Comment 1 for bug 1426711

Yepp, I can confirm that ibutils 1.5.7-3 breaks in Ubuntu 14.10, since it links against no-longer-provided

The Ubuntu 14.10 version of libopensm5 (3.3.18-1) instead provide Making a non-change rebuild against an Ubuntu 14.10 environment makes ibutils link up properly.

The reason for this not being an issue in Ubuntu 15.04 is because its 1.5.7-3build1 verison is the needed rebuild.

@Andreas: In case you want/can test the Ubuntu 14.10 rebuild against actual InfiniBand hardware you can add the PPA. Either that, or directly grab these two debs:,