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Mon, 11 Sep 2023 00:48:32 -0700 (PDT) Date: Mon, 11 Sep 2023 00:48:32 -0700 In-Reply-To: <0465d13d-83b6-163d-438d-065d03e9ba76@intel.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008a2f3a0605108d8c@google.com> Subject: Re: [syzbot] [mm?] BUG: Bad page map (7) From: syzbot To: akpm@linux-foundation.org, fengwei.yin@intel.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, willy@infradead.org Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 8B4A318000E X-Stat-Signature: fkq3bfytcw9cgt5h54c8rmp8z4itspw8 X-HE-Tag: 1694418513-148353 X-HE-Meta: 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 2EtWwsW+ 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+55cc72f8cc3a549119df@syzkaller.appspotmail.com Tested on: commit: 0bb80ecc Linux 6.6-rc1 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=174c0ad8680000 kernel config: https://syzkaller.appspot.com/x/.config?x=13f2a37749f07ab2 dashboard link: https://syzkaller.appspot.com/bug?extid=55cc72f8cc3a549119df compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1421990c680000 Note: testing is done by a robot and is best-effort only.