From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f71.google.com (mail-oo1-f71.google.com [209.85.161.71]) (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 257ED24113D for ; Mon, 29 Dec 2025 08:12:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766995951; cv=none; b=aftRPOGyhZovidW8HXc+EpPh3Dd8Vrj0w6RnO8QJZkU5t+/l9JAHpFhGzOjlzjm9ojSy6tp6gxeEs1YGnvwvCArod3X0I1/bmXnW5px1462LMT3iP4PSMCReLRQDEtH2ROzZcrSq9oIZ09yEaeyIwggiD7PVItKLMH9caQmqdDQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766995951; c=relaxed/simple; bh=dCtFwcFBv9HfVn5oE6Z9ckJWDt2qdfy4V8RxOiSU5Y8=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=Y9oiIJAA8q8zqYtggMHGgS0Ql6vSofBxd/gLxWxFyjzOlLtW51GhY38J9zyE9n035xOEOqHv9EKqNCAf7OvkyLA7TxxwVPGoYibN4jH+HMn8rtb+4M+G3kdOSv75bsF43cs3ZYbHG1mNQCgb6J9cvJK6jRUS26BLxqC08AREpDw= 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=209.85.161.71 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-oo1-f71.google.com with SMTP id 006d021491bc7-65b2cd67cceso15673672eaf.0 for ; Mon, 29 Dec 2025 00:12:29 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1766995949; x=1767600749; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=ptdmU3L3NQ8kWXfDGJQJU2SR2u1yHRGOLpghixkqzzA=; b=qOTa8ZZGo+0QntCjxZwgetDLFruR1Km3xnqj+lxK0e6P/vT6UDes5dQ0pXIMYBLnsx adGfGXHT61wQLLnZQwyLAgZmS1GOpC38iu8QkO+8mO56VIciWaMySzuinVoZ1qxhJ4dk qmImUJJH8XgC4UY50PSCYZAPuRZ/6FsaVupuBL2+4SD82rnMFzAw8xD1cQz1wgtcPiz4 6CKHwVUzpUTvnHl4mFjzrSNsvDIG0yAhD8KasnvfWKvvd8JI8WNT6l0kyRDiY0BM/nBY NlGwy/uWqfG/UTo3DMY+wzAwkzub6G/CfOVhq8EecI2zbDNrsaTsdS2YvbUKdIkITQ1N q/nw== X-Forwarded-Encrypted: i=1; AJvYcCVhEn6yAmuG5DqiCB2Bxs3sKkBHTEQCylLoop1KpFV3kqmIK2uMguF+vIm7SXJKUp1RbB8HBtQ6lVP/ryacq4Hj@vger.kernel.org X-Gm-Message-State: AOJu0YzHgjzvAuIhgUa1R7gJKsgMD1WYQuyhGbxLFhOF2Hr9V3ZIsyhs 1Ac/ypZjYms5Jjz4r6qQyMVkcs0kNREZWE6wLHhjLQyBae8v2UaMoHjW6yX+4UPpGuFvLl4NxFa obtquwog3S8G893z0tyIln8SK8aqb0ufWsrihYClg0mfMgGqNL63G2M8VFHk= X-Google-Smtp-Source: AGHT+IFKrSUsMb0AwTSMDLfoxC+leOoQ4MiHHewajIWUpEwW1SC+UiDcFi8WfF+aWeoLWlfIRc8SCHZfHjl9gGYRS+WP85m7ccAq Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:1caa:b0:65d:6ed:e069 with SMTP id 006d021491bc7-65d0ea73c73mr13609967eaf.45.1766995949008; Mon, 29 Dec 2025 00:12:29 -0800 (PST) Date: Mon, 29 Dec 2025 00:12:28 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <695237ec.a70a0220.c527.0021.GAE@google.com> Subject: [syzbot] Monthly perf report (Dec 2025) From: syzbot To: acme@kernel.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, mingo@redhat.com, namhyung@kernel.org, peterz@infradead.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello perf maintainers/developers, This is a 31-day syzbot report for the perf subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/perf During the period, 0 new issues were detected and 0 were fixed. In total, 4 issues are still open and 27 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 9248 Yes WARNING: suspicious RCU usage in get_callchain_entry https://syzkaller.appspot.com/bug?extid=72a43cdb78469f7fbad1 <2> 105 Yes WARNING in __perf_event_overflow (2) https://syzkaller.appspot.com/bug?extid=2524754f17993441bf66 <3> 11 Yes WARNING in perf_event_throttle_group https://syzkaller.appspot.com/bug?extid=a945e9d15c8a49a7a7f0 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. To disable reminders for individual bugs, reply with the following command: #syz set no-reminders To change bug's subsystems, reply with: #syz set subsystems: new-subsystem You may send multiple commands in a single email message.