From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4DB8A13AA47 for ; Tue, 8 Oct 2024 08:43:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728376985; cv=none; b=gfPL3GaykdOWvdGSfs1sTVBqYj5I2CCF5RwNQrfGdoIiEMhiP6kdcNP3d+xJx9PAy1DNqU0Bwmytxt5DREgFlybN8IsXP+4UEpp5gOAu3d1HunYwLm7JH7vKOPOXi3usMx4upOKOJlNbFGXpI3UmwB+7VoYAyVcKZxGx/WGMl6s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728376985; c=relaxed/simple; bh=WlKEQjsIZXvP+MqHhNtD7QBSr9iZ9S5Dnqi5AAZN05I=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Y/yizlu33AdOqq4KU23RHyUTH2W0v7/K8YSSMYnrNgZ7lD0Lbrn6VhWENMazbx9jIxlP98qKX+ZtjH/kCCfpCPmCsdCMNQmFBSmZXC6z6DgpK904oSizUyI3Hgt7yWD8j9pBwqi1jGLr2B/N1PzIbULcb+cM4Kfe8k6JYIYR8JU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.197 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f197.google.com with SMTP id e9e14a558f8ab-3a19665ed40so39835405ab.1 for ; Tue, 08 Oct 2024 01:43:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728376983; x=1728981783; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=gVS7fVKH71Pe8fCQ0Gmt8UDN3roCi4HGtPl5gMiYBCw=; b=O1XzsYxqcjd5Q5QLpTE9vD5J4HZbha5xJ8rfKX2Iq9kBWjltdAesXrf/9cVBsCEAN8 7CL/n7D3miVxLX1NC/tvg+dy+P64o4ArAFBKoip0GOnvutkUChVAfeY7LhOpEvHJzKO/ yj6gxD/32mI6yzBfY0dxbO9GjbzluMjEtkg9S4v1EbBhflNkW3mEgsZP+4ikzJ2/jCVy uS+50xfoCU1Me+PoHDOKNM2moSlP9ppY0u1SykGs60N7hI4hdjZzgE3gpLHQX1TABk81 S1NhZL0aE82IMdHOScsiSA4kxaSGZ1jZlry1/0dG6FIxeI+HmOj1jp3sxVoKy06onjGC WFgA== X-Forwarded-Encrypted: i=1; AJvYcCV74E2Gih7dp0gxsHqvbSZD73Jl1rCwyaem7ho156SHog8uupAaIudVJPzCicUlX70SzE1CqeOwg+tR2NU=@vger.kernel.org X-Gm-Message-State: AOJu0YzBTyHHaJ6KfTY5ozvQZbim5RkwdGc4N4KsW6HHTr0ahFkvKYFk /R0FPy1hRzHs43jPacoa4AF1UovWgRiuBkSWmRR9m1FaBRI2qX/cY8ySwn6/78GVE7t5Dk0PBfE 14sQP4g6wGckQLoKQsfTLpKgLkRyIdCzobfEbZnbP6Azu+MzAe5ZrvJ4= X-Google-Smtp-Source: AGHT+IESTZbom871uQ+CoDIEKTNpyDbqRog3FH6w1KkzIBYyio92XHoOeJntYRpQKOQLJq+XZRNOtpp4hxIcrguae0Kq4CtaquDu Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:870a:0:b0:39f:325f:78e6 with SMTP id e9e14a558f8ab-3a38ae3fa4amr17042185ab.0.1728376983353; 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" 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