[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 12.344430][ T1664] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 16.529371][ T1698] random: sshd: uninitialized urandom read (32 bytes read) [ 16.643976][ T1701] random: sshd: uninitialized urandom read (32 bytes read) [ 17.062064][ T1704] random: sshd: uninitialized urandom read (32 bytes read) [ 18.203209][ C1] random: crng init done Warning: Permanently added '10.128.0.242' (ECDSA) to the list of known hosts. 2019/08/22 08:40:44 parsed 1 programs 2019/08/22 08:40:45 executed programs: 0 [ 41.014746][ T1746] cgroup1: Unknown subsys name 'perf_event' [ 41.014769][ T1743] cgroup1: Unknown subsys name 'perf_event' [ 41.021256][ T1748] cgroup1: Unknown subsys name 'perf_event' [ 41.027092][ T1739] cgroup1: Unknown subsys name 'perf_event' [ 41.033129][ T1746] cgroup1: Unknown subsys name 'net_cls' [ 41.039304][ T1745] cgroup1: Unknown subsys name 'perf_event' [ 41.044214][ T1748] cgroup1: Unknown subsys name 'net_cls' [ 41.050547][ T1747] cgroup1: Unknown subsys name 'perf_event' [ 41.061713][ T1739] cgroup1: Unknown subsys name 'net_cls' [ 41.069044][ T1743] cgroup1: Unknown subsys name 'net_cls' [ 41.075079][ T1745] cgroup1: Unknown subsys name 'net_cls' [ 41.081239][ T1747] cgroup1: Unknown subsys name 'net_cls' [ 42.818995][ T21] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 42.938904][ T2652] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 42.948901][ T12] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 42.978877][ T2719] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 42.988921][ T102] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 43.008943][ T101] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 43.058888][ T21] usb 6-1: Using ep0 maxpacket: 8 [ 43.178939][ T21] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.189947][ T21] usb 6-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 43.202719][ T21] usb 6-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 43.208876][ T12] usb 5-1: Using ep0 maxpacket: 8 [ 43.211751][ T21] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.211861][ T2652] usb 2-1: Using ep0 maxpacket: 8 [ 43.230941][ T21] usb 6-1: config 0 descriptor?? [ 43.238889][ T2719] usb 3-1: Using ep0 maxpacket: 8 [ 43.239295][ T102] usb 1-1: Using ep0 maxpacket: 8 [ 43.278892][ T101] usb 4-1: Using ep0 maxpacket: 8 [ 43.349019][ T2652] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.349582][ T12] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.359943][ T2652] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 43.370832][ T12] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 43.383526][ T2652] usb 2-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 43.396278][ T12] usb 5-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 43.405279][ T2652] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.405433][ T2719] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.414305][ T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.414448][ T102] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.422333][ T2719] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 43.422354][ T2719] usb 3-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 43.422368][ T2719] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.433223][ T102] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 43.443255][ T2719] usb 3-1: config 0 descriptor?? [ 43.452360][ T102] usb 1-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 43.452374][ T102] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.457115][ T102] usb 1-1: config 0 descriptor?? [ 43.465773][ T2652] usb 2-1: config 0 descriptor?? [ 43.483266][ T12] usb 5-1: config 0 descriptor?? [ 43.531879][ T101] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.542784][ T101] usb 4-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 43.555676][ T101] usb 4-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 43.564718][ T101] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.574074][ T101] usb 4-1: config 0 descriptor?? [ 43.788961][ T21] usbhid 6-1:0.0: can't add hid device: -71 [ 43.795130][ T21] usbhid: probe of 6-1:0.0 failed with error -71 [ 43.802945][ T21] usb 6-1: USB disconnect, device number 2 [ 44.028937][ T2652] usbhid 2-1:0.0: can't add hid device: -71 [ 44.035342][ T2719] usbhid 3-1:0.0: can't add hid device: -71 [ 44.041340][ T2652] usbhid: probe of 2-1:0.0 failed with error -71 [ 44.048412][ T2719] usbhid: probe of 3-1:0.0 failed with error -71 [ 44.055810][ T2652] usb 2-1: USB disconnect, device number 2 [ 44.062526][ T2719] usb 3-1: USB disconnect, device number 2 [ 44.109305][ T101] usbhid 4-1:0.0: can't add hid device: -71 [ 44.115331][ T102] usbhid 1-1:0.0: can't add hid device: -71 [ 44.121309][ T12] usbhid 5-1:0.0: can't add hid device: -71 [ 44.127230][ T12] usbhid: probe of 5-1:0.0 failed with error -71 [ 44.133714][ T101] usbhid: probe of 4-1:0.0 failed with error -71 [ 44.140160][ T102] usbhid: probe of 1-1:0.0 failed with error -71 [ 44.148698][ T102] usb 1-1: USB disconnect, device number 2 [ 44.154651][ T12] usb 5-1: USB disconnect, device number 2 [ 44.160553][ T101] usb 4-1: USB disconnect, device number 2 [ 44.478899][ T21] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 44.718909][ T2746] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 44.718915][ T2719] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 44.718968][ T21] usb 6-1: Using ep0 maxpacket: 8 [ 44.808904][ T2652] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 44.816531][ T2736] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 44.824055][ T17] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 44.869424][ T21] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 44.880296][ T21] usb 6-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 44.893057][ T21] usb 6-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 44.902256][ T21] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 44.911400][ T21] usb 6-1: config 0 descriptor?? [ 44.958901][ T2719] usb 3-1: Using ep0 maxpacket: 8 [ 44.978939][ T2746] usb 2-1: Using ep0 maxpacket: 8 [ 45.079040][ T2719] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.090035][ T2719] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 45.102915][ T2719] usb 3-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 45.111969][ T2719] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.118974][ T2746] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.119974][ T2736] usb 5-1: Using ep0 maxpacket: 8 [ 45.130799][ T2746] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 45.130819][ T2746] usb 2-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 45.135818][ T2652] usb 1-1: Using ep0 maxpacket: 8 [ 45.148548][ T2746] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.157671][ T17] usb 4-1: Using ep0 maxpacket: 8 [ 45.167271][ T2746] usb 2-1: config 0 descriptor?? [ 45.181459][ T2719] usb 3-1: config 0 descriptor?? [ 45.249099][ T21] usbhid 6-1:0.0: can't add hid device: -71 [ 45.255062][ T21] usbhid: probe of 6-1:0.0 failed with error -71 [ 45.262390][ T21] usb 6-1: USB disconnect, device number 3 [ 45.298989][ T17] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.309952][ T17] usb 4-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 45.322716][ T17] usb 4-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 45.331728][ T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.339749][ T2736] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.350585][ T2736] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 45.363397][ T2736] usb 5-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 45.372413][ T2736] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.380480][ T2652] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.391318][ T2652] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 45.404076][ T2652] usb 1-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 45.413092][ T2652] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.423303][ T2652] usb 1-1: config 0 descriptor?? [ 45.428496][ T2736] usb 5-1: config 0 descriptor?? [ 45.433802][ T17] usb 4-1: config 0 descriptor?? [ 45.498968][ T2719] usbhid 3-1:0.0: can't add hid device: -71 [ 45.505076][ T2719] usbhid: probe of 3-1:0.0 failed with error -71 [ 45.514278][ T2719] usb 3-1: USB disconnect, device number 3 [ 45.528915][ T2746] usbhid 2-1:0.0: can't add hid device: -71 [ 45.535070][ T2746] usbhid: probe of 2-1:0.0 failed with error -71 [ 45.542278][ T2746] usb 2-1: USB disconnect, device number 3 [ 45.749180][ T2736] usbhid 5-1:0.0: can't add hid device: -71 [ 45.757560][ T2736] usbhid: probe of 5-1:0.0 failed with error -71 [ 45.764239][ T2652] usbhid 1-1:0.0: can't add hid device: -71 [ 45.770313][ T17] usbhid 4-1:0.0: can't add hid device: -71 [ 45.776236][ T17] usbhid: probe of 4-1:0.0 failed with error -71 [ 45.783857][ T2652] usbhid: probe of 1-1:0.0 failed with error -71 [ 45.790345][ T2736] usb 5-1: USB disconnect, device number 3 [ 45.798692][ T17] usb 4-1: USB disconnect, device number 3 [ 45.805283][ T2652] usb 1-1: USB disconnect, device number 3 [ 45.928898][ T21] usb 6-1: new high-speed USB device number 4 using dummy_hcd [ 46.068947][ T2746] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 46.078909][ T2719] usb 3-1: new high-speed USB device number 4 using dummy_hcd [ 46.158874][ T2736] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 46.166369][ T17] usb 4-1: new high-speed USB device number 4 using dummy_hcd [ 46.173888][ T2652] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 46.181357][ T21] usb 6-1: Using ep0 maxpacket: 8 [ 46.299147][ T21] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 46.310116][ T21] usb 6-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 46.322888][ T21] usb 6-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 46.331909][ T21] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 46.338874][ T2746] usb 2-1: Using ep0 maxpacket: 8 [ 46.339918][ T2719] usb 3-1: Using ep0 maxpacket: 8 [ 46.341212][ T21] usb 6-1: config 0 descriptor?? [ 46.419027][ T2736] usb 5-1: Using ep0 maxpacket: 8 [ 46.458998][ T2719] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 46.469933][ T2719] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 46.478952][ T2746] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 46.482724][ T2719] usb 3-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 46.482738][ T2719] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 46.493591][ T2746] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 46.502605][ T2652] usb 1-1: Using ep0 maxpacket: 8 [ 46.510568][ T2746] usb 2-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 46.510581][ T2746] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 46.523330][ T17] usb 4-1: Using ep0 maxpacket: 8 [ 46.534957][ T2746] usb 2-1: config 0 descriptor?? [ 46.538279][ T2719] usb 3-1: config 0 descriptor?? [ 46.609139][ T2736] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 46.620043][ T2736] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 46.632834][ T2736] usb 5-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 46.641888][ T2736] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 46.650539][ T2736] usb 5-1: config 0 descriptor?? [ 46.689051][ T17] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 46.699936][ T17] usb 4-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 46.712710][ T17] usb 4-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 46.721734][ T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 46.729806][ T2652] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 46.740672][ T2652] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 46.753442][ T2652] usb 1-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 46.762474][ T2652] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 46.774278][ T17] usb 4-1: config 0 descriptor?? [ 46.779361][ T2652] usb 1-1: config 0 descriptor?? [ 46.888950][ T21] usbhid 6-1:0.0: can't add hid device: -71 [ 46.894969][ T21] usbhid: probe of 6-1:0.0 failed with error -71 [ 46.903980][ T21] usb 6-1: USB disconnect, device number 4 [ 47.078917][ T2746] usbhid 2-1:0.0: can't add hid device: -71 [ 47.085003][ T2746] usbhid: probe of 2-1:0.0 failed with error -71 [ 47.088918][ T2719] usbhid 3-1:0.0: can't add hid device: -71 [ 47.092561][ T2746] usb 2-1: USB disconnect, device number 4 [ 47.097269][ T2719] usbhid: probe of 3-1:0.0 failed with error -71 [ 47.110603][ T2719] usb 3-1: USB disconnect, device number 4 [ 47.188944][ T2736] usbhid 5-1:0.0: can't add hid device: -71 [ 47.195022][ T2736] usbhid: probe of 5-1:0.0 failed with error -71 [ 47.202195][ T2736] usb 5-1: USB disconnect, device number 4 [ 47.318972][ T2652] usbhid 1-1:0.0: can't add hid device: -71 [ 47.325108][ T17] usbhid 4-1:0.0: can't add hid device: -71 [ 47.331200][ T17] usbhid: probe of 4-1:0.0 failed with error -71 [ 47.337676][ T2652] usbhid: probe of 1-1:0.0 failed with error -71 [ 47.345973][ T17] usb 4-1: USB disconnect, device number 4 [ 47.351951][ T2652] usb 1-1: USB disconnect, device number 4 [ 47.578930][ T101] usb 6-1: new high-speed USB device number 5 using dummy_hcd [ 47.778965][ T2746] usb 3-1: new high-speed USB device number 5 using dummy_hcd [ 47.788992][ T2736] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 47.818907][ T101] usb 6-1: Using ep0 maxpacket: 8 [ 47.878889][ T2652] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 47.939158][ T101] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 47.950072][ T101] usb 6-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 47.962852][ T101] usb 6-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 47.971888][ T101] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 47.980675][ T101] usb 6-1: config 0 descriptor?? [ 48.009029][ T12] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 48.016555][ T102] usb 4-1: new high-speed USB device number 5 using dummy_hcd [ 48.038887][ T2736] usb 2-1: Using ep0 maxpacket: 8 [ 48.048981][ T2746] usb 3-1: Using ep0 maxpacket: 8 [ 48.118915][ T2652] usb 5-1: Using ep0 maxpacket: 8 [ 48.158947][ T2736] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 48.169827][ T2736] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 48.178944][ T2746] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 48.182596][ T2736] usb 2-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 48.182608][ T2736] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.193449][ T2746] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 48.206750][ T2736] usb 2-1: config 0 descriptor?? [ 48.210498][ T2746] usb 3-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 48.237195][ T2746] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.245981][ T2746] usb 3-1: config 0 descriptor?? [ 48.278983][ T2652] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 48.289954][ T2652] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 48.300850][ T102] usb 4-1: Using ep0 maxpacket: 8 [ 48.302723][ T2652] usb 5-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 48.307732][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 48.316685][ T2652] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.330655][ T2652] usb 5-1: config 0 descriptor?? [ 48.359077][ T101] usbhid 6-1:0.0: can't add hid device: -71 [ 48.365162][ T101] usbhid: probe of 6-1:0.0 failed with error -71 [ 48.374903][ T101] usb 6-1: USB disconnect, device number 5 [ 48.419076][ T102] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 48.429970][ T102] usb 4-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 48.442749][ T102] usb 4-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 48.451783][ T102] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.460119][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 48.470972][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 48.483769][ T12] usb 1-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 48.492799][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.502199][ T12] usb 1-1: config 0 descriptor?? [ 48.507449][ T102] usb 4-1: config 0 descriptor?? 2019/08/22 08:40:53 executed programs: 12 [ 48.540992][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.547835][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.554684][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.561468][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.568577][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.568949][ T2736] usbhid 2-1:0.0: can't add hid device: -71 [ 48.575474][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.585072][ T2736] usbhid: probe of 2-1:0.0 failed with error -71 [ 48.588131][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.588147][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.588163][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.598363][ T2736] usb 2-1: USB disconnect, device number 5 [ 48.601251][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.601268][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.601285][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.601300][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.647573][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.654353][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.661119][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.667887][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.674684][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.681471][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.688225][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.695028][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.701814][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.708571][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.710237][ T2652] usbhid 5-1:0.0: can't add hid device: -71 [ 48.715352][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.715368][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.734750][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.741556][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.741938][ T2652] usbhid: probe of 5-1:0.0 failed with error -71 [ 48.748307][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.748324][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.748341][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.748370][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.781746][ T2652] usb 5-1: USB disconnect, device number 5 [ 48.781758][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.794331][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.801149][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.808001][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.814811][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.821583][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.828323][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.835111][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.841881][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.848623][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.855404][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.862165][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.868939][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.875688][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.882458][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.889230][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.895976][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.902761][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.909523][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.916254][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.923023][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.929798][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.936548][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.943315][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.950072][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.956804][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.963570][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.970332][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.977070][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.983870][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.990637][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 48.997387][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.004159][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.010920][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.017696][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.024492][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.031250][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.037999][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.044782][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.051557][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.058291][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.065079][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.071843][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.078588][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.085366][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.092127][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.098909][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.105653][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.112423][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.119199][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.125953][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.128897][ T2736] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 49.132724][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.132740][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.132755][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.140365][ T2652] usb 5-1: new high-speed USB device number 6 using dummy_hcd [ 49.146960][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.174638][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.181418][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.188176][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.194981][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.201756][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.208489][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.215272][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.222052][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.228798][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.235570][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.242365][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.249132][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.255880][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.262650][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.269409][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.276153][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.282929][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.289691][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.296523][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.303303][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.310081][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.316920][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.323703][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.330472][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.337210][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.343979][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.350743][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.357481][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.364253][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.371069][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.377805][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.384577][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.391360][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.398103][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.398874][ T2736] usb 2-1: Using ep0 maxpacket: 8 [ 49.404888][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.404910][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.410307][ T2652] usb 5-1: Using ep0 maxpacket: 8 [ 49.416699][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.416718][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.416736][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.416752][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.455489][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.462275][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.469051][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.475803][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.482574][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.489355][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.496103][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.502876][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.509639][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.516458][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.523335][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.530095][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.536833][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.543602][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.550362][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.557096][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.558984][ T2736] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 49.563882][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.563900][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.574859][ T2736] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 49.581625][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.588361][ T2736] usb 2-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 49.601078][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.607798][ T2736] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.617027][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.624377][ T2652] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 49.631758][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.631779][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.638510][ T2652] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 49.649348][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.656083][ T2652] usb 5-1: New USB device found, idVendor=054c, idProduct=024b, bcdDevice= 0.00 [ 49.662940][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.676356][ T2652] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.683115][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.696951][ T2736] usb 2-1: config 0 descriptor?? [ 49.698981][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.698998][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.699013][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.711341][ T2652] usb 5-1: config 0 descriptor?? [ 49.713766][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.750580][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.757332][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.764150][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.770940][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.777699][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.784488][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.791261][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.798009][ T2746] sony 0003:054C:024B.0001: unknown main item tag 0x0 [ 49.818212][ T2746] sony 0003:054C:024B.0001: hiddev0,hidraw0: USB HID v0.00 Device [HID 054c:024b] on usb-dummy_hcd.2-1/input0 [ 49.829904][ T2746] sony 0003:054C:024B.0001: failed to claim input [ 49.837633][ T2746] usb 3-1: USB disconnect, device number 5 [ 49.908920][ T12] usbhid 1-1:0.0: can't add hid device: -71 [ 49.915038][ T102] usbhid 4-1:0.0: can't add hid device: -71 [ 49.921000][ T102] usbhid: probe of 4-1:0.0 failed with error -71 [ 49.927984][ T12] usbhid: probe of 1-1:0.0 failed with error -71 [ 49.935179][ T12] usb 1-1: USB disconnect, device number 5 [ 49.941176][ T102] usb 4-1: USB disconnect, device number 5 [ 50.148901][ T101] usb 6-1: new high-speed USB device number 6 using dummy_hcd [ 50.179274][ T2808] ================================================================== [ 50.187529][ T2808] BUG: KASAN: use-after-free in usbhid_power+0xca/0xe0 [ 50.194348][ T2808] Read of size 8 at addr ffff8881cc878008 by task syz-executor.1/2808 [ 50.202460][ T2808] [ 50.204771][ T2808] CPU: 0 PID: 2808 Comm: syz-executor.1 Not tainted 5.3.0-rc5+ #28 [ 50.212635][ T2808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.222692][ T2808] Call Trace: [ 50.225958][ T2808] dump_stack+0xca/0x13e [ 50.230204][ T2808] ? usbhid_power+0xca/0xe0 [ 50.234678][ T2808] ? usbhid_power+0xca/0xe0 [ 50.239162][ T2808] print_address_description+0x6a/0x32c [ 50.244677][ T2808] ? usbhid_power+0xca/0xe0 [ 50.249145][ T2808] ? usbhid_power+0xca/0xe0 [ 50.253613][ T2808] __kasan_report.cold+0x1a/0x33 [ 50.258522][ T2808] ? usbhid_power+0xca/0xe0 [ 50.262999][ T2808] kasan_report+0xe/0x12 [ 50.267209][ T2808] usbhid_power+0xca/0xe0 [ 50.271513][ T2808] hidraw_open+0x20d/0x740 [ 50.275904][ T2808] ? usbhid_output_report+0x290/0x290 [ 50.281278][ T2808] ? hidraw_ioctl+0xae0/0xae0 [ 50.285945][ T2808] chrdev_open+0x219/0x5c0 [ 50.290340][ T2808] ? cdev_put.part.0+0x50/0x50 [ 50.295075][ T2808] do_dentry_open+0x494/0x1120 [ 50.299809][ T2808] ? cdev_put.part.0+0x50/0x50 [ 50.304541][ T2808] ? chmod_common+0x3c0/0x3c0 [ 50.309196][ T2808] ? inode_permission+0xbe/0x3a0 [ 50.314109][ T2808] path_openat+0x1430/0x3f50 [ 50.318668][ T2808] ? save_stack+0x1b/0x80 [ 50.322972][ T2808] ? do_sys_open+0x294/0x580 [ 50.327531][ T2808] ? do_syscall_64+0xb7/0x580 [ 50.332173][ T2808] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 50.337511][ T2808] ? __lock_acquire+0x145e/0x3b50 [ 50.342510][ T2808] do_filp_open+0x1a1/0x280 [ 50.346985][ T2808] ? may_open_dev+0xf0/0xf0 [ 50.351458][ T2808] ? __alloc_fd+0x46d/0x600 [ 50.355928][ T2808] ? do_raw_spin_lock+0x11a/0x280 [ 50.360946][ T2808] ? do_raw_spin_unlock+0x50/0x220 [ 50.366028][ T2808] ? _raw_spin_unlock+0x1f/0x30 [ 50.370846][ T2808] ? __alloc_fd+0x46d/0x600 [ 50.375319][ T2808] do_sys_open+0x3c0/0x580 [ 50.379720][ T2808] ? filp_open+0x70/0x70 [ 50.383932][ T2808] ? __ia32_sys_clock_settime+0x260/0x260 [ 50.389627][ T2808] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 50.395317][ T2808] do_syscall_64+0xb7/0x580 [ 50.399823][ T2808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.405700][ T2808] RIP: 0033:0x413711 [ 50.409606][ T2808] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 50.429184][ T2808] RSP: 002b:00007f430b7c37a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 50.437589][ T2808] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000413711 [ 50.445542][ T2808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f430b7c3850 [ 50.453493][ T2808] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 50.461438][ T2808] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f430b7c46d4 [ 50.469378][ T2808] R13: 00000000004c8c26 R14: 00000000004dfb70 R15: 00000000ffffffff [ 50.477317][ T2808] [ 50.479617][ T2808] Allocated by task 2746: [ 50.483914][ T2808] save_stack+0x1b/0x80 [ 50.488045][ T2808] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 50.493645][ T2808] __kmalloc_node_track_caller+0xfc/0x380 [ 50.499334][ T2808] __kmalloc_reserve.isra.0+0x39/0xe0 [ 50.504673][ T2808] __alloc_skb+0xef/0x5a0 [ 50.508976][ T2808] alloc_uevent_skb+0x7b/0x210 [ 50.513707][ T2808] kobject_uevent_env+0x8ee/0x1160 [ 50.518794][ T2808] device_release_driver_internal+0x3ef/0x500 [ 50.524833][ T2808] bus_remove_device+0x2dc/0x4a0 [ 50.529744][ T2808] device_del+0x420/0xb10 [ 50.534042][ T2808] usb_disable_device+0x211/0x690 [ 50.539031][ T2808] usb_disconnect+0x284/0x8d0 [ 50.543679][ T2808] hub_event+0x1454/0x3640 [ 50.548076][ T2808] process_one_work+0x92b/0x1530 [ 50.552985][ T2808] worker_thread+0x7ab/0xe20 [ 50.557541][ T2808] kthread+0x318/0x420 [ 50.561582][ T2808] ret_from_fork+0x24/0x30 [ 50.565958][ T2808] [ 50.568252][ T2808] Freed by task 239: [ 50.572111][ T2808] save_stack+0x1b/0x80 [ 50.576231][ T2808] __kasan_slab_free+0x130/0x180 [ 50.581139][ T2808] kfree+0xe4/0x2f0 [ 50.584917][ T2808] skb_free_head+0x8b/0xa0 [ 50.589301][ T2808] skb_release_data+0x41f/0x7c0 [ 50.594122][ T2808] skb_release_all+0x46/0x60 [ 50.598700][ T2808] consume_skb+0xd9/0x320 [ 50.603006][ T2808] skb_free_datagram+0x16/0xf0 [ 50.607740][ T2808] netlink_recvmsg+0x65e/0xee0 [ 50.612472][ T2808] sock_recvmsg+0xca/0x110 [ 50.616863][ T2808] ___sys_recvmsg+0x271/0x5a0 [ 50.621517][ T2808] __sys_recvmsg+0xe9/0x1b0 [ 50.625995][ T2808] do_syscall_64+0xb7/0x580 [ 50.630482][ T2808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.636544][ T2808] [ 50.638858][ T2808] The buggy address belongs to the object at ffff8881cc878000 [ 50.638858][ T2808] which belongs to the cache kmalloc-1k of size 1024 [ 50.652904][ T2808] The buggy address is located 8 bytes inside of [ 50.652904][ T2808] 1024-byte region [ffff8881cc878000, ffff8881cc878400) [ 50.666061][ T2808] The buggy address belongs to the page: [ 50.671665][ T2808] page:ffffea0007321e00 refcount:1 mapcount:0 mapping:ffff8881da002280 index:0x0 compound_mapcount: 0 [ 50.682574][ T2808] flags: 0x200000000010200(slab|head) [ 50.687921][ T2808] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da002280 [ 50.696472][ T2808] raw: 0000000000000000 00000000000e000e 00000001ffffffff 0000000000000000 [ 50.705016][ T2808] page dumped because: kasan: bad access detected [ 50.711394][ T2808] [ 50.713690][ T2808] Memory state around the buggy address: [ 50.719287][ T2808] ffff8881cc877f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 50.727401][ T2808] ffff8881cc877f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 50.735430][ T2808] >ffff8881cc878000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.743460][ T2808] ^ [ 50.747753][ T2808] ffff8881cc878080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.755780][ T2808] ffff8881cc878100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.763807][ T2808] ================================================================== [ 50.771861][ T2808] Disabling lock debugging due to kernel taint [ 50.778137][ T2808] Kernel panic - not syncing: panic_on_warn set ... [ 50.784739][ T2808] CPU: 0 PID: 2808 Comm: syz-executor.1 Tainted: G B 5.3.0-rc5+ #28 [ 50.793994][ T2808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.804015][ T2808] Call Trace: [ 50.807275][ T2808] dump_stack+0xca/0x13e [ 50.811485][ T2808] panic+0x2a3/0x6da [ 50.815363][ T2808] ? add_taint.cold+0x16/0x16 [ 50.820019][ T2808] ? retint_kernel+0x10/0x10 [ 50.824586][ T2808] ? trace_hardirqs_on+0x55/0x1e0 [ 50.829578][ T2808] ? usbhid_power+0xca/0xe0 [ 50.834080][ T2808] end_report+0x43/0x49 [ 50.838203][ T2808] ? usbhid_power+0xca/0xe0 [ 50.842672][ T2808] __kasan_report.cold+0xd/0x33 [ 50.847487][ T2808] ? usbhid_power+0xca/0xe0 [ 50.851954][ T2808] kasan_report+0xe/0x12 [ 50.856159][ T2808] usbhid_power+0xca/0xe0 [ 50.860453][ T2808] hidraw_open+0x20d/0x740 [ 50.864936][ T2808] ? usbhid_output_report+0x290/0x290 [ 50.870271][ T2808] ? hidraw_ioctl+0xae0/0xae0 [ 50.874913][ T2808] chrdev_open+0x219/0x5c0 [ 50.879321][ T2808] ? cdev_put.part.0+0x50/0x50 [ 50.884063][ T2808] do_dentry_open+0x494/0x1120 [ 50.888797][ T2808] ? cdev_put.part.0+0x50/0x50 [ 50.893534][ T2808] ? chmod_common+0x3c0/0x3c0 [ 50.898177][ T2808] ? inode_permission+0xbe/0x3a0 [ 50.903078][ T2808] path_openat+0x1430/0x3f50 [ 50.907674][ T2808] ? save_stack+0x1b/0x80 [ 50.911978][ T2808] ? do_sys_open+0x294/0x580 [ 50.916538][ T2808] ? do_syscall_64+0xb7/0x580 [ 50.921181][ T2808] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 50.926520][ T2808] ? __lock_acquire+0x145e/0x3b50 [ 50.931510][ T2808] do_filp_open+0x1a1/0x280 [ 50.935986][ T2808] ? may_open_dev+0xf0/0xf0 [ 50.940478][ T2808] ? __alloc_fd+0x46d/0x600 [ 50.944947][ T2808] ? do_raw_spin_lock+0x11a/0x280 [ 50.949934][ T2808] ? do_raw_spin_unlock+0x50/0x220 [ 50.955017][ T2808] ? _raw_spin_unlock+0x1f/0x30 [ 50.959832][ T2808] ? __alloc_fd+0x46d/0x600 [ 50.964300][ T2808] do_sys_open+0x3c0/0x580 [ 50.968682][ T2808] ? filp_open+0x70/0x70 [ 50.972892][ T2808] ? __ia32_sys_clock_settime+0x260/0x260 [ 50.978583][ T2808] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 50.984279][ T2808] do_syscall_64+0xb7/0x580 [ 50.988765][ T2808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.994654][ T2808] RIP: 0033:0x413711 [ 50.998519][ T2808] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 51.018088][ T2808] RSP: 002b:00007f430b7c37a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 51.026461][ T2808] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000413711 [ 51.034398][ T2808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f430b7c3850 [ 51.042335][ T2808] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 51.050271][ T2808] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f430b7c46d4 [ 51.058209][ T2808] R13: 00000000004c8c26 R14: 00000000004dfb70 R15: 00000000ffffffff [ 51.066636][ T2808] Kernel Offset: disabled [ 51.070942][ T2808] Rebooting in 86400 seconds..