Re: guest patched with pax causes "set_cr0: 0xffff88000[...] #GP, reserved bits 0x8004003?" flood on host

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On 11 Mar 2010 at 8:44, Avi Kivity wrote:

> On 03/10/2010 06:17 PM, Antoine Martin wrote:
> > Hi,
> >
> > I've updated my host kernel headers to 2.6.33, rebuilt glibc (and the 
> > base system), rebuilt kvm.
> > ... and now I get hundreds of those in dmesg on the host when I start 
> > a guest kernel that worked fine before. (2.6.33 + pax patch v5)
> >  set_cr0: 0xffff88000ec29d58 #GP, reserved bits 0x80040033
> >  set_cr0: 0xffff88000f3cdb38 #GP, reserved bits 0x8004003b
> >  set_cr0: 0xffff88000f3dbc88 #GP, reserved bits 0x80040033
> >  set_cr0: 0xffff88000f83b958 #GP, reserved bits 0x8004003b
> 
> The guest is clearly confused.  Can you bisect kvm to find out what 
> introduced this problem?

i screwed up the paravirt register clobbers, don't worry about it.

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