r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000040)={0x0, 0x3}, 0x4)
syz_emit_ethernet(0x32, &(0x7f0000000540)={@dev, @local, @val, {@mpls_uc={0x8847, {[], @ipv4=@icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @loopback, @empty}, @info_request}}}}}, 0x0)