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  1. Core Server
  2. SERVER-16117

Segfault in prefetch worker when replicating an insert that creates a database implicitly

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Details

    • Bug
    • Status: Closed
    • Major - P3
    • Resolution: Fixed
    • 2.8.0-rc0
    • 2.8.0-rc1
    • Replication
    • ALL
    • Hide

      I attached the diff on my branch. Just added a test and changed one other file which allows the upgrade to actually upgrade (otherwise it restarts with 2.6 again). Add the one change and the test, and run the test.

      Show
      I attached the diff on my branch. Just added a test and changed one other file which allows the upgrade to actually upgrade (otherwise it restarts with 2.6 again). Add the one change and the test, and run the test.

    Description

      When I run the attached test, the attached log results. In there is a seg fault after restarting a 2.6 node as a 2.8 node.

      segfault:

      m31001| 2014-11-12T17:15:19.812-0500 I REPLSETS [ReplicationExecutor] transition to RECOVERING
       m31001| 2014-11-12T17:15:19.813-0500 I REPLSETS [ReplicationExecutor] transition to SECONDARY
       m31001| 2014-11-12T17:15:19.813-0500 F -        [repl prefetch worker 15] Invalid access at address: 0
       m31001| 2014-11-12T17:15:19.816-0500 F -        [repl prefetch worker 15] Got signal: 11 (Segmentation fault: 11).
       m31001| 
       m31001|  0x10799012a 0x10798fbb0 0x7fff8f8f1f1a 0x108317350 0x1074efbcf 0x107680494 0x107922a12 0x1079d1571 0x7fff8981f2fc 0x7fff8981f279 0x7fff8981d4b1
       m31001| ----- BEGIN BACKTRACE -----
       m31001| {"backtrace":[{"b":"107086000","o":"90A12A"},{"b":"107086000","o":"909BB0"},{"b":"7FFF8F8ED000","o":"4F1A"},{"b":"107086000","o":"1291350"},{"b":"107086000","o":"469BCF"},{"b":"107086000","o":"5FA494"},{"b":"107086000","o":"89CA12"},{"b":"107086000","o":"94B571"},{"b":"7FFF8981C000","o":"32FC"},{"b":"7FFF8981C000","o":"3279"},{"b":"7FFF8981C000","o":"14B1"}],"processInfo":{ "mongodbVersion" : "2.7.9-pre-", "gitVersion" : "04869a65202864514e6066ef77798a39c7c4920d", "uname" : { "sysname" : "Darwin", "release" : "14.0.0", "version" : "Darwin Kernel Version 14.0.0: Fri Sep 19 00:26:44 PDT 2014; root:xnu-2782.1.97~2/RELEASE_X86_64", "machine" : "x86_64" }, "somap" : [ { "path" : "/Users/charlie/github/mongo/mongod", "machType" : 2, "b" : "107086000", "buildId" : "E1D66906875A3E53BE2B8B8BE4E26687" }, { "path" : "/usr/lib/libSystem.B.dylib", "machType" : 6, "b" : "7FFF96B38000", "buildId" : "DA954461EC6A3DF085516FC810627627" }, { "path" : "/usr/lib/libstdc++.6.dylib", "machType" : 6, "b" : "7FFF9677E000", "buildId" : "803F6AC887DC3E249E80729B551F6FFF" }, { "path" : "/usr/lib/system/libcache.dylib", "machType" : 6, "b" : "7FFF89B38000", "buildId" : "45E9A2E799C436B2BEE30C4E11614AD1" }, { "path" : "/usr/lib/system/libcommonCrypto.dylib", "machType" : 6, "b" : "7FFF922AA000", "buildId" : "D381EBC669D831D380845A80A32CB748" }, { "path" : "/usr/lib/system/libcompiler_rt.dylib", "machType" : 6, "b" : "7FFF941AD000", "buildId" : "BF8FC133EE103DA69B9092039E28678F" }, { "path" : "/usr/lib/system/libcopyfile.dylib", "machType" : 6, "b" : "7FFF95623000", "buildId" : "0C68D3A6ACDD3EF3991ACC82C32AB836" }, { "path" : "/usr/lib/system/libcorecrypto.dylib", "machType" : 6, "b" : "7FFF91A37000", "buildId" : "E178980139853949B7366B3378873301" }, { "path" : "/usr/lib/system/libdispatch.dylib", "machType" : 6, "b" : "7FFF941C4000", "buildId" : "502CF32B669B3709886208188225E4F0" }, { "path" : "/usr/lib/system/libdyld.dylib", "machType" : 6, "b" : "7FFF8AF81000", "buildId" : "19FAF435C16533749DEFD7BBA7D61DB6" }, { "path" : "/usr/lib/system/libkeymgr.dylib", "machType" : 6, "b" : "7FFF8D912000", "buildId" : "77845842DE703CC5BD01C3D14227CED5" }, { "path" : "/usr/lib/system/liblaunch.dylib", "machType" : 6, "b" : "7FFF9562E000", "buildId" : "8A9889248BE735FEBF7D322E90EFE49E" }, { "path" : "/usr/lib/system/libmacho.dylib", "machType" : 6, "b" : "7FFF96B32000", "buildId" : "126CA2EDDE91308F8881B9DAEC3C63B6" }, { "path" : "/usr/lib/system/libquarantine.dylib", "machType" : 6, "b" : "7FFF8D1B3000", "buildId" : "DC0416272D92361CBABFA869A5C72293" }, { "path" : "/usr/lib/system/libremovefile.dylib", "machType" : 6, "b" : "7FFF9417C000", "buildId" : "3485B5F46CE83C628DFD8736ED6E8531" }, { "path" : "/usr/lib/system/libsystem_asl.dylib", "machType" : 6, "b" : "7FFF8F8D6000", "buildId" : "F153AC5B0542356E88C820A62CA704E2" }, { "path" : "/usr/lib/system/libsystem_blocks.dylib", "machType" : 6, "b" : "7FFF8D6DA000", "buildId" : "9615D10AFCA73BE4AA1A1B195DACE1A1" }, { "path" : "/usr/lib/system/libsystem_c.dylib", "machType" : 6, "b" : "7FFF97F65000", "buildId" : "C185E86274243210B5286B822577A4B8" }, { "path" : "/usr/lib/system/libsystem_configuration.dylib", "machType" : 6, "b" : "7FFF8FB41000", "buildId" : "9FBA1CE497D0347EA44393ED94512E92" }, { "path" : "/usr/lib/system/libsystem_coreservices.dylib", "machType" : 6, "b" : "7FFF912F5000", "buildId" : "41B7C5785A5331C8A96FC73E030B0938" }, { "path" : "/usr/lib/system/libsystem_coretls.dylib", "machType" : 6, "b" : "7FFF8998D000", "buildId" : "EBBF7EF680D83F8F825CB412BD6D22C0" }, { "path" : "/usr/lib/system/libsystem_dnssd.dylib", "machType" : 6, "b" : "7FFF98DAD000", "buildId" : "62B70ECAE40D3C63896E7F00EC386DDB" }, { "path" : "/usr/lib/system/libsystem_info.dylib", "machType" : 6, "b" : "7FFF936B2000", "buildId" : "B85A85D585303A93B0C34DEC41F79478" }, { "path" : "/usr/lib/system/libsystem_kernel.dylib", "machType" : 6, "b" : "7FFF93107000", "buildId" : "93E0E0A975B63904BB4E4BC7C05F4B6B" }, { "path" : "/usr/lib/system/libsystem_m.dylib", "machType" : 6, "b" : "7FFF8C851000", "buildId" : "1E12AB456D9636D0A226F24D9FB0D9D6" }, { "path" : "/usr/lib/system/libsystem_malloc.dylib", "machType" : 6, "b" : "7FFF922C7000", "buildId" : "19BCC25757173502A71F95D65AFA861B" }, { "path" : "/usr/lib/system/libsystem_network.dylib", "machType" : 6, "b" : "7FFF9116E000", "buildId" : "C0B2313D47BE38A9BEE62634A4F5E14B" }, { "path" : "/usr/lib/system/libsystem_networkextension.dylib", "machType" : 6, "b" : "7FFF92CA1000", "buildId" : "29AB225BD7FB30ED960065D44B9A9442" }, { "path" : "/usr/lib/system/libsystem_notify.dylib", "machType" : 6, "b" : "7FFF8BDAE000", "buildId" : "61147800F3203DAA850CBADF33855F29" }, { "path" : "/usr/lib/system/libsystem_platform.dylib", "machType" : 6, "b" : "7FFF8F8ED000", "buildId" : "64E34079D7123D669CE2418624A5C040" }, { "path" : "/usr/lib/system/libsystem_pthread.dylib", "machType" : 6, "b" : "7FFF8981C000", "buildId" : "26B1897F0CD330F3B55A37CB45062D73" }, { "path" : "/usr/lib/system/libsystem_sandbox.dylib", "machType" : 6, "b" : "7FFF901BC000", "buildId" : "DB9962EF889831CC9B87E01F8CE74C9D" }, { "path" : "/usr/lib/system/libsystem_secinit.dylib", "machType" : 6, "b" : "7FFF98C79000", "buildId" : "581DAD0F6B633A48B63B917AF799ABAA" }, { "path" : "/usr/lib/system/libsystem_stats.dylib", "machType" : 6, "b" : "7FFF94333000", "buildId" : "1DB0443659743F1686CC5FF5F390339C" }, { "path" : "/usr/lib/system/libsystem_trace.dylib", "machType" : 6, "b" : "7FFF97521000", "buildId" : "A9E6B7D8C3273742AC5486C94218B1DF" }, { "path" : "/usr/lib/system/libunc.dylib", "machType" : 6, "b" : "7FFF91A0E000", "buildId" : "5676F7EAC1DF329FB006D2C3022B7D70" }, { "path" : "/usr/lib/system/libunwind.dylib", "machType" : 6, "b" : "7FFF8999F000", "buildId" : "BE7E51A0B6EA3A549CCA9D88F683A6D6" }, { "path" : "/usr/lib/system/libxpc.dylib", "machType" : 6, "b" : "7FFF952A7000", "buildId" : "9437C02EA07B38C891CB299FAA63083D" }, { "path" : "/usr/lib/libobjc.A.dylib", "machType" : 6, "b" : "7FFF93125000", "buildId" : "3B60CD9074A23A5D9686B0772159792A" }, { "path" : "/usr/lib/libauto.dylib", "machType" : 6, "b" : "7FFF97888000", "buildId" : "A260789BD4D8316A9490254767B8A5F1" }, { "path" : "/usr/lib/libc++abi.dylib", "machType" : 6, "b" : "7FFF8FE7A000", "buildId" : "88A22A0F87C63002BFBAAC0F2808B8B9" }, { "path" : "/usr/lib/libc++.1.dylib", "machType" : 6, "b" : "7FFF90122000", "buildId" : "1B9530FD989B3174BB1CBDC159501710" }, { "path" : "/usr/lib/libDiagnosticMessagesClient.dylib", "machType" : 6, "b" : "7FFF8AF96000", "buildId" : "2EE8E4365CDC34C599595BA218D507FB" } ] }}
       m31001|  mongod(_ZN5mongo15printStackTraceERSo+0x3A) [0x10799012a]
       m31001|  mongod(_ZN5mongo12_GLOBAL__N_124abruptQuitWithAddrSignalEiP9__siginfoPv+0x240) [0x10798fbb0]
       m31001|  libsystem_platform.dylib(_sigtramp+0x1A) [0x7fff8f8f1f1a]
       m31001|  mongod(_ZN8tcmalloc6Static14central_cache_E+0x2180) [0x108317350]
       m31001|  mongod(_ZN5mongo4repl28prefetchPagesForReplicatedOpEPNS_16OperationContextEPNS_8DatabaseERKNS_7BSONObjE+0x13F) [0x1074efbcf]
       m31001|  mongod(_ZN5mongo4repl8SyncTail10prefetchOpERKNS_7BSONObjE+0xC4) [0x107680494]
       m31001|  mongod(_ZN5mongo10threadpool6Worker4loopERKSs+0x92) [0x107922a12]
       m31001|  mongod(_ZN5boost12_GLOBAL__N_112thread_proxyEPv+0xB1) [0x1079d1571]
       m31001|  libsystem_pthread.dylib(_pthread_body+0x83) [0x7fff8981f2fc]
       m31001|  libsystem_pthread.dylib(_pthread_body+0x0) [0x7fff8981f279]
       m31001|  libsystem_pthread.dylib(thread_start+0xD) [0x7fff8981d4b1]
       m31001| -----  END BACKTRACE  -----

      Attachments

        1. git.diff
          2 kB
        2. testOutput.txt
          81 kB

        Activity

          People

            matt.dannenberg Matt Dannenberg
            charlie.swanson@mongodb.com Charlie Swanson
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              Created:
              Updated:
              Resolved: