Building the Linux kernel with Clang and LLVM
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* [ardb:x86-pie-v4 8/22] vmlinux.o: error: objtool: ___bpf_prog_run+0xa3: ignoring unreachables due to jump table quirk
@ 2026-10-19 22:05 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-10-19 22:05 UTC (permalink / raw)
  To: Ard Biesheuvel; +Cc: llvm, oe-kbuild-all

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git x86-pie-v4
head:   1abf4915b934f55c588e220cfc73188a5d4f13a7
commit: 20f58aa1dc32160414033482f1b4ee292279d225 [8/22] x86: Use PIE codegen for the relocatable 64-bit kernel
config: x86_64-randconfig-1015-20261019 (https://download.01.org/0day-ci/archive/20261020/202610200604.DdZAdK7f-lkp@intel.com/config)
compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261020/202610200604.DdZAdK7f-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/202610200604.DdZAdK7f-lkp@intel.com/

All errors (new ones prefixed by >>):

>> vmlinux.o: error: objtool: ___bpf_prog_run+0xa3: ignoring unreachables due to jump table quirk

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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2026-10-19 22:05 [ardb:x86-pie-v4 8/22] vmlinux.o: error: objtool: ___bpf_prog_run+0xa3: ignoring unreachables due to jump table quirk kernel test robot

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