Created attachment 114725 [details] /sys/class/drm/card0/error output On latest Gentoo using, kernel 3.19.3, xorg-server 1.16, mesa 10.3.7, xf86-video-intel 2.99.917 with TearFree=True, running i3wm I got a short GPU lockup while gaming. Kernel dmesg was: [ 4406.975520] [drm] stuck on render ring [ 4406.976626] [drm] GPU HANG: ecode 7:0:0x85dfbcfc, in gzdoom [4860], reason: Ring hung, action: reset [ 4406.976630] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace. [ 4406.976632] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel [ 4406.976635] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue. [ 4406.976637] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it. [ 4406.976640] [drm] GPU crash dump saved to /sys/class/drm/card0/error [ 4406.979175] drm/i915: Resetting chip after gpu hang
Looks to be a mesa hang from gzdoom. Could you try reproducing it, and investigate building an apitrace replay?
I'll try reproduce. The hangs are sometimes hard to trigger...
Any luck reproducing it or capturing an apitrace that reproduces it?
I havent looked into the apitrace yet, but since last time I've switched to Debian Stretch/Sid and have no issues with TearFree at all.
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