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
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Reported-by: Alex Williamson <alex.williamson@xxxxxxxxxx> Suggested-by: Greg Kurz <gkurz@xxxxxxxxxxxxxxxxxx> Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
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