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[Bug 1906180] Re: Keyboard keys get stuck

From: Daniel Berrange
Subject: [Bug 1906180] Re: Keyboard keys get stuck
Date: Tue, 01 Dec 2020 18:13:54 -0000

Can you confirm whether you are executing QEMU on your local
desktop/laptop machine, or remotely over SSH with X11-forwarding, or
over a remote VNC server, etc ? In the remote cases stuck keys is
somewhat of a known problem especially if latency is bad

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  Keyboard keys get stuck

Status in QEMU:

Bug description:
  Keyboard keys get "stuck" quite often, on certain Linux guests at
  least, and start repeating themselves until another key is pressed.
  This is especially noticeable with key combinations like Ctrl+V for
  pasting. When it happens, you get the pasted text and

  This bug has been present for quite some time but I don't remember any
  specific version that had it first.

  QEMU version: 5.1.0
  Guest: Debian stable 64-bit (live), with Gnome desktop (may occur with other 
Linux guests too)
  Host: Arch Linux with KDE desktop (X11, wayland not tested); both default and 
hardened kernel tested

  QEMU start command:
  qemu-system-x86_64 -enable-kvm -m 6G -cpu host -smp 3 -cdrom debian.iso -boot 
d -vga std

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