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From: syzbot <syzbot+63859a31071a369082b1@syzkaller.appspotmail.com>
To: Liam.Howlett@oracle.com, akpm@linux-foundation.org,
	david@redhat.com,  dev.jain@arm.com, harry.yoo@oracle.com,
	hdanton@sina.com,  liam.howlett@oracle.com,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	 lorenzo.stoakes@oracle.com, riel@surriel.com,
	syzkaller-bugs@googlegroups.com,  vbabka@suse.cz, ziy@nvidia.com
Subject: Re: [syzbot] [mm?] WARNING in try_to_migrate_one (3)
Date: Sun, 10 Aug 2025 07:50:03 -0700	[thread overview]
Message-ID: <6898b19b.050a0220.7f033.00cf.GAE@google.com> (raw)
In-Reply-To: <6897b156.050a0220.51d73.0082.GAE@google.com>

syzbot has bisected this issue to:

commit cac1db8c3aad97d6ffb56ced8868d6cbbbd2bfbe
Author: Dev Jain <dev.jain@arm.com>
Date:   Fri Jul 18 09:02:43 2025 +0000

    mm: optimize mprotect() by PTE batching

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=12ac8842580000
start commit:   0227b49b5027 Merge tag 'gpio-updates-for-v6.17-rc1-part2' ..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=11ac8842580000
console output: https://syzkaller.appspot.com/x/log.txt?x=16ac8842580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=2ae1da3a7f4a6ba4
dashboard link: https://syzkaller.appspot.com/bug?extid=63859a31071a369082b1
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=117c72f0580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17ab7ea2580000

Reported-by: syzbot+63859a31071a369082b1@syzkaller.appspotmail.com
Fixes: cac1db8c3aad ("mm: optimize mprotect() by PTE batching")

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


  parent reply	other threads:[~2025-08-10 14:50 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-09 20:36 [syzbot] [mm?] WARNING in try_to_migrate_one (3) syzbot
2025-08-10  1:35 ` Hillf Danton
2025-08-10  1:55   ` syzbot
2025-08-10  2:02 ` Hillf Danton
2025-08-10  2:56   ` syzbot
2025-08-10  6:04 ` Hillf Danton
2025-08-10  7:16   ` syzbot
2025-08-10 14:50 ` syzbot [this message]
2025-08-11  5:12 ` Lorenzo Stoakes
2025-08-11  6:34   ` syzbot
2025-10-09  4:37 ` syzbot
2025-10-13 10:58   ` Lorenzo Stoakes

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