From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 694F7224AF9 for ; Fri, 8 Aug 2025 07:28:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754638108; cv=none; b=XPK3MC41zfxAyFv7u5ltFAxDmT/xg4x3lDeMUQJaO7DSKywoTSl3XerRvByzSeRGSE/W+ZqQbJqZQvSTupm7awXSreA1Gb0J9w65n6XgfDp5utUD1WA2QWS3UisJVGhzD2W6SCaQfHwmr6b5MW7r7yiWhHKC0PSlDytLi343zjE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754638108; c=relaxed/simple; bh=WN1V6yRyJ3onv3rvnAMeyzF2zAArTPYEpwhlnOArAmM=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=WNfGdFygMuDRKvUkCGGV2/rxS/iMKNcVDpxOTQn7pH9TbcGiNuSBNJ9sj83OD6FSPdqkmXCNzpEe/rLbJs4HxvnzJJ8k56jIctGeScRo0ykpsO0+VqkaGFizIaU3k0AEs/HTQ9u2sewJ1uz5bfGn+Ex9gBqzWx0P64BX9Z5y6Ek= 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=209.85.166.69 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-io1-f69.google.com with SMTP id ca18e2360f4ac-881776a2c22so403263339f.3 for ; Fri, 08 Aug 2025 00:28:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1754638106; x=1755242906; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=t/a35FeMXcLyPHOaDsyqFQMi+gYIhEq1it06M3z49ms=; b=gTFDuKvDBeE/+4d+zVHqMM4FCiuZvqmaTXktxPn4+24MEenftkteSAKDEoatabygNV F/YLxS9wKyKNVyZdozIlsS9ToRxrGvA5axOugRrUwXt2HfEk2U3Rd1IoRX5Kfk2yIJ4d 2VGVHRnlzt6hclL3rWSZWehuj0C1le0lQG+c9FfbNeNzWaox2FZ9neZvWEK7aEgTulIr 7uA93K5d9Tj/rKSsvR3ESe6iLYKXzA12HCTlhrZo777qoWdwC4TsjgCXe4aR2bRoLz6l I8pL1++lYs6wxiTWuMHLaymRBEPZtkNG7h5RHsxxQJL1uP22tDcftVUkqeBz8mjyzlyn Dy7w== X-Forwarded-Encrypted: i=1; AJvYcCX/pcRUcvkGJedlO7JdYSzouMuEDZ+Spxtpz9NYOMwLG2c1b8zwFowc3MMr9++pmY6eHyViXKFH4SdhPGY=@vger.kernel.org X-Gm-Message-State: AOJu0YwTpy7L9tQt+3F+8uoBTlweyPIm7a4Z4as6acCb/eWwmRWIzqFS lgsRnqu8+v62HzDiXxWdrtNFgesvVphE8wrZPyuH8yjM4k2p3MOl10mwAI86BMgyS1rLkeMqgc9 ag7G75dsz9Q5AXtEHWizwVhELgd3vaXjSh8n3EF/NdBubiFfH6u03RK0PosI= X-Google-Smtp-Source: AGHT+IEp8c7QV3AN+fKWmFyPuh00UU3Ig82a4VQ9v8HNUDVelYcjEJjN1v5lCDAGIwJaemzQJj7Ran6EEVeqkf75mh7u3cxneHfN Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a5d:84c2:0:b0:881:7e3a:4a37 with SMTP id ca18e2360f4ac-883f11e38bdmr309075639f.6.1754638106549; Fri, 08 Aug 2025 00:28:26 -0700 (PDT) Date: Fri, 08 Aug 2025 00:28:26 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6895a71a.050a0220.7f033.0056.GAE@google.com> Subject: [syzbot] Monthly perf report (Aug 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, 1 new issues were detected and 1 were fixed. In total, 3 issues are still open and 27 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 7542 Yes WARNING: suspicious RCU usage in get_callchain_entry https://syzkaller.appspot.com/bug?extid=72a43cdb78469f7fbad1 <2> 43 Yes WARNING in __perf_event_overflow (2) https://syzkaller.appspot.com/bug?extid=2524754f17993441bf66 <3> 2 No KASAN: slab-use-after-free Read in __task_pid_nr_ns https://syzkaller.appspot.com/bug?extid=e0378d4f4fe57aa2bdd0 --- 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.