Just to confirm that we installed the right proposed version of the kernel as this doesn't have any steps to reproduce. It only reproduces randomly after a certain amount of time.
These are the steps we followed to install
Installed packages
dpkg -l | grep -i 4.15.0-47
ii linux-image-unsigned-4.15.0-47-generic 4.15.0-47.50~16.04.1 amd64 Linux kernel image for version 4.15.0 on 64 bit x86 SMP
ii linux-modules-4.15.0-47-generic 4.15.0-47.50~16.04.1 amd64 Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP
dpkg -l | grep -i hwe
ii linux-generic-hwe-16.04 4.15.0.45.66 amd64 Complete Generic Linux kernel and headers
ii linux-headers-generic-hwe-16.04 4.15.0.45.66 amd64 Generic Linux kernel headers
ii linux-image-generic-hwe-16.04 4.15.0.45.66 amd64 Generic Linux kernel image
uname -a
Linux myhostname 4.15.0-47-generic #50~16.04.1-Ubuntu SMP Fri Mar 15 16:06:21 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
@mfo
Just to confirm that we installed the right proposed version of the kernel as this doesn't have any steps to reproduce. It only reproduces randomly after a certain amount of time.
These are the steps we followed to install
echo 'deb http:// archive. ubuntu. com/ubuntu/ xenial-proposed restricted main multiverse universe' > /etc/apt/ sources. list.d/ kernel. list proposed\ nPin-Priority: 400" > /etc/apt/ preferences. d/proposed- updates unsigned- 4.15.0- 47-generic
echo -e "Package: *\nPin: release a=xenial-
apt-get -t xenial-proposed install -y linux-image-
reboot
Installed packages unsigned- 4.15.0- 47-generic 4.15.0- 47.50~16. 04.1 amd64 Linux kernel image for version 4.15.0 on 64 bit x86 SMP 4.15.0- 47-generic 4.15.0- 47.50~16. 04.1 amd64 Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP
dpkg -l | grep -i 4.15.0-47
ii linux-image-
ii linux-modules-
dpkg -l | grep -i hwe hwe-16. 04 4.15.0.45.66 amd64 Complete Generic Linux kernel and headers generic- hwe-16. 04 4.15.0.45.66 amd64 Generic Linux kernel headers generic- hwe-16. 04 4.15.0.45.66 amd64 Generic Linux kernel image
ii linux-generic-
ii linux-headers-
ii linux-image-
uname -a
Linux myhostname 4.15.0-47-generic #50~16.04.1-Ubuntu SMP Fri Mar 15 16:06:21 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux