Warning: Permanently added '10.128.0.51' (ECDSA) to the list of known hosts. [ 51.803248] random: sshd: uninitialized urandom read (32 bytes read) executing program executing program executing program executing program executing program executing program executing program [ 51.926821] audit: type=1400 audit(1561938039.532:36): avc: denied { map } for pid=7157 comm="syz-executor993" path="/root/syz-executor993878825" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 51.970698] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 51.996018] Bluetooth: Can't register HCI device [ 52.003298] kobject_add_internal failed for hci6 (error: -2 parent: bluetooth) [ 52.014934] 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 [ 52.582910] kobject_add_internal failed for hci4 (error: -2 parent: bluetooth) [ 52.591534] kobject_add_internal failed for hci5 (error: -2 parent: bluetooth) [ 52.603968] Bluetooth: Can't register HCI device [ 52.616125] 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 [ 53.444445] ------------[ cut here ]------------ [ 53.445347] kobject: 'bluetooth' (ffff888097b99c80): kobject_add_internal: parent: 'virtual', set: '(null)' [ 53.449243] WARNING: CPU: 1 PID: 7582 at fs/kernfs/dir.c:494 kernfs_get+0x58/0x70 [ 53.449249] Kernel panic - not syncing: panic_on_warn set ... [ 53.449249] [ 53.449258] CPU: 1 PID: 7582 Comm: syz-executor993 Not tainted 4.14.131 #25 [ 53.449263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.449266] Call Trace: [ 53.449281] dump_stack+0x138/0x19c [ 53.449292] panic+0x1f2/0x426 [ 53.449299] ? add_taint.cold+0x16/0x16 [ 53.449307] ? kernfs_get+0x58/0x70 [ 53.449316] ? kernfs_get+0x58/0x70 [ 53.449321] __warn.cold+0x2f/0x36 [ 53.449330] ? ist_end_non_atomic+0x10/0x10 [ 53.491241] kobject: 'hci4' (ffff8880a89e11e8): kobject_add_internal: parent: 'bluetooth', set: 'devices' [ 53.493347] ? kernfs_get+0x58/0x70 [ 53.497117] kobject: 'hci4' (ffff8880a89e11e8): kobject_uevent_env [ 53.500164] report_bug+0x216/0x254 [ 53.500179] do_error_trap+0x1bb/0x310 [ 53.500189] ? math_error+0x360/0x360 [ 53.500198] ? save_trace+0x290/0x290 [ 53.500208] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 53.504412] kobject: 'hci5' (ffff88808841d228): kobject_add_internal: parent: 'bluetooth', set: 'devices' [ 53.507788] ? __kernfs_new_node+0x141/0x420 [ 53.507803] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.507816] do_invalid_op+0x1b/0x20 [ 53.507825] invalid_op+0x1b/0x40 [ 53.507835] RIP: 0010:kernfs_get+0x58/0x70 [ 53.513971] kobject: 'hci3' (ffff8880a8f591a8): kobject_add_internal: parent: 'bluetooth', set: 'devices' [ 53.514976] RSP: 0018:ffff88809241f978 EFLAGS: 00010297 [ 53.514985] RAX: ffff88808afa2640 RBX: ffff88808f7c5380 RCX: 0000000000000000 [ 53.514990] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff88808f7c5380 [ 53.514995] RBP: ffff88809241f980 R08: ffff88808afa2640 R09: 0000000000000001 [ 53.515001] R10: 0000000000000000 R11: ffff88808afa2640 R12: ffff888098fb31c0 [ 53.515006] R13: ffff8880979b23c0 R14: 0000000000000001 R15: 00000000000041ed [ 53.515028] ? kernfs_get+0x58/0x70 [ 53.515038] kernfs_new_node+0x95/0xf0 [ 53.524017] kobject: 'hci5' (ffff88808841d228): kobject_uevent_env [ 53.529048] kernfs_create_dir_ns+0x41/0x140 [ 53.529060] sysfs_create_dir_ns+0xbe/0x1d0 [ 53.529073] kobject_add_internal.part.0.cold+0x114/0x5ae [ 53.529085] kobject_add+0x11f/0x180 [ 53.529094] ? kset_create_and_add+0x180/0x180 [ 53.533006] kobject: 'hci3' (ffff8880a8f591a8): kobject_uevent_env [ 53.539026] ? mutex_unlock+0xd/0x10 [ 53.539041] device_add+0x383/0x1490 [ 53.539052] ? device_initialize+0x430/0x430 [ 53.539063] ? device_private_init+0x190/0x190 [ 53.539074] ? up_write+0x1a/0x60 [ 53.546243] kobject: 'hci4' (ffff8880a89e11e8): fill_kobj_path: path = '/devices/virtual/bluetooth/hci4' [ 53.546567] hci_register_dev+0x2d9/0x810 [ 53.557824] kobject: 'rfkill410' (ffff88809ebf6968): kobject_add_internal: parent: 'hci4', set: 'devices' [ 53.558974] ? hci_init_sysfs+0x7c/0xa0 [ 53.558991] __vhci_create_device+0x2a6/0x560 [ 53.559003] vhci_write+0x2a1/0x437 [ 53.559015] __vfs_write+0x4a7/0x6b0 [ 53.559025] ? kernel_read+0x120/0x120 [ 53.559041] ? rw_verify_area+0xea/0x2b0 [ 53.575695] kobject: 'hci5' (ffff88808841d228): fill_kobj_path: path = '/devices/virtual/bluetooth/hci5' [ 53.578026] vfs_write+0x198/0x500 [ 53.578040] SyS_write+0xfd/0x230 [ 53.578050] ? SyS_read+0x230/0x230 [ 53.578059] ? do_syscall_64+0x53/0x640 [ 53.578069] ? SyS_read+0x230/0x230 [ 53.585057] kobject: 'hci3' (ffff8880a8f591a8): fill_kobj_path: path = '/devices/virtual/bluetooth/hci3' [ 53.585221] do_syscall_64+0x1e8/0x640 [ 53.602045] kobject: 'rfkill410' (ffff88809ebf6968): kobject_uevent_env [ 53.604492] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.604510] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 53.604518] RIP: 0033:0x441269 [ 53.604523] RSP: 002b:00007ffce87759c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.604532] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441269 [ 53.604539] RDX: 0000000000000002 RSI: 00000000200000c0 RDI: 0000000000000003 [ 53.630836] kobject: 'rfkill410' (ffff88809ebf6968): fill_kobj_path: path = '/devices/virtual/bluetooth/hci4/rfkill410' [ 53.633666] RBP: 000000000000d0a2 R08: 00000000004002c8 R09: 00000000004002c8 [ 53.633672] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000401fe0 [ 53.633676] R13: 0000000000402070 R14: 0000000000000000 R15: 0000000000000000 [ 53.641875] Kernel Offset: disabled [ 53.871673] Rebooting in 86400 seconds..