RE: [2.6] Perl weirdness with ext3 and HTREE

From: Christopher Li
Date: Fri Aug 08 2003 - 14:54:42 EST

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Thanks, that script has successfully massed up my box.
I will play with it in the weekend.

Chris

> -----Original Message-----
> From: Martin Schlemmer [mailto:azarah@xxxxxxxxxx]
> Sent: Wednesday, August 06, 2003 3:28 PM
> To: Christopher Li
> Cc: KML; akpm@xxxxxxxxx; adilger@xxxxxxxxxxxxx; ext3-users@xxxxxxxxxx;
> x86-kernel@xxxxxxxxxx
> Subject: RE: [2.6] Perl weirdness with ext3 and HTREE
>
>
> On Wed, 2003-08-06 at 22:22, Christopher Li wrote:
>
> > > Just grab the perl source, if you want, I can mail you
> the ebuild that
> > > should give some direction in how to compile it, or grab
> your local
> > > .spec, configure it (maybe with install location not in
> /), and then
> > > just compile and finally install to a ext3 FS with HTREE enabled.
> > > Usually over here, it keeps on leaving an invalid entry to
> > > ..usr/share/man/man3/Hash::Util.tmp.
> > >
> >
> > I am running 2.6-test2 kernel. Download the perl 5.8.0
> (stable.tar.gz).
> > ./Configure --prefix=/mnt/hdc3; make; make install.
> >
> > It did not happen for me. Hash::Util.3 was installed correctly.
> > (Of course, I did turn on directory index)
> >
> > Can you send me more infomation how you build the perl package
> > and install it? I guess I have to do more gentoo like step
> to duplicate
> > it :-)
> >
>
> I have gotten a few of these while testing:
>
> -----------------------------------------
> EXT3-fs warning (device hdc1): ext3_unlink: Deleting nonexistent file
> (4759186), 0
> Slab corruption: start=cb147184, expend=cb14736f, problemat=cb1471f8
> Last user: [<c019ae7f>](ext3_destroy_inode+0x1d/0x21)
> Data:
> **************************************************************
> ******************************************************F4 F1
> 15 F6
> **************************************************************
> **************************************************************
> **************************************************************
> **************************************************************
> **************************************************************
> *************************************************************A5
> Next: 71 F0 2C .7F AE 19 C0 71 F0 2C .********************
> slab error in check_poison_obj(): cache `ext3_inode_cache': object was
> modified after freeing
> Call Trace:
> [<c0141634>] check_poison_obj+0x161/0x1a1
> [<c0143128>] kmem_cache_alloc+0x11f/0x159
> [<c019ae46>] ext3_alloc_inode+0x18/0x34
> [<c019ae46>] ext3_alloc_inode+0x18/0x34
> [<c0171f74>] alloc_inode+0x1c/0x14d
> [<c01729db>] new_inode+0x1a/0xa2
> [<c0192207>] ext3_new_inode+0x41/0x6d8
> [<c014313c>] kmem_cache_alloc+0x133/0x159
> [<c01a0244>] new_handle+0x1c/0x4e
> [<c01992e4>] ext3_mkdir+0x74/0x2b6
> [<c01665dc>] permission+0x2f/0x4b
> [<c0168555>] vfs_mkdir+0x6d/0xbf
> [<c016865e>] sys_mkdir+0xb7/0xf7
> [<c010aaa5>] sysenter_past_esp+0x52/0x71
>
> -----------------------------------------
>
> A more complete one is attached (just more similar ones).
>
> Attached is a script (test.sh) and a list of man page names
> (list) that
> I can recreate it without needing perl. The list may or may not be
> pruned some more, but I will try tonight again after some sleep ;)
>
> Here is a test run (note that it do the same with symlinks instead of
> hard links):
>
> -----------------------------------------
> nosferatu space # uname -a
> Linux nosferatu 2.6.0-test2-bk5 #2 SMP Wed Aug 6 00:21:15
> SAST 2003 i686
> Intel(R) Pentium(R) 4 CPU 2.40GHz GenuineIntel GNU/Linux
> nosferatu space # dumpe2fs /dev/hdc1 | grep features
> dumpe2fs 1.34 (25-Jul-2003)
> Filesystem features: has_journal dir_index filetype
> needs_recovery
> sparse_super large_file
> nosferatu space # pwd
> /space
> nosferatu space # mount | grep `pwd`
> /dev/hdc1 on /space type ext3 (rw,noatime)
> nosferatu space # ls foo/
> ls: foo/: No such file or directory
> nosferatu space # cat test.sh
> #!/bin/bash
>
> i=1
>
> testdir="`pwd`/foo"
>
> (rm -rf "$testdir"; rm -rf "$testdir") &>/dev/null
> mkdir -p "$testdir"
>
> for x in $(cat list)
> do
> temp="$testdir/${x/3pm/tmp}"
> x="$testdir/${x}"
>
> touch "$temp"
> ln "$temp" "$x"
> rm -f "$temp"
>
> # echo "Pass $i"
>
> # i=$((i+1))
> done
>
> nosferatu space # ./test.sh
> nosferatu space # ls foo/
> ls: foo/Win32.tmp: No such file or directory
> Fcntl.3pm PerlIO::via.3pm
> Hash::Util.3pm PerlIO::via::QuotedPrint.3pm
> I18N::Collate.3pm Pod::Checker.3pm
> I18N::LangTags.3pm Pod::Find.3pm
> I18N::LangTags::List.3pm Pod::Html.3pm
> I18N::Langinfo.3pm Pod::InputObjects.3pm
> IO.3pm Pod::LaTeX.3pm
> IO::Dir.3pm Pod::Man.3pm
> IO::File.3pm Pod::ParseLink.3pm
> IO::Handle.3pm Pod::ParseUtils.3pm
> IO::Pipe.3pm Pod::Parser.3pm
> IO::Poll.3pm Pod::Plainer.3pm
> IO::Seekable.3pm Pod::Select.3pm
> IO::Select.3pm Pod::Text.3pm
> IO::Socket.3pm Pod::Text::Color.3pm
> IO::Socket::INET.3pm Pod::Text::Overstrike.3pm
> IO::Socket::UNIX.3pm Pod::Text::Termcap.3pm
> IPC::Msg.3pm Pod::Usage.3pm
> IPC::Open2.3pm SDBM_File.3pm
> IPC::Open3.3pm Safe.3pm
> IPC::Semaphore.3pm Scalar::Util.3pm
> IPC::SysV.3pm Search::Dict.3pm
> List::Util.3pm SelectSaver.3pm
> Locale::Constants.3pm SelfLoader.3pm
> Locale::Country.3pm Shell.3pm
> Locale::Currency.3pm Socket.3pm
> Locale::Language.3pm Storable.3pm
> Locale::Maketext.3pm Switch.3pm
> Locale::Maketext::TPJ13.3pm Symbol.3pm
> Locale::Script.3pm Sys::Hostname.3pm
> MIME::Base64.3pm Sys::Syslog.3pm
> MIME::QuotedPrint.3pm Term::ANSIColor.3pm
> Math::BigFloat.3pm Term::Cap.3pm
> Math::BigFloat::Trace.3pm Term::Complete.3pm
> Math::BigInt.3pm Term::ReadLine.3pm
> Math::BigInt::Calc.3pm Test.3pm
> Math::BigInt::Trace.3pm Test::Builder.3pm
> Math::BigRat.3pm Test::Harness.3pm
> Math::Complex.3pm Test::Harness::Assert.3pm
> Math::Trig.3pm Test::Harness::Iterator.3pm
> Memoize.3pm Test::Harness::Straps.3pm
> Memoize::AnyDBM_File.3pm Test::More.3pm
> Memoize::Expire.3pm Test::Simple.3pm
> Memoize::ExpireFile.3pm Test::Tutorial.3pm
> Memoize::ExpireTest.3pm Text::Abbrev.3pm
> Memoize::NDBM_File.3pm Text::Balanced.3pm
> Memoize::SDBM_File.3pm Text::ParseWords.3pm
> Memoize::Storable.3pm Text::Soundex.3pm
> NDBM_File.3pm Text::Tabs.3pm
> NEXT.3pm Text::Wrap.3pm
> Net::Cmd.3pm Thread.3pm
> Net::Config.3pm Thread::Queue.3pm
> Net::Domain.3pm Thread::Semaphore.3pm
> Net::FTP.3pm Tie::Array.3pm
> Net::FTP::A.3pm Tie::File.3pm
> Net::FTP::E.3pm Tie::Handle.3pm
> Net::FTP::I.3pm Tie::Hash.3pm
> Net::FTP::L.3pm Tie::Memoize.3pm
> Net::FTP::dataconn.3pm Tie::RefHash.3pm
> Net::NNTP.3pm Tie::Scalar.3pm
> Net::Netrc.3pm Tie::SubstrHash.3pm
> Net::POP3.3pm Time::HiRes.3pm
> Net::Ping.3pm Time::Local.3pm
> Net::SMTP.3pm Time::gmtime.3pm
> Net::Time.3pm Time::localtime.3pm
> Net::hostent.3pm Time::tm.3pm
> Net::libnetFAQ.3pm UNIVERSAL.3pm
> Net::netent.3pm Unicode::Collate.3pm
> Net::protoent.3pm Unicode::Normalize.3pm
> Net::servent.3pm Unicode::UCD.3pm
> O.3pm User::grent.3pm
> Opcode.3pm User::pwent.3pm
> POSIX.3pm Win32.3pm
> PerlIO.3pm XS::APItest.3pm
> PerlIO::encoding.3pm XS::Typemap.3pm
> PerlIO::scalar.3pm XSLoader.3pm
> nosferatu space #
> ----------------------------------
>
>
> Thanks,
>
> --
>
> Martin Schlemmer
>
>
>
>

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Next message: gaxt: "2.6.0-test2-mm5 + July Wine + Galciv"
Previous message: bverne: "lol"
Next in thread: Martin Schlemmer: "RE: [2.6] Perl weirdness with ext3 and HTREE - Verified ?"
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