Re: [BUG] Random hard lockup with userspace %ip on 7.0-rc5

From: Borislav Petkov

Date: Wed Apr 01 2026 - 11:35:02 EST


On Wed, Apr 01, 2026 at 05:01:00PM +0200, Thomas Gleixner wrote:
> On Tue, Mar 31 2026 at 18:58, Calvin Owens wrote:
> > On Wednesday 03/25 at 17:56 +0100, Thomas Gleixner wrote:
> > The below userspace reproducer consistently triggers the hard lockup
> > on two different machines with an AMD 7950X3D and an AMD 9950X3D CPU.

Do those machines have the latest BIOS?

--
Regards/Gruss,
Boris.

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