On Sun, 26 Mar 2023 16:15:57 -0600, Jens Axboe wrote:
> Powerpc sets up PF_KTHREAD and PF_IO_WORKER with a NULL pt_regs, which
> from my (arguably very short) checking is not commonly done for other
> archs. This is fine, except when PF_IO_WORKER's have been created and
> the task does something that causes a coredump to be generated. Then we
> get this crash:
>
> [...]
Applied to powerpc/fixes.
[1/1] powerpc: don't try to copy ppc for task with NULL pt_regs
https://git.kernel.org/powerpc/c/fd7276189450110ed835eb0a334e62d2f1c4e3be
cheers
