From: youling 257 <youling257@gmail.com>
To: Mathias Nyman <mathias.nyman@linux.intel.com>
Cc: gregkh@linuxfoundation.org, hhhuuu@google.com,
linux-usb@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH 2/7] usb: xhci: Check endpoint is valid before dereferencing it
Date: Fri, 24 Feb 2023 23:58:40 +0800 [thread overview]
Message-ID: <CAOzgRdZro5t=CtKEwH0RQ6nqYvbd08-kNCnGpo3+NncgfRtFJw@mail.gmail.com> (raw)
In-Reply-To: <b924a240-e03a-af6c-29ea-390c84cde5d5@linux.intel.com>
February 17, when i used linux 6.2-rc8, happen "Abort failed to stop
command ring: -110", google search history February 17 search "Abort
failed to stop command ring: -110" and "Usbreset No such device
found".
Date: Fri, 17 Feb 2023 23:59:29 +0800
Subject: [PATCH] Revert "usb: xhci: Check endpoint is valid before
dereferencing it"
This reverts commit e8fb5bc76eb86437ab87002d4a36d6da02165654.
a week never see usb not work.
may be revert it fix my problem.
2023-02-24 18:29 GMT+08:00, Mathias Nyman <mathias.nyman@linux.intel.com>:
> On 23.2.2023 18.26, youling257 wrote:
>> I used type-c 20Gbps USB3.2 GEN2x2 PCIe Expansion Card, may be this patch
>> cause USB3.2 GEN2x2 PCIe Expansion Card not work.
>>
>> [ 0.285088] xhci_hcd 0000:09:00.0: hcc params 0x0200ef80 hci version
>> 0x110 quirks 0x0000000000800010
>> [ 0.285334] usb usb7: We don't know the algorithms for LPM for this
>> host, disabling LPM.
>> [ 0.285347] xhci_hcd 0000:09:00.0: xHCI Host Controller
>> [ 0.285407] hub 7-0:1.0: USB hub found
>> [ 0.285415] hub 7-0:1.0: 4 ports detected
>> [ 0.285783] xhci_hcd 0000:09:00.0: new USB bus registered, assigned bus
>> number 8
>> [ 0.285787] xhci_hcd 0000:09:00.0: Host supports USB 3.2 Enhanced
>> SuperSpeed
>> [ 0.285889] hub 4-0:1.0: USB hub found
>> [ 0.285901] hub 4-0:1.0: 1 port detected
>> [ 0.285988] usb usb8: We don't know the algorithms for LPM for this
>> host, disabling LPM.
>> [ 3277.156054] xhci_hcd 0000:09:00.0: Abort failed to stop command ring:
>> -110
>> [ 3277.156091] xhci_hcd 0000:09:00.0: xHCI host controller not responding,
>> assume dead
>> [ 3277.156103] xhci_hcd 0000:09:00.0: HC died; cleaning up
>>
>> may be this patch cause "xhci_hcd 0000:09:00.0: HC died; cleaning up"
>> problem.
>
> Unlikely, this patch only touches code called after HC already died.
>
> Does reverting this patch fix the issue?
>
> Thanks
> Mathias
>
next prev parent reply other threads:[~2023-02-24 15:58 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-16 14:22 [PATCH 0/7] usb and xhci fixes for usb-linus Mathias Nyman
2023-01-16 14:22 ` [PATCH 1/7] xhci-pci: set the dma max_seg_size Mathias Nyman
2023-01-16 14:22 ` [PATCH 2/7] usb: xhci: Check endpoint is valid before dereferencing it Mathias Nyman
2023-01-16 16:59 ` Ladislav Michl
2023-01-17 10:02 ` Mathias Nyman
2023-02-23 16:26 ` youling257
2023-02-24 10:29 ` Mathias Nyman
2023-02-24 15:58 ` youling 257 [this message]
2023-02-24 16:03 ` youling 257
2023-01-16 14:22 ` [PATCH 3/7] xhci: Fix null pointer dereference when host dies Mathias Nyman
2023-01-16 14:22 ` [PATCH 4/7] xhci: Add update_hub_device override for PCI xHCI hosts Mathias Nyman
2023-01-16 14:22 ` [PATCH 5/7] xhci: Add a flag to disable USB3 lpm on a xhci root port level Mathias Nyman
2023-01-16 14:22 ` [PATCH 6/7] usb: acpi: add helper to check port lpm capability using acpi _DSM Mathias Nyman
2023-01-16 14:22 ` [PATCH 7/7] xhci: Detect lpm incapable xHC USB3 roothub ports from ACPI tables Mathias Nyman
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