pbuf(packet buffer)是LwIP协议栈中用于表示数据包或数据缓冲区的结构体,ref是一个引用计数,用于跟踪有多少个实体正在使用这个缓冲区。当pbuf的引用计数不大于0时,调用pbuf_free来释放它是不合法的,因为这意味着该缓冲区可能已经被释放或者从未被正确引用,这会导致未定义的行为或程序崩溃。
The error appeared twice in 3 hours. assertion "pbuf_free: p->ref > 0" failed: file "/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/lwip/core/pbuf.c", line 694, function: pbuf_free abort() was called at PC 0x400d825b on core 1 Backtrace: 0x400882f0:0x3ffd11c0 0x...
Security3 Insights Additional navigation options New issue Closed Description iloop2020 espressif-bot added Status: OpenedIssue is new on May 5, 2021 github-actions changed the titleassertion "pbuf_free: p->ref > 0" failed:assertion "pbuf_free: p->ref > 0" failed: (IDFGH-5213)on May 5,...
prvxMBTCPPortReceive( void *pvArg, struct tcp_pcb *pxPCB, struct pbuf *p, err_t xErr ) function, then my code is working perfectly, my device can handle multiple TCP request one by one. but whe i am adding above function then i am getting below errors...
LWIP2.1.2版本程序连续运行1个小时左右出现断言“Assertion "pbuf_free: p->ref > 0" failed at ...
Assertion "pbuf_free: p->ref > 0" failed at line 650 in ..\LWIP\lwip-1.4.1\src\core\pbuf.c这是什么问题lwip里正常运行都没问题,但运行久了,就会跳出这个问题,之 ...
《吐槽大会》是一档喜剧类脱口秀,每一集邀请一位阅历丰富、三观正确的名人作为“被吐槽”的主嘉宾,由这位名人邀请一群自己的圈中好友跨界表演,挑战吐槽式喜剧脱口秀。节目本质是一场以脱口秀为表演形式的大型喜剧演出,通过嘉宾和嘉宾之间的调侃,在嬉笑怒骂、哈哈大笑中