INFO: task syz-executor.3:9983 blocked for more than 143 seconds.
      Not tainted 5.10.170 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3  state:D stack:27952 pid: 9983 ppid:   841 flags:0x00000000
Call Trace:
 context_switch kernel/sched/core.c:3797 [inline]
 __schedule+0x848/0x1ed0 kernel/sched/core.c:4545
 schedule+0xcb/0x270 kernel/sched/core.c:4623
 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4682
 __mutex_lock_common kernel/locking/mutex.c:1047 [inline]
 __mutex_lock+0x8e3/0x12a0 kernel/locking/mutex.c:1109
 perf_event_exit_task_context kernel/events/core.c:12476 [inline]
 perf_event_exit_task+0x2aa/0xda0 kernel/events/core.c:12542
 do_exit+0xb7f/0x26a0 kernel/exit.c:867
 do_group_exit+0x125/0x310 kernel/exit.c:980
 __do_sys_exit_group kernel/exit.c:991 [inline]
 __se_sys_exit_group kernel/exit.c:989 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:989
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f971a949b19
RSP: 002b:00007fffc75f5e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f971a949b19
RDX: 00007f971a8fc72b RSI: ffffffffffffffbc RDI: 0000000000000000
RBP: 0000000000000000 R08: 00007f971aa62fe8 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000001 R14: 0000000000000001 R15: 00007fffc75f5f00
INFO: task syz-executor.3:9985 blocked for more than 143 seconds.
      Not tainted 5.10.170 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3  state:D stack:29232 pid: 9985 ppid:   841 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:3797 [inline]
 __schedule+0x848/0x1ed0 kernel/sched/core.c:4545
 schedule+0xcb/0x270 kernel/sched/core.c:4623
 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:4682
 __mutex_lock_common kernel/locking/mutex.c:1047 [inline]
 __mutex_lock+0x8e3/0x12a0 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+0x1248/0x2cb0 kernel/events/core.c:12015
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f971a949b19
RSP: 002b:00007f9717ebf188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f971aa5cf60 RCX: 00007f971a949b19
RDX: 0000000000000000 RSI: 00000000000002a5 RDI: 0000000020001d80
RBP: 00007f971a9a3f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffc75f5bef R14: 00007f9717ebf300 R15: 0000000000022000

Showing all locks held in the system:
1 lock held by khungtaskd/22:
 #0: ffffffff84ff8a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6390
3 locks held by in:imklog/178:
1 lock held by syz-executor.3/9983:
 #0: ffff888038f2ecb0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_exit_task_context kernel/events/core.c:12476 [inline]
 #0: ffff888038f2ecb0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_exit_task+0x2aa/0xda0 kernel/events/core.c:12542
3 locks held by syz-executor.3/9985:
 #0: ffff888022163358 (&sig->exec_update_lock){++++}-{3:3}, at: __do_sys_perf_event_open+0xfc5/0x2cb0 kernel/events/core.c:11997
 #1: ffff888038f2ecb0 (&ctx->mutex){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11597 [inline]
 #1: ffff888038f2ecb0 (&ctx->mutex){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11742 [inline]
 #1: ffff888038f2ecb0 (&ctx->mutex){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x123b/0x2cb0 kernel/events/core.c:12015
 #2: ffff888038f2ecb0 (&ctx->mutex/1){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11598 [inline]
 #2: ffff888038f2ecb0 (&ctx->mutex/1){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11742 [inline]
 #2: ffff888038f2ecb0 (&ctx->mutex/1){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1248/0x2cb0 kernel/events/core.c:12015

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