Using -Oline -j 72 W=1 redirect to /tmp/tmp.bVNxhX09na and /tmp/tmp.j3ma6VvOTe
LLVM=1 cc=clang
clang version 18.1.8 (Fedora 18.1.8-1.fc40)
Tree base:
f15b8d6eb638 ("Merge branch 'net-dsa-b53-assorted-jumbo-frame-fixes'")
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      net/mptcp/mib.o
  CC      net/mptcp/ctrl.o
  CC      net/mptcp/options.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/eq.o
  CC      net/mptcp/pm_userspace.o
  CC      net/mptcp/pm.o
  CC      net/mptcp/subflow.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/fw_qos.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/catas.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/mr.o
  CC      net/mptcp/pm_netlink.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/cq.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/reset.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/icm.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/profile.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/fw.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_resources.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/alloc.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/srq.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/pd.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/intf.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_selftest.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/resource_tracker.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/mcg.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/sense.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_clock.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_main.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/qp.o
  CC [M]  drivers/infiniband/hw/mlx4/mcg.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_port.o
  CC [M]  drivers/infiniband/hw/mlx4/doorbell.o
  CC      net/ipv4/tcp_output.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_cq.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/crdump.o
  CC [M]  drivers/infiniband/hw/mlx4/ah.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_tx.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/port.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/cmd.o
  CC [M]  drivers/infiniband/hw/mlx4/cq.o
  CC [M]  drivers/infiniband/hw/mlx4/srq.o
  CC      net/mptcp/protocol.o
  CC [M]  drivers/infiniband/hw/mlx4/cm.o
  CC [M]  drivers/infiniband/hw/mlx4/mad.o
  AR      net/mptcp/built-in.a
  CC [M]  drivers/infiniband/hw/mlx4/sysfs.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_ethtool.o
  CC [M]  drivers/infiniband/hw/mlx4/mr.o
  CC [M]  drivers/infiniband/hw/mlx4/alias_GUID.o
  AR      net/ipv4/built-in.a
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_netdev.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/en_rx.o
  AR      net/built-in.a
  LD [M]  drivers/net/ethernet/mellanox/mlx4/mlx4_en.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/main.o
  CC [M]  drivers/infiniband/hw/mlx4/qp.o
  CC [M]  drivers/infiniband/hw/mlx4/main.o
  LD [M]  drivers/infiniband/hw/mlx4/mlx4_ib.o
  LD [M]  drivers/net/ethernet/mellanox/mlx4/mlx4_core.o
  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
  CC      .vmlinux.export.o
  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
  LD [M]  kernel/kheaders.ko
  CC [M]  drivers/net/ethernet/mellanox/mlx4/mlx4_core.mod.o
  CC [M]  drivers/net/ethernet/mellanox/mlx4/mlx4_en.mod.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
  CC [M]  drivers/infiniband/hw/mlx4/mlx4_ib.mod.o
  BUILD   arch/x86/boot/bzImage
Kernel: arch/x86/boot/bzImage is ready  (#1063)
  LD [M]  drivers/net/ethernet/mellanox/mlx4/mlx4_core.ko
  LD [M]  drivers/net/ethernet/mellanox/mlx4/mlx4_en.ko
  LD [M]  drivers/infiniband/hw/mlx4/mlx4_ib.ko
  CC [M]  net/ipv6/ipv6.mod.o
  LD [M]  net/ipv6/ipv6.ko
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
  CC      net/mptcp/mib.o
  CC      net/mptcp/ctrl.o
  CC      net/mptcp/pm.o
  CC      net/mptcp/pm_userspace.o
  CC      net/mptcp/options.o
  CC      net/mptcp/subflow.o
  CC      net/mptcp/pm_netlink.o
  CC      net/mptcp/protocol.o
  AR      net/mptcp/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
  CC      .vmlinux.export.o
  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
  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  (#1064)
  CC [M]  net/ipv6/ipv6.mod.o
  LD [M]  net/ipv6/ipv6.ko
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
  CC      net/mptcp/mib.o
  CC      net/mptcp/ctrl.o
  CC      net/mptcp/pm.o
  CC      net/mptcp/pm_userspace.o
  CC      net/mptcp/options.o
  CC      net/mptcp/subflow.o
  CC      net/mptcp/pm_netlink.o
  CC      net/mptcp/protocol.o
  AR      net/mptcp/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
  CC      .vmlinux.export.o
  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
  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  (#1065)
  CC [M]  net/ipv6/ipv6.mod.o
  LD [M]  net/ipv6/ipv6.ko