Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.klWxPIUoXy and /tmp/tmp.Fc3L5wihDm
CC=ccache gcc
gcc (GCC) 13.2.1 20230918 (Red Hat 13.2.1-3)
Tree base:
72547df7d955 ("net: dsa: microchip: Remove redundant optimization in ksz8_w_phy_bmcr")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/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/dsa/microchip/ksz8795.o
  CHECK   ../drivers/net/dsa/microchip/ksz8795.c
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#34219)
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/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/dsa/microchip/ksz8795.o
  CHECK   ../drivers/net/dsa/microchip/ksz8795.c
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#34219)
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/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/dsa/microchip/ksz8795.o
  CHECK   ../drivers/net/dsa/microchip/ksz8795.c
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#34219)
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.ko