----- Am 19. Feb 2018 um 16:33 schrieb Matthew J Fletcher [email protected]:
> For those interested the callstack looks like this; > > bsp_fatal_extension() at bspclean.c:32 0x700d42ba > _User_extensions_Iterate() at userextiterate.c:175 0x700ef42a > _User_extensions_Fatal() at userextimpl.h:307 0x700eb9b2 > _Terminate() at interr.c:35 0x700eb9b2 > _Internal_error() at interr.c:52 0x700eb9e2 > _Thread_Do_dispatch() at threaddispatch.c:186 0x700edd0a > _Thread_Dispatch_enable() at threaddispatch.h:227 0x700ef0f8 > _Thread_Change_life() at threadrestart.c:684 0x700ef0f8 > _Thread_Set_life_protection() at threadrestart.c:691 0x700ef10c > _API_Mutex_Lock() at apimutexlock.c:29 0x700eae86 > _RTEMS_Lock_allocator() at allocatormutex.c:26 0x700eae6a > _Region_Get_and_lock() at regionimpl.h:76 0x700e9cdc > rtems_region_get_segment() at regiongetsegment.c:68 0x700e9cdc > ... > ... some of my code ... > ... > _Thread_Handler() at threadhandler.c:134 0x700edde2 > _Thread_Get() at threadget.c:38 0x700edda8 > > Its not clear to me what the issue might be. You call rtems_regions_get_segment() at thread context with interrupts disabled. This is potentially very bad for interrupt latency in general and undefined behaviour on ARMv7-M (thus the fatal error to avoid tedious debugging). _______________________________________________ users mailing list [email protected] http://lists.rtems.org/mailman/listinfo/users
