usb subsystem · Supported

Maintainers

• M Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Paths

• F Documentation/devicetree/bindings/usb/
• F Documentation/usb/
• F drivers/usb/
• F include/dt-bindings/usb/
• F include/linux/usb.h
• F include/linux/usb/
• F include/uapi/linux/usb/

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH v2] usbcore: Add quirk for 255-bytes initial config read
  2026-06-23 16:11 · 0 replies in 7d · Nikhil Solanke <hidden>
• DORMANTno replies [PATCH] USB: serial: digi_acceleport: fix write buffer corruption
  2026-06-23 15:12 · 0 replies in 7d · Johan Hovold <johan@kernel.org>
• DORMANTno replies [PATCH] USB: serial: digi_acceleport: fix hard lockup on disconnect
  2026-06-23 15:11 · 0 replies in 7d · Johan Hovold <johan@kernel.org>
• DORMANTno replies [PATCH v2 02/12] USB: serial: digi_acceleport: fix port registration order
  2026-06-23 15:09 · 0 replies in 7d · Johan Hovold <johan@kernel.org>
• HOTtoday [PATCH v2 01/12] USB: serial: digi_acceleport: fix broken rx after throttle
  2026-06-23 15:09 · 0 replies in 7d · Johan Hovold <johan@kernel.org>
• DORMANTno replies [PATCH] usb: mtu3: unmap request DMA on queue failure
  2026-06-23 09:33 · 0 replies in 7d · Haoxiang Li <hidden>
• HOTtoday [PATCH 1/4] USB: iowarrior: fix use-after-free on disconnect race
  2026-06-22 15:27 · 0 replies in 7d · Johan Hovold <johan@kernel.org>
• HOTtoday [PATCH 2/4] USB: idmouse: fix use-after-free on disconnect race
  2026-06-22 15:27 · 0 replies in 7d · Johan Hovold <johan@kernel.org>
• HOTtoday [PATCH 3/4] USB: ldusb: fix use-after-free on disconnect race
  2026-06-22 15:27 · 0 replies in 7d · Johan Hovold <johan@kernel.org>
• HOTtoday [PATCH 4/4] USB: legousbtower: fix use-after-free on disconnect race
  2026-06-22 15:27 · 0 replies in 7d · Johan Hovold <johan@kernel.org>

Active reviewers (last 30 days)

• Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  38 attestations (38 Reviewed-by) · last on 2026-06-16
• Sergey Senozhatsky <senozhatsky@chromium.org>
  19 attestations (19 Reported-and-tested-by) · last on 2026-06-06
• Johan Hovold <johan@kernel.org>
  12 attestations (12 Reviewed-by) · last on 2026-06-05
• Heikki Krogerus <heikki.krogerus@linux.intel.com>
  11 attestations (11 Reviewed-by) · last on 2026-06-19
• Thinh Nguyen <Thinh.Nguyen@synopsys.com>
  10 attestations (10 Acked-by) · last on 2026-06-05
• Val Packett <hidden>
  8 attestations (4 Reported-by, 4 Suggested-by) · last on 2026-06-16
• Lee Jones <lee@kernel.org>
  6 attestations (3 Reviewed-by, 3 Tested-by) · last on 2026-06-05
• sashiko-bot <sashiko-bot@kernel.org>
  6 attestations (6 Reported-by) · last on 2026-06-05
• Andrzej Pietrasiewicz <hidden>
  3 attestations (3 Reviewed-by) · last on 2026-06-05
• Alan Stern <stern@rowland.harvard.edu>
  2 attestations (2 Suggested-by) · last on 2026-06-23

Recent patches

Most-recent 30 patches in this subsystem on stable (capped at 30), ordered by date desc.

• HOTtoday [PATCH v2] usbcore: Add quirk for 255-bytes initial config read
  2026-06-23 · Nikhil Solanke <hidden>
• DORMANTno replies [PATCH] USB: serial: digi_acceleport: fix write buffer corruption
  2026-06-23 · Johan Hovold <johan@kernel.org>
• DORMANTno replies [PATCH] USB: serial: digi_acceleport: fix hard lockup on disconnect
  2026-06-23 · Johan Hovold <johan@kernel.org>
• DORMANTno replies [PATCH v2 02/12] USB: serial: digi_acceleport: fix port registration order
  2026-06-23 · Johan Hovold <johan@kernel.org>
• HOTtoday [PATCH v2 01/12] USB: serial: digi_acceleport: fix broken rx after throttle
  2026-06-23 · Johan Hovold <johan@kernel.org>
• DORMANTno replies [PATCH] usb: mtu3: unmap request DMA on queue failure
  2026-06-23 · Haoxiang Li <hidden>
• HOTtoday [PATCH 2/4] USB: idmouse: fix use-after-free on disconnect race
  2026-06-22 · Johan Hovold <johan@kernel.org>
• HOTtoday [PATCH 3/4] USB: ldusb: fix use-after-free on disconnect race
  2026-06-22 · Johan Hovold <johan@kernel.org>
• HOTtoday [PATCH 1/4] USB: iowarrior: fix use-after-free on disconnect race
  2026-06-22 · Johan Hovold <johan@kernel.org>
• HOTtoday [PATCH 4/4] USB: legousbtower: fix use-after-free on disconnect race
  2026-06-22 · Johan Hovold <johan@kernel.org>
• DORMANTno replies [PATCH v2] usb: xhci: fix runtime PM usage count leak in xhci_port_bw_show()
  2026-06-22 · Wentao Liang <hidden>
• WARM1d [PATCH] usb: cdnsp: fix stream context array leak in cdnsp_alloc_stream_info()
  2026-06-22 · Haoxiang Li <hidden>
• DORMANTno replies REVIEWED: 11 (11M) [PATCH v2] usb: typec: ucsi: Pass full DP config payload in SET_NEW_CAM for DP alt mode
  2026-06-19 · <hidden>
• COOLING4d Re: Linux 7.0.13
  2026-06-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.6.143
  2026-06-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.18.36
  2026-06-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.12.94
  2026-06-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d Re: Linux 6.1.176
  2026-06-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.210
  2026-06-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.259
  2026-06-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• HOTtoday [PATCH] usbcore: Add quirk for 255-bytes initial config read
  2026-06-19 · Nikhil Solanke <hidden>
• COOLING4d [PATCH v2 2/4] usb: gadget: f_fs: Tie read_buffer lifetime to ffs_epfile
  2026-06-19 · Neill Kapron <hidden>
• COOLING4d [PATCH v2 1/4] usb: gadget: f_fs: Initialize epfile->in early to fix endpoint direction checks
  2026-06-19 · Neill Kapron <hidden>
• HOTtoday [PATCH v2] xhci: pci: Disable soft retry for Renesas uPD720201
  2026-06-17 · raoxu <hidden>
• WARM1d REVIEWED: 18 (18M) [PATCH 5.10 127/342] USB: serial: mct_u232: fix memory corruption with small endpoint
  2026-06-16 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM1d [PATCH 5.10 118/342] xhci: tegra: Fix ghost USB device on dual-role port unplug
  2026-06-16 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM1d REVIEWED: 18 (18M) [PATCH 5.10 117/342] USB: serial: digi_acceleport: fix memory corruption with small endpoints
  2026-06-16 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM1d REVIEWED: 18 (18M) [PATCH 5.10 116/342] USB: serial: cypress_m8: fix memory corruption with small endpoint
  2026-06-16 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• HOTtoday REVIEWED: 18 (18M) [PATCH 5.15 144/411] USB: serial: mct_u232: fix memory corruption with small endpoint
  2026-06-16 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• HOTtoday [PATCH 5.15 140/411] xhci: tegra: Fix ghost USB device on dual-role port unplug
  2026-06-16 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE183d REVIEWED: 5 (5M) [PATCH v2] usb: typec: ucsi: Fix null pointer dereference in ucsi_sync_control_common
  2025-12-16 · "Mario Limonciello (AMD)" <superm1@kernel.org> · 1 Reviewed-by
• DORMANTno replies REVIEWED: 6 (5M) [PATCH v7] usb: typec: ucsi: Get connector status after enable notifications
  2025-12-18 · Hsin-Te Yuan <hidden> · 1 Reviewed-by, 1 Tested-by
• DORMANTno replies REVIEWED: 5 (5M) FAILED: patch "[PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path" failed to apply to 6.6-stable tree
  2025-12-29 · <gregkh@linuxfoundation.org> · 1 Reviewed-by
• DORMANTno replies REVIEWED: 5 (5M) FAILED: patch "[PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path" failed to apply to 5.15-stable tree
  2025-12-29 · <gregkh@linuxfoundation.org> · 1 Reviewed-by
• DORMANTno replies REVIEWED: 5 (5M) FAILED: patch "[PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path" failed to apply to 6.1-stable tree
  2025-12-29 · <gregkh@linuxfoundation.org> · 1 Reviewed-by
• DORMANTno replies REVIEWED: 5 (5M) FAILED: patch "[PATCH] usb: gadget: lpc32xx_udc: fix clock imbalance in error path" failed to apply to 5.10-stable tree
  2025-12-29 · <gregkh@linuxfoundation.org> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE209d [PATCH v3 1/2] USB: serial: option: add Telit Cinterion FE910C04 new compositions
  2025-11-26 · Fabio Porcedda <hidden>
• DORMANTno replies [PATCH 1/1] usb: gadget: tegra-xudc: Always reinitialize data toggle when clear halt
  2025-11-27 · Wayne Chang <hidden>
• DORMANTno replies [PATCH v2] xhci: dbgtty: fix device unregister: fixup
  2025-11-27 · "Łukasz Bartosik" <ukaszb@chromium.org>
• STALE203d [PATCH 5.4 060/187] usb: gadget: f_ncm: Fix MAC assignment NCM ethernet
  2025-12-01 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE203d [PATCH 5.4 079/187] usb: gadget: f_hid: Fix zero length packet transfer
  2025-12-01 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE203d [PATCH 5.4 091/187] usb: xhci: plat: Facilitate using autosuspend for xhci plat devices
  2025-12-01 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies FAILED: patch "[PATCH] xhci: fix stale flag preventig URBs after link state error is" failed to apply to 6.6-stable tree
  2025-12-01 · <gregkh@linuxfoundation.org>
• DORMANTno replies FAILED: patch "[PATCH] xhci: fix stale flag preventig URBs after link state error is" failed to apply to 6.1-stable tree
  2025-12-01 · <gregkh@linuxfoundation.org>
• DORMANTno replies FAILED: patch "[PATCH] xhci: fix stale flag preventig URBs after link state error is" failed to apply to 5.15-stable tree
  2025-12-01 · <gregkh@linuxfoundation.org>
• DORMANTno replies FAILED: patch "[PATCH] xhci: fix stale flag preventig URBs after link state error is" failed to apply to 5.10-stable tree
  2025-12-01 · <gregkh@linuxfoundation.org>