Using -Oline -j 72 W=1 redirect to /tmp/tmp.Rm40lLBfxo and /tmp/tmp.MmvQXL3kUg
LLVM=1 cc=clang
clang version 20.1.3 (Fedora 20.1.3-1.fc42)
Tree base:
b95ed5517354 ("xsk: Bring back busy polling support in XDP_COPY")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/vsockmon.o
  CC [M]  net/vmw_vsock/vsock_loopback.o
  CC [M]  net/vmw_vsock/virtio_transport.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport.o
  CC [M]  drivers/vhost/vsock.o
  CC [M]  drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.o
  LD [M]  drivers/vhost/vhost_vsock.o
  CC [M]  net/vmw_vsock/virtio_transport_common.o
  CC [M]  drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.o
  CC [M]  drivers/net/ethernet/marvell/octeontx2/af/mcs_rvu_if.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.o
  LD [M]  drivers/net/ethernet/marvell/octeontx2/af/rvu_af.o
  CHK     kernel/kheaders_data.tar.xz
  GEN     kernel/kheaders_data.tar.xz
  CC [M]  kernel/kheaders.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#665)
  LD [M]  kernel/kheaders.ko
  LD [M]  drivers/net/vsockmon.ko
  CC [M]  drivers/net/ethernet/marvell/octeontx2/af/rvu_af.mod.o
  LD [M]  drivers/vhost/vhost_vsock.ko
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport.ko
  LD [M]  net/vmw_vsock/vsock_loopback.ko
  LD [M]  drivers/net/ethernet/marvell/octeontx2/af/rvu_af.ko
  CC [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.mod.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/vsockmon.o
  CC [M]  net/vmw_vsock/vsock_loopback.o
  CC [M]  net/vmw_vsock/virtio_transport.o
  CC [M]  drivers/vhost/vsock.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport.o
  LD [M]  drivers/vhost/vhost_vsock.o
  CC [M]  net/vmw_vsock/virtio_transport_common.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.o
  CHK     kernel/kheaders_data.tar.xz
  GEN     kernel/kheaders_data.tar.xz
  CC [M]  kernel/kheaders.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#665)
  LD [M]  kernel/kheaders.ko
  LD [M]  drivers/net/vsockmon.ko
  LD [M]  drivers/vhost/vhost_vsock.ko
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport.ko
  LD [M]  net/vmw_vsock/vsock_loopback.ko
  CC [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.mod.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CC [M]  drivers/net/vsockmon.o
  CC [M]  net/vmw_vsock/vsock_loopback.o
  CC [M]  drivers/vhost/vsock.o
  LD [M]  drivers/vhost/vhost_vsock.o
  CC [M]  net/vmw_vsock/virtio_transport.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport.o
  CC [M]  net/vmw_vsock/virtio_transport_common.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.o
  CHK     kernel/kheaders_data.tar.xz
  GEN     kernel/kheaders_data.tar.xz
  CC [M]  kernel/kheaders.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#665)
  LD [M]  kernel/kheaders.ko
  LD [M]  drivers/net/vsockmon.ko
  LD [M]  drivers/vhost/vhost_vsock.ko
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport.ko
  LD [M]  net/vmw_vsock/vsock_loopback.ko
  CC [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.mod.o
  LD [M]  net/vmw_vsock/vmw_vsock_virtio_transport_common.ko