Connectivity check appears to sometimes freeze the entire NetworkManager process
I currently find myself in a location with a flaky wireless network where the WAN link comes and goes, and a more stable mobile broadband connectivity. Since the mobile broadband quota is limited, I want to use the wireless when it is working, but quickly fall back on mobile broadband when necessary. To that end, I am using frequent connectivity checks, and that works really well:
[:~] $ cat /etc/NetworkManager/conf.d/connectivity.conf
[connectivity]
interval=5
I have, however, noticed that occasionally NM freezes completely. One symptom of this is that nmcli
commands fails like this:
[:~] $ nmcli radio
Error: Could not create NMClient object: Timeout was reached.
To make matters worse, it appears that the NetworkManager KDE Plasma applet performs synchronous calls to NetworkManager. When NetworkManager does not respond, the entire KDE Plasma interface freezes as well. It eventually thaws, but it is not a very good user experience.
I suspected these freezes were related to (failing) connectivity checks, so I grabbed the debug-level logs from a couple of incidents below. I've noted where the freeze happens, it is very obvious - no log lines output for ~40 seconds, which is essentially unheard of during normal operation with debug-level logging enabled.
I am using NetworkManager-1.20.10-1.fc31.x86_64.
Incident 1:
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6318] connectivity: (wwp0s20f0u3c3,IPv4,83748) start request to 'http://fedoraproject.org/static/hotspot.txt' (try resolving 'fedoraproject.org' using systemd-resolved)
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6320] connectivity: (wwp0s20f0u3c3,IPv6,83749) start request to 'http://fedoraproject.org/static/hotspot.txt' (try resolving 'fedoraproject.org' using systemd-resolved)
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6320] connectivity: (p2p-dev-wlp2s0,IPv4,83750) start fake request (fake result)
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6320] connectivity: (p2p-dev-wlp2s0,IPv6,83751) start fake request (fake result)
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6320] connectivity: (enp0s31f6,IPv4,83752) skip connectivity check due to no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6321] connectivity: (virbr0-nic,IPv6,83753) skip connectivity check due to no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6321] connectivity: (virbr0-nic,IPv4,83754) skip connectivity check due to no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6321] connectivity: (virbr0,IPv6,83755) skip connectivity check due to no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6321] connectivity: (cloudops,IPv4,83756) skip connectivity check due to no global route configured
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6323] connectivity: (wlp2s0,IPv6,83757) start request to 'http://fedoraproject.org/static/hotspot.txt' (try resolving 'fedoraproject.org' using systemd-resolved)
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6323] connectivity: (virbr0,IPv4,83758) skip connectivity check due to no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6323] connectivity: (enp0s31f6,IPv6,83759) skip connectivity check due to no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6323] connectivity: (p2p-dev-wlp2s0,IPv4,83750) check completed: FAKE; fake result
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6324] connectivity: (p2p-dev-wlp2s0,IPv6,83751) check completed: FAKE; fake result
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6324] connectivity: (enp0s31f6,IPv4,83752) check completed: NONE; no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6324] connectivity: (virbr0-nic,IPv6,83753) check completed: NONE; no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6324] connectivity: (virbr0-nic,IPv4,83754) check completed: NONE; no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6324] connectivity: (virbr0,IPv6,83755) check completed: NONE; no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6324] connectivity: (cloudops,IPv4,83756) check completed: LIMITED; no global route configured
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6324] connectivity: (virbr0,IPv4,83758) check completed: NONE; no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6325] connectivity: (enp0s31f6,IPv6,83759) check completed: NONE; no carrier
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.6337] connectivity: (wlp2s0,IPv6,83757) check completed: LIMITED; check failed: (7) Couldn't connect to server
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.9574] platform-linux: do-request-link: 4
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.9576] platform: (wlp2s0) signal: link changed: 4: wlp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 wifi? init addrgenmode none addr F8:59:71:0C:39:2E brd FF:FF:FF:FF:FF:FF driver iwlwifi rx:472011,270889719 tx:454520,225872763
mars 31 10:44:05 sloth.fud.no NetworkManager[1268]: <debug> [1585644245.9576] device[0x5601a17de0a0] (wlp2s0): queued link change for ifindex 4
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4790] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4790] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.4791] manager: unknown auth chain result 0
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.8837] connectivity: (cloudops,IPv6,83760) start request to 'http://fedoraproject.org/static/hotspot.txt' (try resolving 'fedoraproject.org' using systemd-resolved)
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.8859] connectivity: (cloudops,IPv6,83760) can't resolve a name via systemd-resolved: GDBus.Error:org.freedesktop.resolve1.NoNameServers: No appropriate name servers or networks for name found
mars 31 10:44:06 sloth.fud.no NetworkManager[1268]: <debug> [1585644246.9073] connectivity: (wwp0s20f0u3c3,IPv4,83748) can't resolve a name via systemd-resolved: GDBus.Error:org.freedesktop.resolve1.InvalidReply: Received invalid reply
mars 31 10:44:07 sloth.fud.no NetworkManager[1268]: <debug> [1585644247.4183] connectivity: (wwp0s20f0u3c3,IPv6,83749) can't resolve a name via systemd-resolved: GDBus.Error:org.freedesktop.resolve1.InvalidReply: Received invalid reply
mars 31 10:44:07 sloth.fud.no NetworkManager[1268]: <debug> [1585644247.7325] connectivity: (wwp0s20f0u3c3,IPv4,83748) check completed: FULL; expected response
(FREEZE HERE)
mars 31 10:44:50 sloth.fud.no NetworkManager[1268]: <debug> [1585644290.9088] connectivity: (wwp0s20f0u3c3,IPv4,83734) check completed: CANCELLED; cancelled
mars 31 10:44:50 sloth.fud.no NetworkManager[1268]: <debug> [1585644290.9090] platform-linux: do-request-link: 4
mars 31 10:44:50 sloth.fud.no NetworkManager[1268]: <debug> [1585644290.9093] platform: (wlp2s0) signal: link changed: 4: wlp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 wifi? init addrgenmode none addr F8:59:71:0C:39:2E brd FF:FF:FF:FF:FF:FF driver iwlwifi rx:472081,270904339 tx:454766,225928931
mars 31 10:44:50 sloth.fud.no NetworkManager[1268]: <debug> [1585644290.9094] device[0x5601a17de0a0] (wlp2s0): queued link change for ifindex 4
mars 31 10:44:52 sloth.fud.no NetworkManager[1268]: <debug> [1585644292.0250] connectivity: (cloudops,IPv6,83718) check completed: LIMITED; timeout
mars 31 10:44:52 sloth.fud.no NetworkManager[1268]: <debug> [1585644292.0251] device[0x5601a17e4ab0] (cloudops): connectivity state changed from FULL to LIMITED
mars 31 10:44:52 sloth.fud.no NetworkManager[1268]: <debug> [1585644292.9376] connectivity: (cloudops,IPv6,83732) check completed: LIMITED; timeout
mars 31 10:44:53 sloth.fud.no NetworkManager[1268]: <debug> [1585644293.2056] connectivity: (wwp0s20f0u3c3,IPv6,83731) check completed: LIMITED; timeout
mars 31 10:44:53 sloth.fud.no NetworkManager[1268]: <debug> [1585644293.2057] device[0x5601a1876cb0] (cdc-wdm0): connectivity state changed from FULL to LIMITED
Incident 2:
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2329] connectivity: (wwp0s20f0u3c3,IPv4,84501) start request to 'http://fedoraproject.org/static/hotspot.txt' (try resolving 'fedoraproject.org' using systemd-resolved)
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2333] connectivity: (wwp0s20f0u3c3,IPv6,84502) start request to 'http://fedoraproject.org/static/hotspot.txt' (try resolving 'fedoraproject.org' using systemd-resolved)
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2338] connectivity: (wlp2s0,IPv6,84503) start request to 'http://fedoraproject.org/static/hotspot.txt' (try resolving 'fedoraproject.org' using systemd-resolved)
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2343] connectivity: (cloudops,IPv6,84504) start request to 'http://fedoraproject.org/static/hotspot.txt' (try resolving 'fedoraproject.org' using systemd-resolved)
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2344] connectivity: (p2p-dev-wlp2s0,IPv4,84505) start fake request (fake result)
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2345] connectivity: (p2p-dev-wlp2s0,IPv6,84506) start fake request (fake result)
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2345] connectivity: (enp0s31f6,IPv4,84507) skip connectivity check due to no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2346] connectivity: (virbr0-nic,IPv4,84508) skip connectivity check due to no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2347] connectivity: (virbr0-nic,IPv6,84509) skip connectivity check due to no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2347] connectivity: (cloudops,IPv4,84510) skip connectivity check due to no global route configured
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2347] connectivity: (virbr0,IPv4,84511) skip connectivity check due to no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2348] connectivity: (virbr0,IPv6,84512) skip connectivity check due to no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2348] connectivity: (enp0s31f6,IPv6,84513) skip connectivity check due to no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2349] connectivity: (p2p-dev-wlp2s0,IPv4,84505) check completed: FAKE; fake result
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2350] connectivity: (p2p-dev-wlp2s0,IPv6,84506) check completed: FAKE; fake result
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2351] connectivity: (enp0s31f6,IPv4,84507) check completed: NONE; no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2351] connectivity: (virbr0-nic,IPv4,84508) check completed: NONE; no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2352] connectivity: (virbr0-nic,IPv6,84509) check completed: NONE; no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2352] connectivity: (cloudops,IPv4,84510) check completed: LIMITED; no global route configured
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2353] connectivity: (virbr0,IPv4,84511) check completed: NONE; no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2354] connectivity: (virbr0,IPv6,84512) check completed: NONE; no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2354] connectivity: (enp0s31f6,IPv6,84513) check completed: NONE; no carrier
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2374] connectivity: (cloudops,IPv6,84504) can't resolve a name via systemd-resolved: GDBus.Error:org.freedesktop.resolve1.NoNameServers: No appropriate name servers or networks for name found
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2376] platform-linux: do-request-link: 4
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2378] platform: (wlp2s0) signal: link changed: 4: wlp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 wifi? init addrgenmode none addr F8:59:71:0C:39:2E brd FF:FF:FF:FF:FF:FF driver iwlwifi rx:472839,271278194 tx:456449,226264962
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.2379] device[0x5601a17de0a0] (wlp2s0): queued link change for ifindex 4
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8674] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8674] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8674] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8674] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8675] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8675] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8675] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8675] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8675] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8675] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8675] manager: unknown auth chain result 0
mars 31 10:51:58 sloth.fud.no NetworkManager[1268]: <debug> [1585644718.8675] manager: unknown auth chain result 0
(FREEZE HERE)
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.2903] connectivity: (wwp0s20f0u3c3,IPv4,84403) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.2905] connectivity: (wwp0s20f0u3c3,IPv4,84417) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.2907] platform-linux: do-request-link: 4
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.2910] platform: (wlp2s0) signal: link changed: 4: wlp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 wifi? init addrgenmode none addr F8:59:71:0C:39:2E brd FF:FF:FF:FF:FF:FF driver iwlwifi rx:472842,271278672 tx:456457,226266558
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.2911] device[0x5601a17de0a0] (wlp2s0): queued link change for ifindex 4
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.2937] connectivity: (wlp2s0,IPv6,84433) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.2963] connectivity: (wwp0s20f0u3c3,IPv6,84404) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.2965] connectivity: (wwp0s20f0u3c3,IPv6,84418) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3012] connectivity: (wlp2s0,IPv4,84405) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3014] connectivity: (wlp2s0,IPv4,84392) check completed: CANCELLED; cancelled
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3016] connectivity: (wlp2s0,IPv4,84419) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3017] connectivity: (wlp2s0,IPv6,84393) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3019] connectivity: (wlp2s0,IPv6,84406) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3020] connectivity: (wlp2s0,IPv6,84420) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3021] connectivity: (wlp2s0,IPv4,84444) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3022] connectivity: (wwp0s20f0u3c3,IPv6,84446) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3022] connectivity: (wlp2s0,IPv6,84447) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3024] connectivity: (cloudops,IPv6,84443) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3025] connectivity: (wwp0s20f0u3c3,IPv6,84432) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3026] connectivity: (wlp2s0,IPv4,84458) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3027] connectivity: (cloudops,IPv6,84457) check completed: LIMITED; timeout
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3028] connectivity: (wwp0s20f0u3c3,IPv6,84460) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:36 sloth.fud.no NetworkManager[1268]: <debug> [1585644756.3028] connectivity: (wlp2s0,IPv6,84461) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:39 sloth.fud.no NetworkManager[1268]: <debug> [1585644759.2927] connectivity: (cloudops,IPv6,84471) check completed: LIMITED; timeout
mars 31 10:52:39 sloth.fud.no NetworkManager[1268]: <debug> [1585644759.2928] connectivity: (wlp2s0,IPv4,84472) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:39 sloth.fud.no NetworkManager[1268]: <debug> [1585644759.2930] connectivity: (wwp0s20f0u3c3,IPv6,84474) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:39 sloth.fud.no NetworkManager[1268]: <debug> [1585644759.2931] connectivity: (wlp2s0,IPv6,84475) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:40 sloth.fud.no NetworkManager[1268]: <debug> [1585644760.4991] connectivity: (cloudops,IPv6,84476) check completed: LIMITED; timeout
mars 31 10:52:40 sloth.fud.no NetworkManager[1268]: <debug> [1585644760.4992] connectivity: (wlp2s0,IPv4,84486) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:40 sloth.fud.no NetworkManager[1268]: <debug> [1585644760.4994] connectivity: (wwp0s20f0u3c3,IPv6,84488) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:40 sloth.fud.no NetworkManager[1268]: <debug> [1585644760.4995] connectivity: (wlp2s0,IPv6,84489) can't resolve a name via systemd-resolved: Timeout was reached
mars 31 10:52:40 sloth.fud.no NetworkManager[1268]: <debug> [1585644760.5266] connectivity: (cloudops,IPv6,84491) check completed: LIMITED; timeout