Using -Oline -j 72 W=1 redirect to /tmp/tmp.Y07PnWKn75 and /tmp/tmp.XCL0zhgSkF CC=ccache gcc gcc (GCC) 15.2.1 20250808 (Red Hat 15.2.1-1) Tree base: bfe62db5422b ("Merge branch 'dwmac-support-for-rockchip-rk3506'") 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 CC [M] net/dsa/tag_yt921x.o CC [M] drivers/net/dsa/yt921x.o UPD kernel/config_data GZIP kernel/config_data.gz CC [M] kernel/configs.o 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 (#7543) LD [M] kernel/configs.ko CC [M] drivers/net/dsa/yt921x.mod.o CC [M] drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o LD [M] drivers/net/dsa/yt921x.ko LD [M] drivers/net/ethernet/stmicro/stmmac/stmmac.ko CC [M] net/dsa/tag_yt921x.mod.o LD [M] net/dsa/tag_yt921x.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] 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 (#7543) 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-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] 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 (#7543) CC [M] drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o LD [M] drivers/net/ethernet/stmicro/stmmac/stmmac.ko