Using -Oline -j 72 W=1 redirect to /tmp/tmp.e3QK3fKuB4 and /tmp/tmp.7Rr908E6wE
LLVM=1 cc="ccache clang"
clang version 20.1.8 (Fedora 20.1.8-4.fc42)
Tree base:
a0c3aefb08cd ("Merge branch '40GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue")
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/char/ipmi/ipmi_si_intf.o
  CC [M]  sound/core/seq/seq_queue.o
  CC [M]  sound/core/seq/seq_timer.o
  CC [M]  drivers/char/ipmi/ipmi_ssif.o
  CC      drivers/dma-buf/sync_debug.o
  CC      lib/vsprintf.o
  CC [M]  net/dsa/port.o
  LD [M]  drivers/char/ipmi/ipmi_si.o
  CC [M]  drivers/pci/endpoint/functions/pci-epf-test.o
  LD [M]  sound/core/seq/snd-seq.o
  AR      drivers/dma-buf/built-in.a
  CC [M]  drivers/ptp/ptp_ocp.o
  CC [M]  drivers/media/v4l2-core/v4l2-ioctl.o
  CC [M]  drivers/scsi/fnic/fnic_trace.o
  CC [M]  lib/tests/printf_kunit.o
  CC [M]  drivers/scsi/snic/snic_debugfs.o
  CC [M]  drivers/scsi/snic/snic_trc.o
  CC [M]  drivers/net/dsa/sja1105/sja1105_tas.o
  CC      kernel/trace/trace_output.o
  CC [M]  drivers/mmc/core/mmc_test.o
  LD [M]  drivers/media/v4l2-core/videodev.o
  LD [M]  drivers/scsi/fnic/fnic.o
  LD [M]  drivers/scsi/snic/snic.o
  LD [M]  drivers/net/dsa/sja1105/sja1105.o
  AR      kernel/trace/built-in.a
  AR      kernel/built-in.a
  CC [M]  drivers/staging/media/av7110/av7110.o
  AR      lib/lib.a
  CC [M]  net/ceph/messenger_v2.o
  CC [M]  drivers/gpu/drm/drm_vblank.o
  LD [M]  drivers/staging/media/av7110/dvb-ttpci.o
  CC [M]  drivers/net/ethernet/intel/e1000e/ptp.o
  CC [M]  drivers/net/ethernet/intel/igb/igb_ptp.o
  CC [M]  drivers/pps/kapi.o
  CC [M]  fs/ceph/inode.o
  LD [M]  drivers/pps/pps_core.o
  CC [M]  fs/ceph/dir.o
  LD [M]  net/ceph/libceph.o
  CC [M]  fs/ceph/xattr.o
  LD [M]  drivers/net/ethernet/intel/e1000e/e1000e.o
  LD [M]  drivers/net/ethernet/intel/igb/igb.o
  LD [M]  fs/ceph/ceph.o
  LD [M]  drivers/gpu/drm/drm.o
  CC [M]  drivers/gpu/drm/msm/msm_gpu.o
  CC [M]  drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.o
  CC [M]  drivers/gpu/drm/xe/xe_devcoredump.o
  LD [M]  drivers/gpu/drm/msm/msm.o
  CC [M]  net/dsa/user.o
  LD [M]  net/dsa/dsa_core.o
  LD [M]  drivers/gpu/drm/xe/xe.o
  CC [M]  drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.o
  LD [M]  drivers/gpu/drm/amd/amdgpu/amdgpu.o
  AR      drivers/built-in.a
  AR      built-in.a
  AR      vmlinux.a
  LD      vmlinux.o
  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
  OBJCOPY modules.builtin.modinfo
  GEN     modules.builtin
  OBJCOPY 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
  CC [M]  lib/tests/printf_kunit.mod.o
  CC [M]  fs/ceph/ceph.mod.o
  CC [M]  drivers/pci/endpoint/functions/pci-epf-test.mod.o
  CC [M]  drivers/char/ipmi/ipmi_si.mod.o
  CC [M]  drivers/char/ipmi/ipmi_ssif.mod.o
  LD [M]  drivers/scsi/fnic/fnic.ko
  LD [M]  drivers/scsi/snic/snic.ko
  CC [M]  drivers/gpu/drm/drm.mod.o
  CC [M]  drivers/gpu/drm/amd/amdgpu/amdgpu.mod.o
  CC [M]  drivers/gpu/drm/xe/xe.mod.o
  CC [M]  drivers/gpu/drm/msm/msm.mod.o
  CC [M]  drivers/net/dsa/sja1105/sja1105.mod.o
  CC [M]  drivers/net/ethernet/intel/e1000e/e1000e.mod.o
  CC [M]  drivers/net/ethernet/intel/igb/igb.mod.o
  CC [M]  drivers/media/v4l2-core/videodev.mod.o
  CC [M]  drivers/ptp/ptp_ocp.mod.o
  CC [M]  drivers/mmc/core/mmc_test.mod.o
  CC [M]  drivers/staging/media/av7110/dvb-ttpci.mod.o
  CC [M]  drivers/pps/pps_core.mod.o
  CC [M]  sound/core/seq/snd-seq.mod.o
  LD [M]  fs/ceph/ceph.ko
  LD [M]  lib/tests/printf_kunit.ko
  LD [M]  drivers/pci/endpoint/functions/pci-epf-test.ko
  LD [M]  drivers/char/ipmi/ipmi_si.ko
  LD [M]  drivers/char/ipmi/ipmi_ssif.ko
  LD [M]  drivers/gpu/drm/drm.ko
  LD [M]  drivers/gpu/drm/amd/amdgpu/amdgpu.ko
  LD [M]  drivers/gpu/drm/xe/xe.ko
  LD [M]  drivers/gpu/drm/msm/msm.ko
  LD [M]  drivers/net/dsa/sja1105/sja1105.ko
  LD [M]  drivers/net/ethernet/intel/e1000e/e1000e.ko
  LD [M]  drivers/net/ethernet/intel/igb/igb.ko
  LD [M]  drivers/media/v4l2-core/videodev.ko
  LD [M]  drivers/ptp/ptp_ocp.ko
  LD [M]  drivers/mmc/core/mmc_test.ko
  LD [M]  drivers/staging/media/av7110/dvb-ttpci.ko
  LD [M]  drivers/pps/pps_core.ko
  LD [M]  sound/core/seq/snd-seq.ko
  CC [M]  net/ceph/libceph.mod.o
  LD [M]  net/ceph/libceph.ko
  CC [M]  net/dsa/dsa_core.mod.o
  LD [M]  net/dsa/dsa_core.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
  LD      arch/x86/boot/setup.elf
  OBJCOPY arch/x86/boot/setup.bin
  OBJCOPY arch/x86/boot/vmlinux.bin
  BUILD   arch/x86/boot/bzImage
Kernel: arch/x86/boot/bzImage is ready  (#8087)
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 [M]  net/dsa/user.o
  LD [M]  net/dsa/dsa_core.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#8087)
  CC [M]  net/dsa/dsa_core.mod.o
  LD [M]  net/dsa/dsa_core.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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  net/dsa/user.o
  LD [M]  net/dsa/dsa_core.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#8087)
  CC [M]  net/dsa/dsa_core.mod.o
  LD [M]  net/dsa/dsa_core.ko