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Message-ID: <202410270433.eQTW7j8W-lkp@intel.com>
Date: Sun, 27 Oct 2024 02:49:08 +0800
From: kernel test robot <lkp@...el.com>
To: Antonio Quartulli <antonio@...nvpn.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Donald Hunter <donald.hunter@...il.com>,
Shuah Khan <skhan@...uxfoundation.org>, sd@...asysnail.net,
ryazanov.s.a@...il.com, Andrew Lunn <andrew@...n.ch>
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH net-next v10 09/23] ovpn: implement basic RX path (UDP)
Hi Antonio,
kernel test robot noticed the following build errors:
[auto build test ERROR on 03fc07a24735e0be8646563913abf5f5cb71ad19]
url: https://github.com/intel-lab-lkp/linux/commits/Antonio-Quartulli/netlink-add-NLA_POLICY_MAX_LEN-macro/20241025-173611
base: 03fc07a24735e0be8646563913abf5f5cb71ad19
patch link: https://lore.kernel.org/r/20241025-b4-ovpn-v10-9-b87530777be7%40openvpn.net
patch subject: [PATCH net-next v10 09/23] ovpn: implement basic RX path (UDP)
config: m68k-randconfig-r072-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270433.eQTW7j8W-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270433.eQTW7j8W-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410270433.eQTW7j8W-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/asm-generic/bug.h:5,
from arch/m68k/include/asm/bug.h:32,
from include/linux/bug.h:5,
from include/linux/random.h:6,
from include/linux/net.h:18,
from drivers/net/ovpn/socket.c:10:
drivers/net/ovpn/socket.c: In function 'ovpn_from_udp_sock':
>> drivers/net/ovpn/socket.c:84:32: error: implicit declaration of function 'udp_sk' [-Wimplicit-function-declaration]
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/compiler_types.h:505:9: note: in expansion of macro '__compiletime_assert'
505 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:517:9: note: in expansion of macro '_compiletime_assert'
517 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ovpn/socket.c:84:22: note: in expansion of macro 'READ_ONCE'
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~
>> drivers/net/ovpn/socket.c:84:42: error: invalid type argument of '->' (have 'int')
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/compiler_types.h:505:9: note: in expansion of macro '__compiletime_assert'
505 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:517:9: note: in expansion of macro '_compiletime_assert'
517 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ovpn/socket.c:84:22: note: in expansion of macro 'READ_ONCE'
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~
>> drivers/net/ovpn/socket.c:84:42: error: invalid type argument of '->' (have 'int')
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/compiler_types.h:505:9: note: in expansion of macro '__compiletime_assert'
505 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:517:9: note: in expansion of macro '_compiletime_assert'
517 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ovpn/socket.c:84:22: note: in expansion of macro 'READ_ONCE'
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~
>> drivers/net/ovpn/socket.c:84:42: error: invalid type argument of '->' (have 'int')
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/compiler_types.h:505:9: note: in expansion of macro '__compiletime_assert'
505 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:517:9: note: in expansion of macro '_compiletime_assert'
517 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ovpn/socket.c:84:22: note: in expansion of macro 'READ_ONCE'
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~
>> drivers/net/ovpn/socket.c:84:42: error: invalid type argument of '->' (have 'int')
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/compiler_types.h:505:9: note: in expansion of macro '__compiletime_assert'
505 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:517:9: note: in expansion of macro '_compiletime_assert'
517 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:28: note: in expansion of macro '__native_word'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ovpn/socket.c:84:22: note: in expansion of macro 'READ_ONCE'
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~
>> drivers/net/ovpn/socket.c:84:42: error: invalid type argument of '->' (have 'int')
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/compiler_types.h:505:9: note: in expansion of macro '__compiletime_assert'
505 | __compiletime_assert(condition, msg, prefix, suffix)
| ^~~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:517:9: note: in expansion of macro '_compiletime_assert'
517 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:36:9: note: in expansion of macro 'compiletime_assert'
36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:49:9: note: in expansion of macro 'compiletime_assert_rwonce_type'
49 | compiletime_assert_rwonce_type(x); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ovpn/socket.c:84:22: note: in expansion of macro 'READ_ONCE'
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~
>> drivers/net/ovpn/socket.c:84:42: error: invalid type argument of '->' (have 'int')
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/asm-generic/rwonce.h:44:43: note: in expansion of macro '__unqual_scalar_typeof'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x))
| ^~~~~~~~~~~~~~~~~~~~~~
include/asm-generic/rwonce.h:50:9: note: in expansion of macro '__READ_ONCE'
50 | __READ_ONCE(x); \
| ^~~~~~~~~~~
drivers/net/ovpn/socket.c:84:22: note: in expansion of macro 'READ_ONCE'
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~
>> drivers/net/ovpn/socket.c:84:42: error: invalid type argument of '->' (have 'int')
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/asm-generic/rwonce.h:50:9: note: in expansion of macro '__READ_ONCE'
50 | __READ_ONCE(x); \
| ^~~~~~~~~~~
drivers/net/ovpn/socket.c:84:22: note: in expansion of macro 'READ_ONCE'
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~
>> drivers/net/ovpn/socket.c:84:59: error: 'UDP_ENCAP_OVPNINUDP' undeclared (first use in this function)
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~~~~~~~~~~~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
drivers/net/ovpn/socket.c:84:59: note: each undeclared identifier is reported only once for each function it appears in
84 | if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
| ^~~~~~~~~~~~~~~~~~~
include/linux/compiler.h:77:45: note: in definition of macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
vim +/udp_sk +84 drivers/net/ovpn/socket.c
76
77 /* Retrieve the corresponding ovpn object from a UDP socket
78 * rcu_read_lock must be held on entry
79 */
80 struct ovpn_struct *ovpn_from_udp_sock(struct sock *sk)
81 {
82 struct ovpn_socket *ovpn_sock;
83
> 84 if (unlikely(READ_ONCE(udp_sk(sk)->encap_type) != UDP_ENCAP_OVPNINUDP))
85 return NULL;
86
87 ovpn_sock = rcu_dereference_sk_user_data(sk);
88 if (unlikely(!ovpn_sock))
89 return NULL;
90
91 /* make sure that sk matches our stored transport socket */
92 if (unlikely(!ovpn_sock->sock || sk != ovpn_sock->sock->sk))
93 return NULL;
94
95 return ovpn_sock->ovpn;
96 }
97
--
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https://github.com/intel/lkp-tests/wiki
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