Date: Thu, 20 Jan 2000 18:00:36 -0800 From: arnee <arnee@geocities.com> To: Matthew Dillon <dillon@apollo.backplane.com> Cc: current@FreeBSD.ORG, Gerald Abshez <gerald@manhattanprojects.com> Subject: Re: ...(file transfer crashes system) ethernet driver or IP stack bug? Message-ID: <3887BDC4.A3AEBD35@geocities.com> References: <387FDF2D.575DC537@geocities.com> <200001150528.VAA95955@apollo.backplane.com> <3883B0F4.60A1623F@geocities.com> <200001180226.SAA18343@apollo.backplane.com> <3886A6A9.12DA7F32@geocities.com> <200001200634.WAA42986@apollo.backplane.com>
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Matthew Dillon wrote:
> :Fatal trap 12: page fault while in kernel mode
> :fault virtual address = 0x8bc93139
> :fault code = supervisor read, page not present
> :instruction pointer = 0x8:0xc018aa5f
> :stack pointer = 0x10:0xc437be0c
> :frame pointer = 0x10:0xc437be28
> :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 = 163 (smbd)
> :interrupt mask =
> :kernel: type 12 trap, code=0
> :Stopped at ip_input+0xc7: lock adcb $0x75,%al
> :db> trace
> :ip_input(c03ca500) at ip_input+0xc7
> :ipintr(c0209880,0,c021e3c2,c0156ac3,0) at ipintr+0x4b
> :swi_net_next(c3fe1b40,c437bed0,c435bedc,0,0) at swi_net_next
> :recvit(c410a400,7,c437bf20,0,c410a400) at recvit+0x101
> :recvfrom((c410a400,c437bf80,281b0ec8,6bbb,ffff) at recvfrom+0x6c
> :syscall(bfbf002f,c437002f,bfbf002f,ffff,6bbb) at syscall+0x176
> :Xint0x80_syscall() at Xint0x80_syscall+0x26
> :
> :By this time I am suspecting that it might be samba. So, I tried another scenario.
>
> This looks to me like a bug in either the ethernet driver or
> the IP stack.
>
> Could you supply the output from 'dmesg'? With NFS and softupdates not
> being the cause this isn't really in my court any more but maybe
> someone else in -current has some ideas.
>
> -Matt
> Matthew Dillon
> <dillon@backplane.com>
Thanks for the help matt. Here is the 'dmesg'...
arnee
FreeBSD 4.0-CURRENT-20000118-08:18 #4: Tue Jan 18 13:17:49 PST 2000
root@groovinit:/usr/src/sys/compile/GROOVINIT
Timecounter "i8254" frequency 1193182 Hz
Timecounter "TSC" frequency 249919443 Hz
CPU: Cyrix 6x86MX (249.92-MHz 686-class CPU)
Origin = "CyrixInstead" Id = 0x601 Stepping = 1 DIR=0x1453
Features=0x80a135<FPU,DE,TSC,MSR,CX8,PGE,CMOV,MMX>
real memory = 29360128 (28672K bytes)
avail memory = 25792512 (25188K bytes)
Preloaded elf kernel "kernel" at 0xc02c9000.
md0: Malloc disk
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcib0: <Host to PCI bridge> on motherboard
pci0: <PCI bus> on pcib0
isab0: <SiS 85c503 PCI-ISA bridge> at device 1.0 on pci0
isa0: <ISA bus> on isab0
ata-pci0: <SiS 5591 ATA-33 controller> port
0x4000-0x400f,0xa8c42268-0xa8c4226b,0x35d8a0c0-0x35d8a0c7,0xc7cc0-0xc7cc3,0x42140728-0x4214072f
irq 0 at device 1.1 on pci0
ata-pci0: Busmastering DMA supported
ata-pci1: <Promise ATA-66 controller> port
0xf080-0xf0bf,0xf7e0-0xf7e3,0xf790-0xf797,0xf7f0-0xf7f3,0xf7a0-0xf7a7 mem
0xffac0000-0xffadffff irq 11 at device 13.0 on pci0
ata-pci1: Busmastering DMA supported
ata2 at 0xf7a0 irq 11 on ata-pci1
dc0: <82c169 PNIC 10/100BaseTX> port 0xf200-0xf2ff mem 0xffaaff00-0xffaaffff irq 9 at
device 15.0 on pci0
dc0: Ethernet address: 00:a0:cc:58:fa:0f
miibus0: <MII bus> on dc0
ukphy0: <Generic IEEE 802.3u media interface> on miibus0
ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
vga-pci0: <SiS model 0200 VGA-compatible display device> port 0xf400-0xf47f mem
0xffaf0000-0xffafffff,0xff400000-0xff7fffff irq 10 at device 20.0 on pci0
fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
atkbdc0: <keyboard controller (i8042)> at port 0x60-0x6f on isa0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
vga0: <Generic ISA VGA> at port 0x3b0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> on isa0
sc0: VGA <16 virtual consoles, flags=0x200>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16550A
ppc0: <Parallel port> at port 0x378-0x37f irq 7 flags 0x40 on isa0
ppc0: Generic chipset (NIBBLE-only) in COMPATIBLE mode
ad4: <WDC WD172AA/29.05T29> ATA-4 disk at ata2 as master
ad4: 16448MB (33687360 sectors), 33420 cyls, 16 heads, 63 S/T, 512 B/S
ad4: 16 secs/int, 1 depth queue, UDMA66
Mounting root from ufs:/dev/ad4s1a
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