From: Catalin Drula <catalindrula@yahoo.ca>
To: bluez-devel@lists.sourceforge.net
Subject: Re: [Bluez-devel] kernel BUG in 2.6.20-1.2944.fc6 (add_conn/hci_sysfs)
Date: Fri, 5 Oct 2007 05:47:51 -0400 (EDT) [thread overview]
Message-ID: <237238.48685.qm@web51810.mail.re2.yahoo.com> (raw)
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Hi,
This bug still occurs with the Fedora Core 6 kernel, 2.6.22.7-57.fc6.
Sep 29 16:07:51 lexlights kernel: hci_cmd_task: hci2 command tx timeout
Sep 29 16:08:58 lexlights kernel: WARNING: at lib/kref.c:33 kref_get() (Not tainted)
Sep 29 16:08:58 lexlights kernel: [<c04e76d8>] kref_get+0x3d/0x45
Sep 29 16:08:58 lexlights kernel: [<c04e6b3d>] kobject_get+0xf/0x13
Sep 29 16:08:58 lexlights kernel: [<c054fb8f>] get_device+0xe/0x14
Sep 29 16:08:58 lexlights kernel: [<c05502e9>] device_add+0xc/0x526
Sep 29 16:08:58 lexlights kernel: [<c04e6ae3>] kobject_cleanup+0x49/0x54
Sep 29 16:08:58 lexlights kernel: [<c04e6aee>] kobject_release+0x0/0x8
Sep 29 16:08:58 lexlights kernel: [<d09de72b>] find_dock+0x1e2/0x219 [dock]
Sep 29 16:08:58 lexlights kernel: [<d007df5f>] add_conn+0x0/0x5b [bluetooth]
Sep 29 16:08:58 lexlights kernel: [<d007df70>] add_conn+0x11/0x5b [bluetooth]
Sep 29 16:08:58 lexlights kernel: [<c0432410>] run_workqueue+0x74/0xf7
Sep 29 16:08:58 lexlights kernel: [<c0435427>] prepare_to_wait+0x24/0x3f
Sep 29 16:08:58 lexlights kernel: [<c0432be2>] worker_thread+0x0/0xc6
Sep 29 16:08:58 lexlights kernel: [<c0432c9c>] worker_thread+0xba/0xc6
Sep 29 16:08:58 lexlights kernel: [<c04352dd>] autoremove_wake_function+0x0/0x35
Sep 29 16:08:58 lexlights kernel: [<c0435216>] kthread+0x38/0x5e
Sep 29 16:08:58 lexlights kernel: [<c04351de>] kthread+0x0/0x5e
Sep 29 16:08:58 lexlights kernel: [<c0406177>] kernel_thread_helper+0x7/0x10
Sep 29 16:08:58 lexlights kernel: =======================
Sep 29 16:09:01 lexlights kernel: hci_cmd_task: hci3 command tx timeout
Sep 29 16:09:02 lexlights kernel: list_del corruption. next->prev should be c51a9cd8, but was 4d554e51
Sep 29 16:09:02 lexlights kernel: ------------[ cut here ]------------
Sep 29 16:09:02 lexlights kernel: kernel BUG at lib/list_debug.c:72!
Sep 29 16:09:02 lexlights kernel: invalid opcode: 0000 [#1]
Sep 29 16:09:02 lexlights kernel: SMP
Sep 29 16:09:02 lexlights kernel: last sysfs file: /devices/pci0000:00/0000:00:07.2/usb1/1-2/1-2.4/dev
Sep 29 16:09:02 lexlights kernel: Modules linked in: bnep rfcomm l2cap bridge ipv6 dm_mirror dm_mod video sbs button dock battery ac lp floppy snd_via82xx gameport snd_ac97_codec ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_pcm_oss snd_mixer_oss i2c_viapro snd_pcm 8139cp via686a snd_timer hwmon snd_page_alloc snd_mpu401_uart i2c_isa 8139too parport_pc snd_rawmidi parport i2c_core cyblafb snd_seq_device mii snd soundcore hci_usb bluetooth ext3 jbd mbcache ehci_hcd ohci_hcd uhci_hcd
Sep 29 16:09:02 lexlights kernel: CPU: 0
Sep 29 16:09:02 lexlights kernel: EIP: 0060:[<c04ec282>] Not tainted VLI
Sep 29 16:09:02 lexlights kernel: EFLAGS: 00010286 (2.6.22.7-57.fc6 #1)
Sep 29 16:09:02 lexlights kernel: EIP is at list_del+0x42/0x5d
Sep 29 16:09:02 lexlights kernel: eax: 00000048 ebx: 4d554e51 ecx: 00000086 edx: 00000000
Sep 29 16:09:02 lexlights kernel: esi: c0626fef edi: c51a9cd4 ebp: cec8d570 esp: c124bf3c
Sep 29 16:09:02 lexlights kernel: ds: 007b es: 007b fs: 00d8 gs: 0000 ss: 0068
Sep 29 16:09:02 lexlights kernel: Process events/0 (pid: 6, ti=c124b000 task=c1256000 task.ti=c124b000)
Sep 29 16:09:02 lexlights kernel: Stack: c06d18ba c51a9cd8 4d554e51 c51a9ce0 c0626ffa c51a9ce0 c04e768e 00000000
Sep 29 16:09:02 lexlights kernel: c124b000 00000000 c11f8950 c1256000 cec8d570 c054fb59 c0626fbe cf7eb480
Sep 29 16:09:02 lexlights kernel: c51a9cc0 d007df12 c054ffc5 cf7eb480 c51a9cb0 d007df12 00000000 c0432410
Sep 29 16:09:02 lexlights kernel: Call Trace:
Sep 29 16:09:02 lexlights kernel: [<c0626ffa>] klist_release+0xb/0x1c
Sep 29 16:09:02 lexlights kernel: [<c04e768e>] kref_put+0x72/0x7f
Sep 29 16:09:02 lexlights kernel: [<c054fb59>] klist_children_put+0x0/0x8
Sep 29 16:09:02 lexlights kernel: [<c0626fbe>] klist_del+0x18/0x31
Sep 29 16:09:02 lexlights kernel: [<d007df12>] del_conn+0x0/0x8 [bluetooth]
Sep 29 16:09:02 lexlights kernel: [<c054ffc5>] device_del+0x15/0x266
Sep 29 16:09:02 lexlights kernel: [<d007df12>] del_conn+0x0/0x8 [bluetooth]
Sep 29 16:09:02 lexlights kernel: [<c0432410>] run_workqueue+0x74/0xf7
Sep 29 16:09:02 lexlights kernel: [<c0432be2>] worker_thread+0x0/0xc6
Sep 29 16:09:02 lexlights kernel: [<c0432c9c>] worker_thread+0xba/0xc6
Sep 29 16:09:02 lexlights kernel: [<c04352dd>] autoremove_wake_function+0x0/0x35
Sep 29 16:09:02 lexlights kernel: [<c0435216>] kthread+0x38/0x5e
Sep 29 16:09:02 lexlights kernel: [<c04351de>] kthread+0x0/0x5e
Sep 29 16:09:02 lexlights kernel: [<c0406177>] kernel_thread_helper+0x7/0x10
Sep 29 16:09:02 lexlights kernel: =======================
Sep 29 16:09:02 lexlights kernel: Code: 24 6c 18 6d c0 e8 1e a1 f3 ff 0f 0b eb fe 8b 10 8b 5a 04 39 c3 74 18 89 5c 24 08 89 44 24 04 c7 04 24 ba 18 6d c0 e8
fd a0 f3 ff <0f> 0b eb fe 89 4a 04 89 11 c7 40 04 00 02 20 00 c7 00 00 01 10
Sep 29 16:09:02 lexlights kernel: EIP: [<c04ec282>] list_del+0x42/0x5d SS:ESP 0068:c124bf3c
Catalin
Marcel Holtmann <marcel <at> holtmann.org> writes:
>
> Hi Catalin,
>
> > I'm seeing the following oopses and eventually a kernel panic with the
> > Fedora Core 6 kernel, 2.6.20-1.2944.fc6. They seem to be originating in
> > the add_conn function from net/bluetooth/hci_sysfs.c
>
> please re-test with a 2.6.22-rc4 kernel. I might have already been
> fixed. At least it shouldn't oops.
>
> Regards
>
> Marcel
>
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next reply other threads:[~2007-10-05 9:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-05 9:47 Catalin Drula [this message]
2007-10-05 13:04 ` [Bluez-devel] kernel BUG in 2.6.20-1.2944.fc6 (add_conn/hci_sysfs) Marcel Holtmann
-- strict thread matches above, loose matches on Subject: below --
2007-06-12 11:40 Catalin Drula
2007-06-13 2:58 ` Marcel Holtmann
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