block的profile没有办法使用go tool打开，怎么破？

730620867752 2 @ 0x44f4f2 0x4c7e10 0x4d5520 0x4d3ffa 0x471071 # 0x44f4f2 runtime.selectgo+0x12 /home/eric/Downloads/go- go1.6/src/runtime/select.go:215 # 0x4c7e10 github.com/xxx/apns/vendor/github.com/Shopify/sarama. *partitionOffsetManager).mainLoop+0x2c0 /home/eric/Code/Go/GOPATH/src/github.com/xxx/apns/vendor/github.com/Shopify/sarama/offset_manager.go:215 # 0x4d5520 github.com/xxx/apns/vendor/github.com/Shopify/sarama.(*partitionOffsetManager).(github.com/xxx/apns/vendor/github.com/Shopify/sarama.mainLoop)-fm+0x20 /home/eric/Code/Go/GOPATH/src/github.com/xxx/apns/vendor/github.com/Shopify/sarama/offset_manager.go:208 # 0x4d3ffa github.com/xxx/apns/vendor/github.com/Shopify/sarama.withRecover+0x3a /home/eric/Code/Go/GOPATH/src/github.com/WanliTian/apns/vendor/github.com/Shopify/sarama/utils.go:46

描述是不是太简单了些？