Re: [syzbot] [kernel?] linux-next test error: WARNING: locking bug in change_page_attr_set_clr

From: Borislav Petkov

Date: Tue Jul 21 2026 - 11:09:50 EST


On Tue, Jul 21, 2026 at 03:03:41PM +0100, Lorenzo Stoakes (ARM) wrote:
> You mean the series that changes core mm and has strict dependencies on core mm
> changes and solves issues elsewhere than x86 CPA, that one should have gone
> through the x86 tree?

We do immutable branches for things like that. For example.

Bottom line is, there needs to be synchronization across trees when they touch
the same file.

--
Regards/Gruss,
Boris.

https://people.kernel.org/tglx/notes-about-netiquette