delete-nonreduced-fuzz-inputs: Add missing IPC dep pkgs #289

maflcko commented at 7:19 AM on August 27, 2026: contributor

A bunch of packaging errors, fixed. (See commit msgs)

delete-nonreduced-fuzz-inputs: Add missing curl install

Otherwise,

⚠️
failed to spawn curl: No such file or directory (os error 2)

bfcd4d22bf

delete-nonreduced-fuzz-inputs: Drop llvm.sh

Both Ubuntu 24.04 and 26.04 have clang-18, so llvm.sh is not needed.

In fact, on 26.04, llvm.sh can not provide clang-18:

+ apt-get update
Hit:1 http://security.ubuntu.com/ubuntu resolute-security InRelease
Hit:2 http://archive.ubuntu.com/ubuntu resolute InRelease
Ign:3 https://apt.llvm.org/resolute llvm-toolchain-resolute-18 InRelease
Hit:4 http://archive.ubuntu.com/ubuntu resolute-updates InRelease
Err:5 https://apt.llvm.org/resolute llvm-toolchain-resolute-18 Release
  404  Not Found [IP: 2a04:4e42:6f::561 443]
Hit:6 http://archive.ubuntu.com/ubuntu resolute-backports InRelease
Reading package lists... Done
E: The repository 'https://apt.llvm.org/resolute llvm-toolchain-resolute-18 Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
N: Some sources can be modernized. Run 'apt modernize-sources' to do so.
⚠️
bash llvm.sh failed

2553d35d59

delete-nonreduced-fuzz-inputs: Add missing IPC dep pkgs

Otherwise,

CMake Error at src/ipc/libmultiprocess/CMakeLists.txt:18 (message):
  Cap'n Proto is required but was not found.
  To resolve, choose one of the following:
    - Install Cap'n Proto (version 1.0+ recommended)
    - For Bitcoin Core compilation build with -DENABLE_IPC=OFF to disable multiprocess support
-- Configuring incomplete, errors occurred!
⚠️
CMake configuration failed

d546f4a3d2

maflcko commented at 9:31 AM on August 27, 2026: contributor

MBR

maflcko merged this on Aug 27, 2026

maflcko closed this on Aug 27, 2026

maflcko commented at 11:14 AM on August 27, 2026: contributor

For reference, on Ubuntu 26.04, the error message is:

make: Entering directory '/fuzz-cleaner/delete-nonreduced-fuzz-inputs/AFLplusplus'
[*] Compiling AFL++ for OS Linux on ARCH x86_64
SPECIAL_PERFORMANCE=-D_AFL_SPECIAL_PERFORMANCE -mavx2 -D_HAVE_AVX2 -march=native
[+] ZLIB detected
[*] Checking for the default compiler cc...
cc -O2 -Wno-format-truncation -g -Wno-pointer-sign -Wno-variadic-macros -Wall -Wextra -Wno-pointer-arith -fPIC -I include/ -DAFL_PATH=\"/usr/local/lib/afl\" -DBIN_PATH=\"/usr/local/bin\" -DDOC_PATH=\"/usr/local/share/doc/afl\" -flto -D_AFL_SPECIAL_PERFORMANCE -mavx2 -D_HAVE_AVX2 -march=native -DHAVE_ZLIB -c src/afl-common.c -o src/afl-common.o
cc -O2 -Wno-format-truncation -g -Wno-pointer-sign -Wno-variadic-macros -Wall -Wextra -Wno-pointer-arith -fPIC -I include/ -DAFL_PATH=\"/usr/local/lib/afl\" -DBIN_PATH=\"/usr/local/bin\" -DDOC_PATH=\"/usr/local/share/doc/afl\" -flto -D_AFL_SPECIAL_PERFORMANCE -mavx2 -D_HAVE_AVX2 -march=native -DHAVE_ZLIB -c src/afl-sharedmem.c -o src/afl-sharedmem.o
cc -O2 -Wno-format-truncation -g -Wno-pointer-sign -Wno-variadic-macros -Wall -Wextra -Wno-pointer-arith -fPIC -I include/ -DAFL_PATH=\"/usr/local/lib/afl\" -DBIN_PATH=\"/usr/local/bin\" -DDOC_PATH=\"/usr/local/share/doc/afl\" -flto -D_AFL_SPECIAL_PERFORMANCE -mavx2 -D_HAVE_AVX2 -march=native -DHAVE_ZLIB -c src/afl-forkserver.c -o src/afl-forkserver.o
cc -O2 -Wno-format-truncation -g -Wno-pointer-sign -Wno-variadic-macros -Wall -Wextra -Wno-pointer-arith -fPIC -I include/ -DAFL_PATH=\"/usr/local/lib/afl\" -DBIN_PATH=\"/usr/local/bin\" -DDOC_PATH=\"/usr/local/share/doc/afl\" -flto -Wno-format-truncation -D_AFL_SPECIAL_PERFORMANCE -mavx2 -D_HAVE_AVX2 -march=native -DHAVE_ZLIB -Iinclude -c src/afl-performance.c -o src/afl-performance.o
[*] Testing the PATH environment variable...
cc -O2 -Wno-format-truncation -g -Wno-pointer-sign -Wno-variadic-macros -Wall -Wextra -Wno-pointer-arith -fPIC -I include/ -DAFL_PATH=\"/usr/local/lib/afl\" -DBIN_PATH=\"/usr/local/bin\" -DDOC_PATH=\"/usr/local/share/doc/afl\"   -c -o src/afl-fuzz-python.o src/afl-fuzz-python.c
cc -O2 -Wno-format-truncation -g -Wno-pointer-sign -Wno-variadic-macros -Wall -Wextra -Wno-pointer-arith -fPIC -I include/ -DAFL_PATH=\"/usr/local/lib/afl\" -DBIN_PATH=\"/usr/local/bin\" -DDOC_PATH=\"/usr/local/share/doc/afl\"   -c -o src/afl-fuzz-mutators.o src/afl-fuzz-mutators.c
[*] Checking for the ability to compile x86 code...
make: *** No rule to make target 'afl-cc', needed by 'afl-cc.8'.  Stop.
make: *** Waiting for unfinished jobs....
In file included from include/t1ha0_ia32aes_b.h:45,
                 from src/afl-performance.c:23:
include/t1ha_bits.h:178:13: warning: 'unreachable' redefined
  178 |     #define unreachable() __builtin_unreachable()
      |             ^~~~~~~~~~~
In file included from /usr/include/zconf.h:254,
                 from /usr/include/zlib.h:34,
                 from include/afl-fuzz.h:43,
                 from src/afl-performance.c:15:
/usr/lib/gcc/x86_64-linux-gnu/15/include/stddef.h:468:9: note: this is the location of the previous definition
  468 | #define unreachable() (__builtin_unreachable ())
      |         ^~~~~~~~~~~
make: Leaving directory '/fuzz-cleaner/delete-nonreduced-fuzz-inputs/AFLplusplus'
⚠️
make install AFLplusplus failed

Not sure if this should be fixed (upstream?)