Re: [Xen-devel] qemu-3.4-testing problems...

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

Stefano or IanJ may have some ideas. At least not *that* many patches have
been applied to qemu.

 -- Keir

On 22/10/2009 21:14, "Mark Johnson" <johnson.nh@xxxxxxxxx> wrote:

> FYI...
> 
> We have a user who's 64-bit Windows 2k8 guest consistently
> cores qemu-dm with the latest qemu-3.4-testing.git bits.
> I haven't been able to reproduce it with Linux (HVM), Solaris(HVM), or a
> 64-bit Windows 2k8 guest. Not sure what's different about his guest.
> 
> I was able to have him backout the recent changes pushed on 10/20
> (with no other changes) and his guest no longer crashes...
> 
> Anyone else seeing similar problems?
> 
> 
> 
> MRJ
> 
> 
> 
> pstack /var/cores/core.qemu-dm.8061
> core '/var/cores/core.qemu-dm.8061' of 8061:    /usr/lib/xen/bin/qemu-dm
> -d 7 -domain-name titan -videoram 4 -k de -vn
> -----------------  lwp# 1 / thread# 1  --------------------
>  000000000094a640 ???????? ()
>  000000000046d5a2 main_loop_wait () + 2e2
>  00000000004ceb6a main_loop () + ba
>  000000000046f3db main () + 1bdb
>  0000000000469f9c _start () + 6c
> -----------------  lwp# 2 / thread# 2  --------------------
>  00007fffff23bd1a __read () + a
>  00007ffffe1b3306 read_all () + 26
>  00007ffffe1b35d8 read_message () + 48
>  00007ffffe1b45f8 read_thread () + 18
>  00007fffff232b34 _thrp_setup () + bc
>  00007fffff232df0 _lwp_start ()
> -----------------  lwp# 3 / thread# 3  --------------------
>  00007fffff232e37 __lwp_park () + 17
>  00007fffff22c1e0 cond_wait_queue () + 68
>  00007fffff22c649 cond_wait_common () + 1e1
>  00007fffff22c903 __cond_timedwait () + ab
>  00007fffff22c94f cond_timedwait () + 27
>  00007fffff22c981 pthread_cond_timedwait () + 9
>  00000000004782e8 aio_thread () + 178
>  00007fffff232b34 _thrp_setup () + bc
>  00007fffff232df0 _lwp_start ()
> 
> 
>> mdb /var/cores/core.qemu-dm.7331
> 
> Loading modules: [ libc.so.1 ld.so.1 ]
>>> $c
> 0x94a640()
> main_loop_wait+0x2e2()
> main_loop+0xba()
> main+0x1bdb()
> _start+0x6c()
>>> $q
> 
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