gistfile1.txt

(gdb) break fault.c:_UsageFault:0
Breakpoint 1 at 0x42b4: file /home/tburdick/src/zephyr/arch/arm/core/fault.c, line 334.
(gdb) c
Continuing.

Breakpoint 1, _UsageFault (esf=esf@entry=0x20036200 <sys_work_q_stack+7992>)
    at /home/tburdick/src/zephyr/arch/arm/core/fault.c:334
334		PR_EXC("***** USAGE FAULT *****\n");
(gdb) bt
#0  _UsageFault (esf=esf@entry=0x20036200 <sys_work_q_stack+7992>)
    at /home/tburdick/src/zephyr/arch/arm/core/fault.c:334
#1  0x000044ea in _FaultDump (fault=<optimized out>, esf=0x20036200 <sys_work_q_stack+7992>)
    at /home/tburdick/src/zephyr/arch/arm/core/fault.c:516
#2  _Fault (esf=0x20036200 <sys_work_q_stack+7992>, exc_return=<optimized out>)
    at /home/tburdick/src/zephyr/arch/arm/core/fault.c:633
#3  0x0000468a in __usage_fault () at /home/tburdick/src/zephyr/arch/arm/core/fault_s.S:143
#4  <signal handler called>
#5  0xeeaa31de in ?? ()
#6  0x4000a300 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)