[lldb-dev] [Bug 23669] New: TestThreadStates.test_state_after_continue_with_dwarf cause python crash on OSX

[bugzilla-daemon at llvm.org]

https://llvm.org/bugs/show_bug.cgi?id=23669

            Bug ID: 23669
           Summary: TestThreadStates.test_state_after_continue_with_dwarf
                    cause python crash on OSX
           Product: lldb
           Version: unspecified
          Hardware: PC
                OS: MacOS X
            Status: NEW
          Severity: normal
          Priority: P
         Component: All Bugs
          Assignee: lldb-dev at cs.uiuc.edu
          Reporter: chying at google.com
    Classification: Unclassified

Created attachment 14393
  --> https://llvm.org/bugs/attachment.cgi?id=14393&action=edit
core dump on OSX

Based on a rough observation, this happens 30% of the time.
Python crashes when this happened.
Attached core dumps from OSX.

Command invoked: ./dotest.py -m --executable
/Users/lldb_build/testSlave/buildDir/lldb.src/build/Debug/lldb --framework
/Users/lldb_build/testSlave/buildDir/lldb.src/build/Debug/LLDB.framework -A
x86_64 -C clang -s -p TestThreadStates.py
compilers=['clang']

Configuration: arch=x86_64 compiler=clang
----------------------------------------------------------------------
Collected 10 tests

 1: test_process_interrupt_with_dsym (TestThreadStates.ThreadStateTestCase)
    Test process interrupt. ... expected failure
 2: test_process_interrupt_with_dwarf (TestThreadStates.ThreadStateTestCase)
    Test process interrupt. ... expected failure
 3: test_process_state_with_dsym (TestThreadStates.ThreadStateTestCase)
    Test thread states (comprehensive). ... expected failure
 4: test_process_state_with_dwarf (TestThreadStates.ThreadStateTestCase)
    Test thread states (comprehensive). ... expected failure
 5: test_state_after_breakpoint_with_dsym
(TestThreadStates.ThreadStateTestCase)
    Test thread state after breakpoint. ... expected failure
 6: test_state_after_breakpoint_with_dwarf
(TestThreadStates.ThreadStateTestCase)
    Test thread state after breakpoint. ... expected failure
 7: test_state_after_continue_with_dsym (TestThreadStates.ThreadStateTestCase)
    Test thread state after continue. ... ok
 8: test_state_after_continue_with_dwarf (TestThreadStates.ThreadStateTestCase)
    Test thread state after continue. ... Segmentation fault: 11

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