Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 29 Sep 2010 15:35:31 -0300
From:      Renato Botelho <rbgarga@gmail.com>
To:        Dimitry Andric <dim@freebsd.org>
Cc:        FreeBSD-Current <freebsd-current@freebsd.org>, Kirk McKusick <mckusick@freebsd.org>
Subject:   Re: Soft update panic while running perl 5.12 tests
Message-ID:  <AANLkTinZdjiBOQ-FZf3520SJ2EEYOTbzVrQDQE9FMgiF@mail.gmail.com>
In-Reply-To: <4CA34E16.3030003@FreeBSD.org>
References:  <4CA34E16.3030003@FreeBSD.org>

next in thread | previous in thread | raw e-mail | index | archive | help
On Wed, Sep 29, 2010 at 11:32 AM, Dimitry Andric <dim@freebsd.org> wrote:
> Hi,
>
> I just encountered the following soft update panic while running perl
> 5.12's tests:
>
> panic: indir_trunc: Index out of range -148 parent -2061 lbn -305164
> cpuid =3D 3
> KDB: enter: panic
> [ thread pid 19 tid 100047 ]
> Stopped at =A0 =A0 =A0kdb_enter+0x3a: movl =A0 =A0$0,kdb_why
> db> bt
> Tracing pid 19 tid 100047 td 0xc72e9b40
> kdb_enter(c0cd6a90,c0cd6a90,c0cfe8ab,e6be2b58,3,...) at kdb_enter+0x3a
> panic(c0cfe8ab,ffffff6c,fffff7f3,ffffffff,fffb57f4,...) at panic+0x136
> indir_trunc(fffff7f3,ffffffff,c85507c0,c834d200,c733de00,...) at
> indir_trunc+0x4be
> handle_workitem_indirblk(4,c0cd520e,df,c834d200,c834d200,...) at
> handle_workitem_indirblk+0x64
> handle_workitem_freeblocks(0,e6be2c74,2,5dc,1e0,...) at
> handle_workitem_freeblocks+0x95
> process_worklist_item(c0fb2f98,0,c0cfdf8d,54a,c72e9b40,...) at
> process_worklist_item+0x21c
> softdep_process_worklist(c732aca8,0,c0cfdf8d,4cd,64,...) at
> softdep_process_worklist+0x8c
> softdep_flush(0,e6be2d28,c0cd1c8a,349,c72ed550,...) at softdep_flush+0x2a=
0
> fork_exit(c0afb670,0,e6be2d28) at fork_exit+0xb8
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0, eip =3D 0, esp =3D 0xe6be2d60, ebp =3D 0 ---
>
> It is consistently reproducible. =A0This is on a -current system, at
> r213139, on i386. =A0Settings for the affected filesystem:
>
> tunefs: POSIX.1e ACLs: (-a) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0disabled
> tunefs: NFSv4 ACLs: (-N) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 disabled
> tunefs: MAC multilabel: (-l) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 disabled
> tunefs: soft updates: (-n) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 enabled
> tunefs: soft update journaling: (-j) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 enabled
> tunefs: gjournal: (-J) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 disabled
> tunefs: maximum blocks per file in a cylinder group: (-e) =A02048
> tunefs: average file size: (-f) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A016384
> tunefs: average number of files in a directory: (-s) =A0 =A0 =A0 64
> tunefs: minimum percentage of free space: (-m) =A0 =A0 =A0 =A0 =A0 =A0 8%
> tunefs: optimization preference: (-o) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0 =A0time
> tunefs: volume label: (-L) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 dimtest1
>
> The panic is apparently caused by perl's "op/lfs.t" test, which tests
> perlio with big files. =A0You can test it by building the perl 5.12 port,
> and then running:
>
> cd /usr/ports/lang/perl5.12/work/perl-5.12.2/t
> ../miniperl op/lfs.t
>
> Alternatively, just run "make test" in /usr/ports/lang/perl5.12.

Since i'm running -current with SUJ here, and built perl 5.12
recently without problems, maybe this can help you (I have
that patch applied locally since it was not committed yet).

http://lists.freebsd.org/pipermail/freebsd-current/2010-August/019409.html

--=20
Renato Botelho



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?AANLkTinZdjiBOQ-FZf3520SJ2EEYOTbzVrQDQE9FMgiF>