Using -Oline -j 72 W=1 redirect to /tmp/tmp.9euKL3asXF and /tmp/tmp.HdRLbdVEdQ
CC=ccache gcc
gcc (GCC) 14.2.1 20240801 (Red Hat 14.2.1-1)
Tree base:
c8770db2d544 ("tcp: check skb is non-NULL in tcp_rto_delta_us()")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac4_core.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#919)
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac4_core.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#919)
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_32bit'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_32bit'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac4_core.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#919)
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.mod.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac.ko