The attached files are not from the 11.04 upgrade, as that is sufficiently unresponsive after the kernel oops that I had to reinstall a copy of ubuntu 10.10 on the spare disk partition. So believe the hardware portions but not the software.
This occurred immediately after the upgrade from ubuntu 10.10 --> ubuntu 11.04 beta 1 (amd64). A from-scratch install of ubuntu 11.04 beta 1 on yet a third partition with the nouveau driver does not exhibit this oops. Actually, it doesn't have this oops when the restricted nvidia driver is installed either, but there is a different problem with that I'll file another bug against. The kernel backtrace as listed in /var/log/syslog is: Apr 10 21:42:32 surreal kernel: [ 42.759723] BUG: unable to handle kernel paging request at ffffffffa1070bfa Apr 10 21:42:32 surreal kernel: [ 42.759730] IP: [<ffffffffa0409a68>] _nv028250rm+0x44/0x176 [nvidia] Apr 10 21:42:32 surreal kernel: [ 42.760007] PGD 1a05067 PUD 1a09063 PMD 0 Apr 10 21:42:32 surreal kernel: [ 42.760007] Oops: 0000 [#1] SMP Apr 10 21:42:32 surreal kernel: [ 42.760007] last sysfs file: /sys/bus/acpi/drivers/NVIDIA ACPI Video Driver/uevent Apr 10 21:42:32 surreal kernel: [ 42.760007] CPU 1 Apr 10 21:42:32 surreal kernel: [ 42.760007] Modules linked in: kvm_amd kvm parport_pc ppdev dm_crypt nls_iso8859_1 nls_cp437 vfat fat snd _hda_codec_realtek nvidia(P) snd_hda_intel snd_hda_codec snd_hwdep snd_pcm usblp snd_seq_midi snd_rawmidi i2c_nforce2 lp parport snd_seq_mid i_event snd_seq snd_timer snd_seq_device snd psmouse dcdbas soundcore edac_core serio_raw joydev edac_mce_amd k8temp snd_page_alloc raid10 r aid456 async_pq async_xor async_memcpy async_raid6_recov raid6_pq async_tx raid1 raid0 multipath linear dm_raid45 xor btrfs zlib_deflate lib crc32c hid_microsoft usb_storage usbhid hid uas pata_amd forcedeth sata_nv Apr 10 21:42:32 surreal kernel: [ 42.760007] Apr 10 21:42:32 surreal kernel: [ 42.760007] Pid: 1468, comm: Xorg Tainted: P 2.6.38-8-generic #41-Ubuntu Dell Inc. Inspiron 53 1s/0RY206 Apr 10 21:42:32 surreal kernel: [ 42.760007] RIP: 0010:[<ffffffffa0409a68>] [<ffffffffa0409a68>] _nv028250rm+0x44/0x176 [nvidia] Apr 10 21:42:32 surreal kernel: [ 42.760007] RSP: 0018:ffff8800b4bf7ad8 EFLAGS: 00010282 Apr 10 21:42:32 surreal kernel: [ 42.760007] RAX: ffff8800b100c000 RBX: ffff8800b08e0000 RCX: 0000000000000001 Apr 10 21:42:32 surreal kernel: [ 42.760007] RDX: ffff8800b100c000 RSI: 0000000000000015 RDI: ffff8800b1ecc000 Apr 10 21:42:32 surreal kernel: [ 42.760007] RBP: ffff8800b2f45f68 R08: ffff8800b2688000 R09: ffff8800b33afa00 Apr 10 21:42:32 surreal kernel: [ 42.760007] R10: 00000000ffffffff R11: 0000000000000077 R12: ffff880037ae4000 Apr 10 21:42:32 surreal kernel: [ 42.760007] R13: ffff8800b1ecc000 R14: ffff8800b100c000 R15: ffff880036c16800 Apr 10 21:42:32 surreal kernel: [ 42.760007] FS: 00007fbfb17098a0(0000) GS:ffff8800bbd00000(0000) knlGS:0000000000000000 Apr 10 21:42:32 surreal kernel: [ 42.760007] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Apr 10 21:42:32 surreal kernel: [ 42.760007] CR2: ffffffffa1070bfa CR3: 00000000b472a000 CR4: 00000000000006e0 Apr 10 21:42:32 surreal kernel: [ 42.760007] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Apr 10 21:42:32 surreal kernel: [ 42.760007] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Apr 10 21:42:32 surreal kernel: [ 42.760007] Process Xorg (pid: 1468, threadinfo ffff8800b4bf6000, task ffff880036c044a0) Apr 10 21:42:32 surreal kernel: [ 42.760007] Stack: Apr 10 21:42:32 surreal kernel: [ 42.760007] ffffc90005f9c000 ffff8800b1ecc000 ffff8800b2f45fe8 ffff880037ae4000 Apr 10 21:42:32 surreal kernel: [ 42.760007] ffffc90005f9c000 ffffffffa07b01f8 ffff8800b4697400 ffff880036c16800 Apr 10 21:42:32 surreal kernel: [ 42.760007] ffff8800b1ecc000 ffffc90005f9c000 ffff8800b2560000 ffffffffa07b1207 Apr 10 21:42:32 surreal kernel: [ 42.760007] Call Trace: Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffffa07b01f8>] ? _nv002398rm+0x218/0x260 [nvidia] Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffffa07b1207>] ? _nv002391rm+0x419/0x685 [nvidia] Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffffa07b6e0d>] ? rm_init_adapter+0x9d/0x111 [nvidia] Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffffa07d39fc>] ? nv_kern_open+0x3fc/0x6b0 [nvidia] Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff81168f4a>] ? chrdev_open+0xda/0x1f0 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff81168e70>] ? chrdev_open+0x0/0x1f0 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff81162cee>] ? __dentry_open+0xce/0x2f0 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff8116ef33>] ? generic_permission+0x23/0xc0 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff811641e1>] ? nameidata_to_filp+0x71/0x80 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff811733c8>] ? finish_open+0xc8/0x1b0 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff811725b7>] ? do_path_lookup+0x87/0x160 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff81173b88>] ? do_filp_open+0x2c8/0x7c0 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff812e6c37>] ? __strncpy_from_user+0x27/0x60 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff81180ea7>] ? alloc_fd+0xf7/0x150 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff8116425a>] ? do_sys_open+0x6a/0x150 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff8116eff2>] ? path_put+0x22/0x30 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff81164360>] ? sys_open+0x20/0x30 Apr 10 21:42:32 surreal kernel: [ 42.760007] [<ffffffff8100c002>] ? system_call_fastpath+0x16/0x1b Apr 10 21:42:32 surreal kernel: [ 42.760007] Code: 00 ba 00 00 00 00 be 3c 00 00 00 41 ff 55 20 48 89 c3 b9 01 00 00 00 ba 00 00 00 00 be 15 00 00 00 4c 89 ef 41 ff 55 20 49 89 c6 <48> 8b 05 8b 71 c6 00 48 89 45 10 8b 05 89 71 c6 00 89 45 18 0f Apr 10 21:42:32 surreal kernel: [ 42.760007] RIP [<ffffffffa0409a68>] _nv028250rm+0x44/0x176 [nvidia] Apr 10 21:42:32 surreal kernel: [ 42.760007] RSP <ffff8800b4bf7ad8> Apr 10 21:42:32 surreal kernel: [ 42.760007] CR2: ffffffffa1070bfa Apr 10 21:42:32 surreal kernel: [ 42.760007] ---[ end trace 5fd80594970aa41e ]--- The oops address is the same on every boot attempt. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/757929 Title: natty beta upgrade regression - nvidia kernel oops at ffffffffa1070bfa -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs