BUG: unable to handle page fault for address: 000000010000000e #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 9824e067 P4D 9824e067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 1 PID: 9651 Comm: syz-executor268 Not tainted 5.5.0-rc6-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:25 [inline] RIP: 0010:scr_memsetw include/linux/vt_buffer.h:36 [inline] RIP: 0010:csi_J+0x2bf/0xb00 drivers/tty/vt/vt.c:1529 Code: ff df 43 8d 4c 2d 00 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 01 0f 8e af 06 00 00 0f b7 83 c8 03 00 00 d1 e9 4c 89 e7 66 ab 48 89 df e8 46 f2 ff ff 31 ff 41 89 c6 89 c6 e8 5a d5 88 RSP: 0018:ffffc90001f8f860 EFLAGS: 00010202 RAX: 0000000000000720 RBX: ffff88808afd7000 RCX: 0000000000000001 RDX: 1ffff110115fae79 RSI: ffffffff83ec2116 RDI: 000000010000000e RBP: ffffc90001f8f8a0 R08: ffff888095fa60c0 R09: ffff888095fa6950 R10: fffffbfff14f6998 R11: ffffffff8a7b4cc7 R12: 000000010000000e R13: 7fffffff80000001 R14: 0000000000000011 R15: 0000000000000000 FS: 000000000201b880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000010000000e CR3: 00000000a2ed2000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_con_trol+0x50cc/0x61b0 drivers/tty/vt/vt.c:2367 do_con_write.part.0+0xfd9/0x1ef0 drivers/tty/vt/vt.c:2797 do_con_write drivers/tty/vt/vt.c:2565 [inline] con_write+0x46/0xd0 drivers/tty/vt/vt.c:3135 process_output_block drivers/tty/n_tty.c:595 [inline] n_tty_write+0x40e/0x1080 drivers/tty/n_tty.c:2333 do_tty_write drivers/tty/tty_io.c:962 [inline] tty_write+0x496/0x7f0 drivers/tty/tty_io.c:1046 __vfs_write+0x8a/0x110 fs/read_write.c:494 vfs_write+0x268/0x5d0 fs/read_write.c:558 ksys_write+0x14f/0x290 fs/read_write.c:611 __do_sys_write fs/read_write.c:623 [inline] __se_sys_write fs/read_write.c:620 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:620 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4404f9 Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 5b 14 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ffd311739d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004404f9 RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401de0 R13: 0000000000401e70 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: CR2: 000000010000000e ---[ end trace 299595d3a941cbf6 ]--- RIP: 0010:memset16 arch/x86/include/asm/string_64.h:25 [inline] RIP: 0010:scr_memsetw include/linux/vt_buffer.h:36 [inline] RIP: 0010:csi_J+0x2bf/0xb00 drivers/tty/vt/vt.c:1529 Code: ff df 43 8d 4c 2d 00 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 01 0f 8e af 06 00 00 0f b7 83 c8 03 00 00 d1 e9 4c 89 e7 66 ab 48 89 df e8 46 f2 ff ff 31 ff 41 89 c6 89 c6 e8 5a d5 88 RSP: 0018:ffffc90001f8f860 EFLAGS: 00010202 RAX: 0000000000000720 RBX: ffff88808afd7000 RCX: 0000000000000001 RDX: 1ffff110115fae79 RSI: ffffffff83ec2116 RDI: 000000010000000e RBP: ffffc90001f8f8a0 R08: ffff888095fa60c0 R09: ffff888095fa6950 R10: fffffbfff14f6998 R11: ffffffff8a7b4cc7 R12: 000000010000000e R13: 7fffffff80000001 R14: 0000000000000011 R15: 0000000000000000 FS: 000000000201b880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2b0ccc7000 CR3: 00000000a2ed2000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400