I turned off crash handling and made it dump straight to core this time. Attached is the backtrace and the einfo for X Reproducible: Sometimes Steps to Reproduce: unknown Actual Results: crash Expected Results: no crash
Created attachment 370434 [details] gdb backtrace
Created attachment 370436 [details] emerge --info for X
Please attach Xorg.0.log.
Sorry, I lost it.
I'm closing this since I wasn't able to reproduce it.