Using -Oline -j 72 W=1 redirect to /tmp/tmp.LIy6QeMFM3 and /tmp/tmp.Sy7Spnq3Mk
LLVM=1 cc=clang
clang version 20.1.8 (Fedora 20.1.8-3.fc42)
Tree base:
02614eee26fb ("idpf: do not linearize big TSO packets")
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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_csr.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_hwmon.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_fw_log.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_devlink.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_debugfs.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_hw_stats.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_phylink.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_main.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_idc.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_dev.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_pci.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_fw.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_irq.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_time.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_ethtool.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_virtchnl_ptp.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_vf_dev.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_netdev.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_ptp.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_singleq_txrx.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_ethtool.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_rpc.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_mac.o
  CC      net/ipv4/route.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_lib.o
  AR      net/ipv4/built-in.a
  AR      net/built-in.a
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_virtchnl.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf_txrx.o
  LD [M]  drivers/net/ethernet/intel/idpf/idpf.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic_txrx.o
  LD [M]  drivers/net/ethernet/meta/fbnic/fbnic.o
  AR      built-in.a
  AR      vmlinux.a
  LD      vmlinux.o
  OBJCOPY modules.builtin.modinfo
  GEN     modules.builtin
  MODPOST Module.symvers
  UPD     include/generated/utsversion.h
  CC      init/version-timestamp.o
  KSYMS   .tmp_vmlinux0.kallsyms.S
  AS      .tmp_vmlinux0.kallsyms.o
  LD      .tmp_vmlinux1
  NM      .tmp_vmlinux1.syms
  KSYMS   .tmp_vmlinux1.kallsyms.S
  AS      .tmp_vmlinux1.kallsyms.o
  LD      .tmp_vmlinux2
  NM      .tmp_vmlinux2.syms
  KSYMS   .tmp_vmlinux2.kallsyms.S
  AS      .tmp_vmlinux2.kallsyms.o
  LD      vmlinux.unstripped
  NM      System.map
  SORTTAB vmlinux.unstripped
  RSTRIP  vmlinux
  GEN     modules.builtin.ranges
  CC      arch/x86/boot/version.o
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  OBJCOPY arch/x86/boot/compressed/vmlinux.bin
  CC      arch/x86/boot/compressed/kaslr.o
  CC [M]  drivers/net/ethernet/intel/idpf/idpf.mod.o
  CC [M]  drivers/net/ethernet/meta/fbnic/fbnic.mod.o
  VOFFSET arch/x86/boot/compressed/../voffset.h
  CC      arch/x86/boot/compressed/misc.o
  LD [M]  drivers/net/ethernet/intel/idpf/idpf.ko
  LD [M]  drivers/net/ethernet/meta/fbnic/fbnic.ko
  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
  AS      arch/x86/boot/header.o
  OBJCOPY arch/x86/boot/vmlinux.bin
  LD      arch/x86/boot/setup.elf
  OBJCOPY arch/x86/boot/setup.bin
  BUILD   arch/x86/boot/bzImage
Kernel: arch/x86/boot/bzImage is ready  (#5419)
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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC      net/ipv4/route.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
  MODPOST Module.symvers
  UPD     include/generated/utsversion.h
  CC      init/version-timestamp.o
  KSYMS   .tmp_vmlinux0.kallsyms.S
  AS      .tmp_vmlinux0.kallsyms.o
  LD      .tmp_vmlinux1
  NM      .tmp_vmlinux1.syms
  KSYMS   .tmp_vmlinux1.kallsyms.S
  AS      .tmp_vmlinux1.kallsyms.o
  LD      .tmp_vmlinux2
  NM      .tmp_vmlinux2.syms
  KSYMS   .tmp_vmlinux2.kallsyms.S
  AS      .tmp_vmlinux2.kallsyms.o
  LD      vmlinux.unstripped
  NM      System.map
  SORTTAB vmlinux.unstripped
  RSTRIP  vmlinux
  GEN     modules.builtin.ranges
  CC      arch/x86/boot/version.o
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  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  (#5420)
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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC      net/ipv4/route.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
  MODPOST Module.symvers
  UPD     include/generated/utsversion.h
  CC      init/version-timestamp.o
  KSYMS   .tmp_vmlinux0.kallsyms.S
  AS      .tmp_vmlinux0.kallsyms.o
  LD      .tmp_vmlinux1
  NM      .tmp_vmlinux1.syms
  KSYMS   .tmp_vmlinux1.kallsyms.S
  AS      .tmp_vmlinux1.kallsyms.o
  LD      .tmp_vmlinux2
  NM      .tmp_vmlinux2.syms
  KSYMS   .tmp_vmlinux2.kallsyms.S
  AS      .tmp_vmlinux2.kallsyms.o
  LD      vmlinux.unstripped
  NM      System.map
  SORTTAB vmlinux.unstripped
  RSTRIP  vmlinux
  GEN     modules.builtin.ranges
  CC      arch/x86/boot/version.o
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  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  (#5421)