reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        git checkout 38d976c32d85ef12dcd2b8a231196f7049548477
        b4 shazam https://lore.kernel.org/r/20250505-vmlinux-mmap-v3-1-5d53afa060e8@isovalent.com
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.4.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.4.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash arch/arc/kernel/ arch/arc/mm/ crypto/ drivers/base/ drivers/bus/mhi/host/ drivers/char/ drivers/clk/ drivers/crypto/caam/ drivers/dax/ drivers/devfreq/ drivers/dma-buf/ drivers/extcon/ drivers/firmware/broadcom/ drivers/gpio/ drivers/gpu/drm/ drivers/gpu/host1x/ drivers/hwmon/ drivers/i2c/ drivers/iio/common/cros_ec_sensors/ drivers/iio/imu/bno055/ drivers/interconnect/ drivers/iommu/ drivers/mmc/core/ drivers/most/ drivers/mtd/ drivers/nvmem/ drivers/pcmcia/ drivers/perf/ drivers/phy/freescale/ drivers/phy/marvell/ drivers/phy/microchip/ drivers/phy/mscc/ drivers/phy/renesas/ drivers/platform/chrome/ drivers/ras/ drivers/regulator/ drivers/rpmsg/ drivers/rtc/ drivers/siox/ drivers/soc/qcom/ drivers/spmi/ drivers/usb/chipidea/ drivers/usb/class/ drivers/usb/core/ drivers/usb/gadget/ drivers/usb/musb/ drivers/usb/typec/tipd/ drivers/vfio/ drivers/watchdog/ fs/ init/ ipc/ kernel/ lib/ mm/ security/