Slab corruption with ext3-handle-cache.patch

Martin Schlemmer (azarah@gentoo.org)
06 Apr 2003 00:13:10 +0200


This is a MIME-formatted message. If you see this text it means that your
E-mail software does not support MIME-formatted messages.

--=_courier-23115-1049581252-0001-2
Content-Type: text/plain
Content-Transfer-Encoding: quoted-printable

Hi

I tried this patch a few days again, but not in the mm patch set. So
when I got problems with slab corruption, I figured it was maybe a
patch I missed, and dropped it.

Now with 2.5.66-bk10+, it is merged, and I get it again.

----------------------------------------------------------
Slab corruption: start=3Dcfaeecc4, expend=3Dcfaeee77, problemat=3Dcfaeed28
Last user: [<c01890de>](ext3_destroy_inode+0x1b/0x1f)
Data:
***************************************************************************=
*************************3C 26 99 DF **************************************=
***************************************************************************=
***************************************************************************=
***************************************************************************=
********************************************************************A5=20
Next: 71 F0 2C .DE 90 18 C0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00=20
slab error in check_poison_obj(): cache `ext3_inode_cache': object was
modified after freeing
Call Trace:
[<c0137894>] check_poison_obj+0x14f/0x18f
[<c0138c8b>] kmem_cache_alloc+0x11c/0x141
[<c01890aa>] ext3_alloc_inode+0x18/0x31
[<c01890aa>] ext3_alloc_inode+0x18/0x31
[<c0162c0c>] alloc_inode+0x1c/0x13d
[<c0163510>] new_inode+0x13/0x7d
[<c017fcf2>] ext3_new_inode+0x41/0x7c7
[<c0138c8b>] kmem_cache_alloc+0x11c/0x141
[<c018de05>] start_this_handle+0x94/0x1b9
[<c018df46>] new_handle+0x1c/0x50
[<c018e025>] journal_start+0xab/0xd2
[<c0187fb4>] ext3_symlink+0xd6/0x2bd
[<c015a4c7>] vfs_symlink+0x5c/0xa3
[<c015a5f0>] sys_symlink+0xe2/0xf2
[<c010a8fd>] sysenter_past_esp+0x52/0x71

-----------------------------------------------------------

If you need more info, just ask.

Regards,

--=20

Martin Schlemmer

--=_courier-23115-1049581252-0001-2
Content-Type: application/pgp-signature; name="signature.asc"
Content-Transfer-Encoding: 7bit
Content-Description: This is a digitally signed message part

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.1 (GNU/Linux)

iD8DBQA+j1TzqburzKaJYLYRAoEFAJ9ESIWnlyiZm7XdnQRId5X5ZvmmRQCeICwV
JPLbpZyRMypz5/SJHRmJJOM=
=nmsd
-----END PGP SIGNATURE-----

--=_courier-23115-1049581252-0001-2--