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McKenney" Cc: linux-kernel@vger.kernel.org Subject: [paulmck-rcu:dev.2024.04.03b] BUILD REGRESSION f6416a4a0ebe5a37b471f04b20992be201563e81 Message-ID: <202404052259.aGa1vezk-lkp@intel.com> User-Agent: s-nail v14.9.24 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2024.04.03b branch HEAD: f6416a4a0ebe5a37b471f04b20992be201563e81 rcu: Reduce synchronize_rcu() delays when all wait heads are in use Error/Warning: (recently discovered and may have been fixed) kernel/locking/qspinlock_paravirt.h:333:(.text+0x3afeb9): undefined reference to `cmpxchg_emu_u8' kernel/locking/qspinlock_paravirt.h:91:(.spinlock.text+0xcc1): undefined reference to `cmpxchg_emu_u8' kernel/rcu/tasks.h:1482:(.text+0x3f6f): undefined reference to `cmpxchg_emu_u8' ld.lld: error: undefined symbol: cmpxchg_emu_u8 ld: kernel/rcu/tasks.h:1482:(.text+0x3fa1): undefined reference to `cmpxchg_emu_u8' ld: update.c:(.text+0x578): undefined reference to `cmpxchg_emu_u8' Unverified Error/Warning (likely false positive, please contact us if interested): ERROR: modpost: "cmpxchg_emu_u16" [drivers/platform/surface/aggregator/surface_aggregator.ko] undefined! ERROR: modpost: "cmpxchg_emu_u8" [drivers/platform/surface/aggregator/surface_aggregator.ko] undefined! controller.c:(.text+0xae5): undefined reference to `cmpxchg_emu_u16' ld: qspinlock.c:(.spinlock.text+0x41f): undefined reference to `cmpxchg_emu_u16' ld: qspinlock.c:(.spinlock.text+0x45a): undefined reference to `cmpxchg_emu_u8' qspinlock.c:(.spinlock.text+0x393): undefined reference to `cmpxchg_emu_u8' Error/Warning ids grouped by kconfigs: gcc_recent_errors |-- i386-allmodconfig | |-- ERROR:cmpxchg_emu_u16-drivers-platform-surface-aggregator-surface_aggregator.ko-undefined | `-- ERROR:cmpxchg_emu_u8-drivers-platform-surface-aggregator-surface_aggregator.ko-undefined |-- i386-allyesconfig | |-- controller.c:(.text):undefined-reference-to-cmpxchg_emu_u16 | |-- ld:qspinlock.c:(.spinlock.text):undefined-reference-to-cmpxchg_emu_u16 | |-- ld:qspinlock.c:(.spinlock.text):undefined-reference-to-cmpxchg_emu_u8 | `-- qspinlock.c:(.spinlock.text):undefined-reference-to-cmpxchg_emu_u8 |-- i386-buildonly-randconfig-004-20240405 | `-- ld:update.c:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- i386-randconfig-002-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- i386-randconfig-061-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-buildonly-randconfig-004-20240405 | `-- ld:update.c:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-randconfig-012-20240405 | `-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-randconfig-013-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-randconfig-015-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-randconfig-071-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-randconfig-072-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-randconfig-074-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-randconfig-075-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 |-- x86_64-randconfig-076-20240405 | |-- kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 | `-- ld:kernel-rcu-tasks.h:(.text):undefined-reference-to-cmpxchg_emu_u8 `-- x86_64-randconfig-161-20240405 |-- kernel-locking-qspinlock_paravirt.h:(.spinlock.text):undefined-reference-to-cmpxchg_emu_u8 `-- kernel-locking-qspinlock_paravirt.h:(.text):undefined-reference-to-cmpxchg_emu_u8 clang_recent_errors |-- i386-buildonly-randconfig-003-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- i386-randconfig-062-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- i386-randconfig-063-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- x86_64-buildonly-randconfig-005-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- x86_64-buildonly-randconfig-006-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- x86_64-randconfig-001-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- x86_64-randconfig-002-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- x86_64-randconfig-003-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- x86_64-randconfig-005-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 |-- x86_64-randconfig-011-20240405 | `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 `-- x86_64-randconfig-014-20240405 `-- ld.lld:error:undefined-symbol:cmpxchg_emu_u8 elapsed time: 1124m configs tested: 180 configs skipped: 3 tested configs: alpha allnoconfig gcc alpha allyesconfig gcc alpha defconfig gcc arc allmodconfig gcc arc allnoconfig gcc arc allyesconfig gcc arc defconfig gcc arc haps_hs_smp_defconfig gcc arc randconfig-001-20240405 gcc arc randconfig-002-20240405 gcc arm allmodconfig gcc arm allnoconfig clang arm allyesconfig gcc arm defconfig clang arm lpc32xx_defconfig clang arm randconfig-001-20240405 gcc arm randconfig-002-20240405 clang arm randconfig-003-20240405 gcc arm randconfig-004-20240405 clang arm tegra_defconfig gcc arm u8500_defconfig gcc arm vexpress_defconfig gcc arm vf610m4_defconfig gcc arm64 allmodconfig clang arm64 allnoconfig gcc arm64 defconfig gcc arm64 randconfig-001-20240405 gcc arm64 randconfig-002-20240405 gcc arm64 randconfig-003-20240405 gcc arm64 randconfig-004-20240405 gcc csky allmodconfig gcc csky allnoconfig gcc csky allyesconfig gcc csky defconfig gcc csky randconfig-001-20240405 gcc csky randconfig-002-20240405 gcc hexagon allmodconfig clang hexagon allnoconfig clang hexagon allyesconfig clang hexagon defconfig clang hexagon randconfig-001-20240405 clang hexagon randconfig-002-20240405 clang i386 allmodconfig gcc i386 allnoconfig gcc i386 allyesconfig gcc i386 buildonly-randconfig-001-20240405 gcc i386 buildonly-randconfig-002-20240405 gcc i386 buildonly-randconfig-003-20240405 clang i386 buildonly-randconfig-004-20240405 gcc i386 buildonly-randconfig-005-20240405 clang i386 buildonly-randconfig-006-20240405 clang i386 defconfig clang i386 randconfig-001-20240405 clang i386 randconfig-002-20240405 gcc i386 randconfig-003-20240405 clang i386 randconfig-004-20240405 clang i386 randconfig-005-20240405 clang i386 randconfig-006-20240405 gcc i386 randconfig-011-20240405 clang i386 randconfig-012-20240405 gcc i386 randconfig-013-20240405 gcc i386 randconfig-014-20240405 gcc i386 randconfig-015-20240405 gcc i386 randconfig-016-20240405 clang loongarch allmodconfig gcc loongarch allnoconfig gcc loongarch defconfig gcc loongarch randconfig-001-20240405 gcc loongarch randconfig-002-20240405 gcc m68k allmodconfig gcc m68k allnoconfig gcc m68k allyesconfig gcc m68k defconfig gcc microblaze allmodconfig gcc microblaze allnoconfig gcc microblaze allyesconfig gcc microblaze defconfig gcc mips allnoconfig gcc mips allyesconfig gcc mips bmips_stb_defconfig clang mips omega2p_defconfig clang nios2 allmodconfig gcc nios2 allnoconfig gcc nios2 allyesconfig gcc nios2 defconfig gcc nios2 randconfig-001-20240405 gcc nios2 randconfig-002-20240405 gcc openrisc allnoconfig gcc openrisc allyesconfig gcc openrisc defconfig gcc parisc allmodconfig gcc parisc allnoconfig gcc parisc allyesconfig gcc parisc defconfig gcc parisc randconfig-001-20240405 gcc parisc randconfig-002-20240405 gcc parisc64 defconfig gcc powerpc allmodconfig gcc powerpc allnoconfig gcc powerpc allyesconfig clang powerpc currituck_defconfig clang powerpc mpc5200_defconfig clang powerpc mpc834x_itx_defconfig clang powerpc pmac32_defconfig clang powerpc randconfig-001-20240405 clang powerpc randconfig-002-20240405 clang powerpc randconfig-003-20240405 clang powerpc wii_defconfig gcc powerpc64 randconfig-001-20240405 gcc powerpc64 randconfig-002-20240405 gcc powerpc64 randconfig-003-20240405 clang riscv allmodconfig clang riscv allnoconfig gcc riscv allyesconfig clang riscv defconfig clang riscv randconfig-001-20240405 clang riscv randconfig-002-20240405 gcc s390 allmodconfig clang s390 allnoconfig clang s390 allyesconfig gcc s390 debug_defconfig gcc s390 defconfig clang s390 randconfig-001-20240405 clang s390 randconfig-002-20240405 gcc s390 zfcpdump_defconfig clang sh allmodconfig gcc sh allnoconfig gcc sh allyesconfig gcc sh defconfig gcc sh randconfig-001-20240405 gcc sh randconfig-002-20240405 gcc sh sh7757lcr_defconfig gcc sparc allmodconfig gcc sparc allnoconfig gcc sparc defconfig gcc sparc64 allmodconfig gcc sparc64 allyesconfig gcc sparc64 defconfig gcc sparc64 randconfig-001-20240405 gcc sparc64 randconfig-002-20240405 gcc um allmodconfig clang um allnoconfig clang um allyesconfig gcc um defconfig clang um i386_defconfig gcc um randconfig-001-20240405 gcc um randconfig-002-20240405 clang um x86_64_defconfig clang x86_64 allnoconfig clang x86_64 allyesconfig clang x86_64 buildonly-randconfig-001-20240405 clang x86_64 buildonly-randconfig-002-20240405 clang x86_64 buildonly-randconfig-003-20240405 gcc x86_64 buildonly-randconfig-004-20240405 gcc x86_64 buildonly-randconfig-005-20240405 clang x86_64 buildonly-randconfig-006-20240405 clang x86_64 defconfig gcc x86_64 randconfig-001-20240405 clang x86_64 randconfig-002-20240405 clang x86_64 randconfig-003-20240405 clang x86_64 randconfig-004-20240405 gcc x86_64 randconfig-005-20240405 clang x86_64 randconfig-006-20240405 gcc x86_64 randconfig-011-20240405 clang x86_64 randconfig-012-20240405 gcc x86_64 randconfig-013-20240405 gcc x86_64 randconfig-014-20240405 clang x86_64 randconfig-015-20240405 gcc x86_64 randconfig-016-20240405 gcc x86_64 randconfig-071-20240405 gcc x86_64 randconfig-072-20240405 gcc x86_64 randconfig-073-20240405 gcc x86_64 randconfig-074-20240405 gcc x86_64 randconfig-075-20240405 gcc x86_64 randconfig-076-20240405 gcc x86_64 rhel-8.3-rust clang xtensa allnoconfig gcc xtensa audio_kc705_defconfig gcc xtensa randconfig-001-20240405 gcc xtensa randconfig-002-20240405 gcc -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki