audit: type=1400 audit(1575318511.742:36): avc:  denied  { map } for  pid=7721 comm="syz-executor178" path="/root/syz-executor178939741" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
divide error: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 2678 Comm: kworker/0:2 Not tainted 4.19.87-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events console_callback
RIP: 0010:fbcon_update_softback drivers/video/fbdev/core/fbcon.c:360 [inline]
RIP: 0010:fbcon_switch+0x20d/0x1a40 drivers/video/fbdev/core/fbcon.c:2214
Code: 47 e9 07 4c 89 3d 53 47 e9 07 38 d0 7c 08 84 d2 0f 85 3b 16 00 00 41 8b 9d 3c 03 00 00 31 d2 bf 05 00 00 00 8b 05 73 c1 bc 05 <f7> f3 41 89 c4 89 c6 e8 a7 84 e9 fd 41 83 fc 05 0f 8e a6 0d 00 00
RSP: 0018:ffff88809fa879d8 EFLAGS: 00010246
RAX: 0000000000008000 RBX: 0000000000000000 RCX: ffffffff83819094
RDX: 0000000000000000 RSI: ffffffff838190a2 RDI: 0000000000000005
RBP: ffff88809fa87b68 R08: ffff88809fa902c0 R09: fffffbfff139874c
R10: fffffbfff139874b R11: ffffffff89cc3a5f R12: 0000000000000000
R13: ffff8880952ca900 R14: ffff88821976eec0 R15: ffff888219780040
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f899bd5c000 CR3: 00000000a4205000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 redraw_screen+0x37d/0x8e0 drivers/tty/vt/vt.c:997
 complete_change_console+0x105/0x3a0 drivers/tty/vt/vt_ioctl.c:1277
 change_console+0x19b/0x2c0 drivers/tty/vt/vt_ioctl.c:1402
 console_callback+0x3a1/0x400 drivers/tty/vt/vt.c:2800
 process_one_work+0x989/0x1750 kernel/workqueue.c:2153
 worker_thread+0x98/0xe40 kernel/workqueue.c:2296
 kthread+0x354/0x420 kernel/kthread.c:246
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Modules linked in:
---[ end trace c2aa70597b96deec ]---
RIP: 0010:fbcon_update_softback drivers/video/fbdev/core/fbcon.c:360 [inline]
RIP: 0010:fbcon_switch+0x20d/0x1a40 drivers/video/fbdev/core/fbcon.c:2214
Code: 47 e9 07 4c 89 3d 53 47 e9 07 38 d0 7c 08 84 d2 0f 85 3b 16 00 00 41 8b 9d 3c 03 00 00 31 d2 bf 05 00 00 00 8b 05 73 c1 bc 05 <f7> f3 41 89 c4 89 c6 e8 a7 84 e9 fd 41 83 fc 05 0f 8e a6 0d 00 00
RSP: 0018:ffff88809fa879d8 EFLAGS: 00010246
RAX: 0000000000008000 RBX: 0000000000000000 RCX: ffffffff83819094
RDX: 0000000000000000 RSI: ffffffff838190a2 RDI: 0000000000000005
RBP: ffff88809fa87b68 R08: ffff88809fa902c0 R09: fffffbfff139874c
R10: fffffbfff139874b R11: ffffffff89cc3a5f R12: 0000000000000000
R13: ffff8880952ca900 R14: ffff88821976eec0 R15: ffff888219780040
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f899bd5c000 CR3: 00000000a4205000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400