[Varnish] #1641: Assert error in vbf_stp_startfetch()

[Varnish]

#1641: Assert error in vbf_stp_startfetch()
--------------------------+--------------------
 Reporter:  llavaud       |       Owner:
     Type:  defect        |      Status:  new
 Priority:  normal        |   Milestone:
Component:  varnishd      |     Version:  trunk
 Severity:  major         |  Resolution:
 Keywords:  assert error  |
--------------------------+--------------------

Comment (by llavaud):

 Hello,

 I am using varnish trunk on a debian wheezy server.

 The varnish child regularly died with the following error log:

 {{{
 Dec  1 14:00:22 webcache14 varnishd[951953]: Child (951972) Panic message:
 Assert error in vbf_stp_startfetch(), cache/cache_fetch.c line 373:
   Condition((bo->do_esi) == 0) not true.
 thread = (cache-worker)
 version = varnish-trunk revision fb25963
 ident = Linux,3.2.0-4-amd64,x86_64,-sfile,-smalloc,-hcritbit,epoll
 Backtrace:
   0x434424: pan_ic+0x134
   0x423186: vbf_stp_startfetch+0x936
   0x423c7a: vbf_fetch_thread+0xaba
   0x436c37: Pool_Work_Thread+0x357
   0x449ac3: WRK_Thread+0x103
   0x4359bb: pool_thread+0x2b
   0x7f7272012b50: /lib/x86_64-linux-gnu/libpthread.so.0(+0x6b50)
 [0x7f7272012b50]
   0x7f7271d5c7bd: /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)
 [0x7f7271d5c7bd]
   busyobj = 0x7f5955ab8020 {
     ws = 0x7f5955ab80e0 {
       id = "bo",
       {s,f,r,e} = {0x7f5955ab9fa0,+8456,(nil),+254072},
     },
   refcnt = 2
   retries = 1
   failed = 0
   state = 1
     is_do_esi
     is_do_gzip
     is_do_stream
     bodystatus = 2 (chunked),
     },
     http[bereq] = {
       ws = 0x7f5955ab80e0[bo]
         "GET",
         "/myuri/",
         "HTTP/1.1",
         "User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:33.0) Gecko/20100101
 Firefox/33.0",
         "Accept:
 text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
         "Accept-Language: fr,fr-fr;q=0.8,en-us;q=0.5,en;q=0.3",
         "Referer: http://myhost/myuri/",
         "Host: myhost",
         "Surrogate-Capability: abc=ESI/1.0",
         "X-Forwarded-For: 2.6.130.156, 2.6.130.156",
         "Cookie: xtvrn=$522534$; xtan=-; xtant=1; testcookie=123;
 A2DCAPPV2=114546%3A1417438853%3A88849054;
 A2DCAPPVBD2=114546%3A1417438853%3A88849054; ",
         "X-Varnish: 163843",
         "X-Varnish: 393217",
     },
     http[beresp] = {
       ws = 0x7f5955ab80e0[bo]
         "HTTP/1.1",
         "200",
         "OK",
         "Date: Mon, 01 Dec 2014 13:00:21 GMT",
         "Server: Apache",}}}

-- 
Ticket URL: <https://www.varnish-cache.org/trac/ticket/1641#comment:1>
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