/usr/libexec/qemu-kvm \
     -name 'avocado-vt-vm1'  \
     -sandbox on,elevateprivileges=deny,obsolete=deny,resourcecontrol=deny,spawn=deny \
     -blockdev '\{"node-name": "file_ovmf_code", "driver": "file", "filename": "/usr/share/OVMF/OVMF_CODE.secboot.fd", "auto-read-only": true, "discard": "unmap"}' \
     -blockdev '\{"node-name": "drive_ovmf_code", "driver": "raw", "read-only": true, "file": "file_ovmf_code"}' \
     -blockdev '\{"node-name": "file_ovmf_vars", "driver": "file", "filename": "/root/avocado/data/avocado-vt/avocado-vt-vm1_rhel100-64-virtio-ovmf_qcow2_filesystem_VARS.raw", "auto-read-only": true, "discard": "unmap"}' \
     -blockdev '\{"node-name": "drive_ovmf_vars", "driver": "raw", "read-only": false, "file": "file_ovmf_vars"}' \
     -machine q35,pflash0=drive_ovmf_code,pflash1=drive_ovmf_vars,memory-backend=mem-machine_mem \
     -device '\{"id": "pcie-root-port-0", "driver": "pcie-root-port", "multifunction": true, "bus": "pcie.0", "addr": "0x1", "chassis": 1}' \
     -device '\{"id": "pcie-pci-bridge-0", "driver": "pcie-pci-bridge", "addr": "0x0", "bus": "pcie-root-port-0"}'  \
     -nodefaults \
     -device '\{"driver": "VGA", "bus": "pcie.0", "addr": "0x2"}' \
     -m 123904 \
     -object '\{"size": 129922760704, "id": "mem-machine_mem", "qom-type": "memory-backend-ram"}'  \
     -smp 64,maxcpus=64,cores=32,threads=1,dies=1,sockets=2  \
     -cpu 'SapphireRapids',ss=on,vmx=on,pdcm=on,hypervisor=on,tsc-adjust=on,sgx=on,waitpkg=on,cldemote=on,movdiri=on,movdir64b=on,sgxlc=on,md-clear=on,stibp=on,sgx1=on,sgx2=on,sgx-exinfo=on,sgx-debug=on,sgx-mode64=on,sgx-provisionkey=on,sgx-tokenkey=on,sgx-kss=on,ibpb=on,ibrs=on,amd-stibp=on,amd-ssbd=on,tsx-ctrl=on,hle=off,rtm=off,taa-no=off,kvm_pv_unhalt=on \
     -chardev socket,id=qmp_id_qmpmonitor1,server=on,wait=off,path=/var/tmp/avocado_f3dbb9pi/monitor-qmpmonitor1-20251113-032434-JZGnpw2P  \
     -mon chardev=qmp_id_qmpmonitor1,mode=control \
     -chardev socket,id=qmp_id_catch_monitor,server=on,wait=off,path=/var/tmp/avocado_f3dbb9pi/monitor-catch_monitor-20251113-032434-JZGnpw2P  \
     -mon chardev=qmp_id_qmpmonitor1,mode=control \
     -chardev socket,id=qmp_id_catch_monitor,server=on,wait=off,path=/var/tmp/avocado_f3dbb9pi/monitor-catch_monitor-20251113-032434-JZGnpw2P  \
     -mon chardev=qmp_id_catch_monitor,mode=control \
     -device '\{"ioport": 1285, "driver": "pvpanic", "id": "id1cZ05C"}' \
     -chardev socket,id=chardev_serial0,server=on,wait=off,path=/var/tmp/avocado_f3dbb9pi/serial-serial0-20251113-032434-JZGnpw2P \
     -device '\{"id": "serial0", "driver": "isa-serial", "chardev": "chardev_serial0"}'  \
     -chardev socket,id=seabioslog_id_20251113-032434-JZGnpw2P,path=/var/tmp/avocado_f3dbb9pi/seabios-20251113-032434-JZGnpw2P,server=on,wait=off \
     -device isa-debugcon,chardev=seabioslog_id_20251113-032434-JZGnpw2P,iobase=0x402 \
     -device '\{"driver": "qemu-xhci", "id": "usb1", "bus": "pcie-root-port-1", "addr": "0x0"}' \
     -device '\{"driver": "usb-tablet", "id": "usb-tablet1", "bus": "usb1.0", "port": "1"}' \
     -blockdev '\{"node-name": "file_image1", "driver": "file", "auto-read-only": true, "discard": "unmap", "aio": "threads", "filename": "/home/kvm_autotest_root/images/rhel100-64-virtio-ovmf.qcow2", "cache": {"direct": true, "no-flush": false}}' \
     -object '\{"id": "iothread0", "qom-type": "iothread"}' \
     -blockdev '\{"node-name": "drive_image1", "driver": "qcow2", "read-only": false, "cache": {"direct": true, "no-flush": false}, "file": "file_image1"}' \
     -device '\{"id": "pcie-root-port-2", "port": 2, "driver": "pcie-root-port", "addr": "0x1.0x2", "bus": "pcie.0", "chassis": 3}' \
     -device '\{"driver": "virtio-blk-pci", "id": "image1", "drive": "drive_image1", "write-cache": "on", "bus": "pcie-root-port-2", "addr": "0x0", "iothread": "iothread0"}' \
     -device '\{"id": "pcie-root-port-3", "port": 3, "driver": "pcie-root-port", "addr": "0x1.0x3", "bus": "pcie.0", "chassis": 4}' \
     -device '\{"driver": "virtio-net-pci", "mac": "9a:94:a6:ff:ea:c3", "id": "id4o5ChM", "netdev": "idZIceoa", "bus": "pcie-root-port-3", "addr": "0x0"}' \
     -netdev  '\{"id": "idZIceoa", "type": "tap", "vhost": true, "vhostfd": "16", "fd": "10"}'  \
     -vnc :0  \
     -rtc base=utc,clock=host,driftfix=slew  \
     -boot menu=off,order=cdn,once=c,strict=off \
     -chardev socket,id=char_vtpm_avocado-vt-vm1_tpm0,path=/root/avocado/data/avocado-vt/swtpm/avocado-vt-vm1_tpm0_swtpm.sock \
     -tpmdev emulator,chardev=char_vtpm_avocado-vt-vm1_tpm0,id=emulator_vtpm_avocado-vt-vm1_tpm0 \
     -device '\{"id": "tpm-crb_vtpm_avocado-vt-vm1_tpm0", "tpmdev": "emulator_vtpm_avocado-vt-vm1_tpm0", "driver": "tpm-crb"}' \
     -enable-kvm \
     -device '\{"id": "pcie_extra_root_port_0", "driver": "pcie-root-port", "multifunction": true, "bus": "pcie.0", "addr": "0x3", "chassis": 5}'

[qemu output] /tmp/aexpect_QOgQRC4P/aexpect-930dlrzz.sh: line 1: 361663 Aborted                 (core dumped) MALLOC_PERTURB_=1 /usr/libexec/qemu-kvm -S -name 'avocado-vt-vm1' -sandbox on,elevateprivileges=deny,obsolete=deny,resourcecontrol=deny,spawn=deny -blockdev '{"node-name": "file_ovmf_code", "driver": "file", "filename": "/usr/share/OVMF/OVMF_CODE.secboot.fd", "auto-read-only": true, "discard": "unmap"}' -blockdev '{"node-name": "drive_ovmf_code", "driver": "raw", "read-only": true, "file": "file_ovmf_code"}' -blockdev '{"node-name": "file_ovmf_vars", "driver": "file", "filename": "/root/avocado/data/avocado-vt/avocado-vt-vm1_rhel100-64-virtio-ovmf_qcow2_filesystem_VARS.raw", "auto-read-only": true, "discard": "unmap"}' -blockdev '{"node-name": "drive_ovmf_vars", "driver": "raw", "read-only": false, "file": "file_ovmf_vars"}' -machine q35,pflash0=drive_ovmf_code,pflash1=drive_ovmf_vars,memory-backend=mem-machine_mem -device '{"id": "pcie-root-port-0", "driver": "pcie-root-port", "multifunction": true, "bus": "pcie.0", "addr": "0x1", "chassis": 1}' -device '{"id": "pcie-pci-bridge-0", "driver": "pcie-pci-bridge", "addr": "0x0", "bus": "pcie-root-port-0"}' -nodefaults -device '{"driver": "VGA", "bus": "pcie.0", "addr": "0x2"}' -m 123904 -object '{"size": 129922760704, "id": "mem-machine_mem", "qom-type": "memory-backend-ram"}' -smp 64,maxcpus=64,cores=32,threads=1,dies=1,sockets=2 -cpu 'SapphireRapids',ss=on,vmx=on,pdcm=on,hypervisor=on,tsc-adjust=on,sgx=on,waitpkg=on,cldemote=on,movdiri=on,movdir64b=on,sgxlc=on,md-clear=on,stibp=on,sgx1=on,sgx2=on,sgx-exinfo=on,sgx-debug=on,sgx-mode64=on,sgx-provisionkey=on,sgx-tokenkey=on,sgx-kss=on,ibpb=on,ibrs=on,amd-stibp=on,amd-ssbd=on,tsx-ctrl=on,hle=off,rtm=off,taa-no=off,kvm_pv_unhalt=on -chardev socket,id=qmp_id_qmpmonitor1,server=on,wait=off,path=/var/tmp/avocado_f3dbb9pi/monitor-qmpmonitor1-20251113-032434-JZGnpw2P -mon chardev=qmp_id_qmpmonitor1,mode=control -chardev socket,id=qmp_id_catch_monitor,server=on,wait=off,path=/var/tmp/avocado_f3dbb9pi/monitor-catch_monitor-20251113-032434-JZGnpw2P -mon chardev=qmp_id_catch_monitor,mode=control -device '{"ioport": 1285, "driver": "pvpanic", "id": "id1cZ05C"}' -chardev socket,id=chardev_serial0,server=on,wait=off,path=/var/tmp/avocado_f3dbb9pi/serial-serial0-20251113-032434-JZGnpw2P -device '{"id": "serial0", "driver": "isa-serial", "chardev": "chardev_serial0"}' -chardev socket,id=seabioslog_id_20251113-032434-JZGnpw2P,path=/var/tmp/avocado_f3dbb9pi/seabios-20251113-032434-JZGnpw2P,server=on,wait=off -device isa-debugcon,chardev=seabioslog_id_20251113-032434-JZGnpw2P,iobase=0x402 -device '{"id": "pcie-root-port-1", "port": 1, "driver": "pcie-root-port", "addr": "0x1.0x1", "bus": "pcie.0", "chassis": 2}' -device '{"driver": "qemu-xhci", "id": "usb1", "bus": "pcie-root-port-1", "addr": "0x0"}' -device '{"driver": "usb-tablet", "id": "usb-tablet1", "bus": "usb1.0", "port": "1"}' -blockdev '{"node-name": "file_image1", "driver": "file", "auto-read-only": true, "discard": "unmap", "aio": "threads", "filename": "/home/kvm_autotest_root/images/rhel100-64-virtio-ovmf.qcow2", "cache": {"direct": true, "no-flush": false}}' -object '{"id": "iothread0", "qom-type": "iothread"}' -blockdev '{"node-name": "drive_image1", "driver": "qcow2", "read-only": false, "cache": {"direct": true, "no-flush": false}, "file": "file_image1"}' -device '{"id": "pcie-root-port-2", "port": 2, "driver": "pcie-root-port", "addr": "0x1.0x2", "bus": "pcie.0", "chassis": 3}' -device '{"driver": "virtio-blk-pci", "id": "image1", "drive": "drive_image1", "write-cache": "on", "bus": "pcie-root-port-2", "addr": "0x0", "iothread": "iothread0"}' -device '{"id": "pcie-root-port-3", "port": 3, "driver": "pcie-root-port", "addr": "0x1.0x3", "bus": "pcie.0", "chassis": 4}' -device '{"driver": "virtio-net-pci", "mac": "9a:94:a6:ff:ea:c3", "id": "id4o5ChM", "netdev": "idZIceoa", "bus": "pcie-root-port-3", "addr": "0x0"}' -netdev '{"id": "idZIceoa", "type": "tap", "vhost": true, "vhostfd": "16", "fd": "10"}' -vnc :0 -rtc base=utc,clock=host,driftfix=slew -boot menu=off,order=cdn,once=c,strict=off -chardev socket,id=char_vtpm_avocado-vt-vm1_tpm0,path=/root/avocado/data/avocado-vt/swtpm/avocado-vt-vm1_tpm0_swtpm.sock -tpmdev emulator,chardev=char_vtpm_avocado-vt-vm1_tpm0,id=emulator_vtpm_avocado-vt-vm1_tpm0 -device '{"id": "tpm-crb_vtpm_avocado-vt-vm1_tpm0", "tpmdev": "emulator_vtpm_avocado-vt-vm1_tpm0", "driver": "tpm-crb"}' -enable-kvm -device '{"id": "pcie_extra_root_port_0", "driver": "pcie-root-port", "multifunction": true, "bus": "pcie.0", "addr": "0x3", "chassis": 5}'

(gdb) bt
#0  0x00007f05988a158c in __pthread_kill_implementation ()
   from /lib64/libc.so.6
#1  0x00007f0598854d46 in raise () from /lib64/libc.so.6
#2  0x00007f05988287f3 in abort () from /lib64/libc.so.6
#3  0x00007f059882871b in __assert_fail_base.cold () from /lib64/libc.so.6
#4  0x00007f059884dce6 in __assert_fail () from /lib64/libc.so.6
#5  0x0000562da2ca3a9a in nbd_blockdev_client_closed ()
#6  0x0000562da2c90ca3 in nbd_trip ()
#7  0x0000562da2ead976 in coroutine_trampoline ()
#8  0x00007f059882a360 in ?? () from /lib64/libc.so.6
#9  0x00007f0595f5e8b0 in ?? ()
#10 0x0000000000000000 in ?? ()
(gdb)