bugfix: fixed memory leak in the case of connection in dubious. #2270
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Can be reproduced in valgrind mode in t/129-ssl-socket.t: ==55579== 13 bytes in 1 blocks are definitely lost in loss record 3 of 19 ==55579== at 0x483A809: malloc (vg_replace_malloc.c:307) ==55579== by 0x44F522: ngx_alloc (ngx_alloc.c:22) ==55579== by 0x549DDD: ngx_http_lua_ffi_socket_tcp_sslhandshake (ngx_http_lua_socket_tcp.c:1828) ==55579== by 0x4897FEA: lj_vm_ffi_call (in /opt/luajit21/lib/libluajit-5.1.so.2.1.1700206165) ==55579== by 0x48F7980: lj_ccall_func (lj_ccall.c:1402) ==55579== by 0x4910E74: lj_cf_ffi_meta___call (lib_ffi.c:230) ==55579== by 0x4895B7D: lj_BC_FUNCC (in /opt/luajit21/lib/libluajit-5.1.so.2.1.1700206165) ==55579== by 0x5360E6: ngx_http_lua_run_thread (ngx_http_lua_util.c:1184) ==55579== by 0x54203E: ngx_http_lua_socket_tcp_resume_helper (ngx_http_lua_socket_tcp.c:6207) ==55579== by 0x542123: ngx_http_lua_socket_tcp_conn_resume (ngx_http_lua_socket_tcp.c:6113) ==55579== by 0x5393B1: ngx_http_lua_content_wev_handler (ngx_http_lua_contentby.c:152) ==55579== by 0x54014B: ngx_http_lua_socket_handle_conn_success (ngx_http_lua_socket_tcp.c:3638) ==55579== by 0x54504E: ngx_http_lua_socket_connected_handler (ngx_http_lua_socket_tcp.c:3906) ==55579== by 0x5405A7: ngx_http_lua_socket_tcp_handler (ngx_http_lua_socket_tcp.c:3426) ==55579== by 0x4567C0: ngx_epoll_process_events (ngx_epoll_module.c:930) ==55579== by 0x44AAB3: ngx_process_events_and_timers (ngx_event.c:258) ==55579== by 0x454623: ngx_worker_process_cycle (ngx_process_cycle.c:793) ==55579== by 0x45295B: ngx_spawn_process (ngx_process.c:199) ==55579== by 0x45340E: ngx_start_worker_processes (ngx_process_cycle.c:382) ==55579== by 0x4551F1: ngx_master_process_cycle (ngx_process_cycle.c:241) ==55579== by 0x429DD6: main (nginx.c:387)
zhuizhuhaomeng
approved these changes
Dec 19, 2023
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Can be reproduced in valgrind mode in t/129-ssl-socket.t:
==55579== 13 bytes in 1 blocks are definitely lost in loss record 3 of 19
==55579== at 0x483A809: malloc (vg_replace_malloc.c:307)
==55579== by 0x44F522: ngx_alloc (ngx_alloc.c:22)
==55579== by 0x549DDD: ngx_http_lua_ffi_socket_tcp_sslhandshake (ngx_http_lua_socket_tcp.c:1828)
==55579== by 0x4897FEA: lj_vm_ffi_call (in /opt/luajit21/lib/libluajit-5.1.so.2.1.1700206165)
==55579== by 0x48F7980: lj_ccall_func (lj_ccall.c:1402)
==55579== by 0x4910E74: lj_cf_ffi_meta___call (lib_ffi.c:230)
==55579== by 0x4895B7D: lj_BC_FUNCC (in /opt/luajit21/lib/libluajit-5.1.so.2.1.1700206165)
==55579== by 0x5360E6: ngx_http_lua_run_thread (ngx_http_lua_util.c:1184)
==55579== by 0x54203E: ngx_http_lua_socket_tcp_resume_helper (ngx_http_lua_socket_tcp.c:6207)
==55579== by 0x542123: ngx_http_lua_socket_tcp_conn_resume (ngx_http_lua_socket_tcp.c:6113)
==55579== by 0x5393B1: ngx_http_lua_content_wev_handler (ngx_http_lua_contentby.c:152)
==55579== by 0x54014B: ngx_http_lua_socket_handle_conn_success (ngx_http_lua_socket_tcp.c:3638)
==55579== by 0x54504E: ngx_http_lua_socket_connected_handler (ngx_http_lua_socket_tcp.c:3906)
==55579== by 0x5405A7: ngx_http_lua_socket_tcp_handler (ngx_http_lua_socket_tcp.c:3426)
==55579== by 0x4567C0: ngx_epoll_process_events (ngx_epoll_module.c:930)
==55579== by 0x44AAB3: ngx_process_events_and_timers (ngx_event.c:258)
==55579== by 0x454623: ngx_worker_process_cycle (ngx_process_cycle.c:793)
==55579== by 0x45295B: ngx_spawn_process (ngx_process.c:199)
==55579== by 0x45340E: ngx_start_worker_processes (ngx_process_cycle.c:382)
==55579== by 0x4551F1: ngx_master_process_cycle (ngx_process_cycle.c:241)
==55579== by 0x429DD6: main (nginx.c:387)
I hereby granted the copyright of the changes in this pull request
to the authors of this lua-nginx-module project.