Using -Oline -j 72 W=1 redirect to /tmp/tmp.M6ctUYctXq and /tmp/tmp.8Bbs4AcM4H
LLVM=1 cc=clang
clang version 20.1.6 (Fedora 20.1.6-1.fc42)
Tree base:
5e95c0a3a55a ("netdevsim: fix UaF when counting Tx stats")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_irq.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_err.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_mdio.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_diagnose.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_debugfs.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_txrx.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hbg_main.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_regs.o
  LD [M]  drivers/net/ethernet/hisilicon/hibmcge/hibmcge.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3_dcbnl.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclge-common.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_regs.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3_enet.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hns3.o
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclge.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3382)
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hns3.ko
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclge-common.ko
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclge.ko
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.mod.o
  CC [M]  drivers/net/ethernet/hisilicon/hibmcge/hibmcge.mod.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.ko
  LD [M]  drivers/net/ethernet/hisilicon/hibmcge/hibmcge.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_regs.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3382)
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.mod.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_regs.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3382)
  CC [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.mod.o
  LD [M]  drivers/net/ethernet/hisilicon/hns3/hclgevf.ko