On Sat, Jul 31, 2021 at 05:27:39PM +0200, Adrien Precigout wrote: > > Hi, > > > > On my acer swift 3 (SF314-51), I can't boot on my device since 4.19.198 > > (no issue with 4.19.197) without adding "acpi=off" in the parameters. > > Same thing happens on 5.12.19 (didn't happened in 5.12.16), 5.13.4 and > > .5 and 5.10.52. > > > > If acpi is not off issue is : > > -black screen after grub, > > -no errors, no activity (tested by leaving the pc 10 hours), no tty, no > > logs whatsoever in journalctl as if the kernel didn't start. Even adding > > 'debug' or 'initcall_debug' doesn't show anything. > > > > If I add acpi=off, the screen blinks one time and boots normally but > > after kernel 5.10 (5.12 and 5.13) I loose usage of keyboard and > > touchpad. > > > > Notes: > > - I'm using Manjaro KDE > > - I have tested with 4.19.198 Vanilla (config file attached) and same > > thing happened > > - setting nomodeset doesn't change anything > > - tried every acpi parameters, only =off worked > > - Bios was not updated, but the bug persisted after upgrading it > > - Acpi issue is recurrent with this pc it seems below 4.11 > > (https://askubuntu.com/questions/929904/cant-pass-the-acpi-off-problem > > <https://askubuntu.com/questions/929904/cant-pass-the-acpi-off-problem>) > > > > Thank you for your help, > > Adrien > > > Hi again, > > I've done a bisect on the 4.19.y branch and I've found that it is the commit > 2bf1f848ca0af4e3d49624df49cbbd5511ec49a3 [ACPICA: Fix memory leak caused by > _CID repair function] that introduced the bug. By doing a git revert and > building the kernel I can boot normally but as long as this commit exist I > just get a black screen as explained above. Thanks for helping to narrow this down. Rafael and EriK, this is commit c27bac031413 ("ACPICA: Fix memory leak caused by _CID repair function") in Linus's tree, that showed up in 5.14-rc1. Any chance you all can revert this, or provide a fix? thanks, greg k-h
