[ruby-dev:25285] Process.groups= dumps core again
From:
Tanaka Akira <akr@...17n.org>
Date:
2004-12-22 14:59:59 UTC
List:
ruby-dev #25285
次のようにすると core を吐きます。
% ./ruby -e '
ary = [1] * 0x200000
ary.shift(0x200000-10)
ary[0] = Object.new
class << ary[0]; self end.send(:define_method, :to_str) {
ary.replace []
GC.start
"root"
}
Process.groups = ary
'
-e:10: [BUG] Segmentation fault
ruby 1.9.0 (2004-12-22) [i686-linux]
zsh: abort (core dumped) ./ruby -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 -e
ary = [1] * 0x200000
ary.shift(0x200000-10)
ary[0] = Object.new
clas'.
Program terminated with signal 6, Aborted.
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 /lib/libnss_compat.so.2...done.
Loaded symbols for /lib/libnss_compat.so.2
Reading symbols from /lib/libnsl.so.1...done.
Loaded symbols for /lib/libnsl.so.1
Reading symbols from /lib/libnss_nis.so.2...done.
Loaded symbols for /lib/libnss_nis.so.2
Reading symbols from /lib/libnss_files.so.2...done.
Loaded symbols for /lib/libnss_files.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 0x080d5946 in rb_bug (fmt=0x0) at error.c:214
#4 0x080b2902 in sigsegv (sig=11) at signal.c:446
#5 <signal handler called>
#6 0x401a550b in __after_morecore_hook () from /lib/libc.so.6
#7 0xbfffe92c in ?? ()
#8 0xbfffe930 in ?? ()
#9 0xbfffe934 in ?? ()
#10 0xbfffe938 in ?? ()
#11 0xbfffe93c in ?? ()
#12 0xbfffe940 in ?? ()
#13 0xbfffe944 in ?? ()
#14 0xbfffe948 in ?? ()
#15 0xbfffe94c in ?? ()
#16 0xbfffe950 in ?? ()
#17 0xbfffe954 in ?? ()
#18 0xbfffe958 in ?? ()
#19 0xbfffe95c in ?? ()
#20 0xbfffe960 in ?? ()
#21 0xbfffe964 in ?? ()
#22 0xbfffe968 in ?? ()
#23 0xbfffe96c in ?? ()
#24 0xbfffe970 in ?? ()
#25 0xbfffe974 in ?? ()
#26 0xbfffe978 in ?? ()
#27 0xbfffe97c in ?? ()
#28 0xbfffe980 in ?? ()
#29 0xbfffe984 in ?? ()
#30 0xbfffe988 in ?? ()
#31 0xbfffe98c in ?? ()
#32 0xbfffe990 in ?? ()
#33 0xbfffe994 in ?? ()
#34 0xbfffe998 in ?? ()
#35 0xbfffe99c in ?? ()
#36 0xbfffe9a0 in ?? ()
#37 0xbfffe9a4 in ?? ()
#38 0xbfffe9a8 in ?? ()
---Type <return> to continue, or q <return> to quit---
#39 0xbfffe9ac in ?? ()
#40 0xbfffe9b0 in ?? ()
#41 0xbfffe9b4 in ?? ()
#42 0xbfffe9b8 in ?? ()
#43 0xbfffe9bc in ?? ()
#44 0xbfffe9c0 in ?? ()
#45 0xbfffe9c4 in ?? ()
#46 0xbfffe9c8 in ?? ()
#47 0xbfffe9cc in ?? ()
#48 0xbfffe9d0 in ?? ()
#49 0xbfffe9d4 in ?? ()
#50 0xbfffe9d8 in ?? ()
#51 0xbfffe9dc in ?? ()
#52 0xbfffe9e0 in ?? ()
#53 0xbfffe9e4 in ?? ()
#54 0xbfffe9e8 in ?? ()
#55 0xbfffe9ec in ?? ()
#56 0xbfffe9f0 in ?? ()
#57 0xbfffe9f4 in ?? ()
#58 0xbfffe9f8 in ?? ()
#59 0xbfffe9fc in ?? ()
#60 0xbfffea00 in ?? ()
#61 0xbfffea04 in ?? ()
#62 0xbfffea08 in ?? ()
#63 0xbfffea0c in ?? ()
#64 0xbfffea10 in ?? ()
#65 0xbfffea14 in ?? ()
#66 0xbfffea18 in ?? ()
#67 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#68 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#69 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#70 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#71 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#72 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#73 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#74 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#75 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#76 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#77 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
---Type <return> to continue, or q <return> to quit---
#78 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#79 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#80 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#81 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#82 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#83 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#84 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#85 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#86 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#87 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#88 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#89 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#90 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#91 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#92 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#93 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#94 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#95 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#96 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#97 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#98 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#99 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#100 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#101 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#102 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#103 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#104 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#105 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#106 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#107 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#108 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#109 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#110 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#111 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#112 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#113 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#114 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#115 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#116 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
---Type <return> to continue, or q <return> to quit---
#117 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#118 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#119 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#120 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#121 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#122 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#123 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#124 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#125 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#126 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#127 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#128 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#129 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#130 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#131 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#132 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#133 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#134 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#135 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#136 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#137 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#138 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#139 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#140 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#141 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#142 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#143 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#144 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#145 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#146 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#147 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#148 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#149 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#150 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#151 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#152 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#153 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#154 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#155 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
---Type <return> to continue, or q <return> to quit---
#156 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#157 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#158 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#159 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#160 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#161 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#162 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#163 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#164 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#165 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#166 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#167 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#168 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#169 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#170 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#171 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#172 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#173 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#174 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#175 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#176 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#177 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#178 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#179 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#180 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#181 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#182 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#183 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#184 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#185 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#186 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#187 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#188 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#189 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#190 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#191 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#192 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#193 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
#194 0x401a5134 in __after_morecore_hook () from /lib/libc.so.6
---Type <return> to continue, or q <return> to quit---
#195 0x08107878 in cache ()
#196 0x08107878 in cache ()
#197 0x08107878 in cache ()
#198 0x08107878 in cache ()
#199 0x08107878 in cache ()
#200 0x08107878 in cache ()
#201 0x08107878 in cache ()
#202 0x08107878 in cache ()
#203 0x08107878 in cache ()
#204 0x08107878 in cache ()
#205 0x08107878 in cache ()
#206 0x08107878 in cache ()
#207 0x08107878 in cache ()
#208 0x08107878 in cache ()
#209 0x08107878 in cache ()
#210 0x08107878 in cache ()
#211 0x08107878 in cache ()
#212 0x08107878 in cache ()
#213 0x08107878 in cache ()
#214 0x08107878 in cache ()
#215 0x08107878 in cache ()
#216 0x08107878 in cache ()
#217 0x08107878 in cache ()
#218 0x08107878 in cache ()
#219 0x08107878 in cache ()
#220 0x08107878 in cache ()
#221 0x08107878 in cache ()
#222 0x08107878 in cache ()
#223 0x08107878 in cache ()
#224 0x08107878 in cache ()
#225 0x08107878 in cache ()
#226 0x08107878 in cache ()
#227 0x08107878 in cache ()
#228 0x08107878 in cache ()
#229 0x08107878 in cache ()
#230 0x08107878 in cache ()
#231 0x08107878 in cache ()
#232 0x08107878 in cache ()
#233 0x08107878 in cache ()
---Type <return> to continue, or q <return> to quit---
#234 0x08107878 in cache ()
#235 0x08107878 in cache ()
#236 0x08107878 in cache ()
#237 0x08107878 in cache ()
#238 0x08107878 in cache ()
#239 0x08107878 in cache ()
#240 0x08107878 in cache ()
#241 0x08107878 in cache ()
#242 0x08107878 in cache ()
#243 0x08107878 in cache ()
#244 0x08107878 in cache ()
#245 0x08107878 in cache ()
#246 0x08107878 in cache ()
#247 0x08107878 in cache ()
#248 0x08107878 in cache ()
#249 0x08107878 in cache ()
#250 0x08107878 in cache ()
#251 0x08107878 in cache ()
#252 0x080b5227 in st_lookup (table=0x401a5134, key=3983, value=0xbfffed38) at st.c:258
#253 0x08054663 in search_method (klass=1075466548, id=3983, origin=0xbfffed64) at eval.c:380
#254 0x080546b9 in rb_get_method_body (klassp=0xbfffeda0, idp=0xbfffeda4, noexp=0xbfffed90) at eval.c:401
#255 0x08054868 in rb_method_node (klass=1075466548, id=3983) at eval.c:463
#256 0x0805b8f1 in rb_respond_to (obj=1075466556, id=4385) at eval.c:3942
#257 0x08088f84 in convert_type (val=1075466556, tname=0x80f942d "String",
method=0x401a51c7 "閏Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@Q\032@\004R\032@\004R\032@\fR\032@\fR\032@\024R\032@\024R\032@\034R\032@\034R\032@$R\032@$R\032@,R\032@,R\032@4R\032@4R\032@<R\032@<R\032@DR\032@DR\032@LR\032@LR\032@TR\032@TR\032@\\R\032@\\R\032@dR\032@dR\032@lR\032@lR\032@tR\032@tR\032@|R\032@|R\032@\204R\032"..., raise=0) at object.c:2062
#258 0x080891bf in rb_check_convert_type (val=1075466556, type=7, tname=0x80f942d "String", method=0x80e3432 "to_str")
at object.c:2106
#259 0x080b69cc in rb_check_string_type (str=1075466548) at string.c:574
#260 0x0809d25e in proc_setgroups (obj=1075466695, ary=1075607396) at process.c:2707
#261 0x0806ae12 in call_cfunc (func=0x809d1c0 <proc_setgroups>, recv=1075621936, len=1075466548, argc=135297144,
argv=0xbffff0e8) at eval.c:5415
#262 0x0805eab2 in rb_call0 (klass=1075621916, recv=1075621936, id=9404, oid=1075466695, argc=1, argv=0xbffff0e8,
body=0x401ca338, nosuper=0) at eval.c:5559
#263 0x0805ed78 in rb_call (klass=1075621916, recv=1075621936, mid=9404, argc=1, argv=0xbffff0e8, scope=0) at eval.c:5781
#264 0x0805b328 in rb_eval (self=1075673536, n=0x401a51c7) at ruby.h:635
#265 0x08055e6d in ruby_exec_internal () at eval.c:1470
---Type <return> to continue, or q <return> to quit---
#266 0x08055e86 in ruby_exec () at eval.c:1488
#267 0x08055ed0 in ruby_run () at eval.c:1505
#268 0x08053ed5 in main (argc=1075466695, argv=0x401a51c7, envp=0xbffff8e4) at main.c:38
(gdb)
--
[田中 哲][たなか あきら][Tanaka Akira]