From: Thomas Gleixner <tglx@linutronix.de>
To: kernel test robot <lkp@intel.com>, Mark Rutland <mark.rutland@arm.com>
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
linux-kernel@vger.kernel.org, x86@kernel.org,
Peter Zijlstra <peterz@infradead.org>
Subject: Re: [tip:locking/core 10/10] sclp_early_core.c:undefined reference to `warn_bogus_irq_restore'
Date: Thu, 28 Jan 2021 13:13:49 +0100 [thread overview]
Message-ID: <871re5dzsy.fsf@nanos.tec.linutronix.de> (raw)
In-Reply-To: <202101281628.n32qBmXh-lkp@intel.com>
On Thu, Jan 28 2021 at 16:29, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking/core
> head: 997acaf6b4b59c6a9c259740312a69ea549cc684
> commit: 997acaf6b4b59c6a9c259740312a69ea549cc684 [10/10] lockdep: report broken irq restoration
> config: s390-randconfig-r035-20210128 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 48bdd676a1d1338c10541460bf5beb69ac17e451)
> reproduce (this is a W=1 build):
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # install s390 cross compiling tool for clang build
> # apt-get install binutils-s390x-linux-gnu
> # https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=997acaf6b4b59c6a9c259740312a69ea549cc684
> git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
> git fetch --no-tags tip locking/core
> git checkout 997acaf6b4b59c6a9c259740312a69ea549cc684
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
> s390x-linux-gnu-ld: arch/s390/boot/sclp_early_core.o: in function `sclp_early_cmd':
>>> sclp_early_core.c:(.text+0x18c): undefined reference to `warn_bogus_irq_restore'
> s390x-linux-gnu-ld: arch/s390/boot/sclp_early_core.o: in function `sclp_early_set_event_mask':
> sclp_early_core.c:(.text+0x376): undefined reference to `warn_bogus_irq_restore'
> s390x-linux-gnu-ld: arch/s390/boot/sclp_early_core.o: in function `__sclp_early_printk':
> sclp_early_core.c:(.text+0xa90): undefined reference to `warn_bogus_irq_restore'
>>> s390x-linux-gnu-ld: sclp_early_core.c:(.text+0xa9a): undefined reference to `warn_bogus_irq_restore'
That's S390 early boot code which lacks a stub function ....
prev parent reply other threads:[~2021-01-28 12:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-28 8:29 kernel test robot
2021-01-28 12:13 ` Thomas Gleixner [this message]
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