[Varnish] #1675: Condition((vbc->in_waiter) != 0) not true.

[Varnish]

#1675: Condition((vbc->in_waiter) != 0) not true.
----------------------------------+----------------------------------
 Reporter:  zaterio@…             |       Owner:  phk
     Type:  defect                |      Status:  needinfo
 Priority:  normal                |   Milestone:  Varnish 4.0 release
Component:  varnishd              |     Version:  trunk
 Severity:  normal                |  Resolution:
 Keywords:  in_waiter tcp_handle  |
----------------------------------+----------------------------------

Comment (by lkarsten):

 Got a panic with -Wpoll as well:

 {{{
 Last panic at: Thu, 18 Jun 2015 07:19:15 GMT
 Assert error in VBT_Close(), cache/cache_backend_tcp.c line 321:
   Condition(vbc->state == VBC_STATE_USED) not true.
 thread = (cache-worker)
 version = varnish-trunk revision 25ae15e
 ident =
 Linux,3.13.0-55-generic,x86_64,-junix,-smalloc,-smalloc,-hcritbit,poll
 Backtrace:
   0x43ab27: pan_backtrace+0x19
   0x43af0f: pan_ic+0x299
   0x4157bc: VBT_Close+0x109
   0x410541: vbe_dir_finish+0x2a3
   0x410a93: vbe_dir_gethdrs+0x399
   0x41bcc1: VDI_GetHdr+0x140
   0x4260db: vbf_stp_startfetch+0x333
   0x428a01: vbf_fetch_thread+0x3af
   0x455657: Pool_Work_Thread+0x51d
   0x454287: WRK_Thread+0x2a9
   busyobj = 0x7f1c5589c020 {
     ws = 0x7f1c5589c0e0 {
       id = "bo",
       {s,f,r,e} = {0x7f1c5589df98,+224,(nil),+57440},
     },
   refcnt = 2
   retries = 0
   failed = 0
   state = 1
   flags = {
     do_stream
     do_pass
     uncacheable
   }
     bodystatus = 0 (none),
     },
     http[bereq] = {
       ws = 0x7f1c5589c0e0[bo]
         "POST",
         "/pdf/IPV6WHY.PDF",
         "HTTP/1.1",
         "User-Agent: Mozilla/5.0",
         "Accept: */*",
         "Content-Type: application/x-www-form-urlencoded",
         "Host: hyse.org",
         "Content-Length: 395",
         "X-Forwarded-For: 61.164.253.70",
         "X-Varnish: 65709",
     },
     http[beresp] = {
       ws = 0x7f1c5589c0e0[bo]
     },
   objcore (FETCH) = 0x7f1c540f2d80 {
     refcnt = 2
     flags = 0x102
     objhead = 0x7f1c668ef500
     stevedore = (nil)
   }
   }

 }}}

-- 
Ticket URL: <https://www.varnish-cache.org/trac/ticket/1675#comment:27>
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