From owner-freebsd-current@FreeBSD.ORG Sat Oct 17 17:21:32 2009 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 82E381065672; Sat, 17 Oct 2009 17:21:32 +0000 (UTC) (envelope-from freebsd@levsha.org.ua) Received: from expo.ukrweb.net (mail.univua.net [91.202.128.78]) by mx1.freebsd.org (Postfix) with ESMTP id 0FCA38FC18; Sat, 17 Oct 2009 17:21:31 +0000 (UTC) Received: from levsha by expo.ukrweb.net with local (Exim 4.69 (FreeBSD)) (envelope-from ) id 1MzCh5-000O1G-9q; Sat, 17 Oct 2009 20:03:51 +0300 Date: Sat, 17 Oct 2009 20:03:51 +0300 From: Mykola Dzham To: jfv@freebsd.org Message-ID: <20091017170351.GZ29771@expo.ukrweb.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Operating-System: FreeBSD/7.0-STABLE (i386) User-Agent: Mutt/1.5.18 (2008-05-17) Cc: current@freebsd.org Subject: page fault in igb driver on 8.0-RC1 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Sat, 17 Oct 2009 17:21:32 -0000 Hi! On hight network load system panics: GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 GET BUF: dmamap load failure - 12 Fatal trap 12: page fault while in kernel mode cpuid = 2; apic id = 02 fault virtual address = 0x0 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff8025e4a5 stack pointer = 0x28:0xffffff87312f3a60 frame pointer = 0x28:0xffffff87312f3a80 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 0 (igb0 taskq) trap number = 12 panic: page fault cpuid = 2 KDB: stack backtrace: db_trace_self_wrapper() at 0xffffffff80185baa = db_trace_self_wrapper+0x2a panic() at 0xffffffff8020e992 = panic+0x182 trap_fatal() at 0xffffffff8040eefd = trap_fatal+0x2ad trap_pfault() at 0xffffffff8040f27d = trap_pfault+0x22d trap() at 0xffffffff8040fbff = trap+0x3cf calltrap() at 0xffffffff803f6e13 = calltrap+0x8 --- trap 0xc, rip = 0xffffffff8025e4a5, rsp = 0xffffff87312f3a60, rbp = 0xffffff87312f3a80 --- mb_free_ext() at 0xffffffff8025e4a5 = mb_free_ext+0x15 igb_get_buf() at 0xffffffff80a3a6e5 = igb_get_buf+0x2e5 igb_rxeof() at 0xffffffff80a3abd5 = igb_rxeof+0x425 igb_handle_rx() at 0xffffffff80a3b14b = igb_handle_rx+0x3b taskqueue_run() at 0xffffffff80243ec1 = taskqueue_run+0x91 taskqueue_thread_loop() at 0xffffffff8024404f = taskqueue_thread_loop+0x3f fork_exit() at 0xffffffff801ea9b2 = fork_exit+0x112 fork_trampoline() at 0xffffffff803f72ee = fork_trampoline+0xe --- trap 0, rip = 0, rsp = 0xffffff87312f3d30, rbp = 0 --- Uptime: 1h46m18s Cannot dump. Device not defined or unavailable. System is amd64 8.0-RC1 r197974 Tue Oct 13 23:00:17 EEST 2009 dmesg part about network cards: found-> vendor=0x8086, dev=0x10a7, revid=0x02 domain=0, bus=8, slot=0, func=0 class=02-00-00, hdrtype=0x00, mfdev=1 cmdreg=0x0007, statreg=0x0010, cachelnsz=8 (dwords) lattimer=0x00 (0 ns), mingnt=0x00 (0 ns), maxlat=0x00 (0 ns) intpin=a, irq=56 powerspec 2 supports D0 D3 current D0 MSI supports 1 message, 64 bit MSI-X supports 10 messages in map 0x1c pci0:8:0:0: reprobing on driver added igb0: port 0x2000-0x201f mem 0xd8020000-0xd803ffff,0xd8000000-0xd801ffff,0xd8080000-0xd8083fff irq 56 at device 0.0 on pci8 igb0: Reserved 0x20000 bytes for rid 0x10 type 3 at 0xd8020000 igb0: Reserved 0x4000 bytes for rid 0x1c type 3 at 0xd8080000 igb0: attempting to allocate 3 MSI-X vectors (10 supported) msi: routing MSI-X IRQ 256 to local APIC 7 vector 48 msi: routing MSI-X IRQ 257 to local APIC 0 vector 48 msi: routing MSI-X IRQ 258 to local APIC 1 vector 49 igb0: using IRQs 256-258 for MSI-X igb0: Using MSIX interrupts with 3 vectors igb0: [MPSAFE] igb0: [ITHREAD] igb0: [MPSAFE] igb0: [ITHREAD] igb0: [MPSAFE] igb0: [ITHREAD] igb0: bpf attached igb0: Ethernet address: 00:30:48:c6:c4:54 found-> vendor=0x8086, dev=0x10a7, revid=0x02 domain=0, bus=8, slot=0, func=1 class=02-00-00, hdrtype=0x00, mfdev=1 cmdreg=0x0007, statreg=0x0010, cachelnsz=8 (dwords) lattimer=0x00 (0 ns), mingnt=0x00 (0 ns), maxlat=0x00 (0 ns) intpin=b, irq=70 powerspec 2 supports D0 D3 current D0 MSI supports 1 message, 64 bit MSI-X supports 10 messages in map 0x1c pci0:8:0:1: reprobing on driver added igb1: port 0x2020-0x203f mem 0xd8060000-0xd807ffff,0xd8040000-0xd805ffff,0xd8084000-0xd8087fff irq 70 at device 0.1 on pci8 igb1: Reserved 0x20000 bytes for rid 0x10 type 3 at 0xd8060000 igb1: Reserved 0x4000 bytes for rid 0x1c type 3 at 0xd8084000 igb1: attempting to allocate 3 MSI-X vectors (10 supported) msi: routing MSI-X IRQ 259 to local APIC 2 vector 49 msi: routing MSI-X IRQ 260 to local APIC 3 vector 49 msi: routing MSI-X IRQ 261 to local APIC 4 vector 49 igb1: using IRQs 259-261 for MSI-X igb1: Using MSIX interrupts with 3 vectors igb1: [MPSAFE] igb1: [ITHREAD] igb1: [MPSAFE] igb1: [ITHREAD] igb1: [MPSAFE] igb1: [ITHREAD] igb1: bpf attached igb1: Ethernet address: 00:30:48:c6:c4:55 I have no kernel dump (dump device disabled by default now), but i can reproduce problem with enabled kernel dump and with debug kernel if required. -- LEFT-(UANIC|RIPE) JID: levsha@jabber.net.ua PGP fingerprint: 1BCD 7C80 2E04 7282 C944 B0E0 7E67 619E 4E72 9280