Re: ACPI errors

On Sun, 30 Jan 2005, Filippo Forti wrote:

> Hi,
> I've started getting this error randomly since about 15 days ago.
> I've cvsupped yesterday but the error still comes up sometimes.
> The system is a Dell Inspiron 5100.

This would be worthy to post to freebsd-acpi_at_freebsd.org.  Do you
regularly run with WITNESS on purpose?

>
>
> Sleeping on "acsem" with the following non-sleepable
> locks held:
> exclusive sleep mutex acpica subsystem lock r = 0 (0xc235c9c0) locked _at_
> /usr/src/sys/modules/acpi/acpi/../../../dev/acpica/Osd/O
> sdSynch.c:360
> KDB: stack backtrace:
> kdb_backtrace(c09dbe14,e32beb84,1,1,1) at kdb_backtrace+0x2f
> witness_warn(5,c235cb40,c08cb115,c0baf5ca,c065b845) at
> witness_warn+0x1bb
> msleep(c235cb40,c235cb40,100,c0baf5ca,0) at msleep+0x58
> AcpiOsWaitSemaphore(c235cb40,1,ffff,8,15) at AcpiOsWaitSemaphore+0x1fb
> AcpiUtAcquireMutex(7,1,0,0,0) at AcpiUtAcquireMutex+0x8f
> AcpiDisableGpe(0,1c,1,c227a7d1,c239f180) at AcpiDisableGpe+0x23
> EcGpeHandler(c239f180,1,0,8,102f) at EcGpeHandler+0x3f
> AcpiEvGpeDispatch(c2380f50,1c,c227a7dd,27fa10,4) at
> AcpiEvGpeDispatch+0xc4
> AcpiEvGpeDetect(c230bc20,0,c230bc20,e32bed14,c064f39e) at
> AcpiEvGpeDetect+0x12f
> AcpiEvSciXruptHandler(c230bc20,0,c08c8452,256,c0990c60) at
> AcpiEvSciXruptHandler+0x2a
> ithread_loop(c2279880,e32bed48,c08c8251,30e,c2279880) at
> ithread_loop+0x157
> fork_exit(c064f247,c2279880,e32bed48) at fork_exit+0xc7
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0x1, eip = 0, esp = 0xe32bed7c, ebp = 0 ---
>
> I'm running with a modified DSDT (downloaded from acpi.sf.net) which I used on
> linux and FreeBSD since the beginning.
> Is this normal/not dangerous?
>
> Thanks in advance
>
> Regards
> Filippo
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-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite_at_gumbysoft.com          |  www.FreeBSD.org