------------[ cut here ]------------ ODEBUG: free active (active state 0) object type: percpu_counter hint: 0x0 WARNING: CPU: 1 PID: 6706 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 lib/debugobjects.c:502 Modules linked in: CPU: 1 PID: 6706 Comm: syz-executor.0 Not tainted 6.0.0-rc7-syzkaller-01880-gbc37b24ee05e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:debug_print_object+0x16e/0x250 lib/debugobjects.c:502 Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 40 24 49 8a 4c 89 ee 48 c7 c7 e0 17 49 8a e8 54 4f 3b 05 <0f> 0b 83 05 f5 64 dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 RSP: 0018:ffffc90015dafa90 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8161f2a8 RDI: fffff52002bb5f44 RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff8a4ba8c0 R13: ffffffff8a491d00 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007faf5657e700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f624000 CR3: 000000007c033000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __debug_check_no_obj_freed lib/debugobjects.c:989 [inline] debug_check_no_obj_freed+0x301/0x420 lib/debugobjects.c:1020 slab_free_hook mm/slub.c:1734 [inline] slab_free_freelist_hook+0xeb/0x1c0 mm/slub.c:1785 slab_free mm/slub.c:3539 [inline] kfree+0xe2/0x580 mm/slub.c:4567 kvfree+0x42/0x50 mm/util.c:655 htab_map_alloc+0xc76/0x1620 kernel/bpf/hashtab.c:632 find_and_alloc_map kernel/bpf/syscall.c:131 [inline] map_create kernel/bpf/syscall.c:1105 [inline] __sys_bpf+0xa82/0x5f80 kernel/bpf/syscall.c:4938 __do_sys_bpf kernel/bpf/syscall.c:5060 [inline] __se_sys_bpf kernel/bpf/syscall.c:5058 [inline] __x64_sys_bpf+0x75/0xb0 kernel/bpf/syscall.c:5058 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7faf5548a5a9 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007faf5657e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007faf555abf80 RCX: 00007faf5548a5a9 RDX: 0000000000000048 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007faf554e5580 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd01c86c5f R14: 00007faf5657e300 R15: 0000000000022000