Re: port-xen/33093: dom0 reboots when domU destroyed in non-shutdown state

[Jason White <jdwhite%jdwhite.org@localhost>]

On Fri, Mar 17, 2006 at 03:53PM +0100, Manuel Bouyer wrote:
>You don't see any message from either the dom0 kernel or Xen on
>the serial console when this happens ? That's very stange and suggests that
>the reboot is not caused by software. Myabe the PCI device manages to
>send a hardware reset to the CPU ...

  Now that dom0 is on serial console I was able to see this:

----------- 8< ------------ 8< ------------

(XEN) BUG at domain.c:144
(XEN) CPU:    0
(XEN) EIP:    0808:[<fc505c70>]      
(XEN) EFLAGS: 00011296
(XEN) eax: fc545454   ebx: fc57d9e0   ecx: 00000000   edx: 00000018
(XEN) esi: 000e0002   edi: 00000800   ebp: c6b96024   esp: fc503f8c
(XEN) ds: 0810   es: 0810   fs: 0810   gs: 0810   ss: 0810
(XEN) Stack trace from ESP=fc503f8c:
(XEN) fc528e95 fc528ed6 00000090 000e0002 00000800 c6b96024 fc57d9e0 
[fc505c88] 
(XEN)        [fc505c80] 00000808 00001286 c067d960 00000000 67716b98 0000000b 
00000800 
(XEN)        c6b96024 67716b98 000e0002 c038cb5e 00000009 00011202 c6b95f5c 
00000011 
(XEN)        00000011 00000011 00000031 00000011 fc57d9e0 
(XEN) Call Trace from ESP=fc503f8c: [<fc505c88>] [<fc505c80>] 

****************************************
CPU0 FATAL TRAP: vector = 6 (invalid operand)
[error_code=0000]
Aieee! CPU0 is toast...
****************************************

Reboot in five seconds...

----------- 8< ------------ 8< ------------


-- 
Jason White <jdwhite%jdwhite.org@localhost>       Jabber: jdwhite(jabber.org)
http://www.jdwhite.org/~jdwhite                 jason.d.white(gmail.com)
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