May 3, 20242 yr 铭凡ms -01 直通其中一个x710 网卡给虚拟机ikuai，虚拟机日志有错误提示， -boot strict=on \ -device '{"driver":"pcie-root-port","port":19,"chassis":4,"id":"pci.4","bus":"pcie.0","addr":"0x2.0x3"}' \ -device '{"driver":"pcie-root-port","port":20,"chassis":5,"id":"pci.5","bus":"pcie.0","addr":"0x2.0x4"}' \ -device '{"driver":"pcie-root-port","port":21,"chassis":6,"id":"pci.6","bus":"pcie.0","addr":"0x2.0x5"}' \ -device '{"driver":"pcie-root-port","port":22,"chassis":7,"id":"pci.7","bus":"pcie.0","addr":"0x2.0x6"}' \ -device '{"driver":"pcie-root-port","port":16,"chassis":1,"id":"pci.1","bus":"pcie.0","multifunction":true,"addr":"0x2"}' \ -device '{"driver":"pcie-root-port","port":17,"chassis":2,"id":"pci.2","bus":"pcie.0","addr":"0x2.0x1"}' \ -device '{"driver":"pcie-root-port","port":18,"chassis":3,"id":"pci.3","bus":"pcie.0","addr":"0x2.0x2"}' \ -device '{"driver":"ich9-usb-ehci1","id":"usb","bus":"pcie.0","addr":"0x7.0x7"}' \ -device '{"driver":"ich9-usb-uhci1","masterbus":"usb.0","firstport":0,"bus":"pcie.0","multifunction":true,"addr":"0x7"}' \ -device '{"driver":"ich9-usb-uhci2","masterbus":"usb.0","firstport":2,"bus":"pcie.0","addr":"0x7.0x1"}' \ -device '{"driver":"ich9-usb-uhci3","masterbus":"usb.0","firstport":4,"bus":"pcie.0","addr":"0x7.0x2"}' \ -device '{"driver":"virtio-serial-pci","id":"virtio-serial0","bus":"pci.2","addr":"0x0"}' \ -blockdev '{"driver":"file","filename":"/mnt/cache/domains/ikuai/vdisk1.img","node-name":"libvirt-1-storage","cache":{"direct":false,"no-flush":false},"auto-read-only":true,"discard":"unmap"}' \ -blockdev '{"node-name":"libvirt-1-format","read-only":false,"cache":{"direct":false,"no-flush":false},"driver":"raw","file":"libvirt-1-storage"}' \ -device '{"driver":"virtio-blk-pci","bus":"pci.1","addr":"0x0","drive":"libvirt-1-format","id":"virtio-disk2","bootindex":1,"write-cache":"on","serial":"vdisk1"}' \ -chardev pty,id=charserial0 \ -device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \ -chardev socket,id=charchannel0,fd=34,server=on,wait=off \ -device '{"driver":"virtserialport","bus":"virtio-serial0.0","nr":1,"chardev":"charchannel0","id":"channel0","name":"org.qemu.guest_agent.0"}' \ -device '{"driver":"usb-tablet","id":"input0","bus":"usb.0","port":"1"}' \ -audiodev '{"id":"audio1","driver":"none"}' \ -vnc 0.0.0.0:0,websocket=5700,audiodev=audio1 \ -k en-us \ -device '{"driver":"qxl-vga","id":"video0","max_outputs":1,"ram_size":67108864,"vram_size":67108864,"vram64_size_mb":0,"vgamem_mb":16,"bus":"pcie.0","addr":"0x1"}' \ -device '{"driver":"vfio-pci","host":"0000:03:00.0","id":"hostdev0","bus":"pci.3","addr":"0x0"}' \ -device '{"driver":"vfio-pci","host":"0000:04:00.0","id":"hostdev1","bus":"pci.4","addr":"0x0"}' \ -device '{"driver":"vfio-pci","host":"0000:06:00.1","id":"hostdev2","bus":"pci.5","addr":"0x0"}' \ -device '{"driver":"vfio-pci","host":"0000:5d:00.0","id":"hostdev3","bus":"pci.6","addr":"0x0"}' \ -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \ -msg timestamp=on char device redirected to /dev/pts/1 (label charserial0) qxl_send_events: spice-server bug: guest stopped, ignoring 2024-05-03T12:11:18.705228Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.705261Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -2 (No such file or directory) 2024-05-03T12:11:18.705352Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.705357Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:18.705490Z qemu-system-x86_64: vfio-pci: Cannot read device rom at 0000:06:00.1 Device option ROM contents are probably invalid (check dmesg). Skip option ROM probe with rombar=0, or load from file with romfile= 2024-05-03T12:11:18.728467Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.728484Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:18.728691Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.728697Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:18.769172Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.769185Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:18.769303Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.769307Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:23.958778Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.958802Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:23.958827Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.958831Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:23.959400Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.959405Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:23.959417Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.959421Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:23.959951Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.959956Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:23.959967Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.959971Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:23.960290Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.960294Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:23.960304Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.960308Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.007540Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.007554Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.007681Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.007684Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.008137Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.008142Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.008263Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.008266Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.008690Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.008694Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.008808Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.008811Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.009250Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.009255Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.009366Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.009369Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.009784Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.009788Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.009906Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.009909Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.057986Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.058009Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.058058Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.058063Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 虚拟机日志.txt
May 26, 20242 yr Author <?xml version='1.0' encoding='UTF-8'?> <domain type='kvm' id='1'> <name>ikuai</name> <uuid>fc575d2f-b76e-a677-e544-ecbc10001f8a</uuid> <metadata> <vmtemplate xmlns="unraid" name="Linux" icon="linux.png" os="linux"/> </metadata> <memory unit='KiB'>4194304</memory> <currentMemory unit='KiB'>4194304</currentMemory> <memoryBacking> <nosharepages/> </memoryBacking> <vcpu placement='static'>4</vcpu> <cputune> <vcpupin vcpu='0' cpuset='8'/> <vcpupin vcpu='1' cpuset='9'/> <vcpupin vcpu='2' cpuset='10'/> <vcpupin vcpu='3' cpuset='11'/> </cputune> <resource> <partition>/machine</partition> </resource> <os> <type arch='x86_64' machine='pc-q35-7.2'>hvm</type> <loader readonly='yes' type='pflash'>/usr/share/qemu/ovmf-x64/OVMF_CODE-pure-efi.fd</loader> <nvram>/etc/libvirt/qemu/nvram/fc575d2f-b76e-a677-e544-ecbc10001f8a_VARS-pure-efi.fd</nvram> </os> <features> <acpi/> <apic/> </features> <cpu mode='host-passthrough' check='none' migratable='on'> <topology sockets='1' dies='1' cores='2' threads='2'/> <cache mode='passthrough'/> </cpu> <clock offset='utc'> <timer name='rtc' tickpolicy='catchup'/> <timer name='pit' tickpolicy='delay'/> <timer name='hpet' present='no'/> </clock> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>restart</on_crash> <devices> <emulator>/usr/local/sbin/qemu</emulator> <disk type='file' device='disk'> <driver name='qemu' type='raw' cache='writeback'/> <source file='/mnt/cache/domains/ikuai/vdisk1.img' index='1'/> <backingStore/> <target dev='hdc' bus='virtio'/> <serial>vdisk1</serial> <boot order='1'/> <alias name='virtio-disk2'/> <address type='pci' domain='0x0000' bus='0x03' slot='0x00' function='0x0'/> </disk> <controller type='pci' index='0' model='pcie-root'> <alias name='pcie.0'/> </controller> <controller type='pci' index='1' model='pcie-root-port'> <model name='pcie-root-port'/> <target chassis='1' port='0x10'/> <alias name='pci.1'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0' multifunction='on'/> </controller> <controller type='pci' index='2' model='pcie-root-port'> <model name='pcie-root-port'/> <target chassis='2' port='0x11'/> <alias name='pci.2'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x1'/> </controller> <controller type='pci' index='3' model='pcie-root-port'> <model name='pcie-root-port'/> <target chassis='3' port='0x12'/> <alias name='pci.3'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x2'/> </controller> <controller type='pci' index='4' model='pcie-root-port'> <model name='pcie-root-port'/> <target chassis='4' port='0x13'/> <alias name='pci.4'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x3'/> </controller> <controller type='pci' index='5' model='pcie-root-port'> <model name='pcie-root-port'/> <target chassis='5' port='0x14'/> <alias name='pci.5'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x4'/> </controller> <controller type='pci' index='6' model='pcie-root-port'> <model name='pcie-root-port'/> <target chassis='6' port='0x15'/> <alias name='pci.6'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x5'/> </controller> <controller type='pci' index='7' model='pcie-root-port'> <model name='pcie-root-port'/> <target chassis='7' port='0x16'/> <alias name='pci.7'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x6'/> </controller> <controller type='virtio-serial' index='0'> <alias name='virtio-serial0'/> <address type='pci' domain='0x0000' bus='0x02' slot='0x00' function='0x0'/> </controller> <controller type='sata' index='0'> <alias name='ide'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x1f' function='0x2'/> </controller> <controller type='usb' index='0' model='ich9-ehci1'> <alias name='usb'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x7'/> </controller> <controller type='usb' index='0' model='ich9-uhci1'> <alias name='usb'/> <master startport='0'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x0' multifunction='on'/> </controller> <controller type='usb' index='0' model='ich9-uhci2'> <alias name='usb'/> <master startport='2'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x1'/> </controller> <controller type='usb' index='0' model='ich9-uhci3'> <alias name='usb'/> <master startport='4'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x2'/> </controller> <interface type='direct' trustGuestRxFilters='yes'> <mac address='52:54:00:4c:ba:d8'/> <source dev='vhost0' mode='bridge'/> <target dev='macvtap0'/> <model type='virtio-net'/> <alias name='net0'/> <address type='pci' domain='0x0000' bus='0x01' slot='0x00' function='0x0'/> </interface> <serial type='pty'> <source path='/dev/pts/0'/> <target type='isa-serial' port='0'> <model name='isa-serial'/> </target> <alias name='serial0'/> </serial> <console type='pty' tty='/dev/pts/0'> <source path='/dev/pts/0'/> <target type='serial' port='0'/> <alias name='serial0'/> </console> <channel type='unix'> <source mode='bind' path='/var/lib/libvirt/qemu/channel/target/domain-1-ikuai/org.qemu.guest_agent.0'/> <target type='virtio' name='org.qemu.guest_agent.0' state='disconnected'/> <alias name='channel0'/> <address type='virtio-serial' controller='0' bus='0' port='1'/> </channel> <input type='tablet' bus='usb'> <alias name='input0'/> <address type='usb' bus='0' port='1'/> </input> <input type='mouse' bus='ps2'> <alias name='input1'/> </input> <input type='keyboard' bus='ps2'> <alias name='input2'/> </input> <graphics type='vnc' port='5900' autoport='yes' websocket='5700' listen='0.0.0.0' keymap='en-us'> <listen type='address' address='0.0.0.0'/> </graphics> <audio id='1' type='none'/> <video> <model type='qxl' ram='65536' vram='65536' vgamem='16384' heads='1' primary='yes'/> <alias name='video0'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/> </video> <hostdev mode='subsystem' type='pci' managed='yes'> <driver name='vfio'/> <source> <address domain='0x0000' bus='0x03' slot='0x00' function='0x0'/> </source> <alias name='hostdev0'/> <address type='pci' domain='0x0000' bus='0x04' slot='0x00' function='0x0'/> </hostdev> <hostdev mode='subsystem' type='pci' managed='yes'> <driver name='vfio'/> <source> <address domain='0x0000' bus='0x04' slot='0x00' function='0x0'/> </source> <alias name='hostdev1'/> <address type='pci' domain='0x0000' bus='0x05' slot='0x00' function='0x0'/> </hostdev> <hostdev mode='subsystem' type='pci' managed='yes'> <driver name='vfio'/> <source> <address domain='0x0000' bus='0x06' slot='0x00' function='0x1'/> </source> <alias name='hostdev2'/> <address type='pci' domain='0x0000' bus='0x06' slot='0x00' function='0x0'/> </hostdev> <hostdev mode='subsystem' type='pci' managed='yes'> <driver name='vfio'/> <source> <address domain='0x0000' bus='0x5d' slot='0x00' function='0x0'/> </source> <alias name='hostdev3'/> <address type='pci' domain='0x0000' bus='0x07' slot='0x00' function='0x0'/> </hostdev> <memballoon model='none'/> </devices> <seclabel type='dynamic' model='dac' relabel='yes'> <label>+0:+100</label> <imagelabel>+0:+100</imagelabel> </seclabel> </domain>
May 27, 20242 yr 1. 检查IOMMU设置: 确保在BIOS/UEFI中启用了IOMMU (Intel VT-d 或 AMD-Vi)，这是使用VFIO进行设备直通的必要条件。 2. 内核参数: 确认Linux内核启动参数中包含了必要的IOMMU选项，如 intel_iommu=on 或 amd_iommu=on。对于某些特定的硬件，您可能还需要添加 iommu=pt 来启用透传模式，这可以减少对DMA映射的干预。 3. 固件问题: 检查是否有网卡固件相关的问题。有时候，硬件在没有适当固件支持的情况下无法正确进行DMA操作。确认网卡固件是最新的，或尝试更换不同版本的固件。 4. ROM文件: 如果设备的选项ROM（固件）损坏或不适用，可能会导致直通失败。你可以尝试在虚拟机配置中禁用ROM探测（通过添加 rombar=0 到设备配置），或者指定一个有效的ROM文件（使用 romfile=path_to_rom）。 5. 日志和系统消息: 查看系统的dmesg日志（通过运行 dmesg | grep vfio）来获取更多关于问题的上下文和错误细节。这可以提供更多关于为什么DMA映射失败的线索。 6. 硬件兼容性: 确保你的硬件完全支持VFIO和设备直通。某些硬件组合可能因为不兼容而导致问题，尤其是在使用老旧或非标准硬件时。 7. 虚拟机配置审查: 仔细检查你的虚拟机配置文件，确保所有的PCI设备地址和总线分配是正确的。不当的设备配置可能导致资源分配问题。
May 27, 20242 yr On 5/3/2024 at 8:29 PM, souldream said: 铭凡ms -01 直通其中一个x710 网卡给虚拟机ikuai，虚拟机日志有错误提示， -boot strict=on \ -device '{"driver":"pcie-root-port","port":19,"chassis":4,"id":"pci.4","bus":"pcie.0","addr":"0x2.0x3"}' \ -device '{"driver":"pcie-root-port","port":20,"chassis":5,"id":"pci.5","bus":"pcie.0","addr":"0x2.0x4"}' \ -device '{"driver":"pcie-root-port","port":21,"chassis":6,"id":"pci.6","bus":"pcie.0","addr":"0x2.0x5"}' \ -device '{"driver":"pcie-root-port","port":22,"chassis":7,"id":"pci.7","bus":"pcie.0","addr":"0x2.0x6"}' \ -device '{"driver":"pcie-root-port","port":16,"chassis":1,"id":"pci.1","bus":"pcie.0","multifunction":true,"addr":"0x2"}' \ -device '{"driver":"pcie-root-port","port":17,"chassis":2,"id":"pci.2","bus":"pcie.0","addr":"0x2.0x1"}' \ -device '{"driver":"pcie-root-port","port":18,"chassis":3,"id":"pci.3","bus":"pcie.0","addr":"0x2.0x2"}' \ -device '{"driver":"ich9-usb-ehci1","id":"usb","bus":"pcie.0","addr":"0x7.0x7"}' \ -device '{"driver":"ich9-usb-uhci1","masterbus":"usb.0","firstport":0,"bus":"pcie.0","multifunction":true,"addr":"0x7"}' \ -device '{"driver":"ich9-usb-uhci2","masterbus":"usb.0","firstport":2,"bus":"pcie.0","addr":"0x7.0x1"}' \ -device '{"driver":"ich9-usb-uhci3","masterbus":"usb.0","firstport":4,"bus":"pcie.0","addr":"0x7.0x2"}' \ -device '{"driver":"virtio-serial-pci","id":"virtio-serial0","bus":"pci.2","addr":"0x0"}' \ -blockdev '{"driver":"file","filename":"/mnt/cache/domains/ikuai/vdisk1.img","node-name":"libvirt-1-storage","cache":{"direct":false,"no-flush":false},"auto-read-only":true,"discard":"unmap"}' \ -blockdev '{"node-name":"libvirt-1-format","read-only":false,"cache":{"direct":false,"no-flush":false},"driver":"raw","file":"libvirt-1-storage"}' \ -device '{"driver":"virtio-blk-pci","bus":"pci.1","addr":"0x0","drive":"libvirt-1-format","id":"virtio-disk2","bootindex":1,"write-cache":"on","serial":"vdisk1"}' \ -chardev pty,id=charserial0 \ -device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' \ -chardev socket,id=charchannel0,fd=34,server=on,wait=off \ -device '{"driver":"virtserialport","bus":"virtio-serial0.0","nr":1,"chardev":"charchannel0","id":"channel0","name":"org.qemu.guest_agent.0"}' \ -device '{"driver":"usb-tablet","id":"input0","bus":"usb.0","port":"1"}' \ -audiodev '{"id":"audio1","driver":"none"}' \ -vnc 0.0.0.0:0,websocket=5700,audiodev=audio1 \ -k en-us \ -device '{"driver":"qxl-vga","id":"video0","max_outputs":1,"ram_size":67108864,"vram_size":67108864,"vram64_size_mb":0,"vgamem_mb":16,"bus":"pcie.0","addr":"0x1"}' \ -device '{"driver":"vfio-pci","host":"0000:03:00.0","id":"hostdev0","bus":"pci.3","addr":"0x0"}' \ -device '{"driver":"vfio-pci","host":"0000:04:00.0","id":"hostdev1","bus":"pci.4","addr":"0x0"}' \ -device '{"driver":"vfio-pci","host":"0000:06:00.1","id":"hostdev2","bus":"pci.5","addr":"0x0"}' \ -device '{"driver":"vfio-pci","host":"0000:5d:00.0","id":"hostdev3","bus":"pci.6","addr":"0x0"}' \ -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \ -msg timestamp=on char device redirected to /dev/pts/1 (label charserial0) qxl_send_events: spice-server bug: guest stopped, ignoring 2024-05-03T12:11:18.705228Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.705261Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -2 (No such file or directory) 2024-05-03T12:11:18.705352Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.705357Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:18.705490Z qemu-system-x86_64: vfio-pci: Cannot read device rom at 0000:06:00.1 Device option ROM contents are probably invalid (check dmesg). Skip option ROM probe with rombar=0, or load from file with romfile= 2024-05-03T12:11:18.728467Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.728484Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:18.728691Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.728697Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:18.769172Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.769185Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:18.769303Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:18.769307Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:23.958778Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.958802Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:23.958827Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.958831Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:23.959400Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.959405Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:23.959417Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.959421Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:23.959951Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.959956Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:23.959967Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.959971Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:23.960290Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.960294Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:23.960304Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:23.960308Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.007540Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.007554Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.007681Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.007684Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.008137Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.008142Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.008263Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.008266Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.008690Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.008694Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.008808Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.008811Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.009250Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.009255Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.009366Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.009369Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.009784Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.009788Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.009906Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.009909Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 2024-05-03T12:11:24.057986Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.058009Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000000000, 0x800000, 0x1471d2400000) = -22 (Invalid argument) 2024-05-03T12:11:24.058058Z qemu-system-x86_64: VFIO_MAP_DMA failed: Invalid argument 2024-05-03T12:11:24.058063Z qemu-system-x86_64: vfio_dma_map(0x1471dd382e00, 0x382000801000, 0x7000, 0x1471e0ec7000) = -22 (Invalid argument) 虚拟机日志.txt 9.14 kB · 1 download 可以看到多次出现了与 VFIO_MAP_DMA 相关的错误，表明在尝试映射直通设备（如网络卡）的DMA（直接内存访问）时遇到了问题。具体错误消息为 "VFIO_MAP_DMA failed: Invalid argument" 和 "vfio_dma_map(...) = -22 (Invalid argument)"，这表明参数无效或者不适当。
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