@Sorfrost: The acpi tables attached are for some reason not complete and cannot be disassembled.
Please do "sudo apt install acpica-tools" and then sudo acpidump | gzip > /tmp/acpidump.gz and attach /tmp/acpidump.gz to this bug report. -- 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/1752376 Title: Dell Vostro 5568 - Sound device disappears after connecting headphones Status in linux package in Ubuntu: Incomplete Bug description: With all kernel versions so far tested including mainline v4.15.4 the audio device permanently disappears even after a cold reboot once the headphones have been plugged/unplugged. Looks to be a firmware issue; latest firmware has been installed but issue remains. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1752376/+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
