apport information ** Tags added: apport-collected freya
** Description changed: After update to kernel linux-image-3.19.0-43 Wifi will not connect. Reverting to linux-image-3.19.0-42 fixes this issue. I'm using ThinkPad T440s with Ubuntu LTS 14.04 trusty. Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device state change: config -> failed (reason 'SSID not found') [50 120 53] Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> NetworkManager state is now DISCONNECTED Jan 17 10:17:07thinkpad-t440sNetworkManager[1016]: <warn> Activation (wlan0) failed for connection 'Wifi' Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device state change: failed -> disconnected (reason 'none') [120 30 0] Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): deactivating device (reason 'none') [0] Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): supplicant interface state: scanning -> disconnected Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <warn> Couldn't disconnect supplicant interface: This interface is not connected. + --- + ApportVersion: 2.14.1-0ubuntu3.19 + Architecture: amd64 + AudioDevicesInUse: + USER PID ACCESS COMMAND + /dev/snd/controlC0: ydary 1823 F.... pulseaudio + /dev/snd/controlC1: ydary 1823 F.... pulseaudio + CurrentDesktop: Pantheon + DistroRelease: elementary OS 0.3.2 + HibernationDevice: RESUME=UUID=5254b244-db3b-4b61-af55-97907a28899b + InstallationDate: Installed on 2015-11-10 (68 days ago) + InstallationMedia: elementary OS 0.3.1 "Freya" - Stable amd64 (20150903) + MachineType: LENOVO 20ARS19C02 + NonfreeKernelModules: wl + Package: linux (not installed) + ProcFB: 0 inteldrmfb + ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-42-generic root=/dev/mapper/elementary--vg-root ro quiet splash vt.handoff=7 + ProcVersionSignature: Ubuntu 3.19.0-42.48~14.04.1-generic 3.19.8-ckt10 + RelatedPackageVersions: + linux-restricted-modules-3.19.0-42-generic N/A + linux-backports-modules-3.19.0-42-generic N/A + linux-firmware 1.127.19 + Tags: freya + Uname: Linux 3.19.0-42-generic x86_64 + UpgradeStatus: No upgrade log present (probably fresh install) + UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo + _MarkForUpload: True + dmi.bios.date: 09/03/2014 + dmi.bios.vendor: LENOVO + dmi.bios.version: GJET79WW (2.29 ) + dmi.board.asset.tag: Not Available + dmi.board.name: 20ARS19C02 + dmi.board.vendor: LENOVO + dmi.board.version: Not Defined + dmi.chassis.asset.tag: No Asset Information + dmi.chassis.type: 10 + dmi.chassis.vendor: LENOVO + dmi.chassis.version: Not Available + dmi.modalias: dmi:bvnLENOVO:bvrGJET79WW(2.29):bd09/03/2014:svnLENOVO:pn20ARS19C02:pvrThinkPadT440s:rvnLENOVO:rn20ARS19C02:rvrNotDefined:cvnLENOVO:ct10:cvrNotAvailable: + dmi.product.name: 20ARS19C02 + dmi.product.version: ThinkPad T440s + dmi.sys.vendor: LENOVO ** Attachment added: "AlsaInfo.txt" https://bugs.launchpad.net/bugs/1535053/+attachment/4551536/+files/AlsaInfo.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1535053 Title: Wifi stops working with kernel update linux-image-3.19.0-43 Status in linux package in Ubuntu: Confirmed Bug description: After update to kernel linux-image-3.19.0-43 Wifi will not connect. Reverting to linux-image-3.19.0-42 fixes this issue. I'm using ThinkPad T440s with Ubuntu LTS 14.04 trusty. Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device state change: config -> failed (reason 'SSID not found') [50 120 53] Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> NetworkManager state is now DISCONNECTED Jan 17 10:17:07thinkpad-t440sNetworkManager[1016]: <warn> Activation (wlan0) failed for connection 'Wifi' Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): device state change: failed -> disconnected (reason 'none') [120 30 0] Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): deactivating device (reason 'none') [0] Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <info> (wlan0): supplicant interface state: scanning -> disconnected Jan 17 10:17:07 thinkpad-t440s NetworkManager[1016]: <warn> Couldn't disconnect supplicant interface: This interface is not connected. --- ApportVersion: 2.14.1-0ubuntu3.19 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ydary 1823 F.... pulseaudio /dev/snd/controlC1: ydary 1823 F.... pulseaudio CurrentDesktop: Pantheon DistroRelease: elementary OS 0.3.2 HibernationDevice: RESUME=UUID=5254b244-db3b-4b61-af55-97907a28899b InstallationDate: Installed on 2015-11-10 (68 days ago) InstallationMedia: elementary OS 0.3.1 "Freya" - Stable amd64 (20150903) MachineType: LENOVO 20ARS19C02 NonfreeKernelModules: wl Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-42-generic root=/dev/mapper/elementary--vg-root ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 3.19.0-42.48~14.04.1-generic 3.19.8-ckt10 RelatedPackageVersions: linux-restricted-modules-3.19.0-42-generic N/A linux-backports-modules-3.19.0-42-generic N/A linux-firmware 1.127.19 Tags: freya Uname: Linux 3.19.0-42-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 09/03/2014 dmi.bios.vendor: LENOVO dmi.bios.version: GJET79WW (2.29 ) dmi.board.asset.tag: Not Available dmi.board.name: 20ARS19C02 dmi.board.vendor: LENOVO dmi.board.version: Not Defined dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvrGJET79WW(2.29):bd09/03/2014:svnLENOVO:pn20ARS19C02:pvrThinkPadT440s:rvnLENOVO:rn20ARS19C02:rvrNotDefined:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 20ARS19C02 dmi.product.version: ThinkPad T440s dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1535053/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp