BUG: unable to handle page fault for address: fffff520011f63fc
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 7ffcd067 P4D 7ffcd067 PUD 2cd1a067 PMD 24a23067 PTE 0
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 2 PID: 21220 Comm: syz-executor.1 Not tainted 5.6.0-rc7-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014
RIP: 0010:fast_imageblit drivers/video/fbdev/core/sysimgblt.c:229 [inline]
RIP: 0010:sys_imageblit+0x616/0x1240 drivers/video/fbdev/core/sysimgblt.c:275
Code: 0f b6 14 28 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 5c 0b 00 00 8b 44 24 20 4d 8d 77 04 4c 89 fa 48 c1 ea 03 23 07 <42> 0f b6 0c 2a 4c 89 fa 83 e2 07 33 44 24 14 83 c2 03 38 ca 7c 08
RSP: 0018:ffffc90004ff75d0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8880246310b0 RCX: ffffffff88567ca0
RDX: 1ffff920011f63fc RSI: ffffffff83b3fa7c RDI: ffffffff88567ca0
RBP: 0000000000000007 R08: ffff8880247f4780 R09: 000000000000007f
R10: fffffbfff14cba57 R11: ffffffff8a65d2bb R12: 0000000000000007
R13: dffffc0000000000 R14: ffffc90008fb1fe4 R15: ffffc90008fb1fe0
FS:  0000000000000000(0000) GS:ffff88802d200000(0063) knlGS:00000000f5d9fb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: fffff520011f63fc CR3: 000000006c2df000 CR4: 0000000000340ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 drm_fb_helper_sys_imageblit+0x1c/0x180 drivers/gpu/drm/drm_fb_helper.c:751
 bit_putcs_unaligned drivers/video/fbdev/core/bitblit.c:139 [inline]
 bit_putcs+0x910/0xe10 drivers/video/fbdev/core/bitblit.c:188
 fbcon_putcs+0x345/0x3f0 drivers/video/fbdev/core/fbcon.c:1360
 fbcon_putc+0x86/0xb0 drivers/video/fbdev/core/fbcon.c:1370
 complement_pos+0x357/0x6d0 drivers/tty/vt/vt.c:811
 highlight_pointer drivers/tty/vt/selection.c:63 [inline]
 clear_selection+0x17/0x70 drivers/tty/vt/selection.c:83
 vc_do_resize+0x1073/0x1360 drivers/tty/vt/vt.c:1211
 fbcon_do_set_font+0x4a0/0x950 drivers/video/fbdev/core/fbcon.c:2606
 fbcon_set_font+0x733/0x870 drivers/video/fbdev/core/fbcon.c:2703
 con_font_set drivers/tty/vt/vt.c:4547 [inline]
 con_font_op+0xd5d/0x1160 drivers/tty/vt/vt.c:4612
 compat_fontx_ioctl drivers/tty/vt/vt_ioctl.c:1102 [inline]
 vt_compat_ioctl+0x3f5/0x710 drivers/tty/vt/vt_ioctl.c:1205
 tty_compat_ioctl+0x19c/0x410 drivers/tty/tty_io.c:2847
 __do_compat_sys_ioctl fs/ioctl.c:857 [inline]
 __se_compat_sys_ioctl fs/ioctl.c:808 [inline]
 __ia32_compat_sys_ioctl+0x23d/0x2b0 fs/ioctl.c:808
 do_syscall_32_irqs_on arch/x86/entry/common.c:337 [inline]
 do_fast_syscall_32+0x270/0xe8f arch/x86/entry/common.c:408
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
Modules linked in:
CR2: fffff520011f63fc
---[ end trace 0dc1313f418b7f08 ]---
RIP: 0010:fast_imageblit drivers/video/fbdev/core/sysimgblt.c:229 [inline]
RIP: 0010:sys_imageblit+0x616/0x1240 drivers/video/fbdev/core/sysimgblt.c:275
Code: 0f b6 14 28 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 5c 0b 00 00 8b 44 24 20 4d 8d 77 04 4c 89 fa 48 c1 ea 03 23 07 <42> 0f b6 0c 2a 4c 89 fa 83 e2 07 33 44 24 14 83 c2 03 38 ca 7c 08
RSP: 0018:ffffc90004ff75d0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8880246310b0 RCX: ffffffff88567ca0
RDX: 1ffff920011f63fc RSI: ffffffff83b3fa7c RDI: ffffffff88567ca0
RBP: 0000000000000007 R08: ffff8880247f4780 R09: 000000000000007f
R10: fffffbfff14cba57 R11: ffffffff8a65d2bb R12: 0000000000000007
R13: dffffc0000000000 R14: ffffc90008fb1fe4 R15: ffffc90008fb1fe0
FS:  0000000000000000(0000) GS:ffff88802d200000(0063) knlGS:00000000f5d9fb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: fffff520011f63fc CR3: 000000006c2df000 CR4: 0000000000340ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400