linux-kernel - Re: Kernel Oops at tty_buffer_request_room when using pppd program (2.6.37-rc4)

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Date:	Wed, 8 Dec 2010 07:07:38 -0800
From:	Greg KH <gregkh@...e.de>
To:	baoyb <baoyb@...t.org.cn>
Cc:	linux-kernel@...r.kernel.org, alan@...ux.intel.com
Subject: Re: Kernel Oops at tty_buffer_request_room when using pppd program
 (2.6.37-rc4)

On Wed, Dec 08, 2010 at 09:55:09PM +0800, baoyb wrote:
> Hi All:
> 
> We are using a USB 3G card(HUAWEI e180) and wvdial+pppd(version
> 2.4.5) program. Sometimes kernel will crash when pppd disconnect the
> link. Our cpu platform is AMCC ppc405EX and kernel version is
> 2.6.37-rc4.

Can you try 2.6.37-rc5 and see if that fixed the issue?  A number of tty
fixes went in between those two versions that should have resolved this.

thanks,

greg k-h
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