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  1. Core Server
  2. SERVER-25956

mongos crash in MessagingPort::recv on Ubuntu 16.04 PowerPC

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Details

    • Bug
    • Status: Closed
    • Critical - P2
    • Resolution: Works as Designed
    • 3.3.10
    • None
    • Sharding
    • ALL
    • Platforms 2016-09-19, Platforms 2016-10-10, Platforms 2016-10-31, Platforms 2016-11-21
    • 0

    Description

      Rare crash in mongos version v3.3.10-393-g4e68214, perhaps when receiving an "insert" command from the C Driver. Ubuntu POWER8, non-SSL connections.

      You can see the C Driver test suite log here:

      https://evergreen.mongodb.com/task/mongo_c_driver_power8_ubuntu1604_test_latest_sharded_cluster_noauth_sasl_nossl_76bcb7a2a7c22a9f9136608499bf492bd276a420_16_09_03_02_10_16

      Server logs attached. The mongo-_SfqpF/mongos.log file records the crash:

       libc.so.6(__stack_chk_fail+0x20) [0x3fff90d52410]
       mongos(_ZN5mongo13MessagingPort4recvERNS_7MessageE+0xB5C) [0x2649718c]
       mongos(_ZN5mongo18DBClientConnection4recvERNS_7MessageE+0x64) [0x25b8d794]
       mongos(_ZN5mongo20DBClientMultiCommand7recvAnyEPNS_16ConnectionStringEPNS_16BSONSerializableE+0x184) [0x26299744]
       mongos(_ZN5mongo14BatchWriteExec12executeBatchEPNS_16OperationContextERKNS_21BatchedCommandRequestEPNS_22BatchedCommandResponseEPNS_19BatchWriteExecStatsE+0x900) [0x263effc0]
       mongos(_ZN5mongo13ClusterWriter5writeEPNS_16OperationContextERKNS_21BatchedCommandRequestEPNS_22BatchedCommandResponseE+0x6F8) [0x262caf18]
       mongos(+0xCCE1CC) [0x2634e1cc]
       mongos(_ZN5mongo7Command17execCommandClientEPNS_16OperationContextEPS0_iPKcRNS_7BSONObjERNS_14BSONObjBuilderE+0xAD8) [0x263c0f38]
       mongos(+0xCE8AA0) [0x26368aa0]
       mongos(_ZN5mongo8Strategy15clientCommandOpEPNS_16OperationContextERNS_7RequestE+0xABC) [0x2636a5ac]
       mongos(_ZN5mongo7Request7processEPNS_16OperationContextEi+0x6B4) [0x26362204]
      

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              andrew.morrow@mongodb.com Andrew Morrow
              jesse@mongodb.com A. Jesse Jiryu Davis
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              Dates

                Created:
                Updated:
                Resolved: