sgl-project / sgl-project/SpecForge

[Bug] apply_rotary_pos_emb posiiton_ids should add lck

Open
#414 3 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Dominant language
Python
Stars
1.2k
Forks
347
Avg merge
4d 1h
Merged PRs (30d)
41

Description

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/SpecForge/discussions/new/choose Otherwise, it will be closed.
  • 5. Please use English, otherwise it will be closed.
Describe the bug

In llama3_eagle.py, When LlamaAttention and USPAttention forward function invoke apply_rotary_pos_emb, the position_ids should add lck.

Reproduction

None

Environment

None

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start in llama3_eagle.py by tracing the LlamaAttention and USPAttention forward functions to their apply_rotary_pos_emb calls. Determine the intended position_ids change involving lck, then add or update focused coverage for both call paths and verify the rotary embedding behavior.

Written by the indexing model from the issue text.

Assessment

Tech stack
python, pytorch
Domain
machine-learning
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.