Bug#511963: linux-image-2.6.26-1-xen-amd64: xen + tg3 + ipv6 = WARNING: at net/core/dev.c:1457 skb_gso_segment+0x88/0x1af()

2009-01-18 Thread Ian Campbell
On Sun, 2009-01-18 at 02:59 +0100, Hans van Kranenburg wrote: Some additional info: I can only reproduce the WARNING: at net/core/dev.c:1457 skb_gso_segment+0x88/0x1af() when directly logging into the dom0 host using a IPv6 and SSH *before* any domU is started yet :| net/core/dev.c:1457

Bug#511963: linux-image-2.6.26-1-xen-amd64: xen + tg3 + ipv6 = WARNING: at net/core/dev.c:1457 skb_gso_segment+0x88/0x1af()

2009-01-18 Thread Hans van Kranenburg
Ian, thanks for the reply. Based on your you suggestions, I did some further research on this issue, as I don't yet know much about the details of checksum offloading, GSO and other stuff in combination with bridging. From dmesg: [4.069406] eth0: Tigon3 [partno(BCM95704A6) rev 2100

Bug#511963: linux-image-2.6.26-1-xen-amd64: xen + tg3 + ipv6 = WARNING: at net/core/dev.c:1457 skb_gso_segment+0x88/0x1af()

2009-01-17 Thread Hans van Kranenburg
Some additional info: I can only reproduce the WARNING: at net/core/dev.c:1457 skb_gso_segment+0x88/0x1af() when directly logging into the dom0 host using a IPv6 and SSH *before* any domU is started yet :| I also tried copying several test files with scp, to generate network traffic, but I

Bug#511963: linux-image-2.6.26-1-xen-amd64: xen + tg3 + ipv6 = WARNING: at net/core/dev.c:1457 skb_gso_segment+0x88/0x1af()

2009-01-17 Thread Hans van Kranenburg
Hans van Kranenburg wrote: Furthermore, when starting a domU (also using 2.6.26-12), SSH-ing into the domU, whether it's over IPv4 of IPv6, it does not trigger the warnings again in the domU or dom0 console. After shutting down the domU no more warnings occur, even when messing around at