Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem?
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.7 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.7-rc5-yakkety/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- 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/1596040 Title: Ubuntu don't recognize battery on Acer aspire switch 10 Status in linux package in Ubuntu: Incomplete Bug description: In Windows 10 no problems but Ubuntu can't recognize it --- ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: CurrentDesktop: GNOME DistroRelease: Ubuntu 16.04 HibernationDevice: RESUME=UUID=a5429cbe-a5a2-4ba0-9273-6cee892169fd InstallationDate: Installed on 2016-06-24 (1 days ago) InstallationMedia: Ubuntu-GNOME 16.04 LTS "Xenial Xerus" - Release amd64 (20160421) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 06cb:73f4 Synaptics, Inc. Bus 001 Device 002: ID 05e3:0608 Genesys Logic, Inc. Hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Acer One S1002 Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-24-generic.efi.signed root=UUID=ee763373-d9d7-4224-8b7b-2d0e659310d7 ro quiet splash intel_idle.max_cstate=1 ProcVersionSignature: Ubuntu 4.4.0-24.43-generic 4.4.10 RelatedPackageVersions: linux-restricted-modules-4.4.0-24-generic N/A linux-backports-modules-4.4.0-24-generic N/A linux-firmware 1.157.1 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no Tags: xenial Uname: Linux 4.4.0-24-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 10/20/2015 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 1.10 dmi.board.name: Popcorn dmi.board.vendor: Acer dmi.board.version: To be filled by O.E.M. dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 10 dmi.chassis.vendor: Acer dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1.10:bd10/20/2015:svnAcer:pnOneS1002:pvr1.10:rvnAcer:rnPopcorn:rvrTobefilledbyO.E.M.:cvnAcer:ct10:cvrToBeFilledByO.E.M.: dmi.product.name: One S1002 dmi.product.version: 1.10 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1596040/+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