187 FTBFS packages on armel without patch
easyeffects_7.2.5-2 
gamescope_3.16.15-2 
knot-resolver_6.0.15-4 
lintian-brush_0.162#1114184 - lintian-brush: FTBFS: failed to select a version for the requirement `pyo3 = ">=0.22, <0.24"`
#1115809 - lintian-brush: FTBFS: failed to select a version for the requirement `pyo3 = ">=0.22, <0.24"`
optgeo_2.25-4 
rust-symsrv_0.5.6-1 
satdump_1.2.2+gb79af48-1 
srpc_0.10.3-3#1105721 - srpc: FTBFS with make --shuffle=random: dh_auto_test: error: cd test && make -j8 check ARGS\+=--verbose ARGS\+=-j8 VERBOSE=1 returned exit code 2
chezscheme_10.0.0+dfsg-5 
dxvk_2.7-1 
espresso_6.7-4#818432 - espresso: FTBFS on armel: hangs during the build
#1044341 - espresso: Fails to build source after successful build
firefox-esr_140.4.0esr-1#1014556 - firefox-esr: FTBFS on mipsel ("terminate called after throwing an instance of 'std::bad_alloc'")
#1044463 - firefox-esr: Fails to build source after successful build
#1103360 - firefox-esr: FTBFS in testing/arm64: make[6]: *** [/build/reproducible-path/firefox-esr-128.9.0esr/config/makefiles/rust.mk:500: force-cargo-library-build] Error 101
haskell-futhark_0.25.32-2 
opencpn_1:5.12.4+dfsg-1 
opm-common_2025.10+ds-2 
qwertone_0.4.0-2#1118297 - qwertone: FTBFS: error: failed to select a version for the requirement `heck = "^0.4"`
qwinff_0.2.1+git20201215-3#1069345 - qwinff : FTBFS on armel,armhf
rust-ntpd_1.6.2-2 
rust-peak-mem_0.1.3-4 
rustup_1.27.1-5 
thin-provisioning-tools_1.1.0-5 
tremotesf_2.9.0-1 
tuiwidgets_0.2.2-1 
bali-phy_4.0-1 
calf_0.90.6-2 
cgal_6.1-1#838496 - cgal: FTBFS on armel: no FPU rounding mode support
cloudcompare_2.13.2+git20240821+ds-1 
golang-github-awslabs-soci-snapshotter_0.4.1-5 
haskell-gi-gtk_3.0.43-1 
icinga2_2.15.1-1 
lfortran_0.57.0-1 
mgmt_0.0.26.git.2024.10.25.85e1d6c0e8-4 
nextpnr_0.7-1#1072678 - : FTBFS on armel, armhf ( error: ‘QOpenGLFunctions_3_2_Core’ does not name a type;)
#1097459 - nextpnr: ftbfs with GCC-15
#1113320 - nextpnr: FTBFS with CMake 4
persalys_17.0.1+ds-2 
posixsignalmanager_0.3.1-1 
rust-aya_0.13.1-2 
weakforced_3.0.0-3 
ccls_0.20241108-1#1068055 - ccls: FTBFS on armel (undefined reference to symbol '__atomic_load_8@@LIBATOMIC_1.0')
#1068056 - ccls: FTBFS on armhf,i386 (test_response failures)
dtkdeclarative_5.7.12-1 
evremap_0.0~git20240617.cc618e8-4 
libopenshot-audio_0.3.2+dfsg1-3#1067841 - libopenshot-audio: FTBFS on armel (error: static assertion failed)
netpbm-free_2:11.12.00-1#1119850 - netpbm-free: FTBFS on arm* (testsuite error) with gcc-15
rocm-compilersupport_6.0+git20231212.4510c28+dfsg-3 
twopaco_1.0.0+dfsg-1#1047488 - twopaco: Fails to build source after successful build
workflow_0.11.11-1 
abinit_9.10.4-3#1076027 - abinit: FTBFS with mpich as default MPI implementation on 32 bit architectures: Error: Type mismatch in argument ‘block_displ’ at (1); passed INTEGER(8) to INTEGER(4)
#1089281 - abinit: Supporting rootless builds
audacity_3.7.5+dfsg-2#1021152 - audacity: FTBFS on armel, s390x
ball_1.5.0+git20180813.37fc53c-11.1#1112717 - ball: FTBFS with CMake 4
#1114056 - ball: FTBFS: /<>/include/BALL/DATATYPE/contourSurface.h:305:80: error: 'const class BALL::TContourSurface' has no member named 'data_' [-Wtemplate-body]
bird3_3.1.4-1 
eclib_20250627-1 
gitlab-ci-multi-runner_14.10.1-1#1033480 - gitlab-ci-multi-runner: FTBFS on 32 bit archs: src/gitlab.com/gitlab-org/gitlab-runner/common/buildtest/masking.go:48:32: cannot use math.MaxInt64 (untyped int constant 9223372036854775807) as int value in argument to buf.Bytes (overflows)
#1080062 - gitlab-ci-multi-runner FTBFS: go install fails mysteriously
mozjs128_128.14.0-1#1080000 - mozjs128: SharedArrayBuffer feature unavailable on armel
mozjs140_140.4.0-1#1108748 - mozjs140: SharedArrayBuffer feature unavailable on armel
obitools_3.0.1~b26+dfsg-4#1047870 - obitools: Fails to build source after successful build
#1119752 - obitools: FTBFS: Cython.Compiler.Errors.CompileError: python/obitools3/dms/column/typed_column/int.pyx
ocamlgsl_1.25.1-1#645669 - Fails to build on armhf
quantlib-swig_1.40-2#1046845 - quantlib-swig: Fails to build source after successful build
rust-cid-npm_0.0~git20200813.59cf068-2 
rust-clone-file_0.1.0-3 
rust-evdev_0.13.2-1 
alsa-oss_1.1.8-2#1066825 - alsa-oss: FTBFS on arm{el,hf}: error: ‘__open’ aliased to undefined symbol ‘open’
concurrentqueue_1.0.4+ds-2 
dante_1.4.3+dfsg-3.1#1067709 - FTBFS in armel/armhf: some symbols disappeared
ecflow_5.15.1-1#1045001 - ecflow: Fails to build source after successful build
#1049734 - ecflow: Fails to build binary packages again after successful build
gfxreconstruct_1.0.4+dfsg-1#1081863 - gfxreconstruct: FTBFS: framework/generated/generated_vulkan_enum_to_string.cpp:3644:10: error: ‘VK_DRIVER_ID_MESA_AGXV’ was not declared in this scope
#1112953 - gfxreconstruct: FTBFS with CMake 4
libchamplain_0.12.21-2#1086231 - libchamplain: FTBFS on 32-bit with 64-bit time_t: passing argument 1 of ‘gmtime’ from incompatible pointer type
lua-struct_0.3-2 
m2crypto_0.46.2-1 
medialibrary_0.13.2-1 
perftest_25.01.0+0.80-1#863158 - perftest FTBFS on mips*/armel/armhf: get_cycles not implemented for this architecture
poco_1.14.2-3 
radare2_6.0.4+dfsg-1 
rust-compound-duration_1.2.1-1 
rust-libdisplay-info-sys_0.2.2-1 
rust-libsensors-sys_0.2.0-1#1114359 - rust-libsensors-sys: FTBFS: error: test failed, to rerun pass `--lib`
rust-static-alloc_0.2.5-2 
golang-github-google-go-attestation_0.5.1-2 
ivar_1.4.4+dfsg-1#1105421 - ivar: FTBFS with make --shuffle=reverse: dh_auto_test: error: make -j1 check "TESTSUITEFLAGS=-j1 --verbose" VERBOSE=1 returned exit code 2
kokkos_4.7.01-1 
libfiu_1.2-4#1066938 - libfiu: FTBFS on arm{el,hf}: /tmp/cc54dEva.s:726: Error: symbol `open64' is already defined
mysql-8.0_8.0.44-1#1078629 - mysql-8.0: will FTBFS during forky support period
oaknut_1.2.2+git20240301.94c726c-2 
ocaml-decimal_1.0.2-1 
onnxruntime_1.21.0+dfsg-2#1117355 - onnxruntime: FTBFS: /usr/include/pybind11/pybind11.h:1830:92: error: 'SR.26039' is used uninitialized [-Werror=uninitialized]
#1119803 - onnxruntime: B-D on python3-all-dev, but not built for all supported Python3 versions
openms_2.6.0+cleaned1-4#1068052 - openms: FTBFS on armel,armhf (error: ‘QOpenGLFunctions_2_0’ does not name a type)
#1112634 - openms FTBFS: error from pdflatex
#1113360 - openms: FTBFS with CMake 4
pwru_1.0.5+ds1-2 
python-jpype_1.6.0-1 
ruby-cbor_0.5.9.8-1 
tf_1:4.0s1-22 
bbhash_1.0.0-7#1049876 - bbhash: FTBFS on 32 bit architectures
feenox_1.2-1 
geary_46.0-8 
gtsam_4.2.0+dfsg-1#1112982 - gtsam: FTBFS with CMake 4
interface99_1.0.2-1 
libmath-int128-perl_0.22-5#1066062 - libmath-int128-perl: FTBFS on i386 "your compiler doesn't support a 128-bit integer type"
lnav_0.12.4-2#1048208 - lnav: Fails to build source after successful build
p4est_2.3.6-2 
paraview_5.13.2+dfsg-3#1113390 - paraview: FTBFS with CMake 4
#1114253 - paraview: FTBFS: /<>/VTK/ThirdParty/vtkm/vtkvtkm/vtk-m/vtkm/filter/scalar_topology/worklet/contourtree_distributed/HierarchicalContourTree.h:666:33: error: 'const class vtkm::worklet::contourtree_distributed::HierarchicalContourTree' has no member named 'whichRound'; did you mean 'WhichRound'? [-Wtemplate-body]
pseudo_1.9.2+git20250711+d1db9c219abf-2#1069487 - pseudo: FTBFS on armhf: {standard input}:26700: Error: symbol `open64' is already defined
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
tracy_0.11.0+ds-1 
bifrost_1.3.5-2 
bustools_0.45.1+dfsg-1 
debian-installer_20250803+deb13u1#806984 - debian-installer: ftbfs because d-i needs network to build…
#1068197 - debian-installer: accesses the internet during build
furnace_0.6.8.3+git20250912+ds-1 
gdbuspp_3-3#1100841 - gdbuspp: FTBFS on 32 bit architectures
gjh-asl-json_0.0+git20210628.867c5da-1 
haskell-arithmoi_0.13.0.0-1 
haskell-cborg_0.2.10.0-1#968157 - src:haskell-cborg: testsuite fails due to bus errors on armhf
#1016062 - haskell-cborg FTBFS on 32bit: error: Couldn't match expected type ‘Int64#’ with actual type ‘Int#’
haskell-github_0.29-1#1085141 - haskell-github: FTBFS on 32-bit architectures
haskell-wide-word_0.1.6.0-1 
openstructure_2.11.1-1#976491 - openstructure: FTBFS on arm64: E: Build killed with signal TERM after 150 minutes of inactivity
py-libzfs_0.0+git20240510.5ae7d5e-1#1082340 - py-libzfs FTBFS with Python 3.13
pyfftw_0.15.0-1.1#917095 - python3-pyfftw: alignment tests fail on several arches
ruff_0.0.291+dfsg1-4#1074734 - ruff: FTBFS: make[1]: *** [debian/rules:14: override_dh_auto_build] Error 25
#1108905 - FTBFS: error: failed to select a version for the requirement `itertools = "^0.10"`
rust-criterion-cycles-per-byte_0.6.1-1 
swt4-gtk_4.29.0-1#960769 - swt4-gtk FTBFS on 32bit
#1097959 - swt4-gtk: ftbfs with GCC-15
tinydyndns_0.4.2.debian1-4#1090038 - tinydyndns: FTBFS: Oops. Your getgroups() returned 0, and setgroups() failed
flye_2.9.6+dfsg-1 
golang-github-d5-tengo_2.17.0-2 
librtpi_1.0.0-3 
lsh-utils_2.1-14#1067313 - lsh-utils: FTBFS: E: Build killed with signal TERM after 150 minutes of inactivity
prometheus-libvirt-exporter_0.2.0-1 
pymatgen_2025.10.7+dfsg1-1 
rust-apr_0.3.3-1 
webcamoid_9.3.0-1#1046833 - webcamoid: Fails to build source after successful build
actiona_3.11.1-3#1044116 - actiona: Fails to build source after successful build
#1104961 - FTBFS on mips64el: collect2: error: ld returned 1 exit status
#1116276 - actiona FTBFS with GCC 15 on 32-bit
hmmer_3.4+dfsg-3 
aegisub_3.4.2+ds-1#1044117 - aegisub: Fails to build source after successful build
ares_134+dfsg-1#1059554 - ares: FTBFS: "unknown arch, please specify manually"
bpftune_0.0~git20250723.5966387-1 
rust-hexyl_0.16.0-1 
rust-kvm-ioctls_0.21.0-1 
telegram-desktop_4.14.9+ds-1.1#1091237 - telegram-desktop: FTBFS on armhf: make[1]: *** [debian/rules:99: execute_before_dh_strip] Error 1
linksem_0.8+dfsg3-2 
pplacer_1.1~alpha19-8#1074546 - FTBFS with OCaml 5.2.0 (Uses C functions without caml_ prefix)
#1093109 - pplacer: FTBFS with OCaml 5.3.0 (error in C stubs)
rust-landlock_0.4.3-1 
cpptraj_5.1.0+dfsg-5#1035833 - cpptraj: FTBFS on \!amd64
#1091156 - cpptraj: FTBFS on arm64: make[2]: *** [Makefile:662: summary] Error 4
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*)'
pdfsandwich_0.1.7-3 
rust-hamming-rs_0.2.23-1 
abpoa_1.5.3-1 
gforth_0.7.3+dfsg-9#1067376 - gforth: FTBFS: make[1]: *** [Makefile:655: build-libcc-named] Error 1
tinyarray_1.2.4-1#976514 - tinyarray: FTBFS: dh_auto_test: error: pybuild --test --test-pytest -i python{version} -p "3.8 3.9" --test-pytest --test-args=../../../test_tinyarray.py returned exit code 13
#1017051 - tinyarray: FTBFS on i386
bwa-mem2_2.2.1-1 
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
endless-sky_0.10.14-1#1112871 - endless-sky: FTBFS with CMake 4
pyemd_0.5.1.54.g802fa86-2#1080277 - FTBFS with setuptools >= 72: error: invalid command 'test'
denemo_2.6.39-0.3#1106646 - Data Loss on load with libxml v1.3+
#1115689 - denemo: FTBFS: source/proof.c:282:28: error: conflicting types for ‘ev_document_annotations_get_annotations’; have ‘EvMappingList *(void)’ {aka ‘struct _EvMappingList *(void)’}
haskell-hindent_5.3.4-1#1053982 - haskell-hindent: Cannot update this package to newer version
audiotools_3.1.1-1.1#1080546 - Missing Build-Depends on python3-setuptools
#1098528 - audiotools: FTBFS: error: implicit declaration of function 'total_frame_sizes';
broker_1.4.0+ds1-1#1037597 - broker: ftbfs with GCC-13
#1112758 - broker: FTBFS with CMake 4
camitk_5.2.0-5#1117520 - camitk: FTBFS with VTK 9.5
ceph_18.2.7+ds-1#1092838 - ceph: FTBFS with fmtlib 11.1
#1096424 - ceph: ftbfs with GCC-15
#1112772 - ceph: FTBFS with CMake 4
cheesecutter_2.9+git20211011-3#1096432 - cheesecutter: ftbfs with GCC-15
#1105302 - cheesecutter: FTBFS with make --shuffle=reverse: base.d:1244:44: error: file ‘"player.bin"’ cannot be found or not in a path specified with ‘-J’
ckermit_416~beta12-2 
code-saturne_6.0.2-2#1078336 - code-saturne: FTBFS with GCC 14: error: assignment to 'const cs_real_t *' {aka 'const double *'} from incompatible pointer type 'float *'
cpm_0.32-1.6#1106610 - cpm ftbfs with libxml 2.14.x from experimental
cython-legacy_0.29.37-2#1078460 - cython-legacy: Keep out of testing
ecere-sdk_0.44.15-1#898832 - ecere-sdk: FTBFS on i386: /usr/lib/gcc/i686-linux-gnu/7/include/stddef.h:435:78: error: syntax error
#995050 - ecere-sdk FTBFS with gcc 10
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)
globjects_1.1.0-3#1090229 - globjects: FTBFS: error: ‘gl::BufferAccessMask’ has not been declared
#1112960 - globjects: FTBFS with CMake 4
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
growlight_1.2.39-1#1119720 - growlight FTBFS: blockdev-verbose (Failed)
icewm_3.9.0-1#1116587 - icewm FTBFS: The following required packages were not found: xcursor
librtr_0.8.0-1.1 
libvirt-php_0.5.8-7#1106642 - libvirt-php ftbfs with libxml 2.14.x from experimental
mongrel2_1.12.2-3#1075866 - mongrel2: FTBFS with MbedTLS 3.6
narcissus_1.0.7+ds-3#1103295 - narcissus: binary-any FTBFS
open-coarrays_2.10.2+ds-4#1097507 - open-coarrays: ftbfs with GCC-15
#1113349 - open-coarrays: FTBFS with CMake 4
pay-respects_0.7.8-1#1117914 - pay-respects: FTBFS: error: failed to select a version for the requirement `colored = "^2"`
pocketsphinx-python_1:0.1.15-7#1088764 - pocketsphinx-python: autopkgtest failure with Python 3.13
prody_2.4.1+dfsg-2#1071807 - prody: FTBFS: ModuleNotFoundError: No module named 'numpy.testing.decorators'
#1114707 - prody: FTBFS with NumPy 2.3
pygccjit_0.4-13#1082097 - pygccjit FTBFS with Python 3.13
python-cogent_2024.5.7a1+dfsg-3#1090269 - python-cogent: FTBFS: E ImportError: Numba could not be imported.
python-cramjam_2.7.0.1+ds1-2#1061310 - python-cramjam FTBFS with pyo3 0.20
python-mbedtls_2.10.1-1#1075872 - python-mbedtls: FTBFS with MbedTLS 3.6
python-proton-vpn-local-agent_1.4.3-1#1119686 - python-proton-vpn-local-agent FTBFS: error: no matching package named `static_assertions` found
ruby-gd_0.8.0-8#1075461 - ruby-gd: ftbfs with GCC-14
ruby-mmap2_2.2.9-1#1075466 - ruby-mmap2: ftbfs with GCC-14
s2geometry_0.10.0-6.1#1059228 - build system hard-codes -std=c++11
segyio_1.8.3-1.2#1055728 - segyio ftbfs with Python 3.12
#1113495 - segyio: FTBFS with CMake 4
siconos_4.4.0+dfsg-4#1020544 - siconos: FTBFS on s390x: Cholesky solve kNM_test failed
#1046177 - siconos: Fails to build source after successful build
#1066316 - siconos: FTBFS: lcp_nsqp.c:139:3: error: implicit declaration of function ‘numerics_error’; did you mean ‘numerics_EXPORTS’? [-Werror=implicit-function-declaration]
#1113500 - siconos: FTBFS with CMake 4
synfig_1.5.1+dfsg-4#1079335 - synfig FTBFS with autoconf 2.72
tiledarray_1.0.0-1#1087560 - tiledarray: FTBFS: missing cstdint include
xemacs21_21.4.24-12#1075659 - xemacs21: ftbfs with GCC-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]
11 FTBFS packages on armel with a patch pending
emacs_1:30.1+1-9#1000744 - emacs: FTBFS on mipsel: Ran 3873 tests, 3786 results as expected, 1 unexpected, 86 skipped
firefox_144.0.2-1#1035947 - fresh build from git fails with cannot access local variable 'new_file'
libapache2-mod-python_3.5.0.1-3#1092440 - FTBFS with Python 3.13: error: implicit declaration of function '_PyImport_FixupExtensionObject'
libprelude_5.2.0-5.6#1081473 - FTBFS with Python 3.13
mame_0.281+dfsg1-1#1119717 - mame: FTBFS: Fix relocation R_LARCH_B26 overflow for loong64
mayo_0.9.0+ds-2#1104187 - mayo:FTBFS:build failed(error: #error Unknown platform)
mlton_20210117+dfsg-3#1061135 - mlton: Add support for loongarch64
scrollz_2.2.3-2#1066483 - scrollz: FTBFS: configure: error: Fatal: You must get working getaddrinfo() function.
sks_1.1.6+git20210302.c3ba6d5a-4.1#1073911 - FTBFS with OCaml 5.2.0 (Uses C functions without caml_ prefix)
tlog_14-2#1114410 - tlog: FTBFS: rec.c:877:19: error: assignment to '__sighandler_t' {aka 'void (*)(int)'} from incompatible pointer type 'void (*)(void)' [-Wincompatible-pointer-types]
whitedune_0.30.10-2.2#1067618 - FTBFS: error: implicit declaration of function 'yyerror'; did you mean 'yyerrok'? [-Werror=implicit-function-declaration]