[linux-next:master 6540/7824] net/xfrm/xfrm_interface.c:900: undefined reference to `xfrm4_tunnel_deregister'

Monday, 13 July 2020

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   be978f8feb1d4678b941a3ccf181eea1039110e2
commit: da9bbf0598c9e66b8a46ceabaa6172596795acf2 [6540/7824] xfrm: interface: support IPIP
and IPIP6 tunnels processing with .cb_handler
config: ia64-randconfig-r002-20200713 (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout da9bbf0598c9e66b8a46ceabaa6172596795acf2
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com&gt;

All errors (new ones prefixed by >>):

   ia64-linux-ld: arch/ia64/kernel/elfcore.o: in function
`elf_core_write_extra_phdrs':
   arch/ia64/kernel/elfcore.c:22: undefined reference to `dump_emit'
   ia64-linux-ld: arch/ia64/kernel/elfcore.o: in function
`elf_core_write_extra_data':
   arch/ia64/kernel/elfcore.c:55: undefined reference to `dump_emit'
   ia64-linux-ld: net/xfrm/xfrm_interface.o: in function `xfrmi4_fini':
...
> net/xfrm/xfrm_interface.c:900: undefined reference to
`xfrm4_tunnel_deregister'
> ia64-linux-ld: net/xfrm/xfrm_interface.c:901: undefined reference to
`xfrm4_tunnel_deregister'    ia64-linux-ld: net/xfrm/xfrm_interface.o: in
function `xfrmi4_init':
...
> net/xfrm/xfrm_interface.c:873: undefined reference to
`xfrm4_tunnel_register'
> ia64-linux-ld: net/xfrm/xfrm_interface.c:876: undefined reference to
`xfrm4_tunnel_register'    ia64-linux-ld: net/xfrm/xfrm_interface.c:885:
undefined reference to `xfrm4_tunnel_deregister'

vim +900 net/xfrm/xfrm_interface.c

   858	
   859	static int __init xfrmi4_init(void)
   860	{
   861		int err;
   862	
   863		err = xfrm4_protocol_register(&xfrmi_esp4_protocol, IPPROTO_ESP);
   864		if (err < 0)
   865			goto xfrm_proto_esp_failed;
   866		err = xfrm4_protocol_register(&xfrmi_ah4_protocol, IPPROTO_AH);
   867		if (err < 0)
   868			goto xfrm_proto_ah_failed;
   869		err = xfrm4_protocol_register(&xfrmi_ipcomp4_protocol, IPPROTO_COMP);
   870		if (err < 0)
   871			goto xfrm_proto_comp_failed;
   872	#if IS_ENABLED(CONFIG_INET_XFRM_TUNNEL)
...
 873		err = xfrm4_tunnel_register(&xfrmi_ipip_handler, AF_INET);
   874		if (err < 0)
   875			goto xfrm_tunnel_ipip_failed;
...
 876		err = xfrm4_tunnel_register(&xfrmi_ipip_handler, AF_INET6);
   877		if (err < 0)
   878			goto xfrm_tunnel_ipip6_failed;
   879	#endif
   880	
   881		return 0;
   882	
   883	#if IS_ENABLED(CONFIG_INET_XFRM_TUNNEL)
   884	xfrm_tunnel_ipip6_failed:
   885		xfrm4_tunnel_deregister(&xfrmi_ipip_handler, AF_INET);
   886	xfrm_tunnel_ipip_failed:
   887		xfrm4_protocol_deregister(&xfrmi_ipcomp4_protocol, IPPROTO_COMP);
   888	#endif
   889	xfrm_proto_comp_failed:
   890		xfrm4_protocol_deregister(&xfrmi_ah4_protocol, IPPROTO_AH);
   891	xfrm_proto_ah_failed:
   892		xfrm4_protocol_deregister(&xfrmi_esp4_protocol, IPPROTO_ESP);
   893	xfrm_proto_esp_failed:
   894		return err;
   895	}
   896	
   897	static void xfrmi4_fini(void)
   898	{
   899	#if IS_ENABLED(CONFIG_INET_XFRM_TUNNEL)
...
 900		xfrm4_tunnel_deregister(&xfrmi_ipip_handler, AF_INET6);
 901		xfrm4_tunnel_deregister(&xfrmi_ipip_handler, AF_INET);    902	#endif
   903		xfrm4_protocol_deregister(&xfrmi_ipcomp4_protocol, IPPROTO_COMP);
   904		xfrm4_protocol_deregister(&xfrmi_ah4_protocol, IPPROTO_AH);
   905		xfrm4_protocol_deregister(&xfrmi_esp4_protocol, IPPROTO_ESP);
   906	}
   907	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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