From: [EMAIL PROTECTED]
Operating system: Debian Linux 2.2 i386
PHP version: 4.0 Latest CVS (08/04/2001)
PHP Bug Type: Reproduceable crash
Bug description: Segfault on domxml_root()
<?
$file1 = "/tmp/file1";
$file2 = "/tmp/file2";
$doc = xmldocfile($file1);
$root = domxml_root($doc);
print_r($root);
?>
./configure --prefix=/usr --with-apxs=/usr/bin/apxs
--with-config-file-path=/etc/php4/apache --enable-debug --with-dom
php.ini-dist (not relevant)
Program received signal SIGSEGV, Segmentation fault.
0x403ada4e in compile_branch (options=0, brackets=0x8, codeptr=0x0,
ptrptr=0x403b1824, errorptr=0x4046baf4, optchanged=0x2, reqchar=0x2,
countlits=0x2, cd=0x10) at pcre.c:1209
1209 for (c = 0; c < 32; c++) class[c] |= ~cbits[c+cbit_word];
(gdb) bt
#0 0x403ada4e in compile_branch (options=0, brackets=0x8, codeptr=0x0,
ptrptr=0x403b1824, errorptr=0x4046baf4, optchanged=0x2, reqchar=0x2,
countlits=0x2, cd=0x10) at pcre.c:1209
#1 0x4046baf4 in inflate_mask () from /usr/lib/libxml2.so.2
#2 0x403b1846 in match (eptr=0x1 <Address 0x1 out of bounds>,
ecode=0x8155afc "", offset_top=0, md=0x1, ims=135616424, eptrb=0x0,
flags=1078193993) at pcre.c:3956
#3 0x40375147 in php_if_apache_lookup_uri (ht=135598500, return_value=0x2,
this_ptr=0x6e616d6d, return_value_used=1077437309) at php_apache.c:407
#4 0x40386420 in php_xpath_get_object (wrapper=0x8, rsrc_type1=3,
rsrc_type2=0) at php_domxml.c:332
#5 0x4039e4c3 in fn_ext (
name=0xbffffaf8 "\002f\023\b\024c\023\b\f/\016\b\020\022\025\b")
at mf_fn_ext.c:24
#6 0x40399b9e in vio_blocking (vio=0x81347ec, set_blocking_mode=8 '\b')
at violite.c:216
#7 0x4039a8ab in atoi_octal (str=0x81347ec "ÄG\023\b\224\236\024\bÌÔ\f\b")
at my_init.c:40
#8 0x4039a8ef in atoi_octal (str=0x81347ec "ÄG\023\b\224\236\024\bÌÔ\f\b")
at my_init.c:42
#9 0x8053ef4 in ap_invoke_handler ()
#10 0x806283c in ap_some_auth_required ()
#11 0x8062898 in ap_process_request ()
#12 0x805c5b9 in ap_child_terminate ()
#13 0x805c74c in ap_child_terminate ()
#14 0x805c869 in ap_child_terminate ()
#15 0x805cd1b in ap_child_terminate ()
#16 0x805d3dd in main ()
#17 0x400c2a42 in __libc_start_main () from /lib/libc.so.6
--
Edit Bug report at: http://bugs.php.net/?id=10235&edit=1
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