lock order reversal
Jeff Anton
antonfb at hesiod.org
Sun Feb 24 18:44:20 UTC 2008
Hi,
FYI: I just built a new kernel and I'm getting a bunch of
lock order reversal reports. No apparent ill effects, but
disconcerting. I built my last kernel, which did not complain,
on Feb 3rd.
Jeff Anton
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Feb 24 09:07:45 atlas login: ROOT LOGIN (root) ON ttyv0
Feb 24 09:08:43 atlas reboot: rebooted by root
Feb 24 09:08:44 atlas syslogd: exiting on signal 15
Feb 24 09:17:23 atlas syslogd: kernel boot file is /boot/kernel/kernel
Feb 24 09:17:23 atlas kernel: Copyright (c) 1992-2008 The FreeBSD Project.
Feb 24 09:17:23 atlas kernel: Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
Feb 24 09:17:23 atlas kernel: The Regents of the University of California. All rights reserved.
Feb 24 09:17:23 atlas kernel: FreeBSD is a registered trademark of The FreeBSD Foundation.
Feb 24 09:17:23 atlas kernel: FreeBSD 8.0-CURRENT #0: Sun Feb 24 00:18:09 PST 2008
Feb 24 09:17:23 atlas kernel: anton at atlas.hesiod.org:/usr/src/sys/i386/compile/ATLAS
Feb 24 09:17:23 atlas kernel: WARNING: WITNESS option enabled, expect reduced performance.
Feb 24 09:17:23 atlas kernel: Timecounter "i8254" frequency 1193182 Hz quality 0
Feb 24 09:17:23 atlas kernel: CPU: Dual Core AMD Opteron(tm) Processor 165 (1808.34-MHz 686-class CPU)
Feb 24 09:17:23 atlas kernel: Origin = "AuthenticAMD" Id = 0x20f32 Stepping = 2
Feb 24 09:17:23 atlas kernel: Features=0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT>
Feb 24 09:17:23 atlas kernel: Features2=0x1<SSE3>
Feb 24 09:17:23 atlas kernel: AMD Features=0xe2500800<SYSCALL,NX,MMX+,FFXSR,LM,3DNow!+,3DNow!>
Feb 24 09:17:23 atlas kernel: AMD Features2=0x3<LAHF,CMP>
Feb 24 09:17:23 atlas kernel: Cores per package: 2
Feb 24 09:17:23 atlas kernel: real memory = 2146304000 (2046 MB)
Feb 24 09:17:23 atlas kernel: avail memory = 2097061888 (1999 MB)
Feb 24 09:17:23 atlas kernel: ACPI APIC Table: <Nvidia AWRDACPI>
Feb 24 09:17:23 atlas kernel: FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
Feb 24 09:17:23 atlas kernel: cpu0 (BSP): APIC ID: 0
Feb 24 09:17:23 atlas kernel: cpu1 (AP): APIC ID: 1
Feb 24 09:17:23 atlas kernel: ioapic0: Changing APIC ID to 2
Feb 24 09:17:23 atlas kernel: ioapic0 <Version 1.1> irqs 0-23 on motherboard
Feb 24 09:17:23 atlas kernel: kbd1 at kbdmux0
Feb 24 09:17:23 atlas kernel: acpi0: <Nvidia AWRDACPI> on motherboard
Feb 24 09:17:23 atlas kernel: acpi0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: acpi0: Power Button (fixed)
Feb 24 09:17:23 atlas kernel: acpi0: reservation of 0, a0000 (3) failed
Feb 24 09:17:23 atlas kernel: acpi0: reservation of 100000, 7fde0000 (3) failed
Feb 24 09:17:23 atlas kernel: Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
Feb 24 09:17:23 atlas kernel: acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1008-0x100b on acpi0
Feb 24 09:17:23 atlas kernel: cpu0: <ACPI CPU> on acpi0
Feb 24 09:17:23 atlas kernel: powernow0: <Cool`n'Quiet K8> on cpu0
Feb 24 09:17:23 atlas kernel: cpu1: <ACPI CPU> on acpi0
Feb 24 09:17:23 atlas kernel: powernow1: <Cool`n'Quiet K8> on cpu1
Feb 24 09:17:23 atlas kernel: acpi_button0: <Power Button> on acpi0
Feb 24 09:17:23 atlas kernel: pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
Feb 24 09:17:23 atlas kernel: pci0: <ACPI PCI bus> on pcib0
Feb 24 09:17:23 atlas kernel: pci0: <memory> at device 0.0 (no driver attached)
Feb 24 09:17:23 atlas kernel: isab0: <PCI-ISA bridge> at device 1.0 on pci0
Feb 24 09:17:23 atlas kernel: isa0: <ISA bus> on isab0
Feb 24 09:17:23 atlas kernel: pci0: <serial bus, SMBus> at device 1.1 (no driver attached)
Feb 24 09:17:23 atlas kernel: ohci0: <OHCI (generic) USB controller> mem 0xfebff000-0xfebfffff irq 21 at device 2.0 on pci0
Feb 24 09:17:23 atlas kernel: ohci0: [GIANT-LOCKED]
Feb 24 09:17:23 atlas kernel: ohci0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: usb0: OHCI version 1.0, legacy support
Feb 24 09:17:23 atlas kernel: usb0: <OHCI (generic) USB controller> on ohci0
Feb 24 09:17:23 atlas kernel: usb0: USB revision 1.0
Feb 24 09:17:23 atlas kernel: uhub0: <nVidia OHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb0
Feb 24 09:17:23 atlas kernel: uhub0: 8 ports with 8 removable, self powered
Feb 24 09:17:23 atlas kernel: ehci0: <NVIDIA nForce4 USB 2.0 controller> mem 0xfeb00000-0xfeb000ff irq 22 at device 2.1 on pci0
Feb 24 09:17:23 atlas kernel: ehci0: [GIANT-LOCKED]
Feb 24 09:17:23 atlas kernel: ehci0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: usb1: waiting for BIOS to give up control
Feb 24 09:17:23 atlas kernel: usb1: timed out waiting for BIOS
Feb 24 09:17:23 atlas kernel: usb1: EHCI version 1.0
Feb 24 09:17:23 atlas kernel: usb1: companion controller, 4 ports each: usb0
Feb 24 09:17:23 atlas kernel: usb1: <NVIDIA nForce4 USB 2.0 controller> on ehci0
Feb 24 09:17:23 atlas kernel: usb1: USB revision 2.0
Feb 24 09:17:23 atlas kernel: uhub1: <nVidia EHCI root hub, class 9/0, rev 2.00/1.00, addr 1> on usb1
Feb 24 09:17:23 atlas kernel: uhub1: 8 ports with 8 removable, self powered
Feb 24 09:17:23 atlas kernel: pci0: <multimedia, audio> at device 4.0 (no driver attached)
Feb 24 09:17:23 atlas kernel: atapci0: <nVidia nForce CK804 UDMA133 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xe000-0xe00f at device 6.0 on pci0
Feb 24 09:17:23 atlas kernel: ata0: <ATA channel 0> on atapci0
Feb 24 09:17:23 atlas kernel: ata0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: ata1: <ATA channel 1> on atapci0
Feb 24 09:17:23 atlas kernel: ata1: [ITHREAD]
Feb 24 09:17:23 atlas kernel: atapci1: <nVidia nForce CK804 SATA300 controller> port 0x9f0-0x9f7,0xbf0-0xbf3,0x970-0x977,0xb70-0xb73,0xcc00-0xcc0f mem 0xfebfb000-0xfebfbfff irq 21 at device 7.0 on pci0
Feb 24 09:17:23 atlas kernel: atapci1: [ITHREAD]
Feb 24 09:17:23 atlas kernel: ata2: <ATA channel 0> on atapci1
Feb 24 09:17:23 atlas kernel: ata2: [ITHREAD]
Feb 24 09:17:23 atlas kernel: ata3: <ATA channel 1> on atapci1
Feb 24 09:17:23 atlas kernel: ata3: [ITHREAD]
Feb 24 09:17:23 atlas kernel: atapci2: <nVidia nForce CK804 SATA300 controller> port 0x9e0-0x9e7,0xbe0-0xbe3,0x960-0x967,0xb60-0xb63,0xb800-0xb80f mem 0xfebfa000-0xfebfafff irq 22 at device 8.0 on pci0
Feb 24 09:17:23 atlas kernel: atapci2: [ITHREAD]
Feb 24 09:17:23 atlas kernel: ata4: <ATA channel 0> on atapci2
Feb 24 09:17:23 atlas kernel: ata4: [ITHREAD]
Feb 24 09:17:23 atlas kernel: ata5: <ATA channel 1> on atapci2
Feb 24 09:17:23 atlas kernel: ata5: [ITHREAD]
Feb 24 09:17:23 atlas kernel: pcib1: <ACPI PCI-PCI bridge> at device 9.0 on pci0
Feb 24 09:17:23 atlas kernel: pci1: <ACPI PCI bus> on pcib1
Feb 24 09:17:23 atlas kernel: vgapci0: <VGA-compatible display> port 0xac00-0xacff mem 0xfa000000-0xfaffffff,0xfdfff000-0xfdffffff irq 19 at device 5.0 on pci1
Feb 24 09:17:23 atlas kernel: fwohci0: <VIA Fire II (VT6306)> port 0xa800-0xa87f mem 0xfdffe000-0xfdffe7ff irq 18 at device 6.0 on pci1
Feb 24 09:17:23 atlas kernel: fwohci0: [FILTER]
Feb 24 09:17:23 atlas kernel: fwohci0: OHCI version 1.10 (ROM=1)
Feb 24 09:17:23 atlas kernel: fwohci0: No. of Isochronous channels is 4.
Feb 24 09:17:23 atlas kernel: fwohci0: EUI64 00:e0:81:00:00:23:9b:90
Feb 24 09:17:23 atlas kernel: fwohci0: Phy 1394a available S400, 2 ports.
Feb 24 09:17:23 atlas kernel: fwohci0: Link S400, max_rec 2048 bytes.
Feb 24 09:17:23 atlas kernel: firewire0: <IEEE1394(FireWire) bus> on fwohci0
Feb 24 09:17:23 atlas kernel: sbp0: <SBP-2/SCSI over FireWire> on firewire0
Feb 24 09:17:23 atlas kernel: dcons_crom0: <dcons configuration ROM> on firewire0
Feb 24 09:17:23 atlas kernel: dcons_crom0: bus_addr 0x142c000
Feb 24 09:17:23 atlas kernel: fwe0: <Ethernet over FireWire> on firewire0
Feb 24 09:17:23 atlas kernel: if_fwe0: Fake Ethernet address: 02:e0:81:23:9b:90
Feb 24 09:17:23 atlas kernel: fwe0: Ethernet address: 02:e0:81:23:9b:90
Feb 24 09:17:23 atlas kernel: fwip0: <IP over FireWire> on firewire0
Feb 24 09:17:23 atlas kernel: fwip0: Firewire address: 00:e0:81:00:00:23:9b:90 @ 0xfffe00000000, S400, maxrec 2048
Feb 24 09:17:23 atlas kernel: fwohci0: Initiate bus reset
Feb 24 09:17:23 atlas kernel: fwohci0: BUS reset
Feb 24 09:17:23 atlas kernel: fwohci0: node_id=0xc800ffc0, gen=1, CYCLEMASTER mode
Feb 24 09:17:23 atlas kernel: pci1: <multimedia, video> at device 9.0 (no driver attached)
Feb 24 09:17:23 atlas kernel: pci1: <multimedia> at device 9.2 (no driver attached)
Feb 24 09:17:23 atlas kernel: nfe0: <NVIDIA nForce4 CK804 MCP9 Networking Adapter> port 0xb400-0xb407 mem 0xfebf9000-0xfebf9fff irq 23 at device 10.0 on pci0
Feb 24 09:17:23 atlas kernel: miibus0: <MII bus> on nfe0
Feb 24 09:17:23 atlas kernel: e1000phy0: <Marvell 88E1111 Gigabit PHY> PHY 1 on miibus0
Feb 24 09:17:23 atlas kernel: e1000phy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseTX-FDX, auto
Feb 24 09:17:23 atlas kernel: nfe0: Ethernet address: 00:e0:81:55:11:4c
Feb 24 09:17:23 atlas kernel: nfe0: [FILTER]
Feb 24 09:17:23 atlas kernel: pcib2: <ACPI PCI-PCI bridge> at device 11.0 on pci0
Feb 24 09:17:23 atlas kernel: pci2: <ACPI PCI bus> on pcib2
Feb 24 09:17:23 atlas kernel: pcib3: <ACPI PCI-PCI bridge> at device 12.0 on pci0
Feb 24 09:17:23 atlas kernel: pci3: <ACPI PCI bus> on pcib3
Feb 24 09:17:23 atlas kernel: pcib4: <ACPI PCI-PCI bridge> at device 13.0 on pci0
Feb 24 09:17:23 atlas kernel: pci4: <ACPI PCI bus> on pcib4
Feb 24 09:17:23 atlas kernel: bge0: <Broadcom NetXtreme Gigabit Ethernet Controller, ASIC rev. 0x4101> mem 0xfe5f0000-0xfe5fffff irq 19 at device 0.0 on pci4
Feb 24 09:17:23 atlas kernel: miibus1: <MII bus> on bge0
Feb 24 09:17:23 atlas kernel: brgphy0: <BCM5750 10/100/1000baseTX PHY> PHY 1 on miibus1
Feb 24 09:17:23 atlas kernel: brgphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
Feb 24 09:17:23 atlas kernel: bge0: Ethernet address: 00:e0:81:55:11:4b
Feb 24 09:17:23 atlas kernel: bge0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: pcib5: <ACPI PCI-PCI bridge> at device 14.0 on pci0
Feb 24 09:17:23 atlas kernel: pci5: <ACPI PCI bus> on pcib5
Feb 24 09:17:23 atlas kernel: vgapci1: <VGA-compatible display> mem 0xf7000000-0xf7ffffff,0xd8000000-0xdfffffff,0xf8000000-0xf8ffffff irq 18 at device 0.0 on pci5
Feb 24 09:17:23 atlas kernel: acpi_tz0: <Thermal Zone> on acpi0
Feb 24 09:17:23 atlas kernel: sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0
Feb 24 09:17:23 atlas kernel: sio0: type 16550A
Feb 24 09:17:23 atlas kernel: sio0: [FILTER]
Feb 24 09:17:23 atlas kernel: sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0
Feb 24 09:17:23 atlas kernel: sio1: type 16550A
Feb 24 09:17:23 atlas kernel: sio1: [FILTER]
Feb 24 09:17:23 atlas kernel: atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
Feb 24 09:17:23 atlas kernel: atkbd0: <AT Keyboard> irq 1 on atkbdc0
Feb 24 09:17:23 atlas kernel: kbd0 at atkbd0
Feb 24 09:17:23 atlas kernel: atkbd0: [GIANT-LOCKED]
Feb 24 09:17:23 atlas kernel: atkbd0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: psm0: <PS/2 Mouse> irq 12 on atkbdc0
Feb 24 09:17:23 atlas kernel: psm0: [GIANT-LOCKED]
Feb 24 09:17:23 atlas kernel: psm0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: psm0: model Generic PS/2 mouse, device ID 0
Feb 24 09:17:23 atlas kernel: cryptosoft0: <software crypto> on motherboard
Feb 24 09:17:23 atlas kernel: pmtimer0 on isa0
Feb 24 09:17:23 atlas kernel: orm0: <ISA Option ROMs> at iomem 0xd0000-0xd3fff,0xd4000-0xd57ff pnpid ORM0000 on isa0
Feb 24 09:17:23 atlas kernel: sc0: <System console> at flags 0x100 on isa0
Feb 24 09:17:23 atlas kernel: sc0: VGA <16 virtual consoles, flags=0x300>
Feb 24 09:17:23 atlas kernel: vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
Feb 24 09:17:23 atlas kernel: ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
Feb 24 09:17:23 atlas kernel: ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
Feb 24 09:17:23 atlas kernel: ppc0: FIFO with 16/16/8 bytes threshold
Feb 24 09:17:23 atlas kernel: ppbus0: <Parallel port bus> on ppc0
Feb 24 09:17:23 atlas kernel: ppbus0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: plip0: <PLIP network interface> on ppbus0
Feb 24 09:17:23 atlas kernel: lpt0: <Printer> on ppbus0
Feb 24 09:17:23 atlas kernel: lpt0: Interrupt-driven port
Feb 24 09:17:23 atlas kernel: ppi0: <Parallel I/O> on ppbus0
Feb 24 09:17:23 atlas kernel: ppc0: [GIANT-LOCKED]
Feb 24 09:17:23 atlas kernel: ppc0: [ITHREAD]
Feb 24 09:17:23 atlas kernel: Timecounters tick every 1.000 msec
Feb 24 09:17:23 atlas kernel: Fast IPsec: Initialized Security Association Processing.
Feb 24 09:17:23 atlas kernel: firewire0: 1 nodes, maxhop <= 0, cable IRM = 0 (me)
Feb 24 09:17:23 atlas kernel: firewire0: bus manager 0 (me)
Feb 24 09:17:23 atlas kernel: ad0: 238475MB <Maxtor 6L250R0 BAH41F90> at ata0-master UDMA133
Feb 24 09:17:23 atlas kernel: ad1: 476940MB <Seagate ST3500630A 3.AAF> at ata0-slave UDMA100
Feb 24 09:17:23 atlas kernel: acd0: DVDR <DVD DC DQ60/GRDC> at ata1-slave UDMA66
Feb 24 09:17:23 atlas kernel: acd0: FAILURE - INQUIRY ILLEGAL REQUEST asc=0x24 ascq=0x00
Feb 24 09:17:23 atlas kernel: cd0 at ata1 bus 0 target 1 lun 0
Feb 24 09:17:23 atlas kernel: cd0: <ATAPI DVD DC 8X16X8X GRDC> Removable CD-ROM SCSI-0 device
Feb 24 09:17:23 atlas kernel: cd0: 66.000MB/s transfers
Feb 24 09:17:23 atlas kernel: cd0: Attempt to query device size failed: NOT READY, Medium not present
Feb 24 09:17:23 atlas kernel: SMP: AP CPU #1 Launched!
Feb 24 09:17:23 atlas kernel: WARNING: WITNESS option enabled, expect reduced performance.
Feb 24 09:17:23 atlas kernel: lock order reversal:
Feb 24 09:17:23 atlas kernel: 1st 0xc4dc8e28 devfs (devfs) @ kern/vfs_subr.c:2061
Feb 24 09:17:23 atlas kernel: 2nd 0xc4f140d4 devfsmount (devfsmount) @ fs/devfs/devfs_vnops.c:201
Feb 24 09:17:23 atlas kernel: KDB: stack backtrace:
Feb 24 09:17:23 atlas kernel: db_trace_self_wrapper(c082dec3,e36fabbc,c05c2a0e,c08302e2,c4f140d4,...) at db_trace_self_wrapper+0x26
Feb 24 09:17:23 atlas kernel: kdb_backtrace(c08302e2,c4f140d4,c0821a30,c0821a30,c0821a7a,...) at kdb_backtrace+0x29
Feb 24 09:17:23 atlas kernel: witness_checkorder(c4f140d4,9,c0821a71,c9,c7,...) at witness_checkorder+0x6de
Feb 24 09:17:23 atlas kernel: _sx_xlock(c4f140d4,0,c0821a71,c9,c4f140d4,...) at _sx_xlock+0x7d
Feb 24 09:17:23 atlas kernel: devfs_allocv(c4f23200,c4f4c000,e36fac28,c4b19cc0,c0835fdf,...) at devfs_allocv+0x144
Feb 24 09:17:23 atlas kernel: devfs_root(c4f4c000,2,c0917218,c4b19cc0,ca,...) at devfs_root+0x51
Feb 24 09:17:23 atlas kernel: set_rootvnode(c0917200,0,c0835fd6,5f4,c0600210,...) at set_rootvnode+0x2b
Feb 24 09:17:23 atlas kernel: vfs_mountroot(c08c4e30,4,c0825e57,260,0,...) at vfs_mountroot+0x356
Feb 24 09:17:23 atlas kernel: start_init(0,e36fad38,c0827746,30c,c4b17ab0,...) at start_init+0x65
Feb 24 09:17:23 atlas kernel: fork_exit(c0552070,0,e36fad38) at fork_exit+0xb8
Feb 24 09:17:23 atlas kernel: fork_trampoline() at fork_trampoline+0x8
Feb 24 09:17:23 atlas kernel: --- trap 0, eip = 0, esp = 0xe36fad70, ebp = 0 ---
Feb 24 09:17:23 atlas kernel: Trying to mount root from ufs:/dev/ad0s1a
Feb 24 09:17:23 atlas kernel: lock order reversal:
Feb 24 09:17:23 atlas kernel: 1st 0xc4f6f168 ufs (ufs) @ kern/vfs_subr.c:2061
Feb 24 09:17:23 atlas kernel: 2nd 0xc4f4c000 vfslock (vfslock) @ kern/vfs_subr.c:364
Feb 24 09:17:23 atlas kernel: KDB: stack backtrace:
Feb 24 09:17:23 atlas kernel: db_trace_self_wrapper(c082dec3,e36fa9d8,c05c2a0e,c08302e2,c4f4c000,...) at db_trace_self_wrapper+0x26
Feb 24 09:17:23 atlas kernel: kdb_backtrace(c08302e2,c4f4c000,c08360d0,c08360d0,c0836676,...) at kdb_backtrace+0x29
Feb 24 09:17:23 atlas kernel: witness_checkorder(c4f4c000,1,c083666d,16c,e36faa18,...) at witness_checkorder+0x6de
Feb 24 09:17:23 atlas kernel: _lockmgr_args(c4f4c000,2001,c4f4c030,0,ffffffff,...) at _lockmgr_args+0x1d5
Feb 24 09:17:23 atlas kernel: vfs_busy(c4f4c000,0,0,c4b19cc0,e36fab58,...) at vfs_busy+0x1b0
Feb 24 09:17:23 atlas kernel: lookup(e36fab44,c0835d88,c6,bf,c4aee42c,...) at lookup+0x7b4
Feb 24 09:17:23 atlas kernel: namei(e36fab44,c4f4c030,1c1,c0835fd6,e36fab54,...) at namei+0x34b
Feb 24 09:17:23 atlas kernel: kern_unlink(c4b19cc0,c083640f,1,62f,0,...) at kern_unlink+0x40
Feb 24 09:17:23 atlas kernel: vfs_mountroot_try(c08365c9,c0824b90,c081f8fa,1,c0600210,...) at vfs_mountroot_try+0x470
Feb 24 09:17:23 atlas kernel: vfs_mountroot(c08c4e30,4,c0825e57,260,0,...) at vfs_mountroot+0x418
Feb 24 09:17:23 atlas kernel: start_init(0,e36fad38,c0827746,30c,c4b17ab0,...) at start_init+0x65
Feb 24 09:17:23 atlas kernel: fork_exit(c0552070,0,e36fad38) at fork_exit+0xb8
Feb 24 09:17:23 atlas kernel: fork_trampoline() at fork_trampoline+0x8
Feb 24 09:17:23 atlas kernel: --- trap 0, eip = 0, esp = 0xe36fad70, ebp = 0 ---
Feb 24 09:17:23 atlas kernel: lock order reversal:
Feb 24 09:17:23 atlas kernel: 1st 0xc4b1d044 user map (user map) @ vm/vm_map.c:3111
Feb 24 09:17:23 atlas kernel: 2nd 0xc4dc9e28 ufs (ufs) @ kern/vfs_subr.c:2061
Feb 24 09:17:23 atlas kernel: KDB: stack backtrace:
Feb 24 09:17:23 atlas kernel: db_trace_self_wrapper(c082dec3,e36fa9c4,c05c2a0e,c08302e2,c4dc9e28,...) at db_trace_self_wrapper+0x26
Feb 24 09:17:23 atlas kernel: kdb_backtrace(c08302e2,c4dc9e28,c082542c,c082542c,c0836676,...) at kdb_backtrace+0x29
Feb 24 09:17:23 atlas kernel: witness_checkorder(c4dc9e28,1,c083666d,80d,e36fa9e8,...) at witness_checkorder+0x6de
Feb 24 09:17:23 atlas kernel: _lockmgr_args(c4dc9e28,3041,c4dc9e58,0,ffffffff,...) at _lockmgr_args+0x1d5
Feb 24 09:17:23 atlas kernel: ffs_lock(e36faa78,c057b5dd,c08d03f4,3041,c4dc9dd0,...) at ffs_lock+0xa2
Feb 24 09:17:23 atlas kernel: VOP_LOCK1_APV(c0896fa0,e36faa78,c0824b8e,3,c4dc9e58,...) at VOP_LOCK1_APV+0xa5
Feb 24 09:17:23 atlas kernel: _vn_lock(c4dc9dd0,3041,c083666d,80d,0,...) at _vn_lock+0xf2
Feb 24 09:17:23 atlas kernel: vget(c4dc9dd0,3041,c4b19cc0,4a9,c104b180,...) at vget+0x109
Feb 24 09:17:23 atlas kernel: vnode_pager_lock(c104b000,0,c084b62d,127,e36fabe8,...) at vnode_pager_lock+0x1ad
Feb 24 09:17:23 atlas kernel: vm_fault(c4b1d000,80d3000,2,8,80d3800,...) at vm_fault+0x1df
Feb 24 09:17:23 atlas kernel: trap_pfault(5,0,c08577b8,2c8,c4b17ab0,...) at trap_pfault+0x118
Feb 24 09:17:23 atlas kernel: trap(e36fad38) at trap+0x267
Feb 24 09:17:23 atlas kernel: calltrap() at calltrap+0x6
Feb 24 09:17:23 atlas kernel: --- trap 0xc, eip = 0x80480e5, esp = 0xbfbfef10, ebp = 0xbfbfef30 ---
Feb 24 09:17:23 atlas savecore: no dumps found
Feb 24 09:17:23 atlas kernel: lock order reversal:
Feb 24 09:17:23 atlas kernel: 1st 0xc50486b8 pseudofs (pseudofs) @ kern/vfs_subr.c:2061
Feb 24 09:17:23 atlas kernel: 2nd 0xc4f4b29c vfslock (vfslock) @ kern/vfs_subr.c:364
Feb 24 09:17:23 atlas kernel: KDB: stack backtrace:
Feb 24 09:17:23 atlas kernel: db_trace_self_wrapper(c082dec3,e79faa18,c05c2a0e,c08302e2,c4f4b29c,...) at db_trace_self_wrapper+0x26
Feb 24 09:17:23 atlas kernel: kdb_backtrace(c08302e2,c4f4b29c,c08360d0,c08360d0,c0836676,...) at kdb_backtrace+0x29
Feb 24 09:17:23 atlas kernel: witness_checkorder(c4f4b29c,1,c083666d,16c,e79faa58,...) at witness_checkorder+0x6de
Feb 24 09:17:23 atlas kernel: _lockmgr_args(c4f4b29c,2001,c4f4b2cc,0,ffffffff,...) at _lockmgr_args+0x1d5
Feb 24 09:17:23 atlas kernel: vfs_busy(c4f4b29c,10,0,c5085000,8,...) at vfs_busy+0x1b0
Feb 24 09:17:23 atlas kernel: vfs_donmount(810e080,c,e79fac70,c51be380,810bc28,...) at vfs_donmount+0xdb5
Feb 24 09:17:23 atlas kernel: nmount(c5085000,e79facfc,c,c0830f96,c0877950,...) at nmount+0xb2
Feb 24 09:17:23 atlas kernel: syscall(e79fad38) at syscall+0x2b3
Feb 24 09:17:23 atlas kernel: Xint0x80_syscall() at Xint0x80_syscall+0x20
Feb 24 09:17:23 atlas kernel: --- syscall (378, FreeBSD ELF32, nmount), eip = 0x280d6f1b, esp = 0xbfbfe97c, ebp = 0xbfbfedd8 ---
Feb 24 09:17:24 atlas ntpd[1074]: ntpd 4.2.0-a Sun Feb 24 00:05:25 PST 2008 (1)
Feb 24 09:17:30 atlas login: ROOT LOGIN (root) ON ttyv0
Feb 24 09:18:26 atlas halt: halted by root
Feb 24 09:18:26 atlas syslogd: exiting on signal 15
-------------- next part --------------
#
# ATLAS -- kernel configuration file for FreeBSD/i386
#
# For more information on this file, please read the handbook section on
# Kernel Configuration Files:
#
# http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
#
# The handbook is also available locally in /usr/share/doc/handbook
# if you've installed the doc distribution, otherwise always see the
# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
# latest information.
#
# An exhaustive list of options and more detailed explanations of the
# device lines is also present in the ../../conf/NOTES and NOTES files.
# If you are in doubt as to the purpose or necessity of a line, check first
# in NOTES.
#
# $FreeBSD: src/sys/i386/conf/GENERIC,v 1.481 2008/02/03 07:07:30 scottl Exp $
cpu I486_CPU
cpu I586_CPU
cpu I686_CPU
ident ATLAS
# To statically compile in device wiring instead of /boot/device.hints
#hints "GENERIC.hints" # Default places to look for devices.
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
options SCHED_ULE # ULE scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking
options INET6 # IPv6 communications protocols
options SCTP # Stream Control Transmission Protocol
options FFS # Berkeley Fast Filesystem
options SOFTUPDATES # Enable FFS soft updates support
options UFS_ACL # Support for access control lists
options UFS_DIRHASH # Improve performance on big directories
options UFS_GJOURNAL # Enable gjournal-based UFS journaling
#options MD_ROOT # MD is a potential root device
options NFSCLIENT # Network Filesystem Client
options NFSSERVER # Network Filesystem Server
#options NFS_ROOT # NFS usable as /, requires NFSCLIENT
options MSDOSFS # MSDOS Filesystem
options CD9660 # ISO 9660 Filesystem
options PROCFS # Process filesystem (requires PSEUDOFS)
options PSEUDOFS # Pseudo-filesystem framework
options GEOM_PART_GPT # GUID Partition Tables.
options GEOM_LABEL # Provides labelization
options COMPAT_43TTY # BSD 4.3 TTY compat [KEEP THIS!]
#options COMPAT_FREEBSD4 # Compatible with FreeBSD4
#options COMPAT_FREEBSD5 # Compatible with FreeBSD5
options COMPAT_FREEBSD6 # Compatible with FreeBSD6
options COMPAT_FREEBSD7 # Compatible with FreeBSD7
options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
options KTRACE # ktrace(1) support
options STACK # stack(9) support
options SYSVSHM # SYSV-style shared memory
options SYSVMSG # SYSV-style message queues
options SYSVSEM # SYSV-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options STOP_NMI # Stop CPUS using NMI instead of IPI
options AUDIT # Security event auditing
options IPSEC
# Debugging for use in -current
options KDB # Enable kernel debugger support.
options DDB # Support DDB.
options GDB # Support remote GDB.
options INVARIANTS # Enable calls of extra sanity checking
options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
options WITNESS # Enable checks to detect deadlocks and cycles
options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
# To make an SMP kernel, the next two lines are needed
options SMP # Symmetric MultiProcessor Kernel
device apic # I/O APIC
# CPU frequency control
device cpufreq
# Bus support.
device eisa
device pci
# Floppy drives
device fdc
device crypto
# ATA and ATAPI devices
device ata
device atadisk # ATA disk drives
#device ataraid # ATA RAID drives
device atapicd # ATAPI CDROM drives
device atapicam # ATAPI CDROM drives
#device atapifd # ATAPI floppy drives
device atapist # ATAPI tape drives
options ATA_STATIC_ID # Static device numbering
# SCSI Controllers
#device ahb # EISA AHA1742 family
#device ahc # AHA2940 and onboard AIC7xxx devices
#options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
# output. Adds ~128k to driver.
#device ahd # AHA39320/29320 and onboard AIC79xx devices
#options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
# output. Adds ~215k to driver.
#device amd # AMD 53C974 (Tekram DC-390(T))
#device hptiop # Highpoint RocketRaid 3xxx series
#device isp # Qlogic family
##device ispfw # Firmware for QLogic HBAs- normally a module
#device mpt # LSI-Logic MPT-Fusion
#device ncr # NCR/Symbios Logic
#device sym # NCR/Symbios Logic (newer chipsets + those of `ncr')
#device trm # Tekram DC395U/UW/F DC315U adapters
#device adv # Advansys SCSI adapters
#device adw # Advansys wide SCSI adapters
#device aha # Adaptec 154x SCSI adapters
#device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
#device bt # Buslogic/Mylex MultiMaster SCSI adapters
#device ncv # NCR 53C500
#device nsp # Workbit Ninja SCSI-3
#device stg # TMC 18C30/18C50
# SCSI peripherals
device scbus # SCSI bus (required for SCSI)
#device ch # SCSI media changers
device da # Direct Access (disks)
#device sa # Sequential Access (tape etc)
device cd # CD
device pass # Passthrough device (direct SCSI access)
device ses # SCSI Environmental Services (and SAF-TE)
# RAID controllers interfaced to the SCSI subsystem
#device amr # AMI MegaRAID
#device arcmsr # Areca SATA II RAID
#device asr # DPT SmartRAID V, VI and Adaptec SCSI RAID
#device ciss # Compaq Smart RAID 5*
#device dpt # DPT Smartcache III, IV - See NOTES for options
#device hptmv # Highpoint RocketRAID 182x
#device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
#device iir # Intel Integrated RAID
#device ips # IBM (Adaptec) ServeRAID
#device mly # Mylex AcceleRAID/eXtremeRAID
#device twa # 3ware 9000 series PATA/SATA RAID
# RAID controllers
#device aac # Adaptec FSA RAID
#device aacp # SCSI passthrough for aac (requires CAM)
#device ida # Compaq Smart RAID
#device mfi # LSI MegaRAID SAS
#device mlx # Mylex DAC960 family
#device pst # Promise Supertrak SX6000
#device twe # 3ware ATA RAID
# atkbdc0 controls both the keyboard and the PS/2 mouse
device atkbdc # AT keyboard controller
device atkbd # AT keyboard
device psm # PS/2 mouse
device kbdmux # keyboard multiplexer
device vga # VGA video card driver
device splash # Splash screen and screen saver support
# syscons is the default console driver, resembling an SCO console
device sc
device agp # support several AGP chipsets
# Power management support (see NOTES for more options)
#device apm
# Add suspend/resume support for the i8254.
device pmtimer
# PCCARD (PCMCIA) support
# PCMCIA and cardbus bridge support
device cbb # cardbus (yenta) bridge
device pccard # PC Card (16-bit) bus
device cardbus # CardBus (32-bit) bus
# Serial (COM) ports
device sio # 8250, 16[45]50 based serial ports
device uart # Generic UART driver
# Parallel port
device ppc
device ppbus # Parallel port bus (required)
device lpt # Printer
device plip # TCP/IP over parallel
device ppi # Parallel port interface device
#device vpo # Requires scbus and da
# If you've got a "dumb" serial or parallel PCI card that is
# supported by the puc(4) glue driver, uncomment the following
# line to enable it (connects to sio, uart and/or ppc drivers):
#device puc
# PCI Ethernet NICs.
#device de # DEC/Intel DC21x4x (``Tulip'')
#device em # Intel PRO/1000 adapter Gigabit Ethernet Card
#device ixgb # Intel PRO/10GbE Ethernet Card
#device le # AMD Am7900 LANCE and Am79C9xx PCnet
#device txp # 3Com 3cR990 (``Typhoon'')
#device vx # 3Com 3c590, 3c595 (``Vortex'')
# PCI Ethernet NICs that use the common MII bus controller code.
# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
device miibus # MII bus support
#device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet
#device bfe # Broadcom BCM440x 10/100 Ethernet
device bge # Broadcom BCM570xx Gigabit Ethernet
#device dc # DEC/Intel 21143 and various workalikes
#device fxp # Intel EtherExpress PRO/100B (82557, 82558)
#device lge # Level 1 LXT1001 gigabit Ethernet
#device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
device nfe # nVidia nForce MCP on-board Ethernet
#device nge # NatSemi DP83820 gigabit Ethernet
#device nve # nVidia nForce MCP on-board Ethernet Networking
#device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le')
#device re # RealTek 8139C+/8169/8169S/8110S
#device rl # RealTek 8129/8139
#device sf # Adaptec AIC-6915 (``Starfire'')
#device sis # Silicon Integrated Systems SiS 900/SiS 7016
#device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet
#device ste # Sundance ST201 (D-Link DFE-550TX)
#device stge # Sundance/Tamarack TC9021 gigabit Ethernet
#device ti # Alteon Networks Tigon I/II gigabit Ethernet
#device tl # Texas Instruments ThunderLAN
#device tx # SMC EtherPower II (83c170 ``EPIC'')
#device vge # VIA VT612x gigabit Ethernet
#device vr # VIA Rhine, Rhine II
#device wb # Winbond W89C840F
#device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
# ISA Ethernet NICs. pccard NICs included.
#device cs # Crystal Semiconductor CS89x0 NIC
# 'device ed' requires 'device miibus'
#device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards
#device ex # Intel EtherExpress Pro/10 and Pro/10+
#device ep # Etherlink III based cards
#device fe # Fujitsu MB8696x based cards
#device ie # EtherExpress 8/16, 3C507, StarLAN 10 etc.
#device sn # SMC's 9000 series of Ethernet chips
#device xe # Xircom pccard Ethernet
# Wireless NIC cards
#device wlan # 802.11 support
#device wlan_wep # 802.11 WEP support
#device wlan_ccmp # 802.11 CCMP support
#device wlan_tkip # 802.11 TKIP support
#device wlan_amrr # AMRR transmit rate control algorithm
#device wlan_scan_ap # 802.11 AP mode scanning
#device wlan_scan_sta # 802.11 STA mode scanning
#device an # Aironet 4500/4800 802.11 wireless NICs.
#device ath # Atheros pci/cardbus NIC's
#device ath_hal # Atheros HAL (Hardware Access Layer)
#device ath_rate_sample # SampleRate tx rate control for ath
#device awi # BayStack 660 and others
#device ral # Ralink Technology RT2500 wireless NICs.
#device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs.
#device wl # Older non 802.11 Wavelan wireless NIC.
# Pseudo devices.
device loop # Network loopback
device random # Entropy device
device ether # Ethernet support
device sl # Kernel SLIP
device ppp # Kernel PPP
device tun # Packet tunnel.
device pty # Pseudo-ttys (telnet etc)
device md # Memory "disks"
device gif # IPv6 and IPv4 tunneling
device faith # IPv6-to-IPv4 relaying (translation)
device firmware # firmware assist module
# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device bpf # Berkeley packet filter
# USB support
device uhci # UHCI PCI->USB interface
device ohci # OHCI PCI->USB interface
device ehci # EHCI PCI->USB interface (USB 2.0)
device usb # USB Bus (required)
#device udbp # USB Double Bulk Pipe devices
device ugen # Generic
device uhid # "Human Interface Devices"
device ukbd # Keyboard
device ulpt # Printer
device umass # Disks/Mass storage - Requires scbus and da
device ums # Mouse
#device ural # Ralink Technology RT2500USB wireless NICs
#device rum # Ralink Technology RT2501USB wireless NICs
#device zyd # ZyDAS zb1211/zb1211b wireless NICs
#device urio # Diamond Rio 500 MP3 player
device uscanner # Scanners
# USB Serial devices
device ucom # Generic com ttys
#device uark # Technologies ARK3116 based serial adapters
#device ubsa # Belkin F5U103 and compatible serial adapters
#device ubser # BWCT console serial adapters
#device uftdi # For FTDI usb serial adapters
#device uipaq # Some WinCE based devices
#device uplcom # Prolific PL-2303 serial adapters
device uvisor # Visor and Palm devices
#device uvscom # USB serial support for DDI pocket's PHS
# USB Ethernet, requires miibus
#device aue # ADMtek USB Ethernet
#device axe # ASIX Electronics USB Ethernet
#device cdce # Generic USB over Ethernet
#device cue # CATC USB Ethernet
#device kue # Kawasaki LSI USB Ethernet
#device rue # RealTek RTL8150 USB Ethernet
#device udav # Davicom DM9601E USB
# FireWire support
device firewire # FireWire bus code
device sbp # SCSI over FireWire (Requires scbus and da)
device fwe # Ethernet over FireWire (non-standard!)
device fwip # IP over FireWire (RFC 2734,3146)
device dcons # Dumb console driver
device dcons_crom # Configuration ROM for dcons
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