linux-kernel - Re: [syzbot] [kernel?] INFO: rcu detected stall in rt

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Message-ID: <670050c2.050a0220.49194.049e.GAE@google.com>
Date: Fri, 04 Oct 2024 13:32:02 -0700
From: syzbot <syzbot+f87fd2bd13a4c9c5af8a@...kaller.appspotmail.com>
To: bp@...en8.de, bristot@...nel.org, dave.hansen@...ux.intel.com, 
	hpa@...or.com, juri.lelli@...hat.com, linux-kernel@...r.kernel.org, 
	mingo@...hat.com, peterz@...radead.org, syzkaller-bugs@...glegroups.com, 
	tglx@...utronix.de, vineeth@...byteword.org, x86@...nel.org
Subject: Re: [syzbot] [kernel?] INFO: rcu detected stall in rt_sigreturn

syzbot suspects this issue was fixed by commit:

commit 5f6bd380c7bdbe10f7b4e8ddcceed60ce0714c6d
Author: Peter Zijlstra <peterz@...radead.org>
Date:   Mon May 27 12:06:55 2024 +0000

    sched/rt: Remove default bandwidth control

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=15678d80580000
start commit:   48cf398f15fc Merge tag 'char-misc-6.9-rc5' of git://git.ke..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=85dbe39cf8e4f599
dashboard link: https://syzkaller.appspot.com/bug?extid=f87fd2bd13a4c9c5af8a
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=152c59fd180000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=112d3227180000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: sched/rt: Remove default bandwidth control

For information about bisection process see: https://goo.gl/tpsmEJ#bisection