Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753272AbYHLMTP (ORCPT ); Tue, 12 Aug 2008 08:19:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751817AbYHLMTA (ORCPT ); Tue, 12 Aug 2008 08:19:00 -0400 Received: from mail001.aei.ca ([206.123.6.130]:55581 "EHLO mail001.aei.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751366AbYHLMS7 (ORCPT ); Tue, 12 Aug 2008 08:18:59 -0400 X-Greylist: delayed 400 seconds by postgrey-1.27 at vger.kernel.org; Tue, 12 Aug 2008 08:18:59 EDT From: Ed Tomlinson To: linux-kernel@vger.kernel.org, v4l-dvb-maintainer@linuxtv.org Subject: 2.6.26-2 BUG: unable to handle kernel paging request (em28xx) Date: Tue, 12 Aug 2008 08:12:15 -0400 User-Agent: KMail/1.9.9 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200808120812.16739.edt@aei.ca> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3426 Lines: 41 Hi, On x86_64, UP, 1.2G Ram with a Hauppauge WinTV-HVR 950, v4l2, and mplayer I encounted the following panic: (arg: 2) [107637.465310] BUG: unable to handle kernel paging request at ffffc208[107637.466007] IP: [] memcpy_c+0xb/0x20 [107637.466007] PGD 4f810067 PUD 4f811067 PMD 4fbb4067 PTE 0 [107637.466007] Oops: 0002 [1] PREEMPT [107637.466007] CPU 0 [107637.466007] Modules linked in: lgdt330x em28xx_dvb dvb_core tuner_xc2028 fix[107637.466007] Pid: 31414, comm: konsole Not tainted 2.6.26.2-crc-00005-gdc0057[107637.466007] RIP: 0010:[] [] memcpy_c+00[107637.466007] RSP: 0000:ffffffff80654d70 EFLAGS: 00010002 [107637.466007] RAX: ffffc200005e2388 RBX: 0000000000003594 RCX: 000000001fffe5e[107637.466007] RDX: 0000000000000004 RSI: ffff810014c64000 RDI: ffffc200005e238[107637.466007] RBP: ffffffff80654de8 R08: 0000000000000002 R09: 000000000000000[107637.466007] R10: 0000000000000040 R11: 0000000000000020 R12: 000000000000004[107637.466007] R13: 00000000ffffca9d R14: ffff810028e28000 R15: ffff810028e2800[107637.466007] FS: 00007f8116727760(0000) GS:ffffffff8060e000(0000) knlGS:0000[107637.466007] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [107637.466007] CR2: ffffc200005e2388 CR3: 0000000049dfc000 CR4: 000000000000060[107637.466007] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 000000000000000[107637.466007] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 000000000000040[107637.466007] Process konsole (pid: 31414, threadinfo ffff810046430000, task )[107637.466007] Stack: ffffffffa0255afc ffffffff8046d9b5 ffff81001c780400 ffff0[107637.466007] 0000f11300000000 ffff810024971000 0000000080654dc0 000000000002[107637.466007] ffff810014c64000 ffff8100001f1800 ffff810028e28000 000000000000107637.466007] Call Trace: [107637.466007] [] ? :em28xx_alsa:em28xx_audio_isocir0[107637.466007] [] ? udp_rcv+0x15/0x20 [107637.466007] [] usb_hcd_giveback_urb+0x43/0xa0 [107637.466007] [] :ehci_hcd:ehci_urb_done+0x98/0xe0 [107637.466007] [] :ehci_hcd:ehci_work+0x789/0x8f0 [107637.466007] [] :ehci_hcd:ehci_irq+0x10f/0x1e0 [107637.466007] [] usb_hcd_irq+0x38/0x80 [107637.466007] [] handle_IRQ_event+0x35/0x70 [107637.466007] [] handle_fasteoi_irq+0x8b/0x130 [107637.466007] [] do_IRQ+0x5d/0xc0 [107637.466007] [] ret_from_intr+0x0/0xa [107637.466007] [107637.466007] [107637.466007] Code: 48 8b 11 31 c0 c3 48 83 e9 07 eb 00 31 d2 48 c7 c0 f2 ff [107637.466007] RIP [] memcpy_c+0xb/0x20 [107637.466007] RSP [107637.466007] CR2: ffffc200005e2388 [107637.466007] ---[ end trace d9d0567563e49120 ]--- [107637.466007] Kernel panic - not syncing: Aiee, killing interrupt handler! Interestingly it occured after a round of experimenting when I found the mplayer command that, after a reboot, worked: mplayer -tv norm=NTSC:chanlist=us-bcast:alsa=yes:audiorate=48000:amode=1:adevice=hw.1,0:volume=80:immediatemode=0 -ao alsa tv:// Thanks Ed -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/