kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 5.0.0+ #126
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:rt_cache_valid+0x33/0x190 net/ipv4/route.c:1517
Code: 31 e4 53 48 89 fb e8 0c a2 96 fb 48 85 db 74 4f e8 02 a2 96 fb 48 8d 7b 3a 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 01 38 d0 7c 08 84 d2 0f 85 07
RSP: 0018:ffff8880aa276c48 EFLAGS: 00010203
RAX: dffffc0000000000 RBX: 0000000000000034 RCX: ffffffff85db0b61
RDX: 000000000000000d RSI: ffffffff85d9c22e RDI: 000000000000006e
RBP: ffff8880aa276c60 R08: ffff8880aa268240 R09: ffffed1015d05bc8
R10: ffffed1015d05bc7 R11: ffff8880ae82de3b R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000034 R15: ffff88806abf8a00
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000073c000 CR3: 0000000063c38000 CR4: 00000000001406f0
Call Trace:
 __mkroute_output net/ipv4/route.c:2273 [inline]
 ip_route_output_key_hash_rcu+0x89d/0x30e0 net/ipv4/route.c:2505
 ip_route_output_key_hash+0x212/0x380 net/ipv4/route.c:2334
 __ip_route_output_key include/net/route.h:124 [inline]
 ip_route_output_flow+0x28/0xc0 net/ipv4/route.c:2589
 ip_route_output_key include/net/route.h:134 [inline]
 sctp_v4_get_dst+0x467/0x1260 net/sctp/protocol.c:450
 sctp_transport_route+0x132/0x370 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:2548 [inline]
 sctp_process_init+0x249f/0x2b20 net/sctp/sm_make_chunk.c:2361
 sctp_sf_do_5_1B_init+0x8ba/0xe50 net/sctp/sm_statefuns.c:416
 sctp_do_sm+0x124/0x53e0 net/sctp/sm_sideeffect.c:1188
 sctp_endpoint_bh_rcv+0x451/0x950 net/sctp/endpointola.c:458
 sctp_inq_push+0x1ea/0x290 net/sctp/inqueue.c:95
 sctp_rcv+0x27e0/0x3530 net/sctp/input.c:271
 sctp6_rcv+0x17/0x30 net/sctp/ipv6.c:1063
 ip6_protocol_deliver_rcu+0x303/0x16c0 net/ipv6/ip6_input.c:394
 ip6_input_finish+0x84/0x170 net/ipv6/ip6_input.c:434
 NF_HOOK include/linux/netfilter.h:289 [inline]
 NF_HOOK include/linux/netfilter.h:283 [inline]
 ip6_input+0xe4/0x3f0 net/ipv6/ip6_input.c:443
 dst_input include/net/dst.h:450 [inline]
 ip6_rcv_finish+0x1e7/0x320 net/ipv6/ip6_input.c:76
 NF_HOOK include/linux/netfilter.h:289 [inline]
 NF_HOOK include/linux/netfilter.h:283 [inline]
 ipv6_rcv+0x10e/0x420 net/ipv6/ip6_input.c:272
 __netif_receive_skb_one_core+0x115/0x1a0 net/core/dev.c:4973
 __netif_receive_skb+0x2c/0x1c0 net/core/dev.c:5083
 process_backlog+0x206/0x750 net/core/dev.c:5923
 napi_poll net/core/dev.c:6346 [inline]
 net_rx_action+0x4fa/0x1070 net/core/dev.c:6412
 __do_softirq+0x266/0x95a kernel/softirq.c:293
 run_ksoftirqd kernel/softirq.c:655 [inline]
 run_ksoftirqd+0x8e/0x110 kernel/softirq.c:647
 smpboot_thread_fn+0x6ab/0xa10 kernel/smpboot.c:164
 kthread+0x357/0x430 kernel/kthread.c:253
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
Modules linked in:
---[ end trace 3bea62b3b1e1af7c ]---
RIP: 0010:rt_cache_valid+0x33/0x190 net/ipv4/route.c:1517
Code: 31 e4 53 48 89 fb e8 0c a2 96 fb 48 85 db 74 4f e8 02 a2 96 fb 48 8d 7b 3a 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 01 38 d0 7c 08 84 d2 0f 85 07
RSP: 0018:ffff8880aa276c48 EFLAGS: 00010203
RAX: dffffc0000000000 RBX: 0000000000000034 RCX: ffffffff85db0b61
RDX: 000000000000000d RSI: ffffffff85d9c22e RDI: 000000000000006e
RBP: ffff8880aa276c60 R08: ffff8880aa268240 R09: ffffed1015d05bc8
R10: ffffed1015d05bc7 R11: ffff8880ae82de3b R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000034 R15: ffff88806abf8a00
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000073c000 CR3: 0000000063c38000 CR4: 00000000001406f0