From owner-freebsd-fs@freebsd.org Wed Sep 2 17:08:55 2015 Return-Path: Delivered-To: freebsd-fs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 57B189C8003 for ; Wed, 2 Sep 2015 17:08:55 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) by mx1.freebsd.org (Postfix) with ESMTP id 451D81F48 for ; Wed, 2 Sep 2015 17:08:55 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from mail.xzibition.com (localhost [IPv6:::1]) by freefall.freebsd.org (Postfix) with ESMTP id 3EF201C6F for ; Wed, 2 Sep 2015 17:08:55 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from mail.xzibition.com (localhost [172.31.3.2]) by mail.xzibition.com (Postfix) with ESMTP id 0259BBDFD for ; Wed, 2 Sep 2015 17:08:54 +0000 (UTC) X-Virus-Scanned: amavisd-new at mail.xzibition.com Received: from mail.xzibition.com ([172.31.3.2]) by mail.xzibition.com (mail.xzibition.com [172.31.3.2]) (amavisd-new, port 10026) with LMTP id l1EvSzecZMCg for ; Wed, 2 Sep 2015 17:08:51 +0000 (UTC) Subject: Re: l2arc_feed_thread page fault on r287138 DKIM-Filter: OpenDKIM Filter v2.9.2 mail.xzibition.com 6D71ABDF6 To: freebsd-fs@freebsd.org References: <55DCCDA3.8030605@FreeBSD.org> From: Bryan Drewery Organization: FreeBSD Message-ID: <55E72D22.6040606@FreeBSD.org> Date: Wed, 2 Sep 2015 10:08:50 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <55DCCDA3.8030605@FreeBSD.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Sep 2015 17:08:55 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On 8/25/15 1:18 PM, Bryan Drewery wrote: >> Fatal trap 12: page fault while in kernel mode cpuid = 2; apic id >> = 02 fault virtual address = 0xc4 fault code = >> supervisor read data, page not present instruction pointer = >> 0x20:0xffffffff80ce6c63 stack pointer = >> 0x28:0xfffffe3553e689d0 frame pointer = >> 0x28:0xfffffe3553e68a00 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 = 6 (l2arc_feed_thread) [ thread pid 6 >> tid 100172 ] Stopped at uma_dbg_free+0x53: movl >> 0xc4(%rdi),%esi db> bt Tracing pid 6 tid 100172 td >> 0xfffff8012551c9a0 uma_dbg_free() at uma_dbg_free+0x53/frame >> 0xfffffe3553e68a00 uma_zfree_arg() at uma_zfree_arg+0xaf/frame >> 0xfffffe3553e68a60 l2arc_feed_thread() at >> l2arc_feed_thread+0xe0b/frame 0xfffffe3553e68bb0 fork_exit() at >> fork_exit+0x84/frame 0xfffffe3553e68bf0 fork_trampoline() at >> fork_trampoline+0xe/frame 0xfffffe3553e68bf0 --- trap 0, rip = 0, >> rsp = 0, rbp = 0 --- db> > This seems fixed by r287283. - -- Regards, Bryan Drewery -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQEcBAEBCgAGBQJV5y0iAAoJEDXXcbtuRpfP76cIAIr9h4sa7b5zNxQpRlxQ3ZB6 fsYkmxJQNlnFTxPOcFglUda0C13CmMX6UzZFQ2sQQAnvj9TiJO31+CYYLQwXu+ua DsVcTkAPi9pa9hf5Fz0CuNY0HFmvm5a+YrQM+jn95u+U7zJQd3QUfCT2P16c7+Qv jrcuNHqWOaqleK4+jNshEzGTivvI+eQbMeH6D+ud+eF4yZM2SVKZpDSYjPpvb8AV 4kq6lvHyeLFkbuovmK1+nXgm+CZWgbKJZrO6Ql+KJWLUbtXodB0CJKqiQGbuldXP vou/WFug8bTXIhlwuqKat/E0PnxP1LxKpQ20tWjUzYZWcqyBV33uOTdnWVWiZt4= =gt0q -----END PGP SIGNATURE-----