Login Loop on Fedora 30 Mate Desktop

Hey. I checked Ask Fedora and realized many other have same problem like me. Sometimes when I try to login to my user, a blank screen appears (the one that after it user session comes) and it waits few seconds and then login screen reappears. I checked Ask Fedora but couldn’t find any answer to help myself.
Anybody with same problem on Mate desktop? Can you help please?

1 Like

Collect the info about your system and video adapters:

hostnamectl
free -m
lspci -k -n -n | grep -A 3 -e VGA -e 3D

Detailed information about the problem would be helpful too:
https://fedoramagazine.org/systemd-using-journal/

    [alireza@alireza-pc ~]$ hostnamectl
   Static hostname: localhost
Transient hostname: alireza-pc
         Icon name: computer-laptop
           Chassis: laptop
        Machine ID: -
           Boot ID: -
  Operating System: Fedora 30 (MATE-Compiz)
       CPE OS Name: cpe:/o:fedoraproject:fedora:30
            Kernel: Linux 5.2.11-200.fc30.x86_64
      Architecture: x86-64
[alireza@alireza-pc ~]$ lspci -k -n -n | grep -A 3 -e VGA -e 3D
00:01.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Stoney [Radeon R2/R3/R4/R5 Graphics] [1002:98e4] (rev da)
	Subsystem: Lenovo Device [17aa:38e5]
	Kernel driver in use: amdgpu
	Kernel modules: amdgpu
[alireza@alireza-pc ~]$ free -m
              total        used        free      shared  buff/cache   available
Mem:           7421        2897        1774         422        2750        4153
Swap:          7551           0        7551
1 Like

It happened today again. 3 times login and long pause (about 10 -15 seconds).

I get this in middle of a long log

Sep 09 13:00:53 localhost kernel: AMD-Vi: [Firmware Bug]: : IOAPIC[4] not in IV>
Sep 09 13:00:53 localhost kernel: AMD-Vi: [Firmware Bug]: : IOAPIC[5] not in IV>
Sep 09 13:00:53 localhost kernel: AMD-Vi: [Firmware Bug]: : No southbridge IOAP>
Sep 09 13:00:53 localhost kernel: AMD-Vi: Disabling interrupt remapping


Sep 09 13:00:53 localhost kernel: mce: [Firmware Bug]: cpu 0, invalid threshold>


Sep 09 13:00:54 localhost kernel: [drm:construct [amdgpu]] *ERROR* construct: I>


Sep 09 13:00:54 localhost kernel: [drm:construct [amdgpu]] *ERROR* construct: I>

these are the ones colored in red.

It hasn’t happened since 2 days ago. I believe it happened because of hostname change.