------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(1)
WARNING: CPU: 1 PID: 17 at kernel/locking/lockdep.c:231 hlock_class kernel/locking/lockdep.c:231 [inline]
WARNING: CPU: 1 PID: 17 at kernel/locking/lockdep.c:231 check_wait_context kernel/locking/lockdep.c:4772 [inline]
WARNING: CPU: 1 PID: 17 at kernel/locking/lockdep.c:231 __lock_acquire+0x58c/0x2040 kernel/locking/lockdep.c:5092
Modules linked in:
CPU: 1 UID: 0 PID: 17 Comm: rcu_preempt Not tainted 6.11.0-rc1-syzkaller-00154-gc0ecd6388360 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:hlock_class kernel/locking/lockdep.c:231 [inline]
RIP: 0010:check_wait_context kernel/locking/lockdep.c:4772 [inline]
RIP: 0010:__lock_acquire+0x58c/0x2040 kernel/locking/lockdep.c:5092
Code: 00 00 83 3d 85 23 a8 0e 00 75 23 90 48 c7 c7 00 d4 0a 8c 48 c7 c6 a0 d6 0a 8c e8 bf d9 e5 ff 48 ba 00 00 00 00 00 fc ff df 90 <0f> 0b 90 90 90 31 db 48 81 c3 c4 00 00 00 48 89 d8 48 c1 e8 03 0f
RSP: 0018:ffffc90000167670 EFLAGS: 00010046
RAX: 1d96f7bc491cad00 RBX: 0000000000000e20 RCX: ffff8880182d8000
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff815592f2 R09: fffffbfff1cf9f80
R10: dffffc0000000000 R11: fffffbfff1cf9f80 R12: ffff8880182d8000
R13: 0000000000000e20 R14: 1ffff1100305b160 R15: ffff8880182d8b00
FS:  0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9cb34fddde CR3: 000000004f882000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759
 _raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378
 raw_spin_rq_lock_nested+0xb0/0x140 kernel/sched/core.c:568
 raw_spin_rq_lock kernel/sched/sched.h:1415 [inline]
 rq_lock kernel/sched/sched.h:1714 [inline]
 __schedule+0x357/0x4a60 kernel/sched/core.c:6436
 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:6851
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_reschedule_ipi+0x1a/0x20 arch/x86/include/asm/idtentry.h:707
RIP: 0010:rcu_gp_fqs_loop+0x5ce/0x1330 kernel/rcu/tree.c:2056
Code: 00 44 89 3d 08 99 9c 0e 44 89 f8 6b c0 64 4a 8d 84 30 f4 01 00 00 48 89 05 6f bb 18 0d ff cb 89 1d 6f bb 18 0d f6 44 24 1c 01 <48> c7 c1 00 3b 7b 81 48 c7 c0 d0 3d 7b 81 48 0f 44 c8 48 89 8c 24
RSP: 0018:ffffc90000167ca0 EFLAGS: 00000246
RAX: 000000010002c5ab RBX: 0000000000000000 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: ffffffff8c0ad560 RDI: 0000000000000001
RBP: ffffc90000167df0 R08: ffffffff9017a9af R09: 1ffffffff202f535
R10: dffffc0000000000 R11: fffffbfff202f536 R12: dffffc0000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffc90000167d68
 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2236
 kthread+0x2f2/0x390 kernel/kthread.c:389
 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
----------------
Code disassembly (best guess):
   0:	00 44 89 3d          	add    %al,0x3d(%rcx,%rcx,4)
   4:	08 99 9c 0e 44 89    	or     %bl,-0x76bbf164(%rcx)
   a:	f8                   	clc
   b:	6b c0 64             	imul   $0x64,%eax,%eax
   e:	4a 8d 84 30 f4 01 00 	lea    0x1f4(%rax,%r14,1),%rax
  15:	00
  16:	48 89 05 6f bb 18 0d 	mov    %rax,0xd18bb6f(%rip)        # 0xd18bb8c
  1d:	ff cb                	dec    %ebx
  1f:	89 1d 6f bb 18 0d    	mov    %ebx,0xd18bb6f(%rip)        # 0xd18bb94
  25:	f6 44 24 1c 01       	testb  $0x1,0x1c(%rsp)
* 2a:	48 c7 c1 00 3b 7b 81 	mov    $0xffffffff817b3b00,%rcx <-- trapping instruction
  31:	48 c7 c0 d0 3d 7b 81 	mov    $0xffffffff817b3dd0,%rax
  38:	48 0f 44 c8          	cmove  %rax,%rcx
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	8c                   	.byte 0x8c
  3f:	24                   	.byte 0x24