执行stp脚本出错

[shyhc]

环境是debian，确认systemtap4.8安装成功了。
我执行stap -v -e 'probe vfs.read {printf("read performed\n"); exit()}'能正常打印出来
但是执行monitor.sh会出现下述报错：

WARNING: Kernel function symbol table missing [man warning::symbols]
Pass 1: parsed user script and 484 library scripts using 127680virt/101560res/11504shr/89948data kb, in 250usr/60sys/319real ms.
semantic error: resolution failed in DWARF builder

semantic error: while resolving probe point: identifier 'process' at mini_lua_bt.stp:7:7
        source: probe process(@1).function("luaL_*"),
                      ^

semantic error: no match

semantic error: resolution failed in DWARF builder

Pass 2: analyzed script: 3 probes, 2 functions, 0 embeds, 2 globals using 129400virt/104404res/12576shr/91668data kb, in 10usr/0sys/9real ms.
Pass 2: analysis failed.  [man error::pass2]
ERROR: No stack counts found

[yuanfengyun]

参数1要改成你自己的skynet路径