https://bugs.freedesktop.org/show_bug.cgi?id=105684
--- Comment #47 from Jörn Frenzel j.frenzel@openthinclient.com --- Hi,
the problem seems to be gone in newer kernel version. I just tested a SUSE tumbleweed with kernel 5.1.5-1 .
This is a satisfactory answer for me.
Regards, Jörn