bug in video-buf.c?

[David Liontooth <liontooth (at) cogweb.net>]

I get this non-fatal bug in 2.6.14 (Debian version) on a dual opteron -- 
is it worth reporting? What is "Tainted: P"? Likely mplayer-(unofficial) 
related -- is this what Debian picks up on as a tainted?

Dave

----------- [cut here ] --------- [please bite here ] ---------
Kernel BUG at drivers/media/video/video-buf.c:237
invalid operand: 0000 [1] SMP
CPU 1
Modules linked in: tuner saa7134 video_buf ir_common binfmt_misc 
nls_cp437 snd_pcm_oss snd_mixer_oss sd_mod snd_emu10k1 snd_rawmidi 
snd_seq_device snd_ac97_codec snd_pcm snd_timer snd_ac97_bus 
snd_page_alloc snd_util_mem tg3 evdev i2c_amd8111 3w_xxxx snd_hwdep snd 
nvidia
Pid: 6415, comm: mplayer Tainted: P      2.6.14 #1
RIP: 0010:[<ffffffff88004167>] 
<ffffffff88004167>{:video_buf:videobuf_dma_pci_sync+55}
RSP: 0018:ffff8100583d3ec8  EFLAGS: 00210246
RAX: 0000000000000000 RBX: ffff810067be92f0 RCX: ffff8100583d3e90
RDX: ffff810067be9378 RSI: 0000000019721112 RDI: 0000000000000000
RBP: ffff810037165920 R08: 0000000000000000 R09: ffff810071a74430
R10: 00000000009876f0 R11: 0000000000200246 R12: 0000000000000800
R13: 0000000000000000 R14: 00000000009877b0 R15: 0000000000987730
FS:  00002aaab30d3080(0000) GS:ffffffff80541880(0000) knlGS:0000000056a65bb0
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000553850 CR3: 000000001042a000 CR4: 00000000000006e0
Process mplayer (pid: 6415, threadinfo ffff8100583d2000, task 
ffff8100676958e0)
Stack: ffff81007e328c80 ffffffff8800624c 0000000000000016 0012fc0000000001
      ffff81007e328c80 0000000000000000 0000000000000800 ffff8100583d3f50
      00000000009877b0 ffffffff8017ca2b
Call Trace:<ffffffff8800624c>{:video_buf:videobuf_read_one+604}
      <ffffffff8017ca2b>{vfs_read+187} <ffffffff8017d613>{sys_read+83}
      <ffffffff8010dcce>{system_call+126}

Code: 0f 0b 68 58 6b 00 88 c2 ed 00 48 83 7b 18 00 75 0b 83 7b 30
RIP <ffffffff88004167>{:video_buf:videobuf_dma_pci_sync+55} RSP 
<ffff8100583d3ec8>
----------- [cut here ] --------- [please bite here ] ---------

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