> Grub had somehow been changed to disable ACPI. Enabling that solved the problem.
Imagine how great it would have been if you had mentioned how did exactly you did that (enabling ACPI in grub)? -- 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/1764040 Title: Synaptics Touchpad not Detected Status in linux package in Ubuntu: Expired Bug description: Using Cinnamon on 18.04 Beta 2. (Description: Ubuntu Bionic Beaver (development branch) Release: 18.04) Touchpad not detected. Was also not detected in 17.10 but I thought that this was a Wayland problem, but obviously not... $ cat /proc/bus/input/devices I: Bus=0011 Vendor=0001 Product=0001 Version=ab41 N: Name="AT Translated Set 2 keyboard" P: Phys=isa0060/serio0/input0 S: Sysfs=/devices/platform/i8042/serio0/input/input0 U: Uniq= H: Handlers=sysrq kbd event0 leds B: PROP=0 B: EV=120013 B: KEY=402000000 3803078f800d001 feffffdfffefffff fffffffffffffffe B: MSC=10 B: LED=7 I: Bus=0003 Vendor=046d Product=c077 Version=0111 N: Name="Logitech USB Optical Mouse" P: Phys=usb-0000:00:04.0-4/input0 S: Sysfs=/devices/pci0000:00/0000:00:04.0/usb2/2-4/2-4:1.0/0003:046D:C077.0001/input/input1 U: Uniq= H: Handlers=mouse0 event1 B: PROP=0 B: EV=17 B: KEY=ff0000 0 0 0 0 B: REL=103 B: MSC=10 I: Bus=0003 Vendor=04f2 Product=b012 Version=0346 N: Name="USB2.0 1.3M UVC WebCam : USB2.0" P: Phys=usb-0000:00:04.1-7/button S: Sysfs=/devices/pci0000:00/0000:00:04.1/usb1/1-7/1-7:1.0/input/input2 U: Uniq= H: Handlers=kbd event2 B: PROP=0 B: EV=3 B: KEY=100000 0 0 0 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA NVidia Mic" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:08.0/sound/card0/input3 U: Uniq= H: Handlers=event3 B: PROP=0 B: EV=21 B: SW=10 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA NVidia Headphone" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:08.0/sound/card0/input4 U: Uniq= H: Handlers=event4 B: PROP=0 B: EV=21 B: SW=4 ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-4.15.0-15-generic 4.15.0-15.16 ProcVersionSignature: Ubuntu 4.15.0-15.16-generic 4.15.15 Uname: Linux 4.15.0-15-generic x86_64 NonfreeKernelModules: nvidia AlsaVersion: Advanced Linux Sound Architecture Driver Version k4.15.0-15-generic. ApportVersion: 2.20.9-0ubuntu4 Architecture: amd64 ArecordDevices: **** List of CAPTURE Hardware Devices **** card 0: NVidia [HDA NVidia], device 0: ALC663 Analog [ALC663 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: dave 1249 F.... pulseaudio Card0.Amixer.info: Card hw:0 'NVidia'/'HDA NVidia at 0xfce78000 irq 15' Mixer name : 'Realtek ALC663' Components : 'HDA:10ec0663,10431903,00100001 HDA:10de0007,10de0101,00100100' Controls : 31 Simple ctrls : 13 CurrentDesktop: X-Cinnamon Date: Sun Apr 15 14:40:09 2018 HibernationDevice: RESUME=UUID=5345d639-3d67-4cc1-89bc-acdc9546aa2c InstallationDate: Installed on 2017-12-06 (129 days ago) InstallationMedia: Lubuntu 17.10 "Artful Aardvark" - Release amd64 (20171017.1) Lsusb: Bus 001 Device 004: ID 058f:6366 Alcor Micro Corp. Multi Flash Reader Bus 001 Device 003: ID 04f2:b012 Chicony Electronics Co., Ltd 1.3 MPixel UVC Webcam Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 002: ID 046d:c077 Logitech, Inc. M105 Optical Mouse Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: ASUSTeK Computer Inc. F5GL ProcFB: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-15-generic root=UUID=1ddea34f-fe1f-451d-b88a-5c54b8cafeec ro acpi=off quiet splash RelatedPackageVersions: linux-restricted-modules-4.15.0-15-generic N/A linux-backports-modules-4.15.0-15-generic N/A linux-firmware 1.173 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: Upgraded to bionic on 2018-04-14 (0 days ago) dmi.bios.date: 11/20/2008 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 213 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: F5GL dmi.board.vendor: ASUSTeK Computer Inc. dmi.board.version: 1.0 dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK Computer Inc. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr213:bd11/20/2008:svnASUSTeKComputerInc.:pnF5GL:pvr1.0:rvnASUSTeKComputerInc.:rnF5GL:rvr1.0:cvnASUSTeKComputerInc.:ct10:cvr: dmi.product.family: To Be Filled By O.E.M. dmi.product.name: F5GL dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK Computer Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1764040/+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
