The software described in this documentation is either in Extended Support or Sustaining Support. See https://www.oracle.com/us/support/library/enterprise-linux-support-policies-069172.pdf for more information.
Oracle recommends that you upgrade the software described by this documentation as soon as possible.

2.2.2 OFED iSER Feature Causes Out-Of-Memory Error

An Oracle Linux 6 system with the oracle-ofed-release packages installed and an iSER (iSCSI Extensions for RDMA) target configured, hangs and generates an out-of-memory error when the initiator logs into the iSER target disk. The login fails and the target system hangs. The following error is displayed on the remote console: Out of memory: Kill process ...

(Bug ID 22230403)