[Bug 611316] [NEW] Segmentation fault in php5-sybase

[Kurt Huwig]

Public bug reported:

Binary package hint: php5

I get a segmentation fault within php_mssql.c:

Core was generated by `/usr/sbin/apache2 -k start'.
Program terminated with signal 11, Segmentation fault.
#0  0x00007f825deca3fc in php_mssql_do_connect (ht=0, return_value=0x7f8268cfa668, return_value_ptr=0x7fff004a36f8, this_ptr=0x7fff004a3700, return_value_used=4864176, persistent=0)
    at /build/buildd/php5-5.3.2/ext/mssql/php_mssql.c:590
590     /build/buildd/php5-5.3.2/ext/mssql/php_mssql.c: No such file or directory.
        in /build/buildd/php5-5.3.2/ext/mssql/php_mssql.c
(gdb) bt
#0  0x00007f825deca3fc in php_mssql_do_connect (ht=0, return_value=0x7f8268cfa668, return_value_ptr=0x7fff004a36f8, this_ptr=0x7fff004a3700, return_value_used=4864176, persistent=0)
    at /build/buildd/php5-5.3.2/ext/mssql/php_mssql.c:590
#1  0x00007f825decb8a6 in zif_mssql_select_db (ht=0, return_value=0x7f8268cfa668, return_value_ptr=0x0, this_ptr=0x0, return_value_used=0) at /build/buildd/php5-5.3.2/ext/mssql/php_mssql.c:870
#2  0x00007f826369ec7a in zend_do_fcall_common_helper_SPEC (execute_data=0x7f8268f61f80) at /build/buildd/php5-5.3.2/Zend/zend_vm_execute.h:313
#3  0x00007f8263675f60 in execute (op_array=0x7f82686ffde0) at /build/buildd/php5-5.3.2/Zend/zend_vm_execute.h:104
#4  0x00007f826364dc8d in zend_execute_scripts (type=32642, retval=0x7fff004a3b20, file_count=3) at /build/buildd/php5-5.3.2/Zend/zend.c:1266
#5  0x00007f82635f98f8 in php_execute_script (primary_file=0x7fff004a2c18) at /build/buildd/php5-5.3.2/main/main.c:2288
#6  0x00007f82636daf2d in php_handler (r=0x7f82636daf2d) at /build/buildd/php5-5.3.2/sapi/apache2handler/sapi_apache2.c:674
#7  0x00007f826749e140 in ap_run_handler (r=0x7f826872e1d8) at /build/buildd/apache2-2.2.14/server/config.c:159
#8  0x00007f82674a1aa8 in ap_invoke_handler (r=0x7f826872e1d8) at /build/buildd/apache2-2.2.14/server/config.c:373
#9  0x00007f82674af49c in ap_internal_redirect (new_uri=<value optimized out>, r=<value optimized out>) at /build/buildd/apache2-2.2.14/modules/http/http_request.c:501
#10 0x00007f8260c96c95 in ?? () from /usr/lib/apache2/modules/mod_rewrite.so
#11 0x00007f826749e140 in ap_run_handler (r=0x7f826872bfc8) at /build/buildd/apache2-2.2.14/server/config.c:159
#12 0x00007f82674a1aa8 in ap_invoke_handler (r=0x7f826872bfc8) at /build/buildd/apache2-2.2.14/server/config.c:373
#13 0x00007f82674af678 in ap_process_request (r=0x7f826872bfc8) at /build/buildd/apache2-2.2.14/modules/http/http_request.c:282
#14 0x00007f82674ac528 in ap_process_http_connection (c=0x7f8268723f58) at /build/buildd/apache2-2.2.14/modules/http/http_core.c:190
#15 0x00007f82674a5cf8 in ap_run_process_connection (c=0x7f8268723f58) at /build/buildd/apache2-2.2.14/server/connection.c:43
#16 0x00007f82674b4037 in child_main (child_num_arg=<value optimized out>) at /build/buildd/apache2-2.2.14/server/mpm/prefork/prefork.c:662
#17 0x00007f82674b434a in make_child (s=0x7f826832d938, slot=49) at /build/buildd/apache2-2.2.14/server/mpm/prefork/prefork.c:758
#18 0x00007f82674b467b in startup_children (_pconf=<value optimized out>, plog=<value optimized out>, s=<value optimized out>) at /build/buildd/apache2-2.2.14/server/mpm/prefork/prefork.c:776
#19 ap_mpm_run (_pconf=<value optimized out>, plog=<value optimized out>, s=<value optimized out>) at /build/buildd/apache2-2.2.14/server/mpm/prefork/prefork.c:997
#20 0x00007f826748a350 in main (argc=3, argv=0x7fff004a6598) at /build/buildd/apache2-2.2.14/server/main.c:742

I had to downgrade to 5.3.2-1ubuntu4 to be able to install the debug
symbols due to bug #611305. But the segfault happens with
5.3.2-1ubuntu4.2 as well.

** Affects: php5 (Ubuntu)
     Importance: Undecided
         Status: New

-- 
Segmentation fault in php5-sybase
https://bugs.launchpad.net/bugs/611316
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