Using Regex Subscription topics Got exception io.netty.handler.codec.TooLongFrameException: Adjusted frame length exceeds - discarded

**Describe the bug**

Using Regex Subscription topics Got exception io.netty.handler.codec.TooLongFrameException: Adjusted frame length exceeds 5253120: 5488916 - discarded

version: pulsar-2.9.2

**To Reproduce**
Steps to reproduce the behavior:
1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

```bash
./bin/pulsar-client \
--url pulsar://xxx:6651 \
--auth-plugin org.apache.pulsar.client.impl.auth.AuthenticationToken \
--auth-params token:xxx== \
consume --regex \
-s "sub_reports" persistent://xxx/xxx/reports_.*
```

**Expected behavior**
A clear and concise description of what you expected to happen.

**Screenshots**
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**Desktop (please complete the following information):**
- OS: [e.g. iOS]

**Additional context**
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Begin with the `bin/pulsar-client` regex `consume` command shown in the report and reproduce it against Pulsar 2.9.2. Inspect the reported `io.netty.handler.codec.TooLongFrameException`; the issue does not specify expected behavior, affected files, or a test, so acceptance criteria need clarification before implementation.

Written by the indexing model from the issue text.