2015-05-31T12:46:17.703Z E STORAGE  [WiredTigerRecordStoreThread for local.oplog.rs] WiredTiger (22) [1433076377:695131][9099:0x7f724b942700], file:local/collection/6-7285080005515704958.wt, cursor.next: session 0x4770000: clear hazard pointer: 0x15f79cf960: not found: Invalid argument

2015-05-31T12:46:17.703Z E STORAGE  [WiredTigerRecordStoreThread for local.oplog.rs] WiredTiger (-31804) [1433076377:703658][9099:0x7f724b942700], file:local/collection/6-7285080005515704958.wt, cursor.next: the process must exit and restart: WT_PANIC: WiredTiger library panic

2015-05-31T12:46:17.704Z I -        [conn103] Fatal Assertion 28559

2015-05-31T12:46:17.704Z I -        [WiredTigerRecordStoreThread for local.oplog.rs] Fatal Assertion 28558