usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 usb 1-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00 usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 1-1: config 0 descriptor?? microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 ------------[ cut here ]------------ add_uevent_var: buffer size too small WARNING: CPU: 1 PID: 22 at lib/kobject_uevent.c:670 add_uevent_var+0x2e7/0x310 lib/kobject_uevent.c:670 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.5.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0xef/0x16e lib/dump_stack.c:118 panic+0x2aa/0x6e1 kernel/panic.c:221 __warn.cold+0x2f/0x30 kernel/panic.c:582 report_bug+0x27b/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [inline] do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:add_uevent_var+0x2e7/0x310 lib/kobject_uevent.c:670 Code: 48 c7 c7 c0 36 6f 86 e8 bf 6d 9e fb 0f 0b 41 bd f4 ff ff ff e9 55 ff ff ff e8 e5 50 c9 fb 48 c7 c7 60 37 6f 86 e8 a1 6d 9e fb <0f> 0b 41 bd f4 ff ff ff e9 37 ff ff ff e8 f7 d7 f1 fb e9 16 ff ff RSP: 0018:ffff8881d8c368b0 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff8881d16de000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103b186d08 RBP: ffff8881d8c369a0 R08: ffff8881da24e200 R09: fffffbfff11f1eb0 R10: fffffbfff11f1eaf R11: ffffffff88f8f57f R12: 1ffff1103b186d19 R13: ffff8881d16de118 R14: 00000000000007f5 R15: 00000000000007f5 kobject_uevent_env+0x6e0/0x11f0 lib/kobject_uevent.c:587 device_add+0xad2/0x1c20 drivers/base/core.c:2460 input_register_device+0x7f0/0xd10 drivers/input/input.c:2207 hidinput_connect+0x4f8d/0xdb90 drivers/hid/hid-input.c:1927 hid_connect+0x965/0xbb0 drivers/hid/hid-core.c:1923 hid_hw_start drivers/hid/hid-core.c:2027 [inline] hid_hw_start+0xa2/0x130 drivers/hid/hid-core.c:2018 ms_probe+0x159/0x4d0 drivers/hid/hid-microsoft.c:394 hid_device_probe+0x2be/0x3f0 drivers/hid/hid-core.c:2255 really_probe+0x281/0x6d0 drivers/base/dd.c:548 driver_probe_device+0x104/0x210 drivers/base/dd.c:721 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:828 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:430 __device_attach+0x217/0x360 drivers/base/dd.c:894 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:490 device_add+0x1480/0x1c20 drivers/base/core.c:2487 hid_add_device drivers/hid/hid-core.c:2411 [inline] hid_add_device+0x33c/0x9a0 drivers/hid/hid-core.c:2360 usbhid_probe+0xa81/0xfa0 drivers/hid/usbhid/hid-core.c:1386 usb_probe_interface+0x305/0x7a0 drivers/usb/core/driver.c:361 really_probe+0x281/0x6d0 drivers/base/dd.c:548 driver_probe_device+0x104/0x210 drivers/base/dd.c:721 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:828 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:430 __device_attach+0x217/0x360 drivers/base/dd.c:894 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:490 device_add+0x1480/0x1c20 drivers/base/core.c:2487 usb_set_configuration+0xe67/0x1740 drivers/usb/core/message.c:2023 generic_probe+0x9d/0xd5 drivers/usb/core/generic.c:210 usb_probe_device+0x99/0x100 drivers/usb/core/driver.c:266 really_probe+0x281/0x6d0 drivers/base/dd.c:548 driver_probe_device+0x104/0x210 drivers/base/dd.c:721 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:828 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:430 __device_attach+0x217/0x360 drivers/base/dd.c:894 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:490 device_add+0x1480/0x1c20 drivers/base/core.c:2487 usb_new_device.cold+0x6a4/0xe79 drivers/usb/core/hub.c:2537 hub_port_connect drivers/usb/core/hub.c:5184 [inline] hub_port_connect_change drivers/usb/core/hub.c:5324 [inline] port_event drivers/usb/core/hub.c:5470 [inline] hub_event+0x1e59/0x3860 drivers/usb/core/hub.c:5552 process_one_work+0x92b/0x1530 kernel/workqueue.c:2264 worker_thread+0x96/0xe20 kernel/workqueue.c:2410 kthread+0x318/0x420 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds..