Re: [syzbot] BUG: sleeping function called from invalid context in hci_cmd_sync_cancel

[syzbot]

syzbot has bisected this issue to:

commit c97a747efc93f94a4ad6c707972dfbf8d774edf9
Author: Benjamin Berg <bberg@xxxxxxxxxx>
Date:   Fri Dec 3 14:59:02 2021 +0000

    Bluetooth: btusb: Cancel sync commands for certain URB errors

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=10a0fdc5b00000
start commit:   4eee8d0b64ec Add linux-next specific files for 20211208
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=12a0fdc5b00000
console output: https://syzkaller.appspot.com/x/log.txt?x=14a0fdc5b00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=20b74d9da4ce1ef1
dashboard link: https://syzkaller.appspot.com/bug?extid=485cc00ea7cf41dfdbf1
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13e7e955b00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10ed3641b00000

Reported-by: syzbot+485cc00ea7cf41dfdbf1@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: c97a747efc93 ("Bluetooth: btusb: Cancel sync commands for certain URB errors")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection