+ linux-ide.
On Thu, Apr 04, 2013 at 09:23:27PM +0200, Eric Valette wrote:
> Hi,
>
> When booting a brand new machine freshly installed I notice in the
> dmesg output always the same worrying trace:
>
> PS copy me I'm not subscribed.
>
>
> ata2.00: ATA-9: Samsung SSD 840 Series, DXT07B0Q, max UDMA/133
> ata2.00: 234441648 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
> [ cut here ]
> WARNING: at /usr/src/linux-3.8.5/lib/dma-debug.c:947
> check_for_stack+0x92/0xc7()
> Hardware name: System Product Name
> ahci :00:1f.2: DMA-API: device driver maps memory fromstack
> [addr=88040df2da50]
> Modules linked in:
> Pid: 1419, comm: scsi_eh_1 Not tainted 3.8.5 #3
> Call Trace:
> [] ? check_for_stack+0x92/0xc7
> [] warn_slowpath_common+0x7c/0x94
> [] warn_slowpath_fmt+0x47/0x49
> [] check_for_stack+0x92/0xc7
> [] debug_dma_map_sg+0xed/0x150
> [] ata_qc_issue+0x22c/0x2e1
> [] ata_exec_internal_sg+0x23a/0x42c
> [] ata_exec_internal+0x7e/0x8b
> [] ata_read_log_page+0x78/0x7f
> [] ata_dev_configure+0xcc1/0x112b
> [] ? del_timer_sync+0x2b/0x49
> [] ? schedule_timeout+0x145/0x165
> [] ? wake_up_process+0x32/0x32
> [] ? _raw_spin_lock_irqsave+0x18/0x39
> [] ? _raw_spin_unlock_irqrestore+0x13/0x2e
> [] ? ata_exec_internal_sg+0x401/0x42c
> [] ? ata_exec_internal+0x7e/0x8b
> [] ? ata_std_postreset+0x9e/0xc4
> [] ? ata_do_dev_read_id+0x22/0x24
> [] ? ata_dev_read_id+0xd4/0x3f3
> [] ? ahci_error_handler+0x3b/0x3b
> [] ? ata_ering_map+0x3a/0x5a
> [] ata_eh_recover+0x6b0/0xee2
> [] ? ahci_error_handler+0x3b/0x3b
> [] ? ahci_dev_classify+0x4d/0x4d
> [] ? ahci_do_softreset+0x177/0x177
> [] ? ata_phys_link_offline+0x27/0x27
> [] ata_do_eh+0x46/0x93
> [] ? ata_phys_link_offline+0x27/0x27
> [] ? ahci_do_softreset+0x177/0x177
> [] ? ahci_dev_classify+0x4d/0x4d
> [] ? ahci_error_handler+0x3b/0x3b
> [] ? ahci_dev_classify+0x4d/0x4d
> [] ata_std_error_handler+0x55/0x5c
> [] ahci_error_handler+0x23/0x3b
> [] ata_scsi_port_error_handler+0x236/0x554
> [] ata_scsi_error+0x8c/0xb5
> [] scsi_error_handler+0xa3/0x40a
> [] ? default_wake_function+0xd/0xf
> [] ? scsi_eh_get_sense+0xa2/0xa2
> [] kthread+0xb5/0xbd
> [] ? kthread_stop+0x53/0x53
> [] ret_from_fork+0x7c/0xb0
> [] ? kthread_stop+0x53/0x53
> ---[ end trace b53ccdbc387522c5 ]---
>
> --eric
> --
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--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
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