Warning: Permanently added '10.128.15.218' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 30.105199][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 30.345157][ T12] usb 1-1: Using ep0 maxpacket: 32 [ 30.465328][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 30.476561][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 30.489623][ T12] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 30.498829][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 30.508574][ T12] usb 1-1: config 0 descriptor?? [ 30.976864][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 30.985163][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 30.993329][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 31.001522][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 31.009712][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 31.017875][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 31.025999][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 31.034087][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 31.042254][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 31.050469][ T12] logitech-djreceiver 0003:046D:C71C.0001: unknown main item tag 0x0 [ 31.060714][ T12] logitech-djreceiver 0003:046D:C71C.0001: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 31.425648][ T17] usb 1-1: USB disconnect, device number 2 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 31.965163][ T17] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 32.215086][ T17] usb 1-1: Using ep0 maxpacket: 32 [ 32.335230][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 32.346313][ T17] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 32.359368][ T17] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 32.368411][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 32.377128][ T17] usb 1-1: config 0 descriptor?? [ 32.846095][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.854346][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.862492][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.870571][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.878677][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.886882][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.895009][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.903107][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.911502][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.919849][ T17] logitech-djreceiver 0003:046D:C71C.0002: unknown main item tag 0x0 [ 32.929120][ T17] logitech-djreceiver 0003:046D:C71C.0002: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 33.295321][ T12] usb 1-1: USB disconnect, device number 3 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 33.825205][ T12] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 34.065197][ T12] usb 1-1: Using ep0 maxpacket: 32 [ 34.185287][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 34.196215][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 34.209136][ T12] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 34.218242][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 34.227378][ T12] usb 1-1: config 0 descriptor?? [ 34.706287][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.714597][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.722907][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.731137][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.739305][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.747564][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.755857][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.763939][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.772199][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.780316][ T12] logitech-djreceiver 0003:046D:C71C.0003: unknown main item tag 0x0 [ 34.789688][ T12] logitech-djreceiver 0003:046D:C71C.0003: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 35.155207][ T17] usb 1-1: USB disconnect, device number 4 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 35.695090][ T17] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 35.935162][ T17] usb 1-1: Using ep0 maxpacket: 32 [ 36.055224][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 36.066178][ T17] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 36.079053][ T17] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 36.088093][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.096936][ T17] usb 1-1: config 0 descriptor?? [ 36.566165][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.574489][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.582680][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.590782][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.599050][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.607291][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.615596][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.623782][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.631973][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.640239][ T17] logitech-djreceiver 0003:046D:C71C.0004: unknown main item tag 0x0 [ 36.655458][ T17] logitech-djreceiver 0003:046D:C71C.0004: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 37.017644][ T17] usb 1-1: USB disconnect, device number 5 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 37.545129][ T17] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 37.785128][ T17] usb 1-1: Using ep0 maxpacket: 32 [ 37.905218][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 37.916286][ T17] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 37.929194][ T17] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 37.938269][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.947323][ T17] usb 1-1: config 0 descriptor?? [ 38.426460][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.434660][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.443522][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.451668][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.459939][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.468168][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.476306][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.484499][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.492683][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.500825][ T17] logitech-djreceiver 0003:046D:C71C.0005: unknown main item tag 0x0 [ 38.510080][ T17] logitech-djreceiver 0003:046D:C71C.0005: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 38.874102][ T12] usb 1-1: USB disconnect, device number 6 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 39.425594][ T12] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 39.665129][ T12] usb 1-1: Using ep0 maxpacket: 32 [ 39.785243][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 39.796318][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 39.809315][ T12] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 39.818511][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.827486][ T12] usb 1-1: config 0 descriptor?? [ 40.306556][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.314784][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.323022][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.331166][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.339349][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.347502][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.355737][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.364062][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.372238][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.380377][ T12] logitech-djreceiver 0003:046D:C71C.0006: unknown main item tag 0x0 [ 40.389673][ T12] logitech-djreceiver 0003:046D:C71C.0006: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 40.754172][ T12] usb 1-1: USB disconnect, device number 7 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 41.285131][ T12] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 41.525152][ T12] usb 1-1: Using ep0 maxpacket: 32 [ 41.645309][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 41.656461][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 41.669391][ T12] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 41.678535][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.687759][ T12] usb 1-1: config 0 descriptor?? [ 42.166401][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.174789][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.182978][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.191117][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.199272][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.207429][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.215718][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.224233][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.232351][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.240639][ T12] logitech-djreceiver 0003:046D:C71C.0007: unknown main item tag 0x0 [ 42.249997][ T12] logitech-djreceiver 0003:046D:C71C.0007: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 42.615437][ T17] usb 1-1: USB disconnect, device number 8 [ 42.965116][ T17] usb 1-1: new high-speed USB device number 9 using dummy_hcd tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 43.435093][ T17] usb 1-1: Using ep0 maxpacket: 32 [ 43.555213][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.566120][ T17] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 43.578983][ T17] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 43.588033][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.596927][ T17] usb 1-1: config 0 descriptor?? [ 44.076617][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.084797][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.092956][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.101065][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.109174][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.117265][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.125416][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.133483][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.141589][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.149697][ T17] logitech-djreceiver 0003:046D:C71C.0008: unknown main item tag 0x0 [ 44.158789][ T17] logitech-djreceiver 0003:046D:C71C.0008: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 44.525448][ T17] usb 1-1: USB disconnect, device number 9 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 45.055122][ T17] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 45.295106][ T17] usb 1-1: Using ep0 maxpacket: 32 [ 45.415241][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.426239][ T17] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 45.439034][ T17] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 45.448187][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.457140][ T17] usb 1-1: config 0 descriptor?? [ 45.946407][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 45.954568][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 45.962701][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 45.970802][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 45.978926][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 45.987302][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 45.995528][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 46.003619][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 46.011758][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 46.019866][ T17] logitech-djreceiver 0003:046D:C71C.0009: unknown main item tag 0x0 [ 46.029069][ T17] logitech-djreceiver 0003:046D:C71C.0009: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 46.394496][ T12] usb 1-1: USB disconnect, device number 10 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 46.935559][ T12] usb 1-1: new high-speed USB device number 11 using dummy_hcd [ 47.175114][ T12] usb 1-1: Using ep0 maxpacket: 32 [ 47.295216][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 47.306268][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 47.319106][ T12] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 47.328403][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 47.337299][ T12] usb 1-1: config 0 descriptor?? [ 47.806594][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.814840][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.823005][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.831136][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.839356][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.847475][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.855589][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.863656][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.871797][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.879913][ T12] logitech-djreceiver 0003:046D:C71C.000A: unknown main item tag 0x0 [ 47.888888][ T12] logitech-djreceiver 0003:046D:C71C.000A: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 48.254433][ T17] usb 1-1: USB disconnect, device number 11 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended executing program [ 48.775186][ T17] usb 1-1: new high-speed USB device number 12 using dummy_hcd [ 49.015175][ T17] usb 1-1: Using ep0 maxpacket: 32 [ 49.135324][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 49.146752][ T17] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 49.159759][ T17] usb 1-1: New USB device found, idVendor=046d, idProduct=c71c, bcdDevice= 0.40 [ 49.168850][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.177906][ T17] usb 1-1: config 0 descriptor?? [ 49.656292][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.664601][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.672906][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.681169][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.689481][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.697650][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.705844][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.714185][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.722362][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.730506][ T17] logitech-djreceiver 0003:046D:C71C.000B: unknown main item tag 0x0 [ 49.740046][ T17] logitech-djreceiver 0003:046D:C71C.000B: hidraw0: USB HID v0.00 Device [HID 046d:c71c] on usb-dummy_hcd.0-1/input0 [ 50.104831][ T12] usb 1-1: USB disconnect, device number 12 [ 50.128536][ T1985] ================================================================== [ 50.136759][ T1985] BUG: KASAN: use-after-free in strlen+0x79/0x90 [ 50.143143][ T1985] Read of size 1 at addr ffff8881ce8e1f10 by task syz-executor110/1985 [ 50.151365][ T1985] [ 50.153750][ T1985] CPU: 0 PID: 1985 Comm: syz-executor110 Not tainted 5.3.0-rc2+ #23 [ 50.161710][ T1985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.171749][ T1985] Call Trace: [ 50.175034][ T1985] dump_stack+0xca/0x13e [ 50.179278][ T1985] ? strlen+0x79/0x90 [ 50.183363][ T1985] ? strlen+0x79/0x90 [ 50.187326][ T1985] print_address_description+0x6a/0x32c [ 50.192852][ T1985] ? strlen+0x79/0x90 [ 50.196809][ T1985] ? strlen+0x79/0x90 [ 50.200772][ T1985] __kasan_report.cold+0x1a/0x33 [ 50.205704][ T1985] ? strlen+0x79/0x90 [ 50.209672][ T1985] kasan_report+0xe/0x12 [ 50.213908][ T1985] strlen+0x79/0x90 [ 50.217702][ T1985] hidraw_ioctl+0x245/0xae0 [ 50.222191][ T1985] ? hidraw_disconnect+0x2c0/0x2c0 [ 50.227288][ T1985] ? find_held_lock+0x2d/0x110 [ 50.232068][ T1985] ? __fget+0x32e/0x530 [ 50.236207][ T1985] ? hidraw_disconnect+0x2c0/0x2c0 [ 50.241335][ T1985] do_vfs_ioctl+0xd2d/0x1330 [ 50.245911][ T1985] ? ioctl_preallocate+0x200/0x200 [ 50.251007][ T1985] ? __fget+0x357/0x530 tun: can't open /dev/net/tun: please enable CONFIG_TUN=y otherwise fuzzing or reproducing might not work as intended [ 50.255143][ T1985] ? ksys_dup3+0x3c0/0x3c0 [ 50.259537][ T1985] ? __x64_sys_futex+0x380/0x4f0 [ 50.264451][ T1985] ksys_ioctl+0x9b/0xc0 [ 50.268586][ T1985] __x64_sys_ioctl+0x6f/0xb0 [ 50.273220][ T1985] ? lockdep_hardirqs_on+0x379/0x580 [ 50.278498][ T1985] do_syscall_64+0xb7/0x580 [ 50.283007][ T1985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.288887][ T1985] RIP: 0033:0x44dd09 [ 50.292772][ T1985] Code: e8 ec d9 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 0b ca fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.312362][ T1985] RSP: 002b:00007f7aca4f0ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.320771][ T1985] RAX: ffffffffffffffda RBX: 00000000006e6a18 RCX: 000000000044dd09 [ 50.328847][ T1985] RDX: 0000000020000100 RSI: 0000000080404805 RDI: 0000000000000003 [ 50.336806][ T1985] RBP: 00000000006e6a10 R08: 0000000000000000 R09: 0000000000000000 [ 50.344761][ T1985] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e6a1c [ 50.352934][ T1985] R13: 00007ffc656841cf R14: 00007f7aca4f19c0 R15: 0000000000000006 [ 50.361015][ T1985] [ 50.363335][ T1985] Allocated by task 1703: [ 50.367646][ T1985] save_stack+0x1b/0x80 [ 50.371886][ T1985] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 50.377505][ T1985] kmem_cache_alloc+0xd6/0x2d0 [ 50.382250][ T1985] getname_flags+0xd2/0x5b0 [ 50.386736][ T1985] user_path_at_empty+0x2a/0x50 [ 50.391611][ T1985] vfs_statx+0x113/0x1e0 [ 50.395841][ T1985] __do_sys_newlstat+0x96/0x120 [ 50.400679][ T1985] do_syscall_64+0xb7/0x580 [ 50.405166][ T1985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.411031][ T1985] [ 50.413337][ T1985] Freed by task 1703: [ 50.417306][ T1985] save_stack+0x1b/0x80 [ 50.421443][ T1985] __kasan_slab_free+0x130/0x180 [ 50.426363][ T1985] kmem_cache_free+0xb9/0x380 [ 50.431017][ T1985] putname+0xe1/0x120 [ 50.434979][ T1985] filename_lookup+0x28f/0x410 [ 50.439880][ T1985] vfs_statx+0x113/0x1e0 [ 50.444165][ T1985] __do_sys_newlstat+0x96/0x120 [ 50.449006][ T1985] do_syscall_64+0xb7/0x580 [ 50.453541][ T1985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.459468][ T1985] [ 50.461785][ T1985] The buggy address belongs to the object at ffff8881ce8e1100 [ 50.461785][ T1985] which belongs to the cache names_cache of size 4096 [ 50.475981][ T1985] The buggy address is located 3600 bytes inside of [ 50.475981][ T1985] 4096-byte region [ffff8881ce8e1100, ffff8881ce8e2100) [ 50.489426][ T1985] The buggy address belongs to the page: [ 50.495066][ T1985] page:ffffea00073a3800 refcount:1 mapcount:0 mapping:ffff8881da112000 index:0x0 compound_mapcount: 0 [ 50.506365][ T1985] flags: 0x200000000010200(slab|head) [ 50.511841][ T1985] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da112000 [ 50.529785][ T1985] raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000 [ 50.538415][ T1985] page dumped because: kasan: bad access detected [ 50.544821][ T1985] [ 50.547250][ T1985] Memory state around the buggy address: [ 50.552884][ T1985] ffff8881ce8e1e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.561124][ T1985] ffff8881ce8e1e80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.569291][ T1985] >ffff8881ce8e1f00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.577571][ T1985] ^ [ 50.582165][ T1985] ffff8881ce8e1f80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.590321][ T1985] ffff8881ce8e2000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.598378][ T1985] ================================================================== [ 50.606498][ T1985] Disabling lock debugging due to kernel taint [ 50.612795][ T1985] Kernel panic - not syncing: panic_on_warn set ... [ 50.619392][ T1985] CPU: 0 PID: 1985 Comm: syz-executor110 Tainted: G B 5.3.0-rc2+ #23 [ 50.628842][ T1985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.638960][ T1985] Call Trace: [ 50.642361][ T1985] dump_stack+0xca/0x13e [ 50.646598][ T1985] panic+0x2a3/0x6da [ 50.650483][ T1985] ? add_taint.cold+0x16/0x16 [ 50.655244][ T1985] ? retint_kernel+0x10/0x10 [ 50.659932][ T1985] ? trace_hardirqs_on+0x55/0x1e0 [ 50.665179][ T1985] ? strlen+0x79/0x90 [ 50.669230][ T1985] end_report+0x43/0x49 [ 50.673383][ T1985] ? strlen+0x79/0x90 [ 50.677430][ T1985] __kasan_report.cold+0xd/0x33 [ 50.682276][ T1985] ? strlen+0x79/0x90 [ 50.686496][ T1985] kasan_report+0xe/0x12 [ 50.690859][ T1985] strlen+0x79/0x90 [ 50.694655][ T1985] hidraw_ioctl+0x245/0xae0 [ 50.699150][ T1985] ? hidraw_disconnect+0x2c0/0x2c0 [ 50.704325][ T1985] ? find_held_lock+0x2d/0x110 [ 50.709129][ T1985] ? __fget+0x32e/0x530 [ 50.713284][ T1985] ? hidraw_disconnect+0x2c0/0x2c0 [ 50.718386][ T1985] do_vfs_ioctl+0xd2d/0x1330 [ 50.723094][ T1985] ? ioctl_preallocate+0x200/0x200 [ 50.728246][ T1985] ? __fget+0x357/0x530 [ 50.732397][ T1985] ? ksys_dup3+0x3c0/0x3c0 [ 50.736803][ T1985] ? __x64_sys_futex+0x380/0x4f0 [ 50.741833][ T1985] ksys_ioctl+0x9b/0xc0 [ 50.746059][ T1985] __x64_sys_ioctl+0x6f/0xb0 [ 50.750650][ T1985] ? lockdep_hardirqs_on+0x379/0x580 [ 50.755931][ T1985] do_syscall_64+0xb7/0x580 [ 50.760432][ T1985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.766361][ T1985] RIP: 0033:0x44dd09 [ 50.770245][ T1985] Code: e8 ec d9 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 0b ca fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.790881][ T1985] RSP: 002b:00007f7aca4f0ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.799290][ T1985] RAX: ffffffffffffffda RBX: 00000000006e6a18 RCX: 000000000044dd09 [ 50.807257][ T1985] RDX: 0000000020000100 RSI: 0000000080404805 RDI: 0000000000000003 [ 50.815219][ T1985] RBP: 00000000006e6a10 R08: 0000000000000000 R09: 0000000000000000 [ 50.823311][ T1985] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e6a1c [ 50.831477][ T1985] R13: 00007ffc656841cf R14: 00007f7aca4f19c0 R15: 0000000000000006 [ 50.840017][ T1985] Kernel Offset: disabled [ 50.844362][ T1985] Rebooting in 86400 seconds..