SV = PV(0x5b5d1f3fdee0) at 0x5b5d1f439bc8
  REFCNT = 1
  FLAGS = (POK,pPOK)
  PV = 0x5b5d1f441580 "xxx[...]xxx"\0
  CUR = 1000
  LEN = 1001
SV = PV(0x5b5d1f3fdee0) at 0x5b5d1f439bc8
  REFCNT = 1
  FLAGS = (POK,pPOK)
  PV = 0x5b5d1f441580 "abc"\0    <-- Same buffer
  CUR = 3
  LEN = 1001                     <-- Same size