(In reply to dwagner from comment #17)
> Interesting observation: If I first switch from the X11 display to the
> console display (with Alt-F2), and then enter "echo mem >/sys/power/state"
> on the console, above described crashes upon S3 resume do not occur, and I
> do not see the "[TTM] Buffer eviction failed" in the kernel log, neither
> with vm_update_mode=0, nor with vm_update_mode=3.
> 
> Switching back to the X11 display after a successful S3 resume to the
> console also works fine.
> 
> What could be the relevant difference here?

Well, there is no acceleration involved when in console mode. So maybe this has
something to do with it.

Anyway, i am sidetracked a bit by an internal requirement but once i finish I
will get back to this issue especially because I got another report with the
same failure as you describe.