Google Groups no longer supports new Usenet posts or subscriptions. Historical content remains viewable.

Dismiss

Re: kern/23986

4 views

Skip to first unread message

Antti Kantee

unread,

Jun 29, 2010, 11:26:44 AM6/29/10

to kern-bu...@netbsd.org, gnats...@netbsd.org, netbs...@netbsd.org, cesar_...@yahoo.com

The following reply was made to PR kern/23986; it has been noted by GNATS.

From: Antti Kantee <po...@cs.hut.fi>
To: gnats...@netbsd.org
Cc:
Subject: Re: kern/23986
Date: Tue, 29 Jun 2010 18:21:23 +0300

The how-to-repeat recipe works in 5.1RC3 (meaning it doesn't panic),
but is broken again in -current:

mount_union: "Tunion2/A" is a relative path.
mount_union: using "/root/test/Tunion2/A" instead.
mount_union: "Tunion" is a relative path.
mount_union: using "/root/test/Tunion" instead.
WARNING: the union file system is experimental
WARNING: it can cause crashes and file system corruption
mount_union: "Tunion2/B" is a relative path.
mount_union: using "/root/test/Tunion2/B" instead.
mount_union: "Tunion" is a relative path.
mount_union: using "/root/test/Tunion" instead.
WARNING: the union file system is experimental
WARNING: it can cause crashes and file system corruption
Reader / writer lock error: rw_vector_enter: locking against myself

lock address : 0x00000000cb4710e8
current cpu : 0
current lwp : 0x00000000cb467d20
owner/count : 0x00000000cb467d20 flags : 0x0000000000000004

panic: lock error
fatal breakpoint trap in supervisor mode
trap type 1 code 0 eip c023b884 cs 8 eflags 246 cr2 bbb33160 ilevel 0
Stopped in pid 368.1 (mount_union) at netbsd:breakpoint+0x4: popl %ebp

Antti Kantee

unread,

Jun 29, 2010, 11:30:47 AM6/29/10

to kern-bu...@netbsd.org, gnats...@netbsd.org, netbs...@netbsd.org, cesar_...@yahoo.com

The following reply was made to PR kern/23986; it has been noted by GNATS.

From: Antti Kantee <po...@netbsd.org>
To: gnats...@gnats.NetBSD.org
Cc:
Subject: PR/23986 CVS commit: src/tests/fs/union
Date: Tue, 29 Jun 2010 15:25:28 +0000

Module Name: src
Committed By: pooka
Date: Tue Jun 29 15:25:28 UTC 2010

Modified Files:
src/tests/fs/union: Makefile
Added Files:
src/tests/fs/union: t_pr.c

Log Message:
xfail test for problem described in PR kern/23986

To generate a diff of this commit:
cvs rdiff -u -r1.1 -r1.2 src/tests/fs/union/Makefile
cvs rdiff -u -r0 -r1.1 src/tests/fs/union/t_pr.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Juergen Hannken-Illjes

unread,

Jun 30, 2010, 9:15:44 AM6/30/10

to kern-bu...@netbsd.org, gnats...@netbsd.org, netbs...@netbsd.org, cesar_...@yahoo.com

The following reply was made to PR kern/23986; it has been noted by GNATS.

From: Juergen Hannken-Illjes <han...@netbsd.org>
To: gnats...@gnats.NetBSD.org
Cc:
Subject: PR/23986 CVS commit: src/sys/fs/union
Date: Wed, 30 Jun 2010 13:10:35 +0000

Module Name: src
Committed By: hannken
Date: Wed Jun 30 13:10:35 UTC 2010

Modified Files:
src/sys/fs/union: union_vfsops.c

Log Message:
The directory vnode must be locked before we call VOP_WHITEOUT().

Should fix PR #23986 "problem mounting directories".

To generate a diff of this commit:

cvs rdiff -u -r1.61 -r1.62 src/sys/fs/union/union_vfsops.c

han...@netbsd.org

unread,

Jul 4, 2010, 12:16:24 PM7/4/10

to kern-bu...@netbsd.org, netbs...@netbsd.org, gnats...@netbsd.org, han...@netbsd.org, cesar_...@yahoo.com

Synopsis: problem mounting directories

State-Changed-From-To: open->closed
State-Changed-By: han...@NetBSD.org
State-Changed-When: Sun, 04 Jul 2010 16:15:47 +0000
State-Changed-Why:
Fixed with Rev. 1.62 of sys/fs/union/union_vfsops.c

Corks Tony

unread,

Oct 29, 2023, 8:36:16 AM10/29/23

Mary Jones

unread,

Oct 29, 2023, 7:12:28 PM10/29/23

0 new messages