Using -Oline -j 72 W=1 redirect to /tmp/tmp.kYOEMFUcxF and /tmp/tmp.6sBa5FOUJh
LLVM=1 cc=clang
clang version 18.1.6 (Fedora 18.1.6-3.fc40)
Tree base:
ce2f84ebcd85 ("Merge branch 'aquantia-phy-aqr115c' into main")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-1/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-1/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC      net/ethtool/linkinfo.o
  CC      net/ethtool/common.o
  CC      net/ethtool/linkmodes.o
  CC      net/ethtool/linkstate.o
  CC      net/ethtool/rss.o
  CC      net/ethtool/wol.o
  CC      net/ethtool/debug.o
  CC      net/ethtool/features.o
  CC      net/ethtool/strset.o
  CC      net/ethtool/privflags.o
  CC      net/ethtool/rings.o
  CC      net/ethtool/pause.o
  CC      net/ethtool/eee.o
  CC      net/ethtool/tsinfo.o
  CC      net/ethtool/channels.o
  CC      net/ethtool/cabletest.o
  CC      net/ethtool/fec.o
  CC      net/ethtool/coalesce.o
  CC      net/ethtool/phc_vclocks.o
  CC      net/ethtool/eeprom.o
  CC      net/ethtool/stats.o
  CC      net/ethtool/tunnels.o
  CC      net/ethtool/mm.o
  CC      net/ethtool/cmis_fw_update.o
  CC      net/ethtool/cmis_cdb.o
  CC      net/ethtool/module.o
  CC      net/ethtool/pse-pd.o
  CC      net/ethtool/plca.o
  CC      net/ethtool/ioctl.o
  AR      net/ethtool/built-in.a
  CC      net/ipv4/tcp_input.o
  AR      net/ipv4/built-in.a
  AR      net/built-in.a
  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
  LD      .tmp_vmlinux.kallsyms1
  NM      .tmp_vmlinux.kallsyms1.syms
  KSYMS   .tmp_vmlinux.kallsyms1.S
  AS      .tmp_vmlinux.kallsyms1.o
  LD      .tmp_vmlinux.kallsyms2
  NM      .tmp_vmlinux.kallsyms2.syms
  KSYMS   .tmp_vmlinux.kallsyms2.S
  AS      .tmp_vmlinux.kallsyms2.o
  LD      vmlinux
  NM      System.map
  SORTTAB vmlinux
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  RSTRIP  vmlinux
  CC      arch/x86/boot/version.o
  OBJCOPY arch/x86/boot/compressed/vmlinux.bin
  CC      arch/x86/boot/compressed/kaslr.o
  VOFFSET arch/x86/boot/compressed/../voffset.h
  CC      arch/x86/boot/compressed/misc.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  (#3643)
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-1/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-1/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC      net/ethtool/common.o
  CC      net/ethtool/features.o
  CC      net/ethtool/linkinfo.o
  CC      net/ethtool/rings.o
  CC      net/ethtool/strset.o
  CC      net/ethtool/privflags.o
  CC      net/ethtool/linkstate.o
  CC      net/ethtool/debug.o
  CC      net/ethtool/wol.o
  CC      net/ethtool/tsinfo.o
  CC      net/ethtool/rss.o
  CC      net/ethtool/eee.o
  CC      net/ethtool/coalesce.o
  CC      net/ethtool/cmis_cdb.o
  CC      net/ethtool/cabletest.o
  CC      net/ethtool/channels.o
  CC      net/ethtool/pse-pd.o
  CC      net/ethtool/fec.o
  CC      net/ethtool/tunnels.o
  CC      net/ethtool/mm.o
  CC      net/ethtool/linkmodes.o
  CC      net/ethtool/eeprom.o
  CC      net/ethtool/phc_vclocks.o
  CC      net/ethtool/pause.o
  CC      net/ethtool/stats.o
  CC      net/ethtool/cmis_fw_update.o
  CC      net/ethtool/module.o
  CC      net/ethtool/plca.o
  CC      net/ethtool/ioctl.o
  AR      net/ethtool/built-in.a
  AR      net/built-in.a
  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
  LD      .tmp_vmlinux.kallsyms1
  NM      .tmp_vmlinux.kallsyms1.syms
  KSYMS   .tmp_vmlinux.kallsyms1.S
  AS      .tmp_vmlinux.kallsyms1.o
  LD      .tmp_vmlinux.kallsyms2
  NM      .tmp_vmlinux.kallsyms2.syms
  KSYMS   .tmp_vmlinux.kallsyms2.S
  AS      .tmp_vmlinux.kallsyms2.o
  LD      vmlinux
  NM      System.map
  SORTTAB vmlinux
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  RSTRIP  vmlinux
  CC      arch/x86/boot/version.o
  VOFFSET arch/x86/boot/compressed/../voffset.h
  CC      arch/x86/boot/compressed/kaslr.o
  OBJCOPY arch/x86/boot/compressed/vmlinux.bin
  CC      arch/x86/boot/compressed/misc.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  (#3644)
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-1/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-1/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC      net/ethtool/common.o
  CC      net/ethtool/linkinfo.o
  CC      net/ethtool/rss.o
  CC      net/ethtool/linkmodes.o
  CC      net/ethtool/linkstate.o
  CC      net/ethtool/debug.o
  CC      net/ethtool/rings.o
  CC      net/ethtool/wol.o
  CC      net/ethtool/strset.o
  CC      net/ethtool/privflags.o
  CC      net/ethtool/features.o
  CC      net/ethtool/channels.o
  CC      net/ethtool/pause.o
  CC      net/ethtool/coalesce.o
  CC      net/ethtool/eee.o
  CC      net/ethtool/tsinfo.o
  CC      net/ethtool/cabletest.o
  CC      net/ethtool/fec.o
  CC      net/ethtool/phc_vclocks.o
  CC      net/ethtool/eeprom.o
  CC      net/ethtool/stats.o
  CC      net/ethtool/tunnels.o
  CC      net/ethtool/mm.o
  CC      net/ethtool/module.o
  CC      net/ethtool/ioctl.o
  CC      net/ethtool/cmis_fw_update.o
  CC      net/ethtool/pse-pd.o
  CC      net/ethtool/plca.o
  CC      net/ethtool/cmis_cdb.o
  AR      net/ethtool/built-in.a
  AR      net/built-in.a
  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
  LD      .tmp_vmlinux.kallsyms1
  NM      .tmp_vmlinux.kallsyms1.syms
  KSYMS   .tmp_vmlinux.kallsyms1.S
  AS      .tmp_vmlinux.kallsyms1.o
  LD      .tmp_vmlinux.kallsyms2
  NM      .tmp_vmlinux.kallsyms2.syms
  KSYMS   .tmp_vmlinux.kallsyms2.S
  AS      .tmp_vmlinux.kallsyms2.o
  LD      vmlinux
  NM      System.map
  SORTTAB vmlinux
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  RSTRIP  vmlinux
  CC      arch/x86/boot/version.o
  OBJCOPY arch/x86/boot/compressed/vmlinux.bin
  CC      arch/x86/boot/compressed/kaslr.o
  VOFFSET arch/x86/boot/compressed/../voffset.h
  CC      arch/x86/boot/compressed/misc.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  (#3645)