On Fri, Feb 27, 2015 at 7:13 PM, Chris Dunlop <ch...@onthe.net.au> wrote:
> On Fri, Feb 27, 2015 at 11:08:21AM -0800, Pravin Shelar wrote: > > On Thu, Feb 26, 2015 at 9:13 PM, Chris Dunlop <ch...@onthe.net.au> > wrote: > > > Hi, > > > > > > "Me too" on Simon's BUG() described below (apologies for the top post). > > > Basically: > > > > > > [ 7318.409796] kernel BUG at net/core/skbuff.c:1041! > > > ... > > > [ 7318.591562] RIP: 0010:[<ffffffff813eb634>] [<ffffffff813eb634>] > pskb_expand_head+0x234/0x270 > > > ... > > > [ 7318.705710] [<ffffffff813eb6fc>] __pskb_pull_tail+0x4c/0x330 > > > [ 7318.711571] [<ffffffff813f8ca7>] skb_checksum_help+0x147/0x1a0 > > > [ 7318.717599] [<ffffffffa07de8b0>] > queue_userspace_packet+0x3f0/0x440 [openvswitch] > > > > > > I've hit this BUG() several times within hours or days of running on > v3.14.27 > > > and v3.14.33, whereas the box previously ran for months on v3.10.33 > without an > > > issue. > > > > > > > Can you reproduce this bug on hypervisor to hypervisor test without any > VMs? > > The thought just struck me: my two crashes were when all my VMs > were on the one hypervisor, i.e. there was no OVS traffic > between the hypervisors. > VM to VM on the same hypervisor still goes through OVS, just not via cross-machine VXLAN tunnels. In this case, vhost is more suspicious... _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
