This oops looks like the nasty; I can see a similar oops in bug 1087584 in the WiFiSyslog.txt around the 08:34 mark.
[ 17.782530] Could not create debugfs 'i915_gem_object_create' directory [ 17.782595] Error: Driver 'i915' is already registered, aborting... [ 17.848044] BUG: unable to handle kernel paging request at f91fe4fc [ 17.848051] IP: [<c10df1c8>] register_ftrace_event+0x98/0x280 [ 17.848059] *pdpt = 0000000001973001 *pde = 00000000312d1067 *pte = 0000000000000000 [ 17.848063] Oops: 0002 [#1] SMP [ 17.848065] Modules linked in: iwlwifi(+) snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device i915(+) mac80211 drm_kms_helper microcode(+) btusb cfg80211 drm psmouse bluetooth snd mei lpc_ich serio_raw nvram soundcore snd_page_alloc i2c_algo_bit mac_hid ext2 video lp parport ums_realtek uas r8169 hid_generic usbhid hid usb_storage [ 17.848084] [ 17.848087] Pid: 495, comm: modprobe Not tainted 3.5.0-20-generic #31-Ubuntu LENOVO 0301GXG/0301GXG [ 17.848091] EIP: 0060:[<c10df1c8>] EFLAGS: 00010246 CPU: 3 [ 17.848093] EIP is at register_ftrace_event+0x98/0x280 [ 17.848094] EAX: f91fe4fc EBX: f9048d94 ECX: 00000444 EDX: 00000000 [ 17.848096] ESI: f9048d9c EDI: c1856938 EBP: f1709ed4 ESP: f1709ec0 [ 17.848097] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 [ 17.848098] CR0: 8005003b CR2: f91fe4fc CR3: 3157c000 CR4: 000007f0 [ 17.848100] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 17.848101] DR6: ffff0ff0 DR7: 00000400 [ 17.848103] Process modprobe (pid: 495, ti=f1708000 task=f6c3bf70 task.ti=f1708000) [ 17.848104] Stack: [ 17.848105] 00000000 00000003 f9048d80 f90400d9 f1f4fc74 f1709edc c10e836b f1709f08 [ 17.848110] c10e8dea c10d5f76 f1709efc 000001ac c10e9572 f1f4fc0c f904a220 f1f4fd44 [ 17.848114] f9049ff4 f1f4fc74 f1709f40 c10e96a6 f1f4fc74 f1f4fd44 f1f4fcdc f1f4fc74 [ 17.848119] Call Trace: [ 17.848124] [<c10e836b>] trace_event_raw_init+0xb/0x20 [ 17.848127] [<c10e8dea>] __trace_add_event_call+0x2a/0x3f0 [ 17.848131] [<c10d5f76>] ? ring_buffer_time_stamp+0x6/0x10 [ 17.848134] [<c10e9572>] ? trace_module_notify+0x72/0x260 [ 17.848136] [<c10e96a6>] trace_module_notify+0x1a6/0x260 [ 17.848140] [<c15ce063>] notifier_call_chain+0x43/0x60 [ 17.848145] [<c106b241>] __blocking_notifier_call_chain+0x41/0x80 [ 17.848148] [<c106b29f>] blocking_notifier_call_chain+0x1f/0x30 [ 17.848152] [<c10a2b58>] sys_init_module+0x58/0x210 [ 17.848157] [<c114f3ed>] ? sys_write+0x3d/0x70 [ 17.848161] [<c15d16df>] sysenter_do_call+0x12/0x28 [ 17.848162] Code: 1e 3b 4a 10 75 13 e9 d0 00 00 00 39 4a 10 90 8d 74 26 00 0f 84 c2 00 00 00 8b 12 85 d2 75 ec 8b 47 04 89 77 04 89 7b 08 89 43 0c <89> 30 8b 4b 14 8b 39 85 ff 0f 84 51 01 00 00 8b 71 04 85 f6 0f [ 17.848191] EIP: [<c10df1c8>] register_ftrace_event+0x98/0x280 SS:ESP 0068:f1709ec0 [ 17.848194] CR2: 00000000f91fe4fc [ 17.848197] ---[ end trace f094a54d170c8986 ]--- ** Summary changed: - Linux kernel 3.5.0-20 won't boot + Linux kernel 3.5.0-20 won't boot [unable to handle kernel paging request at f91fe4fc in trace_event_raw_init+0xb/0x20] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1087622 Title: Linux kernel 3.5.0-20 won't boot [unable to handle kernel paging request at f91fe4fc in trace_event_raw_init+0xb/0x20] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1087622/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
