[AGENT++] valgrind reports invalid write in agentpp

[Frank Fock]

Hi Jean-Philippe,

The best solution is to ignore the "error".
I do not think that it is one.

Regards,
Frank

Jacquemin, Jean-Philippe wrote:
> Dear All,
>  
>  
> I am running valgrind on my snmpagent and it finds errors in the V3 Mib.
>  
> ==2171== Invalid write of size 4
> ==2171==    at 0x806E891: Agentpp::Oidx::Oidx(char const*)
> (snmp_pp_ext.h:145)
> ==2171==    by 0x80A4D98: __static_initialization_and_destruction_0(int,
> int) (v3_mib.cpp:383)
> ==2171==    by 0x80A4E02:
> _GLOBAL__I__ZN7Agentpp14V3SnmpEngineIDC2EPK4v3MP (v3_mib.cpp:1707)
> ==2171==    by 0x81272BC: (within
> /home/jpja/jobs/snmpagent_s2/SNMP_Agent/DPAgent/src/snmpagent)
> ==2171==    by 0x8049B7F: (within
> /home/jpja/jobs/snmpagent_s2/SNMP_Agent/DPAgent/src/snmpagent)
> ==2171==    by 0x8127258: __libc_csu_init (in
> /home/jpja/jobs/snmpagent_s2/SNMP_Agent/DPAgent/src/snmpagent)
> ==2171==    by 0x41913EB: (below main) (in /lib/i686/cmov/libc-2.7.so)
> ==2171==  Address 0xbea4f2f8 is not stack'd, malloc'd or (recently)
> free'd
>  
> ==2171== Invalid write of size 4
> ==2171==    at 0x806E891: Agentpp::Oidx::Oidx(char const*)
> (snmp_pp_ext.h:145)
> ==2171==    by 0x80A4DC9: __static_initialization_and_destruction_0(int,
> int) (v3_mib.cpp:384)
> ==2171==    by 0x80A4E02:
> _GLOBAL__I__ZN7Agentpp14V3SnmpEngineIDC2EPK4v3MP (v3_mib.cpp:1707)
> ==2171==    by 0x81272BC: (within
> /home/jpja/jobs/snmpagent_s2/SNMP_Agent/DPAgent/src/snmpagent)
> ==2171==    by 0x8049B7F: (within
> /home/jpja/jobs/snmpagent_s2/SNMP_Agent/DPAgent/src/snmpagent)
> ==2171==    by 0x8127258: __libc_csu_init (in
> /home/jpja/jobs/snmpagent_s2/SNMP_Agent/DPAgent/src/snmpagent)
> ==2171==    by 0x41913EB: (below main) (in /lib/i686/cmov/libc-2.7.so)
> ==2171==  Address 0xbea4f2f8 is not stack'd, malloc'd or (recently)
> free'd
>  
>  
> After debugging I found out the problems come from the following piece
> of code:
>  
> agentpp/src/v3_mib.cpp: 383
>  
> "
> const Oidx UsmUserTable::auth_base = oidUsmAuthProtocolBase;
> const Oidx UsmUserTable::priv_base = oidUsmPrivProtocolBase;
> "
>  
>  
> Has someone encountered this as well ?
> What can be the solution ?
>  
> Best regards,
>  
>  
> Jean-Philippe
> 
> 
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