BUG: unable to handle kernel paging request at ffffc9006ca24003 PGD 1da946067 P4D 1da946067 PUD 0 Oops: 0000 [#1] SMP KASAN CPU: 0 PID: 20368 Comm: syz-executor3 Not tainted 4.17.0+ #83 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ebt_do_table+0x1983/0x2140 net/bridge/netfilter/ebtables.c:288 Code: 24 08 48 89 d8 48 89 9d d0 fe ff ff 48 c1 e8 03 42 0f b6 04 38 84 c0 74 08 3c 03 0f 8e 3b 06 00 00 48 8b 85 d0 fe ff ff 31 ff <8b> 18 89 de e8 94 25 c1 fa 85 db 0f 85 a0 02 00 00 e8 77 24 c1 fa RSP: 0018:ffff8801c9d65c68 EFLAGS: 00010246 RAX: ffffc9006ca24003 RBX: ffffc9006ca24003 RCX: ffffc90012478000 RDX: 0000000000000000 RSI: ffffffff86b9158c RDI: 0000000000000000 RBP: ffff8801c9d65e38 R08: ffff8801917ba4c0 R09: ffffed003b5c46d6 R10: ffffed003b5c46d6 R11: ffff8801dae236b3 R12: ffffc90012478000 R13: ffffc90012474130 R14: ffffc90012474090 R15: dffffc0000000000 FS: 00007fa3970ae700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9006ca24003 CR3: 00000001cdbdb000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ebt_in_hook+0x65/0x80 net/bridge/netfilter/ebtable_filter.c:63 ebt_out_hook+0x25/0x30 net/bridge/netfilter/ebtable_filter.c:63 nf_hook_entry_hookfn include/linux/netfilter.h:119 [inline] nf_hook_slow+0xc2/0x1c0 net/netfilter/core.c:511 nf_hook include/linux/netfilter.h:242 [inline] NF_HOOK include/linux/netfilter.h:285 [inline] __br_forward+0x520/0xd90 net/bridge/br_forward.c:113 deliver_clone+0x61/0xc0 net/bridge/br_forward.c:129 maybe_deliver net/bridge/br_forward.c:170 [inline] br_flood+0x6f3/0x980 net/bridge/br_forward.c:212 br_dev_xmit+0x1121/0x1810 net/bridge/br_device.c:103 __netdev_start_xmit include/linux/netdevice.h:4128 [inline] netdev_start_xmit include/linux/netdevice.h:4137 [inline] xmit_one net/core/dev.c:3034 [inline] dev_hard_start_xmit+0x264/0xc10 net/core/dev.c:3050 __dev_queue_xmit+0x29da/0x3900 net/core/dev.c:3569 dev_queue_xmit+0x17/0x20 net/core/dev.c:3602 neigh_resolve_output+0x679/0xad0 net/core/neighbour.c:1361 neigh_output include/net/neighbour.h:483 [inline] ip_finish_output2+0xa5f/0x1840 net/ipv4/ip_output.c:229 ip_do_fragment+0x218e/0x2ac0 net/ipv4/ip_output.c:675 ip_fragment.constprop.49+0x179/0x240 net/ipv4/ip_output.c:546 ip_finish_output+0x6cb/0xf80 net/ipv4/ip_output.c:315 NF_HOOK_COND include/linux/netfilter.h:276 [inline] ip_output+0x21b/0x850 net/ipv4/ip_output.c:405 dst_output include/net/dst.h:444 [inline] ip_local_out+0xc5/0x1b0 net/ipv4/ip_output.c:124 ip_send_skb+0x40/0xe0 net/ipv4/ip_output.c:1435 udp_send_skb.isra.39+0x6b7/0x11d0 net/ipv4/udp.c:824 udp_push_pending_frames+0x5c/0xf0 net/ipv4/udp.c:852 udp_sendmsg+0x17d1/0x3970 net/ipv4/udp.c:1152 udpv6_sendmsg+0x28c8/0x35f0 net/ipv6/udp.c:1200 inet_sendmsg+0x19f/0x690 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:643 __sys_sendto+0x3d7/0x670 net/socket.c:1821 __do_sys_sendto net/socket.c:1833 [inline] __se_sys_sendto net/socket.c:1829 [inline] __x64_sys_sendto+0xe1/0x1a0 net/socket.c:1829 do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4559f9 Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fa3970adc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007fa3970ae6d4 RCX: 00000000004559f9 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000015 RBP: 000000000072bea0 R08: 0000000020000180 R09: 000000000000001c R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004c0d3b R14: 00000000004d07a8 R15: 0000000000000000 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) CR2: ffffc9006ca24003 ---[ end trace cb70d8849de3436e ]--- RIP: 0010:ebt_do_table+0x1983/0x2140 net/bridge/netfilter/ebtables.c:288 Code: 24 08 48 89 d8 48 89 9d d0 fe ff ff 48 c1 e8 03 42 0f b6 04 38 84 c0 74 08 3c 03 0f 8e 3b 06 00 00 48 8b 85 d0 fe ff ff 31 ff <8b> 18 89 de e8 94 25 c1 fa 85 db 0f 85 a0 02 00 00 e8 77 24 c1 fa RSP: 0018:ffff8801c9d65c68 EFLAGS: 00010246 RAX: ffffc9006ca24003 RBX: ffffc9006ca24003 RCX: ffffc90012478000 RDX: 0000000000000000 RSI: ffffffff86b9158c RDI: 0000000000000000 RBP: ffff8801c9d65e38 R08: ffff8801917ba4c0 R09: ffffed003b5c46d6 R10: ffffed003b5c46d6 R11: ffff8801dae236b3 R12: ffffc90012478000 R13: ffffc90012474130 R14: ffffc90012474090 R15: dffffc0000000000 FS: 00007fa3970ae700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9006ca24003 CR3: 00000001cdbdb000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400