udevd hangs for 3 minutes on boot in Red Hat Enterprise Linux 6 .

Issue

• udevd hangs for 3 minutes on boot

Starting udev: 
udevadm settle - timeout of 180 seconds reached, the event queue contains:
  /sys/devices/pci0000:00/0000:00:07.0/net/eth0 (1396)
  /sys/devices/pci0000:00/0000:00:07.0/net/eth0/queues/rx-0 (1397)
  /sys/devices/pci0000:00/0000:00:07.0/net/eth0/queues/tx-0 (1398)
Wait timeout. Will continue in the background.  [FAILED]
Setting hostname test.example.com:      [  OK  ]
udevd[541]: worker [548] unexpectedly returned with status 0x0100
udevd[541]: worker [548] failed while handling '/devices/pci0000:00/0000:00:07.0/net/eth0'