irq 21: nobody cared 2.6.24-rc1

[Bongani Hlope]

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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