=====================================================
BUG: KMSAN: uninit-value in expire_timers kernel/time/timer.c:1738 [inline]
BUG: KMSAN: uninit-value in __run_timers+0x866/0xf60 kernel/time/timer.c:2022
 expire_timers kernel/time/timer.c:1738 [inline]
 __run_timers+0x866/0xf60 kernel/time/timer.c:2022
 run_timer_softirq+0x26/0x40 kernel/time/timer.c:2035
 __do_softirq+0x1b7/0x78f kernel/softirq.c:553
 do_softirq+0x9a/0xf0 kernel/softirq.c:454
 __local_bh_enable_ip+0x99/0xa0 kernel/softirq.c:381
 local_bh_enable+0x28/0x30 include/linux/bottom_half.h:33
 rcu_read_unlock_bh include/linux/rcupdate.h:819 [inline]
 __dev_queue_xmit+0x2616/0x50f0 net/core/dev.c:4230
 dev_queue_xmit include/linux/netdevice.h:3088 [inline]
 neigh_direct_output+0x2f/0x40 net/core/neighbour.c:1592
 neigh_output include/net/neighbour.h:544 [inline]
 ip6_finish_output2+0x2179/0x28e0 net/ipv6/ip6_output.c:135
 __ip6_finish_output net/ipv6/ip6_output.c:196 [inline]
 ip6_finish_output+0xa10/0x1240 net/ipv6/ip6_output.c:207
 NF_HOOK_COND include/linux/netfilter.h:292 [inline]
 ip6_output+0x323/0x610 net/ipv6/ip6_output.c:228
 dst_output include/net/dst.h:458 [inline]
 NF_HOOK include/linux/netfilter.h:303 [inline]
 mld_sendpack+0xd8c/0x14c0 net/ipv6/mcast.c:1820
 mld_send_cr net/ipv6/mcast.c:2121 [inline]
 mld_ifc_work+0x124d/0x1810 net/ipv6/mcast.c:2653
 process_one_work+0xbf6/0x17c0 kernel/workqueue.c:2597
 worker_thread+0x107e/0x1d60 kernel/workqueue.c:2748
 kthread+0x3e8/0x540 kernel/kthread.c:389
 ret_from_fork+0x57/0x80 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304

Local variable acpar created at:
 ipt_do_table+0x74/0x21a0 net/ipv4/netfilter/ip_tables.c:238
 iptable_mangle_hook+0x483/0x670 net/ipv4/netfilter/iptable_mangle.c:79

CPU: 1 PID: 5075 Comm: kworker/1:7 Not tainted 6.5.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
Workqueue: mld mld_ifc_work
=====================================================