Warning: Permanently added '10.128.1.12' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 28.988080] divide error: 0000 [#1] PREEMPT SMP KASAN [ 28.988083] Modules linked in: [ 28.988089] CPU: 1 PID: 7986 Comm: syz-executor118 Not tainted 4.14.212-syzkaller #0 [ 28.988091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.988094] task: ffff88809699e640 task.stack: ffff8880b2f80000 [ 28.988101] RIP: 0010:fbcon_init+0xcb4/0x1cc0 [ 28.988103] RSP: 0018:ffff8880b2f877e0 EFLAGS: 00010246 [ 28.988107] RAX: 0000000000000640 RBX: ffff888238fc2d40 RCX: 1ffff110471f85df [ 28.988110] RDX: 0000000000000000 RSI: ffff8880b57f8d74 RDI: ffff888238fc2ef8 [ 28.988112] RBP: ffff8880b57f89c0 R08: ffffffff8b9bd3f8 R09: 0000000000000000 [ 28.988114] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888238850e40 [ 28.988117] R13: 0000000000000000 R14: ffff8880b57f8cf4 R15: 0000000000000640 [ 28.988120] FS: 000000000156c880(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 [ 28.988123] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.988125] CR2: 00000000004b4c53 CR3: 00000000a307d000 CR4: 00000000001406e0 [ 28.988130] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.988132] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.988133] Call Trace: [ 28.988144] visual_init+0x332/0x5e0 [ 28.988150] vc_allocate+0x2c5/0x640 [ 28.988155] ? lock_acquire+0x170/0x3f0 [ 28.988159] ? vc_cons_allocated+0x70/0x70 [ 28.988165] con_install+0x4d/0x450 [ 28.988171] ? vc_allocate+0x640/0x640 [ 28.988179] tty_init_dev.part.0+0x99/0x400 [ 28.988186] tty_open+0x669/0x8b0 [ 28.988194] ? tty_kopen+0x1c0/0x1c0 [ 28.988201] ? tty_kopen+0x1c0/0x1c0 [ 28.988208] chrdev_open+0x23c/0x6d0 [ 28.988215] ? __register_chrdev+0x3d0/0x3d0 [ 28.988223] do_dentry_open+0x44b/0xec0 [ 28.988226] ? __register_chrdev+0x3d0/0x3d0 [ 28.988232] ? __inode_permission+0xcd/0x2f0 [ 28.988236] vfs_open+0x105/0x220 [ 28.988240] path_openat+0x628/0x2970 [ 28.988245] ? path_lookupat+0x780/0x780 [ 28.988249] ? trace_hardirqs_on+0x10/0x10 [ 28.988254] do_filp_open+0x179/0x3c0 [ 28.988257] ? may_open_dev+0xe0/0xe0 [ 28.988265] ? do_raw_spin_unlock+0x164/0x220 [ 28.988270] ? __alloc_fd+0x1be/0x490 [ 28.988275] do_sys_open+0x296/0x410 [ 28.988279] ? filp_open+0x60/0x60 [ 28.988286] ? __do_page_fault+0x159/0xad0 [ 28.988291] ? do_syscall_64+0x4c/0x640 [ 28.988294] ? do_sys_open+0x410/0x410 [ 28.988298] do_syscall_64+0x1d5/0x640 [ 28.988305] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.988308] RIP: 0033:0x4011f0 [ 28.988310] RSP: 002b:00007fffd04f21e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 28.988314] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004011f0 [ 28.988316] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007fffd04f2200 [ 28.988319] RBP: 00000000000070dc R08: 0000000000000000 R09: 000000000000000e [ 28.988321] R10: 0000000000000064 R11: 0000000000000246 R12: 0000000000402210 [ 28.988323] R13: 00000000004022a0 R14: 0000000000000000 R15: 0000000000000000 [ 28.988327] 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 [ 28.988405] RIP: fbcon_init+0xcb4/0x1cc0 RSP: ffff8880b2f877e0 [ 28.988412] ---[ end trace a415f7ce0f0a4255 ]--- [ 28.988415] Kernel panic - not syncing: Fatal exception [ 28.989213] Kernel Offset: disabled [ 29.309222] Rebooting in 86400 seconds..