[Xen-bugs] [Bug 1066] New: irqbalance causes BUG on dom0

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1066

           Summary: irqbalance causes BUG on dom0
           Product: Xen
           Version: unstable
          Platform: IA64
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Unspecified
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: aron@xxxxxx


I installed irqbalance on my Debian dom0 system.  It causes this bug on dom0:

BUG: warning at
/home/agriffis/work/xen/xencons/linux-2.6.18-xen.hg/kernel/irq/migration.c:27/move_native_irq()

Call Trace:
 [<a00000010001d760>] show_stack+0x40/0xa0
                                sp=e0000001bf7bf9f0 bsp=e0000001bf7b91c8
 [<a00000010001d7f0>] dump_stack+0x30/0x60
                                sp=e0000001bf7bfbc0 bsp=e0000001bf7b91b0
 [<a0000001000e0df0>] move_native_irq+0xd0/0x360
                                sp=e0000001bf7bfbc0 bsp=e0000001bf7b9178
 [<a0000001006d4520>] ack_dynirq+0x40/0x100
                                sp=e0000001bf7bfbc0 bsp=e0000001bf7b9158
 [<a0000001000dbce0>] __do_IRQ+0x100/0x420
                                sp=e0000001bf7bfbc0 bsp=e0000001bf7b9110
 [<a0000001006d50e0>] evtchn_do_upcall+0x1c0/0x320
                                sp=e0000001bf7bfbc0 bsp=e0000001bf7b9078
 [<a000000100068d20>] xen_event_callback+0x380/0x3c0
                                sp=e0000001bf7bfbc0 bsp=e0000001bf7b9078

This loops continuously, preventing the system from doing anything further. 
This particular output is from 15764:c221bb40b5fd in August, but it still
happens with tip


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