From: Bjorn Helgaas <helgaas@kernel.org>
To: "Michal Koutný" <mkoutny@suse.com>
Cc: Igor Mammedov <imammedo@redhat.com>,
linux-kernel@vger.kernel.org, terraluna977@gmail.com,
bhelgaas@google.com, linux-pci@vger.kernel.org, mst@redhat.com,
rafael@kernel.org, linux-acpi@vger.kernel.org
Subject: Re: [PATCH 1/1] PCI: acpiphp:: use pci_assign_unassigned_bridge_resources() only if bus->self not NULL
Date: Tue, 8 Aug 2023 14:35:29 -0500 [thread overview]
Message-ID: <20230808193529.GA330050@bhelgaas> (raw)
In-Reply-To: <ku2hdnc2wixu5ygnwvtzbti3ujgkcte7fluvypno2zufnqqzt5@5ip4ndk4ha5l>
On Tue, Aug 08, 2023 at 11:25:06AM +0200, Michal Koutný wrote:
> Hello.
>
> On Wed, Jul 26, 2023 at 02:35:18PM +0200, Igor Mammedov <imammedo@redhat.com> wrote:
> > The issue was discovered on Dell Inspiron 7352/0W6WV0 laptop with
> > following sequence:
> > 1. suspend to RAM
> > 2. wake up with the same backtrace being observed:
> > 3. 2nd suspend to RAM attempt makes laptop freeze
>
> My Dell laptop suffers this since v6.5-rc1.
> I've found this thread because of the same call stack triggering the
> NULL ptr dereference I captured on my machine.
>
> I applied this patch and resume works as before and I have observed no
> issues during typical usage.
>
> I'd be glad if a fix like this makes it into the next -rc.
> Feel free to add
>
> Tested-by: Michal Koutný <mkoutny@suse.com>
Added tested-by for both you and Woody, thank you very much! This
should appear in -rc6.
Bjorn
prev parent reply other threads:[~2023-08-08 20:24 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-26 12:35 [PATCH 0/1] PCI: acpiphp: fix regression introduced by 'Reassign resources on bridge if necessary' Igor Mammedov
2023-07-26 12:35 ` [PATCH 1/1] PCI: acpiphp:: use pci_assign_unassigned_bridge_resources() only if bus->self not NULL Igor Mammedov
2023-07-26 14:24 ` Rafael J. Wysocki
2023-07-27 6:04 ` Michael S. Tsirkin
2023-07-27 17:41 ` Bjorn Helgaas
2023-07-28 9:32 ` Igor Mammedov
2023-07-29 21:50 ` Bjorn Helgaas
2023-07-31 12:44 ` Igor Mammedov
2023-07-31 21:42 ` Bjorn Helgaas
2023-07-31 21:54 ` Michael S. Tsirkin
2023-08-01 9:57 ` Igor Mammedov
2023-08-01 12:57 ` Michael S. Tsirkin
2023-08-04 14:11 ` Igor Mammedov
2023-07-31 12:46 ` [PATCH QEMU] acpiphp: hack to send BusCheck to missing device on root bus Igor Mammedov
2023-08-04 23:27 ` [PATCH 1/1] PCI: acpiphp:: use pci_assign_unassigned_bridge_resources() only if bus->self not NULL Bjorn Helgaas
2023-08-07 13:07 ` Igor Mammedov
2023-08-07 17:28 ` Bjorn Helgaas
2023-08-08 11:47 ` Igor Mammedov
2023-08-08 9:25 ` Michal Koutný
2023-08-08 19:35 ` Bjorn Helgaas [this message]
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