Using -Oline -j 72 W=1 redirect to /tmp/tmp.UWhfHcxpYe and /tmp/tmp.VHzbJRWwsQ
LLVM=1 cc=clang
clang version 18.1.8 (Fedora 18.1.8-1.fc40)
Tree base:
cf8fbc6de307 ("Merge branch 'mptcp-fix-a-couple-of-races'")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net/wt-0/build_clang/tools/objtool && make O=/home/nipa/net/wt-0/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC [M]  drivers/virtio/virtio_pci_admin_legacy_io.o
  CC [M]  drivers/virtio/virtio_pci_legacy.o
  CC [M]  drivers/virtio/virtio_pci_modern.o
  CC [M]  drivers/virtio/virtio_pci_common.o
  CHK     kernel/kheaders_data.tar.xz
  LD [M]  drivers/virtio/virtio_pci.o
  CC [M]  net/dccp/ipv6.o
  LD [M]  net/dccp/dccp_ipv6.o
  CC [M]  net/ipv6/tcp_ipv6.o
  CC [M]  net/vmw_vsock/virtio_transport_common.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.o
  CC      net/core/sock.o
  AR      net/core/built-in.a
  CC [M]  drivers/vdpa/virtio_pci/vp_vdpa.o
  LD [M]  net/ipv6/ipv6.o
  CC [M]  drivers/vdpa/solidrun/snet_main.o
  CC [M]  drivers/vdpa/ifcvf/ifcvf_base.o
  LD [M]  drivers/vdpa/solidrun/snet_vdpa.o
  LD [M]  drivers/vdpa/ifcvf/ifcvf.o
  CC      net/mptcp/protocol.o
  AR      net/mptcp/built-in.a
  AR      net/built-in.a
  CC [M]  drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.o
  CC [M]  drivers/vdpa/mlx5/net/mlx5_vnet.o
  LD [M]  drivers/vdpa/mlx5/mlx5_vdpa.o
  LD [M]  drivers/net/ethernet/broadcom/bnxt/bnxt_en.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
  NM      System.map
  SORTTAB vmlinux
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  RSTRIP  vmlinux
  GEN     modules.builtin.ranges
  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
  CC [M]  drivers/virtio/virtio_pci.mod.o
  LD [M]  drivers/net/ethernet/broadcom/bnxt/bnxt_en.ko
  CC [M]  drivers/vdpa/mlx5/mlx5_vdpa.mod.o
  CC [M]  drivers/vdpa/ifcvf/ifcvf.mod.o
  CC [M]  drivers/vdpa/virtio_pci/vp_vdpa.mod.o
  CC [M]  drivers/vdpa/solidrun/snet_vdpa.mod.o
  LD [M]  drivers/virtio/virtio_pci.ko
  LD [M]  drivers/vdpa/mlx5/mlx5_vdpa.ko
  LD [M]  drivers/vdpa/ifcvf/ifcvf.ko
  LD [M]  drivers/vdpa/virtio_pci/vp_vdpa.ko
  LD [M]  drivers/vdpa/solidrun/snet_vdpa.ko
  CC [M]  net/dccp/dccp_ipv6.mod.o
  CC [M]  net/ipv6/ipv6.mod.o
  LD [M]  net/dccp/dccp_ipv6.ko
  LD [M]  net/ipv6/ipv6.ko
  CC [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.mod.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.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
  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  (#1294)
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net/wt-0/build_clang/tools/objtool && make O=/home/nipa/net/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
Kernel: arch/x86/boot/bzImage is ready  (#1294)
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net/wt-0/build_clang/tools/objtool && make O=/home/nipa/net/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
Kernel: arch/x86/boot/bzImage is ready  (#1294)