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From: Andrew Morton <akpm@linux-foundation.org>
To: Alon Bar-Lev <alon.barlev@gmail.com>
Cc: "Dave Young" <hidave.darkstar@gmail.com>,
	linux-kernel@vger.kernel.org, marcel@holtmann.org,
	bluez-devel@lists.sourceforge.net
Subject: Re: [BUG] rfcomm
Date: Tue, 12 Feb 2008 23:58:14 -0800	[thread overview]
Message-ID: <20080212235814.b4a2e565.akpm@linux-foundation.org> (raw)
In-Reply-To: <200802111757.56537.alon.barlev@gmail.com>

On Mon, 11 Feb 2008 17:57:54 +0200 Alon Bar-Lev <alon.barlev@gmail.com> wrote:

> On Tuesday 06 November 2007, Alon Bar-Lev wrote:
> > On 11/6/07, Dave Young <hidave.darkstar@gmail.com> wrote:
> > > Hi,
> > > sorry for reply again, this seems a diffrent issue ...
> > 
> > All that I do is running pppd over the rfcomm, suspending the system and resume.
> > I don't load any binary module.
> > 
> > Alon.
> > 
> 
> Tried 2.6.24.1...
> PLEASE fix this.
> Thanks!
> 
> ---
> 
> Feb 11 17:46:05 alon1 Restarting tasks ... <6>usb 2-1: USB disconnect, address 10
> Feb 11 17:46:05 alon1 done.
> Feb 11 17:46:05 alon1 usb 3-1: USB disconnect, address 7
> Feb 11 17:46:05 alon1 usb 3-2: USB disconnect, address 6
> Feb 11 17:46:05 alon1 usb 3-1: new full speed USB device using uhci_hcd and address 8
> Feb 11 17:46:05 alon1 usb 3-1: configuration #1 chosen from 1 choice
> Feb 11 17:46:05 alon1 BUG: unable to handle kernel NULL pointer dereference at virtual address 00000008
> Feb 11 17:46:05 alon1 printing eip: c01b2da6 *pde = 00000000 
> Feb 11 17:46:05 alon1 Oops: 0000 [#1] PREEMPT 
> Feb 11 17:46:05 alon1 Modules linked in: aes_generic crypto_algapi ieee80211_crypt_ccmp ppp_deflate zlib_deflate zlib_inflate bsd_comp ppp_async thinkpad_acpi hwmon nvram vmnet(P) vmmon(P) tun radeon drm autofs4 ipv6 nf_nat_irc nf_nat_ftp nf_conntrack_irc nf_conntrack_ftp ipt_MASQUERADE iptable_nat nf_nat ipt_REJECT xt_tcpudp ipt_LOG xt_limit xt_state nf_conntrack_ipv4 nf_conntrack iptable_filter ip_tables x_tables rfcomm l2cap snd_pcm_oss snd_mixer_oss snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device ppp_generic slhc ioatdma dca cfq_iosched cpufreq_powersave cpufreq_ondemand cpufreq_conservative acpi_cpufreq freq_table uinput fan af_packet nls_cp1255 nls_iso8859_1 nls_utf8 nls_base hci_usb bluetooth pcmcia snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm ipw2200 nsc_ircc snd_timer irda ieee80211 snd psmouse yenta_socket ehci_hcd pcspkr ieee80211_crypt e1000 rsrc_nonstatic uhci_hcd soundcore i2c_i801 intel_agp crc_ccitt thermal sr_mod pcmcia_core snd_page_al!
 lo!
>  c battery rtc firmware_class agpgart ac processor cdrom sg button unix usbcore evdev ext3 jbd ext2 mbcache loop ata_piix libata sd_mod scsi_mod
> Feb 11 17:46:05 alon1 
> Feb 11 17:46:05 alon1 Pid: 4, comm: events/0 Tainted: P        (2.6.24-gentoo-r1 #1)
> Feb 11 17:46:05 alon1 EIP: 0060:[<c01b2da6>] EFLAGS: 00010286 CPU: 0
> Feb 11 17:46:05 alon1 EIP is at sysfs_get_dentry+0x26/0x80
> Feb 11 17:46:05 alon1 EAX: 00000000 EBX: 00000000 ECX: 00000000 EDX: ebf21000
> Feb 11 17:46:05 alon1 ESI: eab4e880 EDI: f713bb40 EBP: f713bb40 ESP: f7c49f00
> Feb 11 17:46:05 alon1 DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
> Feb 11 17:46:05 alon1 Process events/0 (pid: 4, ti=f7c48000 task=f7c3efc0 task.ti=f7c48000)
> Feb 11 17:46:05 alon1 Stack: f7c97120 f7135a68 f7e71e10 c01b303d ffffffff ffffffff fffffffe c030ba9c 
> Feb 11 17:46:05 alon1 f7c97120 f7135a68 f2fefb40 f7c97120 f7135a68 f2fefb40 c030ba8e c01ce1fb 
> Feb 11 17:46:05 alon1 f75f1b00 c030ba8e f2fefb40 f75f1b00 f75f1b00 00000000 f7135a00 00000000 
> Feb 11 17:46:05 alon1 Call Trace:
> Feb 11 17:46:05 alon1 [<c01b303d>] sysfs_move_dir+0x3d/0x1f0
> Feb 11 17:46:05 alon1 [<c01ce1fb>] kobject_move+0x9b/0x120
> Feb 11 17:46:05 alon1 [<c0241701>] device_move+0x51/0x110
> Feb 11 17:46:05 alon1 [<f9a8adb0>] del_conn+0x0/0x40 [bluetooth]
> Feb 11 17:46:05 alon1 [<f9a8adc0>] del_conn+0x10/0x40 [bluetooth]
> Feb 11 17:46:05 alon1 [<c012c1a1>] run_workqueue+0x81/0x140
> Feb 11 17:46:05 alon1 [<c02c0c78>] schedule+0x168/0x2e0
> Feb 11 17:46:05 alon1 [<c012fc70>] autoremove_wake_function+0x0/0x50
> Feb 11 17:46:05 alon1 [<c012c9cb>] worker_thread+0x9b/0xf0
> Feb 11 17:46:05 alon1 [<c012fc70>] autoremove_wake_function+0x0/0x50
> Feb 11 17:46:05 alon1 [<c012c930>] worker_thread+0x0/0xf0
> Feb 11 17:46:05 alon1 [<c012f962>] kthread+0x42/0x70
> Feb 11 17:46:05 alon1 [<c012f920>] kthread+0x0/0x70
> Feb 11 17:46:05 alon1 [<c0104c2f>] kernel_thread_helper+0x7/0x18
> Feb 11 17:46:05 alon1 =======================
> Feb 11 17:46:05 alon1 Code: 26 00 00 00 00 57 89 c7 a1 50 1b 3a c0 56 53 8b 70 38 85 f6 74 08 8b 0e 85 c9 74 58 ff 06 8b 56 50 39 fa 74 47 89 fb eb 02 89 c3 <8b> 43 08 39 c2 75 f7 8b 46 08 83 c0 68 e8 98 e7 10 00 8b 43 10 
> Feb 11 17:46:05 alon1 EIP: [<c01b2da6>] sysfs_get_dentry+0x26/0x80 SS:ESP 0068:f7c49f00

A number of bluetooth fixes went into 2.6.25-rc1.  It would be interestig
to see if we fixed this.


  parent reply	other threads:[~2008-02-13  8:00 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-23 17:50 [BUG] rfcomm] Alon Bar-Lev
2007-10-23 17:55 ` Marcel Holtmann
2007-10-23 17:57   ` Alon Bar-Lev
2007-10-23 18:26     ` Marcel Holtmann
2007-10-23 18:28       ` Alon Bar-Lev
2007-10-23 22:10     ` Rafael J. Wysocki
2007-10-23 18:06   ` Jiri Kosina
2007-10-23 18:25     ` Marcel Holtmann
2007-10-23 18:27       ` Alon Bar-Lev
2007-10-23 18:30         ` Marcel Holtmann
2007-10-23 18:55           ` Alon Bar-Lev
2007-10-24  8:43             ` Cornelia Huck
2007-10-23 18:28       ` Jiri Kosina
2007-10-24  9:56         ` Pavel Machek
2007-11-05  5:08 ` [Bluez-devel] " Dave Young
2007-11-05 15:46   ` Alon Bar-Lev
2007-11-06  1:48     ` Dave Young
2007-11-06  2:49       ` Dave Young
2007-11-06  5:49         ` Alon Bar-Lev
2008-02-11 15:57           ` [BUG] rfcomm Alon Bar-Lev
2008-02-11 22:48             ` Frederik Deweerdt
2008-02-13  7:58             ` Andrew Morton [this message]
2008-02-13 16:58               ` Mark Lord
2008-02-15  3:28               ` Dave Young
2008-02-15 23:13                 ` Dave Young
2008-02-16 21:49                   ` Alon Bar-Lev
2008-02-20 10:36                     ` Dave Young
2008-02-20 11:16                       ` [Bluez-devel] " Stefan Seyfried

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