Messages in this thread |  | | | Subject | Re: Real-Time Preemption, -RT-2.6.12-final-V0.7.50-24 | | From | Daniel Walker <> | | Date | Mon, 27 Jun 2005 13:09:51 -0700 |
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On Mon, 2005-06-27 at 12:01 -0700, Chuck Harding wrote: > What can be causing the following message to appear in dmesg and > how can I fix it? > > BUG: scheduling with irqs disabled: kapmd/0x00000000/46 > caller is schedule_timeout+0x51/0x9e > [<c02b3bc9>] schedule+0x96/0xf6 (8) > [<c02b43f7>] schedule_timeout+0x51/0x9e (28) > [<c01222ed>] process_timeout+0x0/0x5 (32) > [<c0112063>] apm_mainloop+0x7a/0x96 (24) > [<c0115e45>] default_wake_function+0x0/0x16 (12) > [<c0115e45>] default_wake_function+0x0/0x16 (32) > [<c0111485>] apm_driver_version+0x1c/0x38 (16) > [<c01126f7>] apm+0x0/0x289 (8) > [<c01127a6>] apm+0xaf/0x289 (8) > [<c010133c>] kernel_thread_helper+0x0/0xb (20) > [<c0101341>] kernel_thread_helper+0x5/0xb (4) > > This was also present in earlier final-V0.7.50 version I've tried > (since -00) I don't get hangs but that doesn't look like it should > be happening. Thanks.
If you have PREEMPT_RT enabled, it looks like interrupts are hard disabled then there is a schedule_timeout() requested. You could try turning off power management and see if you still have problems.
Daniel
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