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[2403:580d:fda1::299]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-719090037fbsm5169562b3a.94.2024.09.12.14.42.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 12 Sep 2024 14:43:00 -0700 (PDT) Message-ID: <1ee66f34-b855-4a96-bf75-a3d14b9ce392@suse.com> Date: Fri, 13 Sep 2024 07:12:56 +0930 Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Critical error from Tree-checker To: Archange , Qu Wenruo , linux-btrfs@vger.kernel.org References: <9541deea-9056-406e-be16-a996b549614d@archlinux.org> <244f1d2b-f412-4860-af34-65f630e7f231@gmx.com> <3fa8f466-7da9-4333-9af7-36dabc2a2047@gmx.com> <4803f696-2dc5-4987-a353-fce1272e93e7@archlinux.org> <914ea24d-aa0d-4f01-8c5e-96cf5544f931@gmx.com> <2cec94bd-fc5e-4e9c-acc9-fb8d58ca3ee1@archlinux.org> <57614727-8097-4b43-93f5-d08a078cbde9@gmx.com> <66e28d81-7162-4ab4-b321-088ee733678e@archlinux.org> <523adab7-9a88-4c27-93bf-a85fd87162d8@gmx.com> <3bfdf0ee-9efa-44b8-b9fd-cabcf90875ec@archlinux.org> <650f2de0-c5e5-4e3c-aa0e-ff79d931a263@gmx.com> Content-Language: en-US From: Qu Wenruo Autocrypt: addr=wqu@suse.com; keydata= xsBNBFnVga8BCACyhFP3ExcTIuB73jDIBA/vSoYcTyysFQzPvez64TUSCv1SgXEByR7fju3o 8RfaWuHCnkkea5luuTZMqfgTXrun2dqNVYDNOV6RIVrc4YuG20yhC1epnV55fJCThqij0MRL 1NxPKXIlEdHvN0Kov3CtWA+R1iNN0RCeVun7rmOrrjBK573aWC5sgP7YsBOLK79H3tmUtz6b 9Imuj0ZyEsa76Xg9PX9Hn2myKj1hfWGS+5og9Va4hrwQC8ipjXik6NKR5GDV+hOZkktU81G5 gkQtGB9jOAYRs86QG/b7PtIlbd3+pppT0gaS+wvwMs8cuNG+Pu6KO1oC4jgdseFLu7NpABEB AAHNGFF1IFdlbnJ1byA8d3F1QHN1c2UuY29tPsLAlAQTAQgAPgIbAwULCQgHAgYVCAkKCwIE FgIDAQIeAQIXgBYhBC3fcuWlpVuonapC4cI9kfOhJf6oBQJjTSJVBQkNOgemAAoJEMI9kfOh Jf6oapEH/3r/xcalNXMvyRODoprkDraOPbCnULLPNwwp4wLP0/nKXvAlhvRbDpyx1+Ht/3gW p+Klw+S9zBQemxu+6v5nX8zny8l7Q6nAM5InkLaD7U5OLRgJ0O1MNr/UTODIEVx3uzD2X6MR ECMigQxu9c3XKSELXVjTJYgRrEo8o2qb7xoInk4mlleji2rRrqBh1rS0pEexImWphJi+Xgp3 dxRGHsNGEbJ5+9yK9Nc5r67EYG4bwm+06yVT8aQS58ZI22C/UeJpPwcsYrdABcisd7dddj4Q RhWiO4Iy5MTGUD7PdfIkQ40iRcQzVEL1BeidP8v8C4LVGmk4vD1wF6xTjQRKfXHOwE0EWdWB rwEIAKpT62HgSzL9zwGe+WIUCMB+nOEjXAfvoUPUwk+YCEDcOdfkkM5FyBoJs8TCEuPXGXBO Cl5P5B8OYYnkHkGWutAVlUTV8KESOIm/KJIA7jJA+Ss9VhMjtePfgWexw+P8itFRSRrrwyUf E+0WcAevblUi45LjWWZgpg3A80tHP0iToOZ5MbdYk7YFBE29cDSleskfV80ZKxFv6koQocq0 vXzTfHvXNDELAuH7Ms/WJcdUzmPyBf3Oq6mKBBH8J6XZc9LjjNZwNbyvsHSrV5bgmu/THX2n g/3be+iqf6OggCiy3I1NSMJ5KtR0q2H2Nx2Vqb1fYPOID8McMV9Ll6rh8S8AEQEAAcLAfAQY AQgAJgIbDBYhBC3fcuWlpVuonapC4cI9kfOhJf6oBQJjTSJuBQkNOge/AAoJEMI9kfOhJf6o rq8H/3LJmWxL6KO2y/BgOMYDZaFWE3TtdrlIEG8YIDJzIYbNIyQ4lw61RR+0P4APKstsu5VJ 9E3WR7vfxSiOmHCRIWPi32xwbkD5TwaA5m2uVg6xjb5wbdHm+OhdSBcw/fsg19aHQpsmh1/Q bjzGi56yfTxxt9R2WmFIxe6MIDzLlNw3JG42/ark2LOXywqFRnOHgFqxygoMKEG7OcGy5wJM AavA+Abj+6XoedYTwOKkwq+RX2hvXElLZbhYlE+npB1WsFYn1wJ22lHoZsuJCLba5lehI+// ShSsZT5Tlfgi92e9P7y+I/OzMvnBezAll+p/Ly2YczznKM5tV0gboCWeusM= In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit 在 2024/9/12 21:43, Archange 写道: > Le 12/09/2024 à 14:23, Qu Wenruo a écrit : >> 在 2024/9/12 19:34, Archange 写道: >>> Le 12/09/2024 à 14:01, Qu Wenruo a écrit : >>>> 在 2024/9/12 19:27, Archange 写道: >>>>> […] >>>>> >>>>> [3/7] checking free space tree >>>>> there is no free space entry for 0-65536 >>>>> cache appears valid but isn't 0 >>>> >>>> Then it's totally fine. >>>> >>>> For the 0-65536 problem, mind to provide the following dump? >>>> >>>> # btrfs ins dump-tree -t fst >>>> >>>> I'm afraid since the fs is somewhat old, there may be some corner case >>>> btrfs-check is not handling properly. >>> >>> ERROR: unexpected tree id suffix of 'fst': t >> >> My bad, it should be "btrfs ins dump-tree -t free-space ". > > The output is too big for an email, so uploaded here: > > https://paste.xinu.at/XtR8/ > >> And if possible, also "btrfs ins dump-tree -t extent " just in >> case. > > Same thing (even bigger), also output on the terminal and while > redirecting to a file was quite different (but maybe that’s more because > something changed between the two calls), so here are: > > – the cli run : https://paste.xinu.at/9vs/ > > – the file run: https://paste.xinu.at/XpzhbZ/ Thanks a lot. This indeed shows a very old filesystem, and for a long long time, we no longer create any block group at logical bytenr 0, thus it shows an corner case that older fs layout doesn't exclude the first 1MiB. And it's indeed a false alert. In that case, as long as you still have unallocated space, you can just relocate the system chunks: # btrfs balacne start -s Which should move the system chunks to new locations and will not utilize the first 1MiB reserved space. Thanks, Qu > > Regards, > Archange >