[Varnish] #1054: Child not responding to CLI, killing it

[Varnish]

#1054: Child not responding to CLI, killing it
---------------------------+-----------------------
 Reporter:  scorillo       |       Owner:  lkarsten
     Type:  defect         |      Status:  reopened
 Priority:  normal         |   Milestone:
Component:  documentation  |     Version:  3.0.2
 Severity:  normal         |  Resolution:
 Keywords:                 |
---------------------------+-----------------------

Comment (by igorm):

 Similar problem few minutes ago but on different server

 {{{
 Jun  6 18:08:16 mweb1 varnishd[1278]: Child (1279) not responding to CLI,
 killing it.
 Jun  6 18:08:16 mweb1 varnishd[1278]: Child (1279) not responding to CLI,
 killing it.
 Jun  6 18:08:16 mweb1 varnishd[1278]: Child (1279) died signal=6 (core
 dumped)
 }}}

 After the warning in syslog, i also saw next exception but it's probably a
 different issue

 {{{
 Jun  6 18:08:16 mweb1 varnishd[1278]: Child (1279) Panic message: Assert
 error in vfp_esi_bytes_gg(), cache_esi_fetch.c line 274:#012  Condition(i
 >= VGZ_OK) not true.#012thread = (cache-worker)#012id
 ent =
 Linux,3.2.0-23-generic,x86_64,-smalloc,-smalloc,-hcritbit,epoll#012Backtrace:#012
 0x4310e5: /usr/sbin/varnishd() [0x4310e5]#012  0x41e76d:
 /usr/sbin/varnishd() [0x41e76d]#012  0x41e908: /usr/sbin/v
 arnishd() [0x41e908]#012  0x4257ac: /usr/sbin/varnishd(FetchBody+0x2ec)
 [0x4257ac]#012  0x4175c8: /usr/sbin/varnishd() [0x4175c8]#012  0x4192ed:
 /usr/sbin/varnishd(CNT_Session+0xdad) [0x4192ed]#012  0x432
 ee5: /usr/sbin/varnishd() [0x432ee5]#012  0x7f2edbfe0e9a: /lib/x86_64
 -linux-gnu/libpthread.so.0(+0x7e9a) [0x7f2edbfe0e9a]#012  0x7f2edbd0e4bd:
 /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d) [0x7f2edbd0e4bd]#
 012sp = 0x7f2ed3844008 {#012  fd = 15, id = 15, xid = 1585814891,#012
 client = 77.247.201.44 47308,#012  step = STP_FETCHBODY,#012  handling =
 hit_for_pass,#012  err_code = 206, err_reason = (null),#012
  restarts = 0, esi_level = 0#012  flags =  do_esi is_gzip#012  bodystatus
 = 4#012  ws = 0x7f2ed3844080 { #012    id = "sess",#012    {s,f,r,e} =
 {0x7f2ed3844c78,+584,(nil),+262144},#012  },#012...
 }}}

-- 
Ticket URL: <https://www.varnish-cache.org/trac/ticket/1054#comment:22>
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