kernel msg: ebtables bug: please report to author: EBT_ENTRY_OR_ENTRIES shouldn't be set in distinguisher BUG: unable to handle kernel paging request at ffffc900034774cd IP: ebt_among_mt_check+0x170/0x3f0 net/bridge/netfilter/ebt_among.c:187 PGD 1dad2f067 P4D 1dad2f067 PUD 1dad30067 PMD 1d90ad067 PTE 0 Oops: 0000 [#1] SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 0 PID: 28098 Comm: syz-executor2 Not tainted 4.16.0-rc2+ #328 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ebt_among_mt_check+0x170/0x3f0 net/bridge/netfilter/ebt_among.c:187 RSP: 0018:ffff8801aab17210 EFLAGS: 00010246 RAX: 0000000000000008 RBX: ffffc9000346f0c8 RCX: ffffffff851c0d0e RDX: 0000000000000000 RSI: ffffc90003050000 RDI: ffffc900034774cd RBP: ffff8801aab17240 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff88613300 R11: 0000000000000000 R12: ffffc900034770c9 R13: ffffffff851c0bd0 R14: ffffc9000346f0cf R15: 0000000000000414 FS: 00007fa714c8b700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900034774cd CR3: 00000001bec05003 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: xt_check_match+0x235/0x9c0 net/netfilter/x_tables.c:469 ebt_check_match net/bridge/netfilter/ebtables.c:374 [inline] ebt_check_entry+0xbc3/0x1e00 net/bridge/netfilter/ebtables.c:704 translate_table+0xcf5/0x2290 net/bridge/netfilter/ebtables.c:945 do_replace_finish+0x79a/0x2620 net/bridge/netfilter/ebtables.c:1002 do_replace+0x333/0x4b0 net/bridge/netfilter/ebtables.c:1141 do_ebt_set_ctl+0xd4/0x110 net/bridge/netfilter/ebtables.c:1518 nf_sockopt net/netfilter/nf_sockopt.c:106 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:115 ip_setsockopt+0x97/0xa0 net/ipv4/ip_sockglue.c:1259 dccp_setsockopt+0x85/0xd0 net/dccp/proto.c:576 sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975 SYSC_setsockopt net/socket.c:1849 [inline] SyS_setsockopt+0x189/0x360 net/socket.c:1828 do_syscall_64+0x280/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x453de9 RSP: 002b:00007fa714c8ac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007fa714c8b6d4 RCX: 0000000000453de9 RDX: 0000000000000080 RSI: 0000000000000000 RDI: 0000000000000013 RBP: 000000000072bea0 R08: 0000000000000c58 R09: 0000000000000000 R10: 0000000020ce2000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000004d4 R14: 00000000006f7480 R15: 0000000000000000 Code: 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 49 02 00 00 <41> 8b 84 24 04 04 00 00 8d 04 40 45 8d bc 87 08 04 00 00 4d 63 RIP: ebt_among_mt_check+0x170/0x3f0 net/bridge/netfilter/ebt_among.c:187 RSP: ffff8801aab17210 CR2: ffffc900034774cd ---[ end trace 2688309cf83093b8 ]---