Right, an L1 line of : ./x86_64-softmmu/qemu-system-x86_64 -M q35,accel=kvm -cpu host
does trigger it for me.
My L0 is:
/usr/bin/qemu-system-x86_64 -machine accel=kvm -name guest=fedora29,debug-threads=on -S -object secret,id=masterKey0,format=raw,file=/home/dgilbert/.config/libvirt/qemu/lib/domain-1-fedora29/master-key.aes -machine pc-q35-3.0,accel=kvm,usb=off,vmport=off,dump-guest-core=off -cpu Skylake-Client-IBRS,ss=on,vmx=on,hypervisor=on,tsc_adjust=on,clflushopt=on,ssbd=on,xsaves=on,pdpe1gb=on -m 4096 -realtime mlock=off -smp 4,sockets=4,cores=1,threads=1 -uuid d070c898-4323-46f6-b8c2-566061a2f88d -no-user-config -nodefaults -chardev socket,id=charmonitor,fd=27,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc,driftfix=slew -global kvm-pit.lost_tick_policy=delay -no-hpet -no-shutdown -global ICH9-LPC.disable_s3=1 -global ICH9-LPC.disable_s4=1 -boot strict=on -device pcie-root-port,port=0x10,chassis=1,id=pci.1,bus=pcie.0,multifunction=on,addr=0x2 -device pcie-root-port,port=0x11,chassis=2,id=pci.2,bus=pcie.0,addr=0x2.0x1 -device pcie-root-port,port=0x12,chassis=3,id=pci.3,bus=pcie.0,addr=0x2.0x2 -device pcie-root-port,port=0x13,chassis=4,id=pci.4,bus=pcie.0,addr=0x2.0x3 -device pcie-root-port,port=0x14,chassis=5,id=pci.5,bus=pcie.0,addr=0x2.0x4 -device pcie-root-port,port=0x15,chassis=6,id=pci.6,bus=pcie.0,addr=0x2.0x5 -device pcie-root-port,port=0x16,chassis=7,id=pci.7,bus=pcie.0,addr=0x2.0x6 -device qemu-xhci,p2=15,p3=15,id=usb,bus=pci.2,addr=0x0 -device virtio-serial-pci,id=virtio-serial0,bus=pci.3,addr=0x0 -drive file=/home/vmimages/fedora29.qcow2,format=qcow2,if=none,id=drive-virtio-disk0 -device virtio-blk-pci,scsi=off,bus=pci.4,addr=0x0,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -drive if=none,id=drive-sata0-0-0,media=cdrom,readonly=on -device ide-cd,bus=ide.0,drive=drive-sata0-0-0,id=sata0-0-0 -netdev user,id=hostnet0 -device virtio-net-pci,netdev=hostnet0,id=net0,mac=52:54:00:c3:dc:36,bus=pci.1,addr=0x0 -chardev pty,id=charserial0 -device isa-serial,chardev=charserial0,id=serial0 -chardev socket,id=charchannel0,fd=29,server,nowait -device virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=org.qemu.guest_agent.0 -chardev spicevmc,id=charchannel1,name=vdagent -device virtserialport,bus=virtio-serial0.0,nr=2,chardev=charchannel1,id=channel1,name=com.redhat.spice.0 -device usb-tablet,id=input0,bus=usb.0,port=1 -spice port=5900,addr=127.0.0.1,disable-ticketing,image-compression=off,seamless-migration=on -device virtio-vga,id=video0,max_outputs=1,bus=pcie.0,addr=0x1 -device ich9-intel-hda,id=sound0,bus=pcie.0,addr=0x1b -device hda-duplex,id=sound0-codec0,bus=sound0.0,cad=0 -chardev spicevmc,id=charredir0,name=usbredir -device usb-redir,chardev=charredir0,id=redir0,bus=usb.0,port=2 -chardev spicevmc,id=charredir1,name=usbredir -device usb-redir,chardev=charredir1,id=redir1,bus=usb.0,port=3 -device virtio-balloon-pci,id=balloon0,bus=pci.5,addr=0x0 -object rng-random,id=objrng0,filename=/dev/urandom -device virtio-rng-pci,rng=objrng0,id=rng0,bus=pci.6,addr=0x0 -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny -msg timestamp=on
using a f29 packaged qemu-kvm-3.0.0-3.fc29.x86_64 on 4.20.8-200.fc29.x86_64 host.
Right, an L1 line of : softmmu/ qemu-system- x86_64 -M q35,accel=kvm -cpu host
./x86_64-
does trigger it for me.
My L0 is:
/usr/bin/ qemu-system- x86_64 -machine accel=kvm -name guest=fedora29, debug-threads= on -S -object secret, id=masterKey0, format= raw,file= /home/dgilbert/ .config/ libvirt/ qemu/lib/ domain- 1-fedora29/ master- key.aes -machine pc-q35- 3.0,accel= kvm,usb= off,vmport= off,dump- guest-core= off -cpu Skylake- Client- IBRS,ss= on,vmx= on,hypervisor= on,tsc_ adjust= on,clflushopt= on,ssbd= on,xsaves= on,pdpe1gb= on -m 4096 -realtime mlock=off -smp 4,sockets= 4,cores= 1,threads= 1 -uuid d070c898- 4323-46f6- b8c2-566061a2f8 8d -no-user-config -nodefaults -chardev socket, id=charmonitor, fd=27,server, nowait -mon chardev= charmonitor, id=monitor, mode=control -rtc base=utc, driftfix= slew -global kvm-pit. lost_tick_ policy= delay -no-hpet -no-shutdown -global ICH9-LPC. disable_ s3=1 -global ICH9-LPC. disable_ s4=1 -boot strict=on -device pcie-root- port,port= 0x10,chassis= 1,id=pci. 1,bus=pcie. 0,multifunction =on,addr= 0x2 -device pcie-root- port,port= 0x11,chassis= 2,id=pci. 2,bus=pcie. 0,addr= 0x2.0x1 -device pcie-root- port,port= 0x12,chassis= 3,id=pci. 3,bus=pcie. 0,addr= 0x2.0x2 -device pcie-root- port,port= 0x13,chassis= 4,id=pci. 4,bus=pcie. 0,addr= 0x2.0x3 -device pcie-root- port,port= 0x14,chassis= 5,id=pci. 5,bus=pcie. 0,addr= 0x2.0x4 -device pcie-root- port,port= 0x15,chassis= 6,id=pci. 6,bus=pcie. 0,addr= 0x2.0x5 -device pcie-root- port,port= 0x16,chassis= 7,id=pci. 7,bus=pcie. 0,addr= 0x2.0x6 -device qemu-xhci, p2=15,p3= 15,id=usb, bus=pci. 2,addr= 0x0 -device virtio- serial- pci,id= virtio- serial0, bus=pci. 3,addr= 0x0 -drive file=/home/ vmimages/ fedora29. qcow2,format= qcow2,if= none,id= drive-virtio- disk0 -device virtio- blk-pci, scsi=off, bus=pci. 4,addr= 0x0,drive= drive-virtio- disk0,id= virtio- disk0,bootindex =1 -drive if=none, id=drive- sata0-0- 0,media= cdrom,readonly= on -device ide-cd, bus=ide. 0,drive= drive-sata0- 0-0,id= sata0-0- 0 -netdev user,id=hostnet0 -device virtio- net-pci, netdev= hostnet0, id=net0, mac=52: 54:00:c3: dc:36,bus= pci.1,addr= 0x0 -chardev pty,id=charserial0 -device isa-serial, chardev= charserial0, id=serial0 -chardev socket, id=charchannel0 ,fd=29, server, nowait -device virtserialport, bus=virtio- serial0. 0,nr=1, chardev= charchannel0, id=channel0, name=org. qemu.guest_ agent.0 -chardev spicevmc, id=charchannel1 ,name=vdagent -device virtserialport, bus=virtio- serial0. 0,nr=2, chardev= charchannel1, id=channel1, name=com. redhat. spice.0 -device usb-tablet, id=input0, bus=usb. 0,port= 1 -spice port=5900, addr=127. 0.0.1,disable- ticketing, image-compressi on=off, seamless- migration= on -device virtio- vga,id= video0, max_outputs= 1,bus=pcie. 0,addr= 0x1 -device ich9-intel- hda,id= sound0, bus=pcie. 0,addr= 0x1b -device hda-duplex, id=sound0- codec0, bus=sound0. 0,cad=0 -chardev spicevmc, id=charredir0, name=usbredir -device usb-redir, chardev= charredir0, id=redir0, bus=usb. 0,port= 2 -chardev spicevmc, id=charredir1, name=usbredir -device usb-redir, chardev= charredir1, id=redir1, bus=usb. 0,port= 3 -device virtio- balloon- pci,id= balloon0, bus=pci. 5,addr= 0x0 -object rng-random, id=objrng0, filename= /dev/urandom -device virtio- rng-pci, rng=objrng0, id=rng0, bus=pci. 6,addr= 0x0 -sandbox on,obsolete= deny,elevatepri vileges= deny,spawn= deny,resourceco ntrol=deny -msg timestamp=on
using a f29 packaged qemu-kvm- 3.0.0-3. fc29.x86_ 64 on 4.20.8- 200.fc29. x86_64 host.