------------[ cut here ]------------ kernel BUG at net/ipv6/route.c:1296! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 22140 Comm: syz-executor.0 Not tainted 5.2.0-rc1+ #5 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rt6_make_pcpu_route net/ipv6/route.c:1296 [inline] RIP: 0010:ip6_pol_route+0xdd9/0x1050 net/ipv6/route.c:2031 Code: 89 ee 44 89 ab 50 ff ff ff e8 73 32 4f fb 45 85 ed 0f 85 39 ff ff ff e8 e5 30 4f fb e8 e0 30 4f fb 0f 0b eb a2 e8 d7 30 4f fb <0f> 0b e8 d0 30 4f fb 49 8d bc 24 98 09 00 00 48 b8 00 00 00 00 00 RSP: 0018:ffff88806c556c40 EFLAGS: 00010216 RAX: 0000000000040000 RBX: ffff88806c556d40 RCX: ffffc90005de1000 RDX: 000000000002355d RSI: ffffffff86217399 RDI: ffffe8ffffc31dd0 RBP: ffff88806c556d68 R08: 1ffffd1ffff863ba R09: fffff91ffff863bb R10: fffff91ffff863ba R11: ffffe8ffffc31dd7 R12: ffffe8ffffc31dd0 R13: ffff8880a99dce80 R14: ffff88806c556c90 R15: ffff8880a99dcec0 FS: 00007f3f47f24700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000ab6e80 CR3: 000000006bf18000 CR4: 00000000001406f0 Call Trace: ip6_pol_route_output+0x54/0x70 net/ipv6/route.c:2204 fib6_rule_lookup+0x133/0x5a0 net/ipv6/fib6_rules.c:116 ip6_route_output_flags+0x2c4/0x350 net/ipv6/route.c:2233 ip6_route_output include/net/ip6_route.h:89 [inline] ip6_dst_lookup_tail+0xd10/0x1b30 net/ipv6/ip6_output.c:966 ip6_dst_lookup_flow+0xa8/0x220 net/ipv6/ip6_output.c:1094 sctp_v6_get_dst+0x785/0x1d80 net/sctp/ipv6.c:293 sctp_transport_route+0x12d/0x360 net/sctp/transport.c:312 sctp_assoc_add_peer+0x53e/0xfc0 net/sctp/associola.c:678 sctp_process_param net/sctp/sm_make_chunk.c:2546 [inline] sctp_process_init+0x2491/0x2b10 net/sctp/sm_make_chunk.c:2359 sctp_sf_do_unexpected_init net/sctp/sm_statefuns.c:1556 [inline] sctp_sf_do_unexpected_init.isra.0+0x7cd/0x1350 net/sctp/sm_statefuns.c:1456 sctp_sf_do_5_2_1_siminit+0x35/0x40 net/sctp/sm_statefuns.c:1685 sctp_do_sm+0x121/0x50e0 net/sctp/sm_sideeffect.c:1162 sctp_assoc_bh_rcv+0x343/0x660 net/sctp/associola.c:1074 sctp_inq_push+0x1e4/0x280 net/sctp/inqueue.c:95 sctp_backlog_rcv+0x196/0xbe0 net/sctp/input.c:354 sk_backlog_rcv include/net/sock.h:950 [inline] __release_sock+0x129/0x390 net/core/sock.c:2418 release_sock+0x59/0x1c0 net/core/sock.c:2934 sctp_wait_for_connect+0x316/0x540 net/sctp/socket.c:9054 __sctp_connect+0xab2/0xcd0 net/sctp/socket.c:1241 sctp_connect net/sctp/socket.c:4861 [inline] sctp_inet_connect+0x29c/0x340 net/sctp/socket.c:4877 __sys_connect+0x264/0x330 net/socket.c:1840 __do_sys_connect net/socket.c:1851 [inline] __se_sys_connect net/socket.c:1848 [inline] __x64_sys_connect+0x73/0xb0 net/socket.c:1848 do_syscall_64+0xfd/0x680 arch/x86/entry/common.c:301 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459279 Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3f47f23c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459279 RDX: 000000000000001c RSI: 0000000020000200 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3f47f246d4 R13: 00000000004bf74d R14: 00000000004d0c18 R15: 00000000ffffffff Modules linked in: ---[ end trace 2eb1e03cafed99f4 ]--- RIP: 0010:rt6_make_pcpu_route net/ipv6/route.c:1296 [inline] RIP: 0010:ip6_pol_route+0xdd9/0x1050 net/ipv6/route.c:2031 Code: 89 ee 44 89 ab 50 ff ff ff e8 73 32 4f fb 45 85 ed 0f 85 39 ff ff ff e8 e5 30 4f fb e8 e0 30 4f fb 0f 0b eb a2 e8 d7 30 4f fb <0f> 0b e8 d0 30 4f fb 49 8d bc 24 98 09 00 00 48 b8 00 00 00 00 00 RSP: 0018:ffff88806c556c40 EFLAGS: 00010216 RAX: 0000000000040000 RBX: ffff88806c556d40 RCX: ffffc90005de1000 RDX: 000000000002355d RSI: ffffffff86217399 RDI: ffffe8ffffc31dd0 RBP: ffff88806c556d68 R08: 1ffffd1ffff863ba R09: fffff91ffff863bb R10: fffff91ffff863ba R11: ffffe8ffffc31dd7 R12: ffffe8ffffc31dd0 R13: ffff8880a99dce80 R14: ffff88806c556c90 R15: ffff8880a99dcec0 FS: 00007f3f47f24700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000ab6e80 CR3: 000000006bf18000 CR4: 00000000001406f0