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: 7564 Comm: syz-executor.4 Not tainted 5.2.0-rc6+ #1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ip6_datagram_dst_update+0x468/0xb10 net/ipv6/datagram.c:83
Code: ed 8b fb 5a 85 c0 0f 85 10 01 00 00 4d 85 ed 0f 84 8d 03 00 00 49 8d 7d 20 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 3d 05 00 00 49 8b 4d 20 48 8d 95 10 ff ff ff 48
RSP: 0018:ffff88808b597a90 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 1ffff110116b2f56 RCX: ffffffff8156c074
RDX: 0000000000000003 RSI: 0000000000000004 RDI: 000000000000001e
RBP: ffff88808b597bc0 R08: ffffed1015d46c80 R09: ffffed1015d46c7f
R10: ffffed1015d46c7f R11: ffff8880aea363fb R12: ffff888097cf48b0
R13: fffffffffffffffe R14: ffff88808b597b10 R15: ffff888097cf4340
FS:  00007f5fe7957700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb448e57db8 CR3: 0000000093802000 CR4: 00000000001406e0
Call Trace:
 __ip6_datagram_connect+0x4b7/0x1360 net/ipv6/datagram.c:246
 ip6_datagram_connect+0x27/0x40 net/ipv6/datagram.c:269
 ip6_datagram_connect_v6_only+0x40/0x70 net/ipv6/datagram.c:281
 inet_dgram_connect+0x108/0x270 net/ipv4/af_inet.c:571
 __sys_connect+0x20d/0x2d0 net/socket.c:1824
 __do_sys_connect net/socket.c:1835 [inline]
 __se_sys_connect net/socket.c:1832 [inline]
 __x64_sys_connect+0x6e/0xb0 net/socket.c:1832
 do_syscall_64+0xd0/0x530 arch/x86/entry/common.c:301
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4597c9
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:00007f5fe7956c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004597c9
RDX: 000000000000001c RSI: 0000000020000040 RDI: 0000000000000003
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5fe79576d4
R13: 00000000004bfd07 R14: 00000000004d1838 R15: 00000000ffffffff
Modules linked in:
---[ end trace 06023da0b422017e ]---
RIP: 0010:ip6_datagram_dst_update+0x468/0xb10 net/ipv6/datagram.c:83
Code: ed 8b fb 5a 85 c0 0f 85 10 01 00 00 4d 85 ed 0f 84 8d 03 00 00 49 8d 7d 20 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 3d 05 00 00 49 8b 4d 20 48 8d 95 10 ff ff ff 48
RSP: 0018:ffff88808b597a90 EFLAGS: 00010207
RAX: dffffc0000000000 RBX: 1ffff110116b2f56 RCX: ffffffff8156c074