kern/167371: [ZFS] - Assertion failed in user land tasks_destroy()

[Marcelo Araujo]

>Number:         167371
>Category:       kern
>Synopsis:       [ZFS] - Assertion failed in user land tasks_destroy()
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Apr 27 19:30:11 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator:     Marcelo Araujo
>Release:        CURRENT
>Organization:
FreeBSD
>Environment:
FreeBSD hosta 10.0-CURRENT FreeBSD 10.0-CURRENT #2 r233530M: Mon Apr 23 11:51:58 UTC 2012     araujo at hosta:/usr/obj/usr/src/sys/HOSTA  i386
>Description:
Assertion failed in tasksq_destroy().
Obtained from Illumos:
changeset 13640	3eac1e8e0f4c
>How-To-Repeat:

>Fix:


Patch attached with submission follows:

Index: contrib/opensolaris/lib/libzpool/common/taskq.c
===================================================================
--- contrib/opensolaris/lib/libzpool/common/taskq.c	(revision 234736)
+++ contrib/opensolaris/lib/libzpool/common/taskq.c	(working copy)
@@ -140,6 +140,7 @@
 	t->task_prev->task_next = t;
 	t->task_func = func;
 	t->task_arg = arg;
+	t->tqent_flags = 0;
 	cv_signal(&tq->tq_dispatch_cv);
 	mutex_exit(&tq->tq_lock);
 	return (1);


>Release-Note:
>Audit-Trail:
>Unformatted: