From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 F29162629D for ; Wed, 17 Sep 2025 06:48:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758091716; cv=none; b=icr4fKODgAyP4RinN0ATd3lmsia3QMoHYHA/lgsNuvGT972fsQt9+UOruF8nN4bvMCVqjgjxUYXz5/G0XzI/fbgZAC/ytl2hpM2VxezAXnz2tZgAeBHgchr2FZfKGFu6b+qn1QBzwh3RG8hNmh8GU1IXePpXenoFZ4MGuzECA+w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758091716; c=relaxed/simple; bh=iTstyyfCiGsfuRaBINTgbE7P5G52Z1XmAqxvblvR3BU=; h=Message-ID:Date:MIME-Version:Cc:Subject:To:References:From: In-Reply-To:Content-Type; b=AB8/OF+knM9EYi3AoNL00avUok4tk1Ixw/GHHYl4AyVMo7WpjJcQu7U1Lm4ekKK8G8sUcl2XmSUFsoTwSH1WdETlD1YPvgpMxRxd/6/A5if9aNb55CbYNKHEmRREMmErCPZ4fStaRs26+FVqAPRcZIy7179W4vdHWbfwiazHknE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KXd15Vly; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KXd15Vly" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C5379C4CEF0; Wed, 17 Sep 2025 06:48:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758091715; bh=iTstyyfCiGsfuRaBINTgbE7P5G52Z1XmAqxvblvR3BU=; h=Date:Cc:Subject:To:References:From:In-Reply-To:From; b=KXd15VlymOXUj2cCehgceb0CPdWS4+egvZbP2DPqny28s31RuHIgsaqHiyfgQesCJ iql1xsPQl43bPLva3+LqwgQRhW9IGayHxuUx/zEtjxRnRrwme/slbwdDIBQDcW4vbZ HSNWHFnjClIwnVMUMtXLzDens3ADMI935BzyzdOk6EHHn+EaEflmqJDhsFozHKFQqO Zp1v7oUefdF4xagDw1iYd4c/he2rMChRlcpoFM0jWx5zylGt3xh1fnhEsooxh8dZQZ ljf669u09s2MyWeRZu71WIyuSTjxSFHDkWX4qP2Qw7Kpmutni0hTpk7enH9TI8Dzxk 9oNcVaBDlSrbQ== Message-ID: Date: Wed, 17 Sep 2025 14:48:31 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: chao@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, bintian.wang@honor.com, feng.han@honor.com Subject: Re: [f2fs-dev] [PATCH v3 2/2] f2fs: fix infinite loop in __insert_extent_tree() To: wangzijie , jaegeuk@kernel.org References: <20250917023622.516052-1-wangzijie1@honor.com> <20250917023622.516052-2-wangzijie1@honor.com> Content-Language: en-US From: Chao Yu In-Reply-To: <20250917023622.516052-2-wangzijie1@honor.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/17/25 10:36, wangzijie wrote: > When we get wrong extent info data, and look up extent_node in rb tree, > it will cause infinite loop (CONFIG_F2FS_CHECK_FS=n). Avoiding this by > return NULL and print some kernel messages in that case. > > Signed-off-by: wangzijie Reviewed-by: Chao Yu Thanks,