Warning: Permanently added '10.128.0.18' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   41.104452] audit: type=1400 audit(1600717900.743:8): avc:  denied  { execmem } for  pid=6475 comm="syz-executor477" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[   41.106573] ================================================================================
[   41.134584] UBSAN: Undefined behaviour in net/netfilter/ipset/ip_set_hash_gen.h:125:6
[   41.142551] shift exponent 32 is too large for 32-bit type 'unsigned int'
[   41.149473] CPU: 0 PID: 6475 Comm: syz-executor477 Not tainted 4.19.146-syzkaller #0
[   41.157336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   41.166675] Call Trace:
[   41.169255]  dump_stack+0x22c/0x33e
[   41.172886]  ubsan_epilogue+0xe/0x3a
[   41.176603]  __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250
[   41.182767]  ? hash_netiface_create+0x366/0xa50
[   41.187427]  ? rcu_read_lock_sched_held+0x174/0x1e0
[   41.192431]  ? kmem_cache_alloc_trace+0x379/0x4b0
[   41.197264]  hash_netiface_create.cold+0x1a/0x1f
[   41.202096]  ? hash_netiface6_add+0x2940/0x2940
[   41.206749]  ip_set_create+0x70e/0x1380
[   41.210708]  ? __find_set_type_get+0x450/0x450
[   41.215302]  ? lock_downgrade+0x750/0x750
[   41.220055]  ? __find_set_type_get+0x450/0x450
[   41.224622]  nfnetlink_rcv_msg+0xeff/0x1210
[   41.228955]  ? nfnetlink_net_init+0x170/0x170
[   41.233451]  ? avc_has_extended_perms+0x1020/0x1020
[   41.238809]  ? avc_has_extended_perms+0x1020/0x1020
[   41.243822]  ? __lock_acquire+0x6ec/0x3ff0
[   41.248038]  ? mark_held_locks+0xf0/0xf0
[   41.252085]  ? cred_has_capability+0x162/0x2e0
[   41.256645]  ? cred_has_capability+0x1d9/0x2e0
[   41.261208]  ? selinux_inode_copy_up+0x180/0x180
[   41.265943]  ? selinux_inode_copy_up+0x180/0x180
[   41.270694]  netlink_rcv_skb+0x160/0x440
[   41.274750]  ? nfnetlink_net_init+0x170/0x170
[   41.279239]  ? netlink_ack+0xae0/0xae0
[   41.283113]  ? ns_capable_common+0x117/0x140
[   41.287507]  nfnetlink_rcv+0x1b2/0x41b
[   41.291375]  ? nfnetlink_rcv_batch+0x1710/0x1710
[   41.296136]  netlink_unicast+0x4d5/0x690
[   41.301544]  ? netlink_sendskb+0x110/0x110
[   41.305785]  netlink_sendmsg+0x717/0xcc0
[   41.309829]  ? nlmsg_notify+0x1a0/0x1a0
[   41.313800]  ? __sock_recv_ts_and_drops+0x540/0x540
[   41.318814]  ? nlmsg_notify+0x1a0/0x1a0
[   41.322769]  sock_sendmsg+0xc7/0x130
[   41.326472]  ___sys_sendmsg+0x7bb/0x8f0
[   41.330428]  ? copy_msghdr_from_user+0x440/0x440
[   41.335180]  ? do_huge_pmd_anonymous_page+0x939/0x1d70
[   41.340450]  ? prep_transhuge_page+0xa0/0xa0
[   41.344854]  ? check_preemption_disabled+0x41/0x2b0
[   41.349851]  ? mark_held_locks+0xf0/0xf0
[   41.353917]  ? __handle_mm_fault+0xf34/0x4370
[   41.358397]  ? errseq_sample+0x56/0x70
[   41.362286]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[   41.376171]  ? find_held_lock+0x2d/0x110
[   41.380216]  ? find_held_lock+0x2d/0x110
[   41.384268]  ? __fget_light+0x1a2/0x230
[   41.388245]  __x64_sys_sendmsg+0x132/0x220
[   41.392476]  ? __sys_sendmsg+0x1b0/0x1b0
[   41.396670]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   41.401420]  ? trace_hardirqs_off_caller+0x69/0x210
[   41.406418]  ? do_syscall_64+0x21/0x670
[   41.410374]  do_syscall_64+0xf9/0x670
[   41.414159]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[   41.419327] RIP: 0033:0x440429
[   41.422509] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00
[   41.441921] RSP: 002b:00007ffe288bb6f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.449621] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000