Dear Munuswamy.

 

I am now implement a net-snmp agent and have many questions and problems.

But I don't know anyone who help me.

 

So I have tried to ask that site a question by sending an e-mail to 
'Net-snmp-users@lists.sourceforge.net'

but the title of the mail is only displayed on that site, the mail content 
isn't.

 

Could you let me know how to ask a question at the net-snmp 
mailing-list[Sourceforge].

 

I have never found a solution to clear my problem.

Please help me.

 

Your emails to tell me how to ask questions will be a lot of strength for me.

 

Best regards.

 

 

=====================================================================

 

 

From: Velu Munuswamy [mailto:velumunusw...@gmail.com] 
Sent: Thursday, July 28, 2022 8:27 PM
To: net-snmp-users@lists.sourceforge.net
Subject: Reg: net-snmpd crash

 

Hi,

         We are getting a segmentation fault  in "run_config_handler" which is 
in net_snmpd library code. core dump is not consistent to reproduce the issue.

Using net-snmp version 5.8.  Below is the backtrace.

 

<< 

(gdb) bt
#0  0x0000000000000000 in ?? ()
#1  0x00007ff35d9e4286 in run_config_handler (lptr=0x7ff2d0005840, 
lptr@entry=0x7ff29c0009d0,
    token=token@entry=0x7ff2c77fb490 "sysobjectid", 
cptr=cptr@entry=0x7ff29c01c34c ".1.3.6.1.4.1.39762.1.5",
    when=when@entry=0) at read_config.c:558
#2  0x00007ff35d9e4def in read_config (filename=filename@entry=0x7ff2c77fc990 
"/tmp//snmpd.conf",
    line_handler=0x7ff29c0009d0, when=when@entry=0) at read_config.c:977
#3  0x00007ff35d9e5d8c in read_config_files_in_path (path=path@entry=0x28c737d 
"/tmp/:/tmp/pers",
    ctmp=ctmp@entry=0x7ff29c000940, when=when@entry=0, 
perspath=perspath@entry=0x7ff29c01b550 "/tmp/pers",
    persfile=persfile@entry=0x0) at read_config.c:1324
#4  0x00007ff35d9e6172 in read_config_files_of_type (when=when@entry=0, 
ctmp=ctmp@entry=0x7ff29c000940)
    at read_config.c:1420
#5  0x00007ff35d9e6233 in read_config_files (when=when@entry=0) at 
read_config.c:1448
#6  0x00007ff35d9e6384 in read_configs () at read_config.c:1060
#7  0x000000000045f05f in SnmpdTask::run (this=0x7ff2a4000ff0) at 
src/snmpd_task.cpp:501
#8  0x000000000045f3ad in snmpd_ep (arg=<optimized out>) at 
src/snmpd_task.cpp:559
#9  0x00007ff34f33bea5 in start_thread () from /lib64/libpthread.so.0
#10 0x00007ff34e3fdb0d in clone () from /lib64/libc.so.6
(gdb) 

 

>> 

Not sure what is the reason for coredump. 

 

Need help on answering these questions!

Thanks in advance.

 

Regards,

Velu

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