INFO: task kworker/0:2:3001 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:2 state:D stack:22960 pid: 3001 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_find_and_get_ns+0x21/0x60 fs/kernfs/dir.c:905 kernfs_find_and_get include/linux/kernfs.h:548 [inline] sysfs_unmerge_group+0x5d/0x160 fs/sysfs/group.c:366 dpm_sysfs_remove+0x62/0xb0 drivers/base/power/sysfs.c:833 device_del+0x20c/0xec0 drivers/base/core.c:3092 device_unregister+0x22/0xc0 drivers/base/core.c:3148 usb_remove_ep_devs+0x3e/0x80 drivers/usb/core/endpoint.c:215 remove_intf_ep_devs drivers/usb/core/message.c:1258 [inline] usb_disable_device+0x306/0x7b0 drivers/usb/core/message.c:1409 usb_disconnect.cold+0x27d/0x780 drivers/usb/core/hub.c:2217 hub_port_connect drivers/usb/core/hub.c:5073 [inline] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] port_event drivers/usb/core/hub.c:5508 [inline] hub_event+0x1c8a/0x42d0 drivers/usb/core/hub.c:5590 process_one_work+0x933/0x15a0 kernel/workqueue.c:2272 worker_thread+0x64c/0x1120 kernel/workqueue.c:2418 kthread+0x3af/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 INFO: task systemd-journal:4893 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:systemd-journal state:D stack:23312 pid: 4893 ppid: 1 flags:0x00004100 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_iop_getattr+0x85/0xd0 fs/kernfs/inode.c:192 vfs_getattr_nosec+0x246/0x2e0 fs/stat.c:87 vfs_getattr fs/stat.c:124 [inline] vfs_fstat+0x6b/0xb0 fs/stat.c:146 __do_sys_newfstat+0x81/0x100 fs/stat.c:386 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f9abc8812e2 Code: Unable to access opcode bytes at RIP 0x7f9abc8812b8. RSP: 002b:00007ffeb73224a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 RAX: ffffffffffffffda RBX: 000055e45d0da280 RCX: 00007f9abc8812e2 RDX: 00007ffeb73224c0 RSI: 00007ffeb73224c0 RDI: 0000000000000012 RBP: 00007ffeb7322660 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000080000 R11: 0000000000000246 R12: 000055e45d0da280 R13: 000055e45d0dce30 R14: 000000000000001f R15: 00007ffeb73225c0 INFO: task kworker/0:4:9804 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:25896 pid: 9804 ppid: 2 flags:0x00004000 Workqueue: events usb_gadget_state_work Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_find_and_get_ns+0x21/0x60 fs/kernfs/dir.c:905 kernfs_find_and_get include/linux/kernfs.h:548 [inline] sysfs_notify+0x8f/0xd0 fs/sysfs/file.c:183 usb_gadget_state_work+0x44/0x60 drivers/usb/gadget/udc/core.c:1015 process_one_work+0x933/0x15a0 kernel/workqueue.c:2272 worker_thread+0x64c/0x1120 kernel/workqueue.c:2418 kthread+0x3af/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 INFO: task systemd-udevd:10610 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:systemd-udevd state:D stack:27744 pid:10610 ppid: 4895 flags:0x00004100 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_iop_getattr+0x85/0xd0 fs/kernfs/inode.c:192 vfs_getattr_nosec+0x246/0x2e0 fs/stat.c:87 vfs_getattr fs/stat.c:124 [inline] vfs_statx+0x18d/0x390 fs/stat.c:189 vfs_fstatat fs/stat.c:207 [inline] vfs_lstat include/linux/fs.h:3125 [inline] __do_sys_newlstat+0x91/0x110 fs/stat.c:362 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f2f77ffc335 Code: Unable to access opcode bytes at RIP 0x7f2f77ffc30b. RSP: 002b:00007ffe493ec378 EFLAGS: 00000246 ORIG_RAX: 0000000000000006 RAX: ffffffffffffffda RBX: 000055fa9d1b6b90 RCX: 00007f2f77ffc335 RDX: 00007ffe493ec3b0 RSI: 00007ffe493ec3b0 RDI: 000055fa9d1b5b90 RBP: 00007ffe493ec470 R08: 00007f2f782bb1b8 R09: 0000000000001010 R10: 00007f2f782bab58 R11: 0000000000000246 R12: 000055fa9d1b5b90 R13: 000055fa9d1b5bba R14: 000055fa9d1b9be7 R15: 000055fa9d1b9bea INFO: task systemd-udevd:10622 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:systemd-udevd state:D stack:28008 pid:10622 ppid: 4895 flags:0x00000100 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 do_inode_permission fs/namei.c:398 [inline] inode_permission.part.0+0x270/0x410 fs/namei.c:463 inode_permission fs/namei.c:444 [inline] may_lookup fs/namei.c:1575 [inline] link_path_walk.part.0+0x7a9/0xc20 fs/namei.c:2126 link_path_walk fs/namei.c:2113 [inline] path_openat+0x25a/0x2730 fs/namei.c:3365 do_filp_open+0x17e/0x3c0 fs/namei.c:3396 do_sys_openat2+0x16d/0x420 fs/open.c:1168 do_sys_open fs/open.c:1184 [inline] __do_sys_open fs/open.c:1192 [inline] __se_sys_open fs/open.c:1188 [inline] __x64_sys_open+0x119/0x1c0 fs/open.c:1188 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f2f77ffc6f0 Code: Unable to access opcode bytes at RIP 0x7f2f77ffc6c6. RSP: 002b:00007ffe493f0c88 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 000055fa9d1ba220 RCX: 00007f2f77ffc6f0 RDX: 00000000000001b6 RSI: 0000000000080000 RDI: 00007ffe493f0e30 RBP: 0000000000000008 R08: 0000000000000008 R09: 0000000000000001 R10: 0000000000080000 R11: 0000000000000246 R12: 000055fa9b6e068a R13: 0000000000000001 R14: 000055fa9d1ba4b0 R15: 00007ffe493f0ec0 INFO: task systemd-udevd:10624 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:systemd-udevd state:D stack:28008 pid:10624 ppid: 4895 flags:0x00000100 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 do_inode_permission fs/namei.c:398 [inline] inode_permission.part.0+0x270/0x410 fs/namei.c:463 inode_permission fs/namei.c:444 [inline] may_lookup fs/namei.c:1575 [inline] link_path_walk.part.0+0x7a9/0xc20 fs/namei.c:2126 link_path_walk fs/namei.c:2112 [inline] path_lookupat+0xb7/0x830 fs/namei.c:2333 filename_lookup+0x19f/0x560 fs/namei.c:2367 user_path_at include/linux/namei.h:59 [inline] do_faccessat+0x129/0x820 fs/open.c:423 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f2f77ffc9c7 Code: Unable to access opcode bytes at RIP 0x7f2f77ffc99d. RSP: 002b:00007ffe493f09e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000015 RAX: ffffffffffffffda RBX: 000055fa9d1b5b00 RCX: 00007f2f77ffc9c7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000055fa9b6e1fea RBP: 0000000000000000 R08: 000000000001f600 R09: 0000000000000180 R10: 000055fa9b6e0d0c R11: 0000000000000246 R12: 00007ffe493f0ae0 R13: 0000000000000000 R14: 0000000000000003 R15: 000000000000000e INFO: task systemd-udevd:10627 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:systemd-udevd state:D stack:27616 pid:10627 ppid: 4895 flags:0x00004100 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_iop_getattr+0x85/0xd0 fs/kernfs/inode.c:192 vfs_getattr_nosec+0x246/0x2e0 fs/stat.c:87 vfs_getattr fs/stat.c:124 [inline] vfs_fstat+0x6b/0xb0 fs/stat.c:146 __do_sys_newfstat+0x81/0x100 fs/stat.c:386 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f2f77ffc2e2 Code: Unable to access opcode bytes at RIP 0x7f2f77ffc2b8. RSP: 002b:00007ffe493eb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 RAX: ffffffffffffffda RBX: 000055fa9b6e4bb2 RCX: 00007f2f77ffc2e2 RDX: 00007ffe493eb180 RSI: 00007ffe493eb180 RDI: 0000000000000007 RBP: 00007ffe493eb3f0 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000080000 R11: 0000000000000246 R12: 000055fa9d1baae0 R13: 00007ffe493eb2f8 R14: 00000000ffffffff R15: 00007ffe493eb2f0 INFO: task systemd-udevd:10634 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:systemd-udevd state:D stack:28008 pid:10634 ppid: 4895 flags:0x00004100 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_iop_getattr+0x85/0xd0 fs/kernfs/inode.c:192 vfs_getattr_nosec+0x246/0x2e0 fs/stat.c:87 vfs_getattr fs/stat.c:124 [inline] vfs_statx+0x18d/0x390 fs/stat.c:189 vfs_fstatat fs/stat.c:207 [inline] vfs_lstat include/linux/fs.h:3125 [inline] __do_sys_newlstat+0x91/0x110 fs/stat.c:362 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f2f77ffc335 Code: Unable to access opcode bytes at RIP 0x7f2f77ffc30b. RSP: 002b:00007ffe493ec378 EFLAGS: 00000246 ORIG_RAX: 0000000000000006 RAX: ffffffffffffffda RBX: 000055fa9d1b6b90 RCX: 00007f2f77ffc335 RDX: 00007ffe493ec3b0 RSI: 00007ffe493ec3b0 RDI: 000055fa9d1b5b90 RBP: 00007ffe493ec470 R08: 00007f2f782bb1b8 R09: 0000000000001010 R10: 0000000000000020 R11: 0000000000000246 R12: 000055fa9d1b5b90 R13: 000055fa9d1b5ba5 R14: 000055fa9d1b8afd R15: 000055fa9d1b8b05 INFO: task systemd-udevd:10638 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:systemd-udevd state:D stack:27632 pid:10638 ppid: 4895 flags:0x00000100 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 do_inode_permission fs/namei.c:398 [inline] inode_permission.part.0+0x270/0x410 fs/namei.c:463 inode_permission fs/namei.c:444 [inline] may_lookup fs/namei.c:1575 [inline] link_path_walk.part.0+0x7a9/0xc20 fs/namei.c:2126 link_path_walk fs/namei.c:2113 [inline] path_openat+0x25a/0x2730 fs/namei.c:3365 do_filp_open+0x17e/0x3c0 fs/namei.c:3396 do_sys_openat2+0x16d/0x420 fs/open.c:1168 do_sys_open fs/open.c:1184 [inline] __do_sys_open fs/open.c:1192 [inline] __se_sys_open fs/open.c:1188 [inline] __x64_sys_open+0x119/0x1c0 fs/open.c:1188 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f2f77ffc6f0 Code: Unable to access opcode bytes at RIP 0x7f2f77ffc6c6. RSP: 002b:00007ffe493f06a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 000055fa9d1bb380 RCX: 00007f2f77ffc6f0 RDX: 00000000000001b6 RSI: 0000000000080000 RDI: 00007ffe493f0850 RBP: 0000000000000008 R08: 0000000000000008 R09: 0000000000000001 R10: 0000000000080000 R11: 0000000000000246 R12: 000055fa9b6e068a R13: 0000000000000001 R14: 000055fa9d1b5970 R15: 00007ffe493f08d0 INFO: task systemd-udevd:10640 blocked for more than 173 seconds. Not tainted 5.10.0-rc4-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:systemd-udevd state:D stack:27872 pid:10640 ppid: 4895 flags:0x00004100 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x893/0x2130 kernel/sched/core.c:4523 schedule+0xcf/0x270 kernel/sched/core.c:4601 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:4660 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x3e2/0x10e0 kernel/locking/mutex.c:1103 kernfs_iop_getattr+0x85/0xd0 fs/kernfs/inode.c:192 vfs_getattr_nosec+0x246/0x2e0 fs/stat.c:87 vfs_getattr fs/stat.c:124 [inline] vfs_fstat+0x6b/0xb0 fs/stat.c:146 __do_sys_newfstat+0x81/0x100 fs/stat.c:386 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f2f77ffc2e2 Code: Unable to access opcode bytes at RIP 0x7f2f77ffc2b8. RSP: 002b:00007ffe493eb068 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 RAX: ffffffffffffffda RBX: 00007f2f782b7440 RCX: 00007f2f77ffc2e2 RDX: 00007ffe493eb070 RSI: 00007ffe493eb070 RDI: 0000000000000007 RBP: 000055fa9d1b9d40 R08: 0000000000000b40 R09: 000055fa9d1c74c0 R10: 000055fa9d1b9d40 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000001000 R14: 000055fa9d1c74c0 R15: 00007ffe493eb340 Showing all locks held in the system: 1 lock held by systemd/1: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 3 locks held by kworker/0:0/5: #0: ffff888010064d38 ( (wq_completion)events ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc90000ca7da8 ( (work_completion)(&gadget->work) ){+.+.}-{0:0}, at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_find_and_get_ns+0x21/0x60 fs/kernfs/dir.c:905 5 locks held by kworker/0:1/7: #0: ffff888014ec3d38 ( (wq_completion)usb_hub_wq ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc90000cc7da8 ( (work_completion)(&hub->events) ){+.+.}-{0:0} , at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffff88801bd7d218 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:731 [inline] , at: hub_event+0x1c5/0x42d0 drivers/usb/core/hub.c:5536 #3: ffff8880253b5218 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:731 [inline] , at: usb_disconnect.cold+0x43/0x780 drivers/usb/core/hub.c:2208 #4: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_find_and_get_ns+0x21/0x60 fs/kernfs/dir.c:905 4 locks held by kworker/u4:0/8: #0: ffff88801715b938 ( (wq_completion)phy3 ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc90000cd7da8 ( (work_completion)(&sdata->work) ){+.+.}-{0:0} , at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffff8880571a0d00 ( &wdev->mtx ){+.+.}-{3:3} , at: sdata_lock net/mac80211/ieee80211_i.h:1021 [inline] , at: ieee80211_ibss_rx_queued_mgmt+0xe9/0x1870 net/mac80211/ibss.c:1631 #3: ffff8880262e1548 ( &local->sta_mtx ){+.+.}-{3:3} , at: sta_info_destroy_addr+0x48/0xe0 net/mac80211/sta_info.c:1133 8 locks held by ksoftirqd/1/16: 6 locks held by kworker/1:1/33: 4 locks held by kworker/u4:3/123: #0: ffff888028aee138 ( (wq_completion)phy14 ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc9000129fda8 ( (work_completion)(&sdata->work) ){+.+.}-{0:0} , at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffff8880232c0d00 ( &wdev->mtx ){+.+.}-{3:3} , at: sdata_lock net/mac80211/ieee80211_i.h:1021 [inline] , at: ieee80211_ibss_work+0x93/0xe80 net/mac80211/ibss.c:1683 #3: ffff8880238e1548 ( &local->sta_mtx ){+.+.}-{3:3} , at: ieee80211_ibss_sta_expire net/mac80211/ibss.c:1262 [inline] , at: ieee80211_sta_merge_ibss net/mac80211/ibss.c:1305 [inline] , at: ieee80211_ibss_work+0x481/0xe80 net/mac80211/ibss.c:1711 4 locks held by kworker/u4:4/221: #0: ffff88805436d138 ( (wq_completion)phy12 ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc900012afda8 ( (work_completion)(&sdata->work) ){+.+.}-{0:0} , at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffff88802f5d0d00 ( &wdev->mtx ){+.+.}-{3:3} , at: sdata_lock net/mac80211/ieee80211_i.h:1021 [inline] , at: ieee80211_ibss_rx_queued_mgmt+0xe9/0x1870 net/mac80211/ibss.c:1631 #3: ffff88802a5f9548 ( &local->sta_mtx ){+.+.}-{3:3} , at: sta_info_destroy_addr+0x48/0xe0 net/mac80211/sta_info.c:1133 1 lock held by khungtaskd/1654: #0: ffffffff8b337820 ( rcu_read_lock ){....}-{1:2} , at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6252 1 lock held by khugepaged/1661: #0: ffffffff8b405f28 ( lock #5 ){+.+.}-{3:3} , at: lru_add_drain_all+0x5f/0x6f0 mm/swap.c:801 5 locks held by kworker/0:2/3001: #0: ffff888014ec3d38 ( (wq_completion)usb_hub_wq ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc90001557da8 ( (work_completion)(&hub->events) ){+.+.}-{0:0} , at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffff88801c01d218 ( &dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:731 [inline] , at: hub_event+0x1c5/0x42d0 drivers/usb/core/hub.c:5536 #3: ffff888025978218 (&dev->mutex ){....}-{3:3} , at: device_lock include/linux/device.h:731 [inline] , at: usb_disconnect.cold+0x43/0x780 drivers/usb/core/hub.c:2208 #4: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_find_and_get_ns+0x21/0x60 fs/kernfs/dir.c:905 5 locks held by kworker/u4:5/3440: #0: ffff888026da9138 ( (wq_completion)phy4 ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc9000237fda8 ( (work_completion)(&sdata->work) ){+.+.}-{0:0} , at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffff88801a7fcd00 ( &wdev->mtx ){+.+.}-{3:3} , at: sdata_lock net/mac80211/ieee80211_i.h:1021 [inline] , at: ieee80211_ibss_work+0x93/0xe80 net/mac80211/ibss.c:1683 #3: ffff8880276c1548 ( &local->sta_mtx ){+.+.}-{3:3} , at: ieee80211_ibss_sta_expire net/mac80211/ibss.c:1262 [inline] , at: ieee80211_sta_merge_ibss net/mac80211/ibss.c:1305 [inline] , at: ieee80211_ibss_work+0x481/0xe80 net/mac80211/ibss.c:1711 #4: ffffffff8b33fe28 ( rcu_state.exp_mutex ){+.+.}-{3:3} , at: exp_funnel_lock kernel/rcu/tree_exp.h:322 [inline] , at: synchronize_rcu_expedited+0x27e/0x610 kernel/rcu/tree_exp.h:836 1 lock held by systemd-journal/4893: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3}, at: kernfs_iop_getattr+0x85/0xd0 fs/kernfs/inode.c:192 1 lock held by in:imklog/8183: 4 locks held by rs:main Q:Reg/8184: 2 locks held by agetty/8188: #0: ffff888028270098 ( &tty->ldisc_sem){++++}-{0:0} , at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:266 #1: ffffc90000e7c2e8 ( &ldata->atomic_read_lock ){+.+.}-{3:3} , at: n_tty_read+0x223/0x1a20 drivers/tty/n_tty.c:2156 1 lock held by syz-executor.0/8514: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 1 lock held by syz-executor.1/8579: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 1 lock held by syz-executor.2/8717: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 1 lock held by syz-executor.3/8793: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 1 lock held by syz-executor.4/8830: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 1 lock held by syz-executor.5/8977: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 3 locks held by kworker/0:3/9185: #0: ffff888010064d38 ( (wq_completion)events ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc9000293fda8 ( (work_completion)(&gadget->work) ){+.+.}-{0:0} , at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3}, at: kernfs_find_and_get_ns+0x21/0x60 fs/kernfs/dir.c:905 4 locks held by kworker/1:3/9196: 3 locks held by kworker/0:4/9804: #0: ffff888010064d38 ( (wq_completion)events ){+.+.}-{0:0} , at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] , at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] , at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] , at: set_work_data kernel/workqueue.c:616 [inline] , at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] , at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc90016097da8 ( (work_completion)(&gadget->work)){+.+.}-{0:0} , at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_find_and_get_ns+0x21/0x60 fs/kernfs/dir.c:905 1 lock held by systemd-udevd/10569: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 1 lock held by systemd-udevd/10610: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_getattr+0x85/0xd0 fs/kernfs/inode.c:192 1 lock held by systemd-udevd/10617: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 1 lock held by systemd-udevd/10622: #0: ffffffff8b4d99a8 ( kernfs_mutex ){+.+.}-{3:3} , at: kernfs_iop_permission+0x5f/0xb0 fs/kernfs/inode.c:284 1 lock held by systemd-udevd/10624: #0: ffffffff8b4d99a8