2.6.30=rc6=git6 -- ata_piix 0000:00:1f.2: DMA-API: device driver maps memory from kernel text or rodata [addr=c0fff000]
From: Miles Lane
Date: Sat May 23 2009 - 10:34:31 EST
[ 865.788574] WARNING: at lib/dma-debug.c:576
check_for_illegal_area+0xdb/0x105()
[ 865.788585] Hardware name: 1000HE
[ 865.788596] ata_piix 0000:00:1f.2: DMA-API: device driver maps
memory from kernel text or rodata [addr=c0fff000] [size=4096]
[ 865.788607] Modules linked in: sco bnep rfcomm l2cap pci_slot
snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep
snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss
snd_seq_midi_event btusb snd_seq bluetooth snd_timer snd_seq_device
ath9k snd soundcore snd_page_alloc atl1e
[ 865.788718] Pid: 1559, comm: mount.ntfs Not tainted 2.6.30-rc6-git6 #2
[ 865.788727] Call Trace:
[ 865.788745] [<c10206f4>] warn_slowpath_common+0x65/0x7c
[ 865.788761] [<c11666e2>] ? check_for_illegal_area+0xdb/0x105
[ 865.788777] [<c102073f>] warn_slowpath_fmt+0x24/0x27
[ 865.788793] [<c11666e2>] check_for_illegal_area+0xdb/0x105
[ 865.788811] [<c1167629>] debug_dma_map_sg+0x10f/0x11b
[ 865.788829] [<c121347e>] ata_qc_issue+0x1b0/0x233
[ 865.788848] [<c1218cf0>] __ata_scsi_queuecmd+0x15a/0x1a7
[ 865.788864] [<c11fde34>] ? scsi_done+0x0/0xd
[ 865.788879] [<c12187d4>] ? ata_scsi_rw_xlat+0x0/0x1e9
[ 865.788895] [<c1218dbe>] ata_scsi_queuecmd+0x45/0x73
[ 865.788909] [<c11fde34>] ? scsi_done+0x0/0xd
[ 865.788925] [<c11fdf6e>] scsi_dispatch_cmd+0x12d/0x165
[ 865.788941] [<c1202253>] scsi_request_fn+0x299/0x3ca
[ 865.788956] [<c10282bf>] ? del_timer+0x47/0x4e
[ 865.788974] [<c11505b8>] __generic_unplug_device+0x26/0x29
[ 865.788990] [<c11505ff>] generic_unplug_device+0x21/0x2f
[ 865.789006] [<c11516c6>] blk_unplug+0x16/0x19
[ 865.789021] [<c11516d4>] blk_backing_dev_unplug+0xb/0xd
[ 865.789038] [<c10a57cf>] block_sync_page+0x24/0x28
[ 865.789053] [<c1069728>] sync_page+0x38/0x41
[ 865.789068] [<c106973a>] sync_page_killable+0x9/0x37
[ 865.789085] [<c13ab475>] __wait_on_bit_lock+0x34/0x6f
[ 865.789099] [<c1069731>] ? sync_page_killable+0x0/0x37
[ 865.789115] [<c1069613>] __lock_page_killable+0x71/0x78
[ 865.789132] [<c1030d9f>] ? wake_bit_function+0x0/0x37
[ 865.789147] [<c1069642>] lock_page_killable+0x28/0x2b
[ 865.789162] [<c106ad22>] generic_file_aio_read+0x315/0x493
[ 865.789183] [<c108c36c>] do_sync_read+0xaa/0xe5
[ 865.789199] [<c113181d>] ? file_has_perm+0x87/0xa1
[ 865.789216] [<c1030d70>] ? autoremove_wake_function+0x0/0x2f
[ 865.789234] [<c112e180>] ? security_file_permission+0xf/0x11
[ 865.789250] [<c108c43c>] ? rw_verify_area+0x95/0xb6
[ 865.789265] [<c108c2c2>] ? do_sync_read+0x0/0xe5
[ 865.789280] [<c108ca03>] vfs_read+0x8d/0xea
[ 865.789296] [<c108cab3>] sys_pread64+0x53/0x6b
[ 865.789313] [<c1002c34>] syscall_call+0x7/0xb
[ 865.789325] ---[ end trace 1ec3ba9a74f5a8d5 ]---
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