[Bug]: Qwen3-Next cuda graph build error

[yuhao-zh]

Steps to Reproduce

For Qwen3-Next model on gpu runner, when start_layer and end_layer include attention layer, cuda graph will not build correctly due to shape error

for example, start_layer = 0, end_layer = 4 on 4090D

Expected Behavior

model load success and server start success

Actual Behavior

model load success but cuda graph build not true

Version

main

Environment & Context

• I'm using the latest version.
• I have searched existing issues.

[yuhao-zh]

For Hybrid model，Sglang do not support PP，when #103 finished ，Qwen3-Next will be support

[yuhao-zh]

I have fixed it #133