BUG: unable to handle kernel paging request at 000000010000000e PGD 9f147067 P4D 9f147067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 0 PID: 11232 Comm: syz-executor.4 Not tainted 4.19.119-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:memset16 arch/x86/include/asm/string_64.h:43 [inline] RIP: 0010:scr_memsetw include/linux/vt_buffer.h:36 [inline] RIP: 0010:insert_char+0x230/0x440 drivers/tty/vt/vt.c:841 Code: 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 01 0f 8e 2d 01 00 00 d1 eb 41 0f b7 87 c8 03 00 00 4c 89 f7 89 d9 66 ab 49 8d bf 78 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 RSP: 0018:ffff88804a54f7b8 EFLAGS: 00010202 RAX: 0000000000000720 RBX: 0000000000000001 RCX: 0000000000000001 RDX: 1ffff1101186caa1 RSI: 000000010000000e RDI: 000000010000000e RBP: 0000000000000000 R08: ffff888047018040 R09: 0000000000000005 R10: ffffed1015cc4732 R11: ffff8880ae623993 R12: ffff88808c3654cc R13: ffff88808c365474 R14: 000000010000000e R15: ffff88808c365140 FS: 00007fcd01610700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000010000000e CR3: 000000009fba2000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: csi_at drivers/tty/vt/vt.c:1990 [inline] do_con_trol+0x399e/0x5c00 drivers/tty/vt/vt.c:2437 do_con_write.part.0+0xf55/0x1db0 drivers/tty/vt/vt.c:2798 do_con_write drivers/tty/vt/vt.c:2566 [inline] con_write+0x41/0xe0 drivers/tty/vt/vt.c:3133 process_output_block drivers/tty/n_tty.c:593 [inline] n_tty_write+0x3ee/0x1080 drivers/tty/n_tty.c:2331 do_tty_write drivers/tty/tty_io.c:960 [inline] tty_write+0x452/0x790 drivers/tty/tty_io.c:1044 __vfs_write+0xf7/0x760 fs/read_write.c:485 vfs_write+0x206/0x550 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c829 Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fcd0160fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000050c3c0 RCX: 000000000045c829 RDX: 0000000000000078 RSI: 00000000200001c0 RDI: 0000000000000003 RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000ce2 R14: 00000000004cf0e0 R15: 00007fcd016106d4 Modules linked in: CR2: 000000010000000e ---[ end trace e19e018ce25ddfbd ]--- RIP: 0010:memset16 arch/x86/include/asm/string_64.h:43 [inline] RIP: 0010:scr_memsetw include/linux/vt_buffer.h:36 [inline] RIP: 0010:insert_char+0x230/0x440 drivers/tty/vt/vt.c:841 Code: 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 01 0f 8e 2d 01 00 00 d1 eb 41 0f b7 87 c8 03 00 00 4c 89 f7 89 d9 66 ab 49 8d bf 78 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 RSP: 0018:ffff88804a54f7b8 EFLAGS: 00010202 RAX: 0000000000000720 RBX: 0000000000000001 RCX: 0000000000000001 RDX: 1ffff1101186caa1 RSI: 000000010000000e RDI: 000000010000000e RBP: 0000000000000000 R08: ffff888047018040 R09: 0000000000000005 R10: ffffed1015cc4732 R11: ffff8880ae623993 R12: ffff88808c3654cc R13: ffff88808c365474 R14: 000000010000000e R15: ffff88808c365140 FS: 00007fcd01610700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000010000000e CR3: 000000009fba2000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400