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Harishankar Vishwanathan

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Comparing the Precision of Abstract Operators in the eBPF Verifier using Differential(…)SAS 20252025-10-13
Presents a reproducible pipeline that lifts the 30,000-line eBPF verifier C code (about 6,000 lines of abstract-operator logic) into SMT via LLVM, checks…
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Verifying the Verifier eBPF Range Analysis VerificationLinux Plumbers Conference 20232023-11-13
Tool automatically extracts the verifier’s C semantics into SMT and checks a formal soundness spec for the eBPF range and bitwise analyses using Z3 and LLVM…
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