[asterisk-dev] chan_skinny - call to turned off phone causes deadlock (r43208)

[Pavel Jezek]

if it can help, here is output from coredump, that probably relate to my 
report about asterisk deadlock when calling to skinny phone (7920) that 
is not available ...


(gdb) bt full
#0  0xbfffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7d37fc0 in raise () from /lib/i686/libc.so.6
No symbol table info available.
#2  0xb7d39851 in abort () from /lib/i686/libc.so.6
No symbol table info available.
#3  0xb7d6d41b in __fsetlocking () from /lib/i686/libc.so.6
No symbol table info available.
#4  0xb7d74dad in mallopt () from /lib/i686/libc.so.6
No symbol table info available.
#5  0xb7d74f33 in free () from /lib/i686/libc.so.6
No symbol table info available.
#6  0xb7921dd8 in iax2_destroy (callno=17) at chan_iax2.c:1780
        frame = {data = 0xb796a0b8, ts = -1224610408, ms = -1208552815, 
type = 3080102072, next = 0x4487, prev = 0xb7921b0b}
        pvt = Variable "pvt" is not available.






Pavel Jezek wrote:
> Hello,
> I'm using 7920 registered to current asterisk svn version,
> it working fine, but when I turn off phone, asterisk doesn't correctly 
> handle unregister proces
> when I call to this phone, I can hear normal ringback and asterisk 
> deadlocks,
> "stop now" does nothing, I must kill asterisk process.
> I can see active call in "show channels" output, but without any 
> details, like:
>
> ipbx*CLI> show channels verbose
> Channel              Context              Extension        Prio 
> State   Application  Data                      CallerID        
> Duration Accountcode BridgedTo
> 0 active channels
> 3 active calls
>
>
>
>
> normal status, phone ON and registered
> ipbx*CLI> skinny show devices
> Name                 DeviceId         IP              Type            
> R NL
> -------------------- ---------------- --------------- --------------- 
> - --
> PJ                   SEP000D288E664B  193.179.xxx.xxx  7920            
> Y  1
>
>
>
> after turning phone OFF:
>
> ipbx*CLI>
> [Sep 18 22:50:22] WARNING[14186]: chan_skinny.c:4048 get_input: read() 
> returned error: Connection reset by peer
> [Sep 18 22:50:22] NOTICE[14186]: chan_skinny.c:4132 skinny_session: 
> Skinny Session returned: Connection reset by peer
>
> no IP is OK, but incorrect register status as "Y"?
>
> ipbx*CLI>
> ipbx*CLI> skinny show devices
> Name                 DeviceId         IP              Type            
> R NL
> -------------------- ---------------- --------------- --------------- 
> - --
> PJ                   SEP000D288E664B  0.0.0.0         7920            
> Y  1
>
>
>
> correct status  as "N" after stop/start asterisk
> ipbx*CLI> skinny show devices
> Name                 DeviceId         IP              Type            
> R NL
> -------------------- ---------------- --------------- --------------- 
> - --
> PJ                   SEP000D288E664B                  No Device       
> N  1
>
>
> Asterisk SVN-trunk-r43208
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