Using -Oline -j 96 W=1 C=1 redirect to /tmp/tmp.93o2Ehl1WQ and /tmp/tmp.GLMqb75kqW
CC=ccache gcc
gcc (GCC) 15.2.1 20260123 (Red Hat 15.2.1-7)
Tree base:
48b3cd69265f ("net: stmmac: skip VLAN restore when VLAN hash ops are missing")
Baseline building the tree
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/intel/ice/ice_vf_lib.o
  CC [M]  drivers/net/wan/lapbether.o
  LD [M]  drivers/net/ethernet/intel/ice/ice.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#937)
  CC [M]  drivers/net/ethernet/intel/ice/ice.mod.o
  CC [M]  drivers/net/wan/lapbether.mod.o
  LD [M]  drivers/net/ethernet/intel/ice/ice.ko
  LD [M]  drivers/net/wan/lapbether.ko
Building the tree before the patch
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/wan/lapbether.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#937)
  CC [M]  drivers/net/wan/lapbether.mod.o
  LD [M]  drivers/net/wan/lapbether.ko
Building the tree with the patch
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/wan/lapbether.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#937)
  CC [M]  drivers/net/wan/lapbether.mod.o
  LD [M]  drivers/net/wan/lapbether.ko