make sure you add --dns-loop-detect to the command line in /etc/init.d/dnsmasq (I added a line with 'DNSMASQ_OPTS="$DNSMASQ_OPTS --dns-loop-detect"') or you still get cycling after a non-existent host is queried, just not 100% cpu utilization like when both dnsmasq and resolved are running at the same time. In this case, loop detect actually works though.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to resolvconf in Ubuntu. https://bugs.launchpad.net/bugs/1688364 Title: Non existent host causes 100% cpu utilization by systemd-resolved and dnsmasq Status in dnsmasq package in Ubuntu: Incomplete Status in network-manager package in Ubuntu: New Status in resolvconf package in Ubuntu: New Bug description: May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] googletagservices.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded googletagservices.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] googletagservices.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded googletagservices.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] googletagservices.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded googletagservices.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] googletagservices.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded googletagservices.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] googletagservices.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded googletagservices.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] googletagservices.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded googletagservices.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] googletagservices.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded googletagservices.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 May 04 13:32:07 cannon-fodder dnsmasq[8101]: forwarded cf.shareasimage.com to 127.0.0.53 May 04 13:32:07 cannon-fodder dnsmasq[8101]: query[A] cf.shareasimage.com from 127.0.0.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dnsmasq/+bug/1688364/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp