8021q: adding VLAN 0 to HW filter on device team0 TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN CPU: 1 PID: 6330 Comm: syz-executor030 Not tainted 4.18.0-rc8+ #180 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. RIP: 0010:smc_ioctl+0x84c/0xd90 net/smc/af_smc.c:1582 Code: 48 c1 e9 03 80 3c 11 00 0f 85 e8 04 00 00 4c 8b bb a0 04 00 00 48 ba 00 00 00 00 00 fc ff df 49 8d 7f 20 48 89 f9 48 c1 e9 03 <0f> b6 14 11 84 d2 74 09 80 fa 03 0f 8e 55 04 00 00 49 8d 7e 02 41 RSP: 0000:ffff8801ab3af748 EFLAGS: 00010202 RAX: ffff8801ab3af7c8 RBX: ffff8801c587f100 RCX: 0000000000000004 RDX: dffffc0000000000 RSI: 1ffff10035675ef9 RDI: 0000000000000020 RBP: ffff8801ab3af9b0 R08: ffffed0035675efa R09: ffffed0035675ef9 TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. R10: ffffed0035675ef9 R11: ffff8801ab3af7cf R12: 1ffff10035675eed R13: 0000000020000100 R14: ffff8801ab3af788 R15: 0000000000000000 FS: 00007f01273cf700(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe890c70730 CR3: 00000001c0d4f000 CR4: 00000000001406e0 Call Trace: TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. sock_do_ioctl+0xe4/0x3e0 net/socket.c:970 TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. kasan: CONFIG_KASAN_INLINE enabled sock_ioctl+0x30d/0x680 net/socket.c:1094 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:684 kasan: GPF could be caused by NULL-ptr deref or user memory access ksys_ioctl+0xa9/0xd0 fs/ioctl.c:701 __do_sys_ioctl fs/ioctl.c:708 [inline] __se_sys_ioctl fs/ioctl.c:706 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:706 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x447099 Code: e8 ac e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 bb 02 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f01273cedb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000006dcc38 RCX: 0000000000447099 RDX: 0000000020000100 RSI: 0000000000008905 RDI: 0000000000000004 RBP: 00000000006dcc30 R08: 00007f01273cf700 R09: 0000000000000000 R10: 00007f01273cf700 R11: 0000000000000246 R12: 00000000006dcc3c R13: 00007ffcc266060f R14: 00007f01273cf9c0 R15: 00000000006dcc30 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace 682c1260b9f86ec2 ]--- general protection fault: 0000 [#2] SMP KASAN RIP: 0010:smc_ioctl+0x84c/0xd90 net/smc/af_smc.c:1582 CPU: 0 PID: 6360 Comm: syz-executor030 Tainted: G D 4.18.0-rc8+ #180 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:smc_ioctl+0x84c/0xd90 net/smc/af_smc.c:1582 Code: Code: 48 c1 e9 03 80 3c 11 48 00 0f 85 e8 04 00 c1 00 4c 8b bb a0 04 00 e9 00 48 ba 00 00 00 00 00 fc 03 ff df 49 8d 7f 20 80 48 89 f9 48 c1 e9 3c 03 <0f> b6 14 11 84 11 d2 74 09 80 fa 03 00 0f 8e 55 04 00 00 0f 49 8d 7e 02 41 85 RSP: 0018:ffff8801c9daf748 EFLAGS: 00010202 RAX: ffff8801c9daf7c8 RBX: ffff8801c587e8c0 RCX: 0000000000000004 RDX: dffffc0000000000 RSI: 1ffff100393b5ef9 RDI: 0000000000000020 e8 RBP: ffff8801c9daf9b0 R08: ffffed00393b5efa R09: ffffed00393b5ef9 R10: ffffed00393b5ef9 R11: ffff8801c9daf7cf R12: 1ffff100393b5eed R13: 0000000020000100 R14: ffff8801c9daf788 R15: 0000000000000000 04 FS: 00007f01273cf700(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000417a60 CR3: 00000001d9645000 CR4: 00000000001406f0 00 Call Trace: sock_do_ioctl+0xe4/0x3e0 net/socket.c:970 00 4c 8b bb sock_ioctl+0x30d/0x680 net/socket.c:1094 a0 04 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:684 00 00 48 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:701 ba __do_sys_ioctl fs/ioctl.c:708 [inline] __se_sys_ioctl fs/ioctl.c:706 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:706 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 00 00 00 entry_SYSCALL_64_after_hwframe+0x49/0xbe 00 RIP: 0033:0x447099 Code: e8 00 ac e7 ff ff 48 83 fc c4 18 c3 0f 1f 80 ff 00 00 00 00 48 89 df f8 48 89 f7 48 89 49 d6 48 89 ca 4d 89 8d c2 4d 89 c8 4c 8b 4c 7f 24 08 0f 05 <48> 3d 20 01 f0 ff ff 0f 83 48 bb 02 fc ff c3 66 89 2e 0f 1f 84 00 00 f9 00 00 RSP: 002b:00007f01273cedb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 48 RAX: ffffffffffffffda RBX: 00000000006dcc38 RCX: 0000000000447099 RDX: 0000000020000100 RSI: 0000000000008905 RDI: 0000000000000004 RBP: 00000000006dcc30 R08: 00007f01273cf700 R09: 0000000000000000 c1 R10: 00007f01273cf700 R11: 0000000000000246 R12: 00000000006dcc3c R13: 00007ffcc266060f R14: 00007f01273cf9c0 R15: 00000000006dcc30 Modules linked in: e9 Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace 682c1260b9f86ec3 ]--- 03 RIP: 0010:smc_ioctl+0x84c/0xd90 net/smc/af_smc.c:1582 <0f> Code: 48 b6 c1 14 e9 11 03 80 84 d2 3c 74 09 11 80 00 fa 0f 03 85 0f e8 8e 04 00 55 00 04 4c 00 8b 00 bb 49 a0 8d 7e 04 02 00 41 00 48 ba RSP: 0000:ffff8801ab3af748 EFLAGS: 00010202 00 00 RAX: ffff8801ab3af7c8 RBX: ffff8801c587f100 RCX: 0000000000000004 00 RDX: dffffc0000000000 RSI: 1ffff10035675ef9 RDI: 0000000000000020 00 RBP: ffff8801ab3af9b0 R08: ffffed0035675efa R09: ffffed0035675ef9 00 R10: ffffed0035675ef9 R11: ffff8801ab3af7cf R12: 1ffff10035675eed fc R13: 0000000020000100 R14: ffff8801ab3af788 R15: 0000000000000000 FS: 00007f01273cf700(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 ff CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 df CR2: 00007fe890c70730 CR3: 00000001c0d4f000 CR4: 00000000001406e0 49