Thanks for the heads up on the libssl issue.  Much appreciated.  It's just sad that this is where we are with the mainline kernel.
Take care.

HH

09.05.2018, 06:50, "Pasi Tarhonen" <email address hidden>:
> This is fixed partly in the the bug
> https://bugs.launchpad.net/bugs/1766728 by updating Xenial package
> linux-base to include linux-update-symlinks binary. No fix for Trusty
> available so far, but the Xenial fix seems to working also with Trusty
> by updating linux-base to version 4.5.
>
> Other error with libssl1.1 can be workaround at least by installing PPA
> ppa:ondrej/nginx-mainline. That package contains among the nginx
> binaries also newer version of OpenSSL package (that seems to be)
> required by linux-4.16.4 onwards.
>
> I used both workarounds with my Trusty box and got linux-4.16.7
> installed OK, so far so good...
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1768121
>
> Title:
>   Mainline Kernel since 4.16.4 has postinstall script error
>
> Status in linux package in Ubuntu:
>   Confirmed
>
> Bug description:
>   Hello,
>
>   I don't know who does the packaging for the Mainline
>   Kernel(http://kernel.ubuntu.com/~kernel-ppa/mainline/), but it has
>   been erroring out in packaging and also for the packages in x64/32
>   that have made it, there are post install script errors within the
>   packaging which disallow installation of the kernel. Tested on Ubuntu
>   16.04.
>
>   Selecting previously unselected package linux-headers-4.16.6-041606.
>   (Reading database ... 392264 files and directories currently installed.)
>   Preparing to unpack linux-headers-4.16.6-041606_4.16.6-041606.201804300418_all.deb ...
>   Unpacking linux-headers-4.16.6-041606 (4.16.6-041606.201804300418) ...
>   Selecting previously unselected package linux-headers-4.16.6-041606-generic.
>   Preparing to unpack linux-headers-4.16.6-041606-generic_4.16.6-041606.201804300418_amd64.deb ...
>   Unpacking linux-headers-4.16.6-041606-generic (4.16.6-041606.201804300418) ...
>   Selecting previously unselected package linux-image-unsigned-4.16.6-041606-generic.
>   Preparing to unpack linux-image-unsigned-4.16.6-041606-generic_4.16.6-041606.201804300418_amd64.deb ...
>   Unpacking linux-image-unsigned-4.16.6-041606-generic (4.16.6-041606.201804300418) ...
>   Selecting previously unselected package linux-modules-4.16.6-041606-generic.
>   Preparing to unpack linux-modules-4.16.6-041606-generic_4.16.6-041606.201804300418_amd64.deb ...
>   Unpacking linux-modules-4.16.6-041606-generic (4.16.6-041606.201804300418) ...
>   Setting up linux-headers-4.16.6-041606 (4.16.6-041606.201804300418) ...
>   dpkg: dependency problems prevent configuration of linux-headers-4.16.6-041606-generic:
>    linux-headers-4.16.6-041606-generic depends on libssl1.1 (>= 1.1.0); however:
>     Package libssl1.1 is not installed.
>
>   dpkg: error processing package linux-headers-4.16.6-041606-generic (--install):
>    dependency problems - leaving unconfigured
>   Setting up linux-modules-4.16.6-041606-generic (4.16.6-041606.201804300418) ...
>   Setting up linux-image-unsigned-4.16.6-041606-generic (4.16.6-041606.201804300418) ...
>   /var/lib/dpkg/info/linux-image-unsigned-4.16.6-041606-generic.postinst: 50: /var/lib/dpkg/info/linux-image-unsigned-4.16.6-041606-generic.postinst: linux-update-symlinks: not found
>   dpkg: error processing package linux-image-unsigned-4.16.6-041606-generic (--install):
>    subprocess installed post-installation script returned error exit status 127
>   Errors were encountered while processing:
>    linux-headers-4.16.6-041606-generic
>    linux-image-unsigned-4.16.6-041606-generic
>
>   What's new in 4.16.6 is the libssl1.1 dependency, as it just errored
>   out with a half installed kernel and that post-installation script
>   error you see above. Please let whoever packages these kernels know
>   that is't been dead stick post 4.16.3. Thanks.
>
>   HH
>
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