I'm regularly (roughly every week) seeing netfilter related kernel panics that are causing unrecoverable btrfs errors on my cache drives.
Switched off VM manager and limited docker containers to just the essentials but it's still falling over.
Nothing written out to syslog, but this is a representative screenshot of the IPMI console:
Attached diagnostics after reboot collected immediately after two occurances.
jupiter-diagnostics-20200630-1028.zip
jupiter-diagnostics-20200706-1009.zip