linux-kernel - Re: USB device causing reboot

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Message-ID: <ZnW2+S+lxJoOCjFt@duo.ucw.cz>
Date: Fri, 21 Jun 2024 19:23:05 +0200
From: Pavel Machek <pavel@....cz>
To: martin f krafft <madduck@...duck.net>
Cc: linux kernel mailing list <linux-kernel@...r.kernel.org>
Subject: Re: USB device causing reboot

Hi!

> I built myself a new computer with quality components, and was 
> surprised to have kernel 6.8.9 randomly reboot (at least once per 
> day). Thanks to netconsole, I was able to see one of the last 
> messages prior to reboot:
> 
> ```
> [30315.872267] xhci_hcd 0000:0c:00.3: Controller not ready at resume -19
> [30315.872295] xhci_hcd 0000:0c:00.3: PCI post-resume error -19!
> [30315.872298] xhci_hcd 0000:0c:00.3: HC died; cleaning up
> [30315.872316] usb 3-1: USB disconnect, device number 2
> ```
> 
> So I removed `xhci_hcd` for a test, and the system didn't reboot 
> anymore. So I removed all USB devices, loaded it again, and 
> subsequently proceeded to add back the USB devices one by one.
> 
> Turns out the bad boy is the combination of a [Genesys Logic 
> Hub](https://linux-hardware.org/?id=usb:05e3-0608), a [MosArt 
> Wireless 
> Mouse](https://linux-hardware.org/index.php?id=usb:062a-4102) 
> plugged into a USB2.0 port on the motherboard.
> 
> After I moved the hub to a USB1.1 port, the problem didn't occur 
> again.
> 
> I am happy it works now, and not really keen on wanting to keep 
> testing this (I am using the system, and reboots are painful), but I 
> also think this is a bug, and wanted to ask what I could provide to 
> help isolate the issue, and permit a fix being developed?

You may want to try most recent kernel, and cc usb developers. See
MAINTAINERS file.

BR,
								Pavel
-- 
People of Russia, stop Putin before his war on Ukraine escalates.

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