Using -Oline -j 72 W=1 redirect to /tmp/tmp.kk8n4fx2Xq and /tmp/tmp.UqAMbSnVp8
CC=ccache gcc
gcc (GCC) 14.1.1 20240620 (Red Hat 14.1.1-6)
Tree base:
d7e78951a8b8 ("Merge tag 'net-6.11-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net")
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
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/wangxun/libwx/wx_lib.o
  LD [M]  drivers/net/ethernet/wangxun/libwx/libwx.o
  CC [M]  net/l2tp/l2tp_ppp.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#447)
  CC [M]  drivers/net/ethernet/wangxun/libwx/libwx.mod.o
  LD [M]  drivers/net/ethernet/wangxun/libwx/libwx.ko
  CC [M]  net/l2tp/l2tp_ppp.mod.o
  LD [M]  net/l2tp/l2tp_ppp.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]  net/l2tp/l2tp_ppp.o
  CHK     kernel/kheaders_data.tar.xz
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#447)
  CC [M]  net/l2tp/l2tp_ppp.mod.o
  LD [M]  net/l2tp/l2tp_ppp.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]  net/l2tp/l2tp_ppp.o
  CHK     kernel/kheaders_data.tar.xz
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#447)
  CC [M]  net/l2tp/l2tp_ppp.mod.o
  LD [M]  net/l2tp/l2tp_ppp.ko