Comment # 29 on bug 1188954 from Felix Miata

Created attachment 866300 [details]
Xorg.0.log from TW20230412 w/ SDDM/Plasma

Host fi965 is another victim, currently TW20230412 on an old PCIe Radeon  HD
8570 / R5 430 OEM R7 240/340 Radeon 520 OEM 1002:6611. It has two discrete
installations. One with KDM3/KDE3, the other with SDDM/Plasma, both suffering.
From the SDDM:
# dmesg | grep aile
[   30.152899] platform regulatory.0: Direct firmware load for regulatory.db
failed with error -2
[   30.152906] cfg80211: failed to load regulatory.db
# journalctl -b | grep aile
Apr 13 21:37:28 fi965 systemd-vconsole-setup[167]: Failed to import
credentials, ignoring: No such file or directory
Apr 14 01:38:21 fi965 kernel: platform regulatory.0: Direct firmware load for
regulatory.db failed with error -2
Apr 14 01:38:21 fi965 kernel: cfg80211: failed to load regulatory.db
Apr 14 01:38:48 fi965 nscd[790]: 790 stat failed for file `/etc/services'; will
try again later: No such file or directory
# grep /dev/dr /var/log/Xorg.0.log
[  1486.092] (II) xfree86: Adding drm device (/dev/dri/card1)
[  1486.098] (II) Applying OutputClass "AMDgpu" to /dev/dri/card1
[  1486.106] (EE) open /dev/dri/card0: No such file or directory
[  1486.106] (II) Applying OutputClass "AMDgpu" options to /dev/dri/card1
# grep /dev/dr /var/log/Xorg.0.log.old
[   619.557] (II) xfree86: Adding drm device (/dev/dri/card1)
[   619.697] (II) Applying OutputClass "AMDgpu" to /dev/dri/card1
[   619.795] (EE) open /dev/dri/card0: No such file or directory
[   619.806] (II) Applying OutputClass "AMDgpu" options to /dev/dri/card1
#
Absent vtty or remote login for systemctl restart xdm, post-grub activity ends
with login prompt on vtty1.