Using -Oline -j 72 W=1 redirect to /tmp/tmp.v3dBIGjKcT and /tmp/tmp.nq7g61ltAG
CC=ccache gcc
gcc (GCC) 15.1.1 20250521 (Red Hat 15.1.1-2)
Tree base:
88250d40ed59 ("Merge branch 'net-dsa-b53-mmap-add-bcm63268-gphy-power-control'")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CC [M]  drivers/net/phy/mxl-86110.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac_main.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#4837)
  CC [M]  drivers/net/phy/mxl-86110.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o
  LD [M]  drivers/net/phy/mxl-86110.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#4837)
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#4837)
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.ko