BUG: unable to handle paging request in sys_fillrect()

> _**请尽量提供详细的信息，如缺乏必要的定位信息，则缺陷不会被定位**_

## 环境信息

【OS版本】（如openEuler-22.03-LTS，参考命令"cat /etc/os-release"结果）

【内核版本】（如kernel-5.10.0-60.138.0.165，参考命令"uname -r"结果）

【硬件平台】（缺陷相关的硬件信息，如：处理器型号、内存、磁盘、网卡、BIOS 等信息）

【组网信息】（和网络、性能相关的问题，应该说明详细的组网和场景信息）

## 缺陷信息
BUG: unable to handle page fault for address: ffffc90000c3f000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 100000067 P4D 100000067 PUD 100c80067 PMD 10ac1c067 PTE 0
Oops: 0002 [#1] PREEMPT SMP KASAN PTI
CPU: 3 PID: 6521 Comm: syz.3.1365 Not tainted 6.6.0+ #82
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:memset64 arch/x86/include/asm/string_64.h:58 [inline]
RIP: 0010:memset_l include/linux/string.h:168 [inline]
RIP: 0010:bitfill_aligned drivers/video/fbdev/core/sysfillrect.c:53 [inline]
RIP: 0010:bitfill_aligned+0x144/0x1c0 drivers/video/fbdev/core/sysfillrect.c:25
Code: 23 04 24 48 31 d0 49 89 46 f8 44 89 e0 44 29 f8 29 c3 e8 9f 39 49 fe 89 d8 31 d2 4c 89 f7 41 f7 f4 48 89 c3 48 89 c1 48 89 e8 <f3> 48 ab 31 ff 4c 89 ee e8 df 2f 49 fe 4d 85 ed 0f 84 6b ff ff ff
RSP: 0018:ffff888119ce7418 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000180 RCX: 0000000000000180
RDX: 0000000000000000 RSI: ffffc90003873000 RDI: ffffc90000c3f000
RBP: 0000000000000000 R08: 0000000000006000 R09: 0000000000000040
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000040
R13: 0000000000000000 R14: ffffc90000c3f000 R15: 0000000000000000
FS:  00007f1704b926c0(0000) GS:ffff8881f5980000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90000c3f000 CR3: 00000001230d0002 CR4: 0000000000770ee0
DR0: 0000000000000000 DR1: 000000000000e000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
PKRU: 80000000
Call Trace:
 <TASK>
 sys_fillrect+0x429/0x830 drivers/video/fbdev/core/sysfillrect.c:281
 drm_fbdev_generic_defio_fillrect+0x27/0x140 drivers/gpu/drm/drm_fbdev_generic.c:37
 bit_clear+0x183/0x220 drivers/video/fbdev/core/bitblit.c:73
 __fbcon_clear+0x5ea/0x670 drivers/video/fbdev/core/fbcon.c:1281
 fbcon_scroll+0x41e/0x560 drivers/video/fbdev/core/fbcon.c:1847
 con_scroll+0x464/0x6a0 drivers/tty/vt/vt.c:577
 lf+0x274/0x2d0 drivers/tty/vt/vt.c:1461
 do_con_trol+0x5ea/0x3d80 drivers/tty/vt/vt.c:2149
 do_con_write+0x780/0x10c0 drivers/tty/vt/vt.c:2905
 con_write+0x28/0xc0 drivers/tty/vt/vt.c:3245
 do_output_char+0x5de/0x850 drivers/tty/n_tty.c:433
 process_output drivers/tty/n_tty.c:500 [inline]
 n_tty_write+0x442/0xb00 drivers/tty/n_tty.c:2406
 iterate_tty_write+0x2b5/0x630 drivers/tty/tty_io.c:1017
 file_tty_write.constprop.0+0x20c/0x3b0 drivers/tty/tty_io.c:1088
 call_write_iter include/linux/fs.h:2085 [inline]
 do_iter_readv_writev+0x210/0x3c0 fs/read_write.c:737
 do_iter_write+0x181/0x4e0 fs/read_write.c:862
 vfs_writev+0x15b/0x4d0 fs/read_write.c:935
 do_writev+0x136/0x370 fs/read_write.c:978
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x59/0x110 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x78/0xe2
RIP: 0033:0x54d2cd
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1704b92048 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00000000007f6080 RCX: 000000000054d2cd
RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000007f608c
R13: 0000000000000001 R14: 00000000007f6080 R15: 00007f1704b72000
 </TASK>
Modules linked in:
CR2: ffffc90000c3f000
---[ end trace 0000000000000000 ]---
RIP: 0010:memset64 arch/x86/include/asm/string_64.h:58 [inline]
RIP: 0010:memset_l include/linux/string.h:168 [inline]
RIP: 0010:bitfill_aligned drivers/video/fbdev/core/sysfillrect.c:53 [inline]
RIP: 0010:bitfill_aligned+0x144/0x1c0 drivers/video/fbdev/core/sysfillrect.c:25
Code: 23 04 24 48 31 d0 49 89 46 f8 44 89 e0 44 29 f8 29 c3 e8 9f 39 49 fe 89 d8 31 d2 4c 89 f7 41 f7 f4 48 89 c3 48 89 c1 48 89 e8 <f3> 48 ab 31 ff 4c 89 ee e8 df 2f 49 fe 4d 85 ed 0f 84 6b ff ff ff
RSP: 0018:ffff888119ce7418 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000180 RCX: 0000000000000180
RDX: 0000000000000000 RSI: ffffc90003873000 RDI: ffffc90000c3f000
RBP: 0000000000000000 R08: 0000000000006000 R09: 0000000000000040
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000040
R13: 0000000000000000 R14: ffffc90000c3f000 R15: 0000000000000000
FS:  00007f1704b926c0(0000) GS:ffff8881f5980000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90000c3f000 CR3: 00000001230d0002 CR4: 0000000000770ee0
DR0: 0000000000000000 DR1: 000000000000e000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
PKRU: 80000000
----------------
Code disassembly (best guess):
   0:	23 04 24             	and    (%rsp),%eax
   3:	48 31 d0             	xor    %rdx,%rax
   6:	49 89 46 f8          	mov    %rax,-0x8(%r14)
   a:	44 89 e0             	mov    %r12d,%eax
   d:	44 29 f8             	sub    %r15d,%eax
  10:	29 c3                	sub    %eax,%ebx
  12:	e8 9f 39 49 fe       	call   0xfe4939b6
  17:	89 d8                	mov    %ebx,%eax
  19:	31 d2                	xor    %edx,%edx
  1b:	4c 89 f7             	mov    %r14,%rdi
  1e:	41 f7 f4             	div    %r12d
  21:	48 89 c3             	mov    %rax,%rbx
  24:	48 89 c1             	mov    %rax,%rcx
  27:	48 89 e8             	mov    %rbp,%rax
* 2a:	f3 48 ab             	rep stos %rax,%es:(%rdi) <-- trapping instruction
  2d:	31 ff                	xor    %edi,%edi
  2f:	4c 89 ee             	mov    %r13,%rsi
  32:	e8 df 2f 49 fe       	call   0xfe493016
  37:	4d 85 ed             	test   %r13,%r13
  3a:	0f 84 6b ff ff ff    	je     0xffffffab
【问题复现步骤】
1. 
2. 
3.

【实际结果】请描述出问题的结果和影响

【期望结果】请描述出期望的结果和影响

【其他相关附件信息】比如 syslog、dmesg、panic、lockup、kdump 信息、图片等

```
# 这里可以附上相关文本信息
```

【已分析信息】如已经做过分析和定位，请尽量附上详细的分析结果
**二、缺陷分析结构反馈**
影响性分析说明：

缺陷严重等级:(Critical/High/Moderate/Low)

缺陷根因说明:

受影响版本排查(受影响/不受影响):
openEuler-20.03-LTS-SP4
openEuler-22.03-LTS-SP3
openEuler-22.03-LTS-SP4
openEuler-24.03-LTS
openEuler-24.03-LTS-SP1
openEuler-24.03-LTS-SP2

修复是否涉及abi变化(是/否):
openEuler-20.03-LTS-SP4
openEuler-22.03-LTS-SP3
openEuler-22.03-LTS-SP4
openEuler-24.03-LTS
openEuler-24.03-LTS-SP1
openEuler-24.03-LTS-SP2

GVP openEuler/kernel

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