On 2019-04-10 10:59:59 [+0200], To Bernhard Landauer wrote: > On 2019-04-10 10:55:24 [+0200], Bernhard Landauer wrote: > > So no. The patch definitely doesn't solve the issue I'm afraid. Just > > tested now and situation is still the same. > > Do you have another box to cross check that? I have here an i7 with i915 > and I don't have the problem. I killed firefox in the middle of the > operation and then restoring last session just went fine. > So whatever it is, I can't reproduce it. > > Can you enable lockdep / debugging and check what dmesg says? did the issue vanish in v5.0.7-rt5? Sebastian