CC: [email protected]
TO: Kees Cook <[email protected]>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git 
kspp/memcpy/next-20210618/v0
head:   fd2aa2a169de8bde9502e7a2fc48cd03d4bfd996
commit: 3746aacbe47f49230eeff2debae35db8ebf2c09b [24/82] skbuff: Switch 
structure bounds to struct_group()
:::::: branch date: 3 hours ago
:::::: commit date: 3 hours ago
config: s390-randconfig-s032-20210618 (attached as .config)
compiler: s390-linux-gcc (GCC) 9.3.0
reproduce:
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-341-g8af24329-dirty
        # 
https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git/commit/?id=3746aacbe47f49230eeff2debae35db8ebf2c09b
        git remote add kees 
https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git
        git fetch --no-tags kees kspp/memcpy/next-20210618/v0
        git checkout 3746aacbe47f49230eeff2debae35db8ebf2c09b
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=s390 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>


sparse warnings: (new ones prefixed by >>)
   security/tomoyo/environ.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/realpath.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/securityfs_if.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/tomoyo.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/load_policy.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/group.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/memory.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/mount.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/file.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/network.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/gc.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/condition.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/audit.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/util.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/domain.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
--
   security/tomoyo/common.c: note: in included file (through 
include/net/net_namespace.h, include/linux/inet.h, security/tomoyo/common.h):
>> include/linux/skbuff.h:811:1: sparse: sparse: directive in macro's argument 
>> list
   include/linux/skbuff.h:815:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:837:1: sparse: sparse: directive in macro's argument 
list
   include/linux/skbuff.h:841:1: sparse: sparse: directive in macro's argument 
list
   security/tomoyo/common.c:915:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:915:9: sparse:    struct list_head [noderef] __rcu *
   security/tomoyo/common.c:915:9: sparse:    struct list_head *
   security/tomoyo/common.c:915:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:915:9: sparse:    struct list_head [noderef] __rcu *
   security/tomoyo/common.c:915:9: sparse:    struct list_head *
   security/tomoyo/common.c:1600:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1600:9: sparse:    struct list_head [noderef] __rcu 
*
   security/tomoyo/common.c:1600:9: sparse:    struct list_head *
   security/tomoyo/common.c:1600:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1600:9: sparse:    struct list_head [noderef] __rcu 
*
   security/tomoyo/common.c:1600:9: sparse:    struct list_head *
   security/tomoyo/common.c:1622:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1622:9: sparse:    struct list_head [noderef] __rcu 
*
   security/tomoyo/common.c:1622:9: sparse:    struct list_head *
   security/tomoyo/common.c:1622:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1622:9: sparse:    struct list_head [noderef] __rcu 
*
   security/tomoyo/common.c:1622:9: sparse:    struct list_head *
   security/tomoyo/common.c:1803:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1803:9: sparse:    struct list_head [noderef] __rcu 
*
   security/tomoyo/common.c:1803:9: sparse:    struct list_head *
   security/tomoyo/common.c:1807:17: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1807:17: sparse:    struct list_head [noderef] 
__rcu *
   security/tomoyo/common.c:1807:17: sparse:    struct list_head *
   security/tomoyo/common.c:1807:17: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1807:17: sparse:    struct list_head [noderef] 
__rcu *
   security/tomoyo/common.c:1807:17: sparse:    struct list_head *
   security/tomoyo/common.c:1803:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1803:9: sparse:    struct list_head [noderef] __rcu 
*
   security/tomoyo/common.c:1803:9: sparse:    struct list_head *
   security/tomoyo/common.c:1862:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1862:9: sparse:    struct list_head [noderef] __rcu 
*
   security/tomoyo/common.c:1862:9: sparse:    struct list_head *
   security/tomoyo/common.c:1862:9: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   security/tomoyo/common.c:1862:9: sparse:    struct list_head [noderef] __rcu 
*
   security/tomoyo/common.c:1862:9: sparse:    struct list_head *
   security/tomoyo/common.c:948:26: sparse: sparse: dereference of noderef 
expression
   security/tomoyo/common.c:948:26: sparse: sparse: dereference of noderef 
expression
   security/tomoyo/common.c:949:26: sparse: sparse: dereference of noderef 
expression
   security/tomoyo/common.c:949:26: sparse: sparse: dereference of noderef 
expression

vim +811 include/linux/skbuff.h

6a5bcd84e886a9 Ilias Apalodimas     2021-06-07  802  
3746aacbe47f49 Kees Cook            2021-05-17  803     /* Fields enclosed in 
headers group are copied
b1937227316417 Eric Dumazet         2014-09-28  804      * using a single 
memcpy() in __copy_skb_header()
b1937227316417 Eric Dumazet         2014-09-28  805      */
3746aacbe47f49 Kees Cook            2021-05-17  806     struct_group(headers,
ebcf34f3d4be11 Randy Dunlap         2014-10-26  807     /* public: */
4031ae6edb92f7 Alexander Duyck      2012-01-27  808  
233577a22089fa Hannes Frederic Sowa 2014-09-12  809  /* if you move pkt_type 
around you also must adapt those constants */
233577a22089fa Hannes Frederic Sowa 2014-09-12  810  #ifdef 
__BIG_ENDIAN_BITFIELD
233577a22089fa Hannes Frederic Sowa 2014-09-12 @811  #define PKT_TYPE_MAX       
(7 << 5)
233577a22089fa Hannes Frederic Sowa 2014-09-12  812  #else
233577a22089fa Hannes Frederic Sowa 2014-09-12  813  #define PKT_TYPE_MAX       
7
^1da177e4c3f41 Linus Torvalds       2005-04-16  814  #endif
233577a22089fa Hannes Frederic Sowa 2014-09-12  815  #define PKT_TYPE_OFFSET()  
offsetof(struct sk_buff, __pkt_type_offset)
fe55f6d5c0cfec Vegard Nossum        2008-08-30  816  
d2f273f0a92052 Randy Dunlap         2020-02-15  817     /* private: */
233577a22089fa Hannes Frederic Sowa 2014-09-12  818     __u8                    
__pkt_type_offset[0];
d2f273f0a92052 Randy Dunlap         2020-02-15  819     /* public: */
b1937227316417 Eric Dumazet         2014-09-28  820     __u8                    
pkt_type:3;
b1937227316417 Eric Dumazet         2014-09-28  821     __u8                    
ignore_df:1;
b1937227316417 Eric Dumazet         2014-09-28  822     __u8                    
nf_trace:1;
b1937227316417 Eric Dumazet         2014-09-28  823     __u8                    
ip_summed:2;
3853b5841c01a3 Tom Herbert          2010-11-21  824     __u8                    
ooo_okay:1;
8b7008620b8452 Stefano Brivio       2018-07-11  825  
61b905da33ae25 Tom Herbert          2014-03-24  826     __u8                    
l4_hash:1;
a3b18ddb9cc105 Tom Herbert          2014-07-01  827     __u8                    
sw_hash:1;
6e3e939f3b1bf8 Johannes Berg        2011-11-09  828     __u8                    
wifi_acked_valid:1;
6e3e939f3b1bf8 Johannes Berg        2011-11-09  829     __u8                    
wifi_acked:1;
3bdc0eba0b8b47 Ben Greear           2012-02-11  830     __u8                    
no_fcs:1;
77cffe23c1f888 Tom Herbert          2014-08-27  831     /* Indicates the inner 
headers are valid in the skbuff. */
6a674e9c75b17e Joseph Gasparakis    2012-12-07  832     __u8                    
encapsulation:1;
7e2b10c1e52ca3 Tom Herbert          2014-06-04  833     __u8                    
encap_hdr_csum:1;
5d0c2b95bc57cf Tom Herbert          2014-06-10  834     __u8                    
csum_valid:1;
8b7008620b8452 Stefano Brivio       2018-07-11  835  

:::::: The code at line 811 was first introduced by commit
:::::: 233577a22089facf5271ab5e845b2262047c971f net: filter: constify detection 
of pkt_type_offset

:::::: TO: Hannes Frederic Sowa <[email protected]>
:::::: CC: David S. Miller <[email protected]>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]

Attachment: .config.gz
Description: application/gzip

_______________________________________________
kbuild mailing list -- [email protected]
To unsubscribe send an email to [email protected]

Reply via email to