[6.1.0-rc3-next-20221104] Boot failure - kernel BUG at mm/memblock.c:519

[Yajun Deng]

November 9, 2022 7:42 PM, "Mike Rapoport" <rppt at linux.ibm.com> wrote:

> Hi Yajun,
> 
> On Wed, Nov 09, 2022 at 11:32:27AM +0000, Yajun Deng wrote:
> 
>> November 9, 2022 6:55 PM, "Sachin Sant" <sachinp at linux.ibm.com> wrote:
>> 
>> On 09-Nov-2022, at 3:55 PM, Yajun Deng <yajun.deng at linux.dev> wrote:
>> 
>> November 9, 2022 6:03 PM, "Yajun Deng" <yajun.deng at linux.dev> wrote:
>> 
>> Hey Mike,
>> 
>> Sorry, this email should be sent to Sachin but not Mike.
>> Please forgive my confusion. So:
>> 
>> Hey Sachin,
>> Can you help me test the attached file?
>> Please use this new patch instead of the one in memblock tree.
>> 
>> Thanks for the fix. With the updated patch kernel boots correctly.
>> 
>> Thanks for your test results.
>> 
>> Hi Mike,
>> Do you have any other suggestions for this patch? If not, I'll send a v3 patch.
> 
> Unfortunately I don't think the new version has much value as it does not
> really eliminate the second loop in case memory allocation is required.
> I'd say the improvement is not worth the churn.
> 
OK, I got it.

>> Tested-by: Sachin Sant <sachinp at linux.ibm.com <sachinp at linux.ibm.com>>
>> 
>> - Sachin
> 
> --
> Sincerely yours,
> Mike.