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From: Al Boldi <a1426z@gawab.com>
To: "Ed L. Cashin" <ecashin@coraid.com>
Subject: Re: [PATCH 2.6.15-git9a] aoe [1/1]: do not stop retransmit timer when device goes down
Date: Thu, 26 Jan 2006 01:04:37 +0300
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Ed L. Cashin wrote:
> This patch is a bugfix that follows and depends on the
> eight aoe driver patches sent January 19th.

Will they also fix this?
Or is this an md bug?
It only happens with aoe.
Also, why is aoe slower than nbd?

md: bind<etherd/e0.0>
------------[ cut here ]------------
kernel BUG at fs/sysfs/symlink.c:87!
invalid operand: 0000 [#1]
CPU:    0
EIP:    0060:[<c0188166>]    Not tainted VLI
EFLAGS: 00210246   (2.6.15) 
EIP is at sysfs_create_link+0x56/0x60
eax: c66de390   ebx: 00000000   ecx: c03db91f   edx: c7ee0040
esi: c211bdf8   edi: c7ca0400   ebp: c66de360   esp: c211bdb4
ds: 007b   es: 007b   ss: 0068
Process mkraid (pid: 701, threadinfo=c211b000 task=c2300600)
Stack: c7ca0424 c66de390 c211bdf8 c66de390 c02e5997 c66de390 c6b1b5ec 
c03db91f 
       00200296 c0207d56 c66de3a8 c66de360 c02e650f c66de390 09800000 
5c4725a7 
       98831dc4 65687465 652f6472 00302e30 3feed8a3 891a1652 7f3dc64e 
ab9a9a72 
Call Trace:
 [<c02e5997>] bind_rdev_to_array+0x157/0x1a0
 [<c0207d56>] kobject_init+0x16/0x50
 [<c02e650f>] md_import_device+0xbf/0x1c0
 [<c02e80ad>] add_new_disk+0x22d/0x390
 [<c024403f>] get_random_bytes+0x2f/0x40
 [<c020be9e>] copy_from_user+0x4e/0x90
 [<c02e8ef8>] md_ioctl+0x2e8/0x710
 [<c01fdb46>] blkdev_driver_ioctl+0x56/0x70
 [<c01fdbf3>] blkdev_ioctl+0x93/0x1a0
 [<c015a83b>] block_ioctl+0x2b/0x30
 [<c01641ce>] do_ioctl+0x6e/0x80
 [<c016435a>] vfs_ioctl+0x6a/0x1e0
 [<c0164515>] sys_ioctl+0x45/0x70
 [<c0103009>] syscall_call+0x7/0xb
Code: 4c 24 04 8b 44 24 18 89 1c 24 89 44 24 08 e8 f2 fe ff ff 8b 53 08 89 c1 
ff 42 70 0f 8e 0b 02 00 00 8b 5c 24 0c 89 c8 83 c4 10 c3 <0f> 0b 57 00 5e a6 
3d c0 eb be 8b 44 24 04 8b 40 30 89 44 24 04 
 

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