I got a core dump with this output: Cannot access memory at address 0x9 Cannot access memory at address 0x1
#0 0x0000000000654a6d in ini_lex (ini_lval=0xd314c15417d73c46) at Zend/zend_ini_scanner.c:3724 #1 0x000000000067da19 in init_executor () at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_execute_API.c:176 #2 0x0000000000669862 in zend_string_alloc (persistent=0, len=140720308486145) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_string.h:134 #3 zend_string_init (persistent=0, len=18446744069414584336, str=0x0) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_string.h:157 #4 zend_compile_dynamic_call (result=0x7f2afa13e8a0, name_node=0x7f0200000040, args_ast=0x67da19 <init_executor+499>) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:2867 #5 0x0000000000671e99 in zend_compile_class_decl (ast=0x7f2afa389910) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:5262 #6 0x00000000006678ad in zend_compile_dim (result=0x7f2afa154268, ast=0x7f2afa154268, type=32554) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:2301 #7 0x0000000000671d62 in zend_compile_class_decl (ast=0x7f2afa1f77c0) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:5242 #8 0x000000000066b307 in zend_ast_get_list (ast=0x7f2af9eaf7e0) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_ast.h:221 #9 zend_compile_call (result=0x7f2af9e527e0, ast=0x7ffc412f7f50, type=32554) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:3236 #10 0x0000000000671eda in zend_compile_class_decl (ast=0x7f2af9ea2a50) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:5262 #11 0x0000000000671b11 in zend_compile_class_decl (ast=0x12de10) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:5208 #12 0x0000000000671af3 in zend_string_release (s=0x0) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_string.h:271 #13 zend_compile_class_decl (ast=0x7f2b4e7ced50) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:5207 #14 0x0000000000629310 in zendparse () at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_language_parser.c:4357 #15 0x000000000067666e in zend_string_alloc (persistent=32554, len=32768) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_string.h:121 #16 zend_string_init (persistent=32764, len=0, str=0x10005d1a00 <Address 0x10005d1a00 out of bounds>) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_string.h:157 #17 zend_compile_shell_exec (result=0x0, ast=0x0) at /wayfair/home/cmccoy/rpmbuild/BUILD/php-7.0.3/Zend/zend_compile.c:6438 #18 0x00007f2b47e8e202 in ?? () #19 0x00007ffc412f92f8 in ?? () #20 0x0000000000000000 in ?? () I found this bug which sounds a little similar, though it appears to have been fixed: https://bugs.php.net/bug.php?id=70748 Does anyone have any suggestions for how to debug? Thanks, Adam