[Bugme-new] [Bug 12438] New: WARNING: at drivers/ata/libata-sff.c
bugme-daemon at bugzilla.kernel.org
bugme-daemon at bugzilla.kernel.org
Mon Jan 12 12:47:53 PST 2009
http://bugzilla.kernel.org/show_bug.cgi?id=12438
Summary: WARNING: at drivers/ata/libata-sff.c
Product: IO/Storage
Version: 2.5
KernelVersion: 2.6.29-rc1
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Serial ATA
AssignedTo: jgarzik at pobox.com
ReportedBy: francois.valenduc at tvcablenet.be
Latest working kernel version: 2.6.28
Earliest failing kernel version: 2.6.29-rc1
Distribution: Gentoo 64 bits
Hardware Environment: Packard Bell Easynote MB86
Software Environment:
Problem Description:
When I boot my computer with kernel 2.6.29-rc1, I notice the following error in
dmesg:
[ 9.484349] Driver 'sr' needs updating - please use bus_type methods
[ 9.485592] ------------[ cut here ]------------
[ 9.485598] WARNING: at drivers/ata/libata-sff.c:1017
ata_sff_hsm_move+0x6b8/0x720()
[ 9.485603] Hardware name: EasyNote MB85
[ 9.485606] Modules linked in: sr_mod(+) cdrom snd_hda_intel(+) fan iwlcore
snd_hda_codec mac80211 snd_pcm ohci1394 sdhci_pci cfg80211 sdhci psmouse
snd_timer ieee1394 ricoh_mmc mmc_core ata_piix snd sky2 ehci_hcd uhci_hcd
soundcore thermal snd_page_alloc usbcore processor container battery button ac
thermal_sys dm_snapshot dm_mod ext4 crc16 jbd2 mbcache sd_mod ahci
[ 9.485661] Pid: 1327, comm: udevd Not tainted 2.6.29-rc1 #1
[ 9.485665] Call Trace:
[ 9.485669] <IRQ> [<ffffffff80238652>] warn_slowpath+0xf2/0x130
[ 9.485685] [<ffffffff8022df20>] enqueue_entity+0x20/0xf0
[ 9.485694] [<ffffffff8022d676>] place_entity+0x76/0x90
[ 9.485701] [<ffffffff80234903>] check_preempt_wakeup+0x113/0x150
[ 9.485710] [<ffffffff802fdbf1>] __blk_run_queue+0x11/0x30
[ 9.485718] [<ffffffff80388641>] scsi_eh_scmd_add+0x91/0xd0
[ 9.485725] [<ffffffff803a17b9>] ata_sff_data_xfer32+0xb9/0xf0
[ 9.485731] [<ffffffff803a1568>] ata_sff_hsm_move+0x6b8/0x720
[ 9.485738] [<ffffffff803a2834>] ata_sff_interrupt+0x164/0x220
[ 9.485745] [<ffffffff80270a8f>] __rcu_process_callbacks+0xbf/0x220
[ 9.485755] [<ffffffff8026db94>] handle_IRQ_event+0x34/0x70
[ 9.485761] [<ffffffff8026fa26>] handle_edge_irq+0xb6/0x140
[ 9.485768] [<ffffffff8020d27c>] call_softirq+0x1c/0x30
[ 9.485775] [<ffffffff8020ecee>] do_IRQ+0x7e/0x110
[ 9.485781] [<ffffffff8020cb53>] ret_from_intr+0x0/0xa
[ 9.485785] <EOI> <4>---[ end trace be209c8a867d1b7c ]---
After a git-bisect run, it appears that the first bad commit is the following:
871af1210f13966ab911ed2166e4ab2ce775b99d is first bad commit
commit 871af1210f13966ab911ed2166e4ab2ce775b99d
Author: Alan Cox <alan at redhat.com>
Date: Mon Jan 5 14:16:39 2009 +0000
libata: Add 32bit PIO support
I find it rather strange since I am using a 64 bit systems, but if I revert it,
the error doesn't occur.
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