From: "Toralf Förster" <toralf.foerster@gmx.de>
To: richard -rw- weinberger <richard.weinberger@gmail.com>
Cc: UML devel <user-mode-linux-devel@lists.sourceforge.net>
Subject: Re: [uml-devel] difference of a shell script versus command line WRT "winch_thread : TIOCSCTTY failed on fd 1 err = 1"
Date: Sun, 22 Sep 2013 10:27:43 +0200 [thread overview]
Message-ID: <523EA9FF.60804@gmx.de> (raw)
In-Reply-To: <CAFLxGvyw7j_xGpk0F-DLLhxJFEXUjW_Jc0ggKySmRe0NszDAuw@mail.gmail.com>
On 09/22/2013 08:52 AM, richard -rw- weinberger wrote:
> On Mon, Sep 16, 2013 at 10:04 PM, Toralf Förster <toralf.foerster@gmx.de> wrote:
>> If I run the following script
>>
>> $> cat l.sh
>> #!/bin/sh
>> #
>>
>> /usr/local/bin/linux-v3.11-8718-g0fb5ca1 earlyprintk ubda=/home/tfoerste/virtual/uml/n22unst4 ubdb=/mnt/ramdisk/n22unst4_swap eth0=tuntap,tap2,72:ef:3d:5d:d3:db mem=1025M con0=fd:0,fd:1 con=pts umid=uml_n22unst4 rootfstype=ext4
>>
>>
>> then during start of the UML I get
>>
>> ...
>> Netdevice 0 (72:ef:3d:5d:d3:db) :
>> TUN/TAP backend -
>> winch_thread : TIOCSCTTY failed on fd 1 err = 1
>
> Hmm, that's a regression introduced by:
> commit 250127216dd6635f5730752d7444bdec992aecb0
> Author: Richard Weinberger <richard@nod.at>
> Date: Sun Aug 18 13:30:09 2013 +0200
>
> um: Run UML in it's own session.
>
> If UML is not run by a shell it can happen that UML
> will kill unrelated proceses upon a fatal exit because
> it issues a kill(0, ...).
> To prevent such oddities we create a new session in main().
>
> Reported-and-tested-by: Richard W.M. Jones <rjones@redhat.com>
> Signed-off-by: Richard Weinberger <richard@nod.at>
>
>
> The winch-thread also has it's own session, this seems to be to an issue.
>
sure - I can reproduce it with linux-v3.11-8718-g0fb5ca1 , which doesn't contain that commit, or ?
--
MfG/Sincerely
Toralf Förster
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next prev parent reply other threads:[~2013-09-22 8:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-16 20:04 [uml-devel] difference of a shell script versus command line WRT "winch_thread : TIOCSCTTY failed on fd 1 err = 1" Toralf Förster
2013-09-22 6:52 ` richard -rw- weinberger
2013-09-22 8:27 ` Toralf Förster [this message]
2013-09-22 9:20 ` Toralf Förster
2013-09-22 10:32 ` Richard Weinberger
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