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Bug#1103397: [stable 6.12+] x86/pkeys: Simplify PKRU update in signal frame

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From Greg KH <gregkh@linuxfoundation.org>
Newsgroups linux.debian.bugs.dist, linux.debian.kernel
Subject Bug#1103397: [stable 6.12+] x86/pkeys: Simplify PKRU update in signal frame
Date Fri, 20 Jun 2025 18:30:01 +0200
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On Fri, Jun 20, 2025 at 05:56:29PM +0200, Greg KH wrote:
> On Sun, Jun 15, 2025 at 09:25:57PM +0200, Ben Hutchings wrote:
> > Hi stable maintainers,
> > 
> > Please apply commit d1e420772cd1 ("x86/pkeys: Simplify PKRU update in
> > signal frame") to the stable branches for 6.12 and later.
> > 
> > This fixes a regression introduced in 6.13 by commit ae6012d72fa6
> > ("x86/pkeys: Ensure updated PKRU value is XRSTOR'd"), which was also
> > backported in 6.12.5.
> 
> Now queued up, thanks.

Nope, this broke the build on 6.12.y and 6.15.y, so now dropped.  How
did you test this?

greg k-h

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Thread

Bug#1103397: [stable 6.12+] x86/pkeys: Simplify PKRU update in signal frame Ben Hutchings <ben@decadent.org.uk> - 2025-06-15 22:10 +0200
  Bug#1103397: [stable 6.12+] x86/pkeys: Simplify PKRU update in signal frame Greg KH <gregkh@linuxfoundation.org> - 2025-06-20 18:10 +0200
    Bug#1103397: [stable 6.12+] x86/pkeys: Simplify PKRU update in signal frame Greg KH <gregkh@linuxfoundation.org> - 2025-06-20 18:30 +0200
      Bug#1103397: [stable 6.12+] x86/pkeys: Simplify PKRU update in signal frame Ben Hutchings <ben@decadent.org.uk> - 2025-06-25 00:30 +0200
        Bug#1103397: [stable 6.12+] x86/pkeys: Simplify PKRU update in signal frame Greg KH <gregkh@linuxfoundation.org> - 2025-07-02 10:10 +0200

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