From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (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 754F42264AD for ; Fri, 8 Aug 2025 07:28:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754638108; cv=none; b=MhvvBNgMCY2/KOZtBZej9KX/p+uNxjTTt5YF39gfEXtYnVLYq/GybJW/V9IqXTMaJMYvYBKW/NciMvEGYwweZmxjFGgwPJnhqT6fHZqMZHkTvndM20o+xoYQYTpRWQIJS/nIz1sLzqG/nLmruOSDEBIOgG7AQoONQV4/n0URMGY= 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=209.85.166.70 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-f70.google.com with SMTP id ca18e2360f4ac-881776a2c22so403263239f.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=ARIV04CFwuoDtaXg8MYEqCwHKc7YYgAveMOB1h3hadAIoA5ILRYS5+dMq6kksGmcOd EGq8Om1tM60nDtOX6qn4Nra5HH8k63DbapPeJhlfCH+u2NNdAtG0XYGLTlOAWP9jp+l8 KQuEN9Ar3XjO0Tjk7aph1KJfgDo4ifvA/qODMG1wo9MqzuwEdvA5G14HdipUNm1RgKr7 e2oeMOvWNoG5V9p/B2lBXmUhfEF4ZJWpmXiYR6c6uJp7zNagJZwY/7zfSrL2SHd7fKkC 8Jtw7WnjkCbjj3eTBq+vIcd+yk1Q2yZDjtUqAxYs9/7W6Wp3TAmBk3RDwMnRGUgT4TVY b6gw== X-Forwarded-Encrypted: i=1; AJvYcCXtvRW5fTr6hA+BvVl9TH10l3qefcNhUwkD6BwFlDdCi1nspaPl3olfEmDKGTBu54ZO0l5QNHhnZOG0RQA7E5h/@vger.kernel.org X-Gm-Message-State: AOJu0YxkBt7jWh27j2UHptlj6AG2X+bdfxhGBORA0oG310ip9H38UVe3 p4MelbXposC0W8+LgwmNlDzuYpCBe2SuIIq3JcsXbpLTtByJxzDX5rgYxWaL/eAqp8g6OiispHV PjRlKo2bUbr2Qod83KJ+0IeNGqcDov8nZUDR0MczIcOhyFVTNGvOczh5QYok= X-Google-Smtp-Source: AGHT+IEp8c7QV3AN+fKWmFyPuh00UU3Ig82a4VQ9v8HNUDVelYcjEJjN1v5lCDAGIwJaemzQJj7Ran6EEVeqkf75mh7u3cxneHfN 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: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.