Merge bitcoin/bitcoin#26452: [24.x] rc4 backports

42c74a0a4c05c9b44593bacfb444949a8c152236 rpc: doc: add missing option "bech32m" for `change_type` parameters (Sebastian Falbesoner)
6e4d87e69622be8cd9ea199ac62ae36b4ab4f49f tests: Test Taproot PSBT signing with keys in other descriptor (Andrew Chow)
0a5ea2aa84cb8ad8387482c6b1b09322830171bd tests: Use new wallets for each test in wallet_taproot.py (Andrew Chow)
2159676b6e5ce2753db294068a699c0bfc0809fa psbt: Include output pubkey in additional pubkeys to sign (Andrew Chow)
754eefd21cf7bd253d0000e998115406ed7433c6 sign: Fill in taproot pubkey info for all script path sigs (Andrew Chow)
bb1fabda307b58a5a48d063e1b72491c17666f97 doc: mention BIP86 in doc/bips.md (Sebastian Falbesoner)

Pull request description:

  Currently backports:
  * https://github.com/bitcoin/bitcoin/pull/26418
  * https://github.com/bitcoin/bitcoin/pull/26443
  * https://github.com/bitcoin/bitcoin/pull/26449

ACKs for top commit:
  dergoegge:
    ACK 42c74a0a4c05c9b44593bacfb444949a8c152236

Tree-SHA512: e40f57b28cc4c06fc9dedebad6c9ab647fa0b98af1aef2d36874c6a05d39164c99fd763a2eb9ca162b7e276aa2e7d0f5934465ab4d7c1f5ba4a3162087e7089f

1 files changed, 10 insertions, 11 deletions

diff --git a/src/script/sign.cpp b/src/script/sign.cpp
index 5da0d076d8..0d74a661a5 100644
--- a/src/script/sign.cpp
+++ b/src/script/sign.cpp
@@ -146,6 +146,16 @@ static bool CreateSig(const BaseSignatureCreator& creator, SignatureData& sigdat
 
 static bool CreateTaprootScriptSig(const BaseSignatureCreator& creator, SignatureData& sigdata, const SigningProvider& provider, std::vector<unsigned char>& sig_out, const XOnlyPubKey& pubkey, const uint256& leaf_hash, SigVersion sigversion)
 {
+    KeyOriginInfo info;
+    if (provider.GetKeyOriginByXOnly(pubkey, info)) {
+        auto it = sigdata.taproot_misc_pubkeys.find(pubkey);
+        if (it == sigdata.taproot_misc_pubkeys.end()) {
+            sigdata.taproot_misc_pubkeys.emplace(pubkey, std::make_pair(std::set<uint256>({leaf_hash}), info));
+        } else {
+            it->second.first.insert(leaf_hash);
+        }
+    }
+
     auto lookup_key = std::make_pair(pubkey, leaf_hash);
     auto it = sigdata.taproot_script_sigs.find(lookup_key);
     if (it != sigdata.taproot_script_sigs.end()) {
@@ -170,17 +180,6 @@ static bool SignTaprootScript(const SigningProvider& provider, const BaseSignatu
     // <xonly pubkey> OP_CHECKSIG
     if (script.size() == 34 && script[33] == OP_CHECKSIG && script[0] == 0x20) {
         XOnlyPubKey pubkey{Span{script}.subspan(1, 32)};
-
-        KeyOriginInfo info;
-        if (provider.GetKeyOriginByXOnly(pubkey, info)) {
-            auto it = sigdata.taproot_misc_pubkeys.find(pubkey);
-            if (it == sigdata.taproot_misc_pubkeys.end()) {
-                sigdata.taproot_misc_pubkeys.emplace(pubkey, std::make_pair(std::set<uint256>({leaf_hash}), info));
-            } else {
-                it->second.first.insert(leaf_hash);
-            }
-        }
-
         std::vector<unsigned char> sig;
         if (CreateTaprootScriptSig(creator, sigdata, provider, sig, pubkey, leaf_hash, sigversion)) {
             result = Vector(std::move(sig));