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Date: Mon, 21 Sep 2009 09:37:26 +0200 From: Ingo Molnar <mingo@...e.hu> To: linux-kernel@...r.kernel.org, Eric Paris <eparis@...hat.com>, Andrew Morton <akpm@...ux-foundation.org>, Thomas Gleixner <tglx@...utronix.de>, Jens Axboe <jens.axboe@...cle.com>, Len Brown <lenb@...nel.org>, linux-acpi@...r.kernel.org Subject: acpi_ps_complete_op(): BUG: scheduling while atomic: .. (Cc:-ed ACPI folks.) * Kelly Bowa <kbpm@...edu.org> wrote: > hi, > found following bug in 2.6.31-rc8. CPU model is Intel(R) Atom(TM) CPU N270. This is produced at boot time. I havent had time to look into this yet but looks like an ACPI bug to me.. > > <6>Checking 'hlt' instruction... OK. > <6>ACPI: Core revision 20090521 > <3>BUG: scheduling while atomic: swapper/0/0x10000002 > <4>Modules linked in: > <4>Pid: 0, comm: swapper Not tainted 2.6.31-git #3 > <4>Call Trace: > <4> [<c0129e92>] __schedule_bug+0x4d/0x52 > <4> [<c03a0354>] schedule+0x97/0xa6b > <4> [<c01b8e4a>] ? __slab_free+0xd7/0x2ab > <4> [<c01bf271>] ? put_object+0x3a/0x3d > <4> [<c02ce4d8>] ? acpi_debug_print+0xa/0xc2 > <4> [<c02cb15d>] ? acpi_ps_pop_scope+0x79/0x84 > <4> [<c02ce4d8>] ? acpi_debug_print+0xa/0xc2 > <4> [<c012ba43>] __cond_resched+0x17/0x23 > <4> [<c03a0e2e>] _cond_resched+0x20/0x2b > <4> [<c02ca71c>] acpi_ps_complete_op+0x214/0x223 > <4> [<c02c9a8d>] ? acpi_ps_get_next_simple_arg+0xe0/0xeb > <4> [<c02cad98>] acpi_ps_parse_loop+0x66d/0x7bd > <4> [<c02ca089>] acpi_ps_parse_aml+0xd4/0x324 > <4> [<c02c909a>] acpi_ns_one_complete_parse+0x10e/0x124 > <4> [<c02c90e9>] acpi_ns_parse_table+0x39/0x78 > <4> [<c02c5f57>] acpi_ns_load_table+0x63/0xe0 > <4> [<c02ccea6>] acpi_load_tables+0x6b/0x13e > <4> [<c05606d1>] acpi_early_init+0x5d/0xeb > <4> [<c054180c>] start_kernel+0x2ce/0x2dd > <4> [<c0541091>] __init_begin+0x91/0x96 > <3>BUG: scheduling while atomic: swapper/0/0x10000002 > <4>Modules linked in: > <4>Pid: 0, comm: swapper Not tainted 2.6.31-git #3 > <4>Call Trace: > <4> [<c0129e92>] __schedule_bug+0x4d/0x52 > <4> [<c03a0354>] schedule+0x97/0xa6b > <4> [<c01b8e4a>] ? __slab_free+0xd7/0x2ab > <4> [<c01bf271>] ? put_object+0x3a/0x3d > <4> [<c02ce4d8>] ? acpi_debug_print+0xa/0xc2 > <4> [<c02cb15d>] ? acpi_ps_pop_scope+0x79/0x84 > <4> [<c02ce4d8>] ? acpi_debug_print+0xa/0xc2 > <4> [<c012ba43>] __cond_resched+0x17/0x23 > <4> [<c03a0e2e>] _cond_resched+0x20/0x2b > <4> [<c02ca71c>] acpi_ps_complete_op+0x214/0x223 > <4> [<c02cad98>] acpi_ps_parse_loop+0x66d/0x7bd > <4> [<c02ca089>] acpi_ps_parse_aml+0xd4/0x324 > <4> [<c02c909a>] acpi_ns_one_complete_parse+0x10e/0x124 > <4> [<c02c90e9>] acpi_ns_parse_table+0x39/0x78 > <4> [<c02c5f57>] acpi_ns_load_table+0x63/0xe0 > <4> [<c02ccea6>] acpi_load_tables+0x6b/0x13e > <4> [<c05606d1>] acpi_early_init+0x5d/0xeb > <4> [<c054180c>] start_kernel+0x2ce/0x2dd > <4> [<c0541091>] __init_begin+0x91/0x96 > <3>BUG: scheduling while atomic: swapper/0/0x10000002 > <4>Modules linked in: > <4>Pid: 0, comm: swapper Not tainted 2.6.31-git #3 > <4>Call Trace: > <4> [<c0129e92>] __schedule_bug+0x4d/0x52 > <4> [<c03a0354>] schedule+0x97/0xa6b > <4> [<c01b8e4a>] ? __slab_free+0xd7/0x2ab > <4> [<c01bf271>] ? put_object+0x3a/0x3d > <4> [<c02ce4d8>] ? acpi_debug_print+0xa/0xc2 > <4> [<c02cb15d>] ? acpi_ps_pop_scope+0x79/0x84 > <4> [<c02ce4d8>] ? acpi_debug_print+0xa/0xc2 > <4> [<c012ba43>] __cond_resched+0x17/0x23 > <4> [<c03a0e2e>] _cond_resched+0x20/0x2b > <4> [<c02ca71c>] acpi_ps_complete_op+0x214/0x223 > <4> [<c02cad98>] acpi_ps_parse_loop+0x66d/0x7bd > <4> [<c02ca089>] acpi_ps_parse_aml+0xd4/0x324 > <4> [<c02c909a>] acpi_ns_one_complete_parse+0x10e/0x124 > <4> [<c02c90e9>] acpi_ns_parse_table+0x39/0x78 > <4> [<c02c5f57>] acpi_ns_load_table+0x63/0xe0 > <4> [<c02ccea6>] acpi_load_tables+0x6b/0x13e > <4> [<c05606d1>] acpi_early_init+0x5d/0xeb > <4> [<c054180c>] start_kernel+0x2ce/0x2dd > <4> [<c0541091>] __init_begin+0x91/0x96 > <3>BUG: scheduling while atomic: swapper/0/0x10000002 > <4>Modules linked in: > <4>Pid: 0, comm: swapper Not tainted 2.6.31-git #3 > <4>Call Trace: > <4> [<c0129e92>] __schedule_bug+0x4d/0x52 > <4> [<c03a0354>] schedule+0x97/0xa6b > <4> [<c01b7e49>] ? init_object+0xe/0x67 > <4> [<c03a49d1>] ? sub_preempt_count+0x9/0x9f > <4> [<c01ba21f>] ? kmem_cache_free+0x85/0xd5 > <4> [<c02abae5>] ? acpi_os_release_object+0xd/0x11 > <4> [<c02abae5>] ? acpi_os_release_object+0xd/0x11 > <4> [<c02abae5>] ? acpi_os_release_object+0xd/0x11 > <4> [<c02cb2c3>] ? acpi_ps_free_op+0x51/0x56 > <4> [<c02cafd0>] ? acpi_ps_delete_parse_tree+0x38/0x50 > <4> [<c012ba43>] __cond_resched+0x17/0x23 > <4> [<c03a0e2e>] _cond_resched+0x20/0x2b > <4> [<c02ca71c>] acpi_ps_complete_op+0x214/0x223 > <4> [<c02b8ab9>] ? acpi_ds_load2_end_op+0x1b3/0x3f6 > <4> [<c02cad98>] acpi_ps_parse_loop+0x66d/0x7bd > <4> [<c02ca089>] acpi_ps_parse_aml+0xd4/0x324 > <4> [<c02c909a>] acpi_ns_one_complete_parse+0x10e/0x124 > <4> [<c02c911b>] acpi_ns_parse_table+0x6b/0x78 > <4> [<c02c5f57>] acpi_ns_load_table+0x63/0xe0 > <4> [<c02ccea6>] acpi_load_tables+0x6b/0x13e > <4> [<c05606d1>] acpi_early_init+0x5d/0xeb > <4> [<c054180c>] start_kernel+0x2ce/0x2dd > <4> [<c0541091>] __init_begin+0x91/0x96 > <3>BUG: scheduling while atomic: swapper/0/0x10000002 > <4>Modules linked in: > <4>Pid: 0, comm: swapper Not tainted 2.6.31-git #3 > <4>Call Trace: > <4> [<c0129e92>] __schedule_bug+0x4d/0x52 > <4> [<c03a0354>] schedule+0x97/0xa6b > <4> [<c01b8e4a>] ? __slab_free+0xd7/0x2ab > <4> [<c01bf271>] ? put_object+0x3a/0x3d > <4> [<c02ce4d8>] ? acpi_debug_print+0xa/0xc2 > <4> [<c02cb15d>] ? acpi_ps_pop_scope+0x79/0x84 > <4> [<c02ce4d8>] ? acpi_debug_print+0xa/0xc2 > <4> [<c012ba43>] __cond_resched+0x17/0x23 > <4> [<c03a0e2e>] _cond_resched+0x20/0x2b > <4> [<c02ca71c>] acpi_ps_complete_op+0x214/0x223 > <4> [<c02cb21c>] ? acpi_ps_init_op+0x8/0x12 > <4> [<c02c9a8d>] ? acpi_ps_get_next_simple_arg+0xe0/0xeb > <4> [<c02cad98>] acpi_ps_parse_loop+0x66d/0x7bd > <4> [<c02ca089>] acpi_ps_parse_aml+0xd4/0x324 > <4> [<c02c909a>] acpi_ns_one_complete_parse+0x10e/0x124 > <4> [<c02c911b>] acpi_ns_parse_table+0x6b/0x78 > <4> [<c02c5f57>] acpi_ns_load_table+0x63/0xe0 > <4> [<c02ccea6>] acpi_load_tables+0x6b/0x13e > <4> [<c05606d1>] acpi_early_init+0x5d/0xeb > <4> [<c054180c>] start_kernel+0x2ce/0x2dd > <4> [<c0541091>] __init_begin+0x91/0x96 > <3>BUG: scheduling while atomic: swapper/0/0x10000002 > <4>Modules linked in: > <4>Pid: 0, comm: swapper Not tainted 2.6.31-git #3 > <4>Call Trace: > <4> [<c0129e92>] __schedule_bug+0x4d/0x52 > <4> [<c03a0354>] schedule+0x97/0xa6b > <4> [<c01b7e49>] ? init_object+0xe/0x67 > <4> [<c03a49d1>] ? sub_preempt_count+0x9/0x9f > <4> [<c01ba21f>] ? kmem_cache_free+0x85/0xd5 > <4> [<c02abae5>] ? acpi_os_release_object+0xd/0x11 > <4> [<c02abae5>] ? acpi_os_release_object+0xd/0x11 > <4> [<c02abae5>] ? acpi_os_release_object+0xd/0x11 > <4> [<c02cb2c3>] ? acpi_ps_free_op+0x51/0x56 > <4> [<c02cafd0>] ? acpi_ps_delete_parse_tree+0x38/0x50 > <4> [<c012ba43>] __cond_resched+0x17/0x23 > <4> [<c03a0e2e>] _cond_resched+0x20/0x2b > <4> [<c02ca71c>] acpi_ps_complete_op+0x214/0x223 > <4> [<c02b8ab9>] ? acpi_ds_load2_end_op+0x1b3/0x3f6 > <4> [<c02cad98>] acpi_ps_parse_loop+0x66d/0x7bd > <4> [<c02ca089>] acpi_ps_parse_aml+0xd4/0x324 > <4> [<c02c909a>] acpi_ns_one_complete_parse+0x10e/0x124 > <4> [<c02c911b>] acpi_ns_parse_table+0x6b/0x78 > <4> [<c02c5f57>] acpi_ns_load_table+0x63/0xe0 > <4> [<c02ccea6>] acpi_load_tables+0x6b/0x13e > <4> [<c05606d1>] acpi_early_init+0x5d/0xeb > <4> [<c054180c>] start_kernel+0x2ce/0x2dd > <4> [<c0541091>] __init_begin+0x91/0x96 > <6>ftrace: converting mcount calls to 0f 1f 44 00 00 > <6>ftrace: allocating 14224 entries in 28 pages > <6>..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 > <6>CPU0: Intel(R) Atom(TM) CPU N270 @ 1.60GHz stepping 02 > <6>Booting processor 1 APIC 0x1 ip 0x6000 > <6>Initializing CPU#1 > ..... > > <3>BUG: using smp_processor_id() in preemptible [00000000] code: events/0/9 > <4>caller is vmstat_update+0x14/0x3e > <4>Pid: 9, comm: events/0 Not tainted 2.6.31-git #3 > <4>Call Trace: > <4> [<c039ff98>] ? printk+0x14/0x1c > <4> [<c0284e7a>] debug_smp_processor_id+0x9e/0xb4 > <4> [<c01a4749>] vmstat_update+0x14/0x3e > <4> [<c0144a30>] worker_thread+0x15f/0x1e8 > <4> [<c01a4735>] ? vmstat_update+0x0/0x3e > <4> [<c014809f>] ? autoremove_wake_function+0x0/0x38 > <4> [<c01448d1>] ? worker_thread+0x0/0x1e8 > <4> [<c0147d9e>] kthread+0x66/0x6b > <4> [<c0147d38>] ? kthread+0x0/0x6b > <4> [<c01035cf>] kernel_thread_helper+0x7/0x10 > <3>BUG: using smp_processor_id() in preemptible [00000000] code: events/0/9 > <4>caller is vmstat_update+0x2a/0x3e > <4>Pid: 9, comm: events/0 Not tainted 2.6.31-git #3 > <4>Call Trace: > <4> [<c039ff98>] ? printk+0x14/0x1c > <4> [<c0284e7a>] debug_smp_processor_id+0x9e/0xb4 > <4> [<c01a475f>] vmstat_update+0x2a/0x3e > <4> [<c0144a30>] worker_thread+0x15f/0x1e8 > <4> [<c01a4735>] ? vmstat_update+0x0/0x3e > <4> [<c014809f>] ? autoremove_wake_function+0x0/0x38 > <4> [<c01448d1>] ? worker_thread+0x0/0x1e8 > <4> [<c0147d9e>] kthread+0x66/0x6b > <4> [<c0147d38>] ? kthread+0x0/0x6b > <4> [<c01035cf>] kernel_thread_helper+0x7/0x10 > > kbpm -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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