Seeing lots of these in my dmesg (149 in first 7 minutes of uptime): [ 0.885878] ------------[ cut here ]------------ [ 0.885881] WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x477/0x677() [ 0.885883] Hardware name: Latitude D820 [ 0.885885] Modules linked in: [ 0.885889] Pid: 0, comm: swapper Not tainted 2.6.28-mmotm0109 #1 [ 0.885891] Call Trace: [ 0.885894] <IRQ> [<ffffffff8023532d>] warn_slowpath+0xb1/0xed [ 0.885906] [<ffffffff80548eea>] ? _spin_unlock_irqrestore+0x53/0x58 [ 0.885910] [<ffffffff803f8f9e>] ? scsi_eh_scmd_add+0x96/0xa6 [ 0.885913] [<ffffffff803f9002>] ? scsi_times_out+0x54/0x70 [ 0.885917] [<ffffffff8036294d>] ? kobject_put+0x47/0x4b [ 0.885921] [<ffffffff80356ead>] ? blk_rq_timed_out+0x16/0x55 [ 0.885926] [<ffffffff803d9fd8>] ? put_device+0x12/0x14 [ 0.885932] [<ffffffff8024d185>] ? sched_clock_cpu+0x138/0x144 [ 0.885935] [<ffffffff8041457a>] ? ata_sff_data_xfer32+0x62/0xa6 [ 0.885938] [<ffffffff80414091>] ata_sff_hsm_move+0x477/0x677 [ 0.885942] [<ffffffff80414376>] ata_sff_host_intr+0xe5/0x131 [ 0.885945] [<ffffffff80414448>] ata_sff_interrupt+0x86/0xc2 [ 0.885949] [<ffffffff80269465>] handle_IRQ_event+0x2c/0x61 [ 0.885952] [<ffffffff8026a7f2>] handle_edge_irq+0xce/0x114 [ 0.885957] [<ffffffff8020dd21>] do_IRQ+0xdc/0x153 [ 0.885960] [<ffffffff8020c2d3>] ret_from_intr+0x0/0xf [ 0.885962] <EOI> <4>---[ end trace 515a9d577eac5d9e ]---
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