drivers/video/fbdev/hgafb.c:496:25: sparse: sparse: incorrect type in argument 1 (different address spaces)

From: kernel test robot
Date: Tue Dec 26 2023 - 10:09:56 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: fbafc3e621c3f4ded43720fdb1d6ce1728ec664e
commit: 4ec4190be4cf9cc3e0ccaf5f155a5f9066d18950 kasan, x86: don't rename memintrinsics in uninstrumented files
date: 10 months ago
config: x86_64-randconfig-122-20231101 (https://download.01.org/0day-ci/archive/20231226/202312262344.c7Ep2cj3-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231226/202312262344.c7Ep2cj3-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312262344.c7Ep2cj3-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
drivers/video/fbdev/hgafb.c:496:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dest @@
drivers/video/fbdev/hgafb.c:496:25: sparse: expected void const *
drivers/video/fbdev/hgafb.c:496:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dest
drivers/video/fbdev/hgafb.c:496:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/hgafb.c:496:25: sparse: expected void const *
drivers/video/fbdev/hgafb.c:496:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
drivers/video/fbdev/hgafb.c:496:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dest @@
drivers/video/fbdev/hgafb.c:496:25: sparse: expected void const *
drivers/video/fbdev/hgafb.c:496:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dest
drivers/video/fbdev/hgafb.c:496:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/hgafb.c:496:25: sparse: expected void const *
drivers/video/fbdev/hgafb.c:496:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
>> drivers/video/fbdev/hgafb.c:496:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *p @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dest @@
drivers/video/fbdev/hgafb.c:496:25: sparse: expected void *p
drivers/video/fbdev/hgafb.c:496:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dest
>> drivers/video/fbdev/hgafb.c:496:25: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *q @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/hgafb.c:496:25: sparse: expected void const *q
drivers/video/fbdev/hgafb.c:496:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
drivers/video/fbdev/hgafb.c:507:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dest @@
drivers/video/fbdev/hgafb.c:507:25: sparse: expected void const *
drivers/video/fbdev/hgafb.c:507:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dest
drivers/video/fbdev/hgafb.c:507:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/hgafb.c:507:25: sparse: expected void const *
drivers/video/fbdev/hgafb.c:507:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
drivers/video/fbdev/hgafb.c:507:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dest @@
drivers/video/fbdev/hgafb.c:507:25: sparse: expected void const *
drivers/video/fbdev/hgafb.c:507:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dest
drivers/video/fbdev/hgafb.c:507:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/hgafb.c:507:25: sparse: expected void const *
drivers/video/fbdev/hgafb.c:507:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
drivers/video/fbdev/hgafb.c:507:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *p @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dest @@
drivers/video/fbdev/hgafb.c:507:25: sparse: expected void *p
drivers/video/fbdev/hgafb.c:507:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dest
drivers/video/fbdev/hgafb.c:507:25: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *q @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/hgafb.c:507:25: sparse: expected void const *q
drivers/video/fbdev/hgafb.c:507:25: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
--
drivers/acpi/apei/erst.c:272:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *src @@ got void [noderef] __iomem * @@
drivers/acpi/apei/erst.c:272:13: sparse: expected void *src
drivers/acpi/apei/erst.c:272:13: sparse: got void [noderef] __iomem *
drivers/acpi/apei/erst.c:275:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *dst @@ got void [noderef] __iomem * @@
drivers/acpi/apei/erst.c:275:13: sparse: expected void *dst
drivers/acpi/apei/erst.c:275:13: sparse: got void [noderef] __iomem *
drivers/acpi/apei/erst.c:277:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *src @@
drivers/acpi/apei/erst.c:277:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/acpi/apei/erst.c:277:25: sparse: got void *src
drivers/acpi/apei/erst.c:283:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *src @@
drivers/acpi/apei/erst.c:283:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/acpi/apei/erst.c:283:17: sparse: got void *src
drivers/acpi/apei/erst.c:284:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *dst @@
drivers/acpi/apei/erst.c:284:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/acpi/apei/erst.c:284:17: sparse: got void *dst
drivers/acpi/apei/erst.c:792:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *static [toplevel] vaddr @@
drivers/acpi/apei/erst.c:792:9: sparse: expected void const *
drivers/acpi/apei/erst.c:792:9: sparse: got void [noderef] __iomem *static [toplevel] vaddr
drivers/acpi/apei/erst.c:792:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *static [toplevel] vaddr @@
drivers/acpi/apei/erst.c:792:9: sparse: expected void const *
drivers/acpi/apei/erst.c:792:9: sparse: got void [noderef] __iomem *static [toplevel] vaddr
>> drivers/acpi/apei/erst.c:792:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *p @@ got void [noderef] __iomem *static [toplevel] vaddr @@
drivers/acpi/apei/erst.c:792:9: sparse: expected void *p
drivers/acpi/apei/erst.c:792:9: sparse: got void [noderef] __iomem *static [toplevel] vaddr
drivers/acpi/apei/erst.c:793:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cper_record_header *rcd_erange @@ got void [noderef] __iomem *static [toplevel] vaddr @@
drivers/acpi/apei/erst.c:793:20: sparse: expected struct cper_record_header *rcd_erange
drivers/acpi/apei/erst.c:793:20: sparse: got void [noderef] __iomem *static [toplevel] vaddr
drivers/acpi/apei/erst.c:830:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cper_record_header *rcd_tmp @@ got void [noderef] __iomem * @@
drivers/acpi/apei/erst.c:830:17: sparse: expected struct cper_record_header *rcd_tmp
drivers/acpi/apei/erst.c:830:17: sparse: got void [noderef] __iomem *
--
kernel/fork.c:1110:19: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct [noderef] __rcu *owner @@ got struct task_struct *p @@
kernel/fork.c:1110:19: sparse: expected struct task_struct [noderef] __rcu *owner
kernel/fork.c:1110:19: sparse: got struct task_struct *p
kernel/fork.c:1334:24: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct file [noderef] __rcu *__ret @@ got struct file *new_exe_file @@
kernel/fork.c:1334:24: sparse: expected struct file [noderef] __rcu *__ret
kernel/fork.c:1334:24: sparse: got struct file *new_exe_file
kernel/fork.c:1334:22: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct file *[assigned] old_exe_file @@ got struct file [noderef] __rcu *[assigned] __ret @@
kernel/fork.c:1334:22: sparse: expected struct file *[assigned] old_exe_file
kernel/fork.c:1334:22: sparse: got struct file [noderef] __rcu *[assigned] __ret
kernel/fork.c:1662:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct refcount_struct [usertype] *r @@ got struct refcount_struct [noderef] __rcu * @@
kernel/fork.c:1662:38: sparse: expected struct refcount_struct [usertype] *r
kernel/fork.c:1662:38: sparse: got struct refcount_struct [noderef] __rcu *
kernel/fork.c:1671:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:1671:31: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:1671:31: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:1672:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got struct k_sigaction [noderef] __rcu * @@
kernel/fork.c:1672:9: sparse: expected void const *
kernel/fork.c:1672:9: sparse: got struct k_sigaction [noderef] __rcu *
kernel/fork.c:1672:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got struct k_sigaction [noderef] __rcu * @@
kernel/fork.c:1672:9: sparse: expected void const *
kernel/fork.c:1672:9: sparse: got struct k_sigaction [noderef] __rcu *
>> kernel/fork.c:1672:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *q @@ got struct k_sigaction [noderef] __rcu * @@
kernel/fork.c:1672:9: sparse: expected void const *q
kernel/fork.c:1672:9: sparse: got struct k_sigaction [noderef] __rcu *
kernel/fork.c:1673:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:1673:33: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:1673:33: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:1767:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct qspinlock *lock @@ got struct qspinlock [noderef] __rcu * @@
kernel/fork.c:1767:9: sparse: expected struct qspinlock *lock
kernel/fork.c:1767:9: sparse: got struct qspinlock [noderef] __rcu *
kernel/fork.c:2090:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:2090:31: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:2090:31: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:2094:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:2094:33: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:2094:33: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:2414:32: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct [noderef] __rcu *real_parent @@ got struct task_struct * @@
kernel/fork.c:2414:32: sparse: expected struct task_struct [noderef] __rcu *real_parent
kernel/fork.c:2414:32: sparse: got struct task_struct *
kernel/fork.c:2423:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:2423:27: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:2423:27: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:2472:54: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct list_head *head @@ got struct list_head [noderef] __rcu * @@
kernel/fork.c:2472:54: sparse: expected struct list_head *head
kernel/fork.c:2472:54: sparse: got struct list_head [noderef] __rcu *
kernel/fork.c:2494:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:2494:29: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:2494:29: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:2515:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:2515:29: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:2515:29: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:2542:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sighand_struct *sighand @@ got struct sighand_struct [noderef] __rcu *sighand @@
kernel/fork.c:2542:28: sparse: expected struct sighand_struct *sighand
kernel/fork.c:2542:28: sparse: got struct sighand_struct [noderef] __rcu *sighand
kernel/fork.c:2571:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:2571:31: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:2571:31: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:2573:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/fork.c:2573:33: sparse: expected struct spinlock [usertype] *lock
kernel/fork.c:2573:33: sparse: got struct spinlock [noderef] __rcu *
kernel/fork.c:3011:24: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *[assigned] parent @@ got struct task_struct [noderef] __rcu *real_parent @@
kernel/fork.c:3011:24: sparse: expected struct task_struct *[assigned] parent
kernel/fork.c:3011:24: sparse: got struct task_struct [noderef] __rcu *real_parent
kernel/fork.c:3096:43: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct refcount_struct const [usertype] *r @@ got struct refcount_struct [noderef] __rcu * @@
kernel/fork.c:3096:43: sparse: expected struct refcount_struct const [usertype] *r
kernel/fork.c:3096:43: sparse: got struct refcount_struct [noderef] __rcu *
kernel/fork.c:2135:22: sparse: sparse: dereference of noderef expression
kernel/fork.c: note: in included file (through include/uapi/asm-generic/bpf_perf_event.h, arch/x86/include/generated/uapi/asm/bpf_perf_event.h, ...):
include/linux/ptrace.h:210:45: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *new_parent @@ got struct task_struct [noderef] __rcu *parent @@
include/linux/ptrace.h:210:45: sparse: expected struct task_struct *new_parent
include/linux/ptrace.h:210:45: sparse: got struct task_struct [noderef] __rcu *parent
include/linux/ptrace.h:210:62: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected struct cred const *ptracer_cred @@ got struct cred const [noderef] __rcu *ptracer_cred @@
include/linux/ptrace.h:210:62: sparse: expected struct cred const *ptracer_cred
include/linux/ptrace.h:210:62: sparse: got struct cred const [noderef] __rcu *ptracer_cred
kernel/fork.c:2470:59: sparse: sparse: dereference of noderef expression
kernel/fork.c:2471:59: sparse: sparse: dereference of noderef expression
kernel/fork.c:1102:23: sparse: sparse: incompatible types in comparison expression (different address spaces):
kernel/fork.c:1102:23: sparse: struct task_struct [noderef] __rcu *
kernel/fork.c:1102:23: sparse: struct task_struct *

vim +496 drivers/video/fbdev/hgafb.c

^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 482
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 483 static void hgafb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 484 {
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 485 u_int rows, y1, y2;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 486 u8 __iomem *src;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 487 u8 __iomem *dest;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 488
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 489 if (area->dy <= area->sy) {
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 490 y1 = area->sy;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 491 y2 = area->dy;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 492
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 493 for (rows = area->height; rows--; ) {
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 494 src = rowaddr(info, y1) + (area->sx >> 3);
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 495 dest = rowaddr(info, y2) + (area->dx >> 3);
529ed806d4540d drivers/video/hgafb.c Brent Cook 2010-12-31 @496 memmove(dest, src, (area->width >> 3));
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 497 y1++;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 498 y2++;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 499 }
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 500 } else {
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 501 y1 = area->sy + area->height - 1;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 502 y2 = area->dy + area->height - 1;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 503
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 504 for (rows = area->height; rows--;) {
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 505 src = rowaddr(info, y1) + (area->sx >> 3);
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 506 dest = rowaddr(info, y2) + (area->dx >> 3);
529ed806d4540d drivers/video/hgafb.c Brent Cook 2010-12-31 507 memmove(dest, src, (area->width >> 3));
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 508 y1--;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 509 y2--;
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 510 }
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 511 }
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 512 }
^1da177e4c3f41 drivers/video/hgafb.c Linus Torvalds 2005-04-16 513

:::::: The code at line 496 was first introduced by commit
:::::: 529ed806d4540d23ca2f68b28c3715d1566fc3ac video: Fix the HGA framebuffer driver

:::::: TO: Brent Cook <busterb@xxxxxxxxx>
:::::: CC: Paul Mundt <lethal@xxxxxxxxxxxx>

--
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