#11960: kmod-fs-ext4 errors leaves root(/)-directory in ready-only mode
------------------------+-----------------------------------
  Reporter:  anonymous  |      Owner:  developers
      Type:  defect     |     Status:  reopened
  Priority:  normal     |  Milestone:  Barrier Breaker 14.07
 Component:  kernel     |    Version:  Trunk
Resolution:             |   Keywords:
------------------------+-----------------------------------

Comment (by Barrack Hussien Bombama):

 looks like not enough power was supplied for a moment.. same crap with CC
 15.05, even using usb3 port with normal 5V 2.5" hdd, there should be
 solution just to remount root automatically in such cases.. cheers!

 [22301.645296] EXT4-fs error (device sda3): ext4_read_inode_bitmap:185:
 comm nmbd: Cannot read inode bitmap - block_group = 67, inode_bitmap =
 2195457
 [22306.988552] EXT4-fs error: 78 callbacks suppressed
 [22306.993384] EXT4-fs error (device sda3): __ext4_get_inode_loc:3818:
 inode #476228: block 1900556: comm named: unable to read itable block
 [22307.005787] EXT4-fs error (device sda3) in
 ext4_reserve_inode_write:4784: IO failure
 [22307.033990] EXT4-fs error (device sda3): ext4_wait_block_bitmap:494:
 comm named: Cannot read block bitmap - block_group = 61, block_bitmap =
 1998848
 [22307.047415] EXT4-fs error (device sda3): __ext4_get_inode_loc:3818:
 inode #476228: block 1900556: comm named: unable to read itable block
 [22307.059822] EXT4-fs error (device sda3) in
 ext4_reserve_inode_write:4784: IO failure
 [22312.255207] EXT4-fs error: 126 callbacks suppressed
 [22312.260111] EXT4-fs error (device sda3): ext4_read_inode_bitmap:185:
 comm nmbd: Cannot read inode bitmap - block_group = 58, inode_bitmap =
 1900545
 [22312.273398] EXT4-fs error (device sda3): ext4_read_inode_bitmap:185:
 comm nmbd: Cannot read inode bitmap - block_group = 59, inode_bitmap =
 1933313

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Ticket URL: <https://dev.openwrt.org/ticket/11960#comment:8>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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