[Varnish] #1607: Assert error in SES_ScheduleReq(), cache/cache_session.c line 229

[Varnish]

#1607: Assert error in SES_ScheduleReq(), cache/cache_session.c line 229
----------------------+--------------------
 Reporter:  coredump  |       Owner:  phk
     Type:  defect    |      Status:  new
 Priority:  normal    |   Milestone:
Component:  varnishd  |     Version:  4.0.2
 Severity:  normal    |  Resolution:
 Keywords:            |
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Comment (by Jay):

 I get the same assert error, several times a day

 {{{
 Oct 15 10:19:42 p4-varnish01 varnishd[1907]: Child (1236) Panic message:
 Assert error in SES_ScheduleReq(), cache/cache_session.c line 229:
 Condition((sp)->magic == 0x2c2f9c5a) n
 ot true. thread = (cache-worker) ident =
 Linux,3.14.11,x86_64,-smalloc,-smalloc,-hcritbit,epoll
 Backtrace:
 0x434c88: pan_ic+0xd8   0x43dcbd: SES_ScheduleReq+0x18d
 0x425168: hsh_rush+0xb8
 0x427743: HSH_DerefObjCore+0x173
 0x438c83: cnt_deliver+0x363
 0x439209: CNT_Request+0xf9
 0x42d06b: HTTP1_Session+0x43b
 0x43d707: ses_req_pool_task+0x67
 0x4378fe: Pool_Work_Thread+0x36e
 0x44af6d: wrk_thread_real+0xad req = 0x7ff77c1087e0
 {   sp = 0x7ff77c0cdb50, vxid = 4915234,  step = R_STP_DELIVER,   req_body
 = R_BODY_NONE,   restart
 s = 0, esi_level = 0   sp = 0x7ff77c0cdb50 {     fd = 2776, vxid =
 4915233,     client = x.x.x.x 27417,     step = S_STP_WORKING,   },
 worker = 0x7ff78d0d8c70 {     ws = 0x
 7ff78d0d8e80 {       id = "wrk",       {s,f,r,e} =
 {0x7ff78d0d8470,0x7ff78d0d8470,(nil),+2048},     },   VCL::method =
 DELIVER,
 }}}

-- 
Ticket URL: <https://www.varnish-cache.org/trac/ticket/1607#comment:7>
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