* [ruby-dev:45048] [ruby-trunk - Bug #5808][Open] "a = []; a << a; puts JSON.dump(a)" aborted
@ 2011-12-26 3:45 Akira Tanaka
2011-12-26 5:02 ` [ruby-dev:45049] [ruby-trunk - Bug #5808][Assigned] " Yui NARUSE
` (5 more replies)
0 siblings, 6 replies; 7+ messages in thread
From: Akira Tanaka @ 2011-12-26 3:45 UTC (permalink / raw)
To: ruby developers list
Issue #5808 has been reported by Akira Tanaka.
----------------------------------------
Bug #5808: "a = []; a << a; puts JSON.dump(a)" aborted
https://bugs.ruby-lang.org/issues/5808
Author: Akira Tanaka
Status: Open
Priority: Normal
Assignee:
Category:
Target version:
ruby -v: ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
ふと a = []; a << a; puts JSON.dump(a) としてみたら、abort しました。
% ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
/home/ruby/tcstate/lib/ruby/1.9.1/json/common.rb:216: stack level too deep (SystemStackError)
*** glibc detected *** ./ruby: double free or corruption (out): 0x00007fd5c0c18240 ***
======= Backtrace: =========
/lib/libc.so.6(+0x71ad6)[0x7fd5bdf81ad6]
/lib/libc.so.6(cfree+0x6c)[0x7fd5bdf8684c]
./ruby(+0x14053d)[0x7fd5bf0b253d]
./ruby(ruby_vm_destruct+0x66)[0x7fd5bf0b1e68]
./ruby(ruby_cleanup+0x386)[0x7fd5bef9401f]
./ruby(ruby_run_node+0x45)[0x7fd5bef941e5]
./ruby(+0x2088d)[0x7fd5bef9288d]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fd5bdf2ec4d]
./ruby(+0x20749)[0x7fd5bef92749]
======= Memory map: ========
7fd5b8000000-7fd5b8021000 rw-p 00000000 00:00 0
7fd5b8021000-7fd5bc000000 ---p 00000000 00:00 0
7fd5bcaf3000-7fd5bcb09000 r-xp 00000000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcb09000-7fd5bcd08000 ---p 00016000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd08000-7fd5bcd09000 rw-p 00015000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd09000-7fd5bcd11000 r-xp 00000000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcd11000-7fd5bcf10000 ---p 00008000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf10000-7fd5bcf11000 rw-p 00007000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf11000-7fd5bcf12000 r-xp 00000000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bcf12000-7fd5bd112000 ---p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd112000-7fd5bd113000 rw-p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd113000-7fd5bd114000 r-xp 00000000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd114000-7fd5bd314000 ---p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd314000-7fd5bd315000 rw-p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd315000-7fd5bd317000 r-xp 00000000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd317000-7fd5bd516000 ---p 00002000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd516000-7fd5bd517000 rw-p 00001000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd517000-7fd5bd519000 r-xp 00000000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd519000-7fd5bd718000 ---p 00002000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd718000-7fd5bd719000 rw-p 00001000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd719000-7fd5bd720000 r-xp 00000000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd720000-7fd5bd91f000 ---p 00007000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd91f000-7fd5bd920000 rw-p 00006000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd920000-7fd5bd922000 r-xp 00000000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bd922000-7fd5bdb22000 ---p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb22000-7fd5bdb23000 rw-p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb23000-7fd5bdb25000 r-xp 00000000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdb25000-7fd5bdd24000 ---p 00002000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd24000-7fd5bdd25000 rw-p 00001000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd25000-7fd5bdf10000 r--p 00000000 08:01 18989057 /usr/lib/locale/locale-archive
7fd5bdf10000-7fd5be068000 r-xp 00000000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be068000-7fd5be267000 ---p 00158000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be267000-7fd5be26b000 r--p 00157000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26b000-7fd5be26c000 rw-p 0015b000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26c000-7fd5be271000 rw-p 00000000 00:00 0
7fd5be271000-7fd5be2f1000 r-xp 00000000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be2f1000-7fd5be4f1000 ---p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f1000-7fd5be4f2000 r--p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f2000-7fd5be4f3000 rw-p 00081000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f3000-7fd5be4fb000 r-xp 00000000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be4fb000-7fd5be6fa000 ---p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fa000-7fd5be6fb000 r--p 00007000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fb000-7fd5be6fc000 rw-p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fc000-7fd5be72a000 rw-p 00000000 00:00 0
7fd5be72a000-7fd5be72c000 r-xp 00000000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be72c000-7fd5be92c000 ---p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92c000-7fd5be92d000 r--p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92d000-7fd5be92e000 rw-p 00003000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92e000-7fd5be935000 r-xp 00000000 08:01 6627341 /lib/librt-2.11.2.so
7fd5be935000-7fd5beb34000 ---p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb34000-7fd5beb35000 r--p 00006000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb35000-7fd5beb36000 rw-p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb36000-7fd5beb4d000 r-xp 00000000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5beb4d000-7fd5bed4c000 ---p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4c000-7fd5bed4d000 r--p 00016000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4d000-7fd5bed4e000 rw-p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4e000-7fd5bed52000 rw-p 00000000 00:00 0
7fd5bed52000-7fd5bed70000 r-xp 00000000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef57000-7fd5bef5c000 rw-p 00000000 00:00 0
7fd5bef68000-7fd5bef69000 rw-p 00000000 00:00 0
7fd5bef69000-7fd5bef6a000 ---p 00000000 00:00 0
7fd5bef6a000-7fd5bef6f000 rw-p 00000000 00:00 0
7fd5bef6f000-7fd5bef70000 r--p 0001d000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef70000-7fd5bef71000 rw-p 0001e000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef71000-7fd5bef72000 rw-p 00000000 00:00 0
7fd5bef72000-7fd5bf1ad000 r-xp 00000000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3ac000-7fd5bf3b2000 rw-p 0023a000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3b2000-7fd5bf3d0000 rw-p 00000000 00:00 0
7fd5c0bb3000-7fd5c0efa000 rw-p 00000000 00:00 0 [heap]
7fffaca6b000-7fffad26a000 rw-p 00000000 00:00 0 [stack]
7fffad3ff000-7fffad400000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
zsh: abort ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
--
http://redmine.ruby-lang.org
^ permalink raw reply [flat|nested] 7+ messages in thread* [ruby-dev:45049] [ruby-trunk - Bug #5808][Assigned] "a = []; a << a; puts JSON.dump(a)" aborted
2011-12-26 3:45 [ruby-dev:45048] [ruby-trunk - Bug #5808][Open] "a = []; a << a; puts JSON.dump(a)" aborted Akira Tanaka
@ 2011-12-26 5:02 ` Yui NARUSE
2011-12-26 6:09 ` [ruby-dev:45050] [ruby-trunk - Bug #5808] " Yui NARUSE
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: Yui NARUSE @ 2011-12-26 5:02 UTC (permalink / raw)
To: ruby developers list
Issue #5808 has been updated by Yui NARUSE.
Status changed from Open to Assigned
Assignee set to Yui NARUSE
----------------------------------------
Bug #5808: "a = []; a << a; puts JSON.dump(a)" aborted
https://bugs.ruby-lang.org/issues/5808
Author: Akira Tanaka
Status: Assigned
Priority: Normal
Assignee: Yui NARUSE
Category:
Target version:
ruby -v: ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
ふと a = []; a << a; puts JSON.dump(a) としてみたら、abort しました。
% ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
/home/ruby/tcstate/lib/ruby/1.9.1/json/common.rb:216: stack level too deep (SystemStackError)
*** glibc detected *** ./ruby: double free or corruption (out): 0x00007fd5c0c18240 ***
======= Backtrace: =========
/lib/libc.so.6(+0x71ad6)[0x7fd5bdf81ad6]
/lib/libc.so.6(cfree+0x6c)[0x7fd5bdf8684c]
./ruby(+0x14053d)[0x7fd5bf0b253d]
./ruby(ruby_vm_destruct+0x66)[0x7fd5bf0b1e68]
./ruby(ruby_cleanup+0x386)[0x7fd5bef9401f]
./ruby(ruby_run_node+0x45)[0x7fd5bef941e5]
./ruby(+0x2088d)[0x7fd5bef9288d]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fd5bdf2ec4d]
./ruby(+0x20749)[0x7fd5bef92749]
======= Memory map: ========
7fd5b8000000-7fd5b8021000 rw-p 00000000 00:00 0
7fd5b8021000-7fd5bc000000 ---p 00000000 00:00 0
7fd5bcaf3000-7fd5bcb09000 r-xp 00000000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcb09000-7fd5bcd08000 ---p 00016000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd08000-7fd5bcd09000 rw-p 00015000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd09000-7fd5bcd11000 r-xp 00000000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcd11000-7fd5bcf10000 ---p 00008000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf10000-7fd5bcf11000 rw-p 00007000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf11000-7fd5bcf12000 r-xp 00000000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bcf12000-7fd5bd112000 ---p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd112000-7fd5bd113000 rw-p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd113000-7fd5bd114000 r-xp 00000000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd114000-7fd5bd314000 ---p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd314000-7fd5bd315000 rw-p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd315000-7fd5bd317000 r-xp 00000000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd317000-7fd5bd516000 ---p 00002000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd516000-7fd5bd517000 rw-p 00001000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd517000-7fd5bd519000 r-xp 00000000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd519000-7fd5bd718000 ---p 00002000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd718000-7fd5bd719000 rw-p 00001000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd719000-7fd5bd720000 r-xp 00000000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd720000-7fd5bd91f000 ---p 00007000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd91f000-7fd5bd920000 rw-p 00006000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd920000-7fd5bd922000 r-xp 00000000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bd922000-7fd5bdb22000 ---p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb22000-7fd5bdb23000 rw-p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb23000-7fd5bdb25000 r-xp 00000000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdb25000-7fd5bdd24000 ---p 00002000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd24000-7fd5bdd25000 rw-p 00001000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd25000-7fd5bdf10000 r--p 00000000 08:01 18989057 /usr/lib/locale/locale-archive
7fd5bdf10000-7fd5be068000 r-xp 00000000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be068000-7fd5be267000 ---p 00158000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be267000-7fd5be26b000 r--p 00157000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26b000-7fd5be26c000 rw-p 0015b000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26c000-7fd5be271000 rw-p 00000000 00:00 0
7fd5be271000-7fd5be2f1000 r-xp 00000000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be2f1000-7fd5be4f1000 ---p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f1000-7fd5be4f2000 r--p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f2000-7fd5be4f3000 rw-p 00081000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f3000-7fd5be4fb000 r-xp 00000000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be4fb000-7fd5be6fa000 ---p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fa000-7fd5be6fb000 r--p 00007000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fb000-7fd5be6fc000 rw-p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fc000-7fd5be72a000 rw-p 00000000 00:00 0
7fd5be72a000-7fd5be72c000 r-xp 00000000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be72c000-7fd5be92c000 ---p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92c000-7fd5be92d000 r--p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92d000-7fd5be92e000 rw-p 00003000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92e000-7fd5be935000 r-xp 00000000 08:01 6627341 /lib/librt-2.11.2.so
7fd5be935000-7fd5beb34000 ---p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb34000-7fd5beb35000 r--p 00006000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb35000-7fd5beb36000 rw-p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb36000-7fd5beb4d000 r-xp 00000000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5beb4d000-7fd5bed4c000 ---p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4c000-7fd5bed4d000 r--p 00016000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4d000-7fd5bed4e000 rw-p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4e000-7fd5bed52000 rw-p 00000000 00:00 0
7fd5bed52000-7fd5bed70000 r-xp 00000000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef57000-7fd5bef5c000 rw-p 00000000 00:00 0
7fd5bef68000-7fd5bef69000 rw-p 00000000 00:00 0
7fd5bef69000-7fd5bef6a000 ---p 00000000 00:00 0
7fd5bef6a000-7fd5bef6f000 rw-p 00000000 00:00 0
7fd5bef6f000-7fd5bef70000 r--p 0001d000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef70000-7fd5bef71000 rw-p 0001e000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef71000-7fd5bef72000 rw-p 00000000 00:00 0
7fd5bef72000-7fd5bf1ad000 r-xp 00000000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3ac000-7fd5bf3b2000 rw-p 0023a000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3b2000-7fd5bf3d0000 rw-p 00000000 00:00 0
7fd5c0bb3000-7fd5c0efa000 rw-p 00000000 00:00 0 [heap]
7fffaca6b000-7fffad26a000 rw-p 00000000 00:00 0 [stack]
7fffad3ff000-7fffad400000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
zsh: abort ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
--
http://redmine.ruby-lang.org
^ permalink raw reply [flat|nested] 7+ messages in thread* [ruby-dev:45050] [ruby-trunk - Bug #5808] "a = []; a << a; puts JSON.dump(a)" aborted
2011-12-26 3:45 [ruby-dev:45048] [ruby-trunk - Bug #5808][Open] "a = []; a << a; puts JSON.dump(a)" aborted Akira Tanaka
2011-12-26 5:02 ` [ruby-dev:45049] [ruby-trunk - Bug #5808][Assigned] " Yui NARUSE
@ 2011-12-26 6:09 ` Yui NARUSE
2013-08-17 5:47 ` [ruby-dev:47634] " JoelMcCracken (Joel McCracken)
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: Yui NARUSE @ 2011-12-26 6:09 UTC (permalink / raw)
To: ruby developers list
Issue #5808 has been updated by Yui NARUSE.
うーん、よろしくは無いと思うんですが、これは速度のために意図的にやっているように思います。
循環参照をチェックしたい場合は、JSON.dump ではなく、JSON() を使ってください。
----------------------------------------
Bug #5808: "a = []; a << a; puts JSON.dump(a)" aborted
https://bugs.ruby-lang.org/issues/5808
Author: Akira Tanaka
Status: Assigned
Priority: Normal
Assignee: Yui NARUSE
Category:
Target version:
ruby -v: ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
ふと a = []; a << a; puts JSON.dump(a) としてみたら、abort しました。
% ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
/home/ruby/tcstate/lib/ruby/1.9.1/json/common.rb:216: stack level too deep (SystemStackError)
*** glibc detected *** ./ruby: double free or corruption (out): 0x00007fd5c0c18240 ***
======= Backtrace: =========
/lib/libc.so.6(+0x71ad6)[0x7fd5bdf81ad6]
/lib/libc.so.6(cfree+0x6c)[0x7fd5bdf8684c]
./ruby(+0x14053d)[0x7fd5bf0b253d]
./ruby(ruby_vm_destruct+0x66)[0x7fd5bf0b1e68]
./ruby(ruby_cleanup+0x386)[0x7fd5bef9401f]
./ruby(ruby_run_node+0x45)[0x7fd5bef941e5]
./ruby(+0x2088d)[0x7fd5bef9288d]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fd5bdf2ec4d]
./ruby(+0x20749)[0x7fd5bef92749]
======= Memory map: ========
7fd5b8000000-7fd5b8021000 rw-p 00000000 00:00 0
7fd5b8021000-7fd5bc000000 ---p 00000000 00:00 0
7fd5bcaf3000-7fd5bcb09000 r-xp 00000000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcb09000-7fd5bcd08000 ---p 00016000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd08000-7fd5bcd09000 rw-p 00015000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd09000-7fd5bcd11000 r-xp 00000000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcd11000-7fd5bcf10000 ---p 00008000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf10000-7fd5bcf11000 rw-p 00007000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf11000-7fd5bcf12000 r-xp 00000000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bcf12000-7fd5bd112000 ---p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd112000-7fd5bd113000 rw-p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd113000-7fd5bd114000 r-xp 00000000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd114000-7fd5bd314000 ---p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd314000-7fd5bd315000 rw-p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd315000-7fd5bd317000 r-xp 00000000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd317000-7fd5bd516000 ---p 00002000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd516000-7fd5bd517000 rw-p 00001000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd517000-7fd5bd519000 r-xp 00000000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd519000-7fd5bd718000 ---p 00002000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd718000-7fd5bd719000 rw-p 00001000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd719000-7fd5bd720000 r-xp 00000000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd720000-7fd5bd91f000 ---p 00007000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd91f000-7fd5bd920000 rw-p 00006000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd920000-7fd5bd922000 r-xp 00000000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bd922000-7fd5bdb22000 ---p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb22000-7fd5bdb23000 rw-p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb23000-7fd5bdb25000 r-xp 00000000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdb25000-7fd5bdd24000 ---p 00002000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd24000-7fd5bdd25000 rw-p 00001000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd25000-7fd5bdf10000 r--p 00000000 08:01 18989057 /usr/lib/locale/locale-archive
7fd5bdf10000-7fd5be068000 r-xp 00000000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be068000-7fd5be267000 ---p 00158000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be267000-7fd5be26b000 r--p 00157000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26b000-7fd5be26c000 rw-p 0015b000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26c000-7fd5be271000 rw-p 00000000 00:00 0
7fd5be271000-7fd5be2f1000 r-xp 00000000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be2f1000-7fd5be4f1000 ---p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f1000-7fd5be4f2000 r--p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f2000-7fd5be4f3000 rw-p 00081000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f3000-7fd5be4fb000 r-xp 00000000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be4fb000-7fd5be6fa000 ---p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fa000-7fd5be6fb000 r--p 00007000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fb000-7fd5be6fc000 rw-p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fc000-7fd5be72a000 rw-p 00000000 00:00 0
7fd5be72a000-7fd5be72c000 r-xp 00000000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be72c000-7fd5be92c000 ---p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92c000-7fd5be92d000 r--p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92d000-7fd5be92e000 rw-p 00003000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92e000-7fd5be935000 r-xp 00000000 08:01 6627341 /lib/librt-2.11.2.so
7fd5be935000-7fd5beb34000 ---p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb34000-7fd5beb35000 r--p 00006000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb35000-7fd5beb36000 rw-p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb36000-7fd5beb4d000 r-xp 00000000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5beb4d000-7fd5bed4c000 ---p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4c000-7fd5bed4d000 r--p 00016000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4d000-7fd5bed4e000 rw-p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4e000-7fd5bed52000 rw-p 00000000 00:00 0
7fd5bed52000-7fd5bed70000 r-xp 00000000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef57000-7fd5bef5c000 rw-p 00000000 00:00 0
7fd5bef68000-7fd5bef69000 rw-p 00000000 00:00 0
7fd5bef69000-7fd5bef6a000 ---p 00000000 00:00 0
7fd5bef6a000-7fd5bef6f000 rw-p 00000000 00:00 0
7fd5bef6f000-7fd5bef70000 r--p 0001d000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef70000-7fd5bef71000 rw-p 0001e000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef71000-7fd5bef72000 rw-p 00000000 00:00 0
7fd5bef72000-7fd5bf1ad000 r-xp 00000000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3ac000-7fd5bf3b2000 rw-p 0023a000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3b2000-7fd5bf3d0000 rw-p 00000000 00:00 0
7fd5c0bb3000-7fd5c0efa000 rw-p 00000000 00:00 0 [heap]
7fffaca6b000-7fffad26a000 rw-p 00000000 00:00 0 [stack]
7fffad3ff000-7fffad400000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
zsh: abort ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
--
http://redmine.ruby-lang.org
^ permalink raw reply [flat|nested] 7+ messages in thread* [ruby-dev:47634] [ruby-trunk - Bug #5808] "a = []; a << a; puts JSON.dump(a)" aborted
2011-12-26 3:45 [ruby-dev:45048] [ruby-trunk - Bug #5808][Open] "a = []; a << a; puts JSON.dump(a)" aborted Akira Tanaka
2011-12-26 5:02 ` [ruby-dev:45049] [ruby-trunk - Bug #5808][Assigned] " Yui NARUSE
2011-12-26 6:09 ` [ruby-dev:45050] [ruby-trunk - Bug #5808] " Yui NARUSE
@ 2013-08-17 5:47 ` JoelMcCracken (Joel McCracken)
2013-08-18 7:37 ` [ruby-dev:47635] " shyouhei (Shyouhei Urabe)
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: JoelMcCracken (Joel McCracken) @ 2013-08-17 5:47 UTC (permalink / raw)
To: ruby-dev
Issue #5808 has been updated by JoelMcCracken (Joel McCracken).
I wonder what the correct behavior should be here? Recursive data structures are always tricky for serialization.
----------------------------------------
Bug #5808: "a = []; a << a; puts JSON.dump(a)" aborted
https://bugs.ruby-lang.org/issues/5808#change-41210
Author: akr (Akira Tanaka)
Status: Assigned
Priority: Normal
Assignee: naruse (Yui NARUSE)
Category:
Target version:
ruby -v: ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
Backport:
ふと a = []; a << a; puts JSON.dump(a) としてみたら、abort しました。
% ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
/home/ruby/tcstate/lib/ruby/1.9.1/json/common.rb:216: stack level too deep (SystemStackError)
*** glibc detected *** ./ruby: double free or corruption (out): 0x00007fd5c0c18240 ***
======= Backtrace: =========
/lib/libc.so.6(+0x71ad6)[0x7fd5bdf81ad6]
/lib/libc.so.6(cfree+0x6c)[0x7fd5bdf8684c]
./ruby(+0x14053d)[0x7fd5bf0b253d]
./ruby(ruby_vm_destruct+0x66)[0x7fd5bf0b1e68]
./ruby(ruby_cleanup+0x386)[0x7fd5bef9401f]
./ruby(ruby_run_node+0x45)[0x7fd5bef941e5]
./ruby(+0x2088d)[0x7fd5bef9288d]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fd5bdf2ec4d]
./ruby(+0x20749)[0x7fd5bef92749]
======= Memory map: ========
7fd5b8000000-7fd5b8021000 rw-p 00000000 00:00 0
7fd5b8021000-7fd5bc000000 ---p 00000000 00:00 0
7fd5bcaf3000-7fd5bcb09000 r-xp 00000000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcb09000-7fd5bcd08000 ---p 00016000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd08000-7fd5bcd09000 rw-p 00015000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd09000-7fd5bcd11000 r-xp 00000000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcd11000-7fd5bcf10000 ---p 00008000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf10000-7fd5bcf11000 rw-p 00007000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf11000-7fd5bcf12000 r-xp 00000000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bcf12000-7fd5bd112000 ---p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd112000-7fd5bd113000 rw-p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd113000-7fd5bd114000 r-xp 00000000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd114000-7fd5bd314000 ---p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd314000-7fd5bd315000 rw-p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd315000-7fd5bd317000 r-xp 00000000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd317000-7fd5bd516000 ---p 00002000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd516000-7fd5bd517000 rw-p 00001000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd517000-7fd5bd519000 r-xp 00000000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd519000-7fd5bd718000 ---p 00002000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd718000-7fd5bd719000 rw-p 00001000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd719000-7fd5bd720000 r-xp 00000000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd720000-7fd5bd91f000 ---p 00007000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd91f000-7fd5bd920000 rw-p 00006000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd920000-7fd5bd922000 r-xp 00000000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bd922000-7fd5bdb22000 ---p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb22000-7fd5bdb23000 rw-p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb23000-7fd5bdb25000 r-xp 00000000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdb25000-7fd5bdd24000 ---p 00002000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd24000-7fd5bdd25000 rw-p 00001000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd25000-7fd5bdf10000 r--p 00000000 08:01 18989057 /usr/lib/locale/locale-archive
7fd5bdf10000-7fd5be068000 r-xp 00000000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be068000-7fd5be267000 ---p 00158000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be267000-7fd5be26b000 r--p 00157000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26b000-7fd5be26c000 rw-p 0015b000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26c000-7fd5be271000 rw-p 00000000 00:00 0
7fd5be271000-7fd5be2f1000 r-xp 00000000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be2f1000-7fd5be4f1000 ---p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f1000-7fd5be4f2000 r--p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f2000-7fd5be4f3000 rw-p 00081000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f3000-7fd5be4fb000 r-xp 00000000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be4fb000-7fd5be6fa000 ---p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fa000-7fd5be6fb000 r--p 00007000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fb000-7fd5be6fc000 rw-p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fc000-7fd5be72a000 rw-p 00000000 00:00 0
7fd5be72a000-7fd5be72c000 r-xp 00000000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be72c000-7fd5be92c000 ---p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92c000-7fd5be92d000 r--p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92d000-7fd5be92e000 rw-p 00003000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92e000-7fd5be935000 r-xp 00000000 08:01 6627341 /lib/librt-2.11.2.so
7fd5be935000-7fd5beb34000 ---p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb34000-7fd5beb35000 r--p 00006000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb35000-7fd5beb36000 rw-p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb36000-7fd5beb4d000 r-xp 00000000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5beb4d000-7fd5bed4c000 ---p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4c000-7fd5bed4d000 r--p 00016000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4d000-7fd5bed4e000 rw-p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4e000-7fd5bed52000 rw-p 00000000 00:00 0
7fd5bed52000-7fd5bed70000 r-xp 00000000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef57000-7fd5bef5c000 rw-p 00000000 00:00 0
7fd5bef68000-7fd5bef69000 rw-p 00000000 00:00 0
7fd5bef69000-7fd5bef6a000 ---p 00000000 00:00 0
7fd5bef6a000-7fd5bef6f000 rw-p 00000000 00:00 0
7fd5bef6f000-7fd5bef70000 r--p 0001d000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef70000-7fd5bef71000 rw-p 0001e000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef71000-7fd5bef72000 rw-p 00000000 00:00 0
7fd5bef72000-7fd5bf1ad000 r-xp 00000000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3ac000-7fd5bf3b2000 rw-p 0023a000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3b2000-7fd5bf3d0000 rw-p 00000000 00:00 0
7fd5c0bb3000-7fd5c0efa000 rw-p 00000000 00:00 0 [heap]
7fffaca6b000-7fffad26a000 rw-p 00000000 00:00 0 [stack]
7fffad3ff000-7fffad400000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
zsh: abort ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
--
http://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 7+ messages in thread* [ruby-dev:47635] [ruby-trunk - Bug #5808] "a = []; a << a; puts JSON.dump(a)" aborted
2011-12-26 3:45 [ruby-dev:45048] [ruby-trunk - Bug #5808][Open] "a = []; a << a; puts JSON.dump(a)" aborted Akira Tanaka
` (2 preceding siblings ...)
2013-08-17 5:47 ` [ruby-dev:47634] " JoelMcCracken (Joel McCracken)
@ 2013-08-18 7:37 ` shyouhei (Shyouhei Urabe)
2013-08-19 2:45 ` [ruby-dev:47637] " knu (Akinori MUSHA)
2019-10-13 17:26 ` [ruby-dev:50847] [Ruby master Bug#5808] " merch-redmine
5 siblings, 0 replies; 7+ messages in thread
From: shyouhei (Shyouhei Urabe) @ 2013-08-18 7:37 UTC (permalink / raw)
To: ruby-dev
Issue #5808 has been updated by shyouhei (Shyouhei Urabe).
JoelMcCracken (Joel McCracken) wrote:
> I wonder what the correct behavior should be here? Recursive data structures are always tricky for serialization.
I believe current situation is not the "correct" one, at least.
If it's a JSON spec that a recursive data structure cannot be represented, any error other than stack drain is much wiser.
----------------------------------------
Bug #5808: "a = []; a << a; puts JSON.dump(a)" aborted
https://bugs.ruby-lang.org/issues/5808#change-41244
Author: akr (Akira Tanaka)
Status: Assigned
Priority: Normal
Assignee: naruse (Yui NARUSE)
Category:
Target version:
ruby -v: ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
Backport:
ふと a = []; a << a; puts JSON.dump(a) としてみたら、abort しました。
% ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
/home/ruby/tcstate/lib/ruby/1.9.1/json/common.rb:216: stack level too deep (SystemStackError)
*** glibc detected *** ./ruby: double free or corruption (out): 0x00007fd5c0c18240 ***
======= Backtrace: =========
/lib/libc.so.6(+0x71ad6)[0x7fd5bdf81ad6]
/lib/libc.so.6(cfree+0x6c)[0x7fd5bdf8684c]
./ruby(+0x14053d)[0x7fd5bf0b253d]
./ruby(ruby_vm_destruct+0x66)[0x7fd5bf0b1e68]
./ruby(ruby_cleanup+0x386)[0x7fd5bef9401f]
./ruby(ruby_run_node+0x45)[0x7fd5bef941e5]
./ruby(+0x2088d)[0x7fd5bef9288d]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fd5bdf2ec4d]
./ruby(+0x20749)[0x7fd5bef92749]
======= Memory map: ========
7fd5b8000000-7fd5b8021000 rw-p 00000000 00:00 0
7fd5b8021000-7fd5bc000000 ---p 00000000 00:00 0
7fd5bcaf3000-7fd5bcb09000 r-xp 00000000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcb09000-7fd5bcd08000 ---p 00016000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd08000-7fd5bcd09000 rw-p 00015000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd09000-7fd5bcd11000 r-xp 00000000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcd11000-7fd5bcf10000 ---p 00008000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf10000-7fd5bcf11000 rw-p 00007000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf11000-7fd5bcf12000 r-xp 00000000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bcf12000-7fd5bd112000 ---p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd112000-7fd5bd113000 rw-p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd113000-7fd5bd114000 r-xp 00000000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd114000-7fd5bd314000 ---p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd314000-7fd5bd315000 rw-p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd315000-7fd5bd317000 r-xp 00000000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd317000-7fd5bd516000 ---p 00002000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd516000-7fd5bd517000 rw-p 00001000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd517000-7fd5bd519000 r-xp 00000000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd519000-7fd5bd718000 ---p 00002000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd718000-7fd5bd719000 rw-p 00001000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd719000-7fd5bd720000 r-xp 00000000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd720000-7fd5bd91f000 ---p 00007000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd91f000-7fd5bd920000 rw-p 00006000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd920000-7fd5bd922000 r-xp 00000000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bd922000-7fd5bdb22000 ---p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb22000-7fd5bdb23000 rw-p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb23000-7fd5bdb25000 r-xp 00000000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdb25000-7fd5bdd24000 ---p 00002000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd24000-7fd5bdd25000 rw-p 00001000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd25000-7fd5bdf10000 r--p 00000000 08:01 18989057 /usr/lib/locale/locale-archive
7fd5bdf10000-7fd5be068000 r-xp 00000000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be068000-7fd5be267000 ---p 00158000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be267000-7fd5be26b000 r--p 00157000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26b000-7fd5be26c000 rw-p 0015b000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26c000-7fd5be271000 rw-p 00000000 00:00 0
7fd5be271000-7fd5be2f1000 r-xp 00000000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be2f1000-7fd5be4f1000 ---p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f1000-7fd5be4f2000 r--p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f2000-7fd5be4f3000 rw-p 00081000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f3000-7fd5be4fb000 r-xp 00000000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be4fb000-7fd5be6fa000 ---p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fa000-7fd5be6fb000 r--p 00007000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fb000-7fd5be6fc000 rw-p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fc000-7fd5be72a000 rw-p 00000000 00:00 0
7fd5be72a000-7fd5be72c000 r-xp 00000000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be72c000-7fd5be92c000 ---p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92c000-7fd5be92d000 r--p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92d000-7fd5be92e000 rw-p 00003000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92e000-7fd5be935000 r-xp 00000000 08:01 6627341 /lib/librt-2.11.2.so
7fd5be935000-7fd5beb34000 ---p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb34000-7fd5beb35000 r--p 00006000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb35000-7fd5beb36000 rw-p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb36000-7fd5beb4d000 r-xp 00000000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5beb4d000-7fd5bed4c000 ---p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4c000-7fd5bed4d000 r--p 00016000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4d000-7fd5bed4e000 rw-p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4e000-7fd5bed52000 rw-p 00000000 00:00 0
7fd5bed52000-7fd5bed70000 r-xp 00000000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef57000-7fd5bef5c000 rw-p 00000000 00:00 0
7fd5bef68000-7fd5bef69000 rw-p 00000000 00:00 0
7fd5bef69000-7fd5bef6a000 ---p 00000000 00:00 0
7fd5bef6a000-7fd5bef6f000 rw-p 00000000 00:00 0
7fd5bef6f000-7fd5bef70000 r--p 0001d000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef70000-7fd5bef71000 rw-p 0001e000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef71000-7fd5bef72000 rw-p 00000000 00:00 0
7fd5bef72000-7fd5bf1ad000 r-xp 00000000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3ac000-7fd5bf3b2000 rw-p 0023a000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3b2000-7fd5bf3d0000 rw-p 00000000 00:00 0
7fd5c0bb3000-7fd5c0efa000 rw-p 00000000 00:00 0 [heap]
7fffaca6b000-7fffad26a000 rw-p 00000000 00:00 0 [stack]
7fffad3ff000-7fffad400000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
zsh: abort ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
--
http://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 7+ messages in thread* [ruby-dev:47637] [ruby-trunk - Bug #5808] "a = []; a << a; puts JSON.dump(a)" aborted
2011-12-26 3:45 [ruby-dev:45048] [ruby-trunk - Bug #5808][Open] "a = []; a << a; puts JSON.dump(a)" aborted Akira Tanaka
` (3 preceding siblings ...)
2013-08-18 7:37 ` [ruby-dev:47635] " shyouhei (Shyouhei Urabe)
@ 2013-08-19 2:45 ` knu (Akinori MUSHA)
2019-10-13 17:26 ` [ruby-dev:50847] [Ruby master Bug#5808] " merch-redmine
5 siblings, 0 replies; 7+ messages in thread
From: knu (Akinori MUSHA) @ 2013-08-19 2:45 UTC (permalink / raw)
To: ruby-dev
Issue #5808 has been updated by knu (Akinori MUSHA).
Oj and Yajl have no cycle detection or depth limit either.
Maybe it's worth contacting authors of all known JSON libraries, probably via the multi_json project.
----------------------------------------
Bug #5808: "a = []; a << a; puts JSON.dump(a)" aborted
https://bugs.ruby-lang.org/issues/5808#change-41268
Author: akr (Akira Tanaka)
Status: Assigned
Priority: Normal
Assignee: naruse (Yui NARUSE)
Category:
Target version:
ruby -v: ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
Backport:
ふと a = []; a << a; puts JSON.dump(a) としてみたら、abort しました。
% ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
/home/ruby/tcstate/lib/ruby/1.9.1/json/common.rb:216: stack level too deep (SystemStackError)
*** glibc detected *** ./ruby: double free or corruption (out): 0x00007fd5c0c18240 ***
======= Backtrace: =========
/lib/libc.so.6(+0x71ad6)[0x7fd5bdf81ad6]
/lib/libc.so.6(cfree+0x6c)[0x7fd5bdf8684c]
./ruby(+0x14053d)[0x7fd5bf0b253d]
./ruby(ruby_vm_destruct+0x66)[0x7fd5bf0b1e68]
./ruby(ruby_cleanup+0x386)[0x7fd5bef9401f]
./ruby(ruby_run_node+0x45)[0x7fd5bef941e5]
./ruby(+0x2088d)[0x7fd5bef9288d]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fd5bdf2ec4d]
./ruby(+0x20749)[0x7fd5bef92749]
======= Memory map: ========
7fd5b8000000-7fd5b8021000 rw-p 00000000 00:00 0
7fd5b8021000-7fd5bc000000 ---p 00000000 00:00 0
7fd5bcaf3000-7fd5bcb09000 r-xp 00000000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcb09000-7fd5bcd08000 ---p 00016000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd08000-7fd5bcd09000 rw-p 00015000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd09000-7fd5bcd11000 r-xp 00000000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcd11000-7fd5bcf10000 ---p 00008000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf10000-7fd5bcf11000 rw-p 00007000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf11000-7fd5bcf12000 r-xp 00000000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bcf12000-7fd5bd112000 ---p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd112000-7fd5bd113000 rw-p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd113000-7fd5bd114000 r-xp 00000000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd114000-7fd5bd314000 ---p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd314000-7fd5bd315000 rw-p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd315000-7fd5bd317000 r-xp 00000000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd317000-7fd5bd516000 ---p 00002000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd516000-7fd5bd517000 rw-p 00001000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd517000-7fd5bd519000 r-xp 00000000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd519000-7fd5bd718000 ---p 00002000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd718000-7fd5bd719000 rw-p 00001000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd719000-7fd5bd720000 r-xp 00000000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd720000-7fd5bd91f000 ---p 00007000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd91f000-7fd5bd920000 rw-p 00006000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd920000-7fd5bd922000 r-xp 00000000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bd922000-7fd5bdb22000 ---p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb22000-7fd5bdb23000 rw-p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb23000-7fd5bdb25000 r-xp 00000000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdb25000-7fd5bdd24000 ---p 00002000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd24000-7fd5bdd25000 rw-p 00001000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd25000-7fd5bdf10000 r--p 00000000 08:01 18989057 /usr/lib/locale/locale-archive
7fd5bdf10000-7fd5be068000 r-xp 00000000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be068000-7fd5be267000 ---p 00158000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be267000-7fd5be26b000 r--p 00157000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26b000-7fd5be26c000 rw-p 0015b000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26c000-7fd5be271000 rw-p 00000000 00:00 0
7fd5be271000-7fd5be2f1000 r-xp 00000000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be2f1000-7fd5be4f1000 ---p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f1000-7fd5be4f2000 r--p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f2000-7fd5be4f3000 rw-p 00081000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f3000-7fd5be4fb000 r-xp 00000000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be4fb000-7fd5be6fa000 ---p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fa000-7fd5be6fb000 r--p 00007000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fb000-7fd5be6fc000 rw-p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fc000-7fd5be72a000 rw-p 00000000 00:00 0
7fd5be72a000-7fd5be72c000 r-xp 00000000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be72c000-7fd5be92c000 ---p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92c000-7fd5be92d000 r--p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92d000-7fd5be92e000 rw-p 00003000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92e000-7fd5be935000 r-xp 00000000 08:01 6627341 /lib/librt-2.11.2.so
7fd5be935000-7fd5beb34000 ---p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb34000-7fd5beb35000 r--p 00006000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb35000-7fd5beb36000 rw-p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb36000-7fd5beb4d000 r-xp 00000000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5beb4d000-7fd5bed4c000 ---p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4c000-7fd5bed4d000 r--p 00016000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4d000-7fd5bed4e000 rw-p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4e000-7fd5bed52000 rw-p 00000000 00:00 0
7fd5bed52000-7fd5bed70000 r-xp 00000000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef57000-7fd5bef5c000 rw-p 00000000 00:00 0
7fd5bef68000-7fd5bef69000 rw-p 00000000 00:00 0
7fd5bef69000-7fd5bef6a000 ---p 00000000 00:00 0
7fd5bef6a000-7fd5bef6f000 rw-p 00000000 00:00 0
7fd5bef6f000-7fd5bef70000 r--p 0001d000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef70000-7fd5bef71000 rw-p 0001e000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef71000-7fd5bef72000 rw-p 00000000 00:00 0
7fd5bef72000-7fd5bf1ad000 r-xp 00000000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3ac000-7fd5bf3b2000 rw-p 0023a000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3b2000-7fd5bf3d0000 rw-p 00000000 00:00 0
7fd5c0bb3000-7fd5c0efa000 rw-p 00000000 00:00 0 [heap]
7fffaca6b000-7fffad26a000 rw-p 00000000 00:00 0 [stack]
7fffad3ff000-7fffad400000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
zsh: abort ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
--
http://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 7+ messages in thread* [ruby-dev:50847] [Ruby master Bug#5808] "a = []; a << a; puts JSON.dump(a)" aborted
2011-12-26 3:45 [ruby-dev:45048] [ruby-trunk - Bug #5808][Open] "a = []; a << a; puts JSON.dump(a)" aborted Akira Tanaka
` (4 preceding siblings ...)
2013-08-19 2:45 ` [ruby-dev:47637] " knu (Akinori MUSHA)
@ 2019-10-13 17:26 ` merch-redmine
5 siblings, 0 replies; 7+ messages in thread
From: merch-redmine @ 2019-10-13 17:26 UTC (permalink / raw)
To: ruby-dev
Issue #5808 has been updated by jeremyevans0 (Jeremy Evans).
Status changed from Assigned to Closed
The crash reported here was definitely a bug, but it was fixed in Ruby 2.1. It still generates a SystemStackError. I think that behavior is reasonable. If you want a recursion depth check, use `Object#to_json`, not `JSON.dump`. `Object#to_json` has a recursion limit check since at least 1.9.3 (maybe before).
----------------------------------------
Bug #5808: "a = []; a << a; puts JSON.dump(a)" aborted
https://bugs.ruby-lang.org/issues/5808#change-82012
* Author: akr (Akira Tanaka)
* Status: Closed
* Priority: Normal
* Assignee: naruse (Yui NARUSE)
* Target version:
* ruby -v: ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
* Backport:
----------------------------------------
ふと a = []; a << a; puts JSON.dump(a) としてみたら、abort しました。
% ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
ruby 2.0.0dev (2011-12-26 trunk 34127) [x86_64-linux]
/home/ruby/tcstate/lib/ruby/1.9.1/json/common.rb:216: stack level too deep (SystemStackError)
*** glibc detected *** ./ruby: double free or corruption (out): 0x00007fd5c0c18240 ***
======= Backtrace: =========
/lib/libc.so.6(+0x71ad6)[0x7fd5bdf81ad6]
/lib/libc.so.6(cfree+0x6c)[0x7fd5bdf8684c]
./ruby(+0x14053d)[0x7fd5bf0b253d]
./ruby(ruby_vm_destruct+0x66)[0x7fd5bf0b1e68]
./ruby(ruby_cleanup+0x386)[0x7fd5bef9401f]
./ruby(ruby_run_node+0x45)[0x7fd5bef941e5]
./ruby(+0x2088d)[0x7fd5bef9288d]
/lib/libc.so.6(__libc_start_main+0xfd)[0x7fd5bdf2ec4d]
./ruby(+0x20749)[0x7fd5bef92749]
======= Memory map: ========
7fd5b8000000-7fd5b8021000 rw-p 00000000 00:00 0
7fd5b8021000-7fd5bc000000 ---p 00000000 00:00 0
7fd5bcaf3000-7fd5bcb09000 r-xp 00000000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcb09000-7fd5bcd08000 ---p 00016000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd08000-7fd5bcd09000 rw-p 00015000 08:01 6627331 /lib/libgcc_s.so.1
7fd5bcd09000-7fd5bcd11000 r-xp 00000000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcd11000-7fd5bcf10000 ---p 00008000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf10000-7fd5bcf11000 rw-p 00007000 08:01 14934439 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7fd5bcf11000-7fd5bcf12000 r-xp 00000000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bcf12000-7fd5bd112000 ---p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd112000-7fd5bd113000 rw-p 00001000 08:01 14934499 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7fd5bd113000-7fd5bd114000 r-xp 00000000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd114000-7fd5bd314000 ---p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd314000-7fd5bd315000 rw-p 00001000 08:01 14934502 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7fd5bd315000-7fd5bd317000 r-xp 00000000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd317000-7fd5bd516000 ---p 00002000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd516000-7fd5bd517000 rw-p 00001000 08:01 14934492 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7fd5bd517000-7fd5bd519000 r-xp 00000000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd519000-7fd5bd718000 ---p 00002000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd718000-7fd5bd719000 rw-p 00001000 08:01 14934483 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7fd5bd719000-7fd5bd720000 r-xp 00000000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd720000-7fd5bd91f000 ---p 00007000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd91f000-7fd5bd920000 rw-p 00006000 08:01 14934440 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7fd5bd920000-7fd5bd922000 r-xp 00000000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bd922000-7fd5bdb22000 ---p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb22000-7fd5bdb23000 rw-p 00002000 08:01 14934465 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7fd5bdb23000-7fd5bdb25000 r-xp 00000000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdb25000-7fd5bdd24000 ---p 00002000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd24000-7fd5bdd25000 rw-p 00001000 08:01 14934498 /home/ruby/tcstate/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7fd5bdd25000-7fd5bdf10000 r--p 00000000 08:01 18989057 /usr/lib/locale/locale-archive
7fd5bdf10000-7fd5be068000 r-xp 00000000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be068000-7fd5be267000 ---p 00158000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be267000-7fd5be26b000 r--p 00157000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26b000-7fd5be26c000 rw-p 0015b000 08:01 6627339 /lib/libc-2.11.2.so
7fd5be26c000-7fd5be271000 rw-p 00000000 00:00 0
7fd5be271000-7fd5be2f1000 r-xp 00000000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be2f1000-7fd5be4f1000 ---p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f1000-7fd5be4f2000 r--p 00080000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f2000-7fd5be4f3000 rw-p 00081000 08:01 6627348 /lib/libm-2.11.2.so
7fd5be4f3000-7fd5be4fb000 r-xp 00000000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be4fb000-7fd5be6fa000 ---p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fa000-7fd5be6fb000 r--p 00007000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fb000-7fd5be6fc000 rw-p 00008000 08:01 6627350 /lib/libcrypt-2.11.2.so
7fd5be6fc000-7fd5be72a000 rw-p 00000000 00:00 0
7fd5be72a000-7fd5be72c000 r-xp 00000000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be72c000-7fd5be92c000 ---p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92c000-7fd5be92d000 r--p 00002000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92d000-7fd5be92e000 rw-p 00003000 08:01 6627338 /lib/libdl-2.11.2.so
7fd5be92e000-7fd5be935000 r-xp 00000000 08:01 6627341 /lib/librt-2.11.2.so
7fd5be935000-7fd5beb34000 ---p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb34000-7fd5beb35000 r--p 00006000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb35000-7fd5beb36000 rw-p 00007000 08:01 6627341 /lib/librt-2.11.2.so
7fd5beb36000-7fd5beb4d000 r-xp 00000000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5beb4d000-7fd5bed4c000 ---p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4c000-7fd5bed4d000 r--p 00016000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4d000-7fd5bed4e000 rw-p 00017000 08:01 6627340 /lib/libpthread-2.11.2.so
7fd5bed4e000-7fd5bed52000 rw-p 00000000 00:00 0
7fd5bed52000-7fd5bed70000 r-xp 00000000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef57000-7fd5bef5c000 rw-p 00000000 00:00 0
7fd5bef68000-7fd5bef69000 rw-p 00000000 00:00 0
7fd5bef69000-7fd5bef6a000 ---p 00000000 00:00 0
7fd5bef6a000-7fd5bef6f000 rw-p 00000000 00:00 0
7fd5bef6f000-7fd5bef70000 r--p 0001d000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef70000-7fd5bef71000 rw-p 0001e000 08:01 6627351 /lib/ld-2.11.2.so
7fd5bef71000-7fd5bef72000 rw-p 00000000 00:00 0
7fd5bef72000-7fd5bf1ad000 r-xp 00000000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3ac000-7fd5bf3b2000 rw-p 0023a000 08:01 14797288 /home/ruby/tcstate/ruby/ruby
7fd5bf3b2000-7fd5bf3d0000 rw-p 00000000 00:00 0
7fd5c0bb3000-7fd5c0efa000 rw-p 00000000 00:00 0 [heap]
7fffaca6b000-7fffad26a000 rw-p 00000000 00:00 0 [stack]
7fffad3ff000-7fffad400000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
zsh: abort ./ruby -rjson -ve 'a = []; a << a; puts JSON.dump(a)'
--
https://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2019-10-13 17:28 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-12-26 3:45 [ruby-dev:45048] [ruby-trunk - Bug #5808][Open] "a = []; a << a; puts JSON.dump(a)" aborted Akira Tanaka
2011-12-26 5:02 ` [ruby-dev:45049] [ruby-trunk - Bug #5808][Assigned] " Yui NARUSE
2011-12-26 6:09 ` [ruby-dev:45050] [ruby-trunk - Bug #5808] " Yui NARUSE
2013-08-17 5:47 ` [ruby-dev:47634] " JoelMcCracken (Joel McCracken)
2013-08-18 7:37 ` [ruby-dev:47635] " shyouhei (Shyouhei Urabe)
2013-08-19 2:45 ` [ruby-dev:47637] " knu (Akinori MUSHA)
2019-10-13 17:26 ` [ruby-dev:50847] [Ruby master Bug#5808] " merch-redmine
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