------------[ cut here ]------------
WARNING: CPU: 0 PID: 5075 at net/ipv4/route.c:1259 kfree_skb include/linux/skbuff.h:1237 [inline]
WARNING: CPU: 0 PID: 5075 at net/ipv4/route.c:1259 ip_rt_bug+0x28/0x120 net/ipv4/route.c:1258
Modules linked in:
CPU: 0 PID: 5075 Comm: syz-executor.3 Not tainted 6.5.0-rc5-syzkaller-00231-gde4c5efeeca7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:ip_rt_bug+0x28/0x120 net/ipv4/route.c:1259
Code: 00 00 f3 0f 1e fa 41 54 55 53 48 89 d3 48 83 ec 08 e8 5c a9 e0 f8 66 90 e8 55 a9 e0 f8 be 02 00 00 00 48 89 df e8 08 3a 7c ff <0f> 0b 48 83 c4 08 31 c0 5b 5d 41 5c c3 e8 36 a9 e0 f8 48 8d 7b 10
RSP: 0018:ffffc900000077c8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff888027d76c80 RCX: 0000000000000100
RDX: ffff888029125940 RSI: ffffffff88a55f58 RDI: ffffffff8ac811a0
RBP: ffff888027d76c80 R08: 0000000000000001 R09: fffffbfff2309de2
R10: ffffffff9184ef17 R11: ffffffff8a35e628 R12: ffff888029f50000
R13: ffff8880176c8d00 R14: 0000000000000000 R15: ffff888027d76cd8
FS:  0000555556b5e480(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6147ec56be CR3: 0000000047d99000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 dst_output include/net/dst.h:458 [inline]
 ip_local_out net/ipv4/ip_output.c:127 [inline]
 ip_send_skb net/ipv4/ip_output.c:1486 [inline]
 ip_push_pending_frames+0x120/0x2a0 net/ipv4/ip_output.c:1506
 icmp_push_reply+0x30f/0x450 net/ipv4/icmp.c:389
 __icmp_send+0xccc/0x17e0 net/ipv4/icmp.c:770
 ipv4_send_dest_unreach net/ipv4/route.c:1239 [inline]
 ipv4_link_failure+0x5ba/0x9f0 net/ipv4/route.c:1246
 dst_link_failure include/net/dst.h:437 [inline]
 arp_error_report+0xcf/0x1c0 net/ipv4/arp.c:296
 neigh_invalidate+0x21c/0x560 net/core/neighbour.c:1048
 neigh_timer_handler+0xbd0/0xf50 net/core/neighbour.c:1135
 call_timer_fn+0x1a0/0x580 kernel/time/timer.c:1700
 expire_timers kernel/time/timer.c:1751 [inline]
 __run_timers+0x764/0xb10 kernel/time/timer.c:2022
 run_timer_softirq+0x58/0xd0 kernel/time/timer.c:2035
 __do_softirq+0x218/0x965 kernel/softirq.c:553
 invoke_softirq kernel/softirq.c:427 [inline]
 __irq_exit_rcu kernel/softirq.c:632 [inline]
 irq_exit_rcu+0xb7/0x120 kernel/softirq.c:644
 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1109
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:lock_release+0x2c/0x680 kernel/locking/lockdep.c:5769
Code: 1e fa 48 b8 00 00 00 00 00 fc ff df 41 57 41 56 41 55 41 54 49 89 fc 55 53 48 81 ec 90 00 00 00 48 8d 6c 24 10 48 89 74 24 08 <48> c7 44 24 10 b3 8a b5 41 48 c1 ed 03 48 c7 44 24 18 80 c1 15 8c
RSP: 0018:ffffc9000431f820 EFLAGS: 00000282
RAX: dffffc0000000000 RBX: ffff8880633dc000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff81e0dc68 RDI: ffffffff8c9a72c0
RBP: ffffc9000431f830 R08: 0000000000000000 R09: fffffbfff2309dd0
R10: ffffffff9184ee87 R11: 0000000000000000 R12: ffffffff8c9a72c0
R13: 0000000000000001 R14: 0000000000000cc0 R15: ffffffff814bf7f3
 rcu_lock_release include/linux/rcupdate.h:308 [inline]
 rcu_read_unlock include/linux/rcupdate.h:782 [inline]
 percpu_ref_tryget_many include/linux/percpu-refcount.h:250 [inline]
 percpu_ref_tryget include/linux/percpu-refcount.h:266 [inline]
 obj_cgroup_tryget include/linux/memcontrol.h:786 [inline]
 __get_obj_cgroup_from_memcg+0xb0/0x2b0 mm/memcontrol.c:3014
 get_obj_cgroup_from_current+0x121/0x270 mm/memcontrol.c:3034
 memcg_slab_pre_alloc_hook mm/slab.h:487 [inline]
 slab_pre_alloc_hook mm/slab.h:714 [inline]
 slab_alloc_node mm/slub.c:3452 [inline]
 slab_alloc mm/slub.c:3478 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3485 [inline]
 kmem_cache_alloc+0x8e/0x3b0 mm/slub.c:3494
 vma_lock_alloc kernel/fork.c:459 [inline]
 vm_area_dup+0x53/0x2f0 kernel/fork.c:512
 dup_mmap+0x8c3/0x1c70 kernel/fork.c:710
 dup_mm kernel/fork.c:1689 [inline]
 copy_mm kernel/fork.c:1738 [inline]
 copy_process+0x6c11/0x7400 kernel/fork.c:2504
 kernel_clone+0xfd/0x8f0 kernel/fork.c:2912
 __do_sys_clone+0xba/0x100 kernel/fork.c:3055
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f663de79b13
Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffef5642b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f663de79b13
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 0000555556b5e750 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	fa                   	cli
   1:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   8:	fc ff df
   b:	41 57                	push   %r15
   d:	41 56                	push   %r14
   f:	41 55                	push   %r13
  11:	41 54                	push   %r12
  13:	49 89 fc             	mov    %rdi,%r12
  16:	55                   	push   %rbp
  17:	53                   	push   %rbx
  18:	48 81 ec 90 00 00 00 	sub    $0x90,%rsp
  1f:	48 8d 6c 24 10       	lea    0x10(%rsp),%rbp
  24:	48 89 74 24 08       	mov    %rsi,0x8(%rsp)
* 29:	48 c7 44 24 10 b3 8a 	movq   $0x41b58ab3,0x10(%rsp) <-- trapping instruction
  30:	b5 41
  32:	48 c1 ed 03          	shr    $0x3,%rbp
  36:	48 c7 44 24 18 80 c1 	movq   $0xffffffff8c15c180,0x18(%rsp)
  3d:	15 8c