[BUG] rfcomm

On Tuesday 06 November 2007, Alon Bar-Lev wrote:
> On 11/6/07, Dave Young <[email protected]> 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 sn
 d_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_alloc
  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
Feb 11 17:46:05 alon1 ---[ end trace a8cb8bc51a9b0e12 ]---

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