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Tue, 08 Oct 2024 01:43:03 -0700 (PDT) Date: Tue, 08 Oct 2024 01:43:03 -0700 In-Reply-To: <670429f6.050a0220.49194.0517.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6704f097.050a0220.1e4d62.0087.GAE@google.com> Subject: Re: [syzbot] [bpf?] WARNING in push_jmp_history From: syzbot To: 42.hyeyoo@gmail.com, akpm@linux-foundation.org, andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, cl@linux.com, daniel@iogearbox.net, eddyz87@gmail.com, feng.tang@intel.com, haoluo@google.com, iamjoonsoo.kim@lge.com, john.fastabend@gmail.com, jolsa@kernel.org, kpsingh@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, martin.lau@linux.dev, penberg@kernel.org, rientjes@google.com, roman.gushchin@linux.dev, sdf@fomichev.me, song@kernel.org, syzkaller-bugs@googlegroups.com, vbabka@suse.cz, yonghong.song@linux.dev Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 694C420008 X-Stat-Signature: kfise3h4s4ugx8rjijzq3crq4aau7e7u X-Rspam-User: X-HE-Tag: 1728376984-583450 X-HE-Meta: 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 wangCNz9 WEcpNpd89ju5ZJEFJ/dFhfoxH+11z9G2GQWS8cOGaxCt9G+R8dfrdbjokKArFOFACYfFmXaK/fpbiJiGm+VZQbUbLdsZ2VTCMelyqBpqCt7CHYazOtKq6tUen25hD7mLS5Oq4Nz/EiGSiwvQUgHs9KYcURD8Z1kuQAXK5GZP+wIDpwKJFDkr0VcyP1mRwzmNQT93IkPbpzEiPZnVyPyJwr3Tlj7EdSfZ/OyUhMw6Y8cR0JX3qtC2/YKRgNioAcpBgUI5Z9TsqNV3E+g9//bWRhN9EwFaoub8lT/o7NtQzt43TmpTOX4O6UzUXwDWMNgj+//dTPfKc3wbmK2dWtYhl+xhgx135hgQf5RWDLzMDdIvQiHA1KwW5sRUO3ylH7b3PIIxwa4iZ3O47kL6ORUSH+bZGru/DYGZz6ZVkUMcyCmouekI4SLhgknDvLGFoP1P9u9YHiNTZkV3ijEpb88NHMD/yiwG3XWo1HdWBKM6EY0Bwfy2OkYEh3TFqtXAZetshcaaNBOTKEtCLZLBx7CS9AFQ7PNvdYCniVEBGI4bCgH0JecZz1q5xNPq8sFCNk7yCBGiAv9nxz0wg1goFmfohkccqUkSm5AS0w0DETVVUq7BxeJpQpYxkQShy00qy1oalO7Hc32SEIWgcW73X/VoqFA1CGKQQcNv/pMnlyRTvVk/C/XXAhVTbpZZ8G0EPcVCZ5b+XeOsC+IDyjn7AWWDL24rNy4ZmBPr12oWzd4fcf6GYOoHKvNchE8+gk0hMVdKUuy87g+TLL/nlVYg+wv8tyNVbD8OdmIwq+FDJWsTZcOUB0fviqXEt9Nkth2vfphs2F/hCA8ebIxSP7GNJdz6JjBJ2k9F4nl6+HGCXJu1RfhNAyNzyLS2xcXaVrur43VIf+BjY9VP1AuDRXcOXSehXJAdsOv1I7Z2Tm9mOIGEIOe8rowMsrsTQSz+6pLPqg6iev3GoD7omLLzFK0McozWo/pq2grW3 3OqObeAh PZenFYgfyTZZCx6GumdQ+RD47D5WYcSv5VGBCle4G4iEabSPgIZsycex9aJ1EGhyP3U3B5/7YDpI57MQHL3CKlnHsUCeqB2e+KF/G4p5e3TJ3aWW/VPBzUWxx5sTmruhpGwK4HaSY44YjaVjSLmrF2R/eU8USleBa7uCO8gIWKuep7YoZ8Yb8g11UzOrRfg9Cri28Zt/YtDnHPEapb+j5A== 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: syzbot has bisected this issue to: commit d0a38fad51cc70ab3dd3c59b54d8079ac19220b9 Author: Feng Tang Date: Wed Sep 11 06:45:34 2024 +0000 mm/slub: Improve redzone check and zeroing for krealloc() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11ddbb80580000 start commit: c02d24a5af66 Add linux-next specific files for 20241003 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=13ddbb80580000 console output: https://syzkaller.appspot.com/x/log.txt?x=15ddbb80580000 kernel config: https://syzkaller.appspot.com/x/.config?x=94f9caf16c0af42d dashboard link: https://syzkaller.appspot.com/bug?extid=7e46cdef14bf496a3ab4 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10b82707980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16f4c327980000 Reported-by: syzbot+7e46cdef14bf496a3ab4@syzkaller.appspotmail.com Fixes: d0a38fad51cc ("mm/slub: Improve redzone check and zeroing for krealloc()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection