Message-ID: <20080627142637.GB13664@redhat.com>
Date:	Fri, 27 Jun 2008 09:26:37 -0500
From:	David Teigland <teigland@...hat.com>
To:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [BUG]  linux-next: Tree for March 25 kernel oops, when loading mpt fusion driver - regression

On Wed, Mar 26, 2008 at 12:14:00PM +0530, Kamalesh Babulal wrote:
> Hi Stephen,
> 
> Kernel bug is hit while booting up the next-20080325 kernel with MPT
> Fusion driver built in.This was reported previously for the
> next-20080320 kernel
> http://marc.info/?l=linux-next&m=120601013920868&w=2

Hi, did you ever get this fixed?  I have the same problem every time I
try to boot any 2.6.26-rc kernel.
http://marc.info/?l=linux-scsi&m=121061780821823&w=4


Loading scsi_transport_spi.ko module
Loading mptscsih.ko module
Loading mptspi.ko module
Fusion MPT SPI Host driver 3.04.06
ACPI: PCI Interrupt 0000:86:01.0[A] -> GSI 32 (level, low) -> IRQ 32
mptbase: ioc0: Initiating bringup
ioc0: LSI53C1030 B2: Capabilities={Initiator,Target}
mptbase: ioc0: PCI-MSI enabled
mptbase: ioc0: Initiating recovery
BUG: unable to handle kernel NULL pointer dereference at 0000000000000948
IP: [<ffffffffa00e5e28>] :mptspi:mptspi_dv_renegotiate_work+0x13/0xc3
PGD 7e981067 PUD 7e982067 PMD 0
Oops: 0000 [1] SMP
CPU 1
Modules linked in: mptspi(+) mptscsih scsi_transport_spi mptbase sd_mod
scsi_mod
 ext3 jbd ehci_hcd ohci_hcd uhci_hcd
Pid: 16, comm: events/1 Not tainted 2.6.26-rc8 #2
RIP: 0010:[<ffffffffa00e5e28>]  [<ffffffffa00e5e28>]
:mptspi:mptspi_dv_renegotia
te_work+0x13/0xc3
RSP: 0000:ffff81007f479e50  EFLAGS: 00010286
RAX: ffffffff802429f7 RBX: ffff81007f479e90 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff81007f424138
RBP: ffff81007f479e80 R08: 0000000000000002 R09: 0000000000000000
R10: ffffffff802429f7 R11: ffff81007ffddde0 R12: ffff81007ffbcd90
R13: 0000000000000948 R14: ffffffffa00e5e15 R15: 0000000000000000
FS:  0000000000680850(0000) GS:ffff81007ff5fbe8(0000)
knlGS:0000000000000000
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000000000000948 CR3: 000000007e979000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process events/1 (pid: 16, threadinfo ffff81007f478000, task
ffff81007f476480)
Stack:  ffffffffa00e5e15 0000000000000000 ffff81007f479e90
ffff81007ffbcd90
 ffff81007f424138 ffffffffa00e5e15 ffff81007f479ed0 ffffffff80242a46
 5a5a5a5a5a5a5a5a 5a5a5a5a5a5a5a5a 5a5a5a5a5a5a5a5a 5a5a5a5a5a5a5a5a
Call Trace:
 [<ffffffffa00e5e15>] ? :mptspi:mptspi_dv_renegotiate_work+0x0/0xc3
 [<ffffffffa00e5e15>] ? :mptspi:mptspi_dv_renegotiate_work+0x0/0xc3
 [<ffffffff80242a46>] run_workqueue+0xee/0x1f6
 [<ffffffff802435d3>] worker_thread+0xdb/0xe8
 [<ffffffff80246254>] ? autoremove_wake_function+0x0/0x38
 [<ffffffff802434f8>] ? worker_thread+0x0/0xe8
 [<ffffffff80246131>] kthread+0x49/0x78
 [<ffffffff8020cd98>] child_rip+0xa/0x12
 [<ffffffff80245fac>] ? kthreadd+0x1a6/0x1cb
 [<ffffffff802460e8>] ? kthread+0x0/0x78
 [<ffffffff8020cd8e>] ? child_rip+0x0/0x12


Code: 8b bc 24 f8 00 00 00 e8 83 f7 ff ff 5a 5b 41 5c 41 5d 41 5e 41 5f c9
c3 55
 48 89 e5 41 56 41 55 41 54 53 48 83 ec 10 4c 8b 6f 40 <4d> 8b 75 00 e8 6a
9e 1a
 e0 66 41 83 bd fa 02 00 00 00 49 8b be
RIP  [<ffffffffa00e5e28>] :mptspi:mptspi_dv_renegotiate_work+0x13/0xc3
 RSP <ffff81007f479e50>
CR2: 0000000000000948
---[ end trace 9714d7078ea4157a ]---


> Loading mptscsih.ko module
> Loading mptspi.ko module
> [    6.591066] Fusion MPT SPI Host driver 3.04.06
> [    6.592181] ACPI: PCI Interrupt 0000:01:01.0[A] -> GSI 22 (level, low) -> IRQ 22
> [    6.593991] mptbase: ioc0: Initiating bringup
> [    6.718342] ioc0: LSI53C1030 B2: Capabilities={Initiator}
> [    6.722484] mptbase: ioc0: PCI-MSI enabled
> [   16.902699] mptbase: ioc0: Initiating recovery
> [   16.903618] mptbase: ioc0: WARNING - IOC is in FAULT state!!!
> [   16.904618] mptbase: ioc0: WARNING -            FAULT code = 8112h
> [   21.909082] mptbase: ioc0: ERROR - Doorbell ACK timeout (count=4999), IntStatus=80000009!
> [   39.152711] mptbase: ioc0: Recovered from IOC FAULT
> [   61.630538] BUG: unable to handle kernel NULL pointer dereference at 00000528
> [   61.632545] IP: [<f881ccc9>] :mptspi:mptspi_dv_renegotiate_work+0xc/0xab
> [   61.634545] *pde = 00000000 
> [   61.636219] Oops: 0000 [#1] SMP 
> [   61.636537] last sysfs file: /sys/block/ram15/dev
> [   61.636537] Modules linked in: mptspi(+) mptscsih mptbase scsi_transport_spi sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd
> [   61.636537] 
> [   61.636537] Pid: 17, comm: events/2 Not tainted (2.6.25-rc6-next-20080325-autotest #1)
> [   61.636537] EIP: 0060:[<f881ccc9>] EFLAGS: 00010282 CPU: 2
> [   61.636537] EIP is at mptspi_dv_renegotiate_work+0xc/0xab [mptspi]
> [   61.636537] EAX: f79e5868 EBX: f79e586c ECX: f78c308c EDX: 00000001
> [   61.636537] ESI: f7867e38 EDI: 00000528 EBP: f78a2f78 ESP: f78a2f58
> [   61.636537]  DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
> [   61.636537] Process events/2 (pid: 17, ti=f78a2000 task=f78c29a0 task.ti=f78a2000)
> [   61.636537] Stack: 00000000 00000002 00000000 c0430b45 f78a2f90 f79e586c f7867e38 f79e5868 
> [   61.636537]        f78a2fac c0430b80 00000000 00000002 c0430b45 f881ccbd f8821588 c08ee870 
> [   61.636537]        f881d870 00000002 f7867e38 c043140a f7867e60 f78a2fd0 c04314be 00000000 
> [   61.636537] Call Trace:
> [   61.636537]  [<c0430b45>] run_workqueue+0x80/0x186
> [   61.636537]  [<c0430b80>] run_workqueue+0xbb/0x186
> [   61.636537]  [<c0430b45>] run_workqueue+0x80/0x186
> [   61.636537]  [<f881ccbd>] mptspi_dv_renegotiate_work+0x0/0xab [mptspi]
> [   61.636537]  [<c043140a>] worker_thread+0x0/0xbf
> [   61.636537]  [<c04314be>] worker_thread+0xb4/0xbf
> [   61.636537]  [<c043393d>] autoremove_wake_function+0x0/0x33
> [   61.636537]  [<c043387b>] kthread+0x3b/0x64
> [   61.636537]  [<c0433840>] kthread+0x0/0x64
> [   61.636537]  [<c040468f>] kernel_thread_helper+0x7/0x10
> [   61.636537]  =======================
> [   61.636537] Code: ff 8b 87 8c 00 00 00 e8 b0 6c 03 00 8b 87 8c 00 00 00 e8 6e f8 ff ff 8d 65 f4 5b 5e 5f 5d c3 55 89 e5 57 56 53 83 ec 14 8b 78 20 <8b> 17 89 55 e0 e8 87 2a c5 c7 8b 55 e0 66 83 bf b2 02 00 00 00 
> [   61.636537] EIP: [<f881ccc9>] mptspi_dv_renegotiate_work+0xc/0xab [mptspi] SS:ESP 0068:f78a2f58
> [   61.636550] ---[ end trace c0dc9c06e06bc602 ]---

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