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 v4.18 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/v4.18.3 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Tags added: kernel-da-key -- 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/1786906 Title: "ACPI unsupported" Status in linux package in Ubuntu: Incomplete Bug description: While I'm using Ubuntu Server version on my laptop(HP omen 15, CPU:i5-8300H,GPU:GTX1050Ti), it always says "[ time.time] acpi INT3400:00: Unsupported event [0x86]", In Ubuntu Desktop version, after I turn on my computer, it'll not going on but stay at a screen and says "[ time.time] acpi INT3400:00: Unsupported event [0x86]" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1786906/+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
