1 05:52:08 zeus kernel: [<ffffffff810422b3>] ? cascade+0x73/0x90
> Aug  1 05:52:08 zeus kernel: [<ffffffff81090fea>] ?
> handle_irq_event_percpu+0x3a/0x150
> Aug  1 05:52:08 zeus kernel: [<ffffffff8109403f>] ?
> handle_percpu_irq+0x3f/0x70
> Aug  1 05:52:08 zeus kernel: [<ffffffff8103d23d>] ? __do_softirq+0xbd/0x130
> Aug  1 05:52:08 zeus kernel: [<ffffffff811f35f4>] ?
> __xen_evtchn_do_upcall+0x194/0x240
> Aug  1 05:52:08 zeus kernel: [<ffffffff811f55f2>] ?
> xen_evtchn_do_upcall+0x22/0x40
> Aug  1 05:52:08 zeus kernel: [<ffffffff813244ee>] ?
> xen_do_hypervisor_callback+0x1e/0x30
> Aug  1 05:52:08 zeus kernel: <EOI>  [<ffffffff810013aa>] ?
> hypercall_page+0x3aa/0x1000
> Aug  1 05:52:08 zeus kernel: [<ffffffff810013aa>] ?
> hypercall_page+0x3aa/0x1000
> Aug  1 05:52:08 zeus kernel: [<ffffffff81006afc>] ? xen_safe_halt+0xc/0x20
> Aug  1 05:52:08 zeus kernel: [<ffffffff81012453>] ? default_idle+0x23/0x40
> Aug  1 05:52:08 zeus kernel: [<ffffffff81012e86>] ? cpu_idle+0xa6/0xc0
> 
> 
> Im am using a HP DL585 G2 running openSuse 12.1.

Yet the above trace appears to be from a pv-ops kernel, which
12.1 doesn't include (nor does it ship a 3.4-based kernel in the
first place). Please provide complete, consistent information.

Jan


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