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Summary:ASTERISK-00803: Valgrind complains about uninitialised values on call
Reporter:jerjer (jerjer)Labels:
Date Opened:2004-01-12 03:24:38.000-0600Date Closed:2011-06-07 14:04:59
Priority:MajorRegression?No
Status:Closed/CompleteComponents:Core/General
Versions:Frequency of
Occurrence
Related
Issues:
Environment:Attachments:
Description:upon making a SIP->IAX2 call

==7654== Conditional jump or move depends on uninitialised value(s)
==7654==    at 0x432B7B87: ??? (chan_iax2.c:1881)
==7654==    by 0x8059279: ast_call (channel.c:1717)
==7654==    by 0x42DC5D74: ??? (app_dial.c:591)
==7654==    by 0x80616CC: pbx_exec (pbx.c:396)

==7654== Use of uninitialised value of size 4
==7654==    at 0x403020DF: _IO_vfprintf_internal (in /lib/libc-2.2.93.so)
==7654==    by 0x403207E1: _IO_vsnprintf (in /lib/libc-2.2.93.so)
==7654==    by 0x40309F92: __snprintf (in /lib/libc-2.2.93.so)
==7654==    by 0x4248484D: ??? (chan_sip.c:2520)


****** ADDITIONAL INFORMATION ******

for the chan_sip one it looks like the video patch we added has a null vdest?

(gdb) #0  vg_do_syscall3 (syscallno=4294966784, arg1=7655, arg2=0, arg3=0)
   at vg_mylibc.c:92
       __res = 4294966784
#1  0x00001de7 in ?? ()
No symbol table info available.
#2  0x403020df in vfprintf () from /lib/libc.so.6
No symbol table info available.
#3  0x403207e2 in vsnprintf () from /lib/libc.so.6
No symbol table info available.
#4  0x40309f93 in snprintf () from /lib/libc.so.6
No symbol table info available.
ASTERISK-1  0x4248484e in add_sdp (resp=0x47835a00, p=0x4135aa8c, rtp=0x4249eb63,
   vrtp=0x47835230) at chan_sip.c:2520
       len = 1199788592
       codec = 1199788592
       alreadysent = 0
       costr = '\0' <repeats 79 times>
       sin = {sin_family = 2, sin_port = 3165, sin_addr = {s_addr = 0},
 sin_zero = "\0\0\0\0\0\0\0"}
       vsin = {sin_family = 0, sin_port = 0, sin_addr = {s_addr = 0},
 sin_zero = "\0\0\0\0\0\0\0"}
       cur = (struct sip_codec_pref *) 0x4249eb63
       v = "v=0\r\n\0\0\0\0\0\0\0ÿÿÿÿI\0\0\0\003\0\0\0\001\0\0\0ÜY\203GÿpÜB\0\0

too elusive for me to figure out at 4:10am
Comments:By: jerjer (jerjer) 2004-01-12 03:28:29.000-0600

p->outkey[strlen(p->outkey) - 1] = '\0';   <--- chan_iax2.c:1881
By: Brian West (bkw918) 2004-01-12 10:54:21.000-0600

does this happen on the first call or every call.  I seen this under valgrind on chan_sip also but only with the first call.