Public bug reported: Looks like a regression after recent kernel upgrade. After starting up the system ubuntu fails to recognize the wireless keyboard and mouse for about 2 minutes. Afterwards it works correctly.
The integrated keyboard+mouse model is Logitech k400r ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: linux-image-generic 4.2.0.23.25 ProcVersionSignature: Ubuntu 4.2.0-23.28-generic 4.2.6 Uname: Linux 4.2.0-23-generic x86_64 ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: pwiecz 2004 F.... pulseaudio /dev/snd/controlC1: pwiecz 2004 F.... pulseaudio CurrentDesktop: Unity Date: Thu Jan 14 19:40:27 2016 InstallationDate: Installed on 2014-02-02 (711 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1) MachineType: Gigabyte Technology Co., Ltd. H87N-WIFI ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-23-generic.efi.signed root=UUID=98e2c9a3-1a1a-4d21-b370-79d0cde7b5f2 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.2.0-23-generic N/A linux-backports-modules-4.2.0-23-generic N/A linux-firmware 1.149.3 RfKill: 0: phy0: Wireless LAN Soft blocked: yes Hard blocked: no SourcePackage: linux UpgradeStatus: Upgraded to wily on 2015-10-23 (83 days ago) dmi.bios.date: 05/02/2014 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F7 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: H87N-WIFI dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF7:bd05/02/2014:svnGigabyteTechnologyCo.,Ltd.:pnH87N-WIFI:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnH87N-WIFI:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.: dmi.product.name: H87N-WIFI dmi.product.version: To be filled by O.E.M. dmi.sys.vendor: Gigabyte Technology Co., Ltd. ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug wily -- 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/1534260 Title: Ubuntu does not recognized wireless mouse and keyboard after startup for couple of minutes Status in linux package in Ubuntu: New Bug description: Looks like a regression after recent kernel upgrade. After starting up the system ubuntu fails to recognize the wireless keyboard and mouse for about 2 minutes. Afterwards it works correctly. The integrated keyboard+mouse model is Logitech k400r ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: linux-image-generic 4.2.0.23.25 ProcVersionSignature: Ubuntu 4.2.0-23.28-generic 4.2.6 Uname: Linux 4.2.0-23-generic x86_64 ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: pwiecz 2004 F.... pulseaudio /dev/snd/controlC1: pwiecz 2004 F.... pulseaudio CurrentDesktop: Unity Date: Thu Jan 14 19:40:27 2016 InstallationDate: Installed on 2014-02-02 (711 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1) MachineType: Gigabyte Technology Co., Ltd. H87N-WIFI ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-23-generic.efi.signed root=UUID=98e2c9a3-1a1a-4d21-b370-79d0cde7b5f2 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.2.0-23-generic N/A linux-backports-modules-4.2.0-23-generic N/A linux-firmware 1.149.3 RfKill: 0: phy0: Wireless LAN Soft blocked: yes Hard blocked: no SourcePackage: linux UpgradeStatus: Upgraded to wily on 2015-10-23 (83 days ago) dmi.bios.date: 05/02/2014 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F7 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: H87N-WIFI dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF7:bd05/02/2014:svnGigabyteTechnologyCo.,Ltd.:pnH87N-WIFI:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnH87N-WIFI:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.: dmi.product.name: H87N-WIFI dmi.product.version: To be filled by O.E.M. dmi.sys.vendor: Gigabyte Technology Co., Ltd. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1534260/+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