From: kernel test robot <lkp@intel.com>
To: Jiri Olsa <jolsa@kernel.org>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [jolsa-perf:bpf/tracing_multi_9 6/12] ld.lld: error: duplicate symbol: bpf_tracing_multi_attach
Date: Sat, 31 Jan 2026 11:03:34 +0100 [thread overview]
Message-ID: <202601311105.cdTRlX33-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git bpf/tracing_multi_9
head: 4a1d38e3df06743886a06b547187aec8023ef27d
commit: 43cf4edef3aa5c2d42fff08ce0a553010aae6a11 [6/12] bpf: Add support to create tracing multi link
config: arm64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260131/202601311105.cdTRlX33-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project f43d6834093b19baf79beda8c0337ab020ac5f17)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260131/202601311105.cdTRlX33-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601311105.cdTRlX33-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
In file included from arch/arm64/kernel/asm-offsets.c:16:
In file included from ./include/linux/kvm_host.h:5:
In file included from ./include/linux/entry-virt.h:7:
In file included from ./include/linux/syscalls.h:96:
In file included from ./include/trace/syscall.h:7:
>> ./include/linux/trace_events.h:834:5: warning: no previous prototype for function 'bpf_tracing_multi_attach' [-Wmissing-prototypes]
834 | int bpf_tracing_multi_attach(struct bpf_prog *prog, const union bpf_attr *attr)
| ^
./include/linux/trace_events.h:834:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
834 | int bpf_tracing_multi_attach(struct bpf_prog *prog, const union bpf_attr *attr)
| ^
| static
1 warning generated.
--
In file included from arch/arm64/kernel/sys.c:16:
In file included from ./include/linux/syscalls.h:96:
In file included from ./include/trace/syscall.h:7:
>> ./include/linux/trace_events.h:834:5: warning: no previous prototype for function 'bpf_tracing_multi_attach' [-Wmissing-prototypes]
834 | int bpf_tracing_multi_attach(struct bpf_prog *prog, const union bpf_attr *attr)
| ^
./include/linux/trace_events.h:834:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
834 | int bpf_tracing_multi_attach(struct bpf_prog *prog, const union bpf_attr *attr)
| ^
| static
In file included from arch/arm64/kernel/sys.c:62:
./arch/arm64/include/generated/asm/syscall_table_64.h:1:1: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
1 | __SYSCALL_WITH_COMPAT(0, sys_io_setup, compat_sys_io_setup)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:51:52: note: expanded from macro '__SYSCALL_WITH_COMPAT'
51 | #define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, native)
| ^~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:58:35: note: expanded from macro '__SYSCALL'
58 | #define __SYSCALL(nr, sym) [nr] = __arm64_##sym,
| ^~~~~~~~~~~~~
<scratch space>:73:1: note: expanded from here
73 | __arm64_sys_io_setup
| ^~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:61:30: note: previous initialization is here
61 | [0 ... __NR_syscalls - 1] = __arm64_sys_ni_syscall,
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from arch/arm64/kernel/sys.c:62:
./arch/arm64/include/generated/asm/syscall_table_64.h:2:1: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
2 | __SYSCALL(1, sys_io_destroy)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:58:35: note: expanded from macro '__SYSCALL'
58 | #define __SYSCALL(nr, sym) [nr] = __arm64_##sym,
| ^~~~~~~~~~~~~
<scratch space>:74:1: note: expanded from here
74 | __arm64_sys_io_destroy
| ^~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:61:30: note: previous initialization is here
61 | [0 ... __NR_syscalls - 1] = __arm64_sys_ni_syscall,
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from arch/arm64/kernel/sys.c:62:
./arch/arm64/include/generated/asm/syscall_table_64.h:3:1: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
3 | __SYSCALL_WITH_COMPAT(2, sys_io_submit, compat_sys_io_submit)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:51:52: note: expanded from macro '__SYSCALL_WITH_COMPAT'
51 | #define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, native)
| ^~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:58:35: note: expanded from macro '__SYSCALL'
58 | #define __SYSCALL(nr, sym) [nr] = __arm64_##sym,
| ^~~~~~~~~~~~~
<scratch space>:75:1: note: expanded from here
75 | __arm64_sys_io_submit
| ^~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:61:30: note: previous initialization is here
61 | [0 ... __NR_syscalls - 1] = __arm64_sys_ni_syscall,
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from arch/arm64/kernel/sys.c:62:
./arch/arm64/include/generated/asm/syscall_table_64.h:4:1: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
4 | __SYSCALL(3, sys_io_cancel)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:58:35: note: expanded from macro '__SYSCALL'
58 | #define __SYSCALL(nr, sym) [nr] = __arm64_##sym,
| ^~~~~~~~~~~~~
<scratch space>:76:1: note: expanded from here
76 | __arm64_sys_io_cancel
| ^~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:61:30: note: previous initialization is here
61 | [0 ... __NR_syscalls - 1] = __arm64_sys_ni_syscall,
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from arch/arm64/kernel/sys.c:62:
./arch/arm64/include/generated/asm/syscall_table_64.h:5:1: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
5 | __SYSCALL(4, sys_io_getevents)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:58:35: note: expanded from macro '__SYSCALL'
58 | #define __SYSCALL(nr, sym) [nr] = __arm64_##sym,
| ^~~~~~~~~~~~~
<scratch space>:77:1: note: expanded from here
77 | __arm64_sys_io_getevents
| ^~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:61:30: note: previous initialization is here
61 | [0 ... __NR_syscalls - 1] = __arm64_sys_ni_syscall,
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from arch/arm64/kernel/sys.c:62:
./arch/arm64/include/generated/asm/syscall_table_64.h:6:1: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
6 | __SYSCALL(5, sys_setxattr)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:58:35: note: expanded from macro '__SYSCALL'
58 | #define __SYSCALL(nr, sym) [nr] = __arm64_##sym,
| ^~~~~~~~~~~~~
<scratch space>:78:1: note: expanded from here
78 | __arm64_sys_setxattr
| ^~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:61:30: note: previous initialization is here
61 | [0 ... __NR_syscalls - 1] = __arm64_sys_ni_syscall,
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from arch/arm64/kernel/sys.c:62:
./arch/arm64/include/generated/asm/syscall_table_64.h:7:1: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
7 | __SYSCALL(6, sys_lsetxattr)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/sys.c:58:35: note: expanded from macro '__SYSCALL'
58 | #define __SYSCALL(nr, sym) [nr] = __arm64_##sym,
| ^~~~~~~~~~~~~
<scratch space>:79:1: note: expanded from here
79 | __arm64_sys_lsetxattr
| ^~~~~~~~~~~~~~~~~~~~~
--
In file included from arch/arm64/kernel/traps.c:27:
In file included from ./include/linux/syscalls.h:96:
In file included from ./include/trace/syscall.h:7:
>> ./include/linux/trace_events.h:834:5: warning: no previous prototype for function 'bpf_tracing_multi_attach' [-Wmissing-prototypes]
834 | int bpf_tracing_multi_attach(struct bpf_prog *prog, const union bpf_attr *attr)
| ^
./include/linux/trace_events.h:834:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
834 | int bpf_tracing_multi_attach(struct bpf_prog *prog, const union bpf_attr *attr)
| ^
| static
arch/arm64/kernel/traps.c:834:26: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
834 | [ESR_ELx_EC_UNKNOWN] = "Unknown/Uncategorized",
| ^~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:835:22: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
835 | [ESR_ELx_EC_WFx] = "WFI/WFE",
| ^~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:836:26: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
836 | [ESR_ELx_EC_CP15_32] = "CP15 MCR/MRC",
| ^~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:837:26: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
837 | [ESR_ELx_EC_CP15_64] = "CP15 MCRR/MRRC",
| ^~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:838:26: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
838 | [ESR_ELx_EC_CP14_MR] = "CP14 MCR/MRC",
| ^~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:839:26: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
839 | [ESR_ELx_EC_CP14_LS] = "CP14 LDC/STC",
| ^~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:840:27: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
840 | [ESR_ELx_EC_FP_ASIMD] = "ASIMD",
| ^~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:841:26: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
841 | [ESR_ELx_EC_CP10_ID] = "CP10 MRC/VMRS",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:842:22: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
842 | [ESR_ELx_EC_PAC] = "PAC",
| ^~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:843:26: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
843 | [ESR_ELx_EC_CP14_64] = "CP14 MCRR/MRRC",
| ^~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:844:22: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
844 | [ESR_ELx_EC_BTI] = "BTI",
| ^~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:845:22: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
845 | [ESR_ELx_EC_ILL] = "PSTATE.IL",
| ^~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:846:24: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
846 | [ESR_ELx_EC_SVC32] = "SVC (AArch32)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:847:24: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
847 | [ESR_ELx_EC_HVC32] = "HVC (AArch32)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:848:24: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
848 | [ESR_ELx_EC_SMC32] = "SMC (AArch32)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
833 | [0 ... ESR_ELx_EC_MAX] = "UNRECOGNIZED EC",
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:849:24: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
849 | [ESR_ELx_EC_SVC64] = "SVC (AArch64)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:833:28: note: previous initialization is here
--
>> ld.lld: error: duplicate symbol: bpf_tracing_multi_attach
>>> defined at trace_events.h:835 (./include/linux/trace_events.h:835)
>>> fs/xfs/xfs_trace.o:(bpf_tracing_multi_attach)
>>> defined at trace_events.h:835 (./include/linux/trace_events.h:835)
>>> fs/xfs/scrub/trace.o:(.text+0xcbc8)
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-01-31 10:04 UTC|newest]
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