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authorWladimir J. van der Laan <laanwj@gmail.com>2018-09-18 01:20:49 +0200
committerWladimir J. van der Laan <laanwj@gmail.com>2018-09-18 01:20:52 +0200
commitc64128df5882e8dc1f76ae7c1e998ed57b8645fe (patch)
tree0d362c45d95f5cfe40116dac54c30472559cfddb
parent465a583f9dcc2383eb20bbb98bffa66fe82f2cde (diff)
parent0d49c82edd4c2c92f8ebe215c057b0173a258d77 (diff)
downloadbitcoin-c64128df5882e8dc1f76ae7c1e998ed57b8645fe.tar.xz
Merge #14248: [0.17] Fix crash bug with duplicate inputs within a transactionv0.17.0rc4
0d49c82edd4c2c92f8ebe215c057b0173a258d77 [qa] backport: Test for duplicate inputs within a transaction (Suhas Daftuar) 833180f538c7fa16b097022c7c0d4b4d2f09688b Fix crash bug with duplicate inputs within a transaction (Suhas Daftuar) Pull request description: This is a backport of #14247. Tree-SHA512: 4d3b6244d501a48f56a728c571dac9a346019a671434edac943f4f535ef8f94ec6bfd569a0585ad5e23a6e488ecd7e0079510cbb10a2a22f576eb36d73accb0c
-rw-r--r--src/validation.cpp2
-rwxr-xr-xtest/functional/p2p_invalid_block.py10
2 files changed, 11 insertions, 1 deletions
diff --git a/src/validation.cpp b/src/validation.cpp
index fceb135854..d3908fc1d8 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -3130,7 +3130,7 @@ bool CheckBlock(const CBlock& block, CValidationState& state, const Consensus::P
// Check transactions
for (const auto& tx : block.vtx)
- if (!CheckTransaction(*tx, state, false))
+ if (!CheckTransaction(*tx, state, true))
return state.Invalid(false, state.GetRejectCode(), state.GetRejectReason(),
strprintf("Transaction check failed (tx hash %s) %s", tx->GetHash().ToString(), state.GetDebugMessage()));
diff --git a/test/functional/p2p_invalid_block.py b/test/functional/p2p_invalid_block.py
index e910bedd09..1534f362e3 100755
--- a/test/functional/p2p_invalid_block.py
+++ b/test/functional/p2p_invalid_block.py
@@ -81,6 +81,16 @@ class InvalidBlockRequestTest(BitcoinTestFramework):
node.p2p.send_blocks_and_test([block2], node, False, False, 16, b'bad-txns-duplicate')
+ # Check transactions for duplicate inputs
+ self.log.info("Test duplicate input block.")
+
+ block2_orig.vtx[2].vin.append(block2_orig.vtx[2].vin[0])
+ block2_orig.vtx[2].rehash()
+ block2_orig.hashMerkleRoot = block2_orig.calc_merkle_root()
+ block2_orig.rehash()
+ block2_orig.solve()
+ node.p2p.send_blocks_and_test([block2_orig], node, success=False, request_block=False, reject_reason=b'bad-txns-inputs-duplicate')
+
self.log.info("Test very broken block.")
block3 = create_block(tip, create_coinbase(height), block_time)