XPost: linux.debian.kernel

Source: linux
Version: 6.12.27-1
Severity: normal

Hi,

linux's tools fail to cross sbuild from source when
using "--host=riscv64" on an amd64 machine:

/usr/bin/make -C /build/reproducible-path/linux-6.12.27/tools/lib/subcmd/ OUTPUT=/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/ \
DESTDIR=/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/ AR="riscv64-linux-gnu-ar" CC="riscv64-linux-gnu-gcc" LD="riscv64-linux-gnu-ld" ARCH="x86" CROSS_COMPILE="" EXTRA_CFLAGS="-g -O2 -
Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/linux-6.12.27=. -fstack-protector-strong -Wformat -Werror=format-security -Wall -Wdate-time -D_FORTIFY_SOURCE=2 -I/build/reproducible-path/linux-6.12.27/tools/bpf/resolve_
btfids -I/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids -I/build/reproducible-path/linux-6.12.27/scripts/include -isystem /build/reproducible-path/linux-6.12.27/debian/build/build-tools/include" prefix= subdir= \
/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/libsubcmd.a install_headers
make[5]: Entering directory '/build/reproducible-path/linux-6.12.27/tools/lib/subcmd'

[...]

riscv64-linux-gnu-gcc -Wp,-MD,/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/.subcmd-config.o.d -Wp,-MT,/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/
libsubcmd/subcmd-config.o -ggdb3 -Wall -Wextra -std=gnu99 -fPIC -O3 -Werror -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -I/build/reproducible-path/linux-6.12.27/tools/include/ -Wbad-function-cast -Wdeclaration-after-statement -Wformat-
security -Wformat-y2k -Winit-self -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wno-system-headers -Wold-style-definition -Wpacked -Wredundant-decls -Wstrict-prototypes -Wswitch-default -Wswitch-enum -Wundef -Wwrite-strings -Wformat -Wno-
type-limits -Wstrict-aliasing=3 -Wshadow -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/build/reproducible-path/linux-6.12.27=. -fstack-protector-strong -Wformat -Werror=format-security -Wall -Wdate-time -D_FORTIFY_SOURCE=2 -I/build/
reproducible-path/linux-6.12.27/tools/bpf/resolve_btfids -I/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids -I/build/reproducible-path/linux-6.12.27/scripts/include -isystem /build/reproducible-path/linux-6.12.27/
debian/build/build-tools/include -D"BUILD_STR(s)=#s" -c -o /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/subcmd-config.o subcmd-config.c
In file included from /build/reproducible-path/linux-6.12.27/tools/include/asm/barrier.h:12,
from ringbuf.c:16: /build/reproducible-path/linux-6.12.27/tools/include/asm/../../arch/riscv/include/asm/barrier.h:13:10: fatal error: asm/fence.h: No such file or directory
13 | #include <asm/fence.h>
| ^~~~~~~~~~~~~
compilation terminated.
In file included from /build/reproducible-path/linux-6.12.27/tools/include/asm/barrier.h:12,
from /build/reproducible-path/linux-6.12.27/tools/include/linux/ring_buffer.h:4,
from libbpf.c:37: /build/reproducible-path/linux-6.12.27/tools/include/asm/../../arch/riscv/include/asm/barrier.h:13:10: fatal error: asm/fence.h: No such file or directory
13 | #include <asm/fence.h>
| ^~~~~~~~~~~~~
compilation terminated.
make[6]: *** [/build/reproducible-path/linux-6.12.27/tools/build/Makefile.build:105: /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libbpf/staticobjs/ringbuf.o] Error 1
make[6]: *** Waiting for unfinished jobs....
make[6]: *** [/build/reproducible-path/linux-6.12.27/tools/build/Makefile.build:105: /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libbpf/staticobjs/libbpf.o] Error 1
riscv64-linux-gnu-ld -r -o /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/libsubcmd-in.o /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/exec-cmd.o
/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/help.o /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/pager.o /build/reproducible-path/linux-6.12.27/
debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/parse-options.o /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/run-command.o /build/reproducible-path/linux-6.12.27/debian/build/build-tools/
tools/bpf/resolve_btfids/libsubcmd/sigchain.o /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/subcmd-config.o
rm -f /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/libsubcmd.a && riscv64-linux-gnu-ar rcs /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/libsubcmd.
a /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libsubcmd/libsubcmd-in.o
make[5]: Leaving directory '/build/reproducible-path/linux-6.12.27/tools/lib/subcmd'
make[5]: *** [Makefile:165: /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids/libbpf/staticobjs/libbpf-in.o] Error 2
make[5]: Leaving directory '/build/reproducible-path/linux-6.12.27/tools/lib/bpf'
make[4]: *** [Makefile:63: /build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids//libbpf/libbpf.a] Error 2
make[4]: Leaving directory '/build/reproducible-path/linux-6.12.27/tools/bpf/resolve_btfids'
make[3]: *** [/build/reproducible-path/linux-6.12.27/debian/rules.d/tools/bpf/resolve_btfids/Makefile:11: resolve_btfids] Error 2
make[3]: Leaving directory '/build/reproducible-path/linux-6.12.27/debian/build/build-tools/tools/bpf/resolve_btfids'
make[2]: *** [debian/rules.real:604: build_kbuild] Error 2
make[2]: Leaving directory '/build/reproducible-path/linux-6.12.27'
make[1]: *** [debian/rules.gen:1904: build-arch_riscv64_kbuild] Error 2 make[1]: Leaving directory '/build/reproducible-path/linux-6.12.27'
make: *** [debian/rules:42: build-arch] Error 2
dpkg-buildpackage: error: debian/rules binary-arch subprocess returned exit status 2


-- System Information:
Debian Release: trixie/sid
APT prefers testing
APT policy: (500, 'testing')
Architecture: amd64 (x86_64)

Kernel: Linux 6.12.22-amd64 (SMP w/128 CPU threads; PREEMPT)
Locale: LANG=C.UTF-8, LC_CTYPE=C.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

--- SoupGate-Win32 v1.05
* Origin: fsxNet Usenet Gateway (21:1/5)