Warning: Permanently added '10.128.10.38' (ECDSA) to the list of known hosts. executing program [ 50.234168][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 50.474139][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 50.594286][ T12] usb 1-1: config 0 has an invalid interface number: 95 but max is 0 [ 50.602595][ T12] usb 1-1: config 0 has an invalid interface number: 180 but max is 0 [ 50.610809][ T12] usb 1-1: config 0 has 2 interfaces, different from the descriptor's value: 1 [ 50.619785][ T12] usb 1-1: config 0 has no interface number 0 [ 50.625916][ T12] usb 1-1: config 0 has no interface number 1 [ 50.632018][ T12] usb 1-1: config 0 interface 95 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 50.641860][ T12] usb 1-1: config 0 interface 95 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 3 [ 50.654725][ T12] usb 1-1: too many endpoints for config 0 interface 180 altsetting 185: 222, using maximum allowed: 30 [ 50.665882][ T12] usb 1-1: config 0 interface 180 altsetting 185 bulk endpoint 0xF has invalid maxpacket 0 [ 50.675888][ T12] usb 1-1: config 0 interface 180 altsetting 185 bulk endpoint 0x81 has invalid maxpacket 290 [ 50.686148][ T12] usb 1-1: config 0 interface 180 altsetting 185 has 2 endpoint descriptors, different from the interface descriptor's value: 222 [ 50.699530][ T12] usb 1-1: config 0 interface 180 has no altsetting 0 [ 50.706348][ T12] usb 1-1: New USB device found, idVendor=04d8, idProduct=0a30, bcdDevice=5c.3e [ 50.715391][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.724772][ T12] usb 1-1: config 0 descriptor?? [ 50.769400][ T12] mcba_usb 1-1:0.95 can0: failed tx_urb -2 [ 50.775403][ T12] mcba_usb 1-1:0.95 can0: Failed to send cmd (169) [ 50.781984][ T12] mcba_usb 1-1:0.95 can0: failed tx_urb -2 [ 50.788335][ T12] mcba_usb 1-1:0.95 can0: Failed to send cmd (169) [ 50.794922][ T12] mcba_usb 1-1:0.95: Microchip CAN BUS Analyzer connected executing program [ 51.004256][ T12] usb 1-1: string descriptor 0 read error: -71 [ 51.017659][ T12] mcba_usb 1-1:0.180 can1: failed tx_urb -2 [ 51.023622][ T12] mcba_usb 1-1:0.180 can1: Failed to send cmd (169) [ 51.030500][ T12] mcba_usb 1-1:0.180 can1: failed tx_urb -2 [ 51.037028][ T12] mcba_usb 1-1:0.180 can1: Failed to send cmd (169) [ 51.043629][ T12] mcba_usb 1-1:0.180: Microchip CAN BUS Analyzer connected [ 51.053075][ T12] usb 1-1: USB disconnect, device number 2 [ 51.061254][ T12] mcba_usb 1-1:0.95 can0: device disconnected [ 51.145475][ T12] ================================================================== [ 51.153575][ T12] BUG: KASAN: use-after-free in __lock_acquire+0x3377/0x3eb0 [ 51.161083][ T12] Read of size 8 at addr ffff8881d2e98f48 by task kworker/0:1/12 [ 51.169061][ T12] [ 51.171400][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0+ #0 [ 51.178392][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.189258][ T12] Workqueue: usb_hub_wq hub_event [ 51.194256][ T12] Call Trace: [ 51.197522][ T12] dump_stack+0xca/0x13e [ 51.201743][ T12] ? __lock_acquire+0x3377/0x3eb0 [ 51.206759][ T12] ? __lock_acquire+0x3377/0x3eb0 [ 51.212493][ T12] print_address_description.constprop.0+0x36/0x50 [ 51.218992][ T12] ? __lock_acquire+0x3377/0x3eb0 [ 51.224051][ T12] ? __lock_acquire+0x3377/0x3eb0 [ 51.229138][ T12] __kasan_report.cold+0x1a/0x33 [ 51.234101][ T12] ? __lock_acquire+0x3377/0x3eb0 [ 51.239116][ T12] kasan_report+0xe/0x12 [ 51.243357][ T12] __lock_acquire+0x3377/0x3eb0 [ 51.248288][ T12] ? mark_held_locks+0x9f/0xe0 [ 51.253133][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 51.258395][ T12] ? quarantine_put+0xb2/0x150 [ 51.263148][ T12] ? mark_held_locks+0xe0/0xe0 [ 51.267887][ T12] lock_acquire+0x127/0x320 [ 51.272368][ T12] ? usb_kill_anchored_urbs+0x1e/0x110 [ 51.277813][ T12] ? kobject_put+0x18c/0x280 [ 51.282377][ T12] _raw_spin_lock_irq+0x2d/0x40 [ 51.287212][ T12] ? usb_kill_anchored_urbs+0x1e/0x110 [ 51.292643][ T12] usb_kill_anchored_urbs+0x1e/0x110 [ 51.297904][ T12] mcba_usb_disconnect+0xd6/0xe4 [ 51.302813][ T12] usb_unbind_interface+0x1bd/0x8a0 [ 51.307986][ T12] ? usb_autoresume_device+0x60/0x60 [ 51.313244][ T12] device_release_driver_internal+0x42f/0x500 [ 51.319288][ T12] bus_remove_device+0x2dc/0x4a0 [ 51.324200][ T12] device_del+0x420/0xb10 [ 51.328501][ T12] ? __device_links_no_driver+0x240/0x240 [ 51.334195][ T12] ? usb_remove_ep_devs+0x3e/0x80 [ 51.339189][ T12] ? remove_intf_ep_devs+0x13f/0x1d0 [ 51.344444][ T12] usb_disable_device+0x211/0x690 [ 51.349441][ T12] usb_disconnect+0x284/0x8d0 [ 51.354105][ T12] hub_event+0x1454/0x3640 [ 51.358516][ T12] ? find_held_lock+0x2d/0x110 [ 51.363266][ T12] ? mark_held_locks+0xe0/0xe0 [ 51.368012][ T12] ? hub_port_debounce+0x260/0x260 [ 51.373121][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.378663][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 51.383925][ T12] process_one_work+0x92b/0x1530 [ 51.388845][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 51.394198][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 51.399199][ T12] worker_thread+0x7ab/0xe20 [ 51.403767][ T12] ? process_one_work+0x1530/0x1530 [ 51.408940][ T12] kthread+0x318/0x420 [ 51.412983][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 51.418608][ T12] ret_from_fork+0x24/0x30 [ 51.422997][ T12] [ 51.425311][ T12] The buggy address belongs to the page: [ 51.430914][ T12] page:ffffea00074ba600 refcount:0 mapcount:-128 mapping:0000000000000000 index:0x0 [ 51.440248][ T12] flags: 0x200000000000000() [ 51.444826][ T12] raw: 0200000000000000 ffffea0007479208 ffff88821fffac18 0000000000000000 [ 51.453392][ T12] raw: 0000000000000000 0000000000000003 00000000ffffff7f 0000000000000000 [ 51.461957][ T12] page dumped because: kasan: bad access detected [ 51.468338][ T12] [ 51.470636][ T12] Memory state around the buggy address: [ 51.476238][ T12] ffff8881d2e98e00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 51.484273][ T12] ffff8881d2e98e80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 51.492312][ T12] >ffff8881d2e98f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 51.500347][ T12] ^ [ 51.506847][ T12] ffff8881d2e98f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 51.514892][ T12] ffff8881d2e99000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 51.522926][ T12] ================================================================== [ 51.531005][ T12] Disabling lock debugging due to kernel taint [ 51.537174][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 51.543776][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Tainted: G B 5.3.0+ #0 [ 51.552155][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.562242][ T12] Workqueue: usb_hub_wq hub_event [ 51.567236][ T12] Call Trace: [ 51.570502][ T12] dump_stack+0xca/0x13e [ 51.574723][ T12] panic+0x2a3/0x6da [ 51.578609][ T12] ? add_taint.cold+0x16/0x16 [ 51.583266][ T12] ? print_shadow_for_address+0xb8/0x114 [ 51.588874][ T12] ? trace_hardirqs_off+0x50/0x1d0 [ 51.593984][ T12] ? __lock_acquire+0x3377/0x3eb0 [ 51.599005][ T12] end_report+0x43/0x49 [ 51.603147][ T12] ? __lock_acquire+0x3377/0x3eb0 [ 51.608148][ T12] __kasan_report.cold+0xd/0x33 [ 51.613773][ T12] ? __lock_acquire+0x3377/0x3eb0 [ 51.618773][ T12] kasan_report+0xe/0x12 [ 51.622991][ T12] __lock_acquire+0x3377/0x3eb0 [ 51.627822][ T12] ? mark_held_locks+0x9f/0xe0 [ 51.632564][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 51.637833][ T12] ? quarantine_put+0xb2/0x150 [ 51.642572][ T12] ? mark_held_locks+0xe0/0xe0 [ 51.647310][ T12] lock_acquire+0x127/0x320 [ 51.651789][ T12] ? usb_kill_anchored_urbs+0x1e/0x110 [ 51.657232][ T12] ? kobject_put+0x18c/0x280 [ 51.661802][ T12] _raw_spin_lock_irq+0x2d/0x40 [ 51.666635][ T12] ? usb_kill_anchored_urbs+0x1e/0x110 [ 51.672070][ T12] usb_kill_anchored_urbs+0x1e/0x110 [ 51.677329][ T12] mcba_usb_disconnect+0xd6/0xe4 [ 51.682240][ T12] usb_unbind_interface+0x1bd/0x8a0 [ 51.687412][ T12] ? usb_autoresume_device+0x60/0x60 [ 51.692672][ T12] device_release_driver_internal+0x42f/0x500 [ 51.698714][ T12] bus_remove_device+0x2dc/0x4a0 [ 51.703629][ T12] device_del+0x420/0xb10 [ 51.707939][ T12] ? __device_links_no_driver+0x240/0x240 [ 51.713729][ T12] ? usb_remove_ep_devs+0x3e/0x80 [ 51.718821][ T12] ? remove_intf_ep_devs+0x13f/0x1d0 [ 51.724084][ T12] usb_disable_device+0x211/0x690 [ 51.729163][ T12] usb_disconnect+0x284/0x8d0 [ 51.733842][ T12] hub_event+0x1454/0x3640 [ 51.738250][ T12] ? find_held_lock+0x2d/0x110 [ 51.742992][ T12] ? mark_held_locks+0xe0/0xe0 [ 51.747757][ T12] ? hub_port_debounce+0x260/0x260 [ 51.752850][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.758381][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 51.763652][ T12] process_one_work+0x92b/0x1530 [ 51.768567][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 51.773911][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 51.778922][ T12] worker_thread+0x7ab/0xe20 [ 51.783506][ T12] ? process_one_work+0x1530/0x1530 [ 51.788696][ T12] kthread+0x318/0x420 [ 51.792767][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 51.798135][ T12] ret_from_fork+0x24/0x30 [ 51.803309][ T12] Kernel Offset: disabled [ 51.807651][ T12] Rebooting in 86400 seconds..