[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[ 14.283500][ C1] random: crng init done [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.214' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 23.619832][ T95] usb 1-1: new low-speed USB device number 2 using dummy_hcd [ 23.639817][ T1800] usb 4-1: new low-speed USB device number 2 using dummy_hcd [ 23.647313][ T17] usb 5-1: new low-speed USB device number 2 using dummy_hcd [ 23.654995][ T1799] usb 2-1: new low-speed USB device number 2 using dummy_hcd [ 23.662425][ T83] usb 6-1: new low-speed USB device number 2 using dummy_hcd [ 23.669850][ T78] usb 3-1: new low-speed USB device number 2 using dummy_hcd [ 23.989961][ T95] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 24.000304][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 24.010258][ T95] usb 1-1: New USB device found, idVendor=20dc, idProduct=5310, bcdDevice=53.52 [ 24.019286][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.028965][ T95] usb 1-1: config 0 descriptor?? [ 24.039972][ T1799] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 24.050236][ T1789] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 24.050244][ T78] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 24.057124][ T83] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 24.077666][ T1800] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 24.087808][ T17] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 24.089799][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 24.098004][ T78] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 24.109795][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 24.113842][ T78] usb 3-1: New USB device found, idVendor=20dc, idProduct=5310, bcdDevice=53.52 [ 24.128242][ T78] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.129788][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 24.136302][ T17] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 24.149782][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 24.151568][ T17] usb 5-1: New USB device found, idVendor=20dc, idProduct=5310, bcdDevice=53.52 [ 24.165931][ T17] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.169782][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 24.173987][ T1800] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 24.189196][ T1800] usb 4-1: New USB device found, idVendor=20dc, idProduct=5310, bcdDevice=53.52 [ 24.189965][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 24.198259][ T1800] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.203879][ T95] uwb_rc uwb0: cannot setup UWB radio: -110 [ 24.211619][ T1799] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 24.217504][ T95] uwb_rc uwb0: cannot setup UWB radio controller: -110 executing program [ 24.227413][ T1799] usb 2-1: New USB device found, idVendor=20dc, idProduct=5310, bcdDevice=53.52 [ 24.234464][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 24.243295][ T1799] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.250396][ T95] hwa-rc: probe of 1-1:0.0 failed with error -110 [ 24.256675][ T83] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 24.273041][ T83] usb 6-1: New USB device found, idVendor=20dc, idProduct=5310, bcdDevice=53.52 [ 24.278045][ T95] usb 1-1: USB disconnect, device number 2 [ 24.282115][ T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.287962][ T17] usb 5-1: config 0 descriptor?? [ 24.288691][ T1800] usb 4-1: config 0 descriptor?? [ 24.302558][ T1795] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 24.306878][ T83] usb 6-1: config 0 descriptor?? [ 24.320772][ T78] usb 3-1: config 0 descriptor?? [ 24.329149][ T1799] usb 2-1: config 0 descriptor?? [ 24.349924][ T1794] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 24.349930][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.350057][ T1796] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 24.356891][ T1797] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 24.362415][ T1801] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 24.382763][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.399811][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.419779][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.425324][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.430763][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.436172][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.441583][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.447086][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.452521][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.457937][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.463388][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.468818][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.474247][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.479774][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.485278][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.490770][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.496188][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.501627][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.507049][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.512594][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.518079][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.523627][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.529067][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.534536][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.540122][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.545598][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.551069][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.556526][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.562003][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.567537][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.572984][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.578537][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.583999][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.589460][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.594946][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.600449][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.606010][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.611506][ C1] hwa-rc 5-1:0.0: NEEP: URB error -71 [ 24.616920][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.622346][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.627746][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.633188][ C1] hwa-rc 5-1:0.0: NEEP: URB max acceptable errors exceeded, resetting device [ 24.642402][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 executing program executing program executing program executing program executing program [ 24.647828][ C1] hwa-rc 6-1:0.0: NEEP: URB error -71 [ 24.653290][ C1] hwa-rc 2-1:0.0: NEEP: URB error -71 [ 24.658706][ C1] hwa-rc 4-1:0.0: NEEP: URB error -71 [ 24.664135][ C1] hwa-rc 3-1:0.0: NEEP: URB error -71 [ 24.669629][ T17] list_del corruption, ffff8881d5809070->next is LIST_POISON1 (dead000000000100) [ 24.678970][ T17] ------------[ cut here ]------------ [ 24.684418][ T17] kernel BUG at lib/list_debug.c:45! [ 24.689693][ T17] invalid opcode: 0000 [#1] SMP KASAN [ 24.689788][ T95] usb 1-1: new low-speed USB device number 3 using dummy_hcd [ 24.695826][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.6.0-rc3-syzkaller #0 [ 24.695834][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.695848][ T17] Workqueue: usb_hub_wq hub_event [ 24.726545][ T17] RIP: 0010:__list_del_entry_valid.cold+0x23/0x55 [ 24.732981][ T17] Code: e8 e0 b4 3e ff 0f 0b 48 89 ee 48 c7 c7 40 28 fc 85 e8 cf b4 3e ff 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 80 27 fc 85 e8 bb b4 3e ff <0f> 0b 4c 89 e2 48 89 ee 48 c7 c7 e0 27 fc 85 e8 a7 b4 3e ff 0f 0b [ 24.752567][ T17] RSP: 0018:ffff8881da266cd8 EFLAGS: 00010086 [ 24.758620][ T17] RAX: 000000000000004e RBX: ffff8881d5809000 RCX: 0000000000000000 [ 24.766575][ T17] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103b44cd8d [ 24.774533][ T17] RBP: ffff8881d5809070 R08: 000000000000004e R09: ffffed103b66439f [ 24.782490][ T17] R10: ffffed103b66439e R11: ffff8881db321cf3 R12: dead000000000122 [ 24.790444][ T17] R13: dead000000000100 R14: ffff8881cde645d8 R15: 00000000ffffffb9 [ 24.798677][ T17] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 24.807601][ T17] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.814279][ T17] CR2: 00007fa54a51f518 CR3: 0000000007021000 CR4: 00000000001406e0 [ 24.822236][ T17] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.830190][ T17] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.838264][ T17] Call Trace: [ 24.841550][ T17] __uwb_rc_neh_rm+0x6b/0x2a0 [ 24.846210][ T17] uwb_rc_neh_rm+0x30/0x60 [ 24.850606][ T17] uwb_rc_cmd_async+0x29a/0x310 [ 24.855434][ T17] ? uwb_radio_shutdown+0x20/0x20 [ 24.860435][ T17] ? uwb_rc_add+0x246/0x42f [ 24.864929][ T17] ? usb_probe_interface+0x310/0x800 [ 24.870207][ T17] ? lockdep_init_map+0x1b0/0x5e0 [ 24.875215][ T17] ? lockdep_init_map+0x1b0/0x5e0 [ 24.880275][ T17] __uwb_rc_cmd+0x10f/0x1e0 [ 24.884759][ T17] ? uwb_rc_pre_reset+0x50/0x50 [ 24.889589][ T17] ? uwb_rc_cmd_async+0x310/0x310 [ 24.894598][ T17] ? fs_reclaim_release+0xa/0x20 [ 24.899514][ T17] ? uwb_rc_reset+0x98/0x218 [ 24.904094][ T17] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.909634][ T17] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 24.914912][ T17] uwb_rc_cmd+0xc2/0x130 [ 24.919148][ T17] uwb_rc_reset+0x15e/0x218 [ 24.923692][ T17] ? uwb_rc_strerror+0x90/0x90 [ 24.928471][ T17] ? usb_alloc_urb+0x65/0xb0 [ 24.933162][ T17] uwb_rc_setup+0x84/0x320 [ 24.937580][ T17] ? uwb_rc_alloc+0x70/0x70 [ 24.942068][ T17] ? usb_submit_urb+0x6ed/0x1460 [ 24.947089][ T17] ? usb_init_urb+0x34/0x120 [ 24.951667][ T17] ? hwarc_neep_init+0x444/0x5e0 [ 24.956609][ T17] uwb_rc_add+0x246/0x42f [ 24.960916][ T17] ? uwb_rc_setup+0x320/0x320 [ 24.965572][ T17] ? hwarc_probe+0x145/0xb40 [ 24.970156][ T17] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.975692][ T17] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 24.980970][ T17] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 24.986767][ T17] ? kobject_get+0xbc/0x150 [ 24.991266][ T17] hwarc_probe+0x3ce/0xb40 [ 24.995682][ T17] ? rpm_callback+0x230/0x230 [ 25.000373][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 25.005644][ T17] ? __pm_runtime_resume+0x111/0x180 [ 25.010910][ T17] usb_probe_interface+0x310/0x800 [ 25.016014][ T17] ? usb_probe_device+0x230/0x230 [ 25.021021][ T17] really_probe+0x290/0xac0 [ 25.025523][ T17] driver_probe_device+0x223/0x350 [ 25.030628][ T17] __device_attach_driver+0x1d1/0x290 [ 25.035993][ T17] ? driver_allows_async_probing+0x160/0x160 [ 25.042008][ T17] bus_for_each_drv+0x162/0x1e0 [ 25.047001][ T17] ? bus_rescan_devices+0x20/0x20 [ 25.052032][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 25.057861][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 25.059945][ T95] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 25.063146][ T17] __device_attach+0x217/0x390 [ 25.063158][ T17] ? device_bind_driver+0xd0/0xd0 [ 25.063168][ T17] bus_probe_device+0x1e4/0x290 [ 25.063185][ T17] device_add+0x1459/0x1bf0 [ 25.073364][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt [ 25.078122][ T17] ? wait_for_completion+0x3c0/0x3c0 [ 25.078137][ T17] ? device_link_remove+0x110/0x110 [ 25.078149][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 25.078162][ T17] usb_set_configuration+0xe47/0x17d0 [ 25.078180][ T17] usb_generic_driver_probe+0x9d/0xe0 [ 25.083256][ T95] usb 1-1: New USB device found, idVendor=20dc, idProduct=5310, bcdDevice=53.52 [ 25.088027][ T17] usb_probe_device+0xd9/0x230 [ 25.092528][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 25.102382][ T17] ? usb_suspend+0x5f0/0x5f0 [ 25.102391][ T17] really_probe+0x290/0xac0 [ 25.102407][ T17] driver_probe_device+0x223/0x350 [ 25.113146][ T95] usb 1-1: config 0 descriptor?? [ 25.118649][ T17] __device_attach_driver+0x1d1/0x290 [ 25.118662][ T17] ? driver_allows_async_probing+0x160/0x160 [ 25.118674][ T17] bus_for_each_drv+0x162/0x1e0 [ 25.118690][ T17] ? bus_rescan_devices+0x20/0x20 [ 25.139904][ T1806] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 25.143411][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 25.179777][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 25.182021][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 25.199774][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 25.204380][ T17] __device_attach+0x217/0x390 [ 25.219770][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 25.220356][ T17] ? device_bind_driver+0xd0/0xd0 [ 25.235445][ T17] bus_probe_device+0x1e4/0x290 [ 25.239770][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 25.240281][ T17] device_add+0x1459/0x1bf0 [ 25.250122][ T17] ? device_link_remove+0x110/0x110 [ 25.255322][ T17] usb_new_device.cold+0x540/0xcd0 [ 25.259770][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 25.260417][ T17] hub_event+0x21cb/0x4300 [ 25.270158][ T17] ? hub_port_debounce+0x350/0x350 [ 25.275248][ T17] ? find_held_lock+0x2d/0x110 [ 25.279778][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 25.279996][ T17] ? mark_held_locks+0xe0/0xe0 [ 25.285450][ T95] uwb_rc uwb0: cannot setup UWB radio: -110 [ 25.290106][ T17] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 25.290118][ T17] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 25.290130][ T17] process_one_work+0x94b/0x1620 [ 25.290147][ T17] ? pwq_dec_nr_in_flight+0x310/0x310 [ 25.296012][ T95] uwb_rc uwb0: cannot setup UWB radio controller: -110 [ 25.301544][ T17] ? do_raw_spin_lock+0x129/0x290 [ 25.301556][ T17] worker_thread+0x96/0xe20 [ 25.301569][ T17] ? process_one_work+0x1620/0x1620 [ 25.301575][ C0] hwa-rc 1-1:0.0: NEEP: URB error -71 [ 25.301584][ T17] kthread+0x318/0x420 [ 25.301597][ T17] ? kthread_create_on_node+0xf0/0xf0 executing program [ 25.301609][ T17] ret_from_fork+0x24/0x30 [ 25.301616][ T17] Modules linked in: [ 25.319992][ T95] hwa-rc: probe of 1-1:0.0 failed with error -110 [ 25.323963][ T17] ---[ end trace 861748268a9035e2 ]--- [ 25.323984][ T17] RIP: 0010:__list_del_entry_valid.cold+0x23/0x55 [ 25.324000][ T17] Code: e8 e0 b4 3e ff 0f 0b 48 89 ee 48 c7 c7 40 28 fc 85 e8 cf b4 3e ff 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 80 27 fc 85 e8 bb b4 3e ff <0f> 0b 4c 89 e2 48 89 ee 48 c7 c7 e0 27 fc 85 e8 a7 b4 3e ff 0f 0b [ 25.366831][ T95] usb 1-1: USB disconnect, device number 3 [ 25.368166][ T17] RSP: 0018:ffff8881da266cd8 EFLAGS: 00010086 [ 25.368177][ T17] RAX: 000000000000004e RBX: ffff8881d5809000 RCX: 0000000000000000 [ 25.368185][ T17] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103b44cd8d [ 25.368192][ T17] RBP: ffff8881d5809070 R08: 000000000000004e R09: ffffed103b66439f [ 25.368204][ T17] R10: ffffed103b66439e R11: ffff8881db321cf3 R12: dead000000000122 [ 25.443382][ T17] R13: dead000000000100 R14: ffff8881cde645d8 R15: 00000000ffffffb9 [ 25.451380][ T17] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 25.460309][ T17] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.466888][ T17] CR2: 00007fa54a51f518 CR3: 0000000007021000 CR4: 00000000001406e0 [ 25.474865][ T17] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.485619][ T17] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.493579][ T17] Kernel panic - not syncing: Fatal exception [ 25.499666][ T17] Kernel Offset: disabled [ 25.503989][ T17] Rebooting in 86400 seconds..