Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.dD7fNDPIgS and /tmp/tmp.XSBEw10cyL
CC=ccache gcc
gcc (GCC) 14.2.1 20240912 (Red Hat 14.2.1-3)
Tree base:
07d6bf634bc8 ("Merge tag 'net-6.12-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
mkdir -p /home/nipa/net/wt-0/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net/wt-0/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C 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
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  CC [M]  drivers/net/hyperv/netvsc_drv.o
  CHECK   ../drivers/net/hyperv/netvsc_drv.c
  LD [M]  drivers/net/hyperv/hv_netvsc.o
  CHK     kernel/kheaders_data.tar.xz
  GEN     kernel/kheaders_data.tar.xz
  CC [M]  kernel/kheaders.o
  CHECK   ../kernel/kheaders.c
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#139)
  LD [M]  kernel/kheaders.ko
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  CC [M]  drivers/net/hyperv/hv_netvsc.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.ko
  LD [M]  drivers/net/hyperv/hv_netvsc.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
mkdir -p /home/nipa/net/wt-0/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net/wt-0/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/hyperv/netvsc_drv.o
  CHECK   ../drivers/net/hyperv/netvsc_drv.c
  LD [M]  drivers/net/hyperv/hv_netvsc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#139)
  CC [M]  drivers/net/hyperv/hv_netvsc.mod.o
  LD [M]  drivers/net/hyperv/hv_netvsc.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
mkdir -p /home/nipa/net/wt-0/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net/wt-0/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/hyperv/netvsc_drv.o
  CHECK   ../drivers/net/hyperv/netvsc_drv.c
  LD [M]  drivers/net/hyperv/hv_netvsc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#139)
  CC [M]  drivers/net/hyperv/hv_netvsc.mod.o
  LD [M]  drivers/net/hyperv/hv_netvsc.ko