Created attachment 141007 [details]
system log

$ inxi -bM
System:    Host: localhost.localdomain Kernel: 4.18.0-0.rc7.git1.1.fc29.x86_64 x86_64 bits: 64 
           Desktop: Gnome 3.29.90 Distro: Fedora release 29 (Rawhide) 
Machine:   Type: Desktop System: Gigabyte product: Z87M-D3H v: N/A serial: <root required> 
           Mobo: Gigabyte model: Z87M-D3H serial: <root required> UEFI: American Megatrends v: F11 
           date: 08/12/2014 
CPU:       Quad Core: Intel Core i7-4770 type: MT MCP speed: 3754 MHz min/max: 800/3900 MHz 
Graphics:  Card-1: Advanced Micro Devices [AMD/ATI] Vega 10 XT [Radeon RX Vega 64] driver: amdgpu v: kernel 
           Display: wayland server: Fedora Project X.org 11.0 driver: fbdev,modesetting,vesa 
           resolution: 3840x2160~60Hz 
           OpenGL: renderer: Radeon RX Vega (VEGA10 DRM 3.26.0 4.18.0-0.rc7.git1.1.fc29.x86_64 LLVM 6.0.1) 
           v: 4.5 Mesa 18.1.5 
Network:   Card-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet driver: r8169 
Drives:    Local Storage: total: 14.80 TiB used: 4.26 TiB (28.8%) 
Info:      Processes: 453 Uptime: 2d 15h 31m Memory: 31.29 GiB used: 19.87 GiB (63.5%) Shell: bash inxi: 3.0.20

-- GitLab Migration Automatic Message --

This bug has been migrated to freedesktop.org's GitLab instance and has been closed from further activity.

You can subscribe and participate further through the new bug through this link to our GitLab instance: https://gitlab.freedesktop.org/xorg/xserver/issues/726.