506 FTBFS packages on ppc64 without patch
buildapp_1.5.6-5 
castle-game-engine_7.0~alpha.3+dfsg2-5#1043780 - castle-game-engine: Fails to build source after successful build
direnv_2.37.1-1 
dnsdist_2.1.0-2 
fdb_5.22.0-1 
gdu_5.36.1-1#1137625 - gdu: FTBFS when using ZFS
gir-to-d_0.23.4-3 
glycin_2.1.5+ds-2 
gnome-music_50.0-1 
golang-1.27_1.27~rc2-1 
haskell-inspection-testing_0.6.2-1#1044191 - haskell-inspection-testing: Fails to build source after successful build
hedgewars_1.0.3-4 
ipp-usb_0.9.31-2 
justbuild_1.6.5-0.1 
libobject-pad-perl_0.825-1 
lomiri-ui-toolkit_1.3.6000~really1.3.5906+dfsg-2 
mesa_26.1.5-1#744387 - libgl1-mesa-glx: the problem with failing to load nouveau/ati driver not fixed yet
#1010838 - Mesa 22.x regression on mipsel: GTK4 test segfaults with llvmpipe
#1119819 - mesa: FTBFS on alpha, hppa, m68k, sh4: R600 Gallium driver configured to require LLVM
#1137720 - mesa: Mesa 26.0+ FTBFS on ppc64 due to endianness issues
metkit_1.19.0-1 
mir-core_1.7.0-1 
mustache-d_0.1.4-1 
openvpn-auth-oauth2_1.28.3-2 
paflib_0.3.0-1 
pgloader_3.6.10-5#1105565 - pgloader: FTBFS with make --shuffle=reverse: make[2]: *** [Makefile:125: regress/out/xzero.out] Error 1 shuffle=reverse
prometheus-snmp-exporter_0.30.1-1 
textql_2.0.3-5 
wlcs_1.8.1-2 
age-plugin-tpm_1.0.1-2 
botan3_3.12.0+dfsg-2#1127114 - botan3: will FTBFS during forky support period
cubature_1.0.4+ds-3 
dnsjit_1.5.1-6 
dustmite_0.0.430-2.1 
ectrans_1.8.0-1 
evolver_2.70+ds-10 
git-annex_10.20251029-1 
golang-github-alecthomas-chroma_0.10.0-6 
golang-github-alecthomas-chroma-v2_2.27.0-1 
golang-github-canonical-go-dqlite_3.0.4-1#981680 - golang-github-canonical-go-dqlite FTBFS: test failures
golang-github-cloudflare-cfssl_1.6.5-2 
golang-github-coredhcp-coredhcp_0.0.0+git.20250806.f7e98e4-1 
golang-github-rubenv-sql-migrate_0.0~git20191213.0633851-4 
golang-github-tinylib-msgp_1.6.4-1 
jblas_1.2.5+dfsg-1 
kitty_0.47.4-1 
libgpg-error_1.61-3 
liquidsoap_2.4.2-1#1131579 - liquidsoap: FTBFS: Fatal error: exception Avutil.Error(Could not find OCaml value for 86124 in AV_CODEC_ID_CODEC_ID_TAB. Do you need to recompile the ffmpeg binding?)
#1131745 - liquidsoap: autopkgtest regression with ffmpeg 8.1
luakit_1:2.4.0-1 
nfs-ganesha_9.14-1#1117588 - FTBFS: python3-nfs-ganesha missing files: usr/lib/ganesha/gpfs-epoch
onnxruntime_1.23.2+dfsg-6#1133592 - onnxruntime: ftbfs with GCC-16
openmm_8.1.2+dfsg-12 
pbbam_2.4.0+dfsg-4 
pd-xsample_0.3.2+git20170905.1.4441ae5-7 
python-biopython_1.87+dfsg-3 
python-lupa_2.4+dfsg-1#1125152 - python-lupa: segfault on ppc64el when built with LuaJIT
python-skbio_0.6.3-2#1128281 - python-skbio: tests fail with scipy 1.17
rust-librocksdb-sys_0.17.1-2 
rygel_45.2-1#1045777 - rygel: Fails to build source after successful build
sigsum-go_0.14.1-2 
snapd_2.76-1#1047693 - snapd: Fails to build source after successful build
389-ds-base_3.1.2+vendor1-2#1044131 - 389-ds-base: Fails to build source after successful build
#1049845 - 389-ds-base: Fails to build binary packages again after successful build
aerc_0.21.0-2 
audacity_3.7.8+dfsg-1#1021152 - audacity: FTBFS on armel, s390x
bazaar_0.9.1-2 
cataclysm-dda_0.I-1#1105263 - cataclysm-dda: FTBFS with make --shuffle=reverse: src/main.cpp:68:13: fatal error: prefix.h: No such file or directory
changie_1.25.1-1 
commons-daemon_1.0.15-12 
dcontainers_0.9.0-2 
ddnet_19.8.2+ds-1 
deal.ii_9.7.1-6#1140247 - deal.ii: FTBFS: fatal: base/CMakeFiles/object_base_debug.dir/quadrature_lib.cc.o:(.debug_gdb_scripts): string is not null terminated
debian-installer_20260628#691209 - Install hfsprogs on powerpc machines by default
#806984 - debian-installer: ftbfs because d-i needs network to build…
#1068197 - debian-installer: accesses the internet during build
distorm3_3.5.2b+ds-1 
dnscrypt-proxy_2.1.18+ds1-1 
dub_1.40.0-1 
go-spdx_2.6.0-1 
gokey_0.2.0-1 
golang-github-containernetworking-plugins_1.1.1+ds1-4 
golang-github-cowsql-go-cowsql_1.22.0-3 
golang-github-dataence-porter2_0.0~git20150829.56e4718-5 
golang-github-mendersoftware-mender-artifact_3.9.0+ds1-3 
golang-github-tdewolff-minify_2.24.13-2 
golang-golang-x-vuln_1.6.0-1 
gomuks_0.3.1+ds-2 
gtk3bindings_0.1.1-1 
highwayhash_0~git20200803.9490b14-5 
incus_7.0.1-1 
lazygit_0.57.0+ds1-1 
libpappsomspp_0.11.26-1 
mender-client_3.4.0+ds1-5#1137184 - mender-client/experimental FTBFS with Boost 1.90
miniflux_2.3.2-1 
mjpegtools_1:2.2.1-3 
moor_2.12.3-1 
ntfy_2.24.0-1 
oggvideotools_0.9.1-7.1 
openjdk-26_26.0.2+10-2 
ovn_26.03.1-1 
pcsxr_1.9.94-8 
pljs_1.0.5-1 
procdump_2.2-5 
prometheus-bird-exporter_1.4.5-1 
prometheus-node-exporter_1.11.1-3 
python-dicompylercore_0.5.6-4 
restic_0.19.1-1 
rootlesskit_2.0.2-2 
rust-coreutils_0.9.0-3 
sogo_5.12.9-1#1070413 - sogo fails to build when test succeeds
soju_0.10.1-2 
speedtest-go_1.7.10-1 
ssh-tools_1.9-2 
transgui_5.18.0+dfsg-5 
trimesh_4.5.1-3#1098270 - trimesh: Build fails on s390x due to math errors in autopkgtest
vip-manager2_4.2.0-1 
witr_0.3.1+ds-1 
wycheproof_0.0~git20260625.ee7b4f7-1 
yubihsm-connector_3.0.7-2 
aircrack-ng_1:1.7+git20230807.4bf83f1a-3#1044086 - aircrack-ng: Fails to build source after successful build
android-platform-build-kati_10.0.0+r32+git20220314.09dfa26c4e59-8 
async-profiler-java_3.0+dfsg.1-3 
bingo_0.10.0-2 
c2go_0.26.11-3 
caddy_2.11.4-1 
cam2ip_1.6-5 
chasquid_1.18.0-1 
cli53_0.9.0-2 
clnkr_0.3.11-1 
cp2k_2025.2-3#1130069 - cp2k FTBFS on s390x
dasel_3.11.2-1 
desync_1.0.3-3 
diffutils_1:3.12-1 
ergochat_2.18.0+ds-1 
etcd_3.5.30-2 
fortran-stdlib_0.8.1-2 
g10k_0.9.10-3 
gatk-fermilite_1.2.1+dfsg-3 
gir2pas_0.1.1-1 
glow_2.1.2-1 
go-sendxmpp_0.17.0-1 
gocryptfs_2.6.1-1 
gokr-rsync_0.3.4-1 
golang-github-containers-gvisor-tap-vsocks_0.8.1-4 
golang-github-docker-docker-credential-helpers_0.9.6+ds1-2 
golang-github-go-jose-go-jose_4.1.4-2 
golang-github-golang-mock_1.6.0-3 
golang-github-grpc-ecosystem-grpc-gateway_2.27.2-3 
golang-github-maxbrunsfeld-counterfeiter_6.12.0-2 
golang-github-micromdm-scep_2.3.0-3 
golang-github-onsi-ginkgo-v2_2.28.1-2 
golang-github-pb33f-libopenapi-validator_0.13.8-2 
golang-github-planetscale-vtprotobuf_0.6.0-3 
golang-github-pocketbase-pocketbase_0.39.4+ds-3 
golang-github-rootless-containers-bypass4netns_0.4.2-1 
golang-github-santhosh-tekuri-jsonschema_6.0.2-4 
golang-github-ugorji-go-codec_1.2.8-2 
golang-github-xenolf-lego_4.35.2-3 
golang-github-zmap-zlint_3.6.2-5 
golang-golang-x-exp_0.0~git20260529.c761662-1 
golang-golang-x-tools_1:0.46.0+ds-1 
golang-google-grpc_1.81.1-1 
golang-honnef-go-tools_2026.1-4 
golang-mvdan-sh_3.13.1-1 
gopls_2:0.22.0+ds-2 
grep_3.12-1 
hey_0.1.5-1 
hub_2.14.2~ds1-3 
hut_0.8.0-1 
in-toto-golang_0.11.0+ds-1 
irtt_0.9.1-1 
kanarenshu_0.1.4-1 
libcaes_0~20251121-1 
librespeed-cli_1.0.13-1 
lomiri-push-service_0.100.2-1#1141234 - lomiri-push-service: fails to build on s390x
madonctl_3.0.3+ds1-1 
mptp_0.2.5-2 
nextdns_1.47.3+ds-1 
numba_0.65.1+dfsg-3 
osmocom-analog_0.0~git20250208.4ebf64f-1 
pebble_2.10.0+ds1-2 
powerline-go_1.26-1 
prometheus-alertmanager_0.31.1+ds-2#1139523 - prometheus-alertmanager: FTBFS: cannot unmarshal !!str `BAD` into config.plain
prometheus-haproxy-exporter_0.15.0-4 
prometheus-mysqld-exporter_0.19.0-2 
prometheus-process-exporter_0.8.7-2 
prometheus-redis-exporter_1.86.0-1 
pyephem_4.2.1-1 
pyftdi_0.57.1-1#1048912 - pyftdi: Fails to build source after successful build
pygobject_3.56.3-1 
python-moderngl_5.12.0-2 
readerwriterqueue_1.0.7-1 
reposurgeon_4.38-3 
rust-dns-lookup_1.0.8-5 
rust-merlin_3.0.0-1 
rust-random-trait_0.1.1-1 
rust-regress_0.10.5-1 
rust-rust-i18n-support_4.1.0-2 
rust-serde-bser_0.4.0-1 
schism_2:20260524-1 
senpai_0.5.0-2 
sfcgal_2.3.0-1 
shoelaces_1.4.0-3 
siso_1.5.21+ds-1 
snap-aligner_2.0.5+dfsg-1 
supercronic_0.2.45-1 
tea-cli_0.11.1-1 
torchwood_0.9.0-6 
tty-share_2.4.1+ds-1 
vip-manager_1.0.2-11 
wego_2.4-1 
wrk_4.1.0-4 
xmpp-dns_0.6.3-1 
yq-go_4.53.3+ds-1 
age_1.3.1-3 
alembic-graphics_1.8.9-1 
aws-nuke_2.16.0-1 
burrow_1.2.1-4 
cidr_2.3.0-1 
cld2_0.0.0-git20150806-10#865162 - cld2 FTBFS on big endian: checking non-dynamic implementations of dynamic data methods FAIL
cliphist_0.5.0-1 
cloudsql-proxy_1.33.14-1 
curlie_1.8.2-1 
dnss_0.1.0-1 
docker-registry_2.8.3+ds1-2 
driftnet_1.5.0-0.3 
elvish_0.21.0-2 
ez-ipam_0.3.3-1 
ffuf_2.1.0-1 
gifwrap_0.0.7-1 
git-sizer_1.5.0-3 
gitleaks_8.26.0-1 
go-jsonschema_0.23.1-2 
goda_0.5.7-1 
golang-github-anacrolix-dms_1.6.0-2 
golang-github-anacrolix-missinggo_2.1.0-7#1017544 - golang-github-anacrolix-missinggo: FTBFS: test failures
golang-github-aymerick-douceur_0.2.0-3 
golang-github-bmatsuo-lmdb-go_1.8.0+git20170215.a14b5a3-4 
golang-github-cheekybits-genny_1.0.0-8 
golang-github-cloudflare-redoctober_0.0~git20161017.0.78e9720-5 
golang-github-compose-spec-compose-go_2.9.1-3 
golang-github-francoispqt-gojay_1.2.13-6 
golang-github-google-wire_0.6.0-1#1010387 - golang-github-google-wire: FTBFS on armhf
golang-github-hashicorp-serf_0.10.1-1 
golang-github-hashicorp-terraform-config-inspect_0.0~git20230614.f32df32-2 
golang-github-hugelgupf-p9_0.3.0-2.1 
golang-github-katalix-go-l2tp_0.1.8-1 
golang-github-muka-go-bluetooth_5.60-3 
golang-github-multiformats-go-multiaddr_0.16.1-2 
golang-github-pingcap-failpoint_0.0~git20240528.b51a646-1 
golang-github-protocolbuffers-txtpbfmt_0.0~git20241112.20d2c9e-2 
golang-github-rogpeppe-go-internal_1.14.1-2 
golang-sourcehut-emersion-gqlclient_0.0~git20230820.8873fe0-1 
golang-v2ray-core_4.34.0+ds-6 
gtk4_4.22.4+ds-1#1024391 - gtk4: FTBFS on big-endian: some dependency made border-image-excess-size reftest regress
#1044991 - gtk4: Fails to build source after successful build
#1080327 - gtk4: intermittent test failure in gsk/scaling test: generated texture for r16g16b16a16-float* doesn't match reference
#1081952 - gtk4: FTBFS on powerpc: gtk:gtk / sorter test fails
#1094844 - gtk4: 4.17.3 fails to build on armel & armhf: memorytexture & scaling test failures
hcloud-cli_1.39.0-3 
ignition_2.14.0+ds1-1 
immich-go_0.31.0-2 
jqp_0.7.0-1 
kappanhang_1.3-2 
lepton-eda_1.9.18-4 
libslow5lib_1.4.0+dfsg-2 
lua-vips_1.1.12-2#1073143 - lua-vips: Bus error in lua jit during tests
macs_3.0.4-1 
mender-cli_1.9.0+ds1-2 
miller_6.18.1-1 
mockery_2.15.0-1 
ndpi_4.2-2.1 
nebula_1.10.3+dfsg-2 
oarc-dsc_2.16.1-1 
packetq_1.7.3+dfsg-10 
pocketsphinx_5.1.1-1 
prometheus-bind-exporter_0.8.0-1 
prometheus-hacluster-exporter_1.4.0-1 
prometheus-homeplug-exporter_0.4.0-1 
prometheus-ipmi-exporter_1.10.1-1 
prometheus-mailexporter_1.0+git20190716.c60d197-1 
prometheus-mysqlrouter-exporter_6.0.1-1 
prometheus-pgbackrest-exporter_0.23.0+ds1-1 
prometheus-pgbouncer-exporter_1:0.12.0-1 
prometheus-smokeping-prober_0.11.0-1 
prometheus-squid-exporter_1.13.0-1 
prometheus-systemd-exporter_0.7.0-1 
protobuild_0.3.0-2 
pybigwig_0.3.25+dfsg-1 
python-fitsio_1.4.2+ds-1#1047081 - python-fitsio: Fails to build source after successful build
python-ltfatpy_1.1.2-3#861095 - python-ltfatpy: FTBFS: ValueError: Little-endian buffer not supported
python-pairix_0.3.8-1 
reflex_0.3.2-1 
rocketcea_1.2.1-2 
sleef_3.9.0-1 
spirv-reflect_1.4.341.0-1 
sshesame_0.0~git20210926.d7fdb81-1 
stayrtr_0.6.4-1 
terraform-switcher_0.13.1308+ds-1 
tfk8s_0.1.10-2 
vtk9_9.6.2+dfsg1-2#1126484 - vtk9: xdmf3 module fails to build on 32-bit architectures
watchman_4.9.0-9 
wormhole-william_1.0.7-1 
wpewebkit_2.52.5-1 
xq_1.4.0-1 
yosys_0.66-1 
zfind_0.4.7-3 
acmetool_0.2.2-3 
alertmanager-irc-relay_0.5.1-3 
arduino-builder_1.3.25-5#1043994 - arduino-builder: Fails to build source after successful build
badger_4.8.0-2#1078496 - badger: FTBFS on ppc64el: --- FAIL: TestTableBigValues (0.81s)
bitwuzla_0.8.2-3 
casilda_1.4.0-1 
certspotter_0.18.0-1 
ckermit_1:11.0.502-2 
coq-bignums_9.0.0+coq8.20-1 
coq-dpdgraph_1.0+8.20-1 
coq-ext-lib_0.13.0-1 
coq-hammer_1.3.2+8.20-1 
coq-record-update_0.3.4-4 
coq-reduction-effects_0.1.5-5 
coq-stdpp_1.11.0-1#1045073 - coq-stdpp: Fails to build source after successful build
coq-unimath_20240923-2 
deck_1.4.0-2 
dmarc-cat_0.15.0-1 
duf_0.9.1-1 
email-reminder_1.1.0-2 
emptty_0.13.0-1 
filament_1.9.25+dfsg3-3#1006837 - Segmentation fault in material compiler on mips64el
fq_0.9.0-2 
geary_46.0-14 
ggd-utils_1.0.0+ds-3 
gh_2.46.0-4 
git-credential-azure_0.3.0-1 
git-lfs_3.7.1-1 
gnote_50.1-1 
go-mmproxy_2.2.1-2 
goawk_1.29.0-1 
gobuster_3.8.2-1 
gojq_0.12.13-1 
golang-connectrpc-connect_1.14.0-1 
golang-github-a-h-templ_0.3.1001+ds-2 
golang-github-cloudsoda-sddl_0.0~git20250224.926454e-2 
golang-github-colinmarc-hdfs_2.4.0-1 
golang-github-google-go-attestation_0.6.0-1 
golang-github-humanlogio-humanlog_0.7.6+really0.7.5+git20231011.deb0543+ds1-1 
golang-github-multiformats-go-multihash_0.2.3-1 
golang-github-niklasfasching-go-org_1.9.1-4 
google-guest-agent_20211116.00-7#1127118 - google-guest-agent: will FTBFS during forky support period
gosop_1.1.0-3 
gotestsum_1.8.2-2 
gsocket_1.4.43-4 
gsort_0.1.5-1 
gum_0.17.0-1 
gvars3_0.0~git20220105194034.62f5a78-7 
ivar_1.4.4+dfsg-2#1105421 - ivar: FTBFS with make --shuffle=reverse: dh_auto_test: error: make -j1 check "TESTSUITEFLAGS=-j1 --verbose" VERBOSE=1 returned exit code 2
kind_0.31.0-2 
kubernetes-split-yaml_0.4.0-1 
lf_41+ds-1 
libldac_2.0.2.3+git20200429+ed310a0-5#980372 - libldac: FTBFS on all big-endian architectures: #error unsupported byte order
libproxyprotocol_1.3.3-1 
mariadb-connector-python_1.1.14-2 
mender-connect_2.3.0+ds1-1#1102246 - mender-connect: FTBFS: FAIL github.com/mendersoftware/mender-connect/app
micropython_1.26.1+ds-1 
mmark_2.2.25+dfsg1-2 
mmdbinspect_2.0.0-1 
n2n_3.1.1-3 
nerdlog_1.10.0-2 
oras_1.3.0-1 
ott_0.34+ds-1 
panicparse_2.5.0-1 
paramcoq_1.1.3+coq8.20-1 
prometheus-apache-exporter_1.0.11-1 
prometheus-blackbox-exporter_0.28.0-1 
prometheus-dnsmasq-exporter_0.3.0-2 
prometheus-elasticsearch-exporter_1.10.0-1 
prometheus-exporter-exporter_0.5.0-1 
prometheus-frr-exporter_1.11.0-1 
prometheus-libvirt-exporter_0.2.0-2 
prometheus-mongodb-exporter_1.0.0+git20180522.e755a44-5 
prometheus-nextcloud-exporter_0.8.0-2 
prometheus-nginx-exporter_1.5.1-1 
prometheus-phpfpm-exporter_0.6.0-1 
prometheus-postgres-exporter_0.19.1-1 
prometheus-script-exporter_3.0.1-1 
prometheus-sensor-exporter_0.1.0-2 
python-pysam_0.23.3+ds-2 
restic-rest-server_0.14.0-1 
rust-subversion_0.1.12-1#1103725 - rust-subversion: FTBFS on many archs: expected raw pointer *const u8, found *const i8
service-wrapper-java_3.5.51-2#1105612 - service-wrapper-java: FTBFS with make --shuffle=reverse: [exec] loggerjni.c:269:1: fatal error: opening dependency file .deps/loggerjni.pp: No such file or directory
sideretro_1.1.6-3 
smallerc_1.0.2+dfsg-1 
smartctl-exporter_0.14.0-2 
sptlrx_1.3.1-1 
tkey-ssh-agent_1.1.1+ds-1 
umoci_0.6.0+ds-1 
vcfanno_0.3.7+ds-1 
wait4x_3.6.0-1 
warzone2100_4.7.0-2 
yubikey-touch-detector_1.12.5-1 
aac-tactics_8.20.0-1 
aflplusplus_4.33c-1.2#1132061 - aflplusplus: ftbfs with GCC-16
bpftune_0.4.2.10.g4712347-1 
coq-hott_9.0-1 
coq-unicoq_1.6-8.20-1 
didder_1.3.0-1 
fcitx5-bamboo_1.0.10-1 
flocq_4.2.1-1 
fvwm3_1.1.5+ds-1 
git-credential-oauth_0.17.2-2 
golang-github-coreos-discovery-etcd-io_2.0.0+git2019.04.19.git.78fb45d3c9-4 
golang-github-golang-protobuf-1-5_1.5.4-2 
golang-github-googleapis-enterprise-certificate-proxy_0.3.6-1 
golang-github-landlock-lsm-go-landlock_0.9.0-1 
golang-github-mattn-go-sqlite3_1.14.47~ds1-1 
golang-github-traefik-yaegi_0.16.1+git20260209.fcb76d1-2 
golang-google-protobuf_1.36.10-2 
haskell-arithmoi_0.13.2.0-2 
hhsuite_3.3.0+ds-10 
icingadb_1.5.1-1 
kxd_0.17-1#1047930 - kxd: Fails to build source after successful build
landrun_0.1.15-2 
libdng_0.2.2-1 
libksysguard_4:6.7.2-3 
librtpi_1.0.0-3 
mage_1.17.1+ds-1 
minijks_1.2.0-1 
nats-server_2.14.3-1 
ncl_6.6.2.dfsg.1-12#1049226 - ncl: Fails to build source after successful build
#1105423 - ncl: FTBFS with make --shuffle=reverse: make[2]: *** No rule to make target 'depend'. Stop.
openexr_3.4.6+ds-4 
png2svg_1.7.1-1 
pwru_1.0.5+ds1-5 
quill_12.1.0-1 
repowerd_2026.06-1 
robotraconteur_1.2.8-1 
rust-criterion-cycles-per-byte_0.6.1-1 
rust-lv2-sys_2.0.0-1.1 
rust-mach-o-sys_0.1.1-3#953285 - rust-mach-o-sys fails on architectures with unsigned char
#976484 - rust-mach-o-sys: unsigned values cannot be negated
snid_0.4.0-1 
yubikey-agent_0.1.6-4 
arduino-cli_1.5.1-1 
bpfilter_0.6.0-2 
libextractor_1:1.17-1 
llvm-toolchain-19_1:19.1.7-22 
openorienteering-mapper_0.9.6-2#1137565 - openorienteering-mapper: FTBFS on armhf: test failures
#1137566 - openorienteering-mapper: FTBFS on s390x: test failures
pocl_6.0-7#1074261 - pocl: FTBFS on several arches due to failing tests
rmlint_2.10.3-3 
rust-clipper2c-sys_0.2.0+dfsg-1 
sedutil_1.20.0-2 
td_1.8.38~git20251126.f0d04d3+dfsg-1 
td1.8.11_1.8.11~git20230202.3179d35+dfsg-5#1114652 - td1.8.11: FTBFS on hppa and ppc64 - Unsupported tl-schema version -1
zycore-c_1.5.2-1 
golang-github-d5-tengo_2.17.0-2 
litecoin_0.21.4-1#1097305 - litecoin: ftbfs with GCC-15
dump_0.4b55-1 
golang-github-tetratelabs-wazero_1.12.0-1 
libvmod-objvar_0.0~git20260330-2 
paryfor_0.1-9 
rust-kvm-ioctls_0.22.1-2 
herdtools7_7.58-1 
linksem_0.8+dfsg3-2 
organicmaps_2026.03.12-05+ds-1 
ply-probe_2.4.0-1 
rust-cee-scape_0.2.0-1 
abpoa_1.5.6-1 
cpptraj_5.1.0+dfsg-5#1035833 - cpptraj: FTBFS on \!amd64
#1091156 - cpptraj: FTBFS on arm64: make[2]: *** [Makefile:662: summary] Error 4
iisignature_0.23+git20260603.447577b+ds-1 
mpqc_2.3.1-22#1049570 - mpqc: Fails to build binary packages again after successful build
#1075293 - mpqc: ftbfs with GCC-14
ocaml-process_0.2.1-1 
pdfsandwich_0.1.7-3.1 
tinyarray_1.2.5-1#1017051 - tinyarray: FTBFS on i386
genimage_20-1 
libmaus2_2.0.813+ds-5#934619 - libmaus2 FTBFS (mostly 32bit): error: no matching function for call
#1069691 - libmaus2: FTBFS on arm64: what(): AutoArray failed to allocate 1398102 elements (11184816 bytes)
#1091144 - libmaus2: ftbfs on arm64 prevents building biobambam2
#1091568 - libmaus2: FTBFS on i386: ld: ./.libs/libmaus2.so: undefined reference to `libmaus2::posix::PosixFunctions::fstatSizeAndMode(int, long long&, unsigned char*)'
simint_0.7-2#1140342 - simint: FTBFS almost everywhere
bwa-mem2_2.3+ds-1 
guile-2.2_2.2.7+1-9#1102305 - guile-2.2: FTBFS: flaky tests
#1105419 - guile-2.2: FTBFS with make --shuffle=reverse: make[1]: *** [debian/rules:259: override_dh_install-arch] Error 1 shuffle=reverse
drawterm_20240821-0.1#1126330 - drawterm: FTBFS on non x86: (cd posix-$arch && make) - "can't cd to posix-..."
mecab_0.996-16#1142723 - mecab: FTBFS: /usr/lib/ruby/vendor_ruby/gem2deb/metadata.rb:135:in `load_gemspec': E: cannot load gemspec mecab-ruby.gemspec (RuntimeError)
pyemd_0.5.1.54.g802fa86-2#1080277 - FTBFS with setuptools >= 72: error: invalid command 'test'
rust-generator_0.7.1-1.1#1003070 - rust-generator should not claim to build on "any" as upstream only supports amd64/arm64
cypari2_2.1.4-1#1081687 - Times out building on arm64
gpsshogi_0.7.0-3.3#1110591 - gpsshogi ftbfs with boost1.88
#1128157 - gpsshogi: FTBFS with boost 1.90
llvm-toolchain-18_1:18.1.8-20#1105474 - llvm-toolchain-18: FTBFS with make --shuffle=reverse: /bin/sh: 4: --stats-format: not found
#1113236 - llvm-toolchain-18: FTBFS with CMake 4
coq-simple-io_1.11.0-1#1139503 - coq-simple-io: FTBFS: Error: Can't find file coqsimpleio_plugin.cmxs on loadpath.
inspectrum_0.4.0-1 
libhdate_1.6.02-2.1#1045497 - libhdate: Fails to build source after successful build
#1102875 - libhdate: add perl-xs-dev to Build-Depends
selinux-python_3.11-1#1141881 - selinux-python FTBFS: /usr/bin/python3: No module named build
xemacs21_21.4.24-12#1075659 - xemacs21: ftbfs with GCC-14
aj-snapshot_0.9.9-4#1093685 - aj-snapshot: FTBFS with mxml 4.0.3
anytun_0.3.8-1.1#1127165 - anytun: libboost-system-dev package is obsolete with boost 1.89 and newer
broker_1.4.0+ds1-1#1037597 - broker: ftbfs with GCC-13
#1112758 - broker: FTBFS with CMake 4
frama-c_20220511-manganese-5#1044539 - frama-c: Fails to build source after successful build
#1093102 - frama-c: FTBFS with OCaml 5.3.0 (syntax error due to new "effect" keyword)
gnucap-python_0.0.2-1.2#1067335 - gnucap-python: FTBFS: _gnucap_swig.cxx:4535:10: fatal error: numpy/arrayobject.h: No such file or directory
gpyfft_0.7.1-3#1120241 - gpyfft: FTBFS: AttributeError: module 'gpyfft.gpyfftlib' has no attribute 'CLFFT_DOUBLE'
libomemo_0.8.1-3#1131332 - libomemo: FTBFS with mxml 4
libpreludedb_5.2.0-2.2#1047160 - libpreludedb: Fails to build source after successful build
#1049794 - libpreludedb: Fails to build binary packages again after successful build
#1080884 - libpreludedb: Missing Build-Depends on python3-setuptools
libpwiz_3.0.18342-4.2#1110624 - libpwiz ftbfs with boost 1.88
#1127228 - libpwiz: libboost-system-dev package is obsolete with boost 1.89 and newer
libvirt-php_0.5.8-7#1106642 - libvirt-php ftbfs with libxml 2.14.x from experimental
linphone_5.3.105-6#1119745 - linphone: FTBFS: /<>/src/db/main-db.cpp:1530:58: error: use of deleted function 'soci::details::use_container soci::use(T&&, const std::string&) [with T = long long int; std::string = std::__cxx11::basic_string]'
openstructure_2.11.1-3#976491 - openstructure: FTBFS on arm64: E: Build killed with signal TERM after 150 minutes of inactivity
#1129279 - openstructure: FTBFS with Python 3.14: tests segfault
python-cython-blis_1.0.0-2#1097676 - python-cython-blis: ftbfs with GCC-15
python-escript_5.6-10 
python-lua_1.0-1#1114309 - python-lua: FTBFS: module.h:94:13: error: 'bool' cannot be defined via 'typedef'
python-nss_1.0.1-2#1045451 - python-nss: Fails to build source after successful build
#1080757 - python-nss: Missing Build-Depends on python3-setuptools
s2geometry_0.10.0-6.1#1059228 - build system hard-codes -std=c++11
scram_0.16.2-4#1129858 - scram: FTBFS with boost 1.90
sdml_0.3.2+20250310-7#1140282 - sdml: FTBFS: error: failed to select a version for the requirement `tree-sitter = "^0.25"`
siconos_4.4.0+dfsg-6#1020544 - siconos: FTBFS on s390x: Cholesky solve kNM_test failed
#1046177 - siconos: Fails to build source after successful build
#1136873 - siconos: FTBFS: E ValueError: setting an array element with a sequence.
simgrid_4.1-2#1140533 - simgrid FTBFS with ns3 3.48
solarpowerlog_0.26-1#1110665 - solarpowerlog ftbfs with boost 1.88
#1127284 - solarpowerlog: libboost-system-dev package is obsolete with boost 1.89 and newer
stdgpu_1.3.0+git20220507.32e0517-6#1119033 - stdgpu: FTBFS with libamdhip64-dev 6.4.3
swift-im_5.0~alpha2.145.g12d031cf8+dfsg-5#1127287 - swift-im: libboost-system-dev package is obsolete with boost 1.89 and newer
tiledarray_1.0.0-1#1087560 - tiledarray: FTBFS: missing cstdint include
tulip_6.0.1+dfsg-3#793137 - tulip: FTBFS on armel and armhf
#1127042 - tulip: FTBFS with Python 3.14
vera++_1.3.0-3#1140903 - vera++: FTBFS with Python 3.14
xpra_3.1.5+dfsg1-0.2#1067627 - FTBFS: error: comparison of integer expressions of different signedness: ‘long unsigned int’ and ‘long int’
#1072463 - xpra: FTBFS with ffmpeg 7.0: xpra/codecs/enc_ffmpeg/encoder.c:11208:115: error: passing argument 6 of ‘avio_alloc_context’ from incompatible pointer type [-Werror=incompatible-pointer-types]
15 FTBFS packages on ppc64 with a patch pending
diet-ng_1.8.1-3#1019477 - diet-ng: FTBFS on riscv64 and s390x (unrecognized command line option ‘-main’)
doublecmd_1.1.32-1#967317 - doublecmd: FTBFS: Build-Depends on unavailable lcl-gtk2
drawterm-9front_0~git20220608.bee4db6-3#1096545 - drawterm-9front: ftbfs with GCC-15
epics-base_7.0.8.1+dfsg1-10#1079604 - epics-base:FTBFS:build failure (not support riscv64)
goffice_0.10.57-2#1111952 - goffice: fails to build from source on ppc64
intelrdfpmath_2.0u4-3#1142753 - intelrdfpmath: FTBFS on alpha
libgrokj2k_10.0.5-1#1085165 - libgrokj2k: FTBFS on armhf: ‘vreinterpret_f16_u16’ was not declared in this scope
libprelude_5.2.0-5.6#1081473 - FTBFS with Python 3.13
libvbz-hdf-plugin_1.0.13-1#1132377 - libvbz-hdf-plugin: Fix FTBFS on loong64
mumble_1.5.857-1#1138349 - mumble: FTBFS with openssl 4.0
runc_1.3.5+ds1-1#1046528 - runc: Fails to build source after successful build
rust-libcst_1.8.6-2#1142711 - rust-libcst : FTBFS on power systems with linkage error
sbcl_2:2.6.4-1#1124619 - sbcl: Please add bootstrap profile
scilab_2024.1.0+dfsg1-2#1139619 - scilab: FTBFS against HDF5 2.1.0
scrollz_2.2.3-2#1066483 - scrollz: FTBFS: configure: error: Fatal: You must get working getaddrinfo() function.