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Subject: [Bug 200585] [nlm] Fatal trap 9 when printing out KASSERT trying to
 run umount -f on an NFS share while it's trying to print out "lockd not
 responding" in nlm(4)
Date: Wed, 17 Jun 2015 23:25:08 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200585

--- Comment #9 from commit-hook@freebsd.org ---
A commit references this bug:

Author: rmacklem
Date: Wed Jun 17 23:24:47 UTC 2015
New revision: 284531
URL: https://svnweb.freebsd.org/changeset/base/284531

Log:
  Document that a forced dismount of an NFSv3 mount when the
  NLM (rpc.lockd) is running can crash the system.
  Unfortunately this is not easy to fix, but I have left
  PR#200585 open.

  PR:        200585
  MFC after:    3 days

Changes:
  head/sbin/umount/umount.8

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