Using -Oline -j 96 W=1 C=1 redirect to /tmp/tmp.kTbwkALoW5 and /tmp/tmp.9gMnrDPUky
CC=ccache gcc
gcc (GCC) 15.2.1 20260123 (Red Hat 15.2.1-7)
Tree base:
febe8012458f ("ppp: remove pch->chan NULL checks from tx path")
Baseline building the tree
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/mellanox/mlx5/core/en_fs.o
  CC [M]  drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.o
  LD [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1704)
  CC [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.mod.o
  LD [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko
Building the tree before the patch
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.o
  LD [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1704)
  CC [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.mod.o
  LD [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko
Building the tree with the patch
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-0/build_allmodconfig_warn'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.o
  LD [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1704)
  CC [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.mod.o
  LD [M]  drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko