Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout INFO: task syz-executor.1:4231 blocked for more than 143 seconds. Not tainted 5.10.239 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:27936 pid: 4231 ppid: 285 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:3799 [inline] __schedule+0x824/0x1ea0 kernel/sched/core.c:4547 schedule+0xcb/0x270 kernel/sched/core.c:4625 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4684 __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:1392 perf_event_ctx_lock kernel/events/core.c:1405 [inline] perf_event_release_kernel+0x3c1/0xc80 kernel/events/core.c:5112 perf_release+0x33/0x50 kernel/events/core.c:5223 __fput+0x285/0x9f0 fs/file_table.c:281 task_work_run+0xe2/0x1a0 kernel/task_work.c:185 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+0x38/0x1d0 kernel/entry/common.c:274 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fc6829dc72b RSP: 002b:00007ffedfa10a20 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007fc6829dc72b RDX: 0000001b2d22e79c RSI: 00007fc6825ed200 RDI: 0000000000000005 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2d22dac4 R10: 00000000000007ea R11: 0000000000000293 R12: 00007fc682b3db60 R13: 00007fc682b3db60 R14: 00007fc682b3cf60 R15: 000000000002caef INFO: task syz-executor.1:4252 blocked for more than 143 seconds. Not tainted 5.10.239 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:28936 pid: 4252 ppid: 285 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:3799 [inline] __schedule+0x824/0x1ea0 kernel/sched/core.c:4547 schedule+0xcb/0x270 kernel/sched/core.c:4625 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4684 __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:11724 [inline] __perf_event_ctx_lock_double kernel/events/core.c:11868 [inline] __do_sys_perf_event_open+0x1244/0x2e60 kernel/events/core.c:12141 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fc682a29b19 RSP: 002b:00007fc67ff7e188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007fc682b3d020 RCX: 00007fc682a29b19 RDX: 0000000000000000 RSI: 0000000000000018 RDI: 0000000020001d80 RBP: 00007fc682a83f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000009 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffedfa109bf R14: 00007fc67ff7e300 R15: 0000000000022000 INFO: task syz-executor.7:4239 blocked for more than 143 seconds. Not tainted 5.10.239 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.7 state:D stack:27936 pid: 4239 ppid: 288 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:3799 [inline] __schedule+0x824/0x1ea0 kernel/sched/core.c:4547 schedule+0xcb/0x270 kernel/sched/core.c:4625 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4684 __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:1392 perf_event_ctx_lock kernel/events/core.c:1405 [inline] perf_event_release_kernel+0x3c1/0xc80 kernel/events/core.c:5112 perf_release+0x33/0x50 kernel/events/core.c:5223 __fput+0x285/0x9f0 fs/file_table.c:281 task_work_run+0xe2/0x1a0 kernel/task_work.c:185 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+0x38/0x1d0 kernel/entry/common.c:274 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f516198d72b RSP: 002b:00007fffc8c60f60 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007f516198d72b RDX: 0000001b2d62f03c RSI: 00007f5161564358 RDI: 0000000000000005 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2d62e224 R10: 00000000000007ea R11: 0000000000000293 R12: 00007f5161aeeb60 R13: 00007f5161aeeb60 R14: 00007f5161aedf60 R15: 000000000002cb02 INFO: task syz-executor.7:4250 blocked for more than 143 seconds. Not tainted 5.10.239 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.7 state:D stack:28240 pid: 4250 ppid: 288 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:3799 [inline] __schedule+0x824/0x1ea0 kernel/sched/core.c:4547 schedule+0xcb/0x270 kernel/sched/core.c:4625 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4684 __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:11724 [inline] __perf_event_ctx_lock_double kernel/events/core.c:11868 [inline] __do_sys_perf_event_open+0x1244/0x2e60 kernel/events/core.c:12141 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f51619dab19 RSP: 002b:00007f515ef2f188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f5161aee020 RCX: 00007f51619dab19 RDX: 0000000000000000 RSI: 0000000000000019 RDI: 0000000020001d80 RBP: 00007f5161a34f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000009 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffc8c60eff R14: 00007f515ef2f300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/22: #0: ffffffff84ff9160 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x27b kernel/locking/lockdep.c:6410 1 lock held by in:imklog/177: 1 lock held by syz-executor.1/4231: #0: ffff888047a508b0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_ctx_lock_nested+0x243/0x4f0 kernel/events/core.c:1392 3 locks held by syz-executor.1/4252: #0: ffff88804791edd8 (&sig->exec_update_lock){++++}-{3:3}, at: __do_sys_perf_event_open+0xfc1/0x2e60 kernel/events/core.c:12123 #1: ffff888047a508b0 (&ctx->mutex){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11723 [inline] #1: ffff888047a508b0 (&ctx->mutex){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11868 [inline] #1: ffff888047a508b0 (&ctx->mutex){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1237/0x2e60 kernel/events/core.c:12141 #2: ffff888047a508b0 (&ctx->mutex/1){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11724 [inline] #2: ffff888047a508b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11868 [inline] #2: ffff888047a508b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1244/0x2e60 kernel/events/core.c:12141 1 lock held by syz-executor.7/4239: #0: ffff88804772f0b0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_ctx_lock_nested+0x243/0x4f0 kernel/events/core.c:1392 3 locks held by syz-executor.7/4250: #0: ffff88804791e0d8 (&sig->exec_update_lock){++++}-{3:3}, at: __do_sys_perf_event_open+0xfc1/0x2e60 kernel/events/core.c:12123 #1: ffff88804772f0b0 (&ctx->mutex){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11723 [inline] #1: ffff88804772f0b0 (&ctx->mutex){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11868 [inline] #1: ffff88804772f0b0 (&ctx->mutex){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1237/0x2e60 kernel/events/core.c:12141 #2: ffff88804772f0b0 (&ctx->mutex/1){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11724 [inline] #2: ffff88804772f0b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11868 [inline] #2: ffff88804772f0b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1244/0x2e60 kernel/events/core.c:12141 =============================================