Comment # 53 on bug 102322 from Andrey Grodzovsky

Created attachment 141198 [details] [review]
add_debug_info2.patch

Try this patch instead, i might be missing some prints in the first one.
In the last log you attached I haven't seen any UMR dumps or GPU fault prints
in dmesg. THe GPU fault has to be in the log to compare the faulty address
against the debug prints in the patch.