On Tue, 23 Jan 2024 at 02:12, Kees Cook <keesc...@chromium.org> wrote:
>
> The common pattern in arm is to emit a "8<--- cut here ---" line for
> faults, but it was missing for do_PrefetchAbort(). Add it.
>
> Cc: "Russell King (Oracle)" <rmk+ker...@armlinux.org.uk>
> Cc: Ard Biesheuvel <a...@kernel.org>
> Cc: Wang Kefeng <wangkefeng.w...@huawei.com>
> Cc: Ben Hutchings <b...@decadent.org.uk>
> Cc: linux-arm-ker...@lists.infradead.org
> Signed-off-by: Kees Cook <keesc...@chromium.org>
Acked-by: Ard Biesheuvel <a...@kernel.org>
> ---
> arch/arm/mm/fault.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
> index e96fb40b9cc3..e804432e905e 100644
> --- a/arch/arm/mm/fault.c
> +++ b/arch/arm/mm/fault.c
> @@ -586,6 +586,7 @@ do_PrefetchAbort(unsigned long addr, unsigned int ifsr,
> struct pt_regs *regs)
> if (!inf->fn(addr, ifsr | FSR_LNX_PF, regs))
> return;
>
> + pr_alert("8<--- cut here ---\n");
> pr_alert("Unhandled prefetch abort: %s (0x%03x) at 0x%08lx\n",
> inf->name, ifsr, addr);
>
> --
> 2.34.1
>
