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BUG: KMSAN: uninit-value in bond_neigh_setup+0xa4/0x110 drivers/net/bonding/bond_main.c:3745
CPU: 0 PID: 2770 Comm: kworker/0:2 Not tainted 5.5.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events uhid_device_add_worker
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:ffffae2b02f1edb0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 00007ffffffff000 RBX: 0000000000000286 RCX: ffff92edace55b80
RDX: ffff92edace55b80 RSI: 0000000000000004 RDI: 0000000000037860
RBP: ffffae2b02f1ef28 R08: ffffed058000000f R09: ffff92edafffb000
R10: 0000000000000000 R11: ffffffffa01bb680 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: ffff92edace56550
 vprintk_emit+0x44d/0x860 kernel/printk/printk.c:2002
 dev_vprintk_emit+0x940/0xb28 drivers/base/core.c:3603
 dev_printk_emit+0x1ce/0x210 drivers/base/core.c:3614
 __dev_printk+0x3af/0x460 drivers/base/core.c:3626
 _dev_err+0x1e5/0x22a drivers/base/core.c:3669
 hid_open_report+0x10e9/0x1480 drivers/hid/hid-core.c:1278
 hid_parse include/linux/hid.h:1017 [inline]
 hid_generic_probe+0xa5/0x170 drivers/hid/hid-generic.c:63
 hid_device_probe+0x490/0x820 drivers/hid/hid-core.c:2255
 really_probe+0xd1e/0x1ff0 drivers/base/dd.c:548
 driver_probe_device+0x1ba/0x510 drivers/base/dd.c:721
 __device_attach_driver+0x5b8/0x790 drivers/base/dd.c:828
 bus_for_each_drv+0x28e/0x3b0 drivers/base/bus.c:430
 __device_attach+0x489/0x750 drivers/base/dd.c:894
 device_initial_probe+0x4a/0x60 drivers/base/dd.c:941
 bus_probe_device+0x131/0x390 drivers/base/bus.c:490
 device_add+0x33af/0x39d0 drivers/base/core.c:2487
 hid_add_device+0x12f1/0x1440 drivers/hid/hid-core.c:2411
 uhid_device_add_worker+0x7b/0x200 drivers/hid/uhid.c:62
 process_one_work+0x1572/0x1ef0 kernel/workqueue.c:2264
 worker_thread+0x111b/0x2460 kernel/workqueue.c:2410
 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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