panic: mutex sched lock 0 not owned at /usr/src/sys/kern/sched_ule.c:2341

List,

The following crash happened when booting:

  FreeBSD-10.0-projects_altix2-r245399-JPSNAP-ia64-ia64-bootonly.iso

on SGI Altix 350 dual cpu. The backtrace appears in the enclosed file and at the
end of this message.

---[snip]---

    Device Path Acpi(PNP0A03,1)/Pci(1|0)/Ata(Primary,Master)
Consoles: EFI console

FreeBSD/ia64 EFI boot, Revision 3.1
Loading /boot/defaults/loader.conf
/boot/kernel/kernel text=0x10121f0 data=0x11dda8+0x235dc8
syms=[0x8+0xc3918+0x8+0xb6f2f]
\
Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [/boot/kernel/kernel]...
Entering /boot/kernel/kernel at 0x9ffc000000010500...
GDB: no debug ports present
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2013 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 10.0-CURRENT #0: Tue Jan 15 03:19:10 UTC 2013
    [email protected]:/usr/obj/ia64.ia64/usr/src/sys/GENERIC ia64
WARNING: WITNESS option enabled, expect reduced performance.
CPU: Madison (1500 MHz Itanium 2)
  Origin = "GenuineIntel"  Revision = 5
  Features = 0x1<LB>
real memory  = 12616466432 (12032 MB)
avail memory = 12136374272 (11574 MB)
FPSWA Revision = 0x10012, Entry = 0xe0000038f7e62050
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
cpu0: ACPI Id=0, SAPIC Id=0, SAPIC Eid=0 (BSP)
cpu1: ACPI Id=1, SAPIC Id=1, SAPIC Eid=0
random device not loaded; using insecure entropy
Event timer "ITC" frequency 1500000000 Hz quality 1000
ctl: CAM Target Layer loaded
ACPI BIOS Bug: Warning: 32/64X length mismatch in FADT/Pm1aEventBlock:
32/0 (20121114/tbfadt-599)
ACPI BIOS Bug: Warning: 32/64X length mismatch in
FADT/Pm1aControlBlock: 16/0 (20121114/tbfadt-599)
ACPI BIOS Bug: Warning: 32/64X length mismatch in FADT/PmTimerBlock:
32/0 (20121114/tbfadt-599)
ACPI BIOS Bug: Warning: 32/64X length mismatch in FADT/Gpe0Block: 64/0
(20121114/tbfadt-599)
ACPI BIOS Bug: Warning: Invalid length for FADT/Pm1aEventBlock: 0,
using default 32 (20121114/tbfadt-681)
ACPI BIOS Bug: Warning: Invalid length for FADT/Pm1aControlBlock: 0,
using default 16 (20121114/tbfadt-681)
ACPI BIOS Bug: Warning: Invalid length for FADT/PmTimerBlock: 0, using
default 32 (20121114/tbfadt-681)
shub0: <SGI SHub1 ASIC> on motherboard
Timecounter "SHub RTC" frequency 20000000 Hz quality 1200
sncon0: <SGI L1 console> on shub0
pcib0: <SGI PCI-X host controller> on shub0
pcib0: slot=2: flush addr=0xe0000038f680b4a8, intr=0xc00000080f0001b0
pcib0: slot=2: flush addr=0xe0000038f680b548, intr=0xc00000080f0001b8
pcib0: slot=3: flush addr=0xe0000038f680b5e8, intr=0xc00000080f0001a0
pci0: <PCI bus> on pcib0
pcib0: PCI bus address 0x200000 mapped to CPU address 0x80f200000
pcib0: PCI bus address 0x1000 mapped to CPU address 0x80f701000
pcib0: PCI bus address 0x700000 mapped to CPU address 0x8c0700000
pcib0: PCI bus address 0x1100 mapped to CPU address 0x80f701100
pcib0: PCI bus address 0x701000 mapped to CPU address 0x8c0701000
pcib0: PCI bus address 0x702000 mapped to CPU address 0x8c0702000
pcib0: PCI bus address 0x710000 mapped to CPU address 0x8c0710000
ioc40: <SGI IOC4 I/O controller> mem 0x200000-0x2fffff irq 60 at
device 1.0 on pci0
ata0: <SGI IOC4 ATA channel> on ioc40
isp0: <Qlogic ISP 2312 PCI FC-AL Adapter> port 0x1000-0x10ff mem
0x700000-0x700fff irq 61 at device 2.0 on pci0
isp0: Polled Mailbox Command (0x2) Timeout (5000000us) (started @ isp_reset:982)
isp0: Polled Mailbox Command (0x8) Timeout (100000us) (started @ isp_reset:1046)
isp0: Mailbox Command 'ABOUT FIRMWARE' failed (TIMEOUT)
device_attach: isp0 attach returned 6
isp0: <Qlogic ISP 2312 PCI FC-AL Adapter> port 0x1100-0x11ff mem
0x701000-0x701fff irq 62 at device 2.1 on pci0
isp0: Polled Mailbox Command (0x8) Timeout (100000us) (started @ isp_reset:1046)
isp0: Mailbox Command 'ABOUT FIRMWARE' failed (TIMEOUT)
device_attach: isp0 attach returned 6
pci0: <mass storage, SATA> at device 3.0 (no driver attached)
bge0: <SGI Gigabit Ethernet Controller, ASIC rev. 0x000105> mem
0x710000-0x71ffff irq 64 at device 4.0 on pci0
bge0: CHIP ID 0x00000105; ASIC REV 0x00; CHIP REV 0x01; PCI on PCI-X
66 MHz; 64bit
bge0: can't create spare DMA map for RX
bge0: failed to allocate DMA resources
device_attach: bge0 attach returned 6
pcib1: <SGI PCI-X host controller> on shub0
pcib1: slot=1: flush addr=0xe0000038f680b688, intr=0xc00000080f800190
pcib1: slot=2: flush addr=0xe0000038f680b728, intr=0xc00000080f800198
pci1: <PCI bus> on pcib1
pcib1: PCI bus address 0x1000 mapped to CPU address 0x80ff01000
pcib1: PCI bus address 0x700000 mapped to CPU address 0x880700000
pcib1: PCI bus address 0x1100 mapped to CPU address 0x80ff01100
pcib1: PCI bus address 0x704000 mapped to CPU address 0x880704000
pcib1: PCI bus address 0x710000 mapped to CPU address 0x880710000
isp0: <Qlogic ISP 12160 PCI SCSI Adapter> port 0x1000-0x10ff mem
0x700000-0x700fff irq 65 at device 1.0 on pci1
mpt0: <LSILogic SAS/SATA Adapter> port 0x1100-0x11ff mem
0x704000-0x707fff,0x710000-0x71ffff irq 66 at device 2.0 on pci1
mpt0: MPI Version=1.5.13.0
mpt0: Capabilities: ( RAID-0 RAID-1E RAID-1 )
mpt0: 0 Active Volumes (2 Max)
mpt0: 0 Hidden Drive Members (10 Max)
acpi0: <SGI> on motherboard
acpi0: Power Button (fixed)
acpi0: Sleep Button (fixed)
Timecounter "ACPI-safe" frequency 3579545 Hz quality 850
acpi_timer0: <24-bit timer at 3.579545MHz> iomem
0x3002a08f60-0x3002a08f63 on acpi0
Timecounters tick every 1.000 msec
panic: mutex sched lock 0 not owned at /usr/src/sys/kern/sched_ule.c:2341
cpuid = 1
KDB: enter: panic
[ thread pid 11 tid 100004 ]
Stopped at      kdb_enter+0x92: [I2]    addl r14=0xffffffffffe3aaa8,gp ;;
db> where
Tracing pid 11 tid 100004 td 0xe0000030114371c0
kdb_enter(0x9ffc000000faa808, 0x9ffc000000faa808, 0x9ffc0000008ba8f0,
0x40c) at kdb_enter+0x92
vpanic(0x9ffc000000fa8168, 0xa00000000022dbb8) at vpanic+0x2b0
panic(0x9ffc000000fa8168, 0x9ffc00000118ee38, 0x9ffc000000fad080,
0x925) at panic+0x80
__mtx_assert(0x9ffc00000118e180, 0x4, 0x9ffc000000fad080, 0x925) at
__mtx_assert+0x110
sched_add(0xe00000301174a470, 0x4, 0x9ffc00000118ee80, 0x1,
0x9ffc000000862f40) at sched_add+0x260
intr_event_schedule_thread(0xe00000301144b200, 0xe000003010dfeb80,
0xe00000301174a470, 0xe000003011433240) at
intr_event_schedule_thread+0x1e0
intr_event_handle(0xe00000301144b200, 0xa00000000022dc00, 0x0) at
intr_event_handle+0x330
ia64_ih_irq(0xe0000030114371c0, 0x41, 0xa00000000022dc00) at ia64_ih_irq+0xf0
ia64_handle_intr(0xa00000000022dc00) at ia64_handle_intr+0x110
ivt_External_Interrupt() at ivt_External_Interrupt+0x30
--- trapframe at 0xa00000000022dc00
ia64_ap_startup() at ia64_ap_startup+0x2a0
os_boot_rendez() at os_boot_rendez+0x240
ia64_ap_startup(0x30b5ffe947b2cf7f, 0xcabac28abdbdf21c,
0x24b4a3a653b39330, 0xcdd70693bad03605) at ia64_ap_startup+0x280
(null)(0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) at 0xcabac28abdbdf21c
db>

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    Device Path Acpi(PNP0A03,1)/Pci(1|0)/Ata(Primary,Master)
Consoles: EFI console

FreeBSD/ia64 EFI boot, Revision 3.1
Loading /boot/defaults/loader.conf
/boot/kernel/kernel text=0x10121f0 data=0x11dda8+0x235dc8 syms=[0x8+0xc3918+0x8+0xb6f2f]
\
Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [/boot/kernel/kernel]...
Entering /boot/kernel/kernel at 0x9ffc000000010500...
GDB: no debug ports present
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2013 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 10.0-CURRENT #0: Tue Jan 15 03:19:10 UTC 2013
    [email protected]:/usr/obj/ia64.ia64/usr/src/sys/GENERIC ia64
WARNING: WITNESS option enabled, expect reduced performance.
CPU: Madison (1500 MHz Itanium 2)
  Origin = "GenuineIntel"  Revision = 5
  Features = 0x1<LB>
real memory  = 12616466432 (12032 MB)
avail memory = 12136374272 (11574 MB)
FPSWA Revision = 0x10012, Entry = 0xe0000038f7e62050
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
cpu0: ACPI Id=0, SAPIC Id=0, SAPIC Eid=0 (BSP)
cpu1: ACPI Id=1, SAPIC Id=1, SAPIC Eid=0
random device not loaded; using insecure entropy
Event timer "ITC" frequency 1500000000 Hz quality 1000
ctl: CAM Target Layer loaded
ACPI BIOS Bug: Warning: 32/64X length mismatch in FADT/Pm1aEventBlock: 32/0 (20121114/tbfadt-599)
ACPI BIOS Bug: Warning: 32/64X length mismatch in FADT/Pm1aControlBlock: 16/0 (20121114/tbfadt-599)
ACPI BIOS Bug: Warning: 32/64X length mismatch in FADT/PmTimerBlock: 32/0 (20121114/tbfadt-599)
ACPI BIOS Bug: Warning: 32/64X length mismatch in FADT/Gpe0Block: 64/0 (20121114/tbfadt-599)
ACPI BIOS Bug: Warning: Invalid length for FADT/Pm1aEventBlock: 0, using default 32 (20121114/tbfadt-681)
ACPI BIOS Bug: Warning: Invalid length for FADT/Pm1aControlBlock: 0, using default 16 (20121114/tbfadt-681)
ACPI BIOS Bug: Warning: Invalid length for FADT/PmTimerBlock: 0, using default 32 (20121114/tbfadt-681)
shub0: <SGI SHub1 ASIC> on motherboard
Timecounter "SHub RTC" frequency 20000000 Hz quality 1200
sncon0: <SGI L1 console> on shub0
pcib0: <SGI PCI-X host controller> on shub0
pcib0: slot=2: flush addr=0xe0000038f680b4a8, intr=0xc00000080f0001b0
pcib0: slot=2: flush addr=0xe0000038f680b548, intr=0xc00000080f0001b8
pcib0: slot=3: flush addr=0xe0000038f680b5e8, intr=0xc00000080f0001a0
pci0: <PCI bus> on pcib0
pcib0: PCI bus address 0x200000 mapped to CPU address 0x80f200000
pcib0: PCI bus address 0x1000 mapped to CPU address 0x80f701000
pcib0: PCI bus address 0x700000 mapped to CPU address 0x8c0700000
pcib0: PCI bus address 0x1100 mapped to CPU address 0x80f701100
pcib0: PCI bus address 0x701000 mapped to CPU address 0x8c0701000
pcib0: PCI bus address 0x702000 mapped to CPU address 0x8c0702000
pcib0: PCI bus address 0x710000 mapped to CPU address 0x8c0710000
ioc40: <SGI IOC4 I/O controller> mem 0x200000-0x2fffff irq 60 at device 1.0 on pci0
ata0: <SGI IOC4 ATA channel> on ioc40
isp0: <Qlogic ISP 2312 PCI FC-AL Adapter> port 0x1000-0x10ff mem 0x700000-0x700fff irq 61 at device 2.0 on pci0
isp0: Polled Mailbox Command (0x2) Timeout (5000000us) (started @ isp_reset:982)
isp0: Polled Mailbox Command (0x8) Timeout (100000us) (started @ isp_reset:1046)
isp0: Mailbox Command 'ABOUT FIRMWARE' failed (TIMEOUT)
device_attach: isp0 attach returned 6
isp0: <Qlogic ISP 2312 PCI FC-AL Adapter> port 0x1100-0x11ff mem 0x701000-0x701fff irq 62 at device 2.1 on pci0
isp0: Polled Mailbox Command (0x8) Timeout (100000us) (started @ isp_reset:1046)
isp0: Mailbox Command 'ABOUT FIRMWARE' failed (TIMEOUT)
device_attach: isp0 attach returned 6
pci0: <mass storage, SATA> at device 3.0 (no driver attached)
bge0: <SGI Gigabit Ethernet Controller, ASIC rev. 0x000105> mem 0x710000-0x71ffff irq 64 at device 4.0 on pci0
bge0: CHIP ID 0x00000105; ASIC REV 0x00; CHIP REV 0x01; PCI on PCI-X 66 MHz; 64bit
bge0: can't create spare DMA map for RX
bge0: failed to allocate DMA resources
device_attach: bge0 attach returned 6
pcib1: <SGI PCI-X host controller> on shub0
pcib1: slot=1: flush addr=0xe0000038f680b688, intr=0xc00000080f800190
pcib1: slot=2: flush addr=0xe0000038f680b728, intr=0xc00000080f800198
pci1: <PCI bus> on pcib1
pcib1: PCI bus address 0x1000 mapped to CPU address 0x80ff01000
pcib1: PCI bus address 0x700000 mapped to CPU address 0x880700000
pcib1: PCI bus address 0x1100 mapped to CPU address 0x80ff01100
pcib1: PCI bus address 0x704000 mapped to CPU address 0x880704000
pcib1: PCI bus address 0x710000 mapped to CPU address 0x880710000
isp0: <Qlogic ISP 12160 PCI SCSI Adapter> port 0x1000-0x10ff mem 0x700000-0x700fff irq 65 at device 1.0 on pci1
mpt0: <LSILogic SAS/SATA Adapter> port 0x1100-0x11ff mem 0x704000-0x707fff,0x710000-0x71ffff irq 66 at device 2.0 on pci1
mpt0: MPI Version=1.5.13.0
mpt0: Capabilities: ( RAID-0 RAID-1E RAID-1 )
mpt0: 0 Active Volumes (2 Max)
mpt0: 0 Hidden Drive Members (10 Max)
acpi0: <SGI> on motherboard
acpi0: Power Button (fixed)
acpi0: Sleep Button (fixed)
Timecounter "ACPI-safe" frequency 3579545 Hz quality 850
acpi_timer0: <24-bit timer at 3.579545MHz> iomem 0x3002a08f60-0x3002a08f63 on acpi0
Timecounters tick every 1.000 msec
panic: mutex sched lock 0 not owned at /usr/src/sys/kern/sched_ule.c:2341
cpuid = 1
KDB: enter: panic
[ thread pid 11 tid 100004 ]
Stopped at      kdb_enter+0x92: [I2]    addl r14=0xffffffffffe3aaa8,gp ;;
db> where
Tracing pid 11 tid 100004 td 0xe0000030114371c0
kdb_enter(0x9ffc000000faa808, 0x9ffc000000faa808, 0x9ffc0000008ba8f0, 0x40c) at kdb_enter+0x92
vpanic(0x9ffc000000fa8168, 0xa00000000022dbb8) at vpanic+0x2b0
panic(0x9ffc000000fa8168, 0x9ffc00000118ee38, 0x9ffc000000fad080, 0x925) at panic+0x80
__mtx_assert(0x9ffc00000118e180, 0x4, 0x9ffc000000fad080, 0x925) at __mtx_assert+0x110
sched_add(0xe00000301174a470, 0x4, 0x9ffc00000118ee80, 0x1, 0x9ffc000000862f40) at sched_add+0x260
intr_event_schedule_thread(0xe00000301144b200, 0xe000003010dfeb80, 0xe00000301174a470, 0xe000003011433240) at intr_event_schedule_thread+0x1e0
intr_event_handle(0xe00000301144b200, 0xa00000000022dc00, 0x0) at intr_event_handle+0x330
ia64_ih_irq(0xe0000030114371c0, 0x41, 0xa00000000022dc00) at ia64_ih_irq+0xf0
ia64_handle_intr(0xa00000000022dc00) at ia64_handle_intr+0x110
ivt_External_Interrupt() at ivt_External_Interrupt+0x30
--- trapframe at 0xa00000000022dc00
ia64_ap_startup() at ia64_ap_startup+0x2a0
os_boot_rendez() at os_boot_rendez+0x240
ia64_ap_startup(0x30b5ffe947b2cf7f, 0xcabac28abdbdf21c, 0x24b4a3a653b39330, 0xcdd70693bad03605) at ia64_ap_startup+0x280
(null)(0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) at 0xcabac28abdbdf21c
db>