Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.geLMCYz5k1 and /tmp/tmp.CT760v9pQ7
CC=ccache gcc
gcc (GCC) 14.1.1 20240507 (Red Hat 14.1.1-1)
Tree base:
404dbd26322f ("net: qrtr: ns: Ignore ENODEV failures in ns")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/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]  net/ipv4/fou_core.o
  CHECK   ../net/ipv4/fou_core.c
  LD [M]  net/ipv4/fou.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2785)
  CC [M]  net/ipv4/fou.mod.o
  LD [M]  net/ipv4/fou.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CC [M]  net/ipv4/fou_core.o
  CHECK   ../net/ipv4/fou_core.c
  CHK     kernel/kheaders_data.tar.xz
  LD [M]  net/ipv4/fou.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2785)
  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-next/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CC [M]  net/ipv4/fou_core.o
  CHECK   ../net/ipv4/fou_core.c
  CHK     kernel/kheaders_data.tar.xz
  LD [M]  net/ipv4/fou.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2785)
  CC [M]  net/ipv4/fou.mod.o
  LD [M]  net/ipv4/fou.ko