Using -Oline -j 72 W=1 redirect to /tmp/tmp.KSqLiLGXuu and /tmp/tmp.IQUHKCkey5
LLVM=1 cc=clang
clang version 18.1.6 (Fedora 18.1.6-3.fc40)
Tree base:
fe1910f9337b ("tcp_bpf: fix return value of tcp_bpf_sendmsg()")
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]  net/bluetooth/hci_sysfs.o
  CC [M]  net/ipv4/fou_core.o
  CC [M]  net/bluetooth/hci_sock.o
  CC [M]  net/bluetooth/mgmt_config.o
  CC [M]  net/bluetooth/hci_codec.o
  CC [M]  net/bluetooth/mgmt_util.o
  CC [M]  net/bluetooth/eir.o
  CC [M]  net/bluetooth/l2cap_sock.o
  CC [M]  net/bluetooth/selftest.o
  CC [M]  net/bluetooth/aosp.o
  CC [M]  net/bluetooth/hci_conn.o
  CC [M]  net/bluetooth/coredump.o
  CC [M]  net/bluetooth/leds.o
  CC [M]  net/bluetooth/msft.o
  CC [M]  net/bluetooth/hci_debugfs.o
  CC [M]  net/bluetooth/sco.o
  LD [M]  net/ipv4/fou.o
  CC [M]  net/bluetooth/hci_core.o
  CC [M]  net/bluetooth/rfcomm/sock.o
  CC [M]  net/bluetooth/bnep/netdev.o
  CC [M]  net/bluetooth/bnep/core.o
  CC [M]  net/bluetooth/rfcomm/tty.o
  CC [M]  net/bluetooth/smp.o
  CC [M]  net/bluetooth/hidp/core.o
  LD [M]  net/bluetooth/bnep/bnep.o
  CC [M]  net/bluetooth/6lowpan.o
  LD [M]  net/bluetooth/hidp/hidp.o
  CC [M]  drivers/bluetooth/hci_vhci.o
  LD [M]  net/bluetooth/bluetooth_6lowpan.o
  CC [M]  net/bluetooth/iso.o
  CC [M]  drivers/bluetooth/hci_ath.o
  CC [M]  drivers/bluetooth/hci_ldisc.o
  CC [M]  drivers/bluetooth/hci_h4.o
  CC [M]  net/bluetooth/hci_event.o
  CC [M]  drivers/bluetooth/hci_serdev.o
  CC [M]  drivers/bluetooth/hci_ll.o
  CC [M]  drivers/bluetooth/hci_mrvl.o
  CC [M]  drivers/bluetooth/hci_h5.o
  CC [M]  drivers/bluetooth/hci_bcsp.o
  CC [M]  drivers/bluetooth/hci_ag6xx.o
  CC [M]  net/bluetooth/rfcomm/core.o
  CC [M]  drivers/bluetooth/hci_intel.o
  LD [M]  net/bluetooth/rfcomm/rfcomm.o
  CC [M]  drivers/bluetooth/btsdio.o
  CC [M]  drivers/bluetooth/btmrvl_debugfs.o
  CC [M]  drivers/bluetooth/hci_qca.o
  CC [M]  drivers/bluetooth/btqcomsmd.o
  CC [M]  drivers/bluetooth/bfusb.o
  CC [M]  drivers/bluetooth/bpa10x.o
  CC [M]  drivers/bluetooth/dtl1_cs.o
  CC [M]  drivers/bluetooth/bt3c_cs.o
  CC [M]  drivers/bluetooth/btmrvl_main.o
  CC [M]  net/bluetooth/hci_sync.o
  CC [M]  drivers/bluetooth/btbcm.o
  CC [M]  drivers/bluetooth/hci_bcm4377.o
  CC [M]  net/bluetooth/mgmt.o
  CC [M]  drivers/bluetooth/bluecard_cs.o
  LD [M]  drivers/bluetooth/hci_uart.o
  CC [M]  drivers/bluetooth/hci_nokia.o
  CC [M]  drivers/bluetooth/btrsi.o
  CC [M]  drivers/bluetooth/btmtk.o
  CC [M]  net/bluetooth/l2cap_core.o
  CC [M]  drivers/bluetooth/btnxpuart.o
  CC [M]  drivers/bluetooth/btmtkuart.o
  CC [M]  drivers/bluetooth/btqca.o
  CC [M]  drivers/bluetooth/btintel_pcie.o
  CC [M]  drivers/bluetooth/virtio_bt.o
  CC [M]  drivers/bluetooth/btusb.o
  CC [M]  drivers/bluetooth/btintel.o
  CC [M]  drivers/bluetooth/btmrvl_sdio.o
  CC [M]  drivers/bluetooth/btrtl.o
  CC [M]  drivers/bluetooth/btmtksdio.o
  LD [M]  drivers/bluetooth/btmrvl.o
  LD [M]  net/bluetooth/bluetooth.o
  CHK     kernel/kheaders_data.tar.xz
  GEN     kernel/kheaders_data.tar.xz
  CC [M]  kernel/kheaders.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#801)
  LD [M]  kernel/kheaders.ko
  LD [M]  drivers/bluetooth/hci_vhci.ko
  LD [M]  drivers/bluetooth/hci_bcm4377.ko
  LD [M]  drivers/bluetooth/bpa10x.ko
  LD [M]  drivers/bluetooth/bfusb.ko
  LD [M]  drivers/bluetooth/dtl1_cs.ko
  LD [M]  drivers/bluetooth/bt3c_cs.ko
  LD [M]  drivers/bluetooth/bluecard_cs.ko
  LD [M]  drivers/bluetooth/btusb.ko
  LD [M]  drivers/bluetooth/btsdio.ko
  LD [M]  drivers/bluetooth/btintel.ko
  LD [M]  drivers/bluetooth/btintel_pcie.ko
  LD [M]  drivers/bluetooth/btmrvl.ko
  LD [M]  drivers/bluetooth/btmrvl_sdio.ko
  LD [M]  drivers/bluetooth/btmtksdio.ko
  LD [M]  drivers/bluetooth/btmtkuart.ko
  LD [M]  drivers/bluetooth/btqcomsmd.ko
  LD [M]  drivers/bluetooth/btbcm.ko
  LD [M]  drivers/bluetooth/btrtl.ko
  LD [M]  drivers/bluetooth/btqca.ko
  LD [M]  drivers/bluetooth/btmtk.ko
  LD [M]  drivers/bluetooth/virtio_bt.ko
  LD [M]  drivers/bluetooth/btnxpuart.ko
  LD [M]  drivers/bluetooth/hci_nokia.ko
  LD [M]  drivers/bluetooth/btrsi.ko
  CC [M]  drivers/bluetooth/hci_uart.mod.o
  LD [M]  net/bluetooth/rfcomm/rfcomm.ko
  LD [M]  net/bluetooth/bnep/bnep.ko
  LD [M]  net/bluetooth/hidp/hidp.ko
  LD [M]  drivers/bluetooth/hci_uart.ko
  CC [M]  net/ipv4/fou.mod.o
  LD [M]  net/ipv4/fou.ko
  CC [M]  net/bluetooth/bluetooth.mod.o
  LD [M]  net/bluetooth/bluetooth.ko
  CC [M]  net/bluetooth/bluetooth_6lowpan.mod.o
  LD [M]  net/bluetooth/bluetooth_6lowpan.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 [M]  net/ipv4/fou_core.o
  LD [M]  net/ipv4/fou.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#801)
  CC [M]  net/ipv4/fou.mod.o
  LD [M]  net/ipv4/fou.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 [M]  net/ipv4/fou_core.o
  LD [M]  net/ipv4/fou.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#801)
  CC [M]  net/ipv4/fou.mod.o
  LD [M]  net/ipv4/fou.ko