Subject: Re: bug#53712: I'm also experiencing this

From: Leo Famulari <[email-masked]>
Date: Mon, 7 Feb 2022 13:14:58 -0500

On Mon, Feb 07, 2022 at 10:54:53AM -0600, Katherine Cox-Buday wrote:
> I thought I'd chime in with another data-point:
> 
> - Lenovo ThinkPad T480s
> - Normal BIOS
> - Vanilla Linux kernel(s)
> - kernel v5.15.16 boots fine; everything after seems to hit this bug
> - Turning off bluetooth in BIOS seemed to get boot further
> - Turning off wifi in BIOS allows me to boot
> 
> The spec sheet tells me it has a Intel Dual Band Wireless-AC 8265 card, so I guess it's something to do with that. I don't know if this is an upstream kernel bug or something to do with distros specifically?
> 
> I hope this helps narrow things down. Luckily my laptop is just used as a desktop, and I have ethernet, so I can just keep Wifi disabled.

Thanks for the notes.

I'm using wifi supported by the drivers from Guix's
rtl8812au-aircrack-ng-linux-module with linux-libre, so it also affects
users who only use the GNU Guix channel.

I also noticed some improvement when removing the wifi dongle, although
I was still unable to properly halt or reboot.