Re: [kvm-devel] guest crash on 2.6.20-rc4

2007-01-11 Thread Avi Kivity
Roland Dreier wrote: > >if (is_writeble_pte(*shadow_ent)) > > - return 0; > > + return 1; > > With this patch, it looks like my guest is surviving the load that > triggered the oops before. So I think this fixes the issue I saw as well. > I assume you'll send this in for 2

Re: [kvm-devel] guest crash on 2.6.20-rc4

2007-01-10 Thread Roland Dreier
> if (is_writeble_pte(*shadow_ent)) > -return 0; > +return 1; With this patch, it looks like my guest is surviving the load that triggered the oops before. So I think this fixes the issue I saw as well. I assume you'll send this in for 2.6.20? - R. -

Re: [kvm-devel] guest crash on 2.6.20-rc4

2007-01-10 Thread Roland Dreier
> I've managed to reproduce a bug with similar characteristics: a write > fault into a present, writable kernel page. The attached patch should > fix it. Sorry for the delay in continuing this thread. Anyway, the oops seems to be pretty reproducible by running the makewhatis and locate db upd

Re: [kvm-devel] guest crash on 2.6.20-rc4

2007-01-09 Thread Avi Kivity
Roland Dreier wrote: I'm running a 64-bit Fedora 6 install as a guest on a host running 2.6.20-rc4 with the kvm-10 userspace release. The CPU is a Xeon 5160 and I have 6 GB of RAM. The guest is given 512 MB of memory. I left the guest idle overnight, and the makewhatis cron job seems to have t

Re: [kvm-devel] guest crash on 2.6.20-rc4

2007-01-09 Thread Avi Kivity
Roland Dreier wrote: > I'm running a 64-bit Fedora 6 install as a guest on a host running > 2.6.20-rc4 with the kvm-10 userspace release. The CPU is a Xeon 5160 > and I have 6 GB of RAM. The guest is given 512 MB of memory. I left > the guest idle overnight, and the makewhatis cron job seems to

[kvm-devel] guest crash on 2.6.20-rc4

2007-01-08 Thread Roland Dreier
I'm running a 64-bit Fedora 6 install as a guest on a host running 2.6.20-rc4 with the kvm-10 userspace release. The CPU is a Xeon 5160 and I have 6 GB of RAM. The guest is given 512 MB of memory. I left the guest idle overnight, and the makewhatis cron job seems to have triggered this: Una