[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?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 syzkaller login: [ 27.618926][ T1734] can: request_module (can-proto-0) failed. [ 27.631582][ T1734] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.1.49' (ECDSA) to the list of known hosts. 2020/02/11 00:48:20 parsed 1 programs 2020/02/11 00:48:20 executed programs: 0 [ 34.490715][ T1861] cgroup1: Unknown subsys name 'perf_event' [ 34.500581][ T1861] cgroup1: Unknown subsys name 'net_cls' [ 34.514899][ T1866] cgroup1: Unknown subsys name 'perf_event' [ 34.516809][ T1867] cgroup1: Unknown subsys name 'perf_event' [ 34.527701][ T1867] cgroup1: Unknown subsys name 'net_cls' [ 34.530834][ T1869] cgroup1: Unknown subsys name 'perf_event' [ 34.535378][ T1872] cgroup1: Unknown subsys name 'perf_event' [ 34.548532][ T1872] cgroup1: Unknown subsys name 'net_cls' [ 34.549484][ T1873] cgroup1: Unknown subsys name 'perf_event' [ 34.554621][ T1866] cgroup1: Unknown subsys name 'net_cls' [ 34.566592][ T1869] cgroup1: Unknown subsys name 'net_cls' [ 34.587225][ T1873] cgroup1: Unknown subsys name 'net_cls' [ 37.898863][ T12] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 38.028998][ T1745] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 38.048938][ T2849] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 38.078853][ T2859] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 38.098998][ T2865] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 38.128807][ T83] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 38.148857][ T12] usb 3-1: Using ep0 maxpacket: 8 [ 38.268958][ T1745] usb 5-1: Using ep0 maxpacket: 8 [ 38.274403][ T12] usb 3-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 38.285045][ T12] usb 3-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 38.294377][ T2849] usb 6-1: Using ep0 maxpacket: 8 [ 38.299677][ T12] usb 3-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 38.310948][ T12] usb 3-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 38.320241][ T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.328937][ T2859] usb 2-1: Using ep0 maxpacket: 8 [ 38.358920][ T2865] usb 1-1: Using ep0 maxpacket: 8 [ 38.373952][ T12] cdc_wdm 3-1:118.0: cdc-wdm0: USB WDM device [ 38.389066][ T83] usb 4-1: Using ep0 maxpacket: 8 [ 38.408913][ T1745] usb 5-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 38.419560][ T1745] usb 5-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 38.429310][ T2849] usb 6-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 38.439711][ T2849] usb 6-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 38.449303][ T2849] usb 6-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 38.460873][ T2849] usb 6-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 38.470229][ T2849] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.478393][ T2859] usb 2-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 38.488719][ T2859] usb 2-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 38.498039][ T2865] usb 1-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 38.509011][ T2865] usb 1-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 38.518844][ T1745] usb 5-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 38.519166][ T83] usb 4-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 38.529958][ T1745] usb 5-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 38.529980][ T1745] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.540284][ T83] usb 4-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 38.540913][ T83] usb 4-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 38.549442][ T2859] usb 2-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 38.549469][ T2859] usb 2-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 38.558403][ T83] usb 4-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 38.567575][ T2859] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.578680][ T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.587596][ T2807] wdm_flush: file=ffff8881d488bb80 flags=2 [ 38.589815][ T2865] usb 1-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 38.589828][ C1] cdc_wdm 3-1:118.0: nonzero urb status received: -71 [ 38.589844][ T2865] usb 1-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 38.589860][ T2865] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.589875][ C1] cdc_wdm 3-1:118.0: wdm_int_callback - 0 bytes [ 38.644811][ T1745] cdc_wdm 5-1:118.0: cdc-wdm3: USB WDM device [ 38.648850][ C1] cdc_wdm 3-1:118.0: nonzero urb status received: -71 [ 38.658561][ T2849] cdc_wdm 6-1:118.0: cdc-wdm2: USB WDM device [ 38.666053][ C1] cdc_wdm 3-1:118.0: wdm_int_callback - 0 bytes [ 38.667810][ T17] usb 3-1: USB disconnect, device number 2 [ 38.673293][ T2865] cdc_wdm 1-1:118.0: cdc-wdm1: USB WDM device [ 38.680591][ T83] cdc_wdm 4-1:118.0: cdc-wdm5: USB WDM device [ 38.686625][ T2859] cdc_wdm 2-1:118.0: cdc-wdm4: USB WDM device [ 38.835303][ T2878] usb 6-1: USB disconnect, device number 2 [ 38.835482][ T2859] usb 2-1: USB disconnect, device number 2 [ 38.841256][ T83] usb 5-1: USB disconnect, device number 2 [ 38.847151][ T2849] usb 1-1: USB disconnect, device number 2 [ 38.864863][ T2865] usb 4-1: USB disconnect, device number 2 [ 39.478807][ T2865] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 39.598847][ T83] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 39.609003][ T2859] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 39.616774][ T1745] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 39.624956][ T2849] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 39.628852][ T2878] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 39.748852][ T2865] usb 3-1: Using ep0 maxpacket: 8 [ 39.838806][ T83] usb 6-1: Using ep0 maxpacket: 8 [ 39.858812][ T2859] usb 2-1: Using ep0 maxpacket: 8 [ 39.869129][ T2849] usb 5-1: Using ep0 maxpacket: 8 [ 39.874481][ T1745] usb 1-1: Using ep0 maxpacket: 8 [ 39.879794][ T2865] usb 3-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 39.890138][ T2865] usb 3-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 39.898798][ T2878] usb 4-1: Using ep0 maxpacket: 8 [ 39.900738][ T2865] usb 3-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 39.916713][ T2865] usb 3-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 39.925904][ T2865] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.959042][ T83] usb 6-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 39.969506][ T83] usb 6-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 39.979108][ T2859] usb 2-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 39.987622][ T83] usb 6-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 39.989580][ T2859] usb 2-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 40.000632][ T83] usb 6-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 40.015092][ T2865] cdc_wdm 3-1:118.0: cdc-wdm0: USB WDM device [ 40.018828][ T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.028921][ T2878] usb 4-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 40.033233][ T2849] usb 5-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 40.043364][ T2878] usb 4-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 40.043618][ T2878] usb 4-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 40.053877][ T2849] usb 5-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 40.054327][ T1745] usb 1-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 40.063352][ T2878] usb 4-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 40.074363][ T1745] usb 1-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 40.083534][ T2878] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.095296][ T2859] usb 2-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 40.109424][ T83] cdc_wdm 6-1:118.0: cdc-wdm1: USB WDM device [ 40.112528][ T2859] usb 2-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 40.146871][ T2859] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.155048][ T2849] usb 5-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 40.166125][ T2849] usb 5-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 40.171101][ T2878] cdc_wdm 4-1:118.0: cdc-wdm2: USB WDM device [ 40.175339][ T2849] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.176410][ T1745] usb 1-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 40.202411][ T1745] usb 1-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 40.211556][ T1745] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.214039][ T2807] wdm_flush: file=ffff8881d63fb400 flags=2 [ 40.229118][ C1] cdc_wdm 3-1:118.0: nonzero urb status received: -71 [ 40.234291][ T2849] cdc_wdm 5-1:118.0: cdc-wdm3: USB WDM device [ 40.235921][ C1] cdc_wdm 3-1:118.0: wdm_int_callback - 0 bytes [ 40.236334][ T2878] usb 3-1: USB disconnect, device number 3 [ 40.242619][ T2807] cdc_wdm 3-1:118.0: Error in flush path: -71 [ 40.264445][ T1745] cdc_wdm 1-1:118.0: cdc-wdm4: USB WDM device [ 40.274045][ T2859] cdc_wdm 2-1:118.0: cdc-wdm0: USB WDM device [ 40.304390][ T2842] wdm_flush: file=ffff8881d5e22500 flags=0 [ 40.310760][ T2859] usb 6-1: USB disconnect, device number 3 [ 40.371742][ T2869] wdm_flush: file=ffff8881d4964c80 flags=0 [ 40.378467][ T1745] usb 4-1: USB disconnect, device number 3 [ 40.429954][ T2844] wdm_flush: file=ffff8881d5937b80 flags=0 [ 40.436315][ T2849] usb 5-1: USB disconnect, device number 3 [ 40.461538][ T2858] wdm_flush: file=ffff8881d488b400 flags=0 [ 40.464909][ T2863] wdm_flush: file=ffff8881d488ea00 flags=0 [ 40.467919][ T83] usb 2-1: USB disconnect, device number 3 [ 40.473861][ T2865] usb 1-1: USB disconnect, device number 3 [ 40.479527][ C0] cdc_wdm 2-1:118.0: nonzero urb status received: -71 [ 40.479547][ C0] cdc_wdm 2-1:118.0: wdm_int_callback - 0 bytes [ 40.479562][ C0] cdc_wdm 2-1:118.0: wdm_int_callback - usb_submit_urb failed with result -19 2020/02/11 00:48:27 executed programs: 6 [ 40.900186][ T1745] usb 3-1: new high-speed USB device number 4 using dummy_hcd [ 41.058845][ T2865] usb 6-1: new high-speed USB device number 4 using dummy_hcd [ 41.066948][ T2849] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 41.088984][ T2859] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 41.108869][ T83] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 41.128982][ T2878] usb 4-1: new high-speed USB device number 4 using dummy_hcd [ 41.139093][ T1745] usb 3-1: Using ep0 maxpacket: 8 [ 41.258991][ T1745] usb 3-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 41.269473][ T1745] usb 3-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 41.278669][ T1745] usb 3-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 41.290142][ T1745] usb 3-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 41.299247][ T1745] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.307360][ T2865] usb 6-1: Using ep0 maxpacket: 8 [ 41.328967][ T2849] usb 5-1: Using ep0 maxpacket: 8 [ 41.349203][ T2859] usb 2-1: Using ep0 maxpacket: 8 [ 41.356276][ T1745] cdc_wdm 3-1:118.0: cdc-wdm0: USB WDM device [ 41.358820][ T83] usb 1-1: Using ep0 maxpacket: 8 [ 41.368940][ T2878] usb 4-1: Using ep0 maxpacket: 8 [ 41.429051][ T2865] usb 6-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 41.439567][ T2865] usb 6-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 41.449179][ T2849] usb 5-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 41.459753][ T2849] usb 5-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 41.469056][ T2859] usb 2-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 41.479397][ T2859] usb 2-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 41.488719][ T2865] usb 6-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 41.499828][ T2865] usb 6-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 41.508908][ T2865] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.508962][ T2878] usb 4-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 41.517086][ T2859] usb 2-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 41.517113][ T2859] usb 2-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 41.527419][ T2878] usb 4-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 41.538881][ T2859] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.548434][ T83] usb 1-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 41.557203][ T2849] usb 5-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 41.557229][ T2849] usb 5-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 41.565254][ T83] usb 1-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 41.567067][ T83] usb 1-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 41.575810][ T2849] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.576761][ T2896] wdm_flush: file=ffff8881d43dea00 flags=2 [ 41.587144][ T83] usb 1-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 41.587158][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.590574][ T2878] usb 4-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 41.596360][ C0] cdc_wdm 3-1:118.0: nonzero urb status received: -71 [ 41.605473][ T2878] usb 4-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 41.616425][ C0] cdc_wdm 3-1:118.0: wdm_int_callback - 0 bytes [ 41.616572][ C0] cdc_wdm 3-1:118.0: nonzero urb status received: -71 [ 41.624542][ T2878] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.631312][ C0] cdc_wdm 3-1:118.0: wdm_int_callback - 0 bytes [ 41.631424][ C0] cdc_wdm 3-1:118.0: nonzero urb status received: -71 [ 41.646516][ T2896] cdc_wdm 3-1:118.0: Error in flush path: -71 [ 41.648480][ C0] cdc_wdm 3-1:118.0: wdm_int_callback - 0 bytes [ 41.652524][ C0] cdc_wdm 3-1:118.0: nonzero urb status received: -71 [ 41.729053][ C0] cdc_wdm 3-1:118.0: wdm_int_callback - 0 bytes [ 41.735947][ C0] cdc_wdm 3-1:118.0: wdm_int_callback - usb_submit_urb failed with result -1 [ 41.745774][ T1745] usb 3-1: USB disconnect, device number 4 [ 41.751061][ T83] cdc_wdm 1-1:118.0: cdc-wdm1: USB WDM device [ 41.763848][ T2859] cdc_wdm 2-1:118.0: cdc-wdm4: USB WDM device [ 41.773545][ T2878] cdc_wdm 4-1:118.0: cdc-wdm2: USB WDM device [ 41.773665][ T2849] cdc_wdm 5-1:118.0: cdc-wdm3: USB WDM device [ 41.786295][ T2865] cdc_wdm 6-1:118.0: cdc-wdm0: USB WDM device [ 41.949941][ T2909] wdm_flush: file=ffff8881d63c3b80 flags=2 [ 41.956081][ T1745] usb 1-1: USB disconnect, device number 4 [ 42.508841][ T2849] usb 3-1: new high-speed USB device number 5 using dummy_hcd [ 42.748816][ T2849] usb 3-1: Using ep0 maxpacket: 8 [ 42.868897][ T2849] usb 3-1: config 118 has an invalid descriptor of length 0, skipping remainder of the config [ 42.879500][ T2849] usb 3-1: config 118 has 1 interface, different from the descriptor's value: 17 [ 42.888996][ T2849] usb 3-1: config 118 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 42.900130][ T2849] usb 3-1: New USB device found, idVendor=2400, idProduct=4200, bcdDevice=42.ef [ 42.909350][ T2849] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.760828][ T2899] wdm_flush: file=ffff8881d3d7a000 flags=2 [ 43.857364][ T2911] wdm_flush: file=ffff8881d63c2000 flags=2 [ 43.857501][ T2904] wdm_flush: file=ffff8881d3d7a280 flags=2 [ 43.866560][ T2906] wdm_flush: file=ffff8881d5ce4780 flags=2 [ 43.875701][ T2849] sysfs: cannot create duplicate filename '/class/usbmisc/cdc-wdm1' [ 43.876210][ T2897] wdm_flush: file=ffff8881d385db80 flags=2 [ 43.883878][ T2849] CPU: 0 PID: 2849 Comm: kworker/0:3 Not tainted 5.3.0-rc2-syzkaller #0 [ 43.883891][ T2849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.908292][ T2849] Workqueue: usb_hub_wq hub_event [ 43.913415][ T2849] Call Trace: [ 43.916765][ T2849] dump_stack+0xca/0x13e [ 43.921125][ T2849] sysfs_warn_dup.cold+0x1c/0x29 [ 43.926185][ T2849] sysfs_do_create_link_sd.isra.0+0x10f/0x130 [ 43.932463][ T2849] sysfs_create_link+0x61/0xc0 [ 43.937220][ T2849] device_add+0x788/0x16f0 [ 43.941643][ T2849] ? uevent_store+0x50/0x50 [ 43.946177][ T2849] ? rcu_read_lock_sched_held+0x113/0x130 [ 43.952100][ T2849] ? kfree+0x28c/0x2f0 [ 43.956288][ T2849] device_create_groups_vargs+0x203/0x280 [ 43.962092][ T2849] device_create+0xdf/0x120 [ 43.966593][ T2849] ? device_create_vargs+0x50/0x50 [ 43.971853][ T2849] ? rwsem_wake.isra.0+0xbf/0x110 [ 43.977021][ T2849] ? down_write+0x13c/0x150 [ 43.981697][ T2849] ? rwsem_mark_wake+0x890/0x890 [ 43.986731][ T2849] ? __down_timeout+0x2d0/0x2d0 [ 43.991813][ T2849] usb_register_dev+0x279/0x6a0 [ 43.996665][ T2849] ? usb_open+0x270/0x270 [ 44.001097][ T2849] ? do_raw_spin_lock+0x11a/0x280 [ 44.006150][ T2849] ? rwlock_bug.part.0+0x90/0x90 [ 44.011372][ T2849] wdm_create+0x1136/0x1720 [ 44.016514][ T2849] ? wdm_open+0x4e0/0x4e0 [ 44.020840][ T2849] wdm_probe+0x220/0x2d0 [ 44.025068][ T2849] ? usb_cdc_wdm_register+0x70/0x70 [ 44.030361][ T2849] usb_probe_interface+0x305/0x7a0 [ 44.035472][ T2849] ? usb_probe_device+0x100/0x100 [ 44.040577][ T2849] really_probe+0x281/0x650 [ 44.045080][ T2849] driver_probe_device+0x101/0x1b0 [ 44.050187][ T2849] __device_attach_driver+0x1c2/0x220 [ 44.055567][ T2849] ? driver_allows_async_probing+0x160/0x160 [ 44.061937][ T2849] bus_for_each_drv+0x15c/0x1e0 [ 44.066786][ T2849] ? bus_rescan_devices+0x20/0x20 [ 44.071804][ T2849] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 44.077846][ T2849] ? lockdep_hardirqs_on+0x379/0x580 [ 44.083231][ T2849] __device_attach+0x217/0x360 [ 44.088224][ T2849] ? device_bind_driver+0xd0/0xd0 [ 44.093243][ T2849] ? kobject_uevent_env+0x29e/0x1160 [ 44.098537][ T2849] ? kobject_uevent_env+0x2a8/0x1160 [ 44.103806][ T2849] bus_probe_device+0x1e4/0x290 [ 44.108657][ T2849] ? blocking_notifier_call_chain+0x54/0xa0 [ 44.114576][ T2849] device_add+0xae6/0x16f0 [ 44.119210][ T2849] ? uevent_store+0x50/0x50 [ 44.123696][ T2849] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 44.129492][ T2849] usb_set_configuration+0xdf6/0x1670 [ 44.135200][ T2849] generic_probe+0x9d/0xd5 [ 44.139611][ T2849] usb_probe_device+0x99/0x100 [ 44.144377][ T2849] ? usb_suspend+0x620/0x620 [ 44.149316][ T2849] really_probe+0x281/0x650 [ 44.153830][ T2849] driver_probe_device+0x101/0x1b0 [ 44.159007][ T2849] __device_attach_driver+0x1c2/0x220 [ 44.164498][ T2849] ? driver_allows_async_probing+0x160/0x160 [ 44.170482][ T2849] bus_for_each_drv+0x15c/0x1e0 [ 44.175540][ T2849] ? bus_rescan_devices+0x20/0x20 [ 44.180558][ T2849] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 44.186457][ T2849] ? lockdep_hardirqs_on+0x379/0x580 [ 44.191847][ T2849] __device_attach+0x217/0x360 [ 44.196657][ T2849] ? device_bind_driver+0xd0/0xd0 [ 44.202113][ T2849] ? kobject_uevent_env+0x29e/0x1160 [ 44.207537][ T2849] ? kobject_uevent_env+0x2a8/0x1160 [ 44.213093][ T2849] bus_probe_device+0x1e4/0x290 [ 44.218176][ T2849] ? blocking_notifier_call_chain+0x54/0xa0 [ 44.224186][ T2849] device_add+0xae6/0x16f0 [ 44.228821][ T2849] ? uevent_store+0x50/0x50 [ 44.233360][ T2849] usb_new_device.cold+0x6a4/0xe79 [ 44.238486][ T2849] hub_event+0x1b5c/0x3640 [ 44.242921][ T2849] ? hub_port_debounce+0x260/0x260 [ 44.248024][ T2849] process_one_work+0x92b/0x1530 [ 44.253474][ T2849] ? pwq_dec_nr_in_flight+0x310/0x310 [ 44.258835][ T2849] ? do_raw_spin_lock+0x11a/0x280 [ 44.263850][ T2849] worker_thread+0x96/0xe20 [ 44.268348][ T2849] ? process_one_work+0x1530/0x1530 [ 44.273760][ T2849] kthread+0x318/0x420 [ 44.277998][ T2849] ? kthread_create_on_node+0xf0/0xf0 [ 44.283470][ T2849] ret_from_fork+0x24/0x30 [ 44.291755][ T2849] cdc_wdm: probe of 3-1:118.0 failed with error -17 [ 44.299558][ T2849] usbvision_probe: Hauppauge WinTv-USB found [ 44.305733][ T2849] usbvision 3-1:118.0: interface 0 has 1 endpoints, but must have minimum 2 [ 44.315593][ T2849] usb 3-1: USB disconnect, device number 5 [ 72.308895][ T2909] INFO: task syz-executor.0:2909 blocked for more than 30 seconds. [ 72.316860][ T2909] wdm_flush: file=ffff8881d63c3b80 flags=2 [ 74.228916][ T2906] INFO: task syz-executor.1:2906 blocked for more than 30 seconds. [ 74.228921][ T2911] INFO: task syz-executor.3:2911 blocked for more than 30 seconds. [ 74.228935][ T2911] wdm_flush: file=ffff8881d63c2000 flags=2 [ 74.236949][ T2906] wdm_flush: file=ffff8881d5ce4780 flags=2 [ 74.236991][ T2904] INFO: task syz-executor.4:2904 blocked for more than 30 seconds. [ 74.245459][ T2897] INFO: task syz-executor.2:2897 blocked for more than 30 seconds. [ 74.251305][ T2904] wdm_flush: file=ffff8881d3d7a280 flags=2 [ 74.257129][ T2897] wdm_flush: file=ffff8881d385db80 flags=2 [ 74.257951][ T2899] INFO: task syz-executor.5:2899 blocked for more than 30 seconds. [ 74.294465][ T2899] wdm_flush: file=ffff8881d3d7a000 flags=2