linux-kernel - BUG: scheduling while atomic: swapper/0/0x10000002

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Date:	Tue, 10 Aug 2010 15:12:17 +0200
From:	Piotr Hosowicz <piotr@...owicz.com>
To:	LKML <linux-kernel@...r.kernel.org>
Subject: BUG: scheduling while atomic: swapper/0/0x10000002

Hello,

May be this is important, freshly built kernel, I attach the config.

Linux aapi205 2.6.35-git9 #1 SMP PREEMPT Tue Aug 10 14:29:58 CEST 2010 
x86_64 GNU/Linux

[    0.008862] Mount-cache hash table entries: 256
[    0.009020] Initializing cgroup subsys ns
[    0.009025] Initializing cgroup subsys cpuacct
[    0.009029] Initializing cgroup subsys devices
[    0.009031] Initializing cgroup subsys blkio
[    0.009072] CPU: Physical Processor ID: 0
[    0.009073] CPU: Processor Core ID: 0
[    0.009076] mce: CPU supports 6 MCE banks
[    0.009083] CPU0: Thermal monitoring enabled (TM2)
[    0.009087] using mwait in idle threads.
[    0.009089] Performance Events: PEBS fmt0+, Core2 events, Intel PMU 
driver.
[    0.009096] ... version:                2
[    0.009098] ... bit width:              40
[    0.009099] ... generic registers:      2
[    0.009101] ... value mask:             000000ffffffffff
[    0.009103] ... max period:             000000007fffffff
[    0.009105] ... fixed-purpose events:   3
[    0.009106] ... event mask:             0000000700000003
[    0.009864] ACPI: Core revision 20100702
[    0.011430] BUG: scheduling while atomic: swapper/0/0x10000002
[    0.011437] Modules linked in:
[    0.011440] Pid: 0, comm: swapper Not tainted 2.6.35-git9 #1
[    0.011442] Call Trace:
[    0.011450]  [<ffffffff81038a0c>] __schedule_bug+0x5c/0x60
[    0.011455]  [<ffffffff8130e12d>] schedule+0xdc/0x5fc
[    0.011460]  [<ffffffff811ffc22>] ? acpi_ps_delete_parse_tree+0x3e/0x5c
[    0.011463]  [<ffffffff8103b1c0>] __cond_resched+0x13/0x1f
[    0.011466]  [<ffffffff8130e752>] _cond_resched+0x16/0x1d
[    0.011469]  [<ffffffff811ff1af>] acpi_ps_complete_op+0x267/0x27d
[    0.011472]  [<ffffffff811ff9cc>] acpi_ps_parse_loop+0x807/0x95f
[    0.011476]  [<ffffffff811feab1>] acpi_ps_parse_aml+0x9a/0x2b9
[    0.011479]  [<ffffffff811fd223>] acpi_ns_one_complete_parse+0x103/0x120
[    0.011483]  [<ffffffff8130fd94>] ? _raw_spin_unlock_irqrestore+0x3b/0x3d
[    0.011486]  [<ffffffff811fd25b>] acpi_ns_parse_table+0x1b/0x34
[    0.011489]  [<ffffffff811fa6d2>] acpi_ns_load_table+0x4a/0x8c
[    0.011493]  [<ffffffff812019ec>] acpi_load_tables+0x9c/0x15d
[    0.011497]  [<ffffffff8170aa58>] acpi_early_init+0x6c/0xf7
[    0.011502]  [<ffffffff816ded68>] start_kernel+0x3df/0x3ef
[    0.011505]  [<ffffffff816de2ac>] x86_64_start_reservations+0xb3/0xb7
[    0.011509]  [<ffffffff816de3a8>] x86_64_start_kernel+0xf8/0x107
[    0.016075] Setting APIC routing to flat
[    0.016383] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[    0.056417] CPU0: Intel(R) Core(TM)2 Quad  CPU   Q8200  @ 2.33GHz 
stepping 07
[    0.072021] Booting Node   0, Processors  #1 #2 #3 Ok.
[    0.356027] Brought up 4 CPUs
[    0.356031] Total of 4 processors activated (18663.60 BogoMIPS).
[    0.357343] devtmpfs: initialized

Regards,

Piotr Hosowicz

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NB: 2.6.35-git9

View attachment ".config" of type "text/plain" (111838 bytes)