I don’t think this is a bug. The program writes to stdout which is guaranteed by *ix to be there. If it is full, it would block until the kernel serviced it. In

I don’t think this is a bug. The program writes to stdout which is guaranteed by *ix to be there. If it is full, it would block until the kernel serviced it. In your examples, the user asked the shell to redirect to a full file and it reported the error.