[asterisk-dev] segfaults in rtp.c

[North Antara]

Julian Lyndon-Smith wrote:

> Using SVN-trunk-r37320, with about 20 active calls at any time, 
> asterisk crashes often.
>
> I've looked at the core files, and most of them so far contain the 
> following:
>
> (Each ###### separates part of the bt full of each core)
>
> Most of the time, it looks like an error in 0x08097913 in 
> ast_rtp_destroy at rtp.c:1819.
>
> Now, I can't reproduce this at will (it seems random), so should I 
> raise a bug report and attach all of the bt full traces ?


Yes, please do.

>
> Julian.
>
> #0  0x08097913 in ast_rtp_destroy (rtp=0x9f67550) at rtp.c:1819
> No locals.
> #1  0x05662994 in __sip_destroy (p=0xa3ee748, lockowner=1) at 
> chan_sip.c:2787
>         cur = (struct sip_pvt *) 0x56ac8e8
>         prev = (struct sip_pvt *) 0x0
>         cp = (struct sip_pkt *) 0x85a5108
>         __PRETTY_FUNCTION__ = "__sip_destroy"
> #2  0x0566397c in sip_destroy (p=0xa3ee748) at chan_sip.c:2982
>         __PRETTY_FUNCTION__ = "sip_destroy"
> #3  0x0569551c in sip_request_call (type=0x85a5350 "SIP", format=4, 
> data=0x85a5d70, cause=0x85a5dc4) at chan_sip.c:14689
>         oldformat = 4
>         p = (struct sip_pvt *) 0xa3ee748
>         tmpc = (struct ast_channel *) 0x0
>         ext = 0x0
>         host = 0x85a5180 "5644"
>         tmp = "5644", '\0' <repeats 104 times>, "$_l", '\0' <repeats 
> 13 times>, "$_l", '\0' <repeats 128 times>
>         dest = 0x85a5d70 "5644"
>         __PRETTY_FUNCTION__ = "sip_request_call"
>
> #################
> #0  0x08097913 in ast_rtp_destroy (rtp=0xa03db48) at rtp.c:1819
> No locals.
> #1  0x05fac994 in __sip_destroy (p=0xa039a70, lockowner=1) at 
> chan_sip.c:2787
>         cur = (struct sip_pvt *) 0x5ff68e8
>         prev = (struct sip_pvt *) 0x0
>         cp = (struct sip_pkt *) 0xa4ba78
>         __PRETTY_FUNCTION__ = "__sip_destroy"
> #2  0x05fad97c in sip_destroy (p=0xa039a70) at chan_sip.c:2982
>         __PRETTY_FUNCTION__ = "sip_destroy"
> #3  0x05fdf51c in sip_request_call (type=0xa4c060 "SIP", format=64, 
> data=0xa4c064, cause=0xa4bde8) at chan_sip.c:14689
>         oldformat = 64
>         p = (struct sip_pvt *) 0xa039a70
>         tmpc = (struct ast_channel *) 0x0
>         ext = 0x0
>         host = 0xa4baf0 "5639"
> ####################
> #0  0x08097913 in ast_rtp_destroy (rtp=0xad20f8f0) at rtp.c:1819
> No locals.
> #1  0x04226994 in __sip_destroy (p=0xad20e398, lockowner=1) at 
> chan_sip.c:2787
>         cur = (struct sip_pvt *) 0x42708e8
>         prev = (struct sip_pvt *) 0x0
>         cp = (struct sip_pkt *) 0x59d40a8
>         __PRETTY_FUNCTION__ = "__sip_destroy"
> #2  0x0422797c in sip_destroy (p=0xad20e398) at chan_sip.c:2982
>         __PRETTY_FUNCTION__ = "sip_destroy"
> #3  0x0425951c in sip_request_call (type=0x59d42f0 "SIP", format=8, 
> data=0x59d4d70, cause=0x59d4dc4) at chan_sip.c:14689
>         oldformat = 8
>         p = (struct sip_pvt *) 0xad20e398
>         tmpc = (struct ast_channel *) 0x0
>         ext = 0x0
>         host = 0x59d4120 "5638"
>         tmp = "5638", '\0' <repeats 120 times>, "$_l", '\0' <repeats 
> 77 times>, "$_l", '\0' <repeats 48 times>
>         dest = 0x59d4d70 "5638"
>         __PRETTY_FUNCTION__ = "sip_request_call"
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