ruby-dev

以下のようにすると SEGV します。

% ./ruby -ve '
class IO
  def initialize(*x)
  end
end
IO.pipe
'
ruby 1.9.0 (2007-12-13 patchlevel 0) [i686-linux]
-e:3: warning: method redefined; discarding old initialize
-e:6: -- control frame ----------
c:0004 p:---- s:0008 b:0008 l:000007 d:000007 CFUNC  :pipe
c:0003 p:0020 s:0005 b:0005 l:000004 d:000004 TOP    -e:6
c:0002 p:---- s:0003 b:0003 l:000002 d:000002 FINISH :inherited
c:0001 p:---- s:0001 b:-001 l:000000 d:000000 ------ 
---------------------------
DBG> : "-e:6:in `<main>'"
-- backtrace of native function call (Use addr2line) --
0x80e7e20
0x8104679
0x8104712
0x80b9b90
0xffffe440
0x8070e96
0x80e5b21
0x80e70ac
0x80e6252
0x80e176b
0x80e47f0
0x80e4bba
0x805b1b9
0x805b23a
0x8058379
0xb7db6974
0x8058271
-------------------------------------------------------
[BUG] Segmentation fault
ruby 1.9.0 (2007-12-13) [i686-linux]

zsh: abort (core dumped)  ./ruby -ve ' class IO   def initialize(*x)   end end IO.pipe '
% gdb ruby core.1439
GNU gdb 6.3-debian
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-linux"...Using host libthread_db library "/lib/tls/libthread_db.so.1".

Core was generated by `./ruby -ve 
class IO
  def initialize(*x)
  end
end
IO.pipe
'.
Program terminated with signal 6, Aborted.

warning: current_sos: Can't read pathname for load map: Input/output error

Reading symbols from /lib/tls/libpthread.so.0...Reading symbols from /usr/lib/debug/lib/tls/libpthread-0.60.so...done.
done.
Loaded symbols for /lib/tls/libpthread.so.0
Reading symbols from /lib/tls/librt.so.1...Reading symbols from /usr/lib/debug/lib/tls/librt-2.3.2.so...done.
done.
Loaded symbols for /lib/tls/librt.so.1
Reading symbols from /lib/tls/libdl.so.2...Reading symbols from /usr/lib/debug/lib/tls/libdl-2.3.2.so...done.
done.
Loaded symbols for /lib/tls/libdl.so.2
Reading symbols from /lib/tls/libcrypt.so.1...Reading symbols from /usr/lib/debug/lib/tls/libcrypt-2.3.2.so...done.
done.
Loaded symbols for /lib/tls/libcrypt.so.1
Reading symbols from /lib/tls/libm.so.6...Reading symbols from /usr/lib/debug/lib/tls/libm-2.3.2.so...done.
done.
Loaded symbols for /lib/tls/libm.so.6
Reading symbols from /lib/tls/libc.so.6...Reading symbols from /usr/lib/debug/lib/tls/libc-2.3.2.so...done.
done.
Loaded symbols for /lib/tls/libc.so.6
Reading symbols from /lib/ld-linux.so.2...Reading symbols from /usr/lib/debug/lib/ld-2.3.2.so...done.
done.
Loaded symbols for /lib/ld-linux.so.2
#0  0xb7dc983b in raise () from /lib/tls/libc.so.6
(gdb) bt
#0  0xb7dc983b in raise () from /lib/tls/libc.so.6
#1  0xb7dcafa2 in abort () from /lib/tls/libc.so.6
#2  0x08104717 in rb_bug (fmt=0x6 <Address 0x6 out of bounds>) at error.c:228
#3  0x080b9b90 in sigsegv (sig=11) at signal.c:541
#4  <signal handler called>
#5  rb_io_synchronized (fptr=0x0) at io.c:3304
#6  0x08070e96 in rb_io_s_pipe (klass=0) at io.c:5517
#7  0x080e5b21 in call_cfunc (func=0x8070e00 <rb_io_s_pipe>, recv=3083910060, len=0, argc=-1078132748, argv=0xb7d1f020)
    at insnhelper.ci:286
#8  0x080e70ac in vm_call_cfunc (th=0x8172160, reg_cfp=0xb7d9ef60, num=0, id=5440, recv=3083910060, klass=3083910040, 
    flag=97, mn=0xb7d0b8c8, blockptr=0x0) at insnhelper.ci:373
#9  0x080e6252 in vm_call_method (th=0x8172160, cfp=0xb7d9ef60, num=0, blockptr=0x0, flag=0, id=5440, mn=0x0, 
    recv=3083910060, klass=3083910040) at insnhelper.ci:505
#10 0x080e176b in vm_eval (th=0x8172160, initial=0) at insns.def:1069
#11 0x080e47f0 in vm_eval_body (th=0x8172160) at vm.c:1163
#12 0x080e4bba in rb_iseq_eval (iseqval=3083817080) at vm.c:1372
#13 0x0805b1b9 in ruby_exec_node (n=0xb7cf50f0, file=0x81bb441 "-e") at eval.c:232
#14 0x0805b23a in ruby_run_node (n=0xb7cf50f0) at eval.c:262
#15 0x08058379 in main (argc=3, argv=0xbfbd0614, envp=0xbfbd0624) at main.c:30
(gdb) 
-- 
[田中 哲][たなか あきら][Tanaka Akira]

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[#32429] eval("\"\xfd".force_encoding("utf-8")) generages garbage in error message. — Tanaka Akira <akr@...>

[#32430] "wrong number of arguments (6 for 2)" by def m(a, b=:b, c, d, e) — Tanaka Akira <akr@...>

[#32432] eval("a"): illegal multibyte char — Tanaka Akira <akr@...>

[#32434] signature of exit() on C++ — "KISHIMOTO, Makoto" <ksmakoto@...4u.or.jp>

[#32447] ruby 1.9 trunk NKF and KCONV Encoding:ASCII-8BIT — WATANABE Tetsuya <Tetsuya.WATANABE@...>

[#32448] SEGV on "abcd\xf0".force_encoding("utf-8").reverse — Tanaka Akira <akr@...>

[#32451] -e:1:in `conv': no implicit conversion from nil to integer (TypeError) — Tanaka Akira <akr@...>

[#32452] `split': negative string size (or size too big) (ArgumentError) — Tanaka Akira <akr@...>

[#32459] Enumerator raises `dead fiber called' — "Yusuke ENDOH" <mame@...>

[#32462] SEGV by test/ruby/test_fiber.rb — Tanaka Akira <akr@...>

[#32468] Iconv.list patch for NetBSD/Citrus — "NARUSE, Yui" <naruse@...>

[#32473] about to_path and to_open — "Yusuke ENDOH" <mame@...>

[#32475] ext/tk/sample/tkextlib/vu/canvSticker2.rb — Tanaka Akira <akr@...>

[#32485] self-calling method dumps core — Tadashi Saito <shiba@...2.accsnet.ne.jp>

[#32493] Regexp#names, MatchData#names, MatchData#regexp — Tanaka Akira <akr@...>

[#32498] Re: [ruby-cvs:21399] Ruby:r14162 (trunk): * parse.y (expr): redefinable not (!) operator. — SASADA Koichi <ko1@...>

[#32502] :!@.inspect — Kazuhiro NISHIYAMA <zn@...>

[#32509] ruby-core:13961での問題(Error while bulding Ruby 1.9 from snapshot 2007/12/09) — KIMURA Koichi <kimura.koichi@...>

[#32512] Re: [ruby-cvs:21409] Ruby:r14172 (trunk): * transcode.c: new file to provide encoding conversion features. — Nobuyoshi Nakada <nobu@...>

[#32514] typo in lib/uri/common.rb — Ueda Satoshi <s-ueda@...>

[#32518] bug in Array#slice! — Satoshi Nakagawa <snakagawa@...>

[#32531] eigenmethod definition for BasicObjects dumps core — Tadashi Saito <shiba@...2.accsnet.ne.jp>

[#32536] timezone 関数が cygwin で見つかりません — Martin Duerst <duerst@...>

[#32550] Binary String — Hidetoshi NAGAI <nagai@...>

[#32556] default completion for irb1.9 — Tadashi Saito <shiba@...2.accsnet.ne.jp>

[#32563] transcoder loading — Nobuyoshi Nakada <nobu@...>

[#32565] Re: [ruby-cvs:21436] Ruby:r14199 (trunk): * io.c (rb_io_check_readable): set default external encoding to — Tanaka Akira <akr@...>

[#32566] hang with write — Tanaka Akira <akr@...>

[#32567] [nil, [...]] — Tanaka Akira <akr@...>

[#32569] Re: [ruby-cvs:21441] Ruby:r14204 (trunk): * io.c (rb_io_getc): use default external encoding if fptr->enc is — Tanaka Akira <akr@...>

[#32581] expandarray may mark dirty VALUE beyond stack — "Yusuke ENDOH" <mame@...>

[#32585] SEGV by IO.pipe — Tanaka Akira <akr@...>

[#32588] /(?<foo>...)/ =~ str assigns foo — Tanaka Akira <akr@...>

[#32590] Circular dependency on AIX — "Yutaka Kanemoto" <kinpoco@...>

[#32604] stack overflow by GC in a thread — Tanaka Akira <akr@...>

[#32606] encoding loading — Nobuyoshi Nakada <nobu@...>

[#32608] $! == 8 — Tanaka Akira <akr@...>

[#32609] Re: [ruby-cvs:21475] Ruby:r14238 (trunk): * configure.in (enc/Makefile): add external encoding objects list. — Yukihiro Matsumoto <matz@...>

[#32610] 1.9.1 issues left (as of 12/15) — Yukihiro Matsumoto <matz@...>

[#32622] binding of caller — Nobuyoshi Nakada <nobu@...>

[#32624] rss and base64 — Tanaka Akira <akr@...>

[#32625] Re: [ruby-cvs:21528] Ruby:r14292 (trunk): more tests. — Yukihiro Matsumoto <matz@...>

[#32628] Bignum#to_s doesn't check base — "Yusuke ENDOH" <mame@...>

[#32629] faster Bignum#* — "Yusuke ENDOH" <mame@...>

[#32631] Cygwin 上で Ruby最新版 をインストールする場合 — "Koji Tominaga" <crimsonshower@...>

[#32636] Re: [ruby-cvs:21552] Ruby:r14315 (trunk): * ext/nkf/nkf.c (NKF::_ENCODING): removed. — Tanaka Akira <akr@...>

[#32640] inspect closed dir. — Tanaka Akira <akr@...>

[#32641] interrupt in * — Tanaka Akira <akr@...>

[#32644] unparenthesized method call with block — "Yusuke ENDOH" <mame@...>

[#32645] unparenthesized method call with block — "Yusuke ENDOH" <mame@...>

[#32662] encode! は変換しないときに <nil> になってしまう。 — Martin Duerst <duerst@...>

[#32665] Net::POP3#enable_sslの仕様変更 — Shugo Maeda <shugo@...>

[#32668] syntax errors on ext/tk/sample — "U.Nakamura" <usa@...>

[#32675] /(?<break>a)/ =~ "a" 等によるローカル変数 — "Keita Yamaguchi" <keita.yamaguchi@...>

[#32677] nil.freeze in date.rb — Shugo Maeda <shugo@...>

[#32680] fail to compile version.c in trunk — Masaki Suketa <masaki.suketa@...>

[#32685] test/webrick/test_server.rb hang — Tanaka Akira <akr@...>

[#32686] enum_inject の説明文 — "Keita Yamaguchi" <keita.yamaguchi@...>

[#32687] Re: [ruby-cvs:21753] Ruby:r14516 (trunk): * lib/time.rb (Time.httpdate): use Time.utc for — Tadayoshi Funaba <tadf@...>

[#32691] Why only inject() accepts :symbols as if it's a Proc in Enumerable? — Tadashi Saito <shiba@...2.accsnet.ne.jp>

[#32693] String#== is not transitive — Tanaka Akira <akr@...>

[#32695] ISO-2022-JP output for transcode — "NARUSE, Yui" <naruse@...>

[#32699] cygwin 上で r14576 現在の test の失敗 — Martin Duerst <duerst@...>

[#32706] Fwd: RDoc: [FATAL] failed to allocate memory — Martin Duerst <duerst@...>

[#32708] Enumerable can't take multiple parameters — GOTOU Yuuzou <gotoyuzo@...>

[#32709] Re: [ruby-cvs:21826] Ruby:r14589 (trunk): Mon Dec 24 17:20:34 2007 NAKAMURA, Hiroshi <nahi@ruby-lang.org> — Tadayoshi Funaba <tadf@...>

[#32710] \e — "U.Nakamura" <usa@...>

[#32713] pre-release note for the christmas release. — Yukihiro Matsumoto <matz@...>

[#32715] issues left as of 12/25 2:00am JST — Yukihiro Matsumoto <matz@...>

[#32718] next dumps core when poped is 0 — "Yusuke ENDOH" <mame@...>

[#32725] more ANSI'ize — Tadashi Saito <shiba@...2.accsnet.ne.jp>

[#32726] Can't build on MacOSX 10.4(Tiger) (was Re: Re: 1.9.1 issues left (as of 12/15)) — "MOROHASHI Kyosuke" <moronatural@...>

[#32740] distinguish "w" and "w:euc-jp" — Tanaka Akira <akr@...>

[#32746] appendline Invalid read of size 1 — Tanaka Akira <akr@...>

[#32747] test-all on Debian/GNU etch — SASADA Koichi <ko1@...>

[#32748] resut of make test on cygwin — SASADA Koichi <ko1@...>

[#32756] make rdoc cause segv on OpenBSD — SASADA Koichi <ko1@...>

[#32763] Re: [ruby-cvs:21913] Ruby:r14676 (trunk): * trunk/common.mk, goruby.c, golf_prelude.rb: for golfers. — Yukihiro Matsumoto <matz@...>

[#32765] test/ruby/test_transcode.rb の問題 — Martin Duerst <duerst@...>

[#32767] result of test-all on FreeBSD 6.2 — SASADA Koichi <ko1@...>

[#32631] Cygwin 上で Ruby最新版をインストールする場合 — "Koji Tominaga" <crimsonshower@...>