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Message-Id: <200610292140.k9TLeZ5p029590@www.freebsd.org>
Date: Sun, 29 Oct 2006 21:40:35 GMT
From: Imri Zvik<imriz@co.zahav.net.il>
To: freebsd-gnats-submit@FreeBSD.org
Subject: network hang (the em driver) when filesystem is full
X-Send-Pr-Version: www-3.0

>Number:         104914
>Category:       kern
>Synopsis:       [em] network hang (the em driver) when filesystem is full
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    remko
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Oct 29 21:50:19 GMT 2006
>Closed-Date:    Fri Feb 16 06:55:34 GMT 2007
>Last-Modified:  Fri Feb 16 06:55:34 GMT 2007
>Originator:     Imri Zvik
>Release:        6.2-PRERELEASE
>Organization:
>Environment:
FreeBSD einstein 6.2-PRERELEASE FreeBSD 6.2-PRERELEASE #8: Sun Oct 29 23:21:16 IST 2006     root@einstein:/usr/obj/usr/src/sys/IGLD  i386
>Description:
When the filesystem is full, there is a complete network hang (not even arp
is working), and only reboot solves it. The console remains responsive.

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 is a registered trademark of The FreeBSD Foundation.
FreeBSD 6.2-PRERELEASE #8: Sun Oct 29 23:21:16 IST 2006
    root@einstein:/usr/obj/usr/src/sys/IGLD
MPTable: <  Kings Canyon>
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Xeon(TM) CPU 2.80GHz (2799.22-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0xf29  Stepping = 9
  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=0x4400<CNTX-ID,<b14>>
  Logical CPUs per core: 2
real memory  = 3220701184 (3071 MB)
avail memory = 3150663680 (3004 MB)
FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
 cpu2 (AP): APIC ID:  6
 cpu3 (AP): APIC ID:  7
ioapic0: Assuming intbase of 0
ioapic1: Assuming intbase of 24
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
cpu0 on motherboard
cpu1 on motherboard
cpu2 on motherboard
cpu3 on motherboard
pcib0: <MPTable Host-PCI bridge> pcibus 0 on motherboard
pci0: <PCI bus> on pcib0
pci0: <unknown> at device 0.1 (no driver attached)
pcib1: <PCI-PCI bridge> at device 2.0 on pci0
pci1: <PCI bus> on pcib1
pci1: <base peripheral, interrupt controller> at device 28.0 (no driver attached)
pcib2: <MPTable PCI-PCI bridge> at device 29.0 on pci1
pci2: <PCI bus> on pcib2
em0: <Intel(R) PRO/1000 Network Connection Version - 6.2.9> port 0x3000-0x303f mem 0xfc200000-0xfc21ffff irq 48 at device 1.0 on pci2
em0: Ethernet address: 00:07:e9:11:2d:e2
em1: <Intel(R) PRO/1000 Network Connection Version - 6.2.9> port 0x3040-0x307f mem 0xfc220000-0xfc23ffff irq 49 at device 1.1 on pci2
em1: Ethernet address: 00:07:e9:11:2d:e3
em2: <Intel(R) PRO/1000 Network Connection Version - 6.2.9> port 0x3080-0x30bf mem 0xfc240000-0xfc25ffff irq 54 at device 3.0 on pci2
em2: Ethernet address: 00:30:48:29:5b:a6
em3: <Intel(R) PRO/1000 Network Connection Version - 6.2.9> port 0x30c0-0x30ff mem 0xfc260000-0xfc27ffff irq 55 at device 3.1 on pci2
em3: Ethernet address: 00:30:48:29:5b:a7
pci1: <base peripheral, interrupt controller> at device 30.0 (no driver attached)
pcib3: <MPTable PCI-PCI bridge> at device 31.0 on pci1
pci3: <PCI bus> on pcib3
ahd0: <Adaptec AIC7902 Ultra320 SCSI adapter> port 0x4400-0x44ff,0x4000-0x40ff mem 0xfc300000-0xfc301fff irq 28 at device 2.0 on pci3
ahd0: [GIANT-LOCKED]
aic7902: Ultra320 Wide Channel A, SCSI Id=7, PCI-X 101-133Mhz, 512 SCBs
ahd1: <Adaptec AIC7902 Ultra320 SCSI adapter> port 0x4c00-0x4cff,0x4800-0x48ff mem 0xfc302000-0xfc303fff irq 29 at device 2.1 on pci3
ahd1: [GIANT-LOCKED]
aic7902: Ultra320 Wide Channel B, SCSI Id=7, PCI-X 101-133Mhz, 512 SCBs
pci0: <unknown> at device 2.1 (no driver attached)
uhci0: <Intel 82801CA/CAM (ICH3) USB controller USB-A> port 0x2000-0x201f irq 16 at device 29.0 on pci0
uhci0: [GIANT-LOCKED]
usb0: <Intel 82801CA/CAM (ICH3) 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 82801CA/CAM (ICH3) USB controller USB-B> port 0x2020-0x203f irq 19 at device 29.1 on pci0
uhci1: [GIANT-LOCKED]
usb1: <Intel 82801CA/CAM (ICH3) 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 82801CA/CAM (ICH3) USB controller USB-C> port 0x2040-0x205f irq 18 at device 29.2 on pci0
uhci2: [GIANT-LOCKED]
usb2: <Intel 82801CA/CAM (ICH3) 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
pcib4: <MPTable PCI-PCI bridge> at device 30.0 on pci0
pci4: <PCI bus> on pcib4
pci4: <display, VGA> at device 1.0 (no driver attached)
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel ICH3 UDMA100 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0x2080-0x208f at device 31.1 on pci0
ata0: <ATA channel 0> on atapci0
ata1: <ATA channel 1> on atapci0
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
pmtimer0 on isa0
orm0: <ISA Option ROMs> at iomem 0xc0000-0xc7fff,0xc8000-0xc8fff,0xc9000-0xc9fff,0xca000-0xcafff,0xe0000-0xe3fff 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]
ppc0: parallel port not found.
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
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
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
unknown: <PNP0c02> can't assign resources (memory)
unknown: <PNP0303> can't assign resources (port)
unknown: <PNP0c02> can't assign resources (memory)
unknown: <PNP0501> can't assign resources (port)
unknown: <PNP0501> can't assign resources (port)
fdc1: No FDOUT register!
Timecounters tick every 1.000 msec
ipfw2 (+ipv6) initialized, divert loadable, rule-based forwarding disabled, default to accept, logging unlimited
Waiting 5 seconds for SCSI devices to settle
da0 at ahd0 bus 0 target 0 lun 0
da0: <SEAGATE ST336753LW 0006> Fixed Direct Access SCSI-3 device
da0: 320.000MB/s transfers (160.000MHz, offset 63, 16bit), Tagged Queueing Enabled
da0: 34732MB (71132960 512 byte sectors: 255H 63S/T 4427C)
SMP: AP CPU #2 Launched!
SMP: AP CPU #1 Launched!
SMP: AP CPU #3 Launched!
Trying to mount root from ufs:/dev/da0s1a



pciconf -vl:

hostb0@pci0:0:0:        class=0x060000 card=0x358015d9 chip=0x254c8086 rev=0x01 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = 'E7501 Host Controller'
    class    = bridge
    subclass = HOST-PCI
none0@pci0:0:1: class=0xff0000 card=0x358015d9 chip=0x25418086 rev=0x01 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = 'E7500 System Controller (MCH, Hub Interface A) Error Reporter'
pcib1@pci0:2:0: class=0x060400 card=0x00000000 chip=0x25438086 rev=0x01 hdr=0x01
    vendor   = 'Intel Corporation'
    device   = 'E7500/E7501 HI_B Virtual PCI-to-PCI Bridge'
    class    = bridge
    subclass = PCI-PCI
none1@pci0:2:1: class=0xff0000 card=0x00000000 chip=0x25448086 rev=0x01 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = 'E7500/E7501 HI_B PCI-to-PCI Bridge Error Reporting'
uhci0@pci0:29:0:        class=0x0c0300 card=0x358015d9 chip=0x24828086 rev=0x02 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82801CA/CAM (ICH3-S/ICH3-M) USB Controller'
    class    = serial bus
    subclass = USB
uhci1@pci0:29:1:        class=0x0c0300 card=0x358015d9 chip=0x24848086 rev=0x02 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82801CA/CAM (ICH3-S/ICH3-M) USB Controller'
    class    = serial bus
    subclass = USB
uhci2@pci0:29:2:        class=0x0c0300 card=0x358015d9 chip=0x24878086 rev=0x02 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82801CA/CAM (ICH3-S/ICH3-M) USB Controller'
    class    = serial bus
    subclass = USB
pcib4@pci0:30:0:        class=0x060400 card=0x00000000 chip=0x244e8086 rev=0x42 hdr=0x01
    vendor   = 'Intel Corporation'
    device   = '82801BA/CA/DB/DBL/EB/ER/FB (ICH2/3/4/4/5/5/6), 6300ESB Hub Interface to PCI Bridge'
    class    = bridge
    subclass = PCI-PCI
isab0@pci0:31:0:        class=0x060100 card=0x00000000 chip=0x24808086 rev=0x02 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82801CA/CAM (ICH3-S/ICH3-M) LPC Interface'
    class    = bridge
    subclass = PCI-ISA
atapci0@pci0:31:1:      class=0x01018a card=0x358015d9 chip=0x248b8086 rev=0x02 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82801CA (ICH3) UltraATA/100 EIDE Controller'
    class    = mass storage
    subclass = ATA
none2@pci0:31:3:        class=0x0c0500 card=0x358015d9 chip=0x24838086 rev=0x02 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82801CA/CAM (ICH3-S/ICH3-M) SMBus Controller'
    class    = serial bus
    subclass = SMBus
none3@pci1:28:0:        class=0x080020 card=0x358015d9 chip=0x14618086 rev=0x04 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = 'P64H2 I/O Advanced Programmable Interrupt Controller'
    class    = base peripheral
    subclass = interrupt controller
pcib2@pci1:29:0:        class=0x060400 card=0x00000050 chip=0x14608086 rev=0x04 hdr=0x01
    vendor   = 'Intel Corporation'
    device   = '82870P2 P64H2 PCI/PCI-X Hub Controller'
    class    = bridge
    subclass = PCI-PCI
none4@pci1:30:0:        class=0x080020 card=0x358015d9 chip=0x14618086 rev=0x04 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = 'P64H2 I/O Advanced Programmable Interrupt Controller'
    class    = base peripheral
    subclass = interrupt controller
pcib3@pci1:31:0:        class=0x060400 card=0x00000050 chip=0x14608086 rev=0x04 hdr=0x01
    vendor   = 'Intel Corporation'
    device   = '82870P2 P64H2 PCI/PCI-X Hub Controller'
    class    = bridge
    subclass = PCI-PCI
em0@pci2:1:0:   class=0x020000 card=0x10118086 chip=0x10108086 rev=0x01 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82546EB Dual Port Gigabit Ethernet Controller (Copper)'
    class    = network
    subclass = ethernet
em1@pci2:1:1:   class=0x020000 card=0x10118086 chip=0x10108086 rev=0x01 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82546EB Dual Port Gigabit Ethernet Controller (Copper)'
    class    = network
    subclass = ethernet
em2@pci2:3:0:   class=0x020000 card=0x10118086 chip=0x10108086 rev=0x01 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82546EB Dual Port Gigabit Ethernet Controller (Copper)'
    class    = network
    subclass = ethernet
em3@pci2:3:1:   class=0x020000 card=0x10118086 chip=0x10108086 rev=0x01 hdr=0x00
    vendor   = 'Intel Corporation'
    device   = '82546EB Dual Port Gigabit Ethernet Controller (Copper)'
    class    = network
    subclass = ethernet
ahd0@pci3:2:0:  class=0x010000 card=0x005e9005 chip=0x801d9005 rev=0x10 hdr=0x00
    vendor   = 'Adaptec Inc'
    device   = 'AIC-7902B Ultra320 SCSI Controller'
    class    = mass storage
    subclass = SCSI
ahd1@pci3:2:1:  class=0x010000 card=0x005e9005 chip=0x801d9005 rev=0x10 hdr=0x00
    vendor   = 'Adaptec Inc'
    device   = 'AIC-7902B Ultra320 SCSI Controller'
    class    = mass storage
    subclass = SCSI
none5@pci4:1:0: class=0x030000 card=0x00081002 chip=0x47521002 rev=0x27 hdr=0x00
    vendor   = 'ATI Technologies Inc'
    device   = 'Rage XL PCI'
    class    = display
    subclass = VGA

vmstat -i:

interrupt                          total       rate
irq1: atkbd0                           1          0
irq28: ahd0                        41514         74
irq29: ahd1                           15          0
irq54: em2                        155725        279
cpu0: timer                      1110289       1989
cpu2: timer                      1092537       1957
cpu1: timer                      1092537       1957
cpu3: timer                      1092537       1957
Total                            4585155       8217

>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->feedback 
State-Changed-By: remko 
State-Changed-When: Thu Feb 15 10:42:42 UTC 2007 
State-Changed-Why:  
What filesystem are we talking about!? 

http://www.freebsd.org/cgi/query-pr.cgi?pr=104914 
Responsible-Changed-From-To: freebsd-bugs->remko 
Responsible-Changed-By: remko 
Responsible-Changed-When: Thu Feb 15 10:43:15 UTC 2007 
Responsible-Changed-Why:  
await feedback 

http://www.freebsd.org/cgi/query-pr.cgi?pr=104914 
State-Changed-From-To: feedback->closed 
State-Changed-By: remko 
State-Changed-When: Fri Feb 16 06:55:29 UTC 2007 
State-Changed-Why:  
The submitter thinks that this is because of faulty hardware, he cannot 
reproduce this since the hardware is no longer available at the moment. 
If there are updates he will submit these in the audit-trial. Thanks for 
the feedback! 

http://www.freebsd.org/cgi/query-pr.cgi?pr=104914 
>Unformatted:
