Using -Oline -j 72 W=1 redirect to /tmp/tmp.WqHA3KhIGS and /tmp/tmp.vEkddcrIBW
LLVM=1 cc="ccache clang"
clang version 20.1.8 (Fedora 20.1.8-4.fc42)
Tree base:
327c20c21d80 ("netpoll: Fix deadlock in memory allocation under spinlock")
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/bonding/bond_options.o
  LD [M]  drivers/net/bonding/bonding.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mirror.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mqprio.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_phylink.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc_matchall.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ets.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_dcb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tbf.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc_flower.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_goto.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_cbs.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_xdp.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_fdb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vcap_debugfs.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vlan.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_lag.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mdb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mac.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_police.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_taprio.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ptp.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vcap_impl.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_fdma.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_port.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_main.o
  LD [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1868)
  CC [M]  drivers/net/bonding/bonding.mod.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.mod.o
  LD [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.ko
  LD [M]  drivers/net/bonding/bonding.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/ethernet/microchip/lan966x/lan966x_fdb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_phylink.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mirror.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_cbs.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mqprio.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_goto.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tbf.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ets.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc_matchall.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_xdp.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mdb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_dcb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_police.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc_flower.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_lag.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vlan.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vcap_debugfs.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mac.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_port.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_taprio.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ptp.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_fdma.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vcap_impl.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_main.o
  LD [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1868)
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.mod.o
  LD [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.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
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_main.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_phylink.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_port.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mac.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vlan.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_fdb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mdb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ptp.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_fdma.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_lag.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mqprio.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_taprio.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tbf.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_cbs.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_ets.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc_matchall.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_police.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_mirror.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_xdp.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vcap_impl.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_tc_flower.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_goto.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_dcb.o
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x_vcap_debugfs.o
  LD [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1868)
  CC [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.mod.o
  LD [M]  drivers/net/ethernet/microchip/lan966x/lan966x-switch.ko