Using -Oline -j 72 W=1 redirect to /tmp/tmp.FoBm2otffc and /tmp/tmp.wGEzVvyRyo
LLVM=1 cc=clang
clang version 18.1.6 (Fedora 18.1.6-3.fc40)
Tree base:
98d4435efcbf ("net/smc: prevent NULL pointer dereference in txopt_get")
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
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  net/bridge/br_fdb.o
  CC [M]  drivers/net/bareudp.o
  LD [M]  net/bridge/bridge.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#800)
  CC [M]  drivers/net/bareudp.mod.o
  LD [M]  drivers/net/bareudp.ko
  CC [M]  net/bridge/bridge.mod.o
  LD [M]  net/bridge/bridge.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]  drivers/net/bareudp.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#800)
  CC [M]  drivers/net/bareudp.mod.o
  LD [M]  drivers/net/bareudp.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]  drivers/net/bareudp.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#800)
  CC [M]  drivers/net/bareudp.mod.o
  LD [M]  drivers/net/bareudp.ko