Thanks for figuring this out, Joe! Acked-by: Jarno Rajahalme <ja...@ovn.org>
> On May 4, 2016, at 6:01 PM, Joe Stringer <j...@ovn.org> wrote: > > Automatic helper assignment in conntrack can trigger an upstream bug > where namespace deletion followed by immediate unload of conntrack > helper modules may cause kernel crashes. Disable automatic helper > assignment within created namespaces to avoid this issue. > > Signed-off-by: Joe Stringer <j...@ovn.org> > --- > tests/system-common-macros.at | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/tests/system-common-macros.at b/tests/system-common-macros.at > index 2c8e2a90cc6d..52ab7ff5652f 100644 > --- a/tests/system-common-macros.at > +++ b/tests/system-common-macros.at > @@ -17,6 +17,7 @@ m4_define([ADD_NAMESPACES], > [DEL_NAMESPACES(ns) > AT_CHECK([ip netns add ns || return 77]) > on_exit 'DEL_NAMESPACES(ns)' > + ip netns exec ns sysctl -w > net.netfilter.nf_conntrack_helper=0 > ]) > ] > ) > -- > 2.1.4 > _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
