usb 1-1: device firmware changed
ieee80211 phy11: rt2x00usb_vendor_request: Error - Vendor Request 0x09 failed for offset 0x0000 with error -19
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BUG: KMSAN: uninit-value in rt2500usb_regbusy_read drivers/net/wireless/ralink/rt2x00/rt2500usb.c:105 [inline]
BUG: KMSAN: uninit-value in rt2500usb_bbp_read+0x19f/0x7e0 drivers/net/wireless/ralink/rt2x00/rt2500usb.c:161
CPU: 0 PID: 8742 Comm: kworker/0:3 Not tainted 5.9.0-rc8-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+0xf7/0x1e0 mm/kmsan/kmsan_report.c:122
 __msan_warning+0x55/0x90 mm/kmsan/kmsan_instr.c:201
 rt2500usb_regbusy_read drivers/net/wireless/ralink/rt2x00/rt2500usb.c:105 [inline]
 rt2500usb_bbp_read+0x19f/0x7e0 drivers/net/wireless/ralink/rt2x00/rt2500usb.c:161
 rt2500usb_validate_eeprom drivers/net/wireless/ralink/rt2x00/rt2500usb.c:1376 [inline]
 rt2500usb_probe_hw+0x492/0x26d0 drivers/net/wireless/ralink/rt2x00/rt2500usb.c:1753
 rt2x00lib_probe_dev+0xc12/0x35c0 drivers/net/wireless/ralink/rt2x00/rt2x00dev.c:1413
 rt2x00usb_probe+0x7b5/0xf70 drivers/net/wireless/ralink/rt2x00/rt2x00usb.c:839
 rt2500usb_probe+0x50/0x60 drivers/net/wireless/ralink/rt2x00/rt2500usb.c:1966
 usb_probe_interface+0xfcc/0x1520 drivers/usb/core/driver.c:396
 really_probe+0xebd/0x2420 drivers/base/dd.c:557
 driver_probe_device+0x293/0x390 drivers/base/dd.c:738
 __device_attach_driver+0x63f/0x830 drivers/base/dd.c:844
 bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431
 __device_attach+0x538/0x860 drivers/base/dd.c:912
 device_initial_probe+0x4a/0x60 drivers/base/dd.c:959
 bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491
 device_add+0x3be7/0x4170 drivers/base/core.c:2926
 usb_set_configuration+0x36ff/0x3de0 drivers/usb/core/message.c:2025
 usb_generic_driver_probe+0x138/0x300 drivers/usb/core/generic.c:240
 usb_probe_device+0x317/0x570 drivers/usb/core/driver.c:293
 really_probe+0xebd/0x2420 drivers/base/dd.c:557
 driver_probe_device+0x293/0x390 drivers/base/dd.c:738
 __device_attach_driver+0x63f/0x830 drivers/base/dd.c:844
 bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431
 __device_attach+0x538/0x860 drivers/base/dd.c:912
 device_initial_probe+0x4a/0x60 drivers/base/dd.c:959
 bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491
 device_add+0x3be7/0x4170 drivers/base/core.c:2926
 usb_new_device+0x1bd6/0x2a30 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+0x59c8/0x85d0 drivers/usb/core/hub.c:5576
 process_one_work+0x1224/0x20a0 kernel/workqueue.c:2269
 worker_thread+0x10cc/0x2740 kernel/workqueue.c:2415
 kthread+0x51c/0x560 kernel/kthread.c:293
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294

Local variable ----reg.i.i@rt2500usb_bbp_read created at:
 rt2500usb_register_read_lock drivers/net/wireless/ralink/rt2x00/rt2500usb.c:151 [inline]
 rt2500usb_regbusy_read drivers/net/wireless/ralink/rt2x00/rt2500usb.c:104 [inline]
 rt2500usb_bbp_read+0x98/0x7e0 drivers/net/wireless/ralink/rt2x00/rt2500usb.c:161
 rt2500usb_register_read_lock drivers/net/wireless/ralink/rt2x00/rt2500usb.c:151 [inline]
 rt2500usb_regbusy_read drivers/net/wireless/ralink/rt2x00/rt2500usb.c:104 [inline]
 rt2500usb_bbp_read+0x98/0x7e0 drivers/net/wireless/ralink/rt2x00/rt2500usb.c:161
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