Date: Tue, 18 Jul 2006 18:07:44 +0100 (BST) From: Robert Watson <rwatson@FreeBSD.org> To: Dominic Marks <dom@helenmarks.co.uk> Cc: freebsd-stable@freebsd.org Subject: Re: Two panics on recent 6.1-STABLE Message-ID: <20060718180701.N11473@fledge.watson.org> In-Reply-To: <1968.195.12.22.194.1153141853.squirrel@mail.helenmarks.co.uk> References: <1968.195.12.22.194.1153141853.squirrel@mail.helenmarks.co.uk>
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On Mon, 17 Jul 2006, Dominic Marks wrote:
> Two panics, I've just had:
>
> I had just installed a fresh world+kernel, booted and then received the
> first panic. Then reset, booted again and shortly received the second
> (although they look identical to me). At the moment everything seems fine,
> sending this message from the machine in question.
Dominic,
I've bounced a copy of your report to John Baldwin (jhb@FreeBSD.org) who has
been involved in the process locking work, which seems relevant to this bug
report. He's not on -stable, but will hopefully get in touch with you
shortly.
Robert N M Watson
Computer Laboratory
University of Cambridge
>
> Rough description of the PC's life: Gnome Desktop connected using
> nsswitch/winbind to Active Directory. Low load.
>
> I can make the dumps available, but at a guess I'd say they don't look
> very helpful. I'll recompile with debugging options enabled and see if
> I can get some other info. If I do, I'll follow-up with it here.
>
> Thanks,
> Dominic
>
> FreeBSD gdc083.internal.graphdata.co.uk 6.1-STABLE FreeBSD 6.1-STABLE
> #0: Mon Jul 17 12:43:52 BST 2006
> dominicm@gdc083.internal.graphdata.co.uk:/usr/obj/usr/src/sys/GDC083
> i386
>
> panic #1:
>
> Fatal trap 12: page fault while in kernel mode
> fault virtual address = 0xfefefe14
> fault code = supervisor read, page not present
> instruction pointer = 0x20:0xc06a031b
> stack pointer = 0x28:0xe7383c88
> frame pointer = 0x28:0xe7383ca0
> code segment = base 0x0, limit 0xfffff, type 0x1b
> = DPL 0, pres 1, def32 1, gran 1
> processor eflags = interrupt enabled, resume, IOPL = 0
> current process = 827 (csh)
> trap number = 12
> panic: page fault
> Uptime: 3m47s
> Dumping 1022 MB (2 chunks)
> chunk 0: 1MB (160 pages) ... ok
> chunk 1: 1022MB (261516 pages) 1006 990 974 958 942 926 (CTRL-C to
> abort) 910 894 878 (CTRL-C to abort) 862 846 830 814 798 782 766
> 750 734 718 702 686 670 654 638 622 606 590 574 558 542 526 510 494
> 478 462 446 430 414 398 382 366 350 334 318 302 286 270 254 238 222
> 206 190 174 158 142 126 110 94 78 62 46 30 14
>
> #0 doadump () at pcpu.h:165
> 165 pcpu.h: No such file or directory.
> in pcpu.h
> (kgdb) bt
> #0 doadump () at pcpu.h:165
> #1 0xc06a8f7a in boot (howto=260) at
> /usr/src/sys/kern/kern_shutdown.c:409
> #2 0xc06a9284 in panic (fmt=0xc0925487 "%s")
> at /usr/src/sys/kern/kern_shutdown.c:565
> #3 0xc08d142d in trap_fatal (frame=0xe7383c48, eva=0)
> at /usr/src/sys/i386/i386/trap.c:836
> #4 0xc08d114d in trap_pfault (frame=0xe7383c48, usermode=0,
> eva=4278124052)
> at /usr/src/sys/i386/i386/trap.c:744
> #5 0xc08d0d37 in trap (frame=
> {tf_fs = 8, tf_es = -1056702424, tf_ds = -1056702424, tf_edi =
> -415744764, tf_esi = -986172392, tf_ebp = -415744864, tf_isp =
> -415744908, tf_ebx = -16843264, tf_edx = 827, tf_ecx = 827,
> tf_eax = 4, tf_trapno = 12, tf_err = 0, tf_eip = -1066794213,
> tf_cs = 32, tf_eflags = 66182, tf_esp = 64, tf_ss = 2})
> at /usr/src/sys/i386/i386/trap.c:434
> #6 0xc08bee9a in calltrap () at /usr/src/sys/i386/i386/exception.s:139
> #7 0xc06a031b in pgfind (pgid=827) at /usr/src/sys/kern/kern_proc.c:257
> #8 0xc06a3567 in setpgid (td=0xc520cd80, uap=0xe7383d04)
> at /usr/src/sys/kern/kern_prot.c:436
> #9 0xc08d17e3 in syscall (frame=
> {tf_fs = 59, tf_es = 59, tf_ds = -1078001605, tf_edi = 2, tf_esi
> = 827, tf_ebp = -1077995432, tf_isp = -415744668, tf_ebx = 783,
> tf_edx = -1077995488, tf_ecx = 2, tf_eax = 82, tf_trapno = 22,
> tf_err = 2, tf_eip = 672532403, tf_cs = 51, tf_eflags = 518,
> tf_esp = -1077995460, tf_ss = 59})
> at /usr/src/sys/i386/i386/trap.c:981
> #10 0xc08beeef in Xint0x80_syscall () at
> /usr/src/sys/i386/i386/exception.s:200
> #11 0x00000033 in ?? ()
> Previous frame inner to this frame (corrupt stack?)
>
> panic #2
>
> Fatal trap 12: page fault while in kernel mode
> fault virtual address = 0xfefefe14
> fault code = supervisor read, page not present
> instruction pointer = 0x20:0xc06a031b
> stack pointer = 0x28:0xe739ec88
> frame pointer = 0x28:0xe739eca0
> code segment = base 0x0, limit 0xfffff, type 0x1b
> = DPL 0, pres 1, def32 1, gran 1
> processor eflags = interrupt enabled, resume, IOPL = 0
> current process = 827 (csh)
> trap number = 12
> panic: page fault
> Uptime: 5m56s
> Dumping 1022 MB (2 chunks)
> chunk 0: 1MB (160 pages) ... ok
> chunk 1: 1022MB (261516 pages) 1006 990 974 958 (CTRL-C to abort)
> 942 926 910 894 878 862 846 830 814 798 782 766 750 734 718 702 686
> 670 654 638 622 606 590 574 558 542 526 510 494 478 462 446 430 414
> 398 382 366 350 334 318 302 286 270 254 238 222 206 190 174 158 142
> 126 110 94 78 62 46 30 14
>
> #0 doadump () at pcpu.h:165
> 165 pcpu.h: No such file or directory.
> in pcpu.h
> (kgdb) bt
> #0 doadump () at pcpu.h:165
> #1 0xc06a8f7a in boot (howto=260) at
> /usr/src/sys/kern/kern_shutdown.c:409
> #2 0xc06a9284 in panic (fmt=0xc0925487 "%s") at
> /usr/src/sys/kern/kern_shutdown.c:565
> #3 0xc08d142d in trap_fatal (frame=0xe739ec48, eva=0) at
> /usr/src/sys/i386/i386/trap.c:836
> #4 0xc08d114d in trap_pfault (frame=0xe739ec48, usermode=0,
> eva=4278124052) at /usr/src/sys/i386/i386/trap.c:744
> #5 0xc08d0d37 in trap (frame=
> {tf_fs = 8, tf_es = -1056702424, tf_ds = -1056702424, tf_edi =
> -415634172, tf_esi = -981162460, tf_ebp = -415634272, tf_isp =
> -415634316, tf_ebx = -16843264, tf_edx = 827, tf_ecx = 827,
> tf_eax = 4, tf_trapno = 12, tf_err = 0, tf_eip = -1066794213,
> tf_cs = 32, tf_eflags = 66182, tf_esp = 64, tf_ss = 2}) at
> /usr/src/sys/i386/i386/trap.c:434
> #6 0xc08bee9a in calltrap () at /usr/src/sys/i386/i386/exception.s:139
> #7 0xc06a031b in pgfind (pgid=827) at /usr/src/sys/kern/kern_proc.c:257
> #8 0xc06a3567 in setpgid (td=0xc52ebc00, uap=0xe739ed04) at
> /usr/src/sys/kern/kern_prot.c:436
> #9 0xc08d17e3 in syscall (frame=
> {tf_fs = 59, tf_es = 59, tf_ds = 59, tf_edi = 2, tf_esi = 827,
> tf_ebp = -1077995432, tf_isp = -415634076, tf_ebx = 773, tf_edx
> = -1077995488, tf_ecx = 2, tf_eax = 82, tf_trapno = 22, tf_err =
> 2, tf_eip = 672532403, tf_cs = 51, tf_eflags = 518, tf_esp =
> -1077995460, tf_ss = 59}) at /usr/src/sys/i386/i386/trap.c:981
> #10 0xc08beeef in Xint0x80_syscall () at
> /usr/src/sys/i386/i386/exception.s:200
> #11 0x00000033 in ?? ()
> Previous frame inner to this frame (corrupt stack?)
>
> dmesg:
>
> Copyright (c) 1992-2006 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 6.1-STABLE #0: Mon Jul 17 12:43:52 BST 2006
> dominicm@gdc083.internal.graphdata.co.uk:/usr/obj/usr/src/sys/GDC083
> Timecounter "i8254" frequency 1193182 Hz quality 0
> CPU: Intel(R) Xeon(TM) CPU 3.00GHz (2992.52-MHz 686-class CPU)
> Origin = "GenuineIntel" Id = 0xf4a Stepping = 10
> 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=0x641d<SSE3,RSVD2,MON,DS_CPL,CNTX-ID,CX16,<b14>>
> AMD Features=0x20100000<NX,LM>
> AMD Features2=0x1<LAHF>
> Logical CPUs per core: 2
> real memory = 1072218112 (1022 MB)
> avail memory = 1040334848 (992 MB)
> MPTable: <DELL PE SC1420 >
> ioapic0: Changing APIC ID to 8
> ioapic0: Assuming intbase of 0
> ioapic1: Changing APIC ID to 9
> ioapic1: Assuming intbase of 24
> ioapic2: Changing APIC ID to 10
> ioapic2: Assuming intbase of 48
> 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
> ath_hal: 0.9.17.2 (AR5210, AR5211, AR5212, RF5111, RF5112, RF2413,
> RF5413)
> cpu0 on motherboard
> pcib0: <MPTable Host-PCI bridge> pcibus 0 on motherboard
> pci0: <PCI bus> on pcib0
> pcib0: unable to route slot 2 INTA
> pcib0: unable to route slot 3 INTA
> pcib0: unable to route slot 4 INTA
> pci0: <unknown> at device 0.1 (no driver attached)
> pcib1: <PCI-PCI bridge> irq 11 at device 2.0 on pci0
> pci1: <PCI bus> on pcib1
> pcib2: <MPTable PCI-PCI bridge> at device 0.0 on pci1
> pci2: <PCI bus> on pcib2
> pci2: <display, VGA> at device 12.0 (no driver attached)
> pcib3: <MPTable PCI-PCI bridge> at device 0.2 on pci1
> pci3: <PCI bus> on pcib3
> twe0: <3ware Storage Controller. Driver version 1.50.01.002> port
> 0xccb0-0xccbf mem 0xdd800000-0xddffffff irq 49 at device 13.0 on pci3
> twe0: [GIANT-LOCKED]
> twe0: 2 ports, Firmware FE8S 1.05.00.068, BIOS BE7X 1.08.00.048
> em0: <Intel(R) PRO/1000 Network Connection Version - 3.2.18> port
> 0xccc0-0xccff mem 0xdd6e0000-0xdd6fffff irq 48 at device 14.0 on pci3
> em0: Ethernet address: 00:13:72:8b:3c:a9
> pcib4: <MPTable PCI-PCI bridge> irq 11 at device 3.0 on pci0
> pci4: <PCI bus> on pcib4
> pcib5: <MPTable PCI-PCI bridge> irq 11 at device 4.0 on pci0
> pci5: <PCI bus> on pcib5
> uhci0: <Intel 82801EB (ICH5) USB controller USB-A> port 0xff80-0xff9f
> irq 16 at device 29.0 on pci0
> uhci0: [GIANT-LOCKED]
> usb0: <Intel 82801EB (ICH5) USB controller USB-A> on uhci0
> usb0: USB revision 1.0
> uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 2 ports with 2 removable, self powered
> uhci1: <Intel 82801EB (ICH5) USB controller USB-B> port 0xff60-0xff7f
> irq 19 at device 29.1 on pci0
> uhci1: [GIANT-LOCKED]
> usb1: <Intel 82801EB (ICH5) USB controller USB-B> on uhci1
> usb1: USB revision 1.0
> uhub1: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub1: 2 ports with 2 removable, self powered
> uhci2: <Intel 82801EB (ICH5) USB controller USB-C> port 0xff40-0xff5f
> irq 18 at device 29.2 on pci0
> uhci2: [GIANT-LOCKED]
> usb2: <Intel 82801EB (ICH5) USB controller USB-C> on uhci2
> usb2: USB revision 1.0
> uhub2: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub2: 2 ports with 2 removable, self powered
> uhci3: <Intel 82801EB (ICH5) USB controller USB-D> port 0xff20-0xff3f
> irq 16 at device 29.3 on pci0
> uhci3: [GIANT-LOCKED]
> usb3: <Intel 82801EB (ICH5) USB controller USB-D> on uhci3
> usb3: USB revision 1.0
> uhub3: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub3: 2 ports with 2 removable, self powered
> ehci0: <Intel 82801EB/R (ICH5) USB 2.0 controller> mem
> 0xffa80800-0xffa80bff irq 23 at device 29.7 on pci0
> ehci0: [GIANT-LOCKED]
> usb4: waiting for BIOS to give up control
> usb4: EHCI version 1.0
> usb4: companion controllers, 2 ports each: usb0 usb1 usb2 usb3
> usb4: <Intel 82801EB/R (ICH5) 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
> uhub4: 8 ports with 8 removable, self powered
> umass0: FREECOM. ATAPI-6 Bridge Controller, rev 2.00/0.00, addr 2
> umass1: Freecom Classic Mobile 2.5' Hard Disk, rev 2.00/0.33, addr 3
> pcib6: <MPTable PCI-PCI bridge> at device 30.0 on pci0
> pci6: <PCI bus> on pcib6
> isab0: <PCI-ISA bridge> at device 31.0 on pci0
> isa0: <ISA bus> on isab0
> atapci0: <Intel ICH5 UDMA100 controller> port
> 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xffa0-0xffaf mem
> 0xdffffc00-0xdfffffff irq 18 at device 31.1 on pci0
> ata0: <ATA channel 0> on atapci0
> ata1: <ATA channel 1> on atapci0
> atapci1: <Intel ICH5 SATA150 controller> port
> 0xfe00-0xfe07,0xfe10-0xfe13,0xfe20-0xfe27,0xfe30-0xfe33,0xfea0-0xfeaf
> irq 18 at device 31.2 on pci0
> ata2: <ATA channel 0> on atapci1
> ata3: <ATA channel 1> on atapci1
> pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
> pmtimer0 on isa0
> orm0: <ISA Option ROMs> at iomem
> 0xc0000-0xc7fff,0xc8000-0xc87ff,0xc8800-0xc9fff,0xca000-0xcbfff on
> isa0
> atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> atkbd0: <AT Keyboard> irq 1 on atkbdc0
> kbd0 at atkbd0
> atkbd0: [GIANT-LOCKED]
> psm0: <PS/2 Mouse> irq 12 on atkbdc0
> psm0: [GIANT-LOCKED]
> psm0: model Generic PS/2 mouse, device ID 0
> ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
> ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
> ppc0: FIFO with 16/16/8 bytes threshold
> ppbus0: <Parallel port bus> on ppc0
> plip0: <PLIP network interface> on ppbus0
> lpt0: <Printer> on ppbus0
> lpt0: Interrupt-driven port
> ppi0: <Parallel I/O> on ppbus0
> sc0: <System console> at flags 0x100 on isa0
> sc0: VGA <16 virtual consoles, flags=0x300>
> sio0: configured irq 4 not in bitmap of probed irqs 0
> sio0: port may not be enabled
> sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
> sio0: type 16550A
> sio1: configured irq 3 not in bitmap of probed irqs 0
> sio1: port may not be enabled
> sio1 at port 0x2f8-0x2ff irq 3 on isa0
> sio1: type 16550A
> vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> unknown: <PNP0c01> can't assign resources (memory)
> unknown: <PNP0501> can't assign resources (port)
> unknown: <PNP0501> can't assign resources (port)
> unknown: <PNP0400> can't assign resources (port)
> unknown: <PNP0303> can't assign resources (port)
> ukbd0: Dell Dell USB Keyboard, rev 1.10/2.00, addr 2, iclass 3/1
> kbd2 at ukbd0
> ums0: Microsoft Microsoft 5-Button Mouse with IntelliEye(TM), rev
> 1.10/3.00, addr 3, iclass 3/1
> ums0: 5 buttons and Z dir.
> Timecounter "TSC" frequency 2992517370 Hz quality 800
> Timecounters tick every 1.000 msec
> acd0: CDROM <GCR-8485B/1.06> at ata1-master UDMA33
> ad4: 76293MB <Seagate ST3808110AS 3.ADH> at ata2-master SATA150
> da1 at umass-sim1 bus 1 target 0 lun 0
> da1: <TOSHIBA MK3021GAS 0811> Fixed Direct Access SCSI-0 device
> da1: 40.000MB/s transfers
> da1: 28615MB (58605120 512 byte sectors: 255H 63S/T 3648C)
> da0 at umass-sim0 bus 0 target 0 lun 0
> da0: <FUJITSU MHV2040AT 0000> Fixed Direct Access SCSI-0 device
> da0: 40.000MB/s transfers
> da0: 38154MB (78140160 512 byte sectors: 255H 63S/T 4864C)
> Trying to mount root from ufs:/dev/ad4s1a
> WARNING: / was not properly dismounted
> WARNING: /usr was not properly dismounted
> /usr: mount pending error: blocks 24 files 1
> WARNING: /var was not properly dismounted
>
> _______________________________________________
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