Module using skb_recv_datagram () function fails to work in RHEL 8.8 and causes server hang.

Solution Unverified - Updated -

Issue

  • 100% CPU and Memory lockup on RHEL 8.8
  • While running a "make" on module in version 8.8 it fails.
  • Server hang and CPU goes to 100% in kernel mode.

Environment

  • Red Hat Enterprise linux 8.8
  • kernel-4.18.0-477.13.1.el8_8

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