input: HID 045e:07da as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/0003:045E:07DA.0080/input/input132
microsoft 0003:045E:07DA.0080: input,hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.0-1/input0
usb 1-1: USB disconnect, device number 3
------------[ cut here ]------------
add_uevent_var: buffer size too small
WARNING: CPU: 1 PID: 3151 at lib/kobject_uevent.c:671 add_uevent_var+0x311/0x380 lib/kobject_uevent.c:671
Modules linked in:
CPU: 1 PID: 3151 Comm: kworker/1:2 Not tainted 5.13.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
RIP: 0010:add_uevent_var+0x311/0x380 lib/kobject_uevent.c:671
Code: 48 c7 c7 20 11 c6 89 e8 2e e9 eb 04 0f 0b 41 bd f4 ff ff ff e9 55 ff ff ff e8 eb c5 8b fd 48 c7 c7 c0 11 c6 89 e8 10 e9 eb 04 <0f> 0b 41 bd f4 ff ff ff e9 37 ff ff ff 4c 89 ee 48 c7 c7 a0 7b 86
RSP: 0018:ffffc900023a72d0 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff888143dba000 RCX: 0000000000000000
RDX: ffff88801fdc1c40 RSI: ffffffff815ce355 RDI: fffff52000474e4c
RBP: ffffc900023a73c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff815c81be R11: 0000000000000000 R12: 1ffff92000474e5d
R13: 00000000000007de R14: ffff888143dba218 R15: 00000000000007de
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000562d09c45eb0 CR3: 000000001d4b3000 CR4: 0000000000350ee0
Call Trace:
 kobject_uevent_env+0xdda/0x1650 lib/kobject_uevent.c:605
 device_del+0x7eb/0xd40 drivers/base/core.c:3522
 input_unregister_device+0xb4/0xf0 drivers/input/input.c:2379
 hidinput_disconnect+0x15e/0x3d0 drivers/hid/hid-input.c:2016
 hid_disconnect+0x13f/0x1a0 drivers/hid/hid-core.c:2032
 hid_hw_stop+0x12/0x70 drivers/hid/hid-core.c:2079
 ms_remove+0x12/0x90 drivers/hid/hid-microsoft.c:409
 hid_device_remove+0xed/0x240 drivers/hid/hid-core.c:2320
 __device_release_driver+0x3bd/0x6f0 drivers/base/dd.c:1181
 device_release_driver_internal drivers/base/dd.c:1212 [inline]
 device_release_driver+0x26/0x40 drivers/base/dd.c:1235
 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:533
 device_del+0x502/0xd40 drivers/base/core.c:3512
 hid_remove_device drivers/hid/hid-core.c:2491 [inline]
 hid_destroy_device+0xe1/0x150 drivers/hid/hid-core.c:2510
 usbhid_disconnect+0x9f/0xe0 drivers/hid/usbhid/hid-core.c:1436
 usb_unbind_interface+0x1d8/0x8d0 drivers/usb/core/driver.c:458
 __device_release_driver+0x3bd/0x6f0 drivers/base/dd.c:1181
 device_release_driver_internal drivers/base/dd.c:1212 [inline]
 device_release_driver+0x26/0x40 drivers/base/dd.c:1235
 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:533
 device_del+0x502/0xd40 drivers/base/core.c:3512
 usb_disable_device+0x35b/0x7b0 drivers/usb/core/message.c:1413
 usb_disconnect.cold+0x27d/0x791 drivers/usb/core/hub.c:2219
 hub_port_connect drivers/usb/core/hub.c:5127 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5416 [inline]
 port_event drivers/usb/core/hub.c:5562 [inline]
 hub_event+0x1c9c/0x4330 drivers/usb/core/hub.c:5644
 process_one_work+0x98d/0x1600 kernel/workqueue.c:2276
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2422
 kthread+0x3b1/0x4a0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294