Public bug reported:
Wen I search and connect bluetooth devices/This bug goes from 2.6.39
kernel
Upstart job, you may also use the start(8) utility, e.g. start S20acpid
start: Unknown job: S20acpid
Apr 9 22:54:49 GlukPC kernel: [ 81.356071] BUG: unable to handle kernel NULL
pointer dereference at (null)
Apr 9 22:54:49 GlukPC kernel: [ 81.356167] IP: [<ffffffff8103dff9>]
__ticket_spin_lock+0x9/0x30
Apr 9 22:54:49 GlukPC kernel: [ 81.356236] PGD 872c2067 PUD 872c1067 PMD 0
Apr 9 22:54:49 GlukPC kernel: [ 81.356286] Oops: 0002 [#1] SMP
Apr 9 22:54:49 GlukPC kernel: [ 81.356325] CPU 0
Apr 9 22:54:49 GlukPC kernel: [ 81.356345] Modules linked in: hidp hid
dm_crypt parport_pc ppdev snd_hda_codec_realtek pcmcia snd_hda_intel
snd_hda_codec snd_hwdep mmc_block snd_pcm arc4 snd_seq_midi rfcomm snd_rawmidi
b43 snd_seq_midi_event yenta_socket snd_seq pcmcia_rsrc joydev bnep snd_timer
tifm_sd snd_seq_device tifm_7xx1 tifm_core pcmcia_core snd btusb uvcvideo
mac80211 videodev v4l2_compat_ioctl32 acer_wmi soundcore coretemp mac_hid
snd_page_alloc bluetooth sparse_keymap psmouse cfg80211 serio_raw bcma lp
parport i915 drm_kms_helper drm i2c_algo_bit sky2 video wmi ssb
Apr 9 22:54:49 GlukPC kernel: [ 81.356849]
Apr 9 22:54:49 GlukPC kernel: [ 81.356860] Pid: 1915, comm: khidpd_04580058
Not tainted 3.2.11-030211-generic #201203131335 Acer, inc. Aspire 5570
/Prespa1
Apr 9 22:54:49 GlukPC kernel: [ 81.356924] RIP: 0010:[<ffffffff8103dff9>]
[<ffffffff8103dff9>] __ticket_spin_lock+0x9/0x30
Apr 9 22:54:49 GlukPC kernel: [ 81.356966] RSP: 0018:ffff88007865fd80
EFLAGS: 00010086
Apr 9 22:54:49 GlukPC kernel: [ 81.356993] RAX: 0000000000010000 RBX:
0000000000000286 RCX: ffff8800bf413740
Apr 9 22:54:49 GlukPC kernel: [ 81.357025] RDX: 0000000000000000 RSI:
0000000000000286 RDI: 0000000000000000
Apr 9 22:54:49 GlukPC kernel: [ 81.357058] RBP: ffff88007865fd80 R08:
ffff88007865e000 R09: 0000000000002e29
Apr 9 22:54:49 GlukPC kernel: [ 81.357091] R10: 0000000000000001 R11:
0000000000000001 R12: ffff88007865fe20
Apr 9 22:54:49 GlukPC kernel: [ 81.357124] R13: ffff88007865fe38 R14:
ffff8800871d18b8 R15: ffff8800871d1800
Apr 9 22:54:49 GlukPC kernel: [ 81.357157] FS: 0000000000000000(0000)
GS:ffff8800bf400000(0000) knlGS:0000000000000000
Apr 9 22:54:49 GlukPC kernel: [ 81.357196] CS: 0010 DS: 0000 ES: 0000 CR0:
000000008005003b
Apr 9 22:54:49 GlukPC kernel: [ 81.357223] CR2: 0000000000000000 CR3:
00000000872bf000 CR4: 00000000000006f0
Apr 9 22:54:49 GlukPC kernel: [ 81.358999] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] Process khidpd_04580058 (pid:
1915, threadinfo ffff88007865e000, task ffff8800785944a0)
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] Stack:
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] ffff88007865fd90
ffffffff8103e0a9 ffff88007865fdb0 ffffffff8165009f
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] 0000000000000000
ffff88007865fe20 ffff88007865fde0 ffffffff8108c291
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] ffff8800873f2400
ffff88007865fe20 ffff8800873f2400 0000000000000000
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] Call Trace:
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8103e0a9>]
default_spin_lock_flags+0x9/0x10
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8165009f>]
_raw_spin_lock_irqsave+0x2f/0x40
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8108c291>]
finish_wait+0x41/0x90
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffffa042856f>]
hidp_session+0x46f/0x520 [hidp]
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8108c120>] ?
wake_up_bit+0x40/0x40
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8105f920>] ?
try_to_wake_up+0x2c0/0x2c0
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8105f920>] ?
try_to_wake_up+0x2c0/0x2c0
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffffa0428100>] ?
hidp_process_transmit+0xe0/0xe0 [hidp]
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8108bbc6>]
kthread+0x96/0xa0
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8165a6f4>]
kernel_thread_helper+0x4/0x10
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8108bb30>] ?
kthread_worker_fn+0x190/0x190
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] [<ffffffff8165a6f0>] ?
gs_change+0x13/0x13
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] Code: 00 00 48 c7 c2 fe dd 03 81
48 c7 c1 01 de 03 81 e9 dd fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 55
b8 00 00 01 00 48 89 e5 <f0> 0f c1 07 89 c2 c1 ea 10 66 39 c2 74 13 66 0f 1f 84
00 00 00
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] RIP [<ffffffff8103dff9>]
__ticket_spin_lock+0x9/0x30
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] RSP <ffff88007865fd80>
Apr 9 22:54:49 GlukPC kernel: [ 81.360027] CR2: 0000000000000000
Apr 9 22:54:49 GlukPC kernel: [ 81.414077] ---[ end trace d35520aa7e37ab9d
]---
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
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https://bugs.launchpad.net/bugs/978283
Title:
Wen I search and connect bluetooth devices
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