On Fri, 27 Jan 2012 10:55:09 -0800 Yinghai Lu <yinghai@xxxxxxxxxx> wrote: > When hot remove pci express module that have pcie switch and support SRIOV, got > > [ 5918.610127] pciehp 0000:80:02.2:pcie04: pcie_isr: intr_loc 1 > [ 5918.615779] pciehp 0000:80:02.2:pcie04: Attention button interrupt received > [ 5918.622730] pciehp 0000:80:02.2:pcie04: Button pressed on Slot(3) > [ 5918.629002] pciehp 0000:80:02.2:pcie04: pciehp_get_power_status: SLOTCTRL a8 value read 1f9 > [ 5918.637416] pciehp 0000:80:02.2:pcie04: PCI slot #3 - powering off due to button press. > [ 5918.647125] pciehp 0000:80:02.2:pcie04: pcie_isr: intr_loc 10 > [ 5918.653039] pciehp 0000:80:02.2:pcie04: pciehp_green_led_blink: SLOTCTRL a8 write cmd 200 > [ 5918.661229] pciehp 0000:80:02.2:pcie04: pciehp_set_attention_status: SLOTCTRL a8 write cmd c0 > [ 5924.667627] pciehp 0000:80:02.2:pcie04: Disabling domain:bus:device=0000:b0:00 > [ 5924.674909] pciehp 0000:80:02.2:pcie04: pciehp_get_power_status: SLOTCTRL a8 value read 2f9 > [ 5924.683262] pciehp 0000:80:02.2:pcie04: pciehp_unconfigure_device: domain:bus:dev = 0000:b0:00 > [ 5924.693976] libfcoe_device_notification: NETDEV_UNREGISTER eth6 > [ 5924.764979] libfcoe_device_notification: NETDEV_UNREGISTER eth14 > [ 5924.873539] libfcoe_device_notification: NETDEV_UNREGISTER eth15 > [ 5924.995209] libfcoe_device_notification: NETDEV_UNREGISTER eth16 > [ 5926.114407] sxge 0000:b2:00.0: PCI INT A disabled > [ 5926.119342] BUG: unable to handle kernel NULL pointer dereference at (null) > [ 5926.127189] IP: [<ffffffff81353a3b>] pci_stop_bus_device+0x33/0x83 > [ 5926.133377] PGD 0 > [ 5926.135402] Oops: 0000 [#1] SMP > [ 5926.138659] CPU 2 > [ 5926.140499] Modules linked in: > ... Ok applied this series, thanks Yinghai. -- Jesse Barnes, Intel Open Source Technology Center
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