Using -Oline -j 96 W=1 C=1 redirect to /tmp/tmp.CJXyfC08Kn and /tmp/tmp.bXx4QixSAw
CC=ccache gcc
gcc (GCC) 15.2.1 20251211 (Red Hat 15.2.1-5)
Tree base:
d42bce414d1c ("net: dsa: b53: skip multicast entries for fdb_dump()")
Baseline building the tree
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net/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]  net/vmw_vsock/virtio_transport.o
  CHECK   ../net/vmw_vsock/virtio_transport.c
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport.o
  CC [M]  net/bridge/br_vlan_tunnel.o
  CHECK   ../net/bridge/br_vlan_tunnel.c
  LD [M]  net/bridge/bridge.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#261)
  CC [M]  net/vmw_vsock/vmw_vsock_virtio_transport.mod.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport.ko
  CC [M]  net/bridge/bridge.mod.o
  LD [M]  net/bridge/bridge.ko
Building the tree before the patch
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net/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]  net/bridge/br_vlan_tunnel.o
  CHECK   ../net/bridge/br_vlan_tunnel.c
  LD [M]  net/bridge/bridge.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#261)
  CC [M]  net/bridge/bridge.mod.o
  LD [M]  net/bridge/bridge.ko
Building the tree with the patch
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_allmodconfig_warn'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net/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]  net/bridge/br_vlan_tunnel.o
  CHECK   ../net/bridge/br_vlan_tunnel.c
  LD [M]  net/bridge/bridge.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#261)
  CC [M]  net/bridge/bridge.mod.o
  LD [M]  net/bridge/bridge.ko