Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.OhnbKt4d6Y and /tmp/tmp.KnCHqQ7ulT
CC=ccache gcc
gcc (GCC) 14.1.1 20240507 (Red Hat 14.1.1-1)
Tree base:
4b377b4868ef ("kprobe/ftrace: fix build error due to bad function definition")
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
mkdir -p /home/nipa/net-next/wt-1/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net-next/wt-1/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC [M]  net/ipv6/ila/ila_xlat.o
  CC [M]  net/ax25/af_ax25.o
  CHECK   ../net/ipv6/ila/ila_xlat.c
  CHECK   ../net/ax25/af_ax25.c
  CHK     kernel/kheaders_data.tar.xz
  LD [M]  net/ipv6/ila/ila.o
  LD [M]  net/ax25/ax25.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2216)
  CC [M]  net/ipv6/ila/ila.mod.o
  CC [M]  net/ax25/ax25.mod.o
  LD [M]  net/ipv6/ila/ila.ko
  LD [M]  net/ax25/ax25.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
mkdir -p /home/nipa/net-next/wt-1/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net-next/wt-1/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC [M]  net/ax25/af_ax25.o
  CHECK   ../net/ax25/af_ax25.c
  CHK     kernel/kheaders_data.tar.xz
  LD [M]  net/ax25/ax25.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2216)
  CC [M]  net/ax25/ax25.mod.o
  LD [M]  net/ax25/ax25.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
mkdir -p /home/nipa/net-next/wt-1/build_allmodconfig_warn/tools/objtool && make O=/home/nipa/net-next/wt-1/build_allmodconfig_warn subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC [M]  net/ax25/af_ax25.o
  CHECK   ../net/ax25/af_ax25.c
  CHK     kernel/kheaders_data.tar.xz
  LD [M]  net/ax25/ax25.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2216)
  CC [M]  net/ax25/ax25.mod.o
  LD [M]  net/ax25/ax25.ko