[syslinux] ext4, boot error after writing irrelevant files on same partition

[Denys Fedoryshchenko]

This particular one - 3GB.
Usually it is small. I faced this issue mostly on USB flash devices, 
sizing from 4GB to 16GB, but reproduced(not very reliably) now in qemu 
as well, on 3GB partition.



On 2015-05-20 10:49, Jur van der Burg wrote:
> How big is the ext4 partition? I've seen issues like this with a 1Tb 
> partition.
> Using a smaller partition (< 20Gb) I've never seen this problem.
> 
> Jur.
> 
> On 20-5-2015 9:16, Denys Fedoryshchenko via Syslinux wrote:
>> Hi!
>> 
>> I faced very strange problem, after i install extlinux, on ext4 
>> partition and i wrote some files (they doesn't touch syslinux files), 
>> system refuse to boot and gives "Boot error".
>> I checked ldlinux.sys, file is fine, checksum is intact and etc.
>> Running extlinux -i /mountpoint sure fixes the problem.
>> 
>> What are the steps to troubleshoot the problem?
>> 
>> Thanks
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