Not sure if this is an actual bug since I don't have any Thunderbolt devices to test with, but on every boot: [ 0.418473] pci 0000:05:05.0: res[8]=[mem 0x00100000-0x000fffff] res_to_dev_res add_size 200000 min_align 100000 [ 0.418474] pci 0000:05:05.0: res[8]=[mem 0x00100000-0x002fffff] res_to_dev_res add_size 200000 min_align 100000 [ 0.418476] pci 0000:05:05.0: res[9]=[mem 0x00100000-0x000fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000 [ 0.418478] pci 0000:05:05.0: res[9]=[mem 0x00100000-0x002fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000 [ 0.418479] pci 0000:05:06.0: res[8]=[mem 0x00100000-0x000fffff] res_to_dev_res add_size 200000 min_align 100000 [ 0.418481] pci 0000:05:06.0: res[8]=[mem 0x00100000-0x002fffff] res_to_dev_res add_size 200000 min_align 100000 [ 0.418483] pci 0000:05:06.0: res[9]=[mem 0x00100000-0x000fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000 [ 0.418484] pci 0000:05:06.0: res[9]=[mem 0x00100000-0x002fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000 [ 0.418486] pci 0000:05:05.0: res[7]=[io 0x1000-0x0fff] res_to_dev_res add_size 1000 min_align 1000 [ 0.418487] pci 0000:05:05.0: res[7]=[io 0x1000-0x1fff] res_to_dev_res add_size 1000 min_align 1000 [ 0.418489] pci 0000:05:06.0: res[7]=[io 0x1000-0x0fff] res_to_dev_res add_size 1000 min_align 1000 [ 0.418490] pci 0000:05:06.0: res[7]=[io 0x1000-0x1fff] res_to_dev_res add_size 1000 min_align 1000 [ 0.418492] pci 0000:05:05.0: BAR 8: no space for [mem size 0x00200000] [ 0.418496] pci 0000:05:05.0: BAR 8: failed to assign [mem size 0x00200000] [ 0.418502] pci 0000:05:05.0: BAR 9: no space for [mem size 0x00200000 64bit pref] [ 0.418507] pci 0000:05:05.0: BAR 9: failed to assign [mem size 0x00200000 64bit pref] [ 0.418513] pci 0000:05:06.0: BAR 8: no space for [mem size 0x00200000] [ 0.418516] pci 0000:05:06.0: BAR 8: failed to assign [mem size 0x00200000] [ 0.418521] pci 0000:05:06.0: BAR 9: no space for [mem size 0x00200000 64bit pref] [ 0.418526] pci 0000:05:06.0: BAR 9: failed to assign [mem size 0x00200000 64bit pref] [ 0.418532] pci 0000:05:05.0: BAR 7: no space for [io size 0x1000] [ 0.418536] pci 0000:05:05.0: BAR 7: failed to assign [io size 0x1000] [ 0.418539] pci 0000:05:06.0: BAR 7: no space for [io size 0x1000] [ 0.418543] pci 0000:05:06.0: BAR 7: failed to assign [io size 0x1000] [ 0.418547] pci 0000:05:06.0: BAR 8: no space for [mem size 0x00200000] [ 0.418551] pci 0000:05:06.0: BAR 8: failed to assign [mem size 0x00200000] [ 0.418555] pci 0000:05:06.0: BAR 9: no space for [mem size 0x00200000 64bit pref] [ 0.418561] pci 0000:05:06.0: BAR 9: failed to assign [mem size 0x00200000 64bit pref] [ 0.418566] pci 0000:05:06.0: BAR 7: no space for [io size 0x1000] [ 0.418570] pci 0000:05:06.0: BAR 7: failed to assign [io size 0x1000] [ 0.418574] pci 0000:05:05.0: BAR 8: no space for [mem size 0x00200000] [ 0.418577] pci 0000:05:05.0: BAR 8: failed to assign [mem size 0x00200000] [ 0.418582] pci 0000:05:05.0: BAR 9: no space for [mem size 0x00200000 64bit pref] [ 0.418587] pci 0000:05:05.0: BAR 9: failed to assign [mem size 0x00200000 64bit pref] [ 0.418593] pci 0000:05:05.0: BAR 7: no space for [io size 0x1000] [ 0.418596] pci 0000:05:05.0: BAR 7: failed to assign [io size 0x1000] [ 0.418600] pci 0000:05:00.0: PCI bridge to [bus 06] [ 0.418606] pci 0000:05:00.0: bridge window [mem 0xa0700000-0xa07fffff] [ 0.418615] pci 0000:05:03.0: PCI bridge to [bus 07-37] [ 0.418619] pci 0000:05:03.0: bridge window [io 0x3000-0x3fff] [ 0.418625] pci 0000:05:03.0: bridge window [mem 0xa0800000-0xa47fffff] [ 0.418630] pci 0000:05:03.0: bridge window [mem 0xac800000-0xb07fffff 64bit pref] [ 0.418638] pci 0000:05:04.0: PCI bridge to [bus 38-68] [ 0.418642] pci 0000:05:04.0: bridge window [io 0x4000-0x4fff] [ 0.418648] pci 0000:05:04.0: bridge window [mem 0xa4800000-0xa87fffff] [ 0.418653] pci 0000:05:04.0: bridge window [mem 0xb0800000-0xb47fffff 64bit pref] [ 0.418662] pci 0000:05:05.0: PCI bridge to [bus 69] [ 0.418672] pci 0000:05:06.0: PCI bridge to [bus 6a] Hardware is 2012 Macbook Ivybridge. Error occurs on kernels from 7bc5a2bad0b8 (which enabled Thunderbolt on Apple hardware) onwards. -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html