linux-kernel - [BUG] next-20080219 - ide oops while bootup at ide_device_add

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Date:	Wed, 20 Feb 2008 09:17:34 +0530
From:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
To:	kernel list <linux-kernel@...r.kernel.org>
CC:	linux-ide@...r.kernel.org, bzolnier@...il.com,
	sfr@...b.auug.org.au, Andy Whitcroft <apw@...dowen.org>
Subject: [BUG] next-20080219 -  ide oops while bootup at ide_device_add_all
 ()

Hi, 

The next-20080219 kernel oops while booting up on x86_64 box. This bug
was fixed in the 2.6.24-git(s) with the patch posted at
http://lkml.org/lkml/2008/2/11/350 

ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
BUG: unable to handle kernel paging request at ffffffff80a37b8d
IP: [<ffffffff8039470a>] ide_device_add_all+0x1a5/0x517
PGD 203067 PUD 207063 PMD 0 
Oops: 0000 [1] SMP 
last sysfs file: 
CPU 1 
Modules linked in:
Pid: 1, comm: swapper Not tainted 2.6.25-rc2-autotest-next-20080219 #1
RIP: 0010:[<ffffffff8039470a>]  [<ffffffff8039470a>] ide_device_add_all+0x1a5/0x517
RSP: 0000:ffff8101e7125db0  EFLAGS: 00010206
RAX: 00000000000a8000 RBX: 0000000000000009 RCX: 0000000000000009
RDX: ffff8101e7125e60 RSI: 0000000000000000 RDI: ffff8101e7125e60
RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8101e68de870
R10: 0000000000000177 R11: 0000000000000174 R12: ffffffff80990080
R13: 0000000000000000 R14: 000000000000000a R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8101e710d740(0000) knlGS:0000000000000000
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: ffffffff80a37b8d CR3: 0000000000201000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process swapper (pid: 1, threadinfo ffff8101e7124000, task ffff8101e7123200)
Stack:  ffff8101e7125e60 0000000000000009 00000000000001f0 ffffffff80990080
 0000000000000001 000000000000000a 0000000000000000 ffffffff8088d725
 0000000000000170 0000000000000171 0000000000000172 0000000000000173
Call Trace:
 [<ffffffff8088d725>] ide_generic_init+0x169/0x1d8
 [<ffffffff808706f7>] kernel_init+0x17d/0x2e9
 [<ffffffff8020cc78>] child_rip+0xa/0x12
 [<ffffffff8087057a>] kernel_init+0x0/0x2e9
 [<ffffffff8020cc6e>] child_rip+0x0/0x12


Code: 49 ff c5 49 83 fe 0a 0f 85 97 fe ff ff 45 31 ed 48 8b 14 24 41 8a 44 15 00 3c ff 0f 84 4d 01 00 00 0f b6 c0 48 69 c0 00 0c 00 00 <80> b8 8d fb 98 80 0d 48 8d 98 80 f4 98 80 75 15 48 8b 80 88 f4 
RIP  [<ffffffff8039470a>] ide_device_add_all+0x1a5/0x517
 RSP <ffff8101e7125db0>
CR2: ffffffff80a37b8d
---[ end trace 31f82065a26d65bf ]---
Kernel panic - not syncing: Attempted to kill init!
-- 
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.
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