Trezor Solana new_authority issue

main.js

const {
  Connection,
  PublicKey,
  Transaction,
  Keypair,
  SystemProgram,
} = require("@solana/web3.js");
const {
  AuthorityType,
  createSetAuthorityInstruction,
  MINT_SIZE,
  TOKEN_PROGRAM_ID,
  getAssociatedTokenAddress,
  createInitializeMintInstruction,
} = require("@solana/spl-token");
const { default: TrezorConnect } = require("@trezor/connect");

async function run() {
  await TrezorConnect.init({
    manifest: {
      email: "[email protected]",
      appUrl: "https://trezor.io/",
    },
  });

  // Testnet connection
  const connection = new Connection("https://api.devnet.solana.com");

  // Get address from Trezor
  const trezorAddr = await TrezorConnect.solanaGetAddress({
    path: "m/44'/501'/1'/0'",
    address: walletPubkey.toBase58(),
    showOnTrezor: false,
    useEmptyPassphrase: true,
  });
  console.log("trezorAddr", trezorAddr);

  const mintKp = Keypair.generate();
  const walletPubkey = new PublicKey(trezorAddr.payload.address);

  // Setup test mint
  const tx = new Transaction();
  tx.recentBlockhash = (await connection.getRecentBlockhash()).blockhash;
  tx.feePayer = walletPubkey;
  tx.add(
    SystemProgram.createAccount({
      fromPubkey: walletPubkey,
      newAccountPubkey: mintKp.publicKey,
      space: MINT_SIZE,
      lamports: 1461600,
      programId: TOKEN_PROGRAM_ID,
    })
  );
  tx.add(
    createInitializeMintInstruction(
      mintKp.publicKey,
      6,
      walletPubkey,
      walletPubkey,
      TOKEN_PROGRAM_ID
    )
  );
  tx.add(
    createSetAuthorityInstruction(
      mintKp.publicKey,
      walletPubkey,
      AuthorityType.MintTokens,
      null
      // null - doesnt work
      // new PublicKey("11111111111111111111111111111111") - works
    )
  );

  const result = await TrezorConnect.solanaSignTransaction({
    path: "m/44'/501'/1'/0'",
    serializedTx: tx.serializeMessage().toString("hex"),
    useEmptyPassphrase: true,
  });
  console.log("result", result);
}
run();

package.json

{
  "name": "trezor-spl-test",
  "version": "1.0.0",
  "main": "index.js",
  "license": "MIT",
  "dependencies": {
    "@solana/spl-token": "^0.4.6",
    "@solana/web3.js": "^1.91.7",
    "@trezor/connect": "^9.2.2"
  }
}