Re: Re: some old xl bugs

[Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>]

On Thu, May 26, 2011 at 04:21:23PM +0100, Stefano Stabellini wrote:
> thanks for the remainder
> 
> On Thu, 26 May 2011, Zhang, Yang Z wrote:
> > Hi Stefano
> > 
> > Here is some xl related bugs which opened for long time and I didn't see anyone working on them. I retest them with latest xen upstream and all of them are still exist.
> > 
> > 1. [XL]Fail to create multi-guests with NIC assigned
> > http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1761
> > xm don't have the issue.
> > 
> 
> from the logs:
> 
> *** glibc detected *** xl: malloc(): memory corruption (fast):
> 
> it appears to be triggered by libxl_domain_create_new.
> Could you please add some more debug messages to xl and libxl to find
> out exactly what causes the memory corruption?
> 
> 
> > 3. [XL]"xl vcpu-set" causes dom0 crash or panic                    
> > http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1730
> > This is a regression which I found during Xen 4.1 release cycle testing.
> 
> This one is pretty bad. Konrad, I have the feeling somebody else
> reported a similar bug recently... 

I did. But I think you fixed it initially, and then later on tglrx
accepted the patch to fix this for good in generic.

I can't reproduce it anymore on 2.6.39.