linux-kernel - Re: parisc:generic-64bit_defconfig build failures due to 'kbuild: handle libs-y archives separately...'

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Date:   Wed, 19 Jul 2017 10:10:18 +0800
From:   Fengguang Wu <fengguang.wu@...el.com>
To:     Nicholas Piggin <npiggin@...il.com>
Cc:     Helge Deller <helge.deller@...uerkanzlei-deller.de>,
        Guenter Roeck <linux@...ck-us.net>,
        linux-kernel@...r.kernel.org,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        "James E.J. Bottomley" <jejb@...isc-linux.org>,
        Helge Deller <deller@....de>, linux-parisc@...r.kernel.org,
        Philip Li <philip.li@...el.com>,
        Ye Xiaolong <xiaolong.ye@...el.com>
Subject: Re: parisc:generic-64bit_defconfig build failures due to 'kbuild:
 handle   libs-y archives separately...'

On Wed, Jul 19, 2017 at 12:01:06PM +1000, Nicholas Piggin wrote:
>On Tue, 18 Jul 2017 23:58:07 +0200
>Helge Deller <helge.deller@...uerkanzlei-deller.de> wrote:
>
>>
>> This outstanding patch will fix it:
>> https://patchwork.kernel.org/patch/9832033/
>> Helge 
>> Von meinem Samsung Gerät gesendet.
>
>Thanks for the quick fix. I'm not sure why 0day didn't catch it.
>Does it build test parisc/generic-64bit_defconfig, I wonder?

We do test that config. I guess it's because the build servers are
under pressure recently. Philip/Xiaolong are looking at this issue.

Thanks,
Fengguang

>> -------- Ursprüngliche Nachricht --------
>> Von: Guenter Roeck <linux@...ck-us.net>
>> Datum: 18.07.17  17:21  (GMT+01:00)
>> An: Nicholas Piggin <npiggin@...il.com>
>> Cc: linux-kernel@...r.kernel.org, Masahiro Yamada <yamada.masahiro@...ionext.com>, "James E.J. Bottomley" <jejb@...isc-linux.org>, Helge Deller <deller@....de>, linux-parisc@...r.kernel.org
>> Betreff: parisc:generic-64bit_defconfig build failures due to 'kbuild: handle
>  libs-y archives separately...'
>>
>> Hi,
>>
>> parisc64 builds, specifically generic-64bit_defconfig, fail to build
>> in mainline as follows.
>>
>> hppa64-linux-ld:
>> hppa64-linux/bin/../lib/gcc/hppa64-linux/4.9.0/libgcc.a(_divdi3.o)(.text+0xec):
>> cannot reach $$divU
>> hppa64-linux/bin/../lib/gcc/hppa64-linux/4.9.0/libgcc.a(_divdi3.o):
>> In function `__divdi3':
>> libgcc2.c:(.text+0xec): relocation truncated to fit: R_PARISC_PCREL22F against
>> symbol `$$divU' defined in .text.div section in
>> hppa64-linux/bin/../lib/gcc/hppa64-linux/4.9.0/libgcc.a(_divU.o)
>> hppa64-linux-ld:
>> hppa64-linux/bin/../lib/gcc/hppa64-linux/4.9.0/libgcc.a(_divdi3.o)(.text+0x150):
>> cannot reach $$divU
>>
>> [ and many more ]
>>
>> This is after enabling CONFIG_MLONGCALLS; otherwise build failures are
>> more severe.
>>
>> Building with gcc 6.3.0 fails as well with the same error.
>>
>> Bisect points to commit 3a166fc2d4ef ("kbuild: handle libs-y archives
>> separately from built-in.o archives") as the culprit. Bisect log is
>> attached.