[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.14' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 67.560714][ T3169] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 67.571480][ T4834] usb 3-1: new full-speed USB device number 2 using dummy_hcd [ 67.581020][ T5] usb 5-1: new full-speed USB device number 2 using dummy_hcd [ 67.581019][ T40] usb 2-1: new full-speed USB device number 2 using dummy_hcd [ 67.600818][ T59] usb 4-1: new full-speed USB device number 2 using dummy_hcd [ 67.610697][ T20] usb 6-1: new full-speed USB device number 2 using dummy_hcd [ 67.920769][ T3169] usb 1-1: config 0 has an invalid interface number: 192 but max is 0 [ 67.929986][ T3169] usb 1-1: config 0 has no interface number 0 [ 67.938112][ T4834] usb 3-1: config 0 has an invalid interface number: 192 but max is 0 [ 67.946733][ T3169] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 67.960225][ T5] usb 5-1: config 0 has an invalid interface number: 192 but max is 0 [ 67.968886][ T4834] usb 3-1: config 0 has no interface number 0 [ 67.971383][ T40] usb 2-1: config 0 has an invalid interface number: 192 but max is 0 [ 67.983948][ T5] usb 5-1: config 0 has no interface number 0 [ 67.987126][ T20] usb 6-1: config 0 has an invalid interface number: 192 but max is 0 [ 67.990098][ T5] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 67.990132][ T5] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 67.990158][ T5] usb 5-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 68.020475][ T59] usb 4-1: config 0 has an invalid interface number: 192 but max is 0 [ 68.035428][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.040737][ T40] usb 2-1: config 0 has no interface number 0 [ 68.053713][ T3169] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.058130][ T59] usb 4-1: config 0 has no interface number 0 [ 68.070692][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.075882][ T20] usb 6-1: config 0 has no interface number 0 [ 68.088360][ T3169] usb 1-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 68.092440][ T40] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.106573][ T4834] usb 3-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 68.116023][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.129579][ T3169] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.138545][ T20] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.150939][ T5] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.170770][ T40] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.172632][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.193013][ T20] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.194585][ T3169] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.203894][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.225959][ T5] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.226037][ T40] usb 2-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 68.247799][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.247831][ T20] usb 6-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 68.271914][ T59] usb 4-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 68.282854][ T40] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.293548][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.304748][ T20] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.315916][ T40] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.327307][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.338287][ T20] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 68.410763][ T3169] usb 1-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 68.420251][ T5] usb 5-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 68.429729][ T4834] usb 3-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 68.439024][ T3169] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.448912][ T5] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.457772][ T4834] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.466745][ T3169] usb 1-1: Product: syz [ 68.471889][ T5] usb 5-1: Product: syz [ 68.476310][ T3169] usb 1-1: Manufacturer: syz [ 68.482386][ T5] usb 5-1: Manufacturer: syz [ 68.487098][ T4834] usb 3-1: Product: syz [ 68.492474][ T5] usb 5-1: SerialNumber: syz [ 68.497392][ T3169] usb 1-1: SerialNumber: syz [ 68.503355][ T4834] usb 3-1: Manufacturer: syz [ 68.510769][ T40] usb 2-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 68.513970][ T3169] usb 1-1: config 0 descriptor?? [ 68.524282][ T40] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.529135][ T5] usb 5-1: config 0 descriptor?? [ 68.538106][ T4834] usb 3-1: SerialNumber: syz [ 68.540716][ T59] usb 4-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 68.552678][ T4834] usb 3-1: config 0 descriptor?? [ 68.552712][ T20] usb 6-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 68.579195][ T59] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.583146][ T5] r8712u: register rtl8712_netdev_ops to netdev_ops [ 68.590943][ T40] usb 2-1: Product: syz [ 68.596123][ T3169] r8712u: register rtl8712_netdev_ops to netdev_ops [ 68.603840][ T20] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.614614][ T4834] r8712u: register rtl8712_netdev_ops to netdev_ops [ 68.615198][ T40] usb 2-1: Manufacturer: syz [ 68.629231][ T4834] usb 3-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 68.636441][ T59] usb 4-1: Product: syz [ 68.641801][ T3169] usb 1-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 68.646359][ T40] usb 2-1: SerialNumber: syz [ 68.652930][ T5] usb 5-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 68.657533][ T59] usb 4-1: Manufacturer: syz [ 68.664882][ T20] usb 6-1: Product: syz [ 68.679251][ T20] usb 6-1: Manufacturer: syz [ 68.690283][ T59] usb 4-1: SerialNumber: syz [ 68.695859][ T40] usb 2-1: config 0 descriptor?? [ 68.707693][ T20] usb 6-1: SerialNumber: syz [ 68.720074][ T59] usb 4-1: config 0 descriptor?? [ 68.734711][ T20] usb 6-1: config 0 descriptor?? [ 68.760790][ T4834] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 68.763266][ T40] r8712u: register rtl8712_netdev_ops to netdev_ops [ 68.767524][ T4834] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 68.782339][ T3169] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 68.789129][ T5] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 68.792315][ T59] r8712u: register rtl8712_netdev_ops to netdev_ops executing program executing program executing program [ 68.804849][ T20] r8712u: register rtl8712_netdev_ops to netdev_ops [ 68.817368][ T3169] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 68.828253][ T5] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 68.840728][ T40] usb 2-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 68.848208][ T20] usb 6-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 68.848522][ T3169] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 68.863125][ T5] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 68.872611][ T59] usb 4-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 68.891777][ T4834] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 68.904202][ T5] usb 5-1: USB disconnect, device number 2 [ 68.915205][ T3169] usb 1-1: USB disconnect, device number 2 [ 68.921628][ T4834] usb 3-1: USB disconnect, device number 2 [ 68.931966][ T8468] usb 5-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 68.941312][ T8468] usb 5-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 68.953875][ T7] usb 1-1: r8712u: Firmware request failed executing program executing program executing program [ 68.960825][ T8512] usb 3-1: r8712u: Firmware request failed [ 68.972834][ T8468] usb 5-1: r8712u: Firmware request failed [ 69.020770][ T40] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 69.030590][ T20] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 69.037502][ T20] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 69.045101][ T59] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 69.054299][ T40] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 69.062720][ T59] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 69.092033][ T40] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 69.104259][ T20] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 69.112119][ T59] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 69.128908][ T40] usb 2-1: USB disconnect, device number 2 [ 69.153992][ T59] usb 4-1: USB disconnect, device number 2 [ 69.160167][ T20] usb 6-1: USB disconnect, device number 2 [ 69.168936][ T8475] usb 2-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 69.178968][ T8475] usb 2-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 69.195098][ T8470] usb 6-1: r8712u: Firmware request failed [ 69.201349][ T8549] usb 4-1: r8712u: Firmware request failed [ 69.209905][ T8475] usb 2-1: r8712u: Firmware request failed [ 69.320578][ T4834] usb 3-1: new full-speed USB device number 3 using dummy_hcd [ 69.340673][ T3169] usb 1-1: new full-speed USB device number 3 using dummy_hcd [ 69.420541][ T5] usb 5-1: new full-speed USB device number 3 using dummy_hcd [ 69.590573][ T40] usb 2-1: new full-speed USB device number 3 using dummy_hcd [ 69.598317][ T59] usb 4-1: new full-speed USB device number 3 using dummy_hcd [ 69.605938][ T20] usb 6-1: new full-speed USB device number 3 using dummy_hcd [ 69.680987][ T4834] usb 3-1: config 0 has an invalid interface number: 192 but max is 0 [ 69.689592][ T4834] usb 3-1: config 0 has no interface number 0 [ 69.697117][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.708936][ T3169] usb 1-1: config 0 has an invalid interface number: 192 but max is 0 [ 69.717337][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.729098][ T3169] usb 1-1: config 0 has no interface number 0 [ 69.736088][ T3169] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.747480][ T4834] usb 3-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 69.759236][ T3169] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.770974][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.782226][ T3169] usb 1-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 69.794216][ T5] usb 5-1: config 0 has an invalid interface number: 192 but max is 0 [ 69.802537][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.814673][ T5] usb 5-1: config 0 has no interface number 0 [ 69.821561][ T5] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.833496][ T3169] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.845380][ T5] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.856886][ T3169] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.868818][ T5] usb 5-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 69.881165][ T5] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 69.893384][ T5] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.000687][ T59] usb 4-1: config 0 has an invalid interface number: 192 but max is 0 [ 70.000761][ T4834] usb 3-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 70.008949][ T59] usb 4-1: config 0 has no interface number 0 [ 70.020240][ T4834] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 70.024615][ T20] usb 6-1: config 0 has an invalid interface number: 192 but max is 0 [ 70.034024][ T4834] usb 3-1: Product: syz [ 70.040951][ T40] usb 2-1: config 0 has an invalid interface number: 192 but max is 0 [ 70.046371][ T4834] usb 3-1: Manufacturer: syz [ 70.058686][ T40] usb 2-1: config 0 has no interface number 0 [ 70.059486][ T4834] usb 3-1: SerialNumber: syz [ 70.065148][ T20] usb 6-1: config 0 has no interface number 0 [ 70.071473][ T3169] usb 1-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 70.076558][ T40] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.088647][ T4834] usb 3-1: config 0 descriptor?? [ 70.100041][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.105315][ T3169] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 70.115297][ T20] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.120584][ T5] usb 5-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 70.139675][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.143204][ T5] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 70.154012][ T40] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.160218][ T3169] usb 1-1: Product: syz [ 70.174655][ T3169] usb 1-1: Manufacturer: syz [ 70.179546][ T5] usb 5-1: Product: syz [ 70.184261][ T20] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.185791][ T3169] usb 1-1: SerialNumber: syz [ 70.199556][ T59] usb 4-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 70.201986][ T4834] r8712u: register rtl8712_netdev_ops to netdev_ops [ 70.216560][ T40] usb 2-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 70.220232][ T5] usb 5-1: Manufacturer: syz [ 70.233072][ T20] usb 6-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 70.234584][ T4834] usb 3-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 70.248739][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.260062][ T3169] usb 1-1: config 0 descriptor?? [ 70.269310][ T20] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.273441][ T5] usb 5-1: SerialNumber: syz [ 70.280704][ T40] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.296485][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.304176][ T5] usb 5-1: config 0 descriptor?? [ 70.316916][ T3169] r8712u: register rtl8712_netdev_ops to netdev_ops [ 70.317187][ T20] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 70.329496][ T3169] usb 1-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 70.340208][ T40] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping executing program [ 70.390660][ T4834] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 70.400994][ T5] r8712u: register rtl8712_netdev_ops to netdev_ops [ 70.407671][ T5] usb 5-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 70.422286][ T4834] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 70.440280][ T4834] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 70.458668][ T4834] usb 3-1: USB disconnect, device number 3 [ 70.467955][ T3169] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 70.479324][ T3169] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 70.492493][ T3169] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 70.505210][ T3169] usb 3-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 70.517566][ T3169] usb 3-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 70.529880][ T7] usb 1-1: USB disconnect, device number 3 executing program [ 70.540709][ T59] usb 4-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 70.551371][ T5] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 70.551580][ T59] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 70.558005][ T5] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 70.558033][ T5] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 70.581936][ T40] usb 2-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 executing program [ 70.591553][ T20] usb 6-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 70.596078][ T8468] usb 1-1: r8712u: Firmware request failed [ 70.605105][ T20] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 70.607009][ T3169] usb 3-1: r8712u: Firmware request failed [ 70.615979][ T40] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 70.620663][ T5] usb 5-1: r8712u: Firmware request failed [ 70.634275][ T40] usb 2-1: Product: syz [ 70.650010][ T20] usb 6-1: Product: syz [ 70.655734][ T40] usb 2-1: Manufacturer: syz [ 70.668065][ T20] usb 6-1: Manufacturer: syz [ 70.673177][ T40] usb 2-1: SerialNumber: syz [ 70.677966][ T20] usb 6-1: SerialNumber: syz [ 70.693970][ T40] usb 2-1: config 0 descriptor?? [ 70.705393][ T20] usb 6-1: config 0 descriptor?? [ 70.715415][ T59] usb 4-1: Product: syz [ 70.719897][ T59] usb 4-1: Manufacturer: syz [ 70.725252][ T59] usb 4-1: SerialNumber: syz [ 70.732624][ T8475] usb 5-1: USB disconnect, device number 3 [ 70.753206][ T40] r8712u: register rtl8712_netdev_ops to netdev_ops [ 70.760039][ T40] usb 2-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 70.769371][ T20] r8712u: register rtl8712_netdev_ops to netdev_ops [ 70.777485][ T59] usb 4-1: config 0 descriptor?? [ 70.785095][ T20] usb 6-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 70.852382][ T59] r8712u: register rtl8712_netdev_ops to netdev_ops [ 70.859038][ T59] usb 4-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 70.890628][ T40] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 70.897463][ T20] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 70.904322][ T40] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 70.912195][ T20] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 70.919721][ T20] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 70.927783][ T40] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 70.940440][ T40] usb 6-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 executing program executing program [ 70.949353][ T40] usb 6-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 70.957920][ T59] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 70.972373][ T3169] usb 2-1: USB disconnect, device number 3 [ 70.974555][ T59] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 70.981915][ T5] usb 6-1: USB disconnect, device number 3 executing program [ 71.000436][ T7] usb 1-1: new full-speed USB device number 4 using dummy_hcd [ 71.021624][ T40] usb 6-1: r8712u: Firmware request failed [ 71.030955][ T4834] usb 3-1: new full-speed USB device number 4 using dummy_hcd [ 71.038481][ T59] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 71.081702][ T59] usb 4-1: USB disconnect, device number 3 [ 71.088510][ T40] usb 2-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 71.108888][ T40] usb 2-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 71.136136][ T20] usb 4-1: r8712u: Firmware request failed [ 71.147967][ T40] usb 2-1: r8712u: Firmware request failed [ 71.160558][ T8475] usb 5-1: new full-speed USB device number 4 using dummy_hcd [ 71.370575][ T7] usb 1-1: config 0 has an invalid interface number: 192 but max is 0 [ 71.379328][ T7] usb 1-1: config 0 has no interface number 0 [ 71.387137][ T7] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.398983][ T4834] usb 3-1: config 0 has an invalid interface number: 192 but max is 0 [ 71.407345][ T7] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.419494][ T4834] usb 3-1: config 0 has no interface number 0 [ 71.426770][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.439160][ T5] usb 6-1: new full-speed USB device number 4 using dummy_hcd [ 71.447266][ T7] usb 1-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 71.459793][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.471419][ T7] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.483185][ T4834] usb 3-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 71.495418][ T7] usb 1-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.500505][ T59] usb 4-1: new full-speed USB device number 4 using dummy_hcd [ 71.507902][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.525324][ T3169] usb 2-1: new full-speed USB device number 4 using dummy_hcd [ 71.533129][ T4834] usb 3-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.570546][ T8475] usb 5-1: config 0 has an invalid interface number: 192 but max is 0 [ 71.578884][ T8475] usb 5-1: config 0 has no interface number 0 [ 71.585555][ T8475] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.596522][ T8475] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.607348][ T8475] usb 5-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 71.618849][ T8475] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.632443][ T8475] usb 5-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.690563][ T7] usb 1-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 71.700251][ T7] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 71.709563][ T4834] usb 3-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 71.718952][ T7] usb 1-1: Product: syz [ 71.724143][ T4834] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 71.733006][ T7] usb 1-1: Manufacturer: syz [ 71.737780][ T7] usb 1-1: SerialNumber: syz [ 71.743437][ T4834] usb 3-1: Product: syz [ 71.749522][ T7] usb 1-1: config 0 descriptor?? [ 71.758007][ T4834] usb 3-1: Manufacturer: syz [ 71.763855][ T4834] usb 3-1: SerialNumber: syz [ 71.769926][ T4834] usb 3-1: config 0 descriptor?? [ 71.802687][ T7] r8712u: register rtl8712_netdev_ops to netdev_ops [ 71.809508][ T7] usb 1-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 71.820730][ T8475] usb 5-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 71.830579][ T5] usb 6-1: config 0 has an invalid interface number: 192 but max is 0 [ 71.832159][ T8475] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 71.839666][ T5] usb 6-1: config 0 has no interface number 0 [ 71.840052][ T5] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.849862][ T8475] usb 5-1: Product: syz [ 71.856766][ T4834] r8712u: register rtl8712_netdev_ops to netdev_ops [ 71.871044][ T8475] usb 5-1: Manufacturer: syz [ 71.882631][ T4834] usb 3-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 71.890536][ T5] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.895553][ T59] usb 4-1: config 0 has an invalid interface number: 192 but max is 0 [ 71.901558][ T5] usb 6-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 71.921907][ T5] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.923705][ T59] usb 4-1: config 0 has no interface number 0 [ 71.941166][ T8475] usb 5-1: SerialNumber: syz [ 71.943192][ T3169] usb 2-1: config 0 has an invalid interface number: 192 but max is 0 [ 71.945973][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.959908][ T5] usb 6-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.969225][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 71.976622][ T3169] usb 2-1: config 0 has no interface number 0 [ 71.989147][ T8475] usb 5-1: config 0 descriptor?? [ 71.997177][ T7] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 71.999052][ T59] usb 4-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 72.006261][ T7] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 72.018186][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 72.025563][ T4834] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed executing program executing program [ 72.040115][ T59] usb 4-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 72.056504][ T3169] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 72.056758][ T8475] r8712u: register rtl8712_netdev_ops to netdev_ops [ 72.081744][ T4834] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 72.093996][ T3169] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 72.108473][ T7] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 72.120977][ T4834] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 72.124450][ T8475] usb 5-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 72.129134][ T3169] usb 2-1: config 0 interface 192 altsetting 0 endpoint 0x1 has invalid maxpacket 512, setting to 64 [ 72.155976][ T7] usb 1-1: USB disconnect, device number 4 [ 72.166879][ T4834] usb 3-1: USB disconnect, device number 4 [ 72.181076][ T3169] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 72.192899][ T3169] usb 2-1: config 0 interface 192 altsetting 0 has an invalid endpoint with address 0x0, skipping executing program [ 72.205380][ T8468] usb 1-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 72.218873][ T8468] usb 1-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 72.230542][ T5] usb 6-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 72.241580][ T8468] usb 1-1: r8712u: Firmware request failed [ 72.247569][ T5] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 72.266121][ T5] usb 6-1: Product: syz [ 72.275197][ T5] usb 6-1: Manufacturer: syz [ 72.280999][ T8475] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 72.287736][ T8475] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 72.289616][ T5] usb 6-1: SerialNumber: syz [ 72.300534][ T59] usb 4-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 72.309611][ T5] usb 6-1: config 0 descriptor?? [ 72.315710][ T59] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 72.325326][ T8468] usb 3-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 72.334108][ T8475] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 72.341535][ T8468] usb 3-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 72.356205][ T59] usb 4-1: Product: syz [ 72.361598][ T3169] usb 2-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=ec.31 [ 72.370582][ T59] usb 4-1: Manufacturer: syz [ 72.371232][ T8468] usb 3-1: r8712u: Firmware request failed [ 72.379905][ T8475] usb 5-1: USB disconnect, device number 4 [ 72.383797][ T5] r8712u: register rtl8712_netdev_ops to netdev_ops [ 72.394930][ T59] usb 4-1: SerialNumber: syz [ 72.407329][ T3169] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 72.408728][ T40] usb 5-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 72.422791][ T5] usb 6-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 72.436010][ T59] usb 4-1: config 0 descriptor?? [ 72.444598][ T3169] usb 2-1: Product: syz [ 72.457995][ T3169] usb 2-1: Manufacturer: syz [ 72.465142][ T40] usb 5-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 72.468670][ T3169] usb 2-1: SerialNumber: syz [ 72.484436][ T40] usb 5-1: r8712u: Firmware request failed [ 72.492381][ T59] r8712u: register rtl8712_netdev_ops to netdev_ops [ 72.495264][ T3169] usb 2-1: config 0 descriptor?? [ 72.499105][ T59] usb 4-1: r8712u: USB_SPEED_LOW with 1 endpoints [ 72.550606][ T5] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 72.559661][ T5] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 72.572344][ T5] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 72.582206][ T3169] r8712u: register rtl8712_netdev_ops to netdev_ops [ 72.589318][ T3169] usb 2-1: r8712u: USB_SPEED_LOW with 1 endpoints executing program [ 72.603333][ T59] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 72.606442][ T5] usb 6-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 72.611410][ T59] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 72.632368][ T5] usb 6-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 72.641023][ T7] usb 1-1: new full-speed USB device number 5 using dummy_hcd [ 72.667169][ T59] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 72.684635][ T5] usb 6-1: r8712u: Firmware request failed [ 72.687959][ T59] usb 6-1: USB disconnect, device number 4 [ 72.699548][ T5] usb 4-1: USB disconnect, device number 4 [ 72.706049][ T3169] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed executing program [ 72.715083][ T3169] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 72.736153][ T40] usb 4-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 72.744381][ T3169] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 72.761066][ T40] usb 4-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 72.784517][ T3169] usb 2-1: r8712u: Firmware request failed [ 72.791632][ T40] usb 4-1: r8712u: Firmware request failed [ 72.791791][ T4834] usb 3-1: new full-speed USB device number 5 using dummy_hcd [ 72.811036][ T3169] usb 2-1: USB disconnect, device number 4 executing program [ 72.817076][ T5] ================================================================== [ 72.825158][ T5] BUG: KASAN: slab-out-of-bounds in do_raw_spin_lock+0x262/0x2b0 [ 72.833002][ T5] Read of size 4 at addr ffff88802133ce14 by task kworker/0:0/5 [ 72.841224][ T5] [ 72.843583][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Tainted: G W 5.13.0-next-20210708-syzkaller #0 [ 72.854031][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.864134][ T5] Workqueue: usb_hub_wq hub_event [ 72.869261][ T5] Call Trace: [ 72.872732][ T5] dump_stack_lvl+0xcd/0x134 [ 72.877358][ T5] print_address_description.constprop.0.cold+0x6c/0x309 [ 72.884447][ T5] ? do_raw_spin_lock+0x262/0x2b0 [ 72.889531][ T5] ? do_raw_spin_lock+0x262/0x2b0 [ 72.894593][ T5] kasan_report.cold+0x83/0xdf [ 72.899462][ T5] ? usleep_range+0xd0/0x170 [ 72.904071][ T5] ? do_raw_spin_lock+0x262/0x2b0 [ 72.909133][ T5] do_raw_spin_lock+0x262/0x2b0 [ 72.913999][ T5] ? rwlock_bug.part.0+0x90/0x90 [ 72.918964][ T5] wait_for_completion+0x181/0x280 [ 72.924325][ T5] ? bit_wait_io_timeout+0x160/0x160 [ 72.929657][ T5] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 72.936023][ T5] r871xu_dev_remove+0x80/0x320 [ 72.941046][ T5] usb_unbind_interface+0x1d8/0x8d0 [ 72.946325][ T5] ? kernfs_remove_by_name_ns+0x62/0xb0 [ 72.951937][ T5] ? usb_unbind_device+0x1a0/0x1a0 [ 72.957274][ T5] __device_release_driver+0x3bd/0x6f0 [ 72.962763][ T5] device_release_driver+0x26/0x40 [ 72.968093][ T5] bus_remove_device+0x2eb/0x5a0 [ 72.973065][ T5] device_del+0x502/0xd40 [ 72.977431][ T5] ? __device_links_queue_sync_state+0x400/0x400 [ 72.983964][ T5] ? kobject_put+0x1f3/0x540 [ 72.988677][ T5] usb_disable_device+0x35b/0x7b0 [ 72.994093][ T5] usb_disconnect.cold+0x27a/0x78e [ 72.999277][ T5] hub_event+0x1c9c/0x4330 [ 73.003726][ T5] ? hub_port_debounce+0x3c0/0x3c0 [ 73.008862][ T5] ? msi_domain_prepare_irqs+0x91/0x120 [ 73.014445][ T5] ? lock_acquire+0x442/0x510 [ 73.019242][ T5] ? lock_release+0x720/0x720 [ 73.023953][ T5] ? lock_downgrade+0x6e0/0x6e0 [ 73.028818][ T5] ? do_raw_spin_lock+0x120/0x2b0 [ 73.033953][ T5] ? read_word_at_a_time+0xe/0x20 [ 73.039011][ T5] ? strscpy+0xa1/0x2b0 [ 73.043198][ T5] process_one_work+0x98d/0x1630 [ 73.048157][ T5] ? pwq_dec_nr_in_flight+0x320/0x320 [ 73.053564][ T5] ? rwlock_bug.part.0+0x90/0x90 [ 73.058520][ T5] worker_thread+0x658/0x11f0 [ 73.063242][ T5] ? process_one_work+0x1630/0x1630 [ 73.068477][ T5] kthread+0x3e5/0x4d0 [ 73.072569][ T5] ? set_kthread_struct+0x130/0x130 [ 73.077883][ T5] ret_from_fork+0x1f/0x30 [ 73.082412][ T5] [ 73.084766][ T5] Allocated by task 8721: [ 73.089890][ T5] kasan_save_stack+0x1b/0x40 [ 73.094579][ T5] __kasan_kmalloc+0x9b/0xd0 [ 73.099268][ T5] kvmalloc_node+0x61/0xf0 [ 73.105096][ T5] seq_read_iter+0x78f/0x11e0 [ 73.110364][ T5] kernfs_fop_read_iter+0x44f/0x5f0 [ 73.115764][ T5] new_sync_read+0x41e/0x6e0 [ 73.121010][ T5] vfs_read+0x35c/0x570 [ 73.125205][ T5] ksys_read+0x12d/0x250 [ 73.129460][ T5] do_syscall_64+0x35/0xb0 [ 73.133887][ T5] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.139809][ T5] [ 73.142421][ T5] Freed by task 8721: [ 73.146408][ T5] kasan_save_stack+0x1b/0x40 [ 73.151108][ T5] kasan_set_track+0x1c/0x30 [ 73.155979][ T5] kasan_set_free_info+0x20/0x30 [ 73.161707][ T5] __kasan_slab_free+0xfb/0x130 [ 73.166665][ T5] slab_free_freelist_hook+0xdf/0x240 [ 73.172115][ T5] kfree+0xeb/0x650 [ 73.176486][ T5] kvfree+0x42/0x50 [ 73.180862][ T5] seq_release+0x4f/0x80 [ 73.185482][ T5] kernfs_fop_release+0xee/0x190 [ 73.190773][ T5] __fput+0x288/0x920 [ 73.195144][ T5] task_work_run+0xdd/0x1a0 [ 73.199780][ T5] exit_to_user_mode_prepare+0x27e/0x290 [ 73.205859][ T5] syscall_exit_to_user_mode+0x19/0x60 [ 73.211779][ T5] do_syscall_64+0x42/0xb0 [ 73.216216][ T5] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.222249][ T5] [ 73.224569][ T5] The buggy address belongs to the object at ffff88802133c000 [ 73.224569][ T5] which belongs to the cache kmalloc-cg-4k of size 4096 [ 73.238998][ T5] The buggy address is located 3604 bytes inside of [ 73.238998][ T5] 4096-byte region [ffff88802133c000, ffff88802133d000) [ 73.252851][ T5] The buggy address belongs to the page: [ 73.258710][ T5] page:ffffea000084ce00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x21338 [ 73.269398][ T5] head:ffffea000084ce00 order:3 compound_mapcount:0 compound_pincount:0 [ 73.277753][ T5] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 73.285755][ T5] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff88801084c280 [ 73.294533][ T5] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000 [ 73.303119][ T5] page dumped because: kasan: bad access detected [ 73.309626][ T5] page_owner tracks the page as allocated [ 73.315427][ T5] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 8723, ts 72820106937, free_ts 72816600549 [ 73.334685][ T5] get_page_from_freelist+0xa72/0x2f80 [ 73.340279][ T5] __alloc_pages+0x1b2/0x500 [ 73.345229][ T5] alloc_pages+0x18c/0x2a0 [ 73.349677][ T5] allocate_slab+0x32b/0x4c0 [ 73.354272][ T5] ___slab_alloc+0x4ba/0x820 [ 73.359149][ T5] __slab_alloc.constprop.0+0xa7/0xf0 [ 73.364796][ T5] __kmalloc_node+0x2df/0x380 [ 73.369501][ T5] kvmalloc_node+0x61/0xf0 [ 73.373960][ T5] seq_read_iter+0x78f/0x11e0 [ 73.378669][ T5] kernfs_fop_read_iter+0x44f/0x5f0 [ 73.384155][ T5] new_sync_read+0x41e/0x6e0 [ 73.389015][ T5] vfs_read+0x35c/0x570 [ 73.393191][ T5] ksys_read+0x12d/0x250 [ 73.397494][ T5] do_syscall_64+0x35/0xb0 [ 73.402045][ T5] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.407987][ T5] page last free stack trace: [ 73.412687][ T5] free_pcp_prepare+0x312/0x7d0 [ 73.417549][ T5] free_unref_page+0x19/0x690 [ 73.422431][ T5] kvfree+0x42/0x50 [ 73.426395][ T5] free_netdev+0x495/0x5b0 [ 73.430897][ T5] rtl871x_load_fw_cb.cold+0xf7/0x117 [ 73.436429][ T5] request_firmware_work_func+0x12c/0x230 [ 73.442173][ T5] process_one_work+0x98d/0x1630 [ 73.447170][ T5] worker_thread+0x658/0x11f0 [ 73.451988][ T5] kthread+0x3e5/0x4d0 [ 73.456104][ T5] ret_from_fork+0x1f/0x30 [ 73.460803][ T5] [ 73.463125][ T5] Memory state around the buggy address: [ 73.469109][ T5] ffff88802133cd00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.477999][ T5] ffff88802133cd80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.487248][ T5] >ffff88802133ce00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.495429][ T5] ^ [ 73.500137][ T5] ffff88802133ce80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.508425][ T5] ffff88802133cf00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.516497][ T5] ================================================================== [ 73.524556][ T5] Kernel panic - not syncing: panic_on_warn set ... [ 73.531170][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Tainted: G B W 5.13.0-next-20210708-syzkaller #0 [ 73.542688][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.552786][ T5] Workqueue: usb_hub_wq hub_event [ 73.557854][ T5] Call Trace: [ 73.561164][ T5] dump_stack_lvl+0xcd/0x134 [ 73.565881][ T5] panic+0x306/0x73d [ 73.569798][ T5] ? __warn_printk+0xf3/0xf3 [ 73.574463][ T5] ? do_raw_spin_lock+0x262/0x2b0 [ 73.579710][ T5] ? do_raw_spin_lock+0x262/0x2b0 [ 73.585376][ T5] ? do_raw_spin_lock+0x262/0x2b0 [ 73.590520][ T5] end_report.cold+0x5a/0x5a [ 73.595297][ T5] kasan_report.cold+0x71/0xdf [ 73.600100][ T5] ? usleep_range+0xd0/0x170 [ 73.604758][ T5] ? do_raw_spin_lock+0x262/0x2b0 [ 73.609826][ T5] do_raw_spin_lock+0x262/0x2b0 [ 73.614771][ T5] ? rwlock_bug.part.0+0x90/0x90 [ 73.619949][ T5] wait_for_completion+0x181/0x280 [ 73.625253][ T5] ? bit_wait_io_timeout+0x160/0x160 [ 73.630572][ T5] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 73.636884][ T5] r871xu_dev_remove+0x80/0x320 [ 73.641821][ T5] usb_unbind_interface+0x1d8/0x8d0 [ 73.647080][ T5] ? kernfs_remove_by_name_ns+0x62/0xb0 [ 73.652753][ T5] ? usb_unbind_device+0x1a0/0x1a0 [ 73.657890][ T5] __device_release_driver+0x3bd/0x6f0 [ 73.663367][ T5] device_release_driver+0x26/0x40 [ 73.668508][ T5] bus_remove_device+0x2eb/0x5a0 [ 73.673484][ T5] device_del+0x502/0xd40 [ 73.677826][ T5] ? __device_links_queue_sync_state+0x400/0x400 [ 73.684263][ T5] ? kobject_put+0x1f3/0x540 [ 73.688878][ T5] usb_disable_device+0x35b/0x7b0 [ 73.693949][ T5] usb_disconnect.cold+0x27a/0x78e [ 73.699108][ T5] hub_event+0x1c9c/0x4330 [ 73.703655][ T5] ? hub_port_debounce+0x3c0/0x3c0 [ 73.708782][ T5] ? msi_domain_prepare_irqs+0x91/0x120 [ 73.714362][ T5] ? lock_acquire+0x442/0x510 [ 73.719057][ T5] ? lock_release+0x720/0x720 [ 73.723793][ T5] ? lock_downgrade+0x6e0/0x6e0 [ 73.728951][ T5] ? do_raw_spin_lock+0x120/0x2b0 [ 73.733991][ T5] ? read_word_at_a_time+0xe/0x20 [ 73.739031][ T5] ? strscpy+0xa1/0x2b0 [ 73.743401][ T5] process_one_work+0x98d/0x1630 [ 73.748372][ T5] ? pwq_dec_nr_in_flight+0x320/0x320 [ 73.753777][ T5] ? rwlock_bug.part.0+0x90/0x90 [ 73.758731][ T5] worker_thread+0x658/0x11f0 [ 73.763460][ T5] ? process_one_work+0x1630/0x1630 [ 73.768677][ T5] kthread+0x3e5/0x4d0 [ 73.772760][ T5] ? set_kthread_struct+0x130/0x130 [ 73.777970][ T5] ret_from_fork+0x1f/0x30 [ 73.783386][ T5] Kernel Offset: disabled [ 73.787768][ T5] Rebooting in 86400 seconds..