WARNING: CPU: 0 PID: 8006 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: 8006 Comm: syz-executor.2 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: ffff8880a38d8480 R12: 0000000000000000
R13: 0000000000000000 R14: ffff88804d380100 R15: ffff88809cc211f8
 __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_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:lock_release+0x41e/0x870 kernel/locking/lockdep.c:4020
RSP: 0018:ffff8880a9a8f798 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff11e1341 RBX: 1ffff11015351ef6 RCX: 1ffff1101471b1b0
RDX: dffffc0000000000 RSI: 0000000000000004 RDI: 0000000000000286
RBP: ffff8880a38d8480 R08: ffffffff8b9c3978 R09: 0000000000000003
R10: 0000000000000000 R11: ffff8880a38d8480 R12: 9cd5602d36fadca8
R13: 0000000000000003 R14: ffff8880a38d8480 R15: 0000000000000004
 prepare_alloc_pages mm/page_alloc.c:4127 [inline]
 __alloc_pages_nodemask+0x1ba/0x2720 mm/page_alloc.c:4179
 alloc_pages_current+0x155/0x260 mm/mempolicy.c:2107
 alloc_pages include/linux/gfp.h:520 [inline]
 pte_alloc_one+0x15/0x100 arch/x86/mm/pgtable.c:30
 __pte_alloc+0x25/0x2c0 mm/memory.c:678
 copy_pte_range mm/memory.c:1103 [inline]
 copy_pmd_range mm/memory.c:1179 [inline]
 copy_pud_range mm/memory.c:1213 [inline]
 copy_p4d_range mm/memory.c:1235 [inline]
 copy_page_range+0x1788/0x2630 mm/memory.c:1297
 dup_mmap kernel/fork.c:709 [inline]
 dup_mm kernel/fork.c:1200 [inline]
 copy_mm kernel/fork.c:1255 [inline]
 copy_process.part.0+0x4df8/0x71c0 kernel/fork.c:1791
 copy_process kernel/fork.c:1606 [inline]
 _do_fork+0x184/0xc80 kernel/fork.c:2092
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7f3fa72267fb
RSP: 002b:00007fff480daa30 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3fa72267fb
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 000055555752d400
R10: 000055555752d6d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007fff480dab10

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