Use-after-free in CatalogManagerReplicaSet::_runReadCommand

[js_test:sharding_balance3] 2015-09-24T00:31:20.588+0000 s20015| 2015-09-24T00:31:20.589+0000 D EXECUTOR [ShardWork-0] Executing a task on behalf of pool ShardWork

[js_test:sharding_balance3] 2015-09-24T00:31:20.588+0000 s20015| 2015-09-24T00:31:20.589+0000 D EXECUTOR [ShardWork-0] waiting for work; I am one of 1 thread(s); the minimum number of threads is 1

[js_test:sharding_balance3] 2015-09-24T00:31:20.855+0000 2015-09-24T00:31:20.855+0000 W NETWORK  [thread1] Failed to connect to 127.0.0.1:20015, reason: errno:10061 No connection could be made because the target machine actively refused it.

[js_test:sharding_balance3] 2015-09-24T00:31:21.285+0000 s20015| 2015-09-24T00:31:21.285+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\catalog\replset\catalog_manager_replica_set.cpp(1258)  mongo::CatalogManagerReplicaSet::_runReadCommand+0x197

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.285+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\catalog\replset\catalog_manager_replica_set.cpp(923)   mongo::CatalogManagerReplicaSet::runUserManagementReadCommand+0x1f

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.285+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\catalog\forwarding_catalog_manager.cpp(522)            <lambda_f245f6e009477acf374ef766d282129d>::operator()+0x56

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.285+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\catalog\forwarding_catalog_manager.cpp(316)            mongo::ForwardingCatalogManager::retry<<lambda_f245f6e009477acf374ef766d282129d> >+0x4a

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.285+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\catalog\forwarding_catalog_manager.cpp(526)            mongo::ForwardingCatalogManager::runUserManagementReadCommand+0x30

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\db\auth\user_cache_invalidator_job.cpp(96)               mongo::`anonymous namespace'::getCurrentCacheGeneration+0x1a9

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\db\auth\user_cache_invalidator_job.cpp(114)              mongo::UserCacheInvalidator::initialize+0x39

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\server.cpp(255)                                        runMongosServer+0x4c2

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\server.cpp(328)                                        _main+0x794

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\server.cpp(388)                                        mongoSMain+0x272

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] mongos.exe    ...\src\mongo\s\server.cpp(412)                                        wmain+0x35

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] mongos.exe    f:\dd\vctools\crt\crtw32\startup\crt0.c(255)                           __tmainCRTStartup+0xec

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] mongos.exe    f:\dd\vctools\crt\crtw32\startup\crt0.c(165)                           wmainCRTStartup+0xe

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] kernel32.dll                                                                         BaseThreadInitThunk+0xd

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I -        [mongosMain]

[js_test:sharding_balance3] 2015-09-24T00:31:21.286+0000 s20015| 2015-09-24T00:31:21.286+0000 I CONTROL  [mongosMain] writing minidump diagnostic file C:\data\mci\src\mongos.2015-09-24T00-31-21.mdmp

[js_test:sharding_balance3] 2015-09-24T00:31:22.055+0000 2015-09-24T00:31:22.055+0000 W NETWORK  [thread1] Failed to connect to 127.0.0.1:20015, reason: errno:10061 No connection could be made because the target machine actively refused it.

[MongoDFixture:job0] 2015-09-24T00:31:23.261+0000 I NETWORK  [conn9] end connection 127.0.0.1:56163 (0 connections now open)

[MongoDFixture:job0] 2015-09-24T00:31:23.452+0000 I NETWORK  [initandlisten] connection accepted from 127.0.0.1:56207 #10 (1 connection now open)

[js_test:sharding_balance3] 2015-09-24T00:31:23.098+0000 s20015| 2015-09-24T00:31:23.099+0000 I CONTROL  [mongosMain] *** immediate exit due to unhandled exception