Failing test: Observability AI Assistant API Integration tests.x-pack/test_serverless/api_integration/test_suites/observability/ai_assistant/tests/knowledge_base/knowledge_base_migration·spec·ts - Observability AI Assistant API tests knowledge_base/knowledge_base_migration.spec.ts When there are knowledge base entries (from 8.15 or earlier) that does not contain semantic_text embeddings "before all" hook in "When there are knowledge base entries (from 8.15 or earlier) that does not contain semantic_text embeddings"

[kibanamachine]

A test failed on a tracked branch

AxiosError: Request failed with status code 500
    at settle (node_modules/axios/lib/core/settle.js:19:12)
    at IncomingMessage.handleStreamEnd (node_modules/axios/lib/adapters/http.js:599:11)
    at IncomingMessage.emit (node:events:531:35)
    at endReadableNT (node:internal/streams/readable:1696:12)
    at processTicksAndRejections (node:internal/process/task_queues:82:21)
    at Axios.request (node_modules/axios/lib/core/Axios.js:45:41)
    at processTicksAndRejections (node:internal/process/task_queues:95:5)
    at KbnClientRequester.request (kbn_client_requester.ts:135:16)
    at KbnClientSavedObjects.migrate (kbn_client_saved_objects.ts:153:22)
    at migrateSavedObjectIndices (kibana_index.ts:70:3)
    at loadAction (load.ts:137:5)
    at EsArchiver.load (es_archiver.ts:100:12)
    at Context.<anonymous> (knowledge_base_migration.spec.ts:56:7)
    at Object.apply (wrap_function.js:74:16) {
  code: 'ERR_BAD_RESPONSE',
  config: {
    transitional: {
      silentJSONParsing: true,
      forcedJSONParsing: true,
      clarifyTimeoutError: false
    },
    adapter: [ 'xhr', 'http', 'fetch' ],
    transformRequest: [ [Function: transformRequest] ],
    transformResponse: [ [Function: transformResponse] ],
    timeout: 0,
    xsrfCookieName: 'XSRF-TOKEN',
    xsrfHeaderName: 'X-XSRF-TOKEN',
    maxContentLength: 30000000,
    maxBodyLength: 30000000,
    env: { FormData: [Function], Blob: [class Blob] },
    validateStatus: [Function: validateStatus],
    headers: Object [AxiosHeaders] {
      Accept: 'application/json, text/plain, */*',
      'Content-Type': 'application/json',
      'kbn-xsrf': 'kbn-client',
      'x-elastic-internal-origin': 'kbn-client',
      'User-Agent': 'axios/1.7.9',
      'Content-Length': '2',
      'Accept-Encoding': 'gzip, compress, deflate, br'
    },
    method: 'post',
    url: 'http://elastic_serverless:changeme@localhost:5620/internal/saved_objects/_migrate',
    data: '{}',
    httpsAgent: null,
    paramsSerializer: { serialize: [Function: paramsSerializer] }
  },
  request: <ref *1> ClientRequest {
    _events: [Object: null prototype] {
      abort: [Function (anonymous)],
      aborted: [Function (anonymous)],
      connect: [Function (anonymous)],
      error: [Function (anonymous)],
      socket: [Function (anonymous)],
      timeout: [Function (anonymous)],
      finish: [Function: requestOnFinish]
    },
    _eventsCount: 7,
    _maxListeners: undefined,
    outputData: [],
    outputSize: 0,
    writable: true,
    destroyed: true,
    _last: false,
    chunkedEncoding: false,
    shouldKeepAlive: true,
    maxRequestsOnConnectionReached: false,
    _defaultKeepAlive: true,
    useChunkedEncodingByDefault: true,
    sendDate: false,
    _removedConnection: false,
    _removedContLen: false,
    _removedTE: false,
    strictContentLength: false,
    _contentLength: '2',
    _hasBody: true,
    _trailer: '',
    finished: true,
    _headerSent: true,
    _closed: true,
    socket: Socket {
      connecting: false,
      _hadError: false,
      _parent: null,
      _host: 'localhost',
      _closeAfterHandlingError: false,
      _events: [Object],
      _readableState: [ReadableState],
      _writableState: [WritableState],
      allowHalfOpen: false,
      _maxListeners: undefined,
      _eventsCount: 6,
      _sockname: null,
      _pendingData: null,
      _pendingEncoding: '',
      server: null,
      _server: null,
      timeout: 5000,
      parser: null,
      _httpMessage: null,
      [Symbol(async_id_symbol)]: -1,
      [Symbol(kHandle)]: [TCP],
      [Symbol(lastWriteQueueSize)]: 0,
      [Symbol(timeout)]: Timeout {
        _idleTimeout: 5000,
        _idlePrev: [TimersList],
        _idleNext: [TimersList],
        _idleStart: 211497,
        _onTimeout: [Function: bound ],
        _timerArgs: undefined,
        _repeat: null,
        _destroyed: false,
        [Symbol(refed)]: false,
        [Symbol(kHasPrimitive)]: false,
        [Symbol(asyncId)]: 6011,
        [Symbol(triggerId)]: 6009
      },
      [Symbol(kBuffer)]: null,
      [Symbol(kBufferCb)]: null,
      [Symbol(kBufferGen)]: null,
      [Symbol(shapeMode)]: true,
      [Symbol(kCapture)]: false,
      [Symbol(kSetNoDelay)]: true,
      [Symbol(kSetKeepAlive)]: true,
      [Symbol(kSetKeepAliveInitialDelay)]: 1,
      [Symbol(kBytesRead)]: 0,
      [Symbol(kBytesWritten)]: 0
    },
    _header: 'POST /internal/saved_objects/_migrate HTTP/1.1\r\n' +
      'Accept: application/json, text/plain, */*\r\n' +
      'Content-Type: application/json\r\n' +
      'kbn-xsrf: kbn-client\r\n' +
      'x-elastic-internal-origin: kbn-client\r\n' +
      'User-Agent: axios/1.7.9\r\n' +
      'Content-Length: 2\r\n' +
      'Accept-Encoding: gzip, compress, deflate, br\r\n' +
      'Host: localhost:5620\r\n' +
      'Authorization: Basic ZWxhc3RpY19zZXJ2ZXJsZXNzOmNoYW5nZW1l\r\n' +
      'Connection: keep-alive\r\n' +
      '\r\n',
    _keepAliveTimeout: 0,
    _onPendingData: [Function: nop],
    agent: Agent {
      _events: [Object: null prototype],
      _eventsCount: 2,
      _maxListeners: undefined,
      defaultPort: 80,
      protocol: 'http:',
      options: [Object: null prototype],
      requests: [Object: null prototype] {},
      sockets: [Object: null prototype] {},
      freeSockets: [Object: null prototype],
      keepAliveMsecs: 1000,
      keepAlive: true,
      maxSockets: Infinity,
      maxFreeSockets: 256,
      scheduling: 'lifo',
      maxTotalSockets: Infinity,
      totalSocketCount: 1,
      [Symbol(shapeMode)]: false,
      [Symbol(kCapture)]: false
    },
    socketPath: undefined,
    method: 'POST',
    maxHeaderSize: undefined,
    insecureHTTPParser: undefined,
    joinDuplicateHeaders: undefined,
    path: '/internal/saved_objects/_migrate',
    _ended: true,
    res: { method: null, url: '', complete: true, aborted: false },
    aborted: false,
    timeoutCb: null,
    upgradeOrConnect: false,
    parser: null,
    maxHeadersCount: null,
    reusedSocket: true,
    host: 'localhost',
    protocol: 'http:',
    _redirectable: Writable {
      _events: [Object],
      _writableState: [WritableState],
      _maxListeners: undefined,
      _options: [Object],
      _ended: true,
      _ending: true,
      _redirectCount: 0,
      _redirects: [],
      _requestBodyLength: 2,
      _requestBodyBuffers: [],
      _eventsCount: 3,
      _onNativeResponse: [Function (anonymous)],
      _currentRequest: [Circular *1],
      _currentUrl: 'http://elastic_serverless:changeme@localhost:5620/internal/saved_objects/_migrate',
      [Symbol(shapeMode)]: true,
      [Symbol(kCapture)]: false
    },
    [Symbol(shapeMode)]: false,
    [Symbol(kCapture)]: false,
    [Symbol(kBytesWritten)]: 0,
    [Symbol(kNeedDrain)]: false,
    [Symbol(corked)]: 0,
    [Symbol(kOutHeaders)]: [Object: null prototype] {
      accept: [Array],
      'content-type': [Array],
      'kbn-xsrf': [Array],
      'x-elastic-internal-origin': [Array],
      'user-agent': [Array],
      'content-length': [Array],
      'accept-encoding': [Array],
      host: [Array],
      authorization: [Array]
    },
    [Symbol(errored)]: null,
    [Symbol(kHighWaterMark)]: 16384,
    [Symbol(kRejectNonStandardBodyWrites)]: false,
    [Symbol(kUniqueHeaders)]: null
  },
  response: {
    status: 500,
    statusText: 'Internal Server Error',
    headers: Object [AxiosHeaders] {
      'strict-transport-security': 'max-age=31536000; includeSubDomains',
      'x-content-type-options': 'nosniff',
      'referrer-policy': 'strict-origin-when-cross-origin',
      'permissions-policy': 'camera=(), display-capture=(), fullscreen=(self), geolocation=(), microphone=(), web-share=();report-to=violations-endpoint',
      'cross-origin-opener-policy': 'same-origin',
      'x-frame-options': 'SAMEORIGIN',
      'content-security-policy': "script-src 'report-sample' 'self'; worker-src 'report-sample' 'self' blob:; style-src 'report-sample' 'self' 'unsafe-inline'; report-to violations-endpoint; frame-ancestors 'self'",
      'content-security-policy-report-only': "form-action 'report-sample' 'self'; report-to violations-endpoint",
      'kbn-name': 'bk-agent-prod-gcp-1736549
[report_failure] output truncated to 8192 characters

First failure: kibana-on-merge - main

[elasticmachine]

Pinging @elastic/obs-ai-assistant (Team:Obs AI Assistant)