arla dies in 2.6.14

[Joel Leyh]

Hello. After transfering a few 10's of megs into afs-land, my kernel
kicks arla out. I can reproduce this quite readily, so let me know
what to change and what anyone needs.

Thanks!
Joel



arla-0.41 compiled from source
--prefix=/usr/local --with-readline --without-x



uname -a
Linux fastdog 2.6.14-gentoo-r5 #1 PREEMPT Sun Dec 25 08:40:14 CST 2005
i686 AMD Athlon(TM) XP 3000+ AuthenticAMD GNU/Linux

dmesg shows:

... snip ...
Found sys_call_table at c0473920

....after some time....

Unable to handle kernel NULL pointer dereference at virtual address 00000000
 printing eip:
00000000
*pde = 00000000
Oops: 0000 [#1]
PREEMPT
Modules linked in: nnpfs snd_via82xx snd_ac97_codec snd_ac97_bus
snd_mpu401_uart snd_rawmidi skge
CPU:    0
EIP:    0060:[<00000000>]    Not tainted VLI
EFLAGS: 00010202   (2.6.14-gentoo-r5)
EIP is at _stext+0x3feffde0/0x20
eax: c047ab00   ebx: d2cfd66c   ecx: dfc81e74   edx: c14b766c
esi: d39bcb48   edi: dfc81e00   ebp: 00000000   esp: d2cfd620
ds: 007b   es: 007b   ss: 0068
Process arlad (pid: 8861, threadinfo=d2cfc000 task=dc8f3580)
Stack: e0b7cf32 d39bcb48 000dc2df c015acee 00000000 00000010 e0b80dd6 d2cfd66c
       00300001 000dc2df 006c3f37 00000050 d2cfd66c fffffff2 d2cfdf74 e0b7cffd
       d2cfd66c b68d295c 00000050 00300001 000dc2df 006c3f37 00000000 00000000
Call Trace:
 [<e0b7cf32>] nnpfs_fh_to_dentry+0x102/0x150 [nnpfs]
 [<c015acee>] __dentry_open+0xbe/0x180
 [<e0b7cffd>] fhopen_call+0x7d/0x130 [nnpfs]
 [<e0b7d67d>] sys_afs_int+0x3cd/0x520 [nnpfs]
 [<c01bf857>] journal_mark_dirty+0x137/0x290
 [<c01bb394>] get_cnode+0x24/0x80
 [<c01bf857>] journal_mark_dirty+0x137/0x290
 [<c0244fd0>] memmove+0x50/0x60
 [<c01b29a7>] leaf_copy_items_entirely+0x1e7/0x270
 [<c01b386b>] leaf_insert_into_buf+0x1ab/0x250
 [<c01bb394>] get_cnode+0x24/0x80
 [<c01bf857>] journal_mark_dirty+0x137/0x290
 [<c019b93c>] balance_leaf+0xe2c/0x3080
 [<c01b4a17>] internal_insert_childs+0x1a7/0x1c0
 [<c01b5941>] balance_internal+0x351/0xa90
 [<c01b6125>] pathrelse_and_restore+0x45/0x50
 [<c01ad368>] unfix_nodes+0x138/0x190
 [<c019df23>] do_balance+0xc3/0x110
 [<c015e7ce>] __find_get_block+0x6e/0x100
 [<c01b647d>] is_tree_node+0x6d/0x70
 [<c01b68b0>] search_by_key+0x390/0xd80
 [<c0245014>] _mmx_memcpy+0x34/0x170
 [<c0244f50>] memcpy+0x50/0x60
 [<c0244fd0>] memmove+0x50/0x60
 [<c01b42be>] leaf_delete_items_entirely+0x12e/0x1b0
 [<c03c9837>] __ip_conntrack_find+0x17/0xa0
 [<c03c9c8a>] ip_conntrack_tuple_taken+0x3a/0x50
 [<c03d084b>] ip_nat_used_tuple+0x2b/0x40
 [<c03d0c26>] get_unique_tuple+0xe6/0x100
 [<c03d0cc3>] ip_nat_setup_info+0x83/0x200
 [<c037f00a>] skb_checksum+0x4a/0x260
 [<c037dc4d>] kfree_skbmem+0x5d/0x90
 [<c03e159a>] packet_rcv_spkt+0x18a/0x270
 [<c038f597>] qdisc_restart+0x17/0x1e0
 [<c038316c>] dev_queue_xmit+0x15c/0x260
 [<c0388fe3>] neigh_resolve_output+0xf3/0x1d0
 [<c039aee9>] ip_output+0x109/0x280
 [<c039d3f0>] ip_finish_output2+0x0/0x1b0
 [<c039ce1e>] ip_push_pending_frames+0x2ee/0x490
 [<c039d3c0>] dst_output+0x0/0x30
 [<c03b6f6e>] udp_push_pending_frames+0x15e/0x2a0
 [<c03b7406>] udp_sendmsg+0x316/0x710
 [<c03befca>] inet_sendmsg+0x4a/0x60
 [<c03792b5>] sock_sendmsg+0xe5/0x100
 [<c02458b6>] copy_from_user+0x46/0x90
 [<c01410d0>] prep_new_page+0x50/0x70
 [<c03fa164>] schedule+0x3a4/0x620
 [<c0117eea>] __wake_up_locked+0x2a/0x30
 [<c0117dd0>] default_wake_function+0x0/0x20
 [<c03f9d5f>] __down_failed+0x7/0xc
 [<c016f81a>] poll_freewait+0x3a/0x50
 [<c016fb97>] do_select+0x1b7/0x2d0
 [<c0245852>] copy_to_user+0x42/0x60
 [<e0b76797>] nnpfs_devread+0xf7/0x1b0 [nnpfs]
 [<e0b7d80c>] sys_afs+0x3c/0x70 [nnpfs]
 [<c0103201>] syscall_call+0x7/0xb
Code:  Bad EIP value.