GNU gdb (GDB) Red Hat Enterprise Linux 7.6.1-114.el7
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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Reading symbols from /usr/bin/php...Reading symbols from /usr/bin/php...(no debugging symbols found)...done.
(no debugging symbols found)...done.
[New LWP 16969]
[New LWP 16970]
[New LWP 16971]
[New LWP 16973]
[New LWP 16974]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `php test.php'.
Program terminated with signal 11, Segmentation fault.
#0 0x00007f770adf3bd0 in QConfZK::zk_close (this=0x9167210fb2dae4cf) at /data/build/QConf/manager/src/c/qconf_zk.cc:68
68 zookeeper_close(zh);
Missing separate debuginfos, use: debuginfo-install php-cli-7.1.28-1.el7.remi.x86_64
(gdb) bt
#0 0x00007f770adf3bd0 in QConfZK::zk_close (this=0x9167210fb2dae4cf) at /data/build/QConf/manager/src/c/qconf_zk.cc:68
#1 0x000055d93f049835 in zend_call_function ()
#2 0x000055d93f0784c4 in zend_call_method ()
#3 0x000055d93f093c14 in zend_objects_destroy_object ()
#4 0x000055d93f0991cc in zend_objects_store_del ()
#5 0x000055d93f0a4f99 in ZEND_ASSIGN_SPEC_CV_VAR_RETVAL_UNUSED_HANDLER ()
#6 0x000055d93f0a3f1b in execute_ex ()
#7 0x000055d93f0ff7e8 in zend_execute ()
#8 0x000055d93f059ca3 in zend_execute_scripts ()
#9 0x000055d93eff5500 in php_execute_script ()
#10 0x000055d93f101a4c in do_cli ()
#11 0x000055d93ee8609a in main ()
php7 环境编译 manager/src/php-7/ 扩展 QConfZK
循环操作多个ZK地址时，第一个ZK可以操作成功，第二个ZK就会抛出段错误，zookeeper_close处报错
coredump信息如下: