#0  _Watchdog_Tickle (header=0x5db1ec) at ../../../../../../rtems-distribution/cpukit/score/src/watchdogtickle.c:53
#1  0x0009a7f4 in rtems_clock_tick () at ../../../../bare/lib/include/rtems/score/watchdog.inl:113
#2  0x0002b3e0 in Clock_isr (vector=0) at Application/RTEMS/MPC860/BSP/Drivers/Clock/clock.cpp:74
#3  0x00004594 in save_stackframe ()
#4  0x00004594 in save_stackframe ()
Previous frame identical to this frame (corrupt stack?)