Re: [Xen-devel] Re: some old xl bugs

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Thu, 26 May 2011, Konrad Rzeszutek Wilk wrote:
> 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.
> 

I thought it was that bug, I am glad is gone. We should probably submit
one of the two fixes to Jeremy's tree.

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