PHP 4.0 Bug #3108: SIGSEGV in zend_hash_index_find() on mysql_connect()

From: johan@ekenberg.nu Operating system: Linux 2.2.13ac2 - SMP PHP version: 4.0 Latest CVS (05/01/2000) PHP Bug Type: Reproduceable crash Bug description: SIGSEGV in zend_hash_index_find() on mysql_connect() This code causes SIGSEGV every time, see backtrace below. <?php $site = 'localhost'; $username = 'login'; $password = 'xxxxxxxx'; mysql_connect($site, $username, $password) || die ("noop"); ?> This problem did not exist in PHP4-b2. Backtrace: Program received signal SIGSEGV, Segmentation fault. 0x80ee339 in zend_hash_index_find (ht=0x832e8cc, h=1, pData=0xbffff810) at zend_hash.c:989 989 if ((p->h == h) && (p->nKeyLength == 0)) { (gdb) bt #0 0x80ee339 in zend_hash_index_find (ht=0x832e8cc, h=1, pData=0xbffff810) at zend_hash.c:989 #1 0x80ef19d in zend_list_do_delete (list=0x832e8cc, id=1) at zend_list.c:51 #2 0x80eec41 in zend_list_delete (id=1) at zend_list.c:113 #3 0x80e724b in _zval_dtor (zvalue=0x8deb850, __zend_filename=0x829a555 "zend_execute_API.c", __zend_lineno=147) at zend_variables.c:80 #4 0x80de2cc in shutdown_executor () at zend_execute_API.c:147 #5 0x80e810f in zend_deactivate () at zend.c:454 #6 0x80cedd2 in php_request_shutdown (dummy=0x0) at main.c:782 #7 0x8168e1e in run_cleanups (c=0x86221fc) at alloc.c:1940 #8 0x816722c in ap_clear_pool (a=0x858b4bc) at alloc.c:683 #9 0x81672b1 in ap_destroy_pool (a=0x858b4bc) at alloc.c:713 #10 0x817941b in child_main (child_num_arg=0) at http_main.c:4133 #11 0x8179588 in make_child (s=0x8333eb4, slot=0, now=947089121) at http_main.c:4238 #12 0x8179713 in startup_children (number_to_start=200) at http_main.c:4320 #13 0x8179d94 in standalone_main (argc=4, argv=0xbffff984) at http_main.c:4608 #14 0x817a703 in main (argc=4, argv=0xbffff984) at http_main.c:4944 PHP-config: CFLAGS=' -ggdb3 -I../openssl-0.9.4/include' \ ./configure \ --with-apache=../apache_1.3.9 \ --with-mysql=/usr/local \ --with-gd \ --enable-memory-limit=yes \ --enable-track-vars I run SMP which gives PHP other strange Segfaults, see BUG-ID: 2866