valgrind.supp

{
  suppress not removing the mutex debug watchdog task: this should exist forever
  Memcheck:Leak
  match-leak-kinds: possible
  fun:calloc
  ...
  fun:uPortTaskCreate
  fun:uMutexDebugWatchdog
  fun:appTask
  fun:uPortPlatformStart
  fun:main
}
{
  suppress not removing the mutex that protects mutex debug: this should exist forever
  Memcheck:Leak
  match-leak-kinds: definite
  fun:malloc
  fun:pUPortMalloc
  fun:_uPortMutexCreate
  fun:uMutexDebugCreate
  ...
}
{
  the very first timer that is created results in a helper task being created that is never destroyed: ubxlib only runs any timers in the port tests, suppress the loss of stack there
  Memcheck:Leak
  match-leak-kinds: possible
  ...
  fun:allocate_stack
  ...
  fun:__start_helper_thread
  fun:__pthread_once_slow
  ...
  fun:timer_create
  fun:uPortTimerCreate
  ...
  fun:runFunction
  ...
}
{
  task that is the inactivity detector
  Memcheck:Leak
  match-leak-kinds: possible
  ...
  fun:allocate_stack
  ...
  fun:uPortTaskCreate
  fun:uDebugUtilsInitInactivityDetector
  ...
}
{
  uDeviceIsValidInstance() deliberately checks a potentially uninitialised integer for a magic number
  Memcheck:Addr4
  fun:uDeviceIsValidInstance
  ...
}