Using -Oline -j 72 W=1 C=1 redirect to /tmp/tmp.osJ4wZQrLC and /tmp/tmp.ISQ14VwdOU
CC=ccache gcc
gcc (GCC) 15.2.1 20250808 (Red Hat 15.2.1-1)
Tree base:
b65678cacc03 ("ethernet: rvu-af: Remove slash from the driver name")
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
  DESCEND objtool
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC [M]  drivers/net/can/sun4i_can.o
  CC [M]  drivers/net/can/rcar/rcar_canfd.o
  CC [M]  drivers/net/can/spi/hi311x.o
  CC [M]  drivers/net/can/usb/esd_usb.o
  CC [M]  drivers/net/can/usb/mcba_usb.o
  CC [M]  drivers/net/can/usb/etas_es58x/es58x_core.o
  CC [M]  drivers/net/can/usb/peak_usb/pcan_usb_core.o
  CHECK   ../drivers/net/can/sun4i_can.c
  CHECK   ../drivers/net/can/spi/hi311x.c
  CHECK   ../drivers/net/can/usb/esd_usb.c
  CHECK   ../drivers/net/can/rcar/rcar_canfd.c
  CHECK   ../drivers/net/can/usb/mcba_usb.c
  CHECK   ../drivers/net/can/usb/peak_usb/pcan_usb_core.c
  CHECK   ../drivers/net/can/usb/etas_es58x/es58x_core.c
  LD [M]  drivers/net/can/usb/peak_usb/peak_usb.o
  LD [M]  drivers/net/can/usb/etas_es58x/etas_es58x.o
  CC [M]  net/smc/smc_inet.o
  CC [M]  net/smc/smc_netlink.o
  CC [M]  net/smc/smc_sysctl.o
  CC [M]  net/smc/smc_stats.o
  CC [M]  net/smc/smc_ism.o
  CHECK   ../net/smc/smc_inet.c
  CHECK   ../net/smc/smc_netlink.c
  CC [M]  net/smc/smc_tracepoint.o
  CHECK   ../net/smc/smc_sysctl.c
  CC [M]  net/smc/smc_close.o
  CC [M]  net/smc/smc_diag.o
  CC [M]  net/smc/smc_cdc.o
  CHECK   ../net/smc/smc_stats.c
  CC [M]  net/smc/smc_rx.o
  CC [M]  net/smc/smc_loopback.o
  CC [M]  net/smc/smc_pnet.o
  CC [M]  net/smc/smc_ib.o
  CHECK   ../net/smc/smc_ism.c
  CC [M]  net/smc/smc_wr.o
  CHECK   ../net/smc/smc_tracepoint.c
  CHECK   ../net/smc/smc_close.c
  CHECK   ../net/smc/smc_diag.c
  CHECK   ../net/smc/smc_cdc.c
  CC [M]  net/smc/smc_tx.o
  CHECK   ../net/smc/smc_loopback.c
  CHECK   ../net/smc/smc_rx.c
  CHECK   ../net/smc/smc_pnet.c
  CHECK   ../net/smc/smc_ib.c
  CHECK   ../net/smc/smc_wr.c
  CC [M]  net/smc/smc_clc.o
  CHECK   ../net/smc/smc_tx.c
  CHECK   ../net/smc/smc_clc.c
  CC [M]  net/smc/smc_llc.o
  CHECK   ../net/smc/smc_llc.c
  CC [M]  net/smc/af_smc.o
  CC [M]  net/smc/smc_core.o
  CHECK   ../net/smc/af_smc.c
  CHECK   ../net/smc/smc_core.c
  LD [M]  net/smc/smc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1528)
  CC [M]  drivers/net/can/rcar/rcar_canfd.mod.o
  CC [M]  drivers/net/can/spi/hi311x.mod.o
  CC [M]  drivers/net/can/usb/esd_usb.mod.o
  CC [M]  drivers/net/can/usb/etas_es58x/etas_es58x.mod.o
  CC [M]  drivers/net/can/usb/mcba_usb.mod.o
  CC [M]  drivers/net/can/usb/peak_usb/peak_usb.mod.o
  CC [M]  drivers/net/can/sun4i_can.mod.o
  LD [M]  drivers/net/can/rcar/rcar_canfd.ko
  LD [M]  drivers/net/can/spi/hi311x.ko
  LD [M]  drivers/net/can/usb/esd_usb.ko
  LD [M]  drivers/net/can/usb/etas_es58x/etas_es58x.ko
  LD [M]  drivers/net/can/usb/mcba_usb.ko
  LD [M]  drivers/net/can/usb/peak_usb/peak_usb.ko
  LD [M]  drivers/net/can/sun4i_can.ko
  CC [M]  net/smc/smc.mod.o
  CC [M]  net/smc/smc_diag.mod.o
  LD [M]  net/smc/smc.ko
  LD [M]  net/smc/smc_diag.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
  DESCEND objtool
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC [M]  net/smc/smc_loopback.o
  CC [M]  net/smc/smc_pnet.o
  CC [M]  net/smc/smc_ib.o
  CHECK   ../net/smc/smc_loopback.c
  CC [M]  net/smc/smc_wr.o
  CC [M]  net/smc/af_smc.o
  CC [M]  net/smc/smc_cdc.o
  CC [M]  net/smc/smc_clc.o
  CC [M]  net/smc/smc_rx.o
  CC [M]  net/smc/smc_netlink.o
  CC [M]  net/smc/smc_llc.o
  CC [M]  net/smc/smc_ism.o
  CC [M]  net/smc/smc_core.o
  CC [M]  net/smc/smc_stats.o
  CC [M]  net/smc/smc_tx.o
  CC [M]  net/smc/smc_close.o
  CC [M]  net/smc/smc_inet.o
  CC [M]  net/smc/smc_tracepoint.o
  CC [M]  net/smc/smc_sysctl.o
  CC [M]  net/smc/smc_diag.o
  CHECK   ../net/smc/smc_pnet.c
  CHECK   ../net/smc/smc_ib.c
  CHECK   ../net/smc/smc_cdc.c
  CHECK   ../net/smc/smc_wr.c
  CHECK   ../net/smc/smc_rx.c
  CHECK   ../net/smc/smc_netlink.c
  CHECK   ../net/smc/smc_ism.c
  CHECK   ../net/smc/smc_stats.c
  CHECK   ../net/smc/smc_clc.c
  CHECK   ../net/smc/af_smc.c
  CHECK   ../net/smc/smc_llc.c
  CHECK   ../net/smc/smc_inet.c
  CHECK   ../net/smc/smc_close.c
  CHECK   ../net/smc/smc_core.c
  CHECK   ../net/smc/smc_sysctl.c
  CHECK   ../net/smc/smc_tx.c
  CHECK   ../net/smc/smc_tracepoint.c
  CHECK   ../net/smc/smc_diag.c
  LD [M]  net/smc/smc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1528)
  CC [M]  net/smc/smc.mod.o
  CC [M]  net/smc/smc_diag.mod.o
  LD [M]  net/smc/smc.ko
  LD [M]  net/smc/smc_diag.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
  DESCEND objtool
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC [M]  net/smc/smc_pnet.o
  CC [M]  net/smc/af_smc.o
  CC [M]  net/smc/smc_ib.o
  CC [M]  net/smc/smc_clc.o
  CC [M]  net/smc/smc_core.o
  CC [M]  net/smc/smc_wr.o
  CC [M]  net/smc/smc_llc.o
  CC [M]  net/smc/smc_cdc.o
  CC [M]  net/smc/smc_tx.o
  CC [M]  net/smc/smc_rx.o
  CC [M]  net/smc/smc_close.o
  CC [M]  net/smc/smc_ism.o
  CC [M]  net/smc/smc_netlink.o
  CHECK   ../net/smc/smc_wr.c
  CHECK   ../net/smc/smc_tx.c
  CHECK   ../net/smc/smc_ib.c
  CHECK   ../net/smc/smc_pnet.c
  CHECK   ../net/smc/smc_llc.c
  CHECK   ../net/smc/smc_cdc.c
  CHECK   ../net/smc/smc_rx.c
  CHECK   ../net/smc/smc_ism.c
  CC [M]  net/smc/smc_stats.o
  CHECK   ../net/smc/smc_clc.c
  CC [M]  net/smc/smc_tracepoint.o
  CC [M]  net/smc/smc_inet.o
  CHECK   ../net/smc/smc_close.c
  CHECK   ../net/smc/af_smc.c
  CHECK   ../net/smc/smc_core.c
  CC [M]  net/smc/smc_sysctl.o
  CHECK   ../net/smc/smc_netlink.c
  CC [M]  net/smc/smc_loopback.o
  CC [M]  net/smc/smc_diag.o
  CHECK   ../net/smc/smc_stats.c
  CHECK   ../net/smc/smc_inet.c
  CHECK   ../net/smc/smc_tracepoint.c
  CHECK   ../net/smc/smc_sysctl.c
  CHECK   ../net/smc/smc_loopback.c
  CHECK   ../net/smc/smc_diag.c
  LD [M]  net/smc/smc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1528)
  CC [M]  net/smc/smc.mod.o
  CC [M]  net/smc/smc_diag.mod.o
  LD [M]  net/smc/smc.ko
  LD [M]  net/smc/smc_diag.ko