INFO: task kworker/u8:1:12 blocked for more than 143 seconds. Not tainted 6.10.0-rc6-syzkaller-00069-g795c58e4c7fc #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:1 state:D stack:21384 pid:12 tgid:12 ppid:2 flags:0x00004000 Workqueue: events_unbound fsnotify_mark_destroy_workfn Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2557 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __synchronize_srcu+0x357/0x400 kernel/rcu/srcutree.c:1396 fsnotify_mark_destroy_workfn+0x146/0x350 fs/notify/mark.c:952 process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: task kworker/u8:7:2466 blocked for more than 144 seconds. Not tainted 6.10.0-rc6-syzkaller-00069-g795c58e4c7fc #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:7 state:D stack:19864 pid:2466 tgid:2466 ppid:2 flags:0x00004000 Workqueue: events_unbound fsnotify_connector_destroy_workfn Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2557 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __synchronize_srcu+0x357/0x400 kernel/rcu/srcutree.c:1396 fsnotify_connector_destroy_workfn+0x44/0xb0 fs/notify/mark.c:282 process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Showing all locks held in the system: 2 locks held by kworker/0:1/9: 2 locks held by kworker/u8:1/12: #0: ffff888015089148 ((wq_completion)events_unbound){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc90000117d00 ( (reaper_work).work ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 6 locks held by kworker/1:0/25: #0: ffff888015120d48 ( (wq_completion)usb_hub_wq ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc900001f7d00 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff8880238b7190 ( &dev->mutex){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: hub_event+0x1fe/0x5150 drivers/usb/core/hub.c:5849 #3: ffff88806d03d190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] ffff88806d03d190 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8e/0x520 drivers/base/dd.c:1003 #4: ffff88807a2e4160 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] ffff88807a2e4160 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8e/0x520 drivers/base/dd.c:1003 #5: ffffffff8f0a4068 (input_mutex){+.+.}-{3:3}, at: input_register_device+0xade/0x1090 drivers/input/input.c:2463 1 lock held by khungtaskd/30: #0: ffffffff8e333f20 (rcu_read_lock){....}-{1:2} , at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] , at: rcu_read_lock include/linux/rcupdate.h:781 [inline] , at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614 5 locks held by kworker/u9:0/53: #0: ffff88801ee79148 ((wq_completion)hci0){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3223 [inline] ffff88801ee79148 ((wq_completion)hci0){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc90000bd7d00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] #1: ffffc90000bd7d00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff88802d40cd88 ( &hdev->req_lock ){+.+.}-{3:3} , at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:309 #3: ffff88802d40c078 (&hdev->lock){+.+.}-{3:3}, at: hci_abort_conn_sync+0x1ea/0xde0 net/bluetooth/hci_sync.c:5431 #4: ffffffff8f9493a8 (uevent_sock_mutex){+.+.}-{3:3}, at: uevent_net_broadcast_untagged lib/kobject_uevent.c:317 [inline] ffffffff8f9493a8 (uevent_sock_mutex){+.+.}-{3:3}, at: kobject_uevent_net_broadcast+0x280/0x580 lib/kobject_uevent.c:410 5 locks held by kworker/u8:5/743: 2 locks held by kworker/u8:7/2466: #0: ffff888015089148 ((wq_completion)events_unbound ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc90009707d00 ( connector_reaper_work ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 5 locks held by kworker/u9:1/4488: #0: ffff88801ea3a148 ( (wq_completion)hci2 ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc9000d7afd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] #1: ffffc9000d7afd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff88807c59cd88 (&hdev->req_lock){+.+.}-{3:3}, at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:309 #3: ffff88807c59c078 (&hdev->lock){+.+.}-{3:3}, at: hci_abort_conn_sync+0x1ea/0xde0 net/bluetooth/hci_sync.c:5431 #4: ffffffff8f9493a8 ( uevent_sock_mutex ){+.+.}-{3:3} , at: uevent_net_broadcast_untagged lib/kobject_uevent.c:317 [inline] , at: kobject_uevent_net_broadcast+0x280/0x580 lib/kobject_uevent.c:410 2 locks held by getty/4841: #0: ffff88802ad530a0 (&tty->ldisc_sem ){++++}-{0:0} , at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc900031332f0 ( &ldata->atomic_read_lock ){+.+.}-{3:3} , at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2211 5 locks held by kworker/u9:2/5136: #0: ffff88802e166148 ((wq_completion)hci4 ){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3223 [inline] ){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc9000360fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] #1: ffffc9000360fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff88801ecb4d88 (&hdev->req_lock){+.+.}-{3:3}, at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:309 #3: ffff88801ecb4078 ( &hdev->lock ){+.+.}-{3:3} , at: hci_abort_conn_sync+0x1ea/0xde0 net/bluetooth/hci_sync.c:5431 #4: ffffffff8f9493a8 ( uevent_sock_mutex ){+.+.}-{3:3} , at: uevent_net_broadcast_untagged lib/kobject_uevent.c:317 [inline] , at: kobject_uevent_net_broadcast+0x280/0x580 lib/kobject_uevent.c:410 2 locks held by kworker/0:3/5170: 8 locks held by kworker/0:4/5175: 2 locks held by kworker/0:5/5193: 6 locks held by kworker/1:4/5264: #0: ffff888015120d48 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3223 [inline] ffff888015120d48 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc9000362fd00 ( (work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] (work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff8880238cf190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] ffff8880238cf190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1fe/0x5150 drivers/usb/core/hub.c:5849 #3: ffff888065f7f190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] #3: ffff888065f7f190 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8e/0x520 drivers/base/dd.c:1003 #4: ffff88807dc42160 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] (&dev->mutex){....}-{3:3}, at: __device_attach+0x8e/0x520 drivers/base/dd.c:1003 #5: ffffffff8f0a4068 (input_mutex){+.+.}-{3:3}, at: input_register_device+0xade/0x1090 drivers/input/input.c:2463 4 locks held by udevd/5786: #0: ffff88801f067b08 ( &p->lock ){+.+.}-{3:3} , at: seq_read_iter+0xb7/0xd60 fs/seq_file.c:182 #1: ffff888065b28088 ( &of->mutex #2){+.+.}-{3:3} , at: kernfs_seq_start+0x53/0x3b0 fs/kernfs/file.c:154 #2: ffff88801ee14b48 ( kn->active #5 ){.+.+}-{0:0} , at: kernfs_seq_start+0x72/0x3b0 fs/kernfs/file.c:155 #3: ffff88806d03d190 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: uevent_show+0x17d/0x340 drivers/base/core.c:2743 4 locks held by udevd/5888: #0: ffff88801f6788b8 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xb7/0xd60 fs/seq_file.c:182 #1: ffff88806dd73c88 (&of->mutex#2){+.+.}-{3:3}, at: kernfs_seq_start+0x53/0x3b0 fs/kernfs/file.c:154 #2: ffff88807ce78f08 ( kn->active#24){.+.+}-{0:0}, at: kernfs_seq_start+0x72/0x3b0 fs/kernfs/file.c:155 #3: ffff88802cf94190 (&dev->mutex){....}-{3:3}, at: device_lock_interruptible include/linux/device.h:1014 [inline] ffff88802cf94190 (&dev->mutex){....}-{3:3}, at: serial_show+0x26/0xa0 drivers/usb/core/sysfs.c:143 5 locks held by kworker/u9:4/5900: #0: ffff88801ea3b948 ((wq_completion)hci3){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3223 [inline] #0: ffff88801ea3b948 ((wq_completion)hci3){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc90003f1fd00 ( (work_completion)(&hdev->cmd_sync_work) ){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] ){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff88801f308d88 ( &hdev->req_lock ){+.+.}-{3:3}, at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:309 #3: ffff88801f308078 (&hdev->lock){+.+.}-{3:3}, at: hci_abort_conn_sync+0x1ea/0xde0 net/bluetooth/hci_sync.c:5431 #4: ffffffff8f9493a8 (uevent_sock_mutex){+.+.}-{3:3} , at: uevent_net_broadcast_untagged lib/kobject_uevent.c:317 [inline] , at: kobject_uevent_net_broadcast+0x280/0x580 lib/kobject_uevent.c:410 4 locks held by udevd/5904: #0: ffff88802c034b08 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xb7/0xd60 fs/seq_file.c:182 #1: ffff88801e3c2c88 (&of->mutex#2){+.+.}-{3:3} , at: kernfs_seq_start+0x53/0x3b0 fs/kernfs/file.c:154 #2: ffff88801f9f11e8 ( kn->active #24 ){.+.+}-{0:0} , at: kernfs_seq_start+0x72/0x3b0 fs/kernfs/file.c:155 #3: ffff8880222a0190 (&dev->mutex){....}-{3:3}, at: device_lock_interruptible include/linux/device.h:1014 [inline] ffff8880222a0190 (&dev->mutex){....}-{3:3}, at: serial_show+0x26/0xa0 drivers/usb/core/sysfs.c:143 5 locks held by kworker/u9:6/5910: #0: ffff88801ea38948 ((wq_completion)hci1){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3223 [inline] ((wq_completion)hci1){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc9000404fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] #1: ffffc9000404fd00 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff88807c598d88 ( &hdev->req_lock){+.+.}-{3:3} , at: hci_cmd_sync_work+0x1ec/0x400 net/bluetooth/hci_sync.c:309 #3: ffff88807c598078 ( &hdev->lock ){+.+.}-{3:3} , at: hci_abort_conn_sync+0x1ea/0xde0 net/bluetooth/hci_sync.c:5431 #4: ffffffff8f9493a8 ( uevent_sock_mutex){+.+.}-{3:3}, at: uevent_net_broadcast_untagged lib/kobject_uevent.c:317 [inline] uevent_sock_mutex){+.+.}-{3:3}, at: kobject_uevent_net_broadcast+0x280/0x580 lib/kobject_uevent.c:410 4 locks held by udevd/5912: #0: ffff88801fc879e0 (&p->lock){+.+.}-{3:3} , at: seq_read_iter+0xb7/0xd60 fs/seq_file.c:182 #1: ffff88807b432c88 ( &of->mutex #2 ){+.+.}-{3:3} , at: kernfs_seq_start+0x53/0x3b0 fs/kernfs/file.c:154 #2: ffff88802cba1698 ( kn->active #5 ){.+.+}-{0:0} , at: kernfs_seq_start+0x72/0x3b0 fs/kernfs/file.c:155 #3: ffff888065f7f190 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: uevent_show+0x17d/0x340 drivers/base/core.c:2743 6 locks held by kworker/1:5/6143: #0: ffff888015120d48 ( (wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3223 [inline] (wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc900033efd00 ( (work_completion)(&hub->events) ){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] ){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff8880237c7190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] #2: ffff8880237c7190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1fe/0x5150 drivers/usb/core/hub.c:5849 #3: ffff88802cf94190 ( &dev->mutex){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: __device_attach+0x8e/0x520 drivers/base/dd.c:1003 #4: ffff88806dd5b160 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: __device_attach+0x8e/0x520 drivers/base/dd.c:1003 #5: ffffffff8f0a4068 ( input_mutex ){+.+.}-{3:3} , at: input_register_device+0xade/0x1090 drivers/input/input.c:2463 6 locks held by kworker/1:6/6144: #0: ffff888015120d48 ( (wq_completion)usb_hub_wq ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc900033dfd00 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] #1: ffffc900033dfd00 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff8880238df190 (&dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: hub_event+0x1fe/0x5150 drivers/usb/core/hub.c:5849 #3: ffff88802ce50190 (&dev->mutex){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: __device_attach+0x8e/0x520 drivers/base/dd.c:1003 #4: ffff88807986d160 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] #4: ffff88807986d160 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8e/0x520 drivers/base/dd.c:1003 #5: ffffffff8f0a4068 ( input_mutex ){+.+.}-{3:3} , at: input_register_device+0xade/0x1090 drivers/input/input.c:2463 2 locks held by kworker/0:6/6167: 4 locks held by udevd/6195: #0: ffff88801fc87790 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xb7/0xd60 fs/seq_file.c:182 #1: ffff88802ee38088 ( &of->mutex #2 ){+.+.}-{3:3} , at: kernfs_seq_start+0x53/0x3b0 fs/kernfs/file.c:154 #2: ffff88805bad50f8 ( kn->active #5 ){.+.+}-{0:0} , at: kernfs_seq_start+0x72/0x3b0 fs/kernfs/file.c:155 #3: ffff88802ce50190 ( &dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] &dev->mutex){....}-{3:3}, at: uevent_show+0x17d/0x340 drivers/base/core.c:2743 4 locks held by kworker/1:10/6299: #0: ffff88802ceb0148 ((wq_completion)wg-kex-wg0 #10 ){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3223 [inline] ){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 #1: ffffc9000342fd00 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __ptr = (unsigned long) ((typeof(*((worker))) *)((worker))); (typeof((typeof(*((worker))) *)((worker)))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3224 [inline] #1: ffffc9000342fd00 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __ptr = (unsigned long) ((typeof(*((worker))) *)((worker))); (typeof((typeof(*((worker))) *)((worker)))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 #2: ffff88802c335228 (&wg->static_identity.lock){++++}-{3:3}, at: wg_noise_handshake_consume_initiation+0x156/0xf70 drivers/net/wireguard/noise.c:598 #3: ffff88802ca8a8b8 ( &handshake->lock){++++}-{3:3}, at: wg_noise_handshake_consume_initiation+0x844/0xf70 drivers/net/wireguard/noise.c:632 2 locks held by syz-executor.4/6845: #0: ffff888023810d78 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1093 [inline] (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1290 #1: ffffffff8f9493a8 (uevent_sock_mutex){+.+.}-{3:3}, at: uevent_net_broadcast_untagged lib/kobject_uevent.c:317 [inline] (uevent_sock_mutex){+.+.}-{3:3}, at: kobject_uevent_net_broadcast+0x280/0x580 lib/kobject_uevent.c:410 2 locks held by syz-executor.3/6847: #0: ffff88802380cd78 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: __device_driver_lock drivers/base/dd.c:1093 [inline] , at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1290 #1: ffffffff8f9493a8 ( uevent_sock_mutex ){+.+.}-{3:3}, at: uevent_net_broadcast_untagged lib/kobject_uevent.c:317 [inline] ){+.+.}-{3:3}, at: kobject_uevent_net_broadcast+0x280/0x580 lib/kobject_uevent.c:410 2 locks held by syz-executor.2/6850: #0: ffff888023808d78 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: __device_driver_lock drivers/base/dd.c:1093 [inline] , at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1290 #1: ffffffff8f9493a8 ( uevent_sock_mutex ){+.+.}-{3:3} , at: uevent_net_broadcast_untagged lib/kobject_uevent.c:317 [inline] , at: kobject_uevent_net_broadcast+0x280/0x580 lib/kobject_uevent.c:410 2 locks held by syz-executor/6849: #0: ffff888023800d78 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:1009 [inline] , at: __device_driver_lock drivers/base/dd.c:1093 [inline] , at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1290