Re: Can some help me with this gdb output with mysql and string core

On 11/21/06, Ankur G35 Saxena <g35rider@xxxxxxxxx> wrote:
> Hi, I dont know what i am doing wrong here, if someone through some
> suggestions on this it would be wonderful, give me a little detail as
> to why it could happen. I seems to be from a string lib used by mysql
> lib.
>
> Thanks
>
> Ankur
>
>
>
>
> [ankur@lemko252 aaa-logs]$ more C*
> ::::::::::::::
> Crash1.gdb
> ::::::::::::::
> Loaded symbols for /lib/libnss_files.so.2
> #0  0x420744fe in _int_free () from /lib/tls/libc.so.6
> (gdb) up
> #1  0x420734d6 in free () from /lib/tls/libc.so.6
> (gdb)
> #2  0x4026f983 in operator delete(void*) () from /usr/lib/libstdc++.so.5
> (gdb)
> #3  0x4026332e in std::string::_Rep::_M_destroy(std::allocator<char>
> const&) () from /usr/lib/libstdc++.so.5
> (gdb)
> #4  0x4005dd92 in mysqlpp::mysql_type_info*
> std::__uninitialized_copy_aux<__gnu_cxx::__normal_iterator<mysqlpp::mysql_type_info
> const*, std::vector<mysqlpp::mysql_type_info, std:
> :allocator<mysqlpp::mysql_type_info> > >,
> mysqlpp::mysql_type_info*>(__gnu_cxx::__normal_iterator<mysqlpp::mysql_type_info
> const*, std::vector<mysqlpp::mysql_type_info, std::allo
> cator<mysqlpp::mysql_type_info> > >,
> __gnu_cxx::__normal_iterator<mysqlpp::mysql_type_info const*,
> std::vector<mysqlpp::mysql_type_info,
> std::allocator<mysqlpp::mysql_type_info>
> > >, mysqlpp::mysql_type_info*, __false_type) () from /usr/lib/libmysqlpp.so
> (gdb)
> #5  0x080a1f9e in DBAccess::runGetSql(char*, mysqlpp::Result*,
> LogEntry*) (this=0x81097b4,
>     querystr=0x412ad08c "SELECT * FROM SystemConfig.DialingPlan WHERE
> total_len='10' and (dialed_pattern like '7%' or dialed_pattern='')
> order by last_any", resSet=0x412ad05c, Lo
> g=0x412ad52c) at query.h:309
> 309             Result store() { return store(def); }
> (gdb)
> #6  0x080a0cdf in DBAccess::analyzeNumber(char*, char*, LogEntry*)
> (this=0x81097b4, dialed_num=0x41b79f20 "7476100238",
>     true_mdn=0x412ad4ec "", Log=0x412ad52c) at DBAccess.cpp:58
> 58              if(runGetSql(querystr, &get, Log) > 0)
> (gdb)
> #7  0x0807912d in MsgProcessor::process_MSC_Auth_Req(CcAAAAuthReqMsg*,
> sockaddr_in*) (this=0x81097b4, msg=0x41b79f18,
>     replyTo=0x41b28720) at MsgProcessor-Recv-MSC.cpp:514
> 514                     calleeNumType =
> db.analyzeNumber(msg->calleeID, calleeTranslation, &Log);
> (gdb)
> #8  0x0805ee31 in InSysController::handleRequest(char*, int,
> sockaddr_in*) (this=0x81097b4, m=0x41b79f18 "\f\016,\001\001",
>     len=1, fromwho=0x41b28720) at InSysController.cpp:58
> 58                              msgProc.process_MSC_Auth_Req(msg, fromwho);
> (gdb)
> #9  0x0805ebd3 in InSysController::OnThreadMessage(int, int, void*)
> (this=0x8109650, id=0, wParam=0, lParam=0x41b28718)
>     at InSysController.cpp:18
> 18                              handleRequest((char *)p->msg, p->len,
> &(p->fromwho));
>
> ::::::::::::::
> Crash2.gdb
> ::::::::::::::
> Loaded symbols for /lib/libnss_files.so.2
> #0  0x42073fc3 in _int_malloc () from /lib/tls/libc.so.6
> (gdb) up
> #1  0x4207335b in malloc () from /lib/tls/libc.so.6
> (gdb)
> #2  0x4026fa48 in __cxa_allocate_exception () from /usr/lib/libstdc++.so.5
> (gdb)
> #3  0x4005db33 in mysqlpp::ResUse::copy(mysqlpp::ResUse const&) ()
> from /usr/lib/libmysqlpp.so
> (gdb)
> #4  0x4005dd32 in std::string*
> std::__uninitialized_copy_aux<__gnu_cxx::__normal_iterator<std::string
> const*, std::vector<std::string, std::allocator<std::string> > >,
> std::strin
> g*>(__gnu_cxx::__normal_iterator<std::string const*,
> std::vector<std::string, std::allocator<std::string> > >,
> __gnu_cxx::__normal_iterator<std::string const*, std::vector<std::s
> tring, std::allocator<std::string> > >, std::string*, __false_type) ()
> from /usr/lib/libmysqlpp.so
> (gdb)
> #5  0x080a1f9e in DBAccess::runGetSql(char*, mysqlpp::Result*,
> LogEntry*) (this=0x81097b4,
>     querystr=0x412ad08c "SELECT * FROM SystemConfig.DialingPlan WHERE
> dialed_pattern='7476100006'", resSet=0x412ad05c,
>     Log=0x412ad52c) at query.h:309
> 309             Result store() { return store(def); }
> (gdb)
> #6  0x080a0a51 in DBAccess::analyzeNumber(char*, char*, LogEntry*)
> (this=0x81097b4, dialed_num=0x81f21f0 "7476100006",
>     true_mdn=0x412ad4ec "", Log=0x412ad52c) at DBAccess.cpp:46
> 46              if(runGetSql(querystr, &get, Log) > 0)
> (gdb)
> #7  0x0807912d in MsgProcessor::process_MSC_Auth_Req(CcAAAAuthReqMsg*,
> sockaddr_in*) (this=0x81097b4, msg=0x81f21e8,
>     replyTo=0x81d4278) at MsgProcessor-Recv-MSC.cpp:514
> 514                     calleeNumType =
> db.analyzeNumber(msg->calleeID, calleeTranslation, &Log);
> (gdb)
> #8  0x0805ee31 in InSysController::handleRequest(char*, int,
> sockaddr_in*) (this=0x81097b4, m=0x81f21e8 "\f\016,\001\001",
>     len=1, fromwho=0x81d4278) at InSysController.cpp:58
> 58                              msgProc.process_MSC_Auth_Req(msg, fromwho);
> (gdb)
> #9  0x0805ebd3 in InSysController::OnThreadMessage(int, int, void*)
> (this=0x8109650, id=0, wParam=0, lParam=0x81d4270)
>     at InSysController.cpp:18
> 18                              handleRequest((char *)p->msg, p->len,
> &(p->fromwho));
> (gdb)
> #10 0x0809becd in ZThread::Run() (this=0x8109650) at zthread.cc:239
> 239                   OnThreadMessage(msg.m_nMsg_Id, msg.m_nParam,
> msg.m_pParam);
> (gdb)
> #11 0x0809b659 in Thread_Entry_Func(void*) (arg=0x8109650) at zthread.cc:22
> 22            pThread->Run();





I found another scenario in which it crashed, can someone please help...

Thanks

Ankur




[ankur@lemko252 aaa-logs]$ more Crash3.gdb
Loaded symbols for /lib/libnss_files.so.2
#0  0x42073fc3 in _int_malloc () from /lib/tls/libc.so.6
(gdb) up
#1  0x4207335b in malloc () from /lib/tls/libc.so.6
(gdb)
#2  0x400752e6 in my_snprintf () from /usr/lib/libmysqlpp.so
(gdb)
#3  0x4007671c in my_scan_8bit () from /usr/lib/libmysqlpp.so
(gdb)
#4  0x40089b28 in typeinfo name for mysqlpp::Null<double,
mysqlpp::NullisNull> () from /usr/lib/libmysqlpp.so
(gdb)
#5  0x4008b9ef in sha_const_key () from /usr/lib/libmysqlpp.so
(gdb)
#6  0x4008bbaf in sha_const_key () from /usr/lib/libmysqlpp.so
(gdb)
#7  0x4006f8d7 in mysql_stmt_store_result () from /usr/lib/libmysqlpp.so
(gdb)
#8  0x4005da56 in mysqlpp::ResUse::copy(mysqlpp::ResUse const&) ()
from /usr/lib/libmysqlpp.so
(gdb)
#9  0x4005dd32 in std::string*
std::__uninitialized_copy_aux<__gnu_cxx::__normal_iterator<std::string
const*, std::vector<std::string, std::allocator<std::string> > >,
std::strin
g*>(__gnu_cxx::__normal_iterator<std::string const*,
std::vector<std::string, std::allocator<std::string> > >,
__gnu_cxx::__normal_iterator<std::string const*, std::vector<std::s
tring, std::allocator<std::string> > >, std::string*, __false_type) ()
from /usr/lib/libmysqlpp.so
(gdb)
#10 0x080a1f9e in DBAccess::runGetSql(char*, mysqlpp::Result*,
LogEntry*) (this=0x81097b4,
   querystr=0x412acf1c "SELECT * FROM CommunityInfo.CLR,
CommunityInfo.dMARCList WHERE CommunityInfo.CLR.dmaID =
CommunityInfo.dMARCList.dmaID and CommunityInfo.CLR.MDN='7476100
052'", resSet=0x412ad14c, Log=0x412ad52c) at query.h:309
309             Result store() { return store(def); }
(gdb)
#11 0x080a66f6 in DBAccess::findNumberCLR(char*, char, char*,
mysqlpp::Result*, char, LogEntry*) (this=0x81097b4,
search_str=0x81d4548 "7476100052", field_type=2 '\002',
   equip_id=0x81d4568 "", devRegRes=0x412ad14c, run_mask=5 '\005',
Log=0x412ad52c) at FindNumber.cpp:363
363             if(runGetSql(querystr_get, devRegRes, Log) > 0)
(gdb)
#12 0x080a50be in DBAccess::findNumber(char*, char, char*,
RegisteredMS*, char, LogEntry*) (this=0x81097b4, search_str=0x81d4548
"7476100052", field_type=2 '\002',
   equip_id=0x81d4568 "", regMS=0x41b143a8, run_mask=108 'l',
Log=0x412ad52c) at FindNumber.cpp:100
100                             if(findNumberCLR(search_str,
field_type, equip_id, &devRegRes, run_mask, Log) == RET_IN_CLR)
(gdb)
#13 0x08078db0 in MsgProcessor::process_MSC_Auth_Req(CcAAAAuthReqMsg*,
sockaddr_in*) (this=0x81097b4, msg=0x81d4540, replyTo=0x815fae0) at
MsgProcessor-Recv-MSC.cpp:588
588                     int findRes = db.findNumber(msg->calleeID,
FIELD_TYPE_MDN,
(gdb)
#14 0x0805ee31 in InSysController::handleRequest(char*, int,
sockaddr_in*) (this=0x81097b4, m=0x81d4540 "\f\016,\001\001", len=1,
fromwho=0x815fae0) at InSysController.cpp:58
58                              msgProc.process_MSC_Auth_Req(msg, fromwho);
(gdb)
#15 0x0805ebd3 in InSysController::OnThreadMessage(int, int, void*)
(this=0x8109650, id=0, wParam=0, lParam=0x815fad8) at
InSysController.cpp:18
18                              handleRequest((char *)p->msg, p->len,
&(p->fromwho));
(gdb)
#16 0x0809becd in ZThread::Run() (this=0x8109650) at zthread.cc:239
239                   OnThreadMessage(msg.m_nMsg_Id, msg.m_nParam,
msg.m_pParam);
(gdb)
#17 0x0809b659 in Thread_Entry_Func(void*) (arg=0x8109650) at zthread.cc:22
22            pThread->Run();

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