[ 44.903623] audit: type=1800 audit(1555058771.207:27): pid=5251 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [ 44.923113] audit: type=1800 audit(1555058771.207:28): pid=5251 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2450 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. [ 45.660547] audit: type=1800 audit(1555058771.997:29): pid=5251 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 45.680007] audit: type=1800 audit(1555058771.997:30): pid=5251 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.31' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 63.327871] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 63.567830] usb 1-1: Using ep0 maxpacket: 8 [ 63.687910] usb 1-1: config 0 has an invalid interface number: 17 but max is 0 [ 63.687930] usb 1-1: config 0 has no interface number 0 [ 63.687955] usb 1-1: New USB device found, idVendor=0df6, idProduct=0070, bcdDevice=e0.fb [ 63.709251] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 63.718860] usb 1-1: config 0 descriptor?? executing program [ 63.977899] usb 1-1: string descriptor 0 read error: -71 [ 64.177879] rtl_usb: reg 0xf0, usbctrl_vendorreq TimeOut! status:0xffffffb9 value=0x0 [ 64.186119] rtl8192cu: Chip version 0x10 [ 64.387958] rtl_usb: reg 0xa, usbctrl_vendorreq TimeOut! status:0xffffffb9 value=0x0 [ 64.395922] rtl_usb: Too few input end points found [ 64.401047] INFO: trying to register non-static key. [ 64.406149] the code is fine but needs lockdep annotation. [ 64.411811] turning off the locking correctness validator. [ 64.417499] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.1.0-rc4-319354-g9a33b36 #3 [ 64.425489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.434837] Workqueue: usb_hub_wq hub_event [ 64.439134] Call Trace: [ 64.441709] dump_stack+0xe8/0x16e [ 64.445230] register_lock_class+0x11b8/0x1250 [ 64.449798] ? mark_held_locks+0xe0/0xe0 [ 64.453846] ? is_dynamic_key+0x1b0/0x1b0 [ 64.458255] ? trace_hardirqs_off+0x50/0x1c0 [ 64.462655] ? mark_held_locks+0xe0/0xe0 [ 64.466697] __lock_acquire+0xfb/0x37c0 [ 64.470650] ? lock_downgrade+0x640/0x640 [ 64.474852] ? mark_held_locks+0x9f/0xe0 [ 64.478900] ? mark_held_locks+0xe0/0xe0 [ 64.482940] ? local_port_store+0x100/0x100 [ 64.487239] ? lockdep_hardirqs_on+0x37e/0x580 [ 64.491814] ? console_unlock+0x61e/0xbb0 [ 64.495947] lock_acquire+0x10d/0x2f0 [ 64.499735] ? rtl_c2hcmd_launcher+0xd1/0x390 [ 64.504222] _raw_spin_lock_irqsave+0x44/0x60 [ 64.508704] ? rtl_c2hcmd_launcher+0xd1/0x390 [ 64.513224] rtl_c2hcmd_launcher+0xd1/0x390 [ 64.517571] rtl_deinit_core+0x25/0x2d0 [ 64.521533] ? rtl_usb_probe.cold+0x848/0xa70 [ 64.526011] rtl_usb_probe.cold+0x861/0xa70 [ 64.530319] usb_probe_interface+0x31d/0x820 [ 64.534709] ? usb_probe_device+0x150/0x150 [ 64.539057] really_probe+0x2da/0xb10 [ 64.542847] driver_probe_device+0x21d/0x350 [ 64.547238] __device_attach_driver+0x1d8/0x290 [ 64.551924] ? driver_allows_async_probing+0x160/0x160 [ 64.557183] bus_for_each_drv+0x163/0x1e0 [ 64.561319] ? bus_rescan_devices+0x30/0x30 [ 64.565633] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 64.570718] ? lockdep_hardirqs_on+0x37e/0x580 [ 64.575298] __device_attach+0x223/0x3a0 [ 64.579385] ? device_bind_driver+0xe0/0xe0 [ 64.583696] ? kobject_uevent_env+0x295/0x13d0 [ 64.588267] bus_probe_device+0x1f1/0x2a0 [ 64.592401] ? blocking_notifier_call_chain+0x59/0xb0 [ 64.597624] device_add+0xad2/0x16e0 [ 64.601330] ? get_device_parent.isra.0+0x560/0x560 [ 64.606336] usb_set_configuration+0xdf7/0x1740 [ 64.610989] generic_probe+0xa2/0xda [ 64.614684] usb_probe_device+0xc0/0x150 [ 64.618817] ? usb_suspend+0x5f0/0x5f0 [ 64.622697] really_probe+0x2da/0xb10 [ 64.626483] driver_probe_device+0x21d/0x350 [ 64.630874] __device_attach_driver+0x1d8/0x290 [ 64.635527] ? driver_allows_async_probing+0x160/0x160 [ 64.640786] bus_for_each_drv+0x163/0x1e0 [ 64.644914] ? bus_rescan_devices+0x30/0x30 [ 64.649221] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 64.654316] ? lockdep_hardirqs_on+0x37e/0x580 [ 64.658891] __device_attach+0x223/0x3a0 [ 64.663027] ? device_bind_driver+0xe0/0xe0 [ 64.667340] ? kobject_uevent_env+0x295/0x13d0 [ 64.671907] bus_probe_device+0x1f1/0x2a0 [ 64.676035] ? blocking_notifier_call_chain+0x59/0xb0 [ 64.681203] device_add+0xad2/0x16e0 [ 64.684902] ? get_device_parent.isra.0+0x560/0x560 [ 64.689906] usb_new_device.cold+0x537/0xccf [ 64.694361] hub_event+0x138e/0x3b00 [ 64.698069] ? hub_port_debounce+0x350/0x350 [ 64.702464] ? _raw_spin_unlock_irq+0x29/0x40 [ 64.706973] process_one_work+0x90f/0x1580 [ 64.711237] ? wq_pool_ids_show+0x300/0x300 [ 64.715557] ? do_raw_spin_lock+0x11f/0x290 [ 64.719863] worker_thread+0x9b/0xe20 [ 64.723646] ? process_one_work+0x1580/0x1580 [ 64.728161] kthread+0x313/0x420 [ 64.731517] ? kthread_park+0x1a0/0x1a0 [ 64.735482] ret_from_fork+0x3a/0x50 [ 64.739302] kasan: CONFIG_KASAN_INLINE enabled [ 64.743879] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 64.751269] general protection fault: 0000 [#1] SMP KASAN PTI [ 64.757153] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.1.0-rc4-319354-g9a33b36 #3 [ 64.765208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.774549] Workqueue: usb_hub_wq hub_event [ 64.778868] RIP: 0010:rtl_deinit_core+0x84/0x2d0 [ 64.783609] Code: 4c 89 f2 48 c1 ea 03 80 3c 02 00 0f 85 52 02 00 00 4d 8b bc 24 c8 c4 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 22 02 00 00 4d 39 f7 4d 8b 2f 4c 89 ff 0f 84 3d [ 64.802494] RSP: 0018:ffff8880a860f278 EFLAGS: 00010246 [ 64.807839] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffffffff27960ab [ 64.815129] RDX: 0000000000000000 RSI: ffffffff88da7445 RDI: ffff8880a0770b68 [ 64.822389] RBP: ffff8880a0770b20 R08: ffff8880a84d6200 R09: ffffed10140ee51d [ 64.829638] R10: ffffed10140ee51c R11: ffff8880a07728e3 R12: ffff8880a0772540 [ 64.836928] R13: ffff8880a4f8c068 R14: ffff8880a077ea08 R15: 0000000000000000 [ 64.844224] FS: 0000000000000000(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 [ 64.852431] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.858290] CR2: 00000000006387d0 CR3: 00000000a4b26000 CR4: 00000000001406e0 [ 64.865545] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.872792] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.880041] Call Trace: [ 64.882626] ? rtl_usb_probe.cold+0x848/0xa70 [ 64.887108] rtl_usb_probe.cold+0x861/0xa70 [ 64.891417] usb_probe_interface+0x31d/0x820 [ 64.895856] ? usb_probe_device+0x150/0x150 [ 64.900165] really_probe+0x2da/0xb10 [ 64.903945] driver_probe_device+0x21d/0x350 [ 64.908340] __device_attach_driver+0x1d8/0x290 [ 64.912995] ? driver_allows_async_probing+0x160/0x160 [ 64.918365] bus_for_each_drv+0x163/0x1e0 [ 64.922546] ? bus_rescan_devices+0x30/0x30 [ 64.926858] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 64.931951] ? lockdep_hardirqs_on+0x37e/0x580 [ 64.936525] __device_attach+0x223/0x3a0 [ 64.940570] ? device_bind_driver+0xe0/0xe0 [ 64.944878] ? kobject_uevent_env+0x295/0x13d0 [ 64.949452] bus_probe_device+0x1f1/0x2a0 [ 64.953595] ? blocking_notifier_call_chain+0x59/0xb0 [ 64.958763] device_add+0xad2/0x16e0 [ 64.962468] ? get_device_parent.isra.0+0x560/0x560 [ 64.967468] usb_set_configuration+0xdf7/0x1740 [ 64.972122] generic_probe+0xa2/0xda [ 64.975817] usb_probe_device+0xc0/0x150 [ 64.979859] ? usb_suspend+0x5f0/0x5f0 [ 64.983726] really_probe+0x2da/0xb10 [ 64.987514] driver_probe_device+0x21d/0x350 [ 64.991911] __device_attach_driver+0x1d8/0x290 [ 64.996563] ? driver_allows_async_probing+0x160/0x160 [ 65.001823] bus_for_each_drv+0x163/0x1e0 [ 65.005957] ? bus_rescan_devices+0x30/0x30 [ 65.010273] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 65.015363] ? lockdep_hardirqs_on+0x37e/0x580 [ 65.019996] __device_attach+0x223/0x3a0 [ 65.024043] ? device_bind_driver+0xe0/0xe0 [ 65.028349] ? kobject_uevent_env+0x295/0x13d0 [ 65.032913] bus_probe_device+0x1f1/0x2a0 [ 65.037043] ? blocking_notifier_call_chain+0x59/0xb0 [ 65.042216] device_add+0xad2/0x16e0 [ 65.045914] ? get_device_parent.isra.0+0x560/0x560 [ 65.051037] usb_new_device.cold+0x537/0xccf [ 65.055431] hub_event+0x138e/0x3b00 [ 65.059381] ? hub_port_debounce+0x350/0x350 [ 65.063777] ? _raw_spin_unlock_irq+0x29/0x40 [ 65.068268] process_one_work+0x90f/0x1580 [ 65.072491] ? wq_pool_ids_show+0x300/0x300 [ 65.076796] ? do_raw_spin_lock+0x11f/0x290 [ 65.081205] worker_thread+0x9b/0xe20 [ 65.084988] ? process_one_work+0x1580/0x1580 [ 65.089474] kthread+0x313/0x420 [ 65.092836] ? kthread_park+0x1a0/0x1a0 [ 65.096866] ret_from_fork+0x3a/0x50 [ 65.100564] Modules linked in: [ 65.103843] ---[ end trace 747a53378a99d81b ]--- [ 65.108623] RIP: 0010:rtl_deinit_core+0x84/0x2d0 [ 65.113361] Code: 4c 89 f2 48 c1 ea 03 80 3c 02 00 0f 85 52 02 00 00 4d 8b bc 24 c8 c4 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 22 02 00 00 4d 39 f7 4d 8b 2f 4c 89 ff 0f 84 3d [ 65.132366] RSP: 0018:ffff8880a860f278 EFLAGS: 00010246 [ 65.137825] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffffffff27960ab [ 65.145141] RDX: 0000000000000000 RSI: ffffffff88da7445 RDI: ffff8880a0770b68 [ 65.152447] RBP: ffff8880a0770b20 R08: ffff8880a84d6200 R09: ffffed10140ee51d [ 65.159729] R10: ffffed10140ee51c R11: ffff8880a07728e3 R12: ffff8880a0772540 [ 65.167044] R13: ffff8880a4f8c068 R14: ffff8880a077ea08 R15: 0000000000000000 [ 65.182484] FS: 0000000000000000(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 [ 65.190809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.196758] CR2: 00000000006387d0 CR3: 00000000a4b26000 CR4: 00000000001406e0 [ 65.204135] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.211594] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.218960] Kernel panic - not syncing: Fatal exception [ 65.225036] Kernel Offset: disabled [ 65.228698] Rebooting in 86400 seconds..