From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753488AbZAILbn (ORCPT ); Fri, 9 Jan 2009 06:31:43 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752104AbZAILbe (ORCPT ); Fri, 9 Jan 2009 06:31:34 -0500 Received: from mail-bw0-f21.google.com ([209.85.218.21]:50423 "EHLO mail-bw0-f21.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751770AbZAILbc (ORCPT ); Fri, 9 Jan 2009 06:31:32 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=F28s+m7qMUT6/GDLYD62sEo5Uwtd67pOfWdzAZ+3yc1KhdtzndnHeo5TZIU3ArllpT DPpQ/AczLw1RvwYReH8DZYVsSv2AsVNBXQx/i3U3p4jc9L41qucS+vtczEBRv+DRaO1j d9c3+Khl+XLltXVgIk6B77+GtaDJeUwtGZRn8= Message-ID: Date: Fri, 9 Jan 2009 12:31:29 +0100 From: "Zdenek Kabelac" To: "Tejun Heo" Subject: Re: [PATCH] libata: use WARN_ON_ONCE on hot paths Cc: "Justin P. Mattock" , "Linus Torvalds" , "Jeff Garzik" , "Linux Kernel Mailing List" , "Jeff Garzik" , "IDE/ATA development list" In-Reply-To: <496724A2.5030400@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20090108221753.78648cd6@daedalus.pq.iki.fi> <20090108125317.648397d2@infradead.org> <49667C36.4080300@gmail.com> <20090108143127.437c15de@infradead.org> <4966974B.3090700@gmail.com> <49672166.4050606@gmail.com> <496724A2.5030400@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2009/1/9 Tejun Heo : > Convert WARN_ON() on command issue/completion paths to WARN_ON_ONCE() > so that libata doesn't spam the machine even when one of those > conditions triggers repeatedly. > Hi I've not yet applied this patch - but now I'm getting these WARNS on my T61: (commit: 2150edc6c5cf00f7adb54538b9ea2a3e9cedca3f) Is this patch solving the problem or just hiding warnings ? -- Driver 'sr' needs updating - please use bus_type methods ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: sr_mod(+) cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: scsi_wait_scan] Pid: 1198, comm: udevd Not tainted 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? __lock_acquire+0x5e9/0x1db0 [] ? scsi_times_out+0x70/0x90 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a7686 ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: sr_mod(+) cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: scsi_wait_scan] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? __lock_acquire+0x5e9/0x1db0 [] ? trace_hardirqs_off+0xd/0x10 [] ? flat_send_IPI_mask+0x88/0xa0 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf [] ? __do_softirq+0x69/0x180 [] ? __do_softirq+0x6c/0x180 [] ? __do_softirq+0x69/0x180 [] ? call_softirq+0x1c/0x50 [] ? do_softirq+0x75/0xc0 [] ? irq_exit+0x85/0xb0 [] ? smp_apic_timer_interrupt+0x88/0xc0 [] ? apic_timer_interrupt+0x13/0x20 <4>---[ end trace 6cbd13f9b20a7687 ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: sr_mod(+) cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: scsi_wait_scan] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? ata_sff_hsm_move+0x4d8/0x770 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a7688 ]--- sr0: scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 cdda tray Uniform CD-ROM driver Revision: 3.20 PM: Adding info for No Bus:sr0 PM: Adding info for No Bus:11:0 sr 3:0:0:0: Attached scsi CD-ROM sr0 ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: scsi_wait_scan] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? trace_hardirqs_off+0xd/0x10 [] ? _spin_unlock_irqrestore+0x57/0x70 [] ? scsi_eh_scmd_add+0xa0/0xe0 [] ? scsi_times_out+0x70/0x90 [] ? blk_rq_timed_out+0x16/0x70 [] ? blk_abort_request+0x47/0x50 [] ? ata_qc_schedule_eh+0x4b/0x70 [] ? ata_qc_complete+0x1f9/0x230 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a7689 ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: scsi_wait_scan] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? trace_hardirqs_off+0xd/0x10 [] ? complete+0x4a/0x60 [] ? __ata_qc_complete+0x7d/0xf0 [] ? ata_qc_complete+0xbd/0x230 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a768a ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: scsi_wait_scan] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? scheduler_tick+0x4b/0x230 [] ? hrtimer_get_next_event+0x42/0xf0 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a768b ]--- iTCO_wdt: Intel TCO WatchDog Timer Driver v1.04 PM: Adding info for platform:iTCO_wdt iTCO_wdt: Found a ICH8M-E TCO device (Version=2, TCOBASE=0x1060) PM: Adding info for No Bus:watchdog ... cut ... CONFIG_NF_CT_ACCT is deprecated and will be removed soon. Please use nf_conntrack.acct=1 kernel paramater, acct=1 nf_conntrack module option or sysctl net.netfilter.nf_conntrack_acct=1 to enable it. ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 2519, comm: hald Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? trace_hardirqs_off+0xd/0x10 [] ? _spin_unlock_irqrestore+0x57/0x70 [] ? try_to_wake_up+0x13f/0x2f0 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a768c ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? blk_run_queue+0x3a/0x50 [] ? scsi_run_queue+0xe2/0x3f0 [] ? put_device+0x12/0x20 [] ? __scsi_put_command+0x61/0xa0 [] ? kobject_put+0x27/0x60 [] ? put_device+0x12/0x20 [] ? scsi_next_command+0x45/0x60 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a768d ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 2729, comm: hal-acl-tool Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? trace_hardirqs_off+0xd/0x10 [] ? _spin_unlock_irqrestore+0x57/0x70 [] ? scsi_eh_scmd_add+0xa0/0xe0 [] ? scsi_times_out+0x70/0x90 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a768e ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? scheduler_tick+0x4b/0x230 [] ? hrtimer_get_next_event+0x42/0xf0 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a768f ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? blk_run_queue+0x3a/0x50 [] ? scsi_run_queue+0xe2/0x3f0 [] ? put_device+0x12/0x20 [] ? __scsi_put_command+0x61/0xa0 [] ? kobject_put+0x27/0x60 [] ? put_device+0x12/0x20 [] ? scsi_next_command+0x45/0x60 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a7690 ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? scheduler_tick+0x4b/0x230 [] ? hrtimer_get_next_event+0x42/0xf0 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a7691 ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? scheduler_tick+0x4b/0x230 [] ? hrtimer_get_next_event+0x42/0xf0 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a7692 ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? blk_run_queue+0x3a/0x50 [] ? scsi_run_queue+0xe2/0x3f0 [] ? put_device+0x12/0x20 [] ? __scsi_put_command+0x61/0xa0 [] ? kobject_put+0x27/0x60 [] ? put_device+0x12/0x20 [] ? scsi_next_command+0x45/0x60 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a7693 ]--- ------------[ cut here ]------------ WARNING: at drivers/ata/libata-sff.c:1017 ata_sff_hsm_move+0x4c6/0x770() Hardware name: 6464CTO Modules linked in: nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc bluetooth autofs4 sunrpc ipv6 binfmt_misc dm_snapshot dm_mirror dm_region_hash dm_log dm_mod rtc_cmos rtc_core rtc_lib kvm_intel kvm i915 drm i2c_algo_bit uinput arc4 ecb snd_hda_codec_analog cryptomgr snd_hda_intel aead snd_hda_codec snd_seq_oss crypto_blkcipher crypto_hash snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm crypto_algapi iwl3945 mac80211 snd_timer button thinkpad_acpi rfkill backlight nvram evdev i2c_i801 snd iTCO_wdt sr_mod cdrom soundcore i2c_core iTCO_vendor_support usbhid hid lib80211 sdhci_pci sdhci mmc_core led_class psmouse cfg80211 snd_page_alloc battery ac e1000e serio_raw intel_agp uhci_hcd ohci_hcd ehci_hcd usbcore [last unloaded: microcode] Pid: 0, comm: swapper Tainted: G W 2.6.28 #3 Call Trace: [] warn_slowpath+0xaf/0x110 [] ? hrtimer_get_next_event+0x42/0xf0 [] ? ata_sff_data_xfer32+0xa6/0xe0 [] ata_sff_hsm_move+0x4c6/0x770 [] ata_sff_interrupt+0x1a9/0x2b0 [] handle_IRQ_event+0x35/0x70 [] handle_edge_irq+0xbc/0x160 [] do_IRQ+0xb5/0x1b0 [] ret_from_intr+0x0/0xf <4>---[ end trace 6cbd13f9b20a7694 ]--- Zdenek