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id = 2637
title = "ubuntu 22.04 virtio-vga-gl notwork"
state = "opened"
created_at = "2024-10-24T05:23:19.995Z"
closed_at = "n/a"
labels = ["device:graphics", "device:virtio"]
url = "https://gitlab.com/qemu-project/qemu/-/issues/2637"
host-os = "- OS/kernel version:"
host-arch = "- QEMU flavor:"
qemu-version = "- QEMU command line:"
guest-os = "- OS/kernel version:"
guest-arch = "## Description of problem"
description = """"""
reproduce = """1.qemu-system-x86_64 \\
-m 2048 \\
-smp 2 \\
-hda /home/perilla/virt/redroid.qcow2 \\
-boot d \\
-net nic -net user,hostfwd=tcp::1122-:22,hostfwd=tcp::19000-:9000,hostfwd=tcp::15555-:5555 \\
-vnc :0 \\
-device virtio-vga-gl \\
-display sdl,gl=on \\
-enable-kvm
the machine can't startup normally
host console output:
qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]\\n
qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]\\n
gl_version 46 - core profile enabled\\n
after`gl_version` line, startup prograss stopped![image]
vm console output:
it seems different every startup progress
first time:
{width=764 height=467}
second time:
{width=780 height=415}
2.
3."""
additional = """when I use -device virtio-gpu, it works fine
qemu-system-x86_64 \\
-m 2048 \\
-smp 2 \\
-hda /home/username/virt/redroid.qcow2 \\
-boot d \\
-net nic -net user,hostfwd=tcp::1122-:22,hostfwd=tcp::19000-:9000,hostfwd=tcp::15555-:5555 \\
-vnc :0 \\
-device virtio-gpu \\
-display sdl,gl=on \\
-enable-kvm \\
-device qxl
host console output:\\n
qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]\\n
qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]\\n"""
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