systemd-networkd dumps core in bionic-proposed

[Mark Shuttleworth]

This is apport info for systemd related to #1818340

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: systemd 237-3ubuntu10.14 [modified: lib/systemd/system/systemd-networkd.service]
ProcVersionSignature: Ubuntu 4.15.0-46.49-generic 4.15.18
Uname: Linux 4.15.0-46-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.6
Architecture: amd64
Date: Mon Mar 4 11:03:18 2019
MachineType: Supermicro X9DRL-3F/iF
ProcEnviron:
 LANG=en_ZA.UTF-8
 TERM=xterm-256color
 SHELL=/bin/bash
 XDG_RUNTIME_DIR=<set>
 PATH=(custom, no user)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-46-generic root=UUID=25ab7cee-0f78-4706-acc6-67bbc3d07908 ro console=tty0 console=ttyS1,115200
SourcePackage: systemd
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/12/2018
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 3.3
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: X9DRL-3F/iF
dmi.board.vendor: Supermicro
dmi.board.version: 1.01
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Supermicro
dmi.chassis.version: 0123456789
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr3.3:bd07/12/2018:svnSupermicro:pnX9DRL-3F/iF:pvr0123456789:rvnSupermicro:rnX9DRL-3F/iF:rvr1.01:cvnSupermicro:ct3:cvr0123456789:
dmi.product.family: To be filled by O.E.M.
dmi.product.name: X9DRL-3F/iF
dmi.product.version: 0123456789
dmi.sys.vendor: Supermicro