# 1.9 coredump

**URL:** <https://www.ruby-forum.com/t/1-9-coredump/104412>\
**Category:** Development\
**Created:** [May 17, 2007, 5:37pm UTC](https://www.ruby-forum.com/t/1-9-coredump/104412 "2007-05-17T17:37:58Z")\
**Posts on this page:** 4\
**Page:** 1

<div class="post-metadata">

**Author:** ![WATANABE\_Tetsuya](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/46a35a/32.png) [@WATANABE\_Tetsuya](https://www.ruby-forum.com/u/WATANABE_Tetsuya)\
**Post date:** [May 17, 2007, 5:37pm UTC](https://www.ruby-forum.com/t/1-9-coredump/104412/1 "2007-05-17T17:37:58Z")

</div>

e$BEOJUE/Li$G$9!#e(B

ruby 1.9.0 (2007-05-17 patchlevel 0) [i686-linux]

e$B\>e$Ge(B core e$B$7$FMn$A$^$9$N$GJs9p$7$^$9!#e(B

* * *

## $ ./ruby-1.9.0 -Ke /tmp/j.rb \*.c \*.h _/_.c zsh: 29641 segmentation fault (core dumped) ./ruby-1.9.0 -Ke /tmp/j.rb \*.c \*.h _/_.c

-Ke e$B$O$J$/$F$be(B core e$B$7$^$9!#e(B

gdb e$B$Ne(B backtrace e$B$Oe(B string.c tr\_setup\_table  
e$B$G$G$F$$$k$N$G$9$,!"$I$&$be(B  
e$BIT0BDj$N$h$&$G$9!#e(B(string.c tr\_setup\_table  
e$B$=$N$b$N$O0JA0$HF1$8$h$&$Ge(B  
e$B$9$N$Ge(B)

* * *

## #0 0x080a884b in tr\_setup\_table (str=1080892200, table=0xbf800150 “\200”, init=1) at string.c:3144 3144 tr.p = RSTRING\_PTR(str); tr.pend = tr.p + RSTRING\_LEN(str); (gdb) bt #0 0x080a884b in tr\_setup\_table (str=1080892200, table=0xbf800150 “\200”, init=1) at string.c:3144 #1 0x080a8d6b in rb\_str\_count (argc=1, argv=0x40309024, str=1080892240) at string.c:3384 #2 0x080bd325 in call\_cfunc (func=0x80a8d06 \<rb\_str\_count\>, recv=1080892240, len=1080892200, argc=1, argv=0x7) at call\_cfunc.ci:36 #3 0x080bb4a4 in th\_eval (th=0x814fef0, initial=0) at insns.def:1279 #4 0x080bcc76 in th\_eval\_body (th=0x814fef0) at vm.c:1620 #5 0x080bd15f in rb\_thread\_eval (th=0x814fef0, iseqval=1076863380) at vm.c:1826 #6 0x080be51d in yarvcore\_eval\_iseq (iseq=1076863380) at yarvcore.c:97 #7 0x080be5ba in yarvcore\_eval\_parsed (node=0x402fa1d0, file=1076863420) at yarvcore.c:129 #8 0x08059057 in ruby\_exec\_internal () at eval.c:210 #9 0x08059087 in ruby\_exec () at eval.c:223 #10 0x080590bd in ruby\_run () at eval.c:242 #11 0x08056abd in main () at main.c:47 #12 0x400d9c1f in \_\_libc\_start\_main () from /lib/i686/libc.so.6

* * *

## #0 0x080a890c in tr\_setup\_table (str=0, table=0xbf800170 ‘\001’ \<repeats 200 times\>…, init=1) at string.c:3160 3160 buf[c & 0xff] = !cflag; (gdb) bt #0 0x080a890c in tr\_setup\_table (str=0, table=0xbf800170 ‘\001’ \<repeats 200 times\>…, init=1) at string.c:3160 #1 0x080a8d6b in rb\_str\_count (argc=1, argv=0x40309024, str=1080892240) at string.c:3384 #2 0x080bd325 in call\_cfunc (func=0x80a8d06 \<rb\_str\_count\>, recv=1080892240, len=0, argc=1, argv=0x406d1b30) at call\_cfunc.ci:36 #3 0x080bb4a4 in th\_eval (th=0x814fef0, initial=0) at insns.def:1279 #4 0x080bcc76 in th\_eval\_body (th=0x814fef0) at vm.c:1620 #5 0x080bd15f in rb\_thread\_eval (th=0x814fef0, iseqval=1076863380) at vm.c:1826 #6 0x080be51d in yarvcore\_eval\_iseq (iseq=1076863380) at yarvcore.c:97 #7 0x080be5ba in yarvcore\_eval\_parsed (node=0x402fa1d0, file=1076863420) at yarvcore.c:129 #8 0x08059057 in ruby\_exec\_internal () at eval.c:210 #9 0x08059087 in ruby\_exec () at eval.c:223 #10 0x080590bd in ruby\_run () at eval.c:242 #11 0x08056abd in main () at main.c:47 #12 0x400d9c1f in \_\_libc\_start\_main () from /lib/i686/libc.so.6

e$B:F8=%9%/%j%W%He(B

* * *

require ‘nkf’

## while gets("\n") l = $\_ break if l.count("\n") \> 1 l = NKF.nkf(’-Se’, l) if l =~ /SIGV/ end end

e$B:F8=%9%/%j%W%H$N$I$N9T$b:G\>.8BI,MW$=$&$G$9!#=hM}NL4X78$G$O$J$$$+e(B?  
e$B$H$O;W$&$N$G$9$,!#e(B

e$B:F8=J}K!e(B

* * *

## $ cd ruby-1.9 e$B7O%=!\<%9$N%H%C%We(B $ ./ruby e$B:F8=%9%/%j%W%He(B \*.c \*.h _/_.c

strace e$B$N7k2L$G$O$[$\Kh2se(B win32/win32.c  
e$B$G5/$-$F$$$k$h$&$J$N$G$9$,!"C1e(B  
e$B=c$K=hM}NL$H;W$o$l$^$9!#e(Bwin32/win32.c  
e$B$N%U%!%$%k0l$D$G$O5/$-$^$;$s!#e(B

e$B3NG’$7$?%7%9%F%`$Oe(B

* * *

## Vine Linux 3.2 glibc-2.3.3-3vl1.3 Vine Linux 4.1 glibc-2.3.4-2vl3

e$B$G$9!#e(B

Ruby  
e$B$N%=!\<%9%3!\<%I%l%Y%k$N$b$N$r07$C$F5$$,IU$$$?$N$G$9$,!"$$$D$4$m$+e(B  
e$B$i$+e(B?  
e$B$H$$$&$N$O$O$C$-$j$7$^$;$s!#IaCJ$+$i;H$C$F$$$k%9%/%j%W%H$G5/$-$?e(B  
e$B$N$G$9$,!“07$&NL$K0MB8$7$F$$$k$h$&$J$N$G!”$O$C$-$j$7$^$;$s$G$9!#$9$$$^e(B  
e$B$;$s!#e(B

---

<div class="post-metadata">

**Author:** ![WATANABE\_Tetsuya](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/46a35a/32.png) [@WATANABE\_Tetsuya](https://www.ruby-forum.com/u/WATANABE_Tetsuya)\
**Post date:** [May 20, 2007, 6:16am UTC](https://www.ruby-forum.com/t/1-9-coredump/104412/2 "2007-05-20T06:16:53Z")

</div>

e$BEOJUE/Li$G$9!#e(B

In message “[ruby-dev:30791] 1.9 coredump”  
on 07/05/18, WATANABE Tetsuya writes:

|ruby 1.9.0 (2007-05-17 patchlevel 0) [i686-linux]  
|  
|e$B\>e$Ge(B core e$B$7$FMn$A$^$9$N$GJs9p$7$^$9!#e(B

e$B$N7o$G$9$,!"%9%?%C%/%5%$%:$NJQ99$GBP1~e(B(e$B2sHre(B)e$B$G$-$k$h$&$J$N$G$\*e(B  
e$BCN$i$;$7$^$9!#e(Bcore  
e$B$N\>r7o$H$7$F07$&%U%!%$%kNL$,4X78$7$F$$$^$7e(B  
e$B$?!#e(B

* * *

## e$B%9%?%C%/%\*!\<%P!\<%U%m!\<$N%O%s%I%j%s%0e(B(Stack Overflow Handling) [スタックオーバーフローのハンドリング (Stack Overflow Handling)](http://www.nminoru.jp/~nminoru/programming/stackoverflow_handling.html)

e$B$rFI$s$G$$$?$N$G$9$,!“%9%?%C%/%5%$%:$rG!”;0G$K$9$k$3$H$G07$&e(B  
e$B%U%!%$%kNL$rA}$d$7$F$be(B core e$B$7$J$/$J$k$3$H$,3NG’$G$-$^$7$?!#e(B

e$B3NG’$7$?%7%9%F%`$Oe(B Vine Linux 4.1 e$B$K$J$j$^$9!#%G%U%)%k%H$G$Oe(B  
8MB e$B$G$9!#e(B

* * *

## $ ulimit -s 8192

core e$B$9$k\>l9g$K$O%9%?%C%/%5%$%:$rA}$d$9$3$H$,M-8z$N$h$&$G$9!#e(B

e$B0J2\<$Oe(B core e$B$7$?\>l9g$Ke(B ulimit -s  
e$B$G%9%?%C%/%5%$%:$rA}$d$7$Fe(B  
core e$B$r2sHr$7$?7P2a$G$9!#e(Bruby 1.9  
e$B$N%=!\<%9%3!\<%I$G;n$7$F$$$^$9!#e(B

* * *

$ rg.rb SIGV \*.c  
zsh: 16153 segmentation fault rg.rb SIGV \*.c

$ ulimit -s 16384  
$ rg.rb SIGV \*.c  
signal.c:#ifdef SIGVTALRM  
signal.c: {“VTALRM”, SIGVTALRM},  
signal.c: sigdelset(&mask, SIGVTALRM);  
signal.c: if (sig == SIGVTALRM) {  
signal.c: rb\_raise(rb\_eArgError, “SIGVTALRM reserved for Thread;  
can’t set handler”);  
rg.rb SIGV \*.c 1.88s user 1.31s system 97% cpu 3.255 total

$ rg.rb SIGV \*.c \*.h _/_.c  
signal.c:#ifdef SIGVTALRM  
signal.c: {“VTALRM”, SIGVTALRM},  
signal.c: sigdelset(&mask, SIGVTALRM);  
signal.c: if (sig == SIGVTALRM) {  
signal.c: rb\_raise(rb\_eArgError, “SIGVTALRM reserved for Thread;  
can’t set handler”);  
zsh: 16164 segmentation fault rg.rb SIGV \*.c \*.h _/_.c

$ ulimit -s 24576  
$ rg.rb SIGV \*.c \*.h _/_.c  
signal.c:#ifdef SIGVTALRM  
signal.c: {“VTALRM”, SIGVTALRM},  
signal.c: sigdelset(&mask, SIGVTALRM);  
signal.c: if (sig == SIGVTALRM) {  
signal.c: rb\_raise(rb\_eArgError, “SIGVTALRM reserved for Thread;  
can’t set handler”);  
rg.rb SIGV \*.c \*.h _/_.c 1.82s user 1.70s system 98% cpu 3.567 total

---

<div class="post-metadata">

**Author:** ![WATANABE\_Tetsuya](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/46a35a/32.png) [@WATANABE\_Tetsuya](https://www.ruby-forum.com/u/WATANABE_Tetsuya)\
**Post date:** [May 21, 2007, 7:14am UTC](https://www.ruby-forum.com/t/1-9-coredump/104412/3 "2007-05-21T07:14:08Z")

</div>

e$B!!$5$5$@$G$9!%e(B

WATANABE Tetsuya wrote:

> ## [スタックオーバーフローのハンドリング (Stack Overflow Handling)](http://www.nminoru.jp/~nminoru/programming/stackoverflow_handling.html) 8192
> 
> core e$B$9$k\>l9g$K$O%9%?%C%/%5%$%:$rA}$d$9$3$H$,M-8z$N$h$&$G$9!#e(B
> 
> e$B0J2\<$Oe(B core e$B$7$?\>l9g$Ke(B ulimit -s e$B$G%9%?%C%/%5%$%:$rA}$d$7$Fe(B  
> core e$B$r2sHr$7$?7P2a$G$9!#e(Bruby 1.9 e$B$N%=!\<%9%3!\<%I$G;n$7$F$$$^$9!#e(B

e$B!!8=\>u$Ne(B 1.8  
e$B$G$b!$%^%7%s%9%?%C%/$“$U$l$O87L)$K$O%A%'%C%/$G$-$F$$$J$$$He(B  
e$B;W$&$N$G$9$,!$e(B1.9  
e$B$G$O$5$i$K4E$$!$$H$$$&46$8$G$7$g$&$+!%3N$+$K$”$s$^$je(B  
e$B%A%'%C%/$7$F$J$$$+$b$7$l$^$;$s!%e(B

e$B!!$7$+$7!$$3$NNc$@$H!$%^%7%s%9%?%C%/$O$"$^$j?\<$/$J$i$J$$$h$&$J5$$,$9$k$se(B  
e$B$G$9$,!$$J$s$Ge(BSEGVe$B$K$J$k$s$G$7$g$&$+!%$&!\<$s!%e(B

---

<div class="post-metadata">

**Author:** ![WATANABE\_Tetsuya](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/46a35a/32.png) [@WATANABE\_Tetsuya](https://www.ruby-forum.com/u/WATANABE_Tetsuya)\
**Post date:** [May 30, 2007, 3:49am UTC](https://www.ruby-forum.com/t/1-9-coredump/104412/4 "2007-05-30T03:49:10Z")

</div>

e$BEOJUE/Li$G$9!#e(B

ruby 1.9 trunk rev 12411 e$B$K$F!“8=\>]$,5/$-$Je(B  
e$B$/$J$C$?$3$H$r3NG’$7$^$7$?!#e(Bstack size e$B$b%Ge(B  
e$B%U%)%k%H$Ne(B 8192k e$B$GLdBj$”$j$^$;$s$G$7$?!#e(B

e$B$"$j$,$H$&$4$6$$$^$9!#e(B

In message “[ruby-dev:30791] 1.9 coredump”  
on 07/05/18, WATANABE Tetsuya e$B$5$se(B writes:

|e$BEOJUE/Li$G$9!#e(B  
|  
|ruby 1.9.0 (2007-05-17 patchlevel 0) [i686-linux]  
|  
|e$B\>e$Ge(B core e$B$7$FMn$A$^$9$N$GJs9p$7$^$9!#e(B

| |
| --- |
| $ ./ruby-1.9.0 -Ke /tmp/j.rb \*.c \*.h _/_.c |
| zsh: 29641 segmentation fault (core dumped) ./ruby-1.9.0 -Ke /tmp/j.rb \*.c \*.h _/_.c |
| ------------------------------ |