«ip link del» causes teamd to segfault

Platform:

$ cat /etc/redhat-release 
Fedora release 20 (Heisenbug)

$ rpm -qa | grep -E '(teamd|libteam)'
teamd-1.15-1.fc20.x86_64
python-libteam-1.15-1.fc20.x86_64
libteam-1.15-1.fc20.x86_64

$ uname -r
3.17.8-200.fc20.x86_64

Team device:

# cat team0.conf 
{
    "device": "team0",
    "runner": {"name": "activebackup"},
    "link_watch": {"name": "ethtool"},
    "ports": {
        "team0p0": {
            "prio": -10,
            "sticky": true
        },
        "team0p1": {
            "prio": 100
        }
    }
}

team0p0, team0p1 — dummy devices

Run:

# teamd -o -f team0.conf 
1.15 successfully started.
team0p0: ethtool-link went up.
team0p0: Can't get port priority. Using default.
Changed active port to "team0p0".
team0p1: ethtool-link went up.
team0p1: Can't get port priority. Using default.
team0p0: ethtool-link went down.
team0p0: Can't get port priority. Using default.
team0p1: Failed to enable active port.
Loop callback failed with: Invalid argument
team0p1: ethtool-link went down.
<--------------- $ sudo ip link del dev team0
Segmentation fault

Reproducible in 146%.

jpirko / libteam

«ip link del» causes teamd to segfault #11