usb 5-1: usbvision_write_reg: failed: error -90
usbvision_i2c_register: can't write reg
videodev: could not get a free device node number
usb 5-1: USBVision[259]: video_register_device() failed
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4908 at fs/sysfs/file.c:327 sysfs_create_file_ns+0x13c/0x1c0 fs/sysfs/file.c:327
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 4908 Comm: kworker/0:7 Not tainted 5.4.0-rc1+ #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+0xca/0x13e lib/dump_stack.c:113
 panic+0x2a3/0x6da kernel/panic.c:220
 __warn.cold+0x2f/0x3a kernel/panic.c:581
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:179 [inline]
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:272
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:291
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1028
RIP: 0010:sysfs_create_file_ns+0x13c/0x1c0 fs/sysfs/file.c:327
Code: 85 82 00 00 00 41 55 48 8b 7b 30 31 d2 48 89 ee 44 8b 4c 24 50 44 8b 44 24 40 e8 af f9 ff ff 41 89 c5 58 eb 0d e8 44 a8 b4 ff <0f> 0b 41 bd ea ff ff ff e8 37 a8 b4 ff 44 89 e8 48 ba 00 00 00 00
RSP: 0018:ffff8881b0a4f1d0 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff8881b0e40390 RCX: ffffc9000d398000
RDX: 0000000000040000 RSI: ffffffff818973ec RDI: ffff8881b0e40390
RBP: ffffffff87553a20 R08: ffff8881c8579800 R09: ffffed10361c8112
R10: ffffed10361c8111 R11: ffff8881b0e4088f R12: 1ffff11036149e3b
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff8881b0e403c0
 sysfs_create_file include/linux/sysfs.h:530 [inline]
 device_create_file+0xe6/0x1d0 drivers/base/core.c:1595
 usbvision_create_sysfs drivers/media/usb/usbvision/usbvision-video.c:252 [inline]
 usbvision_probe.cold+0x1c0f/0x1f1f drivers/media/usb/usbvision/usbvision-video.c:1518
 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+0xae6/0x16f0 drivers/base/core.c:2201
 usb_set_configuration+0xdf6/0x1670 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+0xae6/0x16f0 drivers/base/core.c:2201
 usb_new_device.cold+0x6a4/0xe79 drivers/usb/core/hub.c:2536
 hub_port_connect drivers/usb/core/hub.c:5098 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5213 [inline]
 port_event drivers/usb/core/hub.c:5359 [inline]
 hub_event+0x1b5c/0x3640 drivers/usb/core/hub.c:5441
 process_one_work+0x92b/0x1530 kernel/workqueue.c:2269
 worker_thread+0x96/0xe20 kernel/workqueue.c:2415
 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..