Re: Thinkpad A21m oops when go to sleep second time

[Daniel Smolik <marvin-0pWKB23IDFjrBKCeMvbIDA@public.gmane.org>]

Li, Shaohua napsal(a):
> Hi,
> 
>>>[<c020c9be>] uart_suspend_port+0xde/0xf0
>>
>>This is in the serial code. The problem seems to be that not all serial
>>ports are found on resume. Take a look at the following boot-time dmesg
>>output:
>>
>>[4294670.599000] ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
>>[4294670.599000] ttyS2 at I/O 0x3e8 (irq = 4) is a 16550A
>>[4294670.601000] ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
>>
>>Note that ttyS0 is found twice. After resume, ttyS0 is still available,
>>but ttyS2 now gives ENODEV. If the device was held open over suspend,
>>then the next suspend explodes when it tries to suspend the second
>>serial device.
> 
> How about disable pnpacpi?
> 
> Thanks,
> Shaohua
> 
I disable PNP ACPI ,disable detect Serial port via ACPI. Serial port 
is now detected right but system still oops after second sleep.


			Dan



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