From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luciano Coelho Subject: Oops in ecryptfs (apparently) with 3.1-rc6 Date: Fri, 23 Sep 2011 15:44:29 +0300 Message-ID: <1316781869.4051.7.camel@cumari> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: Received: from na3sys009aog118.obsmtp.com ([74.125.149.244]:45194 "EHLO na3sys009aog118.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753841Ab1IWMoe (ORCPT ); Fri, 23 Sep 2011 08:44:34 -0400 Sender: ecryptfs-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" To: ecryptfs@vger.kernel.org, tyhicks@linux.vnet.ibm.com, kirkland@canonical.com Cc: linux-kernel@vger.kernel.org Hi, I just got this oops on my PC, while running 3.1-rc6 normally: [255264.517298] Oops: 0000 [#1] SMP [255264.517301] CPU 4 [255264.517303] Modules linked in: nls_iso8859_1 nls_cp437 vfat fat dm_crypt pl2303 ftdi_sio usbserial cryptd aes_x86_64 aes_generic binfmt_misc snd_hda_codec_analog nvidia(P) snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi psmouse snd_rawmidi snd_seq_midi_event snd_seq snd_timer dell_wmi nfsd exportfs snd_seq_device serio_raw nfs sparse_keymap snd soundcore snd_page_alloc i7core_edac edac_core ppdev lp dcdbas lockd fscache auth_rpcgss nfs_acl sunrpc parport_pc parport usb_storage usbhid hid tg3 [255264.517341] [255264.517343] Pid: 18110, comm: cat Tainted: P 3.1.0-rc6-custom #2 Dell Inc. Precision WorkStation T3500 /09KPNV [255264.517348] RIP: 0010:[] [] ecryptfs_decrypt_extent+0x13d/0x360 [255264.517353] RSP: 0018:ffff88031c03db78 EFLAGS: 00010246 [255264.517356] RAX: 0000000000000000 RBX: ffff88031c03db88 RCX: 0000000000000000 [255264.517358] RDX: 0000000000000010 RSI: ffff880170bd1ae0 RDI: 0000000000000000 [255264.517361] RBP: ffff88031c03dc38 R08: 0000000000000000 R09: ffff88031c03db88 [255264.517363] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880170bd1a70 [255264.517366] R13: 0000000000001000 R14: ffffea0008351cc0 R15: ffff880170bd1b60 [255264.517369] FS: 00002b38b966bb20(0000) GS:ffff880333280000(0000) knlGS:0000000000000000 [255264.517372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [255264.517374] CR2: 0000000000000010 CR3: 000000010b9e6000 CR4: 00000000000006e0 [255264.517377] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [255264.517379] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [255264.517382] Process cat (pid: 18110, threadinfo ffff88031c03c000, task ffff88005f920000) [255264.517385] Stack: [255264.517386] 0000000000000000 0000000000000000 ffffea0008351cc2 0000100000000000 [255264.517391] 0000000000000000 0000000000000000 ffffea000964c302 0000100000000000 [255264.517395] 0000000000000000 0000000000000000 0000000000000000 ffff88031c03dbe8 [255264.517399] Call Trace: [255264.517406] [] ? vfs_read+0xc5/0x190 [255264.517409] [] ecryptfs_decrypt_page+0xb2/0x190 [255264.517413] [] ecryptfs_readpage+0xd8/0x120 [255264.517418] [] generic_file_aio_read+0x234/0x740 [255264.517424] [] ecryptfs_read_update_atime+0x1c/0x60 [255264.517428] [] do_sync_read+0xda/0x120 [255264.517434] [] ? security_file_permission+0x8b/0x90 [255264.517438] [] vfs_read+0xc5/0x190 [255264.517441] [] sys_read+0x51/0x90 [255264.517446] [] system_call_fastpath+0x16/0x1b [255264.517448] Code: 98 41 0f af c5 89 85 58 ff ff ff 49 8b 44 24 40 48 89 45 90 e8 c5 4d 37 00 49 8b 44 24 40 49 8b 54 24 20 49 8d 74 24 70 48 89 c7 50 10 85 c0 0f 85 40 01 00 00 31 c0 44 89 ea 48 c7 c6 50 cf [255264.517481] RIP [] ecryptfs_decrypt_extent+0x13d/0x360 [255264.517485] RSP [255264.517487] CR2: 0000000000000010 [255264.517490] ---[ end trace 6beaa9aa4bd67546 ]--- My machine is a Dell Precision T3500 with an Intel Xeon quadcore, running Ubuntu 10.10. I didn't do anything different from what I usually do. This happened while I started a cross-compilation of a kernel for ARM. I had been running this kernel for about 8 days without a problem, until this happened. -- Cheers, Luca.