[Bug 369737] [NEW] preg_replace_callback segfaults

[Anthony Durity]

Public bug reported:

Binary package hint: php5

Program received signal SIGSEGV, Segmentation fault.
preg_replace_impl (ht=5, return_value=0xb9a72214, return_value_ptr=0x0, this_ptr=0x0, return_value_used=1, is_callable_replace=1 '\001')
    at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_variables.h:32
32	/build/buildd/php5-5.2.6.dfsg.1/Zend/zend_variables.h: No such file or directory.
	in /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_variables.h
(gdb) backtrace
#0  preg_replace_impl (ht=5, return_value=0xb9a72214, return_value_ptr=0x0, this_ptr=0x0, return_value_used=1, is_callable_replace=1 '\001')
    at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_variables.h:32
#1  0xb733cc03 in zend_do_fcall_common_helper_SPEC (execute_data=0xbfdd00b8) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:200
#2  0xb732809b in execute (op_array=0xb978347c) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:92
#3  0xb733c4c6 in zend_do_fcall_common_helper_SPEC (execute_data=0xbfdd0278) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:234
#4  0xb732809b in execute (op_array=0xb97888d0) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:92
#5  0xb733c4c6 in zend_do_fcall_common_helper_SPEC (execute_data=0xbfdd0618) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:234
#6  0xb732809b in execute (op_array=0xb9788ea4) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:92
#7  0xb733c4c6 in zend_do_fcall_common_helper_SPEC (execute_data=0xbfdd1158) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:234
#8  0xb732809b in execute (op_array=0xb9721148) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:92
#9  0xb732d868 in ZEND_INCLUDE_OR_EVAL_SPEC_TMP_HANDLER (execute_data=0xbfdd1338) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:4612
#10 0xb732809b in execute (op_array=0xb9719ec4) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:92
#11 0xb732ade9 in ZEND_INCLUDE_OR_EVAL_SPEC_CV_HANDLER (execute_data=0xbfdd1db8) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:20047
#12 0xb732809b in execute (op_array=0xb9718434) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend_vm_execute.h:92
#13 0xb7302710 in zend_execute_scripts (type=8, retval=0x0, file_count=3) at /build/buildd/php5-5.2.6.dfsg.1/Zend/zend.c:1215
#14 0xb72b6fba in php_execute_script (primary_file=0xbfdd4078) at /build/buildd/php5-5.2.6.dfsg.1/main/main.c:2028
#15 0xb737a8c0 in php_handler (r=0xb97600e0) at /build/buildd/php5-5.2.6.dfsg.1/sapi/apache2handler/sapi_apache2.c:648

php --version 5.2.6.dfsg.1-3ubuntu4.1 (jaunty-updates, jaunty-security)

Was working in Intrepid, upgraded to Jaunty - stopped working. I could
have introduced an error but it shouldn't segfault anyway I guess.

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

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preg_replace_callback segfaults
https://bugs.launchpad.net/bugs/369737
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