=============================
[ BUG: Invalid wait context ]
6.9.0-rc6-syzkaller-00227-g3d25a941ea50 #0 Not tainted
-----------------------------
syz-executor.5/4880 is trying to lock:
ffff8880b953e698 (&of->mutex#2){+.+.}-{3:3}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:559
other info that might help us debug this:
context-{4:4}
4 locks held by syz-executor.5/4880:
 #0: ffffffff8e00a058 (tasklist_lock){.+.+}-{2:2}, at: kill_something_info kernel/signal.c:1617 [inline]
 #0: ffffffff8e00a058 (tasklist_lock){.+.+}-{2:2}, at: __do_sys_kill kernel/signal.c:3832 [inline]
 #0: ffffffff8e00a058 (tasklist_lock){.+.+}-{2:2}, at: __se_sys_kill+0x220/0x5d0 kernel/signal.c:3826
 #1: ffff88802a07e5d8 (&sighand->siglock){-.-.}-{2:2}, at: __lock_task_sighand+0x149/0x2e0 kernel/signal.c:1414
 #2: ffff888060136410 (&p->pi_lock){-.-.}-{2:2}, at: class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:553 [inline]
 #2: ffff888060136410 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0xb0/0x1470 kernel/sched/core.c:4262
 #3: ffff8880b943e698 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:559
stack backtrace:
CPU: 0 PID: 4880 Comm: syz-executor.5 Not tainted 6.9.0-rc6-syzkaller-00227-g3d25a941ea50 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
 print_lock_invalid_wait_context kernel/locking/lockdep.c:4751 [inline]
 check_wait_context kernel/locking/lockdep.c:4821 [inline]
 __lock_acquire+0x1507/0x1fd0 kernel/locking/lockdep.c:5087
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754
 _raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378
 raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:559
 _double_lock_balance kernel/sched/sched.h:2716 [inline]
 double_lock_balance kernel/sched/sched.h:2761 [inline]
 find_lock_lowest_rq+0x1e1/0x670 kernel/sched/rt.c:1942
 push_rt_task+0x13f/0x7f0 kernel/sched/rt.c:2075
 push_rt_tasks kernel/sched/rt.c:2125 [inline]
 task_woken_rt+0x14c/0x220 kernel/sched/rt.c:2425
 ttwu_do_activate+0x338/0x7e0 kernel/sched/core.c:3805
 ttwu_queue kernel/sched/core.c:4057 [inline]
 try_to_wake_up+0x88b/0x1470 kernel/sched/core.c:4378
 signal_wake_up_state+0xb4/0x120 kernel/signal.c:773
 signal_wake_up include/linux/sched/signal.h:448 [inline]
 complete_signal+0xb36/0xcf0 kernel/signal.c:1055
 __send_signal_locked+0xb1b/0xdc0 kernel/signal.c:1185
 do_send_sig_info kernel/signal.c:1301 [inline]
 group_send_sig_info+0x292/0x310 kernel/signal.c:1453
 __kill_pgrp_info kernel/signal.c:1469 [inline]
 kill_something_info kernel/signal.c:1619 [inline]
 __do_sys_kill kernel/signal.c:3832 [inline]
 __se_sys_kill+0x431/0x5d0 kernel/signal.c:3826
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe1e5e41307
Code: 48 83 c4 08 c3 66 0f 1f 44 00 00 48 c7 c2 b0 ff ff ff 64 89 02 b8 ff ff ff ff eb e4 0f 1f 80 00 00 00 00 b8 3e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0ac09998 EFLAGS: 00000297 ORIG_RAX: 000000000000003e
RAX: ffffffffffffffda RBX: 0000000000000013 RCX: 00007fe1e5e41307
RDX: 00000000000003e9 RSI: 0000000000000009 RDI: 00000000ffffffed
RBP: 00007ffe0ac099fc R08: 0000000000000010 R09: 00007fe1e6adc0b0
R10: 00007fe1e6adc080 R11: 0000000000000297 R12: 0000000000000064
R13: 00000000001f363c R14: 00000000001f2d03 R15: 0000000000000016
 </TASK>