Can confirm this bug also hits Noble, same error message in kube-proxy pod as noted by @fredrik-liv.
E0501 06:25:56.309970 1 proxier.go:1564] "Failed to execute iptables-restore" err=< exit status 2: Warning: Extension MARK revision 0 not supported, missing kernel module? ip6tables-restore v1.8.9 (nf_tables): unknown option "--xor-mark" Error occurred at line: 17 Try `ip6tables-restore -h' or 'ip6tables-restore --help' for more information. > ipFamily="IPv6" -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2091990 Title: ovs/linuxbridge jobs running on ubuntu jammy broken with latest kernel 5.15.0-127.137 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2091990/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs