Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.OjrQO2nEUK and /tmp/tmp.9RjOpFX5i8
CC=ccache gcc
gcc (GCC) 14.2.1 20250110 (Red Hat 14.2.1-7)
Tree base:
c2b68a027c70 ("net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc")
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_ets.o
  CHECK   ../net/sched/sch_ets.c
  CHK     kernel/kheaders_data.tar.xz
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#484)
  LD [M]  net/sched/sch_ets.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_ets.o
  CHECK   ../net/sched/sch_ets.c
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#484)
  CC [M]  net/sched/sch_ets.mod.o
  LD [M]  net/sched/sch_ets.ko