From 65372994d48e9cd4d75c43bc3c35c8db7e726f4d Mon Sep 17 00:00:00 2001
From: Pere Diaz Bou <pere-altea@hotmail.com>
Date: Wed, 18 Jun 2025 17:00:37 +0200
Subject: [PATCH] op_transaction `end_read_tx` in case of `begin_write_tx` is
 busy

In case of starting a write txn, we always start by starting a read txn.
If we don't end_read_tx then it will never release locks.
---
 core/vdbe/execute.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/vdbe/execute.rs b/core/vdbe/execute.rs
index b344e9126..737c3d00a 100644
--- a/core/vdbe/execute.rs
+++ b/core/vdbe/execute.rs
@@ -1709,6 +1709,7 @@ pub fn op_transaction(
 
         if updated && matches!(new_transaction_state, TransactionState::Write) {
             if let LimboResult::Busy = pager.begin_write_tx()? {
+                pager.end_read_tx()?;
                 tracing::trace!("begin_write_tx busy");
                 return Ok(InsnFunctionStepResult::Busy);
             }