DRBD not work after Upgrade to linux-image-5.3.0-26-generic

Hi,

After Kernel upgrade and System Reboot DRBD not mohr working.

System nfs01
##############
lsb_release -rd
Description: Ubuntu 18.04.3 LTS
Release: 18.04

uname -a
Linux nfs01 5.0.0-37-generic #40~18.04.1-Ubuntu SMP Thu Nov 14 12:06:39 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

cat /proc/drbd
version: 8.4.11 (api:1/proto:86-101)
srcversion: 1A039827F6ABC247A25EC61

 1: cs:WFConnection ro:Primary/Unknown ds:UpToDate/DUnknown C r-----
    ns:45890195 nr:43260388 dw:86292083 dr:1061858 al:6452 bm:0 lo:0 pe:0 ua:0 ap:0 ep:1 wo:d oos:200856

System nfs02
##############
lsb_release -rd
Description: Ubuntu 18.04.3 LTS
Release: 18.04

uname -a
Linux nfs02 5.3.0-26-generic #28~18.04.1-Ubuntu SMP Wed Dec 18 16:40:14 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
 cat /proc/drbd
version: 8.4.11 (api:1/proto:86-101)
srcversion: A7701877BDDC2E38E3FC52B

service drbd start

/var/log/kern.log
###
Jan 18 11:46:42 nfs02. kernel: [ 3607.812647] drbd: initialized. Version: 8.4.11 (api:1/proto:86-101)
Jan 18 11:46:42 nfs02. kernel: [ 3607.812649] drbd: srcversion: A7701877BDDC2E38E3FC52B
Jan 18 11:46:42 nfs02. kernel: [ 3607.812649] drbd: registered as block device major 147
###

/var/log/syslog
###
Jan 18 11:46:42 nfs02. kernel: [ 3607.812647] drbd: initialized. Version: 8.4.11 (api:1/proto:86-101)
Jan 18 11:46:42 nfs02. kernel: [ 3607.812649] drbd: srcversion: A7701877BDDC2E38E3FC52B
Jan 18 11:46:42 nfs02. kernel: [ 3607.812649] drbd: registered as block device major 147
Jan 18 11:46:42 nfs02. drbd[25327]: * Starting DRBD resources
Jan 18 11:46:42 nfs02. drbd[25327]: [
Jan 18 11:46:42 nfs02. drbd[25327]: create res: NFS:failed(new-resource:20)
Jan 18 11:46:42 nfs02. drbd[25327]: prepare disk: [skipped:NFS]
Jan 18 11:46:42 nfs02. drbd[25327]: adjust disk: [skipped:NFS]
Jan 18 11:46:42 nfs02. drbd[25327]: adjust net: [skipped:NFS]
Jan 18 11:46:42 nfs02. drbd[25327]: ]
Jan 18 11:46:52 nfs02. drbd[25327]: WARN: stdin/stdout is not a TTY; using /dev/consoleoutdated-wfc-timeout has to be shorter than degr-wfc-timeout
Jan 18 11:46:52 nfs02. drbd[25327]: outdated-wfc-timeout implicitly set to degr-wfc-timeout (120s)
Jan 18 11:46:52 nfs02. drbd[25327]: error determining which timeout to use: minor not available
Jan 18 11:46:52 nfs02. drbd[25327]: ...done.
###

/var/log/dpkg.log
2020-01-17 18:15:39 install linux-image-5.3.0-26-generic:amd64 <none> 5.3.0-26.28~18.04.1
2020-01-17 18:15:39 status half-installed linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-17 18:15:40 status unpacked linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-17 18:15:40 status unpacked linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-17 18:15:46 upgrade linux-image-generic-hwe-18.04:amd64 5.0.0.37.95 5.3.0.26.95
2020-01-17 18:15:46 status half-configured linux-image-generic-hwe-18.04:amd64 5.0.0.37.95
2020-01-17 18:15:46 status unpacked linux-image-generic-hwe-18.04:amd64 5.0.0.37.95
2020-01-17 18:15:46 status half-installed linux-image-generic-hwe-18.04:amd64 5.0.0.37.95
2020-01-17 18:15:46 status half-installed linux-image-generic-hwe-18.04:amd64 5.0.0.37.95
2020-01-17 18:15:46 status unpacked linux-image-generic-hwe-18.04:amd64 5.3.0.26.95
2020-01-17 18:15:46 status unpacked linux-image-generic-hwe-18.04:amd64 5.3.0.26.95
2020-01-17 18:15:47 configure linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1 <none>
2020-01-17 18:15:47 status unpacked linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-17 18:15:47 status half-configured linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-17 18:15:47 status installed linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-17 18:15:47 status triggers-pending linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-17 18:15:48 configure linux-image-generic-hwe-18.04:amd64 5.3.0.26.95 <none>
2020-01-17 18:15:48 status unpacked linux-image-generic-hwe-18.04:amd64 5.3.0.26.95
2020-01-17 18:15:48 status half-configured linux-image-generic-hwe-18.04:amd64 5.3.0.26.95
2020-01-17 18:15:48 status installed linux-image-generic-hwe-18.04:amd64 5.3.0.26.95
2020-01-17 18:15:48 trigproc linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1 <none>
2020-01-17 18:15:48 status half-configured linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-17 18:16:04 status installed linux-image-5.3.0-26-generic:amd64 5.3.0-26.28~18.04.1
2020-01-18 06:21:59 status installed linux-image-5.0.0-36-generic:amd64 5.0.0-36.39~18.04.1
2020-01-18 06:21:59 remove linux-image-5.0.0-36-generic:amd64 5.0.0-36.39~18.04.1 <none>
2020-01-18 06:21:59 status half-configured linux-image-5.0.0-36-generic:amd64 5.0.0-36.39~18.04.1
2020-01-18 06:21:59 status half-installed linux-image-5.0.0-36-generic:amd64 5.0.0-36.39~18.04.1
2020-01-18 06:22:00 status config-files linux-image-5.0.0-36-generic:amd64 5.0.0-36.39~18.04.1
2020-01-18 06:22:00 status config-files linux-image-5.0.0-36-generic:amd64 5.0.0-36.39~18.04.1

the problem has been with the new kernel.
This was installed by unattendet upgrads yesterday.

After restarting the system to the old 5.0 kernel, drbd runs again without problems.