From: Nathan Chancellor <nathan@kernel.org>
To: Jesper Juhl <jesperjuhl76@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Building a allyesconfig kernel fails because macros are being redefined
Date: Sun, 12 Oct 2025 18:24:23 -0700 [thread overview]
Message-ID: <20251013012423.GA331@ax162> (raw)
In-Reply-To: <CAHaCkme7C8LDpWVX8TnDQQ+feWeQy_SA3HYfpyyPNFee_+Z2EA@mail.gmail.com>
On Mon, Oct 13, 2025 at 01:47:54AM +0200, Jesper Juhl wrote:
> My current git HEAD is at 3a8660878839faadb4f1a6dd72c3179c1df56787
>
> If I do :
> make mrproper
> make allyesconfig
> make -j 33
> it eventually fails with :
>
> ...
> INSTALL libsubcmd_headers
> CALL scripts/checksyscalls.sh
> CC [U] samples/vfs/test-statx
> CC [U] samples/watch_queue/watch_test
> In file included from samples/vfs/test-statx.c:23:
> usr/include/linux/fcntl.h:160:9: error: ‘AT_RENAME_NOREPLACE’
> redefined [-Werror]
> 160 | #define AT_RENAME_NOREPLACE 0x0001
> | ^~~~~~~~~~~~~~~~~~~
> In file included from samples/vfs/test-statx.c:13:
> /usr/include/stdio.h:171:10: note: this is the location of the
> previous definition
> 171 | # define AT_RENAME_NOREPLACE RENAME_NOREPLACE
> | ^~~~~~~~~~~~~~~~~~~
> usr/include/linux/fcntl.h:161:9: error: ‘AT_RENAME_EXCHANGE’ redefined [-Werror]
> 161 | #define AT_RENAME_EXCHANGE 0x0002
> | ^~~~~~~~~~~~~~~~~~
> /usr/include/stdio.h:173:10: note: this is the location of the
> previous definition
> 173 | # define AT_RENAME_EXCHANGE RENAME_EXCHANGE
> | ^~~~~~~~~~~~~~~~~~
> usr/include/linux/fcntl.h:162:9: error: ‘AT_RENAME_WHITEOUT’ redefined [-Werror]
> 162 | #define AT_RENAME_WHITEOUT 0x0004
> | ^~~~~~~~~~~~~~~~~~
> /usr/include/stdio.h:175:10: note: this is the location of the
> previous definition
> 175 | # define AT_RENAME_WHITEOUT RENAME_WHITEOUT
> | ^~~~~~~~~~~~~~~~~~
This is a bug in glibc:
https://inbox.sourceware.org/libc-alpha/20250823052706.GA4056405@ax162/
https://sourceware.org/git?p=glibc.git;a=commit;h=1166170d95863e5a6f8121a5ca9d97713f524f49
Cheers,
Nathan
next prev parent reply other threads:[~2025-10-13 1:24 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-12 23:47 Building a allyesconfig kernel fails because macros are being redefined Jesper Juhl
2025-10-13 1:24 ` Nathan Chancellor [this message]
2025-11-09 7:13 ` [PATCH 0/2] fix AT_RENAME_* redefinitions with glibc < 2.43 Masaharu Noguchi
2025-11-09 7:13 ` [PATCH 1/2] uapi: fcntl: guard AT_RENAME_* aliases Masaharu Noguchi
2025-11-09 16:13 ` David Laight
2025-11-09 7:13 ` [PATCH 2/2] samples: vfs: avoid libc AT_RENAME_* redefinitions Masaharu Noguchi
2025-11-09 16:04 ` David Laight
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