<html>
<head>
<base href="http://llvm.org/bugs/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - recursive-inferior test produces segfault in lldb_private::InferiorCallMmap"
href="http://llvm.org/bugs/show_bug.cgi?id=17232">17232</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>recursive-inferior test produces segfault in lldb_private::InferiorCallMmap
</td>
</tr>
<tr>
<th>Product</th>
<td>lldb
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>FreeBSD
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>All Bugs
</td>
</tr>
<tr>
<th>Assignee</th>
<td>lldb-dev@cs.uiuc.edu
</td>
</tr>
<tr>
<th>Reporter</th>
<td>emaste@freebsd.org
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>runCmd: thread list
output: Process 91159 stopped
* thread #1: tid = 91159, 0x00000000004005b4 a.out`recursive_function(i=10) +
52 at main.c:10, stop reason = breakpoint 1.1
Expecting sub string: main.c:10
Matched
Expecting sub string: stop reason = breakpoint
Matched
runCmd: next
output: Process 91159 stopped
runCmd: thread list
output: Process 91159 stopped
* thread #1: tid = 91159, 0x00000000004005b9 a.out`recursive_function(i=10) +
57 at main.c:10, stop reason = invalid address (fault address: 0x0)
Expecting sub string: stopped
Matched
Expecting sub string: stop reason = invalid address
Matched
zsh: segmentation fault (core dumped) ( cd ../tools/lldb/test && python
dotest.py --executable -C /usr/bin/clang -)
(lldb) bt
* thread #1: tid = 0, 0x00000008051e998a
_lldb.so`lldb_private::InferiorCallMmap(lldb_private::Process*, unsigned long&,
unsigned long, unsigned long, unsigned int, unsigned int, unsigned long,
unsigned long) + 1658, name = 'python2.7', stop reason = signal SIGSEGV
frame #0: 0x00000008051e998a
_lldb.so`lldb_private::InferiorCallMmap(lldb_private::Process*, unsigned long&,
unsigned long, unsigned long, unsigned int, unsigned int, unsigned long,
unsigned long) + 1658
frame #1: 0x000000080527d80c
_lldb.so`ProcessPOSIX::DoAllocateMemory(unsigned long, unsigned int,
lldb_private::Error&) + 220
frame #2: 0x00000008050b33c2
_lldb.so`lldb_private::AllocatedMemoryCache::AllocatePage(unsigned int,
unsigned int, unsigned int, lldb_private::Error&) + 242
frame #3: 0x00000008050b3ae7
_lldb.so`lldb_private::AllocatedMemoryCache::AllocateMemory(unsigned long,
unsigned int, lldb_private::Error&) + 775
frame #4: 0x000000080500998c
_lldb.so`lldb_private::Process::AllocateMemory(unsigned long, unsigned int,
lldb_private::Error&) + 92
frame #5: 0x00000008050099e9 _lldb.so`lldb_private::Process::CanJIT(void) +
73
frame #6: 0x0000000804d89770
_lldb.so`lldb_private::ClangUserExpression::EvaluateWithError(lldb_private::ExecutionContext&,
lldb_private::ExecutionPolicy, lldb::LanguageType,
lldb_private::ClangExpression::ResultType, bool, bool, char const*, char
const*, lldb_private::SharingPtr<lldb_private::ValueObject>&,
lldb_private::Error&, bool, unsigned int) + 352
frame #7: 0x0000000804d895d2
_lldb.so`lldb_private::ClangUserExpression::Evaluate(lldb_private::ExecutionContext&,
lldb_private::ExecutionPolicy, lldb::LanguageType,
lldb_private::ClangExpression::ResultType, bool, bool, char const*, char
const*, lldb_private::SharingPtr<lldb_private::ValueObject>&, bool, unsigned
int) + 242
frame #8: 0x000000080505a7b9
_lldb.so`lldb_private::Target::EvaluateExpression(char const*,
lldb_private::StackFrame*,
lldb_private::SharingPtr<lldb_private::ValueObject>&,
lldb_private::EvaluateExpressionOptions const&) + 1353
frame #9: 0x00000008052d452f
_lldb.so`lldb_private::CommandObjectExpression::EvaluateExpression(char const*,
lldb_private::Stream*, lldb_private::Stream,
lldb_private::CommandReturnObject*) + 463
frame #10: 0x00000008052d4faa
_lldb.so`lldb_private::CommandObjectExpression::DoExecute(char const*,
lldb_private::CommandReturnObject&) + 1738
frame #11: 0x0000000804e96245
_lldb.so`lldb_private::CommandObjectRaw::Execute(char const*,
lldb_private::CommandReturnObject&) + 805
frame #12: 0x0000000804e788ea
_lldb.so`lldb_private::CommandInterpreter::HandleCommand(char const*,
lldb_private::LazyBool, lldb_private::CommandReturnObject&,
lldb_private::ExecutionContext*, bool, bool) + 21546
frame #13: 0x0000000804b26684
_lldb.so`lldb::SBCommandInterpreter::HandleCommand(char const*,
lldb::SBCommandReturnObject&, bool) + 292
frame #14: 0x0000000804b1766f
_lldb.so`_wrap_SBCommandInterpreter_HandleCommand__SWIG_0(_object*, _object*) +
831
frame #15: 0x0000000804a780f0
_lldb.so`_wrap_SBCommandInterpreter_HandleCommand(_object*, _object*) + 864
frame #16: 0x0000000000485624 python2.7`PyEval_EvalFrameEx + 18628
frame #17: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #18: 0x0000000000485862 python2.7`PyEval_EvalFrameEx + 19202
frame #19: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #20: 0x0000000000485862 python2.7`PyEval_EvalFrameEx + 19202
frame #21: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #22: 0x0000000000485862 python2.7`PyEval_EvalFrameEx + 19202
frame #23: 0x00000000004863c7 python2.7`PyEval_EvalFrameEx + 22119
frame #24: 0x00000000004863c7 python2.7`PyEval_EvalFrameEx + 22119
frame #25: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #26: 0x00000000004d7ba9 python2.7
frame #27: 0x000000000041904d python2.7`PyObject_Call + 93
frame #28: 0x0000000000482aa7 python2.7`PyEval_EvalFrameEx + 7495
frame #29: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #30: 0x00000000004d7ba9 python2.7
frame #31: 0x000000000041904d python2.7`PyObject_Call + 93
frame #32: 0x000000000041e9cd python2.7
frame #33: 0x000000000041904d python2.7`PyObject_Call + 93
frame #34: 0x000000000045bd56 python2.7
frame #35: 0x000000000041904d python2.7`PyObject_Call + 93
frame #36: 0x00000000004837e4 python2.7`PyEval_EvalFrameEx + 10884
frame #37: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #38: 0x0000000000485862 python2.7`PyEval_EvalFrameEx + 19202
frame #39: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #40: 0x0000000000485862 python2.7`PyEval_EvalFrameEx + 19202
frame #41: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #42: 0x00000000004d7ba9 python2.7
frame #43: 0x000000000041904d python2.7`PyObject_Call + 93
frame #44: 0x0000000000482aa7 python2.7`PyEval_EvalFrameEx + 7495
frame #45: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #46: 0x00000000004d7ba9 python2.7
frame #47: 0x000000000041904d python2.7`PyObject_Call + 93
frame #48: 0x000000000041e9cd python2.7
frame #49: 0x000000000041904d python2.7`PyObject_Call + 93
frame #50: 0x000000000045bd56 python2.7
frame #51: 0x000000000041904d python2.7`PyObject_Call + 93
frame #52: 0x00000000004837e4 python2.7`PyEval_EvalFrameEx + 10884
frame #53: 0x00000000004863c7 python2.7`PyEval_EvalFrameEx + 22119
frame #54: 0x0000000000487380 python2.7`PyEval_EvalCodeEx + 2096
frame #55: 0x0000000000487472 python2.7`PyEval_EvalCode + 50
frame #56: 0x00000000004a1582 python2.7
frame #57: 0x00000000004a1656 python2.7`PyRun_FileExFlags + 150
frame #58: 0x00000000004a2b8b python2.7`PyRun_SimpleFileExFlags + 475
frame #59: 0x0000000000414dc2 python2.7`Py_Main + 2578
frame #60: 0x000000000041408a python2.7`main + 122
frame #61: 0x0000000000413f8e python2.7`_start + 142</pre>
</div>
</p>
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