hpsa driver bug crack kernel down!

From: Baoquan He <bhe@redhat.com>
To: storagedev@hp.com
Cc: linux-kernel@vger.kernel.org
Subject: hpsa driver bug crack kernel down!
Date: Wed, 9 Apr 2014 10:39:35 +0800	[thread overview]
Message-ID: <20140409023935.GE11839@dhcp-16-105.nay.redhat.com> (raw)

Hi,

The kernel is 3.14.0+ which is pulled just now. 

[   18.402695] systemd[1]: Set hostname to
<hp-sl4545g7-01.rhts.eng.bos.redhat.com>.
[   18.408456] random: systemd urandom read with 70 bits of entropy
available
[   18md[1]: Expecting device
dev-mapper-rhel_hp\x2d\x2dsl4545g7\x2d\x2d01\x2droot.device...
         Expecting device
dev-mapper-rhel_hp\x2d\x2dsl4545g7\...droot.device...
[   18.860704] systemd[1]: Starting -.slice.
[  OK  ] Created slice -.slice.
[   18.866030] systemd[1]: Created slice -.slice.
[   18.869466] systemd[1]: Starting System Slice.
[  OK  ] Created slice System Sl       18.939116] systemd[1]: Created
slice System Slice.
[   18.976213] systemd[1]: Starting Slices.
[  OK  ] Reached target Slices.
[   18.981154] systemd[1]: Reached target Slices.
[   18.984183] systemd[1]: Starting Timers.
[  OK  ] Reached target Timers.
[   18.989161] systemd[1]: Reached target Timers.
[   18.992004] systemd[1]: Starting Journal Socket.
[  OK  ] Listening on Journal Socket.
[   18.997174] systemd[1]: Listening on Journal Socket.
[   19.000702] systemd[1]: Starting dracut cmdline hook...
         Starting dracut cmdline hook...
[   19.006697] systemd[1]: Started Load KernModules.
[   19.110408] systemd[1]: Starting Setup Virtual Console...
         Starting Setup Virtual Console...
[   19.116652] systemd[1]: Starting Journal Service...
         Starting Journal Service...
[  OK  ] Started Journal Service.
[   19.127172] systemd[1]: Started Journal Service.
[  OK  ] Listening on udev Kernel Socket.
[   19.141504] systemd-journald[281]: Vac[  OK  ] Listening on udev
Control Socket.
[  OK  ] Reached target Sockets.
         Starting Create list of required static device nodes...rrent
kernel...
         Starting Apply Kernel Variables...
[  OK  ] Reached target Swap.
[  OK  ] Reached target Local File Systems.
[  OK  ] Started dracut cmdline hook.
[  OK  ] Started Setup Virtual Console.
[  OK  ] Started Apply Kernel Variables.
[  OK  ] Started Create list of required static device nodes ...current
kernel.
         Starting Create static device nodes in /dev...
         Starting dracut pre-udev hook...
[  OK  ] Started Create static device nodes in /dev.
[   20.247819] device-mapper: uevent: version 1.0.3
[   20.251101] device-mapper: ioctl: 4.27.0-ioctl (2013-10-30)
initialised: dm-devel@redhat.com
[  OK  ] Started dracut pre-udev hook.
         Starting udev Kernel Device Manager...
[   20.322923] systemd-udevd[335]: starting version 208
[  OK  ] Started udev Kernel Device Manager.
         Starting udev Coldplug all Devices...
         Mounting Configuration File System...
[  OK  ] Mounted Configuration File System.
[  OK  ] Started udev Coldplug all Devices.
         Starting dracut initqueue hook...
[  OK  ][1] HP HPSA Driver (v 3.4.4-1)
[   20.832850] hpsa 0000:05:00.0: can't disable ASPM; OS doesn't have
ASPM control
 Reached target System Initialization.
[   20.875178] ACPI: PCI Interrupt Link [I0C0] enabled at IRQ 36
[   20.909000] hpsa 0000:05:00.0: MSIX
[   20.911586] hpsa 0000:05:00.0: Logical aborts not supported
         [   20.916004] [drm] Initialized drm 1.1.0 20060810
[   20.936139] hpsa 0000:05:00.0: hpsa0: <0x323b> at IRQ 73 using DAC
[   20.956967] BUG: unable to handle kernel NULL pointer dereference at
(null)
[   20.956997] IP: [<ffffffffa004b97f>]
hpsa_enter_performant_mode+0x4ff/0x580 [hpsa]
[   20.957003] PGD 0 
[   20.957012] Oops: 0002 [#1] SMP 
[   20.957035] Modules linked in: drm(+) libata hpsa(+) i2c_core
dm_mirror dm_region_hash dm_log dm_mod
[   20.957046] CPU: 10 PID: 341 Comm: systemd-udevd Not tainted 3.14.0+
#28
[   20.957049] Hardware name: HP ProLiant SL4545 G7/, BIOS A31
12/08/2012
[   20.957055] task: ffff880824191b40 ti: ffff88082309c000 task.ti:
ffff88082309c000
[   20.957078] RIP: 0010:[<ffffffffa004b97f>]  [<ffffffffa004b97f>]
hpsa_enter_performant_mode+0x4ff/0x580 [hpsa]
[   20.957083] RSP: 0018:ffff88082309da18  EFLAGS: 00010297
[   20.957088] RAX: 0000000000000000 RBX: 000000007c000167 RCX:
0000000000000004
[   20.957091] RDX: 000000000000