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Date:      Mon, 10 May 2010 15:39:11 -0700
From:      "K. Macy" <kmacy@freebsd.org>
To:        David Wolfskill <david@catwhisker.org>, "K. Macy" <kmacy@freebsd.org>, current@freebsd.org
Subject:   Re: Panic @r207844; current process: flowcleaner "Fatal trap 12: page  fault while in kernel mode"
Message-ID:  <AANLkTikFsS-rpxylrNxxF4IW0jY1Zh_EiR6ZWWCj5L3v@mail.gmail.com>
In-Reply-To: <20100510220854.GK49209@bunrab.catwhisker.org>
References:  <20100510140722.GD49209@bunrab.catwhisker.org> <20100510182243.GV56080@hoeg.nl> <20100510182625.GF49209@bunrab.catwhisker.org> <AANLkTilOTxkU-DEJWdoa1xFNPwJ-J634Oe5zDEuo4Him@mail.gmail.com> <20100510220854.GK49209@bunrab.catwhisker.org>

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Are you not able to dump core?

Thanks,
Kip

On Mon, May 10, 2010 at 3:08 PM, David Wolfskill <david@catwhisker.org> wro=
te:
> On Mon, May 10, 2010 at 02:32:14PM -0700, K. Macy wrote:
>> Could you please try with 207902?
>> ...
>
> First, thanks for the response.
>
> OK; I grabbed r207902 & applied it (via "patch -p1"), then rebuilt the
> kernel & rebooted; here's the panic now:
>
> =A03 =A0Select option, [Enter] for default =A0 =A0 3
> =A03 =A0or [Space] to pause timer =A09 =A0 =A0 =A0 =A0 =A0 3
> =A0@DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDY
>
>
> GDB: no debug ports present
> KDB: debugger backends: ddb
> KDB: current backend: ddb
> Copyright (c) 1992-2010 The FreeBSD Project.
> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> =A0 =A0 =A0 =A0The Regents of the University of California. All rights re=
served.
> FreeBSD is a registered trademark of The FreeBSD Foundation.
> FreeBSD 9.0-CURRENT #155 r207844M: Mon May 10 14:55:41 PDT 2010
> =A0 =A0root@freebeast.catwhisker.org:/usr/obj/usr/src/sys/GENERIC i386
> WARNING: WITNESS option enabled, expect reduced performance.
> Timecounter "i8254" frequency 1193182 Hz quality 0
> CPU: Intel(R) Xeon(TM) CPU 3.60GHz (3610.95-MHz 686-class CPU)
> =A0Origin =3D "GenuineIntel" =A0Id =3D 0xf41 =A0Family =3D f =A0Model =3D=
 4 =A0Stepping =3D 1
> =A0Features=3D0xbfebfbff<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>
> =A0Features2=3D0x659d<SSE3,DTES64,MON,DS_CPL,EST,TM2,CNXT-ID,CX16,xTPR>
> =A0AMD Features=3D0x20100000<NX,LM>
> =A0TSC: P-state invariant
> real memory =A0=3D 2147483648 (2048 MB)
> avail memory =3D 2086129664 (1989 MB)
> ACPI APIC Table: <PTLTD =A0 =A0 =A0 =A0 =A0APIC =A0>
> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
> FreeBSD/SMP: 2 package(s) x 1 core(s)
> =A0cpu0 (BSP): APIC ID: =A00
> =A0cpu1 (AP): APIC ID: =A06
> ioapic0 <Version 2.0> irqs 0-23 on motherboard
> ioapic1 <Version 2.0> irqs 24-47 on motherboard
> ioapic2 <Version 2.0> irqs 48-71 on motherboard
> kbd1 at kbdmux0
> acpi0: <PTLTD =A0 RSDT> on motherboard
> acpi0: [ITHREAD]
> acpi0: Power Button (fixed)
> Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
> acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1008-0x100b on acpi0
> cpu0: <ACPI CPU> on acpi0
> cpu1: <ACPI CPU> on acpi0
> pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
> pci0: <ACPI PCI bus> on pcib0
> pci0: <unknown> at device 0.1 (no driver attached)
> pci0: <base peripheral> at device 1.0 (no driver attached)
> pcib1: <ACPI PCI-PCI bridge> irq 16 at device 2.0 on pci0
> pci1: <ACPI PCI bus> on pcib1
> pcib2: <ACPI PCI-PCI bridge> at device 0.0 on pci1
> pci2: <ACPI PCI bus> on pcib2
> aac0: <Adaptec SCSI RAID 2200S> mem 0xdc000000-0xdfffffff irq 24 at devic=
e 1.0 on pci2
> aac0: Enable Raw I/O
> aac0: New comm. interface enabled
> aac0: [ITHREAD]
> aac0: Adaptec 2200S, aac driver 2.1.9-1
> aacp0: <SCSI Passthrough Bus> on aac0
> aacp1: <SCSI Passthrough Bus> on aac0
> pcib3: <ACPI PCI-PCI bridge> at device 0.2 on pci1
> pci3: <ACPI PCI bus> on pcib3
> em0: <Intel(R) PRO/1000 Legacy Network Connection 1.0.1> port 0x2000-0x20=
3f mem 0xd8200000-0xd821ffff irq 54 at device 2.0 on pci3
> em0: [FILTER]
> em0: Ethernet address: 00:30:48:2d:32:6a
> em1: <Intel(R) PRO/1000 Legacy Network Connection 1.0.1> port 0x2040-0x20=
7f mem 0xd8220000-0xd823ffff irq 55 at device 2.1 on pci3
> em1: [FILTER]
> em1: Ethernet address: 00:30:48:2d:32:6b
> pcib4: <ACPI PCI-PCI bridge> irq 16 at device 4.0 on pci0
> pci4: <ACPI PCI bus> on pcib4
> pcib5: <ACPI PCI-PCI bridge> irq 16 at device 6.0 on pci0
> pci5: <ACPI PCI bus> on pcib5
> uhci0: <Intel 82801EB (ICH5) USB controller USB-A> port 0x1400-0x141f irq=
 16 at device 29.0 on pci0
> uhci0: [ITHREAD]
> usbus0: <Intel 82801EB (ICH5) USB controller USB-A> on uhci0
> uhci1: <Intel 82801EB (ICH5) USB controller USB-B> port 0x1420-0x143f irq=
 19 at device 29.1 on pci0
> uhci1: [ITHREAD]
> usbus1: <Intel 82801EB (ICH5) USB controller USB-B> on uhci1
> uhci2: <Intel 82801EB (ICH5) USB controller USB-C> port 0x1440-0x145f irq=
 18 at device 29.2 on pci0
> uhci2: [ITHREAD]
> usbus2: <Intel 82801EB (ICH5) USB controller USB-C> on uhci2
> uhci3: <Intel 82801EB (ICH5) USB controller USB-D> port 0x1460-0x147f irq=
 16 at device 29.3 on pci0
> uhci3: [ITHREAD]
> usbus3: <Intel 82801EB (ICH5) USB controller USB-D> on uhci3
> ehci0: <Intel 82801EB/R (ICH5) USB 2.0 controller> mem 0xd8001000-0xd8001=
3ff irq 23 at device 29.7 on pci0
> ehci0: [ITHREAD]
> usbus4: EHCI version 1.0
> usbus4: <Intel 82801EB/R (ICH5) USB 2.0 controller> on ehci0
> pcib6: <ACPI PCI-PCI bridge> at device 30.0 on pci0
> pci6: <ACPI PCI bus> on pcib6
> vgapci0: <VGA-compatible display> port 0x3000-0x30ff mem 0xd9000000-0xd9f=
fffff,0xd8300000-0xd8300fff irq 17 at device 1.0 on pci6
> isab0: <PCI-ISA bridge> at device 31.0 on pci0
> isa0: <ISA bus> on isab0
> atapci0: <Intel ICH5 UDMA100 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x1=
77,0x376,0x14a0-0x14af at device 31.1 on pci0
> ata0: <ATA channel 0> on atapci0
> ata0: [ITHREAD]
> ata1: <ATA channel 1> on atapci0
> ata1: [ITHREAD]
> pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
> acpi_button0: <Power Button> on acpi0
> atrtc0: <AT realtime clock> port 0x70-0x77 irq 8 on acpi0
> 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]
> psm0: <PS/2 Mouse> irq 12 on atkbdc0
> psm0: [GIANT-LOCKED]
> psm0: [ITHREAD]
> psm0: model Generic PS/2 mouse, device ID 0
> uart0: <16550 or compatible> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0
> uart0: [FILTER]
> uart0: console (9600,n,8,1)
> uart1: <16550 or compatible> port 0x2f8-0x2ff irq 3 on acpi0
> uart1: [FILTER]
> fdc0: <floppy drive controller> port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on acp=
i0
> fdc0: [FILTER]
> fd0: <1440-KB 3.5" drive> on fdc0 drive 0
> pmtimer0 on isa0
> orm0: <ISA Option ROMs> at iomem 0xc0000-0xc7fff,0xc8000-0xc8fff,0xc9000-=
0xc9fff,0xca000-0xcafff,0xcb000-0xcf7ff pnpid ORM0000 on isa0
> sc0: <System console> at flags 0x100 on isa0
> sc0: VGA <16 virtual consoles, flags=3D0x300>
> vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> ppc0: parallel port not found.
> est0: <Enhanced SpeedStep Frequency Control> on cpu0
> est: CPU supports Enhanced Speedstep, but is not recognized.
> est: cpu_vendor GenuineIntel, msr 122d00000e24
> device_attach: est0 attach returned 6
> p4tcc0: <CPU Frequency Thermal Control> on cpu0
> est1: <Enhanced SpeedStep Frequency Control> on cpu1
> est: CPU supports Enhanced Speedstep, but is not recognized.
> est: cpu_vendor GenuineIntel, msr 122d00000e24
> device_attach: est1 attach returned 6
> p4tcc1: <CPU Frequency Thermal Control> on cpu1
> Timecounters tick every 1.000 msec
> usbus0: 12Mbps Full Speed USB v1.0
> usbus1: 12Mbps Full Speed USB v1.0
> usbus2: 12Mbps Full Speed USB v1.0
> usbus3: 12Mbps Full Speed USB v1.0
> usbus4: 480Mbps High Speed USB v2.0
> ata1: DMA limited to UDMA33, controller found non-ATA66 cable
> ugen0.1: <Intel> at usbus0
> uhub0: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
> ugen1.1: <Intel> at usbus1
> uhub1: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus1
> ugen2.1: <Intel> at usbus2
> uhub2: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus2
> ugen3.1: <Intel> at usbus3
> uhub3: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus3
> ugen4.1: <Intel> at usbus4
> uhub4: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus4
> acd0: DVDROM <MATSHITADVD-ROM SR-8178/PZ16> at ata1-slave UDMA33
> aacd0: <RAID 1 (Mirror)> on aac0
> aacd0: 34970MB (71619584 sectors)
> aacd1: <RAID 1 (Mirror)> on aac0
> aacd1: 69974MB (143307008 sectors)
> uhub0: 2 ports with 2 removable, self powered
> uhub1: 2 ports with 2 removable, self powered
> uhub2: 2 ports with 2 removable, self powered
> uhub3: 2 ports with 2 removable, self powered
> uhub4: 8 ports with 8 removable, self powered
> ses0 at aacp0 bus 0 scbus0 target 6 lun 0
> ses0: <SUPER GEM318 0> Fixed Uninstalled SCSI-2 device
> ses0: 3.300MB/s transfers
> ses0: SAF-TE Compliant Device
> pass0 at aacp0 bus 0 scbus0 target 0 lun 0
> pass0: <SEAGATE ST336754LC 0003> Fixed Uninstalled SCSI-3 device
> pass0: 3.300MB/s transfers
> pass1 at aacp0 bus 0 scbus0 target 1 lun 0
> pass1: <SEAGATE ST336754LC 0003> Fixed Uninstalled SCSI-3 device
> pass1: 3.300MB/s transfers
> pass2 at aacp0 bus 0 scbus0 target 2 lun 0
> pass2: <SEAGATE ST373454LC 0005> Fixed Uninstalled SCSI-3 device
> pass2: 3.300MB/s transfers
> pass3 at aacp0 bus 0 scbus0 target 3 lun 0
> pass3: <SEAGATE ST373454LC 0005> Fixed Uninstalled SCSI-3 device
> pass3: 3.300MB/s transfers
> SMP: AP CPU #1 Launched!
> WARNING: WITNESS option enabled, expect reduced performance.
> Trying to mount root from ufs:/dev/aacd0s4a
> Setting hostuuid: 80f1e964-dc63-0010-89d5-0030482d326a.
> Setting hostid: 0xc74551dd.
> Entropy harvesting: interrupts ethernet point_to_point kickstart.
> Starting file system checks:
> /dev/aacd0s4a: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s4a: clean, 422048 free (1216 frags, 52604 blocks, 0.2% fragmen=
tation)
> /dev/aacd1s1e: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd1s1e: clean, 4681662 free (261046 frags, 552577 blocks, 2.0% fra=
gmentation)
> /dev/aacd0s1a: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s1a: clean, 424969 free (1913 frags, 52882 blocks, 0.3% fragmen=
tation)
> /dev/aacd0s1d: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s1d: clean, 1031838 free (4190 frags, 128456 blocks, 0.2% fragm=
entation)
> /dev/aacd1s1d: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd1s1d: clean, 11717829 free (197893 frags, 1439992 blocks, 1.2% f=
ragmentation)
> /dev/aacd0s2a: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s2a: clean, 596256 free (1488 frags, 74346 blocks, 0.2% fragmen=
tation)
> /dev/aacd0s2d: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s2d: clean, 1108521 free (23105 frags, 135677 blocks, 1.3% frag=
mentation)
> /dev/aacd0s3a: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s3a: clean, 578034 free (1146 frags, 72111 blocks, 0.2% fragmen=
tation)
> /dev/aacd0s3d: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s3d: clean, 1070844 free (39380 frags, 128933 blocks, 2.2% frag=
mentation)
> /dev/aacd0s4d: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s4d: clean, 1075950 free (60166 frags, 126973 blocks, 3.4% frag=
mentation)
> /dev/aacd0s4f: FILE SYSTEM CLEAN; SKIPPING CHECKS
> /dev/aacd0s4f: clean, 2106304 free (344 frags, 263245 blocks, 0.0% fragme=
ntation)
> Mounting local file systems:.
> Setting hostname: freebeast.catwhisker.org.
> lock order reversal:
> =A01st 0xc683e7c8 ufs (ufs) @ /usr/src/sys/kern/vfs_lookup.c:502
> =A02nd 0xd94fe700 bufwait (bufwait) @ /usr/src/sys/ufs/ffs/ffs_softdep.c:=
11363
> =A03rd 0xc6871168 ufs (ufs) @ /usr/src/sys/kern/vfs_subr.c:2091
> KDB: stack backtrace:
> db_trace_self_wrapper(c0cc72a5,ebdf2300,c08e9f65,c08da2db,c0cca298,...) a=
t db_trace_self_wrapper+0x26
> kdb_backtrace(c08da2db,c0cca298,c553d030,c5540568,ebdf235c,...) at kdb_ba=
cktrace+0x29
> _witness_debugger(c0cca298,c6871168,c0cbc5bd,c5540568,c0cd13b1,...) at _w=
itness_debugger+0x25
> witness_checkorder(c6871168,9,c0cd13b1,82b,0,...) at witness_checkorder+0=
x839
> __lockmgr_args(c6871168,80100,c6871188,0,0,...) at __lockmgr_args+0x7f9
> ffs_lock(ebdf2480,c08e9d0b,c0cd0856,80100,c6871110,...) at ffs_lock+0x8a
> VOP_LOCK1_APV(c0dd4ee0,ebdf2480,c63cecd4,c0def920,c6871110,...) at VOP_LO=
CK1_APV+0xb5
> _vn_lock(c6871110,80100,c0cd13b1,82b,4,...) at _vn_lock+0x5e
> vget(c6871110,80100,c63cec30,50,0,...) at vget+0xb9
> vfs_hash_get(c6857ca8,78c22,80000,c63cec30,ebdf25d0,...) at vfs_hash_get+=
0xe6
> ffs_vgetf(c6857ca8,78c22,80000,ebdf25d0,1,...) at ffs_vgetf+0x49
> softdep_sync_metadata(c683e770,0,c0ced5f8,144,0,...) at softdep_sync_meta=
data+0xc92
> ffs_syncvnode(c683e770,1,c63cec30,ebdf2690,246,...) at ffs_syncvnode+0x3e=
2
> ffs_truncate(c683e770,200,0,880,c5588480,...) at ffs_truncate+0x862
> ufs_direnter(c683e770,c6871110,ebdf2944,ebdf2bd4,0,...) at ufs_direnter+0=
x8d4
> ufs_makeinode(ebdf2bd4,0,ebdf2b30,ebdf2a8c,c0c032e5,...) at ufs_makeinode=
+0x557
> ufs_create(ebdf2b30,ebdf2b48,0,0,ebdf2ba8,...) at ufs_create+0x30
> VOP_CREATE_APV(c0dd4ee0,ebdf2b30,ebdf2bd4,ebdf2ac8,0,...) at VOP_CREATE_A=
PV+0xa5
> vn_open_cred(ebdf2ba8,ebdf2c5c,1a4,0,c5588480,...) at vn_open_cred+0x215
> vn_open(ebdf2ba8,ebdf2c5c,1a4,c637ee70,0,...) at vn_open+0x3b
> kern_openat(c63cec30,ffffff9c,804c5e8,0,602,...) at kern_openat+0x125
> kern_open(c63cec30,804c5e8,0,601,21b6,...) at kern_open+0x35
> open(c63cec30,ebdf2cf8,c0cffdfb,c0caa6d4,c63c9d48,...) at open+0x30
> syscall(ebdf2d38) at syscall+0x220
> Xint0x80_syscall() at Xint0x80_syscall+0x20
> --- syscall (5, FreeBSD ELF32, open), eip =3D 0x281744b3, esp =3D 0xbfbfe=
c4c, ebp =3D 0xbfbfecb8 ---
> Starting Network: lo0 em0 em1.
> lo0: flags=3D8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
> =A0 =A0 =A0 =A0options=3D3<RXCSUM,TXCSUM>
> =A0 =A0 =A0 =A0inet 127.0.0.1 netmask 0xff000000
> =A0 =A0 =A0 =A0inet6 ::1 prefixlen 128
> =A0 =A0 =A0 =A0inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
> =A0 =A0 =A0 =A0nd6 options=3D21<PERFORMNUD,AUTO_LINKLOCAL>
> em0: flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 15=
00
> =A0 =A0 =A0 =A0options=3D389b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_=
HWCSUM,WOL_UCAST,WOL_MCAST,WOL_MAGIC>
> =A0 =A0 =A0 =A0ether 00:30:48:2d:32:6a
> =A0 =A0 =A0 =A0inet 172.16.8.10 netmask 0xffffff00 broadcast 172.16.8.255
> =A0 =A0 =A0 =A0inet6 fe80::230:48ff:fe2d:326a%em0 prefixlen 64 tentative =
scopeid 0x1
> =A0 =A0 =A0 =A0nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> =A0 =A0 =A0 =A0media: Ethernet autoselect
> =A0 =A0 =A0 =A0status: no carrier
> em1: flags=3D8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
> =A0 =A0 =A0 =A0options=3D389b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_=
HWCSUM,WOL_UCAST,WOL_MCAST,WOL_MAGIC>
> =A0 =A0 =A0 =A0ether 00:30:48:2d:32:6b
> =A0 =A0 =A0 =A0media: Ethernet autoselect
> =A0 =A0 =A0 =A0status: no carrier
> Starting devd.
> Starting Network: em1.
> em1: flags=3D8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
> =A0 =A0 =A0 =A0options=3D389b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_=
HWCSUM,WOL_UCAST,WOL_MCAST,WOL_MAGIC>
> =A0 =A0 =A0 =A0ether 00:30:48:2d:32:6b
> =A0 =A0 =A0 =A0media: Ethernet autoselect
> =A0 =A0 =A0 =A0status: no carrier
> add net default: gateway 172.16.8.1
> add net ::ffff:0.0.0.0: gateway ::1
> add net ::0.0.0.0: gateway ::1
> add net fe80::: gateway ::1
> add net ff02::: gateway ::1
> ELF ldconfig path: /lib /usr/lib /usr/lib/compat /usr/local/lib /usr/loca=
l/lib/compat
> a.out ldconfig path: /usr/lib/aout /usr/lKernel page fault with the follo=
wing non-sleepable locks held:
> exclusive sleep mutex mld_mtx (mld_mtx) r =3D 0 (0xc0f96468) locked @ /us=
r/src/sys/netinet6/mld6.c:1352
> exclusive sleep mutex in6_multi_mtx (in6_multi_mtx) r =3D 0 (0xc0f95408) =
locked @ /usr/src/sys/netinet6/mld6.c:1351
> KDB: stack backtrace:
> db_trace_self_wrapper(c0cc72a5,c5213864,c08e9f65,c0ce3e07,547,...) at db_=
trace_self_wrapper+0x26
> kdb_backtrace(c0ce3e07,547,ffffffff,c0f65a1c,c521389c,...) at kdb_backtra=
ce+0x29
> _witness_debugger(c0cc982b,c52138b0,4,1,0,...) at _witness_debugger+0x25
> witness_warn(5,0,c0cffec8,c55810a4,c557f7f8,...) at witness_warn+0x1fd
> trap(c521393c) at trap+0x19e
> calltrap() at calltrap+0x6
> --- trap 0xc, eip =3D 0xc0a4d340, esp =3D 0xc521397c, ebp =3D 0xc5213b14 =
---
> ip6_output(c5a4fc00,c0f964a0,0,1,c5213b44,...) at ip6_output+0x840
> mld_dispatch_packet(0,0,c5213c1c,c0a509a7,c56fca2c,...) at mld_dispatch_p=
acket+0x30d
> mld_dispatch_queue(c56fca2c,0,c0ce3e07,591,c0cbb984,...) at mld_dispatch_=
queue+0x38
> mld_fasttimo(c5213c48,c0904cc9,c5213c48,c0893aa4,c0e24f80,...) at mld_fas=
ttimo+0x747
> icmp6_fasttimo(c5213c48,c0893aa4,c0e24f80,4,c0cc24d6,...) at icmp6_fastti=
mo+0x8
> pffasttimo(0,0,c0cc5113,189,c0e24fb8,...) at pffasttimo+0x29
> softclock(c0e24f80,c5213cc8,c0893aa4,c0e28940,c5588838,...) at softclock+=
0x24a
> intr_event_execute_handlers(c557f7f8,c5588800,c0cbf33f,533,c5588870,...) =
at intr_event_execute_handlers+0x125
> ithread_loop(c557e120,c5213d38,c0cbf0b8,343,c557f7f8,...) at ithread_loop=
+0x9f
> fork_exit(c087c780,c557e120,c5213d38) at fork_exit+0xb8
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0, eip =3D 0, esp =3D 0xc5213d70, ebp =3D 0 ---
>
>
> Fatal trap 12: page fault while in kernel mode
> cpuid =3D 0; apic id =3D 00
> fault virtual address =A0 =3D 0x3c
> fault code =A0 =A0 =A0 =A0 =A0 =A0 =A0=3D supervisor read, page not prese=
nt
> instruction pointer =A0 =A0 =3D 0x20:0xc0a4d340
> stack pointer =A0 =A0 =A0 =A0 =A0 =3D 0x28:0xc521397c
> frame pointer =A0 =A0 =A0 =A0 =A0 =3D 0x28:0xc5213b14
> code segment =A0 =A0 =A0 =A0 =A0 =A0=3D base 0x0, limit 0xfffff, type 0x1=
b
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=3D DPL 0, pres 1, def32 1=
, gran 1
> processor eflags =A0 =A0 =A0 =A0=3D interrupt enabled, resume, IOPL =3D 0
> current process =A0 =A0 =A0 =A0 =3D 12 (swi4: clock)
> [ thread pid 12 tid 100007 ]
> Stopped at =A0 =A0 =A0ip6_output+0x840: =A0 =A0 =A0 movl =A0 =A00x3c(%eax=
),%eax
> db> bt
> Tracing pid 12 tid 100007 td 0xc5581000
> ip6_output(c5a4fc00,c0f964a0,0,1,c5213b44,...) at ip6_output+0x840
> mld_dispatch_packet(0,0,c5213c1c,c0a509a7,c56fca2c,...) at mld_dispatch_p=
acket+0x30d
> mld_dispatch_queue(c56fca2c,0,c0ce3e07,591,c0cbb984,...) at mld_dispatch_=
queue+0x38
> mld_fasttimo(c5213c48,c0904cc9,c5213c48,c0893aa4,c0e24f80,...) at mld_fas=
ttimo+0x747
> icmp6_fasttimo(c5213c48,c0893aa4,c0e24f80,4,c0cc24d6,...) at icmp6_fastti=
mo+0x8
> pffasttimo(0,0,c0cc5113,189,c0e24fb8,...) at pffasttimo+0x29
> softclock(c0e24f80,c5213cc8,c0893aa4,c0e28940,c5588838,...) at softclock+=
0x24a
> intr_event_execute_handlers(c557f7f8,c5588800,c0cbf33f,533,c5588870,...) =
at intr_event_execute_handlers+0x125
> ithread_loop(c557e120,c5213d38,c0cbf0b8,343,c557f7f8,...) at ithread_loop=
+0x9f
> fork_exit(c087c780,c557e120,c5213d38) at fork_exit+0xb8
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0, eip =3D 0, esp =3D 0xc5213d70, ebp =3D 0 ---
> db>
>
>
> Again, I can poke at it a bit if additional information might be useful.
>
> On a positive note, when I powered it off earlier, I had (only)
> disabled wol_mcast, so I was able to power it back up remotely by
> telling my firewall machine to send magic packets to it. =A0:-}
>
> Peace,
> david
> --
> David H. Wolfskill =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0david@catwhisker.org
> Depriving a girl or boy of an opportunity for education is evil.
>
> See http://www.catwhisker.org/~david/publickey.gpg for my public key.
>



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