Re: [syzbot] [net?] BUG: Bad page state in bpf_test_run_xdp_live

[Toke Høiland-Jørgensen <toke@xxxxxxxxxx>]

#syz test

--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -246,6 +246,7 @@ static void reset_ctx(struct xdp_page_head *head)
        head->ctx.data_meta = head->orig_ctx.data_meta;
        head->ctx.data_end = head->orig_ctx.data_end;
        xdp_update_frame_from_buff(&head->ctx, head->frame);
+       head->frame->mem = head->orig_ctx.rxq->mem;
 }
 
 static int xdp_recv_frames(struct xdp_frame **frames, int nframes,