tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 92ed301919932f777713b9172e525674157e983d commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces date: 6 weeks ago config: openrisc-randconfig-s031-20200728 (attached as .config) compiler: or1k-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: v0.6.2-94-geb6779f6-dirty git checkout 670d0a4b10704667765f7d18f7592993d02783aa # 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__' ARCH=openrisc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/net/hamradio/6pack.c:706:23: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected int *__pu_addr @@
>> got int [noderef] __user * @@
drivers/net/hamradio/6pack.c:706:23: sparse: expected int *__pu_addr
>> drivers/net/hamradio/6pack.c:706:23: sparse: got int [noderef] __user *
>> drivers/net/hamradio/6pack.c:710:21: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected int const *__gu_addr
>> @@ got int [noderef] __user * @@
drivers/net/hamradio/6pack.c:710:21: sparse: expected int const
*__gu_addr
drivers/net/hamradio/6pack.c:710:21: sparse: got int [noderef] __user *
drivers/net/hamradio/6pack.c: note: in included file:
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
drivers/net/hamradio/6pack.c: note: in included file (through
include/linux/uaccess.h):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
--
>> net/bluetooth/rfcomm/sock.c:659:21: sparse: sparse: incorrect type in
>> initializer (different address spaces) @@ expected unsigned int const
>> *__gu_addr @@ got unsigned int [noderef] [usertype] __user * @@
net/bluetooth/rfcomm/sock.c:659:21: sparse: expected unsigned int const
*__gu_addr
net/bluetooth/rfcomm/sock.c:659:21: sparse: got unsigned int [noderef]
[usertype] __user *
net/bluetooth/rfcomm/sock.c:735:21: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned int const
*__gu_addr @@ got unsigned int [noderef] [usertype] __user * @@
net/bluetooth/rfcomm/sock.c:735:21: sparse: expected unsigned int const
*__gu_addr
net/bluetooth/rfcomm/sock.c:735:21: sparse: got unsigned int [noderef]
[usertype] __user *
net/bluetooth/rfcomm/sock.c:767:13: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected int const *__gu_addr @@
got int [noderef] __user *optlen @@
net/bluetooth/rfcomm/sock.c:767:13: sparse: expected int const *__gu_addr
net/bluetooth/rfcomm/sock.c:767:13: sparse: got int [noderef] __user
*optlen
net/bluetooth/rfcomm/sock.c:797:21: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned int *__pu_addr
@@ got unsigned int [noderef] [usertype] __user * @@
net/bluetooth/rfcomm/sock.c:797:21: sparse: expected unsigned int
*__pu_addr
net/bluetooth/rfcomm/sock.c:797:21: sparse: got unsigned int [noderef]
[usertype] __user *
net/bluetooth/rfcomm/sock.c:845:13: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected int const *__gu_addr @@
got int [noderef] __user *optlen @@
net/bluetooth/rfcomm/sock.c:845:13: sparse: expected int const *__gu_addr
net/bluetooth/rfcomm/sock.c:845:13: sparse: got int [noderef] __user
*optlen
net/bluetooth/rfcomm/sock.c:872:21: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned int *__pu_addr
@@ got unsigned int [noderef] [usertype] __user * @@
net/bluetooth/rfcomm/sock.c:872:21: sparse: expected unsigned int
*__pu_addr
net/bluetooth/rfcomm/sock.c:872:21: sparse: got unsigned int [noderef]
[usertype] __user *
net/bluetooth/rfcomm/sock.c: note: in included file (through
include/linux/crypto.h, include/crypto/hash.h, include/linux/uio.h, ...):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
net/bluetooth/rfcomm/sock.c: note: in included file (through
include/linux/uaccess.h, include/linux/crypto.h, include/crypto/hash.h, ...):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
net/bluetooth/rfcomm/sock.c: note: in included file (through
include/linux/crypto.h, include/crypto/hash.h, include/linux/uio.h, ...):
include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1
(different address spaces) @@ expected void *to @@ got void [noderef]
__user *to @@
include/linux/uaccess.h:131:38: sparse: expected void *to
include/linux/uaccess.h:131:38: sparse: got void [noderef] __user *to
include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2
(different address spaces) @@ expected void const [noderef] __user *from @@
got void const *from @@
include/linux/uaccess.h:131:42: sparse: expected void const [noderef]
__user *from
include/linux/uaccess.h:131:42: sparse: got void const *from
net/bluetooth/rfcomm/sock.c: note: in included file (through
include/linux/uaccess.h, include/linux/crypto.h, include/crypto/hash.h, ...):
arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type
in argument 2 (different address spaces) @@ expected void const *from @@
got void const [noderef] __user *from @@
arch/openrisc/include/asm/uaccess.h:246:55: sparse: expected void const
*from
arch/openrisc/include/asm/uaccess.h:246:55: sparse: got void const
[noderef] __user *from
--
>> drivers/net/can/sja1000/ems_pcmcia.c:151:21: sparse: sparse: incorrect type
>> in argument 1 (different address spaces) @@ expected void *addr @@
>> got void [noderef] __iomem *base_addr @@
drivers/net/can/sja1000/ems_pcmcia.c:151:21: sparse: expected void *addr
>> drivers/net/can/sja1000/ems_pcmcia.c:151:21: sparse: got void [noderef]
>> __iomem *base_addr
drivers/net/can/sja1000/ems_pcmcia.c: note: in included file (through
arch/openrisc/include/asm/io.h, include/linux/io.h, include/linux/irq.h, ...):
include/asm-generic/io.h:166:15: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:166:15: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:166:15: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:166:15: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:166:15: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:166:15: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:166:15: sparse: sparse: cast to restricted __le16
include/asm-generic/io.h:166:15: sparse: sparse: cast to restricted __le16
--
>> drivers/net/can/sja1000/sja1000_isa.c:214:25: sparse: sparse: incorrect type
>> in argument 1 (different address spaces) @@ expected void *addr @@
>> got void [noderef] __iomem *[assigned] base @@
drivers/net/can/sja1000/sja1000_isa.c:214:25: sparse: expected void *addr
>> drivers/net/can/sja1000/sja1000_isa.c:214:25: sparse: got void [noderef]
>> __iomem *[assigned] base
>> drivers/net/can/sja1000/sja1000_isa.c:233:29: sparse: sparse: incorrect type
>> in argument 1 (different address spaces) @@ expected void *addr @@
>> got void [noderef] __iomem *reg_base @@
drivers/net/can/sja1000/sja1000_isa.c:233:29: sparse: expected void *addr
>> drivers/net/can/sja1000/sja1000_isa.c:233:29: sparse: got void [noderef]
>> __iomem *reg_base
vim +706 drivers/net/hamradio/6pack.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 686
^1da177e4c3f41 Linus Torvalds 2005-04-16 687 /* Perform I/O control on an
active 6pack channel. */
^1da177e4c3f41 Linus Torvalds 2005-04-16 688 static int sixpack_ioctl(struct
tty_struct *tty, struct file *file,
^1da177e4c3f41 Linus Torvalds 2005-04-16 689 unsigned int cmd, unsigned long
arg)
^1da177e4c3f41 Linus Torvalds 2005-04-16 690 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 691 struct sixpack *sp =
sp_get(tty);
0397a2648434a6 Julia Lawall 2009-01-09 692 struct net_device *dev;
^1da177e4c3f41 Linus Torvalds 2005-04-16 693 unsigned int tmp, err;
^1da177e4c3f41 Linus Torvalds 2005-04-16 694
^1da177e4c3f41 Linus Torvalds 2005-04-16 695 if (!sp)
^1da177e4c3f41 Linus Torvalds 2005-04-16 696 return -ENXIO;
0397a2648434a6 Julia Lawall 2009-01-09 697 dev = sp->dev;
^1da177e4c3f41 Linus Torvalds 2005-04-16 698
^1da177e4c3f41 Linus Torvalds 2005-04-16 699 switch(cmd) {
^1da177e4c3f41 Linus Torvalds 2005-04-16 700 case SIOCGIFNAME:
^1da177e4c3f41 Linus Torvalds 2005-04-16 701 err =
copy_to_user((void __user *) arg, dev->name,
^1da177e4c3f41 Linus Torvalds 2005-04-16 702
strlen(dev->name) + 1) ? -EFAULT : 0;
^1da177e4c3f41 Linus Torvalds 2005-04-16 703 break;
^1da177e4c3f41 Linus Torvalds 2005-04-16 704
^1da177e4c3f41 Linus Torvalds 2005-04-16 705 case SIOCGIFENCAP:
^1da177e4c3f41 Linus Torvalds 2005-04-16 @706 err = put_user(0, (int
__user *) arg);
^1da177e4c3f41 Linus Torvalds 2005-04-16 707 break;
^1da177e4c3f41 Linus Torvalds 2005-04-16 708
^1da177e4c3f41 Linus Torvalds 2005-04-16 709 case SIOCSIFENCAP:
^1da177e4c3f41 Linus Torvalds 2005-04-16 @710 if (get_user(tmp, (int
__user *) arg)) {
^1da177e4c3f41 Linus Torvalds 2005-04-16 711 err = -EFAULT;
^1da177e4c3f41 Linus Torvalds 2005-04-16 712 break;
^1da177e4c3f41 Linus Torvalds 2005-04-16 713 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 714
^1da177e4c3f41 Linus Torvalds 2005-04-16 715 sp->mode = tmp;
^1da177e4c3f41 Linus Torvalds 2005-04-16 716 dev->addr_len =
AX25_ADDR_LEN;
^1da177e4c3f41 Linus Torvalds 2005-04-16 717 dev->hard_header_len =
AX25_KISS_HEADER_LEN +
^1da177e4c3f41 Linus Torvalds 2005-04-16 718
AX25_MAX_HEADER_LEN + 3;
^1da177e4c3f41 Linus Torvalds 2005-04-16 719 dev->type =
ARPHRD_AX25;
^1da177e4c3f41 Linus Torvalds 2005-04-16 720
^1da177e4c3f41 Linus Torvalds 2005-04-16 721 err = 0;
^1da177e4c3f41 Linus Torvalds 2005-04-16 722 break;
^1da177e4c3f41 Linus Torvalds 2005-04-16 723
^1da177e4c3f41 Linus Torvalds 2005-04-16 724 case SIOCSIFHWADDR: {
^1da177e4c3f41 Linus Torvalds 2005-04-16 725 char
addr[AX25_ADDR_LEN];
^1da177e4c3f41 Linus Torvalds 2005-04-16 726
^1da177e4c3f41 Linus Torvalds 2005-04-16 727 if
(copy_from_user(&addr,
^1da177e4c3f41 Linus Torvalds 2005-04-16 728
(void __user *) arg, AX25_ADDR_LEN)) {
^1da177e4c3f41 Linus Torvalds 2005-04-16 729 err =
-EFAULT;
^1da177e4c3f41 Linus Torvalds 2005-04-16 730 break;
^1da177e4c3f41 Linus Torvalds 2005-04-16 731 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 732
932ff279a43ab7 Herbert Xu 2006-06-09 733
netif_tx_lock_bh(dev);
^1da177e4c3f41 Linus Torvalds 2005-04-16 734
memcpy(dev->dev_addr, &addr, AX25_ADDR_LEN);
932ff279a43ab7 Herbert Xu 2006-06-09 735
netif_tx_unlock_bh(dev);
^1da177e4c3f41 Linus Torvalds 2005-04-16 736
^1da177e4c3f41 Linus Torvalds 2005-04-16 737 err = 0;
^1da177e4c3f41 Linus Torvalds 2005-04-16 738 break;
^1da177e4c3f41 Linus Torvalds 2005-04-16 739 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 740
^1da177e4c3f41 Linus Torvalds 2005-04-16 741 default:
d0127539ea9b5f Alan Cox 2007-11-07 742 err =
tty_mode_ioctl(tty, file, cmd, arg);
^1da177e4c3f41 Linus Torvalds 2005-04-16 743 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 744
^1da177e4c3f41 Linus Torvalds 2005-04-16 745 sp_put(sp);
^1da177e4c3f41 Linus Torvalds 2005-04-16 746
^1da177e4c3f41 Linus Torvalds 2005-04-16 747 return err;
^1da177e4c3f41 Linus Torvalds 2005-04-16 748 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 749
:::::: The code at line 706 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torva...@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torva...@ppc970.osdl.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
