ID:               16176
 Updated by:       [EMAIL PROTECTED]
 Reported By:      [EMAIL PROTECTED]
 Status:           Open
 Bug Type:         Reproducible crash
 Operating System: linux
 PHP Version:      4.1.1
 New Comment:

Oops.  My real email address is: [EMAIL PROTECTED]


Previous Comments:
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[2002-03-19 19:32:36] [EMAIL PROTECTED]

I've isolated a case where metaphone() causes a
memory-management-related segfault in php versions 4.0.5-dev and 4.1.1
on Linux.  

uname -srvmp says:

Linux 2.4.19-pre2 #1 SMP Sun Mar 10 15:02:27 CST 2002 i686 unknown
and
Linux 2.4.17 #1 SMP Sun Dec 23 03:18:05 CST 2001 i686 unknown

Here's a short script that causes the segfault for me:

#!/usr/local/bin/php -q
<script language=php>

$word_one = "ln";
$word_two = "xvxvccv";
$foo = metaphone($word_one);
$bar = metaphone($word_two);
echo "$foo\n";
echo "$bar\n";

</script>

Here's a gdb backtrace:

#0  0x40149cce in chunk_free (ar_ptr=0x401fc4c0, p=0x81b2d90) at
malloc.c:3228
3228    malloc.c: No such file or directory.
(gdb) bt
#0  0x40149cce in chunk_free (ar_ptr=0x401fc4c0, p=0x81b2d90) at
malloc.c:3228
#1  0x40149a50 in __libc_free (mem=0x81b36a0) at malloc.c:3154
#2  0x80dd485 in shutdown_memory_manager (silent=0, clean_cache=0)
    at zend_alloc.c:485
#3  0x8062ca3 in php_request_shutdown (dummy=0x0) at main.c:742
#4  0x8061d0f in main (argc=3, argv=0xbffffb34) at cgi_main.c:776
#5  0x400e9386 in __libc_start_main (main=0x8061468 <main>, argc=3, 
    ubp_av=0xbffffb34, init=0x805ff6c <_init>, fini=0x8115f40 <_fini>,

    rtld_fini=0x4000d318 <_dl_fini>, stack_end=0xbffffb2c)
    at ../sysdeps/generic/libc-start.c:129

email me if you need a binary and core, or anything else.


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