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Received: from 192.168.0.106(mailfrom:baolin.wang@linux.alibaba.com fp:SMTPD_---0W8RY7Sm_1718380145) by smtp.aliyun-inc.com; Fri, 14 Jun 2024 23:49:06 +0800 Message-ID: <4dce1443-276b-460c-81a8-53a8008307bc@linux.alibaba.com> Date: Fri, 14 Jun 2024 23:49:05 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [syzbot] BUG: Bad rss-counter state (5) To: syzbot , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com References: <000000000000c2c1fd061adb09d1@google.com> From: Baolin Wang In-Reply-To: <000000000000c2c1fd061adb09d1@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 10392120014 X-Stat-Signature: qs4td6kcmsbtuhzy45sdm6byhhefdm7y X-Rspam-User: X-HE-Tag: 1718380155-741954 X-HE-Meta: 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 M5zNFAUM 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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: List-Subscribe: List-Unsubscribe: On 2024/6/14 23:12, syzbot wrote: > syzbot has bisected this issue to: > > commit 1c05047ad01693ad92bdf8347fad3b5c2b25e8bb > Author: Baolin Wang > Date: Tue Jun 4 10:17:45 2024 +0000 > > mm: memory: extend finish_fault() to support large folio > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=106e8e56980000 > start commit: d35b2284e966 Add linux-next specific files for 20240607 > git tree: linux-next > final oops: https://syzkaller.appspot.com/x/report.txt?x=126e8e56980000 > console output: https://syzkaller.appspot.com/x/log.txt?x=146e8e56980000 > kernel config: https://syzkaller.appspot.com/x/.config?x=d8bf5cd6bcca7343 > dashboard link: https://syzkaller.appspot.com/bug?extid=f2bbbb592debc978d46d > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17f57a36980000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10a57696980000 > > Reported-by: syzbot+f2bbbb592debc978d46d@syzkaller.appspotmail.com > Fixes: 1c05047ad016 ("mm: memory: extend finish_fault() to support large folio") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection Thanks. Please try the fix in mm-unstable branch #syz test: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git/commit/?h=mm-unstable&id=4135d2688b42f097f78062ef328f3056db32e3a0