Re: [Jfs-discussion] btstack overrun

[Dave K. <sh...@au...>]

This one's new to me.  I'll look into it.

Shaggy

On Wed, 2004-09-15 at 15:21, Sonny Rao wrote:
> I also got a kernel oops trying to umount the filesystem in question.
> Here's the output from xmon: 
> 
> [c000001e0a7f7220] c0000000000d4ca4 .mpage_writepages+0x220/0xb04 (unreliable)
> [c000001e0a7f74b0] d0000000003365dc .jfs_writepages+0x1c/0x34 [jfs]
> [c000001e0a7f7530] c00000000007db2c .do_writepages+0x58/0x80
> [c000001e0a7f75b0] c000000000077790 .__filemap_fdatawrite_range+0x9c/0xb8
> [c000001e0a7f76b0] c0000000000777f4 .filemap_fdatawrite+0x1c/0x2c
> [c000001e0a7f7730] d00000000034cb78 .dbSync+0x510/0x59c [jfs]
> [c000001e0a7f7890] d00000000034ccf8 .dbUnmount+0xf4/0xf8 [jfs]
> [c000001e0a7f7920] d00000000033aa04 .jfs_umount+0xe8/0x1b0 [jfs]
> [c000001e0a7f79c0] d00000000033511c .jfs_put_super+0x20/0x88 [jfs]
> [c000001e0a7f7a40] c0000000000ae050 .generic_shutdown_super+0x2b0/0x30c
> [c000001e0a7f7ae0] c0000000000ae0d0 .kill_block_super+0x24/0x58
> [c000001e0a7f7b70] c0000000000ae2c4 .deactivate_super+0xc0/0x120
> [c000001e0a7f7c00] c0000000000cd344 .__mntput+0x3c/0x58
> [c000001e0a7f7c90] c0000000000b828c .path_release_on_umount+0x74/0x8c
> [c000001e0a7f7d20] c0000000000ce984 .sys_umount+0xd8/0x5b0
> [c000001e0a7f7e30] c000000000010600 syscall_exit+0x0/0x18
> --- Exception: c01 (System Call) at 000000000ff7c3d0
> SP (ffffe1b0) is in userspace
> 
> 
> Sonny
-- 
David Kleikamp
IBM Linux Technology Center