do not serialize executable accounts

solana-labs · Dec 5, 2023 · dd47f23 · dd47f23
1 parent 45aa8c2
commit dd47f23
Showing 1 changed file with 14 additions and 4 deletions.
diff --git a/programs/bpf_loader/src/serialization.rs b/programs/bpf_loader/src/serialization.rs
@@ -335,8 +335,13 @@ fn serialize_parameters_unaligned(
                 s.write::<u8>(account.is_writable() as u8);
                 let vm_key_addr = s.write_all(account.get_key().as_ref());
                 let vm_lamports_addr = s.write::<u64>(account.get_lamports().to_le());
-                s.write::<u64>((account.get_data().len() as u64).to_le());
-                let vm_data_addr = s.write_account(&mut account)?;
+                let vm_data_addr = if account.is_executable() {
+                    s.write::<u64>(0u64.to_le());
+                    0
+                } else {
+                    s.write::<u64>((account.get_data().len() as u64).to_le());
+                    s.write_account(&mut account)?
+                };
                 let vm_owner_addr = s.write_all(account.get_owner().as_ref());
                 s.write::<u8>(account.is_executable() as u8);
                 s.write::<u64>((account.get_rent_epoch()).to_le());
@@ -471,8 +476,13 @@ fn serialize_parameters_aligned(
                 let vm_key_addr = s.write_all(borrowed_account.get_key().as_ref());
                 let vm_owner_addr = s.write_all(borrowed_account.get_owner().as_ref());
                 let vm_lamports_addr = s.write::<u64>(borrowed_account.get_lamports().to_le());
-                s.write::<u64>((borrowed_account.get_data().len() as u64).to_le());
-                let vm_data_addr = s.write_account(&mut borrowed_account)?;
+                let vm_data_addr = if borrowed_account.is_executable() {
+                    s.write::<u64>(0u64.to_le());
+                    0
+                } else {
+                    s.write::<u64>((borrowed_account.get_data().len() as u64).to_le());
+                    s.write_account(&mut borrowed_account)?
+                };
                 s.write::<u64>((borrowed_account.get_rent_epoch()).to_le());
                 accounts_metadata.push(SerializedAccountMetadata {
                     original_data_len: borrowed_account.get_data().len(),