[OLK-6.6] php-fpm运行时替换redis.so引起系统崩溃

> _**请尽量提供详细的信息，如缺乏必要的定位信息，则缺陷不会被定位**_ ## 环境信息 ```bash # hostnamectl ... Operating System: openEuler 24.03 (LTS) Kernel: Linux 6.6.0-73.0.0.65.oe2403.x86_64 Architecture: x86-64 Firmware Version: 5.19 Firmware Date: Tue 2022-10-18 Firmware Age: 2y 3month 1w # rpm -qa | grep php php-common-8.3.14-1.oe2403.x86_64 php-pdo-8.3.14-1.oe2403.x86_64 php-fpm-8.3.14-1.oe2403.x86_64 php-cli-8.3.14-1.oe2403.x86_64 php-mbstring-8.3.14-1.oe2403.x86_64 php-opcache-8.3.14-1.oe2403.x86_64 php-sodium-8.3.14-1.oe2403.x86_64 php-xml-8.3.14-1.oe2403.x86_64 php-8.3.14-1.oe2403.x86_64 php-gd-8.3.14-1.oe2403.x86_64 php-mysqlnd-8.3.14-1.oe2403.x86_64 php-bcmath-8.3.14-1.oe2403.x86_64 php-intl-8.3.14-1.oe2403.x86_64 php-ldap-8.3.14-1.oe2403.x86_64 php-process-8.3.14-1.oe2403.x86_64 ``` ## 缺陷信息 【问题复现步骤】 1. 编译安装php-redis扩展，重启php-fpm服务，一切正常; ```bash yum install git php-devel make -y git clone https://github.com/phpredis/phpredis.git cd phpredis phpize ./configure make && make install echo "extension=redis.so" > /etc/php.d/20-redis.ini systemctl restart php-fpm ``` 2. 拷贝一次`/usr/lib64/php/modules/redis.so`再替换回去,出现`php-fpm`引起的`systemd-coredump`报错，此时若不采取操作，报错将累加导致系统失去响应. ```bash cp /usr/lib64/php/modules/redis.so /tmp/redis.so cp /tmp/redis.so /usr/lib64/php/modules/redis.so ##y确认覆盖 journalctl -f kod-la kernel: do_sigsegv: 925 callbacks suppressed 1月 24 17:19:03 kod-la kernel: do_page_fault(): sending SIGSEGV to php-fpm for invalid read access from 000000000004d648 1月 24 17:19:03 kod-la kernel: era = 000000000004d648 in php-fpm[555559024000+528000] 1月 24 17:19:03 kod-la kernel: ra = 000055555931cc50 in php-fpm[555559024000+528000] 1月 24 17:19:03 kod-la systemd[1]: Started Process Core Dump (PID 65638/UID 0). 1月 24 17:19:03 kod-la systemd-coredump[65639]: Removed old coredump core.php-fpm.0.8a8011b8052f49289d1b05aec07264d3.15040.1737703034000000.lz4. 1月 24 17:19:03 kod-la kernel: do_page_fault(): sending SIGSEGV to php-fpm for invalid read access from 0000000000011a…