Crash is seen if you have netns in the compute like SNAT or lbaaas with the default kernel of the os. In this case it was 4.4.0-31-generic
cat /etc/lsb-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=14.04 DISTRIB_CODENAME=trusty DISTRIB_DESCRIPTION="Ubuntu 14.04.5 LTS"
Crash is seen if you have netns in the compute like SNAT or lbaaas with the default kernel of the os.
In this case it was 4.4.0-31-generic
cat /etc/lsb-release RELEASE= 14.04 CODENAME= trusty DESCRIPTION= "Ubuntu 14.04.5 LTS"
DISTRIB_ID=Ubuntu
DISTRIB_
DISTRIB_
DISTRIB_