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id = 2573
title = "RISC-V: Executing floating point instruction in VS mode under KVM acceleration leads to crash"
state = "opened"
created_at = "2024-09-15T21:37:06.474Z"
closed_at = "n/a"
labels = ["target: riscv"]
url = "https://gitlab.com/qemu-project/qemu/-/issues/2573"
host-os = "Ubuntu 24.10"
host-arch = "riscv64"
qemu-version = "9.0.2+ds-4ubuntu5"
guest-os = "n/a"
guest-arch = "riscv64"
description = """Executing `fcvt.d.w fa5,a5` in VS mode leads to crash."""
reproduce = """1. Download the Ubuntu 24.10 image https://cdimage.ubuntu.com/ubuntu-server/daily-preinstalled/current/oracular-preinstalled-server-riscv64.img.xz
2. On your amd64 system launch a VM using -accel tcg
3. Inside the VM launch a new VM using -accel kvm with the payload mentioned above"""
additional = """For more details see https://bugs.launchpad.net/ubuntu/+source/edk2/+bug/2077731"""
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