You have been subscribed to a public bug:
When running EDK2 as payload for QEMU using KVM a crash occurs in the
VM:
$ qemu-system-riscv64 -M virt,acpi=off -accel kvm -m 4096 -nographic
-drive if=pflash,format=raw,unit=0,file=RISCV_VIRT_CODE.fd,readonly=on -drive
if=pflash,format=raw,unit=1,file=RISCV_VIRT_VARS.fd
!!!! RISCV64 Exception Type - 0000000000000002(EXCEPT_RISCV_ILLEGAL_INST) !!!!
t0 = 0x00000000083FFFB28 t1 = 0x00000000083238BC8
t2 = 0x00000000000000000 t3 = 0x00000000000000000
t4 = 0x00000000000000000 t5 = 0x00000000000000000
t6 = 0x00000000000000000 s0 = 0x00000000083FFFBC0
s1 = 0x00000000000000000 s2 = 0x00000000000000000
s3 = 0x00000000000000000 s4 = 0x00000000000000000
s5 = 0x00000000000000000 s6 = 0x00000000000000000
s7 = 0x00000000000000000 s8 = 0x00000000000000000
s9 = 0x00000000000000000 s10 = 0x00000000000000000
s11 = 0x00000000000000000 a0 = 0x0000000017E1DDD10
a1 = 0x00000000000000021 a2 = 0x0000000017E1B1A80
a3 = 0x00000000000000032 a4 = 0x00000000000000021
a5 = 0x00000000000000021 a6 = 0x000000000832391E0
a7 = 0x00000000083FFFA64 zero = 0x00000000000000000
ra = 0x0000000017E0AFA08 sp = 0x00000000000000004
gp = 0x00000000000000000 tp = 0x00000000000000000
sepc = 0x0000000017E0B0824 sstatus = 0x00000000200000120
stval = 0x000000000D20787D3
QEMU: Terminated
To reproduce the issue:
Run a Noble RISC-V virtual machine as described in
https://wiki.ubuntu.com/RISC-V/QEMU.
sudo apt-get update
sudo apt-get install qemu-efi-riscv64 qemu-system-misc
cp /usr/share/qemu-efi-riscv64/RISCV_VIRT_*.fd .
qemu-system-riscv64 \
-M virt,acpi=off -accel tcg -m 1024 \
-nographic \
-drive if=pflash,format=raw,unit=0,file=RISCV_VIRT_CODE.fd,readonly=on \
-drive if=pflash,format=raw,unit=1,file=RISCV_VIRT_VARS.fd
# In the EFI shell
reset -s
sudo modprobe kvm
sudo qemu-system-riscv64 \
-M virt,acpi=off -accel kvm -m 1024 \
-nographic \
-drive if=pflash,format=raw,unit=0,file=RISCV_VIRT_CODE.fd,readonly=on \
-drive if=pflash,format=raw,unit=1,file=RISCV_VIRT_VARS.fd
# A crash occurs
# RISCV64 Exception Type - 0000000000000002(EXCEPT_RISCV_ILLEGAL_INST)
# Terminate emulation with <CTRL+A><x>
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: qemu-efi-riscv64 2024.02-2
ProcVersionSignature: Ubuntu 6.8.0-31.31.1-generic 6.8.1
Uname: Linux 6.8.0-31-generic riscv64
ApportVersion: 2.28.1-0ubuntu2
Architecture: riscv64
CasperMD5CheckResult: unknown
CloudArchitecture: riscv64
CloudBuildName: server
CloudID: nocloud
CloudName: unknown
CloudPlatform: nocloud
CloudSerial: 20240423
CloudSubPlatform: seed-dir (/var/lib/cloud/seed/nocloud-net)
Date: Fri Aug 23 13:10:55 2024
Dependencies:
PackageArchitecture: all
ProcEnviron:
LANG=C.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=vt220
SourcePackage: edk2
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: linux-meta-riscv (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug cloud-image noble riscv64
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riscv64 EDK 2 crashes in KVM
https://bugs.launchpad.net/bugs/2077731
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which is subscribed to linux-meta-riscv in Ubuntu.
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