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Thu, 21 Aug 2025 23:23:02 -0700 (PDT) Date: Thu, 21 Aug 2025 23:23:02 -0700 In-Reply-To: <02587840-3222-4dc5-b039-9084d8a5f37d@arm.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68a80cc6.050a0220.3809a8.0002.GAE@google.com> Subject: Re: [syzbot] [mm?] kernel BUG in page_table_check_set From: syzbot To: akpm@linux-foundation.org, dev.jain@arm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, pasha.tatashin@soleen.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 051904000A X-Stat-Signature: 7ki7j3i9tebgn4753auj9655ai4ihkwg X-HE-Tag: 1755843783-258900 X-HE-Meta: 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 vdda3o8u FjRBQuRXy4+E+Gz01jKCyb6AAJtWmQB5DOGXVdJMDk8twR0KnVmxx0dLxJ36oksKDUxMw+4rHkYzq7IKjp6IvSpYS7cDItA3i97cT68dJ1CtV36buG7HStATokmbgtNgMPO9st3ipR2qoGkjTAtpg42TwZNVxzJHX2hEVoDVK6KHee/cepc88HtaI09r9ddS3DWeQGKHbc9qHPrj+nxoyNYrDMkEgiLZLokKyRXuNarfmOZOL83h+XxA0xX3kI4LjOzIP2lFttaOBOLOUKzJmHw3T3d6hs1qpHT+Uwh/mUrE+CkAoCinAmTKusKAC8vU4NDP5awmLV4H6GgwPj+D68hH3lmBUFSPvEB2cbvncxTRfnOOKMAPeIBSNIUbtfY6L1ctxm01bfVs7ck2ZEmuoLMpAdMtQZSpAW61UgKOK54Y5+Wbi7iy25ecTzU3SoAHe43Me5TdenWRZiNDtParAYmXHpLw1J7eQg1Tl2e2jqqIwmhfhq2j357sxaR/QZmvrPv0FQgW7ylT3LQoTxnXfYw1KHRoGMiME8hhG1MRlsrvn+GyX91njej8HauCBsdh6p4pf4qwsiwK4/KK7TNnkLaUIOgYljn1OjindWvIVEW1OTb2nPHPfZuEIvdhowNMKBi1of0OUTT0HvXeTjaVZk1NesiqYPd5qBS+xNplDrELSV/a/LXe3fl3AN2VWLNYE1d5ztmFnJa3pREc2v0BOWiGhZfxE4glv5JgPsaF7iXvZypY3uSyIpJzuNbuvpAnOVqolIrHoC8dudwnLXSNzGQbO8eEWuPfDUSht8NBuXJhLnvwG3e0mynAp6LzDgrQvLV7ECUlW4lL0xEGELAr/jc039gmNqoAa20qDoNrKvyGBkDO2dXhNPoY347z6gD7OiYCSrLs1Mn3B0t7Ix1S7o3wfvhpdZF5Vp4ubl5IgGdQMWYvaoyOEFNaEefgxFNxMlyf9aM4+7DBZr3Xv7xT5mWxyhHNx W7bhnxF3 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: Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+49a796ed2c9709652f1e@syzkaller.appspotmail.com Tested-by: syzbot+49a796ed2c9709652f1e@syzkaller.appspotmail.com Tested on: commit: cf1b80dc mm: pass page directly instead of using folio.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=116576f0580000 kernel config: https://syzkaller.appspot.com/x/.config?x=dd02560acf543b19 dashboard link: https://syzkaller.appspot.com/bug?extid=49a796ed2c9709652f1e compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 userspace arch: arm64 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.