Automated report: NetBSD-current/amd64 build failure

[NetBSD Test Fixture <bracket%NetBSD.org@localhost>]

This is an automatically generated notice of a NetBSD-current/amd64
build failure.

The failure occurred on babylon4.netbsd.org, a NetBSD/amd64 host,
using sources from CVS date 2026.10.05.22.15.56.

An extract from the build.sh output follows:

    /tmp/build/2026.10.05.22.15.56-amd64/tools/bin/x86_64--netbsd-gcc -O2  -fno-delete-null-pointer-checks  -ffreestanding -fno-strict-aliasing -ftrivial-auto-var-init=pattern  -mno-red-zone -mno-mmx -mno-sse -mno-avx -msoft-float   -std=gnu11    -Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wno-sign-compare  -Wsystem-headers   -Wno-traditional   -Wa,--fatal-warnings  -Wreturn-type -Wswitch -Wshadow -Wcast-qual -Wwrite-strings -Wextra -Wno-unused-parameter -Wno-sign-compare -Werror -Wno-format-zero-length -Wno-pointer-sign   -fPIE   -fstack-protector -Wstack-protector   --param ssp-buffer-size=1    --sysroot=/tmp/build/2026.10.05.22.15.56-amd64/destdir -DCOMPAT_50 -DCOMPAT_60 -DCOMPAT_70 -DCOMPAT_80 -DCOMPAT_90 -DCOMPAT_100 -DCOMPAT_110 -nostdinc -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump -I. -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../../common/include -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/inc
 lude -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/include/opt -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../arch -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/.. -DDIAGNOSTIC -DKTRACE  -imacros /tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/include/opt/opt_rumpkernel.h -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/librump/rumpkern -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../lib/libkern/arch/x86_64  -D_RUMPKERNEL -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../lib/libkern/../../../common/lib/libc/quad -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../lib/libkern/../../../common/lib/libc/string -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../lib/libkern/../../../common/lib/libc/arch/x86_64/string -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/
 ../lib/libkern/../../../common/lib/libc/arch/x86_64/atomic -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../lib/libkern/../../../common/lib/libc/hash/sha3 -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../lib/libkern/../../../common/include -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../lib/libkern/../../../common/include/libc -I/tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../lib/libkern/../../../common/libc/hash/sha3  -D_FORTIFY_SOURCE=2 -c    /tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../uvm/uvm_page_array.c -o uvm_page_array.o.o
    --- sys_pipe.o ---
    /tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../kern/sys_pipe.c:133:17: error: 'pipefree' used but never defined [-Werror]
      133 | static void     pipefree(struct pipe *);
          |                 ^~~~~~~~
    /tmp/build/2026.10.05.22.15.56-amd64/src/lib/librump/../../sys/rump/../kern/sys_pipe.c:1117:1: error: 'pipefree' defined but not used [-Werror=unused-function]
     1117 | pipefree(struct pipe *pipe)
          | ^~~~~~~~
    cc1: all warnings being treated as errors
    *** Failed target: sys_pipe.o

The following commits were made between the last successful build and
the first failed build:

    2026.10.05.20.48.51 riastradh src/tests/kernel/kqueue/read/t_pipe.c 1.3
    2026.10.05.20.48.52 riastradh src/tests/kernel/kqueue/write/t_pipe.c 1.6
    2026.10.05.20.49.13 riastradh src/sys/kern/sys_pipe.c 1.180
    2026.10.05.20.49.13 riastradh src/tests/kernel/kqueue/read/t_pipe.c 1.4
    2026.10.05.20.49.13 riastradh src/tests/kernel/kqueue/write/t_pipe.c 1.7
    2026.10.05.20.49.28 riastradh src/sys/kern/sys_pipe.c 1.181
    2026.10.05.21.01.22 riastradh src/sys/kern/sys_pipe.c 1.182
    2026.10.05.21.01.22 riastradh src/sys/sys/pipe.h 1.45
    2026.10.05.21.14.15 riastradh src/sys/kern/sys_pipe.c 1.183
    2026.10.05.22.15.56 riastradh src/sys/kern/sys_pipe.c 1.184

Logs can be found at:

    http://releng.NetBSD.org/b5reports/amd64/commits-2026.10.html#2026.10.05.22.15.56