RBP: 00007f90ad45a1d0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000002
R13: 00007ffeed7bf6cf R14: 00007f90ad45a300 R15: 0000000000022000
hpet: Lost 2 RTC interrupts
INFO: task syz-executor.5:10601 blocked for more than 143 seconds.
      Not tainted 5.10.245 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5  state:D stack:27936 pid:10601 ppid:   281 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_init_context kernel/events/core.c:13048 [inline]
 perf_event_init_task+0x25a/0x800 kernel/events/core.c:13123
 copy_process+0x182c/0x78b0 kernel/fork.c:2185
 kernel_clone+0xe7/0x980 kernel/fork.c:2582
 __do_sys_clone+0xc8/0x110 kernel/fork.c:2699
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x67/0xd1
RIP: 0033:0x7fc93f018f41
RSP: 002b:00007ffe9e4bcf78 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fc93c54b700 RCX: 00007fc93f018f41
RDX: 00007fc93c54b9d0 RSI: 00007fc93c54b2f0 RDI: 00000000003d0f00
RBP: 00007ffe9e4bd1b0 R08: 00007fc93c54b700 R09: 00007fc93c54b700
R10: 00007fc93c54b9d0 R11: 0000000000000206 R12: 00007ffe9e4bd02e
R13: 00007ffe9e4bd02f R14: 00007fc93c54b300 R15: 0000000000022000
INFO: task syz-executor.5:10625 blocked for more than 143 seconds.
      Not tainted 5.10.245 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5  state:D stack:29240 pid:10625 ppid:   281 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:11738 [inline]
 __perf_event_ctx_lock_double kernel/events/core.c:11882 [inline]
 __do_sys_perf_event_open+0x1244/0x2e60 kernel/events/core.c:12155
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x67/0xd1
RIP: 0033:0x7fc93f017b19
RSP: 002b:00007fc93c56c188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007fc93f12b020 RCX: 00007fc93f017b19
RDX: 0000000000000000 RSI: 00000000000002c1 RDI: 0000000020000000
RBP: 00007fc93f071f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe9e4bd02f R14: 00007fc93c56c300 R15: 0000000000022000

Showing all locks held in the system:
1 lock held by khungtaskd/23:
 #0: ffffffff84ff9ca0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x27b kernel/locking/lockdep.c:6410
1 lock held by in:imklog/199:
 #0: ffff88800d7159f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xf1/0x190 fs/file.c:997
2 locks held by agetty/218:
 #0: ffff888018016098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x90 drivers/tty/tty_ldisc.c:267
 #1: ffffc900007dd2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xf22/0x14e0 drivers/tty/n_tty.c:2209
1 lock held by syz-executor.5/10601:
 #0: ffff888048271cb0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_init_context kernel/events/core.c:13048 [inline]
 #0: ffff888048271cb0 (&ctx->mutex){+.+.}-{3:3}, at: perf_event_init_task+0x25a/0x800 kernel/events/core.c:13123
3 locks held by syz-executor.5/10625:
 #0: ffff88804681a658 (&sig->exec_update_lock){++++}-{3:3}, at: __do_sys_perf_event_open+0xfc1/0x2e60 kernel/events/core.c:12137
 #1: ffff888048271cb0 (&ctx->mutex){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11737 [inline]
 #1: ffff888048271cb0 (&ctx->mutex){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11882 [inline]
 #1: ffff888048271cb0 (&ctx->mutex){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1237/0x2e60 kernel/events/core.c:12155
 #2: ffff888048271cb0 (&ctx->mutex/1){+.+.}-{3:3}, at: mutex_lock_double kernel/events/core.c:11738 [inline]
 #2: ffff888048271cb0 (&ctx->mutex/1){+.+.}-{3:3}, at: __perf_event_ctx_lock_double kernel/events/core.c:11882 [inline]
 #2: ffff888048271cb0 (&ctx->mutex/1){+.+.}-{3:3}, at: __do_sys_perf_event_open+0x1244/0x2e60 kernel/events/core.c:12155

=============================================