OSV-2022-238 Segv on unknown address in i_zval_ptr_dtor

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=45429 Crash type: Segv on unknown address Crash state: izvalptrdtor zendleavehelperSPEC zenddispatchtrycatchfinallyhelperSPEC...