gzip / exec not fucntioning properly

# tar -xzvf bfd-current.tar.gz
tar (child): gzip: Cannot exec: Too many levels of symbolic links
tar (child): Error is not recoverable: exiting now
tar: Child returned status 2
tar: Error exit delayed from previous errors

How do I fix this?

 

I am also getting this error:
# gcc test.c
gcc: installation problem, cannot exec `as': Too many levels of symbolic links