kernel bug in "Drop WIMG in favour of new constants"?

[Michael Ellerman]

On Wed, 2016-06-15 at 21:33 -0700, Darrick J. Wong wrote:

> Hi Aneesh,
> 
> I noticed when trying out 4.7-rc3 on qemu-2.5 that the kernel no longer
> boots.  4.6 booted just fine, so I bisected the kernel to the commit
> 30bda41aba4efb2370c97e2cbe7385de93ccc372, which is "powerpc/mm: Drop WIMG in
> favour of new constants".  The changelog suggests that the KVM changes need
> closer review, and here's an actual crash:
> 
> (I can send libvirt's machine xml, .config, and full dmesg if that helps.)

Yes please.

I'm successfully booting 4.7-rc's on qemu (2.5.0 (Debian 1:2.5+dfsg-5ubuntu10.1)).

cheers