section of dmesg

qc-crash (text/plain), 3.06 KB, created by Gabriel Devenyi on 2008-02-18 23:07:08 UTC

quickcam: QuickCam USB camera found (driver version QuickCam USB 0.6.6 $Date: 2006/11/04 08:38:14 $)
quickcam: Kernel:2.6.23-gentoo-r6 bus:1 class:FF subclass:FF vendor:046D product:0840
quickcam: Sensor PB-0100/0101 detected
quickcam: Registered device: /dev/video0

ohci_hcd 0000:00:02.0: leak ed ffff81007fbf1190 (#81) state 2
quickcam: Control URB error -2
quickcam: Control URB error -2
Unable to handle kernel NULL pointer dereference at 0000000000000041 RIP:
 [<ffffffff8038b6b6>] usb_kill_urb+0x26/0xe0
PGD 74260067 PUD 74261067 PMD 0
Oops: 0000 [1] SMP
CPU 1
Modules linked in: w83627hf hwmon_vid nfs nfsd exportfs lockd sunrpc af_packet snd_pcm_oss snd_mixer_oss nls_cp437 vfat fat nls_iso8859_1 ntfs nls_base vboxdrv lp quickcam nvidia(P) i2c_nforce2 parport_pc parport snd_intel8x0 snd_ac97_codec ac97_bus evdev videodev v4l2_common floppy i2c_core r8169 bitrev crc32 snd_pcm snd_timer snd soundcore v4l1_compat snd_page_alloc k8temp hwmon ehci_hcd forcedeth bcm43xx firmware_class rng_core ieee80211softmac ieee80211 ieee80211_crypt sr_mod cdrom unix
Pid: 3237, comm: gqcam Tainted: P        2.6.23-gentoo-r6 #2
RIP: 0010:[<ffffffff8038b6b6>]  [<ffffffff8038b6b6>] usb_kill_urb+0x26/0xe0
RSP: 0018:ffff8100628b1c28  EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff81006f0c4800 RCX: 0000000000000002
RDX: ffff8100628b1fd8 RSI: 0000000000000001 RDI: ffff81006f0c4800
RBP: ffffffff889b0300 R08: 0000000000000000 R09: 0000000000000000
R10: ffff81007c446888 R11: 0000000000000006 R12: ffff81007eab23a0
R13: ffff81007eab23a0 R14: ffff81007fbf8c00 R15: ffff81007e5fdc80
FS:  00002b25c76b28e0(0000) GS:ffff81007ffe2100(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000000041 CR3: 000000007425f000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process gqcam (pid: 3237, threadinfo ffff8100628b0000, task ffff81006c95c000)
Stack:  0000000000000000 ffff810000000000 ffffffff00001388 ffff8100628b1c40
 ffff81007ef24000 ffffffff889b0300 ffff81007ef24000 ffffffff889b0300
 ffff81007eab23a0 ffffffff889a00bd ffff81007ef24000 ffffffff889a247c
Call Trace:
 [<ffffffff889a00bd>] :quickcam:qc_isoc_stop+0x2d/0x110
 [<ffffffff889a247c>] :quickcam:qc_v4l_close+0x7c/0xc0
 [<ffffffff8028d911>] __fput+0xc1/0x1d0
 [<ffffffff8028a8b4>] filp_close+0x54/0x90
 [<ffffffff8023ab10>] put_files_struct+0xb0/0xc0
 [<ffffffff8023bf2f>] do_exit+0x19f/0x900
 [<ffffffff802433cd>] __dequeue_signal+0x2d/0x1f0
 [<ffffffff8023c6bc>] do_group_exit+0x2c/0x80
 [<ffffffff802457b7>] get_signal_to_deliver+0x2e7/0x4a0
 [<ffffffff8020b044>] do_notify_resume+0xc4/0x810
 [<ffffffff80306951>] __up_read+0x21/0xb0
 [<ffffffff8024de60>] autoremove_wake_function+0x0/0x30
 [<ffffffff80255b19>] sys_futex+0x79/0x130
 [<ffffffff8020bd27>] sysret_signal+0x1c/0x27
 [<ffffffff8020bfb7>] ptregscall_common+0x67/0xb0


Code: 48 83 78 40 00 0f 84 a2 00 00 00 4c 8d 63 04 4c 89 e7 e8 23
RIP  [<ffffffff8038b6b6>] usb_kill_urb+0x26/0xe0
 RSP <ffff8100628b1c28>
CR2: 0000000000000041
Fixing recursive fault but reboot is needed!