I can confirm that this also happens when toggling the radio killswitch on my x230 with Xenial:
Jul 26 09:48:19 Host NetworkManager[2979]: <info> [1469540899.8669] manager: WiFi now enabled by radio killswitch Jul 26 09:48:19 Host kernel: [71025.599893] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready Jul 26 09:48:19 Host wpa_supplicant[3344]: dbus: wpa_dbus_get_object_properties: failed to get object properties: (none) none Jul 26 09:48:19 Host wpa_supplicant[3344]: dbus: Failed to construct signal Jul 26 09:48:19 Host NetworkManager[2979]: <info> [1469540899.9049] device (wlan0): supplicant interface state: starting -> ready Jul 26 09:48:19 Host NetworkManager[2979]: <info> [1469540899.9050] device (wlan0): state change: unavailable -> disconnected (reason 'supplicant-available') [20 30 42] Jul 26 09:48:19 Host kernel: [71025.639368] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1585863 Title: WiFi malfunction after suspend & resume stress - sudo wpa_cli scan required to fix it. To manage notifications about this bug go to: https://bugs.launchpad.net/network-manager/+bug/1585863/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
