Warning: Permanently added '10.128.0.216' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 31.995715] divide error: 0000 [#1] PREEMPT SMP KASAN [ 31.995717] Modules linked in: [ 31.995724] CPU: 0 PID: 7977 Comm: syz-executor883 Not tainted 4.14.216-syzkaller #0 [ 31.995726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.995729] task: ffff8880b2e52440 task.stack: ffff888095b10000 [ 31.995737] RIP: 0010:fbcon_init+0xcb4/0x1cc0 [ 31.995739] RSP: 0018:ffff888095b177e0 EFLAGS: 00010246 [ 31.995743] RAX: 0000000000000000 RBX: ffff888238f25cc0 RCX: 1ffff110471e4bcf [ 31.995746] RDX: 0000000000000000 RSI: ffff88809624e8b4 RDI: ffff888238f25e78 [ 31.995748] RBP: ffff88809624e500 R08: ffffffff8b9be3f8 R09: 0000000000000000 [ 31.995750] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b0fbe380 [ 31.995753] R13: 0000000000000000 R14: ffff88809624e834 R15: 0000000000000000 [ 31.995756] FS: 0000000000f4e880(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 31.995758] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.995760] CR2: 00000000004b4c53 CR3: 000000009c133000 CR4: 00000000001406f0 [ 31.995766] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.995768] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.995770] Call Trace: [ 31.995780] visual_init+0x332/0x5e0 [ 31.995784] vc_allocate+0x2c5/0x640 [ 31.995790] ? lock_acquire+0x170/0x3f0 [ 31.995794] ? vc_cons_allocated+0x70/0x70 [ 31.995801] con_install+0x4d/0x450 [ 31.995806] ? vc_allocate+0x640/0x640 [ 31.995813] tty_init_dev.part.0+0x99/0x400 [ 31.995819] tty_open+0x669/0x8b0 [ 31.995825] ? tty_kopen+0x1c0/0x1c0 [ 31.995832] ? tty_kopen+0x1c0/0x1c0 [ 31.995838] chrdev_open+0x23c/0x6d0 [ 31.995844] ? __register_chrdev+0x3d0/0x3d0 [ 31.995852] do_dentry_open+0x44b/0xec0 [ 31.995858] ? __register_chrdev+0x3d0/0x3d0 [ 31.995864] ? __inode_permission+0xcd/0x2f0 [ 31.995868] vfs_open+0x105/0x220 [ 31.995873] path_openat+0x628/0x2970 [ 31.995879] ? path_lookupat+0x780/0x780 [ 31.995883] ? trace_hardirqs_on+0x10/0x10 [ 31.995889] do_filp_open+0x179/0x3c0 [ 31.995893] ? may_open_dev+0xe0/0xe0 [ 31.995900] ? do_raw_spin_unlock+0x164/0x220 [ 31.995905] ? __alloc_fd+0x1be/0x490 [ 31.995910] do_sys_open+0x296/0x410 [ 31.995914] ? filp_open+0x60/0x60 [ 31.995920] ? __do_page_fault+0x159/0xad0 [ 31.995925] ? do_syscall_64+0x4c/0x640 [ 31.995928] ? do_sys_open+0x410/0x410 [ 31.995932] do_syscall_64+0x1d5/0x640 [ 31.995941] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 31.995944] RIP: 0033:0x4011f0 [ 31.995946] RSP: 002b:00007ffe55cee9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 31.995950] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004011f0 [ 31.995952] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007ffe55cee9d0 [ 31.995954] RBP: 0000000000007ca8 R08: 0000000000000000 R09: 000000000000000e [ 31.995956] R10: 0000000000000064 R11: 0000000000000246 R12: 0000000000402210 [ 31.995958] R13: 00000000004022a0 R14: 0000000000000000 R15: 0000000000000000 [ 31.995962] Code: 54 24 30 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 8d 0d 00 00 31 d2 44 89 f8 48 8b 74 24 38 b5 b0 03 00 00 48 89 f2 48 c1 ea 03 89 44 24 30 48 b8 00 00 [ 31.996034] RIP: fbcon_init+0xcb4/0x1cc0 RSP: ffff888095b177e0 [ 31.996040] ---[ end trace 2ca7121ac9d16b88 ]--- [ 31.996043] Kernel panic - not syncing: Fatal exception [ 31.996936] Kernel Offset: disabled [ 32.318316] Rebooting in 86400 seconds..