linux-kernel - Re: [PATCH v8 12/12] cpuidle/poll_state: Wait for need-resched via tif_need_resched_relaxed

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Message-ID: <202512160519.pKMkOXsP-lkp@intel.com>
Date: Tue, 16 Dec 2025 05:23:42 +0800
From: kernel test robot <lkp@...el.com>
To: Ankur Arora <ankur.a.arora@...cle.com>, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-pm@...r.kernel.org, bpf@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, arnd@...db.de, catalin.marinas@....com,
	will@...nel.org, peterz@...radead.org, akpm@...ux-foundation.org,
	mark.rutland@....com, harisokn@...zon.com, cl@...two.org,
	ast@...nel.org, rafael@...nel.org, daniel.lezcano@...aro.org,
	memxor@...il.com, zhenglifeng1@...wei.com,
	xueshuai@...ux.alibaba.com, joao.m.martins@...cle.com,
	boris.ostrovsky@...cle.com, konrad.wilk@...cle.com,
	Ankur Arora <ankur.a.arora@...cle.com>
Subject: Re: [PATCH v8 12/12] cpuidle/poll_state: Wait for need-resched via
 tif_need_resched_relaxed_wait()

Hi Ankur,

kernel test robot noticed the following build warnings:

[auto build test WARNING on bpf-next/master]
[also build test WARNING on bpf/master linus/master v6.19-rc1 next-20251215]
[cannot apply to arm64/for-next/core bpf-next/net arnd-asm-generic/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Ankur-Arora/asm-generic-barrier-Add-smp_cond_load_relaxed_timeout/20251215-130116
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link:    https://lore.kernel.org/r/20251215044919.460086-13-ankur.a.arora%40oracle.com
patch subject: [PATCH v8 12/12] cpuidle/poll_state: Wait for need-resched via tif_need_resched_relaxed_wait()
config: x86_64-randconfig-005-20251215 (https://download.01.org/0day-ci/archive/20251216/202512160519.pKMkOXsP-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251216/202512160519.pKMkOXsP-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512160519.pKMkOXsP-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> vmlinux.o: warning: objtool: poll_idle+0x3b: call to tif_need_resched_relaxed_wait() leaves .noinstr.text section

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki