Re: erofs pointer corruption and kernel crash

From: Arseniy Krasnov

Date: Fri Apr 10 2026 - 06:03:40 EST




10.04.2026 13:01, Gao Xiang пишет:
>
>
> On 2026/4/10 17:59, Arseniy Krasnov wrote:
>>
>>
>> 10.04.2026 12:20, Gao Xiang wrote:
>>>
>>>
>>> On 2026/4/10 16:55, Arseniy Krasnov wrote:
>>>>
>>>>
>>>
>>> ...
>>>
>>>>>>
>>>>>> BR2_TARGET_ROOTFS_EROFS=y
>>>>>> BR2_TARGET_ROOTFS_EROFS_CUSTOM_COMPRESSION=y
>>>>>> BR2_TARGET_ROOTFS_EROFS_COMPRESSION_ALGORITHMS="zstd,22 --max-extent-bytes 65536 -E48bit"
>>>
>>> btw, may I ask what's the erofs-utils version?
>>> erofs-utils 1.9?
>>
>> We have 1.8.5 erofs-utils
>
> 1.8.5 shouldn't have `-E48bit` support, that is my question.

You mean to try to reproduce with 1.9 utils ?

>
> Thanks,
> Gao Xiang