random: sshd: uninitialized urandom read (32 bytes read) random: sshd: uninitialized urandom read (32 bytes read) random: sshd: uninitialized urandom read (32 bytes read) IPVS: ftp: loaded support on port[0] = 21 ------------[ cut here ]------------ kernel BUG at net/ipv6/route.c:1268! invalid opcode: 0000 [#1] SMP KASAN CPU: 1 PID: 4353 Comm: syz-executor753 Not tainted 4.18.0-rc7+ #169 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rt6_make_pcpu_route net/ipv6/route.c:1268 [inline] RIP: 0010:ip6_pol_route+0x9e3/0x1250 net/ipv6/route.c:1925 Code: 31 e4 e8 60 39 02 fc 4c 89 e0 f0 4c 0f b1 33 31 ff 49 89 c4 48 89 c6 e8 ab 1d c4 fb 4d 85 e4 0f 84 0d fa ff ff e8 6d 1c c4 fb <0f> 0b e8 66 1c c4 fb e8 81 8a ae fb 31 ff 89 c6 88 85 e0 fd ff ff RSP: 0018:ffff8801ac5b6d48 EFLAGS: 00010293 RAX: ffff8801ac72a380 RBX: ffffe8ffffd5d0d8 RCX: ffffffff85b7f965 RDX: 0000000000000000 RSI: ffffffff85b7f973 RDI: 0000000000000007 RBP: ffff8801ac5b6f78 R08: ffff8801ac72a380 R09: fffff91ffffaba1b R10: fffff91ffffaba1b R11: ffffe8ffffd5d0df R12: ffff8801b55922c0 R13: 0000000000000001 R14: ffff8801ad60ae80 R15: 0000000000000001 FS: 00007f0a6f13d700(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000205fafd2 CR3: 00000001b8ae0000 CR4: 00000000001406e0 Call Trace: ip6_pol_route_output+0x54/0x70 net/ipv6/route.c:2098 fib6_rule_lookup+0x26e/0x700 net/ipv6/fib6_rules.c:122 ip6_route_output_flags+0x2c5/0x350 net/ipv6/route.c:2126 ip6_dst_lookup_tail+0x1278/0x1da0 net/ipv6/ip6_output.c:978 ip6_dst_lookup_flow+0xc8/0x270 net/ipv6/ip6_output.c:1079 inet6_csk_route_socket+0x8cb/0x1030 net/ipv6/inet6_connection_sock.c:110 inet6_csk_xmit+0x118/0x630 net/ipv6/inet6_connection_sock.c:125 l2tp_xmit_core net/l2tp/l2tp_core.c:1030 [inline] l2tp_xmit_skb+0x1469/0x1830 net/l2tp/l2tp_core.c:1132 pppol2tp_sendmsg+0x4ae/0x6c0 net/l2tp/l2tp_ppp.c:330 sock_sendmsg_nosec net/socket.c:640 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:650 ___sys_sendmsg+0x51d/0x930 net/socket.c:2133 __sys_sendmmsg+0x240/0x6f0 net/socket.c:2228 __do_sys_sendmmsg net/socket.c:2257 [inline] __se_sys_sendmmsg net/socket.c:2254 [inline] __x64_sys_sendmmsg+0x9d/0x100 net/socket.c:2254 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4469f9 Code: e8 ac b8 02 00 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 5b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f0a6f13cdb8 EFLAGS: 00000297 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00000000006dbc48 RCX: 00000000004469f9 RDX: 00000000000003e8 RSI: 0000000020005fc0 RDI: 0000000000000004 RBP: 00000000006dbc40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000297 R12: 00000000006dbc4c R13: 00007fff5cf09f8f R14: 00007f0a6f13d9c0 R15: 0000000000000000 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace 77cd4bfdfeb77f7b ]--- RIP: 0010:rt6_make_pcpu_route net/ipv6/route.c:1268 [inline] RIP: 0010:ip6_pol_route+0x9e3/0x1250 net/ipv6/route.c:1925 Code: 31 e4 e8 60 39 02 fc 4c 89 e0 f0 4c 0f b1 33 31 ff 49 89 c4 48 89 c6 e8 ab 1d c4 fb 4d 85 e4 0f 84 0d fa ff ff e8 6d 1c c4 fb <0f> 0b e8 66 1c c4 fb e8 81 8a ae fb 31 ff 89 c6 88 85 e0 fd ff ff RSP: 0018:ffff8801ac5b6d48 EFLAGS: 00010293 RAX: ffff8801ac72a380 RBX: ffffe8ffffd5d0d8 RCX: ffffffff85b7f965 RDX: 0000000000000000 RSI: ffffffff85b7f973 RDI: 0000000000000007 RBP: ffff8801ac5b6f78 R08: ffff8801ac72a380 R09: fffff91ffffaba1b R10: fffff91ffffaba1b R11: ffffe8ffffd5d0df R12: ffff8801b55922c0 R13: 0000000000000001 R14: ffff8801ad60ae80 R15: 0000000000000001 FS: 00007f0a6f13d700(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000205fafd2 CR3: 00000001b8ae0000 CR4: 00000000001406e0