Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.c9GC8dkjKF and /tmp/tmp.lIvr8oHHC5
CC=ccache gcc
gcc (GCC) 15.1.1 20250521 (Red Hat 15.1.1-2)
Tree base:
5f712c3877f9 ("ipv6: Cleanup fib6_drop_pcpu_from()")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/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]  drivers/net/netdevsim/netdev.o
  CC [M]  drivers/net/netdevsim/bus.o
  CHECK   ../drivers/net/netdevsim/netdev.c
  CHECK   ../drivers/net/netdevsim/bus.c
  LD [M]  drivers/net/netdevsim/netdevsim.o
  CC [M]  drivers/net/ethernet/intel/ixgbe/ixgbe_e610.o
  CHECK   ../drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
  LD [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3699)
  CC [M]  drivers/net/netdevsim/netdevsim.mod.o
  CC [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.mod.o
  LD [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.ko
  LD [M]  drivers/net/netdevsim/netdevsim.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/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]  drivers/net/ethernet/intel/ixgbe/ixgbe_e610.o
  CHECK   ../drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
  LD [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3699)
  CC [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.mod.o
  LD [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-1/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]  drivers/net/ethernet/intel/ixgbe/ixgbe_e610.o
  CHECK   ../drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
  LD [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3699)
  CC [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.mod.o
  LD [M]  drivers/net/ethernet/intel/ixgbe/ixgbe.ko