diff options
Diffstat (limited to 'gitlab/issues/target_i386/host_arm/accel_TCG/2271.toml')
| -rw-r--r-- | gitlab/issues/target_i386/host_arm/accel_TCG/2271.toml | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gitlab/issues/target_i386/host_arm/accel_TCG/2271.toml b/gitlab/issues/target_i386/host_arm/accel_TCG/2271.toml new file mode 100644 index 00000000..16d1429c --- /dev/null +++ b/gitlab/issues/target_i386/host_arm/accel_TCG/2271.toml @@ -0,0 +1,26 @@ +id = 2271 +title = "pci passthrough fails from aarch64 to amd64 guest" +state = "opened" +created_at = "2024-04-06T18:05:44.288Z" +closed_at = "n/a" +labels = ["VFIO", "accel: TCG", "host: arm", "kind::Feature Request", "target: i386"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/2271" +host-os = "Ubuntu 23.10" +host-arch = "aarch64" +qemu-version = "QEMU emulator version 8.0.4 (Debian 1:8.0.4+dfsg-1ubuntu3.23.10.3)" +guest-os = "Ubuntu 22.04" +guest-arch = "AMD64" +description = """**PCIe device Pass-thru from aarch64 host to amd64 guest fails with the below** + +qemu-system-amd64: -device vfio-pci,host=0003:06:00.0: VFIO_MAP_DMA failed: Invalid argument +qemu-system-amd64: -device vfio-pci,host=0003:06:00.0: vfio 0003:06:00.0: failed to setup container for group 25: memory listener initialization failed: Region pc.ram: vfio_dma_map(0xba4058207210, 0x100000, 0xbff00000, 0xeba70a300000) = -22 (Invalid argument) + +pass-thru with same command line syntax works correctly if the guest is aarch64 (qemu-system-aarch64). + +AMD64 guest VM otherwise works correctly if -device vfio-pci is not used. + +libvirt / virtmanager fail for aarch64 host -> amd64 guest as well.""" +reproduce = """1. Unbind pass-thru device from host. +2. Attach pass-thru device to vfio-pci +3. Execute qemu-system-amd64 as above.""" +additional = "n/a" |