dmesg output of the module crash

trace.txt (text/plain), 3.48 KB, created by Piotr Malinski on 2009-09-17 12:43:02 UTC

PPP BSD Compression module registered
PPP Deflate Compression module registered
usb 6-1: USB disconnect, address 3
option: option_instat_callback: error -108
BUG: unable to handle kernel NULL pointer dereference at (null)
IP: [<ffffffff8130fed0>] __mutex_lock_slowpath+0xb6/0x12e
PGD 0
Oops: 0002 [#1] SMP
last sysfs file: /sys/devices/pci0000:00/0000:00:1c.5/0000:0c:00.0/ieee80211/phy
0/rfkill0/state
CPU 0
Modules linked in: ppp_deflate zlib_deflate bsd_comp ppp_async vboxnetflt vboxdr
v nvidia(P) snd_hda_codec_si3054 snd_hda_codec_realtek option firewire_ohci iwl3
945 iwlcore mac80211 cfg80211 compal_laptop backlight usbserial sdhci_pci sdhci
led_class firewire_core snd_hda_intel snd_hda_codec rfkill processor snd_hwdep a
c i2c_i801 thermal battery button thermal_sys snd_pcm snd_timer snd_page_alloc t
g3 libphy e1000 scsi_wait_scan sl811_hcd usbhid ohci_hcd uhci_hcd usb_storage eh
ci_hcd usbcore scsi_transport_fc
Pid: 1831, comm: khubd Tainted: P           2.6.31-gentoo #1 N/A

RIP: 0010:[<ffffffff8130fed0>]  [<ffffffff8130fed0>] __mutex_lock_slowpath+0xb6/
0x12e
RSP: 0018:ffff88007ea3fb60  EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff88007eb091e8 RCX: 0000000000000000
RDX: ffff88007ea3fb70 RSI: 0000000000000002 RDI: ffff88007eb091ec
RBP: ffff88007ea3fbc0 R08: ffff88007efc8b80 R09: 0000000000000008
R10: ffff88007ea3fcd0 R11: ffff88007ea3fb20 R12: ffff88007e93e660
R13: ffff88007eb091ec R14: ffff88007eb091f0 R15: ffffffffffffffff
FS:  0000000000000000(0000) GS:ffff880001550000(0000) knlGS:0000000000000000
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000000000000000 CR3: 0000000001001000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process khubd (pid: 1831, threadinfo ffff88007ea3e000, task ffff88007e93e660)
Stack:
 ffff88007ea3fc00 ffff88007ea3fba0 ffff88007eb091f0 0000000000000000
<0> ffffffff810c7d3c ffff88007f6b79c8 ffff88007f6b7910 ffff88007eb091e8
<0> ffff88007efd4a00 ffff88007eb091e8 0000000000000000 ffff88007eb09180
Call Trace:
 [<ffffffff810c7d3c>] ? sysfs_ilookup_test+0x0/0x14
 [<ffffffff813102a5>] mutex_lock+0x1e/0x38
 [<ffffffffa01a3d28>] usb_serial_disconnect+0x52/0x162 [usbserial]
 [<ffffffffa001a1e1>] usb_unbind_interface+0x47/0xb8 [usbcore]
 [<ffffffff811f9b68>] __device_release_driver+0x61/0xa7
 [<ffffffff811f9c70>] device_release_driver+0x1e/0x2b
 [<ffffffff811f9261>] bus_remove_device+0x96/0xa8
 [<ffffffff811f7a6f>] device_del+0x125/0x174
 [<ffffffffa0017fcd>] usb_disable_device+0x80/0xf7 [usbcore]
 [<ffffffffa0013c46>] usb_disconnect+0x9f/0x107 [usbcore]
 [<ffffffffa00148f6>] hub_thread+0x3fa/0xd68 [usbcore]
 [<ffffffff81028bc3>] ? __dequeue_entity+0x2e/0x33
 [<ffffffff81041011>] ? autoremove_wake_function+0x0/0x34
 [<ffffffffa00144fc>] ? hub_thread+0x0/0xd68 [usbcore]
 [<ffffffff81040d12>] kthread+0x8c/0x94
 [<ffffffff8100bdfa>] child_rip+0xa/0x20
 [<ffffffff81040c86>] ? kthread+0x0/0x94
 [<ffffffff8100bdf0>] ? child_rip+0x0/0x20
Code: 63 7e 04 f3 90 eb 98 4c 8d 6b 04 4c 8d 73 08 4c 89 ef 49 83 cf ff e8 f6 0f                                                                                                    
00 00 48 8b 43 10 48 8d 55 b0 4c 89 75 b0 48 89 45 b8 <48> 89 10 48 89 53 10 4c                                                                                                    
89 65 c0 4c 89 f8 87 03 ff c8 74 24 4c
RIP  [<ffffffff8130fed0>] __mutex_lock_slowpath+0xb6/0x12e
 RSP <ffff88007ea3fb60>
CR2: 0000000000000000
---[ end trace 33f8924a629243e8 ]---