Booting with irqpoll works
ls /proc/irq/21/ (with irqpoll)
ehci_hcd:usb1/ smp_affinity uhci_hcd:usb2/ uhci_hcd:usb3/ uhci_hcd:usb4/
irq 21: nobody cared (try booting with the "irqpoll" option)
Call Trace:
<IRQ> [__report_bad_irq+56/124] __report_bad_irq+0x38/0x7c
<IRQ> [<ffffffff802622eb>] __report_bad_irq+0x38/0x7c
[note_interrupt+546/617] note_interrupt+0x222/0x269
[<ffffffff80262551>] note_interrupt+0x222/0x269
[handle_fasteoi_irq+179/221] handle_fasteoi_irq+0xb3/0xdd
[<ffffffff80262bfa>] handle_fasteoi_irq+0xb3/0xdd
[do_IRQ+246/361] do_IRQ+0xf6/0x169
[<ffffffff8020e271>] do_IRQ+0xf6/0x169
[ret_from_intr+0/10] ret_from_intr+0x0/0xa
[<ffffffff8020be41>] ret_from_intr+0x0/0xa
<EOI> [unmap_vmas+665/1878] unmap_vmas+0x299/0x756
<EOI> [<ffffffff802728fc>] unmap_vmas+0x299/0x756
[unmap_vmas+1838/1878] unmap_vmas+0x72e/0x756
[<ffffffff80272d91>] unmap_vmas+0x72e/0x756
[exit_mmap+137/295] exit_mmap+0x89/0x127
> [<ffffffff80276592>] exit_mmap+0x89/0x127
[mmput+40/164] mmput+0x28/0xa4
[<ffffffff802314dc>] mmput+0x28/0xa4
[flush_old_exec+1543/2268] flush_old_exec+0x607/0x8dc
[<ffffffff8028fafe>] flush_old_exec+0x607/0x8dc
[load_elf_binary+0/7165] load_elf_binary+0x0/0x1bfd
[<ffffffff802bb46b>] load_elf_binary+0x0/0x1bfd
[load_elf_binary+0/7165] load_elf_binary+0x0/0x1bfd
[<ffffffff802bb46b>] load_elf_binary+0x0/0x1bfd
[load_elf_binary+1337/7165] load_elf_binary+0x539/0x1bfd
[<ffffffff802bb9a4>] load_elf_binary+0x539/0x1bfd
[__strnlen_user+33/45] __strnlen_user+0x21/0x2d
[<ffffffff80313be1>] __strnlen_user+0x21/0x2d
[put_arg_page+9/11] put_arg_page+0x9/0xb
[<ffffffff8028e81b>] put_arg_page+0x9/0xb
[load_elf_binary+0/7165] load_elf_binary+0x0/0x1bfd
[<ffffffff802bb46b>] load_elf_binary+0x0/0x1bfd
[search_binary_handler+227/565] search_binary_handler+0xe3/0x235
[<ffffffff8028ec71>] search_binary_handler+0xe3/0x235
[do_execve+357/451] do_execve+0x165/0x1c3
[<ffffffff80290293>] do_execve+0x165/0x1c3
[sys_execve+54/145] sys_execve+0x36/0x91
[<ffffffff8020a42f>] sys_execve+0x36/0x91
[stub_execve+103/176] stub_execve+0x67/0xb0
[<ffffffff8020bcf7>] stub_execve+0x67/0xb0
handlers:
[_end+128171676/2130295572] (usb_hcd_irq+0x0/0x5d [usbcore])
[<ffffffff880a0388>] (usb_hcd_irq+0x0/0x5d [usbcore])
[_end+128171676/2130295572] (usb_hcd_irq+0x0/0x5d [usbcore])
[<ffffffff880a0388>] (usb_hcd_irq+0x0/0x5d [usbcore])
[_end+128171676/2130295572] (usb_hcd_irq+0x0/0x5d [usbcore])
[<ffffffff880a0388>] (usb_hcd_irq+0x0/0x5d [usbcore])
[_end+128171676/2130295572] (usb_hcd_irq+0x0/0x5d [usbcore])
[<ffffffff880a0388>] (usb_hcd_irq+0x0/0x5d [usbcore])
Disabling IRQ #21
---
lspci
00:00.0 Host bridge: VIA Technologies, Inc. VT8385 [K8T800 AGP] Host Bridge
(rev 01)
00:01.0 PCI bridge: VIA Technologies, Inc. VT8237 PCI bridge [K8T800/K8T890
South]
00:05.0 Multimedia video controller: Brooktree Corporation Bt878 Video Capture
(rev 11)
00:05.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture (rev
11)
00:08.0 Multimedia audio controller: Creative Labs SB Audigy (rev 04)
00:08.1 Input device controller: Creative Labs SB Audigy Game Port (rev 04)
00:08.2 FireWire (IEEE 1394): Creative Labs SB Audigy FireWire Port (rev 04)
00:0b.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5705 Gigabit
Ethernet (rev 03)
00:0f.0 RAID bus controller: VIA Technologies, Inc. VIA VT6420 SATA RAID
Controller (rev 80)
00:0f.1 IDE interface: VIA Technologies, Inc.
VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06)
00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1
Controller (rev 81)
00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1
Controller (rev 81)
00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1
Controller (rev 81)
00:10.4 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 86)
00:11.0 ISA bridge: VIA Technologies, Inc. VT8237 ISA bridge
[KT600/K8T800/K8T890 South]
00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
HyperTransport Technology Configuration
00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
Address Map
00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM
Controller
00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
Miscellaneous Control
00:19.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
HyperTransport Technology Configuration
00:19.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
Address Map
00:19.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM
Controller
00:19.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
Miscellaneous Control
01:00.0 VGA compatible controller: nVidia Corporation NV36 [GeForce FX 5700LE]
(rev a1)
----
./ver_linux
If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.
Linux bongani64 2.6.24-rc1 #1 SMP PREEMPT Wed Oct 24 20:22:00 SAST 2007 x86_64
AMD Opteron(tm) Processor 244 GNU/Linux
Gnu C 4.2.2
Gnu make 3.81
binutils 2.17.50.0.12
util-linux 2.13
mount 2.13
module-init-tools 3.3-pre11
e2fsprogs 1.40.2
Linux C Library 2.6.1
Dynamic linker (ldd) 2.6.1
Procps 3.2.7
Net-tools 1.60
Kbd 1.12
Sh-utils 6.9
udev 114
Modules Loaded snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq
usbhid binfmt_misc loop nls_cp437 vfat fat nls_iso8859_1 ntfs dm_mod thermal
processor fan container button pcspkr snd_pcm_oss snd_mixer_oss tuner tea5767
tda8290 tuner_simple snd_emu10k1 ehci_hcd snd_rawmidi uhci_hcd usbcore
snd_ac97_codec ac97_bus snd_pcm mt20xx ide_cd bttv ir_common compat_ioctl32
videobuf_dma_sg firewire_ohci videobuf_core i2c_viapro snd_seq_device
snd_timer snd_page_alloc snd_util_mem firewire_core crc_itu_t btcx_risc
snd_hwdep tveeprom videodev emu10k1_gp v4l2_common sg snd v4l1_compat
ohci1394 gameport evdev tg3 sr_mod ieee1394 soundcore cdrom
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