[ 408.409190][ T1630] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 408.418738][ T1630] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 408.426577][ T1630] usb 4-1: Product: syz [ 408.430598][ T1630] usb 4-1: Manufacturer: syz [ 408.435016][ T1630] usb 4-1: SerialNumber: syz [ 408.529200][ T526] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 408.538599][ T526] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 408.546959][ T526] usb 6-1: Product: syz [ 408.551278][ T526] usb 6-1: Manufacturer: syz [ 408.555945][ T526] usb 6-1: SerialNumber: syz [ 408.709193][ T1027] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 408.709193][ T530] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 408.709209][ T1027] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 408.718224][ T530] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 408.727752][ T1027] usb 2-1: Product: syz [ 408.735136][ T530] usb 1-1: Product: syz [ 408.743180][ T1027] usb 2-1: Manufacturer: syz [ 408.746971][ T530] usb 1-1: Manufacturer: syz [ 408.751119][ T1027] usb 2-1: SerialNumber: syz [ 408.755450][ T530] usb 1-1: SerialNumber: syz [ 409.309184][ T88] cdc_ncm 3-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 409.315432][ T88] cdc_ncm 3-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 409.322915][ T694] cdc_ncm 5-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 409.329610][ T694] cdc_ncm 5-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 409.337021][ T694] cdc_ncm 5-1:1.0: setting rx_max = 2048 [ 409.342718][ T88] cdc_ncm 3-1:1.0: setting rx_max = 2048 [ 409.519318][ T88] cdc_ncm 3-1:1.0: setting tx_max = 184 [ 409.524841][ T694] cdc_ncm 5-1:1.0: setting tx_max = 184 [ 409.550184][ T88] cdc_ncm 3-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM, 42:42:42:42:42:42 [ 409.561224][ T694] cdc_ncm 5-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM, 42:42:42:42:42:42 [ 409.577292][ T88] usb 3-1: USB disconnect, device number 118 [ 409.593075][ T694] usb 5-1: USB disconnect, device number 118 [ 409.599271][ T1630] cdc_ncm 4-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 409.605497][ T1630] cdc_ncm 4-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 409.613902][ T694] cdc_ncm 5-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM [ 409.622278][ T1630] cdc_ncm 4-1:1.0: setting rx_max = 2048 [ 409.627923][ T88] cdc_ncm 3-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM [ 409.759206][ T526] cdc_ncm 6-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 409.765940][ T526] cdc_ncm 6-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 409.773440][ T526] cdc_ncm 6-1:1.0: setting rx_max = 2048 [ 409.809211][ T1630] cdc_ncm 4-1:1.0: setting tx_max = 184 [ 409.830434][ T1630] cdc_ncm 4-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM, 42:42:42:42:42:42 [ 409.845146][ T1630] usb 4-1: USB disconnect, device number 118 [ 409.851782][ T1630] cdc_ncm 4-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM [ 409.949269][ T530] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 409.955656][ T530] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 409.963675][ T530] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 409.980058][ T526] cdc_ncm 6-1:1.0: setting tx_max = 184 [ 409.985803][ T1027] cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 409.992512][ T1027] cdc_ncm 2-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 410.001150][ T526] cdc_ncm 6-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM, 42:42:42:42:42:42 [ 410.014715][ T1027] cdc_ncm 2-1:1.0: setting rx_max = 2048 [ 410.038528][ T526] usb 6-1: USB disconnect, device number 118 [ 410.046720][ T526] cdc_ncm 6-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM [ 410.079241][ T1027] cdc_ncm 2-1:1.0: setting tx_max = 184 [ 410.089257][ T530] cdc_ncm 1-1:1.0: setting tx_max = 184 [ 410.100118][ T1027] cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42 [ 410.111517][ T1027] usb 2-1: USB disconnect, device number 118 [ 410.117768][ T1027] cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM [ 410.117910][ T530] cdc_ncm 1-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM, 42:42:42:42:42:42 [ 410.146026][ T530] usb 1-1: USB disconnect, device number 118 [ 410.152765][ T530] cdc_ncm 1-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM [ 410.679522][ T7] device bridge_slave_1 left promiscuous mode [ 410.685627][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 410.693476][ T7] device bridge_slave_0 left promiscuous mode [ 410.699566][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 410.707646][ T7] device veth1_macvtap left promiscuous mode [ 410.713821][ T7] device veth0_vlan left promiscuous mode [ 412.189901][ T7] device bridge_slave_1 left promiscuous mode [ 412.196129][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.203899][ T7] device bridge_slave_0 left promiscuous mode [ 412.209849][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.217346][ T7] device bridge_slave_1 left promiscuous mode [ 412.223591][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.231431][ T7] device bridge_slave_0 left promiscuous mode [ 412.237592][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.245413][ T7] device bridge_slave_1 left promiscuous mode [ 412.251356][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.258534][ T7] device bridge_slave_0 left promiscuous mode [ 412.264923][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.272385][ T7] device bridge_slave_1 left promiscuous mode [ 412.278721][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.286115][ T7] device bridge_slave_0 left promiscuous mode [ 412.292247][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.300531][ T7] device bridge_slave_1 left promiscuous mode [ 412.306516][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 412.313789][ T7] device bridge_slave_0 left promiscuous mode [ 412.320080][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 412.328026][ T7] device veth1_macvtap left promiscuous mode [ 412.334074][ T7] device veth0_vlan left promiscuous mode [ 412.340091][ T7] device veth1_macvtap left promiscuous mode [ 412.346069][ T7] device veth0_vlan left promiscuous mode [ 412.352085][ T7] device veth1_macvtap left promiscuous mode [ 412.357880][ T7] device veth0_vlan left promiscuous mode [ 412.363800][ T7] device veth1_macvtap left promiscuous mode [ 412.369806][ T7] device veth0_vlan left promiscuous mode [ 412.375607][ T7] device veth1_macvtap left promiscuous mode [ 412.381507][ T7] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.0.130' (ECDSA) to the list of known hosts. [ 413.639190][ T530] usb 2-1: new high-speed USB device number 119 using dummy_hcd [ 413.646919][ T125] usb 5-1: new high-speed USB device number 119 using dummy_hcd [ 413.654630][ T694] usb 1-1: new high-speed USB device number 119 using dummy_hcd [ 413.662166][ T1630] usb 3-1: new high-speed USB device number 119 using dummy_hcd [ 413.669547][ T88] usb 4-1: new high-speed USB device number 119 using dummy_hcd [ 413.676989][ T433] usb 6-1: new high-speed USB device number 119 using dummy_hcd [ 414.489182][ T530] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 414.498522][ T530] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 414.506641][ T530] usb 2-1: Product: syz [ 414.510686][ T530] usb 2-1: Manufacturer: syz [ 414.515257][ T530] usb 2-1: SerialNumber: syz [ 414.519816][ T694] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 414.528810][ T88] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 414.537741][ T125] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 414.546738][ T433] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 414.555759][ T1630] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 414.564947][ T694] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 414.573218][ T88] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 414.581035][ T125] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 414.589287][ T433] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 414.596993][ T433] usb 6-1: Product: syz [ 414.601026][ T1630] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 414.608892][ T1630] usb 3-1: Product: syz [ 414.613344][ T88] usb 4-1: Product: syz [ 414.617305][ T88] usb 4-1: Manufacturer: syz [ 414.621766][ T694] usb 1-1: Product: syz [ 414.625899][ T694] usb 1-1: Manufacturer: syz [ 414.630397][ T125] usb 5-1: Product: syz [ 414.634330][ T125] usb 5-1: Manufacturer: syz [ 414.638863][ T125] usb 5-1: SerialNumber: syz [ 414.643579][ T433] usb 6-1: Manufacturer: syz [ 414.648067][ T433] usb 6-1: SerialNumber: syz [ 414.652543][ T1630] usb 3-1: Manufacturer: syz [ 414.657025][ T1630] usb 3-1: SerialNumber: syz [ 414.661607][ T88] usb 4-1: SerialNumber: syz [ 414.666236][ T694] usb 1-1: SerialNumber: syz [ 415.749225][ T530] cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 415.755650][ T530] cdc_ncm 2-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 415.763005][ T530] cdc_ncm 2-1:1.0: setting rx_max = 2048 [ 415.849235][ T694] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 415.855482][ T694] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 415.862953][ T1630] cdc_ncm 3-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 415.869206][ T125] cdc_ncm 5-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 415.875415][ T125] cdc_ncm 5-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 415.882782][ T433] cdc_ncm 6-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 415.889263][ T88] cdc_ncm 4-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 415.895466][ T88] cdc_ncm 4-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 415.902935][ T1630] cdc_ncm 3-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 415.910217][ T433] cdc_ncm 6-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 415.917373][ T433] cdc_ncm 6-1:1.0: setting rx_max = 2048 [ 415.922972][ T1630] cdc_ncm 3-1:1.0: setting rx_max = 2048 [ 415.928469][ T694] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 415.933902][ T125] cdc_ncm 5-1:1.0: setting rx_max = 2048 [ 415.939485][ T88] cdc_ncm 4-1:1.0: setting rx_max = 2048 [ 415.959228][ T530] cdc_ncm 2-1:1.0: setting tx_max = 184 [ 415.980104][ T530] cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42 [ 415.991012][ T530] usb 2-1: USB disconnect, device number 119 [ 415.996987][ T530] cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM [ 416.059194][ T1630] cdc_ncm 3-1:1.0: setting tx_max = 184 [ 416.064887][ T88] cdc_ncm 4-1:1.0: setting tx_max = 184 [ 416.070370][ T694] cdc_ncm 1-1:1.0: setting tx_max = 184 [ 416.077028][ T125] cdc_ncm 5-1:1.0: setting tx_max = 184 [ 416.082489][ T433] cdc_ncm 6-1:1.0: setting tx_max = 184 [ 416.100193][ T433] cdc_ncm 6-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM, 42:42:42:42:42:42 [ 416.111979][ T1630] cdc_ncm 3-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM, 42:42:42:42:42:42 [ 416.123063][ T88] cdc_ncm 4-1:1.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM, 42:42:42:42:42:42 [ 416.138399][ T125] cdc_ncm 5-1:1.0 usb3: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM, 42:42:42:42:42:42 [ 416.161190][ T694] cdc_ncm 1-1:1.0 usb4: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM, 42:42:42:42:42:42 [ 416.178808][ T125] usb 5-1: USB disconnect, device number 119 [ 416.195040][ T694] usb 1-1: USB disconnect, device number 119 [ 416.201009][ T433] usb 6-1: USB disconnect, device number 119 [ 416.207594][ T1630] usb 3-1: USB disconnect, device number 119 [ 416.214171][ T433] cdc_ncm 6-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM [ 416.223446][ T1630] cdc_ncm 3-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM [ 416.234962][ T125] cdc_ncm 5-1:1.0 usb3: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM [ 416.244540][ T88] usb 4-1: USB disconnect, device number 119 [ 416.250879][ T694] cdc_ncm 1-1:1.0 usb4: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM [ 416.268143][ T88] cdc_ncm 4-1:1.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM [ 416.419178][ T530] usb 2-1: new high-speed USB device number 120 using dummy_hcd [ 416.699237][ T433] usb 6-1: new high-speed USB device number 120 using dummy_hcd [ 416.749138][ T694] usb 1-1: new high-speed USB device number 120 using dummy_hcd [ 416.756629][ T1630] usb 3-1: new high-speed USB device number 120 using dummy_hcd [ 416.764109][ T125] usb 5-1: new high-speed USB device number 120 using dummy_hcd [ 416.771629][ T88] usb 4-1: new high-speed USB device number 120 using dummy_hcd [ 417.289277][ T530] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 417.298123][ T530] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 417.306196][ T530] usb 2-1: Product: syz [ 417.310413][ T530] usb 2-1: Manufacturer: syz [ 417.314980][ T530] usb 2-1: SerialNumber: syz [ 417.589278][ T433] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 417.598361][ T433] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 417.606496][ T433] usb 6-1: Product: syz [ 417.610665][ T433] usb 6-1: Manufacturer: syz [ 417.615092][ T433] usb 6-1: SerialNumber: syz [ 417.629246][ T694] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 417.638195][ T694] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 417.646161][ T1630] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 417.655073][ T125] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 417.664264][ T88] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 417.674042][ T88] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 417.681999][ T1630] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 417.689959][ T125] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 417.697676][ T125] usb 5-1: Product: syz [ 417.701716][ T88] usb 4-1: Product: syz [ 417.705751][ T88] usb 4-1: Manufacturer: syz [ 417.710297][ T694] usb 1-1: Product: syz [ 417.714176][ T694] usb 1-1: Manufacturer: syz [ 417.718594][ T694] usb 1-1: SerialNumber: syz [ 417.723051][ T1630] usb 3-1: Product: syz [ 417.727010][ T1630] usb 3-1: Manufacturer: syz [ 417.731571][ T125] usb 5-1: Manufacturer: syz [ 417.735948][ T125] usb 5-1: SerialNumber: syz [ 417.740428][ T88] usb 4-1: SerialNumber: syz [ 417.744974][ T1630] usb 3-1: SerialNumber: syz [ 418.499189][ T530] cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 418.505439][ T530] cdc_ncm 2-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 418.512968][ T530] cdc_ncm 2-1:1.0: setting rx_max = 2048 [ 418.719167][ T530] cdc_ncm 2-1:1.0: setting tx_max = 184 [ 418.741452][ T530] cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42 [ 418.758430][ T530] usb 2-1: USB disconnect, device number 120 [ 418.764713][ T530] cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM [ 418.789237][ T433] cdc_ncm 6-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 418.795866][ T433] cdc_ncm 6-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 418.804016][ T433] cdc_ncm 6-1:1.0: setting rx_max = 2048 [ 418.939195][ T1630] cdc_ncm 3-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 418.945617][ T125] cdc_ncm 5-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 418.951851][ T694] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 418.958055][ T88] cdc_ncm 4-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 418.964472][ T694] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 418.971846][ T125] cdc_ncm 5-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 418.979259][ T1630] cdc_ncm 3-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 418.986721][ T1630] cdc_ncm 3-1:1.0: setting rx_max = 2048 [ 418.992986][ T88] cdc_ncm 4-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 419.000360][ T433] cdc_ncm 6-1:1.0: setting tx_max = 184 [ 419.005998][ T694] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 419.011585][ T125] cdc_ncm 5-1:1.0: setting rx_max = 2048 [ 419.017058][ T88] cdc_ncm 4-1:1.0: setting rx_max = 2048 [ 419.023961][ T433] cdc_ncm 6-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM, 42:42:42:42:42:42 [ 419.035882][ T433] usb 6-1: USB disconnect, device number 120 [ 419.042722][ T433] cdc_ncm 6-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM [ 419.149185][ T88] cdc_ncm 4-1:1.0: setting tx_max = 184 [ 419.154835][ T1630] cdc_ncm 3-1:1.0: setting tx_max = 184 [ 419.160333][ T694] cdc_ncm 1-1:1.0: setting tx_max = 184 [ 419.165749][ T125] cdc_ncm 5-1:1.0: setting tx_max = 184 [ 419.171710][ T530] usb 2-1: new high-speed USB device number 121 using dummy_hcd [ 419.180401][ T694] cdc_ncm 1-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM, 42:42:42:42:42:42 [ 419.191605][ T88] cdc_ncm 4-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM, 42:42:42:42:42:42 [ 419.202758][ T1630] cdc_ncm 3-1:1.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM, 42:42:42:42:42:42 [ 419.213926][ T125] cdc_ncm 5-1:1.0 usb3: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM, 42:42:42:42:42:42 [ 419.225741][ T1630] usb 3-1: USB disconnect, device number 120 [ 419.235193][ T694] usb 1-1: USB disconnect, device number 120 [ 419.242229][ T88] usb 4-1: USB disconnect, device number 120 [ 419.248483][ T125] usb 5-1: USB disconnect, device number 120 [ 419.254898][ T1630] cdc_ncm 3-1:1.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM [ 419.265675][ T694] cdc_ncm 1-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM [ 419.274370][ T125] cdc_ncm 5-1:1.0 usb3: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM [ 419.282845][ T88] cdc_ncm 4-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM [ 419.439187][ T433] usb 6-1: new high-speed USB device number 121 using dummy_hcd [ 419.679155][ T694] usb 1-1: new high-speed USB device number 121 using dummy_hcd [ 419.686646][ T88] usb 4-1: new high-speed USB device number 121 using dummy_hcd [ 419.694294][ T1630] usb 3-1: new high-speed USB device number 121 using dummy_hcd [ 419.709235][ T125] usb 5-1: new high-speed USB device number 121 using dummy_hcd [ 420.109220][ T530] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 420.118287][ T530] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 420.126323][ T530] usb 2-1: Product: syz [ 420.130539][ T530] usb 2-1: Manufacturer: syz [ 420.135065][ T530] usb 2-1: SerialNumber: syz [ 420.309211][ T433] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 420.318373][ T433] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 420.326425][ T433] usb 6-1: Product: syz [ 420.330537][ T433] usb 6-1: Manufacturer: syz [ 420.335019][ T433] usb 6-1: SerialNumber: syz [ 420.529303][ T694] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 420.538142][ T694] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 420.546173][ T694] usb 1-1: Product: syz [ 420.550344][ T694] usb 1-1: Manufacturer: syz [ 420.554734][ T694] usb 1-1: SerialNumber: syz [ 420.569232][ T88] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 420.578230][ T88] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 420.586100][ T1630] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 420.595125][ T125] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 420.605275][ T125] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 420.613410][ T1630] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 420.621301][ T88] usb 4-1: Product: syz [ 420.625249][ T88] usb 4-1: Manufacturer: syz [ 420.629791][ T1630] usb 3-1: Product: syz [ 420.633759][ T1630] usb 3-1: Manufacturer: syz [ 420.638191][ T1630] usb 3-1: SerialNumber: syz [ 420.642728][ T125] usb 5-1: Product: syz [ 420.646604][ T125] usb 5-1: Manufacturer: syz [ 420.651084][ T125] usb 5-1: SerialNumber: syz [ 420.655624][ T88] usb 4-1: SerialNumber: syz [ 421.269169][ T530] cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 421.275581][ T530] cdc_ncm 2-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 421.282809][ T530] cdc_ncm 2-1:1.0: setting rx_max = 2048 [ 421.479140][ T530] cdc_ncm 2-1:1.0: setting tx_max = 184 [ 421.489171][ T433] cdc_ncm 6-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 421.495434][ T433] cdc_ncm 6-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 421.503533][ T530] cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42 [ 421.513662][ T433] cdc_ncm 6-1:1.0: setting rx_max = 2048 [ 421.519992][ T530] usb 2-1: USB disconnect, device number 121 [ 421.527494][ T530] cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM [ 421.709213][ T433] cdc_ncm 6-1:1.0: setting tx_max = 184 [ 421.714632][ T694] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 421.721164][ T694] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 421.728371][ T694] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 421.739935][ T433] cdc_ncm 6-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM, 42:42:42:42:42:42 [ 421.751169][ T433] usb 6-1: USB disconnect, device number 121 [ 421.757272][ T433] cdc_ncm 6-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM [ 421.799257][ T1630] cdc_ncm 3-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 421.805573][ T88] cdc_ncm 4-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 421.812008][ T1630] cdc_ncm 3-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 421.819468][ T125] cdc_ncm 5-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 421.826405][ T88] cdc_ncm 4-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 421.833859][ T125] cdc_ncm 5-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 421.841233][ T88] cdc_ncm 4-1:1.0: setting rx_max = 2048 [ 421.846715][ T1630] cdc_ncm 3-1:1.0: setting rx_max = 2048 [ 421.852733][ T125] cdc_ncm 5-1:1.0: setting rx_max = 2048 [ 421.919158][ T694] cdc_ncm 1-1:1.0: setting tx_max = 184 [ 421.941928][ T694] cdc_ncm 1-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM, 42:42:42:42:42:42 [ 421.957920][ T694] usb 1-1: USB disconnect, device number 121 [ 421.963884][ T530] usb 2-1: new high-speed USB device number 122 using dummy_hcd [ 421.971801][ T694] cdc_ncm 1-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM [ 422.019322][ T88] cdc_ncm 4-1:1.0: setting tx_max = 184 [ 422.025266][ T1630] cdc_ncm 3-1:1.0: setting tx_max = 184 [ 422.049153][ T125] cdc_ncm 5-1:1.0: setting tx_max = 184 [ 422.055632][ T88] cdc_ncm 4-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM, 42:42:42:42:42:42 [ 422.066782][ T1630] cdc_ncm 3-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM, 42:42:42:42:42:42 [ 422.090483][ T125] cdc_ncm 5-1:1.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM, 42:42:42:42:42:42 [ 422.108544][ T1630] usb 3-1: USB disconnect, device number 121 [ 422.114890][ T88] usb 4-1: USB disconnect, device number 121 [ 422.123656][ T1630] cdc_ncm 3-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM [ 422.133807][ T88] cdc_ncm 4-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM [ 422.147125][ T125] usb 5-1: USB disconnect, device number 121 [ 422.153108][ T433] usb 6-1: new high-speed USB device number 122 using dummy_hcd [ 422.161336][ T125] cdc_ncm 5-1:1.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM [ 422.369155][ T694] usb 1-1: new high-speed USB device number 122 using dummy_hcd [ 422.549152][ T88] usb 4-1: new high-speed USB device number 122 using dummy_hcd [ 422.569224][ T1630] usb 3-1: new high-speed USB device number 122 using dummy_hcd [ 422.576924][ T125] usb 5-1: new high-speed USB device number 122 using dummy_hcd [ 422.879220][ T530] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 422.888157][ T530] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 422.896252][ T530] usb 2-1: Product: syz [ 422.900539][ T530] usb 2-1: Manufacturer: syz [ 422.904868][ T530] usb 2-1: SerialNumber: syz [ 423.069289][ T433] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 423.078171][ T433] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 423.086189][ T433] usb 6-1: Product: syz [ 423.090706][ T433] usb 6-1: Manufacturer: syz [ 423.095828][ T433] usb 6-1: SerialNumber: syz [ 423.269248][ T694] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 423.278441][ T694] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 423.286464][ T694] usb 1-1: Product: syz [ 423.290665][ T694] usb 1-1: Manufacturer: syz [ 423.295212][ T694] usb 1-1: SerialNumber: syz [ 423.409209][ T88] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 423.418177][ T88] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 423.426109][ T88] usb 4-1: Product: syz [ 423.430135][ T1630] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 423.438910][ T88] usb 4-1: Manufacturer: syz [ 423.443701][ T1630] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 423.452251][ T125] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 423.461287][ T88] usb 4-1: SerialNumber: syz [ 423.465741][ T125] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 423.474199][ T1630] usb 3-1: Product: syz [ 423.480735][ T1630] usb 3-1: Manufacturer: syz [ 423.485508][ T125] usb 5-1: Product: syz [ 423.490446][ T1630] usb 3-1: SerialNumber: syz [ 423.495573][ T125] usb 5-1: Manufacturer: syz [ 423.500879][ T125] usb 5-1: SerialNumber: syz [ 424.089192][ T530] cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 424.096134][ T530] cdc_ncm 2-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 424.103691][ T530] cdc_ncm 2-1:1.0: setting rx_max = 2048 [ 424.279238][ T433] cdc_ncm 6-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 424.285585][ T433] cdc_ncm 6-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 424.293064][ T530] cdc_ncm 2-1:1.0: setting tx_max = 184 [ 424.298639][ T433] cdc_ncm 6-1:1.0: setting rx_max = 2048 [ 424.309848][ T530] cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42 [ 424.325613][ T530] usb 2-1: USB disconnect, device number 122 [ 424.331763][ T530] cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM [ 424.479227][ T694] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 424.485570][ T694] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 424.493353][ T694] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 424.499176][ T433] cdc_ncm 6-1:1.0: setting tx_max = 184 [ 424.520222][ T433] cdc_ncm 6-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM, 42:42:42:42:42:42 [ 424.532302][ T433] usb 6-1: USB disconnect, device number 122 [ 424.538371][ T433] cdc_ncm 6-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM [ 424.659278][ T88] cdc_ncm 4-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 424.665723][ T88] cdc_ncm 4-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 424.673468][ T88] cdc_ncm 4-1:1.0: setting rx_max = 2048 [ 424.679225][ T1630] cdc_ncm 3-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 424.685978][ T1630] cdc_ncm 3-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 424.693569][ T694] cdc_ncm 1-1:1.0: setting tx_max = 184 [ 424.698983][ T125] cdc_ncm 5-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 424.705586][ T1630] cdc_ncm 3-1:1.0: setting rx_max = 2048 [ 424.711180][ T530] usb 2-1: new high-speed USB device number 123 using dummy_hcd [ 424.719466][ T694] cdc_ncm 1-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM, 42:42:42:42:42:42 [ 424.729614][ T125] cdc_ncm 5-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 424.736711][ T125] cdc_ncm 5-1:1.0: setting rx_max = 2048 [ 424.743076][ T694] usb 1-1: USB disconnect, device number 122 [ 424.749435][ T694] cdc_ncm 1-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM [ 424.869164][ T88] cdc_ncm 4-1:1.0: setting tx_max = 184 [ 424.890168][ T88] cdc_ncm 4-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM, 42:42:42:42:42:42 [ 424.900871][ T1630] cdc_ncm 3-1:1.0: setting tx_max = 184 [ 424.907105][ T88] usb 4-1: USB disconnect, device number 122 [ 424.912991][ T125] cdc_ncm 5-1:1.0: setting tx_max = 184 [ 424.918604][ T88] cdc_ncm 4-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM [ 424.928403][ T1630] cdc_ncm 3-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM, 42:42:42:42:42:42 [ 424.939413][ T125] cdc_ncm 5-1:1.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM, 42:42:42:42:42:42 [ 424.949589][ T433] usb 6-1: new high-speed USB device number 123 using dummy_hcd [ 424.963433][ T1630] usb 3-1: USB disconnect, device number 122 [ 424.970150][ T125] usb 5-1: USB disconnect, device number 122 [ 424.976409][ T125] cdc_ncm 5-1:1.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM [ 424.984965][ T1630] cdc_ncm 3-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM [ 424.994598][T17498] ================================================================== [ 425.002470][T17498] BUG: KASAN: use-after-free in worker_thread+0x8f0/0xfe0 [ 425.009498][T17498] Read of size 8 at addr ffff88811a120c60 by task kworker/1:6/17498 [ 425.017316][T17498] [ 425.019476][T17498] CPU: 1 PID: 17498 Comm: kworker/1:6 Not tainted 5.15.61-syzkaller #0 [ 425.028161][T17498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 425.038185][T17498] Workqueue: 0x0 (events) [ 425.042574][T17498] Call Trace: [ 425.045701][T17498] [ 425.048473][T17498] dump_stack_lvl+0x105/0x148 [ 425.052982][T17498] ? bfq_pos_tree_add_move+0x387/0x387 [ 425.058384][T17498] ? panic+0x4e9/0x4e9 [ 425.062287][T17498] ? __schedule+0xb2f/0x1010 [ 425.066734][T17498] print_address_description+0x87/0x3d0 [ 425.072078][T17498] kasan_report+0x1a6/0x1f0 [ 425.076416][T17498] ? worker_thread+0x8f0/0xfe0 [ 425.081016][T17498] ? worker_thread+0x8f0/0xfe0 [ 425.085617][T17498] __asan_report_load8_noabort+0x14/0x20 [ 425.091182][T17498] worker_thread+0x8f0/0xfe0 [ 425.096315][T17498] kthread+0x39c/0x480 [ 425.100221][T17498] ? worker_clr_flags+0x120/0x120 [ 425.105510][T17498] ? kthread_blkcg+0xa0/0xa0 [ 425.110180][T17498] ret_from_fork+0x1f/0x30 [ 425.114910][T17498] [ 425.117747][T17498] [ 425.119933][T17498] Allocated by task 88: [ 425.124048][T17498] ____kasan_kmalloc+0xdc/0x110 [ 425.128743][T17498] __kasan_kmalloc+0x9/0x10 [ 425.133177][T17498] __kmalloc+0x203/0x350 [ 425.137344][T17498] kvmalloc_node+0x45/0xa0 [ 425.141852][T17498] alloc_netdev_mqs+0x5f/0xcd0 [ 425.146447][T17498] alloc_etherdev_mqs+0x1f/0x30 [ 425.151132][T17498] usbnet_probe+0x163/0x2260 [ 425.155752][T17498] usb_probe_interface+0x4e7/0x910 [ 425.160856][T17498] really_probe+0x20a/0x7e0 [ 425.166238][T17498] __driver_probe_device+0x15a/0x220 [ 425.171352][T17498] driver_probe_device+0x4f/0x350 [ 425.176218][T17498] __device_attach_driver+0x2a2/0x350 [ 425.181424][T17498] bus_for_each_drv+0x15d/0x1c0 [ 425.186131][T17498] __device_attach+0x2e1/0x480 [ 425.190712][T17498] device_initial_probe+0xe/0x10 [ 425.195488][T17498] bus_probe_device+0x8c/0x1a0 [ 425.200089][T17498] device_add+0x740/0xc50 [ 425.204275][T17498] usb_set_configuration+0x1724/0x1d40 [ 425.209541][T17498] usb_generic_driver_probe+0x68/0x100 [ 425.214923][T17498] usb_probe_device+0xd3/0x1d0 [ 425.219625][T17498] really_probe+0x20a/0x7e0 [ 425.224126][T17498] __driver_probe_device+0x15a/0x220 [ 425.229504][T17498] driver_probe_device+0x4f/0x350 [ 425.234453][T17498] __device_attach_driver+0x2a2/0x350 [ 425.239662][T17498] bus_for_each_drv+0x15d/0x1c0 [ 425.244350][T17498] __device_attach+0x2e1/0x480 [ 425.248958][T17498] device_initial_probe+0xe/0x10 [ 425.253892][T17498] bus_probe_device+0x8c/0x1a0 [ 425.258496][T17498] device_add+0x740/0xc50 [ 425.262749][T17498] usb_new_device+0xc70/0x1850 [ 425.267435][T17498] hub_event+0x211f/0x4000 [ 425.271698][T17498] process_one_work+0x6bc/0xb40 [ 425.276379][T17498] worker_thread+0xc04/0xfe0 [ 425.281587][T17498] kthread+0x39c/0x480 [ 425.285499][T17498] ret_from_fork+0x1f/0x30 [ 425.289871][T17498] [ 425.292037][T17498] Freed by task 88: [ 425.295691][T17498] kasan_set_track+0x4c/0x70 [ 425.300119][T17498] kasan_set_free_info+0x23/0x40 [ 425.304892][T17498] ____kasan_slab_free+0x126/0x160 [ 425.309830][T17498] __kasan_slab_free+0x11/0x20 [ 425.314612][T17498] slab_free_freelist_hook+0xc9/0x1a0 [ 425.319809][T17498] kfree+0xc8/0x210 [ 425.323459][T17498] kvfree+0x20/0x30 [ 425.327101][T17498] netdev_freemem+0x39/0x50 [ 425.331537][T17498] netdev_release+0x5e/0x80 [ 425.335986][T17498] device_release+0x91/0x190 [ 425.340593][T17498] kobject_put+0x156/0x1b0 [ 425.345099][T17498] put_device+0xe/0x10 [ 425.349023][T17498] free_netdev+0x29d/0x380 [ 425.353689][T17498] usbnet_disconnect+0x1b0/0x2e0 [ 425.358448][T17498] usb_unbind_interface+0x18b/0x770 [ 425.363480][T17498] device_release_driver_internal+0x475/0x700 [ 425.369382][T17498] device_release_driver+0xd/0x10 [ 425.374255][T17498] bus_remove_device+0x20f/0x2e0 [ 425.379016][T17498] device_del+0x5ab/0xd00 [ 425.383182][T17498] usb_disable_device+0x2e9/0x5f0 [ 425.388042][T17498] usb_disconnect+0x2bc/0x780 [ 425.392642][T17498] hub_event+0x16d4/0x4000 [ 425.396911][T17498] process_one_work+0x6bc/0xb40 [ 425.401761][T17498] worker_thread+0xc04/0xfe0 [ 425.406290][T17498] kthread+0x39c/0x480 [ 425.410327][T17498] ret_from_fork+0x1f/0x30 [ 425.414697][T17498] [ 425.416866][T17498] Last potentially related work creation: [ 425.422519][T17498] kasan_save_stack+0x3b/0x60 [ 425.427020][T17498] __kasan_record_aux_stack+0xd3/0xf0 [ 425.432418][T17498] kasan_record_aux_stack_noalloc+0xb/0x10 [ 425.438060][T17498] insert_work+0x4d/0x2b0 [ 425.442222][T17498] __queue_work+0x742/0x9d0 [ 425.446561][T17498] queue_work_on+0xdc/0x130 [ 425.450901][T17498] usbnet_link_change+0xc6/0xe0 [ 425.455588][T17498] usbnet_probe+0x1833/0x2260 [ 425.460373][T17498] usb_probe_interface+0x4e7/0x910 [ 425.465460][T17498] really_probe+0x20a/0x7e0 [ 425.469793][T17498] __driver_probe_device+0x15a/0x220 [ 425.475090][T17498] driver_probe_device+0x4f/0x350 [ 425.480067][T17498] __device_attach_driver+0x2a2/0x350 [ 425.485265][T17498] bus_for_each_drv+0x15d/0x1c0 [ 425.489957][T17498] __device_attach+0x2e1/0x480 [ 425.494551][T17498] device_initial_probe+0xe/0x10 [ 425.499413][T17498] bus_probe_device+0x8c/0x1a0 [ 425.504114][T17498] device_add+0x740/0xc50 [ 425.508367][T17498] usb_set_configuration+0x1724/0x1d40 [ 425.513750][T17498] usb_generic_driver_probe+0x68/0x100 [ 425.519042][T17498] usb_probe_device+0xd3/0x1d0 [ 425.523837][T17498] really_probe+0x20a/0x7e0 [ 425.528174][T17498] __driver_probe_device+0x15a/0x220 [ 425.533381][T17498] driver_probe_device+0x4f/0x350 [ 425.538244][T17498] __device_attach_driver+0x2a2/0x350 [ 425.543622][T17498] bus_for_each_drv+0x15d/0x1c0 [ 425.548308][T17498] __device_attach+0x2e1/0x480 [ 425.552996][T17498] device_initial_probe+0xe/0x10 [ 425.557770][T17498] bus_probe_device+0x8c/0x1a0 [ 425.562372][T17498] device_add+0x740/0xc50 [ 425.566540][T17498] usb_new_device+0xc70/0x1850 [ 425.571299][T17498] hub_event+0x211f/0x4000 [ 425.576303][T17498] process_one_work+0x6bc/0xb40 [ 425.580923][T17498] worker_thread+0xc04/0xfe0 [ 425.585349][T17498] kthread+0x39c/0x480 [ 425.589255][T17498] ret_from_fork+0x1f/0x30 [ 425.593595][T17498] [ 425.595850][T17498] The buggy address belongs to the object at ffff88811a120000 [ 425.595850][T17498] which belongs to the cache kmalloc-4k of size 4096 [ 425.609769][T17498] The buggy address is located 3168 bytes inside of [ 425.609769][T17498] 4096-byte region [ffff88811a120000, ffff88811a121000) [ 425.623327][T17498] The buggy address belongs to the page: [ 425.628767][T17498] page:ffffea0004684800 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88811a122000 pfn:0x11a120 [ 425.640393][T17498] head:ffffea0004684800 order:3 compound_mapcount:0 compound_pincount:0 [ 425.648873][T17498] flags: 0x4000000000010200(slab|head|zone=1) [ 425.654858][T17498] raw: 4000000000010200 ffffea0004463c08 ffffea00041bf408 ffff888100043380 [ 425.663275][T17498] raw: ffff88811a122000 0000000000040003 00000001ffffffff 0000000000000000 [ 425.671780][T17498] page dumped because: kasan: bad access detected [ 425.678032][T17498] page_owner tracks the page as allocated [ 425.683585][T17498] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 537, ts 242459796947, free_ts 242411049874 [ 425.704872][T17498] post_alloc_hook+0x1ab/0x1b0 [ 425.709686][T17498] get_page_from_freelist+0x38b/0x400 [ 425.714999][T17498] __alloc_pages+0x3a8/0x7c0 [ 425.719426][T17498] allocate_slab+0x62/0x580 [ 425.723829][T17498] ___slab_alloc+0x2e2/0x6f0 [ 425.728256][T17498] __slab_alloc+0x4a/0x90 [ 425.732423][T17498] __kmalloc+0x25b/0x350 [ 425.736501][T17498] kvmalloc_node+0x45/0xa0 [ 425.740755][T17498] seq_read_iter+0x1b7/0xc70 [ 425.745475][T17498] kernfs_fop_read_iter+0x125/0x3d0 [ 425.750684][T17498] vfs_read+0x8c4/0xb80 [ 425.754773][T17498] ksys_read+0x15b/0x240 [ 425.758945][T17498] __x64_sys_read+0x76/0x80 [ 425.763279][T17498] do_syscall_64+0x44/0xd0 [ 425.767884][T17498] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 425.773746][T17498] page last free stack trace: [ 425.778348][T17498] free_pcp_prepare+0x448/0x450 [ 425.783225][T17498] free_unref_page+0x9c/0x370 [ 425.787730][T17498] __free_pages+0xd8/0x100 [ 425.792100][T17498] __free_slab+0xf0/0x1d0 [ 425.796687][T17498] discard_slab+0x29/0x40 [ 425.800940][T17498] __slab_free+0x238/0x2f0 [ 425.805294][T17498] ___cache_free+0x112/0x130 [ 425.809804][T17498] qlink_free+0x4d/0x90 [ 425.814288][T17498] qlist_free_all+0x4c/0xc0 [ 425.818667][T17498] kasan_quarantine_reduce+0x15a/0x180 [ 425.824046][T17498] __kasan_slab_alloc+0x2f/0xe0 [ 425.828831][T17498] kmem_cache_alloc+0x189/0x2f0 [ 425.833512][T17498] __alloc_skb+0x72/0x480 [ 425.837680][T17498] alloc_skb_with_frags+0x84/0x5d0 [ 425.842623][T17498] sock_alloc_send_pskb+0x7f6/0x8f0 [ 425.847655][T17498] unix_dgram_sendmsg+0x5df/0x1c40 [ 425.852691][T17498] [ 425.854859][T17498] Memory state around the buggy address: [ 425.860356][T17498] ffff88811a120b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 425.868441][T17498] ffff88811a120b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 425.876501][T17498] >ffff88811a120c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 425.884398][T17498] ^ [ 425.891452][T17498] ffff88811a120c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 425.904054][T17498] ffff88811a120d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 425.911930][T17498] ================================================================== [ 425.919948][T17498] Disabling lock debugging due to kernel taint [ 426.069129][ T694] usb 1-1: new high-speed USB device number 123 using dummy_hcd [ 426.279254][ T88] usb 4-1: new high-speed USB device number 123 using dummy_hcd [ 426.299207][ T125] usb 5-1: new high-speed USB device number 123 using dummy_hcd [ 426.339206][ T1630] usb 3-1: new high-speed USB device number 123 using dummy_hcd [ 426.519162][ T530] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 426.528114][ T530] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 426.536352][ T530] usb 2-1: Product: syz [ 426.540612][ T530] usb 2-1: Manufacturer: syz [ 426.545244][ T530] usb 2-1: SerialNumber: syz [ 426.639262][ T433] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 426.649550][ T433] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 426.657489][ T433] usb 6-1: Product: syz [ 426.661721][ T433] usb 6-1: Manufacturer: syz [ 426.666309][ T433] usb 6-1: SerialNumber: syz [ 426.909222][ T694] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 426.918165][ T694] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 426.926596][ T694] usb 1-1: Product: syz [ 426.930887][ T694] usb 1-1: Manufacturer: syz [ 426.935383][ T694] usb 1-1: SerialNumber: syz [ 427.129173][ T88] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 427.138011][ T88] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 427.146036][ T125] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 427.154897][ T88] usb 4-1: Product: syz [ 427.158857][ T88] usb 4-1: Manufacturer: syz [ 427.163324][ T125] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 427.171449][ T88] usb 4-1: SerialNumber: syz [ 427.176253][ T125] usb 5-1: Product: syz [ 427.180574][ T125] usb 5-1: Manufacturer: syz [ 427.184992][ T125] usb 5-1: SerialNumber: syz [ 427.189490][ T1630] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 427.198254][ T1630] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 427.206350][ T1630] usb 3-1: Product: syz [ 427.210548][ T1630] usb 3-1: Manufacturer: syz [ 427.215039][ T1630] usb 3-1: SerialNumber: syz [ 427.729187][ T530] cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 427.735418][ T530] cdc_ncm 2-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 427.742777][ T530] cdc_ncm 2-1:1.0: setting rx_max = 2048 [ 427.849197][ T433] cdc_ncm 6-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 427.855453][ T433] cdc_ncm 6-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 427.863012][ T433] cdc_ncm 6-1:1.0: setting rx_max = 2048 [ 427.939183][ T530] cdc_ncm 2-1:1.0: setting tx_max = 184 [ 427.960400][ T530] cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42 [ 427.971482][ T530] usb 2-1: USB disconnect, device number 123 [ 427.977733][ T530] cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM [ 428.059253][ T433] cdc_ncm 6-1:1.0: setting tx_max = 184 [ 428.080083][ T433] cdc_ncm 6-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM, 42:42:42:42:42:42 [ 428.093088][ T433] usb 6-1: USB disconnect, device number 123 [ 428.099574][ T694] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 428.105869][ T694] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 428.113878][ T433] cdc_ncm 6-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM [ 428.122304][ T694] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 428.319287][ T694] cdc_ncm 1-1:1.0: setting tx_max = 184 [ 428.339340][ T88] cdc_ncm 4-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 428.345706][ T88] cdc_ncm 4-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 428.354091][ T694] cdc_ncm 1-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM, 42:42:42:42:42:42 [ 428.364123][ T88] cdc_ncm 4-1:1.0: setting rx_max = 2048 [ 428.369704][ T125] cdc_ncm 5-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 428.375920][ T125] cdc_ncm 5-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 428.383206][ T530] usb 2-1: new high-speed USB device number 124 using dummy_hcd [ 428.390625][ T1630] cdc_ncm 3-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 428.396833][ T1630] cdc_ncm 3-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 428.406643][ T694] usb 1-1: USB disconnect, device number 123 [ 428.413378][ T694] cdc_ncm 1-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM [ 428.421907][ T125] cdc_ncm 5-1:1.0: setting rx_max = 2048 [ 428.427401][ T1630] cdc_ncm 3-1:1.0: setting rx_max = 2048 [ 428.499158][ T433] usb 6-1: new high-speed USB device number 124 using dummy_hcd [ 428.549392][ T88] cdc_ncm 4-1:1.0: setting tx_max = 184 [ 428.570201][ T88] cdc_ncm 4-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM, 42:42:42:42:42:42 [ 428.583709][ T125] cdc_ncm 5-1:1.0: setting tx_max = 184 [ 428.589452][ T1630] cdc_ncm 3-1:1.0: setting tx_max = 184 [ 428.595870][ T88] usb 4-1: USB disconnect, device number 123 [ 428.606787][ T88] cdc_ncm 4-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM [ 428.615790][ T125] cdc_ncm 5-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM, 42:42:42:42:42:42 [ 428.626867][ T1630] cdc_ncm 3-1:1.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM, 42:42:42:42:42:42 [ 428.648283][ T125] usb 5-1: USB disconnect, device number 123 [ 428.654316][ T125] cdc_ncm 5-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM [ 428.665524][ T1630] usb 3-1: USB disconnect, device number 123 [ 428.673439][ T1630] cdc_ncm 3-1:1.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM [ 428.829166][ T694] usb 1-1: new high-speed USB device number 124 using dummy_hcd [ 429.039166][ T88] usb 4-1: new high-speed USB device number 124 using dummy_hcd [ 429.049156][ T125] usb 5-1: new high-speed USB device number 124 using dummy_hcd [ 429.089208][ T1630] usb 3-1: new high-speed USB device number 124 using dummy_hcd [ 429.259208][ T530] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 429.268667][ T530] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 429.276958][ T530] usb 2-1: Product: syz [ 429.281093][ T530] usb 2-1: Manufacturer: syz [ 429.285811][ T530] usb 2-1: SerialNumber: syz [ 429.349186][ T433] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 429.358167][ T433] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 429.366097][ T433] usb 6-1: Product: syz [ 429.370885][ T433] usb 6-1: Manufacturer: syz [ 429.375319][ T433] usb 6-1: SerialNumber: syz [ 429.669168][ T694] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 429.678187][ T694] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 429.686094][ T694] usb 1-1: Product: syz [ 429.690168][ T694] usb 1-1: Manufacturer: syz [ 429.694502][ T694] usb 1-1: SerialNumber: syz [ 429.879210][ T88] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 429.888135][ T88] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 429.896338][ T125] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 429.905232][ T88] usb 4-1: Product: syz [ 429.909192][ T88] usb 4-1: Manufacturer: syz [ 429.913573][ T88] usb 4-1: SerialNumber: syz [ 429.918227][ T125] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 429.926262][ T125] usb 5-1: Product: syz [ 429.930536][ T125] usb 5-1: Manufacturer: syz [ 429.934965][ T125] usb 5-1: SerialNumber: syz [ 429.939882][ T1630] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 429.949024][ T1630] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 429.957493][ T1630] usb 3-1: Product: syz [ 429.961657][ T1630] usb 3-1: Manufacturer: syz [ 429.966062][ T1630] usb 3-1: SerialNumber: syz [ 430.449239][ T530] cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 430.455667][ T530] cdc_ncm 2-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 430.463035][ T530] cdc_ncm 2-1:1.0: setting rx_max = 2048 [ 430.559191][ T433] cdc_ncm 6-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 430.565559][ T433] cdc_ncm 6-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 430.572906][ T433] cdc_ncm 6-1:1.0: setting rx_max = 2048 [ 430.659278][ T530] cdc_ncm 2-1:1.0: setting tx_max = 184 [ 430.681623][ T530] cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42 [ 430.694153][ T530] usb 2-1: USB disconnect, device number 124 [ 430.702336][ T530] cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM [ 430.769164][ T433] cdc_ncm 6-1:1.0: setting tx_max = 184 [ 430.790064][ T433] cdc_ncm 6-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM, 42:42:42:42:42:42 [ 430.809745][ T433] usb 6-1: USB disconnect, device number 124 [ 430.815738][ T433] cdc_ncm 6-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM [ 430.879321][ T694] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 430.885795][ T694] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 430.893482][ T694] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 431.099216][ T530] usb 2-1: new high-speed USB device number 125 using dummy_hcd [ 431.106710][ T694] cdc_ncm 1-1:1.0: setting tx_max = 184 [ 431.112410][ T88] cdc_ncm 4-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 431.118624][ T88] cdc_ncm 4-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 431.126114][ T88] cdc_ncm 4-1:1.0: setting rx_max = 2048 [ 431.131815][ T125] cdc_ncm 5-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 431.138051][ T125] cdc_ncm 5-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 431.146222][ T694] cdc_ncm 1-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM, 42:42:42:42:42:42 [ 431.156228][ T1630] cdc_ncm 3-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 431.162580][ T1630] cdc_ncm 3-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 431.171803][ T694] usb 1-1: USB disconnect, device number 124 [ 431.177938][ T125] cdc_ncm 5-1:1.0: setting rx_max = 2048 [ 431.183616][ T1630] cdc_ncm 3-1:1.0: setting rx_max = 2048 [ 431.189362][ T694] cdc_ncm 1-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM [ 431.229132][ T433] usb 6-1: new high-speed USB device number 125 using dummy_hcd [ 431.319143][ T88] cdc_ncm 4-1:1.0: setting tx_max = 184 [ 431.340288][ T88] cdc_ncm 4-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM, 42:42:42:42:42:42 [ 431.351785][ T125] cdc_ncm 5-1:1.0: setting tx_max = 184 [ 431.357190][ T1630] cdc_ncm 3-1:1.0: setting tx_max = 184 [ 431.363638][ T88] usb 4-1: USB disconnect, device number 124 [ 431.369993][ T88] cdc_ncm 4-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM [ 431.380016][ T1630] cdc_ncm 3-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM, 42:42:42:42:42:42 [ 431.390778][ T125] cdc_ncm 5-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM, 42:42:42:42:42:42 [ 431.405717][ T1630] usb 3-1: USB disconnect, device number 124 [ 431.415635][ T125] usb 5-1: USB disconnect, device number 124 [ 431.422091][ T125] cdc_ncm 5-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM [ 431.430856][ T1630] cdc_ncm 3-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM [ 431.559280][ T694] usb 1-1: new high-speed USB device number 125 using dummy_hcd [ 431.759263][ T88] usb 4-1: new high-speed USB device number 125 using dummy_hcd [ 431.809171][ T125] usb 5-1: new high-speed USB device number 125 using dummy_hcd [ 431.869178][ T1630] usb 3-1: new high-speed USB device number 125 using dummy_hcd [ 431.969256][ T530] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 431.978190][ T530] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 431.986536][ T530] usb 2-1: Product: syz [ 431.990913][ T530] usb 2-1: Manufacturer: syz [ 431.995414][ T530] usb 2-1: SerialNumber: syz [ 432.099197][ T433] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 432.108294][ T433] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 432.116190][ T433] usb 6-1: Product: syz [ 432.120296][ T433] usb 6-1: Manufacturer: syz [ 432.124647][ T433] usb 6-1: SerialNumber: syz [ 432.469264][ T694] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 432.478436][ T694] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 432.486304][ T694] usb 1-1: Product: syz [ 432.490435][ T694] usb 1-1: Manufacturer: syz [ 432.494783][ T694] usb 1-1: SerialNumber: syz [ 432.679256][ T88] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 432.688279][ T88] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 432.696056][ T88] usb 4-1: Product: syz [ 432.700094][ T88] usb 4-1: Manufacturer: syz [ 432.704625][ T88] usb 4-1: SerialNumber: syz [ 432.719245][ T125] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 432.728203][ T125] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 432.736174][ T125] usb 5-1: Product: syz [ 432.740199][ T125] usb 5-1: Manufacturer: syz [ 432.744538][ T125] usb 5-1: SerialNumber: syz [ 432.759210][ T1630] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 432.768311][ T1630] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 432.776490][ T1630] usb 3-1: Product: syz [ 432.780381][ T1630] usb 3-1: Manufacturer: syz [ 432.784789][ T1630] usb 3-1: SerialNumber: syz [ 433.159181][ T530] cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 433.165508][ T530] cdc_ncm 2-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 433.172744][ T530] cdc_ncm 2-1:1.0: setting rx_max = 2048 [ 433.289165][ T433] cdc_ncm 6-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 433.295574][ T433] cdc_ncm 6-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 433.302789][ T433] cdc_ncm 6-1:1.0: setting rx_max = 2048 [ 433.379164][ T530] cdc_ncm 2-1:1.0: setting tx_max = 184 [ 433.409994][ T530] cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42 [ 433.421104][ T530] usb 2-1: USB disconnect, device number 125 [ 433.427141][ T530] cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM [ 433.509185][ T433] cdc_ncm 6-1:1.0: setting tx_max = 184 [ 433.540175][ T433] cdc_ncm 6-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM, 42:42:42:42:42:42 [ 433.558248][ T433] usb 6-1: USB disconnect, device number 125 [ 433.564460][ T433] cdc_ncm 6-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM [ 433.679508][ T694] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 433.685765][ T694] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 433.693459][ T694] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 433.839193][ T530] usb 2-1: new high-speed USB device number 126 using dummy_hcd [ 433.879251][ T88] cdc_ncm 4-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 433.885574][ T88] cdc_ncm 4-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 433.893172][ T88] cdc_ncm 4-1:1.0: setting rx_max = 2048 [ 433.899187][ T694] cdc_ncm 1-1:1.0: setting tx_max = 184 [ 433.919244][ T125] cdc_ncm 5-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 433.925848][ T125] cdc_ncm 5-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 433.934085][ T694] cdc_ncm 1-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM, 42:42:42:42:42:42 [ 433.944099][ T1630] cdc_ncm 3-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 433.950336][ T125] cdc_ncm 5-1:1.0: setting rx_max = 2048 [ 433.955816][ T1630] cdc_ncm 3-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 433.963310][ T433] usb 6-1: new high-speed USB device number 126 using dummy_hcd [ 433.971689][ T694] usb 1-1: USB disconnect, device number 125 [ 433.977751][ T1630] cdc_ncm 3-1:1.0: setting rx_max = 2048 [ 433.986409][ T694] cdc_ncm 1-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM [ 434.089179][ T88] cdc_ncm 4-1:1.0: setting tx_max = 184 [ 434.109955][ T88] cdc_ncm 4-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM, 42:42:42:42:42:42 [ 434.120873][ T88] usb 4-1: USB disconnect, device number 125 [ 434.127208][ T88] cdc_ncm 4-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM [ 434.135827][ T125] cdc_ncm 5-1:1.0: setting tx_max = 184 [ 434.159147][ T1630] cdc_ncm 3-1:1.0: setting tx_max = 184 [ 434.165705][ T125] cdc_ncm 5-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM, 42:42:42:42:42:42 [ 434.183824][ T1630] cdc_ncm 3-1:1.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM, 42:42:42:42:42:42 [ 434.203456][ T125] usb 5-1: USB disconnect, device number 125 [ 434.219484][ T1630] usb 3-1: USB disconnect, device number 125 [ 434.225998][ T1630] cdc_ncm 3-1:1.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM [ 434.234886][ T125] cdc_ncm 5-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM [ 434.389171][ T694] usb 1-1: new high-speed USB device number 126 using dummy_hcd [ 434.539168][ T88] usb 4-1: new high-speed USB device number 126 using dummy_hcd [ 434.629112][ T125] usb 5-1: new high-speed USB device number 126 using dummy_hcd [ 434.669191][ T1630] usb 3-1: new high-speed USB device number 126 using dummy_hcd [ 434.739203][ T530] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 434.748400][ T530] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 434.756496][ T530] usb 2-1: Product: syz [ 434.761146][ T530] usb 2-1: Manufacturer: syz [ 434.765580][ T530] usb 2-1: SerialNumber: syz [ 434.859266][ T433] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 434.868214][ T433] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 434.876188][ T433] usb 6-1: Product: syz [ 434.880210][ T433] usb 6-1: Manufacturer: syz [ 434.884516][ T433] usb 6-1: SerialNumber: syz