linux-kernel - Re: [BUG] tty: serial: possible deadlock in uart_remove_one_port() and uart

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Message-ID: <YfUPlYwoWpMjhvpR@kroah.com>
Date:   Sat, 29 Jan 2022 10:57:41 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Jia-Ju Bai <baijiaju1990@...il.com>
Cc:     jirislaby@...nel.org, linux-serial@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [BUG] tty: serial: possible deadlock in uart_remove_one_port()
 and uart_hangup()

On Sat, Jan 29, 2022 at 05:34:05PM +0800, Jia-Ju Bai wrote:
> Hello,
> 
> My static analysis tool reports a possible deadlock in the tty driver in
> Linux 5.10:

5.10 was released over a year ago and over 100 thousand changes ago.
Please redo your check on 5.16 at the oldest.

thanks,

greg k-h