MARiA so cute

@linuxd3v I found that the max_nesting_level parameter of xdebug is set to 512. If a certain loop exceeds 512 times, a PHP Fatal error will be thrown, terminating the process.

@linuxd3v I don't have a good solution for xdebug. There are too many configurations for xdebug, unless you can find out through the logs which specific configuration is causing PHP...

@error1001es @robinnydahl @modrink I can not reproduce it. Please use valgrind or gdb to trace the program execution. https://wiki.swoole.com/en/#/other/issue?id=about-segmentation-fault-core-dump https://wiki.swoole.com/en/#/other/issue?id=memory-analysis-highly-recommended

@HallexCosta @lv2u @error1001es @robinnydahl @modrink We have released Swoole v5.1.3, optimized a dynamic array. You can try Swoole v5.1.3 to see if this issue still exists.

What error messages did you get? @salkhwlani

Are you using xdebug, or can you check the stack output using valgrind? @salkhwlani

Please provide a simple script for reproducing the error.

swoole5.1.1兼容8.3的curl有问题，要升级到swoole5.1.2

`php --ri swoole`看一下当前swoole版本

It is possible that there is an issue with the data being sent, indicating an error in receiving a packet of length 50, and the custom function is unable to...