2.7.50 : irq17: nobody cared!

[Olivier NICOLAS (olivn@trollprod.org)]

kernel:
	2.5.70 (gcc 3.3)

hw:
	Bi Athlon 1800 MP
	MSI K7D mb
	512 Mb RAM
	IDE


irq 17: nobody cared!
Call Trace:
 [handle_IRQ_event+127/256] handle_IRQ_event+0x7f/0x100
 [<c010bb4f>] handle_IRQ_event+0x7f/0x100
 [do_IRQ+221/544] do_IRQ+0xdd/0x220
 [<c010be9d>] do_IRQ+0xdd/0x220
 [common_interrupt+24/32] common_interrupt+0x18/0x20
 [<c010a160>] common_interrupt+0x18/0x20
 [_end+543529348/1069646152] snd_pcm_playback_drop+0x14c/0x240 [snd_pcm]
 [<e0a3f83c>] snd_pcm_playback_drop+0x14c/0x240 [snd_pcm]
 [_end+543539281/1069646152] snd_pcm_playback_ioctl1+0x159/0x3f0 [snd_pcm]
 [<e0a41f09>] snd_pcm_playback_ioctl1+0x159/0x3f0 [snd_pcm]
 [sys_select+903/1152] sys_select+0x387/0x480
 [<c0171af7>] sys_select+0x387/0x480
 [scheduler_tick+213/944] scheduler_tick+0xd5/0x3b0
 [<c011b8d5>] scheduler_tick+0xd5/0x3b0
 [vfs_read+181/288] vfs_read+0xb5/0x120
 [<c015bca5>] vfs_read+0xb5/0x120
 [sys_ioctl+681/825] sys_ioctl+0x2a9/0x339
 [<c0170be9>] sys_ioctl+0x2a9/0x339
 [syscall_call+7/11] syscall_call+0x7/0xb
 [<c01097f3>] syscall_call+0x7/0xb

handlers:
[e100intr+0/784] (e100intr+0x0/0x310)
[<c024aa70>] (e100intr+0x0/0x310)
[_end+543443912/1069646152] (snd_intel8x0_interrupt+0x0/0x280 
[snd_intel8x0])
[<e0a2aa80>] (snd_intel8x0_interrupt+0x0/0x280 [snd_intel8x0])
irq 17: nobody cared!
Call Trace:
 [handle_IRQ_event+127/256] handle_IRQ_event+0x7f/0x100
 [<c010bb4f>] handle_IRQ_event+0x7f/0x100
 [do_IRQ+221/544] do_IRQ+0xdd/0x220
 [<c010be9d>] do_IRQ+0xdd/0x220
 [schedule+273/1488] schedule+0x111/0x5d0
 [<c011bcd1>] schedule+0x111/0x5d0
 [default_idle+0/64] default_idle+0x0/0x40
 [<c0107170>] default_idle+0x0/0x40
 [common_interrupt+24/32] common_interrupt+0x18/0x20
 [<c010a160>] common_interrupt+0x18/0x20
 [default_idle+0/64] default_idle+0x0/0x40
 [<c0107170>] default_idle+0x0/0x40
 [default_idle+47/64] default_idle+0x2f/0x40
 [<c010719f>] default_idle+0x2f/0x40
 [cpu_idle+69/96] cpu_idle+0x45/0x60
 [<c0107235>] cpu_idle+0x45/0x60
 [rest_init+0/128] _stext+0x0/0x80
 [<c0105000>] _stext+0x0/0x80
 [start_kernel+362/416] start_kernel+0x16a/0x1a0
 [<c036892a>] start_kernel+0x16a/0x1a0
 [unknown_bootoption+0/272] unknown_bootoption+0x0/0x110
 [<c03684e0>] unknown_bootoption+0x0/0x110

handlers:
[e100intr+0/784] (e100intr+0x0/0x310)
[<c024aa70>] (e100intr+0x0/0x310)
[_end+543443912/1069646152] (snd_intel8x0_interrupt+0x0/0x280 
[snd_intel8x0])
[<e0a2aa80>] (snd_intel8x0_interrupt+0x0/0x280 [snd_intel8x0])


... sys_nanosleep+0x80/0xf0
 [syscall_call+7/11] syscall_call+0x7/0xb
 [<c01097f3>] syscall_call+0x7/0xb




irq 17 seems to be shared between the sound card and the ethernet card


olivier@bia:~> cat /proc/interrupts
           CPU0       CPU1
  0:    5795201    5906792    IO-APIC-edge  timer
  1:      11253      11604    IO-APIC-edge  i8042
  2:          0          0          XT-PIC  cascade
  4:        388        336    IO-APIC-edge  serial
  8:    1540088    1484758    IO-APIC-edge  rtc
  9:          0          0   IO-APIC-level  acpi
 12:      48279      49740    IO-APIC-edge  i8042
 14:      92822      57795    IO-APIC-edge  ide0
 15:        658        498    IO-APIC-edge  ide1
 17:     146045     147677   IO-APIC-level  AMD AMD768, eth0
NMI:          0          0
LOC:   11701889   11701985
ERR:          0
MIS:          0

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