Following the suggestion on https://forums.lenovo.com/t5/Other-Linux-Discussions/Thinkpad-T14-Gen-3-has-no-available-HDMI-ports-under-Linux/m-p/5147202?page=8#5745003 I've tried setting i915.enable_psr2_sel_fetch=0, which does seem to avoid the traceback.
Following the suggestion on https:/ /forums. lenovo. com/t5/ Other-Linux- Discussions/ Thinkpad- T14-Gen- 3-has-no- available- HDMI-ports- under-Linux/ m-p/5147202? page=8# 5745003 I've tried setting i915.enable_ psr2_sel_ fetch=0, which does seem to avoid the traceback.