Writing to UBIFS leads to all threads accessing files are stuck in nand_get_device

[sebastian@xxxxxxxxxxxxxxx (Sebastian Lassacher)]

Hi there,

I ran into troubles when writing files on an UBIFS volume.
This happens on three different systems with similar conditions.
Since they where installed on customer sides I'm not sure what caused
the problems in the first place.
My theory is that all three suffered from a power cut.

As reported by the command df there should be enough space:
Filesystem??????????????? Size????? Used Available Use% Mounted on
none???????????????????? 26.5M???????? 0???? 26.5M?? 0% /dev
ubi0:root?????????????? 441.6M??? 101.4M??? 340.2M? 23% /mnt/images

But when I write to to the UBIFS, some processes get stuck, for instance: