From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 149FF13959D for ; Sun, 29 Sep 2024 07:25:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727594704; cv=none; b=DTvmL4ym23dGusXVobPJ0R9g/61c2o/xKmDVeVVbS1IODBOy+QYfrYF7glRbRDyQtotUd2y0Hi+s4K+UyWJ2OorPB8uvHkCT447LVaEm4LEEFSfPJpmQ2pG/GkGNSRC9YZnWosdi0iV51lcuzjs51yrVKL/JHLaTVZQbxjxb+A0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727594704; c=relaxed/simple; bh=QUQFLsgcakmOxqNIX/ly7cXSo4bace+PZlvi10aC2bo=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=fTZJa8A3ursiJAUX7XSh7j5mbrectSK7hwHJsyB9toHDSER2D5THw9qFosOBpLHLcnbhJs7HBzM6Mae5je/wSSav2ET68DGrxlbp5zPlODyAUg5X/ofPybj49xHHr39u2nqtlXevoB5wuHFpl/ibqHX7eutQLFi2TCPGnanu1iI= 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=209.85.166.200 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-f200.google.com with SMTP id e9e14a558f8ab-3a344da7987so29959755ab.1 for ; Sun, 29 Sep 2024 00:25:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727594702; x=1728199502; 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=RiNNBzBiCFuCTjOXv7t2eBGAGAquTt6DCpiBL4q1mkY=; b=mGaFZrN6ug2Nqk+Mb5h58x3lawM0cTgHCz/1vBuHQVZXcocliBdKRR7wDv9q3fpmbT OjGXVicYnePJeCUKH2ZQzYHUGeXVppVkM3aeoSLsvwwv6NAcnd60ch+oRaOY8UtAgil9 0athR/m75oy/tH6csVxXW1szcSHkBuwn/+q/sd0U3UUSfoxyr1Jt+Sf9GjZtQ9k+Upk6 Gm9qiYZueq7I1JedWcJZt2CIRFzz0au1efmEIeYL+D3gjhMWBHSWE35NN2Nf8mg9z+ML 2nvi+k/fS05LFcTAxarJRYWXt6jGIXf77xy0i3qMVBB9cPXvoagE4P7kRrK+FmXZZgQV grQw== X-Forwarded-Encrypted: i=1; AJvYcCXVRpv6jBI29GCP8VSEqewtYb9UMgoWQT9OnhEKt9+fG9p5fijPCdPoGTTAkGAi7nV2knbyYdU=@vger.kernel.org X-Gm-Message-State: AOJu0YylAPVUglVOQ5UEJORhDHMmss7LlE3ZDxY1CNDeQ2Y/HC9PwFCw iC5g2m7z9RT/yvsGPepzJPpVLNtIuaqHhPEANSy8hWc8fY49s3AVeSArbErb0esxnfafs/bEimb d8IbLAZeUWSbOnwKFTNdUB0DqSPAJ5SXEqqLKfIWkqp54RfJu/sJ3P3I= X-Google-Smtp-Source: AGHT+IGsVR0t+nezjz6+3pfe6BUp37rUtReguQpi53jhig1iod5w55MHl/Xa3NwmTZ7SLsC3SAYBD2PdWw2EVHSR5Yo91lGDCLvk Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a05:b0:3a2:74f8:675d with SMTP id e9e14a558f8ab-3a3451b01c6mr78897085ab.20.1727594702296; Sun, 29 Sep 2024 00:25:02 -0700 (PDT) Date: Sun, 29 Sep 2024 00:25:02 -0700 In-Reply-To: <66f62bf3.050a0220.38ace9.0007.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <66f900ce.050a0220.aab67.000f.GAE@google.com> Subject: Re: [syzbot] [bpf?] BUG: MAX_STACK_TRACE_ENTRIES too low! (4) From: syzbot To: andrii@kernel.org, asml.silence@gmail.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, haoluo@google.com, john.fastabend@gmail.com, jolsa@kernel.org, kpsingh@kernel.org, linux-kernel@vger.kernel.org, martin.lau@linux.dev, mingo@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, riel@redhat.com, sdf@fomichev.me, sdf@google.com, song@kernel.org, syzkaller-bugs@googlegroups.com, wander@redhat.com, yhs@fb.com, yonghong.song@linux.dev Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 893cdaaa3977be6afb3a7f756fbfd7be83f68d8c Author: Wander Lairson Costa Date: Wed Jun 14 12:23:22 2023 +0000 sched: avoid false lockdep splat in put_task_struct() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14a00127980000 start commit: abf2050f51fd Merge tag 'media/v6.12-1' of git://git.kernel.. git tree: bpf final oops: https://syzkaller.appspot.com/x/report.txt?x=16a00127980000 console output: https://syzkaller.appspot.com/x/log.txt?x=12a00127980000 kernel config: https://syzkaller.appspot.com/x/.config?x=bc30a30374b0753 dashboard link: https://syzkaller.appspot.com/bug?extid=c6c4861455fdd207f160 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14ee7107980000 Reported-by: syzbot+c6c4861455fdd207f160@syzkaller.appspotmail.com Fixes: 893cdaaa3977 ("sched: avoid false lockdep splat in put_task_struct()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection