From owner-freebsd-current@FreeBSD.ORG Thu May 27 07:28:12 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9005016A4CE for ; Thu, 27 May 2004 07:28:12 -0700 (PDT) Received: from oasis.uptsoft.com (oasis.uptsoft.com [217.20.165.41]) by mx1.FreeBSD.org (Postfix) with ESMTP id E36F243D2F for ; Thu, 27 May 2004 07:28:10 -0700 (PDT) (envelope-from devnull@oasis.uptsoft.com) Received: (from devnull@localhost) by oasis.uptsoft.com (8.11.6/linuxconf) id i4REQwI18257 for freebsd-current@freebsd.org; Thu, 27 May 2004 17:26:58 +0300 Date: Thu, 27 May 2004 17:26:57 +0300 From: Sergey Lyubka To: freebsd-current@freebsd.org Message-ID: <20040527172657.C17016@oasis.uptsoft.com> Mail-Followup-To: freebsd-current@freebsd.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="H+4ONPRPur6+Ovig" Content-Disposition: inline User-Agent: Mutt/1.2.5.1i X-OS: FreeBSD 4.5-STABLE Subject: crash when bpf is used heavily X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 May 2004 14:28:12 -0000 --H+4ONPRPur6+Ovig Content-Type: text/plain; charset=us-ascii Content-Disposition: inline on latest -current, I did change the BPF_MAXBUFSIZE in sys/net/bpf.h to 16 Mb Actual BPF buffer size is 4Mb: $ sysctl -a | grep bpf debug.bpf_bufsize: 4194304 debug.bpf_maxbufsize: 16777216 Now, I run number of bpf-aware processes, and this causes crash with following kernel message: panic: kmem_malloc(4194304) too small: 271405056 total allocated at line 335 in file ../../../vm/vm_kern.c cpuid=0; boot() called on cpu#0 the system is -current, HP proliant 2-xeon: Copyright (c) 1992-2004 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 5.2-CURRENT #1: Thu May 27 14:48:50 GMT 2004 root@valenok:/usr/src/sys/i386/compile/VALENOK Preloaded elf kernel "/boot/kernel/kernel" at 0xc086e000. Timecounter "i8254" frequency 1193182 Hz quality 0 CPU: Intel(R) Xeon(TM) CPU 2.80GHz (2787.11-MHz 686-class CPU) Origin = "GenuineIntel" Id = 0xf29 Stepping = 9 Features=0xbfebfbff Hyperthreading: 2 logical CPUs real memory = 3221200896 (3071 MB) avail memory = 3150893056 (3004 MB) MPTable: FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs cpu0 (BSP): APIC ID: 0 cpu1 (AP): APIC ID: 6 ioapic0: Assuming intbase of 0 ioapic1: Assuming intbase of 16 ioapic2: Assuming intbase of 32 ioapic3: Assuming intbase of 48 ioapic0 irqs 0-15 on motherboard ioapic1 irqs 16-31 on motherboard ioapic2 irqs 32-47 on motherboard ioapic3 irqs 48-63 on motherboard --skipped -- kernel config is attached --H+4ONPRPur6+Ovig Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=kernconf_freebsd5 # # GENERIC -- Generic kernel configuration file for FreeBSD/i386 # # For more information on this file, please read the handbook section on # Kernel Configuration Files: # # http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html # # The handbook is also available locally in /usr/share/doc/handbook # if you've installed the doc distribution, otherwise always see the # FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the # latest information. # # An exhaustive list of options and more detailed explanations of the # device lines is also present in the ../../conf/NOTES and NOTES files. # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # # $FreeBSD: src/sys/i386/conf/GENERIC,v 1.394.2.3 2004/01/26 19:42:11 nectar Exp $ machine i386 cpu I586_CPU cpu I686_CPU ident VALENOK #To statically compile in device wiring instead of /boot/device.hints hints "GENERIC.hints" #Default places to look for devices. #makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols options SCHED_4BSD #4BSD scheduler options INET #InterNETworking #options INET6 #IPv6 communications protocols options FFS #Berkeley Fast Filesystem options SOFTUPDATES #Enable FFS soft updates support #options UFS_ACL #Support for access control lists options UFS_DIRHASH #Improve performance on big directories options MD_ROOT #MD is a potential root device #options BOOTP #Use BOOTP to obtain IP address/hostname #options BOOTP_NFSROOT #NFS mount root filesystem using BOOTP info #options BOOTP_NFSV3 #Use NFS v3 to NFS mount rootoptions #options BOOTP_COMPAT #Workaround for broken bootp daemons. options DEVICE_POLLING options HZ=1000 options NFSCLIENT #Network File System options NFS_ROOT #NFS usable as root device, NFS required options NULLFS #nullfs options MSDOSFS #MSDOS Filesystem options CD9660 #ISO 9660 Filesystem options PROCFS #Process filesystem (requires PSEUDOFS) options PSEUDOFS #Pseudo-filesystem framework options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!] options COMPAT_FREEBSD4 #Compatible with FreeBSD4 options SCSI_DELAY=15000 #Delay (in ms) before probing SCSI #options KTRACE #ktrace(1) support options SYSVSHM #SYSV-style shared memory options SYSVMSG #SYSV-style message queues options SYSVSEM #SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions options KBD_INSTALL_CDEV # install a CDEV entry in /dev #options AHC_REG_PRETTY_PRINT # Print register bitfields in debug # output. Adds ~128k to driver. #options AHD_REG_PRETTY_PRINT # Print register bitfields in debug # output. Adds ~215k to driver. #options PFIL_HOOKS # pfil(9) framework # Debugging for use in -current #options DDB #Enable the kernel debugger #options INVARIANTS #Enable calls of extra sanity checking #options INVARIANT_SUPPORT #Extra sanity checks of internal structures, required by INVARIANTS #options WITNESS #Enable checks to detect deadlocks and cycles #options WITNESS_SKIPSPIN #Don't run witness on spinlocks for speed # To make an SMP kernel, the next two are needed options SMP # Symmetric MultiProcessor Kernel device apic # I/O APIC device isa device eisa device pci # Floppy drives device fdc # ATA and ATAPI devices device ata device atadisk # ATA disk drives device ataraid # ATA RAID drives device atapicd # ATAPI CDROM drives device atapifd # ATAPI floppy drives device atapist # ATAPI tape drives options ATA_STATIC_ID #Static device numbering # SCSI Controllers device ahb # EISA AHA1742 family device ahc # AHA2940 and onboard AIC7xxx devices device ahd # AHA39320/29320 and onboard AIC79xx devices device amd # AMD 53C974 (Tekram DC-390(T)) device isp # Qlogic family device mpt # LSI-Logic MPT-Fusion #device ncr # NCR/Symbios Logic device sym # NCR/Symbios Logic (newer chipsets + those of `ncr') device trm # Tekram DC395U/UW/F DC315U adapters device adv # Advansys SCSI adapters device adw # Advansys wide SCSI adapters device aha # Adaptec 154x SCSI adapters device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60. device bt # Buslogic/Mylex MultiMaster SCSI adapters device ncv # NCR 53C500 device nsp # Workbit Ninja SCSI-3 device stg # TMC 18C30/18C50 # SCSI peripherals device scbus # SCSI bus (required for SCSI) device ch # SCSI media changers device da # Direct Access (disks) device sa # Sequential Access (tape etc) device cd # CD device pass # Passthrough device (direct SCSI access) device ses # SCSI Environmental Services (and SAF-TE) # RAID controllers interfaced to the SCSI subsystem device amr # AMI MegaRAID device asr # DPT SmartRAID V, VI and Adaptec SCSI RAID device ciss # Compaq Smart RAID 5* device dpt # DPT Smartcache III, IV - See NOTES for options device iir # Intel Integrated RAID device ips # IBM (Adaptec) ServeRAID device mly # Mylex AcceleRAID/eXtremeRAID # RAID controllers device aac # Adaptec FSA RAID device aacp # SCSI passthrough for aac (requires CAM) device ida # Compaq Smart RAID device mlx # Mylex DAC960 family device pst # Promise Supertrak SX6000 device twe # 3ware ATA RAID # atkbdc0 controls both the keyboard and the PS/2 mouse device atkbdc # AT keyboard controller device atkbd # AT keyboard device psm # PS/2 mouse device vga # VGA video card driver device splash # Splash screen and screen saver support # syscons is the default console driver, resembling an SCO console device sc # Enable this for the pcvt (VT220 compatible) console driver #device vt #options XSERVER # support for X server on a vt console #options FAT_CURSOR # start with block cursor device agp # support several AGP chipsets # Floating point support - do not disable. device npx # Power management support (see NOTES for more options) device apm # Add suspend/resume support for the i8254. device pmtimer # PCCARD (PCMCIA) support # Pcmcia and cardbus bridge support #device cbb # cardbus (yenta) bridge #device pcic # ExCA ISA and PCI bridges #device pccard # PC Card (16-bit) bus #device cardbus # CardBus (32-bit) bus # Serial (COM) ports device sio # 8250, 16[45]50 based serial ports # Parallel port #device ppc #device ppbus # Parallel port bus (required) #device lpt # Printer #device plip # TCP/IP over parallel #device ppi # Parallel port interface device #device vpo # Requires scbus and da # If you've got a "dumb" serial or parallel PCI card that is # supported by the puc(4) glue driver, uncomment the following # line to enable it (connects to the sio and/or ppc drivers): #device puc # PCI Ethernet NICs. device de # DEC/Intel DC21x4x (``Tulip'') device em # Intel PRO/1000 adapter Gigabit Ethernet Card device txp # 3Com 3cR990 (``Typhoon'') device vx # 3Com 3c590, 3c595 (``Vortex'') # PCI Ethernet NICs that use the common MII bus controller code. # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! device miibus # MII bus support device bfe # Broadcom BCM440x 10/100 ethernet device bge # Broadcom BCM570xx Gigabit Ethernet device dc # DEC/Intel 21143 and various workalikes device fxp # Intel EtherExpress PRO/100B (82557, 82558) device pcn # AMD Am79C97x PCI 10/100 (precedence over 'lnc') device re # RealTek 8139C+/8169/8169S/8110S device rl # RealTek 8129/8139 device sf # Adaptec AIC-6915 (``Starfire'') device sis # Silicon Integrated Systems SiS 900/SiS 7016 device sk # SysKonnect SK-984x and SK-982x gigabit ethernet device ste # Sundance ST201 (D-Link DFE-550TX) device ti # Alteon Networks Tigon I/II gigabit ethernet device tl # Texas Instruments ThunderLAN device tx # SMC EtherPower II (83c170 ``EPIC'') device vr # VIA Rhine, Rhine II device wb # Winbond W89C840F device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') # ISA Ethernet NICs. pccard nics included. #device cs # Crystal Semiconductor CS89x0 NIC # 'device ed' requires 'device miibus' #device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards #device ex # Intel EtherExpress Pro/10 and Pro/10+ #device ep # Etherlink III based cards #device fe # Fujitsu MB8696x based cards #device ie # EtherExpress 8/16, 3C507, StarLAN 10 etc. #device lnc # NE2100, NE32-VL Lance Ethernet cards #device sn # SMC's 9000 series of ethernet chips #device xe # Xircom pccard ethernet # ISA devices that use the old ISA shims #device le # Wireless NIC cards device wlan # 802.11 support device an # Aironet 4500/4800 802.11 wireless NICs. device awi # BayStack 660 and others device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. #device wl # Older non 802.11 Wavelan wireless NIC. # Pseudo devices - the number indicates how many units to allocate. device random # Entropy device device loop # Network loopback device ether # Ethernet support #device sl # Kernel SLIP #device ppp # Kernel PPP #device tun # Packet tunnel. device pty # Pseudo-ttys (telnet etc) device md # Memory "disks" #device gif # IPv6 and IPv4 tunneling #device faith # IPv6-to-IPv4 relaying (translation) # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! device bpf # Berkeley packet filter # USB support #device uhci # UHCI PCI->USB interface #device ohci # OHCI PCI->USB interface #device usb # USB Bus (required) #device udbp # USB Double Bulk Pipe devices #device ugen # Generic #device uhid # "Human Interface Devices" #device ukbd # Keyboard #device ulpt # Printer #device umass # Disks/Mass storage - Requires scbus and da #device ums # Mouse #device urio # Diamond Rio 500 MP3 player #device uscanner # Scanners # USB Ethernet, requires mii #device aue # ADMtek USB ethernet #device axe # ASIX Electronics USB ethernet #device cue # CATC USB ethernet #device kue # Kawasaki LSI USB ethernet # FireWire support #device firewire # FireWire bus code #device sbp # SCSI over FireWire (Requires scbus and da) #device fwe # Ethernet over FireWire (non-standard!) #device pcm --H+4ONPRPur6+Ovig--