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 652022309AC for ; Wed, 13 Nov 2024 17:22:05 +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=1731518526; cv=none; b=KNXWzcLXWzcOEHrxG/+Vs/OrLClT8kMfiAg/+peaOfCG7E+qyxrUzyuFfpF+J3RUv2g7HuyfvIb12y4DeAV9B0tu2FDyKWT4Eo8kA0NDmyRG6/LB6tpkDl6olAwX4qVtoNVg55CwlZtP8AF0CyhCBZBc1Lq7/ylKqQb4kdRV1yU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731518526; c=relaxed/simple; bh=Z2yvubv1C3jHp6QXvOC/+j9/4t0h3OAD2jGZoHdUtJo=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=lVJhBQdk/oA1FP0sOZig/7oPoV85sgkUCwKyT2+ugvZdhXu0+4k5CDAi3UdIvHmrURKwb6/lxzZfygwZ2gmo+73/rXhR0XTPEfXgjl1Np6OPF938WjVCXu7A7TqEYxIJV9wJ2IQJW78blSW4pfVJMi2jeYzwyN+QoWGjsBXkIVA= 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-83ac354a75fso863234939f.0 for ; Wed, 13 Nov 2024 09:22:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1731518524; x=1732123324; 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=JnOf36aP94RKBx0LKLDwa8vZa06z4Rk+yvwFlv0FEFc=; b=VpVH7FMXtAJQq45GgFvAWhJe+G9snBkUdn3H6PcNwhAFrma+E15nV7dZjnF+uV1OE4 +W5wuUWj+CJuoBPSdgYAlRucGbtsZPar7brSQ+asmRPBLqKH9QQ/BdGvtIhtVoqbTFGT UyIiVU2ZPzxeU372bafwn8yMfiRn5wXnzTzqkwB50y+gVQcF6FIDOzgdtUa6oRpMlK7N qxzIPUr9+vs1RE8gk1WrV21h+i8mWfsQswSVu/N1TPkLQLkdFeEX/YDTfHVV8yxGAmIk R1LQ4d458nEsSylSXhwCDBapy9JInHDOPCT1jfpHOslk/SdHZqnGOAQZZKn4vXeQeDYu AQfA== X-Forwarded-Encrypted: i=1; AJvYcCXK4JA1JdLIuSRmEKDPvTY4d35o9JUZienWer8nxwK2jhV+WBn8soF6B10AhTk1qv6D8nqqVK15iXMG6LI=@vger.kernel.org X-Gm-Message-State: AOJu0Yx5epD8hFYqmNBEcqiLotNH3flBWuLIKwmInO5fLxoOvsBb+6u+ Ru9uQ1GSSM2Mc9OfnxX8YdICK4zhxfgjVdvQz/PS3auSbkKPzJZcmw63QjyO4v6uldfzJkL7f75 VUASxccqybYjP8NRtysPThQiOI24TOwShHhDrwpAl8EDILTYDligDgP4= X-Google-Smtp-Source: AGHT+IEgQtmLGOHg1sQ01VClhxTRs9K7Qj21K5aCs/Tm8TEIqRm/Hmmz09IzpN/8iP4SWCVdpKm4EOH9JWYpabOweVUk1mKlM+KS Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3082:b0:3a7:1de2:1d9f with SMTP id e9e14a558f8ab-3a71de21df7mr2684235ab.13.1731518524539; Wed, 13 Nov 2024 09:22:04 -0800 (PST) Date: Wed, 13 Nov 2024 09:22:04 -0800 In-Reply-To: <0000000000002b1fc7060fca3adf@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6734e03c.050a0220.2a2fcc.0045.GAE@google.com> Subject: Re: [syzbot] [block?] [trace?] INFO: task hung in blk_trace_remove (2) From: syzbot To: akpm@linux-foundation.org, andreyknvl@gmail.com, axboe@kernel.dk, dvyukov@google.com, eadavis@qq.com, elver@google.com, glider@google.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, mathieu.desnoyers@efficios.com, mhiramat@kernel.org, pengfei.xu@intel.com, peterz@infradead.org, rostedt@goodmis.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit ae94b263f5f69c180347e795fbefa051b65aacc3 Author: Dmitry Vyukov Date: Tue Jun 11 07:50:33 2024 +0000 x86: Ignore stack unwinding in KCOV bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=174bc1a7980000 start commit: 7a396820222d Merge tag 'v6.8-rc-part2-smb-client' of git:/.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=4059ab9bf06b6ceb dashboard link: https://syzkaller.appspot.com/bug?extid=2373f6be3e6de4f92562 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14669c6fe80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12d23ae3e80000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: x86: Ignore stack unwinding in KCOV For information about bisection process see: https://goo.gl/tpsmEJ#bisection