Re: [3.15-rc3] Bisected: xen-netback mangles packets between two guests on a bridge since merge of "TX grant mapping with SKBTX_DEV_ZEROCOPY instead of copy" series.
From: Zoltan Kiss <hidden>
Date: 2014-05-06 17:13:47
On 06/05/14 18:07, Steven Haigh wrote:
On a related note, I'm seeing this on an Arch Linux DomU and kernel 3.14.2. Its running aria2c bit torrent client. The Dom0 is EL6 with Xen 4.2.4 / 3.14.2 kernel. I also lodged this on the Arch bug tracker: https://bugs.archlinux.org/task/40244 In a nutshell, I see: [ 7432.398096] xen_netfront: xennet: skb rides the rocket: 19 slots [ 7434.270870] xen_netfront: xennet: skb rides the rocket: 19 slots [ 7434.782199] xen_netfront: xennet: skb rides the rocket: 19 slots [ 7435.184794] xen_netfront: xennet: skb rides the rocket: 19 slots [ 7437.530677] xen_netfront: xennet: skb rides the rocket: 19 slots [ 7437.973905] xen_netfront: xennet: skb rides the rocket: 19 slots [ 7438.383947] xen_netfront: xennet: skb rides the rocket: 19 slots
Can you also see packet corruption? You can find a testfile generator in Sander's mail, downloading from an Apache server with wget seems to be OK. Zoli