INFO: task syz.1.46:5212 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disabl "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.46 state:D stack:0 pid:5212 tgid:5206 ppid:4858 task_flags:0x400040 flags:0x00800011 Call trace: __switch_to+0x2b0/0x6e0 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5510 [inline] __schedule+0x1370/0x2d80 kernel/sched/core.c:7234 __schedule_loop kernel/sched/core.c:7311 [inline] schedule+0x13c/0x20c kernel/sched/core.c:7326 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:7383 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x4ec/0xf14 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 device_lock include/linux/device.h:1102 [inline] usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 chrdev_open+0x398/0x3e8 fs/char_dev.c:411 do_dentry_open+0x5c4/0xfc0 fs/open.c:947 vfs_open+0x44/0x2dc fs/open.c:1052 do_open fs/namei.c:4700 [inline] path_openat+0x21fc/0x2a60 fs/namei.c:4859 do_file_open+0x1c8/0x2e8 fs/namei.c:4888 do_sys_openat2+0x114/0x1e8 fs/open.c:1368 do_sys_open+0xb0/0xe0 fs/open.c:1374 __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __arm64_sys_openat+0xa0/0xbc fs/open.c:1385 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 INFO: task syz.3.44:5207 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.44 state:D stack:0 pid:5207 tgid:5207 ppid:4868 task_flags:0x400040 flags:0x00800001 Call trace: __switch_to+0x2b0/0x6e0 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5510 [inline] __schedule+0x1370/0x2d80 kernel/sched/core.c:7234 __schedule_loop kernel/sched/core.c:7311 [inline] schedule+0x13c/0x20c kernel/sched/core.c:7326 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:7383 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x4ec/0xf14 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 device_lock include/linux/device.h:1102 [inline] usbdev_release+0x74/0x38c drivers/usb/core/devio.c:1099 __fput+0x338/0x74c fs/file_table.c:512 ____fput+0x20/0x30 fs/file_table.c:540 task_work_run+0x1cc/0x25c kernel/task_work.c:233 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] __exit_to_user_mode_loop kernel/entry/common.c:70 [inline] exit_to_user_mode_loop+0x10c/0x17c kernel/entry/common.c:101 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline] arm64_syscall_exit_to_user_mode arch/arm64/kernel/entry-common.c:88 [inline] el0_svc+0x18c/0x260 arch/arm64/kernel/entry-common.c:737 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 INFO: task syz.4.48:5214 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.4.48 state:D stack:0 pid:5214 tgid:5208 ppid:4869 task_flags:0x400040 flags:0x00800001 Call trace: __switch_to+0x2b0/0x6e0 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5510 [inline] __schedule+0x1370/0x2d80 kernel/sched/core.c:7234 __schedule_loop kernel/sched/core.c:7311 [inline] schedule+0x13c/0x20c kernel/sched/core.c:7326 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:7383 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x4ec/0xf14 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 device_lock include/linux/device.h:1102 [inline] usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 chrdev_open+0x398/0x3e8 fs/char_dev.c:411 do_dentry_open+0x5c4/0xfc0 fs/open.c:947 vfs_open+0x44/0x2dc fs/open.c:1052 do_open fs/namei.c:4700 [inline] path_openat+0x21fc/0x2a60 fs/namei.c:4859 do_file_open+0x1c8/0x2e8 fs/namei.c:4888 do_sys_openat2+0x114/0x1e8 fs/open.c:1368 do_sys_open+0xb0/0xe0 fs/open.c:1374 __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __arm64_sys_openat+0xa0/0xbc fs/open.c:1385 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 INFO: task syz.2.47:5211 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.2.47 state:D stack:0 pid:5211 tgid:5209 ppid:4862 task_flags:0x400040 flags:0x00800001 Call trace: __switch_to+0x2b0/0x6e0 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5510 [inline] __schedule+0x1370/0x2d80 kernel/sched/core.c:7234 __schedule_loop kernel/sched/core.c:7311 [inline] schedule+0x13c/0x20c kernel/sched/core.c:7326 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:7383 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x4ec/0xf14 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 device_lock include/linux/device.h:1102 [inline] usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 chrdev_open+0x398/0x3e8 fs/char_dev.c:411 do_dentry_open+0x5c4/0xfc0 fs/open.c:947 vfs_open+0x44/0x2dc fs/open.c:1052 do_open fs/namei.c:4700 [inline] path_openat+0x21fc/0x2a60 fs/namei.c:4859 do_file_open+0x1c8/0x2e8 fs/namei.c:4888 do_sys_openat2+0x114/0x1e8 fs/open.c:1368 do_sys_open+0xb0/0xe0 fs/open.c:1374 __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __arm64_sys_openat+0xa0/0xbc fs/open.c:1385 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 INFO: task syz.0.45:5217 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.45 state:D stack:0 pid:5217 tgid:5213 ppid:4856 task_flags:0x400040 flags:0x00800001 Call trace: __switch_to+0x2b0/0x6e0 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5510 [inline] __schedule+0x1370/0x2d80 kernel/sched/core.c:7234 __schedule_loop kernel/sched/core.c:7311 [inline] schedule+0x13c/0x20c kernel/sched/core.c:7326 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:7383 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x4ec/0xf14 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 device_lock include/linux/device.h:1102 [inline] usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 chrdev_open+0x398/0x3e8 fs/char_dev.c:411 do_dentry_open+0x5c4/0xfc0 fs/open.c:947 vfs_open+0x44/0x2dc fs/open.c:1052 do_open fs/namei.c:4700 [inline] path_openat+0x21fc/0x2a60 fs/namei.c:4859 do_file_open+0x1c8/0x2e8 fs/namei.c:4888 do_sys_openat2+0x114/0x1e8 fs/open.c:1368 do_sys_open+0xb0/0xe0 fs/open.c:1374 __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __arm64_sys_openat+0xa0/0xbc fs/open.c:1385 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 Showing all locks held in the system: 1 lock held by khungtaskd/31: #0: ffff800088cb6f20 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:300 [inline] #0: ffff800088cb6f20 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:840 [inline] #0: ffff800088cb6f20 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x4c/0x188 kernel/locking/lockdep.c:6775 2 locks held by pr/ttyAMA-1/41: 5 locks held by kworker/0:2/1486: #0: ffff0000c2edc940 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3297 [inline] #0: ffff0000c2edc940 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x734/0x10b8 kernel/workqueue.c:3405 #1: ffff800095377c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3297 [inline] #1: ffff800095377c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x73c/0x10b8 kernel/workqueue.c:3405 #2: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #2: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: hub_event+0x128/0x39fc drivers/usb/core/hub.c:5899 #3: ffff0000cac18578 (&port_dev->status_lock){+.+.}-{4:4}, at: usb_lock_port drivers/usb/core/hub.c:3252 [inline] #3: ffff0000cac18578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_port_connect drivers/usb/core/hub.c:5464 [inline] #3: ffff0000cac18578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] #3: ffff0000cac18578 (&port_dev->status_lock){+.+.}-{4:4}, at: port_event drivers/usb/core/hub.c:5871 [inline] #3: ffff0000cac18578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_event+0x191c/0x39fc drivers/usb/core/hub.c:5953 #4: ffff0000cab90b60 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_port_connect drivers/usb/core/hub.c:5465 [inline] #4: ffff0000cab90b60 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] #4: ffff0000cab90b60 (hcd->address0_mutex){+.+.}-{4:4}, at: port_event drivers/usb/core/hub.c:5871 [inline] #4: ffff0000cab90b60 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_event+0x1948/0x39fc drivers/usb/core/hub.c:5953 2 locks held by getty/4494: #0: ffff0000cd1440a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80009248b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x348/0xf78 drivers/tty/n_tty.c:2211 6 locks held by kworker/1:5/4945: #0: ffff0000c2edc940 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3297 [inline] #0: ffff0000c2edc940 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x734/0x10b8 kernel/workqueue.c:3405 #1: ffff800099f97c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3297 [inline] #1: ffff800099f97c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x73c/0x10b8 kernel/workqueue.c:3405 #2: ffff0000cb0cd1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #2: ffff0000cb0cd1d8 (&dev->mutex){....}-{4:4}, at: hub_event+0x128/0x39fc drivers/usb/core/hub.c:5899 #3: ffff0000cb0ea578 (&port_dev->status_lock){+.+.}-{4:4}, at: usb_lock_port drivers/usb/core/hub.c:3252 [inline] #3: ffff0000cb0ea578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_port_connect drivers/usb/core/hub.c:5464 [inline] #3: ffff0000cb0ea578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] #3: ffff0000cb0ea578 (&port_dev->status_lock){+.+.}-{4:4}, at: port_event drivers/usb/core/hub.c:5871 [inline] #3: ffff0000cb0ea578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_event+0x191c/0x39fc drivers/usb/core/hub.c:5953 #4: ffff0000cb2af260 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_port_connect drivers/usb/core/hub.c:5465 [inline] #4: ffff0000cb2af260 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] #4: ffff0000cb2af260 (hcd->address0_mutex){+.+.}-{4:4}, at: port_event drivers/usb/core/hub.c:5871 [inline] #4: ffff0000cb2af260 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_event+0x1948/0x39fc drivers/usb/core/hub.c:5953 #5: ffff8000895b1948 (ehci_cf_port_reset_rwsem){.+.+}-{4:4}, at: hub_port_reset+0x10c/0x12d8 drivers/usb/core/hub.c:3067 1 lock held by syz.1.46/5212: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.3.44/5207: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_release+0x74/0x38c drivers/usb/core/devio.c:1099 1 lock held by syz.4.48/5214: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.2.47/5211: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.0.45/5217: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.8.52/5406: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.7.51/5431: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.6.50/5436: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.9.53/5438: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.5.49/5441: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 6 locks held by kworker/0:9/5446: #0: ffff0000c2edc940 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3297 [inline] #0: ffff0000c2edc940 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x734/0x10b8 kernel/workqueue.c:3405 #1: ffff8000948e7c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3297 [inline] #1: ffff8000948e7c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x73c/0x10b8 kernel/workqueue.c:3405 #2: ffff0000caec71d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #2: ffff0000caec71d8 (&dev->mutex){....}-{4:4}, at: hub_event+0x128/0x39fc drivers/usb/core/hub.c:5899 #3: ffff0000caec4578 (&port_dev->status_lock){+.+.}-{4:4}, at: usb_lock_port drivers/usb/core/hub.c:3252 [inline] #3: ffff0000caec4578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_port_connect drivers/usb/core/hub.c:5464 [inline] #3: ffff0000caec4578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] #3: ffff0000caec4578 (&port_dev->status_lock){+.+.}-{4:4}, at: port_event drivers/usb/core/hub.c:5871 [inline] #3: ffff0000caec4578 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_event+0x191c/0x39fc drivers/usb/core/hub.c:5953 #4: ffff0000cadcab60 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_port_connect drivers/usb/core/hub.c:5465 [inline] #4: ffff0000cadcab60 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] #4: ffff0000cadcab60 (hcd->address0_mutex){+.+.}-{4:4}, at: port_event drivers/usb/core/hub.c:5871 [inline] #4: ffff0000cadcab60 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_event+0x1948/0x39fc drivers/usb/core/hub.c:5953 #5: ffff8000895b1948 (ehci_cf_port_reset_rwsem){.+.+}-{4:4}, at: hub_port_reset+0x10c/0x12d8 drivers/usb/core/hub.c:3067 1 lock held by syz.0.54/5552: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.2.56/5572: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.3.57/5592: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.1.55/5634: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.4.58/5638: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.5.59/5688: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.6.60/5778: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.7.61/5809: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.8.62/5857: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.9.63/5859: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.0.64/5902: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.2.65/5942: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.3.66/5978: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.1.67/6031: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.4.68/6057: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.5.69/6103: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.6.70/6145: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.7.71/6189: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.8.72/6232: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.9.73/6274: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.0.74/6314: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.2.75/6352: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.3.76/6392: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.1.77/6429: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.4.78/6473: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.5.79/6520: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.6.80/6564: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.8.82/6663: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.7.81/6665: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.9.83/6692: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.0.84/6732: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.2.85/6768: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.1.87/6834: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.3.86/6860: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.4.88/6886: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.5.89/6939: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.6.90/6976: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.8.91/7033: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.9.93/7103: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 1 lock held by syz.7.92/7102: #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1102 [inline] #0: ffff0000cac1b1d8 (&dev->mutex){....}-{4:4}, at: usbdev_open+0x138/0x674 drivers/usb/core/devio.c:1054 =============================================