dvb-usb: did not find the firmware file 'dvb-usb-s630.fw' (status -2). You can use <kernel_dir>/scripts/get_dvb_firmware to get the firmware
dvb-usb: found a 'TeVii S630 USB' in cold state, will try to load a firmware
usb 6-1: Direct firmware load for dvb-usb-s630.fw failed with error -2
usb 6-1: Falling back to sysfs fallback for: dvb-usb-s630.fw
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5970 at drivers/base/firmware_loader/fallback.c:148 fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline]
WARNING: CPU: 0 PID: 5970 at drivers/base/firmware_loader/fallback.c:148 firmware_fallback_sysfs+0x6d3/0xbe0 drivers/base/firmware_loader/fallback.c:238
Modules linked in:
CPU: 0 UID: 0 PID: 5970 Comm: kworker/0:9 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: usb_hub_wq hub_event
RIP: 0010:fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline]
RIP: 0010:firmware_fallback_sysfs+0x6d3/0xbe0 drivers/base/firmware_loader/fallback.c:238
Code: 80 fb e9 da f9 ff ff e8 eb 85 a1 fb e8 e6 87 67 fb 31 ff 89 c3 89 c6 e8 1b 81 a1 fb 85 db 0f 84 17 fb ff ff e8 ce 85 a1 fb 90 <0f> 0b 90 48 c7 c6 a0 34 43 8c 4c 89 e2 4c 89 f7 e8 88 1c f9 ff e9
RSP: 0018:ffffc9000486ed18 EFLAGS: 00010287
RAX: 00000000000b0314 RBX: 00000000fffffff5 RCX: ffffc9001b710000
RDX: 0000000000100000 RSI: ffffffff8619fd72 RDI: 0000000000000005
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000fffffff5 R11: 0000000000002c10 R12: ffffffff8c9b9f00
R13: ffff88805a13da40 R14: ffff88807934e0b0 R15: 0000000000001770
FS:  0000000000000000(0000) GS:ffff888124719000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2bc394 CR3: 0000000032ee3000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 _request_firmware+0xfe9/0x1470 drivers/base/firmware_loader/main.c:906
 request_firmware+0x35/0x50 drivers/base/firmware_loader/main.c:957
 dvb_usb_download_firmware+0x9c/0x270 drivers/media/usb/dvb-usb/dvb-usb-firmware.c:93
 dvb_usb_device_init+0xa0e/0x2070 drivers/media/usb/dvb-usb/dvb-usb-init.c:298
 dw2102_probe+0xc2/0x240 drivers/media/usb/dvb-usb/dw2102.c:2596
 usb_probe_interface+0x303/0xa40 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:581 [inline]
 really_probe+0x23e/0xa90 drivers/base/dd.c:659
 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:801
 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:831
 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:959
 bus_for_each_drv+0x156/0x1e0 drivers/base/bus.c:462
 __device_attach+0x1e4/0x4b0 drivers/base/dd.c:1031
 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537
 device_add+0x1148/0x1a70 drivers/base/core.c:3689
 usb_set_configuration+0x1187/0x1e20 drivers/usb/core/message.c:2210
 usb_generic_driver_probe+0xb1/0x110 drivers/usb/core/generic.c:250
 usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:291
 call_driver_probe drivers/base/dd.c:581 [inline]
 really_probe+0x23e/0xa90 drivers/base/dd.c:659
 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:801
 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:831
 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:959
 bus_for_each_drv+0x156/0x1e0 drivers/base/bus.c:462
 __device_attach+0x1e4/0x4b0 drivers/base/dd.c:1031
 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537
 device_add+0x1148/0x1a70 drivers/base/core.c:3689
 usb_new_device+0xd07/0x1a60 drivers/usb/core/hub.c:2694
 hub_port_connect drivers/usb/core/hub.c:5566 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5706 [inline]
 port_event drivers/usb/core/hub.c:5870 [inline]
 hub_event+0x2f34/0x4fe0 drivers/usb/core/hub.c:5952
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3321 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402
 kthread+0x3c5/0x780 kernel/kthread.c:464
 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>