xenial/linux: 4.4.0-163.191 -proposed tracker

[Stefan Bader]

This bug will contain status and test results related to a kernel source (or snap) as stated in the title.

For an explanation of the tasks and the associated workflow see:
  https://wiki.ubuntu.com/Kernel/kernel-sru-workflow

-- swm properties --
boot-testing-requested: true
bugs-spammed: true
packages:
  main: linux
  meta: linux-meta
  signed: linux-signed
phase: Signoff
phase-changed: Tuesday, 17. September 2019 20:01 UTC
proposed-announcement-sent: true
proposed-testing-requested: true
reason:
  automated-testing: Ongoing -- testing in progress
  certification-testing: Ongoing -- testing in progress
  regression-testing: Ongoing -- testing in progress
  security-signoff: Stalled -- waiting for signoff
  verification-testing: Ongoing -- testing in progress
replaces: 1842608
trackers:
  trusty/linux-aws: bug 1842606
  trusty/linux-lts-xenial: bug 1842607
  xenial/linux-aws: bug 1842597
  xenial/linux-fips: bug 1842605
  xenial/linux-kvm: bug 1842598
  xenial/linux-raspi2: bug 1842600
  xenial/linux-snapdragon: bug 1842603
  xenial/linux/pc-kernel: bug 1843581
variant: debs