linux-kernel - Re: [Bug 206175] Fedora >= 5.4 kernels instantly freeze on boot without producing any display output

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Message-ID: <e70dd793-e8b8-ab0c-6027-6c22b5a99bfc@gmx.com>
Date:   Wed, 11 Mar 2020 15:34:38 +0000
From:   "Artem S. Tashkinov" <aros@....com>
To:     Christoph Hellwig <hch@....de>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        iommu@...ts.linux-foundation.org
Subject: Re: [Bug 206175] Fedora >= 5.4 kernels instantly freeze on boot
 without producing any display output

On 3/11/20 3:24 PM, Christoph Hellwig wrote:
> pdev->dma_mask = parent->dma_mask ? *parent->dma_mask : 0;

This patch makes no difference.

The kernel panics with the same call trace which starts with:

RIP: 0010:kmem_cache_alloc_trace
...

? acpi_ds_create_walk_state
acpi_ds_create_walk_state
acpi_ds_call_control_method
acpi_ds_parse_aml
acpi_ps_execute_method
acpi_ns_evaluate
acpi_ut_evaluate_object
...