Hi again! I build the installation image with from commit 96afb480f8165a315a69b1dd3a031e053044d3b2:
./pre-inst-env guix system disk-image --image-size=1.2G gnu/system/install.scm -K and then ran QEMU on that image: qemu-system-x86_64 -enable-kvm -serial stdio \ -net nic,model=virtio -net user /tmp/t.qcow but that failed with: --8<---------------cut here---------------start------------->8--- [ 0.664746] RAMDISK: Couldn't find valid RAM disk image starting at 0. [ 0.665664] List of all partitions: [ 0.666117] 0100 65536 ram0 [ 0.666118] (driver?) [ 0.666865] 0101 65536 ram1 [ 0.666865] (driver?) [ 0.667602] 0102 65536 ram2 [ 0.667602] (driver?) [ 0.668354] 0103 65536 ram3 [ 0.668355] (driver?) [ 0.669062] 0104 65536 ram4 [ 0.669063] (driver?) [ 0.669931] 0105 65536 ram5 [ 0.669932] (driver?) [ 0.670675] 0106 65536 ram6 [ 0.670675] (driver?) [ 0.671383] 0107 65536 ram7 [ 0.671384] (driver?) [ 0.673712] 0108 65536 ram8 [ 0.673716] (driver?) [ 0.675340] 0109 65536 ram9 [ 0.675341] (driver?) [ 0.676810] 010a 65536 ram10 [ 0.676812] (driver?) [ 0.677862] 010b 65536 ram11 [ 0.677863] (driver?) [ 0.678739] 010c 65536 ram12 [ 0.678740] (driver?) [ 0.679441] 010d 65536 ram13 [ 0.679441] (driver?) [ 0.680144] 010e 65536 ram14 [ 0.680145] (driver?) [ 0.680902] 010f 65536 ram15 [ 0.680903] (driver?) [ 0.681675] 0800 1258291 sda [ 0.681676] driver: sd [ 0.682435] 0801 1207091 sda1 897ff0a1-01 [ 0.682436] [ 0.683158] 0802 40960 sda2 897ff0a1-02 [ 0.683159] [ 0.683872] 0b00 1048575 sr0 [ 0.683873] driver: sr [ 0.684558] No filesystem could mount root, tried: [ 0.684559] ext3 [ 0.685052] ext2 [ 0.685253] ext4 [ 0.685449] vfat [ 0.685645] [ 0.686013] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(1,0) [ 0.686831] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.11.0-gnu #1 [ 0.687689] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.10.2-0-g5f4c7b1-prebuilt.qemu-project.org 04/01/2014 [ 0.690057] Call Trace: [ 0.690475] dump_stack+0x63/0x90 [ 0.690970] panic+0xe4/0x22d [ 0.691426] mount_block_root+0x27c/0x2bf [ 0.692042] mount_root+0x65/0x68 [ 0.692424] prepare_namespace+0x16a/0x1a2 [ 0.692872] kernel_init_freeable+0x1f3/0x21c [ 0.693348] ? rest_init+0x80/0x80 [ 0.693720] kernel_init+0xe/0x100 [ 0.694069] ret_from_fork+0x2c/0x40 [ 0.694548] Kernel Offset: 0x2f000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 0.695494] ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(1,0) --8<---------------cut here---------------end--------------->8--- Likewise, “make check-system TESTS=basic” fails like this: --8<---------------cut here---------------start------------->8--- environment variable `PATH' set to `/gnu/store/445x4k15v3mlym7n0i1irqyiih0hxr1f-qemu-minimal-2.9.0/bin:/gnu/store/ddpg6rlr5f3xv8fjh8812ll9g584x51z-parted-3.2/sbin:/gnu/store/bdzxdpdw25k8v6lz54clz42bilx47srj-grub-2.02/bin:/gnu/store/bdzxdpdw25k8v6lz54clz42bilx47srj-grub-2.02/sbin:/gnu/store/jh49klm0gkns071jsa8f9jr7g3cdlfwz-e2fsprogs-1.43.4/bin:/gnu/store/jh49klm0gkns071jsa8f9jr7g3cdlfwz-e2fsprogs-1.43.4/sbin:/gnu/store/82kq5zzq9d7rsq0d9rjppp3528p4cg72-dosfstools-4.1/sbin:/gnu/store/z763jk8lkragpz2qr2wbrz946lgalx2h-sed-4.4/bin:/gnu/store/87sj03j9kwzhl9zr76gs2i8ill86ki95-grep-3.0/bin:/gnu/store/6908gy3pws0ccys49ni98idwnicchlr2-coreutils-8.26/bin:/gnu/store/gdgrzf1y15scqwk1yzm51dc40g29vad9-findutils-4.6.0/bin:/gnu/store/55r4yg5iw9zh2j3zvzc6272k5xn4yxg4-gawk-4.1.4/bin' creating partition table with 2 partitions... parted: invalid option -- '1' parted: invalid option -- '9' parted: invalid option -- '9' parted: invalid option -- '2' parted: invalid option -- '2' parted: invalid option -- '9' parted: invalid option -- '4' parted: invalid option -- '4' parted: invalid option -- 'B' parted: invalid option -- '1' parted: invalid option -- '9' parted: invalid option -- '9' parted: invalid option -- '2' parted: invalid option -- '2' parted: invalid option -- '4' parted: invalid option -- '3' parted: invalid option -- '2' parted: invalid option -- 'B' Usage: parted [-hlmsv] [-a<align>] [DEVICE [COMMAND [PARAMETERS]]...] ERROR: In procedure scm-error: ERROR: failed to create partition table Entering a new prompt. Type `,bt' for a backtrace or `,q' to continue. [ 1.032767] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000000 --8<---------------cut here---------------end--------------->8--- Any ideas what could be wrong? Thanks in advance, :-) Ludo’.