ODEBUG: free active (active state 0) object type: rcu_head hint:           (null)
------------[ cut here ]------------
WARNING: CPU: 0 PID: 10442 at lib/debugobjects.c:287 debug_print_object.cold+0xa7/0xdb lib/debugobjects.c:287
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 10442 Comm: syz-executor.5 Not tainted 4.14.290-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x44 kernel/panic.c:547
 report_bug+0x208/0x250 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:debug_print_object.cold+0xa7/0xdb lib/debugobjects.c:287
RSP: 0018:ffff8880ba407d00 EFLAGS: 00010082
RAX: 0000000000000051 RBX: 0000000000000003 RCX: 0000000000000000
RDX: 0000000000000100 RSI: ffffffff878bc880 RDI: ffffed1017480f96
RBP: ffffffff878b1a00 R08: 0000000000000051 R09: 0000000000000000
R10: 0000000000000000 R11: ffff8880a7f74340 R12: 0000000000000000
R13: 0000000000000000 R14: ffff88804f0800c0 R15: ffff88809fb30d20
 __debug_check_no_obj_freed lib/debugobjects.c:747 [inline]
 debug_check_no_obj_freed+0x3b7/0x680 lib/debugobjects.c:776
 kfree+0xb9/0x250 mm/slab.c:3814
 __tcindex_destroy+0x2e/0x70 net/sched/cls_tcindex.c:253
 __rcu_reclaim kernel/rcu/rcu.h:195 [inline]
 rcu_do_batch kernel/rcu/tree.c:2699 [inline]
 invoke_rcu_callbacks kernel/rcu/tree.c:2962 [inline]
 __rcu_process_callbacks kernel/rcu/tree.c:2929 [inline]
 rcu_process_callbacks+0x780/0x1180 kernel/rcu/tree.c:2946
 __do_softirq+0x24d/0x9ff kernel/softirq.c:288
 invoke_softirq kernel/softirq.c:368 [inline]
 irq_exit+0x193/0x240 kernel/softirq.c:409
 exiting_irq arch/x86/include/asm/apic.h:638 [inline]
 smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1106
 apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:793
 </IRQ>
RIP: 0010:arch_local_save_flags arch/x86/include/asm/paravirt.h:774 [inline]
RIP: 0010:arch_local_irq_save arch/x86/include/asm/paravirt.h:796 [inline]
RIP: 0010:lock_is_held_type+0x82/0x210 kernel/locking/lockdep.c:4032
RSP: 0018:ffff88805569fb00 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 0000000000000286 RBX: ffff8880a7f74340 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 00000000ffffffff RDI: ffff8880a7f74bc4
RBP: ffffffff88f78100 R08: 0000000000000000 R09: 0000000000020011
R10: ffff8880a7f74c18 R11: ffff8880a7f74340 R12: 0000000000000000
R13: ffff8880a4452680 R14: ffff888235156a80 R15: 0000000000000000
 ext4_get_group_desc+0x2d3/0x430 fs/ext4/balloc.c:294
 recently_deleted fs/ext4/ialloc.c:688 [inline]
 find_inode_bit+0x18b/0x4e0 fs/ext4/ialloc.c:732
 __ext4_new_inode+0x1379/0x4eb0 fs/ext4/ialloc.c:924
 ext4_symlink+0x2cf/0xaa0 fs/ext4/namei.c:3201
 vfs_symlink+0x3ce/0x620 fs/namei.c:4156
 SYSC_symlinkat fs/namei.c:4183 [inline]
 SyS_symlinkat+0x1dc/0x240 fs/namei.c:4163
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7f4fb0bcfb87
RSP: 002b:00007ffc1fbd2dd8 EFLAGS: 00000206 ORIG_RAX: 000000000000010a
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4fb0bcfb87
RDX: 00007f4fb0c2a235 RSI: 00000000ffffff9c RDI: 00007ffc1fbd2ea0
RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffc1fbd2c70
R10: 00007ffc1fbd2b27 R11: 0000000000000206 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffc1fbd2ea0

======================================================