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 v4.13 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/v4.13-rc4 ** 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/1710877 Title: Fn Keys Not working Ubuntu 16.04 Asus FX553Vd Status in linux package in Ubuntu: Incomplete Bug description: Hi, I have an ASUS FX553VD machne. Some of my Fn keys are not working. For example, Fn+F5/F6 to increase/decrease the brightness and Fn+F3/F4 to adjust the keyboard LED brightness and Fn+F2(Airplane Mode). sudo dmidecode -s bios-version GL553VD.302 uname-a Linux mlp-GL553VD 4.4.0-91-generic #114-Ubuntu SMP Tue Aug 8 11:56:56 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux dmesg | grep -i asus [ 0.000000] ACPI: RSDP 0x000000007AAA4000 000024 (v02 _ASUS_) [ 0.000000] ACPI: XSDT 0x000000007AAA40B8 0000F4 (v01 _ASUS_ Notebook 01072009 AMI 00010013) [ 0.000000] ACPI: FACP 0x000000007AAD3618 000114 (v06 _ASUS_ Notebook 01072009 AMI 00010013) [ 0.000000] ACPI: DSDT 0x000000007AAA4240 02F3D8 (v02 _ASUS_ Notebook 01072009 INTL 20160422) [ 0.000000] ACPI: APIC 0x000000007AAD3730 0000BC (v03 _ASUS_ Notebook 01072009 AMI 00010013) [ 0.000000] ACPI: FPDT 0x000000007AAD37F0 000044 (v01 _ASUS_ Notebook 01072009 AMI 00010013) [ 0.000000] ACPI: MCFG 0x000000007AAD3838 00003C (v01 _ASUS_ Notebook 01072009 MSFT 00000097) [ 0.000000] ACPI: FIDT 0x000000007AAD3B70 00009C (v01 _ASUS_ Notebook 01072009 AMI 00010013) [ 0.000000] ACPI: BGRT 0x000000007AADE938 000038 (v01 _ASUS_ Notebook 01072009 AMI 00010013) [ 0.046989] Hardware name: ASUSTeK COMPUTER INC. GL553VD/GL553VD, BIOS GL553VD.302 03/06/2017 [ 3.113648] asus_wmi: ASUS WMI generic driver loaded [ 3.114634] asus_wmi: Initialization: 0x1 [ 3.114680] asus_wmi: BIOS WMI version: 8.1 [ 3.114732] asus_wmi: SFUN value: 0x4a0061 [ 3.115047] input: Asus WMI hotkeys as /devices/platform/asus-nb-wmi/input/input9 [ 3.115210] asus_wmi: Number of fans: 1 sudo evtest No device specified, trying to scan all of /dev/input/event* Available devices: /dev/input/event0: Sleep Button /dev/input/event1: Power Button /dev/input/event2: Lid Switch /dev/input/event3: Power Button /dev/input/event4: AT Translated Set 2 keyboard /dev/input/event5: Video Bus /dev/input/event6: Video Bus /dev/input/event7: ITE Tech. Inc. ITE Device(8910) /dev/input/event8: Asus WMI hotkeys /dev/input/event9: USB2.0 UVC HD Webcam /dev/input/event10: HDA Intel PCH Headphone /dev/input/event11: HDA Intel PCH HDMI/DP,pcm=3 /dev/input/event12: HDA Intel PCH HDMI/DP,pcm=7 /dev/input/event13: HDA Intel PCH HDMI/DP,pcm=8 /dev/input/event14: ELAN1200:00 04F3:3045 Touchpad Select the device event number [0-14]: --- ApportVersion: 2.20.1-0ubuntu2.10 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: mlp 1552 F.... pulseaudio CurrentDesktop: Unity DistroRelease: Ubuntu 16.04 HibernationDevice: RESUME=UUID=2b0f4c5d-67b4-4f86-b6a4-1c8f92998187 InstallationDate: Installed on 2017-08-14 (1 days ago) InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 8087:0a2a Intel Corp. Bus 001 Device 002: ID 13d3:5654 IMC Networks Bus 001 Device 004: ID 0b05:1854 ASUSTek Computer, Inc. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: ASUSTeK COMPUTER INC. GL553VD NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-91-generic.efi.signed root=UUID=40c41303-9bd9-4238-b4eb-8d1ec7845bfe ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 4.4.0-91.114-generic 4.4.76 RelatedPackageVersions: linux-restricted-modules-4.4.0-91-generic N/A linux-backports-modules-4.4.0-91-generic N/A linux-firmware 1.157.11 Tags: xenial Uname: Linux 4.4.0-91-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 03/06/2017 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: GL553VD.302 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: GL553VD dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrGL553VD.302:bd03/06/2017:svnASUSTeKCOMPUTERINC.:pnGL553VD:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnGL553VD:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.name: GL553VD dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. 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