From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f69.google.com (mail-ot1-f69.google.com [209.85.210.69]) (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 9D51333F8C2 for ; Sat, 30 May 2026 16:12:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780157544; cv=none; b=iC6RX6pf6mWqGzUfHO1jsnVmAUxqLR7M2jjs8NQgtbeLKSu9ibm/yiyCn2XLf5rkqTivLnZmmodUkrdZWq975qFHCUHUuRH8+sy17g88ENR5ncwfsxECEidun+5GLMrxHKc5wLq2wbWO0o/ZJA53brHjjbn7miBsCX+gXGo8Lu8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780157544; c=relaxed/simple; bh=vSezapw7WbDhCBLfPDoxV9qbnwZQJOU+z87xAIYjob8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To:Cc: Content-Type; b=Xbrh+utU21wP/Uqw7g+XUjMz3nKzh8Y6Zcyq0pzD2HuY8mtMOjwbYAEnvZJ4It7VmkSXUMVYXpNSxS8RcV6lrqGv6IWNVqbShcUUCDenVxBE4dhZcdieuSF28DzDjp1YJeZGokDesorwJdS6IunMbPBnsWB2bslbhf16PF6Iqqw= 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=209.85.210.69 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-ot1-f69.google.com with SMTP id 46e09a7af769-7dce1e67fccso5234148a34.2 for ; Sat, 30 May 2026 09:12:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780157542; x=1780762342; h=cc: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=vSezapw7WbDhCBLfPDoxV9qbnwZQJOU+z87xAIYjob8=; b=eJ/kXbDxjBpNavzJlIXYJ8Z7dyDvaFkt4fisPl8iU0+SF2Ql9s8qhtw07brN1tsRnd jxTgSop6g61bSxC4yCcg3J5vlY4VFf0dZT6kn/v64dh+Mtg8d837+vMf3gnKNMWlHLlq T9nqxL4wL2Y8lTiGxGV+vkNZF9emj1qqtwRSXyO3ufYg+1Yifogw3jHwL0fd3Xyo3Nty gNXrYC3bgMu/OrwiS/8czra94xM6AucIcdvz1w4sydCm55MsdQGUqaTlWlRqK+VQ6vuu yv06M+SMzFRDNCFfKNLcMFASjSjSagcS7Zk+1jAE/LD5F19xg8XVgiI8FD4CUyWYOywQ R0uA== X-Forwarded-Encrypted: i=1; AFNElJ/bPncGVWq0gIg0mKduu93osOz92sR4y575WTbwV6uOPXZhSzj1MQs9dxrxQXGKlwAoKsmFHOFtoVxxQWQ=@vger.kernel.org X-Gm-Message-State: AOJu0Yy1+qGj4QgY/hqfVtRwIhgD8exjrAdiDgKadade0DeYpCcfcnMi YXp1CLOA0JkiqH6y1bgq8iJNghX9XgFZbcc6lKfG2sRWXldmD/gQVZhHmms94+j1ZhGBjuDy/Ol IZkKZc+UpbrRm4UZZu67qH7BFZB10Z950eQwYFAQAPzBVtC4WrCct2DzW+O8= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:4b10:b0:69d:f0c2:73f3 with SMTP id 006d021491bc7-69e102a8521mr1822175eaf.2.1780157542701; Sat, 30 May 2026 09:12:22 -0700 (PDT) Date: Sat, 30 May 2026 09:12:22 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a1b0c66.90e69d94.13836c.0005.GAE@google.com> Subject: =?UTF-8?B?UmU6IFtQQVRDSCBURVNUXSB0aW1la2VlcGluZzogVXNlIGRhdGFfcmFjZSgpIGFuZCBSRQ==?= =?UTF-8?B?QURfT05DRSgpIGluIGt0aW1lX2dldF9yZWFsX3NlY29uZHMoKeKBoA==?= From: syzbot To: dennismoshegov@gmail.com Cc: dennismoshegov@gmail.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" > #syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git This crash does not have a reproducer. I cannot test it. > master > > diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c > index 4fd3c70c1..b2e5a87da 100644 > --- a/kernel/time/timekeeping.c > +++ b/kernel/time/timekeeping.c > @@ -1153,7 +1153,7 @@ time64_t ktime_get_real_seconds(void) > time64_t ktime_get_real_seconds(void) > { > #if BITS_PER_LONG == 64 > - return tk_core.timekeeper.xtime_sec; > + return data_race(READ_ONCE(tk_core.timekeeper.xtime_sec)); > #else > unsigned int seq; > time64_t seconds;