I'm seeing this: Apr 13 21:55:34 localhost kernel: BUG: sleeping function called from invalid context at kernel/sched.c:3643 Apr 13 21:55:34 localhost kernel: in_atomic():1, irqs_disabled():0 Apr 13 21:55:34 localhost kernel: 1 lock held by events/0/8: Apr 13 21:55:34 localhost kernel: #0: (dbs_mutex){--..}, at: [<c032046b>] mutex_lock+0x1f/0x23 Apr 13 21:55:34 localhost kernel: [<c0106f25>] show_trace_log_lvl+0x1a/0x30 Apr 13 21:55:34 localhost kernel: [<c0107588>] show_trace+0x12/0x14 Apr 13 21:55:34 localhost kernel: [<c0107650>] dump_stack+0x16/0x18 Apr 13 21:55:34 localhost kernel: [<c011a56a>] __might_sleep+0xe5/0xeb Apr 13 21:55:34 localhost kernel: [<c031f194>] wait_for_completion+0x1a/0xaa Apr 13 21:55:34 localhost kernel: [<c011bea3>] set_cpus_allowed+0x6e/0x8c Apr 13 21:55:34 localhost kernel: [<c010f490>] acpi_cpufreq_target+0x18d/0x262 Apr 13 21:55:34 localhost kernel: [<c02ae6d5>] __cpufreq_driver_target+0x27/0x32 Apr 13 21:55:34 localhost kernel: [<c02b0d2b>] do_dbs_timer+0x190/0x1d2 Apr 13 21:55:34 localhost kernel: [<c012ecde>] run_workqueue+0x8f/0x15f Apr 13 21:55:34 localhost kernel: [<c012f4ab>] worker_thread+0xf8/0x124 Apr 13 21:55:34 localhost kernel: [<c0131cf0>] kthread+0xb5/0xe1 Apr 13 21:55:34 localhost kernel: [<c0106b07>] kernel_thread_helper+0x7/0x10 Apr 13 21:55:34 localhost kernel: ======================= Apr 13 21:55:34 localhost kernel: BUG: scheduling while atomic: events/0/0x00000002/8 Apr 13 21:55:34 localhost kernel: 1 lock held by events/0/8: Apr 13 21:55:34 localhost kernel: #0: (dbs_mutex){--..}, at: [<c032046b>] mutex_lock+0x1f/0x23 Apr 13 21:55:34 localhost kernel: [<c0106f25>] show_trace_log_lvl+0x1a/0x30 Apr 13 21:55:34 localhost kernel: [<c0107588>] show_trace+0x12/0x14 Apr 13 21:55:34 localhost kernel: [<c0107650>] dump_stack+0x16/0x18 Apr 13 21:55:34 localhost kernel: [<c031e971>] __sched_text_start+0x79/0x86a Apr 13 21:55:34 localhost kernel: [<c031f1ee>] wait_for_completion+0x74/0xaa Apr 13 21:55:34 localhost kernel: [<c011bea3>] set_cpus_allowed+0x6e/0x8c Apr 13 21:55:34 localhost kernel: [<c010f490>] acpi_cpufreq_target+0x18d/0x262 Apr 13 21:55:34 localhost kernel: [<c02ae6d5>] __cpufreq_driver_target+0x27/0x32 Apr 13 21:55:34 localhost kernel: [<c02b0d2b>] do_dbs_timer+0x190/0x1d2 Apr 13 21:55:34 localhost kernel: [<c012ecde>] run_workqueue+0x8f/0x15f Apr 13 21:55:34 localhost kernel: [<c012f4ab>] worker_thread+0xf8/0x124 Apr 13 21:55:34 localhost kernel: [<c0131cf0>] kthread+0xb5/0xe1 Apr 13 21:55:34 localhost kernel: [<c0106b07>] kernel_thread_helper+0x7/0x10 [...repeat ad nauseum...]
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/