ruby-dev

次のようにすると core を吐きます。

% ./ruby -rsocket -e '
s = TCPSocket.open("www.ruby-lang.org", 80)
s.print "GET / HTTP/1.0\r\n\r\n"
Thread.new { Thread.pass;
  ObjectSpace.each_object(String) {|s|
    s.replace "a" if s.length == 0x10000 } }
p s.recvfrom(0x10000)'
-e:7:in `recvfrom': getnameinfo: ai_family not supported (SocketError)
        from -e:7
-e:7: [BUG] Segmentation fault
ruby 1.9.0 (2004-11-03) [i686-linux]

zsh: abort (core dumped)  ./ruby -rsocket -e 
% gdb ruby core 
GNU gdb 6.1-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/libthread_db.so.1".

Core was generated by `./ruby -rsocket -e 
s = TCPSocket.open("www.ruby-lang.org", 80)
s.print "GET /'.
Program terminated with signal 6, Aborted.
Error while mapping shared library sections:
ml><body><h1>302 Found</h1></body></html>ss_dns.so.2: No such file or directory.
Reading symbols from /lib/libdl.so.2...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /lib/libcrypt.so.1...done.
Loaded symbols for /lib/libcrypt.so.1
Reading symbols from /lib/libm.so.6...done.
Loaded symbols for /lib/libm.so.6
Reading symbols from /lib/libc.so.6...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/ld-linux.so.2...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /home/akr/ruby/head-ruby/lib/ruby/1.9/i686-linux/socket.so...done.
Loaded symbols for /home/akr/ruby/head-ruby/lib/ruby/1.9/i686-linux/socket.so
Reading symbols from /lib/libnss_files.so.2...done.
Loaded symbols for /lib/libnss_files.so.2
Error while reading shared library symbols:
ml><body><h1>302 Found</h1></body></html>ss_dns.so.2: No such file or directory.
Reading symbols from /lib/libresolv.so.2...done.
Loaded symbols for /lib/libresolv.so.2
#0  0x4009e6b1 in kill () from /lib/libc.so.6
(gdb) bt
#0  0x4009e6b1 in kill () from /lib/libc.so.6
#1  0x4009e435 in raise () from /lib/libc.so.6
#2  0x4009f978 in abort () from /lib/libc.so.6
#3  0x080d3f26 in rb_bug (fmt=0x0) at error.c:214
#4  0x080b11e2 in sigsegv (sig=11) at signal.c:446
#5  <signal handler called>
#6  0x40011900 in realloc () from /lib/ld-linux.so.2
#7  0x400078cb in _dl_unload_cache () from /lib/ld-linux.so.2
#8  0x400083cf in _dl_lookup_versioned_symbol () from /lib/ld-linux.so.2
#9  0x4000ba16 in _dl_map_object_deps () from /lib/ld-linux.so.2
#10 0x4000bbe0 in _dl_map_object_deps () from /lib/ld-linux.so.2
#11 0x401e4e30 in ?? () from /lib/libnss_files.so.2
#12 0x401eb000 in ?? () from /lib/libnss_files.so.2
#13 0x401eb0f8 in ?? () from /lib/libnss_files.so.2
#14 0xbffff778 in ?? ()
#15 0x401eae66 in ?? () from /lib/libnss_files.so.2
#16 0x401e3000 in ?? ()
#17 0x40016c00 in ?? () from /lib/ld-linux.so.2
#18 0xbffff808 in ?? ()
#19 0x4000c4f6 in _dl_init () from /lib/ld-linux.so.2
Previous frame inner to this frame (corrupt stack?)
(gdb) 
-- 
[田中 哲][たなか あきら][Tanaka Akira]

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