usb 1-1: usbvision_write_reg: failed: error -2
usb 1-1: usbvision_write_reg: failed: error -2
usb 1-1: usbvision_write_reg: failed: error -2
usb 1-1: usbvision_write_reg: failed: error -2
usb 1-1: usbvision_write_reg: failed: error -2
usbvision_i2c_register: can't write reg
videodev: could not get a free device node number
usb 1-1: USBVision[617]: video_register_device() failed
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3157 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: 1 PID: 3157 Comm: kworker/1:5 Not tainted 5.7.0-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+0xf6/0x16e lib/dump_stack.c:118
 panic+0x2aa/0x6e1 kernel/panic.c:231
 __warn.cold+0x2f/0x35 kernel/panic.c:600
 report_bug+0x271/0x2f0 lib/bug.c:198
 fixup_bug arch/x86/kernel/traps.c:105 [inline]
 fixup_bug arch/x86/kernel/traps.c:100 [inline]
 do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:197
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:216
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
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 f4 9d ae ff <0f> 0b 41 bd ea ff ff ff e8 e7 9d ae ff 44 89 e8 48 ba 00 00 00 00
RSP: 0018:ffff8881c855f0d0 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff8881c390c3a8 RCX: ffffc9000da8c000
RDX: 0000000000040000 RSI: ffffffff819112bc RDI: ffff8881c390c3a8
RBP: ffffffff87ba9540 R08: ffff8881c944cb00 R09: ffffed1038721921
R10: ffff8881c390c907 R11: ffffed1038721920 R12: 1ffff110390abe1b
R13: 0000000000000000 R14: dffffc0000000000 R15: ffff8881c390c3d8
 sysfs_create_file include/linux/sysfs.h:577 [inline]
 device_create_file+0xe6/0x1d0 drivers/base/core.c:2054
 usbvision_create_sysfs drivers/staging/media/usbvision/usbvision-video.c:252 [inline]
 usbvision_probe.cold+0x1c14/0x1f21 drivers/staging/media/usbvision/usbvision-video.c:1535
 usb_probe_interface+0x310/0x800 drivers/usb/core/driver.c:374
 really_probe+0x290/0xac0 drivers/base/dd.c:525
 driver_probe_device+0x26b/0x3d0 drivers/base/dd.c:701
 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:807
 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431
 __device_attach+0x21a/0x390 drivers/base/dd.c:873
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0xb2b/0x1940 drivers/base/core.c:2680
 usb_set_configuration+0xed4/0x1850 drivers/usb/core/message.c:2032
 usb_generic_driver_probe+0x9d/0xe0 drivers/usb/core/generic.c:241
 usb_probe_device+0xd9/0x230 drivers/usb/core/driver.c:272
 really_probe+0x290/0xac0 drivers/base/dd.c:525
 driver_probe_device+0x26b/0x3d0 drivers/base/dd.c:701
 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:807
 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431
 __device_attach+0x21a/0x390 drivers/base/dd.c:873
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0xb2b/0x1940 drivers/base/core.c:2680
 usb_new_device.cold+0x5a2/0xfd9 drivers/usb/core/hub.c:2554
 hub_port_connect drivers/usb/core/hub.c:5208 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5348 [inline]
 port_event drivers/usb/core/hub.c:5494 [inline]
 hub_event+0x226d/0x43c0 drivers/usb/core/hub.c:5576
 process_one_work+0x965/0x1620 kernel/workqueue.c:2269
 process_scheduled_works kernel/workqueue.c:2331 [inline]
 worker_thread+0x7ab/0xe10 kernel/workqueue.c:2417
 kthread+0x352/0x460 kernel/kthread.c:291
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:351
Kernel Offset: disabled
Rebooting in 86400 seconds..