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Re: open-iscsi + iet: msg#00268

Subject: Re: open-iscsi + iet
iscsi3:~# iscsi-ls
*******************************************************************************
SFNet iSCSI Driver Version ...4:0.2(15-Mar-2005)
*******************************************************************************

ietadm version 0.4.9

Seems to be working here. 

I've gotten two oopses in the last week though not related to ietd's
compatibility...

on command abort.

execute_task_management(1161) c8591c 1 f758c800
cmnd_abort(1104) c858f7 1 0 42 20480 0 0
execute_task_management(1161) c8591d 2 ffffffff
BUG
at /home/ahzz/Projects/Production/disk/iscsitarget-0.4.9/kernel/iscsi.c:225 
assert(list_empty(&cmnd->list))
 [<d89568df>] iscsi_cmnd_init_write+0x6f/0x80 [iscsi_trgt]
 [<d8959d72>] recv+0xf2/0x3e0 [iscsi_trgt]
 [<d895999d>] is_data_available+0x3d/0x60 [iscsi_trgt]
 [<d895a927>] process_io+0x27/0xa0 [iscsi_trgt]
 [<d895ac5f>] istd+0x8f/0xf0 [iscsi_trgt]
 [<d895abd0>] istd+0x0/0xf0 [iscsi_trgt]
 [<c012b84a>] kthread+0xaa/0xb0
 [<c012b7a0>] kthread+0x0/0xb0
 [<c01012fd>] kernel_thread_helper+0x5/0x18
------------[ cut here ]------------

and if the disk IO fails (bad sector) I ended up with the following
oops...

hdi: dma_timer_expiry: dma status == 0x21
hdi: DMA timeout error
hdi: dma timeout error: status=0xd0 { Busy }

ide: failed opcode was: unknown
hdi: DMA disabled
PDC202XX: Primary channel reset.
execute_task_management(1161) d8d388 1 6ad3d800
cmnd_abort(1104) d8d36a 1 0 40 0 0 0
execute_task_management(1161) d8d389 2 ffffffff
BUG
at /home/ahzz/Projects/Production/disk/iscsitarget-0.4.9/kernel/iscsi.c:225 
assert(list_empty(&cmnd->list))
 [<d89568df>] iscsi_cmnd_init_write+0x6f/0x80 [iscsi_trgt]
 [<d8959d72>] recv+0xf2/0x3e0 [iscsi_trgt]
 [<d895999d>] is_data_available+0x3d/0x60 [iscsi_trgt]
 [<d895a927>] process_io+0x27/0xa0 [iscsi_trgt]
 [<d895ac5f>] istd+0x8f/0xf0 [iscsi_trgt]
 [<d895abd0>] istd+0x0/0xf0 [iscsi_trgt]
 [<c012b84a>] kthread+0xaa/0xb0
 [<c012b7a0>] kthread+0x0/0xb0
 [<c01012fd>] kernel_thread_helper+0x5/0x18
------------[ cut here ]------------
kernel BUG at <bad filename>:44267!
invalid operand: 0000 [#1]
Modules linked in: iscsi_trgt 3c59x 8139too
CPU:    0
EIP:    0060:[<d89568df>]    Not tainted VLI
EFLAGS: 00010286   (2.6.11-bbr) 
EIP is at iscsi_cmnd_init_write+0x6f/0x80 [iscsi_trgt]
eax: d6ac7ffd   ebx: ccfc3460   ecx: c0420018   edx: 00000000
esi: d6ac7f50   edi: 00000001   ebp: c80c9710   esp: d6ac7f40
ds: 007b   es: 007b   ss: 0068
Process istd2 (pid: 1354, threadinfo=d6ac6000 task=d6a3eae0)
Stack: d8960b31 d8961520 000000e1 d8960b4d d6ac7f50 d6ac7f50 d6a98800
00000000 
       d8959d72 ccfc3460 00000286 d6a3eae0 d6ac7f7c d895999d 00000000
00000000 
       d6a98800 d6ac6000 00000000 d70b8c00 d895a927 d6a98800 d70b8d58
d6ac6000 
Call Trace:
 [<d8959d72>] recv+0xf2/0x3e0 [iscsi_trgt]
 [<d895999d>] is_data_available+0x3d/0x60 [iscsi_trgt]
 [<d895a927>] process_io+0x27/0xa0 [iscsi_trgt]
 [<d895ac5f>] istd+0x8f/0xf0 [iscsi_trgt]
 [<d895abd0>] istd+0x0/0xf0 [iscsi_trgt]
 [<c012b84a>] kthread+0xaa/0xb0
 [<c012b7a0>] kthread+0x0/0xb0
 [<c01012fd>] kernel_thread_helper+0x5/0x18
Code: 04 24 31 0b 96 d8 b9 4d 0b 96 d8 ba e1 00 00 00 89 4c 24 0c b8 20
15 96 d8
 89 54 24 08 89 44 24 04 e8 46 2c 7c e7 e8 f1 d3 7a e7 <0f> 0b eb ac 8d
b6 00 00
 00 00 8d bc 27 00 00 00 00 55 57 56 53 
 ide4: reset timed-out, status=0x80
hdi: status timeout: status=0x80 { Busy }

ide: failed opcode was: unknown
PDC202XX: Primary channel reset.
hdi: drive not ready for command
ide4: reset: success


On Mon, 2005-07-25 at 10:57 -0400, Ming Zhang wrote:
> Hi folks
> 
> Any idea on latest status about the stability issue of IET+open-iscsi?
> 
> thx!
> 
> Ming
> 
> 
> 
> 
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