Hello. I bisected this problem with fonts (and multicolored vertical stripes) in qemu git (ppc64-softmmu)
guest@slax:/dev/shm/qemu$ git bisect good 7b8fe477e12b164dda97f79e27b55b805d90384f is the first bad commit commit 7b8fe477e12b164dda97f79e27b55b805d90384f Author: Richard Henderson <richard.hender...@linaro.org> Date: Fri Feb 15 10:00:46 2019 +0000 target/ppc: convert VSX logical operations to vector operations Signed-off-by: Richard Henderson <richard.hender...@linaro.org> Acked-by: David Gibson <da...@gibson.dropbear.id.au> Message-Id: <20190215100058.20015-6-mark.cave-ayl...@ilande.co.uk> Signed-off-by: David Gibson <da...@gibson.dropbear.id.au> :040000 040000 da3024ad2c9dfc3b7170516a8b321ef8c5d5bdf8 a0257b9f5880ecc8e7001a59ccaa10407084623f M target guest@slax:/dev/shm/qemu$ git bisect log git bisect start # good: [32a1a94dd324d33578dca1dc96d7896a0244d768] Update version for v3.1.0 release git bisect good 32a1a94dd324d33578dca1dc96d7896a0244d768 # bad: [86c7e2f4a93322a76afea5ee6806a83420d1dfea] Merge remote-tracking branch 'remotes/berrange/tags/authz-core-pull-request' into staging git bisect bad 86c7e2f4a93322a76afea5ee6806a83420d1dfea # good: [95ebd99dcd37b8574426c876502bfcc7c299584b] target/arm: Decode PAuth within disas_data_proc_1src git bisect good 95ebd99dcd37b8574426c876502bfcc7c299584b # good: [268dfefa690b2bdee1f8c5090d2343871cf3467c] hw/microblaze/Makefile.objs: Create configs for petalogix and xilinx boards git bisect good 268dfefa690b2bdee1f8c5090d2343871cf3467c # good: [f5117fd28552fe3fe32ef0495582b1caaef7a28d] hw/mips_cpc: kick a VP when putting it into Run statewq git bisect good f5117fd28552fe3fe32ef0495582b1caaef7a28d # bad: [2e68b8620637a4ee8c79b5724144b726af1e261b] Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-4.0-20190219' into staging git bisect bad 2e68b8620637a4ee8c79b5724144b726af1e261b # good: [4c668f4a3d684ec133a52d936314379f6edd672e] target/ppc: Remove some #if 0'ed code git bisect good 4c668f4a3d684ec133a52d936314379f6edd672e # bad: [9b5b74da0a07a89ef71c7f7da0b36560a3bac521] target/ppc: Split out VSCR_SAT to a vector field git bisect bad 9b5b74da0a07a89ef71c7f7da0b36560a3bac521 # good: [444d6ca301d97de141a502851940943b09a9ebee] spapr/irq: Use the "simple" ICS class for KVM git bisect good 444d6ca301d97de141a502851940943b09a9ebee # bad: [9bb0048ec6f8f3bcc144b2c5769d9301e824f946] target/ppc: convert xxspltw to vector operations git bisect bad 9bb0048ec6f8f3bcc144b2c5769d9301e824f946 # good: [471ff3d0257135b938d0a5f2181f22cd753d50de] target/ppc: convert vspltis[bhw] to use vector operations git bisect good 471ff3d0257135b938d0a5f2181f22cd753d50de # bad: [7b8fe477e12b164dda97f79e27b55b805d90384f] target/ppc: convert VSX logical operations to vector operations git bisect bad 7b8fe477e12b164dda97f79e27b55b805d90384f # good: [0f6a6d5db853c0cbe438c1831c70710bfb6530ee] target/ppc: convert vsplt[bhw] to use vector operations git bisect good 0f6a6d5db853c0cbe438c1831c70710bfb6530ee # first bad commit: [7b8fe477e12b164dda97f79e27b55b805d90384f] target/ppc: convert VSX logical operations to vector operations guest@slax:/dev/shm/qemu$ configure line: setarch i686 ./configure --target-list=ppc64-softmmu launch line: ppc64-softmmu/qemu-system-ppc64 -display sdl,gl=on -hda /mnt/sdb1/PPC-img/alpine_disk.img where alpine_disk.img is HDD installed Alpine 3.7 for ppc64le with xfce4 desktop.