INFO: task syz-executor.3:22008 blocked for more than 143 seconds. Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack: 0 pid:22008 ppid: 3073 flags:0x00000001 Call trace: __switch_to+0x180/0x298 arch/arm64/kernel/process.c:557 context_switch kernel/sched/core.c:5182 [inline] __schedule+0x414/0x5a0 kernel/sched/core.c:6494 schedule+0x64/0xa4 kernel/sched/core.c:6570 schedule_timeout+0x64/0x1b4 kernel/time/timer.c:1911 do_wait_for_common+0xf4/0x184 kernel/sched/completion.c:85 __wait_for_common kernel/sched/completion.c:106 [inline] wait_for_common kernel/sched/completion.c:117 [inline] wait_for_completion+0x48/0x60 kernel/sched/completion.c:138 __flush_work+0xd4/0x144 kernel/workqueue.c:3073 __cancel_work_timer+0x1c4/0x2ac kernel/workqueue.c:3160 cancel_delayed_work_sync+0x24/0x38 kernel/workqueue.c:3301 tls_sw_cancel_work_tx+0x4c/0xa4 net/tls/tls_sw.c:2301 tls_sk_proto_close+0x68/0x590 net/tls/tls_main.c:309 inet_release+0xc8/0xe4 net/ipv4/af_inet.c:428 inet6_release+0x3c/0x58 net/ipv6/af_inet6.c:482 __sock_release net/socket.c:650 [inline] sock_close+0x50/0xf0 net/socket.c:1365 __fput+0x198/0x3dc fs/file_table.c:320 ____fput+0x20/0x30 fs/file_table.c:353 task_work_run+0xc4/0x14c kernel/task_work.c:177 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x174/0x1f0 arch/arm64/kernel/signal.c:1127 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/11: #0: ffff80000d433568 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x450 kernel/rcu/tasks.h:507 1 lock held by rcu_tasks_trace/12: #0: ffff80000d433bb8 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x450 kernel/rcu/tasks.h:507 1 lock held by khungtaskd/27: #0: ffff80000d433440 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:279 2 locks held by getty/2712: #0: ffff0000c7465898 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x28/0x58 drivers/tty/tty_ldisc.c:244 #1: ffff80000f6162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x19c/0x89c drivers/tty/n_tty.c:2177 6 locks held by kworker/0:2/26606: #0: ffff0000c0c12138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x270/0x504 kernel/workqueue.c:2262 #1: ffff80001ff7bd80 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x29c/0x504 kernel/workqueue.c:2264 #2: ffff0000c6402190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline] #2: ffff0000c6402190 (&dev->mutex){....}-{3:3}, at: hub_event+0x8c/0x658 drivers/usb/core/hub.c:5681 #3: ffff0000c6403d08 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3103 [inline] #3: ffff0000c6403d08 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect+0x33c/0xe30 drivers/usb/core/hub.c:5249 #4: ffff0000c4d3a168 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect+0x348/0xe30 drivers/usb/core/hub.c:5250 #5: ffff80000d6c9358 (ehci_cf_port_reset_rwsem){.+.+}-{3:3}, at: hub_port_reset+0x9c/0x880 drivers/usb/core/hub.c:2960 3 locks held by kworker/1:5/12217: #0: ffff0000c0010738 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x270/0x504 kernel/workqueue.c:2262 #1: ffff800013a63d80 ((work_completion)(&(&sw_ctx_tx->tx_work.work)->work)){+.+.}-{0:0}, at: process_one_work+0x29c/0x504 kernel/workqueue.c:2264 #2: ffff00010de6a0d8 (&ctx->tx_lock){+.+.}-{3:3}, at: tx_work_handler+0x88/0xf8 net/tls/tls_sw.c:2417 5 locks held by kworker/0:6/15040: #0: ffff0000c0c12138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x270/0x504 kernel/workqueue.c:2262 #1: ffff80002036bd80 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x29c/0x504 kernel/workqueue.c:2264 #2: ffff0000c638e190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline] #2: ffff0000c638e190 (&dev->mutex){....}-{3:3}, at: hub_event+0x8c/0x658 drivers/usb/core/hub.c:5681 #3: ffff0000c638fd08 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3103 [inline] #3: ffff0000c638fd08 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect+0x33c/0xe30 drivers/usb/core/hub.c:5249 #4: ffff0000c1b9a068 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect+0x348/0xe30 drivers/usb/core/hub.c:5250 1 lock held by syz-executor.3/22008: #0: ffff00010d376f50 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:756 [inline] #0: ffff00010d376f50 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release net/socket.c:649 [inline] #0: ffff00010d376f50 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x40/0xf0 net/socket.c:1365 =============================================