[Varnish] #555: died signal=6 , panic and restart every few sec. to min.

[Varnish]

#555: died signal=6  , panic and restart every few sec. to min.
--------------------+-------------------------------------------------------
 Reporter:  skyfox  |        Type:  defect 
   Status:  new     |    Priority:  highest
Milestone:          |   Component:  build  
  Version:  trunk   |    Severity:  normal 
 Keywords:          |  
--------------------+-------------------------------------------------------
 Plz help, anyone have idea howto solve this problem ?


 varnishd -a 0.0.0.0:80 -T 127.0.0.1:3500 -p client_http11=on -f vconf2 -s
 file,/usr/local/varnish/cache.bin,80G -h classic,500009 -p
 listen_depth=4096 -p obj_workspace=32768 -p sess_workspace=32768 -p
 send_timeout=327


 I got this message from /var/log/messages

 Sep 20 21:26:36 x2 varnishd[21933]: Child (21934) died signal=6
 Sep 20 21:26:36 x2 varnishd[21933]: Child (21934) Panic message: Assert
 error in VRT_IP_string(), cache_vrt.c line 693:   Condition((p =
 WS_Alloc(sp->http->ws, len)) != 0) nlient = 211.74.185.119:2909,   step =
 STP_RECV,   handling = error,   err_code = 503, err_reason = (null),   ws
 = 0x2abeb5926078 { overflow     id = "sess",     {s,f,r,e} = cname = {
 "input",         "Default",       },     }, },


 Sep 20 21:26:36 x2 varnishd[21933]: child (21952) Started
 Sep 20 21:26:36 x2 varnishd[21933]: Child (21952) said Closed fds: 4 5 8 9
 11 12
 Sep 20 21:26:36 x2 varnishd[21933]: Child (21952) said Child starts
 Sep 20 21:26:36 x2 varnishd[21933]: Child (21952) said managed to mmap
 85899345920 bytes of 85899345920
 Sep 20 21:26:36 x2 varnishd[21933]: Child (21952) said Ready
 Sep 20 21:28:10 x2 varnishd[21933]: Child (21952) died signal=6
 Sep 20 21:28:10 x2 varnishd[21933]: Child (21952) Panic message: Assert
 error in WS_Release(), cache_ws.c line 170:   Condition(bytes <= ws->e -
 ws->f) not true.  thread = (10:32759,   step = STP_RECV,   handling =
 error,   err_code = 503, err_reason = (null),   ws = 0x2abeb5a65078 {
 id = "sess",     {s,f,r,e} = {0x2abeb5a65808,,+32738,+32
 "Default",       },     }, },


 Thanks alot

-- 
Ticket URL: <http://varnish.projects.linpro.no/ticket/555>
Varnish <http://varnish.projects.linpro.no/>
The Varnish HTTP Accelerator