Using -Oline -j 72 W=1 redirect to /tmp/tmp.oTOwlpCVTf and /tmp/tmp.0NIn6RFGUV CC=ccache gcc gcc (GCC) 15.1.1 20250521 (Red Hat 15.1.1-2) Tree base: 37efe8ef21b1 ("net: stmmac: mdio: provide priv->gmii_address_bus_config") Skip baseline build, not the first patch and no Kconfig updates 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/stmmac_mdio.o LD [M] drivers/net/ethernet/stmicro/stmmac/stmmac.o MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#5488) 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/stmmac_mdio.o LD [M] drivers/net/ethernet/stmicro/stmmac/stmmac.o MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#5488) CC [M] drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o LD [M] drivers/net/ethernet/stmicro/stmmac/stmmac.ko