not sure if it is related, but i have a similar backtrace with 2.6.39-rc3+ and natty:
[ 8.637310] BUG: unable to handle kernel NULL pointer dereference at 0000000000000010 [ 8.637326] IP: [<ffffffff812ee0f0>] fb_release+0x30/0x70 [ 8.637337] PGD 3281c5067 PUD 327d29067 PMD 0 [ 8.637344] Oops: 0000 [#1] PREEMPT SMP [ 8.637350] last sysfs file: /sys/devices/virtual/wmi/F6CB5C3C-9CAE-4EBD-B577-931EA32A2CC0/uevent [ 8.637359] CPU 2 [ 8.637361] Modules linked in: parport_pc dm_crypt ppdev nouveau drm_kms_helper ttm drm snd_hda_codec_realtek i2c_algo_bit video snd_hdsp snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss arc4 snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq rt61pci rt2x00pci snd_seq_device rt2x00lib mac80211 snd_timer snd cfg80211 psmouse eeprom_93cx6 serio_raw i7core_edac soundcore snd_page_alloc asus_atk0110 edac_core lp parport firewire_ohci firewire_core usbhid hid ahci crc_itu_t pata_jmicron libahci r8169 mii [ 8.637445] [ 8.637449] Pid: 306, comm: plymouthd Tainted: P 2.6.39-rc3+ #11 System manufacturer System Product Name/P6T [ 8.637461] RIP: 0010:[<ffffffff812ee0f0>] [<ffffffff812ee0f0>] fb_release+0x30/0x70 [ 8.637469] RSP: 0018:ffff8803281abeb8 EFLAGS: 00010286 [ 8.637474] RAX: ffff8803281aa000 RBX: ffff880328718000 RCX: 0000000000000001 [ 8.637481] RDX: 0000000000000000 RSI: ffff88032cb4dd80 RDI: ffff880328718008 [ 8.637487] RBP: ffff8803281abec8 R08: 0000000000000000 R09: 0000000000000000 [ 8.637494] R10: ffff88032cb4dd90 R11: 0000000000000246 R12: ffff880328718008 [ 8.637500] R13: ffff88032cbed3f0 R14: ffff88033efe3180 R15: ffff8803280dc300 [ 8.637506] FS: 00007fb238764720(0000) GS:ffff88033fc80000(0000) knlGS:0000000000000000 [ 8.637515] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.637521] CR2: 0000000000000010 CR3: 0000000327efc000 CR4: 00000000000006e0 [ 8.637537] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.637544] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 8.637551] Process plymouthd (pid: 306, threadinfo ffff8803281aa000, task ffff880327ed8de0) [ 8.637557] Stack: [ 8.637560] ffff88032cb4dd80 0000000000000008 ffff8803281abf18 ffffffff8114188a [ 8.637569] ffff8803281abf48 ffff88032cb4dd90 0000000000000018 ffff88032cb4dd80 [ 8.637579] ffff880328353c80 0000000000000000 ffff880328353d00 0000000000000000 [ 8.637588] Call Trace: [ 8.638343] [<ffffffff8114188a>] fput+0xda/0x210 [ 8.639050] [<ffffffff8113d9a6>] filp_close+0x66/0x90 [ 8.639759] [<ffffffff8113da89>] sys_close+0xb9/0x120 [ 8.640463] [<ffffffff81594282>] system_call_fastpath+0x16/0x1b [ 8.641159] Code: 83 ec 10 48 89 1c 24 4c 89 64 24 08 0f 1f 44 00 00 48 8b 9e a0 00 00 00 4c 8d 63 08 4c 89 e7 e8 47 d6 29 00 48 8b 93 a0 03 00 00 [ 8.641206] 8b 42 10 48 85 c0 74 11 be 01 00 00 00 48 89 df ff d0 48 8b [ 8.642602] RIP [<ffffffff812ee0f0>] fb_release+0x30/0x70 [ 8.643307] RSP <ffff8803281abeb8> [ 8.644007] CR2: 0000000000000010 [ 8.675567] ---[ end trace a8c55e0fd57a78e6 ]--- -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/605667 Title: Kernel Oops - unable to handle kernel NULL pointer dereference; RIP: 0010:[<ffffffff81365730>] [<ffffffff81365730>] fb_release+0x30/0x70 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
