Thread (16 messages) 16 messages, 6 authors, 2018-10-23

Re: 32-bit PTI with THP = userspace corruption

From: Joerg Roedel <hidden>
Date: 2018-08-30 20:55:32
Also in: lkml

Hi Meelis,

On Thu, Aug 30, 2018 at 09:09:19PM +0300, Meelis Roos wrote:
I am seeing userland corruption and application crashes on multiple 
32-bit machines with 4.19-rc1+git. The machines vary: PII, PIII, P4. 
They are all Intel. AMD Duron/Athlon/AthlonMP have been fine in my tests 
so far (may be configuration dependent).
Thanks for the report! I'll try to reproduce the problem tomorrow and
investigate it. Can you please check if any of the kernel configurations
that show the bug has CONFIG_X86_PAE set? If not, can you please test
if enabling this option still triggers the problem?

Thanks,

	Joerg
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