From owner-freebsd-current@FreeBSD.ORG Wed Mar 6 01:03:12 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 5E14C3D1 for ; Wed, 6 Mar 2013 01:03:12 +0000 (UTC) (envelope-from adam.k.kirchhoff@gmail.com) Received: from mail-we0-x22b.google.com (mail-we0-x22b.google.com [IPv6:2a00:1450:400c:c03::22b]) by mx1.freebsd.org (Postfix) with ESMTP id 0522F830 for ; Wed, 6 Mar 2013 01:03:11 +0000 (UTC) Received: by mail-we0-f171.google.com with SMTP id u54so7351610wey.30 for ; Tue, 05 Mar 2013 17:03:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:date:message-id:subject:from:to :content-type; bh=uR4ezKO1CcrldfiD4DDieNENR8EtEciOHULKFt2xA3s=; b=IUA4eEinafaJhaJP69+CsoDqn5/ih16f2r+A1SqRZ8li/BhHJlsJOIxoFdV9iKjUPE HKUEHtxGY+fDoVDD3kRK3p2cpmTmwkpKlgiQw5B7jk3IT1UJ6K4c0LO7FqMzwzSMOKPc SOzr5ovyFhGYOO9Iz0zW0hMgfg/Hbfgf//lKOQsDSf5ffyBBSB49mYE31tjBKBI+NBs5 TpeENQJFjTRH0S6M2/IfYXfzPYtbu5sLEsWlMXuI6I73YPB4hUeLMYEEQ4XyZMqop4wI KCZLfKBjsWjTX0PUhbnMBXzVE8q4deSiLPWCD5pIRBFGFG48C7HnrIMmIQ223xnNFvhm PRzA== MIME-Version: 1.0 X-Received: by 10.180.83.137 with SMTP id q9mr22645070wiy.4.1362531791273; Tue, 05 Mar 2013 17:03:11 -0800 (PST) Received: by 10.194.28.97 with HTTP; Tue, 5 Mar 2013 17:03:11 -0800 (PST) Date: Tue, 5 Mar 2013 20:03:11 -0500 Message-ID: Subject: Kernel panic on FreeBSD 10.0-CURRENT amd64 From: Adam Kirchhoff To: freebsd-current@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 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: Wed, 06 Mar 2013 01:03:12 -0000 I have recently installed 9.1 and attempted to upgrade to 10.0-CURRENT yesterday (largely in an effort to test the new radeon DRM code). Unfortunately, upon rebooting, I am left at kernel debugger prompt: cd0 at ata0 bus 0 scbus0 target 1 lun 0 cd0: Removable CD-ROM SCSI-0 device cd0: 33.300MB/s transfers (UDMA2, ATAPI 12bytes, PIO 65534bytes) cd0: Attempt to query device size failed: NOT READY, Medium not present - tray closed panic: g_read_data(): invalid length 0 cpuid = 0 KDB: enter: panic [ thread pid 13 tid 100014 ] Stopped at kdb_enter+0x3e: movq $0,kdb_why db> bt Tracing pid 13 tid 100014 td 0xfffffe0002957490 kdb_enter() at kdb_enter+0x3e/frame 0xffffff800026a960 vpanic() at vpanic+0x147/frame 0xffffff800026a9a0 kassert_panic() at kassert_panic+0x136/frame 0xffffff800026aa10 g_read_data() at g_read_data+0x45/frame 0xffffff800026aa50 g_label_ntfs_taste() at g_label_ntfs_taste+0xde/frame 0xffffff800026aa90 g_label_taste() at g_label_taste+0x37b/frame 0xffffff800026ab60 g_new_provider_event() at g_new_provider_event+0xda/frame 0xffffff800026ab80 g_run_events() at g_run_events+0x167/frame 0xffffff800026abb0 fork_exit() at fork_exit+0x84/frame 0xffffff800026abf0 fork_trampoline() at fork_trampoline+0xe/frame 0xffffff800026abf0 --- trap 0, rip = 0, rsp = 0xffffff800026acb0, rbp = 0 --- I'm no expert, but it appears to be related to the NTFS partition I have on a separate hard drive. Any ideas what the problem might be or how to debug this further? Adam