Just updated a node to current master (+https://github.com/bitcoin/bitcoin/pull/7685), the node ran successfully for a couple of weeks, shortly after updating to current master, I ran in a deadlock assertion:
I think the possible deadlock is not related to the PR which I'm running on top.

```
2016-08-26 07:50:29 POTENTIAL DEADLOCK DETECTED
2016-08-26 07:50:29 Previous lock order was:
2016-08-26 07:50:29  pnode->cs_vRecvMsg  net.cpp:1885 (TRY)
2016-08-26 07:50:29  cs_main  main.cpp:4726
2016-08-26 07:50:29  (1) pfrom->cs_filter  main.cpp:4784
2016-08-26 07:50:29  (2) cs_vSend  net.cpp:2683
2016-08-26 07:50:29 Current lock order is:
2016-08-26 07:50:29  (2) pnode->cs_vSend  net.cpp:1904 (TRY)
2016-08-26 07:50:29  cs_main  main.cpp:6343 (TRY)
2016-08-26 07:50:29  pto->cs_inventory  main.cpp:6563
2016-08-26 07:50:29  (1) pto->cs_filter  main.cpp:6586
```

const CCoins* coins = view.AccessCoins(tx.GetHash());
            if (coins && !coins->IsPruned())
                return state.DoS(100, error("ConnectBlock(): tried to overwrite transaction"),
                                 REJECT_INVALID, "bad-txns-BIP30");
        }
    }
    
    int64_t nBIP16SwitchTime = 1333238400;
    bool fStrictPayToScriptHash = (pindex->GetBlockTime() >= nBIP16SwitchTime);
    unsigned int flags = fStrictPayToScriptHash ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE;
    
    if (pindex->nHeight >= chainparams.GetConsensus().BIP66Height) {
        flags |= SCRIPT_VERIFY_DERSIG;
    }
    
    if (pindex->nHeight >= chainparams.GetConsensus().BIP65Height) {
        flags |= SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY;
    }
    
    int nLockTimeFlags = 0;
    if (VersionBitsState(pindex->pprev, chainparams.GetConsensus(), Consensus::DEPLOYMENT_CSV, versionbitscache) == THRESHOLD_ACTIVE) {
        flags |= SCRIPT_VERIFY_CHECKSEQUENCEVERIFY;
        nLockTimeFlags |= LOCKTIME_VERIFY_SEQUENCE;