linux-kernel - Re: [syzbot] [kernel?] KASAN: stack-out-of-bounds Read in profile

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Message-ID: <0000000000008e5b5e061e96a171@google.com>
Date: Wed, 31 Jul 2024 20:16:04 -0700
From: syzbot <syzbot+84fe685c02cd112a2ac3@...kaller.appspotmail.com>
To: ak@...ux.intel.com, bp@...en8.de, chouhan.shreyansh630@...il.com, 
	contact@...ation1.gq, dave.hansen@...ux.intel.com, dvyukov@...gle.com, 
	hpa@...or.com, inglorion@...gle.com, jpoimboe@...hat.com, 
	lee.jones@...aro.org, linux-kernel@...r.kernel.org, luto@...nel.org, 
	mingo@...hat.com, peterz@...radead.org, rostedt@...dmis.org, 
	syzkaller-bugs@...glegroups.com, tglx@...utronix.de, tkjos@...gle.com, 
	torvalds@...ux-foundation.org, x86@...nel.org
Subject: Re: [syzbot] [kernel?] KASAN: stack-out-of-bounds Read in profile_pc

syzbot suspects this issue was fixed by commit:

commit 093d9603b60093a9aaae942db56107f6432a5dca
Author: Linus Torvalds <torvalds@...ux-foundation.org>
Date:   Fri Jun 28 21:27:22 2024 +0000

    x86: stop playing stack games in profile_pc()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1732b59d980000
start commit:   0106679839f7 Merge tag 'regulator-fix-v6.9-rc6' of git://g..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=8a10709e36c02a40
dashboard link: https://syzkaller.appspot.com/bug?extid=84fe685c02cd112a2ac3
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14276088980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=140e7b7f180000

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

#syz fix: x86: stop playing stack games in profile_pc()

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