Re: FreeBSD 7.0Beta4 (amd64) freezes with dummynet enabled

From: Oleg Bulyzhin <oleg_at_freebsd.org>
Date: Mon, 10 Dec 2007 21:31:00 +0300
On Mon, Dec 10, 2007 at 04:36:23PM +0100, Thomas Vogt wrote:
> Hi,
> 
> I kindly ask for advice for debugging a problem with 7.0-Beta 4 (amd64).
> 
> The machine freezes if dummynet rules are enabled on a gigabit port. The
> system runs fine on fast ethernet or with dummynet rules disabled. I
> can't trigger the bug if my upstream port is limited to 100mbit. The
> machine suddenly freezes after 3-4 minutes if dummynet rules are loaded.
> 
> My Kernel already includes some debug options but I'm not able to
> produce a panic.
> 
> Kernel:
> options         IPFIREWALL
> options         IPFIREWALL_VERBOSE
> options         IPFIREWALL_VERBOSE_LIMIT=100
> options         IPFIREWALL_DEFAULT_TO_ACCEPT
> options         DUMMYNET
> options         ZERO_COPY_SOCKETS
> options         DEVICE_POLLING
> options         HZ=1000
> 
> options     INVARIANTS
> options     INVARIANT_SUPPORT
> options     WITNESS
> options     DEBUG_VFS_LOCKS
> options     DIAGNOSTIC
> options KDB
> options KDB_UNATTENDED
> options DDB
> options GDB
> options KDB_TRACE
> options SOCKBUF_DEBUG
> options BREAK_TO_DEBUGGER
> 
> dmesg:
> Copyright (c) 1992-2007 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 7.0-BETA4 #4: Fri Dec  7 12:45:37 UTC 2007
>     root_at_lisa.mlan.solnet.ch:/usr/obj/usr/src/sys/SOLNETDEBUG
> WARNING: WITNESS option enabled, expect reduced performance.
> WARNING: DIAGNOSTIC option enabled, expect reduced performance.
> Timecounter "i8254" frequency 1193182 Hz quality 0
> CPU: Intel(R) Xeon(R) CPU            5110  _at_ 1.60GHz (1739.55-MHz
> K8-class CPU)
>   Origin = "GenuineIntel"  Id = 0x6f6  Stepping = 6
> 
> Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
>   Features2=0x4e33d<SSE3,RSVD2,MON,DS_CPL,VMX,TM2,SSSE3,CX16,xTPR,PDCM,DCA>
>   AMD Features=0x20100800<SYSCALL,NX,LM>
>   AMD Features2=0x1<LAHF>
>   Cores per package: 2
> usable memory = 4258033664 (4060 MB)
> avail memory  = 4071751680 (3883 MB)
> ACPI APIC Table: <INTEL  S5000XVN>
> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
>  cpu0 (BSP): APIC ID:  0
>  cpu1 (AP): APIC ID:  1
> WITNESS: spin lock intrcnt not in order list
> ioapic0 <Version 2.0> irqs 0-23 on motherboard
> ioapic1 <Version 2.0> irqs 24-47 on motherboard
> lapic0: Forcing LINT1 to edge trigger
> kbd1 at kbdmux0
> acpi0: <INTEL S5000XVN> on motherboard
> acpi0: [ITHREAD]
> acpi0: Power Button (fixed)
> acpi0: reservation of 0, a0000 (3) failed
> Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
> acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
> acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on
> acpi0
> Timecounter "HPET" frequency 14318180 Hz quality 900
> cpu0: <ACPI CPU> on acpi0
> device_attach: acpi_perf0 attach returned 6
> device_attach: acpi_perf0 attach returned 6
> p4tcc0: <CPU Frequency Thermal Control> on cpu0
> cpu1: <ACPI CPU> on acpi0
> device_attach: acpi_perf1 attach returned 6
> device_attach: acpi_perf1 attach returned 6
> p4tcc1: <CPU Frequency Thermal Control> on cpu1
> acpi_button0: <Sleep Button> on acpi0
> acpi_button1: <Power Button> on acpi0
> pcib0: <ACPI Host-PCI bridge> port 0xca2,0xca3,0xcf8-0xcff on acpi0
> pci0: <ACPI PCI bus> on pcib0
> pcib1: <ACPI PCI-PCI bridge> at device 2.0 on pci0
> pci1: <ACPI PCI bus> on pcib1
> pcib2: <ACPI PCI-PCI bridge> irq 16 at device 0.0 on pci1
> pci2: <ACPI PCI bus> on pcib2
> pcib3: <ACPI PCI-PCI bridge> irq 16 at device 0.0 on pci2
> pci3: <ACPI PCI bus> on pcib3
> pcib4: <PCI-PCI bridge> at device 0.0 on pci3
> pci4: <PCI bus> on pcib4
> arcmsr0: <Areca SATA Host Adapter RAID Controller (RAID6 capable)
> > mem 0xc3d00000-0xc3d00fff,0xc3000000-0xc33fffff irq 18 at device 14.0
> on pci4
> ARECA RAID ADAPTER0: Driver Version 1.20.00.14 2007-2-05
> ARECA RAID ADAPTER0: FIRMWARE VERSION V1.43 2007-4-17
> arcmsr0: [ITHREAD]
> pcib5: <PCI-PCI bridge> at device 0.2 on pci3
> pci5: <PCI bus> on pcib5
> pcib6: <ACPI PCI-PCI bridge> irq 18 at device 2.0 on pci2
> pci6: <ACPI PCI bus> on pcib6
> em0: <Intel(R) PRO/1000 Network Connection Version - 6.7.3> port
> 0x2020-0x203f mem 0xc3c20000-0xc3c3ffff,0xc3800000-0xc3bfffff irq 18 at
> device 0.0 on pci6
> em0: Using MSI interrupt
> em0: Ethernet address: 00:15:17:30:94:30
> em0: [FILTER]
> em1: <Intel(R) PRO/1000 Network Connection Version - 6.7.3> port
> 0x2000-0x201f mem 0xc3c00000-0xc3c1ffff,0xc3400000-0xc37fffff irq 19 at
> device 0.1 on pci6
> em1: Using MSI interrupt
> em1: Ethernet address: 00:15:17:30:94:31
> em1: [FILTER]
> pcib7: <ACPI PCI-PCI bridge> at device 0.3 on pci1
> pci7: <ACPI PCI bus> on pcib7
> pcib8: <PCI-PCI bridge> at device 3.0 on pci0
> pci8: <PCI bus> on pcib8
> pcib9: <ACPI PCI-PCI bridge> at device 4.0 on pci0
> pci9: <ACPI PCI bus> on pcib9
> vgapci0: <VGA-compatible display> port 0x1000-0x107f mem
> 0xc2000000-0xc2ffffff,0xb0000000-0xbfffffff,0xc0000000-0xc1ffffff irq 16
> at device 0.0 on pci9
> pcib10: <ACPI PCI-PCI bridge> at device 5.0 on pci0
> pci10: <ACPI PCI bus> on pcib10
> pcib11: <ACPI PCI-PCI bridge> at device 6.0 on pci0
> pci11: <ACPI PCI bus> on pcib11
> pcib12: <PCI-PCI bridge> at device 7.0 on pci0
> pci12: <PCI bus> on pcib12
> pci0: <base peripheral> at device 8.0 (no driver attached)
> pci0: <multimedia> at device 27.0 (no driver attached)
> pcib13: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
> pci13: <ACPI PCI bus> on pcib13
> uhci0: <Intel 631XESB/632XESB/3100 USB controller USB-1> port
> 0x3080-0x309f irq 23 at device 29.0 on pci0
> uhci0: [GIANT-LOCKED]
> uhci0: [ITHREAD]
> usb0: <Intel 631XESB/632XESB/3100 USB controller USB-1> on uhci0
> usb0: USB revision 1.0
> uhub0: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb0
> uhub0: 2 ports with 2 removable, self powered
> uhci1: <Intel 631XESB/632XESB/3100 USB controller USB-2> port
> 0x3060-0x307f irq 22 at device 29.1 on pci0
> uhci1: [GIANT-LOCKED]
> uhci1: [ITHREAD]
> usb1: <Intel 631XESB/632XESB/3100 USB controller USB-2> on uhci1
> usb1: USB revision 1.0
> uhub1: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb1
> uhub1: 2 ports with 2 removable, self powered
> uhci2: <Intel 631XESB/632XESB/3100 USB controller USB-3> port
> 0x3040-0x305f irq 23 at device 29.2 on pci0
> uhci2: [GIANT-LOCKED]
> uhci2: [ITHREAD]
> usb2: <Intel 631XESB/632XESB/3100 USB controller USB-3> on uhci2
> usb2: USB revision 1.0
> uhub2: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb2
> uhub2: 2 ports with 2 removable, self powered
> uhci3: <Intel 631XESB/632XESB/3100 USB controller USB-4> port
> 0x3020-0x303f irq 22 at device 29.3 on pci0
> uhci3: [GIANT-LOCKED]
> uhci3: [ITHREAD]
> usb3: <Intel 631XESB/632XESB/3100 USB controller USB-4> on uhci3
> usb3: USB revision 1.0
> uhub3: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb3
> uhub3: 2 ports with 2 removable, self powered
> ehci0: <Intel 63XXESB USB 2.0 controller> mem 0xc3f04400-0xc3f047ff irq
> 23 at device 29.7 on pci0
> ehci0: [GIANT-LOCKED]
> ehci0: [ITHREAD]
> usb4: EHCI version 1.0
> usb4: companion controllers, 2 ports each: usb0 usb1 usb2 usb3
> usb4: <Intel 63XXESB USB 2.0 controller> on ehci0
> usb4: USB revision 2.0
> uhub4: <Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1> on usb4
> uhub4: 8 ports with 8 removable, self powered
> pcib14: <ACPI PCI-PCI bridge> at device 30.0 on pci0
> pci14: <ACPI PCI bus> on pcib14
> isab0: <PCI-ISA bridge> at device 31.0 on pci0
> isa0: <ISA bus> on isab0
> atapci0: <Intel 63XXESB2 UDMA100 controller> port
> 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0x30b0-0x30bf irq 20 at device 31.1
> on pci0
> ata0: <ATA channel 0> on atapci0
> ata0: [ITHREAD]
> ata1: <ATA channel 1> on atapci0
> ata1: [ITHREAD]
> atapci1: <Intel 63XXESB2 SATA300 controller> port
> 0x30c8-0x30cf,0x30e4-0x30e7,0x30c0-0x30c7,0x30e0-0x30e3,0x30a0-0x30af
> mem 0xc3f04000-0xc3f043ff irq 20 at device 31.2 on pci0
> atapci1: [ITHREAD]
> ata2: <ATA channel 0> on atapci1
> ata2: [ITHREAD]
> ata3: <ATA channel 1> on atapci1
> ata3: [ITHREAD]
> pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
> atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
> atkbd0: <AT Keyboard> irq 1 on atkbdc0
> kbd0 at atkbd0
> atkbd0: [GIANT-LOCKED]
> atkbd0: [ITHREAD]
> sio0: configured irq 4 not in bitmap of probed irqs 0
> sio0: port may not be enabled
> sio0: configured irq 4 not in bitmap of probed irqs 0
> sio0: port may not be enabled
> sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags 0x10 on
> acpi0
> sio0: type 16550A, console
> sio0: [FILTER]
> sio1: configured irq 3 not in bitmap of probed irqs 0
> sio1: port may not be enabled
> sio1: configured irq 3 not in bitmap of probed irqs 0
> sio1: port may not be enabled
> sio1: <16550A-compatible COM port> port 0x2f8-0x2ff irq 3 on acpi0
> sio1: type 16550A
> sio1: [FILTER]
> orm0: <ISA Option ROMs> at iomem
> 0xcd000-0xcdfff,0xce000-0xcefff,0xcf000-0xcffff on isa0
> ppc0: cannot reserve I/O port range
> sc0: <System console> at flags 0x100 on isa0
> sc0: VGA <16 virtual consoles, flags=0x300>
> vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> Timecounters tick every 1.000 msec
> ipfw2 (+ipv6) initialized, divert loadable, rule-based forwarding
> disabled, default to accept, logging limited to 100 packets/entry by default
> Waiting 5 seconds for SCSI devices to settle
> acd0: DVDROM <HL-DT-STDVD-ROM GDR8161B/0100> at ata0-master UDMA33
> da0 at arcmsr0 bus 0 target 0 lun 0
> da0: <Areca ARC-1230-VOL#00 R001> Fixed Direct Access SCSI-5 device
> da0: 166.666MB/s transfers (83.333MHz DT, offset 32, 16bit)
> da0: 238418MB (488281088 512 byte sectors: 255H 63S/T 30394C)
> da1 at arcmsr0 bus 0 target 0 lun 1
> da1: <Seagate ST3750640NS R001> Fixed Direct Access SCSI-5 device
> da1: 166.666MB/s transfers (83.333MHz DT, offset 32, 16bit)
> da1: 715404MB (1465149168 512 byte sectors: 255H 63S/T 91201C)
> da2 at arcmsr0 bus 0 target 0 lun 2
> da2: <Seagate ST3750640NS R001> Fixed Direct Access SCSI-5 device
> da2: 166.666MB/s transfers (83.333MHz DT, offset 32, 16bit)
> da2: 715404MB (1465149168 512 byte sectors: 255H 63S/T 91201C)
> da3 at arcmsr0 bus 0 target 0 lun 3
> da3: <Seagate ST3750640NS R001> Fixed Direct Access SCSI-5 device
> da3: 166.666MB/s transfers (83.333MHz DT, offset 32, 16bit)
> da3: 715404MB (1465149168 512 byte sectors: 255H 63S/T 91201C)
> da4 at arcmsr0 bus 0 target 0 lun 4
> da4: <Seagate ST3750640NS R001> Fixed Direct Access SCSI-5 device
> da4: 166.666MB/s transfers (83.333MHz DT, offset 32, 16bit)
> da4: 715404MB (1465149168 512 byte sectors: 255H 63S/T 91201C)
> da5 at arcmsr0 bus 0 target 0 lun 5
> da5: <Seagate ST3750640NS R001> Fixed Direct Access SCSI-5 device
> da5: 166.666MB/s transfers (83.333MHz DT, offset 32, 16bit)
> da5: 715404MB (1465149168 512 byte sectors: 255H 63S/T 91201C)
> da6 at arcmsr0 bus 0 target 0 lun 6
> da6: <Seagate ST3750640NS R001> Fixed Direct Access SCSI-5 device
> da6: 166.666MB/s transfers (83.333MHz DT, offset 32, 16bit)
> da6: 715404MB (1465149168 512 byte sectors: 255H 63S/T 91201C)
> da7 at arcmsr0 bus 0 target 0 lun 7
> da7: <Seagate ST3750640NS R001> Fixed Direct Access SCSI-5 device
> da7: 166.666MB/s transfers (83.333MHz DT, offset 32, 16bit)
> da7: 715404MB (1465149168 512 byte sectors: 255H 63S/T 91201C)
> lapic1: Forcing LINT1 to edge trigger
> SMP: AP CPU #1 Launched!
> WARNING: WITNESS option enabled, expect reduced performance.
> WARNING: DIAGNOSTIC option enabled, expect reduced performance.
> Trying to mount root from ufs:/dev/da0s1a
> WARNING: ZFS is considered to be an experimental feature in FreeBSD.
> ZFS filesystem version 6
> ZFS storage pool version 6
> em1: Hardware Initialization Failed
> em1: Unable to initialize the hardware
> Expensive timeout(9) function: 0xffffffff80258fe0(0xffffff00012fc000)
> 0.008566172 s
> em1: link state changed to UP
> em1: link state changed to DOWN
> em1: link state changed to UP
> Expensive timeout(9) function: 0xffffffff80507ae0(0) 0.105003251 s
> Expensive timeout(9) function: 0xffffffff80397260(0) 0.372032111 s
> Expensive timeout(9) function: 0xffffffff80469350(0xffffff0069b5f888)
> 0.403952336 s
> 
> 
> my ipfw rules:
> pipe 2 config bw 600Mbit/s queue 50KBytes
> queue 201 config pipe 2 weight 1 mask dst-ip 0x0000000f queue 50
> queue 210 config pipe 2 weight 50 mask dst-ip 0x0000000f queue 50
> 
> 
> add 100 permit ip  from any to any via lo0
> add 200 deny ip from any to 127.0.0.0/8
> 
> # Speedup Established
> add 5001 skipto 8000 ip from 82.220.2.0/24 to 212.101.0.0/19 via em1
> add 6000 queue 210 ip from any to 212.101.0.0/19 out xmit em1
> add 6001 skipto 8000 ip from any to 212.101.0.0/19 out xmit em1
> add 6002 queue 210 ip from any to 212.41.65.0/18 out xmit em1
> add 6003 skipto 8000 ip from any to 212.41.65.0/18 out xmit em1
> add 6004 queue 210 ip from any to 82.220.0.0/18 out xmit em1
> add 6005 skipto 8000 ip from any to 82.220.0.0/18 out xmit em1
> add 6100 queue 201 ip from any to any out xmit em1
> 
> add 8000 permit tcp from any to any via em1 established
> 
> # ICMP
> add 11700 permit icmp from any to any via em1 icmptype 0,3,4,8,11,12
> 
> # Traceroute
> add 1800 allow udp from any 30000-60000 to me 30000-60000 via em0
> 
> 
> # SSH (external connections are allowed for portsnap maintainer)
> add 11900 allow ip from me to any ssh setup
> add 11901 allow ip from any to me ssh setup
> 
> # HTTP OUT
> add 11910 permit tcp from me to any 80 setup via em1
> 
> # SMTP
> add 12100 permit tcp from me to 212.101.0.0/19 25 setup via em1
> add 12110 allow tcp from me to any dst-port smtp via em1 setup
> 
> # DNS UDP SolNet
> add 21100 permit udp from 212.101.0.10 domain to me recv em1
> add 21101 permit udp from me to 212.101.0.10 domain out xmit em1
> add 21110 permit udp from 212.101.4.253 domain to me recv em1
> add 21111 permit udp from me to 212.101.4.253 domain out xmit em1
> add 21120 permit udp from 212.101.4.251 domain to me recv em1
> add 21121 permit udp from me to 212.101.4.251 domain out xmit em1
> 
> # NTP
> add 21440 permit udp from me ntp to 212.101.0.0/19 ntp out xmit em1
> add 21445 permit udp from 224.0.1.1 ntp to 212.101.0.0/19 ntp out xmit em1
> add 21450 permit udp from 212.101.0.0/19 ntp to me ntp recv em1
> add 21460 permit udp from 212.101.0.0/19 ntp to 224.0.1.1 ntp recv em1
> add 21470 permit udp from me ntp to 224.0.1.1 ntp out xmit em1
> 
> 
> # WEB
> add 22250 permit tcp from any to 212.101.4.241 80 setup via em1 limit
> src-addr 4
> add 22251 permit tcp from any to 212.101.4.241 443 setup via em1 limit
> src-addr 4
> add 22253 permit tcp from 212.101.4.241 to any 1024-65535 setup via em1
> 
> 
> # FTP
> add 22300 permit tcp from any to 212.101.4.244 21 setup via em1 limit
> src-addr 4
> add 22301 permit tcp from 212.101.4.244 to any 21 setup via em1
> add 22302 permit tcp from 212.101.4.244 20 to any 1024-65535 setup via em1
> add 22320 permit tcp from any 20 to 212.101.4.244 1024-65535 setup via em1
> add 22340 permit tcp from any to 212.101.4.244 49152-65535 setup via em1
> 
> # RSYNC
> add 22400 permit tcp from 212.101.4.244 to any rsync setup via em1
> add 22410 permit tcp from any to me rsync setup via em1
> 
> # CVSUPD
> add 22500 permit tcp from 212.101.4.244 to any cvsup setup via em1
> add 22510 permit tcp from any to me cvsup setup via em1
> 
> #
> # NO WINDOWS
> #
> add 30000 deny udp from any to any 137 via em1
> 
> # Internal Interface
> add 62000  allow tcp from 212.101.0.0/24 to any 22,23,25 via em0 setup
> add 62010  allow tcp from 212.101.1.0/24 to any 22,23,25 via em0 setup
> add 62020  allow tcp from 212.101.4.0/24 to any 22,25 via em0 setup
> add 63000  reset tcp from any to any 22,23,25,3306,111 via em0 setup
> add 65000 allow ip from any to any via em0
> 
> # F*** off the rest
> add 65500 deny log ip from any to any
> 
> If i load the ipfw rules i see:
> 
>  lock order reversal:
>  1st 0xffffffff80839448 PFil hook read/write mutex (PFil hook read/write
> mutex) _at_ /usr/src/sys/net/pfil.c:73
>  2nd 0xffffffff80838440 in_multi_mtx (in_multi_mtx) _at_
> /usr/src/sys/netinet/ip_output.c:302
> KDB: stack backtrace:
> db_trace_self_wrapper() at db_trace_self_wrapper+0x2a
> witness_checkorder() at witness_checkorder+0x605
> _mtx_lock_flags() at _mtx_lock_flags+0x75
> ip_output() at ip_output+0x570
> dummynet_send() at dummynet_send+0x13f
> dummynet_io() at dummynet_io+0x322
> ipfw_check_out() at ipfw_check_out+0x20a
> pfil_run_hooks() at pfil_run_hooks+0xbc
> ip_output() at ip_output+0x372
> udp_send() at udp_send+0x350
> sosend_dgram() at sosend_dgram+0x20f
> kern_sendit() at kern_sendit+0x122
> sendit() at sendit+0xdc
> sendto() at sendto+0x4d
> syscall() at syscall+0x1f6
> Xfast_syscall() at Xfast_syscall+0xab
> --- syscall (133, FreeBSD ELF64, sendto), rip = 0x800bebc8c, rsp =
> 0x7fffffffe6c8, rbp = 0x551420 ---
> Expensive timeout(9) function: 0xffffffff80469350(0xffffff004696e000)
> 0.530255650 s
> 
> 
> FreeBSD is installed on ufs but I have a zfs pool for my data.
> Filesystem       Size    Used   Avail Capacity  Mounted on
> /dev/da0s1a      496M    356M    100M    78%    /
> devfs            1.0K    1.0K      0B   100%    /dev
> /dev/da0s1g      169G    4.0K    155G     0%    /disk1
> /dev/da0s1f      3.9G    902K    3.6G     0%    /tmp
> /dev/da0s1e       29G    3.9G     23G    15%    /usr
> /dev/da0s1d       19G    4.0G     14G    22%    /var
> pool             1.2T      0B    1.2T     0%    /usr/local/data
> pool/cvsup       1.2T    5.1G    1.2T     0%    /usr/local/data/cvsup
> pool/ftp         3.3T    2.2T    1.2T    65%    /usr/local/data/ftp
> pool/portsnap    1.2T    591M    1.2T     0%    /usr/local/data/portsnap
> pool/www         1.2T     78M    1.2T     0%    /usr/local/data/www
> 
> Any help?
> 
> Best regards,
> Thomas
> _______________________________________________
> freebsd-current_at_freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org"

Please try this patch:
http://www.freebsd.org/cgi/query-pr.cgi?prp=113548-3-diff
and report does it help or not.

-- 
Oleg.

================================================================
=== Oleg Bulyzhin -- OBUL-RIPN -- OBUL-RIPE -- oleg_at_rinet.ru ===
================================================================
Received on Mon Dec 10 2007 - 18:10:39 UTC

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