microsoft 0003:045E:07DA.0040: ignoring exceeding usage max ===================================================== BUG: KMSAN: kernel-usb-infoleak in usb_submit_urb+0x5a1/0x2630 drivers/usb/core/urb.c:430 usb_submit_urb+0x5a1/0x2630 drivers/usb/core/urb.c:430 usb_start_wait_urb+0xc2/0x320 drivers/usb/core/message.c:59 usb_internal_control_msg drivers/usb/core/message.c:103 [inline] usb_control_msg+0x27c/0x5b0 drivers/usb/core/message.c:154 usbhid_raw_request+0x4ab/0x690 drivers/hid/usbhid/hid-core.c:-1 __hid_request+0x2c0/0x500 drivers/hid/hid-core.c:1989 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1950 [inline] hidinput_connect+0x3bf5/0x5cc0 drivers/hid/hid-input.c:2327 hid_connect+0x6b4/0x3440 drivers/hid/hid-core.c:2239 hid_hw_start+0xfc/0x1e0 drivers/hid/hid-core.c:2354 ms_probe+0x2e5/0x890 drivers/hid/hid-microsoft.c:391 __hid_device_probe drivers/hid/hid-core.c:2724 [inline] hid_device_probe+0x536/0xab0 drivers/hid/hid-core.c:2761 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x4d1/0xd90 drivers/base/dd.c:657 __driver_probe_device+0x268/0x380 drivers/base/dd.c:799 driver_probe_device+0x70/0x8b0 drivers/base/dd.c:829 __device_attach_driver+0x4ee/0x950 drivers/base/dd.c:957 bus_for_each_drv+0x3e3/0x680 drivers/base/bus.c:462 __device_attach+0x3c8/0x5c0 drivers/base/dd.c:1029 device_initial_probe+0x33/0x40 drivers/base/dd.c:1078 bus_probe_device+0x3ba/0x5e0 drivers/base/bus.c:537 device_add+0x12a9/0x1c10 drivers/base/core.c:3692 hid_add_device+0x5ed/0x7b0 drivers/hid/hid-core.c:2907 usbhid_probe+0x1fec/0x2660 drivers/hid/usbhid/hid-core.c:1435 usb_probe_interface+0xd04/0x1310 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x4d1/0xd90 drivers/base/dd.c:657 __driver_probe_device+0x268/0x380 drivers/base/dd.c:799 driver_probe_device+0x70/0x8b0 drivers/base/dd.c:829 __device_attach_driver+0x4ee/0x950 drivers/base/dd.c:957 bus_for_each_drv+0x3e3/0x680 drivers/base/bus.c:462 __device_attach+0x3c8/0x5c0 drivers/base/dd.c:1029 device_initial_probe+0x33/0x40 drivers/base/dd.c:1078 bus_probe_device+0x3ba/0x5e0 drivers/base/bus.c:537 device_add+0x12a9/0x1c10 drivers/base/core.c:3692 usb_set_configuration+0x3493/0x3b70 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0xfc/0x290 drivers/usb/core/generic.c:250 usb_probe_device+0x38a/0x690 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x4d1/0xd90 drivers/base/dd.c:657 __driver_probe_device+0x268/0x380 drivers/base/dd.c:799 driver_probe_device+0x70/0x8b0 drivers/base/dd.c:829 __device_attach_driver+0x4ee/0x950 drivers/base/dd.c:957 bus_for_each_drv+0x3e3/0x680 drivers/base/bus.c:462 __device_attach+0x3c8/0x5c0 drivers/base/dd.c:1029 device_initial_probe+0x33/0x40 drivers/base/dd.c:1078 bus_probe_device+0x3ba/0x5e0 drivers/base/bus.c:537 device_add+0x12a9/0x1c10 drivers/base/core.c:3692 usb_new_device+0x104b/0x20c0 drivers/usb/core/hub.c:2694 hub_port_connect drivers/usb/core/hub.c:5566 [inline] hub_port_connect_change drivers/usb/core/hub.c:5706 [inline] port_event drivers/usb/core/hub.c:5866 [inline] hub_event+0x5588/0x7580 drivers/usb/core/hub.c:5948 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xb91/0x1d80 kernel/workqueue.c:3321 worker_thread+0xedf/0x1590 kernel/workqueue.c:3402 kthread+0xd59/0xf00 kernel/kthread.c:464 ret_from_fork+0x1e0/0x310 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Uninit was created at: slab_post_alloc_hook mm/slub.c:4154 [inline] slab_alloc_node mm/slub.c:4197 [inline] __do_kmalloc_node mm/slub.c:4327 [inline] __kmalloc_node_track_caller_noprof+0x96d/0x12f0 mm/slub.c:4347 __kmemdup_nul mm/util.c:63 [inline] kstrdup+0x8a/0x2a0 mm/util.c:83 kstrdup_const+0x5e/0x90 mm/util.c:103 kvasprintf_const+0x195/0x370 lib/kasprintf.c:-1 kobject_set_name_vargs+0x87/0x2f0 lib/kobject.c:274 dev_set_name+0x1cd/0x200 drivers/base/core.c:3495 netdev_register_kobject+0xd6/0x4f0 net/core/net-sysfs.c:2323 register_netdevice+0x1b41/0x25d0 net/core/dev.c:11105 nsim_init_netdevsim drivers/net/netdevsim/netdev.c:965 [inline] nsim_create+0x1227/0x17a0 drivers/net/netdevsim/netdev.c:1033 __nsim_dev_port_add+0xcb4/0x1410 drivers/net/netdevsim/dev.c:1393 nsim_dev_port_add_all+0x63/0x200 drivers/net/netdevsim/dev.c:1449 nsim_dev_reload_create drivers/net/netdevsim/dev.c:1501 [inline] nsim_dev_reload_up+0xab2/0xfd0 drivers/net/netdevsim/dev.c:988 devlink_reload+0x4d8/0xa40 net/devlink/dev.c:474 devlink_nl_reload_doit+0xe69/0x19c0 net/devlink/dev.c:584 genl_family_rcv_msg_doit+0x335/0x3f0 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xacf/0xc10 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x54a/0x680 net/netlink/af_netlink.c:2534 genl_rcv+0x41/0x60 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0xed5/0x1290 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x10b3/0x1250 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg+0x330/0x3d0 net/socket.c:727 ____sys_sendmsg+0x7e0/0xd80 net/socket.c:2566 ___sys_sendmsg+0x271/0x3b0 net/socket.c:2620 __sys_sendmsg+0x1aa/0x300 net/socket.c:2652 __compat_sys_sendmsg net/compat.c:346 [inline] __do_compat_sys_sendmsg net/compat.c:353 [inline] __se_compat_sys_sendmsg net/compat.c:350 [inline] __ia32_compat_sys_sendmsg+0xa4/0x100 net/compat.c:350 ia32_sys_call+0x3692/0x42c0 arch/x86/include/generated/asm/syscalls_32.h:371 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline] __do_fast_syscall_32+0xb0/0x150 arch/x86/entry/syscall_32.c:306 do_fast_syscall_32+0x38/0x80 arch/x86/entry/syscall_32.c:331 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:369 entry_SYSENTER_compat_after_hwframe+0x84/0x8e Bytes 12-14 of 65535 are uninitialized Memory access of size 65535 starts at ffff88804e834bc1 CPU: 1 UID: 0 PID: 29899 Comm: kworker/1:12 Not tainted 6.16.0-rc5-syzkaller-00025-gd006330be3f7 #0 PREEMPT(none) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: usb_hub_wq hub_event =====================================================