Public bug reported:

Kernel: linux-image-4.15.0-23-generic
Ubuntu: 18.04 
Hardware: Lenovo ThinkPad X1 Yoga 2nd,
model 20JD0026RT

Basically the bug is

https://bugs.freedesktop.org/show_bug.cgi?id=100378
https://bugs.freedesktop.org/show_bug.cgi?id=105196

Downgrade to the latest mainline kernel 4.14.52 fixes the problem.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1779199

Title:
  hangs when resume from hibernation (Fault errors on pipe A)

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