Hi Menglong, kernel test robot noticed the following build errors: [auto build test ERROR on bpf-next/master] url: https://github.com/intel-lab-lkp/linux/commits/Menglong-Dong/bpf-add-function-hash-table-for-tracing-multi/20250703-203035 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master patch link: https://lore.kernel.org/r/20250703121521.1874196-6-dongml2%40chinatelecom.cn patch subject: [PATCH bpf-next v2 05/18] bpf: introduce bpf_gtramp_link config: alpha-allnoconfig (https://download.01.org/0day-ci/archive/20250704/202507041510.pXgjmaZP-lkp@xxxxxxxxx/config) compiler: alpha-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250704/202507041510.pXgjmaZP-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202507041510.pXgjmaZP-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): alpha-linux-ld: init/do_mounts.o: in function `bpf_gtrampoline_link_prog': >> (.text+0x30): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: init/do_mounts.o: in function `bpf_gtrampoline_unlink_prog': >> (.text+0x40): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: init/noinitramfs.o: in function `bpf_gtrampoline_link_prog': (.text+0x0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: init/noinitramfs.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x10): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: arch/alpha/kernel/osf_sys.o: in function `bpf_gtrampoline_link_prog': (.text+0x1190): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: arch/alpha/kernel/osf_sys.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x11a0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: arch/alpha/kernel/signal.o: in function `bpf_gtrampoline_link_prog': (.text+0xb90): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: arch/alpha/kernel/signal.o: in function `bpf_gtrampoline_unlink_prog': (.text+0xba0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: arch/alpha/kernel/ptrace.o: in function `bpf_gtrampoline_link_prog': (.text+0xe0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: arch/alpha/kernel/ptrace.o: in function `bpf_gtrampoline_unlink_prog': (.text+0xf0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: arch/alpha/kernel/pci.o: in function `bpf_gtrampoline_link_prog': (.text+0x1a0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: arch/alpha/kernel/pci.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x1b0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: arch/alpha/mm/fault.o: in function `bpf_gtrampoline_link_prog': (.text+0x1c0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: arch/alpha/mm/fault.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x1d0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/fork.o: in function `bpf_gtrampoline_link_prog': (.text+0xd30): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/fork.o: in function `bpf_gtrampoline_unlink_prog': (.text+0xd40): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/exec_domain.o: in function `bpf_gtrampoline_link_prog': (.text+0x40): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/exec_domain.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x50): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/cpu.o: in function `bpf_gtrampoline_link_prog': (.text+0x890): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/cpu.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x8a0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/exit.o: in function `bpf_gtrampoline_link_prog': (.text+0xac0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/exit.o: in function `bpf_gtrampoline_unlink_prog': (.text+0xad0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/resource.o: in function `bpf_gtrampoline_link_prog': (.text+0x1560): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/resource.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x1570): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/sysctl.o: in function `bpf_gtrampoline_link_prog': (.text+0x24c0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/sysctl.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x24d0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/capability.o: in function `bpf_gtrampoline_link_prog': (.text+0x770): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/capability.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x780): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/ptrace.o: in function `bpf_gtrampoline_link_prog': (.text+0x460): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/ptrace.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x470): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/signal.o: in function `bpf_gtrampoline_link_prog': (.text+0x2270): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/signal.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x2280): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/sys.o: in function `bpf_gtrampoline_link_prog': (.text+0x18e0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/sys.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x18f0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/umh.o: in function `bpf_gtrampoline_link_prog': (.text+0xb40): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/umh.o: in function `bpf_gtrampoline_unlink_prog': (.text+0xb50): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/pid.o: in function `bpf_gtrampoline_link_prog': (.text+0x890): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/pid.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x8a0): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/extable.o: in function `bpf_gtrampoline_link_prog': (.text+0x0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/extable.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x10): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/params.o: in function `bpf_gtrampoline_link_prog': (.text+0x1240): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/params.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x1250): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/nsproxy.o: in function `bpf_gtrampoline_link_prog': (.text+0x530): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/nsproxy.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x540): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/cred.o: in function `bpf_gtrampoline_link_prog': (.text+0xb10): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/cred.o: in function `bpf_gtrampoline_unlink_prog': (.text+0xb20): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/reboot.o: in function `bpf_gtrampoline_link_prog': (.text+0x1860): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/reboot.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x1870): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/ksyms_common.o: in function `bpf_gtrampoline_link_prog': (.text+0x0): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/ksyms_common.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x10): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here alpha-linux-ld: kernel/groups.o: in function `bpf_gtrampoline_link_prog': (.text+0x460): multiple definition of `bpf_gtrampoline_link_prog'; init/main.o:(.text+0x0): first defined here alpha-linux-ld: kernel/groups.o: in function `bpf_gtrampoline_unlink_prog': (.text+0x470): multiple definition of `bpf_gtrampoline_unlink_prog'; init/main.o:(.text+0x10): first defined here -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
