From: kernel test robot <lkp@intel.com>
To: cros-kernel-buildreports@googlegroups.com
Cc: oe-kbuild-all@lists.linux.dev
Subject: [android-common:android16-6.12-2025-12 2/2] include/linux/dma-buf.h:547:2: error: static assertion failed due to requirement '__alignof(struct dma_buf::(unnamed union)::(unnamed union)::(unnamed at include/linux/dma-buf.h:547:2)) <= __alignof(struct dma_buf::(unnamed union)::(unnamed union)::(unnam...
Date: Thu, 06 Aug 2026 11:57:41 +0800 [thread overview]
Message-ID: <202608061151.CGSF4fQ0-lkp@intel.com> (raw)
tree: https://android.googlesource.com/kernel/common android16-6.12-2025-12
head: 43cfff9a6e925a92e86e83f67db81659b3c405e5
commit: e24cc2d5218669b7412788d57528059ec6ecee4e [2/2] ANDROID: ABI: refresh, CRC fixups and allowed breaks
config: i386-buildonly-randconfig-003-20260806 (https://download.01.org/0day-ci/archive/20260806/202608061151.CGSF4fQ0-lkp@intel.com/config)
compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260806/202608061151.CGSF4fQ0-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/202608061151.CGSF4fQ0-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from fs/file.c:25:
>> include/linux/dma-buf.h:547:2: error: static assertion failed due to requirement '__alignof(struct dma_buf::(unnamed union)::(unnamed union)::(unnamed at include/linux/dma-buf.h:547:2)) <= __alignof(struct dma_buf::(unnamed union)::(unnamed union)::(unnamed at include/linux/dma-buf.h:547:2))': include/linux/dma-buf.h:547: u64 __kabi_reserved_backport1 is not aligned the same as atomic64_t nr_task_refs
547 | ANDROID_BACKPORT_USE(1, atomic64_t nr_task_refs);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/android_kabi.h:189:2: note: expanded from macro 'ANDROID_BACKPORT_USE'
189 | _ANDROID_KABI_REPLACE(ANDROID_BACKPORT_RESERVE(number), _new)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/android_kabi.h:79:3: note: expanded from macro '_ANDROID_KABI_REPLACE'
79 | _ANDROID_KABI_NORMAL_SIZE_ALIGN(_orig, _new); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/android_kabi.h:66:4: note: expanded from macro '_ANDROID_KABI_NORMAL_SIZE_ALIGN'
66 | __alignof__(struct { _new; }) <= \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
67 | __alignof__(struct { _orig; }), \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/dma-buf.h:547:2: note: expression evaluates to '8 <= 4'
547 | ANDROID_BACKPORT_USE(1, atomic64_t nr_task_refs);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/android_kabi.h:189:2: note: expanded from macro 'ANDROID_BACKPORT_USE'
189 | _ANDROID_KABI_REPLACE(ANDROID_BACKPORT_RESERVE(number), _new)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/android_kabi.h:79:3: note: expanded from macro '_ANDROID_KABI_REPLACE'
79 | _ANDROID_KABI_NORMAL_SIZE_ALIGN(_orig, _new); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/android_kabi.h:66:34: note: expanded from macro '_ANDROID_KABI_NORMAL_SIZE_ALIGN'
66 | __alignof__(struct { _new; }) <= \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~
67 | __alignof__(struct { _orig; }), \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for PHYLINK
Depends on [n]: NETDEVICES [=n]
Selected by [y]:
- GKI_HIDDEN_ETHERNET_CONFIGS [=y]
WARNING: unmet direct dependencies detected for SND_JACK_INPUT_DEV
Depends on [n]: SOUND [=n] && SND [=n] && SND_JACK [=y]
Selected by [y]:
- GKI_HIDDEN_SND_CONFIGS [=y]
WARNING: unmet direct dependencies detected for WEXT_PROC
Depends on [n]: NET [=y] && WIRELESS [=n] && PROC_FS [=y] && WEXT_CORE [=y]
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
WARNING: unmet direct dependencies detected for SND_PCM_ELD
Depends on [n]: SOUND [=n] && SND [=n]
Selected by [y]:
- GKI_HIDDEN_SND_CONFIGS [=y]
WARNING: unmet direct dependencies detected for WEXT_PRIV
Depends on [n]: NET [=y] && WIRELESS [=n]
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
WARNING: unmet direct dependencies detected for SND_PCM_IEC958
Depends on [n]: SOUND [=n] && SND [=n]
Selected by [y]:
- GKI_HIDDEN_SND_SOC_CONFIGS [=y]
WARNING: unmet direct dependencies detected for WIRELESS_EXT
Depends on [n]: NET [=y] && WIRELESS [=n]
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
WARNING: unmet direct dependencies detected for WEXT_CORE
Depends on [n]: NET [=y] && WIRELESS [=n] && (CFG80211_WEXT [=n] || WIRELESS_EXT [=y])
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
WARNING: unmet direct dependencies detected for SND_COMPRESS_ACCEL
Depends on [n]: SOUND [=n] && SND [=n]
Selected by [y]:
- GKI_HIDDEN_SND_CONFIGS [=y]
WARNING: unmet direct dependencies detected for SND_JACK
Depends on [n]: SOUND [=n] && SND [=n]
Selected by [y]:
- GKI_HIDDEN_SND_CONFIGS [=y]
WARNING: unmet direct dependencies detected for SND_VMASTER
Depends on [n]: SOUND [=n] && SND [=n]
Selected by [y]:
- GKI_HIDDEN_SND_CONFIGS [=y]
WARNING: unmet direct dependencies detected for CAN_RX_OFFLOAD
Depends on [n]: NETDEVICES [=n] && CAN_DEV [=n] && CAN_NETLINK [=n]
Selected by [y]:
- GKI_HIDDEN_MCP251XFD_CONFIGS [=y]
WARNING: unmet direct dependencies detected for WEXT_SPY
Depends on [n]: NET [=y] && WIRELESS [=n]
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
vim +547 include/linux/dma-buf.h
539
540 ANDROID_KABI_RESERVE(1);
541 ANDROID_KABI_RESERVE(2);
542 /**
543 * @nr_task_refs:
544 *
545 * The number of tasks that reference this buffer. For calculating PSS.
546 */
> 547 ANDROID_BACKPORT_USE(1, atomic64_t nr_task_refs);
548 };
549
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-08-06 3:58 UTC|newest]
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