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: 7684 Comm: syz-executor.3 Not tainted 5.2.0-rc5+ #1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ovs_ct_limit_exit net/openvswitch/conntrack.c:1856 [inline]
RIP: 0010:ovs_ct_exit+0x139/0x3f9 net/openvswitch/conntrack.c:2261
Code: be 01 00 00 00 48 c7 c7 40 ca 39 88 e8 40 1c b8 fa 48 8d 43 50 48 89 c2 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 6e 02 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b
RSP: 0018:ffff888089037ad8 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11010bc4516
RDX: 000000000000000a RSI: 1ffff11010bc451d RDI: 0000000000000286
RBP: ffff888089037b20 R08: 0000000000000000 R09: 0000000000000002
R10: ffffed1015d46c77 R11: ffff8880aea363bb R12: ffff88808f622040
R13: ffff8880a9bb8480 R14: fffffbfff11de428 R15: ffff88808f622040
FS:  00007f66bab8a700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffc8207dfc CR3: 0000000094437000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ovs_exit_net+0x17f/0xa60 net/openvswitch/datapath.c:2371
 ops_exit_list.isra.6+0x8b/0x120 net/core/net_namespace.c:165
 setup_net+0x47d/0x780 net/core/net_namespace.c:350
 copy_net_ns+0x199/0x2a0 net/core/net_namespace.c:456
 create_new_namespaces+0x487/0x760 kernel/nsproxy.c:103
 unshare_nsproxy_namespaces+0x87/0x1a0 kernel/nsproxy.c:202
 ksys_unshare+0x31b/0x710 kernel/fork.c:2692
 __do_sys_unshare kernel/fork.c:2760 [inline]
 __se_sys_unshare kernel/fork.c:2758 [inline]
 __x64_sys_unshare+0x2c/0x40 kernel/fork.c:2758
 do_syscall_64+0xd0/0x530 arch/x86/entry/common.c:301
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4592c9
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:00007f66bab89c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004592c9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000044000000
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f66bab8a6d4
R13: 00000000004c87c1 R14: 00000000004df260 R15: 00000000ffffffff
Modules linked in:
---[ end trace 15f0eaad4e6730b1 ]---
RIP: 0010:ovs_ct_limit_exit net/openvswitch/conntrack.c:1856 [inline]
RIP: 0010:ovs_ct_exit+0x139/0x3f9 net/openvswitch/conntrack.c:2261
Code: be 01 00 00 00 48 c7 c7 40 ca 39 88 e8 40 1c b8 fa 48 8d 43 50 48 89 c2 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 6e 02 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b
RSP: 0018:ffff888089037ad8 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11010bc4516
RDX: 000000000000000a RSI: 1ffff11010bc451d RDI: 0000000000000286
RBP: ffff888089037b20 R08: 0000000000000000 R09: 0000000000000002
R10: ffffed1015d46c77 R11: ffff8880aea363bb R12: ffff88808f622040
R13: ffff8880a9bb8480 R14: fffffbfff11de428 R15: ffff88808f622040
FS:  00007f66bab8a700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe5c06ec90 CR3: 0000000094437000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400