On Thu, Nov 18, 2021 at 1:43 PM Ian Kumlien <ian.kumlien@xxxxxxxxx> wrote: > > Hi, > > I started updating kernels to 5.14 a while ago and the laptop kept > deadlocking, it's my work laptop so it's quite locked down wrt bios > and bios updates.... > > But, i have since tried with 5.15.2 and it still crashes... > > So the little testing i have is: > acpi=off -> works > acpi=ht -> *boom* This need not mean that ACPI is the source of the problem, though. > 5.13.x did work however and i know there was updates wrt to acpi in 5.14 > > Older kernel oops can be found here: > https://photos.app.goo.gl/ZygV5Ja39C7cQCR39 But the Oops is indeed related to ACPI. It looks like the AML interpreter is crashing when trying to execute the _OFF method of a power resource. > I'd basically just want to know what kind of information can I provide > to help you to find and fix this issue? Would you be able to collect a trace with dynamic debug in drivers/acpi/power.c enabled, that is, add dyndbg="file power.c p+" to the kernel command line before booting and capture an oops then?