Warning: Permanently added '10.128.0.93' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 39.729250][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 39.729258][ T101] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 39.744438][ T12] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 39.759708][ T17] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 39.767385][ T1739] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 39.774925][ T1738] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 39.979227][ T22] usb 1-1: Using ep0 maxpacket: 16 [ 39.989198][ T12] usb 6-1: Using ep0 maxpacket: 16 [ 39.994449][ T101] usb 2-1: Using ep0 maxpacket: 16 [ 40.019273][ T17] usb 4-1: Using ep0 maxpacket: 16 [ 40.024546][ T1739] usb 3-1: Using ep0 maxpacket: 16 [ 40.030225][ T1738] usb 5-1: Using ep0 maxpacket: 16 [ 40.109295][ T12] usb 6-1: config 0 has an invalid interface number: 133 but max is 0 [ 40.117646][ T12] usb 6-1: config 0 has no interface number 0 [ 40.123902][ T101] usb 2-1: config 0 has an invalid interface number: 133 but max is 0 [ 40.129377][ T22] usb 1-1: config 0 has an invalid interface number: 133 but max is 0 [ 40.132106][ T101] usb 2-1: config 0 has no interface number 0 [ 40.140279][ T22] usb 1-1: config 0 has no interface number 0 [ 40.140683][ T22] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=c5.d0 [ 40.146814][ T12] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=c5.d0 [ 40.152509][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.161552][ T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.161945][ T101] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=c5.d0 [ 40.176594][ T22] usb 1-1: config 0 descriptor?? [ 40.178697][ T101] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.183268][ T12] usb 6-1: config 0 descriptor?? [ 40.187395][ T17] usb 4-1: config 0 has an invalid interface number: 133 but max is 0 [ 40.200971][ T101] usb 2-1: config 0 descriptor?? [ 40.201307][ T17] usb 4-1: config 0 has no interface number 0 [ 40.234780][ T1739] usb 3-1: config 0 has an invalid interface number: 133 but max is 0 [ 40.243015][ T1739] usb 3-1: config 0 has no interface number 0 [ 40.249392][ T1738] usb 5-1: config 0 has an invalid interface number: 133 but max is 0 [ 40.251137][ T12] rio500 6-1:0.133: USB Rio found at address 2 [ 40.257555][ T1738] usb 5-1: config 0 has no interface number 0 [ 40.269920][ T1739] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=c5.d0 [ 40.271377][ T101] rio500 2-1:0.133: USB Rio found at address 2 [ 40.278938][ T1739] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.280126][ T1738] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=c5.d0 [ 40.302315][ T1738] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.312996][ T1739] usb 3-1: config 0 descriptor?? [ 40.318141][ T17] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=c5.d0 [ 40.327345][ T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.336871][ T22] rio500 1-1:0.133: Second USB Rio at address 2 refused [ 40.344657][ T22] rio500: probe of 1-1:0.133 failed with error -16 [ 40.352843][ T1739] rio500 3-1:0.133: Second USB Rio at address 2 refused [ 40.360218][ T1738] usb 5-1: config 0 descriptor?? [ 40.365398][ T1739] rio500: probe of 3-1:0.133 failed with error -16 [ 40.375336][ T17] usb 4-1: config 0 descriptor?? [ 40.400518][ T1738] rio500 5-1:0.133: Second USB Rio at address 2 refused [ 40.407571][ T1738] rio500: probe of 5-1:0.133 failed with error -16 [ 40.430578][ T17] rio500 4-1:0.133: Second USB Rio at address 2 refused [ 40.437651][ T17] rio500: probe of 4-1:0.133 failed with error -16 executing program executing program [ 40.467069][ T1733] usb 2-1: Rio opened. [ 40.473230][ T1733] usb 2-1: Rio closed. [ 40.474030][ T17] usb 2-1: USB disconnect, device number 2 [ 40.480320][ T101] usb 6-1: USB disconnect, device number 2 [ 40.490624][ T101] rio500 6-1:0.133: USB Rio disconnected. [ 40.497157][ T17] ================================================================== [ 40.505347][ T17] BUG: KASAN: double-free or invalid-free in disconnect_rio+0x12b/0x1b0 [ 40.513674][ T17] [ 40.516001][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.3.0+ #0 [ 40.523002][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.533201][ T17] Workqueue: usb_hub_wq hub_event [ 40.538208][ T17] Call Trace: [ 40.541550][ T17] dump_stack+0xca/0x13e [ 40.545777][ T17] print_address_description+0x6a/0x32c [ 40.551307][ T17] ? disconnect_rio+0x12b/0x1b0 [ 40.553250][ T12] usb 3-1: USB disconnect, device number 2 [ 40.556153][ T17] kasan_report_invalid_free+0x61/0xa0 [ 40.567395][ T17] ? disconnect_rio+0x12b/0x1b0 [ 40.572252][ T17] __kasan_slab_free+0x162/0x180 [ 40.577169][ T17] ? disconnect_rio+0x12b/0x1b0 [ 40.582001][ T17] kfree+0xe4/0x2f0 [ 40.585788][ T17] disconnect_rio+0x12b/0x1b0 [ 40.590447][ T17] usb_unbind_interface+0x1bd/0x8a0 [ 40.595625][ T17] ? usb_autoresume_device+0x60/0x60 [ 40.600915][ T17] device_release_driver_internal+0x42f/0x500 [ 40.601809][ T1741] usb 5-1: USB disconnect, device number 2 [ 40.606978][ T17] bus_remove_device+0x2dc/0x4a0 executing program [ 40.606991][ T17] device_del+0x420/0xb10 [ 40.607003][ T17] ? __device_links_no_driver+0x240/0x240 [ 40.607022][ T17] ? lockdep_hardirqs_on+0x379/0x580 [ 40.630751][ T1753] usb 4-1: USB disconnect, device number 2 [ 40.633063][ T17] ? remove_intf_ep_devs+0x13f/0x1d0 [ 40.633076][ T17] usb_disable_device+0x211/0x690 [ 40.633085][ T17] usb_disconnect+0x284/0x8d0 [ 40.633097][ T17] hub_event+0x1454/0x3640 [ 40.658315][ T17] ? find_held_lock+0x2d/0x110 [ 40.663066][ T17] ? mark_held_locks+0xe0/0xe0 [ 40.667819][ T17] ? hub_port_debounce+0x260/0x260 [ 40.672938][ T17] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 40.678473][ T17] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 40.683738][ T17] process_one_work+0x92b/0x1530 [ 40.688665][ T17] ? pwq_dec_nr_in_flight+0x310/0x310 [ 40.694019][ T17] ? do_raw_spin_lock+0x11a/0x280 [ 40.699025][ T17] worker_thread+0x96/0xe20 [ 40.703520][ T17] ? process_one_work+0x1530/0x1530 [ 40.708701][ T17] kthread+0x318/0x420 [ 40.712756][ T17] ? kthread_create_on_node+0xf0/0xf0 [ 40.718140][ T17] ret_from_fork+0x24/0x30 [ 40.722533][ T17] [ 40.724873][ T17] Allocated by task 101: [ 40.729114][ T17] save_stack+0x1b/0x80 [ 40.733254][ T17] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 40.738881][ T17] probe_rio+0x135/0x248 [ 40.743123][ T17] usb_probe_interface+0x305/0x7a0 [ 40.748304][ T17] really_probe+0x281/0x6d0 [ 40.752783][ T17] driver_probe_device+0x101/0x1b0 [ 40.757873][ T17] __device_attach_driver+0x1c2/0x220 [ 40.763224][ T17] bus_for_each_drv+0x162/0x1e0 [ 40.768051][ T17] __device_attach+0x217/0x360 [ 40.772815][ T17] bus_probe_device+0x1e4/0x290 [ 40.777672][ T17] device_add+0xae6/0x16f0 [ 40.782069][ T17] usb_set_configuration+0xdf6/0x1670 [ 40.787427][ T17] generic_probe+0x9d/0xd5 [ 40.791841][ T17] usb_probe_device+0x99/0x100 [ 40.796589][ T17] really_probe+0x281/0x6d0 [ 40.801071][ T17] driver_probe_device+0x101/0x1b0 [ 40.806165][ T17] __device_attach_driver+0x1c2/0x220 [ 40.811531][ T17] bus_for_each_drv+0x162/0x1e0 [ 40.816361][ T17] __device_attach+0x217/0x360 [ 40.821103][ T17] bus_probe_device+0x1e4/0x290 [ 40.825953][ T17] device_add+0xae6/0x16f0 [ 40.830371][ T17] usb_new_device.cold+0x6a4/0xe79 [ 40.835473][ T17] hub_event+0x1b5c/0x3640 [ 40.839871][ T17] process_one_work+0x92b/0x1530 [ 40.844794][ T17] worker_thread+0x96/0xe20 [ 40.850240][ T17] kthread+0x318/0x420 [ 40.854294][ T17] ret_from_fork+0x24/0x30 [ 40.858698][ T17] [ 40.859204][ T101] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 40.861009][ T17] Freed by task 101: [ 40.861024][ T17] save_stack+0x1b/0x80 [ 40.861035][ T17] __kasan_slab_free+0x130/0x180 [ 40.861047][ T17] kfree+0xe4/0x2f0 [ 40.885214][ T17] disconnect_rio+0x12b/0x1b0 [ 40.889871][ T17] usb_unbind_interface+0x1bd/0x8a0 [ 40.895048][ T17] device_release_driver_internal+0x42f/0x500 [ 40.901093][ T17] bus_remove_device+0x2dc/0x4a0 [ 40.906032][ T17] device_del+0x420/0xb10 [ 40.910353][ T17] usb_disable_device+0x211/0x690 [ 40.915353][ T17] usb_disconnect+0x284/0x8d0 [ 40.920004][ T17] hub_event+0x1454/0x3640 [ 40.924401][ T17] process_one_work+0x92b/0x1530 [ 40.929315][ T17] worker_thread+0x96/0xe20 [ 40.933810][ T17] kthread+0x318/0x420 [ 40.937882][ T17] ret_from_fork+0x24/0x30 [ 40.942281][ T17] [ 40.944599][ T17] The buggy address belongs to the object at ffff8881d335b300 [ 40.944599][ T17] which belongs to the cache kmalloc-4k of size 4096 [ 40.958637][ T17] The buggy address is located 0 bytes inside of [ 40.958637][ T17] 4096-byte region [ffff8881d335b300, ffff8881d335c300) [ 40.971800][ T17] The buggy address belongs to the page: [ 40.977418][ T17] page:ffffea00074cd600 refcount:1 mapcount:0 mapping:ffff8881da00c280 index:0x0 compound_mapcount: 0 [ 40.988330][ T17] flags: 0x200000000010200(slab|head) [ 40.993686][ T17] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da00c280 [ 41.002253][ T17] raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000 [ 41.011597][ T17] page dumped because: kasan: bad access detected [ 41.017985][ T17] [ 41.019180][ T1741] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 41.020292][ T17] Memory state around the buggy address: [ 41.020303][ T17] ffff8881d335b200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 41.020311][ T17] ffff8881d335b280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 41.020320][ T17] >ffff8881d335b300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 41.020325][ T17] ^ [ 41.020334][ T17] ffff8881d335b380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 41.020345][ T17] ffff8881d335b400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 41.077740][ T17] ================================================================== [ 41.085781][ T17] Disabling lock debugging due to kernel taint [ 41.092040][ T17] Kernel panic - not syncing: panic_on_warn set ... [ 41.097651][ T12] usb 1-1: USB disconnect, device number 2 [ 41.098625][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Tainted: G B 5.3.0+ #0 [ 41.098632][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.098645][ T17] Workqueue: usb_hub_wq hub_event [ 41.104494][ T101] usb 6-1: Using ep0 maxpacket: 16 [ 41.112827][ T17] Call Trace: [ 41.112844][ T17] dump_stack+0xca/0x13e [ 41.112855][ T17] panic+0x2a3/0x6da [ 41.112863][ T17] ? add_taint.cold+0x16/0x16 [ 41.112880][ T17] ? disconnect_rio+0x12b/0x1b0 [ 41.153847][ T17] ? trace_hardirqs_on+0x55/0x1e0 [ 41.158862][ T17] ? disconnect_rio+0x12b/0x1b0 [ 41.163691][ T17] end_report+0x43/0x49 [ 41.167848][ T17] kasan_report_invalid_free+0x7d/0xa0 [ 41.173289][ T17] ? disconnect_rio+0x12b/0x1b0 [ 41.178119][ T17] __kasan_slab_free+0x162/0x180 [ 41.183038][ T17] ? disconnect_rio+0x12b/0x1b0 [ 41.187864][ T17] kfree+0xe4/0x2f0 [ 41.191668][ T17] disconnect_rio+0x12b/0x1b0 [ 41.196323][ T17] usb_unbind_interface+0x1bd/0x8a0 [ 41.201501][ T17] ? usb_autoresume_device+0x60/0x60 [ 41.206766][ T17] device_release_driver_internal+0x42f/0x500 [ 41.212848][ T17] bus_remove_device+0x2dc/0x4a0 [ 41.217766][ T17] device_del+0x420/0xb10 [ 41.222077][ T17] ? __device_links_no_driver+0x240/0x240 [ 41.228209][ T17] ? lockdep_hardirqs_on+0x379/0x580 [ 41.233474][ T17] ? remove_intf_ep_devs+0x13f/0x1d0 [ 41.238803][ T17] usb_disable_device+0x211/0x690 [ 41.243819][ T17] usb_disconnect+0x284/0x8d0 [ 41.248483][ T17] hub_event+0x1454/0x3640 [ 41.249554][ T101] usb 6-1: config 0 has an invalid interface number: 133 but max is 0 [ 41.253031][ T17] ? find_held_lock+0x2d/0x110 [ 41.253041][ T17] ? mark_held_locks+0xe0/0xe0 [ 41.253052][ T17] ? hub_port_debounce+0x260/0x260 [ 41.253064][ T17] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 41.253073][ T17] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 41.253091][ T17] process_one_work+0x92b/0x1530 [ 41.261286][ T101] usb 6-1: config 0 has no interface number 0 [ 41.265976][ T17] ? pwq_dec_nr_in_flight+0x310/0x310 [ 41.271487][ T1741] usb 5-1: Using ep0 maxpacket: 16 [ 41.275798][ T17] ? do_raw_spin_lock+0x11a/0x280 [ 41.275809][ T17] worker_thread+0x96/0xe20 [ 41.275823][ T17] ? process_one_work+0x1530/0x1530 [ 41.281673][ T101] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=c5.d0 [ 41.286608][ T17] kthread+0x318/0x420 [ 41.286620][ T17] ? kthread_create_on_node+0xf0/0xf0 [ 41.286631][ T17] ret_from_fork+0x24/0x30 [ 41.292182][ T17] Kernel Offset: disabled [ 41.350831][ T17] Rebooting in 86400 seconds..