INFO: task syz-executor.0:15658 blocked for more than 143 seconds. Not tainted 6.2.0-rc6-syzkaller-17549-gca72d58361ee #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:0 pid:15658 ppid:4443 flags:0x00000009 Call trace: __switch_to+0x180/0x298 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5293 [inline] __schedule+0x42c/0x574 kernel/sched/core.c:6606 schedule+0x64/0xa4 kernel/sched/core.c:6682 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6741 __mutex_lock_common+0x788/0xca8 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x38/0x44 kernel/locking/mutex.c:799 tls_sw_sendpage+0x70/0xc4 net/tls/tls_sw.c:1278 inet_sendpage+0xd0/0x164 net/ipv4/af_inet.c:844 kernel_sendpage net/socket.c:3555 [inline] sock_sendpage+0x8c/0xe8 net/socket.c:1054 pipe_to_sendpage+0xc0/0x104 fs/splice.c:361 splice_from_pipe_feed fs/splice.c:415 [inline] __splice_from_pipe+0x140/0x31c fs/splice.c:559 splice_from_pipe fs/splice.c:594 [inline] generic_splice_sendpage+0x78/0xbc fs/splice.c:743 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x4c/0xe0 fs/splice.c:931 splice_direct_to_actor+0x1dc/0x3e4 fs/splice.c:886 do_splice_direct+0xc4/0x14c fs/splice.c:974 do_sendfile+0x298/0x68c fs/read_write.c:1255 __do_sys_sendfile64 fs/read_write.c:1323 [inline] __se_sys_sendfile64 fs/read_write.c:1309 [inline] __arm64_sys_sendfile64+0xb0/0x230 fs/read_write.c:1309 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x104 arch/arm64/kernel/syscall.c:193 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/11: #0: ffff80000d6856c8 (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: ffff80000d685d18 (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: ffff80000d6855a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:324 2 locks held by getty/4095: #0: ffff0000c7b6d898 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x28/0x58 drivers/tty/tty_ldisc.c:244 #1: ffff80000f8962f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x19c/0x89c drivers/tty/n_tty.c:2177 2 locks held by syz-executor.1/4461: #0: ffff0001fefd1298 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:537 [inline] #0: ffff0001fefd1298 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1358 [inline] #0: ffff0001fefd1298 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1648 [inline] #0: ffff0001fefd1298 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x98/0x574 kernel/sched/core.c:6523 #1: ffff0001fefbfb88 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x280/0x380 kernel/sched/psi.c:976 3 locks held by kworker/1:9/7165: #0: ffff0000c0012738 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x270/0x504 kernel/workqueue.c:2262 #1: ffff80001442bd80 ((work_completion)(&(&sw_ctx_tx->tx_work.work)->work)){+.+.}-{0:0}, at: process_one_work+0x29c/0x504 kernel/workqueue.c:2264 #2: ffff00012953ecd8 (&ctx->tx_lock){+.+.}-{3:3}, at: tx_work_handler+0x88/0xf8 net/tls/tls_sw.c:2419 2 locks held by kworker/u4:53/24252: 3 locks held by kworker/0:12/31827: #0: ffff0000c0012738 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x270/0x504 kernel/workqueue.c:2262 #1: ffff80001faa3d80 ((work_completion)(&(&sw_ctx_tx->tx_work.work)->work)){+.+.}-{0:0}, at: process_one_work+0x29c/0x504 kernel/workqueue.c:2264 #2: ffff00011cfe9ad8 (&ctx->tx_lock){+.+.}-{3:3}, at: tx_work_handler+0x88/0xf8 net/tls/tls_sw.c:2419 1 lock held by syz-executor.0/15658: #0: ffff00011cfe9ad8 (&ctx->tx_lock){+.+.}-{3:3}, at: tls_sw_sendpage+0x70/0xc4 net/tls/tls_sw.c:1278 1 lock held by syz-executor.1/18669: #0: ffff00012953ecd8 (&ctx->tx_lock){+.+.}-{3:3}, at: tls_sw_sendpage+0x70/0xc4 net/tls/tls_sw.c:1278 3 locks held by syz-executor.3/18712: =============================================