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I have this warning

(Last new path : none yet (odd, check syntax!))

in red after I try to fuzzing a file. I have no idea why it happens and I googled with no answers.

My command is like:

afl-fuzz -i testcases/ -o findings/ tcpdump-4.6.2/tcpdump -nr @@
umläute
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1 Answers1

16

It usually means that your command line doesn't actually read the file. Try running it without afl-fuzz, substituting @@ with a path to a file from the testcases directory. Hopefully tcpdump's message will tell you what is wrong.

In the future, you might get more attention on the afl-users mailing list. Try that if you're not getting any help on SO.

d33tah
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  • Wow, it has been months. I didn't expect anyone will really answer this, thanks. It happens sometimes, my guess is lack of library to successfully build the target. – Omg I killed Kennny Nov 16 '15 at 11:47