INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.9' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 38.555445][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 38.795423][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 38.915500][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 38.926492][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 38.939501][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 38.948547][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.958213][ T22] usb 1-1: config 0 descriptor?? [ 39.438826][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.446122][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.453304][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.460491][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.467661][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.474906][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.482080][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.489229][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.496456][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.503595][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.510986][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.518160][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.525275][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.532746][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.540038][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.547486][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.554922][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.562102][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.569408][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.576720][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.583951][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.591241][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.598403][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.605801][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.612940][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.620219][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 executing program [ 39.627522][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.644877][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.652235][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.659422][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.666669][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.673964][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.681159][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.688320][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.695515][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.702858][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.710162][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.717321][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.724638][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.731833][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.739134][ T22] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 39.748458][ T22] logitech 0003:046D:CA04.0001: hidraw0: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 39.759817][ T22] logitech 0003:046D:CA04.0001: not enough fields in HID_OUTPUT_REPORT 0 [ 39.770425][ T22] usb 1-1: USB disconnect, device number 2 [ 40.125417][ T22] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 40.365419][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 40.488139][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 40.500230][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 40.513058][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 40.522099][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.531488][ T22] usb 1-1: config 0 descriptor?? [ 41.016481][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.023669][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.030871][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.038032][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.045138][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.052305][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.059505][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.066673][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.073876][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.081102][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.088254][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.095552][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.102666][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.109826][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.117034][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.124944][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.142243][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.149508][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.156670][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.163775][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.171040][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.178174][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.185279][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.192503][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.199701][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.206855][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 executing program [ 41.214246][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.221435][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.228582][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.235741][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.242862][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.250030][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.257173][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.264504][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.271653][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.278892][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.286309][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.293434][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.300744][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.307887][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.314982][ T22] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 41.323518][ T22] logitech 0003:046D:CA04.0002: hidraw1: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 41.334868][ T22] logitech 0003:046D:CA04.0002: not enough fields in HID_OUTPUT_REPORT 0 [ 41.344913][ T22] usb 1-1: USB disconnect, device number 3 [ 41.695418][ T22] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 41.935404][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 42.055476][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 42.066545][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 42.079365][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 42.088418][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.097383][ T22] usb 1-1: config 0 descriptor?? [ 42.576443][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.583618][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.590807][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.597955][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.605066][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.612281][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.619422][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.626566][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.633676][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.640843][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.648115][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.655272][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.662443][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.669582][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.676724][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.683845][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.691141][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.698331][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.705725][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.712900][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.720065][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.727209][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.734306][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.741452][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.748586][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.755749][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.762876][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.770064][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 executing program [ 42.777251][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.784409][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.791562][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.798864][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.806173][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.813279][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.820547][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.827709][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.834818][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.841996][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.849146][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.856301][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.863424][ T22] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 42.871828][ T22] logitech 0003:046D:CA04.0003: hidraw2: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 42.883171][ T22] logitech 0003:046D:CA04.0003: not enough fields in HID_OUTPUT_REPORT 0 [ 42.893154][ T22] usb 1-1: USB disconnect, device number 4 [ 43.245437][ T22] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 43.485457][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 43.605519][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.616752][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 43.629742][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 43.638792][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.647951][ T22] usb 1-1: config 0 descriptor?? [ 44.126566][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.133743][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.140944][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.148241][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.155441][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.162709][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.169895][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.177045][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.184145][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.191316][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.198486][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.205663][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.212800][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.220044][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.227205][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.234320][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.241479][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.248680][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.255910][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.263043][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.270209][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.277357][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.284470][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.291628][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.298780][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.305924][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.313040][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.320285][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 executing program [ 44.327469][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.334610][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.341778][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.348959][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.356098][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.363330][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.370585][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.377745][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.384865][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.392053][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.399231][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.406392][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.413513][ T22] logitech 0003:046D:CA04.0004: unknown main item tag 0x0 [ 44.421954][ T22] logitech 0003:046D:CA04.0004: hidraw3: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 44.433293][ T22] logitech 0003:046D:CA04.0004: not enough fields in HID_OUTPUT_REPORT 0 [ 44.443115][ T22] usb 1-1: USB disconnect, device number 5 [ 44.795401][ T22] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 45.035403][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 45.155510][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.166534][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 45.179491][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 45.188726][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.197952][ T22] usb 1-1: config 0 descriptor?? [ 45.666530][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.673701][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.680892][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.688069][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.695189][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.702470][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.709634][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.716877][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.724363][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.731535][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.738686][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.745917][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.753054][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.760217][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.767373][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.774493][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.781677][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.788965][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.796171][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.803285][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.810558][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.817973][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.825198][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.832372][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.839515][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.846728][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.854011][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 executing program [ 45.861170][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.868341][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.875504][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.882638][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.889875][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.897086][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.904204][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.911374][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.918513][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.925680][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.932932][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.940251][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.947506][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.954627][ T22] logitech 0003:046D:CA04.0005: unknown main item tag 0x0 [ 45.963025][ T22] logitech 0003:046D:CA04.0005: hidraw4: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 45.974545][ T22] logitech 0003:046D:CA04.0005: not enough fields in HID_OUTPUT_REPORT 0 [ 45.984374][ T22] usb 1-1: USB disconnect, device number 6 [ 46.335409][ T22] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 46.575434][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 46.695483][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 46.706434][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 46.719247][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 46.728292][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 46.737095][ T22] usb 1-1: config 0 descriptor?? [ 47.216438][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.223611][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.230857][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.238094][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.245418][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.252581][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.259725][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.266865][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.274052][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.281196][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.288317][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.295541][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.302785][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.309990][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.317130][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.324226][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.331435][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.338637][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.345790][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.353129][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.360285][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.367417][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.374520][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.381673][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.388806][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.395958][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.403080][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.410230][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 executing program [ 47.417479][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.424715][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.431877][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.439047][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.446183][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.453276][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.460522][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.467770][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.474916][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.482138][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.489297][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.496464][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.503647][ T22] logitech 0003:046D:CA04.0006: unknown main item tag 0x0 [ 47.512054][ T22] logitech 0003:046D:CA04.0006: hidraw5: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 47.523388][ T22] logitech 0003:046D:CA04.0006: not enough fields in HID_OUTPUT_REPORT 0 [ 47.533144][ T22] usb 1-1: USB disconnect, device number 7 [ 47.885412][ T22] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 48.125400][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 48.245510][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 48.256565][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 48.269613][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 48.278664][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.287981][ T22] usb 1-1: config 0 descriptor?? [ 48.766500][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.773993][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.781211][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.788518][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.796049][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.803735][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.811080][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.818287][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.825698][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.833029][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.840761][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.848119][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.855484][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.862630][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.870228][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.878206][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.885644][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.892961][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.900559][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.907837][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.915409][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.922546][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.930241][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.937429][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.944784][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.952123][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.959288][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 executing program [ 48.966465][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.973607][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.981042][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.988210][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 48.995497][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.002965][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.010595][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.018339][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.025716][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.032852][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.040134][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.047324][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.054750][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.062146][ T22] logitech 0003:046D:CA04.0007: unknown main item tag 0x0 [ 49.070614][ T22] logitech 0003:046D:CA04.0007: hidraw6: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 49.082125][ T22] logitech 0003:046D:CA04.0007: not enough fields in HID_OUTPUT_REPORT 0 [ 49.092480][ T22] usb 1-1: USB disconnect, device number 8 [ 49.445463][ T22] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 49.685464][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 49.805600][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 49.816658][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 49.829533][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 49.838671][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.848297][ T22] usb 1-1: config 0 descriptor?? [ 50.326334][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.333778][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.341076][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.348244][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.355413][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.362728][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.370137][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.377462][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.384787][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.392115][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.399626][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.406977][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.414323][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.421852][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.429151][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.436456][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.443779][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.451376][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.459046][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.466492][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.473623][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.481119][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.488835][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.496339][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.503644][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.511588][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.519090][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 executing program [ 50.526370][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.534221][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.541422][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.549193][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.556680][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.564052][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.571578][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.579115][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.586899][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.594854][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.602370][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.609926][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.617575][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.624883][ T22] logitech 0003:046D:CA04.0008: unknown main item tag 0x0 [ 50.633753][ T22] logitech 0003:046D:CA04.0008: hidraw7: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 50.645782][ T22] logitech 0003:046D:CA04.0008: not enough fields in HID_OUTPUT_REPORT 0 [ 50.659503][ T22] usb 1-1: USB disconnect, device number 9 [ 51.015467][ T22] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 51.255513][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 51.375545][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 51.386833][ T22] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 51.400078][ T22] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 51.409126][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 51.418493][ T22] usb 1-1: config 0 descriptor?? [ 51.906290][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.913601][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.920831][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.928112][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.935384][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.942644][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.949859][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.957100][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.964599][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.971938][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.979662][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.987111][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 51.994678][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.001907][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.009370][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.017151][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.024277][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.031693][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.039030][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.046293][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.053412][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.060585][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.067875][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.075509][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.082970][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.090339][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.098666][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.105866][ T1749] ================================================================== [ 52.105995][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.114564][ T1749] BUG: KASAN: use-after-free in usbhid_power+0xca/0xe0 [ 52.114580][ T1749] Read of size 8 at addr ffff8881d1364008 by task syz-executor108/1749 [ 52.121946][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.129122][ T1749] [ 52.129135][ T1749] CPU: 0 PID: 1749 Comm: syz-executor108 Not tainted 5.3.0-rc4+ #26 [ 52.129140][ T1749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.129143][ T1749] Call Trace: [ 52.129170][ T1749] dump_stack+0xca/0x13e [ 52.137596][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.144774][ T1749] ? usbhid_power+0xca/0xe0 [ 52.147140][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.155082][ T1749] ? usbhid_power+0xca/0xe0 [ 52.165581][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.168948][ T1749] print_address_description+0x6a/0x32c [ 52.168964][ T1749] ? usbhid_power+0xca/0xe0 [ 52.173366][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.181114][ T1749] ? usbhid_power+0xca/0xe0 [ 52.181127][ T1749] __kasan_report.cold+0x1a/0x33 [ 52.181134][ T1749] ? usbhid_power+0xca/0xe0 [ 52.181141][ T1749] kasan_report+0xe/0x12 [ 52.181148][ T1749] usbhid_power+0xca/0xe0 [ 52.181156][ T1749] hidraw_open+0x20d/0x740 [ 52.181173][ T1749] ? usbhid_output_report+0x290/0x290 [ 52.186035][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.193068][ T1749] ? hidraw_ioctl+0xae0/0xae0 [ 52.193087][ T1749] chrdev_open+0x219/0x5c0 [ 52.197850][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.205224][ T1749] ? cdev_put.part.0+0x50/0x50 [ 52.210910][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.215349][ T1749] do_dentry_open+0x494/0x1120 [ 52.215358][ T1749] ? cdev_put.part.0+0x50/0x50 [ 52.215371][ T1749] ? chmod_common+0x3c0/0x3c0 [ 52.222492][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.227830][ T1749] ? inode_permission+0xbe/0x3a0 [ 52.227840][ T1749] path_openat+0x1430/0x3f50 [ 52.227851][ T1749] ? save_stack+0x1b/0x80 [ 52.227867][ T1749] ? do_sys_open+0x294/0x580 [ 52.232948][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.237727][ T1749] ? do_syscall_64+0xb7/0x580 [ 52.237739][ T1749] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 52.237748][ T1749] ? __lock_acquire+0x145e/0x3b50 [ 52.237755][ T1749] do_filp_open+0x1a1/0x280 [ 52.237772][ T1749] ? may_open_dev+0xf0/0xf0 [ 52.242046][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.246436][ T1749] ? __alloc_fd+0x46d/0x600 [ 52.246445][ T1749] ? do_raw_spin_lock+0x11a/0x280 [ 52.246452][ T1749] ? do_raw_spin_unlock+0x50/0x220 [ 52.246463][ T1749] ? _raw_spin_unlock+0x1f/0x30 [ 52.246476][ T1749] ? __alloc_fd+0x46d/0x600 [ 52.251361][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.256705][ T1749] do_sys_open+0x3c0/0x580 [ 52.256714][ T1749] ? filp_open+0x70/0x70 [ 52.256723][ T1749] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 52.256731][ T1749] do_syscall_64+0xb7/0x580 [ 52.256741][ T1749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.256749][ T1749] RIP: 0033:0x4019b0 [ 52.256759][ T1749] Code: 01 f0 ff ff 0f 83 c0 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 1d 5d 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 94 0b 00 00 c3 48 83 ec 08 e8 fa 00 00 00 [ 52.256772][ T1749] RSP: 002b:00007fffde072418 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 52.264119][ T22] logitech 0003:046D:CA04.0009: unknown main item tag 0x0 [ 52.268752][ T1749] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004019b0 [ 52.268757][ T1749] RDX: 0000000000000000 RSI: 0000000000004200 RDI: 00007fffde072420 [ 52.268761][ T1749] RBP: 6666666666666667 R08: 000000000000000f R09: 0000000000000000 [ 52.268765][ T1749] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004029d0 [ 52.268769][ T1749] R13: 0000000000402a60 R14: 0000000000000000 R15: 0000000000000000 [ 52.268773][ T1749] [ 52.268779][ T1749] Allocated by task 1604: [ 52.268792][ T1749] save_stack+0x1b/0x80 [ 52.268805][ T1749] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 52.533622][ T1749] do_syslog+0x540/0x1380 [ 52.538088][ T1749] kmsg_read+0x8a/0xb0 [ 52.542148][ T1749] proc_reg_read+0x1c1/0x280 [ 52.546980][ T1749] __vfs_read+0x76/0x100 [ 52.551311][ T1749] vfs_read+0x1ea/0x430 [ 52.555648][ T1749] ksys_read+0x127/0x250 [ 52.560027][ T1749] do_syscall_64+0xb7/0x580 [ 52.565198][ T1749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.571140][ T1749] [ 52.573464][ T1749] Freed by task 1604: [ 52.577600][ T1749] save_stack+0x1b/0x80 [ 52.582024][ T1749] __kasan_slab_free+0x130/0x180 [ 52.587261][ T1749] kfree+0xe4/0x2f0 [ 52.591470][ T1749] do_syslog+0x1098/0x1380 [ 52.596015][ T1749] kmsg_read+0x8a/0xb0 [ 52.600483][ T1749] proc_reg_read+0x1c1/0x280 [ 52.605082][ T1749] __vfs_read+0x76/0x100 [ 52.609442][ T1749] vfs_read+0x1ea/0x430 [ 52.613833][ T1749] ksys_read+0x127/0x250 [ 52.618189][ T1749] do_syscall_64+0xb7/0x580 [ 52.622988][ T1749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.629034][ T1749] [ 52.631557][ T1749] The buggy address belongs to the object at ffff8881d1364000 [ 52.631557][ T1749] which belongs to the cache kmalloc-1k of size 1024 [ 52.646180][ T1749] The buggy address is located 8 bytes inside of [ 52.646180][ T1749] 1024-byte region [ffff8881d1364000, ffff8881d1364400) [ 52.659742][ T1749] The buggy address belongs to the page: [ 52.665525][ T1749] page:ffffea000744d900 refcount:1 mapcount:0 mapping:ffff8881da002280 index:0x0 compound_mapcount: 0 [ 52.676622][ T1749] flags: 0x200000000010200(slab|head) [ 52.682151][ T1749] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da002280 [ 52.691145][ T1749] raw: 0000000000000000 00000000000e000e 00000001ffffffff 0000000000000000 [ 52.700227][ T1749] page dumped because: kasan: bad access detected [ 52.706775][ T1749] [ 52.709242][ T1749] Memory state around the buggy address: [ 52.715211][ T1749] ffff8881d1363f00: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 52.723564][ T1749] ffff8881d1363f80: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 52.731642][ T1749] >ffff8881d1364000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.739850][ T1749] ^ [ 52.744572][ T1749] ffff8881d1364080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.752916][ T1749] ffff8881d1364100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.761251][ T1749] ================================================================== [ 52.769832][ T1749] Disabling lock debugging due to kernel taint [ 52.776167][ T1749] Kernel panic - not syncing: panic_on_warn set ... [ 52.783038][ T1749] CPU: 0 PID: 1749 Comm: syz-executor108 Tainted: G B 5.3.0-rc4+ #26 [ 52.792659][ T1749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.803669][ T1749] Call Trace: [ 52.807083][ T1749] dump_stack+0xca/0x13e [ 52.811321][ T1749] panic+0x2a3/0x6da [ 52.815734][ T1749] ? add_taint.cold+0x16/0x16 [ 52.821126][ T1749] ? retint_kernel+0x10/0x10 [ 52.825705][ T1749] ? trace_hardirqs_on+0x55/0x1e0 [ 52.830726][ T1749] ? usbhid_power+0xca/0xe0 [ 52.835497][ T1749] end_report+0x43/0x49 [ 52.839800][ T1749] ? usbhid_power+0xca/0xe0 [ 52.844703][ T1749] __kasan_report.cold+0xd/0x33 [ 52.849595][ T1749] ? usbhid_power+0xca/0xe0 [ 52.854233][ T1749] kasan_report+0xe/0x12 [ 52.858606][ T1749] usbhid_power+0xca/0xe0 [ 52.863760][ T1749] hidraw_open+0x20d/0x740 [ 52.868327][ T1749] ? usbhid_output_report+0x290/0x290 [ 52.873690][ T1749] ? hidraw_ioctl+0xae0/0xae0 [ 52.878502][ T1749] chrdev_open+0x219/0x5c0 [ 52.883151][ T1749] ? cdev_put.part.0+0x50/0x50 [ 52.888081][ T1749] do_dentry_open+0x494/0x1120 [ 52.893108][ T1749] ? cdev_put.part.0+0x50/0x50 [ 52.897860][ T1749] ? chmod_common+0x3c0/0x3c0 [ 52.902522][ T1749] ? inode_permission+0xbe/0x3a0 [ 52.907595][ T1749] path_openat+0x1430/0x3f50 [ 52.912605][ T1749] ? save_stack+0x1b/0x80 [ 52.917089][ T1749] ? do_sys_open+0x294/0x580 [ 52.921677][ T1749] ? do_syscall_64+0xb7/0x580 [ 52.926472][ T1749] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 52.932217][ T1749] ? __lock_acquire+0x145e/0x3b50 [ 52.937349][ T1749] do_filp_open+0x1a1/0x280 [ 52.941928][ T1749] ? may_open_dev+0xf0/0xf0 [ 52.946693][ T1749] ? __alloc_fd+0x46d/0x600 [ 52.951323][ T1749] ? do_raw_spin_lock+0x11a/0x280 [ 52.956346][ T1749] ? do_raw_spin_unlock+0x50/0x220 [ 52.961463][ T1749] ? _raw_spin_unlock+0x1f/0x30 [ 52.966478][ T1749] ? __alloc_fd+0x46d/0x600 [ 52.971164][ T1749] do_sys_open+0x3c0/0x580 [ 52.976044][ T1749] ? filp_open+0x70/0x70 [ 52.980548][ T1749] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 52.986680][ T1749] do_syscall_64+0xb7/0x580 [ 52.991612][ T1749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.998052][ T1749] RIP: 0033:0x4019b0 [ 53.002188][ T1749] Code: 01 f0 ff ff 0f 83 c0 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 1d 5d 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 94 0b 00 00 c3 48 83 ec 08 e8 fa 00 00 00 [ 53.022097][ T1749] RSP: 002b:00007fffde072418 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 53.030665][ T1749] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004019b0 [ 53.039133][ T1749] RDX: 0000000000000000 RSI: 0000000000004200 RDI: 00007fffde072420 [ 53.047108][ T1749] RBP: 6666666666666667 R08: 000000000000000f R09: 0000000000000000 [ 53.055333][ T1749] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004029d0 [ 53.063617][ T1749] R13: 0000000000402a60 R14: 0000000000000000 R15: 0000000000000000 [ 53.072769][ T1749] Kernel Offset: disabled [ 53.077321][ T1749] Rebooting in 86400 seconds..