protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
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BUG: KMSAN: uninit-value in __rhashtable_lookup include/linux/rhashtable.h:505 [inline]
BUG: KMSAN: uninit-value in rhashtable_lookup include/linux/rhashtable.h:534 [inline]
BUG: KMSAN: uninit-value in br_mdb_ip_get+0x52b/0x740 net/bridge/br_multicast.c:97
CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 5.0.0-rc1+ #7
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x173/0x1d0 lib/dump_stack.c:113
 kmsan_report+0x12e/0x2a0 mm/kmsan/kmsan.c:600
 __msan_warning+0x82/0xf0 mm/kmsan/kmsan_instr.c:313
 __rhashtable_lookup include/linux/rhashtable.h:505 [inline]
 rhashtable_lookup include/linux/rhashtable.h:534 [inline]
 br_mdb_ip_get+0x52b/0x740 net/bridge/br_multicast.c:97
 br_multicast_new_group+0xa7/0x1640 net/bridge/br_multicast.c:467
 br_multicast_add_group+0x242/0xf00 net/bridge/br_multicast.c:552
 br_ip4_multicast_add_group net/bridge/br_multicast.c:606 [inline]
 br_ip4_multicast_igmp3_report net/bridge/br_multicast.c:972 [inline]
 br_multicast_ipv4_rcv net/bridge/br_multicast.c:1615 [inline]
 br_multicast_rcv+0x3a88/0x6560 net/bridge/br_multicast.c:1701
 br_dev_xmit+0xbc5/0x16a0 net/bridge/br_device.c:93
 __netdev_start_xmit include/linux/netdevice.h:4382 [inline]
 netdev_start_xmit include/linux/netdevice.h:4391 [inline]
 xmit_one net/core/dev.c:3278 [inline]
 dev_hard_start_xmit+0x604/0xc40 net/core/dev.c:3294
 __dev_queue_xmit+0x2e48/0x3b80 net/core/dev.c:3864
 dev_queue_xmit+0x4b/0x60 net/core/dev.c:3897
 neigh_resolve_output+0xab7/0xb40 net/core/neighbour.c:1471
 neigh_output include/net/neighbour.h:508 [inline]
 ip_finish_output2+0x1611/0x1820 net/ipv4/ip_output.c:229
 ip_finish_output+0xd2b/0xfd0 net/ipv4/ip_output.c:317
 NF_HOOK_COND include/linux/netfilter.h:278 [inline]
 ip_output+0x53f/0x610 net/ipv4/ip_output.c:405
 dst_output include/net/dst.h:444 [inline]
 ip_local_out+0x164/0x1d0 net/ipv4/ip_output.c:124
 igmpv3_sendpack net/ipv4/igmp.c:417 [inline]
 igmpv3_send_cr net/ipv4/igmp.c:705 [inline]
 igmp_ifc_timer_expire+0x12cb/0x1aa0 net/ipv4/igmp.c:793
 call_timer_fn+0x285/0x600 kernel/time/timer.c:1325
 expire_timers kernel/time/timer.c:1362 [inline]
 __run_timers+0xdb4/0x11d0 kernel/time/timer.c:1681
 run_timer_softirq+0x2e/0x50 kernel/time/timer.c:1694
 __do_softirq+0x53f/0x93a kernel/softirq.c:293
 run_ksoftirqd+0x26/0x50 kernel/softirq.c:658
 smpboot_thread_fn+0x4d0/0x9f0 kernel/smpboot.c:164
 kthread+0x4a1/0x4e0 kernel/kthread.c:247
 ret_from_fork+0x35/0x40 arch/x86/entry/entry_64.S:355

Local variable description: ----br_group.i.i@br_multicast_rcv
Variable was created at:
 br_multicast_rcv+0x1e7/0x6560 net/bridge/br_multicast.c:1690
 br_dev_xmit+0xbc5/0x16a0 net/bridge/br_device.c:93
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