From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fout3-smtp.messagingengine.com (fout3-smtp.messagingengine.com [103.168.172.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C25C6539C for ; Tue, 19 Mar 2024 00:34:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=103.168.172.146 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710808458; cv=none; b=Tf3mQWQ0mTHUAuLT0oj426Tc7VgHiEvnL5el3I5G+q6TunUivAltCqQyZqw11cbJz4+OZ98+rhtrYKmRIGp+GiV/2yIK4T+xpU4NQfqJ3zrDAJ3Bv+U0FlvvlTRl5P7EL4TmhYMQ/6S4jIrwb4yHHi1edDkD5ejtSmL9CV8NfGI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710808458; c=relaxed/simple; bh=WfB0pTvhAwaZO9EKBiNvtMozgZN710ie/e7j/uSRa8s=; h=MIME-Version:Message-Id:In-Reply-To:References:Date:From:To: Subject:Content-Type; b=S5VPqmqV9TeoShGCpNcJpoL9NxNo+zNNSnPxy1aWvtSJEGHR+tn8Gdd4kRnv4tonq7NChqF3AJkMwUd4TCtIksNbehterXjWXw2pmXGuz3l2kVGt1MVHKvCSGj+FADY1vX4HeF6hsgaxGw0ln+RyHa4xJTqMf9eYs/5W1sgw6g8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=fastmail.com; spf=pass smtp.mailfrom=fastmail.com; dkim=pass (2048-bit key) header.d=fastmail.com header.i=@fastmail.com header.b=Y1StcehO; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b=E1jCiQ8h; arc=none smtp.client-ip=103.168.172.146 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=fastmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fastmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fastmail.com header.i=@fastmail.com header.b="Y1StcehO"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="E1jCiQ8h" Received: from compute6.internal (compute6.nyi.internal [10.202.2.47]) by mailfout.nyi.internal (Postfix) with ESMTP id AF2BA13800C7; Mon, 18 Mar 2024 20:34:15 -0400 (EDT) Received: from imap53 ([10.202.2.103]) by compute6.internal (MEProxy); Mon, 18 Mar 2024 20:34:15 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fastmail.com; h= cc:content-type:content-type:date:date:from:from:in-reply-to :in-reply-to:message-id:mime-version:references:reply-to:subject :subject:to:to; s=fm2; t=1710808455; x=1710894855; bh=gWtDWUAX44 2tmE6bKsQUXsrsi31Ga6ZaV8AeVxauW3c=; b=Y1StcehOaPxmIgvxvx5KeuNfrm JjFUt6QeHdJJsm0KnSK/NUVuKlv1P+SoSAwVVzxvgZkVy/3V+OSqX50hzjZ8oFrf Fibuu9SfCT3N8TEnCuPbaXK4khLKZfSXuwuF4nXDEDu150C0T4C5Y6XTPHZdljAy pDsOBvNvtsq082t9XaprkYJgRG8NCefjB7qEqsavdkmglOV88DAY2U60iMPhuoXG TdJszfT+em4P90CQzZsGNRCZF1MefW/x3yAOYgT1rBSySJs5/ePYo3uzaSUtsr5r HktlyEsYVctFF9uNgtlAk1ln6Vl7NoSAyqTdU9fMrI7Pl5Q66bYCn8TuqcCw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:subject:subject:to :to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; t=1710808455; x=1710894855; bh=gWtDWUAX442tmE6bKsQUXsrsi31G a6ZaV8AeVxauW3c=; b=E1jCiQ8hr8suCY9uO6bQFYufAD9rQGE3xPRUAmeJ5nxi qQfHX5/E7tw8zLEGR+j9MehiwIEa73/RWboexzikl/JI5lOQUOjY7w8acT2ESxFu vFxkfp7wtHNVCnFkO/tzrMu46zS8XALQr1qvjhkyakYBsft2U7uvABo9ekGc8Van FrW7nWutUOfM/UegC51xmpfNz8GgmUMCw1lHia2RO03OqknvOqtkLd7iRJB7Smbu kIN/w6DtYZ6+9um8TIJrUQ3XCoLNRgJ9K62P/zMcewb916VdXnxCUli2qPKqauLz oIA8ppzT0hj1nIKZSH0FLTkKNbb7rjKJXNLwFguXqg== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvledrkeekgddvfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecunecujfgurhepofgfggfkjghffffhvffutgesthdtre dtreertdenucfhrhhomhepkhhinhgurdhmohhonhdukeeivdesfhgrshhtmhgrihhlrdgt ohhmnecuggftrfgrthhtvghrnhephffgheetvdeuueevkeekkeeggfefveejkeevueeive etveehueegleethfetffdvnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehm rghilhhfrhhomhepkhhinhgurdhmohhonhdukeeivdesfhgrshhtmhgrihhlrdgtohhm X-ME-Proxy: Feedback-ID: i35d941ae:Fastmail Received: by mailuser.nyi.internal (Postfix, from userid 501) id 6A08036400AC; Mon, 18 Mar 2024 20:34:15 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.11.0-alpha0-300-gdee1775a43-fm-20240315.001-gdee1775a Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: In-Reply-To: References: <37de8ead-fefa-4fab-a0ed-bbdb2bf15cf4@app.fastmail.com> Date: Mon, 18 Mar 2024 17:33:55 -0700 From: kind.moon1862@fastmail.com To: "Qu Wenruo" , linux-btrfs@vger.kernel.org Subject: Re: Help requested: btrfs can't read superblock Content-Type: text/plain On Mon, Mar 18, 2024, at 17:06, Qu Wenruo wrote: > Use "mount -o rescue=all,ro" instead. Thank you for your suggestion. Should I run it under CentOS 7 (the original OS) or under the newer kernel in the SystemRescue distro?