| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20091027083631.GV10727@kernel.dk> Date: Tue, 27 Oct 2009 09:36:31 +0100 From: Jens Axboe <jens.axboe@...cle.com> To: Kenji Kaneshige <kaneshige.kenji@...fujitsu.com> Cc: Alex Chiang <achiang@...com>, Mark Lord <lkml@....ca>, Greg KH <greg@...ah.com>, Linux Kernel <linux-kernel@...r.kernel.org>, jbarnes@...tuousgeek.org, linux-pci@...r.kernel.org Subject: Re: pci-express hotplug On Tue, Oct 27 2009, Jens Axboe wrote: > On Tue, Oct 27 2009, Kenji Kaneshige wrote: > > Jens Axboe wrote: > >> On Tue, Oct 20 2009, Alex Chiang wrote: > >>> * Jens Axboe <jens.axboe@...cle.com>: > >>>> On Tue, Oct 13 2009, Alex Chiang wrote: > >>>>>>> Can you modprobe acpiphp with debug=1? And send the output? > >>>>>> acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 > >>>>>> acpiphp_glue: found PCI-to-PCI bridge at PCI 0000:00:05.0 > >>>>>> acpiphp_glue: found ACPI PCI Hotplug slot 1 at PCI 0000:08:00 > >>>>>> acpiphp: Slot [1] registered > >>>>>> acpiphp_glue: found PCI-to-PCI bridge at PCI 0000:00:07.0 > >>>>>> acpiphp_glue: found ACPI PCI Hotplug slot 2 at PCI 0000:0b:00 > >>>>>> acpiphp: Slot [2] registered > >>>>>> acpiphp_glue: found PCI-to-PCI bridge at PCI 0000:80:07.0 > >>>>>> acpiphp_glue: found ACPI PCI Hotplug slot 6 at PCI 0000:84:00 > >>>>>> acpiphp: Slot [6] registered > >>>>>> acpiphp_glue: found PCI-to-PCI bridge at PCI 0000:80:09.0 > >>>>>> acpiphp_glue: found ACPI PCI Hotplug slot 7 at PCI 0000:87:00 > >>>>>> acpiphp: Slot [7] registered > >>>>>> acpiphp_glue: Bus 0000:87 has 1 slot > >>>>>> acpiphp_glue: Bus 0000:84 has 1 slot > >>>>>> acpiphp_glue: Bus 0000:0b has 1 slot > >>>>>> acpiphp_glue: Bus 0000:08 has 1 slot > >>>>>> acpiphp_glue: Total 4 slots > >>>>> You mentioned in another mail that you echoed 1 into the various > >>>>> slots' power files. > >>>>> > >>>>> Did you do that after modprobing acpiphp with debug=1? > >>>>> > >>>>> If so, there should be debug output when you try and turn them > >>>>> on. > >>>> It produces: > >>>> > >>>> acpiphp: enable_slot - physical_slot = 1 > >>>> acpiphp_glue: acpiphp_enable_slot: Slot status is not ACPI_STA_ALL > >>>> acpiphp: enable_slot - physical_slot = 2 > >>>> acpiphp_glue: acpiphp_enable_slot: Slot status is not ACPI_STA_ALL > >>>> acpiphp: enable_slot - physical_slot = 6 > >>>> acpiphp_glue: acpiphp_enable_slot: Slot status is not ACPI_STA_ALL > >>>> acpiphp: enable_slot - physical_slot = 7 > >>>> acpiphp_glue: acpiphp_enable_slot: Slot status is not ACPI_STA_ALL > >>> Hm, so for some reason, firmware on your machine is telling us > >>> that it doesn't think cards are present and/or enabled. > >>> > >>> Unfortunately, I don't know why your firmware would be saying > >>> that. We could add some more debug printks to see what firmware > >>> thinks about your system... Or we could just wait and see what > >>> happens after you get your hardware replaced. > >> > >> New board, the exact same thing happens. > >> > >>>> I have a card in one of the slots only this time. > >>>> > >>>>> Also, quick dummy check, you are trying to power on populated > >>>>> slots, right? :) > >>>> Yes :-) > >>>> > >>>>> Can you send the output of lspci -vv? And I like the output of > >>>>> lspci -vt as well... Both before and after loading acpiphp > >>>>> please. > >>>> Send privately. > >>> No difference in before and after. Odd. > >>> > >>> If you want to poke us again after your hardware swap, please do > >>> so. Sorry for being not so helpful. :-/ > >> > >> Poke :-) > >> > >> One more thing I tried was pushing the power button on the slot > >> manually. With acpiphp, I get the same messages as above. Using pciehp, > >> I get the same power fault bit interrupt storm. So no difference from > >> using the sysfs interface or doing it on the box side, doesn't work > >> either way. > >> > > > > I'd like to confirm power fault interrupt storm, just in case. > > Could you get /proc/interrupts information after power fault > > problem happens and send it to me? > > The box pretty much hangs when I try to power on a slot with pciehp, so > it's not easy to do... It doesn't hang with acpiphp, but doesn't work > either (see previous reply to Alex). Ditto new debug info, in case it is of any assistance. Loading pciehp with pciehp_debug=1. acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0 Firmware did not grant requested _OSC control acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0.MRP5 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Gained control for hotplug HW for pci 0000:00:05.0 (\_SB_.IOH0.MRP5) acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0 Firmware did not grant requested _OSC control acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0.MRP7 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Gained control for hotplug HW for pci 0000:00:07.0 (\_SB_.IOH0.MRP7) acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0 Firmware did not grant requested _OSC control acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0.PEX0 acpi_pcihp: acpi_run_oshp: acpi_run_oshp:\_SB_.IOH0.PEX0 OSHP not found acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0 acpi_pcihp: acpi_run_oshp: acpi_run_oshp:\_SB_.IOH0 OSHP not found acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Cannot get control of hotplug hardware for pci 0000:00:1c.0 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH1 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH1.MRPI acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Gained control for hotplug HW for pci 0000:80:07.0 (\_SB_.IOH1.MRPI) acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH1 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH1.MRPK acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Gained control for hotplug HW for pci 0000:80:09.0 (\_SB_.IOH1.MRPK) acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0 Firmware did not grant requested _OSC control acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0.MRP5 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Gained control for hotplug HW for pci 0000:00:05.0 (\_SB_.IOH0.MRP5) pciehp 0000:00:05.0:pcie04: Hotplug Controller: pciehp 0000:00:05.0:pcie04: Seg/Bus/Dev/Func/IRQ : 0000:00:05.0 IRQ 75 pciehp 0000:00:05.0:pcie04: Vendor ID : 0x8086 pciehp 0000:00:05.0:pcie04: Device ID : 0x340c pciehp 0000:00:05.0:pcie04: Subsystem ID : 0x0000 pciehp 0000:00:05.0:pcie04: Subsystem Vendor ID : 0x0000 pciehp 0000:00:05.0:pcie04: PCIe Cap offset : 0x90 pciehp 0000:00:05.0:pcie04: PCI resource [7] : 0x1000@...000 pciehp 0000:00:05.0:pcie04: PCI resource [8] : 0x200000@...1a00000 pciehp 0000:00:05.0:pcie04: PCI resource [9] : 0x200000@...1c00000 pciehp 0000:00:05.0:pcie04: Slot Capabilities : 0x0008005b pciehp 0000:00:05.0:pcie04: Physical Slot Number : 1 pciehp 0000:00:05.0:pcie04: Attention Button : yes pciehp 0000:00:05.0:pcie04: Power Controller : yes pciehp 0000:00:05.0:pcie04: MRL Sensor : no pciehp 0000:00:05.0:pcie04: Attention Indicator : yes pciehp 0000:00:05.0:pcie04: Power Indicator : yes pciehp 0000:00:05.0:pcie04: Hot-Plug Surprise : no pciehp 0000:00:05.0:pcie04: EMI Present : no pciehp 0000:00:05.0:pcie04: Command Completed : yes pciehp 0000:00:05.0:pcie04: Slot Status : 0x0040 pciehp 0000:00:05.0:pcie04: Slot Control : 0x07c0 pciehp 0000:00:05.0:pcie04: Link Active Reporting supported pciehp 0000:00:05.0:pcie04: Command not completed in 1000 msec pciehp 0000:00:05.0:pcie04: HPC vendor_id 8086 device_id 340c ss_vid 0 ss_did 0 pciehp 0000:00:05.0:pcie04: Registering domain:bus:dev=0000:08:00 sun=1 pciehp 0000:00:05.0:pcie04: get_power_status: physical_slot = 1 pciehp 0000:00:05.0:pcie04: pciehp_get_power_status: SLOTCTRL a8 value read 7c0 pciehp 0000:00:05.0:pcie04: get_attention_status: physical_slot = 1 pciehp 0000:00:05.0:pcie04: pciehp_get_attention_status: SLOTCTRL a8, value read 7c0 pciehp 0000:00:05.0:pcie04: get_latch_status: physical_slot = 1 pciehp 0000:00:05.0:pcie04: get_adapter_status: physical_slot = 1 pciehp 0000:00:05.0:pcie04: Command not completed in 1000 msec pciehp 0000:00:05.0:pcie04: service driver pciehp loaded acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0 Firmware did not grant requested _OSC control acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0.MRP7 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Gained control for hotplug HW for pci 0000:00:07.0 (\_SB_.IOH0.MRP7) pciehp 0000:00:07.0:pcie04: Hotplug Controller: pciehp 0000:00:07.0:pcie04: Seg/Bus/Dev/Func/IRQ : 0000:00:07.0 IRQ 76 pciehp 0000:00:07.0:pcie04: Vendor ID : 0x8086 pciehp 0000:00:07.0:pcie04: Device ID : 0x340e pciehp 0000:00:07.0:pcie04: Subsystem ID : 0x0000 pciehp 0000:00:07.0:pcie04: Subsystem Vendor ID : 0x0000 pciehp 0000:00:07.0:pcie04: PCIe Cap offset : 0x90 pciehp 0000:00:07.0:pcie04: PCI resource [7] : 0x1000@...000 pciehp 0000:00:07.0:pcie04: PCI resource [8] : 0x200000@...1e00000 pciehp 0000:00:07.0:pcie04: PCI resource [9] : 0x200000@...2000000 pciehp 0000:00:07.0:pcie04: Slot Capabilities : 0x0010005b pciehp 0000:00:07.0:pcie04: Physical Slot Number : 2 pciehp 0000:00:07.0:pcie04: Attention Button : yes pciehp 0000:00:07.0:pcie04: Power Controller : yes pciehp 0000:00:07.0:pcie04: MRL Sensor : no pciehp 0000:00:07.0:pcie04: Attention Indicator : yes pciehp 0000:00:07.0:pcie04: Power Indicator : yes pciehp 0000:00:07.0:pcie04: Hot-Plug Surprise : no pciehp 0000:00:07.0:pcie04: EMI Present : no pciehp 0000:00:07.0:pcie04: Command Completed : yes pciehp 0000:00:07.0:pcie04: Slot Status : 0x0000 pciehp 0000:00:07.0:pcie04: Slot Control : 0x07c0 pciehp 0000:00:07.0:pcie04: Link Active Reporting supported pciehp 0000:00:07.0:pcie04: Command not completed in 1000 msec pciehp 0000:00:07.0:pcie04: HPC vendor_id 8086 device_id 340e ss_vid 0 ss_did 0 pciehp 0000:00:07.0:pcie04: Registering domain:bus:dev=0000:0b:00 sun=2 pciehp 0000:00:07.0:pcie04: get_power_status: physical_slot = 2 pciehp 0000:00:07.0:pcie04: pciehp_get_power_status: SLOTCTRL a8 value read 7c0 pciehp 0000:00:07.0:pcie04: get_attention_status: physical_slot = 2 pciehp 0000:00:07.0:pcie04: pciehp_get_attention_status: SLOTCTRL a8, value read 7c0 pciehp 0000:00:07.0:pcie04: get_latch_status: physical_slot = 2 pciehp 0000:00:07.0:pcie04: get_adapter_status: physical_slot = 2 pciehp 0000:00:07.0:pcie04: Command not completed in 1000 msec pciehp 0000:00:07.0:pcie04: Command not completed in 1000 msec pciehp 0000:00:07.0:pcie04: pciehp_power_off_slot: SLOTCTRL a8 write cmd 400 pciehp 0000:00:07.0:pcie04: service driver pciehp loaded acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0 Firmware did not grant requested _OSC control acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0.PEX0 acpi_pcihp: acpi_run_oshp: acpi_run_oshp:\_SB_.IOH0.PEX0 OSHP not found acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH0 acpi_pcihp: acpi_run_oshp: acpi_run_oshp:\_SB_.IOH0 OSHP not found acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Cannot get control of hotplug hardware for pci 0000:00:1c.0 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH1 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH1.MRPI acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Gained control for hotplug HW for pci 0000:80:07.0 (\_SB_.IOH1.MRPI) pciehp 0000:80:07.0:pcie04: Hotplug Controller: pciehp 0000:80:07.0:pcie04: Seg/Bus/Dev/Func/IRQ : 0000:80:07.0 IRQ 84 pciehp 0000:80:07.0:pcie04: Vendor ID : 0x8086 pciehp 0000:80:07.0:pcie04: Device ID : 0x340e pciehp 0000:80:07.0:pcie04: Subsystem ID : 0x0000 pciehp 0000:80:07.0:pcie04: Subsystem Vendor ID : 0x0000 pciehp 0000:80:07.0:pcie04: PCIe Cap offset : 0x90 pciehp 0000:80:07.0:pcie04: PCI resource [7] : 0x1000@...000 pciehp 0000:80:07.0:pcie04: PCI resource [8] : 0x200000@...2700000 pciehp 0000:80:07.0:pcie04: PCI resource [9] : 0x200000@...2900000 pciehp 0000:80:07.0:pcie04: Slot Capabilities : 0x0030005b pciehp 0000:80:07.0:pcie04: Physical Slot Number : 6 pciehp 0000:80:07.0:pcie04: Attention Button : yes pciehp 0000:80:07.0:pcie04: Power Controller : yes pciehp 0000:80:07.0:pcie04: MRL Sensor : no pciehp 0000:80:07.0:pcie04: Attention Indicator : yes pciehp 0000:80:07.0:pcie04: Power Indicator : yes pciehp 0000:80:07.0:pcie04: Hot-Plug Surprise : no pciehp 0000:80:07.0:pcie04: EMI Present : no pciehp 0000:80:07.0:pcie04: Command Completed : yes pciehp 0000:80:07.0:pcie04: Slot Status : 0x0040 pciehp 0000:80:07.0:pcie04: Slot Control : 0x0740 pciehp 0000:80:07.0:pcie04: Link Active Reporting supported pciehp 0000:80:07.0:pcie04: Command not completed in 1000 msec pciehp 0000:80:07.0:pcie04: HPC vendor_id 8086 device_id 340e ss_vid 0 ss_did 0 pciehp 0000:80:07.0:pcie04: Registering domain:bus:dev=0000:84:00 sun=6 pciehp 0000:80:07.0:pcie04: get_power_status: physical_slot = 6 pciehp 0000:80:07.0:pcie04: pciehp_get_power_status: SLOTCTRL a8 value read 740 pciehp 0000:80:07.0:pcie04: get_attention_status: physical_slot = 6 pciehp 0000:80:07.0:pcie04: pciehp_get_attention_status: SLOTCTRL a8, value read 740 pciehp 0000:80:07.0:pcie04: get_latch_status: physical_slot = 6 pciehp 0000:80:07.0:pcie04: get_adapter_status: physical_slot = 6 pciehp 0000:80:07.0:pcie04: Command not completed in 1000 msec pciehp 0000:80:07.0:pcie04: service driver pciehp loaded acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH1 acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Trying to get hotplug control for \_SB_.IOH1.MRPK acpi_pcihp: acpi_get_hp_hw_control_from_firmware: Gained control for hotplug HW for pci 0000:80:09.0 (\_SB_.IOH1.MRPK) pciehp 0000:80:09.0:pcie04: Hotplug Controller: pciehp 0000:80:09.0:pcie04: Seg/Bus/Dev/Func/IRQ : 0000:80:09.0 IRQ 85 pciehp 0000:80:09.0:pcie04: Vendor ID : 0x8086 pciehp 0000:80:09.0:pcie04: Device ID : 0x3410 pciehp 0000:80:09.0:pcie04: Subsystem ID : 0x0000 pciehp 0000:80:09.0:pcie04: Subsystem Vendor ID : 0x0000 pciehp 0000:80:09.0:pcie04: PCIe Cap offset : 0x90 pciehp 0000:80:09.0:pcie04: PCI resource [7] : 0x1000@...000 pciehp 0000:80:09.0:pcie04: PCI resource [8] : 0x200000@...2b00000 pciehp 0000:80:09.0:pcie04: PCI resource [9] : 0x200000@...2d00000 pciehp 0000:80:09.0:pcie04: Slot Capabilities : 0x0038005b pciehp 0000:80:09.0:pcie04: Physical Slot Number : 7 pciehp 0000:80:09.0:pcie04: Attention Button : yes pciehp 0000:80:09.0:pcie04: Power Controller : yes pciehp 0000:80:09.0:pcie04: MRL Sensor : no pciehp 0000:80:09.0:pcie04: Attention Indicator : yes pciehp 0000:80:09.0:pcie04: Power Indicator : yes pciehp 0000:80:09.0:pcie04: Hot-Plug Surprise : no pciehp 0000:80:09.0:pcie04: EMI Present : no pciehp 0000:80:09.0:pcie04: Command Completed : yes pciehp 0000:80:09.0:pcie04: Slot Status : 0x0000 pciehp 0000:80:09.0:pcie04: Slot Control : 0x07c0 pciehp 0000:80:09.0:pcie04: Link Active Reporting supported pciehp 0000:80:09.0:pcie04: Command not completed in 1000 msec pciehp 0000:80:09.0:pcie04: HPC vendor_id 8086 device_id 3410 ss_vid 0 ss_did 0 pciehp 0000:80:09.0:pcie04: Registering domain:bus:dev=0000:87:00 sun=7 pciehp 0000:80:09.0:pcie04: get_power_status: physical_slot = 7 pciehp 0000:80:09.0:pcie04: pciehp_get_power_status: SLOTCTRL a8 value read 7c0 pciehp 0000:80:09.0:pcie04: get_attention_status: physical_slot = 7 pciehp 0000:80:09.0:pcie04: pciehp_get_attention_status: SLOTCTRL a8, value read 7c0 pciehp 0000:80:09.0:pcie04: get_latch_status: physical_slot = 7 pciehp 0000:80:09.0:pcie04: get_adapter_status: physical_slot = 7 pciehp 0000:80:09.0:pcie04: Command not completed in 1000 msec pciehp 0000:80:09.0:pcie04: Command not completed in 1000 msec pciehp 0000:80:09.0:pcie04: pciehp_power_off_slot: SLOTCTRL a8 write cmd 400 pciehp 0000:80:09.0:pcie04: service driver pciehp loaded pciehp: pcie_port_service_register = 0 pciehp: PCI Express Hot Plug Controller Driver version: 0.4 -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists