Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.oAYl8nfM2b and /tmp/tmp.nm0eMyCpaJ
CC=ccache gcc
gcc (GCC) 14.1.1 20240507 (Red Hat 14.1.1-1)
Tree base:
4b3529edbb8f ("Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net-next/wt-0/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC      net/mctp/af_mctp.o
  CC      net/mctp/route.o
  CC [M]  drivers/net/mctp/mctp-i2c.o
  CHECK   ../net/mctp/route.c
  CHECK   ../net/mctp/af_mctp.c
  AR      net/mctp/built-in.a
  CHECK   ../drivers/net/mctp/mctp-i2c.c
  AR      net/built-in.a
  CC [M]  drivers/net/ethernet/renesas/ravb_ptp.o
  CHECK   ../drivers/net/ethernet/renesas/ravb_ptp.c
  CC [M]  drivers/net/ethernet/renesas/ravb_main.o
  CHECK   ../drivers/net/ethernet/renesas/ravb_main.c
  LD [M]  drivers/net/ethernet/renesas/ravb.o
  CHK     kernel/kheaders_data.tar.xz
  GEN     kernel/kheaders_data.tar.xz
  CC [M]  kernel/kheaders.o
  CHECK   ../kernel/kheaders.c
  AR      built-in.a
  AR      vmlinux.a
  LD      vmlinux.o
  OBJCOPY modules.builtin.modinfo
  GEN     modules.builtin
  GEN     .vmlinux.objs
  MODPOST Module.symvers
  UPD     include/generated/utsversion.h
  CC      init/version-timestamp.o
  CHECK   ../init/version-timestamp.c
  LD      .tmp_vmlinux.kallsyms1
  NM      .tmp_vmlinux.kallsyms1.syms
  KSYMS   .tmp_vmlinux.kallsyms1.S
  AS      .tmp_vmlinux.kallsyms1.S
  LD      .tmp_vmlinux.kallsyms2
  NM      .tmp_vmlinux.kallsyms2.syms
  KSYMS   .tmp_vmlinux.kallsyms2.S
  AS      .tmp_vmlinux.kallsyms2.S
  LD      .tmp_vmlinux.kallsyms3
  NM      .tmp_vmlinux.kallsyms3.syms
  KSYMS   .tmp_vmlinux.kallsyms3.S
  AS      .tmp_vmlinux.kallsyms3.S
  LD      vmlinux
  NM      System.map
  SORTTAB vmlinux
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  RSTRIP  vmlinux
  CC      arch/x86/boot/version.o
  CHECK   ../arch/x86/boot/version.c
  OBJCOPY arch/x86/boot/compressed/vmlinux.bin
  VOFFSET arch/x86/boot/compressed/../voffset.h
  CC      arch/x86/boot/compressed/misc.o
  CHECK   ../arch/x86/boot/compressed/misc.c
  CC      arch/x86/boot/compressed/kaslr.o
  CHECK   ../arch/x86/boot/compressed/kaslr.c
  LD [M]  kernel/kheaders.ko
  LD [M]  drivers/net/mctp/mctp-i2c.ko
  CC [M]  drivers/net/ethernet/renesas/ravb.mod.o
  GZIP    arch/x86/boot/compressed/vmlinux.bin.gz
  MKPIGGY arch/x86/boot/compressed/piggy.S
  AS      arch/x86/boot/compressed/piggy.o
  LD      arch/x86/boot/compressed/vmlinux
  ZOFFSET arch/x86/boot/zoffset.h
  OBJCOPY arch/x86/boot/vmlinux.bin
  AS      arch/x86/boot/header.o
  LD      arch/x86/boot/setup.elf
  OBJCOPY arch/x86/boot/setup.bin
  BUILD   arch/x86/boot/bzImage
Kernel: arch/x86/boot/bzImage is ready  (#2204)
  LD [M]  drivers/net/ethernet/renesas/ravb.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net-next/wt-0/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/renesas/ravb_main.o
  CC [M]  drivers/net/ethernet/renesas/ravb_ptp.o
  CHECK   ../drivers/net/ethernet/renesas/ravb_ptp.c
  CHECK   ../drivers/net/ethernet/renesas/ravb_main.c
  LD [M]  drivers/net/ethernet/renesas/ravb.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2204)
  CC [M]  drivers/net/ethernet/renesas/ravb.mod.o
  LD [M]  drivers/net/ethernet/renesas/ravb.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net-next/wt-0/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/renesas/ravb_main.o
  CC [M]  drivers/net/ethernet/renesas/ravb_ptp.o
  CHECK   ../drivers/net/ethernet/renesas/ravb_ptp.c
  CHECK   ../drivers/net/ethernet/renesas/ravb_main.c
  LD [M]  drivers/net/ethernet/renesas/ravb.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2204)
  CC [M]  drivers/net/ethernet/renesas/ravb.mod.o
  LD [M]  drivers/net/ethernet/renesas/ravb.ko