[ 11.971882][ C1] random: crng init done [ 11.973722][ C1] random: 7 urandom warning(s) missed due to ratelimiting Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 22.266881][ T345] can: request_module (can-proto-0) failed. [ 22.604830][ T345] can: request_module (can-proto-0) failed. [ 22.614571][ T345] can: request_module (can-proto-7) failed. [ 22.623819][ T345] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.1.25' (ECDSA) to the list of known hosts. 2020/04/24 12:31:29 parsed 1 programs 2020/04/24 12:31:30 executed programs: 0 [ 29.739654][ T513] cgroup: Unknown subsys name 'perf_event' [ 29.744335][ T512] cgroup: Unknown subsys name 'perf_event' [ 29.752252][ T513] cgroup: Unknown subsys name 'net_cls' [ 29.752943][ T515] cgroup: Unknown subsys name 'perf_event' [ 29.760700][ T517] cgroup: Unknown subsys name 'perf_event' [ 29.763920][ T512] cgroup: Unknown subsys name 'net_cls' [ 29.774338][ T519] cgroup: Unknown subsys name 'perf_event' [ 29.775282][ T515] cgroup: Unknown subsys name 'net_cls' [ 29.782561][ T520] cgroup: Unknown subsys name 'perf_event' [ 29.794996][ T517] cgroup: Unknown subsys name 'net_cls' [ 29.801423][ T519] cgroup: Unknown subsys name 'net_cls' [ 29.809961][ T520] cgroup: Unknown subsys name 'net_cls' [ 37.586368][ T12] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 37.626287][ T17] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 37.666970][ T95] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 37.686670][ T12] usb 3-1: Using ep0 maxpacket: 8 [ 37.716262][ T17] usb 1-1: Using ep0 maxpacket: 8 [ 37.756272][ T95] usb 4-1: Using ep0 maxpacket: 8 [ 37.806326][ T12] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 208, changing to 11 [ 37.817682][ T12] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 37.827458][ T12] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 37.840610][ T12] usb 3-1: New USB device found, idVendor=0926, idProduct=3333, bcdDevice= 0.00 [ 37.849673][ T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.856320][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 208, changing to 11 [ 37.862152][ T12] usb 3-1: config 0 descriptor?? [ 37.869248][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 37.883929][ T17] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 37.896414][ T95] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 208, changing to 11 [ 37.896850][ T17] usb 1-1: New USB device found, idVendor=0926, idProduct=3333, bcdDevice= 0.00 [ 37.907828][ T95] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 37.916793][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.921415][ T17] usb 1-1: config 0 descriptor?? [ 37.926691][ T95] usb 4-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 37.952325][ T95] usb 4-1: New USB device found, idVendor=0926, idProduct=3333, bcdDevice= 0.00 [ 37.961613][ T95] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.969671][ T376] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 37.985694][ T95] usb 4-1: config 0 descriptor?? [ 37.996146][ T83] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 38.003693][ T21] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 38.066258][ T376] usb 5-1: Using ep0 maxpacket: 8 [ 38.116208][ T83] usb 6-1: Using ep0 maxpacket: 8 [ 38.121446][ T21] usb 2-1: Using ep0 maxpacket: 8 [ 38.186222][ T376] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 208, changing to 11 [ 38.197525][ T376] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 38.207303][ T376] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 38.220151][ T376] usb 5-1: New USB device found, idVendor=0926, idProduct=3333, bcdDevice= 0.00 [ 38.229253][ T376] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.238924][ T376] usb 5-1: config 0 descriptor?? [ 38.247627][ T83] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 208, changing to 11 [ 38.258825][ T83] usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 38.268835][ T83] usb 6-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 38.281656][ T83] usb 6-1: New USB device found, idVendor=0926, idProduct=3333, bcdDevice= 0.00 [ 38.290715][ T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.298769][ T21] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 208, changing to 11 [ 38.309904][ T21] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 38.319666][ T21] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 38.332462][ T21] usb 2-1: New USB device found, idVendor=0926, idProduct=3333, bcdDevice= 0.00 [ 38.341530][ T21] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.351486][ T21] usb 2-1: config 0 descriptor?? [ 38.357346][ T83] usb 6-1: config 0 descriptor?? [ 38.357767][ T12] keytouch 0003:0926:3333.0001: fixing up Keytouch IEC report descriptor [ 38.384776][ T12] input: HID 0926:3333 as /devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/0003:0926:3333.0001/input/input5 [ 38.411982][ T17] keytouch 0003:0926:3333.0002: fixing up Keytouch IEC report descriptor [ 38.422442][ T17] input: HID 0926:3333 as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/0003:0926:3333.0002/input/input6 [ 38.437463][ T95] keytouch 0003:0926:3333.0003: fixing up Keytouch IEC report descriptor [ 38.459982][ T95] input: HID 0926:3333 as /devices/platform/dummy_hcd.3/usb4/4-1/4-1:0.0/0003:0926:3333.0003/input/input7 [ 38.482685][ T12] keytouch 0003:0926:3333.0001: input,hidraw0: USB HID v0.00 Keyboard [HID 0926:3333] on usb-dummy_hcd.2-1/input0 [ 38.553020][ T17] keytouch 0003:0926:3333.0002: input,hidraw1: USB HID v0.00 Keyboard [HID 0926:3333] on usb-dummy_hcd.0-1/input0 [ 38.556604][ T3112] udc-core: couldn't find an available UDC or it's busy [ 38.572006][ T3112] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 38.657417][ T3252] udc-core: couldn't find an available UDC or it's busy [ 38.664450][ T3252] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 38.682201][ T3254] udc-core: couldn't find an available UDC or it's busy [ 38.689223][ T3254] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 38.716953][ T376] keytouch 0003:0926:3333.0004: fixing up Keytouch IEC report descriptor [ 38.728103][ T376] input: HID 0926:3333 as /devices/platform/dummy_hcd.4/usb5/5-1/5-1:0.0/0003:0926:3333.0004/input/input8 [ 38.846789][ T21] keytouch 0003:0926:3333.0005: fixing up Keytouch IEC report descriptor [ 38.856892][ T83] keytouch 0003:0926:3333.0006: fixing up Keytouch IEC report descriptor [ 38.866807][ T21] input: HID 0926:3333 as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/0003:0926:3333.0005/input/input9 [ 38.879110][ T83] input: HID 0926:3333 as /devices/platform/dummy_hcd.5/usb6/6-1/6-1:0.0/0003:0926:3333.0006/input/input10 [ 38.965276][ T3261] udc-core: couldn't find an available UDC or it's busy [ 38.972298][ T3261] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 39.092189][ T3265] udc-core: couldn't find an available UDC or it's busy [ 39.092369][ T3266] udc-core: couldn't find an available UDC or it's busy [ 39.099382][ T3265] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 39.106273][ T3266] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 39.506173][ T12] ------------[ cut here ]------------ [ 39.511765][ T12] usbhid 3-1:0.0: Device reset [ 39.516777][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/hub.c:6007 usb_queue_reset_device+0x63/0x130 [ 39.526726][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 39.533339][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.6.0-rc7-syzkaller #0 [ 39.541469][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.551506][ T12] Workqueue: events hid_reset [ 39.556154][ T12] Call Trace: [ 39.559431][ T12] dump_stack+0xef/0x16e [ 39.563653][ T12] ? hub_tt_work+0x470/0x500 [ 39.568226][ T12] panic+0x2aa/0x6e1 [ 39.572103][ T12] ? add_taint.cold+0x16/0x16 [ 39.576813][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 39.582076][ T12] ? __warn.cold+0x14/0x30 [ 39.586483][ T12] ? __warn+0xd5/0x1c8 [ 39.590588][ T12] ? usb_queue_reset_device+0x63/0x130 [ 39.596018][ T12] __warn.cold+0x2f/0x30 [ 39.600248][ T12] ? usb_queue_reset_device+0x63/0x130 [ 39.605721][ T12] report_bug+0x27b/0x2f0 [ 39.610036][ T12] do_error_trap+0x12b/0x1e0 [ 39.614603][ T12] ? usb_queue_reset_device+0x63/0x130 [ 39.620044][ T12] do_invalid_op+0x32/0x40 [ 39.624433][ T12] ? usb_queue_reset_device+0x63/0x130 [ 39.629915][ T12] invalid_op+0x23/0x30 [ 39.634045][ T12] RIP: 0010:usb_queue_reset_device+0x63/0x130 [ 39.640088][ T12] Code: 00 00 4c 8d 6d 30 4d 85 e4 74 72 e8 47 02 e0 fd 4c 89 ef e8 4f d2 19 ff 4c 89 e2 48 c7 c7 20 79 3b 86 48 89 c6 e8 f5 92 b4 fd <0f> 0b 48 8d 95 f0 04 00 00 48 c7 c0 88 2a e6 87 48 b9 00 00 00 00 [ 39.659725][ T12] RSP: 0018:ffff8881da227ce0 EFLAGS: 00010286 [ 39.666047][ T12] RAX: 0000000000000000 RBX: ffff8881cd5ae920 RCX: 0000000000000000 [ 39.673992][ T12] RDX: 0000000000000000 RSI: ffffffff812974dd RDI: ffffed103b444f8e [ 39.681939][ T12] RBP: ffff8881ce92d000 R08: ffff8881da211880 R09: ffffed103b646248 [ 39.689888][ T12] R10: ffffed103b646247 R11: ffff8881db23123f R12: ffff8881d4c25d80 [ 39.697843][ T12] R13: ffff8881ce92d030 R14: ffff8881da0ef400 R15: ffff8881db233e00 [ 39.706012][ T12] ? vprintk_func+0x7d/0x113 [ 39.710612][ T12] hid_reset+0x219/0x3e0 [ 39.714868][ T12] process_one_work+0x94b/0x1620 [ 39.719786][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 39.725166][ T12] ? do_raw_spin_lock+0x129/0x290 [ 39.730190][ T12] worker_thread+0x96/0xe20 [ 39.734670][ T12] ? process_one_work+0x1620/0x1620 [ 39.739853][ T12] kthread+0x318/0x420 [ 39.743897][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 39.749252][ T12] ret_from_fork+0x24/0x30 [ 39.753838][ T12] Kernel Offset: disabled [ 39.758185][ T12] Rebooting in 86400 seconds..