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
```

}
    else if (strCommand == NetMsgType::TX)
    {
        
        
        if (!fRelayTxes && (!pfrom->fWhitelisted || !GetBoolArg("-whitelistrelay", DEFAULT_WHITELISTRELAY)))
        {
            LogPrint("net", "transaction sent in violation of protocol peer=%d\n", pfrom->id);
            return true;
        }
        deque<COutPoint> vWorkQueue;
        vector<uint256> vEraseQueue;
        CTransaction tx;
        vRecv >> tx;
        CInv inv(MSG_TX, tx.GetHash());
        pfrom->AddInventoryKnown(inv);
        LOCK(cs_main);
        bool fMissingInputs = false;
        CValidationState state;
        pfrom->setAskFor.erase(inv.hash);
        mapAlreadyAskedFor.erase(inv.hash);
        if (!AlreadyHave(inv) && AcceptToMemoryPool(mempool, state, tx, true, &fMissingInputs)) {
            mempool.check(pcoinsTip);
            RelayTransaction(tx);
            for (unsigned int i = 0; i < tx.vout.size(); i++) {
                vWorkQueue.emplace_back(inv.hash, i);
            }
            pfrom->nLastTXTime = GetTime();
            LogPrint("mempool", "AcceptToMemoryPool: peer=%d: accepted %s (poolsz %u txn, %u kB)\n",
                pfrom->id,