[ 38.601623][ T26] audit: type=1800 audit(1550146135.727:26): pid=7591 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 38.630537][ T26] audit: type=1800 audit(1550146135.737:27): pid=7591 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 38.665967][ T26] audit: type=1800 audit(1550146135.737:28): pid=7591 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 39.418260][ T26] audit: type=1800 audit(1550146136.577:29): pid=7591 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.134' (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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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: [ 56.888897][ T7825] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 56.903555][ T7825] 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 [ 56.992637][ T7844] kobject_add_internal failed for hci3 (error: -2 parent: bluetooth) [ 57.018629][ T7844] 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 58.303486][ T8239] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 58.319492][ T8241] kobject_add_internal failed for hci0 (error: -2 parent: bluetooth) [ 58.332012][ T8241] Bluetooth: Can't register HCI device [ 58.335660][ T8239] 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 [ 58.350340][ T8245] kobject_add_internal failed for hci2 (error: -2 parent: bluetooth) [ 58.373119][ T8245] 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 [ 58.495269][ T8290] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 58.509730][ T8293] kobject_add_internal failed for hci0 (error: -2 parent: bluetooth) [ 58.522024][ T8293] Bluetooth: Can't register HCI device [ 58.529031][ T8290] 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 [ 58.542329][ T8292] kobject_add_internal failed for hci2 (error: -2 parent: bluetooth) [ 58.557168][ T8292] 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 [ 58.685316][ T8343] kobject_add_internal failed for hci2 (error: -2 parent: bluetooth) [ 58.708190][ T8348] kobject_add_internal failed for hci0 (error: -2 parent: bluetooth) [ 58.716511][ T8343] 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 [ 58.728549][ T8349] kobject_add_internal failed for hci1 (error: -2 parent: bluetooth) [ 58.741363][ T8349] Bluetooth: Can't register HCI device [ 58.742404][ T8348] 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 [ 58.801163][ T8370] kobject_add_internal failed for hci3 (error: -2 parent: bluetooth) [ 58.817895][ T8370] Bluetooth: Can't register HCI device [ 58.839932][ T8374] kobject_add_internal failed for hci3 (error: -2 parent: bluetooth) executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 58.871482][ T8374] 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 [ 59.063988][ T8421] kobject_add_internal failed for hci0 (error: -2 parent: bluetooth) [ 59.102718][ T8421] 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 [ 59.405221][ T8483] kobject_add_internal failed for hci4 (error: -2 parent: bluetooth) [ 59.442487][ T8483] Bluetooth: Can't register HCI device executing program executing program executing program executing program [ 59.500638][ T8496] WARNING: CPU: 1 PID: 8496 at fs/kernfs/dir.c:494 kernfs_get.part.0+0x73/0x90 [ 59.502687][ T8497] kobject: 'bluetooth' (00000000693183df): kobject_add_internal: parent: 'virtual', set: '(null)' [ 59.509592][ T8496] Kernel panic - not syncing: panic_on_warn set ... [ 59.509608][ T8496] CPU: 1 PID: 8496 Comm: syz-executor482 Not tainted 5.0.0-rc6-next-20190214 #35 [ 59.509616][ T8496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.509621][ T8496] Call Trace: [ 59.509644][ T8496] dump_stack+0x172/0x1f0 [ 59.509661][ T8496] ? kernfs_unlink_sibling+0x170/0x170 [ 59.509678][ T8496] panic+0x2cb/0x65c [ 59.509694][ T8496] ? __warn_printk+0xf3/0xf3 [ 59.509714][ T8496] ? kernfs_get.part.0+0x73/0x90 [ 59.509730][ T8496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.509745][ T8496] ? __warn.cold+0x5/0x45 [ 59.509760][ T8496] ? __warn+0xe8/0x1d0 [ 59.509777][ T8496] ? kernfs_get.part.0+0x73/0x90 [ 59.509799][ T8496] __warn.cold+0x20/0x45 [ 59.509808][ T8496] ? idr_alloc+0x150/0x150 [ 59.509820][ T8496] ? kernfs_get.part.0+0x73/0x90 [ 59.509833][ T8496] report_bug+0x263/0x2b0 [ 59.509852][ T8496] do_error_trap+0x11b/0x200 [ 59.558837][ T8498] kobject: 'hci2' (00000000be091803): kobject_add_internal: parent: 'bluetooth', set: 'devices' [ 59.559244][ T8496] do_invalid_op+0x37/0x50 [ 59.563413][ T8498] kobject: 'hci2' (00000000be091803): kobject_uevent_env [ 59.567686][ T8496] ? kernfs_get.part.0+0x73/0x90 [ 59.567705][ T8496] invalid_op+0x14/0x20 [ 59.567721][ T8496] RIP: 0010:kernfs_get.part.0+0x73/0x90 [ 59.567734][ T8496] Code: e6 e8 31 3c 9b ff 45 85 e4 74 1a e8 a7 3a 9b ff be 04 00 00 00 48 89 df e8 4a e6 d2 ff f0 ff 03 5b 41 5c 5d c3 e8 8d 3a 9b ff <0f> 0b eb dd 48 89 df e8 41 0c d3 ff eb c1 0f 1f 44 00 00 66 2e 0f [ 59.567742][ T8496] RSP: 0018:ffff88802d557808 EFLAGS: 00010293 [ 59.567760][ T8496] RAX: ffff888049bc6500 RBX: ffff88807b7067e0 RCX: ffffffff81d5274f [ 59.573463][ T8497] kobject: 'hci1' (00000000ce107a41): kobject_add_internal: parent: 'bluetooth', set: 'devices' [ 59.579077][ T8496] RDX: 0000000000000000 RSI: ffffffff81d52773 RDI: 0000000000000005 [ 59.579086][ T8496] RBP: ffff88802d557818 R08: ffff888049bc6500 R09: ffffed100f6e0cfd [ 59.579096][ T8496] R10: ffffed100f6e0cfc R11: ffff88807b7067e3 R12: 0000000000000000 [ 59.579104][ T8496] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 59.579128][ T8496] ? kernfs_get.part.0+0x4f/0x90 [ 59.579142][ T8496] ? kernfs_get.part.0+0x73/0x90 [ 59.579161][ T8496] ? kernfs_get.part.0+0x73/0x90 [ 59.586956][ T8498] kobject: 'hci2' (00000000be091803): fill_kobj_path: path = '/devices/virtual/bluetooth/hci2' [ 59.587536][ T8496] kernfs_new_node+0xb8/0x130 [ 59.594999][ T8497] kobject: 'hci1' (00000000ce107a41): kobject_uevent_env [ 59.596690][ T8496] kernfs_create_dir_ns+0x52/0x160 [ 59.596709][ T8496] sysfs_create_dir_ns+0x131/0x2a0 [ 59.596724][ T8496] ? sysfs_create_mount_point+0xa0/0xa0 [ 59.596746][ T8496] ? class_dir_child_ns_type+0xd/0x60 [ 59.605972][ T8498] kobject: 'rfkill726' (000000002cc18fec): kobject_add_internal: parent: 'hci2', set: 'devices' [ 59.606071][ T8496] kobject_add_internal.cold+0xe5/0x5d4 [ 59.606088][ T8496] kobject_add+0x150/0x1c0 [ 59.615980][ T8497] kobject: 'hci1' (00000000ce107a41): fill_kobj_path: path = '/devices/virtual/bluetooth/hci1' [ 59.625457][ T8496] ? kset_create_and_add+0x1a0/0x1a0 [ 59.625480][ T8496] ? kasan_check_read+0x11/0x20 [ 59.625501][ T8496] ? mutex_unlock+0xd/0x10 [ 59.625516][ T8496] ? device_add+0x30f/0x18a0 [ 59.625534][ T8496] device_add+0x3d5/0x18a0 [ 59.625553][ T8496] ? device_initialize+0x440/0x440 [ 59.632609][ T8498] kobject: 'rfkill726' (000000002cc18fec): kobject_uevent_env [ 59.636973][ T8496] ? get_device_parent.isra.0+0x570/0x570 [ 59.636990][ T8496] ? start_creating+0x163/0x1e0 [ 59.637008][ T8496] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 59.637030][ T8496] hci_register_dev+0x304/0x880 [ 59.637051][ T8496] __vhci_create_device+0x2d0/0x5a0 [ 59.650603][ T8498] kobject: 'rfkill726' (000000002cc18fec): fill_kobj_path: path = '/devices/virtual/bluetooth/hci2/rfkill726' [ 59.651638][ T8496] vhci_write+0x2d0/0x470 [ 59.651659][ T8496] new_sync_write+0x4c7/0x760 [ 59.651677][ T8496] ? default_llseek+0x2e0/0x2e0 [ 59.651698][ T8496] ? common_file_perm+0x238/0x720 [ 59.703285][ T8497] kobject: 'rfkill727' (000000008a9b569c): kobject_add_internal: parent: 'hci1', set: 'devices' [ 59.703677][ T8496] ? apparmor_file_permission+0x25/0x30 [ 59.712510][ T8498] kobject: 'rfkill726' (000000002cc18fec): kobject_uevent_env [ 59.719594][ T8496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.719612][ T8496] ? security_file_permission+0x94/0x380 [ 59.719633][ T8496] __vfs_write+0xe4/0x110 [ 59.719657][ T8496] vfs_write+0x20c/0x580 [ 59.730600][ T8497] kobject: 'rfkill727' (000000008a9b569c): kobject_uevent_env [ 59.732543][ T8496] ksys_write+0xea/0x1f0 [ 59.732562][ T8496] ? __ia32_sys_read+0xb0/0xb0 [ 59.732580][ T8496] ? do_syscall_64+0x26/0x610 [ 59.732602][ T8496] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.746918][ T8497] kobject: 'rfkill727' (000000008a9b569c): fill_kobj_path: path = '/devices/virtual/bluetooth/hci1/rfkill727' [ 59.752766][ T8496] ? do_syscall_64+0x26/0x610 [ 59.752788][ T8496] __x64_sys_write+0x73/0xb0 [ 59.752806][ T8496] do_syscall_64+0x103/0x610 [ 59.752825][ T8496] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.766999][ T8498] kobject: 'rfkill726' (000000002cc18fec): fill_kobj_path: path = '/devices/virtual/bluetooth/hci2/rfkill726' [ 59.769579][ T8496] RIP: 0033:0x440e49 [ 59.769595][ T8496] 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 [ 59.769603][ T8496] RSP: 002b:00007fff95dd93a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.769617][ T8496] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000440e49 [ 59.769632][ T8496] RDX: 0000000000000002 RSI: 00000000200000c0 RDI: 0000000000000003 [ 59.783108][ T8498] kobject: 'rfkill726' (000000002cc18fec): kobject_cleanup, parent (null) [ 59.785606][ T8496] RBP: 000000000000e819 R08: 00000000004002c8 R09: 00000000004002c8 [ 59.785616][ T8496] R10: 00000000006eb880 R11: 0000000000000246 R12: 0000000000401ce0 [ 59.785625][ T8496] R13: 0000000000401d70 R14: 0000000000000000 R15: 0000000000000000 [ 59.796928][ T8496] Kernel Offset: disabled [ 60.108845][ T8496] Rebooting in 86400 seconds..