Re: [xhci] usb 4-1: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
From: Sedat Dilek
Date: Wed Feb 24 2021 - 12:26:52 EST
On Wed, Feb 24, 2021 at 2:44 PM Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote:
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Hi Mathias,
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I am here on Linux-v5.11-10201-gc03c21ba6f4e.
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I see a lot xhci-resets in my dmesg-log:
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root# LC_ALL=C dmesg -T | grep 'usb 4-1: reset SuperSpeed Gen 1 USB
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device number 2 using xhci_hcd' | wc -l
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75
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This is what I have:
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root# lsusb -s 004:001
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Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
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root# lsusb -s 004:002
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Bus 004 Device 002: ID 174c:55aa ASMedia Technology Inc. ASM1051E SATA
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6Gb/s bridge, ASM1053E SATA 6Gb/s bridge, ASM1153 SATA 3Gb/s bridge,
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ASM1153E SATA 6Gb/s bridge
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My external USB 3.0 HDD contains the partition with my Debian-system
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and is attached to the above xhci bus/device.
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Can you enlighten what this means?
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Is this a known issue?
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Is there a fix around?
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BTW, in which Git tree is the xhci development happening?
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Can you point me to it?
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I am attaching my linux-config and full dmesg-log.
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Also I have attached outputs of:
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$ sudo lsusb -vvv -d 1d6b:0003
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$ sudo lsusb -vvv -d 174c:55aa
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If you need further information, please let me know.
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Thanks.
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Looks like that xhci-reset happens here every 10min.
- Sedat -