[Xen-users] DomU crashes after live migration

[ml ml <mliebherr99@xxxxxxxxxxxxxx>]

Hello List,

my Debian Lenny DomU sometimes crashes after a live migration. Here is
what i get on the console:

WARNING: at arch/x86/kernel/microcode_core.c:453 mc_sysdev_resume+0x28/0x52()
Pid: 4, comm: migration/0 Not tainted 2.6.35.4 #5
Call Trace:
 [<ffffffff81039fec>] ? warn_slowpath_common+0x73/0x87
 [<ffffffff81068701>] ? cpu_stopper_thread+0x13d/0x16e
 [<ffffffff810244a9>] ? mc_sysdev_resume+0x28/0x52
 [<ffffffff8126596c>] ? __sysdev_resume+0x68/0xb5
 [<ffffffff81265a15>] ? sysdev_resume+0x5c/0x97
 [<ffffffff811fc99e>] ? xen_suspend+0xb8/0xbe
 [<ffffffff810687a5>] ? stop_machine_cpu_stop+0x73/0xa9
 [<ffffffff81068732>] ? stop_machine_cpu_stop+0x0/0xa9
 [<ffffffff810686a7>] ? cpu_stopper_thread+0xe3/0x16e
 [<ffffffff8138d0d7>] ? schedule+0x4f4/0x5be
 [<ffffffff810685c4>] ? cpu_stopper_thread+0x0/0x16e
 [<ffffffff8104cd69>] ? kthread+0x75/0x7d
 [<ffffffff810097a4>] ? kernel_thread_helper+0x4/0x10
 [<ffffffff81008ba3>] ? int_ret_from_sys_call+0x7/0x1b
 [<ffffffff8138ee9d>] ? retint_restore_args+0x5/0x6
 [<ffffffff810097a0>] ? kernel_thread_helper+0x0/0x10
---[ end trace f89d7f3ec5f33611 ]---
PM: early resume of devices complete after 0.001 msecs
PM: resume of devices complete after 0.001 msecs


My Dom0 is Debian Squeeze with a 2.6.32.24-pvops kernel.

Any idea?

Thanks,
Mario

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