microsoft 0003:045E:07DA.0004: unknown main item tag 0x0 microsoft 0003:045E:07DA.0004: unknown main item tag 0x0 microsoft 0003:045E:07DA.0004: unknown main item tag 0x0 microsoft 0003:045E:07DA.0004: unknown main item tag 0x0 microsoft 0003:045E:07DA.0004: unknown main item tag 0x0 microsoft 0003:045E:07DA.0004: unknown main item tag 0x0 ================================================================== BUG: KASAN: slab-out-of-bounds in mon_copy_to_buff drivers/usb/mon/mon_bin.c:252 [inline] BUG: KASAN: slab-out-of-bounds in mon_bin_get_data drivers/usb/mon/mon_bin.c:420 [inline] BUG: KASAN: slab-out-of-bounds in mon_bin_event+0x12c1/0x23e0 drivers/usb/mon/mon_bin.c:606 Read of size 640 at addr ffff888109268b81 by task kworker/1:3/330 CPU: 1 UID: 0 PID: 330 Comm: kworker/1:3 Not tainted 6.12.38-syzkaller-gd64d8b7dab32 #0 b11b2e695edb96cef1ea16b3c17c686b1091986c Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:94 dump_stack_lvl+0x10c/0x190 lib/dump_stack.c:120 print_address_description+0x71/0x220 mm/kasan/report.c:377 print_report+0x4a/0x70 mm/kasan/report.c:488 kasan_report+0x163/0x1a0 mm/kasan/report.c:601 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x299/0x2a0 mm/kasan/generic.c:189 __asan_memcpy+0x31/0x80 mm/kasan/shadow.c:105 mon_copy_to_buff drivers/usb/mon/mon_bin.c:252 [inline] mon_bin_get_data drivers/usb/mon/mon_bin.c:420 [inline] mon_bin_event+0x12c1/0x23e0 drivers/usb/mon/mon_bin.c:606 mon_bin_submit+0x2b/0x40 drivers/usb/mon/mon_bin.c:626 mon_bus_submit drivers/usb/mon/mon_main.c:89 [inline] mon_submit+0x1b9/0x230 drivers/usb/mon/mon_main.c:100 usbmon_urb_submit include/linux/usb/hcd.h:740 [inline] usb_hcd_submit_urb+0x12d/0x1a20 drivers/usb/core/hcd.c:1518 usb_submit_urb+0x111b/0x1800 drivers/usb/core/urb.c:581 usb_start_wait_urb+0x11b/0x2f0 drivers/usb/core/message.c:59 usb_internal_control_msg drivers/usb/core/message.c:103 [inline] usb_control_msg+0x25a/0x490 drivers/usb/core/message.c:154 usbhid_set_raw_report drivers/hid/usbhid/hid-core.c:928 [inline] usbhid_raw_request+0x457/0x590 drivers/hid/usbhid/hid-core.c:1299 __hid_request+0x1e5/0x410 drivers/hid/hid-core.c:1979 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1950 [inline] hidinput_connect+0x241b/0x3340 drivers/hid/hid-input.c:2327 hid_connect+0x49a/0x1a20 drivers/hid/hid-core.c:2236 hid_hw_start+0xcb/0x160 drivers/hid/hid-core.c:2351 ms_probe+0x194/0x460 drivers/hid/hid-microsoft.c:391 __hid_device_probe drivers/hid/hid-core.c:2702 [inline] hid_device_probe+0x2c4/0x5d0 drivers/hid/hid-core.c:2739 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2d6/0x890 drivers/base/dd.c:657 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534 device_add+0x80c/0xc00 drivers/base/core.c:3692 hid_add_device+0x39b/0x560 drivers/hid/hid-core.c:2885 usbhid_probe+0xde3/0x12b0 drivers/hid/usbhid/hid-core.c:1435 usb_probe_interface+0x696/0xc00 drivers/usb/core/driver.c:403 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2d6/0x890 drivers/base/dd.c:657 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534 device_add+0x80c/0xc00 drivers/base/core.c:3692 usb_set_configuration+0x1ad4/0x20b0 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0x95/0x160 drivers/usb/core/generic.c:254 usb_probe_device+0x1d4/0x380 drivers/usb/core/driver.c:298 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2d6/0x890 drivers/base/dd.c:657 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534 device_add+0x80c/0xc00 drivers/base/core.c:3692 usb_new_device+0x9ed/0x1590 drivers/usb/core/hub.c:2662 hub_port_connect drivers/usb/core/hub.c:5533 [inline] hub_port_connect_change drivers/usb/core/hub.c:5673 [inline] port_event drivers/usb/core/hub.c:5837 [inline] hub_event+0x2c81/0x4270 drivers/usb/core/hub.c:5919 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x7d2/0x1020 kernel/workqueue.c:3319 worker_thread+0xc58/0x1250 kernel/workqueue.c:3400 kthread+0x2ca/0x370 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Allocated by task 330: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:68 kasan_save_alloc_info+0x40/0x50 mm/kasan/generic.c:565 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0x96/0xb0 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:260 [inline] __do_kmalloc_node mm/slub.c:4351 [inline] __kmalloc_noprof+0x1b1/0x450 mm/slub.c:4363 kmalloc_noprof include/linux/slab.h:885 [inline] kzalloc_noprof include/linux/slab.h:1017 [inline] hid_alloc_report_buf drivers/hid/hid-core.c:1880 [inline] __hid_request+0xa9/0x410 drivers/hid/hid-core.c:1970 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1950 [inline] hidinput_connect+0x241b/0x3340 drivers/hid/hid-input.c:2327 hid_connect+0x49a/0x1a20 drivers/hid/hid-core.c:2236 hid_hw_start+0xcb/0x160 drivers/hid/hid-core.c:2351 ms_probe+0x194/0x460 drivers/hid/hid-microsoft.c:391 __hid_device_probe drivers/hid/hid-core.c:2702 [inline] hid_device_probe+0x2c4/0x5d0 drivers/hid/hid-core.c:2739 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2d6/0x890 drivers/base/dd.c:657 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534 device_add+0x80c/0xc00 drivers/base/core.c:3692 hid_add_device+0x39b/0x560 drivers/hid/hid-core.c:2885 usbhid_probe+0xde3/0x12b0 drivers/hid/usbhid/hid-core.c:1435 usb_probe_interface+0x696/0xc00 drivers/usb/core/driver.c:403 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2d6/0x890 drivers/base/dd.c:657 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534 device_add+0x80c/0xc00 drivers/base/core.c:3692 usb_set_configuration+0x1ad4/0x20b0 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0x95/0x160 drivers/usb/core/generic.c:254 usb_probe_device+0x1d4/0x380 drivers/usb/core/driver.c:298 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x2d6/0x890 drivers/base/dd.c:657 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534 device_add+0x80c/0xc00 drivers/base/core.c:3692 usb_new_device+0x9ed/0x1590 drivers/usb/core/hub.c:2662 hub_port_connect drivers/usb/core/hub.c:5533 [inline] hub_port_connect_change drivers/usb/core/hub.c:5673 [inline] port_event drivers/usb/core/hub.c:5837 [inline] hub_event+0x2c81/0x4270 drivers/usb/core/hub.c:5919 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x7d2/0x1020 kernel/workqueue.c:3319 worker_thread+0xc58/0x1250 kernel/workqueue.c:3400 kthread+0x2ca/0x370 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 The buggy address belongs to the object at ffff888109268b80 which belongs to the cache kmalloc-8 of size 8 The buggy address is located 1 bytes inside of allocated 7-byte region [ffff888109268b80, ffff888109268b87) The buggy address belongs to the physical page: page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x109268 flags: 0x4000000000000000(zone=1) page_type: f5(slab) raw: 4000000000000000 ffff888100041500 dead000000000100 dead000000000122 raw: 0000000000000000 0000000080800080 00000001f5000000 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 1917569144, free_ts 0 set_page_owner include/linux/page_owner.h:35 [inline] post_alloc_hook+0x3b9/0x3f0 mm/page_alloc.c:1791 prep_new_page+0x1c/0x120 mm/page_alloc.c:1799 get_page_from_freelist+0x46bb/0x4750 mm/page_alloc.c:3850 __alloc_pages_noprof+0x30d/0x6c0 mm/page_alloc.c:5191 alloc_slab_page+0x6b/0x1f0 mm/slub.c:-1 allocate_slab+0x69/0x440 mm/slub.c:2659 new_slab mm/slub.c:2713 [inline] ___slab_alloc+0x59a/0x8b0 mm/slub.c:3901 __slab_alloc mm/slub.c:3991 [inline] __slab_alloc_node mm/slub.c:4044 [inline] slab_alloc_node mm/slub.c:4205 [inline] __do_kmalloc_node mm/slub.c:4350 [inline] __kmalloc_noprof+0x243/0x450 mm/slub.c:4363 kmalloc_noprof include/linux/slab.h:885 [inline] kzalloc_noprof include/linux/slab.h:1017 [inline] acpi_ns_internalize_name+0x2cf/0x470 drivers/acpi/acpica/nsutils.c:331 acpi_ns_get_node_unlocked drivers/acpi/acpica/nsutils.c:666 [inline] acpi_ns_get_node+0x1a4/0x350 drivers/acpi/acpica/nsutils.c:726 acpi_get_handle+0x182/0x2a0 drivers/acpi/acpica/nsxfname.c:98 acpi_has_method+0x87/0xd0 drivers/acpi/utils.c:673 acpi_bay_match+0x7c/0x1e0 drivers/acpi/scan.c:1234 is_ejectable_bay drivers/acpi/scan.c:1262 [inline] acpi_scan_init_hotplug drivers/acpi/scan.c:2064 [inline] acpi_bus_check_add+0x4ca/0x810 drivers/acpi/scan.c:2185 acpi_bus_check_add_1+0x26/0x30 drivers/acpi/scan.c:2197 acpi_ns_walk_namespace+0x251/0x6b0 drivers/acpi/acpica/nswalk.c:-1 page_owner free stack trace missing Memory state around the buggy address: ffff888109268a80: fa fc fc fc fa fc fc fc fa fc fc fc 05 fc fc fc ffff888109268b00: 05 fc fc fc fa fc fc fc fa fc fc fc 05 fc fc fc >ffff888109268b80: 07 fc fc fc 05 fc fc fc fa fc fc fc 05 fc fc fc ^ ffff888109268c00: fa fc fc fc 00 fc fc fc 05 fc fc fc 05 fc fc fc ffff888109268c80: 05 fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc ================================================================== microsoft 0003:045E:07DA.0004: No inputs registered, leaving microsoft 0003:045E:07DA.0004: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.3-1/input0 microsoft 0003:045E:07DA.0004: no inputs found microsoft 0003:045E:07DA.0004: could not initialize ff, continuing anyway usb 4-1: USB disconnect, device number 31