Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout INFO: task syz-executor.1:4102 blocked for more than 143 seconds. Not tainted 5.10.96 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:27952 pid: 4102 ppid: 281 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:3791 [inline] __schedule+0x848/0x1e80 kernel/sched/core.c:4540 schedule+0xcb/0x270 kernel/sched/core.c:4618 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4677 __mutex_lock_common kernel/locking/mutex.c:1047 [inline] __mutex_lock+0x7c9/0x1250 kernel/locking/mutex.c:1109 perf_event_init_context kernel/events/core.c:12862 [inline] perf_event_init_task+0x252/0x800 kernel/events/core.c:12937 copy_process+0x1721/0x66c0 kernel/fork.c:2079 kernel_clone+0xe7/0xa20 kernel/fork.c:2467 __do_sys_clone+0xc8/0x110 kernel/fork.c:2584 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fe1347edf41 RSP: 002b:00007ffe820d4368 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fe131d20700 RCX: 00007fe1347edf41 RDX: 00007fe131d209d0 RSI: 00007fe131d202f0 RDI: 00000000003d0f00 RBP: 00007ffe820d45a0 R08: 00007fe131d20700 R09: 00007fe131d20700 R10: 00007fe131d209d0 R11: 0000000000000206 R12: 00007ffe820d441e R13: 00007ffe820d441f R14: 00007fe131d20300 R15: 0000000000022000 INFO: task syz-executor.1:4120 blocked for more than 143 seconds. Not tainted 5.10.96 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:29232 pid: 4120 ppid: 281 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:3791 [inline] __schedule+0x848/0x1e80 kernel/sched/core.c:4540 schedule+0xcb/0x270 kernel/sched/core.c:4618 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4677 __mutex_lock_common kernel/locking/mutex.c:1047 [inline] __mutex_lock+0x7c9/0x1250 kernel/locking/mutex.c:1109 mutex_lock_double kernel/events/core.c:11653 [inline] __perf_event_ctx_lock_double kernel/events/core.c:11712 [inline] __do_sys_perf_event_open+0x1244/0x2d00 kernel/events/core.c:11982 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fe1347ecb19 RSP: 002b:00007fe131d41188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007fe134900020 RCX: 00007fe1347ecb19 RDX: 0000000000000000 RSI: 000000000000000e RDI: 0000000020000000 RBP: 00007fe134846f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe820d441f R14: 00007fe131d41300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/22: #0: ffffffff84df6a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6379 1 lock held by in:imklog/178: 1 lock held by syz-executor.1/4102: #0: ffff88803fc1d8b0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_init_context kernel/events/core.c:12862 [inline] #0: ffff88803fc1d8b0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_init_task+0x252/0x800 kernel/events/core.c:12937 3 locks held by syz-executor.1/4120: #0: ffff88801ce06dd8 (&sig->exec_update_lock){++++}-{3:3}, at: __do_sys_perf_event_open+0xfc1/0x2d00 kernel/events/core.c:11964 #1: ffff88803fc1d8b0 (&ctx->mutex){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11652 [inline] #1: ffff88803fc1d8b0 (&ctx->mutex){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11712 [inline] #1: ffff88803fc1d8b0 (&ctx->mutex){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1237/0x2d00 kernel/events/core.c:11982 #2: ffff88803fc1d8b0 (&ctx->mutex/1){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11653 [inline] #2: ffff88803fc1d8b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11712 [inline] #2: ffff88803fc1d8b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1244/0x2d00 kernel/events/core.c:11982 =============================================