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tools/profile: Add additional information to backtrace for -v option #5109

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tools/profile: Add additional information to backtrace for -v option #5109

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Commits on Sep 16, 2024

  1. tools/profile: Add additional information to backtrace for -v option 

    Add additional information and change format of backtrace
- add symbol base offset, dso name
- symbol and dso info is included if it's available in target binary
- changed format:
ADDR [SYMBOL+OFFSET] (MODULE)

before:
  # ./profile.py
      [unknown]
      _PyDict_GetItem_KnownHash
      [unknown]
      [unknown]
      [unknown]
      [unknown]
      _PyObject_MakeTpCall
      _PyObject_CallFunction_SizeT
      [unknown]
      _PyEval_EvalFrameDefault
      PyEval_EvalCode
      [unknown]
      [unknown]
      _PyRun_SimpleFileObject
      _PyRun_AnyFileObject
      Py_RunMain
      Py_BytesMain
      __libc_start_call_main
      __libc_start_main_impl
      _start
      -                python3 (384002)
          1

      [unknown]
      [unknown]
      [unknown]
      [unknown]
      [unknown]
      [unknown]
      -                gnome-shell (2302)
          1

After:
  # ./profile.py -v
      0xffffffff92d5048e apparmor_file_permission+0x4e
      0xffffffff92d5048e apparmor_file_permission+0x4e
      0xffffffff92cdee66 security_file_permission+0x36
      0xffffffff92ae0177 rw_verify_area+0x47
      0xffffffff92ae2cdb vfs_read+0x7b
      0xffffffff92ae3dd3 ksys_read+0x73
      0xffffffff92ae3e89 __x64_sys_read+0x19
      0xffffffff92606f8a x64_sys_call+0x1ada
      0xffffffff93820daf do_syscall_64+0x7f
      0xffffffff93a00130 entry_SYSCALL_64_after_hwframe+0x78
      0x00007550cbd1ba61 [unknown] [libc.so.6 (deleted)]
      0x00006481674445d8 [unknown] [sshd]
      0x000064816740be42 [unknown] [sshd]
      0x000064816740bb19 [unknown] [sshd]
      0x0000648167448feb [unknown] [sshd]
      0x00006481673dae43 [unknown] [sshd]
      0x00006481673c1641 [unknown] [sshd]
      0x00007550cbc2a1ca [unknown] [libc.so.6 (deleted)]
      -                sshd (383707)
          1

      0x0000775b473f221a [unknown] [libgobject-2.0.so.0.8000.0]
      0x0000775b473fbf14 g_value_transform+0x44 [libgobject-2.0.so.0.8000.0]
      0x0000775b46c270f4 [unknown] [libgjs.so.0.0.0]
      0x0000775b46bfe3e3 [unknown] [libgjs.so.0.0.0]
      0x0000775b43d62369 [unknown] [libmozjs-115.so.115.10.0]
      0xae0a8c7400000000 [unknown]
      0x00007ffea963ff60 [unknown]
      -                gnome-shell (2302)
          1
    @ekyooo
    ekyooo committed Sep 16, 2024
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