UBIFS problem on MPC8536DS
Felix Radensky
felix at embedded-sol.com
Thu Oct 15 00:02:57 EST 2009
Hi, Adrian
Adrian Hunter wrote:
> Felix Radensky wrote:
>> Hi,
>>
>> I have a strange problem in linux-2.6.31 running on MPC8536DS board.
>> It is 100% reproducible, by opening a 350MB tar file into ubifs volume
>> on NAND flash, and starting erase of NOR flash partition right after
>> that.
>>
>> If I don't start NOR erase, everything works fine. Also, If I run
>> sync after
>> tar, no problem occurs. The NOR flash is 32MB Spansion, NAND is
>> 4GB Samsung.
>>
>> The error messages are as follows:
>>
>> UBI error: ubi_io_write: error -5 while writing 2048 bytes to PEB
>> 5812:12288, written 0 bytes
>> UBI warning: ubi_eba_write_leb: failed to write data to PEB 5812
>> UBI: recover PEB 5812, move data to PEB 19400
>> UBI error: ubi_io_read: error -74 while reading 512 bytes from PEB
>> 5812:512, read 512 bytes
>> UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB
>> 19400:512, written 0 bytes
>> UBI warning: recover_peb: failed to write to PEB 19400
>> UBI: try again
>> UBI: recover PEB 5812, move data to PEB 19401
>> UBI: run torture test for PEB 19400
>> UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB
>> 19401:512, written 0 bytes
>> UBI warning: recover_peb: failed to write to PEB 19401
>> UBI: try again
>> UBI: recover PEB 5812, move data to PEB 19402
>> UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB
>> 19402:512, written 0 bytes
>> UBI warning: recover_peb: failed to write to PEB 19402
>> UBI: try again
>> UBI: recover PEB 5812, move data to PEB 19403
>> UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB
>> 19403:512, written 0 bytes
>> UBI warning: recover_peb: failed to write to PEB 19403
>> UBI warning: ubi_ro_mode: switch to read-only mode
>> UBIFS error (pid 1149): ubifs_wbuf_write_nolock: cannot write 2522
>> bytes to LEB 389:10240, error -5
>> UBIFS warning (pid 1149): ubifs_ro_mode: switched to read-only mode,
>> error -5
>> UBIFS error (pid 1149): do_writepage: cannot write page 0 of inode
>> 30708, error -5
>> UBIFS error (pid 1149): make_reservation: cannot reserve 858 bytes in
>> jhead 2, error -30
>> UBIFS error (pid 1149): do_writepage: cannot write page 2 of inode
>> 29486, error -30
>> UBIFS error (pid 1149): make_reservation: cannot reserve 721 bytes in
>> jhead 2, error -30
>> UBIFS error (pid 1149): do_writepage: cannot write page 1 of inode
>> 30070, error -30
>> UBI error: ubi_io_write: error -5 while writing 2048 bytes to PEB
>> 5022:88064, written 0 bytes
>> UBI warning: ubi_eba_write_leb: failed to write data to PEB 5022
>> UBI: recover PEB 5022, move data to PEB 19404
>> UBI error: ubi_io_read: error -74 while reading 512 bytes from PEB
>> 5022:512, read 512 bytes
>> UBI error: ubi_io_write: read-only mode
>> UBI warning: recover_peb: failed to write to PEB 19404
>> UBI: try again
>> UBI: recover PEB 5022, move data to PEB 19405
>> UBI error: ubi_io_write: read-only mode
>> UBI warning: recover_peb: failed to write to PEB 19405
>> UBI: try again
>> UBI: recover PEB 5022, move data to PEB 19406
>> UBI error: ubi_io_write: read-only mode
>> UBI warning: recover_peb: failed to write to PEB 19406
>> UBI: try again
>> UBI: recover PEB 5022, move data to PEB 19407
>> UBI error: ubi_io_write: read-only mode
>> UBI warning: recover_peb: failed to write to PEB 19407
>> UBIFS error (pid 1044): ubifs_wbuf_sync_nolock: cannot write 2048
>> bytes to LEB 788:86016
>> UBIFS error (pid 1044): ubifs_bg_wbufs_sync: cannot sync
>> write-buffer, error -30
>> UBIFS warning (pid 1044): ubifs_ro_mode: switched to read-only mode,
>> error -30
>> UBI error: ubi_io_write: error -5 while writing 2048 bytes to PEB
>> 5817:26624, written 0 bytes
>> UBI warning: ubi_eba_write_leb: failed to write data to PEB 5817
>> UBI: recover PEB 5817, move data to PEB 19408
>> UBI error: ubi_io_read: error -74 while reading 512 bytes from PEB
>> 5817:512, read 512 bytes
>> UBI error: ubi_io_write: read-only mode
>> UBI warning: recover_peb: failed to write to PEB 19408
>> UBI: try again
>> UBI: recover PEB 5817, move data to PEB 19409
>> UBI error: ubi_io_write: read-only mode
>> UBI warning: recover_peb: failed to write to PEB 19409
>> UBI: try again
>> UBI: recover PEB 5817, move data to PEB 19410
>> UBI error: ubi_io_write: read-only mode
>> UBI warning: recover_peb: failed to write to PEB 19410
>> UBI: try again
>> UBI: recover PEB 5817, move data to PEB 19411
>> UBI error: ubi_io_write: read-only mode
>> UBI warning: recover_peb: failed to write to PEB 19411
>> UBIFS error (pid 1047): ubifs_wbuf_sync_nolock: cannot write 2048
>> bytes to LEB 385:24576
>> UBIFS error (pid 1047): ubifs_bg_wbufs_sync: cannot sync
>> write-buffer, error -30
>> UBIFS error (pid 1149): make_reservation: cannot reserve 160 bytes in
>> jhead 1, error -30
>> UBIFS error (pid 1149): ubifs_write_inode: can't write inode 30709,
>> error -30
>> UBIFS error (pid 1149): make_reservation: cannot reserve 160 bytes in
>> jhead 1, error -30
>> UBIFS error (pid 1149): ubifs_write_inode: can't write inode 30710,
>> error -30
>> UBIFS error (pid 1149): make_reservation: cannot reserve 160 bytes in
>> jhead 1, error -30
>> UBIFS error (pid 1149): ubifs_write_inode: can't write inode 30698,
>> error -30
>> UBIFS error (pid 1149): make_reservation: cannot reserve 160 bytes in
>> jhead 1, error -30
>> UBIFS error (pid 1149): ubifs_write_inode: can't write inode 30711,
>> error -30
>>
>> I'd appreciate any hints on what can cause this. Is it a hardware
>> problem, mtd layer problem
>> or UBI problem ?
>
> It sounds like you are saying one MTD partition somehow affects another.
> You should check the MTD partitions are set up correctly. Are you using
> tools that make assumptions about which mtd partition is which?
>
> How do you erase the NOR flash? Is the device node (/dev/mtd...)
> correct?
>
>
I use flash_eraseall /dev/mtd4 to erase NOR. The version of mtd-utils is
from
latest mtd-utils git tree. The device nodes for NOR (mtd4) and NAND (mtd7)
are correct:
crwxr-xr-x 1 root root 90, 8 2005-08-07 13:11 mtd4
crw-r--r-- 1 root root 90, 14 2008-07-16 18:51 mtd7
Felix.
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