linux-kernel - Re: linux-v3.5-rc1: start of a user mode linux produces a core file

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Message-ID: <CAFLxGvwn+SDRy7-FuOwuoKYqDCPjrPA=8HQ7r+kqxe9Zk5R_hA@mail.gmail.com>
Date:	Sun, 3 Jun 2012 11:41:04 +0200
From:	richard -rw- weinberger <richard.weinberger@...il.com>
To:	Toralf Förster <toralf.foerster@....de>
Cc:	user-mode-linux-user@...ts.sourceforge.net,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Al Viro <viro@...iv.linux.org.uk>
Subject: Re: linux-v3.5-rc1: start of a user mode linux produces a core file

On Sun, Jun 3, 2012 at 11:35 AM, Toralf Förster <toralf.foerster@....de> wrote:
> Whenever I start an UML image, I get a core file (nevertheless the UML
> starts up fine).
>
> The gdb back trace is :
>
>
> Core was generated by `/usr/local/bin/linux-v3.5-rc1 earlyprintk
> ubda=/home/tfoerste/virtual/uml/gento'.
> Program terminated with signal 11, Segmentation fault.
> #0  0x0808e1c4 in sigsuspend (set=0x21b16f48) at kernel/signal.c:3258
> 3258            current->saved_sigmask = current->blocked;
> (gdb) bt
> #0  0x0808e1c4 in sigsuspend (set=0x21b16f48) at kernel/signal.c:3258
> #1  0x08063a30 in winch_thread (arg=0x219c3c58) at
> arch/um/drivers/chan_user.c:210
> #2  0xb77303ee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Al and I currently working on -rc1.
There are TTY and signal issues.

Stay tuned.

-- 
Thanks,
//richard
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