Re: [f2fs-dev] Resize metadata corruption

[Chao Yu via Linux-f2fs-devel <linux-f2fs-devel@lists.sourceforge.net>]

On 4/8/25 14:10, uplinkr@airmail.cc wrote:
> Hello,
> 
> I made a typo in the URL earlier. It should be https://arter97.com/.f2fs-20250406/fsck.log . Could you try it, please?

Ah, alright.

Now, I can access it, thank you. Let me check the details in the log.

Thanks,

> 
> Thanks.
> 
> On 2025-04-08 08:43, Chao Yu wrote:
>> On 4/6/25 16:04, uplinkr--- via Linux-f2fs-devel wrote:
>>> Hello everyone,
>>>
>>> I am having trouble with F2FS. Specifically, I believe metadata got corrupted when I resized it. I have a 512 GB drive. My F2FS partition was approximately located on 369-497 GB (128 GB size). Using
>>> GParted, I resized it to 0.5-497 GB. While the partition resizing went through successfully, filesystem resizing initially failed with "Mount unclean image to replay log". I have done that and retried
>>> resizing.
>>>
>>> Afterwards, however, fsck started giving out a lot of errors, at one point it asked if I wished to restore lost data, which I agreed to. Logs specified a lot of my files (which I could tell by
>>> filenames) and mid-way through the process, it segfaulted. Now, when I run fsck, no files are asked to be restored, and it completes successfully. However, when I attempt to mount it, I get an error
>>> saying "Structure needs cleaning".
>>>
>>> Could someone help me restore my metadata (at least, long enough to extract my files)? Thanks.
>>>
>>> dmesg logs:
>>>
>>> [   96.184127] F2FS-fs (nvme0n1p5): Mismatch valid blocks 769 vs. 68
>>> [   96.188050] F2FS-fs (nvme0n1p5): Failed to initialize F2FS segment manager (-117)
>>>
>>> fsck.f2fs --dry-run -d 3 logs: https://arter.com/.f2fs-20250406/fsck.log
>>
>> Hello,
>>
>> Could you please upload fsck.log in bugzilla.kernel.org, or somewhere else?
>> I can not download it from above link address, sorry.
>>
>> Thanks,
>>
>>>
>>>
>>> _______________________________________________
>>> Linux-f2fs-devel mailing list
>>> Linux-f2fs-devel@lists.sourceforge.net
>>> https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel



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