Hello,
System - 10.0 CURRENT with GEOM_MIRROR (2x OCZ VERTEX3 MAX IOPS).
Try to reboot system and system panic :
System - 10.0 CURRENT with GEOM_MIRROR (2x OCZ VERTEX3 MAX IOPS).
Try to reboot system and system panic :


Code:
#pciconf -lbcv
hostb0@pci0:0:0:0: class=0x060000 card=0x20108086 chip=0x01088086 rev=0x09 hdr=0x00
vendor = 'Intel Corporation'
device = 'Xeon E3-1200 Processor Family DRAM Controller'
class = bridge
subclass = HOST-PCI
cap 09[e0] = vendor (length 12) Intel cap 0 version 1
em0@pci0:0:25:0: class=0x020000 card=0x35788086 chip=0x15028086 rev=0x05 hdr=0x00
vendor = 'Intel Corporation'
device = '82579LM Gigabit Network Connection'
class = network
subclass = ethernet
bar [10] = type Memory, range 32, base 0xc1400000, size 131072, enabled
bar [14] = type Memory, range 32, base 0xc1470000, size 4096, enabled
bar [18] = type I/O Port, range 32, base 0x4040, size 32, enabled
cap 01[c8] = powerspec 2 supports D0 D3 current D0
cap 05[d0] = MSI supports 1 message, 64 bit enabled with 1 message
cap 13[e0] = PCI Advanced Features: FLR TP
ehci0@pci0:0:26:0: class=0x0c0320 card=0x72708086 chip=0x1c2d8086 rev=0x05 hdr=0x00
vendor = 'Intel Corporation'
device = '6 Series/C200 Series Chipset Family USB Enhanced Host Controller'
class = serial bus
subclass = USB
bar [10] = type Memory, range 32, base 0xc1460000, size 1024, enabled
cap 01[50] = powerspec 2 supports D0 D3 current D0
cap 0a[58] = EHCI Debug Port at offset 0xa0 in map 0x14
cap 13[98] = PCI Advanced Features: FLR TP
pcib1@pci0:0:28:0: class=0x060400 card=0x72708086 chip=0x1c108086 rev=0xb5 hdr=0x01
vendor = 'Intel Corporation'
device = '6 Series/C200 Series Chipset Family PCI Express Root Port 1'
class = bridge
subclass = PCI-PCI
cap 10[40] = PCI-Express 2 root port max data 128(128) link x0(x4)
cap 05[80] = MSI supports 1 message
cap 0d[90] = PCI Bridge card=0x72708086
cap 01[a0] = powerspec 2 supports D0 D3 current D0
ecap 0001[100] = AER 1 0 fatal 0 non-fatal 0 corrected
pcib2@pci0:0:28:4: class=0x060400 card=0x72708086 chip=0x1c188086 rev=0xb5 hdr=0x01
vendor = 'Intel Corporation'
device = '6 Series/C200 Series Chipset Family PCI Express Root Port 5'
class = bridge
subclass = PCI-PCI
cap 10[40] = PCI-Express 2 root port max data 128(128) link x1(x1)
cap 05[80] = MSI supports 1 message
cap 0d[90] = PCI Bridge card=0x72708086
cap 01[a0] = powerspec 2 supports D0 D3 current D0
ecap 0001[100] = AER 1 0 fatal 0 non-fatal 0 corrected
pcib3@pci0:0:28:5: class=0x060400 card=0x72708086 chip=0x1c1a8086 rev=0xb5 hdr=0x01
vendor = 'Intel Corporation'
device = '6 Series/C200 Series Chipset Family PCI Express Root Port 6'
class = bridge
subclass = PCI-PCI
cap 10[40] = PCI-Express 2 root port max data 128(128) link x1(x1)
cap 05[80] = MSI supports 1 message
cap 0d[90] = PCI Bridge card=0x72708086
cap 01[a0] = powerspec 2 supports D0 D3 current D0
ecap 0001[100] = AER 1 1 fatal 0 non-fatal 0 corrected
ehci1@pci0:0:29:0: class=0x0c0320 card=0x72708086 chip=0x1c268086 rev=0x05 hdr=0x00
vendor = 'Intel Corporation'
device = '6 Series/C200 Series Chipset Family USB Enhanced Host Controller'
class = serial bus
subclass = USB
bar [10] = type Memory, range 32, base 0xc1450000, size 1024, enabled
cap 01[50] = powerspec 2 supports D0 D3 current D0
cap 0a[58] = EHCI Debug Port at offset 0xa0 in map 0x14
cap 13[98] = PCI Advanced Features: FLR TP
pcib4@pci0:0:30:0: class=0x060401 card=0x72708086 chip=0x244e8086 rev=0xa5 hdr=0x01
vendor = 'Intel Corporation'
device = '82801 PCI Bridge'
class = bridge
subclass = PCI-PCI
cap 0d[50] = PCI Bridge card=0x72708086
isab0@pci0:0:31:0: class=0x060100 card=0x72708086 chip=0x1c548086 rev=0x05 hdr=0x00
vendor = 'Intel Corporation'
device = 'C204 Chipset Family LPC Controller'
class = bridge
subclass = PCI-ISA
cap 09[e0] = vendor (length 12) Intel cap 1 version 0
features: AMT, 4 PCI-e x1 slots
ahci0@pci0:0:31:2: class=0x010601 card=0x72708086 chip=0x1c028086 rev=0x05 hdr=0x00
vendor = 'Intel Corporation'
device = '6 Series/C200 Series Chipset Family 6 port SATA AHCI Controller'
class = mass storage
subclass = SATA
bar [10] = type I/O Port, range 32, base 0x4090, size 8, enabled
bar [14] = type I/O Port, range 32, base 0x4080, size 4, enabled
bar [18] = type I/O Port, range 32, base 0x4070, size 8, enabled
bar [1c] = type I/O Port, range 32, base 0x4060, size 4, enabled
bar [20] = type I/O Port, range 32, base 0x4020, size 32, enabled
bar [24] = type Memory, range 32, base 0xc1440000, size 2048, enabled
cap 05[80] = MSI supports 1 message enabled with 1 message
cap 01[70] = powerspec 3 supports D0 D3 current D0
cap 12[a8] = SATA Index-Data Pair
cap 13[b0] = PCI Advanced Features: FLR TP
none0@pci0:0:31:3: class=0x0c0500 card=0x72708086 chip=0x1c228086 rev=0x05 hdr=0x00
vendor = 'Intel Corporation'
device = '6 Series/C200 Series Chipset Family SMBus Controller'
class = serial bus
subclass = SMBus
bar [10] = type Memory, range 64, base 0xc1430000, size 256, enabled
bar [20] = type I/O Port, range 32, base 0x4000, size 32, enabled
em1@pci0:2:0:0: class=0x020000 card=0x35788086 chip=0x10d38086 rev=0x00 hdr=0x00
vendor = 'Intel Corporation'
device = '82574L Gigabit Network Connection'
class = network
subclass = ethernet
bar [10] = type Memory, range 32, base 0xc1300000, size 131072, enabled
bar [18] = type I/O Port, range 32, base 0x2000, size 32, enabled
bar [1c] = type Memory, range 32, base 0xc1320000, size 16384, enabled
cap 01[c8] = powerspec 2 supports D0 D3 current D0
cap 05[d0] = MSI supports 1 message, 64 bit
cap 10[e0] = PCI-Express 1 endpoint max data 128(256) link x1(x1)
cap 11[a0] = MSI-X supports 5 messages in map 0x1c enabled
ecap 0001[100] = AER 1 0 fatal 0 non-fatal 0 corrected
ecap 0003[140] = Serial 1 001e67ffff1402ea
vgapci0@pci0:3:0:0: class=0x030000 card=0x01028086 chip=0x0522102b rev=0x04 hdr=0x00
vendor = 'Matrox Graphics, Inc.'
device = 'MGA G200e [Pilot] ServerEngines (SEP1)'
class = display
subclass = VGA
bar [10] = type Prefetchable Memory, range 32, base 0xc2000000, size 16777216, enabled
bar [14] = type Memory, range 32, base 0xc0810000, size 16384, enabled
bar [18] = type Memory, range 32, base 0xc0000000, size 8388608, enabled
cap 01[dc] = powerspec 2 supports D0 D3 current D0
cap 10[e4] = PCI-Express 1 legacy endpoint max data 128(256) link x1(x1)
cap 05[54] = MSI supports 1 message