https://bugs.freedesktop.org/show_bug.cgi?id=109692
--- Comment #29 from Andrey Grodzovsky andrey.grodzovsky@amd.com --- (In reply to mikhail.v.gavrilov from comment #28)
And again deadlock occurred.
Yea, looks like another annoying regression. Try first of all to revert all the 3 patches i uploaded here and see if you are back to the original deadlock or this issue is still there masking our problem.