From 2d5a3007ec34e796de1cc7acaae76702a7fe5d10 Mon Sep 17 00:00:00 2001
From: Tyera Eulberg <tyera@anza.xyz>
Date: Mon, 17 Jun 2024 12:29:15 -0600
Subject: [PATCH] Add log to unreachable macro

---
 runtime/src/bank/partitioned_epoch_rewards/distribution.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/runtime/src/bank/partitioned_epoch_rewards/distribution.rs b/runtime/src/bank/partitioned_epoch_rewards/distribution.rs
index c627da706b1..10653cce6a9 100644
--- a/runtime/src/bank/partitioned_epoch_rewards/distribution.rs
+++ b/runtime/src/bank/partitioned_epoch_rewards/distribution.rs
@@ -150,7 +150,10 @@ impl Bank {
         let (mut account, stake_state): (AccountSharedData, StakeStateV2) = stake_account.into();
         let StakeStateV2::Stake(meta, stake, flags) = stake_state else {
             // StakesCache only stores accounts where StakeStateV2::delegation().is_some()
-            unreachable!()
+            unreachable!(
+                "StakesCache entry {:?} failed StakeStateV2 deserialization",
+                partitioned_stake_reward.stake_pubkey
+            )
         };
         account
             .checked_add_lamports(partitioned_stake_reward.stake_reward_info.lamports as u64)