linux-kernel - Re: [syzbot] [pm?] possible deadlock in lock_system

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Message-ID: <67b7dd31.050a0220.14d86d.0306.GAE@google.com>
Date: Thu, 20 Feb 2025 17:56:02 -0800
From: syzbot <syzbot+ace60642828c074eb913@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org, lizhi.xu@...driver.com, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [pm?] possible deadlock in lock_system_sleep

Hello,

syzbot tried to test the proposed patch but the build/boot failed:

kernel/params.c:586:13: error: invalid use of void expression
kernel/params.c:612:5: error: conflicting types for 'kernel_param_trylock'; have 'int(struct module *)'

Tested on:

commit:         319fc77f Merge tag 'bpf-fixes' of git://git.kernel.org..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=61cbf5ac8a063ad4
dashboard link: https://syzkaller.appspot.com/bug?extid=ace60642828c074eb913
compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=11503ae4580000