[Bug 1848231] [NEW] serial/parallel character devices created for the none-machine

[Philippe Mathieu-Daudé]

Public bug reported:

The none-machine can not be started unless using "-serial null":

qemu-system-x86_64 -machine none -nographic -monitor stdio
QEMU 3.1.1 monitor - type 'help' for more information
(qemu) qemu-system-x86_64: cannot use stdio by multiple character devices
qemu-system-x86_64: could not connect serial device to character backend 'stdio'
$

$ qemu-system-mips -machine none -nographic -serial null -monitor stdio
QEMU 4.1.50 monitor - type 'help' for more information
(qemu) info chardev
parallel0: filename=null
compat_monitor0: filename=stdio
serial0: filename=null
(qemu)

** Affects: qemu
     Importance: Undecided
         Status: New


** Tags: chardev

-- 
You received this bug notification because you are a member of qemu-
devel-ml, which is subscribed to QEMU.
https://bugs.launchpad.net/bugs/1848231

Title:
  serial/parallel character devices created for the none-machine

Status in QEMU:
  New

Bug description:
  The none-machine can not be started unless using "-serial null":

  qemu-system-x86_64 -machine none -nographic -monitor stdio
  QEMU 3.1.1 monitor - type 'help' for more information
  (qemu) qemu-system-x86_64: cannot use stdio by multiple character devices
  qemu-system-x86_64: could not connect serial device to character backend 
'stdio'
  $

  $ qemu-system-mips -machine none -nographic -serial null -monitor stdio
  QEMU 4.1.50 monitor - type 'help' for more information
  (qemu) info chardev
  parallel0: filename=null
  compat_monitor0: filename=stdio
  serial0: filename=null
  (qemu)

To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1848231/+subscriptions