Hi ,
Guys , I am using address sanitizer in my project .
But it is difficult to analysis the report . Could you please help to
understand .
Thanks in Advance .
SUMMARY: AddressSanitizer: heap-use-after-free
(/home/dkundu/develop/bin/Linux/Container+0x78350e) in memcpy
Shadow bytes around the buggy address:
0x0c0680ccebc0: fa fa fd fd fd fd fa fa fd fd fd fd fa fa fd fd
0x0c0680ccebd0: fd fd fa fa fd fd fd fd fa fa fa fa fa fa fa fa
0x0c0680ccebe0: fd fd fd fd fa fa fd fd fd fd fa fa fd fd fd fd
0x0c0680ccebf0: fa fa fa fa fa fa fa fa fd fd fd fd fa fa fa fa
0x0c0680ccec00: fa fa fa fa fa fa fa fa fa fa fd fd fd fd fa fa
=>0x0c0680ccec10: fd fd fd[fd]fa fa fd fd fd fd fa fa fa fa fa fa
0x0c0680ccec20: fa fa fa fa fa fa fa fa fd fd fd fd fa fa fd fd
0x0c0680ccec30: fd fd fa fa fd fd fd fd fa fa fd fd fd fd fa fa
0x0c0680ccec40: fd fd fd fd fa fa fd fd fd fd fa fa fd fd fd fd
0x0c0680ccec50: fa fa fd fd fd fd fa fa fd fd fd fd fa fa fd fd
0x0c0680ccec60: fd fd fa fa fd fd fd fd fa fa fd fd fd fd fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):
Addressable: 00
Partially addressable: 01 02 03 04 05 06 07
Heap left redzone: fa
Freed heap region: fd
Stack left redzone: f1
Stack mid redzone: f2
Stack right redzone: f3
Stack after return: f5
Stack use after scope: f8
Global redzone: f9
Global init order: f6
Poisoned by user: f7
Container overflow: fc
Array cookie: ac
Intra object redzone: bb
ASan internal: fe
Left alloca redzone: ca
Right alloca redzone: cb
=================================================================
==6613==ERROR: AddressSanitizer: SEGV on unknown address 0x60305beb6ba5 (pc
0x7f589e725226 bp 0x7f5891c84070 sp 0x7f5891c837d8 T13)
==6613==The signal is caused by a READ memory access.
#0 0x7f589e725225 in __memmove_ssse3_back (/lib64/libc.so.6+0x150225)
#1 0x782e6e in memcpy
(/home/dkundu/develop/bin/Linux/Container+0x782e6e)
#2 0x7f589f174a43 in std::string::append(std::string const&)
(/lib64/libstdc++.so.6+0xbea43)
#3 0x8b6fb4 in std::basic_string<char, std::char_traits<char>,
std::allocator<char> > std::operator+<char, std::char_traits<char>,
std::allocator<char> >(std::basic_string<char, std::char_traits<char>,
std::allocator<char> > const&, std::basic_string<char,
std::char_traits<char>, std::allocator<char> > const&)
/opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/bits/basic_string.h:5880:13
#4 0x98bdd6 in TITMMessage::mySetValue(AnsiString const&, AnsiString
const&, AnsiString const&)
/home/dkundu/develop/Container/../pluginutils_new/unit_itmmessage.cpp:274:33
#5 0x98d93c in TITMMessage::GeneralSetValue(AnsiString const&,
AnsiString const&)
/home/dkundu/develop/Container/../pluginutils_new/unit_itmmessage.cpp:323:2
#6 0x98e0cb in TITMMessage::SetSource(AnsiString const&)
/home/dkundu/develop/Container/../pluginutils_new/unit_itmmessage.cpp:343:2
#7 0x9bfde4 in TITMPluginHelper::log(AnsiString const&, AnsiString,
TITMLOGLEVEL, int) const
/home/dkundu/develop/Container/../pluginutils_new/unit_pluginhelper.cpp:917:4
#8 0x9a2c6b in TITMPluginHelper::log(TITMMessage const*, AnsiString
const&, TITMLOGLEVEL, bool, int) const
/home/dkundu/develop/Container/../pluginutils_new/unit_pluginhelper.cpp:895:2
#9 0x7f5889bc6888 in ProcessSendOnlineTransactions(TITMPluginHelper&,
int, int, int, TMyCollection const&, std::map<AnsiString,
std::unique_ptr<TSSL, std::default_delete<TSSL> >, std::less<AnsiString>,
std::allocator<std::pair<AnsiString const, std::unique_ptr<TSSL,
std::default_delete<TSSL> > > > >&)
/home/dkundu/develop/Plugins/RenEndPointDataProcessor/unit_endpointdataclient.cpp:231:9
#10 0x7f5889bc183d in comhandler
/home/dkundu/develop/Plugins/RenEndPointDataProcessor/unit_endpointdataclient.cpp:106:16
#11 0x94504d in TITMPlugin::ExecuteComHandler(int)
/home/dkundu/develop/Container/unit_itmplugin.cpp:319:4
#12 0x965c5f in TPluginThread::Execute()
/home/dkundu/develop/Container/unit_pluginthread.cpp:203:9
#13 0xb98897 in ThreadProc(void*)
/home/dkundu/develop/utils-common/unittest_utils_linux/../classMThread.cpp:25:13
#14 0xb9ab0e in void std::__invoke_impl<void, void (*)(void*),
TMyThread*>(std::__invoke_other, void (*&&)(void*), TMyThread*&&)
/opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/bits/invoke.h:60:14
#15 0xb9aa11 in std::__invoke_result<void (*)(void*), TMyThread*>::type
std::__invoke<void (*)(void*), TMyThread*>(void (*&&)(void*), TMyThread*&&)
/opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/bits/invoke.h:95:14
#16 0xb9a9d1 in
_ZNSt6thread8_InvokerISt5tupleIJPFvPvEP9TMyThreadEEE9_M_invokeIJLm0ELm1EEEEDTclsr3stdE8__invokespcl10_S_declvalIXT_EEEEESt12_Index_tupleIJXspT_EEE
/opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/thread:234:13
#17 0xb9a984 in std::thread::_Invoker<std::tuple<void (*)(void*),
TMyThread*> >::operator()()
/opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/thread:243:11
#18 0xb9a6b8 in
std::thread::_State_impl<std::thread::_Invoker<std::tuple<void (*)(void*),
TMyThread*> > >::_M_run()
/opt/rh/devtoolset-7/root/usr/lib/gcc/x86_64-redhat-linux/7/../../../../include/c++/7/thread:186:13
#19 0xdb76de in execute_native_thread_routine
(/home/dkundu/develop/bin/Linux/Container+0xdb76de)
#20 0x7f589f3c6dc4 in start_thread (/lib64/libpthread.so.0+0x7dc4)
#21 0x7f589e6cc73c in __clone (/lib64/libc.so.6+0xf773c)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/lib64/libc.so.6+0x150225) in
__memmove_ssse3_back
==6613==ABORTING
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