BUG: MAX_STACK_TRACE_ENTRIES too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 5946 Comm: syz-executor212 Not tainted 6.14.0-rc3-syzkaller-00293-g5cf80612d3f7 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 save_trace+0x78f/0xb60 kernel/locking/lockdep.c:581
 check_prev_add kernel/locking/lockdep.c:3224 [inline]
 check_prevs_add kernel/locking/lockdep.c:3282 [inline]
 validate_chain kernel/locking/lockdep.c:3906 [inline]
 __lock_acquire+0x312a/0x3c40 kernel/locking/lockdep.c:5228
 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5851
 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
 _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154
 htab_lock_bucket kernel/bpf/hashtab.c:167 [inline]
 htab_lru_map_delete_elem+0x1c8/0x790 kernel/bpf/hashtab.c:1483
 bpf_prog_6f5f05285f674219+0x43/0x4c
 bpf_dispatcher_nop_func include/linux/bpf.h:1290 [inline]
 __bpf_prog_run include/linux/filter.h:701 [inline]
 bpf_prog_run include/linux/filter.h:708 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:2371 [inline]
 bpf_trace_run2+0x231/0x590 kernel/trace/bpf_trace.c:2412
 __traceiter_kfree+0x2d/0x50 include/trace/events/kmem.h:94
 __do_trace_kfree include/trace/events/kmem.h:94 [inline]
 trace_kfree include/trace/events/kmem.h:94 [inline]
 kfree+0x244/0x4d0 mm/slub.c:4744
 security_task_free+0x9d/0x1a0 security/security.c:3181
 __put_task_struct+0x120/0x3b0 kernel/fork.c:989
 put_task_struct include/linux/sched/task.h:145 [inline]
 put_task_struct include/linux/sched/task.h:132 [inline]
 delayed_put_task_struct+0x119/0x2f0 kernel/exit.c:227
 rcu_do_batch kernel/rcu/tree.c:2546 [inline]
 rcu_core+0x79d/0x14d0 kernel/rcu/tree.c:2802
 handle_softirqs+0x213/0x8f0 kernel/softirq.c:561
 __do_softirq kernel/softirq.c:595 [inline]
 invoke_softirq kernel/softirq.c:435 [inline]
 __irq_exit_rcu+0x109/0x170 kernel/softirq.c:662
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1049
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 b6 da 3c f6 48 89 df e8 0e 5a 3d f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 <bf> 01 00 00 00 e8 85 2f 2e f6 65 8b 05 a6 13 aa 74 85 c0 74 16 5b
RSP: 0018:ffffc9000395fc68 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffff888029276c20 RCX: 1ffffffff20c4231
RDX: 0000000000000000 RSI: ffffffff8b6ced20 RDI: ffffffff8bd35680
RBP: 0000000000000246 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff90625517 R11: 0000000000000000 R12: dffffc0000000000
R13: 0000000000000000 R14: ffffc9000395fd10 R15: 0000000000000004
 do_wait+0x175/0x570 kernel/exit.c:1687
 kernel_wait4+0x16c/0x280 kernel/exit.c:1850
 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1878
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7fbb6aadf3
Code: fe ff e9 41 ff ff ff 31 c9 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 80 3d 91 a2 07 00 00 49 89 ca 74 14 b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5d c3 0f 1f 40 00 48 83 ec 28 89 54 24 14 48
RSP: 002b:00007ffc5bd76538 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000004ab95 RCX: 00007f7fbb6aadf3
RDX: 0000000040000001 RSI: 00007ffc5bd7655c RDI: 00000000ffffffff
RBP: 0000000000003f6c R08: 000000000000d34c R09: 00007f7fbb66c000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc5bd7655c
R13: 00007ffc5bd76590 R14: 00007ffc5bd76570 R15: 0000000000002953
 </TASK>
----------------
Code disassembly (best guess):
   0:	f5                   	cmc
   1:	53                   	push   %rbx
   2:	48 8b 74 24 10       	mov    0x10(%rsp),%rsi
   7:	48 89 fb             	mov    %rdi,%rbx
   a:	48 83 c7 18          	add    $0x18,%rdi
   e:	e8 b6 da 3c f6       	call   0xf63cdac9
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 0e 5a 3d f6       	call   0xf63d5a29
  1b:	f7 c5 00 02 00 00    	test   $0x200,%ebp
  21:	75 23                	jne    0x46
  23:	9c                   	pushf
  24:	58                   	pop    %rax
  25:	f6 c4 02             	test   $0x2,%ah
  28:	75 37                	jne    0x61
* 2a:	bf 01 00 00 00       	mov    $0x1,%edi <-- trapping instruction
  2f:	e8 85 2f 2e f6       	call   0xf62e2fb9
  34:	65 8b 05 a6 13 aa 74 	mov    %gs:0x74aa13a6(%rip),%eax        # 0x74aa13e1
  3b:	85 c0                	test   %eax,%eax
  3d:	74 16                	je     0x55
  3f:	5b                   	pop    %rbx