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: 1 PID: 11074 Comm: syz-executor.3 Not tainted 5.0.0+ #136
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 94 96 fb 48 85 db 74 4f e8 02 94 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:ffff88808c1af650 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 00000000000000a4 RCX: ffffc9000c436000
RDX: 000000000000001b RSI: ffffffff85d9d02e RDI: 00000000000000de
RBP: ffff88808c1af668 R08: ffff8880688ac380 R09: ffffed1015d25bc8
R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 0000000000000000
R13: 0000000000000000 R14: 00000000000000a4 R15: ffff888090f4a500
FS:  00007fb02d56c700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000073c000 CR3: 000000006cfa2000 CR4: 00000000001406e0
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_connect include/net/route.h:309 [inline]
 tcp_v4_connect+0x8a7/0x1c40 net/ipv4/tcp_ipv4.c:233
 __inet_stream_connect+0x83f/0xea0 net/ipv4/af_inet.c:655
 tcp_sendmsg_fastopen net/ipv4/tcp.c:1167 [inline]
 tcp_sendmsg_locked+0x2347/0x34b0 net/ipv4/tcp.c:1209
 tcp_sendmsg+0x30/0x50 net/ipv4/tcp.c:1445
 inet_sendmsg+0x147/0x5d0 net/ipv4/af_inet.c:798
 sock_sendmsg_nosec net/socket.c:651 [inline]
 sock_sendmsg+0xdd/0x130 net/socket.c:661
 __sys_sendto+0x262/0x380 net/socket.c:1932
 __do_sys_sendto net/socket.c:1944 [inline]
 __se_sys_sendto net/socket.c:1940 [inline]
 __x64_sys_sendto+0xe1/0x1a0 net/socket.c:1940
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x458209
Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fb02d56bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000458209
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 000000000073bf00 R08: 0000000020000080 R09: 0000000000000010
R10: 1000000020000000 R11: 0000000000000246 R12: 00007fb02d56c6d4
R13: 00000000004c58b8 R14: 00000000004d9838 R15: 00000000ffffffff
Modules linked in:
---[ end trace 18f99cd634bd5e3c ]---
RIP: 0010:rt_cache_valid+0x33/0x190 net/ipv4/route.c:1517
Code: 31 e4 53 48 89 fb e8 0c 94 96 fb 48 85 db 74 4f e8 02 94 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:ffff88808c1af650 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 00000000000000a4 RCX: ffffc9000c436000
RDX: 000000000000001b RSI: ffffffff85d9d02e RDI: 00000000000000de
RBP: ffff88808c1af668 R08: ffff8880688ac380 R09: ffffed1015d25bc8
R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 0000000000000000
R13: 0000000000000000 R14: 00000000000000a4 R15: ffff888090f4a500
FS:  00007fb02d56c700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb02d529db8 CR3: 000000006cfa2000 CR4: 00000000001406e0