Public bug reported: Copying a device over NFS results in the below kernel panic. Roughly 350/500 gb were successfully copied before the panic. I have hit this bug twice now in an attempt to copy the device.
ddrescue /dev/sda /nfs/media Linux lexus 2.6.31-16-generic #53-Ubuntu SMP Tue Dec 8 04:02:15 UTC 2009 x86_64 GNU/Linux Ubuntu 2.6.31-16.53-generic Description: Ubuntu 9.10 Release: 9.10 nfs-common: Installed: 1:1.2.0-2ubuntu8 Candidate: 1:1.2.0-2ubuntu8 Version table: *** 1:1.2.0-2ubuntu8 0 500 http://us.archive.ubuntu.com karmic/main Packages 100 /var/lib/dpkg/status Dec 15 15:56:34 lexus kernel: [35009.678488] BUG: unable to handle kernel paging request at ffff8800e59bdf10 Dec 15 15:56:34 lexus kernel: [35009.678504] IP: [<ffffffffa0befa88>] nfs_set_page_tag_locked+0x8/0x40 [nfs] Dec 15 15:56:34 lexus kernel: [35009.678560] PGD 1002063 PUD 12067 PMD 0 Dec 15 15:56:34 lexus kernel: [35009.678568] Oops: 0000 [#1] SMP Dec 15 15:56:34 lexus kernel: [35009.678574] last sysfs file: /sys/devices/virtual/block/ram9/uevent Dec 15 15:56:34 lexus kernel: [35009.678582] CPU 1 Dec 15 15:56:34 lexus kernel: [35009.678586] Modules linked in: binfmt_misc ppdev nfs lockd nfs_acl auth_rpcgss sunrpc snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device snd soundcore iptable_filter hwmon_vid i2c_nforce2 ip_tables amd64_edac_mod snd_page_alloc nvidia(P) k8temp edac_core serio_raw x_tables lp parport usbhid ohci1394 ieee1394 forcedeth Dec 15 15:56:34 lexus kernel: [35009.678650] Pid: 9795, comm: nautilus Tainted: P 2.6.31-16-generic #53-Ubuntu Unknow Dec 15 15:56:34 lexus kernel: [35009.678657] RIP: 0010:[<ffffffffa0befa88>] [<ffffffffa0befa88>] nfs_set_page_tag_locked+0x8/0x40 [nfs] Dec 15 15:56:34 lexus kernel: [35009.678687] RSP: 0018:ffff880001ac5b28 EFLAGS: 00010286 Dec 15 15:56:34 lexus kernel: [35009.678692] RAX: ffff8800e59bdf00 RBX: ffff8800c07de600 RCX: 0000000000000001 Dec 15 15:56:34 lexus kernel: [35009.678697] RDX: 0000000000000001 RSI: ffffea000082e5a8 RDI: ffff8800c07de600 Dec 15 15:56:34 lexus kernel: [35009.678702] RBP: ffff880001ac5b28 R08: 0000000000000018 R09: 0000000000000000 Dec 15 15:56:34 lexus kernel: [35009.678707] R10: a040000000000000 R11: ffff8800bad448a8 R12: ffff8800c4c2eda0 Dec 15 15:56:34 lexus kernel: [35009.678712] R13: ffffea000082e5a8 R14: ffff880001ac5cf8 R15: ffff880001ac5c70 Dec 15 15:56:34 lexus kernel: [35009.678719] FS: 00007f7e7c768910(0000) GS:ffff88002803d000(0000) knlGS:00000000f6a36750 Dec 15 15:56:34 lexus kernel: [35009.678725] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Dec 15 15:56:34 lexus kernel: [35009.678729] CR2: ffff8800e59bdf10 CR3: 00000000ca0ba000 CR4: 00000000000006e0 Dec 15 15:56:34 lexus kernel: [35009.678735] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Dec 15 15:56:34 lexus kernel: [35009.678740] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Dec 15 15:56:34 lexus kernel: [35009.678746] Process nautilus (pid: 9795, threadinfo ffff880001ac4000, task ffff880085172d60) Dec 15 15:56:34 lexus kernel: [35009.678750] Stack: Dec 15 15:56:34 lexus kernel: [35009.678753] ffff880001ac5b68 ffffffffa0bf3878 ffff880037a14848 ffffea000082e5a8 Dec 15 15:56:34 lexus kernel: [35009.678761] <0> ffff880001ac5cf8 ffffea000082e5a8 0000000000000008 ffff880001ac5c70 Dec 15 15:56:34 lexus kernel: [35009.678769] <0> ffff880001ac5b88 ffffffffa0bf3a02 ffffea000082e5a8 ffff8800c4c2ee08 Dec 15 15:56:34 lexus kernel: [35009.678779] Call Trace: Dec 15 15:56:34 lexus kernel: [35009.678808] [<ffffffffa0bf3878>] nfs_page_async_flush+0x38/0x140 [nfs] Dec 15 15:56:34 lexus kernel: [35009.678835] [<ffffffffa0bf3a02>] nfs_do_writepage+0x82/0x90 [nfs] Dec 15 15:56:34 lexus kernel: [35009.678861] [<ffffffffa0bf4129>] nfs_writepages_callback+0x19/0x40 [nfs] Dec 15 15:56:34 lexus kernel: [35009.678875] [<ffffffff810e35e9>] write_cache_pages+0x1f9/0x4e0 Dec 15 15:56:34 lexus kernel: [35009.678904] [<ffffffffa0bf4110>] ? nfs_writepages_callback+0x0/0x40 [nfs] Dec 15 15:56:34 lexus kernel: [35009.678932] [<ffffffffa0bf4094>] nfs_writepages+0xb4/0x130 [nfs] Dec 15 15:56:34 lexus kernel: [35009.678959] [<ffffffffa0bf4380>] ? nfs_flush_one+0x0/0xf0 [nfs] Dec 15 15:56:34 lexus kernel: [35009.678986] [<ffffffffa0bf5166>] nfs_write_mapping+0x66/0xb0 [nfs] Dec 15 15:56:34 lexus kernel: [35009.679013] [<ffffffffa0bf51c5>] nfs_wb_nocommit+0x15/0x20 [nfs] Dec 15 15:56:34 lexus kernel: [35009.679038] [<ffffffffa0be7ce0>] nfs_getattr+0x120/0x130 [nfs] Dec 15 15:56:34 lexus kernel: [35009.679047] [<ffffffff8127c31d>] ? copy_user_generic_string+0x2d/0x40 Dec 15 15:56:34 lexus kernel: [35009.679056] [<ffffffff81123709>] vfs_getattr+0x49/0x80 Dec 15 15:56:34 lexus kernel: [35009.679062] [<ffffffff81123798>] vfs_fstatat+0x58/0x70 Dec 15 15:56:34 lexus kernel: [35009.679069] [<ffffffff81123819>] vfs_lstat+0x19/0x20 Dec 15 15:56:34 lexus kernel: [35009.679075] [<ffffffff8112383f>] sys_newlstat+0x1f/0x50 Dec 15 15:56:34 lexus kernel: [35009.679086] [<ffffffff8152a289>] ? do_device_not_available+0x9/0x10 Dec 15 15:56:34 lexus kernel: [35009.679094] [<ffffffff81012e9b>] ? device_not_available+0x1b/0x20 Dec 15 15:56:34 lexus kernel: [35009.679104] [<ffffffff81012002>] system_call_fastpath+0x16/0x1b Dec 15 15:56:34 lexus kernel: [35009.679108] Code: 5f b4 03 00 48 89 de e8 07 4b 52 e0 48 8b 1c 24 4c 8b 64 24 08 c9 c3 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 8b 47 18 48 89 e5 <48> 8b 40 10 48 8b 48 10 f0 0f ba 6f 40 00 19 d2 31 c0 85 d2 75 Dec 15 15:56:34 lexus kernel: [35009.679169] RIP [<ffffffffa0befa88>] nfs_set_page_tag_locked+0x8/0x40 [nfs] Dec 15 15:56:34 lexus kernel: [35009.679197] RSP <ffff880001ac5b28> Dec 15 15:56:34 lexus kernel: [35009.679200] CR2: ffff8800e59bdf10 Dec 15 15:56:34 lexus kernel: [35009.679206] ---[ end trace 0105ad4a64ac8c4a ]--- Dec 15 15:57:39 lexus kernel: [35074.852488] BUG: soft lockup - CPU#1 stuck for 61s! [rpciod/1:1689] Dec 15 15:57:39 lexus kernel: [35074.852492] Modules linked in: binfmt_misc ppdev nfs lockd nfs_acl auth_rpcgss sunrpc snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_devic e snd soundcore iptable_filter hwmon_vid i2c_nforce2 ip_tables amd64_edac_mod snd_page_alloc nvidia(P) k8temp edac_core serio_raw x_tables lp parport usbhid ohci1394 ieee1394 forcedeth Dec 15 15:57:39 lexus kernel: [35074.852507] CPU 1: Dec 15 15:57:39 lexus kernel: [35074.852507] Modules linked in: binfmt_misc ppdev nfs lockd nfs_acl auth_rpcgss sunrpc snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device snd soundcore iptable_filter hwmon_vid i2c_nforce2 ip_tables amd64_edac_mod snd_page_alloc nvidia(P) k8temp edac_core serio_raw x_tables lp parport usbhid ohci1394 ieee1394 forcedeth Dec 15 15:57:39 lexus kernel: [35074.852507] Pid: 1689, comm: rpciod/1 Tainted: P D 2.6.31-16-generic #53-Ubuntu Unknow Dec 15 15:57:39 lexus kernel: [35074.852507] RIP: 0010:[<ffffffff81036392>] [<ffffffff81036392>] __ticket_spin_lock+0x12/0x20 Dec 15 15:57:39 lexus kernel: [35074.852507] RSP: 0018:ffff8800d53ddd20 EFLAGS: 00000297 Dec 15 15:57:39 lexus kernel: [35074.852507] RAX: 0000000000008b8a RBX: ffff8800d53ddd20 RCX: 000000004899254b Dec 15 15:57:39 lexus kernel: [35074.852507] RDX: 0000000000040000 RSI: ffff8800a30f4720 RDI: ffff8800c4c2eda0 Dec 15 15:57:39 lexus kernel: [35074.852507] RBP: ffffffff81012bae R08: 0000000000000000 R09: 0000000000000000 Dec 15 15:57:39 lexus kernel: [35074.852507] R10: 0000000000000001 R11: 00000000ffffffff R12: ffff8800d88a39c0 Dec 15 15:57:39 lexus kernel: [35074.852507] R13: 0000000000004000 R14: ffff8800dedd9380 R15: ffffffff8142999a Dec 15 15:57:39 lexus kernel: [35074.852507] FS: 00007f8c66fe46f0(0000) GS:ffff88002803d000(0000) knlGS:00000000f6a36750 Dec 15 15:57:39 lexus kernel: [35074.852507] CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b Dec 15 15:57:39 lexus kernel: [35074.852507] CR2: ffff8800e59bdf10 CR3: 0000000001001000 CR4: 00000000000006e0 Dec 15 15:57:39 lexus kernel: [35074.852507] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Dec 15 15:57:39 lexus kernel: [35074.852507] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Dec 15 15:57:39 lexus kernel: [35074.852507] Call Trace: Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff81529a49>] ? _spin_lock+0x9/0x10 Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffffa0be7220>] ? nfs_post_op_update_inode_force_wcc+0x30/0x240 [nfs] Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffffa0bf658c>] ? nfs3_write_done+0x4c/0x60 [nfs] Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffffa0bf3c3c>] ? nfs_writeback_done+0x5c/0x250 [nfs] Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffffa0bf3e39>] ? nfs_writeback_done_full+0x9/0x10 [nfs] Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffffa0b965d7>] ? rpc_exit_task+0x27/0x60 [sunrpc] Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffffa0b96e4a>] ? __rpc_execute+0xba/0x220 [sunrpc] Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffffa0b96fe0>] ? rpc_async_schedule+0x0/0x20 [sunrpc] Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffffa0b96ff0>] ? rpc_async_schedule+0x10/0x20 [sunrpc] Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff810737a5>] ? run_workqueue+0x95/0x170 Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff81073924>] ? worker_thread+0xa4/0x120 Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff81078b30>] ? autoremove_wake_function+0x0/0x40 Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff81073880>] ? worker_thread+0x0/0x120 Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff81078746>] ? kthread+0xa6/0xb0 Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff810130ea>] ? child_rip+0xa/0x20 Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff810786a0>] ? kthread+0x0/0xb0 Dec 15 15:57:39 lexus kernel: [35074.852507] [<ffffffff810130e0>] ? child_rip+0x0/0x20 ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- kernel panic 2.6.31-16-generic nfs "BUG: unable to handle kernel paging request" https://bugs.launchpad.net/bugs/497269 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs