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Re: [Xen-devel] Stock 2.6.27 kernel hanging on WP test

On 10/08/09 15:32, Jeremy Fitzhardinge wrote:
> When I boot Fedora 9 with a stock 32-bit-PAE kernel, it's
> hanging forever in the WP test.  I'm running current xen-unstable
> 1d7221667204.
> Another kernel (I think non-PAE this time) complained that the WP test
> failed (ie, supervisor was allowed to write to a RO page without fault).
> The previous version of Xen I tried (only a couple of days ago), crashed
> with "(XEN) Assertion 'v->arch.paging.mode' failed at multi.c:4069" when
> starting the same domain, but I'm not sure if it got to the same point.

Oh, I guess I should have pointed out this is an HVM domain.  PV is no

A 64-bit HVM Linux guest seems to die very quickly, but I'm not sure
where its dying (I don't think 64-bit kernels bother testing for WP, so
it could be another crash with the same root cause).


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