Subject: Re: [PATCH] arch/{mips,sparc,microblaze,powerpc}: Don't enable pagefault/preempt twice

From: Al Viro <[email-masked]>
Date: Fri, 22 May 2020 02:29:50 +0100

On Thu, May 21, 2020 at 06:11:08PM -0700, Guenter Roeck wrote:

> Mainline, with:
> 
> qemu-system-sparc -M SS-4 -kernel arch/sparc/boot/zImage -no-reboot \
> 	-snapshot -drive file=rootfs.ext2,format=raw,if=scsi \
> 	-append "panic=-1 slub_debug=FZPUA root=/dev/sda console=ttyS0"
> 	-nographic -monitor none
> 
> The machine doesn't really matter, though.

It does, unfortunately - try that with SS-10 and watch what happens ;-/