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-rw-r--r--src/validation.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/validation.cpp b/src/validation.cpp
index 80ae2428dc..29804c5e10 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -4766,6 +4766,9 @@ bool DumpMempool()
std::map<uint256, CAmount> mapDeltas;
std::vector<TxMempoolInfo> vinfo;
+ static Mutex dump_mutex;
+ LOCK(dump_mutex);
+
{
LOCK(mempool.cs);
for (const auto &i : mempool.mapDeltas) {