From: Andy Walls <awalls@radix.net>
To: Brandon Jenkins <bcjenkins@tvwhere.com>
Cc: video4linux-list@redhat.com, ivtv-devel@ivtvdriver.org
Subject: Re: CX18 Oops
Date: Tue, 05 Aug 2008 21:29:34 -0400 [thread overview]
Message-ID: <1217986174.5252.7.camel@morgan.walls.org> (raw)
In-Reply-To: <de8cad4d0808051804l13d1b66cs9df26cc43ba6cfd6@mail.gmail.com>
On Tue, 2008-08-05 at 21:04 -0400, Brandon Jenkins wrote:
> Hi All
>
> I am running kernel 2.6.26 on Ubuntu 8.04. Any thoughts?
I ran into a similar Oops in the same function on 23 July. I had it at
a lower priority since no one had complained about it and it seems rare.
I'll try and get to it before Saturday morning. If anyone wants to
submit a patch before then, I'll review it ASAP after receipt.
Regards,
Andy
> Thanks in advance
>
> Brandon
>
> [35037.080230] BUG: unable to handle kernel NULL pointer dereference
> at 0000000000000000
> [35037.080258] IP: [<ffffffffa01e4180>] :cx18:cx18_queue_move_buf+0x0/0xa0
> [35037.080284] PGD 21b9e9067 PUD 218c12067 PMD 0
> [35037.080298] Oops: 0000 [1] PREEMPT SMP
> [35037.080311] CPU 1
> [35037.080320] Modules linked in: binfmt_misc iptable_filter ip_tables
> x_tables xfs loop mxl5005s s5h1409 tuner_simple ipv6 tuner_types
> cs5345 tuner usbhid cx18 dvb_core hid compat_ioctl32 videodev
> v4l1_compat i2c_algo_bit cx2341x v4l2_common tveeprom psmouse i2c_core
> button ext3 jbd mbcache sd_mod ahci libata scsi_mod iTCO_wdt dock
> r8169 ehci_hcd uhci_hcd usbcore raid10 raid456 async_xor async_memcpy
> async_tx xor raid1 raid0 multipath linear md_mod dm_mirror dm_log
> dm_snapshot dm_mod thermal processor fan fuse
> [35037.080488] Pid: 15894, comm: java Not tainted 2.6.26-server-sagetv #1
> [35037.080499] RIP: 0010:[<ffffffffa01e4180>] [<ffffffffa01e4180>]
> :cx18:cx18_queue_move_buf+0x0/0xa0
> [35037.080521] RSP: 0018:ffff810217c4be50 EFLAGS: 00010046
> [35037.080530] RAX: 00000000003d0000 RBX: 0000000000000000 RCX: 0000000000000001
> [35037.080541] RDX: ffff81021d9a81f8 RSI: 0000000000000000 RDI: ffff81021d9a8188
> [35037.080552] RBP: ffff81021d9a81f8 R08: 0000000000000000 R09: 000000000009d548
> [35037.080563] R10: 000000000009d547 R11: 0000000000000002 R12: 0000000000000001
> [35037.080574] R13: 0000000000020000 R14: 0000000000000000 R15: ffff81021d9a8188
> [35037.080585] FS: 0000000000000000(0000) GS:ffff81021fc06580(0063)
> knlGS:00000000c9efbb90
> [35037.080601] CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b
> [35037.080611] CR2: 0000000000000000 CR3: 00000002179b8000 CR4: 00000000000006a0
> [35037.080622] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [35037.080633] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> [35037.080644] Process java (pid: 15894, threadinfo ffff810217c4a000,
> task ffff81020ad6c620)
> [35037.080659] Stack: ffffffffa01e42c2 00000000003d0000
> ffff81021d9a81b0 0000000000000292
> [35037.080682] 000000011d9a81f8 ffff8102003d0000 ffff81021d9a8188
> ffff81021d9a8000
> [35037.080703] ffff81021d9a8188 ffff81021d9a8128 ffff81021fd15600
> 0000000000000000
> [35037.080719] Call Trace:
> [35037.080736] [<ffffffffa01e42c2>] ? :cx18:cx18_queue_move+0xa2/0x160
> [35037.080752] [<ffffffffa01e58e8>] ? :cx18:cx18_release_stream+0x78/0xc0
> [35037.080767] [<ffffffffa01e5d86>] ? :cx18:cx18_v4l2_close+0xb6/0x150
> [35037.080781] [<ffffffff802a88d1>] ? __fput+0xb1/0x1d0
> [35037.080792] [<ffffffff802a5404>] ? filp_close+0x54/0x90
> [35037.080803] [<ffffffff802a6c1f>] ? sys_close+0x9f/0x110
> [35037.080815] [<ffffffff80226c02>] ? sysenter_do_call+0x1b/0x66
> [35037.080826] [<ffffffff80315060>] ? dummy_file_free_security+0x0/0x10
> [35037.080839]
> [35037.080845]
> [35037.080852] Code: 74 22 31 c9 0f 1f 80 00 00 00 00 48 89 c8 48 03
> 47 28 8b 10 0f ca 89 10 8d 41 04 48 83 c1 04 39 47 30 77 e7 f3 c3 0f
> 1f 44 00 00 <4c> 8b 0e 49 89 d2 49 8b 41 08 49 8b 11 48 89 42 08 48 89
> 10 49
> [35037.080976] RIP [<ffffffffa01e4180>] :cx18:cx18_queue_move_buf+0x0/0xa0
> [35037.080992] RSP <ffff810217c4be50>
> [35037.081000] CR2: 0000000000000000
> [35037.081192] ---[ end trace 10100555b3a0d104 ]---
> [35037.090147] note: java[15894] exited with preempt_count 1
>
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next prev parent reply other threads:[~2008-08-06 1:35 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-06 1:04 CX18 Oops Brandon Jenkins
2008-08-06 1:29 ` Andy Walls [this message]
2008-08-06 10:57 ` Brandon Jenkins
2008-08-07 0:55 ` Andy Walls
2008-08-07 10:16 ` Brandon Jenkins
2008-08-07 13:36 ` Brandon Jenkins
2008-08-08 0:46 ` Andy Walls
2008-08-08 14:18 ` Andy Walls
2008-08-08 14:35 ` Hans Verkuil
2008-08-08 14:44 ` Andy Walls
2008-08-09 17:43 ` Brandon Jenkins
2008-08-11 21:33 ` Brandon Jenkins
2008-08-17 2:13 ` Andy Walls
2008-08-17 9:41 ` Hans Verkuil
2008-08-17 19:12 ` Andy Walls
2008-08-17 20:01 ` Hans Verkuil
2008-08-18 2:53 ` Andy Walls
2008-08-18 10:35 ` Brandon Jenkins
2008-08-18 17:17 ` Brandon Jenkins
2008-08-19 0:34 ` Andy Walls
2008-08-23 21:44 ` Andy Walls
2008-08-25 19:14 ` Brandon Jenkins
2008-08-18 23:52 ` Andy Walls
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