[ 45.952382] audit: type=1800 audit(1555038318.249:27): pid=5260 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [ 45.971894] audit: type=1800 audit(1555038318.249:28): pid=5260 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. [ 46.876136] audit: type=1800 audit(1555038319.199:29): pid=5260 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 [ 46.895500] audit: type=1800 audit(1555038319.209:30): pid=5260 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 '10.128.10.5' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 78.637072] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 78.906983] usb 1-1: Using ep0 maxpacket: 8 [ 79.027258] usb 1-1: config 2 has an invalid interface number: 208 but max is 0 [ 79.035938] usb 1-1: config 2 has no interface number 0 [ 79.041666] usb 1-1: New USB device found, idVendor=2019, idProduct=ab2e, bcdDevice=bf.d0 [ 79.050539] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 executing program [ 79.497086] rtl_usb: reg 0xf0, usbctrl_vendorreq TimeOut! status:0xffffffb9 value=0x0 [ 79.505456] rtl8192cu: Chip version 0x10 [ 79.707116] rtl_usb: reg 0xa, usbctrl_vendorreq TimeOut! status:0xffffffb9 value=0x0 [ 79.716081] rtl_usb: Too few input end points found [ 79.721597] INFO: trying to register non-static key. [ 79.727166] the code is fine but needs lockdep annotation. [ 79.733809] turning off the locking correctness validator. [ 79.739878] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc4-319354-g9a33b36 #3 [ 79.748149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.758385] Workqueue: usb_hub_wq hub_event [ 79.762703] Call Trace: [ 79.765297] dump_stack+0xe8/0x16e [ 79.768837] register_lock_class+0x11b8/0x1250 [ 79.773419] ? mark_held_locks+0xe0/0xe0 [ 79.777503] ? is_dynamic_key+0x1b0/0x1b0 [ 79.781779] ? trace_hardirqs_off+0x50/0x1c0 [ 79.786734] ? mark_held_locks+0xe0/0xe0 [ 79.790948] __lock_acquire+0xfb/0x37c0 [ 79.795175] ? lock_downgrade+0x640/0x640 [ 79.799328] ? mark_held_locks+0x9f/0xe0 [ 79.803505] ? mark_held_locks+0xe0/0xe0 [ 79.807568] ? local_port_store+0x100/0x100 [ 79.812063] ? lockdep_hardirqs_on+0x37e/0x580 [ 79.816866] ? console_unlock+0x61e/0xbb0 [ 79.821178] lock_acquire+0x10d/0x2f0 [ 79.825228] ? rtl_c2hcmd_launcher+0xd1/0x390 [ 79.829735] _raw_spin_lock_irqsave+0x44/0x60 [ 79.834236] ? rtl_c2hcmd_launcher+0xd1/0x390 [ 79.838735] rtl_c2hcmd_launcher+0xd1/0x390 [ 79.843066] rtl_deinit_core+0x25/0x2d0 [ 79.847230] ? rtl_usb_probe.cold+0x848/0xa70 [ 79.851875] rtl_usb_probe.cold+0x861/0xa70 [ 79.856339] usb_probe_interface+0x31d/0x820 [ 79.860750] ? usb_probe_device+0x150/0x150 [ 79.865083] really_probe+0x2da/0xb10 [ 79.868898] driver_probe_device+0x21d/0x350 [ 79.873354] __device_attach_driver+0x1d8/0x290 [ 79.878027] ? driver_allows_async_probing+0x160/0x160 [ 79.883307] bus_for_each_drv+0x163/0x1e0 [ 79.887482] ? bus_rescan_devices+0x30/0x30 [ 79.891804] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 79.897204] ? lockdep_hardirqs_on+0x37e/0x580 [ 79.901914] __device_attach+0x223/0x3a0 [ 79.905987] ? device_bind_driver+0xe0/0xe0 [ 79.910496] ? kobject_uevent_env+0x295/0x13d0 [ 79.915512] bus_probe_device+0x1f1/0x2a0 [ 79.919667] ? blocking_notifier_call_chain+0x59/0xb0 [ 79.924862] device_add+0xad2/0x16e0 [ 79.928665] ? get_device_parent.isra.0+0x560/0x560 [ 79.933980] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 79.939098] usb_set_configuration+0xdf7/0x1740 [ 79.943787] generic_probe+0xa2/0xda [ 79.947591] usb_probe_device+0xc0/0x150 [ 79.951782] ? usb_suspend+0x5f0/0x5f0 [ 79.956006] really_probe+0x2da/0xb10 [ 79.960189] driver_probe_device+0x21d/0x350 [ 79.965412] __device_attach_driver+0x1d8/0x290 [ 79.970121] ? driver_allows_async_probing+0x160/0x160 [ 79.975403] bus_for_each_drv+0x163/0x1e0 [ 79.979873] ? bus_rescan_devices+0x30/0x30 [ 79.984199] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 79.989306] ? lockdep_hardirqs_on+0x37e/0x580 [ 79.993891] __device_attach+0x223/0x3a0 [ 79.998103] ? device_bind_driver+0xe0/0xe0 [ 80.002458] ? kobject_uevent_env+0x295/0x13d0 [ 80.007050] bus_probe_device+0x1f1/0x2a0 [ 80.011209] ? blocking_notifier_call_chain+0x59/0xb0 [ 80.016401] device_add+0xad2/0x16e0 [ 80.020300] ? get_device_parent.isra.0+0x560/0x560 [ 80.025328] usb_new_device.cold+0x537/0xccf [ 80.029740] hub_event+0x138e/0x3b00 [ 80.033492] ? hub_port_debounce+0x350/0x350 [ 80.037909] ? _raw_spin_unlock_irq+0x29/0x40 [ 80.042403] process_one_work+0x90f/0x1580 [ 80.046641] ? wq_pool_ids_show+0x300/0x300 [ 80.051115] ? do_raw_spin_lock+0x11f/0x290 [ 80.060951] worker_thread+0x9b/0xe20 [ 80.064852] ? process_one_work+0x1580/0x1580 [ 80.069351] kthread+0x313/0x420 [ 80.072721] ? kthread_park+0x1a0/0x1a0 [ 80.076891] ret_from_fork+0x3a/0x50 [ 80.081207] kasan: CONFIG_KASAN_INLINE enabled [ 80.085802] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 80.093223] general protection fault: 0000 [#1] SMP KASAN PTI [ 80.099129] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc4-319354-g9a33b36 #3 [ 80.107325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.116993] Workqueue: usb_hub_wq hub_event [ 80.121716] RIP: 0010:rtl_deinit_core+0x84/0x2d0 [ 80.126833] 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 [ 80.145965] RSP: 0018:ffff8880a84b7278 EFLAGS: 00010246 [ 80.151338] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffffffff27960ab [ 80.158725] RDX: 0000000000000000 RSI: ffffffff88da7445 RDI: ffff888093c00b68 [ 80.166278] RBP: ffff888093c00b20 R08: ffff8880a8498000 R09: ffffed101278051d [ 80.173836] R10: ffffed101278051c R11: ffff888093c028e3 R12: ffff888093c02540 [ 80.181210] R13: ffff88821add7848 R14: ffff888093c0ea08 R15: 0000000000000000 [ 80.188495] FS: 0000000000000000(0000) GS:ffff8880ad000000(0000) knlGS:0000000000000000 [ 80.196974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.203118] CR2: 00007fd01db19000 CR3: 000000009c01a000 CR4: 00000000001406f0 [ 80.210575] Call Trace: [ 80.213186] ? rtl_usb_probe.cold+0x848/0xa70 [ 80.217898] rtl_usb_probe.cold+0x861/0xa70 [ 80.222602] usb_probe_interface+0x31d/0x820 [ 80.228099] ? usb_probe_device+0x150/0x150 [ 80.232871] really_probe+0x2da/0xb10 [ 80.236919] driver_probe_device+0x21d/0x350 [ 80.241683] __device_attach_driver+0x1d8/0x290 [ 80.246505] ? driver_allows_async_probing+0x160/0x160 [ 80.251809] bus_for_each_drv+0x163/0x1e0 [ 80.256158] ? bus_rescan_devices+0x30/0x30 [ 80.260500] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 80.265617] ? lockdep_hardirqs_on+0x37e/0x580 [ 80.270421] __device_attach+0x223/0x3a0 [ 80.274895] ? device_bind_driver+0xe0/0xe0 [ 80.279344] ? kobject_uevent_env+0x295/0x13d0 [ 80.284106] bus_probe_device+0x1f1/0x2a0 [ 80.288501] ? blocking_notifier_call_chain+0x59/0xb0 [ 80.293883] device_add+0xad2/0x16e0 [ 80.297853] ? get_device_parent.isra.0+0x560/0x560 [ 80.303170] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 80.308500] usb_set_configuration+0xdf7/0x1740 [ 80.313740] generic_probe+0xa2/0xda [ 80.317625] usb_probe_device+0xc0/0x150 [ 80.321776] ? usb_suspend+0x5f0/0x5f0 [ 80.325665] really_probe+0x2da/0xb10 [ 80.329489] driver_probe_device+0x21d/0x350 [ 80.334011] __device_attach_driver+0x1d8/0x290 [ 80.338928] ? driver_allows_async_probing+0x160/0x160 [ 80.344487] bus_for_each_drv+0x163/0x1e0 [ 80.348662] ? bus_rescan_devices+0x30/0x30 [ 80.353139] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 80.358639] ? lockdep_hardirqs_on+0x37e/0x580 [ 80.363370] __device_attach+0x223/0x3a0 [ 80.367591] ? device_bind_driver+0xe0/0xe0 [ 80.371923] ? kobject_uevent_env+0x295/0x13d0 [ 80.377002] bus_probe_device+0x1f1/0x2a0 [ 80.381159] ? blocking_notifier_call_chain+0x59/0xb0 [ 80.386470] device_add+0xad2/0x16e0 [ 80.390335] ? get_device_parent.isra.0+0x560/0x560 [ 80.395722] usb_new_device.cold+0x537/0xccf [ 80.400137] hub_event+0x138e/0x3b00 [ 80.403873] ? hub_port_debounce+0x350/0x350 [ 80.410190] ? _raw_spin_unlock_irq+0x29/0x40 [ 80.416357] process_one_work+0x90f/0x1580 [ 80.421191] ? wq_pool_ids_show+0x300/0x300 [ 80.425521] ? do_raw_spin_lock+0x11f/0x290 [ 80.430056] worker_thread+0x9b/0xe20 [ 80.433964] ? process_one_work+0x1580/0x1580 [ 80.438504] kthread+0x313/0x420 [ 80.441879] ? kthread_park+0x1a0/0x1a0 [ 80.446059] ret_from_fork+0x3a/0x50 [ 80.449777] Modules linked in: [ 80.453065] ---[ end trace 38ab7b2a1beef511 ]--- [ 80.457864] RIP: 0010:rtl_deinit_core+0x84/0x2d0 [ 80.462783] 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 [ 80.481909] RSP: 0018:ffff8880a84b7278 EFLAGS: 00010246 [ 80.487419] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffffffff27960ab [ 80.495043] RDX: 0000000000000000 RSI: ffffffff88da7445 RDI: ffff888093c00b68 [ 80.502790] RBP: ffff888093c00b20 R08: ffff8880a8498000 R09: ffffed101278051d [ 80.510247] R10: ffffed101278051c R11: ffff888093c028e3 R12: ffff888093c02540 [ 80.517704] R13: ffff88821add7848 R14: ffff888093c0ea08 R15: 0000000000000000 [ 80.525483] FS: 0000000000000000(0000) GS:ffff8880ad000000(0000) knlGS:0000000000000000 [ 80.533936] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.540077] CR2: 00007fd01db19000 CR3: 000000009c01a000 CR4: 00000000001406f0 [ 80.547533] Kernel panic - not syncing: Fatal exception [ 80.554394] Kernel Offset: disabled [ 80.558077] Rebooting in 86400 seconds..