Automated report: NetBSD-current/i386 build failure

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

This is an automatically generated notice of a NetBSD-current/i386
build failure.

The failure occurred on babylon4.netbsd.org, a NetBSD/amd64 host,
using sources from CVS date 2026.03.29.12.57.17.

An extract from the build.sh output follows:

    /tmp/build/2026.03.29.12.57.17-i386/tools/bin/i486--netbsdelf-gcc -msoft-float -mno-mmx -mno-sse -mno-avx -mindirect-branch=thunk -mindirect-branch-register -ffreestanding -fno-zero-initialized-in-bss -fno-delete-null-pointer-checks -O2 -fno-omit-frame-pointer -fstack-protector -Wstack-protector --param ssp-buffer-size=1 -fstack-usage -Wstack-usage=3584 -fno-strict-aliasing -fno-common -std=gnu11 -Werror -Wall -Wno-main -Wno-format-zero-length -Wpointer-arith -Wmissing-prototypes -Wstrict-prototypes -Wold-style-definition -Wswitch -Wshadow -Wcast-qual -Wwrite-strings -Wno-unreachable-code -Wno-pointer-sign -Wno-attributes -Wno-type-limits -Wextra -Wno-unused-parameter -Wold-style-definition -Wno-sign-compare -Wno-address-of-packed-member -Walloca --sysroot=/tmp/build/2026.03.29.12.57.17-i386/destdir -Di386 -I. -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/external/mit/xen-include-public/dist/ -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/external/bsd/libnv/dist -I/tmp/build/2026.
 03.29.12.57.17-i386/src/sys/external/bsd/acpica/dist -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/../common/lib/libx86emu -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/../common/lib/libc/misc -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/../common/include -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/arch -I/tmp/build/2026.03.29.12.57.17-i386/src/sys -nostdinc -DCOMPAT_UTILS -D__XEN_INTERFACE_VERSION__=0x3020a -DDIAGNOSTIC -DCOMPAT_44 -D_KERNEL -D_KERNEL_OPT -std=gnu11 -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/lib/libkern/../../../common/lib/libc/quad -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/lib/libkern/../../../common/lib/libc/string -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/lib/libkern/../../../common/lib/libc/arch/i386/string -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/lib/libkern/../../../common/lib/libc/arch/i386/atomic -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/lib/libkern/../../../common/lib/libc/hash/sha3 -D_FORTIFY_SOURCE=2 -I/tmp/build/2026.03.29.12.57.1
 7-i386/src/sys/external/isc/atheros_hal/dist -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/external/isc/atheros_hal/ic -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/../common/include -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/external/bsd/acpica/dist/include -I/tmp/build/2026.03.29.12.57.17-i386/src/sys/external/bsd/libnv/dist -c /tmp/build/2026.03.29.12.57.17-i386/src/sys/dev/isa/if_ep_isa.c -o if_ep_isa.o
    --- kern-MONOLITHIC ---
    --- cdbr.o ---
    /tmp/build/2026.03.29.12.57.17-i386/tools/bin/nbctfconvert -g -L VERSION -o cdbr.o cdbr.o.o && rm -f cdbr.o.o
    --- kern-XEN3PAE_DOM0 ---
    /tmp/build/2026.03.29.12.57.17-i386/src/sys/dev/pci/if_pcn.c:655:47: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
      655 |                                 enaddr[i + 2] = (word >> 16) & 0xff;
          |                                 ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
    /tmp/build/2026.03.29.12.57.17-i386/src/sys/dev/pci/if_pcn.c:576:17: note: at offset 6 into destination object 'enaddr' of size 6
      576 |         uint8_t enaddr[ETHER_ADDR_LEN];
          |                 ^~~~~~

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

    2026.03.29.12.41.13 tls src/sys/dev/pci/if_pcn.c 1.82
    2026.03.29.12.57.17 tls src/sys/dev/ic/wdc.c 1.311

Logs can be found at:

    http://releng.NetBSD.org/b5reports/i386/commits-2026.03.html#2026.03.29.12.57.17