apport information ** Attachment added: "modified.conffile..etc.NetworkManager.NetworkManager.conf.txt" https://bugs.launchpad.net/bugs/1529085/+attachment/4539712/+files/modified.conffile..etc.NetworkManager.NetworkManager.conf.txt
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager in Ubuntu. https://bugs.launchpad.net/bugs/1529085 Title: References device after it has been removed Status in network-manager package in Ubuntu: New Bug description: First, removal of an USB WLAN adapter (wlan1): Dec 24 00:45:10 zeus kernel: [19429.149039] usb 2-5: USB disconnect, device number 2 ... Dec 24 00:45:10 zeus NetworkManager[641]: <info> devices removed (path: /sys/devices/pci0000:00/0000:00:1d.7/usb2/2-5/2-5:1.0/net/wlan1, iface: wlan1) Dec 24 00:45:10 zeus NetworkManager[641]: <info> radio killswitch /sys/devices/pci0000:00/0000:00:1d.7/usb2/2-5/2-5:1.0/ieee80211/phy0/rfkill2 disappeared Dec 24 00:45:10 zeus NetworkManager[641]: <info> (wlan1): supplicant interface state: completed -> disabled After suspending: Dec 24 04:22:28 zeus NetworkManager[641]: <info> sleep requested (sleeping: no enabled: yes) ... Dec 24 04:22:28 zeus NetworkManager[641]: <info> sleeping... Dec 24 04:22:28 zeus NetworkManager[641]: <info> (wlan1): device state change: activated -> unmanaged (reason 'sleeping') [100 10 37] Dec 24 04:22:28 zeus NetworkManager[641]: <info> (wlan1): canceled DHCP transaction, DHCP client pid 20332 Dec 24 04:22:28 zeus NetworkManager[641]: <info> (wlan1): DHCPv4 state changed bound -> done Dec 24 04:22:28 zeus NetworkManager[641]: <error> [1450927348.627824] [platform/nm-linux-platform.c:2782] do_change_link(): platform-linux: do-change-link: failure changing link 3: No such device (31) After resuming: Dec 24 11:45:33 zeus NetworkManager[641]: <info> wake requested (sleeping: yes enabled: yes) ... Dec 24 11:45:33 zeus NetworkManager[641]: <info> waking up... Dec 24 11:45:33 zeus NetworkManager[641]: <info> (eth0): device state change: unavailable -> unmanaged (reason 'sleeping') [20 10 37] Dec 24 11:45:33 zeus NetworkManager[641]: <info> (eth0): device state change: unmanaged -> unavailable (reason 'managed') [10 20 2] Dec 24 11:45:33 zeus kernel: [32468.742777] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready Dec 24 11:45:34 zeus NetworkManager[641]: <info> (wlan1): device state change: unmanaged -> unavailable (reason 'managed') [10 20 2] Dec 24 11:45:34 zeus kernel: [32468.777806] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready Dec 24 11:45:34 zeus NetworkManager[641]: <error> [1450953934.021095] [platform/nm-linux-platform.c:2782] do_change_link(): platform-linux: do-change-link: failure changing link 3: No such device (31) Dec 24 11:45:34 zeus NetworkManager[641]: <warn> (wlan1): failed to enable userspace IPv6LL address handling Dec 24 11:45:34 zeus NetworkManager[641]: <error> [1450953934.029979] [platform/nm-linux-platform.c:2782] do_change_link(): platform-linux: do-change-link: failure changing link 3: No such device (31) Dec 24 11:45:34 zeus NetworkManager[641]: <error> [1450953934.030751] [platform/nm-linux-platform.c:2782] do_change_link(): platform-linux: do-change-link: failure changing link 3: No such device (31) Dec 24 11:45:34 zeus NetworkManager[641]: <error> [1450953934.031323] [platform/nm-linux-platform.c:2782] do_change_link(): platform-linux: do-change-link: failure changing link 3: No such device (31) Dec 24 11:45:34 zeus NetworkManager[641]: <info> NetworkManager state is now DISCONNECTED At this point, not even eth0 works (it was there all the time). Network-manager works again if restarted using the script in init.d. --- ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 CurrentDesktop: LXDE DistroRelease: Ubuntu 15.10 IpRoute: default via 10.223.0.3 dev eth0 proto static metric 100 10.223.0.0/16 dev eth0 proto kernel scope link src 10.223.35.120 metric 100 IwConfig: eth0 no wireless extensions. lo no wireless extensions. NetworkManager.state: [main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true WimaxEnabled=true Package: network-manager 1.0.4-0ubuntu5.2 PackageArchitecture: amd64 ProcVersionSignature: Ubuntu 4.2.0-22.27-generic 4.2.6 RfKill: Error: [Errno 2] No such file or directory Tags: wily Uname: Linux 4.2.0-22-generic x86_64 UpgradeStatus: Upgraded to wily on 2015-10-27 (58 days ago) UserGroups: adm audio cdrom dialout dip docker lpadmin netdev plugdev sambashare sbuild sudo vboxusers video wireshark www-data _MarkForUpload: True mtime.conffile..etc.NetworkManager.NetworkManager.conf: 2015-03-16T23:56:17.808964 nmcli-dev: DEVICE TYPE STATE DBUS-PATH CONNECTION CON-UUID CON-PATH eth0 ethernet connected /org/freedesktop/NetworkManager/Devices/1 Ethernet connection 1 a4c8b8d2-517e-4293-90fb-3559cb7f95ce /org/freedesktop/NetworkManager/ActiveConnection/0 lo loopback unmanaged /org/freedesktop/NetworkManager/Devices/0 -- -- -- nmcli-nm: Error: command ['nmcli', '-f', 'all', 'nm'] failed with exit code 2: Error: Object 'nm' is unknown, try 'nmcli help'. 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