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Re: Odd happenings

To: "Eric Bullen" <ericb_obsd@thedeepsky.com>
Subject: Re: Odd happenings
From: Stefan Sonnenberg-Carstens <ssc@coolspot.de>
Date: Sat, 20 Mar 2004 18:04:42 +0100
Cc: tech@openbsd.org
References: <35852.192.168.2.252.1079797355.squirrel@www.thedeepsky.com>
The kernel function to tell you this will be called only at very few
places on i386.
It could have something to do with your PCI hardware.



On Sat, 20 Mar 2004 07:42:35 -0800 (PST)
"Eric Bullen" <ericb_obsd@thedeepsky.com> wrote:

> Hi All,
> 
> This one has me stumped, and I need some help. It's happened ever since I
> upgraded to obsd34, and I can't find any reason for it to be happening.
> Here's what I know:
> 
> 1) I get the error message: "extent_alloc_subregion: can't allocate region
> descriptor", and while I can CTRL+ALT+<F-Key>, I can't type anything else
> to log in (when in front of the system).
> 
> 2) The system appears to lock up at exactly 12:00am. No, there is no cron
> job that happens exactly and only at that time (although some cron jobs
> that run every 5 mins).
> 
> 3) I had an IRC session opened up (from a natted IP), and it was
> operating, however, I couldn't ssh to the gateway.
> 
> 4) The gateway (every 5 mins) does a traceroute outbound to see the
> latency for some hops, that stops working (the cron job runs, but the
> script can't make outbound connections).
> 
> 5) Inbound SMTP and DNS to my internal binatted server works fine.
> 
> 6) If I disable the following options in my pf.conf file, the firewall
> stays up. If I have them active the firewall will be up for ~40 days
> before wedging (like in this case).
> 
> scrub in on $EXT_NIC all fragment reassemble
> scrub out on $EXT_NIC all fragment reassemble random-id no-df
> 
> I would be more than happy to include my pf.conf if there are requests for
> it.
> 
> 7) This (the wedging) has happened probably 3 or 4 times since upgrading
> to obsd34.
> 
> 8) I am *not* running the generic kernel, but here's the diff between the
> GENERIC config and mine (seems pretty sane). Also, below that is my dmesg
> output:
> 
> Much thanks in advance for any help.
> 
> -E
> 
> --- GENERIC        Tue Sep  2 13:44:33 2003
> +++ GENERIC.new Fri Dec  5 07:16:47 2003
> @@ -8,9 +8,9 @@
> 
>  include "../../../conf/GENERIC"
> 
> -option         I386_CPU
> -option         I486_CPU
> -option         I586_CPU
> +
> +
> +
>  option         I686_CPU
>  option         GPL_MATH_EMULATE
> 
> @@ -23,7 +23,7 @@
> -
> +option         DUMMY_NOPS
> 
>  option         COMPAT_SVR4
>  option         COMPAT_IBCS2
> 
> #===================================#
> OpenBSD 3.4-stable (build) #0: Fri Dec  5 07:27:18 PST 2003
>     me@foo.bar:/usr/src/sys/build
> cpu0: Intel Pentium III (Coppermine) ("GenuineIntel" 686-class) 665 MHz
> cpu0:
> FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SIMD
> real mem  = 535146496 (522604K)
> avail mem = 490278912 (478788K)
> using 4278 buffers containing 26861568 bytes (26232K) of memory
> mainbus0 (root)
> bios0 at mainbus0: AT/286+(00) BIOS, date 06/19/01, BIOS32 rev. 0 @ 0xfda74
> apm0 at bios0: Power Management spec V1.2 (BIOS mgmt disabled)
> apm0: AC on, battery charge unknown
> pcibios0 at bios0: rev. 2.1 @ 0xf0000/0x10000
> pcibios0: PCI IRQ Routing Table rev. 1.0 @ 0xf2dd0/224 (12 entries)
> pcibios0: PCI Interrupt Router at 000:31:0 ("Intel 82371FB PCI-ISA" rev 0x00)
> pcibios0: PCI bus #1 is the last bus
> bios0: ROM list: 0xc0000/0xc000 0xcc000/0x1000 0xcd000/0x4800
> 0xd1800/0x1800 0xd3000/0x1800 0xd4800/0x18
> 00
> pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
> pchb0 at pci0 dev 0 function 0 "Intel 82815 Hub" rev 0x02
> vga1 at pci0 dev 2 function 0 "Intel 82815 Graphics" rev 0x02: aperture at
> 0xf8000000, size 0x4000000
> wsdisplay0 at vga1: console (80x25, vt100 emulation)
> wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
> ppb0 at pci0 dev 30 function 0 "Intel 82801BA AGP" rev 0x02
> pci1 at ppb0 bus 1
> fxp0 at pci1 dev 9 function 0 "Intel 82557" rev 0x0c: irq 10, address
> 00:02:b3:b5:eb:53
> inphy0 at fxp0 phy 1: i82555 10/100 media interface, rev. 4
> fxp1 at pci1 dev 10 function 0 "Intel 82557" rev 0x0c: irq 3, address
> 00:02:b3:a0:35:28
> inphy1 at fxp1 phy 1: i82555 10/100 media interface, rev. 4
> fxp2 at pci1 dev 11 function 0 "Intel 82557" rev 0x0c: irq 15, address
> 00:02:b3:a8:58:51
> inphy2 at fxp2 phy 1: i82555 10/100 media interface, rev. 4
> ahc1 at pci1 dev 12 function 0 "Adaptec AHA-2940U" rev 0x01: irq 14
> ahc1: aic7880: Ultra Wide Channel A, SCSI Id=7, 16/255 SCBs
> scsibus0 at ahc1: 16 targets
> ahc1: target 1 synchronous at 20.0MHz, offset = 0x8
> ahc1: target 1 using tagged queuing
> sd0 at scsibus0 targ 1 lun 0: <SEAGATE, ST318404LW, 0002> SCSI3 0/direct
> fixed
> sd0: 17501MB, 14384 cyl, 6 head, 415 sec, 512 bytes/sec, 35843670 sec total
> ahc1: target 1 using asynchronous transfers
> ahc1: target 1 synchronous at 20.0MHz, offset = 0x8
> ahc1: target 1 using asynchronous transfers
> ahc1: target 1 synchronous at 20.0MHz, offset = 0x8
> ahc1: target 1 using asynchronous transfers
> ahc1: target 1 synchronous at 20.0MHz, offset = 0x8
> ahc1: target 1 using asynchronous transfers
> ahc1: target 1 synchronous at 20.0MHz, offset = 0x8
> ahc1: target 1 using asynchronous transfers
> ahc1: target 1 synchronous at 20.0MHz, offset = 0x8
> ahc1: target 1 using asynchronous transfers
> ahc1: target 1 synchronous at 20.0MHz, offset = 0x8
> ahc1: target 1 using asynchronous transfers
> ahc1: target 1 synchronous at 20.0MHz, offset = 0x8
> eap0 at pci1 dev 13 function 0 "Ensoniq CT5880" rev 0x02: irq 10
> ac97: codec id 0x83847608 (SigmaTel STAC9708/11)
> ac97: codec features 18 bit DAC, 18 bit ADC, SigmaTel 3D
> audio0 at eap0
> pcib0 at pci0 dev 31 function 0 "Intel 82801BA LPC" rev 0x02
> pciide0 at pci0 dev 31 function 1 "Intel 82801BA IDE" rev 0x02: DMA,
> channel 0 wired to compatibility, c
> hannel 1 wired to compatibility
> pciide0: channel 0 ignored (disabled)
> pciide0: channel 1 ignored (disabled)
> uhci0 at pci0 dev 31 function 2 "Intel 82801BA USB" rev 0x02: irq 9
> usb0 at uhci0: USB revision 1.0
> uhub0 at usb0
> uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 2 ports with 2 removable, self powered
> "Intel 82801BA SMBus" rev 0x02 at pci0 dev 31 function 3 not configured
> uhci1 at pci0 dev 31 function 4 "Intel 82801BA USB2" rev 0x02: irq 15
> usb1 at uhci1: USB revision 1.0
> uhub1 at usb1
> uhub1: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub1: 2 ports with 2 removable, self powered
> isa0 at pcib0
> isadma0 at isa0
> pckbc0 at isa0 port 0x60/5
> pckbd0 at pckbc0 (kbd slot)
> pckbc0: using irq 1 for kbd slot
> wskbd0 at pckbd0: console keyboard, using wsdisplay0
> pcppi0 at isa0 port 0x61
> midi0 at pcppi0: <PC speaker>
> sysbeep0 at pcppi0
> npx0 at isa0 port 0xf0/16: using exception 16
> fdc0 at isa0 port 0x3f0/6 irq 6 drq 2
> biomask c240 netmask c648 ttymask c64a
> pctr: 686-class user-level performance counters enabled
> mtrr: Pentium Pro MTRR support
> dkcsum: sd0 matched BIOS disk 80
> root on sd0a
> rootdev=0x400 rrootdev=0xd00 rawdev=0xd02
References:
- Odd happenings
  - From: "Eric Bullen" <ericb_obsd@thedeepsky.com>
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