[Bug 192825] Continual Core Dumps vm_page_unwire: wire count is zero

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Mon Jun 1 09:14:21 UTC 2015


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=192825

--- Comment #4 from Masse Nicolas <nicolas.masse at stormshield.eu> ---
FYI :
(kgdb) f 14
#14 0xffffffff807d0836 in vm_page_unwire (m=0xfffffe00d91e90c8, activate=1) at
../../../vm/vm_page.c:2219
2219    ../../../vm/vm_page.c: No such file or directory.
    in ../../../vm/vm_page.c
(kgdb) p *m
$1 = {
  pageq = {
    tqe_next = 0xfffffe00d91a4608, 
    tqe_prev = 0xfffffe00d91a3618
  }, 
  listq = {
    tqe_next = 0x0, 
    tqe_prev = 0xfffffe0004cfc6a0
  }, 
  left = 0x0, 
  right = 0x0, 
  object = 0xfffffe0004cfc658, 
  pindex = 0, 
  phys_addr = 3352719360, 
  md = {
    pv_list = {
      tqh_first = 0xfffffe0004d86040, 
      tqh_last = 0xfffffe0004d86048
    }, 
    pat_mode = 6
  }, 
  queue = 1 '\001', 
  segind = 2 '\002', 
  hold_count = 0, 
  order = 13 '\r', 
  pool = 0 '\0', 
  cow = 0, 
  wire_count = 0, 
  aflags = 3 '\003', 
  flags = 0 '\0', 
  oflags = 0, 
  act_count = 5 '\005', 
  busy = 0 '\0', 
  valid = 255 '�', 
  dirty = 255 '�'
}

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