Re: [PATCH 1/2] bpf: Add bpf_has_frame_pointer()

From: Josh Poimboeuf
Date: Tue Dec 02 2025 - 18:13:48 EST


On Tue, Dec 02, 2025 at 10:19:18AM -0800, Josh Poimboeuf wrote:
> @@ -3299,6 +3304,8 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, void *rw_im
> }
> EMIT1(0x55); /* push rbp */
> EMIT3(0x48, 0x89, 0xE5); /* mov rbp, rsp */
> + im->ksym.fp_start = prog - (u8 *)rw_image;

CI is reporting NULL pointer deref here, @im can be NULL. Will fix.

--
Josh