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Subject: [Bug 193269] panic: kdb_switch: did not reenter debugger (from
 sysctl debug.kdb.enter=1 w/ i915kms)
Date: Thu, 04 Sep 2014 17:06:21 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D193269

Jean-S=C3=A9bastien P=C3=A9dron <dumbbell@FreeBSD.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |dumbbell@FreeBSD.org

--- Comment #2 from Jean-S=C3=A9bastien P=C3=A9dron <dumbbell@FreeBSD.org> =
---
Created attachment 146807
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D146807&action=
=3Dedit
USe DELAY() when DDB is active

Andriy, you were right. Using DELAY() instead of pause() when kdb_active is
true fixes the panic for me. I attached the patch I used.

Could you please elaborate on the kdb_trap requirements? What should we do =
in
DRM to fix this?

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