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SubjectRe: 2.6.31-rc9 kernel BUG and mvsas
Date
On Wed September 9 2009, Thomas Fjellstrom wrote:
> On Wed September 9 2009, Thomas Fjellstrom wrote:
> > On Wed September 9 2009, Jeff Garzik wrote:
> > > On 09/09/2009 12:30 PM, Thomas Fjellstrom wrote:
> > > > No errors on that disk. Other than the one above, and its more of a
> > > > warning. However, I just rebooted to add some extra drives, thinking
> > > > everything was working a little better now that I've updated to
> > > > 2.6.31-rc9, I'm treated to the following two messages right after
> > > > boot (and a system lockup to boot):
> > > >
> > > > kernel: [ 971.033138] ------------[ cut here ]------------
> > > > kernel: [ 971.033211] WARNING: at drivers/ata/libata-core.c:4913
> > > > __ata_qc_complete+0x5a/0xe1 [libata]()
> > > > kernel: [ 971.033217] Hardware name: GA-MA790FXT-UD5P
> > > > kernel: [ 971.033221] Modules linked in: powernow_k8
> > > > cpufreq_conservative cpufreq_stats cpufreq_userspace
> > > > cpufreq_powersave kvm_amd kvm nfsd exportfs nfs lockd fscache nfs_acl
> > > > auth_rpcgss sunrpc bridge stp it87 hwmon_vid adt7473 firewire_sbp2
> > > > loop md_mod
> > > > snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep
> > > > snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_midi snd_rawmidi
> > > > snd_seq_midi_event snd_seq snd_timer snd_seq_device snd
> > > > amd64_edac_mod edac_core i2c_piix4 soundcore snd_page_alloc i2c_core
> > > > evdev wmi parport_pc button parport processor ext3 jbd mbcache dm_mod
> > > > sg sr_mod cdrom sd_mod crc_t10dif usbhid ata_generic ide_pci_generic
> > > > hid mvsas firewire_ohci libsas firewire_core crc_itu_t
> > > > scsi_transport_sas r8169 atiixp ide_core floppy ahci mii ohci_hcd
> > > > libata ehci_hcd scsi_mod thermal fan thermal_sys [last unloaded:
> > > > scsi_wait_scan]
> > > > kernel: [ 971.033337] Pid: 0, comm: swapper Not tainted 2.6.31-rc9
> > > > #2 kernel: [ 971.033342] Call Trace:
> > > > kernel: [ 971.033346]<IRQ> [<ffffffffa00562ca>] ?
> > > > __ata_qc_complete+0x5a/0xe1 [libata]
> > > > kernel: [ 971.033434] [<ffffffffa00562ca>] ?
> > > > __ata_qc_complete+0x5a/0xe1 [libata]
> > > > kernel: [ 971.033446] [<ffffffff8104aca0>] ?
> > > > warn_slowpath_common+0x77/0xa3 kernel: [ 971.033455]
> > > > [<ffffffff81038d06>] ? enqueue_task+0x5c/0x65 kernel: [ 971.033496]
> > > > [<ffffffffa00562ca>] ? __ata_qc_complete+0x5a/0xe1 [libata]
> > > > kernel: [ 971.033519] [<ffffffffa00f7b59>] ?
> > > > sas_ata_task_done+0x178/0x210 [libsas]
> > > > kernel: [ 971.033528] [<ffffffff8115ead1>] ?
> > > > blk_run_queue+0x21/0x35 kernel: [ 971.033548] [<ffffffffa010e2ce>]
> > > > ?
> > > > mvs_slot_complete+0x3df/0x41b [mvsas]
> > > > kernel: [ 971.033565] [<ffffffffa010e39c>] ? mvs_int_rx+0x92/0x101
> > > > [mvsas] kernel: [ 971.033583] [<ffffffffa01112ba>] ?
> > > > mvs_int_full+0x25/0x88 [mvsas] kernel: [ 971.033600]
> > > > [<ffffffffa011134e>] ? mvs_64xx_isr+0x31/0x40 [mvsas] kernel: [
> > > > 971.033617] [<ffffffffa010d0e5>] ? mvs_interrupt+0x61/0x78 [mvsas]
> > > > kernel: [ 971.033625] [<ffffffff8108aaac>] ?
> > > > handle_IRQ_event+0x58/0x135 kernel: [ 971.033633]
> > > > [<ffffffff8108c1a1>] ? handle_fasteoi_irq+0x7d/0xb5 kernel: [
> > > > 971.033642]
> > > > [<ffffffff8101388d>] ? handle_irq+0x17/0x1d
> > >
> > > That warning is triggered when an ata_queued_cmd is passed to
> > > completion without the ATA_QCFLAG_ACTIVE flag being set (which
> > > indicates the qc was started with some activity).
> > >
> > > That possibly indicates the low-level driver (or libsas) was passing an
> > > already-completed cmd to libata.
> > >
> > > > The added hard drives are connected to a Supermicro AOC-SASLP-MV8,
> > > > which is based on a marvel MV64460/64461/64462 chipset, which uses
> > > > the sata_mv driver.
> > >
> > > Surely you mean 'mvsas' driver?
> >
> > Yes, sorry I did mean mvsas.
> >
> > I am more concerned about the actual oops/BUG rather than the warning
> > though. Unless the problem causing the warning is also causing the oops.
> >
> > > Jeff
>
> Thanks for taking a look so far. But I'm having more and more trouble with
> this card as the days go by:
>
> [ 464.792214] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 464.792222] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 494.816170] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 494.816179] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 494.816192] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 494.816197] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 525.817335] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 525.817343] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 525.817358] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 525.817363] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 556.816148] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 556.816157] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 556.816170] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 556.816175] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 587.816171] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 587.816179] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 587.816193] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 587.816199] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 600.616255] INFO: task mount:4395 blocked for more than 120 seconds.
> [ 600.616263] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
> this message.
> [ 600.616270] mount D 0000000000000000 0 4395 4229
> 0x00000000 [ 600.616281] ffff88012fb6f780 0000000000000082
> ffff8800b808ddc8 ffff8800b80f3d60
> [ 600.616290] ffff880128923c90 0000000000014800 000000000000f800
> ffff88012dd91840
> [ 600.616299] ffff88012dd91b38 0000000300000008 0000000000000000
> ffff88010c5bfa88
> [ 600.616308] Call Trace:
> [ 600.616324] [<ffffffff81017015>] ? read_tsc+0xa/0x20
> [ 600.616335] [<ffffffff810adc63>] ? __pagevec_free+0x29/0x3b
> [ 600.616343] [<ffffffff810661e9>] ? getnstimeofday+0x55/0xaf
> [ 600.616351] [<ffffffff810a8e69>] ? sync_page+0x0/0x46
> [ 600.616361] [<ffffffff812dc8cb>] ? io_schedule+0x63/0xa5
> [ 600.616368] [<ffffffff810a8eaa>] ? sync_page+0x41/0x46
> [ 600.616376] [<ffffffff812dcade>] ? __wait_on_bit_lock+0x3f/0x84
> [ 600.616383] [<ffffffff810a8e55>] ? __lock_page+0x5d/0x63
> [ 600.616391] [<ffffffff8105ef14>] ? wake_bit_function+0x0/0x23
> [ 600.616401] [<ffffffff810b0ad4>] ? pagevec_lookup+0x17/0x1e
> [ 600.616408] [<ffffffff810b1bbd>] ?
> truncate_inode_pages_range+0x288/0x318 [ 600.616418]
> [<ffffffff810fc8cb>] ? set_blocksize+0xc2/0xd2
> [ 600.616426] [<ffffffff810fc8f2>] ? sb_set_blocksize+0x17/0x43
> [ 600.616477] [<ffffffffa04aa8e0>] ? ext4_fill_super+0x1cc/0x2060 [ext4]
> [ 600.616486] [<ffffffff8117593b>] ? snprintf+0x44/0x4c
> [ 600.616493] [<ffffffff810fb5b7>] ? check_disk_change+0x22/0x52
> [ 600.616501] [<ffffffff812dd680>] ? __down_write_nested+0x15/0xab
> [ 600.616524] [<ffffffff810dbfe6>] ? get_sb_bdev+0x111/0x159
> [ 600.616571] [<ffffffffa04aa714>] ? ext4_fill_super+0x0/0x2060 [ext4]
> [ 600.616582] [<ffffffff810dbc44>] ? vfs_kern_mount+0x95/0x111
> [ 600.616593] [<ffffffff810dbd13>] ? do_kern_mount+0x43/0xe2
> [ 600.616607] [<ffffffff810ef49d>] ? do_mount+0x767/0x7d6
> [ 600.616620] [<ffffffff810ef591>] ? sys_mount+0x85/0xc8
> [ 600.616633] [<ffffffff81010a02>] ? system_call_fastpath+0x16/0x1b
> [ 618.816175] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 618.816184] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 618.816196] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 618.816201] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 618.816241] sd 1:0:3:0: [sdf] Unhandled error code
> [ 618.816247] sd 1:0:3:0: [sdf] Result: hostbyte=DID_OK
> driverbyte=DRIVER_TIMEOUT
> [ 618.816255] end_request: I/O error, dev sdf, sector 160
> [ 618.816263] Buffer I/O error on device md2, logical block 20
> [ 618.816274] Buffer I/O error on device md2, logical block 21
> [ 618.816280] Buffer I/O error on device md2, logical block 22
> [ 618.816285] Buffer I/O error on device md2, logical block 23
> [ 618.816291] Buffer I/O error on device md2, logical block 24
> [ 618.816298] Buffer I/O error on device md2, logical block 25
> [ 618.816307] Buffer I/O error on device md2, logical block 26
> [ 618.816316] Buffer I/O error on device md2, logical block 27
> [ 618.816324] Buffer I/O error on device md2, logical block 28
> [ 618.816331] Buffer I/O error on device md2, logical block 29
> [ 649.780185] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 649.780194] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 649.780208] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 649.780214] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 649.780293] ------------[ cut here ]------------
> [ 649.780366] WARNING: at drivers/ata/libata-core.c:5129
> ata_qc_issue+0x10a/0x347 [libata]()
> [ 649.780373] Hardware name: GA-MA790FXT-UD5P
> [ 649.780377] Modules linked in: ext4 jbd2 crc16 raid0 powernow_k8
> cpufreq_conservative cpufreq_stats cpufreq_userspace cpufreq_powersave
> kvm_amd kvm nfsd exportfs nfs lockd fscache nfs_acl auth_rpcgss sunrpc
> bridge stp it87 hwmon_vid adt7473 firewire_sbp2 loop md_mod
> snd_hda_codec_realtek
> snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm
> snd_seq_midi snd_rawmidi snd_seq_midi_event amd64_edac_mod snd_seq
> edac_core snd_timer snd_seq_device snd soundcore i2c_piix4 snd_page_alloc
> i2c_core evdev parport_pc wmi parport button processor ext3 jbd mbcache
> dm_mod usbhid hid sg sr_mod cdrom sd_mod crc_t10dif ata_generic
> ide_pci_generic firewire_ohci firewire_core ohci_hcd crc_itu_t atiixp
> ide_core mvsas ehci_hcd ahci libsas libata scsi_transport_sas scsi_mod
> r8169 mii floppy thermal fan thermal_sys [last unloaded: scsi_wait_scan]
> [ 649.780499] Pid: 3185, comm: hddtemp Not tainted 2.6.31-rc9 #2
> [ 649.780504] Call Trace:
> [ 649.780551] [<ffffffffa0074f90>] ? ata_qc_issue+0x10a/0x347 [libata]
> [ 649.780593] [<ffffffffa0074f90>] ? ata_qc_issue+0x10a/0x347 [libata]
> [ 649.780607] [<ffffffff8104aca0>] ? warn_slowpath_common+0x77/0xa3
> [ 649.780649] [<ffffffffa00790ce>] ? ata_scsi_pass_thru+0x0/0x240
> [libata] [ 649.780690] [<ffffffffa0074f90>] ? ata_qc_issue+0x10a/0x347
> [libata] [ 649.780733] [<ffffffffa00401d6>] ? scsi_get_command+0x75/0x97
> [scsi_mod] [ 649.780776] [<ffffffffa00790ce>] ?
> ata_scsi_pass_thru+0x0/0x240 [libata] [ 649.780815] [<ffffffffa003f7aa>]
> ? scsi_done+0x0/0xc [scsi_mod] [ 649.780858] [<ffffffffa007a4d5>] ?
> __ata_scsi_queuecmd+0x185/0x1dc [libata]
> [ 649.780896] [<ffffffffa003f7aa>] ? scsi_done+0x0/0xc [scsi_mod]
> [ 649.780918] [<ffffffffa00a3c8e>] ? sas_queuecommand+0x83/0x25d [libsas]
> [ 649.780956] [<ffffffffa003fa7c>] ? scsi_dispatch_cmd+0x1c0/0x23c
> [scsi_mod]
> [ 649.780996] [<ffffffffa0044ff0>] ? scsi_request_fn+0x3a5/0x506
> [scsi_mod] [ 649.781006] [<ffffffff810546e0>] ? del_timer+0x59/0x62
> [ 649.781016] [<ffffffff81163b70>] ? blk_execute_rq_nowait+0x65/0x89
> [ 649.781032] [<ffffffffa014164f>] ? sg_common_write+0x489/0x4ab [sg]
> [ 649.781042] [<ffffffff8115df56>] ? __freed_request+0x26/0x83
> [ 649.781056] [<ffffffffa01421da>] ? sg_new_write+0x23e/0x269 [sg]
> [ 649.781070] [<ffffffffa0142473>] ? sg_ioctl+0x26e/0xb63 [sg]
> [ 649.781080] [<ffffffff81100f38>] ? inotify_d_instantiate+0x12/0x39
> [ 649.781088] [<ffffffff8105eee6>] ? autoremove_wake_function+0x0/0x2e
> [ 649.781098] [<ffffffff810d80bf>] ? fd_install+0x2e/0x5a
> [ 649.781105] [<ffffffff810e5247>] ? vfs_ioctl+0x56/0x6c
> [ 649.781111] [<ffffffff810e570a>] ? do_vfs_ioctl+0x437/0x475
> [ 649.781118] [<ffffffff810e5799>] ? sys_ioctl+0x51/0x70
> [ 649.781128] [<ffffffff81010a02>] ? system_call_fastpath+0x16/0x1b
> [ 649.781134] ---[ end trace 9005373b1b9c6eb7 ]---
> [ 680.781672] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 680.781681] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 711.781672] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 711.781681] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 741.816069] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 741.816078] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 741.816090] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 741.816096] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 772.820160] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 772.820168] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 772.820181] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 772.820186] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 803.816212] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 803.816220] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 803.816233] drivers/scsi/mvsas/mv_sas.c 1669:mvs_abort_task:rc= 5
> [ 803.816239] drivers/scsi/mvsas/mv_sas.c 1608:mvs_query_task:rc= 5
> [ 803.816264] sd 1:0:3:0: [sdf] Unhandled error code
> [ 803.816270] sd 1:0:3:0: [sdf] Result: hostbyte=DID_OK
> driverbyte=DRIVER_TIMEOUT
> [ 803.816278] end_request: I/O error, dev sdf, sector 512
> [ 803.816284] __ratelimit: 70 callbacks suppressed
> [ 803.816290] Buffer I/O error on device md2, logical block 64
>
> That's after bringing up a raid0 array I build a few days ago on 4
> perfectly good (Seagate Baracuda 1TB 7200.12) disks, without the bad disk
> plugged in. I try to mount it, and the driver hangs. Anything trying to
> access any of the 4 disks hangs as well.
>
> I know this array worked a few days ago. The most major change I've made
> was upgrade from -rc8 (or -rc5, not sure if I mounted the array under
> -rc8) to -rc9.
>

Hi, just wondering if anyone has had a chance to look at this, or if there's
some patches I should try out, or if you need me to do some testing, I'd be
glad to, thanks :)

--
Thomas Fjellstrom
tfjellstrom@shaw.ca


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