On Fri, 23 Jul 2021 at 11:41, abhijeet inamdar <abhijeetinamdar3...@gmail.com> wrote: > > Hi, > > What information does this give me and how do I need to sort it out? > > after running qemu-system-arm along with -d > in_asm,int,exec,cpu,guest_errors,unimp in the end i get this:
Adding '-d nochain' and '-singlestep' will make the tracing a bit clearer. Or you can use the gdbstub. > Taking exception 4 [Data Abort] > ...with CFSR.PRECISERR and BFAR 0x7ffffd0 > ...BusFault with BFSR.STKERR > ...taking pending nonsecure exception 3 > ---------------- Your program has crashed early in its startup because it tried to dereference an invalid address (0x7ffffd0). You need to debug it to figure out where it got that address from. > IN: HardFault_Handler > 0x00000572: e7fe b #0x572 Your program's handler for HardFault (the exception you get for this data abort) is just "branch to self in a tight loop", so the guest sits there doing nothing further. -- PMM
