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Description
Description
The following code:
<?php
function error_handle($level, $message, $file = '', $line = 0){
array_multisort($a, SORT_ASC, $b);
}
set_error_handler('error_handle');
$data = [['aa'=> 'bb',], ['aa'=> 'bb',],];
$fusion = $data;
class classWithToString {
}
class classWithoutToString { }
$inputs = array(
'instance of classWithToString' => new classWithToString(),
'instance of classWithoutToString' => new classWithoutToString(),
'undefined var' => @$fusion,
);
var_dump(array_multisort($inputs, SORT_NUMERIC));
Resulted in this output:
AddressSanitizer:DEADLYSIGNAL
=================================================================
==2365786==ERROR: AddressSanitizer: SEGV on unknown address 0x7dc7b2e8cd90 (pc 0x7dc7b2e8cd90 bp 0x7ffced4086c0 sp 0x7ffced408588 T0)
==2365786==The signal is caused by a READ memory access.
==2365786==Hint: PC is at a non-executable region. Maybe a wild jump?
LLVMSymbolizer: error reading file: No such file or directory
#0 0x7dc7b2e8cd90 ([anon:zend_alloc]+0x8cd90)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV ([anon:zend_alloc]+0x8cd90)
==2365786==ABORTING
To reproduce:
./php-src/sapi/cli/php ./test.php
Commit:
c1b129bd182991515c78835249c1514b480cfbea
Configurations:
CC="clang-12" CXX="clang++-12" CFLAGS="-DZEND_VERIFY_TYPE_INFERENCE" CXXFLAGS="-DZEND_VERIFY_TYPE_INFERENCE" ./configure --enable-debug --enable-address-sanitizer --enable-undefined-sanitizer --enable-re2c-cgoto --enable-fpm --enable-litespeed --enable-phpdbg-debug --enable-zts --enable-bcmath --enable-calendar --enable-dba --enable-dl-test --enable-exif --enable-ftp --enable-gd --enable-gd-jis-conv --enable-mbstring --enable-pcntl --enable-shmop --enable-soap --enable-sockets --enable-sysvmsg --enable-zend-test --with-zlib --with-bz2 --with-curl --with-enchant --with-gettext --with-gmp --with-mhash --with-ldap --with-libedit --with-readline --with-snmp --with-sodium --with-xsl --with-zip --with-mysqli --with-pdo-mysql --with-pdo-pgsql --with-pgsql --with-sqlite3 --with-pdo-sqlite --with-webp --with-jpeg --with-freetype --enable-sigchild --with-readline --with-pcre-jit --with-iconv
Operating System:
Ubuntu 20.04 Host, Docker 0599jiangyc/flowfusion:latest
This report is automatically generated by FlowFusion
PHP Version
c1b129bd182991515c78835249c1514b480cfbea
Operating System
No response