linux-kernel - Re: PROBLEM: PPP and other serial port related application hangs in kernel space

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <201006141638.10734.maciej.rutecki@gmail.com>
Date:	Mon, 14 Jun 2010 16:38:10 +0200
From:	Maciej Rutecki <maciej.rutecki@...il.com>
To:	Ales Teska <ales.teska@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: PROBLEM: PPP and other serial port related application hangs in kernel space

On środa, 9 czerwca 2010 o 22:46:28 Ales Teska wrote:
> Hi all,
> 
> after upgrade of Linux kernel to version 2.6.34 I started to observe
>  following problem - ppp and other serial port related application
>  occasionally (in 1 hour or 1/10 ppp connections) 'hangs' (see description
>  bellow) rendering related serial device unusable. I backtracked this issue
>  to 2.6.32.15. Application remains in the condition marked as 'D' in 'ps'
>  output (waiting for result from kernel space, if I understand that
>  correctly); it stays in this condition forever. Moreover any other
>  application that tries to open same serial port hangs the same way.
> 
I created a Bugzilla entry at 
https://bugzilla.kernel.org/show_bug.cgi?id=16206
for your bug report, please add your address to the CC list in there, thanks!
-- 
Maciej Rutecki
http://www.maciek.unixy.pl
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/