Skip to content

AttributeError: 'struct mm_struct' has no member 'arg_start' #335

@sdimitro

Description

@sdimitro
sdb> threads
sdb encountered an internal error due to a bug. Here's the
information you need to file the bug:
----------------------------------------------------------
Target Info:
	ProgramFlags.IS_LIVE|IS_LINUX_KERNEL
	Platform(<Architecture.X86_64: 1>, <PlatformFlags.IS_LITTLE_ENDIAN|IS_64_BIT: 3>)

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/sdb/internal/repl.py", line 107, in eval_cmd
    for obj in invoke([], input_):
  File "/usr/lib/python3/dist-packages/sdb/pipeline.py", line 152, in invoke
    yield from execute_pipeline(first_input, pipeline)
  File "/usr/lib/python3/dist-packages/sdb/pipeline.py", line 84, in execute_pipeline
    yield from massage_input_and_call(pipeline[-1], this_input)
  File "/usr/lib/python3/dist-packages/sdb/pipeline.py", line 67, in massage_input_and_call
    yield from cmd.call(objs)
  File "/usr/lib/python3/dist-packages/sdb/command.py", line 413, in call
    yield from self.__invalid_memory_objects_check(
  File "/usr/lib/python3/dist-packages/sdb/command.py", line 358, in __invalid_memory_objects_check
    for obj in objs:
  File "/usr/lib/python3/dist-packages/sdb/command.py", line 625, in _call
    self.pretty_print(self.caller(objs))
  File "/usr/lib/python3/dist-packages/sdb/commands/linux/threads.py", line 93, in pretty_print
    row_dict = {
  File "/usr/lib/python3/dist-packages/sdb/commands/linux/threads.py", line 94, in <dictcomp>
    field: KernelThreads.FIELDS[field](obj) for field in fields
  File "/usr/lib/python3/dist-packages/sdb/commands/linux/threads.py", line 33, in _cmdline
    s = " ".join(map(lambda s: s.decode("utf-8"), cmdline(obj)))
  File "/usr/lib/python3/dist-packages/drgn/helpers/linux/mm.py", line 1276, in cmdline
    arg_start = mm.arg_start.value_()
AttributeError: 'struct mm_struct' has no member 'arg_start'

Metadata

Metadata

Assignees

No one assigned

    Labels

    No labels
    No labels

    Type

    No type

    Projects

    No projects

    Milestone

    No milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions