Using -Oline -j 72 W=1 redirect to /tmp/tmp.DkB0lxuJLa and /tmp/tmp.nn8TJsE3VE
CC=ccache gcc
gcc (GCC) 15.2.1 20251022 (Red Hat 15.2.1-3)
Tree base:
bed22c7b90af ("selftests: net: lib: Do not overwrite error messages")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CC [M]  net/l2tp/l2tp_core.o
  CC [M]  drivers/atm/fore200e.o
  LD [M]  drivers/atm/fore_200e.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1967)
  CC [M]  drivers/atm/fore_200e.mod.o
  CC [M]  net/l2tp/l2tp_core.mod.o
  LD [M]  drivers/atm/fore_200e.ko
  LD [M]  net/l2tp/l2tp_core.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CC [M]  drivers/atm/fore200e.o
  LD [M]  drivers/atm/fore_200e.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1967)
  CC [M]  drivers/atm/fore_200e.mod.o
  LD [M]  drivers/atm/fore_200e.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CC [M]  drivers/atm/fore200e.o
  LD [M]  drivers/atm/fore_200e.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1967)
  CC [M]  drivers/atm/fore_200e.mod.o
  LD [M]  drivers/atm/fore_200e.ko