....
2017-07-13T11:12:35.632-0700 I NETWORK  [thread1] connection accepted from 10.6.5.226:43453 #232676 (240 connections now open)
2017-07-13T11:12:35.644-0700 I ACCESS   [conn232676] Successfully authenticated as principal __system on local
2017-07-13T11:12:42.480-0700 I ACCESS   [conn190330] Successfully authenticated as principal tcore on admin
2017-07-13T11:12:57.477-0700 I ACCESS   [conn190330] Successfully authenticated as principal tcore on admin
2017-07-13T11:13:05.652-0700 I -        [conn232676] end connection 10.6.5.226:43453 (240 connections now open)
2017-07-13T11:13:05.652-0700 I NETWORK  [thread1] connection accepted from 10.6.5.226:43456 #232677 (240 connections now open)
2017-07-13T11:13:05.665-0700 I ACCESS   [conn232677] Successfully authenticated as principal __system on local
2017-07-13T11:13:12.477-0700 I ACCESS   [conn190330] Successfully authenticated as principal tcore on admin
2017-07-13T11:13:27.477-0700 I ACCESS   [conn190330] Successfully authenticated as principal tcore on admin
2017-07-13T11:13:35.671-0700 I -        [conn232677] end connection 10.6.5.226:43456 (240 connections now open)
2017-07-13T11:13:35.672-0700 I NETWORK  [thread1] connection accepted from 10.6.5.226:43459 #232678 (240 connections now open)
2017-07-13T11:13:35.684-0700 I ACCESS   [conn232678] Successfully authenticated as principal __system on local
2017-07-13T11:13:42.477-0700 I ACCESS   [conn190330] Successfully authenticated as principal tcore on admin
2017-07-13T11:13:57.477-0700 I ACCESS   [conn190330] Successfully authenticated as principal tcore on admin
2017-07-13T11:14:05.690-0700 I -        [conn232678] end connection 10.6.5.226:43459 (240 connections now open)
2017-07-13T11:14:05.691-0700 I NETWORK  [thread1] connection accepted from 10.6.5.226:43462 #232679 (240 connections now open)
2017-07-13T11:14:05.714-0700 I ACCESS   [conn232679] Successfully authenticated as principal __system on local
2017-07-13T11:14:12.477-0700 I ACCESS   [conn190330] Successfully authenticated as principal tcore on admin
2017-07-13T11:14:26.636-0700 F -        [conn232190] Invalid access at address: 0x830b15b
2017-07-13T11:14:26.877-0700 F -        [conn232190] Got signal: 11 (Segmentation fault).

 0x7fc9a29f7e61 0x7fc9a29f6f59 0x7fc9a29f75c6 0x7fc9a0153500 0x7fc9a331e3b5 0x7fc9a333ee50 0x7fc9a330d202 0x7fc9a335bfc4 0x7fc9a26f0418 0x7fc9a26f0925 0x7fc9a1e5323f 0x7fc9a23f36c9 0x7fc9a23f5ec7 0x7fc9a214f268 0x7fc9a1e577fa 0x7fc9a217f062 0x7fc9a2185746 0x7fc9a1fa6e9f 0x7fc9a1fa29fc 0x7fc9a1eddbd4 0x7fc9a1edebb0 0x7fc9a24ff82d 0x7fc9a20fc2b2 0x7fc9a20fe226 0x7fc9a1cfaecd 0x7fc9a1cfb80d 0x7fc9a295d6c2 0x7fc9a014b851 0x7fc99fe9994d

----- BEGIN BACKTRACE -----
{"backtrace":[{"b":"7FC9A147A000","o":"157DE61","s":"_ZN5mongo15printStackTraceERSo"},{"b":"7FC9A147A000","o":"157CF59"},{"b":"7FC9A147A000","o":"157D5C6"},{"b":"7FC9A0144000","o":"F500"},{"b":"7FC9A147A000","o":"1EA43B5"},{"b":"7FC9A147A000","o":"1EC4E50"},{"b":"7FC9A147A000","o":"1E93202"},{"b":"7FC9A147A000","o":"1EE1FC4"},{"b":"7FC9A147A000","o":"1276418","s":"_ZN5mongo21WiredTigerRecordStore14_insertRecordsEPNS_16OperationContextEPNS_6RecordEm"},{"b":"7FC9A147A000","o":"1276925","s":"_ZN5mongo21WiredTigerRecordStore26insertRecordsWithDocWriterEPNS_16OperationContextEPKPKNS_9DocWriterEmPNS_8RecordIdE"},{"b":"7FC9A147A000","o":"9D923F","s":"_ZN5mongo10Collection23insertDocumentsForOplogEPNS_16OperationContextEPKPKNS_9DocWriterEm"},{"b":"7FC9A147A000","o":"F796C9","s":"_ZN5mongo4repl12_logOpsInnerEPNS_16OperationContextERKNS_15NamespaceStringEPKPKNS_9DocWriterEmPNS_10CollectionENS0_22ReplicationCoordinator4ModeENS0_6OpTimeE"},{"b":"7FC9A147A000","o":"F7BEC7","s":"_ZN5mongo4repl6logOpsEPNS_16OperationContextEPKcRKNS_15NamespaceStringEN9__gnu_cxx17__normal_iteratorIPKNS_7BSONObjESt6vectorISA_SaISA_EEEESG_b"},{"b":"7FC9A147A000","o":"CD5268","s":"_ZN5mongo14OpObserverImpl9onInsertsEPNS_16OperationContextERKNS_15NamespaceStringEN9__gnu_cxx17__normal_iteratorIPKNS_7BSONObjESt6vectorIS8_SaIS8_EEEESE_b"},{"b":"7FC9A147A000","o":"9DD7FA","s":"_ZN5mongo10Collection15insertDocumentsEPNS_16OperationContextEN9__gnu_cxx17__normal_iteratorIPKNS_7BSONObjESt6vectorIS5_SaIS5_EEEESB_PNS_7OpDebugEbb"},{"b":"7FC9A147A000","o":"D05062"},{"b":"7FC9A147A000","o":"D0B746","s":"_ZN5mongo14performInsertsEPNS_16OperationContextERKNS_8InsertOpE"},{"b":"7FC9A147A000","o":"B2CE9F","s":"_ZN5mongo9CmdInsert7runImplEPNS_16OperationContextERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKNS_7BSONObjERNS_14BSONObjBuilderE"},{"b":"7FC9A147A000","o":"B289FC"},{"b":"7FC9A147A000","o":"A63BD4","s":"_ZN5mongo7Command3runEPNS_16OperationContextERKNS_3rpc16RequestInterfaceEPNS3_21ReplyBuilderInterfaceE"},{"b":"7FC9A147A000","o":"A64BB0","s":"_ZN5mongo7Command11execCommandEPNS_16OperationContextEPS0_RKNS_3rpc16RequestInterfaceEPNS4_21ReplyBuilderInterfaceE"},{"b":"7FC9A147A000","o":"108582D","s":"_ZN5mongo11runCommandsEPNS_16OperationContextERKNS_3rpc16RequestInterfaceEPNS2_21ReplyBuilderInterfaceE"},{"b":"7FC9A147A000","o":"C822B2"},{"b":"7FC9A147A000","o":"C84226","s":"_ZN5mongo16assembleResponseEPNS_16OperationContextERNS_7MessageERNS_10DbResponseERKNS_11HostAndPortE"},{"b":"7FC9A147A000","o":"880ECD","s":"_ZN5mongo23ServiceEntryPointMongod12_sessionLoopERKSt10shared_ptrINS_9transport7SessionEE"},{"b":"7FC9A147A000","o":"88180D"},{"b":"7FC9A147A000","o":"14E36C2"},{"b":"7FC9A0144000","o":"7851"},{"b":"7FC99FDB1000","o":"E894D","s":"clone"}],"processInfo":{ "mongodbVersion" : "3.4.4", "gitVersion" : "888390515874a9debd1b6c5d36559ca86b44babd", "compiledModules" : [], "uname" : { "sysname" : "Linux", "release" : "2.6.32-358.23.2.el6.x86_64", "version" : "#1 SMP Sat Sep 14 05:32:37 EDT 2013", "machine" : "x86_64" }, "somap" : [ { "b" : "7FC9A147A000", "elfType" : 3, "buildId" : "8E722BCB27505785E167A3387031F5FCFD801477" }, { "b" : "7FFF2AEFF000", "elfType" : 3, "buildId" : "4D392D7A6140FA0AFF2F9098276ED6E94D137826" }, { "b" : "7FC9A0FEC000", "path" : "/usr/lib64/libssl.so.10", "elfType" : 3, "buildId" : "D256E285C5E11D9A99EB04CA7651003A8F67B64E" }, { "b" : "7FC9A0C07000", "path" : "/usr/lib64/libcrypto.so.10", "elfType" : 3, "buildId" : "1EDB45C205A844A75EBBB4F0075E705803FFB85B" }, { "b" : "7F96CCDFF000", "path" : "/lib64/librt.so.1", "elfType" : 3, "buildId" : "756DBE5D1255F42B13E0659E3DD791D34A91465A" }, { "b" : "7F96CD7FB000", "path" : "/lib64/libdl.so.2", "elfType" : 3, "buildId" : "A38407EE35545AEA5CF08FE4CAA8B66E5909B6F3" }, { "b" : "7F96CDD77000", "path" : "/lib64/libm.so.6", "elfType" : 3, "buildId" : "1686CCDAE5F8CED5A251E40074F55EFDF1688B75" }, { "b" : "7F96C1F61000", "path" : "/lib64/libgcc_s.so.1", "elfType" : 3, "buildId" : "A2E6E550A824EBC44AE5487B290A00923DB37761" }, { "b" : "7F96CCD44000", "path" : "/lib64/libpthread.so.0", "elfType" : 3, "buildId" : "3FF31EFC5E0E5CFC4BFDAE19F3DE3AD55DA766CD" }, { "b" : "7F96CD1B1000", "path" : "/lib64/libc.so.6", "elfType" : 3, "buildId" : "EF1DCD3CAC44717EFEB5B12C6C7EE037B6EDDC00" }, { "b" : "7F96CEE58000", "path" : "/lib64/ld-linux-x86-64.so.2", "elfType" : 3, "buildId" : "DE7D207393D303AF233E6AD4D1E8A8314843422A" }, { "b" : "7F96BEF6D000", "path" : "/lib64/libgssapi_krb5.so.2", "elfType" : 3, "buildId" : "EFF68B7DE77D081BC4A0CB38FE9DCBC60541BF92" }, { "b" : "7F96C0C87000", "path" : "/lib64/libkrb5.so.3", "elfType" : 3, "buildId" : "95EBB74C2C0A1E1714344036145A0239FFA4892D" }, { "b" : "7F96C1A83000", "path" : "/lib64/libcom_err.so.2", "elfType" : 3, "buildId" : "6ADE12F76961F73B33D160AC4D342222E7FC7A65" }, { "b" : "7F96BF857000", "path" : "/lib64/libk5crypto.so.3", "elfType" : 3, "buildId" : "D02E7D3149950118009A81997434E28B7D9EC9B2" }, { "b" : "7F96CAA3D000", "path" : "/lib64/libresolv.so.2", "elfType" : 3, "buildId" : "6309B69A475D35D4E93D31DB3A8DDAF5100075C8" }, { "b" : "7F96CB827000", "path" : "/lib64/libz.so.1", "elfType" : 3, "buildId" : "D053BB4FF0C2FC983842F81598813B9B931AD0D1" }, { "b" : "7F96BFA1C000", "path" : "/lib64/libkrb5support.so.0", "elfType" : 3, "buildId" : "5AFCBEA0D62EE0335714CCBAB7BA808E2A16028C" }, { "b" : "7F96BFC19000", "path" : "/lib64/libkeyutils.so.1", "elfType" : 3, "buildId" : "8A8734DC37305D8CC2EF8F8C3E5EA03171DB07EC" }, { "b" : "7F96CA5FA000", "path" : "/lib64/libselinux.so.1", "elfType" : 3, "buildId" : "BAD5C71361DADF259B6E306A49E6F47F24AEA3DC" } ] }}
 mongod(_ZN5mongo15printStackTraceERSo+0x41) [0x7fc9a29f7e61]
 mongod(+0x157CF59) [0x7fc9a29f6f59]
 mongod(+0x157D5C6) [0x7fc9a29f75c6]
 libpthread.so.0(+0xF500) [0x7fc9a0153500]
 mongod(+0x1EA43B5) [0x7fc9a331e3b5]
 mongod(+0x1EC4E50) [0x7fc9a333ee50]
 mongod(+0x1E93202) [0x7fc9a330d202]
 mongod(+0x1EE1FC4) [0x7fc9a335bfc4]
 mongod(_ZN5mongo21WiredTigerRecordStore14_insertRecordsEPNS_16OperationContextEPNS_6RecordEm+0x208) [0x7fc9a26f0418]
 mongod(_ZN5mongo21WiredTigerRecordStore26insertRecordsWithDocWriterEPNS_16OperationContextEPKPKNS_9DocWriterEmPNS_8RecordIdE+0x1B5) [0x7fc9a26f0925]
 mongod(_ZN5mongo10Collection23insertDocumentsForOplogEPNS_16OperationContextEPKPKNS_9DocWriterEm+0x6F) [0x7fc9a1e5323f]
 mongod(_ZN5mongo4repl12_logOpsInnerEPNS_16OperationContextERKNS_15NamespaceStringEPKPKNS_9DocWriterEmPNS_10CollectionENS0_22ReplicationCoordinator4ModeENS0_6OpTimeE+0x99) [0x7fc9a23f36c9]
 mongod(_ZN5mongo4repl6logOpsEPNS_16OperationContextEPKcRKNS_15NamespaceStringEN9__gnu_cxx17__normal_iteratorIPKNS_7BSONObjESt6vectorISA_SaISA_EEEESG_b+0x607) [0x7fc9a23f5ec7]
 mongod(_ZN5mongo14OpObserverImpl9onInsertsEPNS_16OperationContextERKNS_15NamespaceStringEN9__gnu_cxx17__normal_iteratorIPKNS_7BSONObjESt6vectorIS8_SaIS8_EEEESE_b+0x38) [0x7fc9a214f268]
 mongod(_ZN5mongo10Collection15insertDocumentsEPNS_16OperationContextEN9__gnu_cxx17__normal_iteratorIPKNS_7BSONObjESt6vectorIS5_SaIS5_EEEESB_PNS_7OpDebugEbb+0x45A) [0x7fc9a1e577fa]
 mongod(+0xD05062) [0x7fc9a217f062]
 mongod(_ZN5mongo14performInsertsEPNS_16OperationContextERKNS_8InsertOpE+0xCD6) [0x7fc9a2185746]
 mongod(_ZN5mongo9CmdInsert7runImplEPNS_16OperationContextERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKNS_7BSONObjERNS_14BSONObjBuilderE+0x4F) [0x7fc9a1fa6e9f]
 mongod(+0xB289FC) [0x7fc9a1fa29fc]
 mongod(_ZN5mongo7Command3runEPNS_16OperationContextERKNS_3rpc16RequestInterfaceEPNS3_21ReplyBuilderInterfaceE+0x8E4) [0x7fc9a1eddbd4]
 mongod(_ZN5mongo7Command11execCommandEPNS_16OperationContextEPS0_RKNS_3rpc16RequestInterfaceEPNS4_21ReplyBuilderInterfaceE+0x9E0) [0x7fc9a1edebb0]
 mongod(_ZN5mongo11runCommandsEPNS_16OperationContextERKNS_3rpc16RequestInterfaceEPNS2_21ReplyBuilderInterfaceE+0x26D) [0x7fc9a24ff82d]
 mongod(+0xC822B2) [0x7fc9a20fc2b2]
 mongod(_ZN5mongo16assembleResponseEPNS_16OperationContextERNS_7MessageERNS_10DbResponseERKNS_11HostAndPortE+0x6D6) [0x7fc9a20fe226]
 mongod(_ZN5mongo23ServiceEntryPointMongod12_sessionLoopERKSt10shared_ptrINS_9transport7SessionEE+0x1ED) [0x7fc9a1cfaecd]
 mongod(+0x88180D) [0x7fc9a1cfb80d]
 mongod(+0x14E36C2) [0x7fc9a295d6c2]
 libpthread.so.0(+0x7851) [0x7fc9a014b851]
 libc.so.6(clone+0x6D) [0x7fc99fe9994d]
-----  END BACKTRACE  -----