linux-kernel - [cel:topic-rpc-with-tls-upcall 18/20] net/sunrpc/xprtsock.c:2315: undefined reference to `tls_client_hello

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Date:   Fri, 4 Feb 2022 20:23:48 +0800
From:   kernel test robot <lkp@...el.com>
To:     Chuck Lever <chuck.lever@...cle.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [cel:topic-rpc-with-tls-upcall 18/20] net/sunrpc/xprtsock.c:2315:
 undefined reference to `tls_client_hello_user'

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux topic-rpc-with-tls-upcall
head:   5a02f5044d5953495b63be854083f501c35e9e11
commit: 7d4a29e2fb46b1ff57accdd5daf93441deaae91c [18/20] SUNRPC: RPC client support for TLS handshake upcall
config: i386-debian-10.3-kselftests (https://download.01.org/0day-ci/archive/20220204/202202042046.FoUgDgV1-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/cel/linux.git/commit/?id=7d4a29e2fb46b1ff57accdd5daf93441deaae91c
        git remote add cel git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux
        git fetch --no-tags cel topic-rpc-with-tls-upcall
        git checkout 7d4a29e2fb46b1ff57accdd5daf93441deaae91c
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   ld: net/sunrpc/xprtsock.o: in function `xs_tcp_tls_handshake_async':
>> net/sunrpc/xprtsock.c:2315: undefined reference to `tls_client_hello_user'
   ld: net/sunrpc/xprtsock.o: in function `xs_tcp_tls_handshake_sync':
   net/sunrpc/xprtsock.c:2268: undefined reference to `tls_client_hello_user'
   pahole: .tmp_vmlinux.btf: No such file or directory
   .btf.vmlinux.bin.o: file not recognized: file format not recognized


vim +2315 net/sunrpc/xprtsock.c

  2300	
  2301	/**
  2302	 * xs_tcp_tls_handshake_async - Start a TLS handshake
  2303	 * @xprt: transport on which to perform handshake
  2304	 *
  2305	 * Return values:
  2306	 *   %0: Handshake initiated; @xprt will be awoken when it's done.
  2307	 *   Negative errno: handshake was not started.
  2308	 */
  2309	static int xs_tcp_tls_handshake_async(struct rpc_xprt *xprt)
  2310	{
  2311		struct sock_xprt *transport =
  2312					container_of(xprt, struct sock_xprt, xprt);
  2313	
  2314		transport->recv.handshake_pending = true;
> 2315		return tls_client_hello_user(transport->sock,
  2316					     xs_tcp_tls_handshake_wake, xprt);
  2317	}
  2318	

---
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