From: bugzilla-daemon@kernel.org
To: linux-usb@vger.kernel.org
Subject: [Bug 218487] New: Linux warning `usb: port power management may be unreliable` on Dell OptiPlex 5055
Date: Tue, 13 Feb 2024 13:21:25 +0000 [thread overview]
Message-ID: <bug-218487-208809@https.bugzilla.kernel.org/> (raw)
https://bugzilla.kernel.org/show_bug.cgi?id=218487
Bug ID: 218487
Summary: Linux warning `usb: port power management may be
unreliable` on Dell OptiPlex 5055
Product: Drivers
Version: 2.5
Hardware: All
OS: Linux
Status: NEW
Severity: normal
Priority: P3
Component: USB
Assignee: drivers_usb@kernel-bugs.kernel.org
Reporter: pmenzel+bugzilla.kernel.org@molgen.mpg.de
Regression: No
Created attachment 305861
--> https://bugzilla.kernel.org/attachment.cgi?id=305861&action=edit
Linux 6.6.12 messages (output of `dmesg`) with system firmware 1.1.50
On the Dell OptiPlex 5055 with at least system firmware version 1.1.50, Linux
6.6.12 warns:
$ dmesg | grep "be unreliable"
[ 3.289270] usb: port power management may be unreliable
$ dmesg | grep -e "DMI:" -e "Linux version" -e microcode
[ 0.000000] Linux version 6.6.12.mx64.461
(root@theinternet.molgen.mpg.de) (gcc (GCC) 12.3.0, GNU ld (GNU Binutils) 2.41)
#1 SMP PREEMPT_DYNAMIC Thu Jan 18 10:47:08 CET 2024
[ 0.000000] DMI: Dell Inc. OptiPlex 5055 Ryzen CPU/0P03DX, BIOS 1.1.50
07/28/2021
[ 3.488086] microcode: CPU0: patch_level=0x08001137
[ 3.488088] microcode: CPU2: patch_level=0x08001137
[ 3.488088] microcode: CPU3: patch_level=0x08001137
[ 3.488091] microcode: CPU1: patch_level=0x08001137
[ 3.488094] microcode: CPU6: patch_level=0x08001137
[ 3.488094] microcode: CPU5: patch_level=0x08001137
[ 3.488095] microcode: CPU7: patch_level=0x08001137
[ 3.530149] microcode: CPU4: patch_level=0x08001137
[ 3.530171] microcode: Microcode Update Driver: v2.2.
$ usb-devices
T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=480 MxCh=10
D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=1d6b ProdID=0002 Rev=06.06
S: Manufacturer=Linux 6.6.12.mx64.461 xhci-hcd
S: Product=xHCI Host Controller
S: SerialNumber=0000:01:00.0
C: #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=0mA
I: If#=0x0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
T: Bus=01 Lev=01 Prnt=01 Port=09 Cnt=01 Dev#= 3 Spd=1.5 MxCh= 0
D: Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=413c ProdID=2113 Rev=01.08
S: Product=Dell KB216 Wired Keyboard
C: #Ifs= 2 Cfg#= 1 Atr=a0 MxPwr=100mA
I: If#=0x0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=01 Driver=usbhid
I: If#=0x1 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid
T: Bus=01 Lev=01 Prnt=01 Port=06 Cnt=02 Dev#= 2 Spd=1.5 MxCh= 0
D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=046d ProdID=c077 Rev=72.00
S: Manufacturer=Logitech
S: Product=USB Optical Mouse
C: #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
I: If#=0x0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=02 Driver=usbhid
T: Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=10000 MxCh= 4
D: Ver= 3.10 Cls=09(hub ) Sub=00 Prot=03 MxPS= 9 #Cfgs= 1
P: Vendor=1d6b ProdID=0003 Rev=06.06
S: Manufacturer=Linux 6.6.12.mx64.461 xhci-hcd
S: Product=xHCI Host Controller
S: SerialNumber=0000:01:00.0
C: #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=0mA
I: If#=0x0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
T: Bus=03 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=480 MxCh= 4
D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=1d6b ProdID=0002 Rev=06.06
S: Manufacturer=Linux 6.6.12.mx64.461 xhci-hcd
S: Product=xHCI Host Controller
S: SerialNumber=0000:05:00.3
C: #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=0mA
I: If#=0x0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
T: Bus=04 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=5000 MxCh= 4
D: Ver= 3.00 Cls=09(hub ) Sub=00 Prot=03 MxPS= 9 #Cfgs= 1
P: Vendor=1d6b ProdID=0003 Rev=06.06
S: Manufacturer=Linux 6.6.12.mx64.461 xhci-hcd
S: Product=xHCI Host Controller
S: SerialNumber=0000:05:00.3
C: #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=0mA
I: If#=0x0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
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next reply other threads:[~2024-02-13 13:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-13 13:21 bugzilla-daemon [this message]
2024-02-13 13:22 ` [Bug 218487] Linux warning `usb: port power management may be unreliable` on Dell OptiPlex 5055 bugzilla-daemon
2024-02-13 17:46 ` bugzilla-daemon
2024-02-26 14:05 ` bugzilla-daemon
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