[Asterisk-Dev] Nonexistent schedule entry

[C. Maj]

On Thu, 2 Jun 2005, Matthew Boehm waxed:

> Ha! I caught one.
>
>   -- Executing Goto("Zap/1-1", "5000009|2815692751|1") in new stack
>   -- Goto (5000009,2815692751,1)
>   -- Executing Dial("Zap/1-1", "SIP/backoffice11|15") in new stack
>   -- Accepting call from '5126800411' to '2815692751' on channel 0/1, span 1
>   -- SIP Seeding peer from astdb: 'backoffice11' at
> backoffice11 at 216.54.13.154:10082 for 3600
>   -- Called backoffice11
> Jun  2 23:46:43 NOTICE[12750]: chan_sip.c:9625 sip_poke_noanswer: Peer
> 'backoffice11' is now UNREACHABLE!  Last qualify: 0
> Jun  2 23:46:45 WARNING[12750]: chan_sip.c:887 retrans_pkt: Maximum retries
> exceeded on call 322cc5a47b644ba71572e3815e259474 at 216.54.14.6 for seqno 102
> (Critical Request)
> Jun  2 23:46:45 WARNING[12750]: chan_sip.c:887 retrans_pkt: Maximum retries
> exceeded on call 338fc8517acfff40007742bb4209eb4d at 216.54.14.6 for seqno 102
> (Non-critical Request)
>   == No one is available to answer at this time (1:0/0/0)
>   -- Executing VoiceMail("Zap/1-1", "u11 at 5000009") in new stack
>   -- Playing '/var/spool/asterisk/voicemail/5000009/11/unavail' (language
> 'en')
> Jun  2 23:46:45 NOTICE[12750]: sched.c:290 ast_sched_del: Attempted to
> delete nonexistent schedule entry 219!
>   -- Channel 0/1, span 1 got hangup request
>   -- Hungup 'Zap/1-1'
>
>
> What causes these? Should I be worried? Last time I wasn't paying attention
> asterisk crashes on these.

One possible cause is an attempt to delete the scheduled
entry from *within* the function call registered at that
entry -- you can't delete yourself.  Another cause might be
having ast_sched_del called twice on the same entry.

I don't think it's anything critical.  Seems like a bug in
chan_sip.

--Chris


-- 
Chris Maj, Rochester
cmaj_at_freedomcorpse_dot_com
Pronunciation Guide: Maj == May