Re: [tip:sched/core] [sched/fair] 79104becf4: BUG:kernel_NULL_pointer_dereference,address

[Peter Zijlstra]

On Mon, Oct 27, 2025 at 02:55:16PM +0100, Peter Zijlstra wrote:

> > May I know if you are using the kernel config 0day attached?
> > I found that the config 0day attached
> > (https://download.01.org/0day-ci/archive/20251021/202510211205.1e0f5223-lkp@xxxxxxxxx/config-6.18.0-rc1-00001-g79104becf42b)
> > has
> > CONFIG_IA32_EMULATION=y
> > CONFIG_IA32_EMULATION_DEFAULT_DISABLED=y

Yep, deleting that entry makes it all work. You might want to fix the
robot :-)

> > CONFIG_COMPAT_32=y
> > CONFIG_COMPAT=y
> > 
> > It is suspected that the filesystem provided by lkp is 32bits, might
> > need Oliver's confirm.
> 
> It was certainly meant to be that config -- let be double check that.