usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: config 0 descriptor??
dvb-usb: found a 'Genpix 8PSK-to-USB2 Rev.1 DVB-S receiver' in warm state.
gp8psk: usb in 128 operation failed.
=====================================================
BUG: KMSAN: uninit-value in gp8psk_power_ctrl+0x4dc/0x1740 drivers/media/usb/dvb-usb/gp8psk.c:190
CPU: 0 PID: 2078 Comm: kworker/0:2 Not tainted 5.10.0-rc4-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+0x21c/0x280 lib/dump_stack.c:118
 kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
 __msan_warning+0x5f/0xa0 mm/kmsan/kmsan_instr.c:197
 gp8psk_power_ctrl+0x4dc/0x1740 drivers/media/usb/dvb-usb/gp8psk.c:190
 dvb_usb_device_power_ctrl drivers/media/usb/dvb-usb/dvb-usb-init.c:236 [inline]
 dvb_usb_init drivers/media/usb/dvb-usb/dvb-usb-init.c:170 [inline]
 dvb_usb_device_init+0x1700/0x3370 drivers/media/usb/dvb-usb/dvb-usb-init.c:287
 gp8psk_usb_probe+0xa2/0x1a0 drivers/media/usb/dvb-usb/gp8psk.c:304
 usb_probe_interface+0xfcc/0x1520 drivers/usb/core/driver.c:396
 really_probe+0xebd/0x2420 drivers/base/dd.c:558
 driver_probe_device+0x29d/0x3a0 drivers/base/dd.c:738
 __device_attach_driver+0x63f/0x830 drivers/base/dd.c:844
 bus_for_each_drv+0x2c8/0x3f0 drivers/base/bus.c:431
 __device_attach+0x56a/0x890 drivers/base/dd.c:912
 device_initial_probe+0x4a/0x60 drivers/base/dd.c:959
 bus_probe_device+0x17e/0x3d0 drivers/base/bus.c:491
 device_add+0x397e/0x3f00 drivers/base/core.c:2936
 usb_set_configuration+0x39a2/0x4000 drivers/usb/core/message.c:2159
 usb_generic_driver_probe+0x138/0x300 drivers/usb/core/generic.c:238
 usb_probe_device+0x317/0x570 drivers/usb/core/driver.c:293
 really_probe+0xebd/0x2420 drivers/base/dd.c:558
 driver_probe_device+0x29d/0x3a0 drivers/base/dd.c:738
 __device_attach_driver+0x63f/0x830 drivers/base/dd.c:844
 bus_for_each_drv+0x2c8/0x3f0 drivers/base/bus.c:431
 __device_attach+0x56a/0x890 drivers/base/dd.c:912
 device_initial_probe+0x4a/0x60 drivers/base/dd.c:959
 bus_probe_device+0x17e/0x3d0 drivers/base/bus.c:491
 device_add+0x397e/0x3f00 drivers/base/core.c:2936
 usb_new_device+0x1bd4/0x2a30 drivers/usb/core/hub.c:2554
 hub_port_connect drivers/usb/core/hub.c:5222 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5362 [inline]
 port_event drivers/usb/core/hub.c:5508 [inline]
 hub_event+0x5b99/0x8870 drivers/usb/core/hub.c:5590
 process_one_work+0x1219/0x1fe0 kernel/workqueue.c:2272
 worker_thread+0x123c/0x2730 kernel/workqueue.c:2418
 kthread+0x51c/0x560 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296

Local variable ----status@gp8psk_power_ctrl created at:
 gp8psk_power_ctrl+0x62/0x1740 drivers/media/usb/dvb-usb/gp8psk.c:185
 gp8psk_power_ctrl+0x62/0x1740 drivers/media/usb/dvb-usb/gp8psk.c:185
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