linux-kernel - [syzbot ci] Re: sched: make migrate_enable/migrate

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Message-ID: <68b0259a.050a0220.8762d.0008.GAE@google.com>
Date: Thu, 28 Aug 2025 02:47:06 -0700
From: syzbot ci <syzbot+ci553dbf0055ebca13@...kaller.appspotmail.com>
To: andrii@...nel.org, ast@...nel.org, bpf@...r.kernel.org, bsegall@...gle.com, 
	daniel@...earbox.net, dietmar.eggemann@....com, eddyz87@...il.com, 
	haoluo@...gle.com, jani.nikula@...el.com, john.fastabend@...il.com, 
	jolsa@...nel.org, juri.lelli@...hat.com, kpsingh@...nel.org, 
	linux-kernel@...r.kernel.org, martin.lau@...ux.dev, menglong.dong@...ux.dev, 
	mgorman@...e.de, mingo@...hat.com, peterz@...radead.org, rostedt@...dmis.org, 
	sdf@...ichev.me, simona.vetter@...ll.ch, song@...nel.org, tzimmermann@...e.de, 
	vincent.guittot@...aro.org, vschneid@...hat.com, yonghong.song@...ux.dev
Cc: syzbot@...ts.linux.dev, syzkaller-bugs@...glegroups.com
Subject: [syzbot ci] Re: sched: make migrate_enable/migrate_disable inline

syzbot ci has tested the following series

[v4] sched: make migrate_enable/migrate_disable inline
https://lore.kernel.org/all/20250828060354.57846-1-menglong.dong@linux.dev
* [PATCH v4 1/3] arch: add the macro COMPILE_OFFSETS to all the asm-offsets.c
* [PATCH v4 2/3] sched: make migrate_enable/migrate_disable inline
* [PATCH v4 3/3] sched: fix some typos in include/linux/preempt.h

and found the following issue:
kernel build error

Full report is available here:
https://ci.syzbot.org/series/aac2d563-711a-4b4b-89c3-7365b1c03190

***

kernel build error

tree:      bpf-next
URL:       https://kernel.googlesource.com/pub/scm/linux/kernel/git/bpf/bpf-next.git
base:      d3abefe897408718799ae3bd06295b89b870a38e
arch:      amd64
compiler:  Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7
config:    https://ci.syzbot.org/builds/bb1748d9-0b48-4894-b30e-ea91020f1c78/config

./include/linux/rcupdate.h:968:3: error: call to undeclared function 'migrate_disable'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
./include/linux/rcupdate.h:976:3: error: call to undeclared function 'migrate_enable'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
./include/linux/sched.h:2402:20: error: static declaration of 'migrate_disable' follows non-static declaration
./include/linux/sched.h:2407:20: error: static declaration of 'migrate_enable' follows non-static declaration

***

If these findings have caused you to resend the series or submit a
separate fix, please add the following tag to your commit message:
  Tested-by: syzbot@...kaller.appspotmail.com

---
This report is generated by a bot. It may contain errors.
syzbot ci engineers can be reached at syzkaller@...glegroups.com.