Daniel-Constantin Mierla writes:
> What OS do you have and which version of gdb? The list command should
> list the code around the line where the crash happens, but it doesn't do
> it for you.
this is debian jessie with GNU gdb (Debian 7.7.1+dfsg-5) 7.7.1.
> Anyhow, you can extract the code around src/modules/pv/pv_core.c:2243
> and send it here, to be sure it is the one you use at the time of
> crash.
i built new deb from latest master and re-run the crash. gdb tells:
2238 pv_core.c: No such file or directory.
(gdb) wher
#0 0x00007f35327933e0 in pv_set_ruri_host (msg=0x7f353f529dc0,
param=0x7f353ebc8400, op=254, val=0x7fff67072c60) at pv_core.c:2238
#1 0x00000000005964dc in lval_pvar_assign (h=0x7fff67073410,
msg=0x7f353f529dc0, lv=0x7f353ebc8380, rv=0x7f353ebc8a58)
at core/lvalue.c:351
#2 0x0000000000596eed in lval_assign (h=0x7fff67073410, msg=0x7f353f529dc0,
lv=0x7f353ebc8380, rve=0x7f353ebc8a50) at core/lvalue.c:399
...
(gdb) frame 0
#0 0x00007f35327933e0 in pv_set_ruri_host (msg=0x7f353f529dc0,
param=0x7f353ebc8400, op=254, val=0x7fff67072c60) at pv_core.c:2238
2238 in pv_core.c
(gdb) list
2233 in pv_core.c
(gdb)
and pv_core.c:2238 is marked below.
-- juha
-------------------------------------------------------------------------
int pv_set_ruri_host(struct sip_msg* msg, pv_param_t *param,
int op, pv_value_t *val)
{
struct action act;
struct run_act_ctx h;
char backup;
if(msg==NULL || param==NULL || val==NULL || (val->flags&PV_VAL_NULL))
{
LM_ERR("bad parameters\n");
return -1;
}
if(!(val->flags&PV_VAL_STR))
{
LM_ERR("str value required to set R-URI hostname\n");
goto error;
}
memset(&act, 0, sizeof(act));
act.val[0].type = STRING_ST;
act.val[0].u.string = val->rs.s;
backup = val->rs.s[val->rs.len];
val->rs.s[val->rs.len] = '\0'; ********** this
act.type = SET_HOST_T;
init_run_actions_ctx(&h);
if (do_action(&h, &act, msg)<0)
{
LM_ERR("do action failed\n");
val->rs.s[val->rs.len] = backup;
goto error;
}
val->rs.s[val->rs.len] = backup;
return 0;
error:
return -1;
}
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