Re: [Xen-users] XEN 4.3.0 Complete Crash on Kernel vmlinuz-3.2.0-4-amd64

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Tue, Aug 20, 2013 at 03:19:28PM +0200, Maik Brauer wrote:
> Hello,
> 
> I have installed the new version XEN 4.3.0 from the Source packages from the 
> xen homepage with Debian 7.1 Dom0.
> After some time (approx. 6 days) the whole machine crashes, with all the 
> Domains (DomU) running on it.
> 
> -rw-r--r--  1 root root 2.8M Jun  9 20:35 vmlinuz-3.2.0-4-amd64
> -rw-r--r--  1 root root 127K Jun  9 20:47 config-3.2.0-4-amd64
> -rw-r--r--  1 root root 2.1M Jun  9 20:47 System.map-3.2.0-4-amd64
> drwx------  2 root root  16K Jul 27 23:19 lost+found
> -rw-r--r--  1 root root  12M Jul 27 23:19 initrd.img-3.2.0-4-amd64
> -rw-r--r--  1 root root  16M Jul 28 00:07 xen-syms-4.3.0
> -rw-r--r--  1 root root 814K Jul 28 00:07 xen-4.3.0.gz
> 
> 
> Just a hardware reset will bring up the machine again. The logs are not 
> showing that much information, which could lead to the issue.
> What can I do here in order to find the root cause. This XEN machine is not 
> usable, due the fact that it can crash suddenly.
> Find attached a screenshot from the console.
> Thanks a lot for any helpful answer in advance.
> 

The stack trace in your photo is just a portion of the whole thing. The
most interesting bit would be the upper part of the stacktrace which
includes various infomation.

If you have a serial console it would be handy. Please refer to
http://wiki.xen.org/wiki/Xen_Serial_Console
on how to configure serial console.

Wei.

> Cheers,
> Maik
> 
> 

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> Xen-users@xxxxxxxxxxxxx
> http://lists.xen.org/xen-users


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