From: kernel test robot <lkp@intel.com>
To: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org
Subject: drivers/net/hamradio/6pack.c:706:23: sparse: sparse: incorrect type in initializer (different address spaces)
Date: Tue, 28 Jul 2020 12:02:07 +0800 [thread overview]
Message-ID: <202007281257.vW8oOZAZ%lkp@intel.com> (raw)
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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 <lkp@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 <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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