Checklist

• 1. I have searched related issues but cannot get the expected help.
• 2. The bug has not been fixed in the latest version.
• 3. Please note that if the bug-related issue you submitted lacks corresponding environment info and a minimal reproducible demo, it will be challenging for us to reproduce and resolve the issue, reducing the likelihood of receiving feedback.
• 4. If the issue you raised is not a bug but a question, please raise a discussion at https://github.com/sgl-project/sglang/discussions/new/choose Otherwise, it will be closed.
• 5. Please use English, otherwise it will be closed.

Describe the bug

If I run the Qwen2.5-VL-7B-Instruct model with dynamic quantization using SGLang (--quantization w8a8_fp8 or fp8), the server crashes with an error when receiving a request containing an image.

Logs:

Reproduction

Environment

sglang docker v.0.4.6.post5