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Mon, 09 Dec 2024 03:39:04 -0800 (PST) Date: Mon, 09 Dec 2024 03:39:04 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6756d6d8.050a0220.a30f1.019f.GAE@google.com> Subject: Re: [syzbot] [mm?] KASAN: slab-use-after-free Read in move_pages_pte From: syzbot To: akpm@linux-foundation.org, bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, mingo@redhat.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, x86@kernel.org, zhengqi.arch@bytedance.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 1353080014 X-Stat-Signature: d6am34oxbrsk3ky43omj6oauj8g8e7as X-Rspam-User: X-Rspamd-Server: rspam09 X-HE-Tag: 1733744305-190074 X-HE-Meta: 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 VhG1lgsL 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 ebZ6tMkm UV8N2/6bEJkWBpTvpnFce9Ptw9yyaN0fptRXGfoNi/a4qHv/dimY3ZDyXbFmL7ePIN2/olelFm0MSvmKyHyHyFc7uxQgKEBwhIitsJSmq6hBg2khHJRmnw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000106, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+1c58afed1cfd2f57efee@syzkaller.appspotmail.com Tested-by: syzbot+1c58afed1cfd2f57efee@syzkaller.appspotmail.com Tested on: commit: 6e165f54 mm/page_isolation: fixup isolate_single_pageb.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable console output: https://syzkaller.appspot.com/x/log.txt?x=1760a3e8580000 kernel config: https://syzkaller.appspot.com/x/.config?x=3884fb5fa6f2533c dashboard link: https://syzkaller.appspot.com/bug?extid=1c58afed1cfd2f57efee compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=15aa5944580000 Note: testing is done by a robot and is best-effort only.