Using -Oline -j 96 W=1 redirect to /tmp/tmp.F19W1dQMiF and /tmp/tmp.PFYaeiWerZ
LLVM=1 cc="ccache clang"
clang version 21.1.7 (Fedora 21.1.7-1.fc43)
Tree base:
58fc7342b529 ("ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()")
Baseline building the tree
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/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]  net/vmw_vsock/af_vsock.o
  LD [M]  net/vmw_vsock/vsock.o
  CC [M]  drivers/net/ethernet/marvell/prestera/prestera_devlink.o
  LD [M]  drivers/net/ethernet/marvell/prestera/prestera.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#262)
  CC [M]  drivers/net/ethernet/marvell/prestera/prestera.mod.o
  CC [M]  net/vmw_vsock/vsock.mod.o
  LD [M]  drivers/net/ethernet/marvell/prestera/prestera.ko
  LD [M]  net/vmw_vsock/vsock.ko
Building the tree before the patch
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/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/marvell/prestera/prestera_devlink.o
  LD [M]  drivers/net/ethernet/marvell/prestera/prestera.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#262)
  CC [M]  drivers/net/ethernet/marvell/prestera/prestera.mod.o
  LD [M]  drivers/net/ethernet/marvell/prestera/prestera.ko
Building the tree with the patch
make[1]: Entering directory '/srv/nipa-poller/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/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/marvell/prestera/prestera_devlink.o
  LD [M]  drivers/net/ethernet/marvell/prestera/prestera.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#262)
  CC [M]  drivers/net/ethernet/marvell/prestera/prestera.mod.o
  LD [M]  drivers/net/ethernet/marvell/prestera/prestera.ko