Ubuntu
procps package

  1. Bug #859311
  2. Comment #4

Comment 4 for bug 859311

Revision history for this message
Chris J Arges (arges) wrote :

I believe this is a duplicate of this bug:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1057593

I would recommend upgrading your kernel such that it has this fix.