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Sun, 20 Oct 2024 11:12:04 -0700 (PDT) Date: Sun, 20 Oct 2024 11:12:04 -0700 In-Reply-To: <000000000000ade4f305fc36868f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <671547f4.050a0220.1e4b4d.0049.GAE@google.com> Subject: Re: [syzbot] [usb] kernel BUG in __page_table_check_zero From: syzbot To: akpm@linux-foundation.org, jannh@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-usb@vger.kernel.org, pasha.tatashin@soleen.com, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org, yuran.pereira@hotmail.com Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: ogezdrk7u31h3bf7uw1zefaaesz33hwo X-Rspamd-Queue-Id: B242540024 X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1729447908-478842 X-HE-Meta: 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 Si9U6SCw 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 0mH54ivS a/1Tw8jFRea3fXsky+MUEgW7b5gKTR8l3p7esjb5KhqQzBSenBEBzJRlMGaKbQXJdgcKPm0ZKZ/5m/MdwAubopbGoZAJWv7u4CRPd/KH32m5AK6XTwMQy6lCXIvdr2nK X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: syzbot suspects this issue was fixed by commit: commit 79a61cc3fc0466ad2b7b89618a6157785f0293b3 Author: Linus Torvalds Date: Thu Sep 12 00:11:23 2024 +0000 mm: avoid leaving partial pfn mappings around in error case bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11f76c87980000 start commit: cbf3a2cb156a Merge tag 'nfs-for-6.6-3' of git://git.linux-.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=57da1ac039c4c78a dashboard link: https://syzkaller.appspot.com/bug?extid=7a9bbb158a7a1071eb27 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15394721680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=152b7af6680000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: mm: avoid leaving partial pfn mappings around in error case For information about bisection process see: https://goo.gl/tpsmEJ#bisection