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INF encountered when using sampling with temperature.
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上游 issue 正文
### System Info
latest transformers version == 4.24.0
When generating samples with mBART, I encounter this problem:

Looking deeply into the codes, I find the problem roots from the beam score added to next_token_scores here:
https://github.com/huggingface/transformers/blob/bc21aaca789f1a366c05e8b5e111632944886393/src/transformers/generation_utils.py#L2566
The original value of beam_scores is 0, but when using temperature like 0.5, the score is also divided the temperature value in logit_warper and gets larger and larger. And finally it causes the overflow of next_token_scores.
### Who can help?
@patrickvonplaten @Narsil @gante
### Information
- [ ] The official example scripts
- [X] My own modified scripts
### Tasks
- [ ] An officially supported task in the `examples` folder (such as GLUE/SQuAD, ...)
- [ ] My own task or dataset (give details below)
### Reproduction
**I provide a simple code that can reproduce this issue.**
import transformers
from transformers import AutoTokenizer, AutoModelForSeq2SeqLM
tokenizer = AutoTokenizer.from_pretrained("facebook/mbart-large-50-many-to-many-mmt")
model = AutoModelForSeq2SeqLM.from_pretrained("facebook/mbart-large-50-many-to-many-mmt")
model = model.cuda()
src = 'In einem Notruf erzählte Professor Shannon Lamb mit einer etwas zittrigen Stimme der Polizei, dass er seine Freundin erschossen habe und dass die Beamten zu seinem Haus kommen müssten.'
encoded_hi = tokenizer(src, return_tensors="pt", padding=True).to('cuda') # do_sample=True
generated_tokens = model.generate(**encoded_hi, forced_bos_token_id=tokenizer.lang_code_to_id['en_XX'], temperature=0.5, do_sample=True, num_beams=10, num_return_sequences=10)
tgt_txt = tokenizer.batch_decode(generated_tokens, skip_special_tokens=True)
### Expected behavior
I think this should be solved but I'm not sure about the effect of the beam_scores.
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