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* include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
@ 2024-07-24  6:27 kernel test robot
  0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2024-07-24  6:27 UTC (permalink / raw)
  To: oe-kbuild; +Cc: lkp

:::::: 
:::::: Manual check reason: "low confidence static check warning: include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar"
:::::: 

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Petr Machata <petrm@nvidia.com>
CC: Jakub Kicinski <kuba@kernel.org>
CC: Ido Schimmel <idosch@nvidia.com>
CC: Nikolay Aleksandrov <razor@blackwall.org>
CC: David Ahern <dsahern@kernel.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   786c8248dbd33a5a7a07f7c6e55a7bfc68d2ca48
commit: 4ee2a8cace3fb9a34aea6a56426f89d26dd514f3 net: ipv4: Add a sysctl to set multipath hash seed
date:   6 weeks ago
:::::: branch date: 5 hours ago
:::::: commit date: 6 weeks ago
config: alpha-randconfig-r111-20240724 (https://download.01.org/0day-ci/archive/20240724/202407241429.CIWKIQVa-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.3.0
reproduce: (https://download.01.org/0day-ci/archive/20240724/202407241429.CIWKIQVa-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@intel.com>
| Closes: https://lore.kernel.org/r/202407241429.CIWKIQVa-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   net/ipv6/route.c:2342:39: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] flow_label @@     got restricted __be32 @@
   net/ipv6/route.c:2342:39: sparse:     expected unsigned int [usertype] flow_label
   net/ipv6/route.c:2342:39: sparse:     got restricted __be32
   net/ipv6/route.c: note: in included file (through include/linux/mroute_base.h, include/linux/mroute6.h):
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar

vim +539 include/net/ip_fib.h

3e453ca122d483 Petr Machata 2024-06-07  532  
4ee2a8cace3fb9 Petr Machata 2024-06-07  533  static inline u32 fib_multipath_hash_from_keys(const struct net *net,
4ee2a8cace3fb9 Petr Machata 2024-06-07  534  					       struct flow_keys *keys)
4ee2a8cace3fb9 Petr Machata 2024-06-07  535  {
4ee2a8cace3fb9 Petr Machata 2024-06-07  536  	siphash_aligned_key_t hash_key;
4ee2a8cace3fb9 Petr Machata 2024-06-07  537  	u32 mp_seed;
4ee2a8cace3fb9 Petr Machata 2024-06-07  538  
4ee2a8cace3fb9 Petr Machata 2024-06-07 @539  	mp_seed = READ_ONCE(net->ipv4.sysctl_fib_multipath_hash_seed).mp_seed;
4ee2a8cace3fb9 Petr Machata 2024-06-07  540  	fib_multipath_hash_construct_key(&hash_key, mp_seed);
4ee2a8cace3fb9 Petr Machata 2024-06-07  541  
4ee2a8cace3fb9 Petr Machata 2024-06-07  542  	return flow_hash_from_keys_seed(keys, &hash_key);
4ee2a8cace3fb9 Petr Machata 2024-06-07  543  }
4ee2a8cace3fb9 Petr Machata 2024-06-07  544  #else
3e453ca122d483 Petr Machata 2024-06-07  545  static inline u32 fib_multipath_hash_from_keys(const struct net *net,
3e453ca122d483 Petr Machata 2024-06-07  546  					       struct flow_keys *keys)
3e453ca122d483 Petr Machata 2024-06-07  547  {
3e453ca122d483 Petr Machata 2024-06-07  548  	return flow_hash_from_keys(keys);
3e453ca122d483 Petr Machata 2024-06-07  549  }
4ee2a8cace3fb9 Petr Machata 2024-06-07  550  #endif
3e453ca122d483 Petr Machata 2024-06-07  551  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

^ permalink raw reply	[flat|nested] 4+ messages in thread

* include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
@ 2024-12-20  3:21 kernel test robot
  0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2024-12-20  3:21 UTC (permalink / raw)
  To: Petr Machata
  Cc: oe-kbuild-all, linux-kernel, Jakub Kicinski, Ido Schimmel,
	Nikolay Aleksandrov, David Ahern

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   8faabc041a001140564f718dabe37753e88b37fa
commit: 4ee2a8cace3fb9a34aea6a56426f89d26dd514f3 net: ipv4: Add a sysctl to set multipath hash seed
date:   6 months ago
config: alpha-randconfig-r123-20241220 (https://download.01.org/0day-ci/archive/20241220/202412201151.S8AkrAyC-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 14.2.0
reproduce: (https://download.01.org/0day-ci/archive/20241220/202412201151.S8AkrAyC-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412201151.S8AkrAyC-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   net/ipv4/route.c: note: in included file (through include/linux/module.h):
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   net/ipv4/route.c: note: in included file (through include/linux/mroute_base.h, include/linux/mroute.h):
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar

vim +539 include/net/ip_fib.h

   532	
   533	static inline u32 fib_multipath_hash_from_keys(const struct net *net,
   534						       struct flow_keys *keys)
   535	{
   536		siphash_aligned_key_t hash_key;
   537		u32 mp_seed;
   538	
 > 539		mp_seed = READ_ONCE(net->ipv4.sysctl_fib_multipath_hash_seed).mp_seed;
   540		fib_multipath_hash_construct_key(&hash_key, mp_seed);
   541	
   542		return flow_hash_from_keys_seed(keys, &hash_key);
   543	}
   544	#else
   545	static inline u32 fib_multipath_hash_from_keys(const struct net *net,
   546						       struct flow_keys *keys)
   547	{
   548		return flow_hash_from_keys(keys);
   549	}
   550	#endif
   551	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

^ permalink raw reply	[flat|nested] 4+ messages in thread

* include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
@ 2025-05-30  1:53 kernel test robot
  0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2025-05-30  1:53 UTC (permalink / raw)
  To: Petr Machata
  Cc: oe-kbuild-all, linux-kernel, Jakub Kicinski, Ido Schimmel,
	Nikolay Aleksandrov, David Ahern

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   e0797d3b91de75b6c95b4a0e0649ebd4aac1d9d1
commit: 4ee2a8cace3fb9a34aea6a56426f89d26dd514f3 net: ipv4: Add a sysctl to set multipath hash seed
date:   12 months ago
config: arm64-randconfig-r123-20250529 (https://download.01.org/0day-ci/archive/20250530/202505300908.fNWr1zST-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce: (https://download.01.org/0day-ci/archive/20250530/202505300908.fNWr1zST-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505300908.fNWr1zST-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   net/ipv4/route.c: note: in included file (through include/linux/mroute_base.h, include/linux/mroute.h):
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar

vim +539 include/net/ip_fib.h

   532	
   533	static inline u32 fib_multipath_hash_from_keys(const struct net *net,
   534						       struct flow_keys *keys)
   535	{
   536		siphash_aligned_key_t hash_key;
   537		u32 mp_seed;
   538	
 > 539		mp_seed = READ_ONCE(net->ipv4.sysctl_fib_multipath_hash_seed).mp_seed;
   540		fib_multipath_hash_construct_key(&hash_key, mp_seed);
   541	
   542		return flow_hash_from_keys_seed(keys, &hash_key);
   543	}
   544	#else
   545	static inline u32 fib_multipath_hash_from_keys(const struct net *net,
   546						       struct flow_keys *keys)
   547	{
   548		return flow_hash_from_keys(keys);
   549	}
   550	#endif
   551	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

^ permalink raw reply	[flat|nested] 4+ messages in thread

* include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
@ 2025-07-12  3:41 kernel test robot
  0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2025-07-12  3:41 UTC (permalink / raw)
  To: Petr Machata
  Cc: oe-kbuild-all, linux-kernel, Jakub Kicinski, Ido Schimmel,
	Nikolay Aleksandrov, David Ahern

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   379f604cc3dc2c865dc2b13d81faa166b6df59ec
commit: 4ee2a8cace3fb9a34aea6a56426f89d26dd514f3 net: ipv4: Add a sysctl to set multipath hash seed
date:   1 year, 1 month ago
config: alpha-randconfig-r132-20250712 (https://download.01.org/0day-ci/archive/20250712/202507121128.3JqKpsLP-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.4.0
reproduce: (https://download.01.org/0day-ci/archive/20250712/202507121128.3JqKpsLP-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202507121128.3JqKpsLP-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   net/ipv6/route.c:2342:39: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] flow_label @@     got restricted __be32 @@
   net/ipv6/route.c:2342:39: sparse:     expected unsigned int [usertype] flow_label
   net/ipv6/route.c:2342:39: sparse:     got restricted __be32
   net/ipv6/route.c: note: in included file (through include/linux/mroute_base.h, include/linux/mroute6.h):
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast to non-scalar
>> include/net/ip_fib.h:539:19: sparse: sparse: cast from non-scalar

vim +539 include/net/ip_fib.h

   532	
   533	static inline u32 fib_multipath_hash_from_keys(const struct net *net,
   534						       struct flow_keys *keys)
   535	{
   536		siphash_aligned_key_t hash_key;
   537		u32 mp_seed;
   538	
 > 539		mp_seed = READ_ONCE(net->ipv4.sysctl_fib_multipath_hash_seed).mp_seed;
   540		fib_multipath_hash_construct_key(&hash_key, mp_seed);
   541	
   542		return flow_hash_from_keys_seed(keys, &hash_key);
   543	}
   544	#else
   545	static inline u32 fib_multipath_hash_from_keys(const struct net *net,
   546						       struct flow_keys *keys)
   547	{
   548		return flow_hash_from_keys(keys);
   549	}
   550	#endif
   551	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2025-07-12  3:41 UTC | newest]

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