{ "schema": 1, "sqlstate": "08P01", "condition_name": "protocol_violation", "sources": [ { "id": "src.errcodes.18.6", "kind": "upstream_source", "source_role": "condition_definition", "tag": "REL_18_6", "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7", "path": "src/backend/utils/errcodes.txt", "sha256": "6e8de346643ba84aa3c9c6a73360acfc7b2dfb89162c06c08ce9bf5bcd5bbcba", "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/errcodes.txt" }, { "id": "src.calls.REL_18_6", "kind": "local_artifact", "source_role": "source_call_scan", "sha256": "9ee8a0e81d8f0825c5c1ae45583439859a26e602bdd4ce2f2a62aa278867ccbf", "tag": "REL_18_6" }, { "id": "src.calls.REL_10_23", "kind": "local_artifact", "source_role": "source_call_scan", "sha256": "00d16d3eb01b71ccf1b245c8f3102f9d0ec9f36fb02777b8dd1b99fcb263040c", "tag": "REL_10_23" }, { "id": "src.protocol-invalid-frontend.18.6", "kind": "upstream_source", "source_role": "source_call", "tag": "REL_18_6", "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7", "path": "src/backend/tcop/postgres.c", "sha256": "9fb62275b1badf94d01ab351337b60410cd9b3ab1fe63fa9f23d6d2185a21061", "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/tcop/postgres.c#L454-L456" }, { "id": "src.protocol-invalid-frontend.10.23", "kind": "upstream_source", "source_role": "source_call", "tag": "REL_10_23", "commit": "02991e79f8f58bc208f05dcc8af0c62dbe0a6ea4", "path": "src/backend/tcop/postgres.c", "sha256": "badfe30749794afa80a799dcdbd142fd4e4732ac1c913002d365549ae5313497", "url": "https://github.com/postgres/postgres/blob/02991e79f8f58bc208f05dcc8af0c62dbe0a6ea4/src/backend/tcop/postgres.c#L430-L432" }, { "id": "src.postgres-bind.10.23", "kind": "upstream_source", "source_role": "source_call", "tag": "REL_10_23", "commit": "02991e79f8f58bc208f05dcc8af0c62dbe0a6ea4", "path": "src/backend/tcop/postgres.c", "sha256": "badfe30749794afa80a799dcdbd142fd4e4732ac1c913002d365549ae5313497", "url": "https://github.com/postgres/postgres/blob/02991e79f8f58bc208f05dcc8af0c62dbe0a6ea4/src/backend/tcop/postgres.c#L1483-L1580" }, { "id": "src.pqformat.10.23", "kind": "upstream_source", "source_role": "protocol_parser", "tag": "REL_10_23", "commit": "02991e79f8f58bc208f05dcc8af0c62dbe0a6ea4", "path": "src/backend/libpq/pqformat.c", "sha256": "637923dbf2b9d9a0610350784f3b1d7d36a545cd8a6bd2cbe6272d9549873a91", "url": "https://github.com/postgres/postgres/blob/02991e79f8f58bc208f05dcc8af0c62dbe0a6ea4/src/backend/libpq/pqformat.c#L432-L682" }, { "id": "src.postgres-sync.10.23", "kind": "upstream_source", "source_role": "protocol_flow", "tag": "REL_10_23", "commit": "02991e79f8f58bc208f05dcc8af0c62dbe0a6ea4", "path": "src/backend/tcop/postgres.c", "sha256": "badfe30749794afa80a799dcdbd142fd4e4732ac1c913002d365549ae5313497", "url": "https://github.com/postgres/postgres/blob/02991e79f8f58bc208f05dcc8af0c62dbe0a6ea4/src/backend/tcop/postgres.c#L3863-L3980" }, { "id": "doc.protocol.18", "kind": "upstream_source", "source_role": "protocol_error_documentation", "tag": "PG18-docs", "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7", "path": "doc/src/sgml/protocol.sgml", "sha256": "745339e07ebbc2bb67d98b258e25772ada644ef26011e3cd6b3fcbb435235f89", "url": "https://www.postgresql.org/docs/18/protocol-error-fields.html" }, { "id": "manifest.08P01", "kind": "local_artifact", "source_role": "case_manifest", "sha256": "ff8ea1b7c0555be091611aff9149037af8d78ab3abefb82a3954e42b646da437", "tag": "workspace" }, { "id": "snippet-registry.08P01", "kind": "local_artifact", "source_role": "snippet_registry", "sha256": "8fad2a3b728b304d1a81f48779c44eae892da89542ba9fb1a5cb93669bf3e90f", "tag": "workspace" } ], "claims": [ { "id": "identity.class-and-condition", "statement": "08P01 is the protocol_violation condition in Class 08.", "method": "Read the fixed errcodes.txt definition and the locked catalogue metadata.", "limits": "Directory identity does not identify every backend or client path.", "sources": [ "src.errcodes.18.6" ] }, { "id": "mechanism.backend-path", "statement": "The fixed source paths associated with 08P01 report the condition in the mechanism selected for this page.", "method": "Trace the resolved source call records at the fixed release commits and compare their dynamic message fields.", "limits": "Other calls can retain the same SQLSTATE with different context or text.", "sources": [ "src.protocol-invalid-frontend.18.6", "src.protocol-invalid-frontend.10.23" ] }, { "id": "extended-query-error-recovery", "statement": "The fixed extended-query Bind path reports ERROR 08P01 for parameter-format cardinality mismatches or a parameter count that differs from the prepared statement. After an ERROR while processing an extended-query message, the top-level loop skips messages until a protocol-valid Sync and then resumes the normal ReadyForQuery flow; this ERROR path is distinct from the unknown frontend type FATAL branch.", "method": "Read the complete REL_10_23 exec_bind_message branch and the surrounding top-level error-recovery and Sync handling in postgres.c.", "limits": "This is a REL_10_23 source contract; no Bind or Sync runtime was selected in this batch, and a driver must send a valid Sync rather than arbitrary bytes.", "sources": [ "src.postgres-bind.10.23", "src.postgres-sync.10.23" ] }, { "id": "message-buffer-boundary", "statement": "The fixed REL_10_23 pqformat readers report ERROR 08P01 for a depleted message, insufficient bytes, an invalid string, or trailing message data. These parser errors are source-only examples of protocol_violation and do not imply the unknown-message FATAL socket termination.", "method": "Read pq_getmsgbyte, pq_getmsgbytes/pq_copymsgbytes, pq_getmsgstring/pq_getmsgrawstring, and pq_getmsgend in the fixed pqformat.c source.", "limits": "The exact branch depends on the parser and message framing; this source scan does not select a natural runtime or generalize every malformed frame.", "sources": [ "src.pqformat.10.23" ] }, { "id": "runtime.representative-case", "statement": "The selected protocol_violation case passed with the expected structured diagnostics, recovery assertions, and cleanup on PostgreSQL 18.6 and 10.21.", "method": "Run the shared registry case on isolated runner-owned latest and PG10 targets; inspect the final summaries and raw results.", "limits": "This covers the selected case and versions only; it does not generalize to every driver, proxy, or intermediate release.", "sources": [ "snippet-registry.08P01", "manifest.08P01" ], "runtime": [ "runtime.08P01-eof-repair-latest.latest", "runtime.08P01-eof-repair-pg10.pg10" ] }, { "id": "protocol-phase-boundary", "statement": "The selected unknown-message branch occurs after startup reaches ReadyForQuery, emits a FATAL ErrorResponse, and closes the affected socket; a pre-session protocol failure has no session transaction, and a client EOF without the server ErrorResponse is not sufficient to assign 08P01.", "method": "Compare the fixed postgres.c dispatch path, the protocol error-field contract, and the selected raw collector sequence.", "limits": "The selected runtime covers one unknown frontend byte and does not generalize to every framing, proxy, or startup failure.", "sources": [ "src.protocol-invalid-frontend.18.6", "doc.protocol.18", "runtime.representative-case" ] }, { "id": "versions.catalogue-boundary", "statement": "The locked catalogue records 08P01 in the listed snapshots; the runtime comparison here is limited to PostgreSQL 18.6 and 10.21.", "method": "Read the generated facts block and locked manifest, then compare the selected target summaries.", "limits": "Presence in a definition file is not an exact behavioral introduction; the two runtime targets do not prove all middle versions.", "sources": [ "src.errcodes.18.6", "src.calls.REL_18_6", "src.calls.REL_10_23" ] } ], "messages": [ { "id": "message.protocol-invalid-frontend", "sqlstate": "08P01", "severity_source": "explicit FATAL", "sources": [ "src.protocol-invalid-frontend.18.6", "src.protocol-invalid-frontend.10.23" ], "primary_template": "invalid frontend message type %d" }, { "id": "message.bind-format-count", "sqlstate": "08P01", "severity_source": "explicit ERROR", "sources": [ "src.postgres-bind.10.23" ], "primary_template": "bind message has %d parameter formats but %d parameters" }, { "id": "message.bind-parameter-count", "sqlstate": "08P01", "severity_source": "explicit ERROR", "sources": [ "src.postgres-bind.10.23" ], "primary_template": "bind message supplies %d parameters, but prepared statement \"%s\" requires %d" }, { "id": "message.no-data-left", "sqlstate": "08P01", "severity_source": "explicit ERROR", "sources": [ "src.pqformat.10.23" ], "primary_template": "no data left in message" }, { "id": "message.insufficient-data-left", "sqlstate": "08P01", "severity_source": "explicit ERROR", "sources": [ "src.pqformat.10.23" ], "primary_template": "insufficient data left in message" }, { "id": "message.invalid-string", "sqlstate": "08P01", "severity_source": "explicit ERROR", "sources": [ "src.pqformat.10.23" ], "primary_template": "invalid string in message" }, { "id": "message.invalid-format", "sqlstate": "08P01", "severity_source": "explicit ERROR", "sources": [ "src.pqformat.10.23" ], "primary_template": "invalid message format" } ], "usage_evidence": [ { "scope": "SQLSTATE directory identity", "status": "definition_only", "evidence_ids": [ "identity.class-and-condition", "src.errcodes.18.6" ] }, { "scope": "Selected 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\"aed51554f8cd8bac69ecd4f073e41e147fda7b458e9d95be2af472651f2e825c\",\n \"EndpointID\": \"73dc3d9a216090ba58ff15d32e0e17496d91344244d84273330fa49e58768e58\",\n \"Gateway\": \"172.17.0.1\",\n \"IPAddress\": \"172.17.0.53\",\n \"MacAddress\": \"9e:2f:95:27:05:56\",\n \"IPPrefixLen\": 16,\n \"IPv6Gateway\": \"\",\n \"GlobalIPv6Address\": \"\",\n \"GlobalIPv6PrefixLen\": 0,\n \"DNSNames\": null\n }\n }\n },\n \"ImageManifestDescriptor\": {\n \"mediaType\": \"application/vnd.docker.distribution.manifest.v2+json\",\n \"digest\": \"sha256:52aada7978f1eef3b6b52a51afb7a3defd69254d00c946cb90d2ceb32b8ffce7\",\n \"size\": 3246,\n \"platform\": {\n \"architecture\": \"arm64\",\n \"os\": \"linux\",\n \"variant\": \"v8\"\n }\n }\n }\n]\n" } } }, "limits": "Disposable runner-owned target only; this is a bounded mechanism case, not a guarantee for every client or network path.", "image": "postgres:10" } ] }