=====================================================
BUG: KMSAN: uninit-value in alauda_check_media+0x309/0x30e0 drivers/usb/storage/alauda.c:460
CPU: 0 PID: 17744 Comm: usb-storage Not tainted 5.10.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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:118
 __msan_warning+0x5f/0xa0 mm/kmsan/kmsan_instr.c:197
 alauda_check_media+0x309/0x30e0 drivers/usb/storage/alauda.c:460
 alauda_transport+0x18a/0x5a40 drivers/usb/storage/alauda.c:1137
 usb_stor_invoke_transport+0x100/0x29f0 drivers/usb/storage/transport.c:606
 usb_stor_transparent_scsi_command+0x5d/0x70 drivers/usb/storage/protocol.c:108
 usb_stor_control_thread+0x7b7/0xff0 drivers/usb/storage/usb.c:380
 kthread+0x51c/0x560 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296

Local variable ----status@alauda_check_media created at:
 alauda_check_media+0x8a/0x30e0 drivers/usb/storage/alauda.c:455
 alauda_check_media+0x8a/0x30e0 drivers/usb/storage/alauda.c:455
=====================================================
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 17744 Comm: usb-storage Tainted: G    B             5.10.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x21c/0x280 lib/dump_stack.c:118
 panic+0x4c8/0xea7 kernel/panic.c:231
 kmsan_report+0x1da/0x1e0 mm/kmsan/kmsan_report.c:141
 __msan_warning+0x5f/0xa0 mm/kmsan/kmsan_instr.c:197
 alauda_check_media+0x309/0x30e0 drivers/usb/storage/alauda.c:460
 alauda_transport+0x18a/0x5a40 drivers/usb/storage/alauda.c:1137
 usb_stor_invoke_transport+0x100/0x29f0 drivers/usb/storage/transport.c:606
 usb_stor_transparent_scsi_command+0x5d/0x70 drivers/usb/storage/protocol.c:108
 usb_stor_control_thread+0x7b7/0xff0 drivers/usb/storage/usb.c:380
 kthread+0x51c/0x560 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296
Kernel Offset: disabled
Rebooting in 86400 seconds..