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Date:      Mon, 18 Jul 2016 04:30:35 +0000 (UTC)
From:      Konstantin Belousov <kib@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r302981 - head/sys/kern
Message-ID:  <201607180430.u6I4UZQ3054065@repo.freebsd.org>

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Author: kib
Date: Mon Jul 18 04:30:34 2016
New Revision: 302981
URL: https://svnweb.freebsd.org/changeset/base/302981

Log:
  Fix another bug after r302350.
  
  Reported and tested by:	pho
  PR:	210884
  Sponsored by:	The FreeBSD Foundation
  MFC after:	3 days

Modified:
  head/sys/kern/kern_exit.c

Modified: head/sys/kern/kern_exit.c
==============================================================================
--- head/sys/kern/kern_exit.c	Mon Jul 18 04:20:26 2016	(r302980)
+++ head/sys/kern/kern_exit.c	Mon Jul 18 04:30:34 2016	(r302981)
@@ -345,7 +345,7 @@ exit1(struct thread *td, int rval, int s
 	 * executing, prevent it from rearming itself and let it finish.
 	 */
 	if (timevalisset(&p->p_realtimer.it_value) &&
-	    callout_stop(&p->p_itcallout) == 0) {
+	    _callout_stop_safe(&p->p_itcallout, CS_EXECUTING, NULL) == 0) {
 		timevalclear(&p->p_realtimer.it_interval);
 		msleep(&p->p_itcallout, &p->p_mtx, PWAIT, "ritwait", 0);
 		KASSERT(!timevalisset(&p->p_realtimer.it_value),



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