Warning: Permanently added '10.128.0.92' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 49.772931] kobject_add_internal failed for hci4 (error: -2 parent: bluetooth) [ 49.789331] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 49.878053] kobject_add_internal failed for hci2 (error: -2 parent: bluetooth) [ 49.905158] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.171075] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 50.179915] kobject_add_internal failed for hci3 (error: -2 parent: bluetooth) [ 50.187721] kobject_add_internal failed for hci4 (error: -2 parent: bluetooth) [ 50.187825] kobject_add_internal failed for hci2 (error: -2 parent: bluetooth) [ 50.210685] Bluetooth: Can't register HCI device [ 50.216086] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.222014] Bluetooth: Can't register HCI device [ 50.237371] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.326037] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 50.342462] kobject_add_internal failed for hci3 (error: -2 parent: bluetooth) [ 50.354322] Bluetooth: Can't register HCI device [ 50.367333] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.744104] kobject_add_internal failed for hci3 (error: -2 parent: bluetooth) [ 50.767650] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.812812] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 50.847903] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 51.359112] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 51.359372] kobject_add_internal failed for hci4 (error: -2 parent: bluetooth) [ 51.369096] Bluetooth: Can't register HCI device [ 51.375006] kobject_add_internal failed for hci0 (error: -2 parent: bluetooth) [ 51.379034] kobject_add_internal failed for hci5 (error: -2 parent: bluetooth) [ 51.392711] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program [ 51.411549] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program [ 51.452291] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 51.489608] kobject_add_internal failed for hci0 (error: -2 parent: bluetooth) [ 51.520299] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 51.637581] kobject_add_internal failed for hci4 (error: -2 parent: bluetooth) [ 51.651283] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 52.127365] kobject_add_internal failed for hci0 (error: -2 parent: bluetooth) [ 52.159395] Bluetooth: Can't register HCI device executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 53.617098] WARNING: CPU: 1 PID: 8696 at fs/kernfs/dir.c:494 kernfs_get.part.0+0x73/0x90 [ 53.619548] kobject: 'bluetooth' (000000008244512f): kobject_add_internal: parent: 'virtual', set: '(null)' [ 53.625356] Kernel panic - not syncing: panic_on_warn set ... [ 53.625372] CPU: 1 PID: 8696 Comm: syz-executor053 Not tainted 5.0.0-rc7+ #79 [ 53.625380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.625384] Call Trace: [ 53.625405] dump_stack+0x172/0x1f0 [ 53.625420] ? kernfs_get.part.0+0x20/0x90 [ 53.625434] panic+0x2cb/0x65c [ 53.625449] ? __warn_printk+0xf3/0xf3 [ 53.625465] ? kernfs_get.part.0+0x73/0x90 [ 53.666055] kobject: 'hci1' (00000000d8aab63c): kobject_add_internal: parent: 'bluetooth', set: 'devices' [ 53.668309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.668324] ? __warn.cold+0x5/0x45 [ 53.668339] ? __warn+0xe8/0x1d0 [ 53.668354] ? kernfs_get.part.0+0x73/0x90 [ 53.668365] __warn.cold+0x20/0x45 [ 53.668379] ? kernfs_get.part.0+0x73/0x90 [ 53.668395] report_bug+0x263/0x2b0 [ 53.668413] do_error_trap+0x11b/0x200 [ 53.668430] do_invalid_op+0x37/0x50 [ 53.668441] ? kernfs_get.part.0+0x73/0x90 [ 53.668454] invalid_op+0x14/0x20 [ 53.668466] RIP: 0010:kernfs_get.part.0+0x73/0x90 [ 53.668479] Code: e6 e8 d1 cd 9d ff 45 85 e4 74 1a e8 47 cc 9d ff be 04 00 00 00 48 89 df e8 ca a5 d4 ff f0 ff 03 5b 41 5c 5d c3 e8 2d cc 9d ff <0f> 0b eb dd 48 89 df e8 f1 cb d4 ff eb c1 0f 1f 44 00 00 66 2e 0f [ 53.668486] RSP: 0018:ffff8880a82bf840 EFLAGS: 00010293 [ 53.668508] RAX: ffff88809b2f8640 RBX: ffff88809a62a460 RCX: ffffffff81d2152f [ 53.668516] RDX: 0000000000000000 RSI: ffffffff81d21553 RDI: 0000000000000005 [ 53.668525] RBP: ffff8880a82bf850 R08: ffff88809b2f8640 R09: ffffed10134c548d [ 53.668533] R10: ffffed10134c548c R11: ffff88809a62a463 R12: 0000000000000000 [ 53.668540] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 53.668559] ? kernfs_get.part.0+0x4f/0x90 [ 53.668570] ? kernfs_get.part.0+0x73/0x90 [ 53.668588] kernfs_new_node+0xb8/0x130 [ 53.668605] kernfs_create_dir_ns+0x52/0x160 [ 53.668623] sysfs_create_dir_ns+0x131/0x2a0 [ 53.668637] ? sysfs_create_mount_point+0xa0/0xa0 [ 53.668659] ? class_dir_child_ns_type+0xd/0x60 [ 53.668675] kobject_add_internal.cold+0xe5/0x5d4 [ 53.668689] kobject_add+0x150/0x1c0 [ 53.668699] ? kset_create_and_add+0x1a0/0x1a0 [ 53.668716] ? kasan_check_read+0x11/0x20 [ 53.668731] ? mutex_unlock+0xd/0x10 [ 53.668739] ? device_add+0x30f/0x1870 [ 53.668752] device_add+0x3d5/0x1870 [ 53.668764] ? device_initialize+0x440/0x440 [ 53.668779] ? get_device_parent.isra.0+0x570/0x570 [ 53.668793] ? start_creating+0x163/0x1e0 [ 53.668806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 53.668820] hci_register_dev+0x304/0x880 [ 53.668837] __vhci_create_device+0x2d0/0x5a0 [ 53.668851] vhci_write+0x2d0/0x470 [ 53.668866] __vfs_write+0x613/0x8e0 [ 53.668881] ? kernel_read+0x120/0x120 [ 53.668894] ? common_file_perm+0x1d6/0x6f0 [ 53.668910] ? apparmor_file_permission+0x25/0x30 [ 53.668926] ? rw_verify_area+0x118/0x360 [ 53.668943] vfs_write+0x20c/0x580 [ 53.668961] ksys_write+0xea/0x1f0 [ 53.668976] ? __ia32_sys_read+0xb0/0xb0 [ 53.672435] kobject: 'hci1' (00000000d8aab63c): kobject_uevent_env [ 53.676055] ? do_syscall_64+0x26/0x610 [ 53.676070] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.676083] ? do_syscall_64+0x26/0x610 [ 53.676101] __x64_sys_write+0x73/0xb0 [ 53.680418] kobject: 'hci0' (0000000096221006): kobject_add_internal: parent: 'bluetooth', set: 'devices' [ 53.690017] do_syscall_64+0x103/0x610 [ 53.690037] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.690048] RIP: 0033:0x440e49 [ 53.690063] Code: e8 ac e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.690071] RSP: 002b:00007ffd84224aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.690084] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000440e49 [ 53.690092] RDX: 0000000000000002 RSI: 00000000200000c0 RDI: 0000000000000003 [ 53.690103] RBP: 000000000000d146 R08: 00000000004002c8 R09: 00000000004002c8 [ 53.703727] kobject: 'hci1' (00000000d8aab63c): fill_kobj_path: path = '/devices/virtual/bluetooth/hci1' [ 53.706822] R10: 0000000000cb8880 R11: 0000000000000246 R12: 0000000000401ce0 [ 53.706830] R13: 0000000000401d70 R14: 0000000000000000 R15: 0000000000000000 [ 53.711332] Kernel Offset: disabled [ 54.042889] Rebooting in 86400 seconds..