thanks! trace-pc-guards is really cool. We'll look into upgrading mcsema to a more current LLVM again soon.
McSema can run libFuzzer on binary code now. https://github.com/trailofbits/mcsema/blob/master/docs/UsingLibFuzzer.md …https://twitter.com/trailofbits/status/841602710361276416 …
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That's pretty slick. It seems like the driver should be able to be auto-generated too
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Have you guys checked out afl-dyninst ? Seems like they get past the problem of having to do instruction lifting
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because triggering on basic blocks is slower than triggering on llvm IR? doesnt afl work by adding guards into the binary?
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you still have the problem of cfg recovery though so wouldnt that hurt quality vs having less coverage?
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