Using -Oline -j 72 W=1 redirect to /tmp/tmp.QbW8Wk38p0 and /tmp/tmp.dhj6dJU1T8
CC=ccache gcc
gcc (GCC) 15.2.1 20250808 (Red Hat 15.2.1-1)
Tree base:
7f864458e9a6 ("net: stmmac: dwmac-rk: Fix disabling set_clock_selection")
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/smc/smc_inet.o
  LD [M]  net/smc/smc.o
  CC [M]  drivers/net/usb/ax88179_178a.o
  CC [M]  drivers/net/usb/cdc_ncm.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1686)
  LD [M]  drivers/net/usb/ax88179_178a.ko
  CC [M]  drivers/net/usb/cdc_ncm.mod.o
  CC [M]  net/smc/smc.mod.o
  LD [M]  drivers/net/usb/cdc_ncm.ko
  LD [M]  net/smc/smc.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/usb/cdc_ncm.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1686)
  CC [M]  drivers/net/usb/cdc_ncm.mod.o
  LD [M]  drivers/net/usb/cdc_ncm.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/usb/cdc_ncm.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1686)
  CC [M]  drivers/net/usb/cdc_ncm.mod.o
  LD [M]  drivers/net/usb/cdc_ncm.ko