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SubjectRe: Problems with -git14
On Thu, 1 May 2008, J.A. Magallón wrote:
> On Wed, 30 Apr 2008 16:17:46 +0100 (BST), Hugh Dickins <hugh@veritas.com> wrote:
> > On Wed, 30 Apr 2008, J.A. Magallón wrote:
> > >
> > > I have a couple problems with latest git (-14):
> > >
> > > - It only recognises 2 processors out of 4 (dual Xeon HT)
> > > - It oopses on the swapper process just on boot...
> > >
> > > Difference in dmesg is below. If full correct dmesg or config is
> > > needed, please ask for them. The kernel was built copying old
> > > 2.6.25 config to .config && make oldconfig. I filled the missing
> > > gaps like PAT and others...
...
> > > +WARNING: at include/linux/blkdev.h:427 blk_queue_init_tags+0x110/0x11f()
> >
> > I presume this warning and backtrace is what you report as an oops:
> > I think you'll find Linus included a fix for this one overnight, and
> > it should have gone away in 2.6.25-git15 (but I didn't see it myself).
>
> -git16 plus your patch gives me my 4 cpus again.

I'm glad to hear this, thanks.

> But I still get the warning:

But sorry to hear this. That warning has undergone several revisions
already: I expect yours is another false positive not to worry about,
but it still needs to be fixed. I won't meddle in there, Cc'ed Jens
and Nick who will know what's appropriate.

Hugh

>
> scsi0 : Adaptec AIC79XX PCI-X SCSI HBA DRIVER, Rev 3.0
> <Adaptec 29320 Ultra320 SCSI adapter>
> aic7902: Ultra320 Wide Channel A, SCSI Id=7, PCI 33 or 66Mhz, 512 SCBs
> ACPI: PCI Interrupt 0000:03:0a.1[B] -> GSI 23 (level, low) -> IRQ 23
> scsi1 : Adaptec AIC79XX PCI-X SCSI HBA DRIVER, Rev 3.0
> <Adaptec 29320 Ultra320 SCSI adapter>
> aic7902: Ultra320 Wide Channel B, SCSI Id=7, PCI 33 or 66Mhz, 512 SCBs
> scsi 1:0:0:0: Direct-Access SEAGATE ST336807LW 0C01 PQ: 0 ANSI: 3
> ------------[ cut here ]------------
> WARNING: at include/linux/blkdev.h:431 blk_queue_init_tags+0x110/0x11f()
> Modules linked in:
> Pid: 1, comm: swapper Not tainted 2.6.25-jam03 #1
> [<c011e618>] warn_on_slowpath+0x4d/0x66
> [<c0132e68>] __atomic_notifier_call_chain+0x27/0x48
> [<c0132ea0>] atomic_notifier_call_chain+0x17/0x1b
> [<c024a7be>] notify_update+0x1f/0x23
> [<c024aa07>] vt_console_print+0x1dd/0x2ab
> [<c024a82a>] vt_console_print+0x0/0x2ab
> [<c0132a2e>] up+0x9/0x2b
> [<c01f314c>] init_tag_map+0x4e/0x95
> [<c01f3271>] __blk_queue_init_tags+0x27/0x4e
> [<c01f33a8>] blk_queue_init_tags+0x110/0x11f
> [<c0285b9b>] ahd_platform_set_tags+0x177/0x1a7
> [<c0286247>] ahd_linux_slave_configure+0xcd/0x131
> [<c025e89e>] scsi_probe_and_add_lun+0x706/0x964
> [<c025ecc7>] __scsi_scan_target+0xd9/0x5d9
> [<c019ce63>] sysfs_ilookup_test+0x0/0xd
> [<c019d8ea>] sysfs_addrm_finish+0x14/0x1c7
> [<c019d16d>] sysfs_find_dirent+0x1e/0x27
> [<c019d1b1>] sysfs_add_one+0x3b/0x8b
> [<c019ccfc>] sysfs_add_file_mode+0x4d/0x76
> [<c019e4cc>] internal_create_group+0xd7/0x196
> [<c032a1b2>] klist_next+0x53/0x90
> [<c025f23f>] scsi_scan_channel+0x78/0x8d
> [<c025f2fc>] scsi_scan_host_selected+0xa8/0xd1
> [<c025f38d>] do_scsi_scan_host+0x68/0x6a
> [<c028540c>] ahd_linux_register_host+0x267/0x2db
> [<c0287a6f>] ahd_pci_map_int+0x2c/0x50
> [<c0280d5a>] ahd_pci_config+0x533/0x824
> [<c01fce96>] kobject_get+0xf/0x13
> [<c0251635>] get_device+0xe/0x14
> [<c0208da9>] pci_dev_get+0xf/0x13
> [<c0287c36>] ahd_linux_pci_dev_probe+0x139/0x17f
> [<c019d8ea>] sysfs_addrm_finish+0x14/0x1c7
> [<c019d16d>] sysfs_find_dirent+0x1e/0x27
> [<c019d1b1>] sysfs_add_one+0x3b/0x8b
> [<c019de53>] sysfs_create_link+0x89/0x106
> [<c0209049>] pci_match_device+0x9c/0xad
> [<c02090b0>] pci_device_probe+0x40/0x60
> [<c0253b73>] driver_probe_device+0x76/0x152
> [<c0253ca5>] __driver_attach+0x56/0x58
> [<c02535ad>] bus_for_each_dev+0x39/0x57
> [<c0209070>] pci_device_probe+0x0/0x60
> [<c0253a36>] driver_attach+0x16/0x1a
> [<c0253c4f>] __driver_attach+0x0/0x58
> [<c02530ba>] bus_add_driver+0x19c/0x214
> [<c0208d64>] pci_device_remove+0x0/0x36
> [<c0209070>] pci_device_probe+0x0/0x60
> [<c0253dc4>] driver_register+0x3b/0xd3
> [<c0208f7b>] __pci_register_driver+0x32/0x64
> [<c041abff>] ahd_linux_init+0x53/0x6f
> [<c0406a36>] kernel_init+0x11d/0x287
> [<c01174c2>] finish_task_switch+0x1f/0x6d
> [<c0117711>] schedule_tail+0x16/0x44
> [<c0102c62>] ret_from_fork+0x6/0x1c
> [<c0406919>] kernel_init+0x0/0x287
> [<c0406919>] kernel_init+0x0/0x287
> [<c010393f>] kernel_thread_helper+0x7/0x18
> =======================
> ---[ end trace e7ca32af98aeff40 ]---
> scsi target1:0:0: asynchronous
> scsi1:A:0:0: Tagged Queuing enabled. Depth 32
> scsi target1:0:0: Beginning Domain Validation
> scsi target1:0:0: wide asynchronous
> scsi target1:0:0: FAST-160 WIDE SCSI 320.0 MB/s DT IU QAS RDSTRM WRFLOW PCOMP (6.25 ns, offset 63)
> scsi target1:0:0: Ending Domain Validation
> scsi 1:0:1:0: Direct-Access SEAGATE ST336807LW 0C01 PQ: 0 ANSI: 3
> scsi target1:0:1: asynchronous
> scsi1:A:1:0: Tagged Queuing enabled. Depth 32
> scsi target1:0:1: Beginning Domain Validation
> scsi target1:0:1: wide asynchronous
> scsi target1:0:1: FAST-160 WIDE SCSI 320.0 MB/s DT IU QAS RDSTRM WRFLOW PCOMP (6.25 ns, offset 63)
> scsi target1:0:1: Ending Domain Validation
> Driver 'sd' needs updating - please use bus_type methods
> sd 1:0:0:0: [sda] 71687372 512-byte hardware sectors (36704 MB)
> sd 1:0:0:0: [sda] Write Protect is off
> sd 1:0:0:0: [sda] Mode Sense: ab 00 10 08
> sd 1:0:0:0: [sda] Write cache: enabled, read cache: enabled, supports DPO and FUA
> sd 1:0:0:0: [sda] 71687372 512-byte hardware sectors (36704 MB)
> sd 1:0:0:0: [sda] Write Protect is off
> sd 1:0:0:0: [sda] Mode Sense: ab 00 10 08
> sd 1:0:0:0: [sda] Write cache: enabled, read cache: enabled, supports DPO and FUA
> sda: sda1 sda2
> sd 1:0:0:0: [sda] Attached SCSI disk
> sd 1:0:1:0: [sdb] 71687372 512-byte hardware sectors (36704 MB)
> sd 1:0:1:0: [sdb] Write Protect is off
> sd 1:0:1:0: [sdb] Mode Sense: ab 00 10 08
> sd 1:0:1:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO and FUA
> sd 1:0:1:0: [sdb] 71687372 512-byte hardware sectors (36704 MB)
> sd 1:0:1:0: [sdb] Write Protect is off
> sd 1:0:1:0: [sdb] Mode Sense: ab 00 10 08
> sd 1:0:1:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO and FUA
> sdb: sdb1
> sd 1:0:1:0: [sdb] Attached SCSI disk
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