Upstream Updates - Mon Jun 1 00:47:40 UTC 2026

[github-actions]

SIMD

Opened

• SIMD-0064 Transaction Receipts — picking this up, Groth16 Merkle inclusion extension solana-foundation/solana-improvement-documents#548

Closed

• SIMD-0525: Remove signatures per slot change solana-foundation/solana-improvement-documents#546

Agave Wiki

58c34fd77890fef59a9c7e28634ba39e3ca7f9b3^..0d38035eb71e1097ec2acc60abb08a99b00aac40

diff --git a/Feature-Gate-Tracker-Schedule.md b/Feature-Gate-Tracker-Schedule.md
index 4f27a95..d191106 100644
--- a/Feature-Gate-Tracker-Schedule.md
+++ b/Feature-Gate-Tracker-Schedule.md
@@ -3,7 +3,7 @@ The version floor is the current minimum supported software version for a cluste
 
 || Testnet  | Devnet   | Mainnet Beta |
 | :-----: | :------: | :------: | :----------: |
-| Current floor | Agave: v4.0.0-beta.7 <br> Frankendancer: v0.905.40007 | Agave: v4.0.0-beta.6 <br> Frankendancer: v0.904.40006 | Agave: v3.1.7 <br> Frankendancer: v0.812.30108 |
+| Current floor | Agave: v4.0.0-beta.7 <br> Frankendancer: v0.905.40007 | Agave: v4.0.0-beta.6 <br> Frankendancer: v0.904.40006 | Agave: v4.0.0-beta.0 <br> Frankendancer: v0.902.40002 |
 | Next expected floor * |  -- | -- | -- |
 
 * These dates are tentative. Please keep an eye out for comms as the dates near
@@ -13,7 +13,6 @@ The version floor is the current minimum supported software version for a cluste
 ### Pending Mainnet Beta Activation
 | Key | SIMD | Agave Version | FD Version | Jito Version | Testnet | Devnet | Description | Owner |
 |-----|------|---------------|------------|--------------|---------|--------|-------------|-------|
-| 6sPDzwyARRExKH52LECxcGoqziH8G7SZofwuxi8Ja331 | 0312  | v4.0.0-beta.0 | v1.0 | v4.0.0-beta.0 | 935 | 1052 | SIMD-0312: CreateAccountAllowPrefund | joncinque |
 | 2GCrNXbzmt4xrwdcKS2RdsLzsgu4V5zHAemW57pcHT6a | 0458  | v4.0.0-beta.0 | v1.0 | v4.0.0-beta.0 | 936 | 1054 | SIMD-0458: Stop use static SimpleVote transaction cost | tao-stones |
 | zkexuyPRdyTVbZqEAREueqL2xvvoBhRgth9xGSc1tMN |   | v4.0.0-beta.0 | v1.0 | v4.0.0-beta.0 | 937 | 1055 | Re-enables zk-elgamal-proof program | samkim-crypto |
 | bn2oPgpkzQPT3tohMaAsMVGjhDmmDa4jCaVPqCFmtxM | 0284  | v4.0.0-beta.0 | v1.0 | v4.0.0-beta.0 | 938 | 1056 | SIMD-0284: Add little-endian compatibility for alt_bn128 | samkim-crypto |
@@ -38,7 +37,7 @@ The version floor is the current minimum supported software version for a cluste
 | AnAP9zPV4KL7czAPQbFhpDKV2tx7g4UGNbK9wvXwjaRo | 0387  | v4.1.0-beta.0 | v1.0 |  |  |  | SIMD-0387: BLS Pubkey Management in Vote Account | buffalojoec |
 | 6aHuNsUmwSzCEMjrBzBCYaxHAyAcQBjVES92JigHBDuC | 0406  | v4.0.0-beta.7 | v1.0 |  |  |  | SIMD-0406: Maximum instruction accounts | LucasSte |
 | B8JJXCy5amZyWG9r7EnUYLwzXSXTxG7GZ1qZ1qggo83g | 0500  | v4.1.0-beta.0 | v1.0 |  |  |  | SIMD-0500: Disable deployment of SBPF v0, v1 and v2 programs | Lichtso |
-| YbbRLkvenrocjGPGyoQE4wjnvYzTgfsk38NFmcYK7a5 | 0431  | v4.1.0-beta.0 |  |  |  |  | SIMD-0431: Loader V3 minimum extend program size | buffalojoec |
+| YbbRLkvenrocjGPGyoQE4wjnvYzTgfsk38NFmcYK7a5 | 0431  | v4.1.0-beta.0 | v1.0 |  |  |  | SIMD-0431: Loader V3 minimum extend program size | buffalojoec |
 | s512oDwgx8hjMnaQjXfqqrZroVj4HvC6TkN3iSSWXCh | 0512  | v4.1.0-beta.0 | v1.0 |  |  |  | SIMD-0512: SHA512 Syscall | samkim-crypto |
 | Eg7tXEwMZzS98xaZ1YHUbdRHsaYZiCsSaR6sKgxreoaj | 0291  | v4.1.0-beta.0 | v1.0 |  |  |  | SIMD-0291: Commission rate in basis points | buffalojoec |
 | disCA4efguFL6Wqa4pGdG7jpjC7C5uiKzKnhEBqchBe | 0337  | v4.1.0-beta.0 | v1.0 |  |  |  | SIMD-0337: Markers for Alpenglow Fast Leader Handover, DATA_COMPLETE_SHRED placement rules | AshwinSekar |
diff --git a/feature-gate-tracker-schedule.json b/feature-gate-tracker-schedule.json
index bb4aa75..a3f0142 100644
--- a/feature-gate-tracker-schedule.json
+++ b/feature-gate-tracker-schedule.json
@@ -4417,9 +4417,7 @@
       ],
       "Testnet Epoch": 930,
       "Title": "SIMD-0266: Efficient Token program"
-    }
-  ],
-  "Pending Mainnet Beta Activation": [
+    },
     {
       "Description": null,
       "Devnet Epoch": 1052,
@@ -4441,7 +4439,9 @@
       ],
       "Testnet Epoch": 935,
       "Title": "SIMD-0312: CreateAccountAllowPrefund"
-    },
+    }
+  ],
+  "Pending Mainnet Beta Activation": [
     {
       "Description": null,
       "Devnet Epoch": 1054,
@@ -4785,7 +4785,7 @@
         "v4.1.0-beta.0"
       ],
       "Min FD Versions": [
-        ""
+        "v1.0"
       ],
       "Min Jito Versions": [
         ""
diff --git a/v4.0-Release-Schedule.md b/v4.0-Release-Schedule.md
index 90259a4..123da4b 100644
--- a/v4.0-Release-Schedule.md
+++ b/v4.0-Release-Schedule.md
@@ -16,4 +16,4 @@ This is a tentative schedule for the stabilization and rollout of Agave <VERSION
 |Mainnet-beta: Ask for volunteers to take 25% of stake to v4.0|2026-04-20|2026-05-04|
 |Mainnet-beta: Recommend v4.0 for general adoption|2026-04-27|2026-05-18|
 |Create v4.1 branch|2026-05-04|2026-05-11|
-|Mainnet-beta: Begin v4.0 feature activations|2026-05-11||
+|Mainnet-beta: Begin v4.0 feature activations|2026-05-11|2026-05-29|
diff --git a/v4.1-Release-Schedule.md b/v4.1-Release-Schedule.md
index fcbe6bb..efe051b 100644
--- a/v4.1-Release-Schedule.md
+++ b/v4.1-Release-Schedule.md
@@ -3,7 +3,7 @@ This is a tentative schedule for the stabilization and rollout of Agave v4.1. It
 |Milestone|Target Date|Delivery Date|
 |:--------|:----------|:------------|
 |Create v4.1 branch and update master branch version|2026-05-04|2026-05-11|
-|Testnet: Recommend nodes running Agave adopt v4.1|2026-05-11||
+|Testnet: Recommend nodes running Agave adopt v4.1|2026-05-11|2026-05-25|
 |Testnet: Begin v4.1 feature activations|2026-05-18||
 |Devnet: Upgrade to v4.1|2026-05-25||
 |Devnet: Begin v4.1 feature activations|2026-06-01||