Re: 2.6.23-rc8-mm2: BUG near reiserfs_xattr_set

On Thu, 27 Sep 2007 21:18:55 +0200
Laurent Riffard <laurent.riffard@xxxxxxx> wrote:

Le 27.09.2007 11:22, Andrew Morton a écrit :
ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.23-rc8/2.6.23-rc8-mm2/

I've got this BUG a few seconds after I logged in into Gnome desktop :

[partially hand copied BUG]
BUG: unable to handle kernel NULL pointer dereference at virtual address 00000000
printing eip: c016f55e *pde=0b8a5067 *pte=00000000
Oops: 0002 [#1] PREEMPT
...
Process beagled...
...
Call Trace:
__fput+0x124/0x1a9
fput+0x31/0x35
reiserfs_xattr_set+0x291/0x2b0 [reiserfs]
user_set+0x4c/0x57 [reiserfs]
reiserfs_setxattr+0x81/0xf1 [reiserfs]
vfs_setxattr+0x7d/0xfa
setxattr+0xb9/0xd1
sys_lsetxattr+0x4c/0x85
sysenter_past_esp+0x57/0x85

EIP: mnt_drop_write+0x5b/0x9d


Hi, Dave!

It's fully reproducible.

/home is mounted with the following options:
/dev/mapper/vglinux1-lvhome on /home type reiserfs (rw,noatime,nodiratime,user_xattr)

This BUG happened with rc8-mm1 too.
rc6-mm1 works fine.
I didn't try rc7-mm1.

.config attached.
~~
laurent

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