https://bugs.freedesktop.org/show_bug.cgi?id=103949

--- Comment #5 from gernot.pokorny.dev@gmail.com ---
I got the same issue.

My hardware is 
MSI X470 Gaming Plus
AMD Ryzen 5 2600
XFX RX580 GTS Black Edition

Log:

gernot@pcname:~$ journalctl -b -p err
-- Logs begin at Sun 2018-10-07 04:01:03 CEST, end at Mon 2019-01-28 15:51:03
CET. --
Jän 28 14:25:00 pcname kernel: Couldn't get size: 0x800000000000000e
Jän 28 14:25:00 pcname kernel: MODSIGN: Couldn't get UEFI db list
Jän 28 14:25:00 pcname kernel: Couldn't get size: 0x800000000000000e
Jän 28 14:25:00 pcname kernel: Couldn't get size: 0x800000000000000e
Jän 28 14:25:00 pcname kernel: amdgpu 0000:1d:00.0: Invalid PCI ROM header
signature: expecting 0xaa55, got 0xffff
Jän 28 14:25:00 pcname kernel: sd 10:0:0:0: [sdc] No Caching mode page found
Jän 28 14:25:00 pcname kernel: sd 10:0:0:0: [sdc] Assuming drive cache: write
through
Jän 28 14:25:00 pcname kernel: sd 9:0:0:0: [sdd] No Caching mode page found
Jän 28 14:25:00 pcname kernel: sd 9:0:0:0: [sdd] Assuming drive cache: write
through
Jän 28 14:25:00 pcname kernel: scsi 9:0:0:1: Wrong diagnostic page; asked for 1
got 8
Jän 28 14:25:00 pcname kernel: scsi 9:0:0:1: Failed to get diagnostic page 0x1
Jän 28 14:25:00 pcname kernel: scsi 9:0:0:1: Failed to bind enclosure -19
Jän 28 14:25:00 pcname kernel: sd 12:0:0:0: [sde] No Caching mode page found
Jän 28 14:25:00 pcname kernel: sd 12:0:0:0: [sde] Assuming drive cache: write
through
Jän 28 14:25:00 pcname kernel: ses 14:0:0:1: Wrong diagnostic page; asked for 1
got 8
Jän 28 14:25:00 pcname kernel: ses 14:0:0:1: Failed to get diagnostic page 0x1
Jän 28 14:25:00 pcname kernel: ses 14:0:0:1: Failed to bind enclosure -19
Jän 28 14:25:00 pcname kernel: sd 14:0:0:0: [sdg] No Caching mode page found
Jän 28 14:25:00 pcname kernel: sd 14:0:0:0: [sdg] Assuming drive cache: write
through
Jän 28 14:25:00 pcname kernel: ses 16:0:0:1: Wrong diagnostic page; asked for 1
got 8
Jän 28 14:25:00 pcname kernel: ses 16:0:0:1: Failed to get diagnostic page 0x1
Jän 28 14:25:00 pcname kernel: ses 16:0:0:1: Failed to bind enclosure -19
Jän 28 14:25:00 pcname kernel: sd 16:0:0:0: [sdj] No Caching mode page found
Jän 28 14:25:00 pcname kernel: sd 16:0:0:0: [sdj] Assuming drive cache: write
through
Jän 28 14:25:05 pcname spice-vdagent[1727]: Cannot access vdagent virtio
channel /dev/virtio-ports/com.redhat.spice.0
Jän 28 14:25:10 pcname colord-sane[1833]: io/hpmud/pp.c 627: unable to read
device-id ret=-1
Jän 28 14:27:09 pcname spice-vdagent[2694]: Cannot access vdagent virtio
channel /dev/virtio-ports/com.redhat.spice.0
Jän 28 14:27:09 pcname kernel: [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT
timeout 10us * 3000 tries - dce110_stream_encoder_dp_blank line:935
Jän 28 14:27:09 pcname kernel: [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT
timeout 10us * 3000 tries - dce110_stream_encoder_dp_blank line:935
Jän 28 14:27:33 pcname pulseaudio[2597]: [pulseaudio] bluez5-util.c:
GetManagedObjects() failed: org.freedesktop.DBus.Error.NoReply: Did not receive
a reply. Possible causes include: the remote app
Jän 28 14:27:48 pcname kernel: [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT
timeout 10us * 3000 tries - dce110_stream_encoder_dp_blank line:935
Jän 28 14:27:48 pcname kernel: [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT
timeout 10us * 3000 tries - dce110_stream_encoder_dp_blank line:935
Jän 28 14:27:48 pcname kernel: [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT
timeout 10us * 3000 tries - dce110_stream_encoder_dp_blank line:935
Jän 28 14:27:48 pcname kernel: [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT
timeout 10us * 3000 tries - dce110_stream_encoder_dp_blank line:935

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