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cuber / ngx_http_google_filter_module

Nginx Module for Google Mirror
BSD 2-Clause "Simplified" License
3.35k stars 780 forks source link

nginx core dump #148

Open zhaibin18 opened 5 years ago

zhaibin18 commented 5 years ago

cat /etc/os-release NAME="Ubuntu" VERSION="16.04.5 LTS (Xenial Xerus)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 16.04.5 LTS" VERSION_ID="16.04" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/" VERSION_CODENAME=xenial UBUNTU_CODENAME=xenial +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ /home/zhaibin18/nginx1140/sbin/nginx -V nginx version: nginx/1.14.0 built with OpenSSL 1.0.2g 1 Mar 2016 TLS SNI support enabled configure arguments: --prefix=/home/zhaibin18/nginx1140 --add-module=/home/zhaibin18/build_home/nginx-1.14.0/ngx_http_google_filter_module --add-module=/home/zhaibin18/build_home/nginx-1.14.0/ngx_http_substitutions_filter_module --with-http_ssl_module --with-debug --with-threads

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `nginx: w'. Program terminated with signal SIGSEGV, Segmentation fault.

0 0x00000000004f8ba5 in ngx_http_google_create_ctx (r=0x1072760) at /home/zhaibin18/build_home/nginx-1.14.0/ngx_http_google_filter_module/src/ngx_http_google_request.c:41

41 ngx_str_t domain = *ctx->host; (gdb) bt

0 0x00000000004f8ba5 in ngx_http_google_create_ctx (r=0x1072760) at /home/zhaibin18/build_home/nginx-1.14.0/ngx_http_google_filter_module/src/ngx_http_google_request.c:41

1 0x00000000004f9d94 in ngx_http_google_request_handler (r=0x1072760)

at /home/zhaibin18/build_home/nginx-1.14.0/ngx_http_google_filter_module/src/ngx_http_google_request.c:429

2 0x000000000046f0b9 in ngx_http_core_rewrite_phase (r=0x1072760, ph=0x109b558) at src/http/ngx_http_core_module.c:912

3 0x000000000046ef15 in ngx_http_core_run_phases (r=0x1072760) at src/http/ngx_http_core_module.c:858

4 0x000000000046ee82 in ngx_http_handler (r=0x1072760) at src/http/ngx_http_core_module.c:841

5 0x000000000047eb54 in ngx_http_process_request (r=0x1072760) at src/http/ngx_http_request.c:1952

6 0x000000000047d4d6 in ngx_http_process_request_headers (rev=0x109fcb0) at src/http/ngx_http_request.c:1379

7 0x000000000047c881 in ngx_http_process_request_line (rev=0x109fcb0) at src/http/ngx_http_request.c:1052

8 0x000000000047b35d in ngx_http_wait_request_handler (rev=0x109fcb0) at src/http/ngx_http_request.c:510

9 0x000000000045b61e in ngx_epoll_process_events (cycle=0x106e750, timer=59756, flags=1) at src/event/modules/ngx_epoll_module.c:902

10 0x000000000044895f in ngx_process_events_and_timers (cycle=0x106e750) at src/event/ngx_event.c:242

11 0x0000000000458ac4 in ngx_worker_process_cycle (cycle=0x106e750, data=0x0) at src/os/unix/ngx_process_cycle.c:750

12 0x00000000004550de in ngx_spawn_process (cycle=0x106e750, proc=0x4589dd , data=0x0, name=0x5039bb "worker process", respawn=0)

at src/os/unix/ngx_process.c:199

13 0x0000000000458561 in ngx_reap_children (cycle=0x106e750) at src/os/unix/ngx_process_cycle.c:622

14 0x00000000004570ac in ngx_master_process_cycle (cycle=0x106e750) at src/os/unix/ngx_process_cycle.c:175

15 0x0000000000411211 in main (argc=1, argv=0x7ffc97764048) at src/core/nginx.c:382

(gdb)

cuber commented 5 years ago

可否复现？

zhaibin18 commented 5 years ago

可以复现，需要什么debug信息我可以继续抓。

cuber commented 5 years ago

你把core掉的请求url贴一下

zhaibin18 commented 5 years ago

不是访问某个特定的url就core dump了，经常是半夜没人访问的时候某个线程core dump，也可能是爬虫导致。