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Thu, 10 Apr 2025 23:11:25 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-usb@vger.kernel.org Subject: [Bug 220002] New: USB tethering fails with rndis_host on 6.14.2 Date: Thu, 10 Apr 2025 23:11:25 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: AssignedTo drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: USB X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: aminvandh@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter cf_regression Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D220002 Bug ID: 220002 Summary: USB tethering fails with rndis_host on 6.14.2 Product: Drivers Version: 2.5 Hardware: AMD OS: Linux Status: NEW Severity: normal Priority: P3 Component: USB Assignee: drivers_usb@kernel-bugs.kernel.org Reporter: aminvandh@gmail.com Regression: No After compiling from 6.14.1 to 6.14.2 my USB tether stopped working. - Phone: Tested on two phones (samsung and xiaomi) - Kernel: 6.14.2 - OS: centos stream dmesg: ``` $ sudo dmesg | grep '5-1' [ 4706.908695] usb 5-1: new high-speed USB device number 2 using xhci_hcd [ 4707.040053] usb 5-1: New USB device found, idVendor=3D2717, idProduct=3D= ff40, bcdDevice=3D 5.15 [ 4707.040062] usb 5-1: New USB device strings: Mfr=3D1, Product=3D2, SerialNumber=3D3 [ 4707.040064] usb 5-1: Product: Redmi Note 12 [ 4707.040066] usb 5-1: Manufacturer: Xiaomi [ 4707.040067] usb 5-1: SerialNumber: d6a7620f [ 4716.408590] usb 5-1: USB disconnect, device number 2 [ 4716.771173] usb 5-1: new high-speed USB device number 3 using xhci_hcd [ 4716.900356] usb 5-1: New USB device found, idVendor=3D2717, idProduct=3D= ff80, bcdDevice=3D 5.15 [ 4716.900362] usb 5-1: New USB device strings: Mfr=3D1, Product=3D2, SerialNumber=3D3 [ 4716.900364] usb 5-1: Product: Redmi Note 12 [ 4716.900365] usb 5-1: Manufacturer: Xiaomi [ 4716.900367] usb 5-1: SerialNumber: d6a7620f [ 4716.971029] rndis_host 5-1:1.0 wwan0: register 'rndis_host' at usb-0000:0b:00.4-1, Mobile Broadband RNDIS device, 86:aa:5b:28:2a:ef [ 4716.976223] rndis_host 5-1:1.0 wwp11s0f4u1: renamed from wwan0 [ 4751.690348] usb 5-1: USB disconnect, device number 3 [ 4751.690389] rndis_host 5-1:1.0 wwp11s0f4u1: unregister 'rndis_host' usb-0000:0b:00.4-1, Mobile Broadband RNDIS device [ 6113.354484] usb 5-1: new high-speed USB device number 4 using xhci_hcd [ 6113.487020] usb 5-1: New USB device found, idVendor=3D2717, idProduct=3D= ff40, bcdDevice=3D 5.15 [ 6113.487026] usb 5-1: New USB device strings: Mfr=3D1, Product=3D2, SerialNumber=3D3 [ 6113.487028] usb 5-1: Product: Redmi Note 12 [ 6113.487029] usb 5-1: Manufacturer: Xiaomi [ 6113.487031] usb 5-1: SerialNumber: d6a7620f [ 6124.087792] usb 5-1: USB disconnect, device number 4 [ 6124.442925] usb 5-1: new high-speed USB device number 5 using xhci_hcd [ 6124.574687] usb 5-1: New USB device found, idVendor=3D2717, idProduct=3D= ff80, bcdDevice=3D 5.15 [ 6124.574704] usb 5-1: New USB device strings: Mfr=3D1, Product=3D2, SerialNumber=3D3 [ 6124.574706] usb 5-1: Product: Redmi Note 12 [ 6124.574708] usb 5-1: Manufacturer: Xiaomi [ 6124.574709] usb 5-1: SerialNumber: d6a7620f [ 6124.624566] rndis_host 5-1:1.0 wwan0: register 'rndis_host' at usb-0000:0b:00.4-1, Mobile Broadband RNDIS device, f2:00:f5:90:be:3a [ 6124.631938] rndis_host 5-1:1.0 wwp11s0f4u1: renamed from wwan0 ``` networking outputs: ``` $ ip link show wwp11s0f4u1 4: wwp11s0f4u1: mtu 1500 qdisc fq_codel s= tate UNKNOWN mode DEFAULT group default qlen 1000 link/ether f2:00:f5:90:be:3a brd ff:ff:ff:ff:ff:ff altname wwxf200f590be3a $ ip addr show wwp11s0f4u1 4: wwp11s0f4u1: mtu 1500 qdisc fq_codel s= tate UNKNOWN group default qlen 1000 link/ether f2:00:f5:90:be:3a brd ff:ff:ff:ff:ff:ff altname wwxf200f590be3a inet6 2a02:4540:9025:d677:f000:f5ff:fe90:be3a/64 scope global dynamic mngtmpaddr proto kernel_ra=20 valid_lft 7121sec preferred_lft 7121sec inet6 fe80::f000:f5ff:fe90:be3a/64 scope link proto kernel_ll=20 valid_lft forever preferred_lft forever ``` --=20 You may reply to this email to add a comment. 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