Yichun Zhang agentzh
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| enum { | |
| LUA_NOREF = -2 | |
| }; | |
| void | |
| ngx_lua_code_cache(ngx_http_request_t *r) | |
| { | |
| ngx_http_lua_loc_conf_t *loc_conf; |
agentzh
/ nginx.conf
Created
December 12, 2013 03:42
nginx.conf for proving that access_by_lua can be used in http {} blocks
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| worker_processes 1; | |
| daemon on; | |
| master_process on; | |
| error_log logs/error.log debug; | |
| pid logs/nginx.pid; | |
| http { | |
| access_log logs/access.log; | |
| #access_log off; |
agentzh
/ gist:8078757
Created
December 22, 2013 05:25
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| (gdb) r | |
| Starting program: /opt/luajit21/bin/luajit-2.1.0-alpha test.lua | |
| Program received signal SIGSEGV, Segmentation fault. | |
| 0x0000000000429a54 in lj_opt_fold (J=J@entry=0x40000558) at lj_opt_fold.c:2389 | |
| 2389 key += (uint32_t)IR(fins->op2)->o; | |
| (gdb) bt full | |
| #0 0x0000000000429a54 in lj_opt_fold (J=J@entry=0x40000558) at lj_opt_fold.c:2389 | |
| key = 9760768 |
agentzh
/ gist:8078768
Created
December 22, 2013 05:27
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| ==30789== Memcheck, a memory error detector | |
| ==30789== Copyright (C) 2002-2012, and GNU GPL'd, by Julian Seward et al. | |
| ==30789== Using Valgrind-3.8.1 and LibVEX; rerun with -h for copyright info | |
| ==30789== Command: /opt/luajit21sysm/bin/luajit-2.1.0-alpha test.lua | |
| ==30789== | |
| ==30789== Invalid read of size 1 | |
| ==30789== at 0x42E514: lj_opt_fold (lj_opt_fold.c:2389) | |
| ==30789== by 0x436A68: lj_record_idx (lj_record.c:1343) | |
| ==30789== by 0x43A14A: lj_record_ins (lj_record.c:1368) | |
| ==30789== by 0x41856A: trace_state (lj_trace.c:589) |
agentzh
/ gist:8078803
Created
December 22, 2013 05:38
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| (gdb) p $pc | |
| $1 = (void (*)()) 0x7f73905374cc <lj_debug_funcname+204> | |
| (gdb) disas | |
| Dump of assembler code for function lj_debug_funcname: | |
| 0x00007f7390537400 <lj_debug_funcname+0>: mov %rbp,-0x18(%rsp) | |
| 0x00007f7390537405 <lj_debug_funcname+5>: mov %rbx,-0x20(%rsp) | |
| 0x00007f739053740a <lj_debug_funcname+10>: mov %rdi,%rbp | |
| 0x00007f739053740d <lj_debug_funcname+13>: mov %r12,-0x10(%rsp) | |
| 0x00007f7390537412 <lj_debug_funcname+18>: mov %r13,-0x8(%rsp) | |
| 0x00007f7390537417 <lj_debug_funcname+23>: sub $0x28,%rsp |
agentzh
/ gist:8130506
Last active
January 1, 2016 10:19
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| location /t { | |
| access_log off; | |
| content_by_lua ' | |
| local mysql = require "mysql2" | |
| local query = mysql.query | |
| local db = { | |
| _max_packet_size = 10240 | |
| } | |
| local sub = string.sub |
agentzh
/ gdb backtrace
Last active
January 1, 2016 11:59
Assertion failure when running the sanity.t file in lua-resty-mysql's test suite with stitched LuaJIT v2.1: lj_snap.c:120: snapshot_framelinks: Assertion `f == (MSize)(1 + J->framedepth)' failed.
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| Program received signal SIGABRT, Aborted. | |
| 0x0000003de9e35935 in raise () from /lib64/libc.so.6 | |
| (gdb) bt full | |
| #0 0x0000003de9e35935 in raise () from /lib64/libc.so.6 | |
| No symbol table info available. | |
| #1 0x0000003de9e370e8 in abort () from /lib64/libc.so.6 | |
| No symbol table info available. | |
| #2 0x0000003de9e2e6a2 in __assert_fail_base () from /lib64/libc.so.6 | |
| No symbol table info available. | |
| #3 0x0000003de9e2e752 in __assert_fail () from /lib64/libc.so.6 |
agentzh
/ gdb backtrace
Created
December 27, 2013 02:30
Assertion failure when running the exit.t file in lua-resty-core's test suite with stitched LuaJIT v2.1: lj_snap.c:120: snapshot_framelinks: Assertion `f == (MSize)(1 + J->framedepth)' failed.
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| Program received signal SIGABRT, Aborted. | |
| 0x0000003de9e35935 in raise () from /lib64/libc.so.6 | |
| (gdb) bt full | |
| #0 0x0000003de9e35935 in raise () from /lib64/libc.so.6 | |
| No symbol table info available. | |
| #1 0x0000003de9e370e8 in abort () from /lib64/libc.so.6 | |
| No symbol table info available. | |
| #2 0x0000003de9e2e6a2 in __assert_fail_base () from /lib64/libc.so.6 | |
| No symbol table info available. | |
| #3 0x0000003de9e2e752 in __assert_fail () from /lib64/libc.so.6 |
agentzh
/ gdb backtrace
Created
December 27, 2013 02:45
segfault when running the t/exit.t test file in lua-resty-core's test suite with the latest "stitched" LuaJIT v2.1
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| Program received signal SIGSEGV, Segmentation fault. | |
| 0x00007f1ee1c3454a in gc_traverse_frames (g=0x41c4e3b8, th=0x413e4848) at lj_gc.c:274 | |
| 274 if (isluafunc(fn)) ftop += funcproto(fn)->framesize; | |
| (gdb) bt | |
| #0 0x00007f1ee1c3454a in gc_traverse_frames (g=0x41c4e3b8, th=0x413e4848) at lj_gc.c:274 | |
| #1 0x00007f1ee1c34777 in gc_traverse_thread (g=0x41c4e3b8, th=0x413e4848) at lj_gc.c:295 | |
| #2 0x00007f1ee1c34960 in propagatemark (g=0x41c4e3b8) at lj_gc.c:326 | |
| #3 0x00007f1ee1c3565d in gc_onestep (L=0x413e4d78) at lj_gc.c:606 | |
| #4 0x00007f1ee1c35983 in lj_gc_step (L=0x413e4d78) at lj_gc.c:679 | |
| #5 0x00007f1ee1c49855 in lua_createtable (L=0x413e4d78, narray=0, nrec=1) at lj_api.c:643 |
agentzh
/ gdb backtrace
Created
December 27, 2013 02:47
segfault when running the t/sanity.t test file in lua-resty-mysql's test suite with the latest "stitched" LuaJIT v2.1.
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| Program received signal SIGSEGV, Segmentation fault. | |
| 0x00007fbe8d2e3120 in lj_BC_RET () from /opt/luajit21/lib/libluajit-5.1.so.2 | |
| (gdb) bt | |
| #0 0x00007fbe8d2e3120 in lj_BC_RET () from /opt/luajit21/lib/libluajit-5.1.so.2 | |
| #1 0x00007fbe8d2fdd40 in lua_resume (L=0x40b662e8, nargs=1) at lj_api.c:1123 |