Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.tD4eDI71MC and /tmp/tmp.8mSL1bdRzs
CC=ccache gcc
gcc (GCC) 15.2.1 20250808 (Red Hat 15.2.1-1)
Tree base:
e5763491237f ("Merge tag 'net-6.18-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net")
Baseline building the tree
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]  drivers/net/ethernet/pensando/ionic/ionic_txrx.o
  CHECK   ../drivers/net/ethernet/pensando/ionic/ionic_txrx.c
  LD [M]  drivers/net/ethernet/pensando/ionic/ionic.o
  CC [M]  drivers/net/dsa/microchip/ksz_ptp.o
  CHECK   ../drivers/net/dsa/microchip/ksz_ptp.c
  CC [M]  drivers/net/dsa/microchip/ksz_common.o
  CHECK   ../drivers/net/dsa/microchip/ksz_common.c
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1836)
  CC [M]  drivers/net/ethernet/pensando/ionic/ionic.mod.o
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.ko
  LD [M]  drivers/net/ethernet/pensando/ionic/ionic.ko
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]  drivers/net/dsa/microchip/ksz_common.o
  CHECK   ../drivers/net/dsa/microchip/ksz_common.c
  CC [M]  drivers/net/dsa/microchip/ksz_ptp.o
  CHECK   ../drivers/net/dsa/microchip/ksz_ptp.c
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1836)
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.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
  CC [M]  drivers/net/dsa/microchip/ksz_common.o
  CC [M]  drivers/net/dsa/microchip/ksz_ptp.o
  CHECK   ../drivers/net/dsa/microchip/ksz_common.c
  CHECK   ../drivers/net/dsa/microchip/ksz_ptp.c
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1836)
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.ko