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ODEBUG: free active (active state 0) object: ffff88801d2fd2a8 object type: hrtimer hint: perf_swevent_hrtimer+0x0/0x550 kernel/events/core.c:11857
WARNING: CPU: 0 PID: 11290 at lib/debugobjects.c:615 debug_print_object+0x16b/0x1e0 lib/debugobjects.c:612
Modules linked in:
CPU: 0 UID: 0 PID: 11290 Comm: syz.0.1538 Not tainted 6.16.0-rc4-syzkaller-gbf4807c89d8f #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:debug_print_object+0x16b/0x1e0 lib/debugobjects.c:612
Code: 4c 89 ff e8 67 e9 5b fd 4d 8b 0f 48 c7 c7 e0 98 e2 8b 48 8b 34 24 4c 89 ea 89 e9 4d 89 f0 41 54 e8 4a 0f bc fc 48 83 c4 08 90 <0f> 0b 90 90 ff 05 47 10 da 0a 48 83 c4 08 5b 41 5c 41 5d 41 5e 41
RSP: 0018:ffffc90000007a90 EFLAGS: 00010296
RAX: b34091e238a80800 RBX: dffffc0000000000 RCX: ffff88802fe59e00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa9fc R12: ffffffff81f3ec90
R13: ffffffff8be29a60 R14: ffff88801d2fd2a8 R15: ffffffff8b8cf3c0
FS:  00007ff3fafe66c0(0000) GS:ffff888125c1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdd0b0e56c0 CR3: 000000005a16e000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __debug_check_no_obj_freed lib/debugobjects.c:1099 [inline]
 debug_check_no_obj_freed+0x3a2/0x470 lib/debugobjects.c:1129
 slab_free_hook mm/slub.c:2312 [inline]
 slab_free mm/slub.c:4643 [inline]
 kmem_cache_free+0x113/0x400 mm/slub.c:4745
 rcu_do_batch kernel/rcu/tree.c:2576 [inline]
 rcu_core+0xca5/0x1710 kernel/rcu/tree.c:2832
 handle_softirqs+0x286/0x870 kernel/softirq.c:579
 __do_softirq kernel/softirq.c:613 [inline]
 invoke_softirq kernel/softirq.c:453 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:104 [inline]
RIP: 0010:__local_bh_enable_ip+0x135/0x1c0 kernel/softirq.c:414
Code: 8b e8 6f a1 e9 09 65 66 8b 05 7f 6e 1a 11 66 85 c0 75 5a bf 01 00 00 00 e8 a8 32 0b 00 e8 f3 48 42 00 fb 65 8b 05 5b 6e 1a 11 <85> c0 75 05 e8 92 04 ae ff 48 c7 04 24 0e 36 e0 45 4b c7 04 37 00
RSP: 0018:ffffc90003c7f920 EFLAGS: 00000282
RAX: 0000000080000000 RBX: 0000000000000200 RCX: b34091e238a80800
RDX: 0000000000000000 RSI: ffffffff8d996a93 RDI: ffffffff8be28f40
RBP: ffffc90003c7f9b0 R08: ffffffff8fa1d6f7 R09: 1ffffffff1f43ade
R10: dffffc0000000000 R11: fffffbfff1f43adf R12: ffffffff8996cec5
R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffff9200078ff24
 local_bh_enable include/linux/bottom_half.h:33 [inline]
 bpf_test_run+0x3fc/0x830 net/bpf/test_run.c:437
 bpf_prog_test_run_skb+0xb30/0x1560 net/bpf/test_run.c:1099
 bpf_prog_test_run+0x2c4/0x340 kernel/bpf/syscall.c:4429
 __sys_bpf+0x4a4/0x860 kernel/bpf/syscall.c:5854
 __do_sys_bpf kernel/bpf/syscall.c:5943 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5941 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5941
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff3fa18e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff3fafe6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007ff3fa3b5fa0 RCX: 00007ff3fa18e929
RDX: 0000000000000050 RSI: 00002000000001c0 RDI: 000000000000000a
RBP: 00007ff3fa210b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff3fa3b5fa0 R15: 00007ffc3df43f58
 </TASK>
----------------
Code disassembly (best guess):
   0:	8b e8                	mov    %eax,%ebp
   2:	6f                   	outsl  %ds:(%rsi),(%dx)
   3:	a1 e9 09 65 66 8b 05 	movabs 0x6e7f058b666509e9,%eax
   a:	7f 6e
   c:	1a 11                	sbb    (%rcx),%dl
   e:	66 85 c0             	test   %ax,%ax
  11:	75 5a                	jne    0x6d
  13:	bf 01 00 00 00       	mov    $0x1,%edi
  18:	e8 a8 32 0b 00       	call   0xb32c5
  1d:	e8 f3 48 42 00       	call   0x424915
  22:	fb                   	sti
  23:	65 8b 05 5b 6e 1a 11 	mov    %gs:0x111a6e5b(%rip),%eax        # 0x111a6e85
* 2a:	85 c0                	test   %eax,%eax <-- trapping instruction
  2c:	75 05                	jne    0x33
  2e:	e8 92 04 ae ff       	call   0xffae04c5
  33:	48 c7 04 24 0e 36 e0 	movq   $0x45e0360e,(%rsp)
  3a:	45
  3b:	4b                   	rex.WXB
  3c:	c7                   	.byte 0xc7
  3d:	04 37                	add    $0x37,%al