Subject: kern/10829: Deadlock in vgonel()
To: None <gnats-bugs@gnats.netbsd.org>
From: Lennart Augustsson <augustss@hobbes.sandburst.com>
List: netbsd-bugs
Date: 08/14/2000 06:35:21
>Number:         10829
>Category:       kern
>Synopsis:       Deadlock in vgonel()
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Aug 14 06:36:00 PDT 2000
>Closed-Date:
>Last-Modified:
>Originator:     Lennart Augustsson
>Release:        NetBSD-current 2000-08-13
>Organization:
>Environment:
System: NetBSD hobbes-local 1.5E NetBSD 1.5E (HOBBES) #4: Sun Aug 13 19:55:14 MEST 2000 augustss@hobbes-local:/usr/src/sys/arch/i386/compile/HOBBES i386


>Description:
	Calling vdevgone() seems to be able to cause a deadlock in part
	of the system.  The process calling vdevgone() is forever stuck
	in the ltsleep(..., "vgone", ...) on line 1574 in vfs_subr.c.
>How-To-Repeat:
	Plug and unplug USB devices.
>Fix:
	I don't reall know.
>Release-Note:
>Audit-Trail:
>Unformatted: