ksh randomly crashes on login

Solution Unverified - Updated -

Issue

  • From time to time, when an user attempts to login, ksh will crash, with a logged message like this:
Apr 15 07:24:25 server kernel: ksh[3398] general protection ip:452989 sp:7fffef834e00 error:0 in ksh93[400000+15b000]

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9
  • ksh

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