Bluetooth: hci1: command 0x0406 tx timeout INFO: task syz-executor.6:313202 blocked for more than 143 seconds. Not tainted 5.10.188 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.6 state:D stack:27952 pid:313202 ppid:303891 flags:0x10000004 Call Trace: context_switch kernel/sched/core.c:3800 [inline] __schedule+0x824/0x1ea0 kernel/sched/core.c:4548 schedule+0xcb/0x270 kernel/sched/core.c:4626 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4685 __mutex_lock_common kernel/locking/mutex.c:1047 [inline] __mutex_lock+0x7a8/0x10b0 kernel/locking/mutex.c:1109 perf_event_ctx_lock_nested+0x243/0x4f0 kernel/events/core.c:1386 perf_event_ctx_lock kernel/events/core.c:1399 [inline] perf_event_release_kernel+0x3a6/0xc50 kernel/events/core.c:5072 perf_release+0x33/0x50 kernel/events/core.c:5170 __fput+0x285/0x980 fs/file_table.c:281 task_work_run+0xe2/0x1a0 kernel/task_work.c:161 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop kernel/entry/common.c:172 [inline] exit_to_user_mode_prepare+0x186/0x190 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x38/0x1e0 kernel/entry/common.c:274 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f9264da272b RSP: 002b:00007ffc9c38ca00 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007f9264da272b RDX: ffffffffffffffbc RSI: 00000000000f4240 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007f9264f08550 R10: 00007ffc9c3c6090 R11: 0000000000000293 R12: 00000000000f45a9 R13: 00000000000003e8 R14: 00007f9264f02f60 R15: 00000000000f4592 INFO: task syz-executor.6:313216 blocked for more than 143 seconds. Not tainted 5.10.188 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.6 state:D stack:29232 pid:313216 ppid:303891 flags:0x10004004 Call Trace: context_switch kernel/sched/core.c:3800 [inline] __schedule+0x824/0x1ea0 kernel/sched/core.c:4548 schedule+0xcb/0x270 kernel/sched/core.c:4626 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4685 __mutex_lock_common kernel/locking/mutex.c:1047 [inline] __mutex_lock+0x7a8/0x10b0 kernel/locking/mutex.c:1109 mutex_lock_double kernel/events/core.c:11598 [inline] __perf_event_ctx_lock_double kernel/events/core.c:11742 [inline] __do_sys_perf_event_open+0x1248/0x2d50 kernel/events/core.c:12015 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f9264defb19 RSP: 002b:00007f9262344188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f9264f03020 RCX: 00007f9264defb19 RDX: 0000000000000000 RSI: 0000000000000085 RDI: 0000000020000000 RBP: 00007f9264e49f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc9c38c99f R14: 00007f9262344300 R15: 0000000000022000 Showing all locks held in the system: 4 locks held by kworker/u4:0/7: #0: ffff88806ce3b318 (&rq->lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1296 [inline] #0: ffff88806ce3b318 (&rq->lock){-.-.}-{2:2}, at: __schedule+0x1be/0x1ea0 kernel/sched/core.c:4466 #1: ffffffff84ff7ca0 (rcu_read_lock){....}-{1:2}, at: trace_sched_stat_runtime include/trace/events/sched.h:435 [inline] #1: ffffffff84ff7ca0 (rcu_read_lock){....}-{1:2}, at: update_curr+0x281/0x760 kernel/sched/fair.c:879 #2: ffff8880438ac6d8 (&object->lock){..-.}-{2:2}, at: __delete_object+0x87/0x100 mm/kmemleak.c:670 #3: ffffffff84ff7ca0 (rcu_read_lock){....}-{1:2}, at: trace_sched_stat_runtime include/trace/events/sched.h:435 [inline] #3: ffffffff84ff7ca0 (rcu_read_lock){....}-{1:2}, at: update_curr+0x281/0x760 kernel/sched/fair.c:879 1 lock held by khungtaskd/22: #0: ffffffff84ff7ca0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x27b kernel/locking/lockdep.c:6390 1 lock held by in:imklog/178: #0: ffff88800b3c4ff0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xed/0x110 fs/file.c:1018 2 locks held by rs:main Q:Reg/179: 1 lock held by syz-executor.6/313202: #0: ffff88803a0584b0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_ctx_lock_nested+0x243/0x4f0 kernel/events/core.c:1386 3 locks held by syz-executor.6/313216: #0: ffff88803f3eb358 (&sig->exec_update_lock){++++}-{3:3}, at: __do_sys_perf_event_open+0xfc5/0x2d50 kernel/events/core.c:11997 #1: ffff88803a0584b0 (&ctx->mutex){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11597 [inline] #1: ffff88803a0584b0 (&ctx->mutex){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11742 [inline] #1: ffff88803a0584b0 (&ctx->mutex){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x123b/0x2d50 kernel/events/core.c:12015 #2: ffff88803a0584b0 (&ctx->mutex/1){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11598 [inline] #2: ffff88803a0584b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11742 [inline] #2: ffff88803a0584b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1248/0x2d50 kernel/events/core.c:12015 =============================================