dvb-usb: bulk message failed: -71 (9/0) dvb-usb: bulk message failed: -71 (6/0) dvb-usb: bulk message failed: -71 (9/0) dvb-usb: bulk message failed: -71 (6/0) dvb-usb: bulk message failed: -71 (9/0) dvb-usb: bulk message failed: -71 (6/0) dvb-usb: bulk message failed: -71 (9/0) dvb-usb: bulk message failed: -71 (9/0) ------------[ cut here ]------------ 1 WARNING: drivers/media/i2c/cx25840/cx25840-core.c:2313 at cx25840_init drivers/media/i2c/cx25840/cx25840-core.c:2313 [inline], CPU#0: kworker/0:0/9 WARNING: drivers/media/i2c/cx25840/cx25840-core.c:2313 at cx25840_init+0x90/0x120 drivers/media/i2c/cx25840/cx25840-core.c:2288, CPU#0: kworker/0:0/9 Modules linked in: CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 PREEMPT(lazy) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Workqueue: usb_hub_wq hub_event RIP: 0010:cx25840_init drivers/media/i2c/cx25840/cx25840-core.c:2313 [inline] RIP: 0010:cx25840_init+0x90/0x120 drivers/media/i2c/cx25840/cx25840-core.c:2288 Code: 74 08 3c 03 0f 8e 95 00 00 00 8b 83 f8 02 00 00 bf 03 00 00 00 8d 68 fc 89 ee e8 4b 75 38 fc 83 fd 03 76 19 e8 d1 7a 38 fc 90 <0f> 0b 90 e8 c8 7a 38 fc 31 c0 5b 5d 41 5c c3 cc cc cc cc e8 b8 7a RSP: 0018:ffffc9000009ee50 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888121c49040 RCX: 0000000000000000 RDX: ffff888101e85ac0 RSI: ffffffff857c6d9f RDI: ffff888101e85ac0 RBP: 00000000fffffffd R08: 0000000000000005 R09: 0000000000000003 R10: 00000000fffffffd R11: 00000000000059bb R12: 00000000000ac8aa R13: ffff888121c49040 R14: 0000000000000000 R15: ffffc9000009eed0 FS: 0000000000000000(0000) GS:ffff8882683e8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9fede73e9c CR3: 000000011db40000 CR4: 00000000003506f0 Call Trace: cxusb_medion_register_analog_subdevs drivers/media/usb/dvb-usb/cxusb-analog.c:1730 [inline] cxusb_medion_register_analog+0x359/0x1280 drivers/media/usb/dvb-usb/cxusb-analog.c:1793 cxusb_probe.cold+0x61/0xc2 drivers/media/usb/dvb-usb/cxusb.c:1615 usb_probe_interface+0x386/0x9b0 drivers/usb/core/driver.c:399 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x210/0x460 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3776 usb_set_configuration+0xd97/0x1c60 drivers/usb/core/message.c:2268 usb_generic_driver_probe+0xa1/0xe0 drivers/usb/core/generic.c:250 usb_probe_device+0xef/0x400 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x210/0x460 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3776 usb_new_device.part.0+0xcc2/0x1686 drivers/usb/core/hub.c:2708 usb_new_device drivers/usb/core/hub.c:5833 [inline] hub_port_connect drivers/usb/core/hub.c:5580 [inline] hub_port_connect_change drivers/usb/core/hub.c:5720 [inline] port_event drivers/usb/core/hub.c:5884 [inline] hub_event.cold+0x51a/0xe9d drivers/usb/core/hub.c:5966 process_one_work+0xac7/0x1b10 kernel/workqueue.c:3387 process_scheduled_works kernel/workqueue.c:3470 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3551 kthread+0x373/0x450 kernel/kthread.c:436 ret_from_fork+0x69f/0xc90 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245