From owner-freebsd-fs@FreeBSD.ORG Sun Oct 20 03:28:49 2013 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 15E6129F; Sun, 20 Oct 2013 03:28:49 +0000 (UTC) (envelope-from jdavidlists@gmail.com) Received: from mail-ie0-x22d.google.com (mail-ie0-x22d.google.com [IPv6:2607:f8b0:4001:c03::22d]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id CFEA821AB; Sun, 20 Oct 2013 03:28:48 +0000 (UTC) Received: by mail-ie0-f173.google.com with SMTP id u16so9435627iet.32 for ; Sat, 19 Oct 2013 20:28:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=VddClJMAVwl0gn8GrejKNWNkM/WZUeDaTKl0UZKFyX4=; b=kJlckGoEU1KhOYZjmTBj7lLOsCIbzxT7h/WD7yxihn6LJw8jSUY0O+4HwSKOc5AXSI JxtLBZUMR8lH+9Z2YEswJShOEU1xRIWFxbWmsMU96DFqsyBHf3grMmpWdpf3ZY/1UTHy 6hIlLnwnoSnabE1TohCj8Bi4eo8aoCuIFyGGUITuyt88Fr5QuZCTmc8jRN7xybhfxYRF vF+7w5gfrFltZ7tJdYE3g5xhq8EPePBj5tuPyI02UBpMhFptawfDifGYfbA1ZnLqBpI6 FXTp7tS+3Rg1tEoPyI89Gg+Bsoyx9u4O6vNyXokiZKMIq0x3La1l4dWny//1FDlChfFw 6D9Q== MIME-Version: 1.0 X-Received: by 10.50.73.66 with SMTP id j2mr4947074igv.1.1382239727719; Sat, 19 Oct 2013 20:28:47 -0700 (PDT) Sender: jdavidlists@gmail.com Received: by 10.43.180.131 with HTTP; Sat, 19 Oct 2013 20:28:47 -0700 (PDT) In-Reply-To: <20131017070949.GA3865@kib.kiev.ua> References: <20131015164537.GH3865@kib.kiev.ua> <525D7784.5000808@rice.edu> <20131016060010.GO3865@kib.kiev.ua> <20131017070949.GA3865@kib.kiev.ua> Date: Sat, 19 Oct 2013 23:28:47 -0400 X-Google-Sender-Auth: QSaTKPjLLlRT7S2IhJntiUGoU40 Message-ID: Subject: Re: 9.2 + ZFS + i386 = panic: pmap_enter: attempted pmap_enter on 4MB page From: J David To: Konstantin Belousov Content-Type: text/plain; charset=ISO-8859-1 Cc: "freebsd-fs@freebsd.org" , alc@freebsd.org, Alan Cox X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 20 Oct 2013 03:28:49 -0000 On Thu, Oct 17, 2013 at 3:09 AM, Konstantin Belousov wrote: > As I said you before, obtain the core and get backtrace from kgdb. Getting these machines to dump is not as easy as you may imagine. :( But it finally was accomplished. Albeit it was a different panic: panic: mutex not owned at /usr/src/sys/vm/vm_page.c:520 cpuid = 1 #0 doadump (textdump=1) at pcpu.h:249 #1 0x80ab0f98 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:449 #2 0x80ab1448 in panic (fmt=) at /usr/src/sys/kern/kern_shutdown.c:637 #3 0x80a9cad8 in _mtx_assert (m=0x0, what=, file=0x0, line=0) at /usr/src/sys/kern/kern_mutex.c:741 #4 0x80d364fd in vm_page_busy (m=0x85198548) at /usr/src/sys/vm/vm_page.c:520 #5 0x80d23723 in vm_fault_hold (vaddr=3, fault_type=7 '\a', fault_flags=, m_hold=) at /usr/src/sys/vm/vm_fault.c:406 #6 0x80d23382 in vm_fault (map=0x81feb000, vaddr=, fault_type=0 '\0', fault_flags=) at /usr/src/sys/vm/vm_fault.c:229 #7 0x80f12aae in trap_pfault (frame=0x876dfb04, usermode=0, eva=) at /usr/src/sys/i386/i386/trap.c:934 #8 0x80f1213c in trap (frame=0x876dfb04) at /usr/src/sys/i386/i386/trap.c:555 #9 0x80efb43c in calltrap () at /usr/src/sys/i386/i386/exception.s:170 #10 0x80a98bfe in free (addr=0x8a3a2c00, mtp=0x818dc100) at /usr/src/sys/kern/kern_malloc.c:565 #11 0x818dae49 in zfs_kmem_free (buf=0x8a3a2c00, size=320) at /usr/src/sys/modules/opensolaris/../../cddl/compat/opensolaris/kern/opensolaris_kmem.c:112 #12 0x8177f329 in dbuf_clear (db=0x8c322660) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c:1524 #13 0x8177f2a0 in dbuf_evict (db=0x8c322660) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c:246 #14 0x81798ed2 in dnode_destroy (dn=0x8ab7c214) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dnode.c:465 #15 0x817995ef in dnode_buf_pageout (db=0x8b9035d8) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dnode.c:998 #16 0x8177f2ed in dbuf_clear (db=0x8b9035d8) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c:217 #17 0x81784361 in dbuf_do_evict (private=0x9241bcd0) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c:246 #18 0x81775b92 in arc_do_user_evicts () at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c:2306 #19 0x81779d48 in arc_reclaim_thread (dummy=0x64) at /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c:2554 #20 0x80a7febc in fork_exit (callout=0x81779a20 , arg=0x8ab71d50, frame=0x8a3a2c00) at /usr/src/sys/kern/kern_fork.c:992 #21 0x80efb4e4 in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:279 If you need additional commands run or source verified, just describe what you want. If the 4mb panic can be dumped, I will try to report that as well when it happens. Thanks!