11.2-RELEASE-p11 hang on shutdown

[Craig Leres]

On 2019-07-25 14:30, Craig Leres wrote:
> On 2019-07-25 01:08, Eugene Grosbein wrote:
>> Most probably there is some incompatibility between your BIOS/UEFI 
>> code and FreeBSD code.
>> First you need to make sure you have lastest firmware flashed and 
>> update it if yours staled.
> 
> I started with 3.0a and had upgraded to 3.1 and retested before posting 
> to freebsd-hackers.
> 
>> If that won't help, you could play with sysctl hw.acpi.handle_reboot 
>> and/or hw.acpi.disable_on_reboot
>> changing their values (0 or 1) one time per try and trying reboot.
> 
> Changing hw.acpi.handle_reboot from 1 to 0 didn't help but changing 
> hw.acpi.disable_on_reboot from 0 to 1 did.

Following up, hw.acpi.disable_on_reboot didn't work after all (either it 
worked once or I got confused). But today I saw there was a new bios 
(3.3) and new ipmi firmware (1.71.11) and with those installed and 
configured I'm able to reboot with hanging (without any hw.acpi tweaks).

		Craig