solana: fix stack access violation

Author: a5-pickle

solana/programs/token-router/src/composite/mod.rs

@@ -87,7 +87,7 @@ pub struct CheckedCustodian<'info> {
         seeds = [Custodian::SEED_PREFIX],
         bump = Custodian::BUMP,
     )]
-    pub custodian: Account<'info, Custodian>,
+    pub custodian: Box<Account<'info, Custodian>>,
 }
 
 impl<'info> Deref for CheckedCustodian<'info> {
@@ -128,7 +128,7 @@ pub struct OwnerOnlyMut<'info> {
         seeds = [Custodian::SEED_PREFIX],
         bump = Custodian::BUMP,
     )]
-    pub custodian: Account<'info, Custodian>,
+    pub custodian: Box<Account<'info, Custodian>>,
 }
 
 #[derive(Accounts)]
@@ -161,7 +161,7 @@ pub struct AdminMut<'info> {
         seeds = [Custodian::SEED_PREFIX],
         bump = Custodian::BUMP,
     )]
-    pub custodian: Account<'info, Custodian>,
+    pub custodian: Box<Account<'info, Custodian>>,
 }
 
 /// Registered router endpoint representing a foreign Token Router. This account may have a CCTP

solana/programs/token-router/src/processor/redeem_fill/fast.rs

@@ -25,7 +25,7 @@ pub struct RedeemFastFill<'info> {
         bump = fast_fill.seeds.bump,
         seeds::program = matching_engine_program,
     )]
-    fast_fill: Account<'info, FastFill>,
+    fast_fill: Box<Account<'info, FastFill>>,
 
     #[account(
         init_if_needed,
@@ -37,7 +37,7 @@ pub struct RedeemFastFill<'info> {
         ],
         bump,
     )]
-    prepared_fill: Account<'info, PreparedFill>,
+    prepared_fill: Box<Account<'info, PreparedFill>>,
 
     /// Mint recipient token account, which is encoded as the mint recipient in the CCTP message.
     /// The CCTP Token Messenger Minter program will transfer the amount encoded in the CCTP message