Kernel crashes when using VLANs over a GRE tunnel in RHEL5

Solution Verified - Updated -


Currently we are running kernel 2.6.18-348.6.1.el5 and OpenSwan version 2.6.32-5.el5_9, but kernel is crashing when our application is running and ipsec is restarted.


  • Red Hat Enterprise Linux 5
  • VLANs configured over a GRE tunnel

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