2014-09-04T06:02:37.149+0000 [conn850491] Tenant_42.files 0x11e6111 0x1187e49 0x116a97d 0xe577aa 0xe5000e 0x9356cb 0xa2889a 0xa29ce2 0xa2bea6 0xd5dd6d 0xb9fe62 0xba1440 0x770aef 0x119bf3e 0x7fe9b4b9ae9a 0x7fe9b3eae31d
/usr/bin/mongod(_ZN5mongo15printStackTraceERSo+0x21) [0x11e6111]
/usr/bin/mongod(_ZN5mongo10logContextEPKc+0x159) [0x1187e49]
/usr/bin/mongod(_ZN5mongo13fassertFailedEi+0xcd) [0x116a97d]
/usr/bin/mongod() [0xe577aa]
/usr/bin/mongod(ZN5mongo5logOpEPKcS1_RKNS_7BSONObjEPS2_PbbPS3+0xee) [0xe5000e]
/usr/bin/mongod(_ZN5mongo14CmdCreateIndex3runERKSsRNS_7BSONObjEiRSsRNS_14BSONObjBuilderEb+0x276b) [0x9356cb]
/usr/bin/mongod(_ZN5mongo12_execCommandEPNS_7CommandERKSsRNS_7BSONObjEiRSsRNS_14BSONObjBuilderEb+0x3a) [0xa2889a]
/usr/bin/mongod(_ZN5mongo7Command11execCommandEPS0_RNS_6ClientEiPKcRNS_7BSONObjERNS_14BSONObjBuilderEb+0x1042) [0xa29ce2]
/usr/bin/mongod(_ZN5mongo12_runCommandsEPKcRNS_7BSONObjERNS_11_BufBuilderINS_16TrivialAllocatorEEERNS_14BSONObjBuilderEbi+0x6c6) [0xa2bea6]
/usr/bin/mongod(ZN5mongo11newRunQueryERNS_7MessageERNS_12QueryMessageERNS_5CurOpES1+0x22ed) [0xd5dd6d]
/usr/bin/mongod() [0xb9fe62]
/usr/bin/mongod(_ZN5mongo16assembleResponseERNS_7MessageERNS_10DbResponseERKNS_11HostAndPortE+0x580) [0xba1440]
/usr/bin/mongod(_ZN5mongo16MyMessageHandler7processERNS_7MessageEPNS_21AbstractMessagingPortEPNS_9LastErrorE+0x9f) [0x770aef]
/usr/bin/mongod(_ZN5mongo17PortMessageServer17handleIncomingMsgEPv+0x4ee) [0x119bf3e]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x7e9a) [0x7fe9b4b9ae9a]
/lib/x86_64-linux-gnu/libc.so.6(clone+0x6d) [0x7fe9b3eae31d]
2014-09-04T06:02:37.149+0000 [conn850491]

***aborting after fassert() failure

2014-09-04T06:02:37.167+0000 [conn850491] SEVERE: Got signal: 6 (Aborted).
Backtrace:0x11e6111 0x11e54ee 0x7fe9b3df0150 0x7fe9b3df00d5 0x7fe9b3df383b 0x116a9ea 0xe577aa 0xe5000e 0x9356cb 0xa2889a 0xa29ce2 0xa2bea6 0xd5dd6d 0xb9fe62 0xba1440 0x770aef 0x119bf3e 0x7fe9b4b9ae9a 0x7fe9b3eae31d
/usr/bin/mongod(_ZN5mongo15printStackTraceERSo+0x21) [0x11e6111]
/usr/bin/mongod() [0x11e54ee]
/lib/x86_64-linux-gnu/libc.so.6(+0x36150) [0x7fe9b3df0150]
/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x35) [0x7fe9b3df00d5]
/lib/x86_64-linux-gnu/libc.so.6(abort+0x17b) [0x7fe9b3df383b]
/usr/bin/mongod(_ZN5mongo13fassertFailedEi+0x13a) [0x116a9ea]
/usr/bin/mongod() [0xe577aa]
/usr/bin/mongod(ZN5mongo5logOpEPKcS1_RKNS_7BSONObjEPS2_PbbPS3+0xee) [0xe5000e]
/usr/bin/mongod(_ZN5mongo14CmdCreateIndex3runERKSsRNS_7BSONObjEiRSsRNS_14BSONObjBuilderEb+0x276b) [0x9356cb]
/usr/bin/mongod(_ZN5mongo12_execCommandEPNS_7CommandERKSsRNS_7BSONObjEiRSsRNS_14BSONObjBuilderEb+0x3a) [0xa2889a]
/usr/bin/mongod(_ZN5mongo7Command11execCommandEPS0_RNS_6ClientEiPKcRNS_7BSONObjERNS_14BSONObjBuilderEb+0x1042) [0xa29ce2]
/usr/bin/mongod(_ZN5mongo12_runCommandsEPKcRNS_7BSONObjERNS_11_BufBuilderINS_16TrivialAllocatorEEERNS_14BSONObjBuilderEbi+0x6c6) [0xa2bea6]
/usr/bin/mongod(ZN5mongo11newRunQueryERNS_7MessageERNS_12QueryMessageERNS_5CurOpES1+0x22ed) [0xd5dd6d]
/usr/bin/mongod() [0xb9fe62]
/usr/bin/mongod(_ZN5mongo16assembleResponseERNS_7MessageERNS_10DbResponseERKNS_11HostAndPortE+0x580) [0xba1440]
/usr/bin/mongod(_ZN5mongo16MyMessageHandler7processERNS_7MessageEPNS_21AbstractMessagingPortEPNS_9LastErrorE+0x9f) [0x770aef]
/usr/bin/mongod(_ZN5mongo17PortMessageServer17handleIncomingMsgEPv+0x4ee) [0x119bf3e]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x7e9a) [0x7fe9b4b9ae9a]
/lib/x86_64-linux-gnu/libc.so.6(clone+0x6d) [0x7fe9b3eae31d]