IPMI device not initialized on RHEL7.1

Solution In Progress - Updated -

Issue

We are seeing an issue where the IPMI device is not getting created by default on some of our nodes.

Information from node where device gets created:
OS: Linux s01b06 3.10.0-229.el7.x86_64 #1 SMP Thu Jan 29 18:37:38 EST 2015 x86_64 x86_64 x86_64 GNU/Linux

# lsmod | grep -i ipmi
ipmi_devintf           17572  0
ipmi_si                53353  0
ipmi_msghandler        45603  2 ipmi_devintf,ipmi_si    

# ls -l /dev/ipmi0
crw------- 1 root root 247, 0 May 21 13:28 /dev/ipmi0

# rpm -q --whatprovides /lib/modules/3.10.0-229.el7.x86_64/kernel/drivers/char/ipmi/ipmi_devintf.ko
kernel-3.10.0-229.el7.x86_64
Information from node where device is not created:
OS: Linux s01b05 3.10.0-229.el7.x86_64 #1 SMP Thu Jan 29 18:37:38 EST 2015 x86_64 x86_64 x86_64 GNU/Linux

# lsmod | grep -i ipmi
ipmi_devintf           17572  0
ipmi_si                53353  0
ipmi_msghandler        45603  2 ipmi_devintf,ipmi_si

# ls -l /dev/ipmi0
ls: cannot access /dev/ipmi0: No such file or directory

# rpm -q --whatprovides /lib/modules/3.10.0-229.el7.x86_64/kernel/drivers/char/ipmi/ipmi_devintf.ko
kernel-3.10.0-229.el7.x86_64

Environment

Red Hat Enterprise Linux 7.1

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