Eoan s390x LPAR kernel taints due to out-of-tree spl module and CDDL license of znvpair module

[Po-Hsu Lin]

Not sure if this can be fixed or not.
dmesg from a clean reboot s390x LPAR Eoan system shows its kernel was tainted due to these 2 reasons:

ubuntu@s2lp4:~$ cat /proc/sys/kernel/tainted
4097
ubuntu@s2lp4:~$ cat /proc/sys/kernel/tainted^C
ubuntu@s2lp4:~$ dmesg | grep -i taint
[ 20.846400] spl: loading out-of-tree module taints kernel.
[ 20.852996] znvpair: module license 'CDDL' taints kernel.
[ 20.852997] Disabling lock debugging due to kernel taint

ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: linux-image-5.3.0-28-generic 5.3.0-28.30
ProcVersionSignature: Ubuntu 5.3.0-28.30-generic 5.3.13
Uname: Linux 5.3.0-28-generic s390x
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access '/dev/snd/': No such file or directory
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
ApportVersion: 2.20.11-0ubuntu8.3
Architecture: s390x
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 'arecord'
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
Date: Fri Jan 17 04:40:29 2020
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
Lsusb: Error: command ['lsusb'] failed with exit code 1:
PciMultimedia:

ProcFB:

ProcKernelCmdLine: root=UUID=d15a5734-c073-4c9a-80ad-65a914214bb8 crashkernel=196M BOOT_IMAGE=0
RelatedPackageVersions:
 linux-restricted-modules-5.3.0-28-generic N/A
 linux-backports-modules-5.3.0-28-generic N/A
 linux-firmware 1.183.3
RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This change was made by a bot.