Bug#884784: systemd-network segfaults

[Michael Biebl]

Control: severity -1 important
Control: tags -1 moreinfo
Control: found -1 236-1
Control: notfound -1 235-3

Am 19.12.2017 um 18:50 schrieb Rémi Denis-Courmont:
> Package: systemd
> Version: 235-3
> Severity: critical
> Justification: breaks unrelated software
> 
> Dear Maintainer,
> 
> systemd-networkd from version 236-1 systematically segfaults at start-up.
> Eventually, systemd gives up on starting the service. As neither the
> DHCPv4 lease nor the IPv6 Prefix Delegation are performed, the entire
> system becomes unreachable.
> 
> Downgrading to 235-3 fixes the problem. Bug is reported while running the
> downgraded version for obvious reasons.
> 
> syslog extract:
> 
> Dec 18 23:09:23 basile systemd-networkd[275]: /etc/systemd/network/mv1.netdev:7: Unknown section 'MACVTAP'. Ignoring.
> Dec 18 23:09:23 basile systemd-networkd[275]: /etc/systemd/network/mv0.netdev:7: Unknown section 'MACVLAN'. Ignoring.

Your configuration seems to be incorrect. Please fix that and try again.

> Dec 18 23:09:23 basile systemd-networkd[275]: Enumeration completed
> Dec 18 23:09:23 basile systemd-networkd[275]: eth0: IPv6 successfully enabled
> Dec 18 23:09:23 basile systemd-networkd[275]: eth0: Could not bring up interface: Invalid argument
> Dec 18 23:09:23 basile kernel: [    1.954336] systemd-network[275]: segfault at 80000562e ip 00007f88725c2f36 sp 00007ffe8dbd8b48 error 4 in libc-2.25.so[7f8872541000+199000]

Please try to provide a backtrace of the crash.
For that, install the dbgsym packages for systemd and libsystemd0.

https://wiki.debian.org/HowToGetABacktrace


> Kernel: Linux 4.12.14-basile (SMP w/4 CPU cores)

That kernel is not provided by Debian. Can you reproduce the issue with
a Debian kernel as well?

-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

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