kobject_add_internal failed for msi_irqs with -EEXIST

From: Zdenek Kabelac
Date: Fri Sep 27 2013 - 09:34:55 EST

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Hi

With recent build of 3.12-rc2 I'm getting this warning report from kernel:
(hw Lenovo T61, C2D, 4GB Ram)
(repost since linux-kernel@ rejected my gmail email....)

e1000e 0000:00:19.0: irq 46 for MSI/MSI-X
------------[ cut here ]------------
WARNING: CPU: 1 PID: 301 at fs/sysfs/dir.c:526 sysfs_add_one+0xa5/0xd0()
sysfs: cannot create duplicate filename '/devices/pci0000:00/0000:00:19.0/msi_irqs'
Modules linked in: bnep btusb bluetooth iTCO_wdt iTCO_vendor_support snd_hda_codec_analog hid_generic coretemp kvm_intel kvm arc4 microcode psmouse serio_raw i2c_i801 i2c_core iwl3945 iwlegacy sdhci_pci usbhid mac80211 hid r852 sm_common nand nand_ecc r592 sdhci lpc_ich nand_ids mfd_core mmc_core mtd memstick cfg80211 snd_hda_intel snd_hda_codec snd_seq snd_seq_device wmi thinkpad_acpi snd_pcm nvram e1000e snd_page_alloc snd_timer snd evdev ptp soundcore pps_core nfsd auth_rpcgss oid_registry exportfs nfs_acl loop lockd binfmt_misc sunrpc pcmcia sr_mod cdrom yenta_socket ehci_pci ehci_hcd uhci_hcd usbcore usb_common video backlight autofs4
CPU: 0 PID: 301 Comm: NetworkManager Not tainted 3.12.0-rc2-00088-gfcbfc0d #163
Hardware name: LENOVO 6464CTO/6464CTO, BIOS 7LETC9WW (2.29 ) 03/18/2011
0000000000000009 ffff8800b85fb558 ffffffff81595d57 ffff8800b85fb5a0
ffff8800b85fb590 ffffffff810491ad 00000000ffffffef ffff8800b79a8c80
ffff8800b85fb638 ffff8800b87df000 0000000000000000 ffff8800b85fb5f0
Call Trace:
[<ffffffff81595d57>] dump_stack+0x4e/0x82
[<ffffffff810491ad>] warn_slowpath_common+0x7d/0xa0
[<ffffffff8104921c>] warn_slowpath_fmt+0x4c/0x50
[<ffffffff812258c5>] sysfs_add_one+0xa5/0xd0
[<ffffffff81225a44>] create_dir+0x74/0xd0
[<ffffffff81225db9>] sysfs_create_dir+0x89/0xe0
[<ffffffff8132fba8>] kobject_add_internal+0xc8/0x320
[<ffffffff8134320d>] ? __raw_spin_lock_init+0x2d/0x50
[<ffffffff813302d0>] kset_register+0x20/0x50
[<ffffffff81330371>] kset_create_and_add+0x71/0xb0
[<ffffffff8136ce0a>] populate_msi_sysfs+0x2a/0x120
[<ffffffff8136d598>] pci_enable_msi_block+0x1b8/0x2c0
[<ffffffffa03493c5>] e1000_open+0x225/0x5b0 [e1000e]
[<ffffffff814db50f>] __dev_open+0xbf/0x140
[<ffffffff814db7d2>] __dev_change_flags+0x92/0x170
[<ffffffff814db95d>] dev_change_flags+0x1d/0x60
[<ffffffff814e9ff2>] do_setlink+0x342/0xa00
[<ffffffff8100ac94>] ? native_sched_clock+0x24/0x80
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff8134dfb2>] ? nla_parse+0x32/0xe0
[<ffffffff814eb2df>] rtnl_newlink+0x38f/0x5d0
[<ffffffff8100ac94>] ? native_sched_clock+0x24/0x80
[<ffffffff810bf70f>] ? trace_hardirqs_off_caller+0x1f/0xc0
[<ffffffff814e814c>] rtnetlink_rcv_msg+0x9c/0x260
[<ffffffff81598447>] ? mutex_lock_nested+0x2f7/0x440
[<ffffffff814e808b>] ? rtnetlink_rcv+0x1b/0x40
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff814e808b>] ? rtnetlink_rcv+0x1b/0x40
[<ffffffff814e80b0>] ? rtnetlink_rcv+0x40/0x40
[<ffffffff81500279>] netlink_rcv_skb+0xa9/0xc0
[<ffffffff814e809a>] rtnetlink_rcv+0x2a/0x40
[<ffffffff814ff8bd>] netlink_unicast+0xdd/0x190
[<ffffffff814ffc99>] netlink_sendmsg+0x329/0x750
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff814bc5d8>] sock_sendmsg+0xa8/0x180
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff81169e90>] ? might_fault+0xa0/0xb0
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff814ca736>] ? verify_iovec+0x56/0xd0
[<ffffffff814bd05e>] ___sys_sendmsg+0x35e/0x370
[<ffffffff810c039d>] ? lock_release_holdtime.part.29+0x9d/0x160
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff811c9bc2>] ? fget_light+0xd2/0x4f0
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff815a2141>] ? sub_preempt_count+0x71/0x100
[<ffffffff810bfefe>] ? put_lock_stats.isra.28+0xe/0x40
[<ffffffff811c9bdf>] ? fget_light+0xef/0x4f0
[<ffffffff811c9b2c>] ? fget_light+0x3c/0x4f0
[<ffffffff814bd762>] __sys_sendmsg+0x42/0x80
[<ffffffff814bd7b2>] SyS_sendmsg+0x12/0x20
[<ffffffff815a6556>] system_call_fastpath+0x1a/0x1f
---[ end trace 881f4293213af6b4 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 301 at lib/kobject.c:196 kobject_add_internal+0x204/0x320()
kobject_add_internal failed for msi_irqs with -EEXIST, don't try to register things with the same name in the same directory.
Modules linked in: bnep btusb bluetooth iTCO_wdt iTCO_vendor_support snd_hda_codec_analog hid_generic coretemp kvm_intel kvm arc4 microcode psmouse serio_raw i2c_i801 i2c_core iwl3945 iwlegacy sdhci_pci usbhid mac80211 hid r852 sm_common nand nand_ecc r592 sdhci lpc_ich nand_ids mfd_core mmc_core mtd memstick cfg80211 snd_hda_intel snd_hda_codec snd_seq snd_seq_device wmi thinkpad_acpi snd_pcm nvram e1000e snd_page_alloc snd_timer snd evdev ptp soundcore pps_core nfsd auth_rpcgss oid_registry exportfs nfs_acl loop lockd binfmt_misc sunrpc pcmcia sr_mod cdrom yenta_socket ehci_pci ehci_hcd uhci_hcd usbcore usb_common video backlight autofs4
CPU: 0 PID: 301 Comm: NetworkManager Tainted: G W 3.12.0-rc2-00088-gfcbfc0d #163
Hardware name: LENOVO 6464CTO/6464CTO, BIOS 7LETC9WW (2.29 ) 03/18/2011
0000000000000009 ffff8800b85fb608 ffffffff81595d57 ffff8800b85fb650
ffff8800b85fb640 ffffffff810491ad ffff880036e7c258 00000000ffffffef
ffff880135b6c0a8 ffff880135b6c0a8 ffff8800ba074000 ffff8800b85fb6a0
Call Trace:
[<ffffffff81595d57>] dump_stack+0x4e/0x82
[<ffffffff810491ad>] warn_slowpath_common+0x7d/0xa0
[<ffffffff8104921c>] warn_slowpath_fmt+0x4c/0x50
[<ffffffff81225db9>] ? sysfs_create_dir+0x89/0xe0
[<ffffffff8132fce4>] kobject_add_internal+0x204/0x320
[<ffffffff8134320d>] ? __raw_spin_lock_init+0x2d/0x50
[<ffffffff813302d0>] kset_register+0x20/0x50
[<ffffffff81330371>] kset_create_and_add+0x71/0xb0
[<ffffffff8136ce0a>] populate_msi_sysfs+0x2a/0x120
[<ffffffff8136d598>] pci_enable_msi_block+0x1b8/0x2c0
[<ffffffffa03493c5>] e1000_open+0x225/0x5b0 [e1000e]
[<ffffffff814db50f>] __dev_open+0xbf/0x140
[<ffffffff814db7d2>] __dev_change_flags+0x92/0x170
[<ffffffff814db95d>] dev_change_flags+0x1d/0x60
[<ffffffff814e9ff2>] do_setlink+0x342/0xa00
[<ffffffff8100ac94>] ? native_sched_clock+0x24/0x80
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff8134dfb2>] ? nla_parse+0x32/0xe0
[<ffffffff814eb2df>] rtnl_newlink+0x38f/0x5d0
[<ffffffff8100ac94>] ? native_sched_clock+0x24/0x80
[<ffffffff810bf70f>] ? trace_hardirqs_off_caller+0x1f/0xc0
[<ffffffff814e814c>] rtnetlink_rcv_msg+0x9c/0x260
[<ffffffff81598447>] ? mutex_lock_nested+0x2f7/0x440
[<ffffffff814e808b>] ? rtnetlink_rcv+0x1b/0x40
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff814e808b>] ? rtnetlink_rcv+0x1b/0x40
[<ffffffff814e80b0>] ? rtnetlink_rcv+0x40/0x40
[<ffffffff81500279>] netlink_rcv_skb+0xa9/0xc0
[<ffffffff814e809a>] rtnetlink_rcv+0x2a/0x40
[<ffffffff814ff8bd>] netlink_unicast+0xdd/0x190
[<ffffffff814ffc99>] netlink_sendmsg+0x329/0x750
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff814bc5d8>] sock_sendmsg+0xa8/0x180
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff81169e90>] ? might_fault+0xa0/0xb0
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff814ca736>] ? verify_iovec+0x56/0xd0
[<ffffffff814bd05e>] ___sys_sendmsg+0x35e/0x370
[<ffffffff810c039d>] ? lock_release_holdtime.part.29+0x9d/0x160
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff811c9bc2>] ? fget_light+0xd2/0x4f0
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff815a2141>] ? sub_preempt_count+0x71/0x100
[<ffffffff810bfefe>] ? put_lock_stats.isra.28+0xe/0x40
[<ffffffff811c9bdf>] ? fget_light+0xef/0x4f0
[<ffffffff811c9b2c>] ? fget_light+0x3c/0x4f0
[<ffffffff814bd762>] __sys_sendmsg+0x42/0x80
[<ffffffff814bd7b2>] SyS_sendmsg+0x12/0x20
[<ffffffff815a6556>] system_call_fastpath+0x1a/0x1f
---[ end trace 881f4293213af6b5 ]---
e1000e 0000:00:19.0: irq 46 for MSI/MSI-X
------------[ cut here ]------------
WARNING: CPU: 1 PID: 301 at fs/sysfs/dir.c:526 sysfs_add_one+0xa5/0xd0()
sysfs: cannot create duplicate filename '/devices/pci0000:00/0000:00:19.0/msi_irqs'
Modules linked in: bnep btusb bluetooth iTCO_wdt iTCO_vendor_support snd_hda_codec_analog hid_generic coretemp kvm_intel kvm arc4 microcode psmouse serio_raw i2c_i801 i2c_core iwl3945 iwlegacy sdhci_pci usbhid mac80211 hid r852 sm_common nand nand_ecc r592 sdhci lpc_ich nand_ids mfd_core mmc_core mtd memstick cfg80211 snd_hda_intel snd_hda_codec snd_seq snd_seq_device wmi thinkpad_acpi snd_pcm nvram e1000e snd_page_alloc snd_timer snd evdev ptp soundcore pps_core nfsd auth_rpcgss oid_registry exportfs nfs_acl loop lockd binfmt_misc sunrpc pcmcia sr_mod cdrom yenta_socket ehci_pci ehci_hcd uhci_hcd usbcore usb_common video backlight autofs4
CPU: 0 PID: 301 Comm: NetworkManager Tainted: G W 3.12.0-rc2-00088-gfcbfc0d #163
Hardware name: LENOVO 6464CTO/6464CTO, BIOS 7LETC9WW (2.29 ) 03/18/2011
0000000000000009 ffff8800b85fb540 ffffffff81595d57 ffff8800b85fb588
ffff8800b85fb578 ffffffff810491ad 00000000ffffffef ffff8800b79a8c80
ffff8800b85fb620 ffff8800b87dc000 0000000000000000 ffff8800b85fb5d8
Call Trace:
[<ffffffff81595d57>] dump_stack+0x4e/0x82
[<ffffffff810491ad>] warn_slowpath_common+0x7d/0xa0
[<ffffffff8104921c>] warn_slowpath_fmt+0x4c/0x50
[<ffffffff812258c5>] sysfs_add_one+0xa5/0xd0
[<ffffffff81225a44>] create_dir+0x74/0xd0
[<ffffffff81225db9>] sysfs_create_dir+0x89/0xe0
[<ffffffff8132fba8>] kobject_add_internal+0xc8/0x320
[<ffffffff8134320d>] ? __raw_spin_lock_init+0x2d/0x50
[<ffffffff813302d0>] kset_register+0x20/0x50
[<ffffffff81330371>] kset_create_and_add+0x71/0xb0
[<ffffffff8136ce0a>] populate_msi_sysfs+0x2a/0x120
[<ffffffff8136d598>] pci_enable_msi_block+0x1b8/0x2c0
[<ffffffffa0343e41>] e1000e_set_interrupt_capability+0x41/0x120 [e1000e]
[<ffffffffa03493d5>] e1000_open+0x235/0x5b0 [e1000e]
[<ffffffff814db50f>] __dev_open+0xbf/0x140
[<ffffffff814db7d2>] __dev_change_flags+0x92/0x170
[<ffffffff814db95d>] dev_change_flags+0x1d/0x60
[<ffffffff814e9ff2>] do_setlink+0x342/0xa00
[<ffffffff8100ac94>] ? native_sched_clock+0x24/0x80
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff8134dfb2>] ? nla_parse+0x32/0xe0
[<ffffffff814eb2df>] rtnl_newlink+0x38f/0x5d0
[<ffffffff8100ac94>] ? native_sched_clock+0x24/0x80
[<ffffffff810bf70f>] ? trace_hardirqs_off_caller+0x1f/0xc0
[<ffffffff814e814c>] rtnetlink_rcv_msg+0x9c/0x260
[<ffffffff81598447>] ? mutex_lock_nested+0x2f7/0x440
[<ffffffff814e808b>] ? rtnetlink_rcv+0x1b/0x40
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff814e808b>] ? rtnetlink_rcv+0x1b/0x40
[<ffffffff814e80b0>] ? rtnetlink_rcv+0x40/0x40
[<ffffffff81500279>] netlink_rcv_skb+0xa9/0xc0
[<ffffffff814e809a>] rtnetlink_rcv+0x2a/0x40
[<ffffffff814ff8bd>] netlink_unicast+0xdd/0x190
[<ffffffff814ffc99>] netlink_sendmsg+0x329/0x750
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff814bc5d8>] sock_sendmsg+0xa8/0x180
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff81169e90>] ? might_fault+0xa0/0xb0
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff814ca736>] ? verify_iovec+0x56/0xd0
[<ffffffff814bd05e>] ___sys_sendmsg+0x35e/0x370
[<ffffffff810c039d>] ? lock_release_holdtime.part.29+0x9d/0x160
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff811c9bc2>] ? fget_light+0xd2/0x4f0
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff815a2141>] ? sub_preempt_count+0x71/0x100
[<ffffffff810bfefe>] ? put_lock_stats.isra.28+0xe/0x40
[<ffffffff811c9bdf>] ? fget_light+0xef/0x4f0
[<ffffffff811c9b2c>] ? fget_light+0x3c/0x4f0
[<ffffffff814bd762>] __sys_sendmsg+0x42/0x80
[<ffffffff814bd7b2>] SyS_sendmsg+0x12/0x20
[<ffffffff815a6556>] system_call_fastpath+0x1a/0x1f
---[ end trace 881f4293213af6b6 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 301 at lib/kobject.c:196 kobject_add_internal+0x204/0x320()
kobject_add_internal failed for msi_irqs with -EEXIST, don't try to register things with the same name in the same directory.
Modules linked in: bnep btusb bluetooth iTCO_wdt iTCO_vendor_support snd_hda_codec_analog hid_generic coretemp kvm_intel kvm arc4 microcode psmouse serio_raw i2c_i801 i2c_core iwl3945 iwlegacy sdhci_pci usbhid mac80211 hid r852 sm_common nand nand_ecc r592 sdhci lpc_ich nand_ids mfd_core mmc_core mtd memstick cfg80211 snd_hda_intel snd_hda_codec snd_seq snd_seq_device wmi thinkpad_acpi snd_pcm nvram e1000e snd_page_alloc snd_timer snd evdev ptp soundcore pps_core nfsd auth_rpcgss oid_registry exportfs nfs_acl loop lockd binfmt_misc sunrpc pcmcia sr_mod cdrom yenta_socket ehci_pci ehci_hcd uhci_hcd usbcore usb_common video backlight autofs4
CPU: 1 PID: 301 Comm: NetworkManager Tainted: G W 3.12.0-rc2-00088-gfcbfc0d #163
Hardware name: LENOVO 6464CTO/6464CTO, BIOS 7LETC9WW (2.29 ) 03/18/2011
0000000000000009 ffff8800b85fb5f0 ffffffff81595d57 ffff8800b85fb638
ffff8800b85fb628 ffffffff810491ad ffff880036e7c258 00000000ffffffef
ffff880135b6c0a8 ffff880135b6c0a8 ffff8800ba074000 ffff8800b85fb688
Call Trace:
[<ffffffff81595d57>] dump_stack+0x4e/0x82
[<ffffffff810491ad>] warn_slowpath_common+0x7d/0xa0
[<ffffffff8104921c>] warn_slowpath_fmt+0x4c/0x50
[<ffffffff81225db9>] ? sysfs_create_dir+0x89/0xe0
[<ffffffff8132fce4>] kobject_add_internal+0x204/0x320
[<ffffffff8134320d>] ? __raw_spin_lock_init+0x2d/0x50
[<ffffffff813302d0>] kset_register+0x20/0x50
[<ffffffff81330371>] kset_create_and_add+0x71/0xb0
[<ffffffff8136ce0a>] populate_msi_sysfs+0x2a/0x120
[<ffffffff8136d598>] pci_enable_msi_block+0x1b8/0x2c0
[<ffffffffa0343e41>] e1000e_set_interrupt_capability+0x41/0x120 [e1000e]
[<ffffffffa03493d5>] e1000_open+0x235/0x5b0 [e1000e]
[<ffffffff814db50f>] __dev_open+0xbf/0x140
[<ffffffff814db7d2>] __dev_change_flags+0x92/0x170
[<ffffffff814db95d>] dev_change_flags+0x1d/0x60
[<ffffffff814e9ff2>] do_setlink+0x342/0xa00
[<ffffffff8100ac94>] ? native_sched_clock+0x24/0x80
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff8134dfb2>] ? nla_parse+0x32/0xe0
[<ffffffff814eb2df>] rtnl_newlink+0x38f/0x5d0
[<ffffffff8100ac94>] ? native_sched_clock+0x24/0x80
[<ffffffff810bf70f>] ? trace_hardirqs_off_caller+0x1f/0xc0
[<ffffffff814e814c>] rtnetlink_rcv_msg+0x9c/0x260
[<ffffffff81598447>] ? mutex_lock_nested+0x2f7/0x440
[<ffffffff814e808b>] ? rtnetlink_rcv+0x1b/0x40
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff814e808b>] ? rtnetlink_rcv+0x1b/0x40
[<ffffffff814e80b0>] ? rtnetlink_rcv+0x40/0x40
[<ffffffff81500279>] netlink_rcv_skb+0xa9/0xc0
[<ffffffff814e809a>] rtnetlink_rcv+0x2a/0x40
[<ffffffff814ff8bd>] netlink_unicast+0xdd/0x190
[<ffffffff814ffc99>] netlink_sendmsg+0x329/0x750
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff814bc5d8>] sock_sendmsg+0xa8/0x180
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff81169e90>] ? might_fault+0xa0/0xb0
[<ffffffff81169e47>] ? might_fault+0x57/0xb0
[<ffffffff814ca736>] ? verify_iovec+0x56/0xd0
[<ffffffff814bd05e>] ___sys_sendmsg+0x35e/0x370
[<ffffffff810c039d>] ? lock_release_holdtime.part.29+0x9d/0x160
[<ffffffff8108c01f>] ? local_clock+0x3f/0x50
[<ffffffff811c9bc2>] ? fget_light+0xd2/0x4f0
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff8108624d>] ? get_parent_ip+0xd/0x50
[<ffffffff815a2141>] ? sub_preempt_count+0x71/0x100
[<ffffffff810bfefe>] ? put_lock_stats.isra.28+0xe/0x40
[<ffffffff811c9bdf>] ? fget_light+0xef/0x4f0
[<ffffffff811c9b2c>] ? fget_light+0x3c/0x4f0
[<ffffffff814bd762>] __sys_sendmsg+0x42/0x80
[<ffffffff814bd7b2>] SyS_sendmsg+0x12/0x20
[<ffffffff815a6556>] system_call_fastpath+0x1a/0x1f
---[ end trace 881f4293213af6b7 ]---
e1000e 0000:00:19.0 eth0: Failed to initialize MSI interrupts. Falling back to legacy interrupts.
iwl3945 0000:03:00.0: loaded firmware version 15.32.2.9
systemd[1]: Started /etc/rc.d/rc.local Compatibility.

# lspci
00:00.0 Host bridge: Intel Corporation Mobile PM965/GM965/GL960 Memory Controller Hub (rev 0c)
00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (primary) (rev 0c)
00:02.1 Display controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (secondary) (rev 0c)
00:19.0 Ethernet controller: Intel Corporation 82566MM Gigabit Network Connection (rev 03)
00:1a.0 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #4 (rev 03)
00:1a.1 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #5 (rev 03)
00:1a.7 USB controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #2 (rev 03)
00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 1 (rev 03)
00:1c.1 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 2 (rev 03)
00:1c.2 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 3 (rev 03)
00:1c.3 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 4 (rev 03)
00:1c.4 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 5 (rev 03)
00:1d.0 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #1 (rev 03)
00:1d.1 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #2 (rev 03)
00:1d.2 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #3 (rev 03)
00:1d.7 USB controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #1 (rev 03)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev f3)
00:1f.0 ISA bridge: Intel Corporation 82801HEM (ICH8M-E) LPC Interface Controller (rev 03)
00:1f.1 IDE interface: Intel Corporation 82801HM/HEM (ICH8M/ICH8M-E) IDE Controller (rev 03)
00:1f.2 SATA controller: Intel Corporation 82801HM/HEM (ICH8M/ICH8M-E) SATA Controller [AHCI mode] (rev 03)
00:1f.3 SMBus: Intel Corporation 82801H (ICH8 Family) SMBus Controller (rev 03)
03:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG [Golan] Network Connection (rev 02)
15:00.0 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev ba)
15:00.2 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 21)
15:00.4 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter (rev 11)
15:00.5 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev 11)

# lspci -v
00:00.0 Host bridge: Intel Corporation Mobile PM965/GM965/GL960 Memory Controller Hub (rev 0c)
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, fast devsel, latency 0
Capabilities: [e0] Vendor Specific Information: Len=0a <?>
Kernel driver in use: agpgart-intel

00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (primary) (rev 0c) (prog-if 00 [VGA controller])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, fast devsel, latency 0, IRQ 49
Memory at f8100000 (64-bit, non-prefetchable) [size=1M]
Memory at e0000000 (64-bit, prefetchable) [size=256M]
I/O ports at 1800 [size=8]
Expansion ROM at <unassigned> [disabled]
Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [d0] Power Management version 3
Kernel driver in use: i915

00:02.1 Display controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (secondary) (rev 0c)
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, fast devsel, latency 0
Memory at f8200000 (64-bit, non-prefetchable) [size=1M]
Capabilities: [d0] Power Management version 3

00:19.0 Ethernet controller: Intel Corporation 82566MM Gigabit Network Connection (rev 03)
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, fast devsel, latency 0, IRQ 46
Memory at fe000000 (32-bit, non-prefetchable) [size=128K]
Memory at fe025000 (32-bit, non-prefetchable) [size=4K]
I/O ports at 1840 [size=32]
Capabilities: [c8] Power Management version 2
Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
Kernel driver in use: e1000e

00:1a.0 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #4 (rev 03) (prog-if 00 [UHCI])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, medium devsel, latency 0, IRQ 20
I/O ports at 1860 [size=32]
Kernel driver in use: uhci_hcd

00:1a.1 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #5 (rev 03) (prog-if 00 [UHCI])
Subsystem: Lenovo Thinkpad T61/R61
Flags: bus master, medium devsel, latency 0, IRQ 21
I/O ports at 1880 [size=32]
Kernel driver in use: uhci_hcd

00:1a.7 USB controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #2 (rev 03) (prog-if 20 [EHCI])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, medium devsel, latency 0, IRQ 22
Memory at fe226c00 (32-bit, non-prefetchable) [size=1K]
Capabilities: [50] Power Management version 2
Kernel driver in use: ehci-pci

00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 03)
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, fast devsel, latency 0, IRQ 47
Memory at fe020000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [50] Power Management version 2
Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00
Capabilities: [100] Virtual Channel
Capabilities: [130] Root Complex Link
Kernel driver in use: snd_hda_intel

00:1c.0 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 1 (rev 03) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
I/O behind bridge: 00002000-00002fff
Memory behind bridge: fc000000-fdffffff
Prefetchable memory behind bridge: 00000000f8000000-00000000f80fffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [90] Subsystem: Lenovo ThinkPad T61/R61
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Root Complex Link
Kernel driver in use: pcieport

00:1c.1 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 2 (rev 03) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=03, subordinate=03, sec-latency=0
I/O behind bridge: 00003000-00003fff
Memory behind bridge: dc000000-df3fffff
Prefetchable memory behind bridge: 00000000dfe00000-00000000dfefffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [90] Subsystem: Lenovo ThinkPad T61/R61
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Root Complex Link
Kernel driver in use: pcieport

00:1c.2 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 3 (rev 03) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=04, subordinate=04, sec-latency=0
I/O behind bridge: 00004000-00004fff
Memory behind bridge: d8000000-d9ffffff
Prefetchable memory behind bridge: 00000000dfb00000-00000000dfbfffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [90] Subsystem: Lenovo ThinkPad T61/R61
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Root Complex Link
Kernel driver in use: pcieport

00:1c.3 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 4 (rev 03) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=05, subordinate=0c, sec-latency=0
I/O behind bridge: 00005000-00005fff
Memory behind bridge: d4000000-d5ffffff
Prefetchable memory behind bridge: 00000000df800000-00000000df8fffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [90] Subsystem: Lenovo ThinkPad T61/R61
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Root Complex Link
Kernel driver in use: pcieport

00:1c.4 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 5 (rev 03) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=0d, subordinate=14, sec-latency=0
I/O behind bridge: 00006000-00006fff
Memory behind bridge: d0000000-d1ffffff
Prefetchable memory behind bridge: 00000000df500000-00000000df5fffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
Capabilities: [90] Subsystem: Lenovo ThinkPad T61/R61
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Root Complex Link
Kernel driver in use: pcieport

00:1d.0 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #1 (rev 03) (prog-if 00 [UHCI])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, medium devsel, latency 0, IRQ 16
I/O ports at 18a0 [size=32]
Kernel driver in use: uhci_hcd

00:1d.1 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #2 (rev 03) (prog-if 00 [UHCI])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, medium devsel, latency 0, IRQ 17
I/O ports at 18c0 [size=32]
Kernel driver in use: uhci_hcd

00:1d.2 USB controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #3 (rev 03) (prog-if 00 [UHCI])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, medium devsel, latency 0, IRQ 18
I/O ports at 18e0 [size=32]
Kernel driver in use: uhci_hcd

00:1d.7 USB controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #1 (rev 03) (prog-if 20 [EHCI])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, medium devsel, latency 0, IRQ 19
Memory at fe227000 (32-bit, non-prefetchable) [size=1K]
Capabilities: [50] Power Management version 2
Capabilities: [58] Debug port: BAR=1 offset=00a0
Kernel driver in use: ehci-pci

00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev f3) (prog-if 01 [Subtractive decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=15, subordinate=18, sec-latency=32
I/O behind bridge: 00007000-0000afff
Memory behind bridge: f8300000-fbffffff
Prefetchable memory behind bridge: 00000000f4000000-00000000f7ffffff
Capabilities: [50] Subsystem: Lenovo ThinkPad T61/R61

00:1f.0 ISA bridge: Intel Corporation 82801HEM (ICH8M-E) LPC Interface Controller (rev 03)
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, medium devsel, latency 0
Capabilities: [e0] Vendor Specific Information: Len=0c <?>
Kernel driver in use: lpc_ich

00:1f.1 IDE interface: Intel Corporation 82801HM/HEM (ICH8M/ICH8M-E) IDE Controller (rev 03) (prog-if 8a [Master SecP PriP])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, medium devsel, latency 0, IRQ 16
I/O ports at 01f0 [size=8]
I/O ports at 03f4
I/O ports at 0170 [size=8]
I/O ports at 0374
I/O ports at 1c00 [size=16]
Kernel driver in use: ata_piix

00:1f.2 SATA controller: Intel Corporation 82801HM/HEM (ICH8M/ICH8M-E) SATA Controller [AHCI mode] (rev 03) (prog-if 01 [AHCI 1.0])
Subsystem: Lenovo ThinkPad T61/R61
Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 45
I/O ports at 1c50 [size=8]
I/O ports at 1c44 [size=4]
I/O ports at 1c48 [size=8]
I/O ports at 1c40 [size=4]
I/O ports at 1c20 [size=32]
Memory at fe226000 (32-bit, non-prefetchable) [size=2K]
Capabilities: [80] MSI: Enable+ Count=1/4 Maskable- 64bit-
Capabilities: [70] Power Management version 3
Capabilities: [a8] SATA HBA v1.0
Kernel driver in use: ahci

00:1f.3 SMBus: Intel Corporation 82801H (ICH8 Family) SMBus Controller (rev 03)
Subsystem: Lenovo ThinkPad T61/R61
Flags: medium devsel, IRQ 23
Memory at fe227400 (32-bit, non-prefetchable) [size=256]
I/O ports at 1c60 [size=32]
Kernel driver in use: i801_smbus

03:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG [Golan] Network Connection (rev 02)
Subsystem: Intel Corporation ThinkPad R60e/X60s
Flags: bus master, fast devsel, latency 0, IRQ 48
Memory at df3ff000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [c8] Power Management version 2
Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [e0] Express Legacy Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [140] Device Serial Number 00-1c-bf-ff-ff-03-02-87
Kernel driver in use: iwl3945

15:00.0 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev ba)
Subsystem: Lenovo ThinkPad R61
Physical Slot: 1
Flags: bus master, medium devsel, latency 168, IRQ 16
Memory at f8300000 (32-bit, non-prefetchable) [size=4K]
Bus: primary=15, secondary=16, subordinate=17, sec-latency=176
Memory window 0: f4000000-f7ffffff (prefetchable)
Memory window 1: c0000000-c3ffffff
I/O window 0: 00007000-000070ff
I/O window 1: 00007400-000074ff
16-bit legacy interface ports at 0001
Kernel driver in use: yenta_cardbus

15:00.2 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 21)
Subsystem: Lenovo ThinkPad W500
Physical Slot: 1
Flags: bus master, medium devsel, latency 64, IRQ 18
Memory at f8301000 (32-bit, non-prefetchable) [size=256]
Capabilities: [80] Power Management version 2
Kernel driver in use: sdhci-pci

15:00.4 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter (rev 11)
Subsystem: Lenovo ThinkPad T61
Physical Slot: 1
Flags: bus master, medium devsel, latency 64, IRQ 18
Memory at f8301800 (32-bit, non-prefetchable) [size=256]
Capabilities: [80] Power Management version 2
Kernel driver in use: r592

15:00.5 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev 11)
Subsystem: Lenovo Device 20cb
Physical Slot: 1
Flags: bus master, medium devsel, latency 64, IRQ 18
Memory at f8301c00 (32-bit, non-prefetchable) [size=256]
Capabilities: [80] Power Management version 2
Kernel driver in use: r852

Zdenek
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