Undefined instruction error on Cortex A57 (aarch64) in init process

Pankaj Jangra jangra.pankaj9 at gmail.com
Thu Oct 1 02:01:22 PDT 2015

On Thu, Oct 1, 2015 at 2:24 PM, Arnd Bergmann <arnd at arndb.de> wrote:
> On Thursday 01 October 2015 13:02:46 Pankaj Jangra wrote:
>> In android system, after system is running for long time say 10 hour,
>> some time i am hitting below
>> traces:
>>  init[1]: undefined instruction: pc=0000000000401624
>> Code: 1a9f00c2 aa1703e0 2a1603e1 9400e1bf (6b1f001f)
>> Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000004
> Is it always the same address that causes the invalid instruction?
> This is the main loop of the init process, so it clearly got executed
> correctly before.
>         Arnd

Yes Arnd, it always hits the same address. True, It must have been
executed lots of time.

-Pankaj Kumar

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