Warning: Permanently added '10.128.0.83' (ECDSA) to the list of known hosts. 2019/08/14 13:36:42 parsed 1 programs 2019/08/14 13:36:43 executed programs: 0 [ 33.904960][ T1852] cgroup1: Unknown subsys name 'perf_event' [ 33.912228][ T1852] cgroup1: Unknown subsys name 'net_cls' [ 33.917030][ T1858] cgroup1: Unknown subsys name 'perf_event' [ 33.927477][ T1861] cgroup1: Unknown subsys name 'perf_event' [ 33.931918][ T1865] cgroup1: Unknown subsys name 'perf_event' [ 33.934915][ T1864] cgroup1: Unknown subsys name 'perf_event' [ 33.939682][ T1858] cgroup1: Unknown subsys name 'net_cls' [ 33.945489][ T1861] cgroup1: Unknown subsys name 'net_cls' [ 33.954159][ T1865] cgroup1: Unknown subsys name 'net_cls' [ 33.956976][ T1864] cgroup1: Unknown subsys name 'net_cls' [ 33.968510][ T1867] cgroup1: Unknown subsys name 'perf_event' [ 33.979601][ T1867] cgroup1: Unknown subsys name 'net_cls' [ 37.080643][ T1737] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 37.171188][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 37.180642][ T1739] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 37.190704][ T2855] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 37.210907][ T2856] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 37.240621][ T83] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 37.320626][ T1737] usb 5-1: Using ep0 maxpacket: 8 [ 37.410627][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 37.420780][ T1739] usb 4-1: Using ep0 maxpacket: 8 [ 37.431410][ T2855] usb 2-1: Using ep0 maxpacket: 8 [ 37.440814][ T1737] usb 5-1: config 0 has an invalid interface number: 185 but max is 0 [ 37.449122][ T1737] usb 5-1: config 0 has no interface number 0 [ 37.455439][ T2856] usb 6-1: Using ep0 maxpacket: 8 [ 37.460872][ T1737] usb 5-1: config 0 interface 185 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 37.470805][ T1737] usb 5-1: config 0 interface 185 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 0 [ 37.480815][ T1737] usb 5-1: New USB device found, idVendor=0798, idProduct=2e8c, bcdDevice=59.eb [ 37.489922][ T1737] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.499467][ T1737] usb 5-1: config 0 descriptor?? [ 37.502931][ T83] usb 3-1: Using ep0 maxpacket: 8 [ 37.540798][ T12] usb 1-1: config 0 has an invalid interface number: 185 but max is 0 [ 37.549020][ T12] usb 1-1: config 0 has no interface number 0 [ 37.555356][ T1739] usb 4-1: config 0 has an invalid interface number: 185 but max is 0 [ 37.563538][ T1739] usb 4-1: config 0 has no interface number 0 [ 37.570833][ T2855] usb 2-1: config 0 has an invalid interface number: 185 but max is 0 [ 37.579004][ T2855] usb 2-1: config 0 has no interface number 0 [ 37.585166][ T2856] usb 6-1: config 0 has an invalid interface number: 185 but max is 0 [ 37.593471][ T2856] usb 6-1: config 0 has no interface number 0 [ 37.601485][ T1739] usb 4-1: config 0 interface 185 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 37.611434][ T1739] usb 4-1: config 0 interface 185 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 0 [ 37.621366][ T1739] usb 4-1: New USB device found, idVendor=0798, idProduct=2e8c, bcdDevice=59.eb [ 37.630375][ T1739] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.638404][ T12] usb 1-1: config 0 interface 185 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 37.648242][ T12] usb 1-1: config 0 interface 185 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 0 [ 37.650856][ T83] usb 3-1: config 0 has an invalid interface number: 185 but max is 0 [ 37.658174][ T12] usb 1-1: New USB device found, idVendor=0798, idProduct=2e8c, bcdDevice=59.eb [ 37.666330][ T83] usb 3-1: config 0 has no interface number 0 [ 37.675335][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.681884][ T83] usb 3-1: config 0 interface 185 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 37.689372][ T2855] usb 2-1: config 0 interface 185 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 37.689387][ T2855] usb 2-1: config 0 interface 185 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 0 [ 37.689409][ T2855] usb 2-1: New USB device found, idVendor=0798, idProduct=2e8c, bcdDevice=59.eb [ 37.699201][ T83] usb 3-1: config 0 interface 185 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 0 [ 37.699223][ T83] usb 3-1: New USB device found, idVendor=0798, idProduct=2e8c, bcdDevice=59.eb [ 37.699238][ T83] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.709037][ T2855] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.724372][ T83] usb 3-1: config 0 descriptor?? [ 37.727988][ T2856] usb 6-1: config 0 interface 185 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 37.744369][ T17] usb 5-1: USB disconnect, device number 2 [ 37.746929][ T2856] usb 6-1: config 0 interface 185 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 0 [ 37.746953][ T2856] usb 6-1: New USB device found, idVendor=0798, idProduct=2e8c, bcdDevice=59.eb [ 37.758482][ T17] ================================================================== [ 37.762929][ T2856] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.767854][ T17] BUG: KASAN: use-after-free in __mutex_lock+0xf23/0x1360 [ 37.825306][ T17] Read of size 8 at addr ffff8881d63299c8 by task kworker/1:0/17 [ 37.832986][ T17] [ 37.835293][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.3.0-rc4+ #1 [ 37.844628][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.854666][ T17] Workqueue: usb_hub_wq hub_event [ 37.860028][ T17] Call Trace: [ 37.863297][ T17] dump_stack+0xca/0x13e [ 37.867508][ T17] ? __mutex_lock+0xf23/0x1360 [ 37.872241][ T17] ? __mutex_lock+0xf23/0x1360 [ 37.876977][ T17] print_address_description+0x6a/0x32c [ 37.882511][ T17] ? __mutex_lock+0xf23/0x1360 [ 37.887245][ T17] ? __mutex_lock+0xf23/0x1360 [ 37.891977][ T17] __kasan_report.cold+0x1a/0x33 [ 37.896886][ T17] ? __mutex_lock+0xf23/0x1360 [ 37.901620][ T17] kasan_report+0xe/0x12 [ 37.904236][ T2855] usb 2-1: config 0 descriptor?? [ 37.905845][ T17] __mutex_lock+0xf23/0x1360 [ 37.911126][ T1739] usb 4-1: config 0 descriptor?? [ 37.915325][ T17] ? usbtmc_disconnect+0x58/0x180 [ 37.925228][ T17] ? mark_lock+0xbc/0x1130 [ 37.926969][ T2856] usb 6-1: config 0 descriptor?? [ 37.929641][ T17] ? do_raw_spin_lock+0x11a/0x280 [ 37.937918][ T12] usb 1-1: config 0 descriptor?? [ 37.939562][ T17] ? mutex_trylock+0x2c0/0x2c0 [ 37.949213][ T17] ? mark_held_locks+0x9f/0xe0 [ 37.953976][ T17] ? _raw_spin_unlock_irq+0x24/0x30 [ 37.959170][ T17] ? lockdep_hardirqs_on+0x379/0x580 [ 37.964456][ T17] ? _raw_spin_unlock_irq+0x24/0x30 [ 37.969648][ T17] ? usb_hcd_flush_endpoint+0x14c/0x2d0 [ 37.975169][ T17] ? usb_disable_endpoint+0x1ba/0x1f0 [ 37.980512][ T17] ? usbtmc_disconnect+0x58/0x180 [ 37.986042][ T17] usbtmc_disconnect+0x58/0x180 [ 37.990890][ T17] usb_unbind_interface+0x1bd/0x8a0 [ 37.996082][ T17] ? usb_autoresume_device+0x60/0x60 [ 38.001364][ T17] device_release_driver_internal+0x42f/0x500 [ 38.007426][ T17] bus_remove_device+0x2dc/0x4a0 [ 38.012359][ T17] device_del+0x420/0xb10 [ 38.016684][ T17] ? __device_links_no_driver+0x240/0x240 [ 38.022397][ T17] ? usb_remove_ep_devs+0x3e/0x80 [ 38.027417][ T17] ? remove_intf_ep_devs+0x13f/0x1d0 [ 38.032690][ T17] usb_disable_device+0x211/0x690 [ 38.037710][ T17] usb_disconnect+0x284/0x8d0 [ 38.042366][ T17] hub_event+0x1454/0x3640 [ 38.046755][ T17] ? find_held_lock+0x2d/0x110 [ 38.051491][ T17] ? mark_held_locks+0xe0/0xe0 [ 38.056225][ T17] ? hub_port_debounce+0x260/0x260 [ 38.061312][ T17] process_one_work+0x92b/0x1530 [ 38.066223][ T17] ? pwq_dec_nr_in_flight+0x310/0x310 [ 38.071567][ T17] ? do_raw_spin_lock+0x11a/0x280 [ 38.076563][ T17] worker_thread+0x96/0xe20 [ 38.081038][ T17] ? process_one_work+0x1530/0x1530 [ 38.086204][ T17] kthread+0x318/0x420 [ 38.090241][ T17] ? kthread_create_on_node+0xf0/0xf0 [ 38.095584][ T17] ret_from_fork+0x24/0x30 [ 38.099972][ T17] [ 38.102275][ T17] Allocated by task 1737: [ 38.106578][ T17] save_stack+0x1b/0x80 [ 38.110712][ T17] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 38.116315][ T17] usbtmc_probe+0xad/0x1360 [ 38.120788][ T17] usb_probe_interface+0x305/0x7a0 [ 38.125879][ T17] really_probe+0x281/0x6d0 [ 38.130350][ T17] driver_probe_device+0x101/0x1b0 [ 38.135431][ T17] __device_attach_driver+0x1c2/0x220 [ 38.140790][ T17] bus_for_each_drv+0x162/0x1e0 [ 38.145611][ T17] __device_attach+0x217/0x360 [ 38.150366][ T17] bus_probe_device+0x1e4/0x290 [ 38.152546][ T2856] usb 4-1: USB disconnect, device number 2 [ 38.155199][ T17] device_add+0xae6/0x16f0 [ 38.163590][ T2856] ------------[ cut here ]------------ [ 38.165371][ T17] usb_set_configuration+0xdf6/0x1670 [ 38.165388][ T17] generic_probe+0x9d/0xd5 [ 38.170897][ T2856] refcount_t: underflow; use-after-free. [ 38.176192][ T17] usb_probe_device+0x99/0x100 [ 38.176207][ T17] really_probe+0x281/0x6d0 [ 38.180716][ T2856] WARNING: CPU: 0 PID: 2856 at lib/refcount.c:190 refcount_sub_and_test_checked+0x19f/0x1c0 [ 38.186199][ T17] driver_probe_device+0x101/0x1b0 [ 38.186214][ T17] __device_attach_driver+0x1c2/0x220 [ 38.190942][ T2856] Kernel panic - not syncing: panic_on_warn set ... [ 38.195415][ T17] bus_for_each_drv+0x162/0x1e0 [ 38.195429][ T17] __device_attach+0x217/0x360 [ 38.205458][ T2856] CPU: 0 PID: 2856 Comm: kworker/0:5 Not tainted 5.3.0-rc4+ #1 [ 38.210553][ T17] bus_probe_device+0x1e4/0x290 [ 38.215888][ T2856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.222703][ T17] device_add+0xae6/0x16f0 [ 38.227525][ T2856] Workqueue: usb_hub_wq hub_event [ 38.232251][ T17] usb_new_device.cold+0x6a4/0xe79 [ 38.232263][ T17] hub_event+0x1b5c/0x3640 [ 38.239778][ T2856] Call Trace: [ 38.244600][ T17] process_one_work+0x92b/0x1530 [ 38.244614][ T17] worker_thread+0x96/0xe20 [ 38.254659][ T2856] dump_stack+0xca/0x13e [ 38.259038][ T17] kthread+0x318/0x420 [ 38.259052][ T17] ret_from_fork+0x24/0x30 [ 38.264047][ T2856] ? refcount_sub_and_test_checked+0xa0/0x1c0 [ 38.269117][ T17] [ 38.273508][ T2856] panic+0x2a3/0x6da [ 38.276761][ T17] Freed by task 1737: [ 38.281669][ T2856] ? add_taint.cold+0x16/0x16 [ 38.286139][ T17] save_stack+0x1b/0x80 [ 38.290351][ T2856] ? __probe_kernel_read+0x188/0x1d0 [ 38.294570][ T17] __kasan_slab_free+0x130/0x180 [ 38.298955][ T2856] ? __warn.cold+0x5/0x4a [ 38.304984][ T17] kfree+0xe4/0x2f0 [ 38.304999][ T17] usbtmc_probe+0x55c/0x1360 [ 38.307298][ T2856] ? __warn+0xe3/0x1e0 [ 38.311162][ T17] usb_probe_interface+0x305/0x7a0 [ 38.315114][ T2856] ? refcount_sub_and_test_checked+0x19f/0x1c0 [ 38.319766][ T17] really_probe+0x281/0x6d0 [ 38.319779][ T17] driver_probe_device+0x101/0x1b0 [ 38.323905][ T2856] __warn.cold+0x20/0x4a [ 38.329153][ T17] __device_attach_driver+0x1c2/0x220 [ 38.329166][ T17] bus_for_each_drv+0x162/0x1e0 [ 38.334073][ T2856] ? refcount_sub_and_test_checked+0x19f/0x1c0 [ 38.338383][ T17] __device_attach+0x217/0x360 [ 38.342158][ T2856] report_bug+0x262/0x2a0 [ 38.346713][ T17] bus_probe_device+0x1e4/0x290 [ 38.346725][ T17] device_add+0xae6/0x16f0 [ 38.350767][ T2856] do_error_trap+0x12b/0x1e0 [ 38.355842][ T17] usb_set_configuration+0xdf6/0x1670 [ 38.355856][ T17] generic_probe+0x9d/0xd5 [ 38.361981][ T2856] ? refcount_sub_and_test_checked+0x19f/0x1c0 [ 38.366449][ T17] usb_probe_device+0x99/0x100 [ 38.371531][ T2856] do_invalid_op+0x32/0x40 [ 38.375746][ T17] really_probe+0x281/0x6d0 [ 38.381089][ T2856] ? refcount_sub_and_test_checked+0x19f/0x1c0 [ 38.385897][ T17] driver_probe_device+0x101/0x1b0 [ 38.385912][ T17] __device_attach_driver+0x1c2/0x220 [ 38.392045][ T2856] invalid_op+0x23/0x30 [ 38.396776][ T17] bus_for_each_drv+0x162/0x1e0 [ 38.401083][ T2856] RIP: 0010:refcount_sub_and_test_checked+0x19f/0x1c0 [ 38.405894][ T17] __device_attach+0x217/0x360 [ 38.410279][ T2856] Code: 1d e1 ae a7 05 31 ff 89 de e8 2d 3e 5d ff 84 db 75 a1 e8 f4 3c 5d ff 48 c7 c7 00 c2 da 85 c6 05 c1 ae a7 05 01 e8 e6 21 33 ff <0f> 0b eb 85 e8 d8 3c 5d ff eb 81 48 89 df e8 8e ef 83 ff e9 de fe [ 38.414829][ T17] bus_probe_device+0x1e4/0x290 [ 38.414841][ T17] device_add+0xae6/0x16f0 [ 38.420266][ T2856] RSP: 0018:ffff8881d4e9f7f8 EFLAGS: 00010286 [ 38.424647][ T17] usb_new_device.cold+0x6a4/0xe79 [ 38.424660][ T17] hub_event+0x1b5c/0x3640 [ 38.430777][ T2856] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 38.435514][ T17] process_one_work+0x92b/0x1530 [ 38.439890][ T2856] RDX: 0000000000000000 RSI: ffffffff81288cfd RDI: ffffed103a9d3ef1 [ 38.439900][ T2856] RBP: 0000000000000000 R08: ffff8881d6604800 R09: fffffbfff11ad39a [ 38.444369][ T17] worker_thread+0x96/0xe20 [ 38.444381][ T17] kthread+0x318/0x420 [ 38.450506][ T2856] R10: fffffbfff11ad399 R11: ffffffff88d69ccf R12: 00000000ffffffff [ 38.450516][ T2856] R13: 0000000000000001 R14: 1ffff1103a9d3f00 R15: 0000000000000001 [ 38.455591][ T17] ret_from_fork+0x24/0x30 [ 38.455598][ T17] [ 38.460946][ T2856] ? vprintk_func+0x7d/0x113 [ 38.465064][ T17] The buggy address belongs to the object at ffff8881d6329900 [ 38.465064][ T17] which belongs to the cache kmalloc-512 of size 512 [ 38.465081][ T17] The buggy address is located 200 bytes inside of [ 38.465081][ T17] 512-byte region [ffff8881d6329900, ffff8881d6329b00) [ 38.469903][ T2856] ? refcount_sub_and_test_checked+0x19f/0x1c0 [ 38.476631][ T17] The buggy address belongs to the page: [ 38.481370][ T2856] ? refcount_dec_not_one+0x1e0/0x1e0 [ 38.500945][ T17] page:ffffea000758ca00 refcount:1 mapcount:0 mapping:ffff8881da002500 index:0x0 compound_mapcount: 0 [ 38.505767][ T2856] usbtmc_disconnect+0x11f/0x180 [ 38.510158][ T17] flags: 0x200000000010200(slab|head) [ 38.516203][ T2856] usb_unbind_interface+0x1bd/0x8a0 [ 38.521281][ T17] raw: 0200000000010200 ffffea0007585680 0000000700000007 ffff8881da002500 [ 38.525668][ T2856] ? usb_autoresume_device+0x60/0x60 [ 38.533610][ T17] raw: 0000000000000000 00000000000c000c 00000001ffffffff 0000000000000000 [ 38.538530][ T2856] device_release_driver_internal+0x42f/0x500 [ 38.546466][ T17] page dumped because: kasan: bad access detected [ 38.554415][ T2856] bus_remove_device+0x2dc/0x4a0 [ 38.558877][ T17] [ 38.562937][ T2856] device_del+0x420/0xb10 [ 38.570872][ T17] Memory state around the buggy address: [ 38.570883][ T17] ffff8881d6329880: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 38.578830][ T2856] ? __device_links_no_driver+0x240/0x240 [ 38.583210][ T17] ffff8881d6329900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.585514][ T2856] ? usb_remove_ep_devs+0x3e/0x80 [ 38.590081][ T17] >ffff8881d6329980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.604106][ T2856] ? remove_intf_ep_devs+0x13f/0x1d0 [ 38.617336][ T17] ^ [ 38.623466][ T2856] usb_disable_device+0x211/0x690 [ 38.629250][ T17] ffff8881d6329a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.634591][ T2856] usb_disconnect+0x284/0x8d0 [ 38.645484][ T17] ffff8881d6329a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 38.650395][ T2856] hub_event+0x1454/0x3640 [ 38.655739][ T17] ================================================================== [ 38.660914][ T2856] ? find_held_lock+0x2d/0x110 [ 38.669467][ T17] Disabling lock debugging due to kernel taint [ 38.674721][ T2856] ? mark_held_locks+0xe0/0xe0 [ 38.812934][ T2856] ? hub_port_debounce+0x260/0x260 [ 38.818025][ T2856] process_one_work+0x92b/0x1530 [ 38.822941][ T2856] ? pwq_dec_nr_in_flight+0x310/0x310 [ 38.828296][ T2856] ? do_raw_spin_lock+0x11a/0x280 [ 38.833294][ T2856] worker_thread+0x96/0xe20 [ 38.837775][ T2856] ? process_one_work+0x1530/0x1530 [ 38.842945][ T2856] kthread+0x318/0x420 [ 38.846990][ T2856] ? kthread_create_on_node+0xf0/0xf0 [ 38.852336][ T2856] ret_from_fork+0x24/0x30 [ 38.857139][ T2856] Kernel Offset: disabled [ 38.861451][ T2856] Rebooting in 86400 seconds..