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  1. WiredTiger
  2. WT-12118

Segmentation fault in __wt_bt_read

    • Type: Icon: Bug Bug
    • Resolution: Unresolved
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: None
    • Component/s: None
    • Labels:
    • Storage Engines
    • 5
    • Megabat - 2024-05-14

      This may be related to WT-12267 specifically with regard to the sweep server. There is limited information from Atlas so the goal is to strictly timebox an attempt to elicit a reproduction to assist in diagnosis, using the backtrace as an entry point.

      Occurred on MongoDB 5.0.23:
       

      {
        "backtrace": [
          {
            "a": "AAAABC3BEBBC",
            "b": "AAAAB89A0000",
            "o": "3A1EBBC",
            "s": "_ZN5mongo18stack_trace_detail12_GLOBAL__N_117getStackTraceImplERKNS1_7OptionsE.constprop.133",
            "s+": "1CC"
          },
          {
            "a": "AAAABC3C12E0",
            "b": "AAAAB89A0000",
            "o": "3A212E0",
            "s": "_ZN5mongo15printStackTraceEv",
            "s+": "48"
          },
          {
            "a": "AAAABC3B99B4",
            "b": "AAAAB89A0000",
            "o": "3A199B4",
            "s": "abruptQuitWithAddrSignal",
            "s+": "F4"
          },
          {
            "a": "FFFF982F6860",
            "b": "FFFF982F6000",
            "o": "860",
            "s": "__kernel_rt_sigreturn",
            "s+": "0"
          },
          {
            "a": "AAAABA58F068",
            "b": "AAAAB89A0000",
            "o": "1BEF068",
            "s": "__wt_bt_read",
            "s+": "78"
          },
          {
            "a": "AAAABA59B848",
            "b": "AAAAB89A0000",
            "o": "1BFB848",
            "s": "__page_read",
            "s+": "130"
          },
          {
            "a": "AAAABA59C6F8",
            "b": "AAAAB89A0000",
            "o": "1BFC6F8",
            "s": "__wt_page_in_func",
            "s+": "1E0"
          },
          {
            "a": "AAAABA5C6A24",
            "b": "AAAAB89A0000",
            "o": "1C26A24",
            "s": "__tree_walk_internal",
            "s+": "B34"
          },
          {
            "a": "AAAABA4E7BF0",
            "b": "AAAAB89A0000",
            "o": "1B47BF0",
            "s": "__wt_evict_file",
            "s+": "E0"
          },
          {
            "a": "AAAABA4C47B0",
            "b": "AAAAB89A0000",
            "o": "1B247B0",
            "s": "__wt_conn_dhandle_close",
            "s+": "128"
          },
          {
            "a": "AAAABA4CCB04",
            "b": "AAAAB89A0000",
            "o": "1B2CB04",
            "s": "__sweep_server",
            "s+": "214"
          },
          {
            "a": "FFFF976AD230",
            "b": "FFFF976A6000",
            "o": "7230",
            "s": "start_thread",
            "s+": "B0"
          },
          {
            "a": "FFFF975FB7DC",
            "b": "FFFF97520000",
            "o": "DB7DC",
            "s": "thread_start",
            "s+": "C"
          }
        ],
        "processInfo": {
          "mongodbVersion": "5.0.23",
          "gitVersion": "3367195a14d0ba2734d2ba2719294fb974ad0834",
          "compiledModules": [
            "enterprise"
          ],
          "uname": {
            "sysname": "Linux",
            "release": "5.10.199-190.747.amzn2.aarch64",
            "version": "#1 SMP Sat Nov 4 16:54:54 UTC 2023",
            "machine": "aarch64"
          },
          "somap": [
            {
              "b": "AAAAB89A0000",
              "elfType": 3,
              "buildId": "949DB052FAC69F1A3B0D70FE54BFF9BEE497401D"
            },
            {
              "b": "FFFF982F6000",
              "path": "linux-vdso.so.1",
              "elfType": 3,
              "buildId": "356C073677C94B19524C10A4DF3A1158F820FD41"
            },
            {
              "b": "FFFF976A6000",
              "path": "/lib64/libpthread.so.0",
              "elfType": 3,
              "buildId": "635E47A0FDC7C1119AF7DAA8A199ED4E5A738518"
            },
            {
              "b": "FFFF97520000",
              "path": "/lib64/libc.so.6",
              "elfType": 3,
              "buildId": "A2BB3A552E08590E0FA2AFF14F645C6B63A37AC0"
            }
          ]
        }
      }

            Assignee:
            Unassigned Unassigned
            Reporter:
            mick.graham@mongodb.com Mick Graham
            Votes:
            0 Vote for this issue
            Watchers:
            13 Start watching this issue

              Created:
              Updated: