Using -Oline -j 72 W=1 redirect to /tmp/tmp.4hs8kNrFiP and /tmp/tmp.GpGOyKIaxW
CC=ccache gcc
gcc (GCC) 15.1.1 20250521 (Red Hat 15.1.1-2)
Tree base:
ba1e9421cf1a ("net/smc: fix one NULL pointer dereference in smc_ib_is_sg_need_sync()")
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
  CC [M]  net/netrom/af_netrom.o
  LD [M]  net/netrom/netrom.o
  CC [M]  drivers/net/phy/mscc/mscc_ptp.o
  LD [M]  drivers/net/phy/mscc/mscc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1349)
  CC [M]  drivers/net/phy/mscc/mscc.mod.o
  CC [M]  net/netrom/netrom.mod.o
  LD [M]  drivers/net/phy/mscc/mscc.ko
  LD [M]  net/netrom/netrom.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
  CC [M]  drivers/net/phy/mscc/mscc_ptp.o
  LD [M]  drivers/net/phy/mscc/mscc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1349)
  CC [M]  drivers/net/phy/mscc/mscc.mod.o
  LD [M]  drivers/net/phy/mscc/mscc.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
  CC [M]  drivers/net/phy/mscc/mscc_ptp.o
  LD [M]  drivers/net/phy/mscc/mscc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1349)
  CC [M]  drivers/net/phy/mscc/mscc.mod.o
  LD [M]  drivers/net/phy/mscc/mscc.ko