Re: Page fault early in boot

Emmanuel Dreyfus <[email protected]>
Newsgroups gmane.os.netbsd.devel.kernel
Message-ID <[email protected]>
oN Fri, Apr 11, 2025 at 02:24:47PM +0000, Taylor R Campbell wrote:
> This looks like the same issue as:
> 
> PR kern/57661: Crash when booting on Xeon Silver 4416+ in KVM/Qemu
> https://gnats.netbsd.org/57661

Your patch avoids the panic. now it hangs later during the boot

Last kernel message is swwdog0: software watchdog initilized
I can break into ddb. It shows init waiting on lbolt. Almost all
CPU are waiting on idle, one of softclk/0. Process 0.0 (swapper)
is on: cv_wait/biowait/validate_label/readdisklabel/dk_getdisklabel/
dk_open/bdev_open/spec_open/VOP_OPEN/dk_open_parent/dkopen/bdev_open/
spec_open/VOP_OPEN/opendisk/match_bootwedge/findroot/cpu_bootconf/
rf_autoconf/config_finalize/main

Booting with -1 produces the same situation with less CPU.

Booting with -2 reaches root device selection question, but keyboard
does not work.

Booting with -c is helpless because the keyboard does not work.

The kernel detected a mfii controller with no disk attached. The
only dk devices are the GPT partitions from the USB key I used
to boot. I will try a kernel built without raidframe.

-- 
Emmanuel Dreyfus
[email protected]
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