[4.0] Child (14959) died signal=6 (core dumped) running test07.vtc

Assert error in child_sigsegv_handler(), mgt/mgt_child.c line 329:\n
  Condition(Segmentation fault by instruction at (nil)) not true.\n
thread = (cache-worker)\n
version = varnish-4.0.3 revision 2d511c9\n
ident = Linux,4.4.0-1-amd64,x86_64,-smalloc,-smalloc,-hcritbit,epoll\n
Backtrace:\n
  0x43d0a7: pan_backtrace+0x19\n
  0x43d468: pan_ic+0x29d\n
  0x45f9dc: mgt_launch_child+0x0\n
  0x7f791a5ebd30: /lib/x86_64-linux-gnu/libpthread.so.0(+0x10d30) [0x7f791a5ebd30]\n
  0x7f79148cfc2c: /home/fgsch/work/varnish/libvmod-curl/src/.libs/libvmod_curl.so(vmod_header_remove+0x5c) [0x7f79148cfc2c]\n
  0x7f79154cfa9e: ./vcl.k0DrhpQU.so(VGC_function_vcl_recv+0x4e) [0x7f79154cfa9e]\n
  0x44d62a: vcl_call_method+0x469\n
  0x44d7c0: VCL_recv_method+0x122\n
  0x444015: cnt_recv+0x5ff\n
  0x444b8b: CNT_Request+0x393\n
req = 0x7f790ac18020 {\n
  sp = 0x7f790ac0d220, vxid = 1073742825,  step = R_STP_RECV,\n
  req_body = R_BODY_NONE,\n
  restarts = 0, esi_level = 0,\n
  sp = 0x7f790ac0d220 {\n
    fd = 13, vxid = 1000,\n
    client = 127.0.0.1 55074,\n
    step = S_STP_WORKING,\n
  },\n
  worker = 0x7f791bd31c80 {\n
    ws = 0x7f791bd31ea0 {\n
      id = "wrk",\n
      {s,f,r,e} = {0x7f791bd31450,0x7f791bd31450,(nil),+2048},\n
    },\n
  VCL::method = RECV,\n
  VCL::return = abandon,\n
  },\n
  ws = 0x7f790ac181b8 {\n
    id = "req",\n
    {s,f,r,e} = {0x7f790ac1a010,+56,(nil),+57360},\n
  },\n
  http[req] = {\n
    ws = 0x7f790ac181b8[req]\n
      "GET",\n
      "/",\n
      "HTTP/1.1",\n
      "X-Forwarded-For: 127.0.0.1",\n
  },\n
  vcl = {\n
    srcname = {\n
      "input",\n
      "Builtin",\n
    },\n
  },\n
},\n
varnish / libvmod-curl

[4.0] Child (14959) died signal=6 (core dumped) running test07.vtc #35
