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[ACPI] Re: bk-acpi causes freezes on ia64/tiger
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From: Andrew M. <ak...@os...> - 2005-04-12 02:13:34
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Andrew Morton <ak...@os...> wrote:
>
> That server appears to be dead. I took a punt and reverted the below
> patch. That fixed things up.
btw, I have a trace from the soft-lockup detector which appears to tell us
what's going on when this bug bites:
io scheduler noop registered
BUG: soft lockup detected on CPU#0!
Modules linked in:
Pid: 1, CPU 0, comm: swapper
psr : 00001010085a6010 ifs : 8000000000000691 ip : [<a00000010004efb0>] Not tainted
ip is at smp_call_function+0x270/0x3a0
unat: 0000000000000000 pfs : 0000000000000691 rsc : 0000000000000003
rnat: 0000000000000000 bsps: 0000000000000000 pr : 5694155165566a95
ldrs: 0000000000000000 ccv : 0000000000000000 fpsr: 0009804c8a70433f
csd : 0930ffff00090000 ssd : 0930ffff00090000
b0 : a00000010004ef70 b6 : 0000000000000000 b7 : a0000001000f78c0
f6 : 0fff5f4898d5f7d3e2694 f7 : 0ffe8823e07cec0000000
f8 : 1000cea80000000000000 f9 : 100088600000000000000
f10 : 10003dffffffff8396e57 f11 : 1003e000000000000001c
r1 : a000000100e42ff0 r2 : c0000000feec4180 r3 : 00000000000000fe
r8 : c0000000fee00000 r9 : 00000000000c4180 r10 : 0000000000000000
r11 : 000000000000c418 r12 : e00000003c7a7db0 r13 : e00000003c7a0000
r14 : 00000000000000fe r15 : 000000000000c418 r16 : 0000000000000000
r17 : a000000100c66b4c r18 : 00000000000000fe r19 : 0000000000000003
r20 : a000000100c66b40 r21 : a000000100c5dbb0 r22 : a000000100c66b40
r23 : 0000000000000000 r24 : 0000000000000000 r25 : 000000000000000f
r26 : 0000000000000007 r27 : 000000000000000f r28 : a000000100c5fa30
r29 : 0000000000000000 r30 : 0000000000000000 r31 : e00000003c7a0d54
Call Trace:
[<a00000010000ff60>] show_stack+0x80/0xa0
sp=e00000003c7a79f0 bsp=e00000003c7a1270
[<a0000001000107c0>] show_regs+0x7e0/0x800
sp=e00000003c7a7bc0 bsp=e00000003c7a1210
[<a0000001000dcd10>] softlockup_tick+0x130/0x160
sp=e00000003c7a7bd0 bsp=e00000003c7a11d8
[<a0000001000a5ae0>] do_timer+0xc0/0x1e0
sp=e00000003c7a7be0 bsp=e00000003c7a11b0
[<a000000100033a20>] timer_interrupt+0x2e0/0x340
sp=e00000003c7a7be0 bsp=e00000003c7a1160
[<a0000001000dd1f0>] handle_IRQ_event+0x90/0x140
sp=e00000003c7a7be0 bsp=e00000003c7a1120
[<a0000001000dd3b0>] __do_IRQ+0x110/0x380
sp=e00000003c7a7be0 bsp=e00000003c7a10c8
[<a00000010000ef40>] ia64_handle_irq+0xa0/0x140
sp=e00000003c7a7be0 bsp=e00000003c7a1090
[<a00000010000b2a0>] ia64_leave_kernel+0x0/0x280
sp=e00000003c7a7be0 bsp=e00000003c7a1090
[<a00000010004efb0>] smp_call_function+0x270/0x3a0
sp=e00000003c7a7db0 bsp=e00000003c7a1008
[<a0000001000f3b10>] smp_call_function_all_cpus+0x90/0xe0
sp=e00000003c7a7dd0 bsp=e00000003c7a0fd8
[<a0000001000f7a90>] do_tune_cpucache+0x130/0x3e0
sp=e00000003c7a7dd0 bsp=e00000003c7a0f70
[<a0000001000f7e10>] enable_cpucache+0xd0/0x120
sp=e00000003c7a7e20 bsp=e00000003c7a0f50
[<a0000001000f3730>] kmem_cache_create+0xdf0/0xfa0
sp=e00000003c7a7e20 bsp=e00000003c7a0eb8
[<a0000001009feee0>] as_init+0x40/0xe0
sp=e00000003c7a7e30 bsp=e00000003c7a0e90
[<a0000001009d50f0>] do_initcalls+0xb0/0x200
sp=e00000003c7a7e30 bsp=e00000003c7a0e28
[<a0000001009d52b0>] do_basic_setup+0x70/0xa0
sp=e00000003c7a7e30 bsp=e00000003c7a0e10
[<a0000001000093b0>] init+0xd0/0x380
sp=e00000003c7a7e30 bsp=e00000003c7a0dd8
[<a000000100012150>] kernel_thread_helper+0xd0/0x100
sp=e00000003c7a7e30 bsp=e00000003c7a0db0
[<a000000100009120>] start_kernel_thread+0x20/0x40
sp=e00000003c7a7e30 bsp=e00000003c7a0db0
ce 0000:06:02.0
ACPI: Can't get handler for 0000:06:02.0
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