dvb-usb: did not find the firmware file 'dvb-usb-az6027-03.fw' (status -2). You can use /scripts/get_dvb_firmware to get the firmware dvb_usb_az6027 3-1:2.75: probe with driver dvb_usb_az6027 failed with error -2 dvb-usb: found a 'AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)' in cold state, will try to load a firmware usb 3-1: Direct firmware load for dvb-usb-az6027-03.fw failed with error -2 usb 3-1: Falling back to sysfs fallback for: dvb-usb-az6027-03.fw ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5955 at drivers/base/firmware_loader/fallback.c:148 fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline] WARNING: CPU: 1 PID: 5955 at drivers/base/firmware_loader/fallback.c:148 firmware_fallback_sysfs+0x782/0x9e0 drivers/base/firmware_loader/fallback.c:238 Modules linked in: CPU: 1 UID: 0 PID: 5955 Comm: kworker/1:14 Not tainted 6.11.0-syzkaller-07337-g2004cef11ea0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 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+0x782/0x9e0 drivers/base/firmware_loader/fallback.c:238 Code: 1c 24 e9 4d fc ff ff e8 3c c8 99 fb c6 05 71 32 0b 0a 01 48 c7 c7 40 20 87 8c e8 19 26 c1 05 e9 72 fc ff ff e8 1f c8 99 fb 90 <0f> 0b 90 48 89 df 48 c7 c6 20 21 87 8c 4c 89 ea e8 99 98 c3 05 e9 RSP: 0018:ffffc90008f36910 EFLAGS: 00010283 RAX: ffffffff85faf701 RBX: ffff888063d8f0a8 RCX: 0000000000100000 RDX: ffffc900152f4000 RSI: 0000000000077f12 RDI: 0000000000077f13 RBP: 000000000000003c R08: ffffffff85faf110 R09: 1ffffffff2849efe R10: dffffc0000000000 R11: fffffbfff2849eff R12: 00000000fffffff5 R13: ffffffff8cd13da0 R14: 0000000000000001 R15: 0000000000001770 FS: 0000000000000000(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f61ed761060 CR3: 000000000e734000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: _request_firmware+0xcf5/0x12b0 drivers/base/firmware_loader/main.c:914 request_firmware+0x36/0x50 drivers/base/firmware_loader/main.c:963 dvb_usb_download_firmware+0xd7/0x300 drivers/media/usb/dvb-usb/dvb-usb-firmware.c:93 dvb_usb_device_init+0xe7f/0x2620 drivers/media/usb/dvb-usb/dvb-usb-init.c:298 usb_probe_interface+0x645/0xbb0 drivers/usb/core/driver.c:399 really_probe+0x2b8/0xad0 drivers/base/dd.c:657 __driver_probe_device+0x1a2/0x390 drivers/base/dd.c:799 driver_probe_device+0x50/0x430 drivers/base/dd.c:829 __device_attach_driver+0x2d6/0x530 drivers/base/dd.c:957 bus_for_each_drv+0x24e/0x2e0 drivers/base/bus.c:457 __device_attach+0x333/0x520 drivers/base/dd.c:1029 bus_probe_device+0x189/0x260 drivers/base/bus.c:532 device_add+0x856/0xbf0 drivers/base/core.c:3682 usb_set_configuration+0x1976/0x1fb0 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0x88/0x140 drivers/usb/core/generic.c:254 usb_probe_device+0x1b8/0x380 drivers/usb/core/driver.c:294 really_probe+0x2b8/0xad0 drivers/base/dd.c:657 __driver_probe_device+0x1a2/0x390 drivers/base/dd.c:799 driver_probe_device+0x50/0x430 drivers/base/dd.c:829 __device_attach_driver+0x2d6/0x530 drivers/base/dd.c:957 bus_for_each_drv+0x24e/0x2e0 drivers/base/bus.c:457 __device_attach+0x333/0x520 drivers/base/dd.c:1029 bus_probe_device+0x189/0x260 drivers/base/bus.c:532 device_add+0x856/0xbf0 drivers/base/core.c:3682 usb_new_device+0x104a/0x19a0 drivers/usb/core/hub.c:2651 hub_port_connect drivers/usb/core/hub.c:5521 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x2d6d/0x5150 drivers/usb/core/hub.c:5903 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244