From owner-freebsd-current@freebsd.org Tue Sep 12 03:44:58 2017 Return-Path: Delivered-To: freebsd-current@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 6D3BBE145AC for ; Tue, 12 Sep 2017 03:44:58 +0000 (UTC) (envelope-from jeremy.m.cox@gmail.com) Received: from mail-io0-x235.google.com (mail-io0-x235.google.com [IPv6:2607:f8b0:4001:c06::235]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 37A3E8355F for ; Tue, 12 Sep 2017 03:44:58 +0000 (UTC) (envelope-from jeremy.m.cox@gmail.com) Received: by mail-io0-x235.google.com with SMTP id g32so21403715ioj.2 for ; Mon, 11 Sep 2017 20:44:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=Ar/sxdBMtiSSsTqr2HfQJSX3+CGD758ynglNYNF202U=; b=ReBw+j0Qqj+KzJWRk3j5T/ZU3nlYXX3RRSff+mnK0E+/VW6TQQm8b8yBxPPuLDZdd1 9Y6JyZsWweU+jp4ixdyZn3RgNUQy9p5nNum1uckDsUp43vmeI0WfkOJbshM8EipKu2Gd TuzTOUx0T2dOtpXl2szhIhTxvGMnLdiVavUuML766l7ZB48SqgqdXh2FsL7ljTLbb6v4 o0x5yX69mrSceo+7GoJ0Y98zmWo9DcYsdvoDvGFi9kEcMC0wFK4xWm4mcr/EOitnuK4H cykbORuqbCGjeQVxS7e8ZKyLYGn/sYrOKEo1/7zWqOwHNlbsfjrNaijKgOi89y2wk7Ns 8FUA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=Ar/sxdBMtiSSsTqr2HfQJSX3+CGD758ynglNYNF202U=; b=RwlVvxB+hcpkPXEtrsdGqereHuEOHkzqlBtJwJlSs+peapNgJvYYm6Jv2wbvYbS2A1 3Hh4rQITzWDUychIist5Pws6NeaJrllScGX7kW2U7M5g1cEgzVYvzi/PAlmHovOA8wsm hmTaPSQ0o3KrdeTQp3dU0lfqocpmUlKIk1XLkODOSCgBVMSXEWV2AdvVLnhqVMCE8Gp0 5Dk2TLyPQxcAD2ZXjYUKH1Lu4Uw3wpkf4lq+Cn9IcZnVtFmr2Ttzcjo2EkY5Tr2PCUtQ Sk3BzQK/rkE2oDUCvY3aQiW4BD0RWYz1PjXgwdfBrKrQzTlhJwpyIrzP7rqLWiidS1aF xesw== X-Gm-Message-State: AHPjjUizr09vq3QFN+CB/LkC/f3lig007aIorpTB6p/U2rBn8a/05Bzh R20z2jSyPNmfkZB7e7G8n9widUqpZz8U X-Google-Smtp-Source: AOwi7QBPF0ncHTsSFy1olLDTtm+zVOuC1jqt/yTWWofAkYO8apaSN8vjQznsmMBQWXxeGRD6ENzDUsl0okGxwxB039I= X-Received: by 10.107.138.232 with SMTP id c101mr16422520ioj.97.1505187897564; Mon, 11 Sep 2017 20:44:57 -0700 (PDT) MIME-Version: 1.0 Received: by 10.2.35.65 with HTTP; Mon, 11 Sep 2017 20:44:37 -0700 (PDT) From: Jeremy Date: Mon, 11 Sep 2017 22:44:37 -0500 Message-ID: Subject: Re:Stack trace To: freebsd-current@freebsd.org X-Mailman-Approved-At: Tue, 12 Sep 2017 11:39:27 +0000 Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 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: Tue, 12 Sep 2017 03:44:58 -0000 Lock order reversals are quite normal if you are using 12 Current, especially with the GENERIC kernel, since all of the debugging features are turned on. I think the options WITNESS causes LORs to be printed. I see them when I restart my system, when I unload kernel modules, and when I unmount my memory sticks. Regards, Jeremy Cox