panic on DELL R210 II

[uebayasi]

login: uvm_fault(0xd0ba5660, 0xd4bd6000, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      ipmi_sensor_name+0xd0:  movzbl  0(%edi),%eax      
ddb{0}> [-- MARK -- Fri Feb  5 16:00:00 2016] 
[-- sthen@localhost attached -- Fri Feb  5 16:04:42 2016]
tr
ipmi_sensor_name(f935ae7c,40,ef,d4bd6000,0) at ipmi_sensor_name+0xd0
add_sdr_sensor(d4b34000,d4bd5fd0,2,0,5) at add_sdr_sensor+0xda
get_sdr(d4b34000,933,f935af7a,1,d03a7fa2) at get_sdr+0x1da
ipmi_poll_thread(d49d68f0) at ipmi_poll_thread+0x34
ddb{0}> sh reg 
ds                  0x10
es                  0x10
fs                  0x20
gs                     0 
edi           0xd4bd6000        end+0x3dd6000 
esi           0xf935ae7c
ebp           0xf935ae3c
ebx           0xf935ae8b
edx           0xf935ae7c
ecx                  0xf
eax                 0x10
eip           0xd0332000        ipmi_sensor_name+0xd0
cs                   0x8
eflags           0x10206        __ALIGN_SIZE+0xf206
esp           0xf935adf4
ss                  0x10
ipmi_sensor_name+0xd0:  movzbl  0(%edi),%eax
ddb{0}> ps
   TID   PPID   PGRP    UID  S       FLAGS  WAIT          COMMAND
  8800      1   8800      0  3    0x100083  ttyin         getty
 14229      1  14229      0  3    0x100083  ttyin         getty
 24032      1  24032      0  3    0x100083  ttyin         getty
  4361      1   4361      0  3    0x100083  ttyin         getty
 15541      1  15541      0  3    0x100083  ttyin         getty
 18326      1  18326      0  3    0x100083  ttyin         getty
 16972      1  16972      0  3    0x100098  poll          cron
 25486      1  25486     99  3    0x100090  poll          sndiod
 16181      1  16181    110  3    0x100090  poll          sndiod
 11048  26674  26674     95  3    0x100090  kqread        smtpd
 31178  26674  26674     95  3    0x100090  kqread        smtpd
  2393  26674  26674     95  3    0x100090  kqread        smtpd
 10007  26674  26674     95  3    0x100090  kqread        smtpd
 32228  26674  26674     95  3    0x100090  kqread        smtpd
 22503  26674  26674    103  3    0x100090  kqread        smtpd
 26674      1  26674      0  3    0x100080  kqread        smtpd
 31530      1  31530      0  3        0x80  select        sshd
 18638  15563  15563      0  3        0x80  nfsd          nfsd
 31225  15563  15563      0  3        0x80  nfsd          nfsd
 28688  15563  15563      0  3        0x80  nfsd          nfsd
 29276  15563  15563      0  3        0x80  nfsd          nfsd
 15563      1  15563      0  3        0x80  netcon        nfsd
  3071  32415  32415      0  3        0x80  poll          mountd
 32415      1  32415      0  3    0x100080  poll          mountd
 18035      1  18035     28  3    0x100090  poll          portmap
 18883  29204  24220     83  3    0x100090  poll          ntpd
 29204  24220  24220     83  3    0x100090  poll          ntpd
 24220      1  24220      0  3    0x100080  poll          ntpd
  8848  21422  21422     74  3    0x100090  bpf           pflogd
 21422      1  21422      0  3        0x80  netio         pflogd
  4198   6516   6516     73  7    0x100090                syslogd
  6516      1   6516      0  3    0x100080  netio         syslogd
  3117      0      0      0  3     0x14280  nfsidl        nfsio
 21000      0      0      0  3     0x14280  nfsidl        nfsio
 28585      0      0      0  3     0x14280  nfsidl        nfsio
  8898      0      0      0  3     0x14280  nfsidl        nfsio
   251      0      0      0  3     0x14280  nfsidl        nfsio
 14357      0      0      0  3     0x14280  nfsidl        nfsio
   184      0      0      0  3     0x14280  nfsidl        nfsio
 15599      0      0      0  3     0x14280  nfsidl        nfsio
 25353      0      0      0  3     0x14200  pgzero        zerothread
 10869      0      0      0  3     0x14200  aiodoned      aiodoned
  1626      0      0      0  3     0x14200  syncer        update
 32007      0      0      0  3     0x14200  cleaner       cleaner
 13932      0      0      0  3     0x14200  reaper        reaper
 11246      0      0      0  3     0x14200  pgdaemon      pagedaemon
 26512      0      0      0  3     0x14200  bored         srdis
 13178      0      0      0  3     0x14200  bored         crypto
  3001      0      0      0  3     0x14200  pftm          pfpurge
  5145      0      0      0  3     0x14200  usbtsk        usbtask
 14225      0      0      0  3     0x14200  usbatsk       usbatsk
 20710      0      0      0  3     0x14200  bored         sensors
 16459      0      0      0  3     0x14200  bored         ipmicmd
*16458      0      0      0  7     0x14200                ipmi0
 28463      0      0      0  3  0x40014200  acpi0         acpi0
  2181      0      0      0  3  0x40014200                idle1
 30159      0      0      0  3     0x14200  bored         softnet
 20573      0      0      0  3     0x14200  bored         systqmp
 24203      0      0      0  3     0x14200  bored         systq
  4180      0      0      0  3  0x40014200                idle0
 23357      0      0      0  3     0x14200  bored         sbar
 22870      0      0      0  3     0x14200  kmalloc       kmthread
     1      0      1      0  3        0x82  wait          init
     0     -1      0      0  3     0x10200  scheduler     swapper
ddb{0}>

dmesg:

Copyright (c) 1982, 1986, 1989, 1991, 1993
      The Regents of the University of California.  All rights reserved.
Copyright (c) 1995-2016 OpenBSD. All rights reserved.  http://www.OpenBSD.org

OpenBSD 5.9 (GENERIC.MP) #195: Fri Feb  5 09:31:13 MST 2016
    [email protected]:/usr/src/sys/arch/i386/compile/GENERIC.MP
cpu0: Intel(R) Core(TM) i3-2100 CPU @ 3.10GHz ("GenuineIntel" 686-class) 3.10 GHz
cpu0:
+FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,NXE,LONG,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,EST,TM2,SSSE3,CX
+16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,DEADLINE,XSAVE,AVX,LAHF,PERF,ITSC,SENSOR,ARAT
real mem  = 3189088256 (3041MB)
avail mem = 3115438080 (2971MB)
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: date 06/24/14, BIOS32 rev. 0 @ 0xef735, SMBIOS rev. 2.7 @ 0xe6660 (57 entries)
bios0: vendor Dell Inc. version "2.8.0" date 06/24/2014
bios0: Dell Inc. PowerEdge R210 II
acpi0 at bios0: rev 2
acpi0: sleep states S0 S4 S5
acpi0: tables DSDT FACP SPMI ASF! HPET APIC MCFG BOOT SSDT ASPT SSDT SSDT SPCR HEST ERST BERT EINJ
acpi0: wakeup devices P0P1(S4) GLAN(S0) EHC1(S4) EHC2(S4) XHC_(S4) PXSX(S4) RP01(S5) PXSX(S4) RP02(S5) PXSX(S4) RP03(S5) PXSX(S4) RP04(S5) PXSX(S4) RP05(S5) PXSX(S4) [...]
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpihpet0 at acpi0: 14318179 Hz
acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges
cpu0: apic clock running at 99MHz
cpu0: mwait min=64, max=64, C-substates=0.2.1.1, IBE
cpu1 at mainbus0: apid 2 (application processor)
cpu1: Intel(R) Core(TM) i3-2100 CPU @ 3.10GHz ("GenuineIntel" 686-class) 3.10 GHz
cpu1:
+FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,NXE,LONG,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,EST,TM2,SSSE3,CX
+16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,POPCNT,DEADLINE,XSAVE,AVX,LAHF,PERF,ITSC,SENSOR,ARAT
ioapic0 at mainbus0: apid 0 pa 0xfec00000, version 20, 24 pins
acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus 2 (P0P1)
acpiprt2 at acpi0: bus 1 (RP01)
acpiprt3 at acpi0: bus -1 (RP02)
acpiprt4 at acpi0: bus -1 (RP03)
acpiprt5 at acpi0: bus -1 (RP04)
acpiprt6 at acpi0: bus -1 (RP05)
acpiprt7 at acpi0: bus -1 (RP06)
acpiprt8 at acpi0: bus -1 (RP07)
acpiprt9 at acpi0: bus -1 (RP08)
acpiprt10 at acpi0: bus -1 (PEG0)
acpiprt11 at acpi0: bus -1 (PEG1)
acpiprt12 at acpi0: bus -1 (PEG2)
acpiprt13 at acpi0: bus -1 (PEG3)
acpicpu0 at acpi0: C3(350@104 mwait.1@0x20), C2(500@80 mwait.1@0x10), C1(1000@1 mwait.1), PSS
acpicpu1 at acpi0: C3(350@104 mwait.1@0x20), C2(500@80 mwait.1@0x10), C1(1000@1 mwait.1), PSS
acpipwrres0 at acpi0: FN00, resource for FAN0
acpipwrres1 at acpi0: FN01, resource for FAN1
acpipwrres2 at acpi0: FN02, resource for FAN2
acpipwrres3 at acpi0: FN03, resource for FAN3
acpipwrres4 at acpi0: FN04, resource for FAN4
acpitz0 at acpi0: critical temperature is 103 degC
bios0: ROM list: 0xc0000/0x8000 0xc8000/0x4800! 0xcc800/0x1000 0xcd800/0x1000
ipmi0 at mainbus0: version 2.0 interface KCS iobase 0xca8/8 spacing 4
cpu0: Enhanced SpeedStep 3093 MHz: speeds: 3100, 3000, 2900, 2800, 2700, 2600, 2500, 2400, 2300, 2200, 2100, 2000, 1900, 1800, 1700, 1600 MHz
pci0 at mainbus0 bus 0: configuration mode 1 (bios)
pchb0 at pci0 dev 0 function 0 "Intel Core 2G Host" rev 0x09
ehci0 at pci0 dev 26 function 0 "Intel 6 Series USB" rev 0x04: apic 0 int 20
usb0 at ehci0: USB revision 2.0
uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1
ppb0 at pci0 dev 28 function 0 "Intel 6 Series PCIE" rev 0xb4: apic 0 int 17
pci1 at ppb0 bus 1
bnx0 at pci1 dev 0 function 0 "Broadcom BCM5716" rev 0x20: apic 0 int 16
bnx1 at pci1 dev 0 function 1 "Broadcom BCM5716" rev 0x20: apic 0 int 17
ehci1 at pci0 dev 29 function 0 "Intel 6 Series USB" rev 0x04: apic 0 int 23
usb1 at ehci1: USB revision 2.0
uhub1 at usb1 "Intel EHCI root hub" rev 2.00/1.00 addr 1
ppb1 at pci0 dev 30 function 0 "Intel 82801BA Hub-to-PCI" rev 0xa4
pci2 at ppb1 bus 2
2:3:0: mem address conflict 0xffff0000/0x10000
vga1 at pci2 dev 3 function 0 "Matrox MGA G200eW" rev 0x0a
wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
pcib0 at pci0 dev 31 function 0 "Intel C202 LPC" rev 0x04
ahci0 at pci0 dev 31 function 2 "Intel 6 Series AHCI" rev 0x04: msi, AHCI 1.3
ahci0: port 0: 3.0Gb/s
ahci0: port 1: 3.0Gb/s
ahci0: port 4: 1.5Gb/s
scsibus1 at ahci0: 32 targets
sd0 at scsibus1 targ 0 lun 0: <ATA, WDC WD5003ABYX-1, 01.0> SCSI3 0/direct fixed naa.50014ee003767fd1
sd0: 476940MB, 512 bytes/sector, 976773168 sectors
sd1 at scsibus1 targ 1 lun 0: <ATA, WDC WD5003ABYX-1, 01.0> SCSI3 0/direct fixed naa.50014ee0ae215363
sd1: 476940MB, 512 bytes/sector, 976773168 sectors
cd0 at scsibus1 targ 4 lun 0: <TEAC, DVD-ROM DV-28SW, R.2B> ATAPI 5/cdrom removable
ichiic0 at pci0 dev 31 function 3 "Intel 6 Series SMBus" rev 0x04: apic 0 int 19
iic0 at ichiic0
iic0: skipping sensors to avoid ipmi0 interactions
spdmem0 at iic0 addr 0x50: 2GB DDR3 SDRAM ECC PC3-10600 with thermal sensor
spdmem1 at iic0 addr 0x51: 2GB DDR3 SDRAM ECC PC3-10600 with thermal sensor
spdmem2 at iic0 addr 0x52: 2GB DDR3 SDRAM ECC PC3-10600 with thermal sensor
spdmem3 at iic0 addr 0x53: 2GB DDR3 SDRAM ECC PC3-10600 with thermal sensor
isa0 at pcib0
isadma0 at isa0
com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
com0: console
com1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
pckbc0 at isa0 port 0x60/5 irq 1 irq 12
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16
uhub2 at uhub0 port 1 "Intel Rate Matching Hub" rev 2.00/0.00 addr 2
uhub3 at uhub1 port 1 "Intel Rate Matching Hub" rev 2.00/0.00 addr 2
uhub4 at uhub3 port 5 "Standard Microsystems product 0x2514" rev 2.00/0.00 addr 3
vscsi0 at root
scsibus2 at vscsi0: 256 targets 
softraid0 at root
scsibus3 at softraid0: 256 targets 
sd2 at scsibus3 targ 1 lun 0: <OPENBSD, SR RAID 1, 005> SCSI2 0/direct fixed
sd2: 476937MB, 512 bytes/sector, 976767473 sectors
root on sd2a (23f764c587ef14e1.a) swap on sd2b dump on sd2b
bnx0: address d4:ae:52:c4:1a:34
brgphy0 at bnx0 phy 1: BCM5709 10/100/1000baseT PHY, rev. 8
bnx1: address d4:ae:52:c4:1a:35
brgphy1 at bnx1 phy 1: BCM5709 10/100/1000baseT PHY, rev. 8
Automatic boot in progress: starting file system checks.