zephyr dlist crash

Ryan Johnson <Ryan.Johnson@...>



I’m seeing zephyr crash w/ an invalid dlist pointer while handling timers.


I’m running mcuboot based on zephyr, so this issue may be mcuboot specific, but I thought I’d ask if anyone has seen this crash before.


[MCUBOOT] [INF] main: Starting bootloader


[MCUBOOT] [INF] boot_status_source: Image 0: magic=good, copy_done=0x1, image_ok=0xff

<LF>[MCUBOOT] [INF] boot_status_source: Scratch: magic=bad, copy_done=0x10, image_ok=0x6b

<LF>[MCUBOOT] [INF] boot_status_source: Boot source: none

<LF>[MCUBOOT] [INF] boot_swap_type: Swap type: revert


***** BUS FAULT *****

<LF>  Executing thread ID (thread): 0x20001658

<LF>  Faulting instruction address:  0x8007704

<LF>  Precise data bus error

<LF>  Address: 0xfe2bf00c


C:\STM32Toolchain\eclipse\plugins\fr.ac6.mcu.externaltools.arm-none.win32_1.13.3.201707031232\tools\compiler\bin>arm-none-eabi-addr2line.exe -e C:\cygwin64\home\sdorjohn\ns\mcuboot\outdir\ns_common\zephyr.elf -a 0x8007704






Thread #1 (Suspended : Signal : SIGINT:Interrupt)           

               k_cpu_idle() at cpu_idle.S:135 0x8006bf0           

               _SysFatalErrorHandler() at sys_fatal_error_handler.c:70 0x8006c8e       

               _Fault() at fault.c:365 0x8006b28            

               __usage_fault() at fault_s.S:108 0x8006c16        

               <signal handler called>() at 0xfffffff1     

               sys_dlist_is_empty() at dlist.h:228 0x8007704   

               sys_dlist_peek_head() at dlist.h:256 0x8007704               

               handle_timeouts() at sys_clock.c:252 0x8007704             

               _nano_sys_clock_tick_announce() at sys_clock.c:377 0x8007704             

               _timer_int_handler() at cortex_m_systick.c:348 0x800224a        

               <signal handler called>() at 0xfffffffd    




Ryan C Johnson
Principal Systems Architect, Intelligent Asset Tracking Business Unit

5950 Nancy Ridge Dr. Ste 500
San Diego, CA 92121 USA

mobile: +1 858 401 3406
email: ryan.johnson@...
web: flex.com


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