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>
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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
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