Warning: Permanently added '10.128.10.14' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 103.550929][ T27] kauditd_printk_skb: 4 callbacks suppressed [ 103.550945][ T27] audit: type=1400 audit(1578524803.601:42): avc: denied { map } for pid=10574 comm="syz-executor840" path="/root/syz-executor840423521" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 103.555809][T10574] kasan: CONFIG_KASAN_INLINE enabled [ 103.557272][ T27] audit: type=1400 audit(1578524803.601:43): avc: denied { create } for pid=10574 comm="syz-executor840" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 103.588865][T10574] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 103.588889][T10574] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 103.588903][T10574] CPU: 0 PID: 10574 Comm: syz-executor840 Not tainted 5.5.0-rc5-syzkaller #0 [ 103.588911][T10574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.588933][T10574] RIP: 0010:hash_netport4_uadt+0x218/0xff0 [ 103.588950][T10574] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 4d 0a 00 00 4c 89 e2 45 8b 6d 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 4c [ 103.588957][T10574] RSP: 0018:ffffc90001ce7160 EFLAGS: 00010246 [ 103.588969][T10574] RAX: dffffc0000000000 RBX: ffffc90001ce7320 RCX: 0000000000000000 [ 103.588976][T10574] RDX: 0000000000000000 RSI: ffffffff86811235 RDI: ffff88809de2dc8c [ 103.588984][T10574] RBP: ffffc90001ce72b8 R08: 0000000000000000 R09: 0000000000000000 [ 103.588992][T10574] R10: ffffed1015d0703c R11: ffff8880ae8381e3 R12: 0000000000000000 [ 103.589000][T10574] R13: 0000000000000000 R14: ffffc90001ce7220 R15: 0000000000000002 [ 103.589012][T10574] FS: 0000000001f8d880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 103.589020][T10574] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.589035][T10574] CR2: 0000000020000106 CR3: 000000009d902000 CR4: 00000000001406f0 [ 103.596493][ T27] audit: type=1400 audit(1578524803.601:44): avc: denied { write } for pid=10574 comm="syz-executor840" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 103.621797][T10574] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 103.621805][T10574] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 103.621810][T10574] Call Trace: [ 103.621835][T10574] ? hash_netport6_test+0x1320/0x1320 [ 103.621847][T10574] ? hash_netport6_kadt+0x740/0x740 [ 103.621860][T10574] ? nla_memcpy+0xb0/0xb0 [ 103.621882][T10574] ? ip_set_utest+0x4aa/0x890 [ 103.817418][T10574] ? __kasan_check_read+0x11/0x20 [ 103.822428][T10574] ip_set_utest+0x55b/0x890 [ 103.826927][T10574] ? ip_set_put_byindex+0x490/0x490 [ 103.832110][T10574] ? __mutex_lock+0x458/0x13c0 [ 103.836867][T10574] ? ip_set_put_byindex+0x490/0x490 [ 103.842065][T10574] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 103.847002][T10574] ? nfnetlink_bind+0x2c0/0x2c0 [ 103.851859][T10574] ? avc_has_extended_perms+0x10f0/0x10f0 [ 103.857583][T10574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.863803][T10574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.870099][T10574] ? cred_has_capability+0x199/0x330 [ 103.875383][T10574] ? selinux_sb_eat_lsm_opts+0x700/0x700 [ 103.881013][T10574] ? selinux_sb_eat_lsm_opts+0x700/0x700 [ 103.886744][T10574] ? __check_heap_object+0x93/0xb3 [ 103.891849][T10574] ? __lock_acquire+0x8a0/0x4a00 [ 103.896791][T10574] netlink_rcv_skb+0x177/0x450 [ 103.901553][T10574] ? nfnetlink_bind+0x2c0/0x2c0 [ 103.906392][T10574] ? netlink_ack+0xb50/0xb50 [ 103.910965][T10574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.917220][T10574] ? ns_capable_common+0x93/0x100 [ 103.922239][T10574] ? ns_capable+0x20/0x30 [ 103.926555][T10574] ? __netlink_ns_capable+0x104/0x140 [ 103.931923][T10574] nfnetlink_rcv+0x1ba/0x460 [ 103.936515][T10574] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 103.941991][T10574] ? netlink_deliver_tap+0x24a/0xbe0 [ 103.947350][T10574] ? __kasan_check_write+0x14/0x20 [ 103.952669][T10574] netlink_unicast+0x58c/0x7d0 [ 103.957451][T10574] ? netlink_attachskb+0x870/0x870 [ 103.962548][T10574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.968791][T10574] netlink_sendmsg+0x91c/0xea0 [ 103.973563][T10574] ? netlink_unicast+0x7d0/0x7d0 [ 103.978509][T10574] ? tomoyo_socket_sendmsg+0x26/0x30 [ 103.983782][T10574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.990082][T10574] ? security_socket_sendmsg+0x8d/0xc0 [ 103.995541][T10574] ? netlink_unicast+0x7d0/0x7d0 [ 104.000591][T10574] sock_sendmsg+0xd7/0x130 [ 104.005014][T10574] ____sys_sendmsg+0x753/0x880 [ 104.010001][T10574] ? kernel_sendmsg+0x50/0x50 [ 104.014734][T10574] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 104.021120][T10574] ___sys_sendmsg+0x100/0x170 [ 104.026288][T10574] ? sendmsg_copy_msghdr+0x70/0x70 [ 104.031575][T10574] ? __kasan_check_read+0x11/0x20 [ 104.036685][T10574] ? __lock_acquire+0x8a0/0x4a00 [ 104.041990][T10574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.049077][T10574] ? __this_cpu_preempt_check+0x35/0x190 [ 104.054704][T10574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.060932][T10574] ? percpu_counter_add_batch+0x13c/0x190 [ 104.066649][T10574] ? __fd_install+0x1bc/0x640 [ 104.071379][T10574] ? find_held_lock+0x35/0x130 [ 104.076433][T10574] ? __fd_install+0x1bc/0x640 [ 104.081143][T10574] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.087388][T10574] ? __fget_light+0x1a9/0x230 [ 104.092055][T10574] ? __fdget+0x1b/0x20 [ 104.096126][T10574] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.102659][T10574] __sys_sendmsg+0x105/0x1d0 [ 104.107258][T10574] ? __sys_sendmsg_sock+0xc0/0xc0 [ 104.112289][T10574] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.117842][T10574] ? do_syscall_64+0x26/0x790 [ 104.122963][T10574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.129395][T10574] ? do_syscall_64+0x26/0x790 [ 104.134273][T10574] __x64_sys_sendmsg+0x78/0xb0 [ 104.139143][T10574] do_syscall_64+0xfa/0x790 [ 104.143826][T10574] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.149879][T10574] RIP: 0033:0x4407a9 [ 104.153770][T10574] 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 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.173666][T10574] RSP: 002b:00007ffd5e563988 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 104.182070][T10574] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004407a9 [ 104.190314][T10574] RDX: 0000000000041000 RSI: 0000000020000140 RDI: 0000000000000004 [ 104.198297][T10574] RBP: 00000000006ca018 R08: 000000000000000c R09: 00000000004002c8 [ 104.206522][T10574] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000402030 [ 104.214622][T10574] R13: 00000000004020c0 R14: 0000000000000000 R15: 0000000000000000 [ 104.223177][T10574] Modules linked in: [ 104.227742][T10574] ---[ end trace 8a7eef47d4a7dec5 ]--- [ 104.233372][T10574] RIP: 0010:hash_netport4_uadt+0x218/0xff0 [ 104.239414][T10574] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 4d 0a 00 00 4c 89 e2 45 8b 6d 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 4c [ 104.259559][T10574] RSP: 0018:ffffc90001ce7160 EFLAGS: 00010246 [ 104.265739][T10574] RAX: dffffc0000000000 RBX: ffffc90001ce7320 RCX: 0000000000000000 [ 104.273907][T10574] RDX: 0000000000000000 RSI: ffffffff86811235 RDI: ffff88809de2dc8c [ 104.282309][T10574] RBP: ffffc90001ce72b8 R08: 0000000000000000 R09: 0000000000000000 [ 104.291584][T10574] R10: ffffed1015d0703c R11: ffff8880ae8381e3 R12: 0000000000000000 [ 104.300062][T10574] R13: 0000000000000000 R14: ffffc90001ce7220 R15: 0000000000000002 [ 104.308365][T10574] FS: 0000000001f8d880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 104.317462][T10574] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 104.324606][T10574] CR2: 0000000020000106 CR3: 000000009d902000 CR4: 00000000001406f0 [ 104.332860][T10574] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 104.341166][T10574] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 104.349700][T10574] Kernel panic - not syncing: Fatal exception in interrupt [ 104.358568][T10574] Kernel Offset: disabled [ 104.363108][T10574] Rebooting in 86400 seconds..