open-falcon进程莫名退出

[tbag2011]

在plugin目录中添加了一个脚本
发现open-falcon进程被退出了
以下是日志：
2020/07/11 18:02:02 scheduler.go:60: plugins/host/1_bj_mmp_cost.py running...
2020/07/11 18:02:02 scheduler.go:71: plugin started: plugins/host/1_bj_mmp_cost.py
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x72e5e3]

goroutine 39039369 [running]:
github.com/open-falcon/falcon-plus/vendor/github.com/toolkits/sys.CmdRunWithTimeout(0xc4207f82c0, 0x1dcd6500, 0x2, 0xc420344550, 0x0)
/home/dc2-user/gopath/src/github.com/open-falcon/falcon-plus/vendor/github.com/toolkits/sys/cmd.go:41 +0x43
github.com/open-falcon/falcon-plus/modules/agent/plugins.PluginRun(0xc42071ab40)
/home/dc2-user/gopath/src/github.com/open-falcon/falcon-plus/modules/agent/plugins/scheduler.go:74 +0x276
github.com/open-falcon/falcon-plus/modules/agent/plugins.(*PluginScheduler).Schedule.func1(0xc42071b1c0)
/home/dc2-user/gopath/src/github.com/open-falcon/falcon-plus/modules/agent/plugins/scheduler.go:35 +0xc4
created by github.com/open-falcon/falcon-plus/modules/agent/plugins.(*PluginScheduler).Schedule
/home/dc2-user/gopath/src/github.com/open-falcon/falcon-plus/modules/agent/plugins/scheduler.go:41 +0x3f