Re: [Xen-devel] Reproducible system crash

[Peter Joanes <pjoanes@xxxxxxxxxxx>]

On Tuesday 15 March 2005 20:12, Ian Pratt wrote:
> Do you know if wine uses vm86 mode?
Google seems to think so.

> Can you get a serial line on the machines? 
Yes. [Actually this took a little while because I didn't realise that Xen 
manages the serial port, so the dom0 8250 module can't be loaded.]
Here's the end of the output (and I have the whole capture if that would 
help):

writev(4, [{"^\0\0\0\2\0\0\0D\0\0\0\24\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 64}, 
{"*\0", 2}], 2) = 66
read(5, "\0\0\0\0 \0\0\0\1\0\0\0 \0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 64) = 64
read(5, "n\0a\0t\0i\0v\0e\0,\0 \0b\0u\0i\0l\0t\0i\0n\0\0\0", 32) = 32
rt_sigprocmask(SIG_SETMASK, [RTMIN], NULL, 8) = 0
open("/usr/lib/wine/apphelp.dll.so", O_RDONLY) = -1 ENOENT (No such file or 
directory)
open("/usr/lib/wine/apphelp.dll.so", O_RDONLY|O_LARGEFILE) = -1 ENOENT (No 
suchfile or directory)
rt_sigprocmask(SIG_BLOCK, NULL, [RTMIN], 8) = 0
(XEN) BUG at domain.c:142
(XEN) CPU:    0
(XEN) EIP:    0808:[<fc505a0e>]
(XEN) EFLAGS: 00011296
(XEN) eax: 00000000   ebx: fc5fd9e0   ecx: 00000000   edx: 00000000
(XEN) esi: 000e0003   edi: c010a960   ebp: 77acdfa0   esp: fc503f9c
(XEN) ds: 0810   es: 0810   fs: 0810   gs: 0810   ss: 0810
(XEN) Stack trace from ESP=fc503f9c:
(XEN) fc52a478 fc52a4ce 0000008e 000e0003 [fc505930] fc5fd9e0 000e0003 
77ef5ca4
(XEN)        0000007b 00000000 ffffffff c010a960 77acdfa0 ffffffff 000e0003 
c010990a
(XEN)        00000061 00011296 d2278000 00000069 0000007b 0000007b 0000003b 
00000033
(XEN)        fc5fd9e0
(XEN) Call Trace from ESP=fc503f9c: [<fc505930>]

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

Reboot in five seconds...



-       Peter.


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