Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.j6Pkj7VFmh and /tmp/tmp.tVDJrum30T CC=ccache gcc gcc (GCC) 15.1.1 20250521 (Red Hat 15.1.1-2) Tree base: 129cfb122e22 ("net_sched: Implement the right netem duplication behavior") Skip baseline build, not the first patch and no Kconfig updates Building the tree before the patch make[1]: Entering directory '/home/nipa/net/wt-0/build_allmodconfig_warn' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_allmodconfig_warn' SYNC include/config/auto.conf GEN Makefile GEN Makefile DESCEND objtool INSTALL libsubcmd_headers CALL ../scripts/checksyscalls.sh CC [M] net/sched/sch_qfq.o CHECK ../net/sched/sch_qfq.c CHK kernel/kheaders_data.tar.xz MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#1087) LD [M] net/sched/sch_qfq.ko Building the tree with the patch make[1]: Entering directory '/home/nipa/net/wt-0/build_allmodconfig_warn' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_allmodconfig_warn' SYNC include/config/auto.conf GEN Makefile GEN Makefile DESCEND objtool INSTALL libsubcmd_headers CALL ../scripts/checksyscalls.sh CHK kernel/kheaders_data.tar.xz CC [M] net/sched/sch_qfq.o CHECK ../net/sched/sch_qfq.c MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#1087) CC [M] net/sched/sch_qfq.mod.o LD [M] net/sched/sch_qfq.ko