[SR-Users] CRITICAL ERROR in data_lamp.c!

[Daniel-Constantin Mierla]

Hello,

how do you set newbody.s and newbody.len?

Daniel

On 11.06.19 12:29, Mojtaba wrote:
> Not yet, because it is under developing, i could paste it here right away.
>
> {
>  .
>  .
>  .
>     body.s = get_body(msg);
>     if (body.s == 0) {
>                 LM_ERR("failed to get the message body\n");
>         return -1;
>     }
>     body.len = msg->len - (int) (body.s - msg->buf);
> //    body.len = strlen(body.s);
>     if (body.len == 0) {
>                 LM_DBG("message body has zero length\n");
>         return -1;
>     }
>     l = del_lump(msg, body.s - msg->buf, body.len, 0);
>     if (!l) {
>                 LM_ERR("del_lump failed\n");
>         return -1;
>     }
>
>     if (!insert_new_lump_after(l, newbody.s, newbody.len, 0)) {
>                 LM_ERR("insert_new_lump_after failed\n");
>         return -1;
>     }
> }
> I asked related issue in this regards in Kamailio developer forum,
> before. let me paste it at below. The means of other_process function
> is above code.
> In during developing new module in Kamailio, I encountered with
> strange behaviour. I used htable module instead of linked list for
> save some temporary data during call process.dependencies module to
> save some information. the skeleton of my code is like thus:
>
> if (SIP_REQUEST &METHOD_INVITE) {
>           insert_data_htable("some data");
>           other_process(msg);
> }else if(SIP_REPLY){
>          get_data_htable("some data");
>          other_process(msg);
> }
> In other_process function i have some changes in msg's body with message lump.
> But after i make first call in kamailio. The kamailio was crashed.What
> is it's problem?
> In additional if i comment either insert/get_data_htable function or
> othet_process function, i dont have this issue.
> With best regards.
>
>
> On Tue, Jun 11, 2019 at 2:46 PM Daniel-Constantin Mierla
> <miconda at gmail.com> wrote:
>> Hello,
>>
>> likely you didn't allocate the pointer inserted in data lump list. Is
>> the code using data lumps available to look at on git?
>>
>> Cheers,
>> Daniel
>>
>> On 11.06.19 12:01, Mojtaba wrote:
>>> Hello,
>>> What does this CRITICAL error mean?
>>> Jun 11 05:48:13 debian8 /usr/local/sbin/kamailio[8468]: {1 1 INVITE
>>> Njg0MzNhMzJhOTY3MzQ3NmNlNWY0ODkzMTJmNTM1ZTk.} CRITICAL: <core>
>>> [core/mem/q_malloc.c:486]: qm_free(): BUG: bad pointer 0xa3c188 (out
>>> of memory block!) called from core: core/data_lump.c: free_lump(466) -
>>> aborting
>>>
>>> I got it when i make new call during debugging new module in Kamailio?
>>> In module we have to change some message's body with data_lump.
>>> I asked relaed issue (strange behaviour while developing new module)
>>> in Kamailio developer forum <sr-dev at lists.kamailio.org>
>>> With Best Regards.
>>>
>> --
>> Daniel-Constantin Mierla -- www.asipto.com
>> www.twitter.com/miconda -- www.linkedin.com/in/miconda
>>
>
> --
> --Mojtaba Esfandiari.S

-- 
Daniel-Constantin Mierla -- www.asipto.com
www.twitter.com/miconda -- www.linkedin.com/in/miconda