Using -Oline -j 72 W=1 redirect to /tmp/tmp.NSZUg5S0Fg and /tmp/tmp.ClkYHEFi0K
LLVM=1 cc=clang
clang version 20.1.8 (Fedora 20.1.8-1.fc42)
Tree base:
1dbf1d590d10 ("net: Add locking to protect skb->dev access in ip_output")
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
  DESCEND objtool
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_debugfs.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_err.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_main.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_txrx.o
  LD [M]  drivers/net/ethernet/hisilicon/hibmcge/hibmcge.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1177)
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hibmcge.mod.o
  LD [M]  drivers/net/ethernet/hisilicon/hibmcge/hibmcge.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
  DESCEND objtool
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
Kernel: arch/x86/boot/bzImage is ready  (#1177)
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
  DESCEND objtool
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
Kernel: arch/x86/boot/bzImage is ready  (#1177)