From owner-freebsd-current@FreeBSD.ORG Sat Oct 18 12:43:15 2014 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 7DA16659; Sat, 18 Oct 2014 12:43:15 +0000 (UTC) Received: from mail-wg0-x229.google.com (mail-wg0-x229.google.com [IPv6:2a00:1450:400c:c00::229]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DBC73B10; Sat, 18 Oct 2014 12:43:14 +0000 (UTC) Received: by mail-wg0-f41.google.com with SMTP id b13so2535369wgh.12 for ; Sat, 18 Oct 2014 05:43:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:reply-to:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=0lewuKq1ZfXrjEMbcUTqWu/M7xO2ZT0sgk4sZHf/n4o=; b=1A4IBRuEXRjX6Stm8LTwci5ACk/hVq48mRkE5RNKAtaRooUb3jfBCW2pVPwRJlPSOc 38nFjkBuzeP/N2T4ZS3FZEb8wxvA/LJJFlYgfcyIhlOKCiD2FAdrVfCf1dERW/1QsO4X FZ9AlHqhc0MAnObQIULdPM2U1cZeCDnzJRH70Y0f5c2HkTrS9BfSmIZn0969gcyO7oO9 OxhkW6/FoRu4RUd/N5hMEjQoL4Bbh3egcZoPzlQhVEWWxzWn0lO0bfMMSoAF9l5aqJSW xHNnwB+sMQYJVfR7uWFPk2bgtEbpOT0v3GDL/fY9mBT64X/9GYmOTuFE5UU91t+QzFiN ryhg== MIME-Version: 1.0 X-Received: by 10.180.39.106 with SMTP id o10mr5977232wik.54.1413636193005; Sat, 18 Oct 2014 05:43:13 -0700 (PDT) Received: by 10.216.159.193 with HTTP; Sat, 18 Oct 2014 05:43:12 -0700 (PDT) Received: by 10.216.159.193 with HTTP; Sat, 18 Oct 2014 05:43:12 -0700 (PDT) Reply-To: araujo@FreeBSD.org In-Reply-To: <1995323.F02irpmLMA@ralph.baldwin.cx> References: <3430961.Iq02vNgBU7@noxon.firefly> <1995323.F02irpmLMA@ralph.baldwin.cx> Date: Sat, 18 Oct 2014 20:43:12 +0800 Message-ID: Subject: Re: kernel page fault with nfs From: Marcelo Araujo To: John Baldwin Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.18-1 Cc: freebsd-current , "Tobias C. Berner" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 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: Sat, 18 Oct 2014 12:43:15 -0000 When you rebuild your system, did you rebuild and install all kernel and world? Best Regards, On Oct 18, 2014 7:57 PM, "John Baldwin" wrote: > On Friday, October 17, 2014 11:11:26 PM Tobias C. Berner wrote: > > Hi > > > > > > For some days now I've had problems with my current (last test with > > r273178M). > > > > Sometimes when accessing a nfs-share there is a pagefault: > > > > ####################################################### > > Fatal trap 12: page fault while in kernel mode > > cpuid = 7; apic id = 07 > > fault virtual address = 0xfffffe07cfe60400 > > fault code = supervisor read data, page not present > > instruction pointer = 0x20:0xffffffff80d4d4b6 > > stack pointer = 0x28:0xfffffe086088b380 > > frame pointer = 0x28:0xfffffe086088b3f0 > > 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 = 43868 (mplayer) > > > > > > #0 0xffffffff80926d29 in shutdown_nice (howto=1) at > > /usr/src/sys/kern/kern_shutdown.c:207 > > #1 0xffffffff80926a2d in kern_reboot (howto=260) at > > /usr/src/sys/kern/kern_shutdown.c:444 > > #2 0xffffffff80926f80 in panic (fmt=0x104
bounds>) at > > /usr/src/sys/kern/kern_shutdown.c:698 > > #3 0xffffffff8035f147 in panic_cmd_del (arg=0x0) at > > /usr/src/sys/ddb/db_command.c:244 > > #4 0xffffffff8035ed5d in db_command (cmd_table=0x0) at > > /usr/src/sys/ddb/db_command.c:439 > > #5 0xffffffff8035ead4 in db_command_loop () at > > /usr/src/sys/ddb/db_command.c:488 #6 0xffffffff803615e0 in db_trap > > (type=, code=0) at /usr/src/sys/ddb/db_main.c:247 > > #7 0xffffffff80966db1 in kdb_trap (type=12, code=0, > tf=0xfffffe086088b2d0) > > at /usr/src/sys/kern/subr_kdb.c:626 > > #8 0xffffffff80d4f92c in trap_fatal (frame=0xfffffe086088b2d0, > eva= > optimized out>) at /usr/src/sys/amd64/amd64/trap.c:835 > > #9 0xffffffff80d4fcbc in trap_pfault (frame=0xfffffe086088b2d0, > usermode=0) > > at atomic.h:161 > > #10 0xffffffff80d4f2de in trap (frame=0xfffffe086088b2d0) at > > /usr/src/sys/amd64/amd64/trap.c:594 > > #11 0xffffffff80d33822 in Xtss () at > > /usr/src/sys/amd64/amd64/exception.S:154 #12 0xffffffff80d4d4b6 in > > stack_save_td (st=, td=) at > > /usr/src/sys/amd64/amd64/stack_machdep.c:74 > > #13 0xffffffff809f30b2 in foffset_unlock (fp=, > > val=, flags=) at > > /usr/src/sys/kern/vfs_vnops.c:700 > > #14 0xffffffff8082faad in ncl_bioread (vp=0xfffff80201dd7490, > > uio=0xfffffe086088b7d8, ioflag=, > > cred=0xfffff8015816a600) at > > /usr/src/sys/fs/nfsclient/nfs_clbio.c:511 > > #15 0xffffffff80e64381 in VOP_MARKATIME_APV (vop=, > > a=0xfffffe086088b650) at vnode_if.c:856 > > #16 0xffffffff809f4dd5 in vn_read (fp=0xfffff80272490cd0, > > uio=0xfffffe086088b7d8, active_cred=0xfffff8015816a600, flags=128, > > td=0xfffff80000000000) at vnode_if.h:859 #17 0xffffffff809f5502 in > > get_advice (fp=0xfffffe086088b730, uio=0x400) at > > /usr/src/sys/kern/vfs_vnops.c:729 > > #18 0xffffffff809f2b80 in vn_io_fault1 () at > > /usr/src/sys/kern/vfs_vnops.c:1058 #19 0xffffffff809f0d3b in vn_io_fault > > (fp=0xfffff80272490cd0, uio=0xfffffe086088b970, active_cred=0x400, > > flags=128, td=0xfffff80000000000) at > > /usr/src/sys/kern/vfs_vnops.c:128 > > #20 0xffffffff80981d95 in freebsd6_pread (td=0xfffff802d93204a8, > > uap=0xfffff9fb094c00a8) at /usr/src/sys/kern/sys_generic.c:217 > > #21 0xffffffff80981ab8 in sys_cap_fcntls_get (td=, > > uap=0x800) at /usr/src/sys/kern/sys_capability.c:576 > > #22 0xffffffff80981a43 in sys_cap_fcntls_get (td=, > > uap=0x0) at sx.h:183 > > #23 0xffffffff80d503cb in amd64_syscall (td=0x45e400, traced=0) at > > subr_syscall.c:87 > > #24 0xffffffff80d33b0b in Xprot () at > > /usr/src/sys/amd64/amd64/exception.S:324 #25 0x0000000806a7fe6a in ?? () > > ################################################## > > The functions in this stack trace don't make sense. It is as if you are > running kgdb against the wrong kernel. > > -- > John Baldwin > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >