UBIFS assert when rebooting a read only ubifs when it's been remounted r/w

[Richard Weinberger]

Am 24.05.2016 um 12:37 schrieb Martin Townsend:
> Here's a link to the image
> https://file.io/0s7OA9

404 :-(

> I've just tried on another board and can still get the same assert so
> it's not just a one off. I also saw this warning whilst formatting
> this board.  I tried reflashing again until I did not get the warning
> below but still saw the assert so I don't think they are related.
> ubiformat: mtd12 (nand), size 533725184 bytes (509.0 MiB), 4072
> eraseblocks of 131072 bytes (128.0 KiB), min. I/O size 2048 bytes
> libscan: scanning eraseblock 4071 -- 100 % complete
> ubiformat: 4070 eraseblocks are supposedly empty
> ubiformat: 2 bad eraseblocks found, numbers: 1324, 1640
> ubiformat: flashing eraseblock 191 -- 17 % complete  [   51.525672]
> ------------[ cut here ]------------
> [   80.185567] WARNING: CPU: 0 PID: 896 at
> /home/poweroasis/bia/build/am43-controller-aquila/tmp/work-shared/am43-controller-aquila/kernel-source/drivers/mtd/nand/nand_base.c:928
> nand_wait+0x150/0x174()

Not good. Please verify.
See the comment above that WARN_ON().

Thanks,
//richard