Automated report: NetBSD-current/sparc build failure

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

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

The failure occurred on babylon5.netbsd.org, a NetBSD/amd64 host,
using sources from CVS date 2025.10.05.21.18.29.

An extract from the build.sh output follows:

    install ===> share/examples/asm
    --- install-sys ---
    install ===> sys/dev/isa
    --- install-share ---
    --- install-installboot ---
    sparc--netbsdelf-install: bsd.README: stat: No such file or directory
    --- install-games ---
    install ===> games/banner
    --- install-share ---
    --- install-examples ---
    --- install-devpubd ---

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

    2025.10.05.18.46.26 riastradh src/tests/kernel/t_time_arith.c 1.4
    2025.10.05.18.51.50 riastradh src/sys/kern/subr_time.c 1.42
    2025.10.05.18.51.50 riastradh src/sys/kern/subr_time_arith.c 1.4
    2025.10.05.18.51.50 riastradh src/tests/kernel/t_time_arith.c 1.5
    2025.10.05.18.54.02 riastradh src/sys/kern/subr_time_arith.c 1.5
    2025.10.05.18.54.02 riastradh src/tests/kernel/t_time_arith.c 1.6
    2025.10.05.20.04.30 riastradh src/sys/dev/usb/usb_subr.c 1.280
    2025.10.05.20.04.30 riastradh src/sys/dev/usb/usbdivar.h 1.140
    2025.10.05.20.04.30 riastradh src/sys/dev/usb/xhci.c 1.191
    2025.10.05.20.41.04 riastradh src/sys/dev/usb/usb_subr.c 1.281
    2025.10.05.20.58.09 thorpej src/share/installboot/evbarm/boards.plist 1.16
    2025.10.05.20.59.02 thorpej src/distrib/sets/lists/base/mi 1.1369
    2025.10.05.20.59.02 thorpej src/share/installboot/Makefile 1.3
    2025.10.05.20.59.02 thorpej src/share/installboot/riscv/boards.plist 1.1
    2025.10.05.21.18.29 thorpej src/usr.sbin/installboot/Makefile 1.61
    2025.10.05.21.18.29 thorpej src/usr.sbin/installboot/arch/riscv.c 1.1
    2025.10.05.21.18.29 thorpej src/usr.sbin/installboot/installboot.8 1.114
    2025.10.05.21.18.29 thorpej src/usr.sbin/installboot/installboot.h 1.47
    2025.10.05.21.18.29 thorpej src/usr.sbin/installboot/machines.c 1.45

Logs can be found at:

    https://releng.NetBSD.org/b5reports/sparc/commits-2025.10.html#2025.10.05.21.18.29