On Wed, Jan 07, 2015 at 11:58:00PM +0300, Sergei Shtylyov wrote: > Hello. > > On 01/07/2015 11:55 AM, Michael S. Tsirkin wrote: > > >commit 8b38694a2dc8b18374310df50174f1e4376d6824 > > vhost/net: virtio 1.0 byte swap > >had this chunk: > >- heads[headcount - 1].len += datalen; > >+ heads[headcount - 1].len = cpu_to_vhost32(vq, len - datalen); > > >This adds datalen with the wrong sign, causing guest panics. > > >Fixes: 8b38694a2dc8b18374310df50174f1e4376d6824 > > The format of this tag assumes 12-digit SHA1 hash and the commit > description enclosed in parens and double quotes. See > Documentation/SubmittingPatches. > > >Reported-by: Alex Williamson <alex.williamson@xxxxxxxxxx> > >Suggested-by: Greg Kurz <gkurz@xxxxxxxxxxxxxxxxxx> > >Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx> > > WBR, Sergei I pushed the patches to Linus unfortunately - there's some urgency since many people are hitting the bug. Will do my best to do it right next time. -- MST -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html