INFO: task syz-executor.4:4887 blocked for more than 143 seconds.
      Not tainted 5.10.123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4  state:D stack:27952 pid: 4887 ppid:   290 flags:0x00000004
Call Trace:
 context_switch kernel/sched/core.c:3792 [inline]
 __schedule+0x848/0x1e80 kernel/sched/core.c:4541
 schedule+0xcb/0x270 kernel/sched/core.c:4619
 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4678
 __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:12887 [inline]
 perf_event_init_task+0x252/0x800 kernel/events/core.c:12962
 copy_process+0x1721/0x66f0 kernel/fork.c:2079
 kernel_clone+0xe7/0xa20 kernel/fork.c:2466
 __do_sys_clone+0xc8/0x110 kernel/fork.c:2583
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fda76daff41
RSP: 002b:00007ffcf6982f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fda742e2700 RCX: 00007fda76daff41
RDX: 00007fda742e29d0 RSI: 00007fda742e22f0 RDI: 00000000003d0f00
RBP: 00007ffcf6983150 R08: 00007fda742e2700 R09: 00007fda742e2700
R10: 00007fda742e29d0 R11: 0000000000000206 R12: 00007ffcf6982fce
R13: 00007ffcf6982fcf R14: 00007fda742e2300 R15: 0000000000022000
INFO: task syz-executor.4:4911 blocked for more than 143 seconds.
      Not tainted 5.10.123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4  state:D stack:29232 pid: 4911 ppid:   290 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:3792 [inline]
 __schedule+0x848/0x1e80 kernel/sched/core.c:4541
 schedule+0xcb/0x270 kernel/sched/core.c:4619
 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4678
 __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:11664 [inline]
 __perf_event_ctx_lock_double kernel/events/core.c:11723 [inline]
 __do_sys_perf_event_open+0x1244/0x2cb0 kernel/events/core.c:11996
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fda76daeb19
RSP: 002b:00007fda74303188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007fda76ec2020 RCX: 00007fda76daeb19
RDX: 0000000000000000 RSI: 0000000000000045 RDI: 0000000020000000
RBP: 00007fda76e08f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcf6982fcf R14: 00007fda74303300 R15: 0000000000022000

Showing all locks held in the system:
1 lock held by khungtaskd/23:
 #0: ffffffff84df7460 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6389
1 lock held by in:imklog/178:
1 lock held by syz-executor.4/4887:
 #0: ffff888048b064b0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_init_context kernel/events/core.c:12887 [inline]
 #0: ffff888048b064b0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_init_task+0x252/0x800 kernel/events/core.c:12962
3 locks held by syz-executor.4/4911:
 #0: ffff8880240060d8 (&sig->exec_update_lock){++++}-{3:3}, at: __do_sys_perf_event_open+0xfc1/0x2cb0 kernel/events/core.c:11978
 #1: ffff888048b064b0 (&ctx->mutex){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11663 [inline]
 #1: ffff888048b064b0 (&ctx->mutex){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11723 [inline]
 #1: ffff888048b064b0 (&ctx->mutex){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1237/0x2cb0 kernel/events/core.c:11996
 #2: ffff888048b064b0 (&ctx->mutex/1){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11664 [inline]
 #2: ffff888048b064b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11723 [inline]
 #2: ffff888048b064b0 (&ctx->mutex/1){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1244/0x2cb0 kernel/events/core.c:11996

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