BUG: unable to handle page fault for address: ffff888144238498
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 10c01067 P4D 10c01067 PUD 10a063 PMD 0 
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9372 Comm: syz-executor.3 Not tainted 5.13.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:fbcon_is_inactive drivers/video/fbdev/core/fbcon.c:287 [inline]
RIP: 0010:fbcon_putcs+0xfa/0x450 drivers/video/fbdev/core/fbcon.c:1295
Code: 00 00 49 8d bd 98 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 89 02 00 00 <45> 8b b5 98 04 00 00 31 ff 44 89 f6 e8 35 7f 75 fd 45 85 f6 0f 85
RSP: 0018:ffffc90016b77980 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffc900102eb000
RDX: 1ffff11028847093 RSI: ffffffff83ff6374 RDI: ffff888144238498
RBP: ffff888011079000 R08: 0000000000000000 R09: 0000000000000200
R10: ffffffff84279937 R11: 0000000000000200 R12: ffff88802df81420
R13: ffff888144238000 R14: 0000000000000108 R15: 0000000000000000
FS:  00007ff61fd59700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff888144238498 CR3: 000000007d57f000 CR4: 00000000001526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_update_region+0x399/0x630 drivers/tty/vt/vt.c:676
 redraw_screen+0x61f/0x740 drivers/tty/vt/vt.c:1035
 fbcon_modechanged+0x593/0x6d0 drivers/video/fbdev/core/fbcon.c:2651
 fbcon_set_all_vcs+0x3e1/0x4f0 drivers/video/fbdev/core/fbcon.c:2687
 fbcon_update_vcs+0x26/0x50 drivers/video/fbdev/core/fbcon.c:2694
 do_fb_ioctl+0x62e/0x690 drivers/video/fbdev/core/fbmem.c:1110
 fb_ioctl+0xe7/0x150 drivers/video/fbdev/core/fbmem.c:1185
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:1069 [inline]
 __se_sys_ioctl fs/ioctl.c:1055 [inline]
 __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:1055
 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665d9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff61fd59188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9
RDX: 0000000020000000 RSI: 0000000000004601 RDI: 0000000000000006
RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 0000000000a9fb1f R14: 00007ff61fd59300 R15: 0000000000022000
Modules linked in:
CR2: ffff888144238498
---[ end trace dd8b414dc1203f64 ]---
RIP: 0010:fbcon_is_inactive drivers/video/fbdev/core/fbcon.c:287 [inline]
RIP: 0010:fbcon_putcs+0xfa/0x450 drivers/video/fbdev/core/fbcon.c:1295
Code: 00 00 49 8d bd 98 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 89 02 00 00 <45> 8b b5 98 04 00 00 31 ff 44 89 f6 e8 35 7f 75 fd 45 85 f6 0f 85
RSP: 0018:ffffc90016b77980 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffc900102eb000
RDX: 1ffff11028847093 RSI: ffffffff83ff6374 RDI: ffff888144238498
RBP: ffff888011079000 R08: 0000000000000000 R09: 0000000000000200
R10: ffffffff84279937 R11: 0000000000000200 R12: ffff88802df81420
R13: ffff888144238000 R14: 0000000000000108 R15: 0000000000000000
FS:  00007ff61fd59700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff888144238498 CR3: 000000007d57f000 CR4: 00000000001526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400