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SubjectRe: bug report
From
Date
[ CC'ing linux-ide mailing list and the people involved in commit
56c819df (libata: update ATAPI overflow draining) that introduced the
WARN_ON. ]

ons, 24 09 2008 kl. 20:55 +0300, skrev Todor Gyumyushev:
> Simon Holm Thøgersen wrote:
> > ons, 24 09 2008 kl. 12:41 +0300, skrev Todor Gyumyushev:
> >
> >> ------------[ cut here ]------------
> >> WARNING: at drivers/ata/libata-sff.c:944 ata_sff_hsm_move+0x4a9/0x6a0()
> >> Modules linked in: cdc_acm eth1394 vboxdrv isofs zlib_inflate ath5k
> >> aes_generic nls_utf8 nls_cp437 vfat fat nls_base i915 drm kvm
> >> acpi_cpufreq hci_usb rfcomm l2cap pktcdvd nfsd lockd nfs_acl auth_rpcgss
> >> sunrpc exportfs fan ac battery microcode firmware_class loop usb_storage
> >> usbhid snd_hda_intel arc4 snd_pcm_oss sg ecb crypto_blkcipher
> >> snd_mixer_oss cryptomgr snd_pcm snd_timer tpm_infineon sr_mod usblp snd
> >> rng_core cdrom ehci_hcd mac80211 thermal ohci1394 ieee1394 processor
> >> evdev thermal_sys tpm uhci_hcd iTCO_wdt iTCO_vendor_support soundcore
> >> cfg80211 tpm_bios sky2 hwmon snd_page_alloc intel_agp button [last
> >> unloaded: ath5k]
> >> Pid: 0, comm: swapper Tainted: G W 2.6.26.5 #6
> >>
> >
> > This warning is not the first produced by your system, see the W flag in
> > the line above. Can you find an earlier warning in your dmesg/log? Or is
> > it similar to this one?
> >
> >
> >> Call Trace:
> >> <IRQ> [<ffffffff80236214>] warn_on_slowpath+0x64/0xc0
> >> [<ffffffff803c9ec8>] ata_sff_data_xfer+0x98/0xc0
> >> [<ffffffff803c96c9>] ata_sff_hsm_move+0x4a9/0x6a0
> >> [<ffffffff803c9c13>] ata_sff_interrupt+0x1a3/0x2c0
> >> [<ffffffff802748e4>] handle_IRQ_event+0x34/0x70
> >> [<ffffffff80275e60>] handle_edge_irq+0xc0/0x160
> >> [<ffffffff8020ebac>] do_IRQ+0x7c/0x100
> >> [<ffffffff8020bc51>] ret_from_intr+0x0/0xa
> >> <EOI> [<ffffffff8021c800>] lapic_next_event+0x0/0x10
> >> [<ffffffff803fbc10>] cpuidle_idle_call+0x0/0x120
> >> [<ffffffffa00564bc>] :processor:acpi_idle_enter_simple+0x1c5/0x235
> >> [<ffffffffa00564b2>] :processor:acpi_idle_enter_simple+0x1bb/0x235
> >> [<ffffffff803fbc10>] cpuidle_idle_call+0x0/0x120
> >> [<ffffffff803fbce7>] cpuidle_idle_call+0xd7/0x120
> >> [<ffffffff803fbc10>] cpuidle_idle_call+0x0/0x120
> >> [<ffffffff803fbc10>] cpuidle_idle_call+0x0/0x120
> >> [<ffffffff80209410>] default_idle+0x0/0x50
> >> [<ffffffff8020a720>] cpu_idle+0x60/0xd0
> >>
> >> ---[ end trace 05ba06d61030bbb9 ]---
> >>
> >>
> >
> >
> > Simon Holm Thøgersen
> >
> >
> >
> Hi there,
>
> yes you are correct, I found another one earlier, initially I thought is
> the same but it is not.
>
> Regards,
> Todor
>
>
> ------------[ cut here ]------------
> WARNING: at drivers/ata/libata-sff.c:944 ata_sff_hsm_move+0x4a9/0x6a0()
> Modules linked in: eth1394 vboxdrv isofs zlib_inflate ath5k aes_generic
> nls_utf8 nls_cp437 vfat fat nls_base i915 drm kvm acpi_cpufreq hci_usb
> rfcomm l2cap pktcdvd nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs fan
> ac battery microcode firmware_class loop usb_storage usbhid
> snd_hda_intel arc4 snd_pcm_oss sg ecb crypto_blkcipher snd_mixer_oss
> cryptomgr snd_pcm snd_timer tpm_infineon sr_mod usblp snd rng_core cdrom
> ehci_hcd mac80211 thermal ohci1394 ieee1394 processor evdev thermal_sys
> tpm uhci_hcd iTCO_wdt iTCO_vendor_support soundcore cfg80211 tpm_bios
> sky2 hwmon snd_page_alloc intel_agp button [last unloaded: ath5k]
> Pid: 13270, comm: npviewer.bin Not tainted 2.6.26.5 #6
>
> Call Trace:
> <IRQ> [<ffffffff80236214>] warn_on_slowpath+0x64/0xc0
> [<ffffffff8032cf0b>] elv_next_request+0x12b/0x1f0
> [<ffffffff80252678>] getnstimeofday+0x48/0xc0
> [<ffffffff8024fe70>] ktime_get_ts+0x30/0x60
> [<ffffffff8024feac>] ktime_get+0xc/0x50
> [<ffffffff8022e58a>] hrtick_start_fair+0x12a/0x190
> [<ffffffff803c9ec8>] ata_sff_data_xfer+0x98/0xc0
> [<ffffffff803c96c9>] ata_sff_hsm_move+0x4a9/0x6a0
> [<ffffffff803c9c13>] ata_sff_interrupt+0x1a3/0x2c0
> [<ffffffff802748e4>] handle_IRQ_event+0x34/0x70
> [<ffffffff8023c44a>] __do_softirq+0x7a/0xf0
> [<ffffffff80275e60>] handle_edge_irq+0xc0/0x160
> [<ffffffff8020c8cc>] call_softirq+0x1c/0x30
> [<ffffffff8020ebac>] do_IRQ+0x7c/0x100
> [<ffffffff8020bc51>] ret_from_intr+0x0/0xa
> <EOI>
> ---[ end trace 05ba06d61030bbb9 ]---
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