linux-kernel - Re: [Question] does there have another fix for ldisc crash instead of "tty: Fix ldisc crash on reopened tty" ?

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Date:   Wed, 29 Nov 2017 16:30:16 +0800
From:   Tan Xiaojun <tanxiaojun@...wei.com>
To:     Greg KH <gregkh@...uxfoundation.org>
CC:     <peter@...leysoftware.com>, <dvyukov@...gle.com>,
        <sfr@...b.auug.org.au>, <mpatocka@...hat.com>, <mikey@...ling.org>,
        "linux-kernel@...r.kernel.org >> LKML" <linux-kernel@...r.kernel.org>
Subject: Re: [Question] does there have another fix for ldisc crash instead of
 "tty: Fix ldisc crash on reopened tty" ?

On 2017/11/29 16:02, Greg KH wrote:
> On Wed, Nov 29, 2017 at 03:57:51PM +0800, Tan Xiaojun wrote:
>> Hi, all,
>>
>> 	I test in a Arm64 fpga board (Hisilicon D06 fpga) with kernel-stable-4.14.2, then I get a panic log attached in the end.
>>
>> 	I found this problem try to be fixed before by the patch "tty: Fix ldisc crash on reopened tty", and it was reverted
>> 	shortly thereafter because of conflicting with another patch and may not fix completely.
>>
>> 	But this problem is still here. Are there any better fixed patch now ?
> 
> Nope, care to work on one?
> 
> thanks,
> 
> greg k-h
> 

Thank you for your reply so soon.
I am not familiar with this codes, so ... I can try ...

Thanks.
Xiaojun.

> .
>