[Varnish] #620: error message from varnish "died signal=6<131>Jan 11 03:50:17 varnishd[8785]: Child (8786) Panic message: Assert error in WSL_Flush()"

[Varnish]

#620: error message from varnish "died signal=6<131>Jan 11 03:50:17
varnishd[8785]: Child (8786) Panic message: Assert error in WSL_Flush()"
---------------------------+------------------------------------------------
 Reporter:  sprasad        |        Owner:  kristian
     Type:  defect         |       Status:  assigned
 Priority:  normal         |    Milestone:          
Component:  varnishd       |      Version:  2.0     
 Severity:  normal         |   Resolution:          
 Keywords:  varnish 2.0.4  |  
---------------------------+------------------------------------------------
Comment (by malte):

 Jan 25 10:54:58 RESCUE varnishd[23193]: Child (16886) said Closed fds: 3 4
 5 9 10 12 13
 Jan 25 10:54:58 RESCUE varnishd[23193]: Child (16886) said Child starts
 Jan 25 10:54:58 RESCUE varnishd[23193]: Child (16886) said Ready
 Jan 25 20:42:32 RESCUE varnishd[23193]: Child (16886) died signal=6
 Jan 25 20:42:32 RESCUE varnishd[23193]: child (3719) Started
 Jan 25 20:42:32 RESCUE varnishd[23193]: Child (3719) said Closed fds: 3 4
 5 9 10 12 13
 Jan 25 20:42:32 RESCUE varnishd[23193]: Child (3719) said Child starts
 Jan 25 20:42:32 RESCUE varnishd[23193]: Child (3719) said Ready
 Jan 26 09:31:25 RESCUE varnishd[23193]: Child (3719) died signal=6
 Jan 26 09:31:25 RESCUE varnishd[23193]: child (28911) Started
 Jan 26 09:31:25 RESCUE varnishd[23193]: Child (28911) said Closed fds: 3 4
 5 9 10 12 13
 Jan 26 09:31:25 RESCUE varnishd[23193]: Child (28911) said Child starts
 Jan 26 09:31:25 RESCUE varnishd[23193]: Child (28911) said Ready
 Jan 26 14:21:26 RESCUE varnishd[23193]: Child (28911) died signal=6
 Jan 26 14:21:26 RESCUE varnishd[23193]: child (13806) Started
 Jan 26 14:21:26 RESCUE varnishd[23193]: Child (13806) said Closed fds: 3 4
 5 9 10 12 13
 Jan 26 14:21:26 RESCUE varnishd[23193]: Child (13806) said Child starts
 Jan 26 14:21:26 RESCUE varnishd[23193]: Child (13806) said Ready
 Jan 27 13:56:21 RESCUE varnishd[23193]: Child (13806) died signal=6
 Jan 27 13:56:21 RESCUE varnishd[23193]: child (16155) Started
 Jan 27 13:56:21 RESCUE varnishd[23193]: Child (16155) said Closed fds: 3 4
 5 9 10 12 13
 Jan 27 13:56:21 RESCUE varnishd[23193]: Child (16155) said Child starts
 Jan 27 13:56:21 RESCUE varnishd[23193]: Child (16155) said Ready
 Jan 27 17:54:22 RESCUE varnishd[23193]: Child (16155) died signal=6
 Jan 27 17:54:22 RESCUE varnishd[23193]: child (4576) Started
 Jan 27 17:54:22 RESCUE varnishd[23193]: Child (4576) said Closed fds: 3 4
 5 9 10 12 13
 Jan 27 17:54:22 RESCUE varnishd[23193]: Child (4576) said Child starts
 Jan 27 17:54:22 RESCUE varnishd[23193]: Child (4576) said Ready
 Jan 27 19:11:58 RESCUE varnishd[23193]: Child (4576) died signal=6
 Jan 27 19:11:58 RESCUE varnishd[23193]: child (18905) Started
 Jan 27 19:11:58 RESCUE varnishd[23193]: Child (18905) said Closed fds: 3 4
 5 9 10 12 13
 Jan 27 19:11:58 RESCUE varnishd[23193]: Child (18905) said Child starts
 Jan 27 19:11:58 RESCUE varnishd[23193]: Child (18905) said Ready


 For me it happens regularly...
 lb1:/# varnishd -V
 varnishd (varnish-2.0.6)
 Copyright (c) 2006-2009 Linpro AS / Verdens Gang AS
 lb1:/# uname -a
 Linux lb1 2.6.30-bpo.2-686-bigmem #1 SMP Fri Dec 11 20:33:34 UTC 2009 i686
 GNU/Linux
 lb1:/#

 our vcl includes nothing really special. ( 2 Backendpools & switching
 accordingly + setting file specific cache control headers )

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Ticket URL: <http://varnish-cache.org/ticket/620#comment:3>
Varnish <http://varnish.projects.linpro.no/>
The Varnish HTTP Accelerator