From owner-freebsd-scsi@FreeBSD.ORG Wed Apr 21 17:18:53 2010 Return-Path: Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 21E23106566B for ; Wed, 21 Apr 2010 17:18:53 +0000 (UTC) (envelope-from seanbru@yahoo-inc.com) Received: from mrout2-b.corp.re1.yahoo.com (mrout2-b.corp.re1.yahoo.com [69.147.107.21]) by mx1.freebsd.org (Postfix) with ESMTP id CAD368FC0A for ; Wed, 21 Apr 2010 17:18:52 +0000 (UTC) Received: from [127.0.0.1] (proxy8.corp.yahoo.com [216.145.48.13]) by mrout2-b.corp.re1.yahoo.com (8.13.8/8.13.8/y.out) with ESMTP id o3LH5ukb088788; Wed, 21 Apr 2010 10:05:56 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; s=serpent; d=yahoo-inc.com; c=nofws; q=dns; h=subject:from:to:cc:in-reply-to:references:content-type:date: message-id:mime-version:x-mailer:content-transfer-encoding; b=hLdhtD1SizPrjUAgbrYINpiyqTviSoGNTpS8bLQrvtFXCT5LqNgSJaOt9NjcxkzV From: Sean Bruno To: "Erich Jenkins, Fuujin Group Ltd" In-Reply-To: <4BCE6E5F.7020000@fuujingroup.com> References: <4BCE6988.1060302@fuujingroup.com> <4BCE6016.5020108@feral.com> <4BCE6E5F.7020000@fuujingroup.com> Content-Type: text/plain; charset="UTF-8" Date: Wed, 21 Apr 2010 10:05:56 -0700 Message-ID: <1271869556.2440.5.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 (2.28.3-1.fc12) Content-Transfer-Encoding: 7bit Cc: "freebsd-scsi@freebsd.org" , Matthew Jacob Subject: Re: isp and scsi_target X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Apr 2010 17:18:53 -0000 I think I can be of assistance here. If you can give me an account on the box, I might be able to unblock you. Sean On Tue, 2010-04-20 at 20:17 -0700, Erich Jenkins, Fuujin Group Ltd wrote: > I can provide SSH access to the hardware if you like. > > > Erich M. Jenkins > Fuujin Group Limited > > "You should never, never doubt what no one is sure about." > -- Gene Wilder > > > Matthew Jacob wrote: > > What a mess. > > > > I need to look at this in detail. The stuff was working (sort of) in > > RELENG_8, but got very little testing otherwise. > > > > > > > > > >> We're trying to get an emulated disk to show up on 7.3-REL and not > >> having much luck. This is a point-to-point connection with a pair of > >> Qlogic cards (pciconf below). There is no FC switch in between the > >> machines, and both cards were defaulted prior to testing (factory BIOS > >> settings). The moment I rescan the bus on the initiator, the target > >> machine panics and dumps core. The initiator hangs until the FC card > >> on the initiator resets, then returns to the prompt (wedge??). > >> > >> Here's the card (same in both machines though different scsi bus) > >> > >> isp0@pci0:5:1:0: class=0x0c0400 card=0x00091077 chip=0x23001077 > >> rev=0x01 hdr=0x00 > >> vendor = 'QLogic Corporation' > >> device = 'QLA2300 SANblade 2300 64-bit FC-AL Adapter' > >> class = serial bus > >> subclass = Fibre Channel > >> > >> > >> I get tons of debugging output on the target machine when launching > >> scsi_target with the following command: > >> > >> test001# scsi_target -d 3:0:0 /usr/home/testuser/target0 > >> > >> Here's a snip-it of the debugging output on the target machine after > >> the above command (goes on for pages): > >> > >> scsi_target: sending ccb (0x332) > >> scsi_target: sending ccb (0x334) > >> scsi_target: sending ccb (0x332) > >> scsi_target: sending ccb (0x334) > >> scsi_target: main loop beginning > >> > >> Then this when the initiator rescans the bus just before it tanks: > >> > >> scsi_target: read ready > >> scsi_target: event -1 done > >> scsi_target: Working on ATIO 0x2825c200 > >> scsi_target: tcmd_handle atio 0x2825c200 ctio 0x2825e0c0 atioflags 0x8000 > >> > >> And this in the log on the initiator when it comes back up: > >> > >> isp0: bad pdb (110) @ handle 0x1 > >> isp0: 0: hdl 0x1 PROB al1 tgt 0 TGT 0x0000e8 => UNK 0x000000; WWNN > >> 0x200000e08b08f56d WWPN 0x210000e08b08f56d > >> > >> > >> Here's the relevant kernel info on the target: > >> > >> # ISP SCSI Controllers > >> device isp # Qlogic family > >> device ispfw # Firmware for QLogic HBAs > >> options ISP_TARGET_MODE # Qlogic family target mode > >> device targ > >> device targbh > >> options CAMDEBUG > >> options VFS_AIO > >> > >> /boot/device.hints on the target: > >> > >> hint.isp.0.fullduplex="1" > >> hint.isp.0.topology="nport-only" > >> hint.isp.0.role="target" > >> > >> Here's the relevant kernel info on the initiator: > >> > >> # ISP SCSI Controllers > >> device isp # Qlogic family > >> device ispfw # Firmware for QLogic HBAs > >> device targ > >> device targbh > >> options CAMDEBUG > >> options VFS_AIO > >> > >> /boot/device.hints on the initiator: > >> > >> hint.isp.0.fullduplex="1" > >> hint.isp.0.topology="nport-only" > >> hint.isp.0.role="initiator" > >> hint.isp.0.iid="4" > >> > >> > >> I'm seeing this in the syslog on the initiator: > >> > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.5 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.6 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.5 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.6 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.5 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.6 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.6 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.7 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.6 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.7 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.6 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.7 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.6 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.7 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.6 (count 36, > >> resid 36, status not marked) > >> Apr 20 22:21:28 test002 kernel: isp0: bad underrun for 0.7 (count 36, > >> resid 36, status not marked) > >> > >> > >> Here's the bt for the core dump after the panic which looks to be > >> pretty useless from my observation (I'd _love_ to be wrong!!): > >> > >> test001# kgdb kernel.debug /var/crash/vmcore.0 > >> > >> Unread portion of the kernel message buffer: > >> (targ0:isp0:0:0:0): targdone 0xc7b7b400 > >> (targ0:isp0:0:0:0): targread > >> (targ0:isp0:0:0:0): targread ccb 0xc7b7b400 (0x2825c200) > >> (targ0:isp0:0:0:0): targreturnccb 0xc7b7b400 > >> cam_debug: targfreeccb descr 0xc7b80060 and > >> cam_debug: freeing ccb 0xc7b7b400 > >> (targ0:isp0:0:0:0): write - uio_resid 4 > >> (targ0:isp0:0:0:0): Sending queued ccb 0x933 (0x2825e0c0) > >> (targ0:isp0:0:0:0): targstart 0xc73bd400 > >> (targ0:isp0:0:0:0): sendccb 0xc73bd400 > >> > >> > >> Fatal trap 12: page fault while in kernel mode > >> cpuid = 4; apic id = 04 > >> fault virtual address = 0x4 > >> fault code = supervisor read, page not present > >> instruction pointer = 0x20:0xc04f0a66 > >> stack pointer = 0x28:0xc6fe5900 > >> frame pointer = 0x28:0xc6fe5950 > >> 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 = 639 (scsi_target) > >> trap number = 12 > >> panic: page fault > >> cpuid = 4 > >> Uptime: 51s > >> Physical memory: 3767 MB > >> Dumping 102 MB: 87 71 55 39 23 7 > >> > >> Reading symbols from /boot/kernel/ispfw.ko...Reading symbols from > >> /boot/kernel/ispfw.ko.symbols...done. > >> done. > >> Loaded symbols for /boot/kernel/ispfw.ko > >> Reading symbols from /boot/kernel/acpi.ko...Reading symbols from > >> /boot/kernel/acpi.ko.symbols...done. > >> done. > >> Loaded symbols for /boot/kernel/acpi.ko > >> #0 doadump () at pcpu.h:196 > >> 196 __asm __volatile("movl %%fs:0,%0" : "=r" (td)); > >> (kgdb) bt > >> #0 doadump () at pcpu.h:196 > >> #1 0xc05c4e87 in boot (howto=260) at > >> /usr/src/sys/kern/kern_shutdown.c:418 > >> #2 0xc05c5159 in panic (fmt=Variable "fmt" is not available. > >> ) at /usr/src/sys/kern/kern_shutdown.c:574 > >> #3 0xc08258bc in trap_fatal (frame=0xc6fe58c0, eva=4) at > >> /usr/src/sys/i386/i386/trap.c:950 > >> #4 0xc0825b20 in trap_pfault (frame=0xc6fe58c0, usermode=0, eva=4) at > >> /usr/src/sys/i386/i386/trap.c:863 > >> #5 0xc08264d9 in trap (frame=0xc6fe58c0) at > >> /usr/src/sys/i386/i386/trap.c:541 > >> #6 0xc080a1db in calltrap () at /usr/src/sys/i386/i386/exception.s:166 > >> #7 0xc04f0a66 in isp_pci_dmasetup (isp=0xc71de000, csio=0xc73bd400, > >> rq=0xc6fe59c4, nxtip=0xc6fe5a0c, optr=1) at > >> /usr/src/sys/dev/isp/isp_pci.c:2781 > >> #8 0xc04e96a1 in isp_action (sim=0xc7198e00, ccb=0xc73bd400) at > >> /usr/src/sys/dev/isp/isp_freebsd.c:1373 > >> #9 0xc0449104 in xpt_run_dev_sendq (bus=0xc71d65c0) at > >> /usr/src/sys/cam/cam_xpt.c:3894 > >> #10 0xc04495ce in xpt_action (start_ccb=0xc73bd400) at > >> /usr/src/sys/cam/cam_xpt.c:3056 > >> #11 0xc0466ee6 in targsendccb (softc=0xc744ee00, ccb=0xc73bd400, > >> descr=0xc7b80020) at /usr/src/sys/cam/scsi/scsi_target.c:787 > >> #12 0xc0467027 in targstart (periph=0xc71cc700, start_ccb=0xc73bd400) > >> at /usr/src/sys/cam/scsi/scsi_target.c:654 > >> #13 0xc044dd1d in xpt_run_dev_allocq (bus=0xc71d65c0) at > >> /usr/src/sys/cam/cam_xpt.c:3765 > >> #14 0xc044e0ad in xpt_schedule (perph=0xc71cc700, new_priority=1) at > >> /usr/src/sys/cam/cam_xpt.c:3665 > >> #15 0xc04684f4 in targwrite (dev=0xc7681000, uio=0xc6fe5c60, ioflag=0) > >> at /usr/src/sys/cam/scsi/scsi_target.c:599 > >> #16 0xc0586359 in giant_write (dev=0xc7681000, uio=0xc6fe5c60, > >> ioflag=0) at /usr/src/sys/kern/kern_conf.c:434 > >> #17 0xc054cbde in devfs_write_f (fp=0xc7631b94, uio=0xc6fe5c60, > >> cred=0xc7681600, flags=0, td=0xc7889240) at > >> /usr/src/sys/fs/devfs/devfs_vnops.c:1446 > >> #18 0xc05ff917 in dofilewrite (td=0xc7889240, fd=4, fp=0xc7631b94, > >> auio=0xc6fe5c60, offset=-1, flags=0) at file.h:257 > >> #19 0xc05ffbf8 in kern_writev (td=0xc7889240, fd=4, auio=0xc6fe5c60) > >> at /usr/src/sys/kern/sys_generic.c:402 > >> #20 0xc05ffc6f in write (td=0xc7889240, uap=0xc6fe5cfc) at > >> /usr/src/sys/kern/sys_generic.c:318 > >> #21 0xc0825e75 in syscall (frame=0xc6fe5d38) at > >> /usr/src/sys/i386/i386/trap.c:1101 > >> #22 0xc080a240 in Xint0x80_syscall () at > >> /usr/src/sys/i386/i386/exception.s:262 > >> #23 0x00000033 in ?? () > >> Previous frame inner to this frame (corrupt stack?) > >> (kgdb) > >> > >> Platform is a pair of HP DL580-G3 servers, quad 2.8GHz Xeon CPU's with > >> 4 gigs of ram in each (x86-32/i386, not x86-64/amd64). I've tried this > >> with and without the device.hints options, all resulting in a core > >> dump on the target and a hang on the initiator until the card in the > >> target gets reset on reboot. > >> > >> Any thoughts would be great. I'd like to get a SQL server up on these > >> FC cards. I understand I could use iSCSI, but the powers that be have > >> requested FC. > >> > > > > _______________________________________________ > > freebsd-scsi@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-scsi > > To unsubscribe, send any mail to "freebsd-scsi-unsubscribe@freebsd.org" > _______________________________________________ > freebsd-scsi@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-scsi > To unsubscribe, send any mail to "freebsd-scsi-unsubscribe@freebsd.org"