https://bugs.freedesktop.org/show_bug.cgi?id=98619
--- Comment #2 from marco.grimaldi at gmail.com --- Hi, maybe the below is of interest I managed to capture some info after a hard-lock of the gpu (rx480): on TTY1 (I believe) I get the following message: amdgpu 0000:01:00.1: Invalid PCI ROM header signature: expecting 0xaa55, got 0xffff in dmesg I found: [29231.774334] Watchdog[2763]: segfault at 0 ip 00000000f4732ce7 sp 00000000ad79ea20 error 6 in libcef.so[f1451000+419c000] [33015.898836] Watchdog[3099]: segfault at 0 ip 00000000f467ace7 sp 00000000ad6e6a20 error 6 in libcef.so[f1399000+419c000] The GPU was hooked into a TV via HDMI (secondary) The primary monitor was attached but switched off via gnome3 settings All the above happened play Tomb Rider Similar behaviour with Shadow of Mordor I am on latest Antergos: 4.8.8-2-ARCH #1 SMP PREEMPT X.Org X Server 1.18.4 cat /etc/X11/xorg.conf.d/20-amdgpu.conf Section "Device" Identifier "AMD" Driver "amdgpu" Option "DRI" "3" EndSection I hope the above can be helpful Cheers M. -- You are receiving this mail because: You are the assignee for the bug. -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://lists.freedesktop.org/archives/dri-devel/attachments/20161119/f0717c28/attachment.html>