Public bug reported: DNS resolution stopped working all of a sudden.
This is the only clue I've got, not sure what it means. systemctl restart network-manager appears to fix the issue. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[1]: Stopping User Manager for UID 113... Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopping D-Bus User Message Bus... Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopped target Default. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopping Virtual filesystem service... Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopped D-Bus User Message Bus. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopped Virtual filesystem service. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopped target Basic System. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopped target Sockets. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopped target Paths. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Stopped target Timers. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Closed D-Bus User Message Bus Socket. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Reached target Shutdown. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Starting Exit the Session... Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19918]: Received SIGRTMIN+24 from PID 20775 (kill). Jun 18 21:53:07 nico-lenovo-ubuntu systemd[19919]: pam_unix(systemd-user:session): session closed for user lightdm Jun 18 21:53:07 nico-lenovo-ubuntu systemd[1]: user@113.service: Killing process 20775 (kill) with signal SIGKILL. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[1]: Stopped User Manager for UID 113. Jun 18 21:53:07 nico-lenovo-ubuntu systemd[1]: Removed slice User Slice of lightdm. ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: systemd 231-9ubuntu4 ProcVersionSignature: Ubuntu 4.8.0-52.55-lowlatency 4.8.17 Uname: Linux 4.8.0-52-lowlatency x86_64 ApportVersion: 2.20.3-0ubuntu8.3 Architecture: amd64 CurrentDesktop: XFCE Date: Sun Jun 18 22:03:40 2017 InstallationDate: Installed on 2016-10-20 (241 days ago) InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2) MachineType: LENOVO 20FBCTO1WW ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.8.0-52-lowlatency root=UUID=9c48fc00-9dd5-45e9-8cd1-edbb5d1b8818 ro quiet splash vt.handoff=7 SourcePackage: systemd UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/02/2016 dmi.bios.vendor: LENOVO dmi.bios.version: N1FET43W (1.17 ) dmi.board.asset.tag: Not Available dmi.board.name: 20FBCTO1WW dmi.board.vendor: LENOVO dmi.board.version: SDK0J40697 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrN1FET43W(1.17):bd08/02/2016:svnLENOVO:pn20FBCTO1WW:pvrThinkPadX1Carbon4th:rvnLENOVO:rn20FBCTO1WW:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone: dmi.product.name: 20FBCTO1WW dmi.product.version: ThinkPad X1 Carbon 4th dmi.sys.vendor: LENOVO ** Affects: systemd (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug yakkety -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/1698688 Title: DNS resolution stopped working suddenly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1698688/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs