I've done some additional testing, and after issuing 'echo "2 0 0 0 0 0 0 0" > /sys/kernel/debug/dri/0/i915_pri_wm_latency' I ran for over 2 hours without any freeze, and I tried to provoke the error by switching resolution and screen layout several times.
I've done some additional testing, and after issuing 'echo "2 0 0 0 0 0 0 0" > /sys/kernel/ debug/dri/ 0/i915_ pri_wm_ latency' I ran for over 2 hours without any freeze, and I tried to provoke the error by switching resolution and screen layout several times.