[PATCH 0/1] xfs: xfs_inactive fails to cleanup symlinks with attributes
Mark Tinguely
tinguely at sgi.com
Thu Jun 6 14:17:15 CDT 2013
On 06/06/13 11:10, Mark Tinguely wrote:
> Found this bug testing extended attributes.
>
> # make a big symbolic link that is in the inode core and mostly fills it.
> # CRC enabled filesystem will use a 68 byte smaller link in the test.
>
> ln -s 1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/0123456/a a
>
> # the extended attribute will bump the symbolic link to a remote extent
> # I think only one of these attribute is needed, but they are so fun...
> attr -Rs 1234567890ad a< /dev/null
> attr -Rs 1234567890ae a< /dev/null
> attr -Rs 1234567890af a< /dev/null
>
oops. the following steps are also needed - I took them out because I
thought they were unecessary:
# remove the attributes:
attr -Rr 1234567890ad a
attr -Rr 1234567890ae a
attr -Rr 1234567890af a
now we will assert
> # the following remove will assert a debug kernel:
> # XFS: Assertion failed: ip->i_d.di_nextents == 0, file: fs/xfs/xfs_inode.c, line: 2036
>
> rm a
>
>
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