==================================================================
BUG: KASAN: use-after-free in __list_del_entry_valid+0xa6/0x120 lib/list_debug.c:62
Read of size 8 at addr ffff88810ac9cc70 by task kworker/1:1/39

CPU: 1 PID: 39 Comm: kworker/1:1 Not tainted 5.15.189-syzkaller-android13-5.15.189_r00 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: events_power_efficient neigh_periodic_work
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0xf1/0x140 mm/kasan/report.c:444
 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report_generic.c:309
 __list_del_entry_valid+0xa6/0x120 lib/list_debug.c:62
 __list_del_entry include/linux/list.h:132 [inline]
 list_del_init include/linux/list.h:204 [inline]
 process_one_work+0x453/0xba0 kernel/workqueue.c:2269
 worker_thread+0xa59/0x1200 kernel/workqueue.c:2472
 kthread+0x411/0x500 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>

Allocated by task 60:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:433 [inline]
 ____kasan_kmalloc mm/kasan/common.c:512 [inline]
 __kasan_kmalloc+0xda/0x110 mm/kasan/common.c:521
 kasan_kmalloc include/linux/kasan.h:227 [inline]
 __kmalloc+0x13d/0x2c0 mm/slub.c:4431
 __kmalloc_node include/linux/slab.h:484 [inline]
 kmalloc_node include/linux/slab.h:639 [inline]
 kvmalloc_node+0x206/0x300 mm/util.c:621
 kvmalloc include/linux/mm.h:851 [inline]
 kvzalloc include/linux/mm.h:859 [inline]
 alloc_netdev_mqs+0x8d/0xc90 net/core/dev.c:10900
 alloc_etherdev_mqs+0x34/0x40 net/ethernet/eth.c:383
 usbnet_probe+0x219/0x2860 drivers/net/usb/usbnet.c:1723
 usb_probe_interface+0x5ff/0xae0 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x285/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
 __device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
 __device_attach+0x2a2/0x400 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
 device_add+0xb31/0xed0 drivers/base/core.c:3422
 usb_set_configuration+0x19c2/0x1f10 drivers/usb/core/message.c:2165
 usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238
 usb_probe_device+0x148/0x260 drivers/usb/core/driver.c:293
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x285/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
 __device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
 __device_attach+0x2a2/0x400 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
 device_add+0xb31/0xed0 drivers/base/core.c:3422
 usb_new_device+0xd06/0x1620 drivers/usb/core/hub.c:2610
 hub_port_connect drivers/usb/core/hub.c:5525 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5665 [inline]
 port_event drivers/usb/core/hub.c:5815 [inline]
 hub_event+0x27d8/0x42c0 drivers/usb/core/hub.c:5897
 process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
 worker_thread+0xa59/0x1200 kernel/workqueue.c:2472
 kthread+0x411/0x500 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Freed by task 60:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
 ____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
 kasan_slab_free include/linux/kasan.h:193 [inline]
 slab_free_hook mm/slub.c:1723 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1749
 slab_free mm/slub.c:3521 [inline]
 kfree+0xc4/0x270 mm/slub.c:4583
 kvfree+0x35/0x40 mm/util.c:661
 netdev_freemem+0x3f/0x60 net/core/dev.c:10854
 netdev_release+0x7f/0xb0 net/core/net-sysfs.c:1903
 device_release+0x96/0x1c0 drivers/base/core.c:-1
 kobject_cleanup lib/kobject.c:713 [inline]
 kobject_release lib/kobject.c:744 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x18a/0x270 lib/kobject.c:761
 put_device+0x1f/0x30 drivers/base/core.c:3530
 free_netdev+0x34b/0x450 net/core/dev.c:11040
 usbnet_disconnect+0x24b/0x3a0 drivers/net/usb/usbnet.c:1662
 usb_unbind_interface+0x212/0x8c0 drivers/usb/core/driver.c:458
 __device_release_driver drivers/base/dd.c:1229 [inline]
 device_release_driver_internal+0x4c1/0x760 drivers/base/dd.c:1262
 device_release_driver+0x19/0x20 drivers/base/dd.c:1285
 bus_remove_device+0x2dd/0x340 drivers/base/bus.c:531
 device_del+0x696/0xe90 drivers/base/core.c:3610
 usb_disable_device+0x3a8/0x750 drivers/usb/core/message.c:1414
 usb_disconnect+0x31e/0x850 drivers/usb/core/hub.c:2260
 hub_port_connect drivers/usb/core/hub.c:5364 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5665 [inline]
 port_event drivers/usb/core/hub.c:5815 [inline]
 hub_event+0x190c/0x42c0 drivers/usb/core/hub.c:5897
 process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
 process_scheduled_works kernel/workqueue.c:2388 [inline]
 worker_thread+0xd7b/0x1200 kernel/workqueue.c:2474
 kthread+0x411/0x500 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

Last potentially related work creation:
 kasan_save_stack+0x3a/0x60 mm/kasan/common.c:38
 __kasan_record_aux_stack+0xd2/0x100 mm/kasan/generic.c:348
 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358
 insert_work+0x51/0x310 kernel/workqueue.c:1373
 __queue_work+0x8e5/0xc60 kernel/workqueue.c:1539
 queue_work_on+0xd2/0x140 kernel/workqueue.c:1566
 queue_work include/linux/workqueue.h:510 [inline]
 schedule_work include/linux/workqueue.h:571 [inline]
 usbnet_defer_kevent drivers/net/usb/usbnet.c:482 [inline]
 usbnet_link_change+0x176/0x1a0 drivers/net/usb/usbnet.c:-1
 usbnet_probe+0x1dfd/0x2860 drivers/net/usb/usbnet.c:1868
 usb_probe_interface+0x5ff/0xae0 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x285/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
 __device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
 __device_attach+0x2a2/0x400 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
 device_add+0xb31/0xed0 drivers/base/core.c:3422
 usb_set_configuration+0x19c2/0x1f10 drivers/usb/core/message.c:2165
 usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238
 usb_probe_device+0x148/0x260 drivers/usb/core/driver.c:293
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x285/0x970 drivers/base/dd.c:595
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:755
 driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
 __device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
 __device_attach+0x2a2/0x400 drivers/base/dd.c:979
 device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
 device_add+0xb31/0xed0 drivers/base/core.c:3422
 usb_new_device+0xd06/0x1620 drivers/usb/core/hub.c:2610
 hub_port_connect drivers/usb/core/hub.c:5525 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5665 [inline]
 port_event drivers/usb/core/hub.c:5815 [inline]
 hub_event+0x27d8/0x42c0 drivers/usb/core/hub.c:5897
 process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
 worker_thread+0xa59/0x1200 kernel/workqueue.c:2472
 kthread+0x411/0x500 kernel/kthread.c:337
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287

The buggy address belongs to the object at ffff88810ac9c000
 which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 3184 bytes inside of
 4096-byte region [ffff88810ac9c000, ffff88810ac9d000)
The buggy address belongs to the page:
page:ffffea00042b2600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10ac98
head:ffffea00042b2600 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043380
raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2000(__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, ts 2588512167, free_ts 0
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485
 __alloc_pages+0x18f/0x440 mm/page_alloc.c:5795
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1932 [inline]
 new_slab+0xa1/0x4d0 mm/slub.c:1995
 ___slab_alloc+0x381/0x810 mm/slub.c:3028
 __slab_alloc+0x49/0x90 mm/slub.c:3115
 slab_alloc_node mm/slub.c:3206 [inline]
 slab_alloc mm/slub.c:3250 [inline]
 __kmalloc+0x16a/0x2c0 mm/slub.c:4427
 __kmalloc_node include/linux/slab.h:484 [inline]
 kmalloc_array_node include/linux/slab.h:709 [inline]
 kcalloc_node include/linux/slab.h:714 [inline]
 sbitmap_init_node+0x2e0/0x710 lib/sbitmap.c:114
 scsi_realloc_sdev_budget_map+0x24e/0x3a0 drivers/scsi/scsi_scan.c:230
 scsi_alloc_sdev+0x762/0x9c0 drivers/scsi/scsi_scan.c:341
 scsi_probe_and_add_lun+0x18d/0x33b0 drivers/scsi/scsi_scan.c:1156
 __scsi_scan_target+0x1d6/0xb50 drivers/scsi/scsi_scan.c:1637
 scsi_scan_channel drivers/scsi/scsi_scan.c:1725 [inline]
 scsi_scan_host_selected+0x343/0x5f0 drivers/scsi/scsi_scan.c:1754
 do_scsi_scan_host drivers/scsi/scsi_scan.c:1893 [inline]
 scsi_scan_host+0x39e/0x660 drivers/scsi/scsi_scan.c:1923
 virtscsi_probe+0x868/0x9e0 drivers/scsi/virtio_scsi.c:915
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88810ac9cb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88810ac9cb80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88810ac9cc00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                             ^
 ffff88810ac9cc80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88810ac9cd00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
hid-generic 0008:0003:0005.0003: unknown main item tag 0x2
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x1
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x1
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x1
hid-generic 0008:0003:0005.0003: unknown main item tag 0x1
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x5
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x1
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: unknown main item tag 0x0
hid-generic 0008:0003:0005.0003: hidraw0: <UNKNOWN> HID v0.06 Device [syz1] on syz1
usb 2-1: new high-speed USB device number 4 using dummy_hcd
usb 2-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40
usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 2-1: Product: syz
usb 2-1: Manufacturer: syz
usb 2-1: SerialNumber: syz
cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42
cdc_ncm 2-1:1.0: dwNtbInMaxSize=20 is too small. Using 2048
cdc_ncm 2-1:1.0: setting rx_max = 2048
cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42
usb 2-1: USB disconnect, device number 4
cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM
usb 2-1: new high-speed USB device number 5 using dummy_hcd
usb 2-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40
usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 2-1: Product: syz
usb 2-1: Manufacturer: syz
usb 2-1: SerialNumber: syz
cdc_ncm 2-1:1.0: MAC-Address: 42:42:42:42:42:42
cdc_ncm 2-1:1.0: dwNtbInMaxSize=20 is too small. Using 2048
cdc_ncm 2-1:1.0: setting rx_max = 2048
cdc_ncm 2-1:1.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM, 42:42:42:42:42:42
usb 2-1: USB disconnect, device number 5
cdc_ncm 2-1:1.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM