Fuzzing Tooling: cmin and precise stack trace for PartialVMErrors

[zi0Black]

Description

Enhance fuzz.sh script with cmin functionality for corpus minimization.

Introduce debug panic mechanism in errors.rs for improved stack trace during fuzzing, and update README.md for usage instructions.

How Has This Been Tested?

N/A

Key Areas to Review

If the changes in error.rs are okay, everything is features gated under fuzzing.

Type of Change

• New feature
• Bug fix
• Breaking change
• Performance improvement
• Refactoring
• Dependency update
• Documentation update
• Tests

Which Components or Systems Does This Change Impact?

• Validator Node
• Full Node (API, Indexer, etc.)
• Move/Aptos Virtual Machine
• Aptos Framework
• Aptos CLI/SDK
• Developer Infrastructure
• Move Compiler
• Other (specify)

Checklist

• I have read and followed the CONTRIBUTING doc
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I identified and added all stakeholders and component owners affected by this change as reviewers
• I tested both happy and unhappy path of the functionality
• I have made corresponding changes to the documentation

[trunk-io]

⏱️ 1h 25m total CI duration on this PR

Slowest 15 Jobs	Cumulative Duration	Recent Runs
execution-performance / single-node-performance	25m	🟩
forge-compat-test / forge	15m	🟩
check-dynamic-deps	11m	🟩 🟩 🟩 🟩 🟩
rust-cargo-deny	10m	🟩 🟩 🟩 🟩 🟩
test-target-determinator	6m	🟩
rust-doc-tests	5m	🟩
execution-performance / test-target-determinator	5m	🟩
general-lints	3m	🟩 🟩 🟩 🟩 🟩
semgrep/ci	2m	🟩 🟩 🟩 🟩 🟩
fetch-last-released-docker-image-tag	2m	🟩
file_change_determinator	1m	🟩 🟩 🟩 🟩 🟩
file_change_determinator	18s	🟩
permission-check	15s	🟩 🟩 🟩 🟩 🟩
permission-check	13s	🟩 🟩 🟩 🟩 🟩
permission-check	4s	🟩

🚨 1 job on the last run was significantly faster/slower than expected

Job	Duration	vs 7d avg	Delta
test-target-determinator	6m	5m

_{settings ⋅ feedback ⋅ docs ⋅ learn more about trunk.io}

[github-actions]

✅ Forge suite realistic_env_max_load success on 5a8ccc9f6b4324871d70ec1d2fe9337e17379da0

two traffics test: inner traffic : committed: 15074.36 txn/s, latency: 2632.46 ms, (p50: 2700 ms, p70: 2700, p90: 2700 ms, p99: 3000 ms), latency samples: 5731560
two traffics test : committed: 99.99 txn/s, latency: 1350.15 ms, (p50: 1300 ms, p70: 1400, p90: 1500 ms, p99: 2900 ms), latency samples: 1720
Latency breakdown for phase 0: ["MempoolToBlockCreation: max: 1.571, avg: 1.488", "ConsensusProposalToOrdered: max: 0.294, avg: 0.286", "ConsensusOrderedToCommit: max: 0.322, avg: 0.307", "ConsensusProposalToCommit: max: 0.612, avg: 0.593"]
Max non-epoch-change gap was: 0 rounds at version 0 (avg 0.00) [limit 4], 1.80s no progress at version 24490 (avg 0.19s) [limit 15].
Max epoch-change gap was: 0 rounds at version 0 (avg 0.00) [limit 4], 0.51s no progress at version 2776492 (avg 0.51s) [limit 16].
Test Ok

• Grafana dashboard
• Humio Logs
• Axiom Logs
• Validator CPU Profile
• Fullnode CPU Profile
• Test runner output
• Test run is land-blocking

[github-actions]

✅ Forge suite compat success on 17540fad8e88ab5681f3a91190b9f5d37e53d2ef ==> 5a8ccc9f6b4324871d70ec1d2fe9337e17379da0

Compatibility test results for 17540fad8e88ab5681f3a91190b9f5d37e53d2ef ==> 5a8ccc9f6b4324871d70ec1d2fe9337e17379da0 (PR)
1. Check liveness of validators at old version: 17540fad8e88ab5681f3a91190b9f5d37e53d2ef
compatibility::simple-validator-upgrade::liveness-check : committed: 11408.08 txn/s, latency: 2783.46 ms, (p50: 2200 ms, p70: 2500, p90: 6400 ms, p99: 11200 ms), latency samples: 368820
2. Upgrading first Validator to new version: 5a8ccc9f6b4324871d70ec1d2fe9337e17379da0
compatibility::simple-validator-upgrade::single-validator-upgrading : committed: 1217.83 txn/s, submitted: 1217.98 txn/s, expired: 0.15 txn/s, latency: 7233.99 ms, (p50: 8000 ms, p70: 8600, p90: 9100 ms, p99: 9200 ms), latency samples: 91509
compatibility::simple-validator-upgrade::single-validator-upgrade : committed: 4294.68 txn/s, latency: 7900.69 ms, (p50: 8800 ms, p70: 9000, p90: 9300 ms, p99: 9400 ms), latency samples: 151000
3. Upgrading rest of first batch to new version: 5a8ccc9f6b4324871d70ec1d2fe9337e17379da0
compatibility::simple-validator-upgrade::half-validator-upgrading : committed: 3923.46 txn/s, latency: 7873.68 ms, (p50: 8600 ms, p70: 9400, p90: 9900 ms, p99: 10000 ms), latency samples: 87480
compatibility::simple-validator-upgrade::half-validator-upgrade : committed: 3962.90 txn/s, latency: 8625.59 ms, (p50: 9600 ms, p70: 9700, p90: 10100 ms, p99: 10100 ms), latency samples: 140080
4. upgrading second batch to new version: 5a8ccc9f6b4324871d70ec1d2fe9337e17379da0
compatibility::simple-validator-upgrade::rest-validator-upgrading : committed: 1955.71 txn/s, submitted: 1955.86 txn/s, expired: 0.15 txn/s, latency: 3878.50 ms, (p50: 4500 ms, p70: 4600, p90: 4900 ms, p99: 5100 ms), latency samples: 147229
compatibility::simple-validator-upgrade::rest-validator-upgrade : committed: 7856.77 txn/s, latency: 4365.58 ms, (p50: 4600 ms, p70: 4900, p90: 5100 ms, p99: 5300 ms), latency samples: 262600
5. check swarm health
Compatibility test for 17540fad8e88ab5681f3a91190b9f5d37e53d2ef ==> 5a8ccc9f6b4324871d70ec1d2fe9337e17379da0 passed
Test Ok

• Grafana dashboard
• Humio Logs
• Axiom Logs
• Validator CPU Profile
• Fullnode CPU Profile
• Test runner output
• Test run is land-blocking