in nxtask_startup (entrypt=0xac41 , argc=1,
argv=0x20005fc0) at sched/task_startup.c:70
#12 0x612a in nxtask_start () at task/task_start.c:114
#13 0x in ?? ()
(gdb)
```
Regards,
Neo
Xu Neo 于2025年1月25日周六 01:33写道：
> It turns out the issue comes from the wrong SP register value gett
It turns out the issue comes from the wrong SP register value getting
restored by python script.
TLDR, If you happen to met that GDB cannot unwind correctly, try set
$sp=$sp+4
The issue is that when an exception happened, armv7-m could push 4 bytes to
stack, to make sure SP is 8bytes aligned.
Se
