From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52589) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1etxQv-0004t7-L3 for qemu-devel@nongnu.org; Thu, 08 Mar 2018 10:26:18 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1etxQq-0005I6-Jj for qemu-devel@nongnu.org; Thu, 08 Mar 2018 10:26:17 -0500 Date: Thu, 8 Mar 2018 16:26:03 +0100 From: Gerd Hoffmann Message-ID: <20180308152603.x6ysyb4vq5py67mb@sirius.home.kraxel.org> References: <7c67e799-f4d8-6bf5-004e-6e1106fe053a@de.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7c67e799-f4d8-6bf5-004e-6e1106fe053a@de.ibm.com> Subject: Re: [Qemu-devel] qemu crashes with vnc and multiple outputs + console redirection List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Christian Borntraeger Cc: qemu-devel , qemu-s390x Hi, > I am playing with the virtio-gpu support on s390 and for that I also wanted to multiplex > the existing consoles. > So I basically used the max_outputs=2 of virtio gpu to be able > to switch with ctrl+alt+1 and 3 between the virtio gpu and the sclplm console. Why max_outputs=2? Do you want two fbdev devices? > -chardev pty,id=charconsole0 -device sclpconsole,chardev=charconsole0,id=console0 > -chardev vc,id=charconsole1 -device sclplmconsole,chardev=charconsole1,id=console1 > -device virtio-keyboard-ccw,id=input0,devno=fe.0.0001 > -vnc 0.0.0.0:0 > -k en-us > -device virtio-gpu-ccw,id=video0,max_outputs=2,devno=fe.0.0008 > > > This seems to work fine, vrtio-gpu is on 1 and sclplm is on 3. Problem is, > when I randomly do ctrl+alt+[^1..9] sooner or later qemu crashes with Any chance this is ctrl-alt-2 ? cheers, Gerd