Using -Oline -j 72 W=1 redirect to /tmp/tmp.oPRigm9ghP and /tmp/tmp.SmeLP6obsw
LLVM=1 cc=clang
clang version 18.1.6 (Fedora 18.1.6-3.fc40)
Tree base:
2146b7dd354c ("l2tp: fix l2tp_session_register with colliding l2tpv3 IDs")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-0/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  UPD     kernel/config_data
  CC      drivers/acpi/acpi_pcc.o
  CC [M]  drivers/soc/hisilicon/kunpeng_hccs.o
  CC      drivers/acpi/acpica/rsaddr.o
  GZIP    kernel/config_data.gz
  CC      arch/x86/kernel/acpi/cppc.o
  AR      drivers/acpi/acpica/built-in.a
  AR      arch/x86/kernel/acpi/built-in.a
  AR      arch/x86/kernel/built-in.a
  AR      arch/x86/built-in.a
  CC [M]  drivers/cpufreq/amd-pstate-ut.o
  CC      drivers/mailbox/pcc.o
  CC [M]  drivers/cpufreq/acpi-cpufreq.o
  CC      drivers/acpi/cppc_acpi.o
  CC [M]  kernel/configs.o
  CC      drivers/cpufreq/amd-pstate.o
  AR      drivers/mailbox/built-in.a
  AR      drivers/acpi/built-in.a
  CC      drivers/cpufreq/intel_pstate.o
  AR      drivers/cpufreq/built-in.a
  CC [M]  drivers/net/ethernet/intel/igb/igb_hwmon.o
  CC [M]  drivers/net/ethernet/intel/igb/e1000_mac.o
  CC [M]  drivers/net/ethernet/intel/igb/e1000_82575.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_ptp.o
  CC [M]  drivers/hwmon/xgene-hwmon.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_ethtool.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_main.o
  LD [M]  drivers/net/ethernet/intel/igb/igb.o
  AR      drivers/built-in.a
  CHK     kernel/kheaders_data.tar.xz
  GEN     kernel/kheaders_data.tar.xz
  CC [M]  kernel/kheaders.o
  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
  LD [M]  kernel/configs.ko
  LD [M]  kernel/kheaders.ko
  LD [M]  drivers/soc/hisilicon/kunpeng_hccs.ko
  GZIP    arch/x86/boot/compressed/vmlinux.bin.gz
  MKPIGGY arch/x86/boot/compressed/piggy.S
  AS      arch/x86/boot/compressed/piggy.o
  CC [M]  drivers/net/ethernet/intel/igb/igb.mod.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  (#3567)
  LD [M]  drivers/cpufreq/acpi-cpufreq.ko
  LD [M]  drivers/cpufreq/amd-pstate-ut.ko
  LD [M]  drivers/hwmon/xgene-hwmon.ko
  LD [M]  drivers/net/ethernet/intel/igb/igb.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-0/build_clang 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/intel/igb/igb_hwmon.o
  CC [M]  drivers/net/ethernet/intel/igb/e1000_mac.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_ptp.o
  CC [M]  drivers/net/ethernet/intel/igb/e1000_82575.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_ethtool.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_main.o
  LD [M]  drivers/net/ethernet/intel/igb/igb.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3567)
  CC [M]  drivers/net/ethernet/intel/igb/igb.mod.o
  LD [M]  drivers/net/ethernet/intel/igb/igb.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-0/build_clang 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/intel/igb/igb_hwmon.o
  CC [M]  drivers/net/ethernet/intel/igb/e1000_mac.o
  CC [M]  drivers/net/ethernet/intel/igb/e1000_82575.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_ptp.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_ethtool.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_main.o
  LD [M]  drivers/net/ethernet/intel/igb/igb.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3567)
  CC [M]  drivers/net/ethernet/intel/igb/igb.mod.o
  LD [M]  drivers/net/ethernet/intel/igb/igb.ko