错误：torch.distributed.elastic.multiprocessing.api：失败（退出代码：-11）local_rank：二进制文件为0：..../python

Question

ERROR:torch.distributed.elastic.multiprocessing.api:failed (exitcode: -11) local_rank: 0 (pid: 3680358) of binary: /home/lifesci/ekeys/anaconda3/envs/minigpt4-4/bin/python
Traceback (most recent call last):
  File "/home/lifesci/ekeys/anaconda3/envs/minigpt4-4/bin/torchrun", line 33, in <module>
    sys.exit(load_entry_point('torch==2.0.1', 'console_scripts', 'torchrun')())
  File "/home/lifesci/ekeys/anaconda3/envs/minigpt4-4/lib/python3.10/site-packages/torch/distributed/elastic/multiprocessing/errors/__init__.py", line 346, in wrapper
    return f(*args, **kwargs)
  File "/home/lifesci/ekeys/anaconda3/envs/minigpt4-4/lib/python3.10/site-packages/torch/distributed/run.py", line 794, in main
    run(args)
  File "/home/lifesci/ekeys/anaconda3/envs/minigpt4-4/lib/python3.10/site-packages/torch/distributed/run.py", line 785, in run
    elastic_launch(
  File "/home/lifesci/ekeys/anaconda3/envs/minigpt4-4/lib/python3.10/site-packages/torch/distributed/launcher/api.py", line 134, in __call__
    return launch_agent(self._config, self._entrypoint, list(args))
  File "/home/lifesci/ekeys/anaconda3/envs/minigpt4-4/lib/python3.10/site-packages/torch/distributed/launcher/api.py", line 250, in launch_agent
    raise ChildFailedError(
torch.distributed.elastic.multiprocessing.errors.ChildFailedError: 
=========================================================
train.py FAILED
---------------------------------------------------------
Failures:
[1]:
  time      : 2023-10-21_17:36:57
  host      : gnode10.hanhai22.scc.ustc.edu.cn
  rank      : 1 (local_rank: 1)
  exitcode  : -11 (pid: 3680359)
  error_file: <N/A>
  traceback : Signal 11 (SIGSEGV) received by PID 3680359
[2]:
  time      : 2023-10-21_17:36:57
  host      : gnode10.hanhai22.scc.ustc.edu.cn
  rank      : 2 (local_rank: 2)
  exitcode  : -11 (pid: 3680360)
  error_file: <N/A>
  traceback : Signal 11 (SIGSEGV) received by PID 3680360
[3]:
  time      : 2023-10-21_17:36:57
  host      : gnode10.hanhai22.scc.ustc.edu.cn
  rank      : 3 (local_rank: 3)
  exitcode  : -11 (pid: 3680361)
  error_file: <N/A>
  traceback : Signal 11 (SIGSEGV) received by PID 3680361
---------------------------------------------------------
Root Cause (first observed failure):
[0]:
  time      : 2023-10-21_17:36:57
  host      : gnode10.hanhai22.scc.ustc.edu.cn
  rank      : 0 (local_rank: 0)
  exitcode  : -11 (pid: 3680358)
  error_file: <N/A>
  traceback : Signal 11 (SIGSEGV) received by PID 3680358
=========================================================

当我使用pytorch进行分布式训练时，在初始化阶段，出现此错误。请问原因是什么？

尝试切换不同版本的pytorch和cuda，还是报错。

Answer 1

同样的问题，有解决办法吗？