Re: [BUG] unable to mount zoned volume after force shutdown

[Johannes Thumshirn <Johannes.Thumshirn@wdc.com>]

On 09.06.24 04:24, HAN Yuwei wrote:
> I can't mount volume on multiple zoned device which data profile is 
> single & metadata profile is raid1.
> It experienced multiple forced shutdown due to kernel 6.10 can't 
> properly shutdown on loongarch.
> 
> # dmesg
> 
> [ 1963.698793] BTRFS info (device sdb): first mount of filesystem 
> b5b2d7d9-9f27-4907-a558-77e8e86df933
> [ 1963.707801] BTRFS info (device sdb): using crc32c (crc32c-generic) 
> checksum algorithm
> [ 1963.715597] BTRFS info (device sdb): using free-space-tree
> [ 1965.492066] BTRFS info (device sdb): host-managed zoned block device 
> /dev/sdb, 52156 zones of 268435456 bytes
> [ 1966.953590] BTRFS info (device sdb): host-managed zoned block device 
> /dev/sdc, 52156 zones of 268435456 bytes
> [ 1967.346758] BTRFS info (device sdb): zoned mode enabled with zone 
> size 268435456
> [ 2026.287356] BTRFS error (device sdb): zoned: write pointer offset 
> mismatch of zones in raid1 profile
> [ 2026.296445] BTRFS error (device sdb): zoned: failed to load zone info 
> of bg 5399847632896
> [ 2026.304576] BTRFS error (device sdb): failed to read block groups: -5
> [ 2026.352547] BTRFS error (device sdb): open_ctree failed
> 

Can you check the write pointers for the zones mapping to this block group?

that should be
blkzone report -c 1 -o 0x274A00000 /dev/sdb
and for the other device as well

Thanks,
	Johannes