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[2020-07-09 05:32 UTC] changochen1 at gmail dot com
Description:
------------
LOG:
php: /home/yongheng/php_clean/Zend/zend_hash.c:71: void _zend_is_inconsistent(const HashTable *, const char *, int): Assertion `0' failed.
Test script:
---------------
<?
for (;;)
switch ( 1 ) {
case 1 :
switch ( $a ) {
default :
try {
for ( ;[ 'x' , ob_start ( function () use ( $b ) {}, 20 ) > c] ; ) ;
}
catch ( Throwable ) { }
foreach( array ( array_merge ( $GLOBALS ) )as $d) ;
}
}
PatchesPull RequestsHistoryAllCommentsChangesGit/SVN commits
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Last updated: Sat Oct 25 21:00:01 2025 UTC |
Slightly reduced: <? for (;;) { ob_start(function () use ( $b ) {}, 20 ); try { c; } catch ( Throwable ) { } foreach ( array ( array_merge ($GLOBALS) ) as $d) ; } ==295061== Invalid read of size 4 ==295061== at 0x9D3619: zend_gc_delref (zend_types.h:1162) ==295061== by 0x9D4E9B: zend_assign_to_variable (zend_execute.h:142) ==295061== by 0xA10B12: ZEND_FE_FETCH_R_SPEC_VAR_HANDLER (zend_vm_execute.h:20734) ==295061== by 0xA4F624: execute_ex (zend_vm_execute.h:54324) ==295061== by 0xA51E6E: zend_execute (zend_vm_execute.h:56361) ==295061== by 0x9ABBF5: zend_execute_scripts (zend.c:1667) ==295061== by 0x9127DB: php_execute_script (main.c:2537) ==295061== by 0xA90DD3: do_cli (php_cli.c:951) ==295061== by 0xA91ECB: main (php_cli.c:1349) ==295061== Address 0xa45c430 is 0 bytes inside a block of size 56 free'd ==295061== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==295061== by 0x9712D8: _efree_custom (zend_alloc.c:2426) ==295061== by 0x97142F: _efree (zend_alloc.c:2546) ==295061== by 0xA65D1E: zend_gc_collect_cycles (zend_gc.c:1612) ==295061== by 0xA6367F: gc_possible_root_when_full (zend_gc.c:592) ==295061== by 0xA63803: gc_possible_root (zend_gc.c:642) ==295061== by 0x9D49FE: zend_object_release (zend_objects_API.h:77) ==295061== by 0xA4CD22: execute_ex (zend_vm_execute.h:52172) ==295061== by 0x9942AF: zend_call_function (zend_execute_API.c:785) ==295061== by 0x9B9E2B: zend_fcall_info_call (zend_API.c:3495) ==295061== by 0x92C2AD: php_output_handler_op (output.c:960) ==295061== by 0x92C766: php_output_stack_apply_op (output.c:1098) ==295061== by 0x9A723F: zend_stack_apply_with_argument (zend_stack.c:133) ==295061== by 0x92C62B: php_output_op (output.c:1055) ==295061== by 0x92A956: php_output_write (output.c:252) ==295061== by 0x90EE7D: php_printf (main.c:882) ==295061== by 0x910368: php_error_cb (main.c:1328) ==295061== by 0x6E9AF7: soap_error_handler (soap.c:1934) ==295061== by 0x9AA70E: zend_error_impl (zend.c:1324) ==295061== by 0x9AACF9: zend_error_va_list (zend.c:1413) ==295061== by 0x9AB0F4: zend_error (zend.c:1485) ==295061== by 0x9D583D: zval_undefined_cv (zend_execute.c:266) ==295061== by 0x9D5878: _zval_undefined_op2 (zend_execute.c:278) ==295061== by 0xA0D2DF: ZEND_BIND_LEXICAL_SPEC_TMP_CV_HANDLER (zend_vm_execute.h:19621) ==295061== by 0xA4F2B4: execute_ex (zend_vm_execute.h:54167) ==295061== by 0xA51E6E: zend_execute (zend_vm_execute.h:56361) ==295061== by 0x9ABBF5: zend_execute_scripts (zend.c:1667) ==295061== by 0x9127DB: php_execute_script (main.c:2537) ==295061== by 0xA90DD3: do_cli (php_cli.c:951) ==295061== by 0xA91ECB: main (php_cli.c:1349) ==295061== Block was alloc'd at ==295061== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==295061== by 0x97241D: __zend_malloc (zend_alloc.c:2992) ==295061== by 0x971267: _malloc_custom (zend_alloc.c:2417) ==295061== by 0x9713B1: _emalloc (zend_alloc.c:2536) ==295061== by 0x9BE9DB: _zend_new_array (zend_hash.c:278) ==295061== by 0x79BC52: php_array_merge_wrapper (array.c:3874) ==295061== by 0x79C0FA: zif_array_merge (array.c:3921) ==295061== by 0x9E3553: ZEND_DO_ICALL_SPEC_RETVAL_USED_HANDLER (zend_vm_execute.h:1278) ==295061== by 0xA4CDF5: execute_ex (zend_vm_execute.h:52205) ==295061== by 0xA51E6E: zend_execute (zend_vm_execute.h:56361) ==295061== by 0x9ABBF5: zend_execute_scripts (zend.c:1667) ==295061== by 0x9127DB: php_execute_script (main.c:2537) ==295061== by 0xA90DD3: do_cli (php_cli.c:951) ==295061== by 0xA91ECB: main (php_cli.c:1349)