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BUG: KMSAN: uninit-value in bond_neigh_setup+0xa4/0x110 drivers/net/bonding/bond_main.c:3745
CPU: 0 PID: 32 Comm: kauditd Not tainted 5.5.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x220 lib/dump_stack.c:118
 kmsan_report+0xf8/0x1e0 mm/kmsan/kmsan_report.c:118
 __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215
 bond_neigh_setup+0xa4/0x110 drivers/net/bonding/bond_main.c:3745
 bond_neigh_init+0x216/0x4b0 drivers/net/bonding/bond_main.c:3716
 ___neigh_create+0x15f1/0x2e20 net/core/neighbour.c:613
 __neigh_create+0xbd/0xd0 net/core/neighbour.c:674
 ip6_finish_output2+0x149a/0x2670 net/ipv6/ip6_output.c:113
 __ip6_finish_output+0x83d/0x8f0 net/ipv6/ip6_output.c:142
 ip6_finish_output+0x2db/0x420 net/ipv6/ip6_output.c:152
 NF_HOOK_COND include/linux/netfilter.h:296 [inline]
 ip6_output+0x60a/0x770 net/ipv6/ip6_output.c:175
 dst_output include/net/dst.h:436 [inline]
 NF_HOOK include/linux/netfilter.h:307 [inline]
 mld_sendpack+0xebd/0x13d0 net/ipv6/mcast.c:1682
 mld_send_cr net/ipv6/mcast.c:1978 [inline]
 mld_ifc_timer_expire+0x1181/0x1790 net/ipv6/mcast.c:2477
 call_timer_fn+0x232/0x530 kernel/time/timer.c:1404
 expire_timers kernel/time/timer.c:1449 [inline]
 __run_timers+0xd60/0x1270 kernel/time/timer.c:1773
 run_timer_softirq+0x2d/0x50 kernel/time/timer.c:1786
 __do_softirq+0x4a1/0x83a kernel/softirq.c:293
 invoke_softirq kernel/softirq.c:375 [inline]
 irq_exit+0x230/0x280 kernel/softirq.c:416
 exiting_irq+0xe/0x10 arch/x86/include/asm/apic.h:536
 smp_apic_timer_interrupt+0x48/0x70 arch/x86/kernel/apic/apic.c:1140
 apic_timer_interrupt+0x2e/0x40 arch/x86/entry/entry_64.S:834
 </IRQ>
RIP: 0010:console_unlock+0x18fb/0x1c60 kernel/printk/printk.c:2482
Code: 24 18 48 8b 9c 24 a8 00 00 00 e8 70 b0 00 00 48 83 bc 24 d0 00 00 00 00 75 34 48 89 9c 24 18 01 00 00 ff b4 24 18 01 00 00 9d <44> 89 f0 34 01 22 44 24 31 44 89 f3 0a 5c 24 0f 3c 01 74 1e f6 c3
RSP: 0018:ffffa91f40fcf820 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 00007ffffffff000 RBX: 0000000000000282 RCX: ffff98d12819bd00
RDX: ffff98d12819bd00 RSI: 0000000000000004 RDI: 0000000000037860
RBP: ffffa91f40fcf9a0 R08: ffffdcb38000000f R09: ffff98d12fffb000
R10: 0000000000000000 R11: ffffffffb43bb680 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: ffff98d12819c6d0
 vprintk_emit+0x44d/0x860 kernel/printk/printk.c:2002
 vprintk_default+0x90/0xa0 kernel/printk/printk.c:2029
 vprintk_func+0x635/0x810 kernel/printk/printk_safe.c:386
 printk+0x180/0x1c3 kernel/printk/printk.c:2062
 kauditd_printk_skb kernel/audit.c:532 [inline]
 kauditd_hold_skb+0x287/0x2f0 kernel/audit.c:565
 kauditd_send_queue+0x22d/0x6e0 kernel/audit.c:728
 kauditd_thread+0x9f6/0xf90 kernel/audit.c:854
 kthread+0x4b5/0x4f0 kernel/kthread.c:256
 ret_from_fork+0x35/0x40 arch/x86/entry/entry_64.S:353

Local variable ----parms@bond_neigh_init created at:
 bond_neigh_init+0x8c/0x4b0 drivers/net/bonding/bond_main.c:3707
 bond_neigh_init+0x8c/0x4b0 drivers/net/bonding/bond_main.c:3707
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