Re: "swap_free: Bad swap file entry" and "BUG: Bad page map in process" but no swap configured

From: Huaitong Han
Date: Mon Nov 20 2017 - 04:07:37 EST

Hi, Chris

I have met the same issue too, did you have found out the root cause ?

Thanks a lot.

Huaitong Han

2016-10-12 0:02 GMT+08:00 Chris Friesen <chris.friesen@xxxxxxxxxxxxx>:
> On 10/08/2016 02:05 AM, Hillf Danton wrote:
>> On Friday, October 07, 2016 5:01 AM Chris Friesen
>>> I have Linux host running as a kvm hypervisor. It's running CentOS. (So
>>> the
>>> kernel is based on 3.10 but with loads of stuff backported by RedHat.) I
>>> realize this is not a mainline kernel, but I was wondering if anyone is
>>> aware of
>>> similar issues that had been fixed in mainline.
>> Hey, dunno if you're looking for commit
>> 6dec97dc929 ("mm: move_ptes -- Set soft dirty bit depending on pte
>> type")
>> Hillf
> CONFIG_MEM_SOFT_DIRTY doesn't exist in our kernel so I don't think this is
> the issue. Thanks for the suggestion though.
> Chris