2015-01-29T20:14:32.898+0000 I -        [conn836] Assertion failure _dataMap.end() == _dataMap.find(member->loc) src/mongo/db/exec/and_hash.cpp 291
2015-01-29T20:14:32.905+0000 I CONTROL  [conn836] 
 0xf3a819 0xee4961 0xec973e 0x9d46fe 0x9d540b 0x9e1d3d 0xbb9cd3 0xa0e779 0x9b71a4 0x9b80e3 0x9b8cdb 0xb87f95 0xa99f88 0x7e6730 0xef88eb 0x2ae5723dc83d 0x2ae573266fcd
----- BEGIN BACKTRACE -----
{"backtrace":[{"b":"400000","o":"B3A819"},{"b":"400000","o":"AE4961"},{"b":"400000","o":"AC973E"},{"b":"400000","o":"5D46FE"},{"b":"400000","o":"5D540B"},{"b":"400000","o":"5E1D3D"},{"b":"400000","o":"7B9CD3"},{"b":"400000","o":"60E779"},{"b":"400000","o":"5B71A4"},{"b":"400000","o":"5B80E3"},{"b":"400000","o":"5B8CDB"},{"b":"400000","o":"787F95"},{"b":"400000","o":"699F88"},{"b":"400000","o":"3E6730"},{"b":"400000","o":"AF88EB"},{"b":"2AE5723D6000","o":"683D"},{"b":"2AE573192000","o":"D4FCD"}],"processInfo":{ "mongodbVersion" : "3.1.0-pre-", "gitVersion" : "746d9b99a8dc0301c1593bd4dc62fc8433435c7e", "uname" : { "sysname" : "Linux", "release" : "2.6.18-194.el5xen", "version" : "#1 SMP Tue Mar 16 22:01:26 EDT 2010", "machine" : "x86_64" }, "somap" : [ { "elfType" : 2, "b" : "400000" }, { "b" : "2AE5723D6000", "path" : "/lib64/libpthread.so.0", "elfType" : 3 }, { "b" : "2AE5725F2000", "path" : "/lib64/librt.so.1", "elfType" : 3 }, { "b" : "2AE5727FB000", "path" : "/lib64/libdl.so.2", "elfType" : 3 }, { "b" : "2AE572A00000", "path" : "/usr/lib64/libstdc++.so.6", "elfType" : 3 }, { "b" : "2AE572D00000", "path" : "/lib64/libm.so.6", "elfType" : 3 }, { "b" : "2AE572F83000", "path" : "/lib64/libgcc_s.so.1", "elfType" : 3 }, { "b" : "2AE573192000", "path" : "/lib64/libc.so.6", "elfType" : 3 }, { "b" : "2AE5721B8000", "path" : "/lib64/ld-linux-x86-64.so.2", "elfType" : 3 } ] }}
 mongod(_ZN5mongo15printStackTraceERSo+0x29) [0xf3a819]
 mongod(_ZN5mongo10logContextEPKc+0xE1) [0xee4961]
 mongod(_ZN5mongo12verifyFailedEPKcS1_j+0xCE) [0xec973e]
 mongod(_ZN5mongo12AndHashStage14readFirstChildEPm+0x2EE) [0x9d46fe]
 mongod(_ZN5mongo12AndHashStage4workEPm+0x11B) [0x9d540b]
 mongod(_ZN5mongo10FetchStage4workEPm+0xCD) [0x9e1d3d]
 mongod(_ZN5mongo12PlanExecutor7getNextEPNS_7BSONObjEPNS_8RecordIdE+0xA3) [0xbb9cd3]
 mongod(_ZN5mongo13StageDebugCmd3runEPNS_16OperationContextERKSsRNS_7BSONObjEiRSsRNS_14BSONObjBuilderEb+0x559) [0xa0e779]
 mongod(_ZN5mongo12_execCommandEPNS_16OperationContextEPNS_7CommandERKSsRNS_7BSONObjEiRSsRNS_14BSONObjBuilderEb+0x34) [0x9b71a4]
 mongod(_ZN5mongo7Command11execCommandEPNS_16OperationContextEPS0_iPKcRNS_7BSONObjERNS_14BSONObjBuilderEb+0xC13) [0x9b80e3]
 mongod(_ZN5mongo12_runCommandsEPNS_16OperationContextEPKcRNS_7BSONObjERNS_11_BufBuilderINS_16TrivialAllocatorEEERNS_14BSONObjBuilderEbi+0x28B) [0x9b8cdb]
 mongod(_ZN5mongo8runQueryEPNS_16OperationContextERNS_7MessageERNS_12QueryMessageERKNS_15NamespaceStringERNS_5CurOpES3_b+0x755) [0xb87f95]
 mongod(_ZN5mongo16assembleResponseEPNS_16OperationContextERNS_7MessageERNS_10DbResponseERKNS_11HostAndPortEb+0xAC8) [0xa99f88]
 mongod(_ZN5mongo16MyMessageHandler7processERNS_7MessageEPNS_21AbstractMessagingPortEPNS_9LastErrorE+0xE0) [0x7e6730]
 mongod(_ZN5mongo17PortMessageServer17handleIncomingMsgEPv+0x32B) [0xef88eb]
 libpthread.so.0(+0x683D) [0x2ae5723dc83d]
 libc.so.6(clone+0x6D) [0x2ae573266fcd]
-----  END BACKTRACE  -----
2015-01-29T20:14:32.940+0000 I NETWORK  [conn836] end connection 127.0.0.1:55969 (5 connections now open)
2015-01-29T20:14:33.150+0000 I NETWORK  [conn833] end connection 127.0.0.1:55966 (4 connections now open)
2015-01-29T20:14:33.201+0000 I NETWORK  [conn835] end connection 127.0.0.1:55968 (3 connections now open)
2015-01-29T20:14:33.251+0000 I NETWORK  [conn832] end connection 127.0.0.1:55965 (2 connections now open)
----
jstests/concurrency/fsm_workloads/yield_and_hashed.js: Workload completed in 550 ms
----
2015-01-29T20:14:33.254+0000 E QUERY    Error: 1 thread threw
        Error: command failed: {
        	"results" : [ ],
        	"errmsg" : "exception: assertion src/mongo/db/exec/and_hash.cpp:291",
        	"code" : 0,
        	"ok" : 0
        } : undefined
            at quietlyDoAssert (jstests/concurrency/fsm_libs/assert.js:53:15)
            at Function.assert.commandWorked (src/mongo/shell/assert.js:254:5)
            at wrapAssertFn (jstests/concurrency/fsm_libs/assert.js:60:16)
            at Function.assertWithLevel.(anonymous function) [as commandWorked] (jstests/concurrency/fsm_libs/assert.js:99:13)
2015-01-29T20:14:33.252+0000 I NETWORK  [conn834] end connection 127.0.0.1:55967 (1 connection now open)
            at Object.andHash (jstests/concurrency/fsm_workloads/yield_and_hashed.js:34:22)
            at Object.runFSM [as run] (jstests/concurrency/fsm_libs/fsm.js:19:16)
            at <anonymous>:8:13
            at Object.main (jstests/concurrency/fsm_libs/worker_thread.js:68:17)
            at ____MongoToV8_newFunction_temp (<anonymous>:5:25)
            at ____MongoToV8_newFunction_temp (<anonymous>:3:24)
    at throwError (jstests/concurrency/fsm_libs/runner.js:261:23)
    at jstests/concurrency/fsm_libs/runner.js:390:17
    at Array.forEach (native)
    at runWorkloads (jstests/concurrency/fsm_libs/runner.js:345:22)
    at serial (jstests/concurrency/fsm_libs/runner.js:406:13)
    at /data/mci/shell/src/jstests/concurrency/fsm_all.js:29:1 at jstests/concurrency/fsm_libs/runner.js:273
failed to load: /data/mci/shell/src/jstests/concurrency/fsm_all.js