NetBSD Problem Report #41251
From yamt@mwd.biglobe.ne.jp Mon Apr 20 01:07:11 2009
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Date: Mon, 20 Apr 2009 08:47:52 +0900 (JST)
From: yamt@mwd.biglobe.ne.jp
Reply-To: yamt@mwd.biglobe.ne.jp
To: gnats-bugs@gnats.NetBSD.org
Subject: veriexec locking seems broken
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>Number: 41251
>Category: kern
>Synopsis: veriexec locking seems broken
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: kern-bug-people
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Mon Apr 20 01:10:00 +0000 2009
>Originator: YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>
>Release: NetBSD 5.99.11
>Organization:
>Environment:
System: NetBSD kaeru 5.99.11
Architecture: i386
Machine: i386
>Description:
locking seems broken in veriexec.
- VERIEXEC_RW_UPGRADE is something unacceptable.
- veriexec_fp_calc seems to be confused and mix vnode lock and
veriexec_op_lock.
- it traverses mountlist without locking.
>How-To-Repeat:
code inspection.
>Fix:
>Unformatted:
(Contact us)
$NetBSD: query-full-pr,v 1.39 2013/11/01 18:47:49 spz Exp $
$NetBSD: gnats_config.sh,v 1.8 2006/05/07 09:23:38 tsutsui Exp $
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