I've tested the updated qemu in proposed and it fails. ubuntu@fesenkov:~$ sudo qemu-system-ppc64 -m 1024 -display none -nographic -net nic -net user,net=10.0.0.0/8,host=10.0.0.1,hostfwd=tcp::2222-:22 -enable-kvm -machine pseries,usb=off -cpu host -drive file=/home/ubuntu/xenial-server-cloudimg-ppc64el-disk1.img,if=virtio -drive file=/home/ubuntu/seed.iso,if=virtio Failed to initialize module: /usr/lib/powerpc64le-linux-gnu/qemu/block-iscsi.so Note: only modules from the same build can be loaded. Failed to initialize module: /usr/lib/powerpc64le-linux-gnu/qemu/block-curl.so Note: only modules from the same build can be loaded. Failed to initialize module: /usr/lib/powerpc64le-linux-gnu/qemu/block-rbd.so Note: only modules from the same build can be loaded. Failed to initialize module: /usr/lib/powerpc64le-linux-gnu/qemu/block-dmg.so Note: only modules from the same build can be loaded. WARNING: Image format was not specified for '/home/ubuntu/seed.iso' and probing guessed raw. Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted. Specify the 'raw' format explicitly to remove the restrictions. Unable to find PowerPC CPU definition There is no CPU definition for the Power8NVL cpu: ubuntu@fesenkov:~$ qemu-system-ppc64 -cpu help Failed to initialize module: /usr/lib/powerpc64le-linux-gnu/qemu/block-iscsi.so Note: only modules from the same build can be loaded. Failed to initialize module: /usr/lib/powerpc64le-linux-gnu/qemu/block-curl.so Note: only modules from the same build can be loaded. Failed to initialize module: /usr/lib/powerpc64le-linux-gnu/qemu/block-rbd.so Note: only modules from the same build can be loaded. Failed to initialize module: /usr/lib/powerpc64le-linux-gnu/qemu/block-dmg.so Note: only modules from the same build can be loaded. PowerPC 601_v0 PVR 00010001 PowerPC 601_v1 PVR 00010001 PowerPC 601_v2 PVR 00010002 PowerPC 601 (alias for 601_v2) PowerPC 601v (alias for 601_v2) PowerPC 603 PVR 00030100 PowerPC MPC8240 (alias for 603) PowerPC Vanilla (alias for 603) PowerPC 604 PVR 00040103 PowerPC ppc32 (alias for 604) PowerPC ppc (alias for 604) PowerPC default (alias for 604) PowerPC 602 PVR 00050100 PowerPC 603e_v1.1 PVR 00060101 PowerPC 603e_v1.2 PVR 00060102 PowerPC 603e_v1.3 PVR 00060103 PowerPC 603e_v1.4 PVR 00060104 PowerPC 603e_v2.2 PVR 00060202 PowerPC 603e_v3 PVR 00060300 PowerPC 603e_v4 PVR 00060400 PowerPC 603e_v4.1 PVR 00060401 PowerPC 603e (alias for 603e_v4.1) PowerPC Stretch (alias for 603e_v4.1) PowerPC 603p PVR 00070000 PowerPC 603e7v PVR 00070100 PowerPC Vaillant (alias for 603e7v) PowerPC 603e7v1 PVR 00070101 PowerPC 603e7 PVR 00070200 PowerPC 603e7v2 PVR 00070201 PowerPC 603e7t PVR 00071201 PowerPC 603r (alias for 603e7t) PowerPC Goldeneye (alias for 603e7t) PowerPC 740_v1.0 PVR 00080100 PowerPC 750_v1.0 PVR 00080100 PowerPC 740e PVR 00080100 PowerPC 740_v2.0 PVR 00080200 PowerPC 750_v2.0 PVR 00080200 PowerPC 750e PVR 00080200 PowerPC 740_v2.1 PVR 00080201 PowerPC 750_v2.1 PVR 00080201 PowerPC 750_v2.2 PVR 00080202 PowerPC 740_v2.2 PVR 00080202 PowerPC 740_v3.0 PVR 00080300 PowerPC 750_v3.0 PVR 00080300 PowerPC 750_v3.1 PVR 00080301 PowerPC 750 (alias for 750_v3.1) PowerPC Typhoon (alias for 750_v3.1) PowerPC G3 (alias for 750_v3.1) PowerPC 740_v3.1 PVR 00080301 PowerPC 740 (alias for 740_v3.1) PowerPC Arthur (alias for 740_v3.1) PowerPC 750cx_v1.0 PVR 00082100 PowerPC 750cx_v2.0 PVR 00082200 PowerPC 750cx_v2.1 PVR 00082201 PowerPC 750cx_v2.2 PVR 00082202 PowerPC 750cx (alias for 750cx_v2.2) PowerPC 750cxe_v2.1 PVR 00082211 PowerPC 750cxe_v2.2 PVR 00082212 PowerPC 750cxe_v2.3 PVR 00082213 PowerPC 750cxe_v2.4 PVR 00082214 PowerPC 750cxe_v3.0 PVR 00082310 PowerPC 750cxe_v3.1 PVR 00082311 PowerPC 745_v1.0 PVR 00083100 PowerPC 755_v1.0 PVR 00083100 PowerPC 745_v1.1 PVR 00083101 PowerPC 755_v1.1 PVR 00083101 PowerPC 755_v2.0 PVR 00083200 PowerPC 745_v2.0 PVR 00083200 PowerPC 745_v2.1 PVR 00083201 PowerPC 755_v2.1 PVR 00083201 PowerPC 745_v2.2 PVR 00083202 PowerPC 755_v2.2 PVR 00083202 PowerPC 755_v2.3 PVR 00083203 PowerPC 745_v2.3 PVR 00083203 PowerPC 755_v2.4 PVR 00083204 PowerPC 745_v2.4 PVR 00083204 PowerPC 745_v2.5 PVR 00083205 PowerPC 755_v2.5 PVR 00083205 PowerPC 745_v2.6 PVR 00083206 PowerPC 755_v2.6 PVR 00083206 PowerPC 745_v2.7 PVR 00083207 PowerPC 755_v2.7 PVR 00083207 PowerPC 755_v2.8 PVR 00083208 PowerPC 755 (alias for 755_v2.8) PowerPC Goldfinger (alias for 755_v2.8) PowerPC 745_v2.8 PVR 00083208 PowerPC 745 (alias for 745_v2.8) PowerPC 750cxe_v2.4b PVR 00083214 PowerPC 750cxe_v3.1b PVR 00083311 PowerPC 750cxe (alias for 750cxe_v3.1b) PowerPC 750cxr PVR 00083410 PowerPC 750cl_v1.0 PVR 00087200 PowerPC 750cl_v2.0 PVR 00087210 PowerPC 750cl (alias for 750cl_v2.0) PowerPC 750l_v2.0 PVR 00088200 PowerPC 750l_v2.1 PVR 00088201 PowerPC 750l_v2.2 PVR 00088202 PowerPC 750l_v3.0 PVR 00088300 PowerPC 750l_v3.2 PVR 00088302 PowerPC 750l (alias for 750l_v3.2) PowerPC LoneStar (alias for 750l_v3.2) PowerPC 604e_v1.0 PVR 00090100 PowerPC 604e_v2.2 PVR 00090202 PowerPC 604e_v2.4 PVR 00090204 PowerPC 604e (alias for 604e_v2.4) PowerPC Sirocco (alias for 604e_v2.4) PowerPC 604r PVR 000a0101 PowerPC Mach5 (alias for 604r) PowerPC 7400_v1.0 PVR 000c0100 PowerPC 7400_v1.1 PVR 000c0101 PowerPC 7400_v2.0 PVR 000c0200 PowerPC 7400_v2.1 PVR 000c0201 PowerPC 7400_v2.2 PVR 000c0202 PowerPC 7400_v2.6 PVR 000c0206 PowerPC 7400_v2.7 PVR 000c0207 PowerPC 7400_v2.8 PVR 000c0208 PowerPC 7400_v2.9 PVR 000c0209 PowerPC 7400 (alias for 7400_v2.9) PowerPC Max (alias for 7400_v2.9) PowerPC G4 (alias for 7400_v2.9) PowerPC 403GA PVR 00200011 PowerPC 403GB PVR 00200100 PowerPC 403GC PVR 00200200 PowerPC 403 (alias for 403GC) PowerPC 403GCX PVR 00201400 PowerPC 401A1 PVR 00210000 PowerPC IOP480 PVR 00220000 PowerPC 401B2 PVR 00220000 PowerPC 401C2 PVR 00230000 PowerPC 401D2 PVR 00240000 PowerPC 401E2 PVR 00250000 PowerPC 401F2 PVR 00260000 PowerPC 401 PVR 00270000 PowerPC 401G2 PVR 00270000 PowerPC 970_v2.2 PVR 00390202 PowerPC 970 (alias for 970_v2.2) PowerPC 970fx_v1.0 PVR 00391100 PowerPC POWER5+_v2.1 PVR 003b0201 PowerPC POWER5+ (alias for POWER5+_v2.1) PowerPC POWER5gs (alias for POWER5+_v2.1) PowerPC 970fx_v2.0 PVR 003c0200 PowerPC 970fx_v2.1 PVR 003c0201 PowerPC 970fx_v3.0 PVR 003c0300 PowerPC 970fx_v3.1 PVR 003c0301 PowerPC 970fx (alias for 970fx_v3.1) PowerPC ppc64 (alias for 970fx_v3.1) PowerPC POWER7_v2.3 PVR 003f0203 PowerPC POWER7 (alias for POWER7_v2.3) PowerPC 970mp_v1.0 PVR 00440100 PowerPC 970mp_v1.1 PVR 00440101 PowerPC 970mp (alias for 970mp_v1.1) PowerPC POWER7+_v2.1 PVR 004a0201 PowerPC POWER7+ (alias for POWER7+_v2.1) PowerPC POWER8E_v1.0 PVR 004b0100 PowerPC POWER8E (alias for POWER8E_v1.0) PowerPC POWER8_v1.0 PVR 004d0100 PowerPC POWER8 (alias for POWER8_v1.0) PowerPC G2 PVR 00810011 PowerPC MPC603 PVR 00810100 PowerPC G2HiP3 PVR 00810101 PowerPC MPC8250_HiP3 (alias for G2HiP3) PowerPC MPC8255_HiP3 (alias for G2HiP3) PowerPC MPC8260_HiP3 (alias for G2HiP3) PowerPC MPC8264_HiP3 (alias for G2HiP3) PowerPC MPC8265_HiP3 (alias for G2HiP3) PowerPC MPC8266_HiP3 (alias for G2HiP3) PowerPC MPC8349EA PVR 00830010 PowerPC MPC8343EA PVR 00830010 PowerPC MPC8347EAT PVR 00830010 PowerPC MPC8347EA (alias for MPC8347EAT) PowerPC MPC8347T PVR 00830010 PowerPC MPC8347 (alias for MPC8347T) PowerPC MPC8347EP PVR 00830010 PowerPC MPC8343 PVR 00830010 PowerPC MPC8347EAP PVR 00830010 PowerPC MPC8347P PVR 00830010 PowerPC MPC8349 PVR 00830010 PowerPC MPC8347AT PVR 00830010 PowerPC MPC8347A (alias for MPC8347AT) PowerPC MPC8343E PVR 00830010 PowerPC MPC8349E PVR 00830010 PowerPC MPC8347AP PVR 00830010 PowerPC MPC8343A PVR 00830010 PowerPC e300c1 PVR 00830010 PowerPC MPC8349A PVR 00830010 PowerPC MPC8347ET PVR 00830010 PowerPC MPC8347E (alias for MPC8347ET) PowerPC e300c2 PVR 00840010 PowerPC e300c3 PVR 00850010 PowerPC e300 (alias for e300c3) PowerPC MPC8379 PVR 00860010 PowerPC MPC8377E PVR 00860010 PowerPC e300c4 PVR 00860010 PowerPC MPC8377 PVR 00860010 PowerPC MPC8379E PVR 00860010 PowerPC MPC8378 PVR 00860010 PowerPC MPC8378E PVR 00860010 PowerPC 740p PVR 10080000 PowerPC 750p PVR 10080000 PowerPC Conan/Doyle (alias for 750p) PowerPC Cobra PVR 10100000 PowerPC 440EPX PVR 200008d0 PowerPC 405D2 PVR 20010000 PowerPC x2vp4 PVR 20010820 PowerPC x2vp7 (alias for x2vp4) PowerPC x2vp20 PVR 20010860 PowerPC x2vp50 (alias for x2vp20) PowerPC 405GPa PVR 40110000 PowerPC 405GPb PVR 40110040 PowerPC 405CRa PVR 40110041 PowerPC 405GPc PVR 40110082 PowerPC 405GPd PVR 401100c4 PowerPC 405GP (alias for 405GPd) PowerPC 405CRb PVR 401100c5 PowerPC 405CRc PVR 40110145 PowerPC 405CR (alias for 405CRc) PowerPC 405GPe (alias for 405CRc) PowerPC STB03 PVR 40310000 PowerPC Npe4GS3 PVR 40b10000 PowerPC Npe405H PVR 414100c0 PowerPC Npe405H2 PVR 41410140 PowerPC 405EZ PVR 41511460 PowerPC Npe405L PVR 416100c0 PowerPC STB04 PVR 41810000 PowerPC 405D4 PVR 41810000 PowerPC 405 (alias for 405D4) PowerPC 405LP PVR 41f10000 PowerPC 440EPa PVR 42221850 PowerPC 440EPb PVR 422218d3 PowerPC 440EP (alias for 440EPb) PowerPC 405GPR PVR 50910951 PowerPC 405EP PVR 51210950 PowerPC STB25 PVR 51510950 PowerPC 750fx_v1.0 PVR 70000100 PowerPC 750fx_v2.0 PVR 70000200 PowerPC 750fx_v2.1 PVR 70000201 PowerPC 750fx_v2.2 PVR 70000202 PowerPC 750fl PVR 70000203 PowerPC 750fx_v2.3 PVR 70000203 PowerPC 750fx (alias for 750fx_v2.3) PowerPC 750gx_v1.0 PVR 70020100 PowerPC 750gx_v1.1 PVR 70020101 PowerPC 750gl PVR 70020102 PowerPC 750gx_v1.2 PVR 70020102 PowerPC 750gx (alias for 750gx_v1.2) PowerPC 440-Xilinx PVR 7ff21910 PowerPC 440-Xilinx-w-dfpu PVR 7ff21910 PowerPC 7450_v1.0 PVR 80000100 PowerPC 7450_v1.1 PVR 80000101 PowerPC 7450_v1.2 PVR 80000102 PowerPC 7450_v2.0 PVR 80000200 PowerPC 7441_v2.1 PVR 80000201 PowerPC 7450_v2.1 PVR 80000201 PowerPC 7450 (alias for 7450_v2.1) PowerPC Vger (alias for 7450_v2.1) PowerPC 7451_v2.3 PVR 80000203 PowerPC 7451 (alias for 7451_v2.3) PowerPC 7441_v2.3 PVR 80000203 PowerPC 7441 (alias for 7441_v2.3) PowerPC 7451_v2.10 PVR 80000210 PowerPC 7441_v2.10 PVR 80000210 PowerPC 7445_v1.0 PVR 80010100 PowerPC 7455_v1.0 PVR 80010100 PowerPC 7455_v2.1 PVR 80010201 PowerPC 7445_v2.1 PVR 80010201 PowerPC 7455_v3.2 PVR 80010302 PowerPC 7455 (alias for 7455_v3.2) PowerPC Apollo6 (alias for 7455_v3.2) PowerPC 7445_v3.2 PVR 80010302 PowerPC 7445 (alias for 7445_v3.2) PowerPC 7445_v3.3 PVR 80010303 PowerPC 7455_v3.3 PVR 80010303 PowerPC 7445_v3.4 PVR 80010304 PowerPC 7455_v3.4 PVR 80010304 PowerPC 7447_v1.0 PVR 80020100 PowerPC 7457_v1.0 PVR 80020100 PowerPC 7447_v1.1 PVR 80020101 PowerPC 7457_v1.1 PVR 80020101 PowerPC 7457_v1.2 PVR 80020102 PowerPC 7457 (alias for 7457_v1.2) PowerPC Apollo7 (alias for 7457_v1.2) PowerPC 7457A_v1.0 PVR 80030100 PowerPC Apollo7PM (alias for 7457A_v1.0) PowerPC 7447A_v1.0 PVR 80030100 PowerPC 7457A_v1.1 PVR 80030101 PowerPC 7447A_v1.1 PVR 80030101 PowerPC 7447A_v1.2 PVR 80030102 PowerPC 7447A (alias for 7447A_v1.2) PowerPC 7457A_v1.2 PVR 80030102 PowerPC 7457A (alias for 7457A_v1.2) PowerPC MPC8610 PVR 80040010 PowerPC MPC8641D PVR 80040010 PowerPC e600 PVR 80040010 PowerPC MPC8641 PVR 80040010 PowerPC 7448_v1.0 PVR 80040100 PowerPC 7448_v1.1 PVR 80040101 PowerPC 7448_v2.0 PVR 80040200 PowerPC 7448_v2.1 PVR 80040201 PowerPC 7448 (alias for 7448_v2.1) PowerPC 7410_v1.0 PVR 800c1100 PowerPC 7410_v1.1 PVR 800c1101 PowerPC 7410_v1.2 PVR 800c1102 PowerPC 7410_v1.3 PVR 800c1103 PowerPC 7410_v1.4 PVR 800c1104 PowerPC 7410 (alias for 7410_v1.4) PowerPC Nitro (alias for 7410_v1.4) PowerPC e500_v10 PVR 80200010 PowerPC MPC8540_v10 PVR 80200010 PowerPC MPC8541E_v11 PVR 80200020 PowerPC MPC8541E (alias for MPC8541E_v11) PowerPC MPC8541_v10 PVR 80200020 PowerPC MPC8541_v11 PVR 80200020 PowerPC MPC8541 (alias for MPC8541_v11) PowerPC e500_v20 PVR 80200020 PowerPC e500v1 (alias for e500_v20) PowerPC MPC8540_v20 PVR 80200020 PowerPC MPC8541E_v10 PVR 80200020 PowerPC MPC8540_v21 PVR 80200020 PowerPC MPC8540 (alias for MPC8540_v21) PowerPC MPC8555_v10 PVR 80210010 PowerPC MPC8548E_v10 PVR 80210010 PowerPC MPC8543E_v10 PVR 80210010 PowerPC MPC8560_v10 PVR 80210010 PowerPC MPC8543_v10 PVR 80210010 PowerPC MPC8555E_v10 PVR 80210010 PowerPC MPC8548_v10 PVR 80210010 PowerPC e500v2_v10 PVR 80210010 PowerPC MPC8548E_v11 PVR 80210011 PowerPC MPC8555_v11 PVR 80210011 PowerPC MPC8555 (alias for MPC8555_v11) PowerPC MPC8543E_v11 PVR 80210011 PowerPC MPC8543_v11 PVR 80210011 PowerPC MPC8555E_v11 PVR 80210011 PowerPC MPC8555E (alias for MPC8555E_v11) PowerPC MPC8548_v11 PVR 80210011 PowerPC MPC8548E_v20 PVR 80210020 PowerPC MPC8543E_v20 PVR 80210020 PowerPC MPC8560_v20 PVR 80210020 PowerPC MPC8543_v20 PVR 80210020 PowerPC MPC8548_v20 PVR 80210020 PowerPC MPC8547E_v20 PVR 80210020 PowerPC e500v2_v20 PVR 80210020 PowerPC MPC8545_v20 PVR 80210020 PowerPC MPC8545E_v20 PVR 80210020 PowerPC MPC8545E_v21 PVR 80210021 PowerPC MPC8545E (alias for MPC8545E_v21) PowerPC MPC8548E_v21 PVR 80210021 PowerPC MPC8548E (alias for MPC8548E_v21) PowerPC MPC8533_v10 PVR 80210021 PowerPC MPC8544_v10 PVR 80210021 PowerPC MPC8543E_v21 PVR 80210021 PowerPC MPC8543E (alias for MPC8543E_v21) PowerPC MPC8560_v21 PVR 80210021 PowerPC MPC8560 (alias for MPC8560_v21) PowerPC MPC8543_v21 PVR 80210021 PowerPC MPC8543 (alias for MPC8543_v21) PowerPC MPC8548_v21 PVR 80210021 PowerPC MPC8548 (alias for MPC8548_v21) PowerPC MPC8544E_v10 PVR 80210021 PowerPC e500v2_v21 PVR 80210021 PowerPC MPC8533E_v10 PVR 80210021 PowerPC MPC8545_v21 PVR 80210021 PowerPC MPC8545 (alias for MPC8545_v21) PowerPC MPC8547E_v21 PVR 80210021 PowerPC MPC8547E (alias for MPC8547E_v21) PowerPC MPC8544E_v11 PVR 80210022 PowerPC MPC8544E (alias for MPC8544E_v11) PowerPC MPC8568 PVR 80210022 PowerPC e500v2_v22 PVR 80210022 PowerPC e500 (alias for e500v2_v22) PowerPC e500v2 (alias for e500v2_v22) PowerPC MPC8533E_v11 PVR 80210022 PowerPC MPC8533E (alias for MPC8533E_v11) PowerPC MPC8544_v11 PVR 80210022 PowerPC MPC8544 (alias for MPC8544_v11) PowerPC MPC8533_v11 PVR 80210022 PowerPC MPC8533 (alias for MPC8533_v11) PowerPC MPC8568E PVR 80210022 PowerPC MPC8567E PVR 80210022 PowerPC MPC8567 PVR 80210022 PowerPC MPC8572E PVR 80210030 PowerPC e500v2_v30 PVR 80210030 PowerPC MPC8572 PVR 80210030 PowerPC e500mc PVR 80230020 PowerPC e5500 PVR 80240020 PowerPC G2H4 PVR 80811010 PowerPC G2HiP4 PVR 80811014 PowerPC MPC8241 (alias for G2HiP4) PowerPC MPC8245 (alias for G2HiP4) PowerPC MPC8250 (alias for G2HiP4) PowerPC MPC8250_HiP4 (alias for G2HiP4) PowerPC MPC8255 (alias for G2HiP4) PowerPC MPC8255_HiP4 (alias for G2HiP4) PowerPC MPC8260 (alias for G2HiP4) PowerPC MPC8260_HiP4 (alias for G2HiP4) PowerPC MPC8264 (alias for G2HiP4) PowerPC MPC8264_HiP4 (alias for G2HiP4) PowerPC MPC8265 (alias for G2HiP4) PowerPC MPC8265_HiP4 (alias for G2HiP4) PowerPC MPC8266 (alias for G2HiP4) PowerPC MPC8266_HiP4 (alias for G2HiP4) PowerPC G2le PVR 80820010 PowerPC G2GP PVR 80821010 PowerPC G2leGP PVR 80822010 PowerPC MPC5200_v10 PVR 80822011 PowerPC MPC5200B_v20 PVR 80822011 PowerPC MPC5200_v11 PVR 80822011 PowerPC MPC5200B_v21 PVR 80822011 PowerPC MPC5200B (alias for MPC5200B_v21) PowerPC MPC5200_v12 PVR 80822011 PowerPC MPC52xx (alias for MPC5200_v12) PowerPC MPC5200 (alias for MPC5200_v12) PowerPC G2leGP1 PVR 80822011 PowerPC G2leGP3 PVR 80822013 PowerPC MPC82xx (alias for G2leGP3) PowerPC PowerQUICC-II (alias for G2leGP3) PowerPC MPC8247 (alias for G2leGP3) PowerPC MPC8248 (alias for G2leGP3) PowerPC MPC8270 (alias for G2leGP3) PowerPC MPC8271 (alias for G2leGP3) PowerPC MPC8272 (alias for G2leGP3) PowerPC MPC8275 (alias for G2leGP3) PowerPC MPC8280 (alias for G2leGP3) PowerPC e200z5 PVR 81000000 PowerPC e200z6 PVR 81120000 PowerPC e200 (alias for e200z6) PowerPC G2LS PVR 90810010 PowerPC G2leLS PVR a0822010 PowerPC host