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Subject2.6.19-rc5-mm2: WARNING at drivers/ata/sata_nv.c:762 nv_adma_bmdma_setup()
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Hi,

When booting a fresh 2.6.19-rc5-mm2, I get a lof of traces like this:


WARNING at drivers/ata/sata_nv.c:762 nv_adma_bmdma_setup()

Call Trace:
[<ffffffff802614eb>] show_trace+0x34/0x47
[<ffffffff80261510>] dump_stack+0x12/0x17
[<ffffffff8806e48b>] :libata:ata_qc_issue_prot+0x1ec/0x24c
[<ffffffff8806bc0e>] :libata:ata_qc_issue+0x400/0x45d
[<ffffffff8807075e>] :libata:ata_scsi_translate+0xcf/0x118
[<ffffffff8807177a>] :libata:ata_scsi_queuecmd+0x103/0x122
[<ffffffff8037a6bd>] scsi_dispatch_cmd+0x22d/0x2c0
[<ffffffff8037f7af>] scsi_request_fn+0x2c4/0x38f
[<ffffffff803113bf>] blk_execute_rq_nowait+0x7a/0x8b
[<ffffffff80311489>] blk_execute_rq+0xb9/0xe1
[<ffffffff8037f376>] scsi_execute+0xca/0xe6
[<ffffffff8037f44b>] scsi_execute_req+0xb9/0xde
[<ffffffff80380778>] scsi_probe_and_add_lun+0x231/0xa39
[<ffffffff80381af7>] __scsi_add_device+0x6c/0x97
[<ffffffff88070150>] :libata:ata_scsi_scan_host+0x46/0x6f
[<ffffffff8806ec34>] :libata:ata_device_add+0x420/0x4e8
[<ffffffff88096b35>] :sata_nv:nv_init_one+0x2df/0x333
[<ffffffff803251ca>] pci_device_probe+0x4c/0x75
[<ffffffff8037524a>] really_probe+0x87/0x10c
[<ffffffff803754a1>] __driver_attach+0x90/0xcd
[<ffffffff8037476f>] bus_for_each_dev+0x43/0x6e
[<ffffffff80374a65>] bus_add_driver+0x6b/0x18d
[<ffffffff8032538d>] __pci_register_driver+0x85/0xba
[<ffffffff8029232b>] sys_init_module+0x1733/0x18b2
[<ffffffff8025511e>] system_call+0x7e/0x83
DWARF2 unwinder stuck at system_call+0x7e/0x83
Leftover inexact backtrace:
The optical drive on the nvidia sata controler is dead (there is also two
pata drives hanging there, but I don't use them with Linux)

Full dmesg, kernel config, etc available there:

http://bugzilla.kernel.org/show_bug.cgi?id=7538

Regards,

--
Nicolas Mailhot


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